水管三通管注塑模具設(shè)計(jì)說明書.doc

本科畢業(yè)設(shè)計(jì)（論文）三通管注塑模具設(shè)計(jì)年級(jí):2003級(jí)學(xué)號(hào):姓名:專業(yè):機(jī)械電子指導(dǎo)老師:2007年6月2摘要在目前激烈的市場(chǎng)競(jìng)爭(zhēng)中，產(chǎn)品投入市場(chǎng)的遲早往往是成敗的關(guān)鍵。模具是高質(zhì)量、高效率的產(chǎn)品生產(chǎn)工具，模具開發(fā)周期占整個(gè)產(chǎn)品開發(fā)周期的主要部分。因此，如何在保證質(zhì)量、控制成本的前提下縮短模具開發(fā)周期是值得認(rèn)真考慮的問題。模具開發(fā)周期包括模具設(shè)計(jì)、制造、裝配與試模等階段。所階段出現(xiàn)的問題都會(huì)對(duì)整個(gè)開發(fā)周期都有直接的影響，但有些因素的作用是根本的、全局性的。人的因素及設(shè)計(jì)質(zhì)量就是這樣的因素。縮短設(shè)計(jì)周期并提高設(shè)計(jì)質(zhì)量是縮短整個(gè)模具開發(fā)周期的關(guān)鍵之一。模塊化設(shè)計(jì)就是利用產(chǎn)品零部件在結(jié)構(gòu)及功能上的相似性，而實(shí)現(xiàn)產(chǎn)品的標(biāo)準(zhǔn)化與組合化。大量實(shí)踐表明，模塊化設(shè)計(jì)能有效減少產(chǎn)品設(shè)計(jì)時(shí)間并提高設(shè)計(jì)質(zhì)量。因此本文探索在模具設(shè)計(jì)中運(yùn)用模塊化設(shè)計(jì)方法。某些模具零件（如凸凹模）的形狀和尺寸由產(chǎn)品決定因而無法在模塊設(shè)計(jì)時(shí)預(yù)見到，所以只能按常見形狀設(shè)計(jì)模塊（如圓形或矩形的沖頭）,適用面窄；某些模具零件（如沖壓模的工件定位零件）雖然互相配合執(zhí)行某一功能，但它們的空間布置難尋規(guī)律與共性，因此即使按功能劃分也不能產(chǎn)生模塊。本文介紹了注射模具的特點(diǎn)及發(fā)展趨勢(shì)，敘述了三通管注射模具設(shè)計(jì)與計(jì)算的詳細(xì)過程，介紹了該塑件成型工藝、注射模具的結(jié)構(gòu)特點(diǎn)與工作過程,闡述了在有斜滑塊抽芯的注射模設(shè)計(jì)中應(yīng)注意的事項(xiàng)關(guān)鍵詞：三通管注射模；斜滑塊；側(cè)抽芯3AbstractLaunchinganewproductintimeisthekeytosuccessinthecurrentfiercemarketcompetition.Moldasthetoolwhichisusedtoensurethehigh-qualityandhigh-efficiencyproduction,itsdevelopmentcircletakesupthemainpartoftheentiredevelopmentcircleoftheproduct.Thus,itisnecessarytoconsiderhowtoshortentheentiredevelopmentcircleofmodelonthepremisethatthequalitycanbeensuredandthecostcanbecut.Thedevelopmentofmodelincludesdesigning,producing,assemblingandexaminingstepsetc.theproblemswhichappearineverystepcaninfluencethewholedevelopingprocessdirectly.Therearemanyfactorsinfluencethedevelopmentprocess,someoftheminfluenceitradically,entirely,suchasthedesignerandthequalityofdesign.Shorteningtheperiodandenhancingthequalityofdesignarethekeystoshortentoentiredevelopmentcircleofmodel.Modulardesignreferstoutilizethesimilarityinconstructionandfunctionbetweenthecomponentstoachievethestandardizationandassibilationofproducts.Practicesshowthatmodulardesignisaneffectivewaytoreducethetimeandenhancethequalityofproducts.Thispapermainlyexploresthemethodofapplyingthemodulardesigninmodeldesign.Shapeandsizeofsomemodelspares,suchasconvexandcavemoldaredecidedbycertainproduct,astheresult,theycannotbeforesawinthemodelpiecedesign,peopleonlycandesignthemodelaccordingtothecommonshapessuchasthebluntheadofcircularorrectangle.Meanwhile,althoughsomemodelsparessuchasbluntpressthefixedpositionsparecanworkincoordinationtocarryoutcertainfunction,itishardtofindtheregulationandsimilarityintheirspacesarrangement,soitalsocannotproduceamodelpieceevenaccordingtotheirfunction.Thecharacteristicsanddevelopmentsofinjectionmouldwillbeintroducedinthispaper.Thedesigningandcalculatingofinjectionmouldofmicrophonewillbestatedindetail.Theformingprocessoftheproductandthestructurecharacteristicsaswellasworkingprocessoftheinjectionmouldwillbeintroduced.Theattentionshouldbepaidinthedesignoftheinjectionmouldforthepartwithliftersalsowillbestated.Keywords:microphone,injectionmould；lifter；corepulling4目錄一塑件工藝性分析-7二計(jì)算塑件的體和質(zhì)