摘要..............................................................................................................................................3第一章、引言..................................................................................................................................5第二章、冲裁件的工艺性分析.......................................................................................................62.1.冲裁件的结构工艺性.........................................................................................................72.1.1.冲裁件的形状..........................................................................................................82.1.2.冲裁件的尺寸精度..................................................................................................8第三章、制件冲压工艺方案的确定...............................................................................................93.1.冲压工序的组合..............................................................................................................103.2.冲压顺序的安排..............................................................................................................10第四章、排样图及材料利用率的计算.........................................................................................114.1.展开尺寸的计算..............................................................................................................114.2.制件排样图的设计...........................................................................................................114.2.1.搭边与料宽...........................................................................................................134.2.2.送料步距和条料宽度的确定................................................................................134.3.材料利用率的计算...........................................................................................................14第五章、确定总冲压力和选用合适的压力机型号.....................................................................155.1.落料拉伸模计算..............................................................................................................155.2.切边冲孔模计算..............................................................................................................165.3.压力中心的计算..............................................................................................................165.4.压力机的选用..................................................................................................................17第六章、凸、凹模刃口尺寸计算.................................................................................................186.1.拉伸模..............................................................................................................................186.2.落料,切边凸、凹模刃口尺寸..........................................................................................196.2.1.计算原则.......................................................................................................................19第七章、模具整体结构形式设计.................................................................................................22第八章、模具零件的结构设计................................................................................................
