快换凸模在汽车冲孔模中的应用

The Application of Quick Change Punch in Automobile Piercing Die

简述了快换凸模的作用,介绍了汽车冲孔模用到的3种快换凸模的结构、特点及其使用场合。对模具设计人员合理应用快换凸模有借鉴作用。

Describes function characteristics of the quick change punch,introduced three kinds of quick change punching die structure used in auto piercing die,characteristics and the application occasions. It has a certain reference for the die design personnel reasonable application of the punch quick change。