湖北工业大学商贸学院毕业设计论文题目三角皮带轮压铸模具设计学院（系）机电工程学院专业班级材料本（一）班学生姓名***指导老师****湖北工业大学商贸学院学士学位论文目录摘要................................................................................................................................................................IAbstract..............................................................................................................................................................II1绪论................................................................................................................................................................11.1压力铸造的原理及其优缺点............................................................................................................11.2压力铸造生产工艺过程....................................................................................................................11.3压铸合金............................................................................................................................................11.4压铸机................................................................................................................................................31.5压铸模................................................................................................................................................31.6压铸模的设计....................................................................................................................................41.7本次设计的纲领................................................................................................................................52三角皮带轮压铸模设计前的工艺准备........................................................................................................62.1铸件毛坯的测绘................................................................................................................................62.2对零件图进行工艺性分析................................................................................................................62.2.1压铸合金的选用....................................................................................................................62.2.2压铸件结构上的要求............................................................................................................72.2.3压铸件结构工艺性的分析....................................................................................................92.3对模具结构的初步分析....................................................................................................................92.3.1选择分型面和确定型腔数量..............................................................................................102.3.2选择内浇口位置..................................................................................................................102.3.3抽芯方案的确定..................................................................................................................102.3.4确定推出机构的位置，确定合理的推出方案...................................................................102.4浇注系统的设计..............................................................................................................................102.4.1内浇口截面积的计算..........
