悬臂式冲孔模设计说明书毕业论文.docx

悬臂式冲孔模设计说明书毕业论文目录摘要......................................................................ⅠAbstract...................................................................Ⅱ前言.......................................................................1第1章 工艺设计............................................................31.1 零件介绍............................................................31.2零件的工艺性分析....................................................31.3工艺方案的确定......................................................31.3.1方案种类......................................................31.3.2方案比较......................................................4第2章 工艺计算............................................................52.1 冲压工艺力计算......................................................52.1.1 冲裁力计算....................................................52.1.2 卸料力........................................................52.1.3 推件力........................................................62.1.4 总冲压力的确定................................................62.2 压力中心计算........................................................62.3 初选压力机..........................................................62.4 凸、凹模刃口尺寸计算................................................7第3章 模具各部分的设计....................................................93.1 模具的概要设计......................................................93.2 凹模的设计..........................................................93.2.1 材料及热处理..................................................93.2.2 凹模的结构与尺寸..............................................93.3 凸模的设计.........................................................103.3.1 材料及热处理.................................................103.3.2 凸模的结构与尺寸.............................................103.3.3 凸模高度计算.................................................113.4 橡胶..............................................................123.5 凹模支架..........................................................123.6 固定块...................................................