垫片冲裁模毕业论文.doc

目 录 §前言 任务描述 ····································· 1 一. 冲压件工艺性分 ·································· 2 二. 冲压工艺方案的确定 ······························ 2 三. 主要设计计算 ···································· 2 （1）排养方式的确定以及计算 ······························· 2 （2）冲压力的计算 ········································· 2 （3）压力中心的确定及相关计算 ····························· 3 （4）工作零件刃口尺寸计算 ································· 3 （5）卸料橡胶的设计 ······································· 4 四. 模具总体设计 ···································· 4 （1）模具类型的选择 ······································· 4 （2）定位方式的选择 ······································· 4 （3）卸料，出件方式的选择 ································· 4 （4）导向方式选择 ········································· 5 五. 主要零部件设计 ·································· 5 （1）主要零件的结构设计 ··································· 5 a.落料凸模 ·············································· 5 b.冲孔凸模 ·············································· 5 c.凹模 ················································· 5 （2）定位零件的设计 ······································· 6 （3）导料板的设计 ········································· 6 （4）卸料板部件设计 ······································· 6 （5）模架及其他零部件设计 ································· 6 六. 模具总装图 ······································ 7 七. 冲压设备的选定 ·································· 7 八. 工作零件的加工工艺 ····························· 7 九. 模具的装配 ····································· 8 十．设计小结 ······································· 9 附图 装配图 ········································10 （参考文献）·····························································11 冲裁模设计说明书 冲裁模设计： 根据给定工件图设计冲裁模具。工件尺寸如图所示，料厚t=1, 材料:紫铜; 大批量. 要求: 1.完成模具总装图(3D电子文档); 2.完成总装配图,图纸符合国家制图标准; 3.绘制工程图,图纸符合国家制图标准. 4.编写设计说明书.(A4纸打印) 工件图 工件名称：垫片 工件简图：如图所示 生产批量：大批量 工件材料：紫铜 材料厚度：1 mm 一. 冲压件工艺性分析 此工件只有冲孔和落料两个工序。材料为紫铜，具有良好的冲压性能，适合冲裁。工件结果简单，有2个直径10mm的孔；孔与孔，孔与边缘之间的距离满足要求，工件的尺