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二 多工位级进模设计基础 初步掌握多工位级进模的设计,须要了解以下几个问题:1 冲孔与落料的毛刺方向 冲裁的剪断过程是:压溃—→剪切—→裂断。在最后裂断时,必然产生毛刺。毛刺
The basis of multi-station progressive die design Preliminary master multi-position progressive die design, you need to understand the following questions: 1 punching and blanking burr direction blanking cutting process is: crush - → shear - → cracked. In the final crack, it is bound to produce burr. glitch