畢業(yè)論文-上銷(xiāo)回轉(zhuǎn)架的冷沖壓模具設(shè)計(jì)

1、學(xué)士學(xué)位論文目錄第一張緒論.........................................................11.1沖壓模具的現(xiàn)狀與發(fā)展趨勢(shì)....................................11.1.1我國(guó)模具技術(shù)的現(xiàn)狀.....................................11.1.2未來(lái)沖壓模具制造技術(shù)發(fā)展趨勢(shì)..........................

2、.21.2課題研究的理論依據(jù)..........................................31.3課題的國(guó)內(nèi)外研究狀況........................................41.4課題研究的主要內(nèi)容..........................................5第二章沖壓成型工藝分析和工藝方案的確定............................62.1沖壓的

3、基本工序分類(lèi)及模具類(lèi)型的選擇..........................62.2沖模設(shè)計(jì)與制造的程序........................................62.3沖壓工藝編制與沖模設(shè)計(jì)的步驟和內(nèi)容..........................72.3.1沖壓工藝編制...........................................72.3.2沖模設(shè)計(jì)..............

4、.................................82.3.3沖模制造工藝的選擇....................................112.4設(shè)計(jì)任務(wù)...................................................112.5工件的工藝分析.............................................122.6工藝方案的確定.......

5、......................................132.7模具結(jié)構(gòu)方案的確定.........................................152.8小結(jié).......................................................16第三章模具工藝計(jì)算及模具結(jié)構(gòu)設(shè)計(jì).................................163.1排樣設(shè)計(jì)與計(jì)算..

6、...........................................163.2沖裁力計(jì)算.................................................173.3壓力機(jī)選擇.................................................183.3.1沖壓設(shè)備的選擇原則....................................183.3.2

7、選擇壓力機(jī)及壓力機(jī)參數(shù)................................183.4確定模具壓力中心...........................................193.5凸、凹模刃口尺寸計(jì)算.......................................203.5.1刃口尺寸計(jì)算的一般原則................................203.5.2刃口尺寸計(jì)算方法..

8、....................................203.5.3落料沖孔模刃口尺寸的計(jì)算.............................203.6沖模結(jié)構(gòu)設(shè)計(jì)...............................................233.6.1落料裝配圖............................................233.6.2彎曲成型裝配圖........

9、................................243.6.3沖四孔裝配圖..........................................25學(xué)士學(xué)位論文0摘要本設(shè)計(jì)為上銷(xiāo)回轉(zhuǎn)架的冷沖壓模具設(shè)計(jì)，根據(jù)設(shè)計(jì)零件的尺寸、材料、批量生產(chǎn)等要求，首先分析零件的工藝性，確定沖裁工藝方案及模具結(jié)構(gòu)方案，然后通過(guò)工藝設(shè)計(jì)計(jì)算，確定排樣和裁板，計(jì)算沖壓力和壓力中心，初選壓力機(jī)，計(jì)算凸、凹模刃口尺寸和公差，最后設(shè)計(jì)選用

10、零、部件，對(duì)壓力機(jī)進(jìn)行校核，繪制模具總裝草圖，以及對(duì)模具主要零件的加工工藝規(guī)程進(jìn)行編制。其中在結(jié)構(gòu)設(shè)計(jì)中，主要對(duì)凸模、凹模、凸凹模、定位零件、卸料與出件裝置、模架、沖壓設(shè)備、緊固件等進(jìn)行了設(shè)計(jì)，對(duì)于部分零部件選用的是標(biāo)準(zhǔn)件，就沒(méi)深入設(shè)計(jì)，并且在結(jié)構(gòu)設(shè)計(jì)的同時(shí)，對(duì)部分零部件進(jìn)行了加工工藝分析，最終才完成這篇畢業(yè)設(shè)計(jì)。關(guān)鍵詞：模具；沖裁件；凸模；凹模；凸凹模；AbstractThedesignfaplateofcoldstampingdie

11、designaccdingtothesizeofthedesigncomponentsmaterialsmassproductionetc.thefirstpartoftheprocessofanalysistodeterminetheblankingprocessplanningdiestructureoftheprogramthenthroughtheprocessdesigncalculationsdeterminethenest

12、ingcuttingboardcalculatethepressurepressurewashedcentersprimarypressescomputingconvexconcaveDieCuttingEdgedimensionstolerancesthefinaldesignionofpartscomponentstopressfcheckingdrawingdieassemblydrawingsaswellasMoldproces

13、singtechnologyofthemainpartstothepreparationprocedures.Inwhichthestructuraldesignprimarilytothepunchdiepunchdiepositioningpartsunloadingoutofpiecesofequipmentmoldpressingequipmentfastenersetc.hasbeendesignedftheionofsome