Product Description
High power 16inch 500W 48V 200RPM 20N.m encoder brushless DC AGV wheel hub motor for moving robot
Product Description
| Voltage | 48V |
| Outside diameter | 16 inch |
| Encoder | 1571 line Incremental Photoelectric Encoder |
| Efficiency | ≥83% |
| Number of poles | 20 poles |
| Carrying weight | ≤300KG/2 sets |
| Shaft connection | thread |
| Brake method | electric brake |
| Excitation mode | permanent magnet type |
| Tyre form | with pattern |
| Matching driver | ZLAC8030 |
| Environment temperature | -20 ~ +40 degree centigrade |
Our hub drive motor advantage:
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Self R & D, have own patent and great market competitiveness
- Built-in high precision encoder 12-21 bits optional, also can be customized, electric brake, high load carrying etc
- Simple structure, easy installation and high cost performance
- High precision, high power density, low noise
- The motor and the outer tyre are integrated, beautiful design
- 4-15 inch optional, power: 50-2KW optional, accept OEM/OEM for all models
More hub drive motor pictures:
Dimension of the servo hub motor single shaft:
Dimension of the servo hub motor double shaft:
More Robot AGV dc hub servo motor:
Application: Service Robot, AGV
Bulk production
Patent for the hub motor:
Packaging & Shipping
Package: carton with foam, QTY per carton will depend on the hub motor size.
Shipping: goods will be deliveried by air(EMS, DHL, FedEx,TNT etc), by train or by boat according to your requirements.
Company Information
1. Brief introduction:
HangZhou CHINAMFG Technology Co., Ltd. is a high-tech enterprise specialized in R&D, production and sales of industrial automation transmission products; The company gathered a large number of R&D elites being engaged in motion control field for more than 10 years and constantly provide cost-effective motion control products for our partners.
2. Product ranges and application:
Robot Hub Servo Motor, Digital Stepper Driver, Closed Loop Stepper Driver, Low-voltage DC Servo Driver and Stepper Motor, Multi-axis Motion Controller etc.. And widely used in hundreds of industries like Electronics, Machinery, Measurement, Laser, Medical, Textile, Packaging, LDE equipment, Channel CHINAMFG and Advertising etc.. Our products has win great popularity in global and been exported to global market like Southeast Asia, Europe and the United States etc.
3. Our service philosophy: Create value for customers.
4. Core value: Dedicated, innovative, virtuous, and pragmatic
5. Our vision: Being the most professional brand in the field of automation control, serving the global industry
About CHINAMFG products in exhibition:
Contact:
FAQ
1. Factory or trader?
We are factory, and have professional R&D team as introduced in company information.
2. How about the delivery?
– Sample: 3-5 days.
– Bulk order: 15-30 days.
3. What is your after-sales services?
1. Free maintenance within 12 months guarantee, lifetime consultant.
2. Professional solutions in installation and maintence.
4. Why choose us?
1. Factory Price & 24/7 after-sale services.
2. From mold customization to material processing and welding, from fine components to finished assembly, 72 processes, 24 control points, strict aging, finished product inspection.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial, Car, Agv, Robot, Smart Forklift |
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| Operating Speed: | Low Speed |
| Excitation Mode: | Permanent-Magnet |
| Function: | Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 40 |
| Samples: |
US$ 245/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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What is a DC motor, and how does it differ from other types of electric motors?
A DC (Direct Current) motor is an electric motor that converts electrical energy into mechanical motion. It operates based on the principle of electromagnetic induction and the interaction between current-carrying conductors and magnetic fields. DC motors are widely used in various applications due to their simplicity, controllability, and versatility. Here’s a detailed explanation of what a DC motor is and how it differs from other types of electric motors:
1. Basic Operation:
In a DC motor, electrical energy is supplied to the motor’s armature through a DC power source, typically a battery or a rectified power supply. The armature consists of multiple coils or windings that are evenly spaced around the motor’s rotor. The rotor is a cylindrical core with a shaft that rotates when the motor is energized. When current flows through the armature windings, it creates a magnetic field that interacts with the fixed magnetic field produced by the motor’s stator. This interaction generates a torque, causing the rotor to rotate.
2. Commutation:
DC motors employ a commutator and brushes for the conversion of electrical energy and the rotation of the rotor. The commutator consists of a segmented cylindrical ring attached to the rotor shaft, and the brushes are stationary conductive contacts that make contact with the commutator segments. As the rotor spins, the brushes maintain contact with the commutator segments, periodically reversing the direction of the current flow in the armature windings. This reversal of current flow in the armature windings ensures continuous rotation of the rotor in the same direction.
3. Types of DC Motors:
DC motors can be classified into different types based on their construction and the method of field excitation. The two main types are:
- Brushed DC Motors: Brushed DC motors have a mechanical commutator and brushes to switch the current direction in the armature windings. These motors are relatively simple, cost-effective, and offer good torque characteristics. However, the commutator and brushes require regular maintenance and can generate electrical noise and brush wear debris.
- Brushless DC Motors (BLDC): Brushless DC motors, also known as electronically commutated motors (ECMs), use electronic circuits and sensors to control the current flow in the motor windings. They eliminate the need for brushes and commutators, resulting in reduced maintenance and improved reliability. BLDC motors offer higher efficiency, smoother operation, and better speed control compared to brushed DC motors.
4. Speed Control:
DC motors provide excellent speed control capabilities. By adjusting the voltage applied to the motor, the speed of the DC motor can be regulated. Lowering the voltage reduces the motor’s speed, while increasing the voltage increases the speed. This feature makes DC motors suitable for applications that require precise speed control, such as robotics, conveyor systems, and electric vehicles.
5. Advantages and Disadvantages:
DC motors have several advantages, including:
- Simple construction and easy maintenance (for brushed DC motors).
- High starting torque.
- Precise speed control.
- Good controllability over a wide range of loads.
However, DC motors also have some limitations, such as:
- Brushed DC motors require periodic maintenance and have limited brush life.
- Brushed DC motors can generate electrical noise.
- Brushless DC motors are often more expensive compared to brushed DC motors.
6. Differences from Other Electric Motors:
DC motors differ from other types of electric motors, such as AC (Alternating Current) motors, in several ways:
- Power Source: DC motors require a DC power source, while AC motors operate from an AC power supply.
- Speed Control: DC motors offer precise speed control by adjusting the applied voltage, whereas AC motors typically rely on frequency control for speed regulation.
- Construction: DC motors use a commutator and brushes (in brushed DC motors) or electronic commutation (in brushless DC motors), while AC motors do not require commutation.
- Starting Torque: DC motors typically provide higher starting torque compared to AC motors.
Overall, DC motors are versatile and widely used in various applications due to their controllability, speed regulation capabilities, and simplicity. The advancements inpower electronics and motor control technologies have further enhanced the performance and efficiency of DC motors, making them a popular choice in many industries.
What role does commutation play in the operation of a DC motor?
In the operation of a DC (Direct Current) motor, commutation plays a crucial role in ensuring the continuous rotation of the motor and the conversion of electrical energy into mechanical motion. It is the process by which the direction of the current in the armature winding is periodically reversed to maintain a constant torque and facilitate the rotation of the motor. Here’s a detailed explanation of the role of commutation in the operation of a DC motor:
Commutation is necessary in a DC motor because the magnetic field generated by the armature winding needs to be constantly aligned with the stator’s magnetic field for efficient torque production. The stator of a DC motor typically consists of permanent magnets or electromagnets that create a fixed magnetic field. The armature winding, located on the rotor, produces a magnetic field that interacts with the stator’s field to generate torque.
The commutation process is achieved through the use of a commutator and brushes. The commutator is a cylindrical ring with multiple segments, while the brushes are conductive contacts that make physical contact with the commutator segments. The armature winding is connected to the commutator, and as the rotor spins, the brushes maintain contact with different segments.
As the rotor rotates, the commutator and brushes ensure that the direction of the current in the armature winding is reversed at specific intervals. This reversal of current flow is necessary to maintain a consistent torque in the same rotational direction. Without commutation, the torque generated by the motor would fluctuate in both magnitude and direction, leading to instability and erratic motor behavior.
The commutation process involves two stages: mechanical commutation and electrical commutation.
1. Mechanical Commutation: As the rotor rotates, the brushes make contact with different segments of the commutator. The segments are insulated from each other to prevent short circuits. When the brushes move from one segment to another, the current flowing through the armature winding is switched to a different coil or set of coils. This mechanical switching ensures that the magnetic fields produced by the winding are properly aligned with the stator’s field, resulting in continuous torque production.
2. Electrical Commutation: The reversal of current in the armature winding is achieved through electrical commutation. When the brushes make contact with a new commutator segment, the current flow in the winding is redirected to maintain the desired torque direction. The timing and sequence of the current reversal are critical to ensure smooth and efficient motor operation.
The commutation process in a DC motor is a dynamic and continuous operation. It allows for the conversion of electrical energy into mechanical motion by providing a consistent torque output. The efficiency and performance of the motor are greatly influenced by the quality and effectiveness of the commutation process.
In summary, commutation plays a vital role in the operation of a DC motor by ensuring the continuous rotation of the motor and the production of consistent torque. It involves the mechanical and electrical switching of the current direction in the armature winding, facilitated by the commutator and brushes.
How does the size and power rating of a DC motor affect its suitability for different tasks?
The size and power rating of a DC (Direct Current) motor play crucial roles in determining its suitability for different tasks and applications. The size and power rating directly impact the motor’s performance characteristics, including its torque output, speed range, efficiency, and overall capabilities. Here’s a detailed explanation of how the size and power rating of a DC motor affect its suitability for different tasks:
Size of DC Motor:
The size of a DC motor refers to its physical dimensions, including its diameter, length, and overall volume. The size of the motor influences its ability to fit into specific spaces or applications with space constraints. Here are some key considerations regarding the size of a DC motor:
1. Space Limitations: In applications where space is limited, such as small robotic systems or compact machinery, smaller-sized DC motors are preferred. These motors provide a more convenient and efficient integration into the overall system design.
2. Weight Constraints: Certain applications, such as drones or lightweight robots, may have strict weight limitations. Smaller-sized DC motors are generally lighter, making them more suitable for weight-sensitive tasks where minimizing the overall system weight is essential.
3. Cooling and Heat Dissipation: The size of a DC motor can impact its ability to dissipate heat generated during operation. Smaller-sized motors may have less surface area for heat dissipation, which can lead to increased operating temperatures. In contrast, larger-sized motors typically have better heat dissipation capabilities, allowing for sustained operation under heavy loads or in high-temperature environments.
Power Rating of DC Motor:
The power rating of a DC motor refers to the maximum power it can deliver or the power it consumes during operation. The power rating determines the motor’s capacity to perform work and influences its performance characteristics. Here are some key considerations regarding the power rating of a DC motor:
1. Torque Output: The power rating of a DC motor is directly related to its torque output. Higher power-rated motors generally provide higher torque, allowing them to handle more demanding tasks or applications that require greater force or load capacity. For example, heavy-duty industrial machinery or electric vehicles often require DC motors with higher power ratings to generate sufficient torque for their intended tasks.
2. Speed Range: The power rating of a DC motor affects its speed range capabilities. Motors with higher power ratings can typically achieve higher speeds, making them suitable for applications that require rapid or high-speed operation. On the other hand, lower power-rated motors may have limited speed ranges, making them more suitable for applications that require slower or controlled movements.
3. Efficiency: The power rating of a DC motor can impact its efficiency. Higher power-rated motors tend to have better efficiency, meaning they can convert a larger proportion of electrical input power into mechanical output power. Increased efficiency is desirable in applications where energy efficiency or battery life is a critical factor, such as electric vehicles or portable devices.
4. Overload Capability: The power rating of a DC motor determines its ability to handle overloads or sudden changes in load conditions. Motors with higher power ratings generally have a greater overload capacity, allowing them to handle temporary load spikes without stalling or overheating. This characteristic is crucial in applications where intermittent or varying loads are common.
Overall, the size and power rating of a DC motor are important factors in determining its suitability for different tasks. Smaller-sized motors are advantageous in space-constrained or weight-sensitive applications, while larger-sized motors offer better heat dissipation and can handle heavier loads. Higher power-rated motors provide greater torque, speed range, efficiency, and overload capability, making them suitable for more demanding tasks. It is crucial to carefully consider the specific requirements of the application and choose a DC motor size and power rating that aligns with those requirements to ensure optimal performance and reliability.
editor by CX 2024-05-17
China high quality 24V 48V DC Servo Motor 700W 750W 1500rpm 5n. M with Brushless Driver vacuum pump design
Product Description
24V 48V DC servo motor 700W 750W 1500rpm 5N.m with brushless driver
Product Description
What is a Brushless DC motor (BLDC)?
Brushless DC motor (known as BLDC) is a permanent magnet synchronous electric motor which is driven by direct current (DC) electricity and it accomplishes electronically controlled commutation system (commutation is the process of producing rotational torque in the motor by changing phase currents through it at appropriate times) instead of a mechanically commutation system. BLDC motors are also referred as trapezoidal permanent magnet motors.
It has no mechanical commutator and associated problems High efficiency due to the use of permanent magnet rotor High speed of operation even in loaded and unloaded conditions due to the absence of brushes that limits the speed Smaller motor geometry and lighter in weight than both brushed type DC and induction AC motors Long life as no inspection and maintenance is required for commutator system Higher dynamic response due to low inertia and carrying windings in the stator Less electromagnetic interference Quite operation (or low noise) due to absence of brushess.
Product Parameters
LKBS48501 is an intelligent brushless DC controller. It adopts 32-bit high-performance MCU,Advanced motion control algorithm is suitable to the outside of the quadrature encoder input to complete the open loop and closed loop speed, under the closed loop torque of motor sport.Controller with multiple analog input port, the pulse input port and digital I/O port, can through the special software to redefine its functions.Universal RS232 serial port communication,
CAN bus, CAN be widely used in automation
Product Features:
-Wide-range voltage input, 10-55V.
-Intelligent PID control loop.
-Working mode: Speed open-loop, close-loop control, torque close-loop control, position close-loop control.
-External potentiometer, 0-5V analog quantity or pulse command control mode, RC (pulse width signal outputted by the receiver of aeromodelling remote control) control mode.
-Safety CHINAMFG & reverse control, four-quadrant operation, support regeneration.
-Enable control function.
-Maximum current control.
-4-way input port; the function can be defined as analog input, pulse input or digital input functions.
-2-way digital (MOS tube open-drain) output, Generally as 24V 1A output (maximum load capacity of 40V 1A), can be used to loosen the brake or
other attachments.
-Abnormalities like overcurrent, overheating, overvoltage and short circuit will start the protection function.
-LED status indicator.
-CAN bus communication, see the detailed communication protocol when using it
-RS232 communication, see the detailed communication protocol when using it.
Packaging & Shipping
Company Profile
HangZhou CHINAMFG Electronic Technology Co., Ltd. mainly engaged in high and low voltage permanent magnet DC motor, high and low voltage BLDC Motor, high and low voltage AC and DC servo motor, and its supporting high and low voltage DC motor drivers, AC and DC servo motor drivers and other high-quality products for industrial fields.
FAQ
Q:What’s the lead time for regular order?
A: For orders, the standard lead time is 3-5 days and this time can be shorter or longer based on different model, period and quantity.
Q: Can you send me a price list?
A: For all of our motors, they are customized based on different requirements like lifetime, noise, voltage, and shaft etc. The price also varies according to annual quantity. So it’s really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we’ll see what offer we can provide.
Q: Is it possible for you to develop new motors if we can provide tooling cost?
A:Yes. Please kindly share the detailed requirements like performance, size, annual quantity, target price etc. Then we’ll make our evaluation to see if we can arrange or not.
Q: Can I get some samples?
A: It depends. If only a few samples for personal use or replacement, I am afraid it’ll be difficult for us to provide because all of our motors are custom made and no stock available if there is no further needs. If just sample testing before the official order and our MOQ, price and other terms are acceptable,we’d love to provide samples.
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| Application: | Household Appliances, Car |
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| Function: | Control, Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 8 |
| Structure and Working Principle: | Brushless |
| Certification: | CE |
| Customization: |
Available
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How are servo motors used in CNC machines and other precision machining equipment?
Servo motors play a crucial role in CNC (Computer Numerical Control) machines and other precision machining equipment. They provide precise and dynamic control over the movement of various axes, enabling high-accuracy positioning, rapid speed changes, and smooth motion profiles. Here’s a detailed explanation of how servo motors are used in CNC machines and precision machining equipment:
1. Axis Control:
CNC machines typically have multiple axes, such as X, Y, and Z for linear movements, as well as rotary axes for rotational movements. Servo motors are employed to drive each axis, converting electrical signals from the CNC controller into mechanical motion. The position, velocity, and acceleration of the servo motors are precisely controlled to achieve accurate and repeatable positioning of the machine’s tool or workpiece.
2. Feedback and Closed-Loop Control:
Servo motors in CNC machines are equipped with feedback devices, such as encoders or resolvers, to provide real-time information about the motor’s actual position. This feedback is used in a closed-loop control system, where the CNC controller continuously compares the desired position with the actual position and adjusts the motor’s control signals accordingly. This closed-loop control ensures accurate positioning and compensates for any errors, such as mechanical backlash or load variations.
3. Rapid and Precise Speed Changes:
Servo motors offer excellent dynamic response, allowing CNC machines to achieve rapid and precise speed changes during machining operations. By adjusting the control signals to the servo motors, the CNC controller can smoothly accelerate or decelerate the machine’s axes, resulting in efficient machining processes and reduced cycle times.
4. Contouring and Path Tracing:
CNC machines often perform complex machining tasks, such as contouring or following intricate paths. Servo motors enable precise path tracing by accurately controlling the position and velocity of the machine’s tool along the programmed path. This capability is crucial for producing intricate shapes, smooth curves, and intricate details with high precision.
5. Spindle Control:
In addition to axis control, servo motors are also used to control the spindle in CNC machines. The spindle motor, typically a servo motor, rotates the cutting tool or workpiece at the desired speed. Servo control ensures precise speed and torque control, allowing for optimal cutting conditions and surface finish quality.
6. Tool Changers and Automatic Tool Compensation:
CNC machines often feature automatic tool changers to switch between different cutting tools during machining operations. Servo motors are utilized to precisely position the tool changer mechanism, enabling quick and accurate tool changes. Additionally, servo motors can be used for automatic tool compensation, adjusting the tool’s position or orientation to compensate for wear, tool length variations, or tool offsets.
7. Synchronized Motion and Multi-Axis Coordination:
Servo motors enable synchronized motion and coordination between multiple axes in CNC machines. By precisely controlling the servo motors on different axes, complex machining operations involving simultaneous movements can be achieved. This capability is vital for tasks such as 3D contouring, thread cutting, and multi-axis machining.
In summary, servo motors are integral components of CNC machines and precision machining equipment. They provide accurate and dynamic control over the machine’s axes, enabling high-precision positioning, rapid speed changes, contouring, spindle control, tool changers, and multi-axis coordination. The combination of servo motor technology and CNC control systems allows for precise, efficient, and versatile machining operations in various industries.
What is the significance of closed-loop control in servo motor operation?
Closed-loop control plays a significant role in the operation of servo motors. It involves continuously monitoring and adjusting the motor’s behavior based on feedback from sensors. The significance of closed-loop control in servo motor operation can be understood through the following points:
1. Accuracy and Precision:
Closed-loop control allows servo motors to achieve high levels of accuracy and precision in positioning and motion control. The feedback sensors, such as encoders or resolvers, provide real-time information about the motor’s actual position. This feedback is compared with the desired position, and any deviations are used to adjust the motor’s behavior. By continuously correcting for errors, closed-loop control ensures that the motor accurately reaches and maintains the desired position, resulting in precise control over the motor’s movements.
2. Stability and Repeatability:
Closed-loop control enhances the stability and repeatability of servo motor operation. The feedback information enables the control system to make continuous adjustments to the motor’s inputs, such as voltage or current, in order to minimize position errors. This corrective action helps stabilize the motor’s behavior, reducing oscillations and overshoot. As a result, the motor’s movements become more consistent and repeatable, which is crucial in applications where the same motion needs to be replicated accurately multiple times.
3. Compensation for Disturbances:
One of the key advantages of closed-loop control is its ability to compensate for disturbances or variations that may occur during motor operation. External factors, such as friction, load changes, or variations in the operating environment, can affect the motor’s performance and position accuracy. By continuously monitoring the actual position, closed-loop control can detect and respond to these disturbances, making the necessary adjustments to maintain the desired position. This compensation capability ensures that the motor remains on track despite external influences, leading to more reliable and consistent operation.
4. Improved Response Time:
Closed-loop control significantly improves the response time of servo motors. The feedback sensors provide real-time information about the motor’s actual position, which allows the control system to quickly detect any deviations from the desired position. Based on this feedback, the control system can adjust the motor’s inputs promptly, allowing for rapid corrections and precise control over the motor’s movements. The fast response time of closed-loop control is crucial in applications where dynamic and agile motion control is required, such as robotics or high-speed automation processes.
5. Adaptability to Changing Conditions:
Servo motors with closed-loop control are adaptable to changing conditions. The feedback information allows the control system to dynamically adjust the motor’s behavior based on real-time changes in the operating environment or task requirements. For example, if the load on the motor changes, the control system can respond by adjusting the motor’s inputs to maintain the desired position and compensate for the new load conditions. This adaptability ensures that the motor can perform optimally under varying conditions, enhancing its versatility and applicability in different industrial settings.
In summary, closed-loop control is of significant importance in servo motor operation. It enables servo motors to achieve high levels of accuracy, stability, and repeatability in position and motion control. By continuously monitoring the motor’s actual position and making adjustments based on feedback, closed-loop control compensates for disturbances, enhances response time, and adapts to changing conditions. These capabilities make closed-loop control essential for achieving precise and reliable operation of servo motors in various industrial applications.
In which industries are servo motors commonly used, and what applications do they serve?
Servo motors are widely used across various industries due to their precise control capabilities and ability to deliver high torque at different speeds. Here are some industries where servo motors are commonly employed, along with their applications:
1. Robotics:
Servo motors are extensively used in robotics to control the movement of robotic limbs and joints. They enable precise positioning and accurate control, allowing robots to perform tasks with high accuracy and repeatability. Servo motors are also employed in humanoid robots, industrial manipulators, and collaborative robots (cobots).
2. Manufacturing and Automation:
In manufacturing and automation industries, servo motors are used in various applications such as conveyor systems, pick-and-place machines, packaging equipment, and assembly lines. Servo motors provide precise control over the movement of components, ensuring accurate positioning, fast response times, and high throughput.
3. CNC Machining:
Servo motors play a vital role in computer numerical control (CNC) machines, where they control the movement of axes (e.g., X, Y, and Z). These motors enable precise and smooth motion, allowing CNC machines to accurately shape and cut materials such as metal, wood, and plastics. Servo motors are also used in CNC routers, milling machines, lathes, and laser cutting equipment.
4. Aerospace and Aviation:
Servo motors find applications in the aerospace and aviation industries, particularly in flight control systems. They are used to control the movement of aircraft surfaces, such as ailerons, elevators, rudders, and flaps. Servo motors ensure precise and responsive control, contributing to the stability and maneuverability of aircraft.
5. Medical Devices:
In the medical field, servo motors are used in various devices and equipment. They are employed in robotic surgery systems, prosthetics, exoskeletons, infusion pumps, diagnostic equipment, and laboratory automation. Servo motors enable precise and controlled movements required for surgical procedures, rehabilitation, and diagnostic tests.
6. Automotive:
Servo motors have several applications in the automotive industry. They are used in electric power steering systems, throttle control, braking systems, and active suspension systems. Servo motors provide accurate control over steering, acceleration, and braking, enhancing vehicle safety and performance.
7. Entertainment and Motion Control:
Servo motors are widely used in the entertainment industry for animatronics, special effects, and motion control systems. They enable realistic movements of animatronic characters, robotic props, and camera rigs in film, television, and theme park attractions. Servo motors also find applications in motion simulators, gaming peripherals, and virtual reality systems.
In addition to these industries, servo motors are utilized in various other fields, including industrial automation, renewable energy systems, textile machinery, printing and packaging, and scientific research.
Overall, servo motors are versatile components that find widespread use in industries requiring precise motion control, accurate positioning, and high torque output. Their applications span across robotics, manufacturing, CNC machining, aerospace, medical devices, automotive, entertainment, and numerous other sectors.
editor by CX 2024-05-16
China high quality 36V 48V 250kv Water Cooled High Speed Brushless Outrunner Motor 6600W Max supplier
Product Description
CHINAMFG D65L76 Outrunner 24n/20p Brushless Motor 6600W
Product Description
1. Slotted 20-pole outrunner design
2. External rotor design for better cooling
3. Equivalent to a 50cc-60cc gas engine
4. High-torque alternative to inrunner brushless motors
5. High-quality ball bearings and hardened 8mm steel shaft
6. Ideal for high speed airplanes & Skateboard
- Diameters at 65mm
- Speeds up to 16,800 rpm
- Maximum output power up to 6500W
- High-power density
- Heat sink cooling fins design
- Outer rotor options
- Lower cost of ownership
Product Parameters
| Outrunner Motor | D65L76-400 | D65L76-350 | D65L76-310 | D65L76-278 | D65L76-250 | D65L76-230 | D65L76-210 |
| Winding turn & Connection | 6T-D | 7T-D | 8T-D | 9T-D | 10T-D | 11T-D | 12T-D |
| LiPo/Voltage Range) | 6-10S (20-42V) | 6-10S(20-42V) | 6-12S(20-50.4V) | 8-12S(26-50.4V) | 8-14S(26-58.8V) | 8-16S(26-67.2V) | 10-16S(32-67.2V) |
| Max Spin Speed (RPM) | 16,800 | 14,700 | 15,624 | 14,011 | 14,700 | 15,456 | 14,112 |
| Speed Constance kV(RPM/V) | 400 | 350 | 310 | 278 | 250 | 230 | 210 |
| Kt(N*M/A) | 0.5712 | 0.0302 | 0.03452 | 0.03884 | 0.5715 | 0.5717 | 0.5718 |
| No Loading Current at 8.4V (A) | 3.2 | 2.5 | 2.2 | 2.0 | 1.8 | 1.5 | 1.5 |
| Maximum output power(W) | 6,500 | 6,600 | 6,700 | 6,500 | 6,600 | 6,700 | 6,500 |
| Peak current (A) | 335 | 285 | 255 | 230 | 190 | 160 | 160 |
| Effeciency | 89.00% | 90.00% | 91.00% | 91.00% | 92.00% | 92.00% | 92.00% |
| Max torque at 60% (N*M) | 8.5 | 8.4 | 8.7 | 8.6 | 8.9 | 9.0 | 9.0 |
| Weight(g) | 864 | 864 | 866 | 852 | 865 | 863 | 863 |
| Construction | 24N/20P | ||||||
| Max Working Temperature | 120ºC | ||||||
| Dimension | D65*L76 mm | ||||||
| Shaft extension | φ8*L36 | ||||||
| Lead wires extension | 200mm | ||||||
| Insulation voltage & leak current | AC500V/10MA/3S | ||||||
| Plug | 8.0mm plug | ||||||
| Life Span (hrs) | 10,000 | ||||||
Customize per your request
Drawing Dimension
Wiring Diagram
Auto Dyno Testing
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| Application: | RC Airplane / Drone / Quadcopter / Skateboard |
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| Operating Speed: | Adjust Speed |
| Excitation Mode: | Permanent Magnet |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What factors should be considered when selecting a brushless motor for a specific application?
When selecting a brushless motor for a specific application, several factors need to be considered to ensure optimal performance and compatibility. Here are the key factors to take into account:
1. Power and Torque Requirements:
Determine the power and torque requirements of the application. This includes considering the desired operating speed, acceleration, and load characteristics. Select a brushless motor that can deliver the required power and torque output within the application’s operating range. Consider factors such as the motor’s power rating, torque density, and speed-torque characteristics.
2. Size and Form Factor:
Evaluate the space available for motor installation. Consider the physical dimensions and form factor of the motor to ensure it can fit within the application’s constraints. Additionally, consider the weight of the motor, especially in applications where weight is a critical factor, such as drones or portable devices.
3. Environmental Conditions:
Assess the environmental conditions in which the motor will operate. Consider factors such as temperature extremes, humidity, dust, and vibration levels. Choose a brushless motor that is designed to withstand and perform reliably in the specific environmental conditions of the application. Look for motors with appropriate protection ratings (e.g., IP ratings) and robust construction.
4. Efficiency and Energy Consumption:
Consider the desired energy efficiency of the application. Select a brushless motor with high efficiency to minimize energy consumption and maximize overall system efficiency. Efficiency can be influenced by factors such as motor design, winding configuration, and the use of advanced control techniques. Look for motors with high efficiency ratings or specific certifications, such as IE (International Efficiency) classifications.
5. Control and Feedback Requirements:
Evaluate the control and feedback requirements of the application. Determine if sensorless control or position feedback through sensors (e.g., encoders) is necessary for precise speed or position control. Consider the compatibility of the motor’s control interfaces and communication protocols with the application’s control system. Some applications may require motors with built-in control electronics or compatibility with specific motor controllers.
6. Operating Voltage and Power Supply:
Determine the available power supply and the operating voltage range of the application. Select a brushless motor that operates within the available voltage range and is compatible with the power supply infrastructure. Consider factors such as voltage ratings, current requirements, and the availability of appropriate power supply units or motor drives.
7. Expected Lifetime and Reliability:
Evaluate the expected lifetime and reliability requirements of the application. Consider factors such as the motor’s rated lifetime, bearing type, insulation class, and overall build quality. Look for motors from reputable manufacturers with a track record of producing reliable and durable products. Consider the availability of maintenance and support services.
8. Cost and Budget:
Consider the cost and budget limitations of the application. Balance the desired motor performance and features with the available budget. Compare the costs of different motor options, taking into account factors such as initial purchase cost, maintenance requirements, and potential energy savings over the motor’s lifetime.
9. Application-Specific Considerations:
Take into account any application-specific requirements or constraints. This may include factors such as regulatory compliance, specific certifications (e.g., safety or industry-specific certifications), compatibility with other system components, and any unique operational or functional requirements of the application.
By carefully considering these factors, you can select a brushless motor that is well-suited for the specific application, ensuring optimal performance, efficiency, reliability, and compatibility.
What types of sensors are commonly used in brushless motors for feedback and control?
In brushless motors, various types of sensors are commonly used for feedback and control purposes. These sensors provide essential data to monitor and control the motor’s position, speed, and other parameters. Here are some of the commonly used sensors in brushless motors:
1. Hall Effect Sensors:
Hall effect sensors are widely used in brushless motors for commutation control. Typically, three Hall effect sensors are positioned around the motor’s stator to detect the position of the rotor’s permanent magnets. By sensing the magnetic field changes, the Hall effect sensors determine the rotor’s position relative to the stator. This information is crucial for the motor’s electronic controller to apply the correct current to the motor’s windings and ensure proper commutation.
2. Encoder Sensors:
Encoders are commonly employed in brushless motors for precise position control. There are two main types of encoders used: optical encoders and magnetic encoders. Optical encoders use an optical disc with patterns and a light-emitting diode (LED) and photodetector to detect the rotation of the motor’s shaft. Magnetic encoders, on the other hand, utilize magnetic fields and sensors to measure the shaft’s position. Encoders provide high-resolution position feedback and enable accurate closed-loop control of the motor’s position.
3. Resolver Sensors:
Resolvers are another type of position sensor used in brushless motors. They consist of a rotor and a stator with windings. As the rotor rotates, the resolver measures the angular position by detecting the voltages induced in the stator windings. Resolvers are known for their durability and resistance to harsh environmental conditions, making them suitable for various industrial applications.
4. Current Sensors:
Current sensors are used to measure the current flowing through the motor’s windings. They provide feedback on the motor’s electrical load and enable monitoring of the motor’s torque output. Current sensors can be based on different principles, such as Hall effect, shunt resistors, or current transformers. By measuring the motor’s current, the control system can adjust the motor’s performance and protect it from overcurrent conditions.
5. Temperature Sensors:
Temperature sensors are utilized to monitor the motor’s temperature and prevent overheating. These sensors can be thermocouples, thermistors, or integrated temperature sensors. By continuously monitoring the motor’s temperature, the control system can adjust the motor’s operation, activate cooling mechanisms, or trigger alarms and shutdowns if the temperature exceeds safe limits.
6. Speed Sensors:
Speed sensors are employed to measure the rotational speed of the motor. They provide feedback on the motor’s speed and enable closed-loop speed control. Speed sensors can be optical or magnetic, relying on the detection of changes in position or magnetic field patterns to determine the motor’s speed.
The specific combination and utilization of these sensors depend on the motor’s design, control system requirements, and application needs. By using these sensors, brushless motors can achieve precise control, accurate position feedback, and efficient operation, making them suitable for a wide range of applications in industries such as automotive, robotics, aerospace, and industrial automation.
Can you explain the working principle of brushless motors and how they generate motion?
Brushless motors operate based on the principles of electromagnetism and electronic commutation. Here’s an explanation of the working principle of brushless motors and how they generate motion:
1. Stator and Rotor:
A brushless motor consists of two main components: a stationary stator and a rotating rotor. The stator contains multiple coils or windings arranged in a specific pattern. These windings are typically made of copper wire and are evenly spaced around the inner circumference of the motor housing. The rotor, on the other hand, contains permanent magnets that are magnetized in a specific pattern.
2. Electronic Commutation:
The key difference between brushless motors and brushed motors is the method of commutation. In brushed motors, commutation is achieved mechanically through brushes and a commutator. However, in brushless motors, commutation is electronic. The commutation process is managed by an external controller or electronic speed controller (ESC).
3. Rotor Position Detection:
To determine the rotor’s position, brushless motors use sensors or Hall effect devices embedded in the stator. These sensors detect the position of the permanent magnets on the rotor as it rotates. The sensor information is sent to the controller, which uses it to determine the timing and sequence of current flow in the stator windings.
4. Current Distribution:
Based on the rotor position information, the controller determines which stator windings need to be energized to generate the desired motion. The controller then sends electric currents to the appropriate windings in a specific sequence. By energizing different windings at different times, the controller can create a rotating magnetic field in the stator.
5. Magnetic Field Interaction:
As the rotating magnetic field is generated in the stator, it interacts with the permanent magnets on the rotor. The interaction between the rotating magnetic field and the permanent magnets causes the rotor to rotate. The controller continuously adjusts the timing and amplitude of the currents flowing through the stator windings to maintain the rotation and control the motor’s speed and torque.
6. Continuous Rotation:
Brushless motors achieve continuous rotation by continuously updating the rotor position using the sensors and adjusting the current flow in the stator windings accordingly. The electronic commutation process ensures that the currents are switched at the right time and in the right sequence to maintain the rotation and provide precise control over the motor’s operation.
By using electronic commutation and precise control over the currents in the stator windings, brushless motors generate motion with high efficiency, reliability, and accuracy. They offer advantages such as higher speed capabilities, smoother operation, reduced maintenance requirements, and improved overall performance compared to brushed motors. These characteristics make brushless motors widely used in various applications, ranging from small consumer electronics to large industrial machinery.
editor by CX 2024-05-15
China wholesaler 600rpm Three Phase 10inch 60V 72V 48V 800W AlNiCo Magnets 27 Brushless DC Hub Electric Moped Scooter Motor with Great quality
Product Description
| 215-motor | light—-800g lighter motor for the same performance |
| Strong magnets—-Tesla automotive grade magnets | |
| Super magnetic retention—-Demagnetisation performance 30% better than industry | |
| Efficient and stable—-Patented guaranteed single-wire motor with no breakpoints throughout |
Used in scooter and motorcycle with high power
giving excellent balance capacity,comfortable,smooth and durable in use.
| Working voltage | DC60V |
| No load speed | 600±15rpm |
| Rated power | 800W |
| Efficiency | ≥88% |
| Maximum torque | ≥80Nm |
| Maximum speed | 35km/h-50km/h |
| Motor on gear | 200mm |
| Brake type | Drum/Disc brake |
| Colour | Matt black/silver |
| Applicable models | Electric motorcycle |
| Adaptive tire | English 3.0-10 3.5-10 |
| Metric 110 / 100-10 110 / 90-10 | |
| 90/90-10 100/90-10 |
1. Q: Can I get samples before my formal order?
A: Yes, special sample services are available. And the sample cost can be relived once the formal order comes.
2. Q: How do you control the quality?
A: 1. Provide sample test report confirmation; 2. Seal sample confirmation. 3. Shoot production videos during the production process; 4. Send out test reports and test videos when the products are off-line; 5. Use foam cartons and woven bags for packaging, and the perfect packaging method ensures that the products are not damaged during transportation.
3. Q: Can I get a customize service?
A: Yes, ODM OEM services are available. (Appearance color, decal, power, etc. can be customized if the quantity can be above 50sets)
4. Q: What is the warranty time of your products?
A:The motor and controller are guaranteed for 18 months.
5. Q: How about payment terms and price terms?
A: Payment Terms: EXW,FOB,CNF/CFR,CIF,L/C, etc. Price Terms: Sample list 100%;Regular order 100% TT or 100% L/C or 30%TT,70%L/C.The specific payment method can be negotiated.
6. Q: What’s the approximate lead time?
A: After the advanced payment confirmed, normally 5 days for stock products,15 days for conventional models , and 30 days for special models.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Free Charge |
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| Warranty: | 18 Mouths |
| Brake System: | Drum Brake/Disc Brake |
| Speed: | 35km/H-50km/H |
| Supply Voltage: | DC60V |
| Rated Power: | 800W |
| Samples: |
US$ 60/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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What are the common applications of 3-phase motors?
3-phase motors find widespread use in various industrial, commercial, and residential applications. Their efficiency, reliability, and ability to provide high torque output make them suitable for a wide range of tasks. Here’s a detailed explanation of the common applications of 3-phase motors:
- Industrial Machinery: 3-phase motors are extensively used in industrial machinery, including pumps, compressors, fans, blowers, mixers, conveyors, and machine tools. These motors provide the necessary power and torque to drive heavy-duty equipment and ensure reliable operation in manufacturing facilities, factories, and processing plants.
- HVAC Systems: Heating, ventilation, and air conditioning (HVAC) systems often rely on 3-phase motors for their operation. These motors power the fans, blowers, and compressors in HVAC units, ensuring efficient air circulation, temperature control, and refrigeration in commercial and residential buildings, offices, hospitals, and shopping malls.
- Pumps and Water Systems: 3-phase motors are commonly used in pumps for water supply systems, irrigation systems, wastewater treatment plants, and industrial pumping applications. These motors provide the necessary power to move water, fluids, or other liquids efficiently and reliably.
- Electric Vehicles: Electric vehicles (EVs) and hybrid electric vehicles (HEVs) utilize 3-phase motors for propulsion. These motors provide the necessary torque and power to drive the vehicle’s wheels, offering efficient and eco-friendly transportation solutions.
- Industrial Robotics: 3-phase motors play a crucial role in industrial robotics, where precise and dynamic motion control is required. These motors provide the necessary power and torque to actuate the robotic arms, joints, and end-effectors, enabling precise movement and manipulation in manufacturing, assembly, and automation processes.
- Machine Tools: Machine tools, such as lathes, milling machines, grinders, and CNC machines, rely on 3-phase motors for their operation. These motors provide the rotational power and control required for cutting, shaping, and machining various materials in metalworking, woodworking, and fabrication industries.
- Oil and Gas Industry: The oil and gas industry extensively employs 3-phase motors in various applications, including pumps for oil extraction and transportation, compressors for gas compression, and fans for ventilation in refineries and petrochemical plants.
- Renewable Energy Systems: Wind turbines and solar tracking systems often utilize 3-phase motors. These motors enable efficient conversion of wind or solar energy into electrical energy, contributing to the generation of clean and sustainable power.
- Food Processing and Packaging: 3-phase motors are commonly found in food processing and packaging equipment, such as mixers, grinders, slicers, conveyors, and filling machines. These motors provide the power and control required for efficient and hygienic processing, packaging, and handling of food products.
These are just a few examples of the common applications of 3-phase motors. Their versatility, reliability, and ability to deliver high torque output make them suitable for a wide range of tasks across various industries and sectors.
How do manufacturers ensure the quality and reliability of 3-phase motors?
Manufacturers employ various measures and processes to ensure the quality and reliability of 3-phase motors. Here’s a detailed explanation of the key practices manufacturers follow:
- Design and Engineering: Manufacturers invest significant effort in the design and engineering phases of motor development. They employ experienced engineers who design the motors to meet specific performance, efficiency, and reliability requirements. Advanced computer-aided design (CAD) software and simulation tools are used to optimize motor designs and ensure compatibility with intended applications.
- Material Selection: High-quality materials are crucial for the durability and performance of 3-phase motors. Manufacturers carefully select materials that can withstand the mechanical stresses, electrical loads, and environmental conditions the motors may encounter. This includes choosing appropriate insulation materials, conductors, bearings, and other components to ensure long-term reliability.
- Manufacturing Processes: Stringent manufacturing processes are implemented to ensure consistent quality and reliability. Manufacturers adhere to industry standards and best practices, such as ISO 9001 certification, to maintain high manufacturing standards. Automated assembly lines, precision machining, and rigorous quality control inspections are employed to minimize variations and defects during production.
- Testing and Quality Control: Thorough testing is performed at various stages of motor production to verify performance, electrical characteristics, and reliability. Manufacturers conduct tests such as insulation resistance testing, high-potential (hipot) testing, vibration testing, temperature rise testing, and load testing. These tests help identify any potential issues and ensure that motors meet or exceed specified standards and performance criteria.
- Quality Assurance Systems: Manufacturers implement robust quality assurance systems to monitor and control the entire manufacturing process. This includes implementing quality management systems (QMS) and continuous improvement methodologies, such as Six Sigma or lean manufacturing, to identify areas for enhancement and minimize defects. Regular audits and inspections are conducted to ensure compliance with quality standards and customer requirements.
- Certifications and Compliance: Reputable manufacturers ensure that their 3-phase motors comply with relevant industry standards and certifications. These can include compliance with standards such as NEMA (National Electrical Manufacturers Association) or IEC (International Electrotechnical Commission), as well as safety certifications like UL (Underwriters Laboratories) or CSA (Canadian Standards Association). Compliance with these standards ensures that the motors meet essential electrical and mechanical safety requirements.
- Reliability Testing: Manufacturers subject 3-phase motors to extensive reliability testing to simulate real-world operating conditions and verify their performance under various stress factors. This includes testing for endurance, temperature cycling, humidity exposure, voltage fluctuations, and other environmental factors that the motors may encounter during their lifespan. Reliability testing helps identify and address any potential issues before the motors reach the market.
- Supplier Qualification: Manufacturers carefully select and qualify their suppliers to ensure the quality and consistency of components used in the motor’s construction. Suppliers are evaluated based on their manufacturing capabilities, quality control processes, and adherence to industry standards. Regular supplier audits and performance evaluations are conducted to maintain the desired level of quality in the supply chain.
- Customer Feedback and Warranty: Manufacturers value customer feedback and utilize it to further improve the quality and reliability of their 3-phase motors. They provide warranties and after-sales support to address any issues that may arise during the motor’s operational lifespan. By actively engaging with customers and addressing their concerns, manufacturers can continuously enhance their products and ensure customer satisfaction.
By following these practices, manufacturers strive to deliver high-quality and reliable 3-phase motors that meet the demanding requirements of various applications. These measures help ensure that the motors perform optimally, have a long lifespan, and provide reliable operation in diverse industrial and commercial settings.
How do 3-phase motors handle variations in load and speed requirements?
3-phase motors are capable of handling variations in load and speed requirements through various control methods. Here’s a detailed explanation of how they handle these variations:
- Load Variations:
- Inherent Torque Characteristics: 3-phase motors are designed to provide high starting torque and continuous torque output, making them suitable for a wide range of load variations. They can handle sudden changes in load without significant impact on motor performance.
- Overload Capacity: 3-phase motors are typically designed with overload capacity to handle temporary increases in load beyond their rated capacity. This overload capacity allows the motor to withstand sudden surges in load without overheating or tripping protective devices.
- Controlled Speed Regulation: By using control devices such as variable frequency drives (VFDs) or adjustable speed drives (ASDs), the speed and torque output of 3-phase motors can be adjusted in real-time to match the load requirements. This ensures efficient motor operation and minimizes energy wastage.
- Motor Protection Features: 3-phase motors often incorporate protective features such as thermal overload protection and current limiters. These features help safeguard the motor against excessive heat or current, which can result from prolonged high-load conditions. They automatically intervene to protect the motor and prevent damage.
- Speed Variations:
- Variable Frequency Drives (VFDs): 3-phase motors can be coupled with VFDs, which allow precise control of motor speed. VFDs adjust the frequency and voltage supplied to the motor, enabling smooth and accurate speed regulation over a wide range. This flexibility in speed control makes 3-phase motors suitable for applications with varying speed requirements.
- Adjustable Speed Drives (ASDs): Similar to VFDs, ASDs provide speed control capabilities for 3-phase motors. They allow users to adjust the motor’s speed and torque output based on specific application needs. ASDs can be used in various industrial processes that require precise speed control, such as conveyor systems, pumps, and fans.
- Pole Changing Motors: Some 3-phase motors, known as pole changing motors, offer the ability to change the number of poles within the motor. This feature allows for speed variations by altering the motor’s synchronous speed. However, pole changing motors are less common compared to VFD or ASD-controlled motors.
Overall, 3-phase motors can handle variations in load and speed requirements through their inherent torque characteristics, overload capacity, and control options such as VFDs and ASDs. These features and control methods allow for efficient motor operation, precise speed regulation, and the ability to adapt to changing load conditions in various industrial applications.
editor by CX 2024-05-15
China Custom 80mm 48V High Speed High Torque Brushless DC Motor for Medical Equipment vacuum pump belt
Product Description
| BG 80BL DC Brushless Motor | |
| Environmental Conditions | -20ºC~50ºC |
| Insulation Clase | B |
| Protection class | IP44 |
| Noise | ≤65dB |
| Number of Poles/ phases | 8/3 |
| Lifespan | >5000h |
| Electrical Specifications | |||||||||
| Model | RATED LOAD | NO LOAD | STALL | ||||||
| Voltage | Power | Speed | Torque | Current | Speed | Current | Torque | Current | |
| V | W | rpm | N.m | A | rpm | A | N.m | A | |
| BG 80BL01 | 48 | 220 | 3000 | 0.7 | 5.5 | 4000 | 1.37 | 2.1 | 16.5 |
| BG 80BL02 | 310 | 440 | 6000 | 0.7 | 1.7 | 8000 | 0.4 | 2.1 | 5.1 |
| BG 80BL03 | 48 | 400 | 3000 | 1.27 | 10 | 4000 | 2.5 | 30 | 30 |
| We can also customize products according to customer requirements. | |||||||||
Established in 1994, HangZhou BG Motor Factory is a professional manufacturer of brushless DC motors, brushed DC motors, planetary gear motors, worm gear motors, Universal motors and AC motors. We have a plant area of 6000 square meters, multiple patent certificates, and we have the independent design and development capabilities and strong technical force, with an annual output of more than 1 million units. Since the beginning of its establishment, BG motor has focused on the overall solution of motors. We manufacture and design motors, provide professional customized services, respond quickly to customer needs, and actively help customers to solve problems. Our motor products are exported to 20 countries, including the United States, Germany, Italy, the United Kingdom, Poland, Slovenia, Switzerland, Sweden, Singapore, South Korea etc.
Our founder, Mr. Sun, has more than 40 years of experience in motor technology, and our other engineers also have more than 15 years of experience, and 60% of our staff have more than 10 years of experience, and we can assure you that the quality of our motors is top notch.
The products cover AGV, underwater robots, robots, sewing machine industry, automobiles, medical equipment, automatic doors, lifting equipment, industrial equipment and have a wide range of applications.
We strive for CHINAMFG in the quality of each product, and we are only a small and sophisticated manufacturer.
Our vision: Drive the world CHINAMFG and make life better!
Q:1.What kind of motors can you provide?
A:At present, we mainly produce brushless DC motors, brush DC motors, AC motors, Universal Motors; the power of the motor is less than 5000W, and the diameter of the motor is not more than 200mm;
Q:2.Can you send me a price list?
A:For all of our motors, they are customized based on different requirements like lifetime, noise,voltage,and shaft etc. The price also varies according to annual quantity. So it’s really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we’ll see what offer we can provide.
Q:3.Can l get some samples?
A:It depends. If only a few samples for personal use or replacement, I am afraid it’ll be difficult for us to provide because all of our motors are custom made and no stock available if there are no further needs. If just sample testing before the official order and our MOQ,price and other terms are acceptable,we’d love to provide samples.
Q4:Can you provide OEM or ODM service?
A:Yes, OEM and ODM are both available, we have the professional R&D dept which can provide professional solutions for you.
Q5:Can l visit your factory before we place an order?
A:welcome to visit our factory, wear every pleased if we have the chance to know each other more.
Q:6.What’s the lead time for a regular order?
A:For orders, the standard lead time is 15-20 days and this time can be shorter or longer based on the different model,period and quantity.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Universal, Industrial, Household Appliances, Car, Power Tools, Robot Arm |
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| Operating Speed: | Constant Speed |
| Excitation Mode: | DC |
| Samples: |
US$ 80/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What role do electronic speed controllers (ESCs) play in brushless motor systems?
Electronic Speed Controllers (ESCs) play a crucial role in brushless motor systems as they are responsible for controlling the speed, direction, and performance of the motor. Here’s a detailed explanation of the role of electronic speed controllers in brushless motor systems:
1. Power Regulation: One of the primary functions of an ESC is to regulate the power supplied to the brushless motor. The ESC acts as an intermediary between the power source (such as a battery) and the motor, ensuring that the motor receives the appropriate voltage and current to operate at the desired speed and torque levels. The ESC monitors the input power and adjusts it based on the control signals it receives.
2. Commutation: Brushless motors require precise commutation, which involves switching the current flow in the motor windings to maintain proper magnetic field alignment and generate rotation. The ESC is responsible for coordinating the commutation process by electronically timing and sequencing the current pulses sent to the motor windings. This ensures smooth and efficient motor operation, allowing the motor to generate the desired torque and rotational speed.
3. Speed Control: ESCs enable precise speed control in brushless motor systems. By adjusting the timing and duration of the current pulses sent to the motor windings, the ESC can regulate the motor’s rotational speed. This speed control functionality is essential in various applications, such as drones, RC vehicles, robotics, and industrial automation, where precise speed adjustments are required to achieve the desired performance and functionality.
4. Direction Control: In addition to speed control, ESCs also provide direction control for brushless motors. By reversing the sequence of the current pulses sent to the motor windings, the ESC can change the direction of rotation of the motor. This allows for bi-directional operation, enabling the motor to perform tasks that require both clockwise and counterclockwise rotation.
5. Protection and Safety Features: ESCs often incorporate various protection and safety features to safeguard the motor and the overall system. These features may include overcurrent protection, overtemperature protection, low-voltage cutoff, and motor lock-up detection. By monitoring various parameters and conditions, the ESC can detect potential issues or abnormalities and take appropriate actions to prevent damage to the motor, ESC, or other components.
6. Interface and Control: ESCs provide an interface for external control and communication. They are typically equipped with input connectors to receive control signals from a receiver or a microcontroller, allowing for remote control or integration into a larger control system. Additionally, ESCs may offer advanced control features such as programmability, adjustable acceleration profiles, and compatibility with various control protocols (e.g., PWM, PPM, or CAN bus).
7. Efficiency and Performance Optimization: ESCs contribute to the overall efficiency and performance optimization of brushless motor systems. Through advanced control algorithms and power electronics, ESCs can minimize power losses, maximize energy conversion efficiency, and optimize the motor’s performance characteristics. This results in improved system efficiency, longer battery life, and enhanced motor performance.
In summary, electronic speed controllers (ESCs) play a vital role in brushless motor systems by regulating power, coordinating commutation, enabling speed and direction control, providing protection and safety features, offering control interfaces, and optimizing system efficiency and performance. The ESC acts as the central control unit that bridges the gap between the power source, the motor, and the external control system, ensuring smooth and reliable operation of brushless motors across a wide range of applications.
Are there different configurations of brushless motors, and how do they differ?
Yes, there are different configurations of brushless motors, each designed to meet specific application requirements and operating conditions. These configurations differ in terms of the arrangement of the motor components, such as the rotor, stator, and magnet configuration. Here’s a detailed explanation of the various configurations of brushless motors and how they differ:
- Outrunner Configuration: In an outrunner configuration, the rotor is located on the outside of the stator. The rotor consists of a ring-shaped permanent magnet assembly with multiple magnetic poles, while the stator contains the motor windings. The outrunner configuration offers several advantages, including high torque output, robust construction, and efficient heat dissipation. Outrunner motors are commonly used in applications that require high torque and moderate speed, such as electric vehicles, robotics, and aircraft propulsion systems.
- Inrunner Configuration: In an inrunner configuration, the rotor is located on the inside of the stator. The rotor typically consists of a solid cylindrical core with embedded permanent magnets, while the stator contains the motor windings. Inrunner motors are known for their compact size, high speed capabilities, and precise speed control. They are commonly used in applications that require high-speed rotation and compact form factors, such as drones, small appliances, and industrial automation equipment.
- Internal Rotor Configuration: The internal rotor configuration, also known as an internal rotor motor (IRM), features a rotor located inside the stator. The rotor consists of a laminated core with embedded magnets, while the stator contains the motor windings. Internal rotor motors offer high power density, efficient heat dissipation, and excellent dynamic response. They are commonly used in applications that require high-performance and compact size, such as electric vehicles, industrial machinery, and robotics.
- External Rotor Configuration: The external rotor configuration, also known as an external rotor motor (ERM), features a rotor located on the outside of the stator. The rotor consists of a magnet assembly with multiple magnetic poles, while the stator contains the motor windings. External rotor motors offer high torque density, compact size, and high starting torque capabilities. They are commonly used in applications that require high torque and compact design, such as cooling fans, HVAC systems, and small electric appliances.
- Radial Flux Configuration: In a radial flux configuration, the magnetic flux flows radially from the center to the periphery of the motor. This configuration typically consists of a disc-shaped rotor with magnets on the periphery and a stator with motor windings arranged in a radial pattern. Radial flux motors offer high torque density, efficient heat dissipation, and good power output. They are commonly used in applications that require high torque and compact size, such as electric bicycles, electric scooters, and power tools.
- Axial Flux Configuration: In an axial flux configuration, the magnetic flux flows axially along the length of the motor. This configuration typically consists of a pancake-shaped rotor with magnets on both faces and a stator with motor windings arranged in an axial pattern. Axial flux motors offer high power density, efficient cooling, and compact design. They are commonly used in applications that require high power output and limited axial space, such as electric vehicles, wind turbines, and aerospace systems.
In summary, different configurations of brushless motors include outrunner, inrunner, internal rotor, external rotor, radial flux, and axial flux configurations. These configurations differ in terms of the arrangement of motor components, such as the rotor and stator, and offer unique characteristics suited for specific applications. Understanding the differences between these configurations is essential for selecting the most suitable brushless motor for a given application.
What are the key components of a brushless motor, and how do they function together?
A brushless motor consists of several key components that work together to generate motion. Here are the key components of a brushless motor and their functions:
1. Stator:
The stator is the stationary part of the brushless motor. It consists of a core, typically made of laminated iron, and multiple coils or windings. The windings are evenly spaced around the inner circumference of the motor housing. The stator’s function is to generate a rotating magnetic field when electric current passes through the windings.
2. Rotor:
The rotor is the rotating part of the brushless motor. It typically consists of permanent magnets, which are magnetized in a specific pattern. The rotor’s function is to interact with the stator’s magnetic field and convert the electromagnetic energy into mechanical rotation.
3. Hall Effect Sensors:
Hall effect sensors are used to detect the position of the rotor magnets. These sensors are typically mounted on the stator, facing the rotor. They provide feedback to the motor controller about the rotor’s position, allowing the controller to determine the timing and sequence of current flow in the stator windings.
4. Motor Controller:
The motor controller is an electronic device that controls the operation of the brushless motor. It receives signals from the Hall effect sensors and processes them to determine the appropriate timing and sequence of current flow in the stator windings. The motor controller sends electrical pulses to the stator windings to generate the rotating magnetic field and control the motor’s speed and torque.
5. Power Supply:
The power supply provides the electrical energy needed to drive the brushless motor. It can be a battery, DC power source, or an AC power source with an inverter. The power supply feeds the motor controller, which converts the input power into the appropriate signals to drive the stator windings.
6. Commutation Electronics:
Commutation electronics are responsible for switching the currents in the stator windings at the right time and in the right sequence. The commutation electronics, typically integrated into the motor controller, ensure that the appropriate stator windings are energized as the rotor rotates, creating a rotating magnetic field that interacts with the rotor magnets.
7. Bearings:
Bearings are used to support the rotor and allow it to rotate smoothly. They reduce friction and enable efficient transfer of mechanical power. Bearings in brushless motors are typically ball bearings or sleeve bearings, depending on the motor design and application requirements.
These key components of a brushless motor work together to generate motion. The motor controller receives feedback from the Hall effect sensors to determine the rotor position. Based on this information, the controller sends electrical pulses to the stator windings, creating a rotating magnetic field. The interaction between the rotating magnetic field and the permanent magnets on the rotor causes the rotor to rotate. The motor controller continuously adjusts the timing and amplitude of the currents flowing through the stator windings to maintain the rotation and control the motor’s speed and torque.
By integrating these components and utilizing electronic commutation, brushless motors offer advantages such as high efficiency, precise control, low maintenance, and improved performance compared to brushed motors. They find applications in various industries where efficient and reliable motion control is required.
editor by CX 2024-05-14
China Hot selling Three-Phase 0-5V RC Control Mode 30A Lkbs48501 Controls 48V 1kw Brushless DC Servo Motor vacuum pump engine
Product Description
Three-phase 0-5V RC control mode 30A LKBS48501 controls 48V 1KW brushless DC servo motor
Product Description
What is a Brushless DC motor (BLDC)?
Brushless DC motor (known as BLDC) is a permanent magnet synchronous electric motor which is driven by direct current (DC) electricity and it accomplishes electronically controlled commutation system (commutation is the process of producing rotational torque in the motor by changing phase currents through it at appropriate times) instead of a mechanically commutation system. BLDC motors are also referred as trapezoidal permanent magnet motors.
It has no mechanical commutator and associated problems High efficiency due to the use of permanent magnet rotor High speed of operation even in loaded and unloaded conditions due to the absence of brushes that limits the speed Smaller motor geometry and lighter in weight than both brushed type DC and induction AC motors Long life as no inspection and maintenance is required for commutator system Higher dynamic response due to low inertia and carrying windings in the stator Less electromagnetic interference Quite operation (or low noise) due to absence of brushess.
Product Parameters
LKBS48501 is an intelligent brushless DC controller. It adopts 32-bit high-performance MCU,Advanced motion control algorithm is suitable to the outside of the quadrature encoder input to complete the open loop and closed loop speed, under the closed loop torque of motor sport.Controller with multiple analog input port, the pulse input port and digital I/O port, can through the special software to redefine its functions.Universal RS232 serial port communication,
CAN bus, CAN be widely used in automation
Product Features:
-Wide-range voltage input, 10-55V.
-Intelligent PID control loop.
-Working mode: Speed open-loop, close-loop control, torque close-loop control, position close-loop control.
-External potentiometer, 0-5V analog quantity or pulse command control mode, RC (pulse width signal outputted by the receiver of aeromodelling remote control) control mode.
-Safety CHINAMFG & reverse control, four-quadrant operation, support regeneration.
-Enable control function.
-Maximum current control.
-4-way input port; the function can be defined as analog input, pulse input or digital input functions.
-2-way digital (MOS tube open-drain) output, Generally as 24V 1A output (maximum load capacity of 40V 1A), can be used to loosen the brake or
other attachments.
-Abnormalities like overcurrent, overheating, overvoltage and short circuit will start the protection function.
-LED status indicator.
-CAN bus communication, see the detailed communication protocol when using it
-RS232 communication, see the detailed communication protocol when using it.
Packaging & Shipping
Company Profile
HangZhou CHINAMFG Electronic Technology Co., Ltd. mainly engaged in high and low voltage permanent magnet DC motor, high and low voltage BLDC Motor, high and low voltage AC and DC servo motor, and its supporting high and low voltage DC motor drivers, AC and DC servo motor drivers and other high-quality products for industrial fields.
FAQ
Q:What’s the lead time for regular order?
A: For orders, the standard lead time is 3-5 days and this time can be shorter or longer based on different model, period and quantity.
Q: Can you send me a price list?
A: For all of our motors, they are customized based on different requirements like lifetime, noise, voltage, and shaft etc. The price also varies according to annual quantity. So it’s really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we’ll see what offer we can provide.
Q: Is it possible for you to develop new motors if we can provide tooling cost?
A:Yes. Please kindly share the detailed requirements like performance, size, annual quantity, target price etc. Then we’ll make our evaluation to see if we can arrange or not.
Q: Can I get some samples?
A: It depends. If only a few samples for personal use or replacement, I am afraid it’ll be difficult for us to provide because all of our motors are custom made and no stock available if there is no further needs. If just sample testing before the official order and our MOQ, price and other terms are acceptable,we’d love to provide samples.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Household Appliances, Car |
|---|---|
| Function: | Control, Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 8 |
| Structure and Working Principle: | Brushless |
| Certification: | CE |
| Customization: |
Available
|
|
|---|
Where can individuals find reliable resources for learning more about servo motors and their applications?
Individuals interested in learning more about servo motors and their applications can access a variety of reliable resources. These resources provide valuable information, technical knowledge, and practical insights. Here are some places where individuals can find reliable resources for expanding their understanding of servo motors:
1. Manufacturer Websites:
Leading servo motor manufacturers often provide detailed documentation, technical specifications, application notes, and white papers on their websites. These resources offer in-depth information about their products, technologies, and best practices for servo motor applications. Users can visit the websites of prominent manufacturers to access reliable and up-to-date information.
2. Industry Associations and Organizations:
Industry associations and organizations related to automation, robotics, or specific industries often offer educational materials and resources on servo motors. They may provide technical publications, webinars, seminars, and training programs focused on servo motor technology and applications. Examples of such organizations include the International Society of Automation (ISA), the Robotics Industries Association (RIA), and the Society of Automotive Engineers (SAE).
3. Books and Technical Publications:
Books dedicated to servo motor technology, control systems, and industrial automation can provide comprehensive knowledge on the subject. Some recommended titles include “Servo Motors and Industrial Control Theory” by Riazollah Firoozian, “Electric Motors and Drives: Fundamentals, Types, and Applications” by Austin Hughes and Bill Drury, and “Servo Motors and Motion Control: An Introduction” by Albert F. Seabury. Technical publications and journals such as IEEE Transactions on Industrial Electronics and Control Engineering Practice also offer valuable insights and research findings.
4. Online Courses and Training Platforms:
Various online learning platforms offer courses and training programs focused on servo motors and their applications. Websites like Udemy, Coursera, and LinkedIn Learning provide access to video-based courses taught by industry experts. These courses cover topics such as servo motor fundamentals, motion control, programming, and troubleshooting. By enrolling in these courses, individuals can acquire structured knowledge and practical skills related to servo motors.
5. Technical Forums and Discussion Groups:
Participating in technical forums and discussion groups can be an effective way to learn from industry professionals and enthusiasts. Websites like Stack Exchange, Reddit, and engineering-focused forums host discussions on servo motors, where individuals can ask questions, share experiences, and gain insights from the community. It’s important to verify the credibility of the information shared in such forums and rely on responses from trusted contributors.
6. Trade Shows and Conferences:
Attending trade shows, exhibitions, and conferences related to automation, robotics, or specific industries can provide opportunities to learn about servo motors. These events often feature presentations, workshops, and demonstrations by industry experts and manufacturers. Participants can gain hands-on experience, interact with professionals, and stay updated with the latest advancements in servo motor technology.
By leveraging these reliable resources, individuals can deepen their knowledge and understanding of servo motors and their applications. It is advisable to consult multiple sources and cross-reference information to ensure a comprehensive understanding of the subject.
Are there different types of servo motors, and how do they differ?
Yes, there are different types of servo motors available, each with its own characteristics and applications. The variations among servo motors can be attributed to factors such as construction, control mechanisms, power requirements, and performance specifications. Let’s explore some of the common types of servo motors and how they differ:
1. DC Servo Motors:
DC servo motors are widely used in various applications. They consist of a DC motor combined with a feedback control system. The control system typically includes a position or velocity feedback sensor, such as an encoder or a resolver. DC servo motors offer good speed and torque control and are often employed in robotics, automation, and hobbyist projects. They can be operated with a separate motor driver or integrated into servo motor units with built-in control electronics.
2. AC Servo Motors:
AC servo motors are designed for high-performance applications that require precise control and fast response times. They are typically three-phase motors and are driven by sinusoidal AC waveforms. AC servo motors often incorporate advanced control algorithms and feedback systems to achieve accurate position, velocity, and torque control. These motors are commonly used in industrial automation, CNC machines, robotics, and other applications that demand high precision and dynamic performance.
3. Brushed Servo Motors:
Brushed servo motors feature a traditional brushed DC motor design. They consist of a rotor with a commutator and carbon brushes that make physical contact with the commutator. The brushes provide electrical connections, allowing the motor’s magnetic field to interact with the rotor’s windings. Brushed servo motors are known for their simplicity and cost-effectiveness. However, they may require more maintenance due to brush wear, and they generally have lower efficiency and shorter lifespan compared to brushless servo motors.
4. Brushless Servo Motors:
Brushless servo motors, also known as brushless DC (BLDC) motors, offer several advantages over brushed motors. They eliminate the need for brushes and commutators, resulting in improved reliability, higher efficiency, and longer lifespan. Brushless servo motors rely on electronic commutation, typically using Hall effect sensors or encoder feedback for accurate rotor position detection. These motors are widely used in robotics, industrial automation, aerospace, and other applications that require high-performance motion control with minimal maintenance.
5. Linear Servo Motors:
Linear servo motors are designed to provide linear motion instead of rotational motion. They consist of a primary part (stator) and a secondary part (slider or forcer) that interact magnetically to generate linear motion. Linear servo motors offer advantages such as high speed, high acceleration, and precise positioning along a linear axis. They find applications in various industries, including semiconductor manufacturing, packaging, printing, and machine tools.
6. Micro Servo Motors:
Micro servo motors are small-sized servo motors often used in applications with limited space and low power requirements. They are commonly found in hobbyist projects, model airplanes, remote-controlled vehicles, and small robotic systems. Micro servo motors are lightweight, compact, and offer reasonable precision and control for their size.
These are some of the different types of servo motors available, each catering to specific applications and requirements. The choice of servo motor type depends on factors such as the desired performance, accuracy, power requirements, environmental conditions, and cost considerations. Understanding the differences between servo motor types is essential for selecting the most suitable motor for a particular application.
In which industries are servo motors commonly used, and what applications do they serve?
Servo motors are widely used across various industries due to their precise control capabilities and ability to deliver high torque at different speeds. Here are some industries where servo motors are commonly employed, along with their applications:
1. Robotics:
Servo motors are extensively used in robotics to control the movement of robotic limbs and joints. They enable precise positioning and accurate control, allowing robots to perform tasks with high accuracy and repeatability. Servo motors are also employed in humanoid robots, industrial manipulators, and collaborative robots (cobots).
2. Manufacturing and Automation:
In manufacturing and automation industries, servo motors are used in various applications such as conveyor systems, pick-and-place machines, packaging equipment, and assembly lines. Servo motors provide precise control over the movement of components, ensuring accurate positioning, fast response times, and high throughput.
3. CNC Machining:
Servo motors play a vital role in computer numerical control (CNC) machines, where they control the movement of axes (e.g., X, Y, and Z). These motors enable precise and smooth motion, allowing CNC machines to accurately shape and cut materials such as metal, wood, and plastics. Servo motors are also used in CNC routers, milling machines, lathes, and laser cutting equipment.
4. Aerospace and Aviation:
Servo motors find applications in the aerospace and aviation industries, particularly in flight control systems. They are used to control the movement of aircraft surfaces, such as ailerons, elevators, rudders, and flaps. Servo motors ensure precise and responsive control, contributing to the stability and maneuverability of aircraft.
5. Medical Devices:
In the medical field, servo motors are used in various devices and equipment. They are employed in robotic surgery systems, prosthetics, exoskeletons, infusion pumps, diagnostic equipment, and laboratory automation. Servo motors enable precise and controlled movements required for surgical procedures, rehabilitation, and diagnostic tests.
6. Automotive:
Servo motors have several applications in the automotive industry. They are used in electric power steering systems, throttle control, braking systems, and active suspension systems. Servo motors provide accurate control over steering, acceleration, and braking, enhancing vehicle safety and performance.
7. Entertainment and Motion Control:
Servo motors are widely used in the entertainment industry for animatronics, special effects, and motion control systems. They enable realistic movements of animatronic characters, robotic props, and camera rigs in film, television, and theme park attractions. Servo motors also find applications in motion simulators, gaming peripherals, and virtual reality systems.
In addition to these industries, servo motors are utilized in various other fields, including industrial automation, renewable energy systems, textile machinery, printing and packaging, and scientific research.
Overall, servo motors are versatile components that find widespread use in industries requiring precise motion control, accurate positioning, and high torque output. Their applications span across robotics, manufacturing, CNC machining, aerospace, medical devices, automotive, entertainment, and numerous other sectors.
editor by CX 2024-05-14
China Professional 57bl High Torque 12V 24V 36V 48V 60V Electrical Brushless DC Motor 30W 50W 75W 100W 200W 250W BLDC Geared Motor with Controller Brake Encoder Integrated vacuum pump
Product Description
Below are only some typical models.
For more information or a customed motor, Pls contact us.
Option for :
customized shaft, performance, voltage, mounting, lead wires..
Option for:
Electric Brake, Planetary Gearbox, Worm Gearbox, Optical Encoder Integrated
Size 57mm brushless dc motors
Rated Voltage : 24 Volt
Option for 12v 24v 36v 48v 60v
| Bearing | High quality ball bearing |
| Poles | 4-poles 8-poles |
| Protection class | IP40 IP54 option |
| Insulation class | class: F |
Standard Version
High Torque Version
57mm Brushless DC Motor with Planetary Gear Box
ABOVE MODELS ARE ONLY TYPICAL MODELS
WE MAKE CUSTOMED VOLTAGE, WINDING, SHAFT, MOUNTING,
AND MOTOR ADDERS FOR ENCODER, GEARBOX, BRAKE…ETC
CONTROLLER INTEGRATED
PLANET VERSION, CONTROLLER BRAKE ENCODER INTEGRATED
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Universal, Industrial, Household Appliances, Car, Power Tools |
|---|---|
| Operating Speed: | Adjust Speed |
| Excitation Mode: | Shunt |
| Function: | Control, Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 8 |
| Customization: |
Available
|
|
|---|
Where can individuals find reliable information and resources for learning more about brushless motors?
Individuals seeking reliable information and resources to learn more about brushless motors have several options available. Here are some recommended sources:
1. Manufacturer Websites:
Visit the websites of reputable brushless motor manufacturers. Manufacturers often provide detailed information about their products, including specifications, application guidelines, technical documentation, and educational resources. These websites can be a valuable source of accurate and up-to-date information about brushless motors.
2. Industry Associations and Organizations:
Explore industry associations and organizations related to electric motors, automation, or specific applications of brushless motors. These associations often provide educational materials, technical publications, webinars, and conferences that cover various aspects of motor technology. Examples include the Institute of Electrical and Electronics Engineers (IEEE), the American Society of Mechanical Engineers (ASME), or industry-specific associations like the Robotics Industries Association (RIA) or the Electric Motor Education and Research Foundation (EMERF).
3. Technical Forums and Online Communities:
Participate in technical forums and online communities focused on motors and related technologies. Platforms like Stack Exchange, Reddit, or specialized engineering forums often have dedicated sections where individuals can ask questions, learn from experts, and access valuable resources. Engaging with these communities can provide insights into real-world experiences and practical knowledge about brushless motors.
4. Books and Publications:
Consult books, textbooks, and technical publications that cover electric motors and motor control theory. Look for titles that specifically address brushless motor technology or broader topics such as electromechanical systems, power electronics, or mechatronics. Libraries, online bookstores, and academic institutions are good sources for finding relevant publications.
5. Online Tutorials and Courses:
Explore online tutorials and courses offered by educational platforms, engineering schools, or specialized training providers. Platforms such as Coursera, Udemy, or Khan Academy may offer courses related to electric motors, motor control, or mechatronics. These resources often provide structured learning experiences with video lectures, practical exercises, and assessments.
6. Research Papers and Technical Journals:
Access research papers and technical journals focused on electrical engineering, motor technology, or related fields. Platforms like IEEE Xplore, ResearchGate, or academic databases provide access to a wide range of scholarly articles and technical papers. These sources can offer in-depth knowledge about the latest advancements, research findings, and technical details related to brushless motors.
7. Industry Trade Shows and Exhibitions:
Attend industry trade shows and exhibitions that feature motor manufacturers, suppliers, and technology providers. These events often showcase the latest products, innovations, and advancements in motor technology. They also provide opportunities to interact with industry experts, attend technical presentations, and gather valuable information about brushless motors.
8. Online Product Catalogs and Datasheets:
Review online product catalogs and datasheets provided by motor manufacturers. These documents typically contain detailed specifications, performance data, and application notes for specific motor models. They can help individuals understand the capabilities, limitations, and features of different brushless motors.
Remember to critically evaluate the information obtained from various sources and cross-reference multiple resources to ensure accuracy and reliability. Brushless motor technology is a dynamic field, so staying updated with the latest research and industry developments is essential for gaining comprehensive knowledge.
What types of sensors are commonly used in brushless motors for feedback and control?
In brushless motors, various types of sensors are commonly used for feedback and control purposes. These sensors provide essential data to monitor and control the motor’s position, speed, and other parameters. Here are some of the commonly used sensors in brushless motors:
1. Hall Effect Sensors:
Hall effect sensors are widely used in brushless motors for commutation control. Typically, three Hall effect sensors are positioned around the motor’s stator to detect the position of the rotor’s permanent magnets. By sensing the magnetic field changes, the Hall effect sensors determine the rotor’s position relative to the stator. This information is crucial for the motor’s electronic controller to apply the correct current to the motor’s windings and ensure proper commutation.
2. Encoder Sensors:
Encoders are commonly employed in brushless motors for precise position control. There are two main types of encoders used: optical encoders and magnetic encoders. Optical encoders use an optical disc with patterns and a light-emitting diode (LED) and photodetector to detect the rotation of the motor’s shaft. Magnetic encoders, on the other hand, utilize magnetic fields and sensors to measure the shaft’s position. Encoders provide high-resolution position feedback and enable accurate closed-loop control of the motor’s position.
3. Resolver Sensors:
Resolvers are another type of position sensor used in brushless motors. They consist of a rotor and a stator with windings. As the rotor rotates, the resolver measures the angular position by detecting the voltages induced in the stator windings. Resolvers are known for their durability and resistance to harsh environmental conditions, making them suitable for various industrial applications.
4. Current Sensors:
Current sensors are used to measure the current flowing through the motor’s windings. They provide feedback on the motor’s electrical load and enable monitoring of the motor’s torque output. Current sensors can be based on different principles, such as Hall effect, shunt resistors, or current transformers. By measuring the motor’s current, the control system can adjust the motor’s performance and protect it from overcurrent conditions.
5. Temperature Sensors:
Temperature sensors are utilized to monitor the motor’s temperature and prevent overheating. These sensors can be thermocouples, thermistors, or integrated temperature sensors. By continuously monitoring the motor’s temperature, the control system can adjust the motor’s operation, activate cooling mechanisms, or trigger alarms and shutdowns if the temperature exceeds safe limits.
6. Speed Sensors:
Speed sensors are employed to measure the rotational speed of the motor. They provide feedback on the motor’s speed and enable closed-loop speed control. Speed sensors can be optical or magnetic, relying on the detection of changes in position or magnetic field patterns to determine the motor’s speed.
The specific combination and utilization of these sensors depend on the motor’s design, control system requirements, and application needs. By using these sensors, brushless motors can achieve precise control, accurate position feedback, and efficient operation, making them suitable for a wide range of applications in industries such as automotive, robotics, aerospace, and industrial automation.
What is a brushless motor, and how does it differ from traditional brushed motors?
A brushless motor is an electric motor that operates without the use of brushes and a commutator, unlike traditional brushed motors. Brushless motors rely on electronic commutation to control the power distribution to the motor’s windings, resulting in improved efficiency, reliability, and performance. Here are the key differences between brushless motors and traditional brushed motors:
1. Construction:
Brushed motors consist of a rotor (armature) and a stator. The rotor contains permanent magnets, and the stator consists of electromagnets. Brushes and a commutator are used to transfer power to the rotor and control the direction of current flow. In contrast, brushless motors have a stationary stator with windings and a rotor that contains permanent magnets. The power is supplied to the stator windings through an external controller that electronically commutates the motor.
2. Commutation:
In brushed motors, commutation is achieved mechanically through the brushes and commutator. The brushes make physical contact with the commutator, which switches the direction of current flow in the rotor windings as the motor rotates. This mechanical commutation causes friction, wear, and electrical arcing, leading to inefficiencies and limited lifespan. Brushless motors, on the other hand, employ electronic commutation. Sensors or Hall effect devices detect the rotor position, and the external controller determines the appropriate timing and sequence of current flow in the stator windings, eliminating the need for brushes and commutation mechanisms.
3. Efficiency:
Brushless motors are generally more efficient than brushed motors. The absence of brushes and commutator reduces friction and electrical losses, resulting in higher efficiency and improved power conversion. Brushed motors experience energy losses due to brush contact resistance and electrical arcing, which can reduce overall efficiency. Brushless motors can achieve efficiency levels of over 90%, while brushed motors typically have efficiencies ranging from 75% to 85%.
4. Maintenance:
Brushless motors require less maintenance compared to brushed motors. The brushes in brushed motors wear over time and need periodic replacement. Additionally, the commutator may require cleaning or resurfacing. In contrast, brushless motors have no brushes or commutator, eliminating the need for brush replacement and commutator maintenance. This makes brushless motors more reliable and reduces downtime and maintenance costs.
5. Lifespan:
The lifespan of brushless motors is generally longer than that of brushed motors. The absence of brushes and commutator reduces wear and electrical arcing, which are common causes of failure in brushed motors. Brushless motors can operate for thousands of hours without requiring major maintenance, while brushed motors typically have a shorter lifespan due to brush and commutator wear.
6. Control and Performance:
Brushless motors offer more precise control and better performance compared to brushed motors. The electronic commutation in brushless motors allows for finer control of the motor’s speed, torque, and direction. The external controller can adjust the motor’s parameters dynamically, enabling smoother operation and better responsiveness. Brushless motors also have higher torque-to-weight ratios, faster acceleration, and lower inertia, making them suitable for applications requiring high-performance and precise motion control.
These differences make brushless motors advantageous in many applications where efficiency, reliability, and precise control are crucial. They are commonly used in industries such as robotics, aerospace, electric vehicles, and industrial automation, where high-performance and long-lasting motors are required.
editor by CX 2024-05-14
China Professional ZD 60mm 80mm 90mm 104mm 24V 48V 110V 220V 15W-750W High Performance Electric BLDC Brushless DC Gear Motor With Speed Controller with Great quality
Product Description
Product Description
Brushless DC Gear Motor combine high performance DC brushless motors and motor drivers to offer excellent energy savings, high torque and speed stability as well as a wide speed control range. With brushless DC motors you can downsize your application as the motors have slim bodies and provide high power due to permanent magnets being used in the rotor.
- Output Power from 15 W up to 750 W
- Parallel Shaft, Right-Angle Shaft and Flat Hollow Shaft Gear options
- Speed Control/Motor Driver Available
Characteridtics Of BLDC Motor
Type Of BLDC Motor
Range Of BLDC Gearmotor
Pleas click to view more detailed specification for each series of BLDC Motor.
Other Products
Company Profile
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial, Household Appliances, Robot, Conveyor |
|---|---|
| Operating Speed: | Adjust Speed |
| Excitation Mode: | Excited |
| Function: | Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 4-6 |
| Customization: |
Available
|
|
|---|
Where can individuals find reliable information and resources for learning more about brushless motors?
Individuals seeking reliable information and resources to learn more about brushless motors have several options available. Here are some recommended sources:
1. Manufacturer Websites:
Visit the websites of reputable brushless motor manufacturers. Manufacturers often provide detailed information about their products, including specifications, application guidelines, technical documentation, and educational resources. These websites can be a valuable source of accurate and up-to-date information about brushless motors.
2. Industry Associations and Organizations:
Explore industry associations and organizations related to electric motors, automation, or specific applications of brushless motors. These associations often provide educational materials, technical publications, webinars, and conferences that cover various aspects of motor technology. Examples include the Institute of Electrical and Electronics Engineers (IEEE), the American Society of Mechanical Engineers (ASME), or industry-specific associations like the Robotics Industries Association (RIA) or the Electric Motor Education and Research Foundation (EMERF).
3. Technical Forums and Online Communities:
Participate in technical forums and online communities focused on motors and related technologies. Platforms like Stack Exchange, Reddit, or specialized engineering forums often have dedicated sections where individuals can ask questions, learn from experts, and access valuable resources. Engaging with these communities can provide insights into real-world experiences and practical knowledge about brushless motors.
4. Books and Publications:
Consult books, textbooks, and technical publications that cover electric motors and motor control theory. Look for titles that specifically address brushless motor technology or broader topics such as electromechanical systems, power electronics, or mechatronics. Libraries, online bookstores, and academic institutions are good sources for finding relevant publications.
5. Online Tutorials and Courses:
Explore online tutorials and courses offered by educational platforms, engineering schools, or specialized training providers. Platforms such as Coursera, Udemy, or Khan Academy may offer courses related to electric motors, motor control, or mechatronics. These resources often provide structured learning experiences with video lectures, practical exercises, and assessments.
6. Research Papers and Technical Journals:
Access research papers and technical journals focused on electrical engineering, motor technology, or related fields. Platforms like IEEE Xplore, ResearchGate, or academic databases provide access to a wide range of scholarly articles and technical papers. These sources can offer in-depth knowledge about the latest advancements, research findings, and technical details related to brushless motors.
7. Industry Trade Shows and Exhibitions:
Attend industry trade shows and exhibitions that feature motor manufacturers, suppliers, and technology providers. These events often showcase the latest products, innovations, and advancements in motor technology. They also provide opportunities to interact with industry experts, attend technical presentations, and gather valuable information about brushless motors.
8. Online Product Catalogs and Datasheets:
Review online product catalogs and datasheets provided by motor manufacturers. These documents typically contain detailed specifications, performance data, and application notes for specific motor models. They can help individuals understand the capabilities, limitations, and features of different brushless motors.
Remember to critically evaluate the information obtained from various sources and cross-reference multiple resources to ensure accuracy and reliability. Brushless motor technology is a dynamic field, so staying updated with the latest research and industry developments is essential for gaining comprehensive knowledge.
How does the absence of brushes impact the maintenance requirements of brushless motors?
The absence of brushes in brushless motors has a significant impact on their maintenance requirements. Here’s how the absence of brushes affects the maintenance of brushless motors:
1. Reduced Wear and Tear:
One of the primary advantages of brushless motors is that they do not have brushes that make physical contact with the commutator. In brushed motors, the brushes wear down over time, leading to brush replacement or repair. The absence of brushes in brushless motors eliminates this wear and tear, resulting in reduced maintenance needs. Brushless motors can operate for longer periods without the need for brush replacement or maintenance related to brush wear.
2. Decreased Risk of Brush Failure:
Brushes in brushed motors are subject to wear, heat, and carbon dust accumulation, which can lead to brush failure or arcing. Brush failure can cause motor performance issues, increased electrical noise, and even motor damage. Brushless motors, on the other hand, do not have brushes that can fail. The absence of brushes reduces the risk of brush-related failures, minimizing the need for maintenance and repair associated with brush replacement or troubleshooting brush-related issues.
3. Improved Reliability and Durability:
The elimination of brushes in brushless motors improves their overall reliability and durability. Without brushes, there is no physical contact or friction that can cause wear, heat generation, or electrical resistance. This results in a more robust motor design with fewer components prone to failure. Brushless motors are known for their long service life and high reliability, requiring minimal maintenance to keep them operational.
4. Simplified Maintenance Procedures:
Brushless motors typically require less maintenance compared to brushed motors. The absence of brushes simplifies maintenance procedures since there is no need to inspect, clean, or replace brushes. Routine maintenance for brushless motors usually involves checking the motor’s connections, ensuring proper cooling, and verifying the integrity of the electronic components and wiring. These maintenance tasks are generally less frequent and less labor-intensive compared to maintaining brushed motors.
5. Potential Cost Savings:
The reduced maintenance requirements of brushless motors can result in cost savings over their lifetime. With fewer maintenance tasks and a longer service life, the overall maintenance and repair costs associated with brushless motors are typically lower compared to brushed motors. The reduced need for brush replacement, brush inspections, and related troubleshooting can contribute to cost savings and improved operational efficiency.
In summary, the absence of brushes in brushless motors significantly impacts their maintenance requirements. The elimination of brushes reduces wear and tear, decreases the risk of brush failure, improves reliability and durability, simplifies maintenance procedures, and can potentially lead to cost savings. These advantages make brushless motors an attractive choice in applications where low maintenance and long service life are essential, such as in electric vehicles, industrial automation, and other systems that require reliable and efficient motion control.
Can you explain the working principle of brushless motors and how they generate motion?
Brushless motors operate based on the principles of electromagnetism and electronic commutation. Here’s an explanation of the working principle of brushless motors and how they generate motion:
1. Stator and Rotor:
A brushless motor consists of two main components: a stationary stator and a rotating rotor. The stator contains multiple coils or windings arranged in a specific pattern. These windings are typically made of copper wire and are evenly spaced around the inner circumference of the motor housing. The rotor, on the other hand, contains permanent magnets that are magnetized in a specific pattern.
2. Electronic Commutation:
The key difference between brushless motors and brushed motors is the method of commutation. In brushed motors, commutation is achieved mechanically through brushes and a commutator. However, in brushless motors, commutation is electronic. The commutation process is managed by an external controller or electronic speed controller (ESC).
3. Rotor Position Detection:
To determine the rotor’s position, brushless motors use sensors or Hall effect devices embedded in the stator. These sensors detect the position of the permanent magnets on the rotor as it rotates. The sensor information is sent to the controller, which uses it to determine the timing and sequence of current flow in the stator windings.
4. Current Distribution:
Based on the rotor position information, the controller determines which stator windings need to be energized to generate the desired motion. The controller then sends electric currents to the appropriate windings in a specific sequence. By energizing different windings at different times, the controller can create a rotating magnetic field in the stator.
5. Magnetic Field Interaction:
As the rotating magnetic field is generated in the stator, it interacts with the permanent magnets on the rotor. The interaction between the rotating magnetic field and the permanent magnets causes the rotor to rotate. The controller continuously adjusts the timing and amplitude of the currents flowing through the stator windings to maintain the rotation and control the motor’s speed and torque.
6. Continuous Rotation:
Brushless motors achieve continuous rotation by continuously updating the rotor position using the sensors and adjusting the current flow in the stator windings accordingly. The electronic commutation process ensures that the currents are switched at the right time and in the right sequence to maintain the rotation and provide precise control over the motor’s operation.
By using electronic commutation and precise control over the currents in the stator windings, brushless motors generate motion with high efficiency, reliability, and accuracy. They offer advantages such as higher speed capabilities, smoother operation, reduced maintenance requirements, and improved overall performance compared to brushed motors. These characteristics make brushless motors widely used in various applications, ranging from small consumer electronics to large industrial machinery.
editor by CX 2024-05-13
China wholesaler CHINAMFG IP65 Waterproof 12V 24V 36V 48V 4.5 5 5.5 6.5 8 10 12 Inch Agv Robot in Wheel Electric Brushless Servo Hub Motor vacuum pump adapter
Product Description
Product Description
Feature:
1. The drive is integrated with the hub motor, easy to install and simple to debug
2. High torque, silent, low-speed operation can still be maintained smoothly
3. High protection level (IP65, IP67), no fear of dust, resistance to axial impact
4. Comes with a communication magnetoelectric encoder for servo control
5. Has RS485/CAN hardware interface, supports modbus/CAN SDO
6. It has overcurrent, overload, and over-temperature protection functions, which are more stable and reliable.
7. Has current closed loop, speed closed loop, and position closed loop function
8. Motor parameters and control parameters can be set through bus communication
9. Designed for the service robot industry, it has more industry-specific function
10. Customizable communication protocol, customizable special functions
| Hub size | 4.5inch, 5inch, 5.5inch, 6.5inch, 8inch,10inch, 12inch |
| Rated voltage | 12VDC/24VDC/36V DC/48V DC |
| Rated power range | 30W-800W |
| Walking speed | 1m/s-5m/s |
| encoder | Magnetic encoder |
| Hardness Class | A68 |
| Protection class | IP65 \ IP67 |
| Insulation Resistance | ≥200MΩ |
| High voltage | 600VDC 1SEC 10mA |
6.5Inch 7Nm Servo Hub Motor Size Drawing:
8Inch 7Nm Servo Hub Motor Size Drawing:
8Inch 15Nm Servo Hub Motor Size Drawing:
Kindly remind: As different customers may need different motor parameter for fitting your equipment.
If below motor can’t fit your need, please kindly send inquiry to us with information for rated power or torque,rated speed, and rated voltage for our new size drawing making for you. CLICK HERE to contact me. Thanks a lot!
– Adopt servo control algorithm
– Size from 4.5 inch to 12 inch optional
– Rated torque from 1.1nm to 30Nm optional
-UART, RS485 and CAN communication optional
-Single shaft or dual shaft optional
Customization is welcome.
Please Click here contact us for updated size drawing if you have other different parameter needed. Thanks
More Motor To Choose
Company Profile
DMKE motor was founded in China, HangZhou city,Xihu (West Lake) Dis. district, in 2009. After 12 years’ creativity and development, we became 1 of the leading high-tech companies in China in dc motor industry.
We specialize in high precision micro dc gear motors, brushless motors, brushless controllers, dc servo motors, dc servo controllers etc. And we produce brushless dc motor and controller with wide power range from 5 watt to 20 kilowatt; also dc servo motor power range from 50 watt to 10 kilowatt. They are widely used in automatic guided vehicle , robots, lifting equipment,cleaning machine, medical equipment, packing machinery, and many other industrial automatic equipments.
With a plant area of 4000 square meters, we have built our own supply chain with high quality control standard and passed ISO9001 certificate of quality system.
With more than 10 engineers for brushless dc motor and controllers’ research and development, we own strong independent design and development capability. Custom-made motors and controllers are widely accepted by us. At the same time, we have engineers who can speak fluent English. That makes we can supply intime after-sales support and guidance smoothly for our customers.
Our motors are exported worldwide, and over 80% motors are exported to Europe, the United States, Saudi Arabia, Australia, Korea etc. We are looking CHINAMFG to establishing long-term business relationship together with you for mutual business success.
FAQ
Q1: What kind motors you can provide?
A1: For now, we mainly provide permanent magnet brushless dc motor, dc gear motor, micro dc motor, planetary gear motor, dc servo motor, brush dc motors, with diameter range from 16 to 220mm,and power range from 5W to 20KW.
Q2: Is there a MOQ for your motors?
A2: No. we can accept 1 pcs for sample making for your testing,and the price for sample making will have 10% to 30% difference than bulk price based on different style.
Q3: Could you send me a price list?
A3: For all of our motors, they are customized based on different requirements like power, voltage, gear ratio, rated torque and shaft diameter etc. The price also varies according to different order qty. So it’s difficult for us to provide a price list.
If you can share your detailed specification and order qty, we’ll see what offer we can provide.
Q4: Are you motors reversible?
A4: Yes, nearly all dc and ac motor are reversible. We have technical people who can teach how to get the function by different wire connection.
Q5: Is it possible for you to develop new motors if we provide the tooling cost?
A5: Yes. Please kindly share the detailed requirements like performance, size, annual quantity, target price etc. Then we’ll make our evaluation to see if we can arrange or not.
Q6:How about your delivery time?
A6: For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty.
For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.
Pleasecontact us for final reference.
Q7:What’s your warranty terms?
A6: One year
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| Application: | Universal, Industrial, Household Appliances, Power Tools, Pump |
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| Operating Speed: | Adjust Speed |
| Excitation Mode: | Compound |
| Samples: |
US$ 130/Piece
1 Piece(Min.Order) | Order Sample 4.5inch servo hub motor
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| Customization: |
Available
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about shipping cost and estimated delivery time. |
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| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the role of magnetic fields in the operation of brushless motors?
In brushless motors, magnetic fields play a crucial role in the motor’s operation. These magnetic fields are generated by permanent magnets and electromagnets within the motor. Here’s a detailed explanation of the role of magnetic fields in brushless motors:
1. Permanent Magnets:
Brushless motors typically incorporate permanent magnets, often made of rare-earth materials like neodymium, in the rotor or the outer shell (stator) of the motor. These magnets create a steady magnetic field that interacts with the electromagnets in the motor’s stator. The permanent magnets establish a fixed magnetic flux pattern and provide a source of magnetic energy in the motor. The strength and arrangement of the permanent magnets determine the motor’s torque and power characteristics.
2. Electromagnets:
The stator of a brushless motor contains electromagnets, which are typically made of copper wire coils wound around iron cores. When an electric current flows through these coils, they generate magnetic fields. The interaction between the magnetic fields of the permanent magnets and the electromagnets is what enables the motor’s operation. By controlling the current flowing through the stator coils, the magnetic fields can be manipulated to produce rotational motion in the motor.
3. Magnetic Field Alignment:
The primary goal of the magnetic fields in a brushless motor is to achieve proper alignment between the rotor and the stator. As the magnetic fields interact, they create forces that cause the rotor to move in a rotational manner. The stator’s electromagnets generate magnetic fields that attract or repel the permanent magnets on the rotor, causing the rotor to rotate. By sequentially energizing different electromagnets in the stator, the magnetic field alignment is continuously adjusted, resulting in continuous rotation of the rotor.
4. Commutation:
In order to maintain the rotational motion, brushless motors employ a technique called commutation. Commutation involves switching the current flow to different stator coils at specific times during the rotation. This switching is coordinated with the position of the rotor to ensure smooth and continuous rotation. By changing the magnetic field orientation in the stator, the rotor is constantly pulled or pushed to follow the rotating magnetic field, allowing the motor to generate torque and maintain its rotational motion.
5. Sensor Feedback:
In some brushless motors, position sensors, such as Hall effect sensors or encoders, are used to provide feedback on the rotor’s position. These sensors detect the magnetic field changes as the rotor rotates and provide information to the motor controller. The motor controller uses this feedback to accurately determine the timing and sequence of stator coil energization, ensuring precise commutation and optimal motor performance.
6. Efficiency and Control:
The proper alignment and control of magnetic fields in brushless motors contribute to their efficiency and control characteristics. By using permanent magnets and carefully designed stator electromagnets, brushless motors can achieve high power density, reduced energy losses, and improved overall efficiency. Additionally, the ability to control the magnetic fields through precise commutation and feedback allows for precise speed control, torque control, and position control in various applications.
In summary, magnetic fields play a fundamental role in the operation of brushless motors. The interaction between permanent magnets and electromagnets, along with proper commutation and control, enables the conversion of electrical energy into rotational motion. Understanding and manipulating magnetic fields are essential for optimizing the performance, efficiency, and control of brushless motors in a wide range of applications.
What types of sensors are commonly used in brushless motors for feedback and control?
In brushless motors, various types of sensors are commonly used for feedback and control purposes. These sensors provide essential data to monitor and control the motor’s position, speed, and other parameters. Here are some of the commonly used sensors in brushless motors:
1. Hall Effect Sensors:
Hall effect sensors are widely used in brushless motors for commutation control. Typically, three Hall effect sensors are positioned around the motor’s stator to detect the position of the rotor’s permanent magnets. By sensing the magnetic field changes, the Hall effect sensors determine the rotor’s position relative to the stator. This information is crucial for the motor’s electronic controller to apply the correct current to the motor’s windings and ensure proper commutation.
2. Encoder Sensors:
Encoders are commonly employed in brushless motors for precise position control. There are two main types of encoders used: optical encoders and magnetic encoders. Optical encoders use an optical disc with patterns and a light-emitting diode (LED) and photodetector to detect the rotation of the motor’s shaft. Magnetic encoders, on the other hand, utilize magnetic fields and sensors to measure the shaft’s position. Encoders provide high-resolution position feedback and enable accurate closed-loop control of the motor’s position.
3. Resolver Sensors:
Resolvers are another type of position sensor used in brushless motors. They consist of a rotor and a stator with windings. As the rotor rotates, the resolver measures the angular position by detecting the voltages induced in the stator windings. Resolvers are known for their durability and resistance to harsh environmental conditions, making them suitable for various industrial applications.
4. Current Sensors:
Current sensors are used to measure the current flowing through the motor’s windings. They provide feedback on the motor’s electrical load and enable monitoring of the motor’s torque output. Current sensors can be based on different principles, such as Hall effect, shunt resistors, or current transformers. By measuring the motor’s current, the control system can adjust the motor’s performance and protect it from overcurrent conditions.
5. Temperature Sensors:
Temperature sensors are utilized to monitor the motor’s temperature and prevent overheating. These sensors can be thermocouples, thermistors, or integrated temperature sensors. By continuously monitoring the motor’s temperature, the control system can adjust the motor’s operation, activate cooling mechanisms, or trigger alarms and shutdowns if the temperature exceeds safe limits.
6. Speed Sensors:
Speed sensors are employed to measure the rotational speed of the motor. They provide feedback on the motor’s speed and enable closed-loop speed control. Speed sensors can be optical or magnetic, relying on the detection of changes in position or magnetic field patterns to determine the motor’s speed.
The specific combination and utilization of these sensors depend on the motor’s design, control system requirements, and application needs. By using these sensors, brushless motors can achieve precise control, accurate position feedback, and efficient operation, making them suitable for a wide range of applications in industries such as automotive, robotics, aerospace, and industrial automation.
What is a brushless motor, and how does it differ from traditional brushed motors?
A brushless motor is an electric motor that operates without the use of brushes and a commutator, unlike traditional brushed motors. Brushless motors rely on electronic commutation to control the power distribution to the motor’s windings, resulting in improved efficiency, reliability, and performance. Here are the key differences between brushless motors and traditional brushed motors:
1. Construction:
Brushed motors consist of a rotor (armature) and a stator. The rotor contains permanent magnets, and the stator consists of electromagnets. Brushes and a commutator are used to transfer power to the rotor and control the direction of current flow. In contrast, brushless motors have a stationary stator with windings and a rotor that contains permanent magnets. The power is supplied to the stator windings through an external controller that electronically commutates the motor.
2. Commutation:
In brushed motors, commutation is achieved mechanically through the brushes and commutator. The brushes make physical contact with the commutator, which switches the direction of current flow in the rotor windings as the motor rotates. This mechanical commutation causes friction, wear, and electrical arcing, leading to inefficiencies and limited lifespan. Brushless motors, on the other hand, employ electronic commutation. Sensors or Hall effect devices detect the rotor position, and the external controller determines the appropriate timing and sequence of current flow in the stator windings, eliminating the need for brushes and commutation mechanisms.
3. Efficiency:
Brushless motors are generally more efficient than brushed motors. The absence of brushes and commutator reduces friction and electrical losses, resulting in higher efficiency and improved power conversion. Brushed motors experience energy losses due to brush contact resistance and electrical arcing, which can reduce overall efficiency. Brushless motors can achieve efficiency levels of over 90%, while brushed motors typically have efficiencies ranging from 75% to 85%.
4. Maintenance:
Brushless motors require less maintenance compared to brushed motors. The brushes in brushed motors wear over time and need periodic replacement. Additionally, the commutator may require cleaning or resurfacing. In contrast, brushless motors have no brushes or commutator, eliminating the need for brush replacement and commutator maintenance. This makes brushless motors more reliable and reduces downtime and maintenance costs.
5. Lifespan:
The lifespan of brushless motors is generally longer than that of brushed motors. The absence of brushes and commutator reduces wear and electrical arcing, which are common causes of failure in brushed motors. Brushless motors can operate for thousands of hours without requiring major maintenance, while brushed motors typically have a shorter lifespan due to brush and commutator wear.
6. Control and Performance:
Brushless motors offer more precise control and better performance compared to brushed motors. The electronic commutation in brushless motors allows for finer control of the motor’s speed, torque, and direction. The external controller can adjust the motor’s parameters dynamically, enabling smoother operation and better responsiveness. Brushless motors also have higher torque-to-weight ratios, faster acceleration, and lower inertia, making them suitable for applications requiring high-performance and precise motion control.
These differences make brushless motors advantageous in many applications where efficiency, reliability, and precise control are crucial. They are commonly used in industries such as robotics, aerospace, electric vehicles, and industrial automation, where high-performance and long-lasting motors are required.
editor by CX 2024-05-13
China Professional ZD 32mm 42mm 52mm 62mm 72mm 82mm 12V 24V 48V 10W-300W Round Flange High Torque DC Brushless or Brush DC Planetary Gear Motor With Planetary Gearbox vacuum pump diy
Product Description
Model Selection
ZD Leader has a wide range of micro motor production lines in the industry, including DC Motor, AC Motor, Brushless Motor, Planetary Gear Motor, Drum Motor, Planetary Gearbox, RV Reducer and Harmonic Gearbox etc. Through technical innovation and customization, we help you create outstanding application systems and provide flexible solutions for various industrial automation situations.
• Model Selection
Our professional sales representive and technical team will choose the right model and transmission solutions for your usage depend on your specific parameters.
• Drawing Request
If you need more product parameters, catalogues, CAD or 3D drawings, please contact us.
• On Your Need
We can modify standard products or customize them to meet your specific needs.
Product Parameters
Planetary Gear Motor
| MOTOR FRAME SIZE | 32 mm / 42mm / 52mm / 62mm / 72mm / 82mm / 105mm / 120mm |
| MOTOR TYPE | Brush or Brushless |
| OUTPUT POWER | 10W / 15W / 25W / 40W / 60W / 90W / 120 W / 140W / 180W / 200W / 300W(Can Be Customized) |
| OUTPUT SHAFT | 8mm / 10mm / 12mm / 15mm ; Round Shaft, D-Cut Shaft, Key-Way Shaft (Can Be Customized) |
| Voltage type | 12V,24V,48V |
| Accessories | Electric Brake / Encoder |
| GEARBOX FRAME SIZE | 32 mm / 42mm / 52mm / 62mm /72mm/82mm |
| Gear Ratio | 3.65K-392.98K |
| Type Of Pinion | GN Type / GU Type |
Type Of Planetary Gear Motor
Other Products
Company Profile
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| Application: | Universal, Industrial, Household Appliances, Equipment |
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| Operating Speed: | Constant Speed |
| Excitation Mode: | Excited |
| Function: | Control, Driving |
| Casing Protection: | Closed Type |
| Number of Poles: | 2-6 |
| Customization: |
Available
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Are there advancements or innovations in brushless motor technology worth noting?
Yes, there have been significant advancements and innovations in brushless motor technology that are worth noting. These advancements have led to improved performance, efficiency, and versatility of brushless motors across various industries. Here’s a detailed explanation of some notable advancements:
1. High-Efficiency Designs:
Advancements in brushless motor design have led to increased efficiency. Motor manufacturers have focused on optimizing the motor’s electromagnetic design, reducing internal power losses, and improving overall energy conversion efficiency. This has resulted in brushless motors with higher power density, improved torque-to-weight ratios, and reduced energy consumption. These high-efficiency designs have found applications in sectors such as electric vehicles, renewable energy systems, and industrial automation, where energy efficiency is crucial.
2. Advanced Control Techniques:
The development of advanced control techniques has greatly enhanced the performance and functionality of brushless motors. Motor control algorithms, such as sensorless control and field-oriented control (FOC), enable precise control of motor speed, torque, and position. These techniques make brushless motors more responsive, efficient, and capable of delivering smooth and precise motion control. Advanced control techniques have revolutionized applications such as robotics, drones, CNC machines, and electric propulsion systems.
3. Integrated Electronics:
Advancements in electronics integration have led to the development of brushless motors with integrated control electronics. These motors, often referred to as “smart” or “intelligent” motors, incorporate built-in motor controllers, sensors, and communication interfaces. The integration of electronics simplifies motor installation, reduces wiring complexity, and enables seamless integration with control systems. Smart brushless motors find applications in automation, robotics, and Internet of Things (IoT) devices, where compactness, ease of use, and connectivity are essential.
4. Sensor Technology:
New sensor technologies have emerged to enhance the performance and reliability of brushless motors. Hall effect sensors and encoders are commonly used in brushless motors to provide feedback on rotor position, enabling precise control and commutation. Recent advancements in sensor technologies have led to the development of more compact, accurate, and durable sensors. Additionally, the integration of sensorless control methods, which rely on motor voltage and current measurements, has eliminated the need for position sensors in some applications, reducing cost and complexity.
5. Materials and Manufacturing:
Advancements in materials and manufacturing techniques have contributed to the improvement of brushless motor performance. The use of high-performance magnet materials, such as neodymium magnets, has increased motor power density and efficiency. Advanced manufacturing processes, such as precision machining and automated assembly, have improved the consistency and quality of brushless motors. Additionally, advancements in thermal management techniques and materials have enabled brushless motors to operate at higher temperatures, expanding their suitability for demanding environments.
6. Miniaturization and Integration:
Brushless motors have seen advancements in miniaturization and integration, allowing for compact and versatile designs. Miniature brushless motors are now available in smaller form factors, making them suitable for applications with limited space, such as medical devices, drones, and consumer electronics. Furthermore, the integration of multiple motors within a single housing, known as multi-axis or multi-DOF systems, has enabled complex motion control and robotics applications, including robotic arms and articulated mechanisms.
7. Application-Specific Customization:
Advancements in brushless motor technology have also facilitated application-specific customization. Motor manufacturers are increasingly offering customization options to meet the specific needs and requirements of various industries. This includes tailoring motor designs, winding configurations, cooling systems, and control parameters to optimize performance and efficiency for specific applications. Customization allows for better integration, improved performance, and enhanced reliability in diverse industries such as aerospace, automotive, and industrial automation.
In summary, advancements and innovations in brushless motor technology have resulted in higher efficiency designs, advanced control techniques, integrated electronics, improved sensor technology, enhanced materials and manufacturing processes, miniaturization and integration, as well as application-specific customization. These advancements have expanded the capabilities and applications of brushless motors, making them indispensable in numerous industries, ranging from automotive and robotics to renewable energy and consumer electronics.
Can brushless motors be used in both low-power and high-power applications?
Yes, brushless motors can be used in both low-power and high-power applications. The versatility and scalability of brushless motor technology allow them to be employed across a wide range of power requirements. Here’s how brushless motors are utilized in both low-power and high-power applications:
1. Low-Power Applications:
In low-power applications, brushless motors offer several advantages over other motor types. They are capable of delivering efficient and precise motion control even at low power levels. Some examples of low-power applications where brushless motors are commonly used include:
- Consumer Electronics: Brushless motors are employed in devices such as drones, camera gimbals, computer cooling fans, and electric toothbrushes. These applications require compact and lightweight motors with low power consumption and precise control.
- Home Appliances: Brushless motors find applications in various home appliances, including refrigerators, washing machines, air conditioners, and fans. They provide energy-efficient operation and contribute to the overall performance and longevity of these appliances.
- Office Equipment: Brushless motors are used in printers, scanners, copiers, and other office equipment. They offer quiet operation, precise movement, and low power consumption, making them suitable for these applications.
- Automotive Systems: Brushless motors are increasingly utilized in automotive systems, including HVAC blowers, power windows, seat adjustment mechanisms, and electric power steering. They provide efficient and reliable operation while minimizing power consumption.
2. High-Power Applications:
Brushless motors are also capable of meeting the demands of high-power applications, offering excellent performance and reliability. They are suitable for applications that require high torque, rapid acceleration, and precise control at elevated power levels. Some examples of high-power applications where brushless motors are commonly used include:
- Electric Vehicles (EVs): Brushless motors are extensively employed in electric vehicles for propulsion and drivetrain systems. They offer high torque output, efficient power conversion, and precise control, enabling EVs to achieve high performance and extended range.
- Aerospace and Aviation: Brushless motors find applications in aircraft systems such as flight control surfaces, landing gear actuation, and environmental control systems. These applications require high-power motors with reliable and precise motion control capabilities.
- Industrial Automation: Brushless motors are utilized in industrial machinery and automation systems, including CNC machines, robotics, and conveyor systems. They provide high torque density, fast response times, and accurate positioning, enabling efficient and precise control in demanding industrial environments.
- Marine and Propulsion Systems: Brushless motors are used in marine applications, such as electric propulsion systems for boats and ships. They offer high power output, durability, and resistance to harsh environmental conditions.
These examples demonstrate that brushless motors are versatile and can be applied across a wide spectrum of power requirements. Whether in low-power or high-power applications, brushless motors provide advantages such as high efficiency, precise control, low maintenance, and improved performance. The specific power requirements and performance criteria of an application will determine the selection and customization of brushless motors to ensure optimal performance and reliability.
In which industries are brushless motors commonly employed, and what are their key roles?
Brushless motors find applications in a wide range of industries, thanks to their numerous advantages and capabilities. Here are some of the industries where brushless motors are commonly employed and their key roles:
1. Automotive Industry:
In the automotive industry, brushless motors are used in electric vehicles (EVs) and hybrid electric vehicles (HEVs). They play a crucial role in providing propulsion for these vehicles, driving the wheels and ensuring efficient power delivery. Brushless motors offer high efficiency, precise control, and fast acceleration, making them ideal for electric drivetrains. Additionally, they are employed in various automotive subsystems such as electric power steering, HVAC systems, cooling fans, and braking systems.
2. Aerospace and Aviation:
Brushless motors have significant applications in the aerospace and aviation sectors. They are used in aircraft systems such as flight control surfaces, landing gear actuation, fuel pumps, and environmental control systems. Brushless motors provide reliable and precise motion control in critical aerospace applications, contributing to the safety and efficiency of aircraft operations. Their high power-to-weight ratio, compact size, and high-speed capabilities make them well-suited for aerospace requirements.
3. Robotics and Automation:
Brushless motors are extensively employed in robotics and automation systems. They power robotic arms, joints, and grippers, enabling accurate and controlled movements. Brushless motors offer high torque, precise position control, and rapid acceleration, making them vital for industrial robotics, collaborative robots (cobots), and automated manufacturing processes. Their compact size and efficiency also contribute to the design and performance of robotic systems.
4. Industrial Machinery and Equipment:
Brushless motors play a crucial role in various industrial machinery and equipment. They are used in machine tools, conveyors, pumps, compressors, and other industrial automation applications. Brushless motors provide reliable and efficient motion control, contributing to the productivity and performance of industrial processes. Their ability to handle high loads, operate at high speeds, and offer precise control makes them valuable in demanding industrial environments.
5. Medical and Healthcare:
In the medical and healthcare sector, brushless motors are employed in various medical devices and equipment. They are used in surgical tools, prosthetics, medical pumps, laboratory equipment, imaging systems, and more. Brushless motors offer quiet operation, precise control, and compact size, making them suitable for applications where accuracy, reliability, and patient comfort are critical.
6. Consumer Electronics:
Brushless motors are found in numerous consumer electronic devices. They power computer cooling fans, hard disk drives, drones, camera gimbals, electric toothbrushes, and other portable devices. Brushless motors in consumer electronics provide efficient and reliable operation while minimizing noise and vibration. Their small size, lightweight, and high-speed capabilities contribute to the design and functionality of modern consumer electronic products.
These are just a few examples of the industries where brushless motors are commonly employed. Their efficiency, reliability, precise control, compact size, and high-performance characteristics make them versatile and valuable in many other sectors as well. As technology continues to advance, brushless motors are likely to find new applications and play increasingly important roles in various industries.
editor by CX 2024-05-08