复合冲裁模使用的对象往往是一个冲制件包含有一个或几个孔(这里是泛指,包括圆孔、方孔、槽孔以及各种形状的冲去空腔部分)的落料,而且孔的位置尺寸精度要求较高。一个包含有孔的落料冲制件,冲制最简易的手段是用两副单工序冲裁模来解决。先在一副模具中落料,然后,用另一副模具以落料轮廊线定位冲孔,完成整个冲制过程,取 The object of compound punching die is often a blanking piece contains one or several holes (here refers to the general, including the round hole, square hole, slot and the various parts of the cavity shape) And the location of the hole size accuracy requirements are higher. A hole blanking blanking piece, the easiest way to punch is to use two single-shot blanking dies. First in a mold blanking, and then use another mold to blanking the corridor line positioning punching to complete the entire stamping process, take