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目 录

摘 要 引 言 ··································································································································· 第一章 零件的工艺分析和毛坯尺寸计算······························································ 5

一 零件的分析以及模具选择方案 ·············································································· 5 二 模具类型的选择 ······································································································ 5

第二章 设备的选择········································································································ 7

一 落料所需要的力的计算 ·························································································· 7 二 冲孔所需要的力的计算 ·························································································· 7 三 选择压力机 ·············································································································· 8

第三章 模架的确定和装配草图的设计 ·································································· 9

一 模架的确定 ························································································ …… 此处隐藏：5228字，全部文档内容请下载后查看。喜欢就下载吧 ……