【正文】 30 日 目 錄 目 錄摘要 ...........................................................................................................................................ⅠABSTRACT..............................................................................................................................Ⅱ第一章 諸論 .............................................................................................................................1 塑料模具現(xiàn)狀及發(fā)展趨勢(shì) ...........................................................................................1 模具制造技術(shù)現(xiàn)狀及其發(fā)展 .....................................................................................2 塑件的結(jié)構(gòu)設(shè)計(jì) ...........................................................................................................4 功能結(jié)構(gòu)設(shè)計(jì) ............................................................................................................4 工藝結(jié)構(gòu)設(shè)計(jì) ............................................................................................................4 造型結(jié)構(gòu)設(shè)計(jì) ............................................................................................................5第二章 塑件的結(jié)構(gòu)分析與成型工藝設(shè)計(jì) ...............................................................................6 塑件的結(jié)構(gòu)分析 ...........................................................................................................6 塑件的外型分析 .........................................................................................................6 塑件材料(PS)分析 .....................................................................................................6 聚苯乙烯（PS）的性能和成型特點(diǎn) ........................................................................7 確定塑件收縮率 .........................................................................................................9 壁厚的確定 .................................................................................................................9 塑件的脫模斜度 .........................................................................................................9 圓角的設(shè)計(jì) ...............................................................................................................10 側(cè)向活動(dòng)鑲件設(shè)計(jì) ...................................................................................................10 孔的設(shè)計(jì) ...................................................................................................................11 注射模設(shè)計(jì)與成形工藝 .............................................................................................11 注射模簡(jiǎn)介 ...............................................................................................................11 注射模組成 ...............................................................................................................11 注射成形工藝 .............................................................................................................12 注射成形前的準(zhǔn)備 ...................................................................................................12 注射過(guò)程 ...................................................................................................................12 塑料制品的后處理 ...................................................................................................14 塑件的工藝分析 .........................................................................................................14目 錄 注射成型原理 ...........................................................................................................15第三章 塑料注射模具的結(jié)構(gòu)設(shè)計(jì) .........................................................................................17 注射模結(jié)構(gòu)選取 .........................................................................................................17 型腔數(shù)目的確定 .......................................................................................................17 分型面的設(shè)計(jì) ...........................................................................................................18 型腔的配置 ...............................................................................................................19 澆注系統(tǒng)的設(shè)計(jì) .........................................................................................................20 澆注系統(tǒng)的簡(jiǎn)介 .......................................................................................................20 澆注系統(tǒng)的分類(lèi)及組成 ...........................................................................................20 澆注系統(tǒng)設(shè)計(jì)的原則 ...............................................................................................20 主流道的設(shè)計(jì) ...........................................................................................................20 分流道的設(shè)計(jì) ...........................................................................................................22 澆口的設(shè)計(jì) ...............................................................................................................22 彎銷(xiāo)側(cè)向分型與抽芯機(jī)構(gòu) .........................................................................................24 推出機(jī)構(gòu)設(shè)計(jì) .............................................................................................................25 脫模機(jī)構(gòu)的設(shè)計(jì)原則與選用 .....................................................................................25 合模導(dǎo)向機(jī)構(gòu)設(shè)計(jì) .....................................................................................................26 導(dǎo)柱導(dǎo)向機(jī)構(gòu)的設(shè)計(jì) .................................................................................................26 排溢系統(tǒng)的設(shè)計(jì) .........................................................................................................27 成型零件的設(shè)計(jì) .........................................................................................................28 型腔結(jié)構(gòu)設(shè)計(jì) ...........................................................................................................28 凸模與型芯結(jié)構(gòu)設(shè)計(jì) ...............................................................................................29 螺紋型芯和螺紋型環(huán)的結(jié)構(gòu)設(shè)計(jì) ...........................................................................30 成型零部件設(shè)