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目錄
一 塑件的工藝性分析-------------------------------------------------------------------------1
二 塑件體積-------------------------------------------------------------------------------------1
三 模具設(shè)計相關(guān)計算-------------------------------------------------------------------------1
3.1成型零件工作尺寸的計算---------------------------------------------------------------1
3.2成型腔壁厚的計算------------------------------------------------------------------------2
四 模具結(jié)構(gòu)的設(shè)計---------------------------------------------------------------------------4
4.1澆注系統(tǒng)設(shè)計------------------------------------------------------------------------------4
4.1.1澆口套的選用----------------------------------------------------------------------------4
4.1.2冷料井的設(shè)計---------------------------------------------------------------------------4
4.1.3 分流道的設(shè)計---------------------------------------------------------------------------4
4.1.4 澆口設(shè)計---------------------------------------------------------------------------------6
4.1.5 澆口位置的選擇------------------------------------------------------------------------7
4.2 模具結(jié)構(gòu)草案-----------------------------------------------------------------------------8
4.3 塑件脫模機構(gòu)設(shè)計-----------------------------------------------------------------------9
4.4側(cè)向分型與抽芯機構(gòu)設(shè)計---------------------------------------------------------------9
4.5 抽芯力和抽芯距的計算------------------------------------------------------------------9
4.5.1.抽芯力的計算----------------------------------------------------------------------------9
4.5.2.抽芯距的計算----------------------------------------------------------------------------9
4.5.3 斜導(dǎo)柱的尺寸與安裝形式-----------------------------------------------------------10
4.6  滑塊形式與導(dǎo)滑槽的形式------------------------------------------------------------11
4．7 斜導(dǎo)柱側(cè)向分型最小開模行程的校核；-----------------------------------------11
4.8模具溫度調(diào)節(jié)系統(tǒng)-----------------------------------------------------------------------12
五、選擇注射機-------------------------------------------------------------------------------13
5.1理論注塑量---------------------------------------------------------------------------------13
5.2實際注塑量---------------------------------------------------------------------------------13
六、注塑機參數(shù)的校核-----------------------------------------------------------------------14
6.1最大注塑量的校核------------------------------------------------------------------------14
6.2注塑壓力的校核---------------------------------------------------------------------------15
6.3鎖模力的校核------------------------------------------------------------------------------15
6.4 模具與注塑機安裝部分相關(guān)尺寸校核-----------------------------------------------15
6.5開模行程與頂裝置的校核---------------------------------------------------------------15
七 小結(jié)------------------------------------------------------------------------------------------17
八 謝辭------------------------------------------------------------------------------------------18
九 參考文獻------------------------------------------------------------------------------------19