plain die简易模pierce die冲孔模forming die成型模progressive die持续模gang dies复合模shearing die剪边模riveting die铆合模pierce冲孔forming成型(抽凸,冲凸)draw hole抽孔bending折弯trim切边emboss凸点dome凸圆semi-shearing半剪stamp mark冲记号deburr or coin压毛边punch riveting冲压铆合side stretch侧冲压平reel stretch卷圆压平groove压线blanking下料stamp letter冲字(料号)shearing剪断tick-mark nearside正面压印tick-mark farside反面压印extension dwg展开图procedure dwg工程图die structure dwg模具结构图material材质material thickness料片厚度factor系数upward向上downward向下press specification冲床规格die height range实用模高die height闭模高度burr毛边gap间隙weight重量total wt.总重量punch wt.上模重量