目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc420590212"摘要：PAGEREF_Toc420590212\h1HYPERLINK\l"_Toc420590213"前言PAGEREF_Toc420590213\h2HYPERLINK\l"_Toc420590214"1塑件结构及其工艺性分析PAGEREF_Toc420590214\h3HYPERLINK\l"_Toc420590215"1.1塑件结构分析PAGEREF_Toc420590215\h3HYPERLINK\l"_Toc420590216"1.2PMMA工程塑料的性能分析PAGEREF_Toc420590216\h3HYPERLINK\l"_Toc420590217"1.3PMMA注塑成型过程及其工艺参数PAGEREF_Toc420590217\h3HYPERLINK\l"_Toc420590218"1.3.1注射成型的过程控制PAGEREF_Toc420590218\h3HYPERLINK\l"_Toc420590219"1.3.2注塑工艺参数的确定PAGEREF_Toc420590219\h4HYPERLINK\l"_Toc420590220"2初选注射机并拟定模具的结构形式PAGEREF_Toc420590220\h4HYPERLINK\l"_Toc420590221"2.1分型面位置的确定方案PAGEREF_Toc420590221\h4HYPERLINK\l"_Toc420590222"2.2型腔数量和位置排放方式的确定PAGEREF_Toc420590222\h4HYPERLINK\l"_Toc420590223"2.3注射机型号的选择PAGEREF_Toc420590223\h5HYPERLINK\l"_Toc420590224"2.3.1计算注射量PAGEREF_Toc420590224\h5HYPERLINK\l"_Toc420590225"2.3.2初步估算浇注系统的凝料体积。PAGEREF_Toc420590225\h6HYPERLINK\l"_Toc420590226"2.3.3注塑机的选择。PAGEREF_Toc420590226\h6HYPERLINK\l"_Toc420590227"2.3.4对注射机的相关参数进行校验。PAGEREF_Toc420590227\h7HYPERLINK\l"_Toc420590228"3.对浇注系统进行设计PAGEREF_Toc420590228\h8HYPERLINK\l"_Toc420590229"3.1对主流道进行设计PAGEREF_Toc420590229\h8HYPERLINK\l"_Toc420590230"3.1.1主流道的尺寸设计PAGEREF_Toc420590230\h9HYPERLINK\l"_Toc420590231"3.1.3确定主流道的当量半径。PAGEREF_Toc420590231\h9HYPERLINK\l"_Toc420590232"3.1.4确定主流道的浇口套的形式。PAGEREF_Toc420590232\h9HYPERLINK\l"_Toc420590233"3.2对分流道进行设计PAGEREF_Toc420590233\h10HYPERLINK\l"_Toc420590234"3.2.1确定分流道的布置形式。PAGEREF_Toc420590234\h10HYPERLINK\l"_Toc420590235"3.2.3计算分流道的当量直径。PAGEREF_Toc420590235\h11HYPERLINK\l"_Toc420590236"3.2.4确定分流道的截面形状及尺寸计算。PAGEREF_Toc420590236\h11HYPERLINK\l"_Toc420590237"3.2.5计算凝料的体积。PAGEREF_Toc420590237\h12HYPERLINK\l"_Toc420590238"3.2.6校验剪切速率PAGEREF_Toc420590238\h13HYPERLINK\l"_Toc420590239"3.2.6确定分流道表面粗糙度和脱模斜度。PAGEREF_Toc4205902