本科畢業(yè)設(shè)計(jì)(論文)題目：汽車配件牛桿調(diào)整臂的沖壓模具設(shè)計(jì)系別：機(jī)電信息系專業(yè)：機(jī)械設(shè)計(jì)制造及其自動(dòng)化班級(jí)：學(xué)生：學(xué)號(hào)：指導(dǎo)教師：2013年5月汽車配件牛桿調(diào)整臂沖壓模具設(shè)計(jì)摘要本文分析了支撐板的結(jié)構(gòu)、尺寸、精度和原材料性能，并具體指出了該產(chǎn)品的成型難點(diǎn)；擬定了沖孔落料復(fù)合模和成型模沖壓工藝方案；詳細(xì)闡述了排樣設(shè)計(jì)方法和過程，確定了該產(chǎn)品需要沖孔、落料、成型的二維和排樣圖；完成了所有必要的工藝計(jì)算，包括模具刃口尺寸、各工位沖壓力、總的沖壓工藝力、壓力中心等；概述了模具概要設(shè)計(jì)方法，系統(tǒng)的闡述了模具主要零件的結(jié)構(gòu)、尺寸設(shè)計(jì)及標(biāo)準(zhǔn)的選用。同時(shí)闡述了模具的工作過程、各成形動(dòng)作的協(xié)調(diào)性并對(duì)設(shè)備選擇和核算進(jìn)行了較為細(xì)致的敘述。關(guān)鍵詞：成型制件；模沖孔落料復(fù)合模；成型模；工藝分析；模具設(shè)計(jì)CattleIevertoAdjusttheArmMoldDesignAbstractThispaperanalyzesthetechnicalcharacteristicsofthespringhooksuchasconfigurationdimensionprecisionandthecapabilityoftherawmaterials.Thereareincludingthedifficultiesofthisproductioninthemolding,studyingoutthetechnicsoftheprogressivedie,makingsurethelayoutprojectandthediegeneralstructure.Theprogressivediecouldcompletethirteenprocessesthatincludepunching,blanking,bendingandsoon.Ithasfinishedallneededtechnicalcount,includingtheknife-edgeofthemold,theforceofenchprocess,punchtechnicalforceoftheallprocessandthestresscenterofthemold.Itsummarizesthemethodofdesigningthismold.Itintroducesthedesignandmanufactureofthepunch,thedie,thestrippingdevice,thepushingdevice,andtheblankingholdersindetails.Anditalsoexpatiatestheworkingprocessofthedie,thecoordinationabouteachmotionoffigurations.Besidesithasasectionaboutequipmentchoosingandproofreading.KeyWords:bendproduct；progressive-die；technicalanalysisdiedesign目錄1緒論.71.1沖壓制品設(shè)計(jì)概論.71.1.1模具的概念及其在工業(yè)生產(chǎn)中的作用.71.1.2沖壓加工工藝及其應(yīng)用.71.1.3沖壓所用材料及其性能.71.1.4沖模的組成.71.1.5沖模的工作部分零件必須具備的性能.81.1.6沖模的成形特點(diǎn).81.2沖壓模具加工過程中的問題與質(zhì)量控制.81.2.1冷沖壓模具安裝的問題.81.2.2關(guān)于冷沖壓模具加工過程中工藝改進(jìn)措施.91.3.1模具零件的熱處理.91.3.2沖裁凸模熱處理方法.101.3.3沖裁凹模熱處理方法.112工藝設(shè)計(jì).72.1零件介紹.72.2零件工藝性分析.72.3工藝方案的確定.73排樣設(shè)計(jì).83.1毛坯排樣設(shè)計(jì).83.1.1條料搭邊值的確定.83.1.2條料的寬度.83.1.3步距.93.2材料的利用率.93.2.1排樣方式的確定.93.2.2送料進(jìn)距的確定.104工藝計(jì)算.114.1沖壓工藝力的計(jì)算.114.1.1沖裁力計(jì)算.114.1.2成型力的計(jì)算.124.1.3卸料、頂件力的計(jì)算.124.2壓力中心計(jì)算.135模具總體概要設(shè)計(jì).145.1模具概要設(shè)計(jì).145.2模具零件結(jié)構(gòu)形式確定.145.2.1定位機(jī)構(gòu).155.2.2卸料機(jī)構(gòu).155.2.3導(dǎo)向機(jī)構(gòu).156模具詳細(xì)設(shè)計(jì).166.1工作零件.166.1.1沖裁凸、凹模刃口尺寸計(jì)算.166.1.2成型模工作部分尺寸的確定.176.1.3凸模高度設(shè)計(jì).186.2定位零件.186.2.1擋料零件.196.3出件零件.196.3.1卸料零件.196.3.2頂件零件.206.4導(dǎo)向零件.206.5其他零件.207設(shè)備選擇.22