Servo motor parameters:
| No |
Item |
Data |
No |
Item |
Data |
| 1 |
Motor Type |
40ST~180ST |
11 |
Counter Emf |
1.34~134 V/1000r/min |
| 2 |
Motor Length |
111~418mm |
12 |
Wire Resistance |
0.11~7.1Ω |
| 3 |
Rated Current |
1.3~20A |
13 |
Wire Inductance |
0.77~36.5mh |
| 4 |
Rated Power |
0.1~7.5KW |
14 |
Electrical Time Constant |
1.6~10.58Ms |
| 5 |
Rated Torque |
0.64~48N.m |
15 |
Driver Input Voltage |
AC110~AC380V |
| 6 |
Rated Speed |
1500~3000r/min |
16 |
Encoder Lines No.(P/R) |
Incremental 2500/Absolute 17bit |
| 7 |
Max. Speed |
1500~3600r/min |
17 |
Rotor Inertia |
0.264×10-4~9.5×10-3Kg·m2 |
| 8 |
Pole-pairs No. |
4 |
18 |
Torque Coefficient |
0.48~223Nm/A |
| 9 |
IP Grade |
IP65 |
19 |
Work Temperature |
-20~50℃ |
| 10 |
Motor Weight |
0.5~40Kg |
20 |
Insulation Grade |
F |
It is commonly used in applications where accurate movement and control are essential, such as in robotics, CNC machines, and various automated systems.
Key Components
- Motor:
- The main component that converts electrical energy into mechanical movement. It can be either a DC motor or an AC motor, depending on the application.
Encoder or Potentiometer:
- A sensor that provides feedback on the motor’s position, speed, and sometimes torque. This feedback is used to achieve accurate control by constantly adjusting the motor’s performance.
Control Circuit:
- An electronic circuit that interprets control signals and adjusts the motor’s output accordingly. This circuit processes feedback from the sensor to maintain precise control over the motor’s movement.
How It Works
- Receiving Input:
- The servo motor receives a control signal, often in the form of a pulse-width modulation (PWM) signal, which determines the desired position or speed.
Feedback Mechanism:
- The motor’s encoder or potentiometer continuously provides feedback about the current position or speed.
Adjusting Movement:
- The control circuit processes the feedback and compares it with the desired input signal. It then adjusts the motor’s power supply to correct any discrepancies, ensuring the motor reaches and maintains the target position or speed.
Precise Control:
- This continuous feedback loop allows the servo motor to achieve and hold precise positions, making it highly reliable for applications requiring exact movements.
Advantages
- High Precision: Offers accurate control over position, speed, and torque.
- Fast Response: Quickly responds to changes in input commands.
- Compact Size: Available in various sizes, making them suitable for tight spaces.
- Stable Operation: Provides smooth and consistent motion, reducing vibrations and noise.
Applications
- Robotics: For precise control of robotic arms, joints, and grippers.
- Aerospace: In flight control systems and unmanned aerial vehicles (UAVs).
- Industrial Automation: In CNC machines, conveyor systems, and automated assembly lines.
- Consumer Electronics: In cameras for autofocus and zoom functions.
