【正文】 ..............................................................................................................................1 .................................................................................................................1 ...................................................................................................1 ...................................................................................................1第二章 四通管的注塑模設計要求及成型工藝分析 ..........................................................3 產(chǎn)品基本要求 ..........................................................................................................................................3 塑件結構和形狀設計 ............................................................................................................................3 塑件材料選擇 ..........................................................................................................................................4 ABS 的性能分析 .....................................................................................................................................4 的注射成型過程及工藝參數(shù) ....................................................................................................5第三章 擬定模具的結構形式和初選注射機 ...........................................................................6 分型面位置的確定 ................................................................................................................................6 型腔數(shù)量和排位方式的確定 .............................................................................................................6 注射機型號的確定 ..............................................................................................................................7 注射機的相關參數(shù)的校核 ..................................................................................................................8 腔數(shù)量的校核 .........................................................................................................................................9第四章 澆注系統(tǒng)的設計 .....................................................................................................................10 主流道的設計 ........................................................................................................................................10 分流道的設計 .......................................................................................................................................11 澆口的設計 .............................................................................................................................................12 凝料體積 .................................................................................................................................................13 校核剪切速率 ........................................................................................................................................13第五章 模具成型零部件結構設計和計算 ..............................................................................15 成型零件的結構設計 .........................................................................................................................15 成型零件的鋼材選用 .........................................................................................................................16 成型零件工作尺寸的計算 ...............................................................................................................16 成型零件尺寸及動模墊板厚度的計算 .......................................................................................17第六章 脫模推出機構的設計 ..........................................................................................................19湖南涉外經(jīng)濟學院本科生畢業(yè)論文（設計）IV 推出方式的確定 ...................................................................................................................................19 脫模力的計算 ........................................................................................................................................20 推桿接觸應力的校核 .........................................................................................................................21第七章 側向分型與側抽芯機構的設計 ....................................................................................22 側向分型與抽芯機構類型的確定 .................................................................................................22 斜導柱抽芯機構的設計 ....................................................................................................................22 斜導柱與滑塊斜孔的配合 ...............................................................................................................24 滑塊的設計 .............................................................................................................................................24 滑塊的定位裝置 ...................................................................................................................................24第八章 排氣系統(tǒng)的設計 .....................................................................................................................25 排氣系統(tǒng)的重要性 .............................................................................................................................25 排氣系統(tǒng)的設計 ...................................................................................................................................25第九章 溫度調節(jié)系統(tǒng)的設計 ..........................................................................................................27第十章 模架的選擇.................................................................................................................................29 各模板尺寸的確定 ............................................................................................................................29 模架各尺寸的校核 ...........................................................................................................................29第十一章 模具工作過程 .....................................................................................................................31第十二章 模具計算機輔助設計.................................