《冲压模具-浅盒形件拉深工艺及模具设计(拉深冲孔)说明书》

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1、目录摘要………………………………………………………………………………………1关键词……………………………………………………………………………………11前言………………………………………………………………………………………12冷冲压工艺方案设计……………………………………………………………………22.1冲压件的工艺性分析………………………………………………………………22.2确定工艺方案………………………………………………………………………22.3各工序模具结构形式的确定………………………………………………………32.3.1落料冲孔复合模具结构………………………………………………………3

2、2.3.2拉深模具结构…………………………………………………………………42.4工艺计算……………………………………………………………………………42.4.1毛坯展开计算…………………………………………………………………42.4.2确定排样方案和计算材料利用率……………………………………………52.4.3计算各工序冲压力和选择冲压设备…………………………………………83冲孔落料复合模具设计…………………………………………………………………123.1冲裁工艺计算………………………………………………………………………123.1.1冲裁凸凹模间隙值的确定…………………………………………………

3、123.1.2凸凹模刃口尺寸的确定……………………………………………………123.2冲裁模主要零部件的结构设计……………………………………………………153.2.1冲孔凸模的结构设计………………………………………………………153.2.2落料凹模的结构设计………………………………………………………163.2.3落料冲孔凸凹模的结构设计………………………………………………173.2.4定位零件的设计……………………………………………………………183.2.5卸料与推件零件的设计……………………………………………………18Opinionsandsuggestionsontheparty's

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