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冲孔落料拉深复合模具设计含全套说明书和CAD图纸DOC

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序 号:20245015本 科 毕 业 设 计 题目: 冲孔落料拉深复合模 学 院:工 学 院姓 名:黄学亮 学 号:20245015专 业:机械设计制造及其自动化年 级:机 制 051 指导老师: 吴彦红二 OO 九 年 五 月目录前言·1.设计课题·········································11.1 设计任务书···································22.工艺方案分析及确定····························32.1 件的工艺分析··································32.2 工艺方案的确定·······························42.3 冲压件坯料尺寸的确定························42. 4 拉深次数的确定·····························42.5 排样的确定·····································5··································73.1 冲裁的方式与冲压力的计算···················73.1.1、冲裁方式与冲压力的计算························7·······································73.1.3、卸料力、推料力和顶件力的计算··················83.1.4、 压力中心的计算·······························93.2 计算各主要零件的尺寸·······················93.2.1、计算落料凸、凹模的工作部分的尺寸·············103.2.2、计算拉深凸、凹模的刃口尺寸的确定·············113.2.4、凸凹模选材,热处理及加工工艺过程·············113.2.5、条料宽度的设计·······························123.2.6、导料板的导料尺寸为···························143.2.7、推杆的选材,热处理工艺方案···················153.2.8、工艺方案如下·································153.2.9、模柄的确定·················...

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冲孔落料拉深复合模具设计含全套说明书和CAD图纸DOC

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