轻型车左转向节臂锻造工艺分析

提出了轻型车左转向节臂锻造成形新工艺，即采用辐锻制坯—摩擦压力机模锻复合工艺生产轻型车转向节臂锻件。对新工艺方案和设计要点进行了分析。经生产实践验证，它具有锻件尺寸精度高、表面质量好、节省原材料、经济效益好等优点。

A new forming technology for forging the left steering knuckle arm of light duty truck is put forward, i. e. composite technology of roll forging for blank making followed by press forging on frictional press to produce the steering knuckle armforgings of light duty truck. The new processing procedure and han points of design are analyzed, which have been verified inproduction practice and got the achievement of high precision forging dimension, superior surface quality, material saving anded economical benifit.