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JIU JIANG UNIVERSITY
课程设计
题 目 垫板冲压模具课程设计
院 系 机械与材料工程学院
专 业 材料成型及其控制工程
姓 名 钟石旺 、周露
年 级 A1251
指导教师 谢玉敏
2015年 11月
目 录
前 言·······································································I
第一章 概论 ···························································3
1.1冲压模具课程设计的目的········································5
1.2冷冲压的特点和应用············································5
1.3 冷冲压的基本工序的分类······································· 6
第二章 零件的工艺分析············································6
2.1零件结构与尺寸分析············································6
2.2零件精度要求··················································6
2.3零件材料选择··················································7
2.4确定冲裁工艺方案··············································7
2.5确定模具总体结构方案·········································7
2.5.1模具类型确定···················································· 7
2.5.2操作与定位方式确定···············································7
2.5.3卸料与出件方式确定··············································· 8
2.5.4模架类型及精度确定···············································8
2.5.5凸模设计选择····················································· 8
第三章 零件工艺设计计算··········································8
3.1排样设计与计算···············································8
3.2计算冲压力与压力中心，初选压力机······························9
3.2计算凸、凹模刃口尺寸及公差····································9
第四章 设计选用零件、部件，绘制模具总装草图·······················12
4.1凹模设计·····················································12
4.2凸模设计·····················································13
4.2.1凸模的结构形式与固定方法·······································13
4.2.2凸模长度计算····················································13
4.2.3凸模的强度与刚度校核·············································14
4.2.4凸模材料和技术条件··············································14
4.3凸凹模的设计········································
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