2920 計算機按鍵注塑模設(shè)計

2920 計算機按鍵注塑模設(shè)計,計算機,按鍵,注塑,設(shè)計 畢業(yè)設(shè)計說明書/論文目錄緒 論 ...............................................................................................................................1第 1章 模塑工藝規(guī)程的編制 .......................................................................................31.1 塑件的工藝性分析 ............................................................................................31.2 計算塑件的體積和質(zhì)量 ....................................................................................41.3 塑件注塑工藝參數(shù)的確定 ................................................................................41.4 注塑機的選用 .....................................................................................................5第 2章 注塑模的結(jié)構(gòu)設(shè)計 ...........................................................................................62.1 分型面的設(shè)計 ....................................................................................................62.2 模腔數(shù)量的確定 ................................................................................................72.3 確定型腔的排列方式 ........................................................................................72.4 澆注系統(tǒng)設(shè)計 ....................................................................................................82.5 成型零件結(jié)構(gòu)設(shè)計 ............................................................................................9第 3章 模具設(shè)計的有關(guān)計算 .....................................................................................113.1 型芯和型腔的工作尺寸計算 ..........................................................................113.2 型腔側(cè)壁厚度計算 ..........................................................................................13第 4章 模具加熱與冷卻系統(tǒng)的計算 .........................................................................14第 5章 導(dǎo)向與定位機構(gòu)計算 .....................................................................................155.1 導(dǎo)柱設(shè)計 ..........................................................................................................155.2 導(dǎo)套的設(shè)計 ......................................................................................................15第 6章 脫模機構(gòu)設(shè)計 .................................................................................................166.1 脫模力計算 ......................................................................................................166.2 推件板厚度計算 ...............................................................................................16畢業(yè)設(shè)計說明書/論文目錄第 7章 模具閉合高度的確定 .....................................................................................17第 8注 注塑機有關(guān)參數(shù)的校核與模架選取 .............................................................188.1 注塑機校核 ......................................................................................................198.2 模架的選取 ......................................................................................................19第 9章 模具的安裝與試模 .........................................................................................199.1 模具安裝 ..........................................................................................................199.2 本模具的工作原理 ...........................................................................................199.3 試模 ...................................................................................................................19第 10章 注塑模主要零件加工工藝規(guī)程的編制 .......................................................22小 結(jié) .............................................................................................................................23致 謝 .............................................................................................................................24參考文獻 .........................................................................................................................25