Cold forging forming process of three-four-speed double gear of sedan

This paper introduces a key component in the car gearbox—the composite forming process of cold upsetting, extrusion and punching of the third and fourth gears. The production process has high degree of automation and good forming quality, which greatly reduces the workload of post-forging machining, and saves a lot of metal raw materials and machining costs.

Construction Metal Materials

Steel I Beam,Channel Steel,Steel Structure

Chengsheng Steel Pipe Co., Ltd , http://www.sdsteelpipes.com