冲压模具设计.doc

此论文配有相关CAD图纸！ 凡需要者可以加我QQ：844423381价格将给予优惠！ XX学院 设计说明书 课 题： 冲压模具设计 子课题: 同课题学生姓名: 专 业 学生姓名 班 级 学 号 指导教师 完成日期 摘 要 目前，模具的设计特别是冲压模的设计在现代化制造行业起着越来越重要的作用。冲压模具是冲压生产必不可少的工艺装备，是技术密集型产品。冲压件的质量、生产效率以及生产成本等，与模具设计和制造有直接关系。模具设计与制造技术水平的高低，是衡量一个国家产品制造水平高低的重要标志之一，在很大程度上决定着产品的质量、效益和新产品的开发能力摘 要·····································································································2 1 绪 论··································································································5 1.1 冲压的概念、特点及应用····································································5 1.2 冲压的基本工序及模具········································································6 1.3 冲压技术的现状及发展方向··································································8 2 零件的工艺性分析···············································································14 2.1 零件的工艺性分析············································································14 2.2 冲裁件的精度与粗糙度······································································16 2.3 冲裁件的材料·················································································16 2.4 确信工艺方案·················································································17 3 模具类型····························································································17 3.1 操作与定位方式··············································································17 3.2 卸料与出件方式··············································································17 3.3 模具类型及精度··············································································17 4 冲压模具与设计计算··········································································18 4.1 排样设计与计算·············································································18 4.2 初选压力机·····························