XXX学院毕业设计题目：灭弧栅片冲孔模设计系部：专业名称：班级：姓名：学号：指导教师：年月日目录摘要....................................................................................................................................Ⅰ绪论.......................................................................................................................3冲材件工艺性分析工艺性分析.....................................................................................................31.冲材件工艺性分析1.1材料............................................................................................................................41.2工件结构形状............................................................................................................41.3尺寸精度...................................................................................................................42.冲裁工艺方案的确定2.冲裁工艺方案的确定..........................................................................................5冲裁工艺方案的确定3.模具结构形式的确定3.模具结构形式的确定..........................................................................................6模具结构形式的确定模具总体设计..........................................................................................64.模具总体设计4.1模具类型的选择..........................................................................................74.2操作与定位方式..........................................................................................64.2.1操作方式..........................................................................................64.2.2定位方式..........................................................................................74.3卸料、出件方式..........................................................................................74.3.1卸料方式..........................................................................................74.3.2出件方式..........................................................................................74.4确定送料方式....................................................................................................