轴瓦冲裁自动送料机构及模具设计毕业设计

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1、目录摘要...................................................................1关键词.................................................................11前言................................................................21.1背景..............................................................21.2冷冲模成形特点..........

2、..........................................21.3发展趋势..........................................................31.4本文主要研究内容..................................................32工艺方案的选择......................................................42.1零件的工艺性分析..................................................42

3、.2模具的结构形式....................................................52.2.1冲裁力和弯曲力的计算............................................52.2.2卸料力、推件力和顶件力的计算....................................63冲压模具设计........................................................73.1排样..................................................

4、............73.2模具压力中心的确定................................................83.3压力机的选择......................................................93.4模具主要零部件的设计.............................................103.4.1冲孔凸模的结构设计.............................................103.4.2凸凹模的结构设计.........................

5、......................113.5冲压模具标准件的选择.............................................123.5.1模架的选择.....................................................123.5.2挡料销.........................................................153.5.3卸料装置.......................................................153.5.4推件装置......

6、.................................................153.5.5导向零件设计与标准.............................................163.5.6模柄的选用.....................................................163.5.7凸模固定板与垫板...............................................173.5.8冲压模具结构图..............................................

7、...184自动送料机构设计...................................................185自动送料机构的设计.................................................205.1辊轴送料机构的原理、机构及工作过程...............................205.2结构特性..............................