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What are the ways to reduce the meshing noise of micro geared motor?

Micro geared motor, gear reducer is a very important transmission components, mainly used to reduce the output speed of the micro motor and improve the role of micro motor torque, micro geared motor gear in the mesh will produce a certain noise, for micro electronic products noise level is very important. So how to reduce the noise of the micro geared motor? Next we will introduce you.

GB12-N20-(2)

1. Using fine and high teeth: In the gear structure of the micro geared motor, the use of high coefficient gears can enhance the reunion of the gears. The thinning of the gear root undoubtedly increases the elasticity of the gear reducer gear, which can absorb the vibration of the gear more effectively.

2. Modulus and number of teeth of gear reducer gears: as the modulus of gears increases, the rigidity also rises; large modulus is used for high-power transmission; small modulus and multiple teeth are used for low-power transmission; the reduction of modulus increases the number of teeth, which can improve the gear reunion and obviously reduce the noise.

GB25-320SH-(2)

3. Increase gear reducer gear overlap and displacement: can make the gear transmission more smooth and reduce noise. The displacement coefficient has a direct effect on the strength and meshing noise of gears.

4. Gear reducer tooth profile reshaping: reshaping the gear profile and tooth direction can reduce the noise generated by gear meshing, and reshaping the tooth end is conducive to the formation of oil film. However, the risk of gear shaping will be higher, such as operational errors will lead to greater noise.

GB37-520TC-(4)

5. gear reducer tooth surface roughness: optimizing the roughness of the gear reducer tooth surface is critical because it affects how much friction torque and heat is generated during gear transmission, which in turn affects how much noise is generated and the severity of gear wear.

6. Gear accuracy level of reducer: gear meshing error, installation error, gear deformation under strong load, gear pitch deviation, meshing angle deviation, tooth pitch accumulation error, etc. all affect gear noise. The noise generated by meshing can be successfully reduced by gear manufacturing accuracy, processing procedures, heat treatment methods, suitable structure and gear assembly accuracy.

GBW36-EC3640-(3)

The above is the method to reduce the micro gear motor meshing noise, I hope it will help you, for more information please continue to pay attention to Vshida micro motor


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