China Professional Tinsmith Cobot Joint DC Servo Integrated Robot Joint Module Exoskeleton Motor vacuum pump distributors

Product Description

TINSMITH Cobot Joint DC Servo Integrated Robot Joint Module Exoskeleton Motor

Product Description

OD 110mm size robot joint actuator servo motor is mainly used for Robot Arm, intergrated harmonic reducer, encoder, dc motor and driver. The robot joint servo motor could be used in robot arm joint directly, help build robot joints quickly.

  1. Isolate CANopen communication according to CiA301 V4.2.0 specification. Support SDO, TPDO, RPDO. Support speed mode, position mode (contour mode, interpolation mode). Support heartbeat production and consumption
  2. 15 bit absolute encoder, 1 lap pulse up to 32768.
  3. Multi-stage DD motor structure, large torque output.
  4. Harmonic reducer, motor, driver and encoder are integrated.
  5. Low noise, low vibration, high speed positioning, high reliability.
  6. FOC field oriented vector control, support position / speed closed loop.
  7. Can work at zero hysteresis given pulse state, following zero hysteresis.
  8. 16-bit electronic gear features.
  9. CANopen upper computer is provided, which can monitor motor state and modify parameters.
  10. Position mode, support pulse + direction signal, encoder to follow.
  11. Speed mode, support PWM duty cycle signal speed regulation
  12. It has the function of blocking rotation, over current protection and over voltage protection.
  13. Absolute value of low power consumption and multi-turn
  1. All-in-1 servo 485/CAN communication version can add multi-turn function.
  2. When the motor is powered, there is a charging circuit inside to charge the battery.
  3. When the motor is powered off, the battery current consumption is only 0.07mA.
  4. After the motor has no power supply, the motor shaft is driven to rotate to wake up the encoder and continue to memorize the position.
  5. Multi-turn memory range -60000 ~ 60000 laps.
  6. Simple setting of the origin, it can be set as the CHINAMFG at any position.
  7. Multiple zero return methods: communication zero return, automatic zero return on power-on, and zero point signal output.
  8. Error protection: battery power failure alarm.

Product Features

1. Support SDO TPDO RPDO

2. Provide CANopen host computer software which can monitor motor status and modify parameter

Position mode, support Pulse + Direction signal, encoder follow

Speed mode, support PWM duty cycle signal speed regulation

When the motor is powered, there is a charging circuit inside to charge the battery. After the motor is not powered, the motor shaft is driven to rotate to wake up the encoder and continue to memorize the position; the battery current consumption is only 0.07mA.


Product Parameters


  Parameter  M8571BE25B50L  M8571BE25B80L M8571BE25B100L
Overall parameter Motor rated voltage 36VDC±10% 36VDC±10% 36VDC±10%
Motor rated current 7A 7A 7A
Output torque after deceleration 51NM 85NM 100NM
Weight 2.5KG 2.5KG 2.5KG
Speed range after deceleration 0~30RPM 0~18RPM 0~10RPM
Reducer parameter Reduction ratio 50 80 100
Rated torque 51NM 82NM 87NM
Peak start-stop torque 127NM 178NM 204NM
Allowable maximum value of average load torque 72NM 113NM 140NM
Momentary allowable maximum torque 242NM 332NM 369NM
Backlash <20 arc seconds <20 arc seconds <20 arc seconds
Design life 8500hour 8500hour 8500hour
Motor parameter Torque 2NM 2NM 2NM
Rated speed 1000RPM 1000RPM 1000RPM
Maximum rotational speed 1500RPM 1500RPM 1500RPM
Power 200W 200W 200W
Resistance 0.53 0.53 0.53
Inductance 0.5mh 0.5mh 0.5mh
Rotary inertia 1.74×10-4 KG/M 2 1.74×10-4  KG/M 2 1.74×10-4  KG/M 2
Feedback signal Multi-loop absolute encoder (single-loop 15 bit multi-loop 9 bit)
Cooling mode Natural cooling
Position Control Mode Maximum input pulse frequency 500KHz
Pulse instruction mode Pulse + direction, A phase +B phase
Electronic gear ratio Set up 1~65535 to 1~65535
Location sampling frequency 2KHZ
Protection function Clogged rotation alarm, over current alarm
Communication interface Easycan (CAN communication, rate 1 M)
Environment Ambient temperature 0~40°
Max. permissible temperature of motor 85°
Humidity 5~95%



With modular design, compact joint module, its weight, size, installation mode, appearance lamp compared with the traditional products have done a considerable optimization, mainly used in cooperative robot and and light robot, can meet the miniaturization, lightweight, modular needs to a large extent. Can also be widely used in industrial robots, service robots, industrial automation equipment, lathe equipment and etc.

Product Details


Company Profile

HangZhou CHINAMFG Mechanical&Electrical Equipment Co., Ltd. is a professional manufacturer of Robotic Joint Module. Our factory dedicates to the research of robot joint motor since 2571s, more than 10 years’ experience makes our product quality rank in the leading position in China. Wth an annual output of 80,000 sets of various products for the market, with high precision and stable performance, our robotic joint modules are welcomed by customers from India, Thailand, Iran, South Korea, Russian Federation, Sweden, Ireland, Poland, USA, France and so on.

After Sales Service

1. We accept small order of Joint module;
2. Sample order of Joint module delivery time is in 9 days, mass quantity order lead time is 9-15 days;
3. We can accept payment via paypal, T/T and L/C;
4.Quality assurance of our Joint module is 1 year, and we can provide you professional technical support;

5. We provide free software wand training how to use the products. Engineers are available for technical support.


Q: Are you trading company or manufacturer?
A: We are manufacturer and trading company.

Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.

Q: How long is your delivery time?
A: Due to the complex process, production takes 8-10 working days. For customized goods, please check with us before order.

Q. How do you ship the goods and how long does it take to arrive?
A: Usually by express, like DHL, UPS, FedEx, EMS or TNT; By air and sea are also available.Express takes 3-15 days to arrive.

Q: What is your terms of payment?
A: We accept Trade Assurance Order, TT, Paypal, West Union and L/C.

Application: Industial Robot
Operating Speed: Adjust Speed
Excitation Mode: Excited
US$ 525/Piece
1 Piece(Min.Order)


Order Sample

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


Initial Payment

Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

servo motor

What role does the controller play in the overall performance of a servo motor?

The controller plays a crucial role in the overall performance of a servo motor system. It is responsible for monitoring and regulating the motor’s operation to achieve the desired motion and maintain system stability. Let’s explore in detail the role of the controller in the performance of a servo motor:

1. Motion Control:

The controller is responsible for generating precise control signals that dictate the motor’s speed, torque, and position. It receives input commands from the user or higher-level control system and translates them into appropriate control signals for the servo motor. By accurately controlling the motor’s motion, the controller enables precise positioning, smooth acceleration and deceleration, and the ability to follow complex trajectories. The controller’s effectiveness in generating accurate and responsive control signals directly impacts the motor’s motion control capabilities.

2. Feedback Control:

The controller utilizes feedback from position sensors, such as encoders, to monitor the motor’s actual position, speed, and other parameters. It compares the desired motion profile with the actual motor behavior and continuously adjusts the control signals to minimize any deviations or errors. This closed-loop feedback control mechanism allows the controller to compensate for disturbances, variations in load conditions, and other factors that may affect the motor’s performance. By continuously monitoring and adjusting the control signals based on feedback, the controller helps maintain accurate and stable motor operation.

3. PID Control:

Many servo motor controllers employ Proportional-Integral-Derivative (PID) control algorithms to regulate the motor’s behavior. PID control calculates control signals based on the error between the desired setpoint and the actual motor response. The proportional term responds to the present error, the integral term accounts for accumulated past errors, and the derivative term considers the rate of change of the error. By tuning the PID parameters, the controller can achieve optimal performance in terms of response time, stability, and steady-state accuracy. Properly configured and tuned PID control greatly influences the servo motor’s ability to follow commands accurately and efficiently.

4. Trajectory Planning:

In applications requiring complex motion profiles or trajectories, the controller plays a vital role in trajectory planning. It determines the optimal path and speed profile for the motor to follow, taking into account constraints such as acceleration limits, jerk limits, and mechanical limitations. The controller generates the required control signals to achieve the desired trajectory, ensuring smooth and precise motion. Effective trajectory planning by the controller enhances the motor’s performance in applications that involve intricate or high-speed movements.

5. System Monitoring and Protection:

The controller monitors various parameters of the servo motor system, including temperature, current, voltage, and other diagnostic information. It incorporates protective measures to prevent damage or excessive stress on the motor. The controller can implement safety features such as overcurrent protection, over-temperature protection, and fault detection mechanisms. By actively monitoring and safeguarding the motor and the system, the controller helps prevent failures, prolongs the motor’s lifespan, and ensures safe and reliable operation.

6. Communication and Integration:

The controller facilitates communication and integration with other components or systems within the overall automation setup. It may support various communication protocols, such as Ethernet, CAN bus, or fieldbus protocols, enabling seamless integration with higher-level control systems, human-machine interfaces (HMIs), or other peripheral devices. The controller’s ability to efficiently exchange data and commands with other system components allows for coordinated and synchronized operation, enhancing the overall performance and functionality of the servo motor system.

In summary, the controller plays a vital role in the overall performance of a servo motor system. It enables precise motion control, utilizes feedback for closed-loop control, implements PID control algorithms, plans complex trajectories, monitors system parameters, and facilitates communication and integration. The controller’s capabilities and effectiveness directly impact the motor’s performance in terms of accuracy, responsiveness, stability, and overall system efficiency.

servo motor

Can you explain the concept of torque and speed in relation to servo motors?

Torque and speed are two essential parameters in understanding the performance characteristics of servo motors. Let’s explore these concepts in relation to servo motors:


Torque refers to the rotational force produced by a servo motor. It determines the motor’s ability to generate rotational motion and overcome resistance or load. Torque is typically measured in units of force multiplied by distance, such as Nm (Newton-meter) or oz-in (ounce-inch).

The torque output of a servo motor is crucial in applications where the motor needs to move or control a load. The motor must provide enough torque to overcome the resistance or friction in the system and maintain the desired position or motion. Higher torque allows the motor to handle heavier loads or more challenging operating conditions.

It is important to note that the torque characteristics of a servo motor may vary depending on the speed or position of the motor. Manufacturers often provide torque-speed curves or torque-position curves, which illustrate the motor’s torque capabilities at different operating points. Understanding these curves helps in selecting a servo motor that can deliver the required torque for a specific application.


Speed refers to the rotational velocity at which a servo motor operates. It indicates how fast the motor can rotate and how quickly it can achieve the desired position or motion. Speed is typically measured in units of revolutions per minute (RPM) or radians per second (rad/s).

The speed of a servo motor is crucial in applications that require rapid movements or high-speed operations. It determines the motor’s responsiveness and the system’s overall performance. Different servo motors have different speed capabilities, and the maximum achievable speed is often specified by the manufacturer.

It is worth noting that the speed of a servo motor may also affect its torque output. Some servo motors exhibit a phenomenon known as “speed-torque curve,” where the motor’s torque decreases as the speed increases. This behavior is influenced by factors such as motor design, winding resistance, and control algorithms. Understanding the speed-torque characteristics of a servo motor is important for selecting a motor that can meet the speed requirements of the application while maintaining sufficient torque.

Overall, torque and speed are interrelated parameters that determine the performance capabilities of a servo motor. The torque capability determines the motor’s ability to handle loads, while the speed capability determines how quickly the motor can achieve the desired motion. When selecting a servo motor, it is essential to consider both the torque and speed requirements of the application to ensure that the motor can deliver the desired performance.

servo motor

What are the key advantages of using servo motors in industrial applications?

Servo motors offer several key advantages that make them highly beneficial for a wide range of industrial applications. Here are some of the main advantages of using servo motors:

1. Precise Positioning:

Servo motors excel at precise positioning control. They can accurately move to specific angles or positions with high repeatability. This level of precision is crucial in applications where accurate and consistent positioning is required, such as robotics, CNC machining, and assembly lines.

2. High Torque at Various Speeds:

Servo motors are designed to deliver high torque output across a range of speeds. They can generate significant torque even at low speeds, enabling efficient operation in applications that require both high torque and precise control, such as lifting heavy loads or performing intricate movements.

3. Fast Response Times:

Servo motors have fast response times, meaning they can quickly accelerate, decelerate, and change direction in response to control signals. This responsiveness is essential in applications where rapid and dynamic motion control is needed, such as industrial automation, robotics, and production line equipment.

4. Closed-Loop Control:

Servo motors operate in a closed-loop control system, where feedback from position sensors is continuously used to adjust the motor’s behavior. This feedback control mechanism enables accurate tracking of the desired position and compensates for any disturbances or variations that may occur during operation. It enhances the motor’s accuracy, stability, and performance.

5. Wide Range of Sizes and Power Ratings:

Servo motors are available in a wide range of sizes and power ratings, making them suitable for diverse industrial applications. Whether it’s a small motor for precision tasks or a large motor for heavy-duty operations, there are servo motor options to meet various requirements.

6. Energy Efficiency:

Servo motors are designed to be energy-efficient. They typically have high power density, which means they can deliver a significant amount of torque per unit of size and weight. This efficiency helps reduce power consumption, lowers operating costs, and contributes to a greener and more sustainable industrial environment.

7. Flexibility and Adaptability:

Due to their versatility, servo motors can be easily integrated into different systems and applications. They can be combined with various control systems, sensors, and communication protocols to provide seamless integration and compatibility with existing industrial setups. This flexibility allows for customized and scalable solutions tailored to specific industrial requirements.

8. Durability and Reliability:

Servo motors are known for their durability and reliability, even in demanding industrial environments. They are built to withstand harsh conditions such as high temperatures, vibrations, and dust. This robust construction ensures long-term operation and minimizes downtime, contributing to increased productivity and reduced maintenance costs.

In summary, the key advantages of using servo motors in industrial applications include precise positioning, high torque at various speeds, fast response times, closed-loop control for accuracy and stability, a wide range of sizes and power ratings, energy efficiency, flexibility, and durability. These advantages make servo motors highly valuable for industries that require precise motion control, such as robotics, manufacturing, automation, CNC machining, and many others.

China Professional Tinsmith Cobot Joint DC Servo Integrated Robot Joint Module Exoskeleton Motor   vacuum pump distributorsChina Professional Tinsmith Cobot Joint DC Servo Integrated Robot Joint Module Exoskeleton Motor   vacuum pump distributors
editor by CX 2023-12-06