Product Description
| Product Description |
1000 watt 48V DC servo motor with low cost, 2000 rpm rated speed(can be customized from 3000rpm to 10000rpm), 6 Nm rated torque, feedback with 2500 PPR incremental encoder.
LUNYEE powerful DC servo motors features of low rotor inertia, high torque density, high CHINAMFG torques, low noise, low temperature rising, lower current consumption.
| Rated Power | 1000 Watts |
| Number of Poles | 4 |
| Rated Voltage | 48V DC |
| Rated Speed | 2000RPM |
| Rated Torque | 5N.m |
| Rated Current | 26A |
| Torque Constant | 0.19Nm/A |
| Rotor Inertia | 16Kg.cm2 |
| Protection Class | IP65 |
| Insulation Class | F |
| Encoder | 2500PPR Incremental Encoder |
| Product Photos |
| Product Details |
Features
√ 1000W DC servo motor with IP65 protection grade and F class insulation structure
√ Optimized winding end structure, minimized copper loss and iron loss, small size, light weight, low temperature rise and high efficiency (85%)
√ Super coercivity, CHINAMFG DC brushless servo motors using permanent magnet material, strong anti-demagnetization ability, stable motor performance
√ Low noise, low vibration, low moment of inertia
√ High torque, fast dynamic response, wide speed range, strong overload capacity (4 times)
Dimension (Unit=mm)
Characteristic Curve
Advantages
Application
| Related Product |
Low Voltage DC Servo Drive
Product name: IDS850
The IDS850 low-voltage DC servo driver is developed with a high-performance processor to provide users with a cost-effective servo control solution.
On the premise of ensuring stability and reliability, pursue the functions and performance closest to the application. Compared with stepping products, it has low noise, low heat generation, high speed and constant force.
Torque output, no step loss; compared with stepper servo products, the inherent disadvantages of stepper products are completely abandoned, and the function, performance and reliability are better;
Compared with CHINAMFG foreign servos, the performance is similar, the price is low, and it is easy to use. The IDS850 is a power-amplified version of the IDS830, with load capacity and available
Stronger reliability, suitable for heavy load applications.
√ Working voltage: 24~80VDC
√ Output current: CHINAMFG value 50A
√ Adapter motor: 5~1500W low voltage DC servo motor
√ Control mode: external pulse (single-ended/differential), analog, CAN bus, RS485 bus, RS232 communication control, IO control, etc.
√ Supports position, velocity and torque modes
√ Parameter debugging: use RS232 communication, PC debugging software or handheld debugger debugging, can backup and import parameters
√ Abnormal protection: with undervoltage, overvoltage, overload, overcurrent, excessive position deviation, abnormal encoder and other alarm functions
√ Support energy consumption discharge function
√ Tracking error: ±1pulse
√ Speed control accuracy: ±1PRM
√ Upper limit of receiving pulse: 1MHZ
√ Minimum speed: 1RPM
√ Maximum no-load acceleration: 200PRM/ms
Low Voltage DC Servo Motors
| About Us |
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| Application: | Universal, Industrial, Household Appliances, Power Tools, Automation Equipment |
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| Operating Speed: | Adjust Speed |
| Excitation Mode: | Permanent Magnetic |
| Function: | Control, Driving |
| Casing Protection: | Protection Type |
| Number of Poles: | 5 |
| Samples: |
US$ 119.8/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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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.
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.
Can you explain the difference between a servo motor and a regular electric motor?
A servo motor and a regular electric motor are both types of electric motors, but they have distinct differences in terms of design, control, and functionality.
A regular electric motor, also known as an induction motor or a DC motor, is designed to convert electrical energy into mechanical energy. It consists of a rotor, which rotates, and a stator, which surrounds the rotor and generates a rotating magnetic field. The rotor is connected to an output shaft, and when current flows through the motor’s windings, it creates a magnetic field that interacts with the stator’s magnetic field, resulting in rotational motion.
On the other hand, a servo motor is a more specialized type of electric motor that incorporates additional components for precise control of position, speed, and acceleration. It consists of a regular electric motor, a sensor or encoder, and a feedback control system. The sensor or encoder provides feedback on the motor’s current position, and this information is used by the control system to adjust the motor’s behavior.
The key difference between a servo motor and a regular electric motor lies in their control mechanisms. A regular electric motor typically operates at a fixed speed based on the voltage and frequency of the power supply. In contrast, a servo motor can be controlled to rotate to a specific angle or position and maintain that position accurately. The control system continuously monitors the motor’s actual position through the feedback sensor and adjusts the motor’s operation to achieve the desired position or follow a specific trajectory.
Another distinction is the torque output of the motors. Regular electric motors generally provide high torque at low speeds and lower torque at higher speeds. In contrast, servo motors are designed to deliver high torque at both low and high speeds, which makes them suitable for applications that require precise and dynamic motion control.
Furthermore, servo motors often have a more compact and lightweight design compared to regular electric motors. They are commonly used in applications where precise positioning, speed control, and responsiveness are critical, such as robotics, CNC machines, automation systems, and remote-controlled vehicles.
In summary, while both servo motors and regular electric motors are used to convert electrical energy into mechanical energy, servo motors offer enhanced control capabilities, precise positioning, and high torque at various speeds, making them well-suited for applications that require accurate and dynamic motion control.
editor by CX 2024-03-29