直纹滚花螺母冷挤压一次成形模具

摘要

直纹滚花螺母采用冷挤压一次成形新工艺，成效显著。文中详细描述了模具结构，并提示了相关问题的解决办法。%There are lots of advantages by cold extrusion for straight knurlnut in a single process. In this paper, the die structure is introduced in detail, and the methods of the relative issues are also pointed out.