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目录 摘要 ········································································1 第一章 模具设计概论 ··············································3 第二章 产品工艺性分析············································5 第一节 产品材料分析··············································· 5 第二节 塑件结构和尺寸精度分析 ·· ··································5 第三章 模具结构设计 ·············································7 第一节 总体方案拟订···············································7 第二节 成型零件的设计及计算·······································9 第三节 浇注系统设计···············································13 第四节 模具温度调节系统···········································14 第五节 顶出系统的设计·············································15 第六节 导向机构的设计·············································15 第七节 排气系统的设计·············································16 第八节 侧向抽芯结构··············································16 第九节 脱模机构设计 ··············································16 第四章 成型设备选择·············································16 第一节 估算塑件体积···············································16 第二节 初选注射机·················································17 第三节 注射机的校核···············································17 第五章 模具材料的选择···········································19 设计总结 ··························································20 致谢 ·······································································21 参考文献 ··························································22 摘 要 近几年，随着机械工业的发展，注射模具制造技术在国内外得到了快速发展，注射模具应用的领域越来越广泛。同使人们对注射模具设计的快速性和合理性以及产品的质量要求越来越高。 注射成型是热塑性塑料成型的主要方法之一，可以一次成型形状复杂的精密塑件。本次设计分析了空调抽水盖的塑件工艺特点，详细介绍了空调抽水盖的结构设计和模具设计的过程以及要点。重点介绍了空调抽水盖的塑件结构的设计方法，分析和阐述了注射机的选择，模具型腔数目的确定，模架的选择方法，模具分型面，排气系统，浇注系统等的设计过程。该塑件注射模设计的结构特点是点浇口形式的双分型面注射模。如此设计出的结构可确保模具工作运用可靠。用AutoCAD绘制了一套模具装配图和零件图。 关键词 空调抽水盖;塑料注射模;模具结构;点浇口 Abstract In recent years,with the development of manufacturing industry,an injection mould which was widely applied in many fields was been developed fast.Meanwhile,the higher requirement of the rapidity and rationality of the i
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