How to reduce the noise of a deceleration motor?
A reduction motor is a power transmission mechanism that uses a gear speed converter to reduce the motor's revolutions to the desired speed, thereby obtaining a larger torque. During the use of the reduction motor, it inevitably produces noise. How can we reduce the noise?
Release time:
2021-11-25 16:38
www.gdmotor.cn
A reduction motor is a power transmission mechanism that uses a gear speed converter to reduce the motor's revolutions to the desired speed, thereby obtaining a larger torque. During the use of the reduction motor, it inevitably produces noise; how can we reduce this noise?
Noise reduction measures for reduction motors:
1. Appropriately increase the helix angle of the driving gear. As the helix angle increases, the gear overlap will also increase, which will greatly reduce noise. It is necessary to choose an appropriate helix angle.
2. Improve the lubrication conditions of the gears: To effectively reduce the noise of the reduction motor, the appropriate lubrication method and lubricant should be selected based on the gear's circumferential speed, paying attention to the combination of lubrication and circulating oil lubrication.
3. Improve gear accuracy: Increasing gear accuracy will greatly improve the surface roughness of the gears, thereby enhancing the motion accuracy of the gears and effectively reducing noise.
4. Reasonable selection of tooth surface hardness and gear backlash: When the gear backlash is less than 0.04 millimeters, the noise is lower, so the gear backlash can be appropriately reduced to lower the noise. In addition, when the hardness of the driving gear is 2-3 HBC higher than that of the driven gear, it can effectively reduce the noise of the reduction motor.
5. Special treatment for the tooth surface: Under the design conditions of the gears, gears can be processed using high-strength, high-damping cast iron or some non-metallic materials, or non-metallic materials can be coated on the tooth surface for processing. Due to the good plasticity and toughness of the materials, noise can be effectively reduced by reducing vibration and impact.
6. Increase the width of the driven gear's tooth surface: Increasing the width of the tooth surface will enhance the meshing degree of the gears, improve relative stability, and enhance the noise reduction effect.
7. Reasonably design the structure of the reduction gearbox: A reasonable gearbox structure can improve the sealing of the gearbox, providing a good noise reduction effect. If there are high noise requirements, damping materials such as foam plastic can be placed on the surface of the casing to reduce the noise of the reduction motor.
The above content is organized by Silent Industrial, hoping to be helpful to everyone. Silent Industrial focuses on the research, production, and sales of reduction motors, micro-reduction gears, micro-gearboxes, planetary gearboxes, and precision small modulus gears, with products that can replace imports from Europe and the United States. Welcome to inquire.
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