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1、论文图纸，请联系QQ:68661508附件1FracturesplittingtechnologyofautomobileengineconnectingrodAbstractThefracturesplittingmethodisaninnovativeprocessingtechniqueinthefieldoftheautomobileengineconnectingrod(con/rod)manufacturing.Comparedwithtraditionalmethod,thetechniquehasrema
2、rkableadvantages.Itcandecreasemanufacturingprocedures,reduceequipmentandtoolsinvestmentandsaveenergy.Hencethetotalproductioncostisgreatlyreduced.Furthermore,thetechniquecanalsoimproveproductqualityandbearingcapability.Itprovidesahighquality,highaccuracyandlowcost
3、routeforproducingconnectingrods(con/rods).Themethodhasattractedextensiveattentionandhasbeenusedinsometypesofcon/rodsmanufacturing.Theprocessanditskeyfactorssuchasmaterials,notchesforfracturesplitting,fracturesplittingconditionsandfracturesplittingequipmentaredisc
4、ussedindetail.５７KeywordsAutomobileengine·Connectingrod·Fracturesplitting·Newprocess1IntroductionInrecentyears,withtherapiddevelopmentoftheautomobileindustry,thecompetitionintheinternationalautomobilemarketshasbecomemoresevere.Newmarketconditionsdemandmanufacturer
5、semployhigherquality,greaterefficiencyandlowercostmanufacturingtechnologytofabricateautomobilepartssoastoimprovetheircompetitivecapabilityandmeetthemarketrequirements.Therefore,manynewtechnologiesforproducingpartshavebeendeveloped.Thecon/rodisanimportantpartofeng
6、ineanditsprocessingtechnologyhasbeengaininggreatintention.Thefracturesplittingtechnologyofcon/rodisaninnovativeprocessingtechniquethatappearedinthe1990s.Comparedwiththetraditionalmethod,theprocessownstheadvantagesofgreatlyimprovingproductqualityandproductioneffic
7、iencyanddramaticallyreducingcostandenergy[1–4].Therefore,thetechnologyhasbeenstudiedandappliedextensively.Somefamouscompanies,suchasGMFordandChryslerintheUSAandBenzandBMWinGermany,etc.,employthetechnologytomanufacturecon/rods[5].GM,Ford,MTSSYSTEM(America),ALFINGa
8、ndEX-CELL-O(German),etc.,havesuccessfullydevelopedproductionequipmentandproductionlinesforfracturesplittingcon/rod[6,7].Nowthetechnologyisbecomingmature.Ithasa
