60度弯板冲压件课程

1 课程设计 课程名称 冲压工艺及模具设计 题目名称 6 0 度弯板冲压模具设计 专业班级 材控 0 4 班 学 号 3 3 3 1 0 4 0 9 学生姓名 朱靖 指导教师聂信天 夏荣霞 史立新 徐秀英 2 目 录 一 工艺性分析 ····································3 1 .1零件图及零件工艺性分析 ··································3 1 .1 .1零件成形工序图 ··································· 3 1 .1 .2方案选择··········································· 5 1 .2弯曲件的结构工艺性 ······································6 1 .2 .1展开尺寸计算 ······································6 1 .2 .2自由弯曲力· ·······································6 1 .2 .3校正弯曲力 ·····································7 1 .2 .4弯曲模的圆角半径 ···································7 3 1 .2 .5弯曲件回弹值的计算 ·································7 1 .2 .6计算凸模中心角 ································· 7 二 弯曲模工作部分的尺寸计算····································8 2 .1凸凹模的间隙 ············································8 2 .2弯曲模工作部分的尺寸计算 ································9 2 .3凸凹模圆角半径 ········································1 1 2 .4凹模深度的选取 ·········································1 1 2 .5凹模高度及壁厚 ·········································1 1 三 冲压设备的 选取················...