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支承座模具设计稿塑料模具课程设计稿.doc

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塑料模具课程设计说明书设计题目：支承座模具设计学院：专业：班级：学号：设计人：指导教师：完成日期： 2013 年 12 月 21 日目录塑件成型工艺性分析···········································································1 1.1 塑件成型工艺分析·················································································1 1.2 ABS通用塑料的性能分析···································································1 1.3 ABS的注射成型过程及工艺参数·····················································2 第二章拟定模具的结构形式和初选注射机 ·············································3 2.1 分型面位置的确定·················································································3 2.2 型腔数量和排位方式的确定······························································4 2.3 注射机型号的确定 ················································································4 2.4 注射机相关参数的校核 ·····································································6 第三章浇注系统的设计 ··················································································7 3.1 主浇道的设计··························································································7 3.2 分流道的设计··························································································8 3.3 浇口的设计·····························································································10 3.4 校核主流道的剪切速率·····································································11 3.5 冷料穴的设计及计算·········································································11 第四章成型零件的结构设计及计算···························································11 4.1 成型零件的结构设计············································································11 4.2 成型零件钢材的选用···········································································12 4.3 成型零件工作尺寸的计算··