目录摘要..............................................................2引言..............................................................31冲压件工艺性分析及冲裁方案的确定..................................42主要设计计算......................................................52.1排样方案的确定及计算........................................52.3压力中心的确定及相关计算....................................82.4工作零件刃口尺寸计算........................................92.5卸料橡胶的设计.............................................123模具总体设计.....................................................153.1模具类型的选择.............................................153.2定位方式的选择.............................................153.3卸料﹑出件、导向方式的选择.................................154零件的结构设计...................................................174.1落料凸模的设计.............................................174.2冲孔凸模的设计.............................................184.3凹模的设计................................................195模具材料的选用及其它零部件的设计.................................215.1模具材料的选用.............................................215.2定位零件的设计.............................................225.3料板及卸料部件的设计.......................................235.4模架及其他零部件的设计.....................................236模具总装图及设备的选定...........................................256.1模具的总装图................................................256.2设备的选定.................................................267模具零件加工工艺.................................................278模具的装配和冲裁模具的试冲.......................................298.1模具的装配.................................................298.2冲裁模具的试冲.............................................30总结...............................................................33致谢...............................................................34参考文献...........................................................35摘要我国冲压模具无论在数量上，还是在质量、技术和能力等方面都已有了很大发展，但与国民经济需求和世界先进水平相比，差距仍很大，一些大型、精密、复杂、长寿命的高档模具每年仍大量进口，特别是中高档轿车的覆盖件模具，目前仍主要依靠进口。因而只有培养模具人才才能缩