叙述了外装式门锁锁扣拉伸模的设计，着重介绍了拉伸工艺及试模中出现的问题和解决方案。

Stated the design method of drawing die for the lock catch of outside install door lock, introduced the drawing technology and problems appearing in die testing and solution.

youdao

叙述了外装式门锁锁扣拉伸模的设计，着重介绍了拉伸工艺及试模中出现的问题和解决方案。

Stated the design method of drawing die for the lock catch of outside install door lock, introduced the drawing technology and problems appearing in die testing and solution.

youdao