【正文】 蘇州市職業(yè)大學(xué)機電工程學(xué)院畢業(yè)設(shè)計 I 學(xué)號 X 蘇州市職業(yè)大學(xué) 畢業(yè)設(shè)計 題目 煙灰缸注塑模具設(shè)計 學(xué)生姓名： 專業(yè) 班級 ： 學(xué)院 (部 )： 校內(nèi) 指導(dǎo)教師： 校外 指導(dǎo)教師： 完成 日期： 蘇州市職業(yè)大學(xué)機電工程學(xué)院畢業(yè)設(shè)計 II 摘 要 根據(jù)塑料制品的要求，了解塑件的用途，分析塑件的工藝性、尺寸精度等技術(shù)要求，考量塑件制件尺寸。本模具采用一模兩腔， 側(cè)澆口 進料，注射機采用 海天 160XB型號，設(shè)置冷卻系統(tǒng)， CAD和 UG繪制二維總裝圖和零件圖，選擇模具合理的加工方法。附上說明書，系統(tǒng)地運用簡要的文字，簡明的示意圖和和計算等分析塑件，從而作出合理的模具設(shè)計。 關(guān)鍵詞： 機械設(shè)計 模具設(shè)計 CAD繪制二維圖 UG繪制 3D圖蘇州市職業(yè)大學(xué)機電工程學(xué)院畢業(yè)設(shè)計 III Abstract To understand the use of plastic parts in accordance with the requirements of the plastic products, analysis of the technical requirements of the plastic parts of the process, dimensional accuracy, select the workpiece size of the plastic parts. The mold using a two submarine gate feed injection machine adopts TOSHIBA the EC40Y models, and set a cooling system, CAD and UG drawing twodimensional assembly diagram and parts diagram, reasonable mold processing methods. Attach a manual, use brief text, a concise diagram and calculated analysis of plastic parts, in order to make a reasonable mold design. Keywords: mechanical design。 mold design。 CAD drawing twodimensional map。 UG draw 3D maps, injection machine selection 蘇州市職業(yè)大學(xué)機電工程學(xué)院畢業(yè)設(shè)計 IV 目 錄 摘 要 ........................................................................................................................ II Abstract .....................................................................................................................III 1 緒論 ........................................................................................................................... 1 塑料簡介 ........................................................................................................... 1 注塑成型及注塑模 ............................................................................................. 1 第 2 章 塑件分析 ....................................................................................................... 4 塑件圖 ............................................................................................................... 4 塑件的材料分析 ................................................................................................. 4 塑料材料的基本特性 ............................................................................... 4 塑件材料成型性能 ................................................................................... 5 塑件材料主要用途 ................................................................................... 5 塑件的結(jié)構(gòu)和尺寸精度表面質(zhì)量分析 ................................................................. 5 塑件的結(jié)構(gòu)設(shè)計 ...................................................................................... 5 塑件尺寸及精度 ...................................................................................... 7 塑件表面粗糙度 ...................................................................................... 7 計算塑件的體積、質(zhì)量 ...................................................................................... 7 第 3 章 塑件成型方案設(shè)計 ....................................................................................... 8 分型面選擇 ........................................................................................................ 8 型腔數(shù)的確定 .................................................................................................... 8 型腔布局 ........................................................................................................... 9 澆注系統(tǒng)的類型和位置的選擇 ............................................................................ 9 ........................................................................................... 9 確定澆注系統(tǒng)的原則 ............................................................................. 10 成型零件結(jié)構(gòu)設(shè)計 ........................................................................................... 10 ................................................................................................ 11 ................................................................................................ 11 脫模機構(gòu)的設(shè)計 ............................................................................................... 12 脫模機構(gòu)的選擇 .................................................................................... 12 .................................................................................. 13 導(dǎo)向與定位機構(gòu)設(shè)計 ........................................................................................ 14 排氣及引氣系統(tǒng)的設(shè)計 .................................................................................... 16 ......................................................................................... 16 溫度調(diào)節(jié)對塑件質(zhì)量的影響 ............................................................................. 16 ......................................................................................................... 17 ............................................................................. 17 ........................................................................................... 17 模具成型零件尺寸計算 .................................................................................... 19 凹模寬度尺寸的計算 ............................................................................. 19 凹模長度尺寸的計 算 ............................................................................. 20 蘇州市職業(yè)大學(xué)機電工程學(xué)院畢業(yè)設(shè)計 V 凹模高度尺寸的計算 ............................................................................. 20 凸模寬度尺寸的計算 ............................................................................. 20 凸模長度的計算 .................................................................................... 20 ...................