线轮注射模具论设计[1]

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线轮注射模具论设计，包括磨具装配图，及其部件零件图[1]题目·······························································Ⅰ
摘要及其关键词·····················································Ⅰ
1 前言·····························································1
1.1 塑料成型模具发展趋势···········································1
1.1.1 加深理论研究·················································1
1.1.2 高效率、自动化···············································1
1.1.3 大型、超小型及高精度·········································1
1.1.4 革命模具制造工艺·············································2
1.1.5 标准化······················································2
1.1.6 开发计算机辅助设计与辅助制造（CAD/CAM）1.2 软件简介·········2
1.2 软件简介······················································2
2 注射模设计的程序·················································3
2.1 接受任务书·····················································3
2.2 收集、分析和消化原始资料·······································3
2.3 选择注射机·····················································3
2.4 确定模具结构···················································3
2.5 确定总体尺寸与绘制结构草图·····································4
2.6 绘制模具装配图·················································4
2.7 绘制模具零件图·················································4
2.8 审核模具图·····················································5
3 设计依据························································5
3.1 毕业设计任务书·················································5
3.2 塑件材料分析···················································5
3.2.1 PVC性能分析··················································6
3.2.2 PVC的注射成型工艺过程········································6
3.2.3 PVC主要技术指标··············································6
3.2.4 PVC成型塑件的主要缺陷及消除措施······························7
3.3 注射成型过程及模具设计机理····································· 7
3.3.1 塑料注射成型过程·············································7
3.3.2 塑料注射成型注射成形的工艺条件·······························8
3.3.3 体方案设计·················································· 10
4 总体方案设计··················································· 11
4.1 塑件工艺分析·················································· 11
4.2 拟定模具结构形式·············································· 11
4.2.1 分型面位置的确定··········································· 11

4.2.2 注射模具确定·················································12
4.2.3 确定型腔数量及排列方式·······································13
4.2.4 模具结构形式的确定···········································13
5 设计计算·························································13
5.1 模架选用与合模导向机构的设计···································13
5.2 注射机型号的确定···············································13
5.2.1 塑料注射机的类型和结构组成：·································13
5.2.2 塑料注射机的技术参数·········································