端盖落料拉深复合模和翻边冲孔复合模设计.doc

河北工程大学科信学院毕业设计 PAGE PAGE II PAGE 1 摘 要 本文根据端盖的结构特点及技术要求通过对各工艺方案，进行比较设计了落料拉深复合模和翻边冲孔复合模，并利用proe cad 软件对其进行三维的分析。对工件进行了工艺计算确定了各零件的尺寸及结构。其中详细介绍了凸模、凹模、固定板、垫板、卸料板等零部件的设计与制造、以及压力机的选择和模架的选择。 关键词:冲压模具 工艺方案 复合模 零件 压力机 Abstrack plans,design the blanking-drawing gang dies and trimming-piercing gang dies, and carries on the three dimensional analysis using the UG software to itLaunched the process computation,determine the size and structure of all parts.In which in detail introduced the designs and the manufacture of convex die,concave die,fixed plante,pad,stripper plate ,as well as the press choice and thepould frame choice. Keywords: Punching die process plans gang dies a part a press Abstract Punching die has been widely used in industri This article based on design features and technical requirements of a gland,by analyzing process al production.In the traditional industrial production,the worker work very hard,and there are toomuch work,so the efficiency is low.With the development of the science and technology nowadays,the use of punching die in the industial production gain more attention, and be used in the industrial production more and more.Self-acting feed technology of punching die is also used in production, punching die could increase the efficience of production and could alleviate the work burden so it has significant meaning in technologic progress and the pould frame choice. 目 录 TOC \o 1-3 \h \z \u 摘 要 I Abstrack II 第1章 绪论 1 1.1本课题的概念及其背景 1 1.2冲压的变形特点及影响因素 2 1.2.1弹性变形阶段 2 1.2.2塑性变形阶段 2 1.2.3断裂分离阶段 3 1.3冲压件材料的分析 3 第2章 产品工艺分析以及工艺方案的确定 4 2.1 产品冲压工艺性分析 4 2.2工艺方案确定 5 第3章 工艺计算 6 3.1 拉伸件毛坯尺寸的计算 6 3.1.2确定修边余量 6 3.1.1计算毛坯直径 6 3.1.3确定拉深次数n 6 3.2 排样图设计 7 3.2.1排样图的意义和材料利用率 7 3.2.2排样图确定 7 3.3工艺力的计算 8 3.3.1计算总压力 8 3.3.2确定压力中心 9 3.3.3压力机的选择 9 3.3.4 刃口尺寸计算 9 第4章 模具设计与设备选用 12 4.1落料拉深模零件结构尺寸设计 12 4.1.1落料拉深模工作零件的设计 12 4.1.2落料拉深模定位装置的设计 14 4.1.3落料拉深模压料、卸料及推件装置的设计 15