目录

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绪论............................................................................................................................................................4

1.1 模具行业的发展现状及市场前景.........................................................................................................4
1.2 冲压工艺介绍.........................................................................................................................................4
1.3 冲压工艺的种类.....................................................................................................................................5
1.4

冲压行业阻力和障碍与突破 ..............................................................................................................6

第 1 章冲裁件的工艺分析...............................................................................................................................9

1.1 工件材料.................................................................................................................................................9
1.2 工件结构形状.......................................................................................................................................10
1.3 工件尺寸精度.......................................................................................................................................10
1.4 工件展开长度计算...............................................................................................................................10
图 1.2 工件展开长度、..............................................................................................................................11
...................................................................................................................................................................12

第 2

章冲裁工艺方案的确定........................................................................................................................12

第 3

章模具结构形式的确定........................................................................................................................15

第 4

章模具总体设计....................................................................................................................................16

4.1 模具类型的选择...................................................................................................................................16
4.2 操作方式...............................................................................................................................................16
4.3 卸料、出件方式...................................................................................................................................17
4.4 确定送料方式.......................................................................................................................................17
4.5 确定导向方式.......................................................................................................................................17

第 5

章模具设计计算....................................................................................................................................18

5.1 排样、计算条料宽度、确定步距、材料利用率..............................................................................18
5.2 冲压力的计算.......................................................................................................................................22
5.3 压力中心的确定...................................................................................................................................25
5.4 模具刃口尺寸的计算...........................................................................................................................25
5.4.1 冲孔模中凸模的尺寸及制造精度....................................................................................................25
凸、凹模间隙：.....................................................................................................................................26
5.5 模具弯曲部分工作尺寸计算...............................................................................................................27

第 6

章主要零部件设计................................................................................................................................29

6.1 工作零部件的结构设计.......................................................................................................................29

第 7

章校核模具闭合高度及压力机有关参数............................................................................................34

7.1 校核模具闭合高度...............................................................................................................................34
7.2 冲压设备的选定...................................................................................................................................35

第 8

章设计并绘制模具总装图及选取标准件............................................................................................35

第 9

章模具的安装调试................................................................................................................................36

9.1 模具的安装调试...................................................................................................................................36

参考文献.........................................................................................................................................................37

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