某方形件冲孔切断工艺分析及模具设计-毕业论文（设计）.docVIP

某方形件冲孔/切断工艺分析及模具设计 摘要：本课题介绍了某方形件的冲压成形过程，并且进行了工艺力、压力中心、模具工作部分尺寸等的计算，并设计出模具。还分析了模具的主要零部件的设计制造，如何选用冲压设备，凸凹模间隙调整和编制一个重要零件的加工工艺过程。通过充分利用现代模具制造技术对传统机械零件进行结构改进、优化设计、优化工艺方法能大幅度提高生产效率，这种方法对类似产品具有一定的借鉴作用。 关键词：方形件；冲孔；工艺分析；模具设计 A square piece punching / cutting process analysis and die design Abstract：This paper describes a square piece of stamping forming process, and conducted a technology force, center of pressure, die size and other working part of the calculation and design of molds. Also analyzed the main components of the mold design and manufacture, and how to choose the machining process stamping equipment, punch and die gap adjustment and an important part of the preparation. By taking advantage of modern technology on the traditional mold manufacturing mechanical parts for structural improvements, design optimization, process optimization method can greatly improve production efficiency, this method similar products have a certain reference. Key words：Square pieces；punch；HYPERLINK app:ds:industrialindustrial HYPERLINK app:ds:analysisanalysis；Mold Design 目 录 TOC \o 1-3 \h \u HYPERLINK \l _Toc29705 1. 引言 PAGEREF _Toc29705 1 HYPERLINK \l _Toc1612 1.1研究背景 PAGEREF _Toc1612 1 HYPERLINK \l _Toc31258 1.2研究现状 PAGEREF _Toc31258 1 HYPERLINK \l _Toc29790 1.2.1国内研究现状 PAGEREF _Toc29790 2 HYPERLINK \l _Toc17468 1.2.2未来冲压模具制造技术发展趋势 2 HYPERLINK \l _Toc6543 1.3 研究内容 3 HYPERLINK \l _Toc2047 2.零件图的工艺分析 3 HYPERLINK \l _Toc31208 2.1零件的功用与经济性分析 3 HYPERLINK \l _Toc4911 2.2零件冲压成形工艺性分析 PAGEREF _Toc4911 4 HYPERLINK \l _Toc17987 2.2.1结构形状与尺寸分析 PAGEREF _Toc17987 4 HYPERLINK \l _Toc3196 2.2.2精度与表面粗糙度 4 HYPERLINK \l _Toc18149 2.2.3材料 PAGEREF _Toc18149 5 HYPERLINK \l _Toc11807 2.3 冲压的计算 PAGEREF _Toc11807 5 HYPERLINK \l _Toc15360 2.4 压力机的选择 PAGEREF _Toc15360 6 HYPERLINK \l _Toc29403 2.5 确定模具压力中心 PAGEREF _Toc29403 7 HYPERLINK \l _Toc27461 3.模具设计 PAGEREF _Toc27461 7 HYPERLINK \l _Toc12233 3.1模具类型和结构形式的确定 PAGEREF _Toc12233 7 HYPERLINK \l _Toc2787 3.1.1模具结构类型的确定 PAGER