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Taking the spur cylindrical gear for truck wheel reducer as the research object, a new compound forming process scheme of

In order to ensure the smooth implementation of cold extrusion production and processing, in addition to having a pair of

In the 1950s, gears were mainly obtained by cutting, and the output was very low. At that time, German Burwell

With its convenient operability and accuracy of simulation results, finite element software helps designers greatly shorten the R & D

For a long time, researchers and scholars all over the world have made unremitting efforts on the deformation law analysis,

Improving the service life of cold extrusion die is the key point of precision forming of large modulus spur gear.

By optimizing the cold extrusion process parameters of spur gears, spur gears with high forming quality can be obtained, but

Aiming at the problems of large end machining allowance, large tooth tip collapse angle and large forming load in the

With the in-depth research on the forming process of spur gears and the continuous development of market demand, the modern

Improving the service life of cold extrusion die is the key point of precision forming of large modulus spur gear.

The error of spur gear mainly includes pitch error and tooth profile error. The pitch error and tooth profile error

As an important transmission part in automobile and machinery industry, the efficiency of traditional machining can not meet the high-speed

The cold extrusion forming of spur gear refers to the plastic deformation of the metal blank placed in the die

The cold precision forging of spur gear is developed on the basis of cold forging. There is no need to

Warm precision forging process is a precision forging process with forming temperature between 650 ~ 900 ℃. It has the

The application of structured light vision technology to the dimension measurement of mechanical parts can realize the non-contact and accurate

In order to verify the measurement accuracy and accuracy of the proposed structured light vision system for the involute profile

The application of structured light vision measurement technology can realize the three-dimensional non-contact on-line measurement of industrial parts. The calibration

In recent years, the manufacturing industry represented by the automobile industry has developed rapidly in China. As an important part