In the die design, the use of sphericalpunch made the process of deep drawing and reverse redrawing achieved in one set of mold and common hydraulic press.
在进行模具设计时，采用半球形凸模等方式可以实现正、反拉深在一套模具，普通液压机上完成加工。
2
Through improving the punch structure, improved the spherical surface bearing housing die machining quality.