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1、皖西学院本科毕业论文（设计）第 I 页三通管注塑模具设计三通管注塑模具设计作 者赵 大指导教师李 梅摘要摘要：三通管作为一种连接件在日常生活中应用广泛。本文主要介绍了三通管注塑模具的设计过程。本设计通过对塑件的工艺分析，确定其主要成型工艺参数，设计了三通管注塑模具中的各个系统，如浇注系统、导向与定位机构、侧向分型和抽芯机构、脱模机构、分型面、冷却系统及排气系统等，并对所选用的注塑机参数进行了校核，最后绘制出模具的装配总图，完成本文的编写。该注塑模具为双分型面结构，一模一腔，采用滚轮式滑板侧向抽芯机构，利用推杆将塑件脱出，结构合理，运行可靠。整个设计过程不仅使用了传统的设计方法，还运用了 CAD
2、、PRO/E 等技术，大大提高了设计的效率。本次设计能加强对注塑模具成型原理的理解，同时锻炼了注塑模具设计和制造能力。关键词关键词：三通管 注塑模具 侧抽芯 Three-way Pipe Injection Mold DesignAbstract：The three-way pipe as a connection in daily life is used widely. This paper introduces the process of the three-way pipe injection mold design. Through to the analysis of the t
3、echnology of plastic parts, determine its main molding process parameters, the design of injection mould three-way pipe each of the system, such as gating system, orientation and the position of the institutions, side parting and core-pulling mechanism, ejection mechanism, the parting surface, cooli
4、ng systems and exhaust slot. And checked the selected injection molding machine parameters, finally draw mold assembly drawing, completes the preparation. This injection mold is two joint surfaces structure, dying structure adopted one module one cavity, used the side core-pulling mechanism of a rol
5、ler type slide,using the push rod plastic parts prolapse, it is a reasonable structure, reliable operation. The whole design process not only using traditional design method, still use of the CAD, PRO / E and other technology greatly improving the design efficiency. The design of injection mould can
6、 strengthen the understanding of forming principle, while exercising the injection molding mould design and manufacturing ability.Key words：The three-way pipe injection mold side core-pulling皖西学院本科毕业论文（设计）第 II 页目目 录录第第 1 章章 绪论绪论.11.1塑料成型在塑料工业中的地位.11.2塑料成型模具的重要性.11.3塑料成型技术的发展方向.1第第 2 章章 塑件工艺分析塑件工艺分析.
7、32.1塑件图.32.2塑件原材料分析.32.3塑件形状分析.3第第 3 章章 注塑工艺设计注塑工艺设计.43.1工艺参数的计算.43.1.1塑件的体积和质量的计算.43.1.2注塑机的选择.43.2塑件注塑成型工艺参数.5第第 4 章章 注塑模具总体设计注塑模具总体设计.64.1注射模浇注系统设计.64.1.1主流道的设计.64.1.2分流道的设计.74.1.3冷料穴的设计.84.1.4浇口的设计.84.2分型面的设计.94.3排气系统的设计.94.4成型零部件设计.94.4.1成型零部件的结构设计.104.4.2成型零部件工作尺寸的计算.114.4.3模具型腔侧壁和底板厚度的计算.134.5模架的选择.134.6导向及脱模机构设计.
