扬声器内磁盖模具设计论文要点.doc

常州工学院 毕 业 设 计 说 明 书 题 目： 扬声器内磁盖模具设计 课 题： 冲压工艺及模具设计 院 （部）： 延陵学院 专 业： 班 级： 学生姓名： 学 号： 指导教师： 完成日期： 2008年6月10日 目 录 绪论···································································3 2.1 零件的工艺性分析·····················································3 2.2 确定工艺方案的确定····················································3 3.1 冲裁的间隙·················································· 4 3.2凸模凹模刃口尺寸的确定··········································5 3.3冲裁排样设计······················································ 8 3.4冲裁力 11 4.1 模具类型的选择···················································12 4.2 定位方式的选择·····················································12 4.3卸料，出件方式的选择 12 4.4 主要零部件的设计··················································12 4.5 模具模具总装图···············································13 4.6冲压设备的选定 15 4.7冲压设备的校核·······················································15 5.1 有凸缘圆筒型件的拉深················································16 5.2 形成次数的确定······················································17 5.3工作部分尺寸的计算···················································18 5.4 拉深模具的总体设计··················································18 5.5主要零件的设计·······················································19 5.6 冲压设备的选定···················································19 5.7 冲压设备的校核···················································19 5.8模具的装配···················································19 6 参考资料·····························································20 扬声器内磁盖模具设计 第一章 绪论 随着我国汽车、摩托车、家电等工业的迅速发展，工业产品的外形在满足性能要求的同时，变得越来越复杂，而这些产品的制造离不开模具，这就要求模具制造行业以最快的速度、最低的成本、最高的质量生产出模具。为了达到上述要求，模具企业只有运用先进的管理手段和 CAD/CAM 集成制造技术，才能在激烈的市场竞争中立于不败之地。 模具可以分为多种,如注塑模、冲压模等，随着制造工艺和塑料性价比的提高，冷冲模具在模具行业中占的比重越来越大，，本研究讨论的是一个喇叭磁盖模具设计的冷冲模具设计，在这过程中充分展示了计算机辅助建模和制造为模具的集成制造