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1、_归纳总结汇总_ - - - - - - - - - 摘 要注射成形是把塑料原料放入料筒中经过加热熔化,使之成为高黏度的流体,用柱塞或 螺杆作为加压工具, 使熔体通过喷嘴以较高压力注入模具的型腔中,经过冷却、 凝固阶段,而后从模具中脱出,成为塑料制品；本次的毕业设计是角通分线盒的注塑模的设计,分接线盒具有重量轻、耐腐蚀老化、使用寿命长,制作便利、价格低廉等特点,在现代房屋接线的常用塑件；依据产品的数量和塑料的工艺性能确定塑件采纳注射成形法生产；该产品设计为大批 量生产,故设计的模具要有较高的注塑效率,浇注系统要能够自动脱模；模具的型腔采纳 一模两腔平稳布置,浇注系统采纳侧浇口成形,推出形式为四
2、推杆推出机构完成塑件的推 出；由于塑件的工艺性能要求注塑模中有冷却系统,因此在模具设计中也进行了设计；本 次的设计中不仅参考了大量纸质文献,而且在互联网上查阅资料,设计过程比较完整；关键词 : 注射模具；斜导柱；角通分线盒；HPVCI _精品资料_ - - - - - - -第 1 页,共 33 页_归纳总结汇总_ - - - - - - - - - ABSTRACT The injection molding is after heating and melting the plastic material into the barrel, so that a highviscosity f
3、luid as a pressing tool, with a plunger or screw so that the melt through the nozzle tothe high pressure injected into the mold cavity, after cooling solidification stage, and then removedfrom the mold, and plastic products. The graduation design is a the corner common denominator box injection mold
4、 design, sub-junction boxes with light weight, corrosion resistance aging, long service life, which makes it easy to produce, inexpensive features plastic parts used in modern housing wiring. Determined based on the number of products and process performance plastics production of plastic parts usin
5、g injection molding method. The product is designed for mass production, so the design of the mold have a high injection efficiency, gating system to be able to automatic ejection. The mold cavity using a two cavity mold balanced layout, the pouring side gate forming, launched the form launched four
6、 putt institutions to complete the introduction of the plastic parts. Craft performance requirements of the plastic parts injection mold cooling system in the mold design design. The design, not only with reference to a large number of paper documents, and access to information on the Internet, the
7、design process is relatively complete. Keyword: Injection mold；Bevel Pillar ；corner common；denominator box II _精品资料_ - - - - - - -第 2 页,共 33 页_归纳总结汇总_ - - - - - - - - - 目 录摘 要 . IABSTRACT . II第 1 章 绪 论 . 1塑料模具进展概况 . 11.2 我国模具今后设计方向 . 1第 2章 角通分线盒塑件的工艺分析. . 3塑件成形工艺分析 . 3塑件成形工艺参数确定 . 4硬聚氯乙烯成形的注射成型工艺参数 . 4 第 3章 模架挑选与模具基本结构设计 . . 6挑选模架 . . 6模架结构 . 6 模架周界尺寸挑选 . 6 塑料注射模具技术要求. 7 型腔布置及分型面设计. 73.2.1 型腔布置 . 7 分型面设计 . 8 排气槽设计 . 9 浇注系统设计. 9主流道设计 . 9 浇口设计： .11 脱模机构设计 . 12导向机构的设计 . 12斜导柱结构 . 13斜导柱的设计 . 13 3.7 斜滑块的设计 . 19第 4章 模具结构尺寸的设计运算. . 20型腔尺寸运算 .
