摘要
文章分析了管材无凹模冲孔冲头的工作条件,为提高冲头使用寿命对冲头结构、材料及热处理工艺提出了改进措施,实践证明改进后的冲头使用寿命大幅提高。
This paper analyzes the work condition of die without die plate for the hole punching on steel pipe, the ameliorate of improve the punch structure, material and heat treatment technics was put forward, the application proved that the using life of punch increased greatly.
出处
《企业技术开发》
2009年第5期78-79,共2页
Technological Development of Enterprise
关键词
管材
冲头
寿命
提高
tube material
hole punch
life
increase
