I井冈山大学压铸模课程设计说明书目录摘要...................................................................................................... Ⅲ1 前言1.1 选题背景和意义…………………………………………………………………………..11.2压铸相关文献综述………………………………………………………………………..12 零件设计......................................................52.1零件分析………………………………………………………………………………………….…..52.2初步确定设计方案……………………………………………………………………....53 压铸件工艺分析................................................63.1 压铸合金工艺分析......................................................63.2压铸件工艺分析........................................................63.3分型面的选择..........................................................64 排溢系统与浇注系统设计........................................84.1浇注系统的设计........................................................84.2排溢系计统的设.......................................................105压铸模结构设计..............................................125.1 压铸机的选择.......................................................125.1.1确定模具分型面上铸件的总投影面积.................................125.1.2确定压射比压.....................................................135.2型腔和型芯尺寸的设计..............................................145.3镶块、型芯、模板的设计.............................................145.3.1镶块的设计.......................................................145.3.2型芯的设计.......................................................155.3.3动、定模板的设计.................................................165.4滑块的设计.........................................................185.5斜销的设计.........................................................19II井冈山大学压铸模课程设计说明书5.6压板设计.............................................................205.7垫块的设计............................................................
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