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《畢業(yè)設(shè)計(jì)（論文）某汽車發(fā)動(dòng)機(jī)汽缸蓋機(jī)械加工工藝與工裝設(shè)計(jì)》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫(kù)。
1、畢業(yè)設(shè)計(jì)（論文）某汽車發(fā)動(dòng)機(jī)汽缸蓋機(jī)械加工工藝與工裝設(shè)計(jì)某汽車發(fā)動(dòng)機(jī)汽缸蓋機(jī)械加工工藝與工裝設(shè)計(jì)某汽車發(fā)動(dòng)機(jī)汽缸蓋機(jī)械加工工藝與工裝設(shè)計(jì)摘要機(jī)械的制造工藝過(guò)程通常可分為熱加工工藝過(guò)程包括鑄造塑性加工焊接熱處理表面改性等及冷加工工藝過(guò)程它們都是改變生產(chǎn)對(duì)象的形狀尺寸相對(duì)位置和性質(zhì)等使之成為產(chǎn)品或半產(chǎn)品的過(guò)程伴隨著機(jī)械制造工藝的發(fā)展機(jī)床夾具正向著標(biāo)準(zhǔn)化精密化高效化和柔性化等方向發(fā)展夾具的主要功能就是完成工件的裝夾工作工件裝夾情況的好壞將直接影響工件的加工質(zhì)量本次設(shè)計(jì)結(jié)合近年來(lái)國(guó)內(nèi)外內(nèi)燃機(jī)行業(yè)加工的發(fā)展的
2、新趨勢(shì)以CS492Q汽缸蓋為參考對(duì)象對(duì)它的機(jī)械加工工藝進(jìn)行了分析和計(jì)算分析了和設(shè)計(jì)了汽缸蓋機(jī)械加工生產(chǎn)線工序關(guān)鍵工藝技術(shù)和設(shè)備工藝應(yīng)用狀況及主要優(yōu)缺點(diǎn)設(shè)計(jì)了汽缸蓋某一道典型加工工序鉆上底面面和下底面面孔的夾具本設(shè)計(jì)首先分析了汽缸蓋零件的作用和加工工藝性然后進(jìn)行工藝規(guī)程設(shè)計(jì)最后是夾具設(shè)計(jì)合理安排工藝路線是保證加工質(zhì)量和經(jīng)濟(jì)性的關(guān)鍵合理的夾具可以縮短輔助時(shí)間提高勞動(dòng)生產(chǎn)率保證加工精度穩(wěn)定加工質(zhì)量降低對(duì)工人的技術(shù)要求擴(kuò)大機(jī)床工藝范圍本文還對(duì)所設(shè)計(jì)的專用夾具進(jìn)行了精度校核和定位誤差分析對(duì)夾具的設(shè)計(jì)質(zhì)量也進(jìn)行
3、了評(píng)估關(guān)鍵詞汽缸蓋工藝分析工藝規(guī)程設(shè)計(jì)夾具設(shè)計(jì)某汽車發(fā)動(dòng)機(jī)汽缸蓋機(jī)械加工工藝與工裝設(shè)計(jì)ThemachiningprocessandfixturedesignoftheCylinder-headThemachiningprocessandfixturedesignoftheCylinder-headTThheemmaacchhiinniinnggpprroocceessssaannddffiixxttuurreeddeessiiggnnoofftthheeCCyylliinnddeerr--hheea
4、addAbstractAbstractAAbbssttrraaccttThemachiningprocesscangenerallybedividedintotheprocessofhotworkingincludingcastingplasticformingweldingheattreatmentsurfacemodificationetcandtheprocessofcoldworkingTheyarealltheprocessesofchangingtheshapesi-zerelative
5、positionandpropertyofproductionobjectsformakingthemintoproductsorsemi-productsWiththedevelopmentofmachiningprocessmachinefixtureisdev-elopingtowardthedirectionofstandardizationprecisionhighefficiencyandflexibilit-yetcThemainfunctionofthefixtureistoclam
6、ptheworkpieceThequalityofcla-mpingworkpiecewilldirectlyaffectthemanufacturingqualityoftheworkpieceInthisdesigncombinedwithinternalcombustionenginesdevelopmentofprocessingindustryathomeandabroadinrecentyearsanewtrendtoCS492Qcylinderheadasareferenceobjec
7、tanditsmachiningprocesshasbeenanalyzedandcalculatedanalyzedanddesignedaproductionlineofcylinderheadmachiningprocessKeytechnologyandequipmentprocessandapplicationstatusandmainadvantagesanddisadvantagesRoadcylinderheaddesignofatypicalmachiningoperationsd
8、rillingunderthebottomsurfaceandbottomfacesofthefixtureFirstthedesignofthecylinderheadpartoftheroleandprocessingtechnologyandthenproceedtoprocessplanningandfinallythefixturedesignRouterationalizationprocesstoensureprocessingqualityandeco
