By the improvement of blanking dimension, using the technological method of only compressing profile part and conicalbody splice is mainly introduced.
着重介绍了通过对下料尺寸的改进，采用只压型线部分，锥筒部分拼接的工艺方法。
2
Applying warm extrusion technique instead of machine 'work to a conicalbody, the problem of double-layered metal formed in the process of extrusion has been solved.
对机加生产的锥形体改为温挤压进行了研究，解决了挤压过程中出现的金属夹层问题。
3
This paper analyzes the effect of the deformation of the conical surface of the sleeve and surface of the percussion body in a centrifugal self destroying device upon self destroying performance.