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外文翻译--超精密加工与超高速加工技术.doc

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外文翻译--超精密加工与超高速加工技术.doc

附录附录1英文原文Ultraprecisioprocessing,andultrahighspeedprocessingtechnologiesFirst,TechnicaloverviewSophisticated,ultraprecisionprocessingisarelativeconceptbutasageneralincreaseinthelevelofcraftsmanship,differentdivisionshavedifferentagelimits,butnostrictuniformstandards.Fromthecurrentlevelofmechanicalprocessingtechnologyandultraprecisionprocessingusuallyprocessingprecision0.3μm,SurfaceroughnessRavalue0.03μm.Hypervelocityprocessingtechnologyreferstothecutleryusedpaintmaterialsthroughgreatlyincreasedcuttingspeedandchintoimprovethematerialremovalrateofspeed,accuracyandProcessingprocessingqualitymodernprocessingtechnology.Hypervelocityscopeforcuttingspeedprocessingdifferentworkingmaterials,differentwaysanddifferentmachines.Currently,thegeneralview,ultrahighspeedmachiningofthecuttingspeedrangeofmaterialsaluminumalloyover1600m/min,castironfor1500m/min,ultraheat300m/minnickelalloys,titaniumalloysto150~1000m/min,fibrereinforcedplasticsfor2000~9000m/min.ThecuttingspeedrangeofalternativeprocessesforChexue700~7000m/min,Xianxiao300~6000m/min,drilling200~1100m/min,grinding250m/sabove,andsoon.Ultrahighspeedprocessingtechnologiesincludeultrahighspeedmachiningandgrindingresearchmechanisms,hypervelocitymainmodulesmanufacturingtechnology,ultrahighspeedintothemodulemanufacturingtechnology,ultrahighspeedprocessingwithcutleryandabrasivemanufacturingtechnology,ultrahighspeedprocessingonlineautomaticdetectionandcontroltechnologies.Ultraprecisionprocessingreferstothecurrentprocessingcomponentssizeprecisionthan0.1μm,thesurfaceroughnessRa0.025μm,andthemachinetoolsusedintheresolutionpositioningaccuracyandrepetitivethan0.01μmprocessingtechnology,alsoknownastheAsianmicrometresprocessingtechnology,andistonanoclassprocessingtechnologydevelopment.Ultraprecisionprocessingtechnologyincludeultraprecisionprocessingexperiment,ultraprecisionprocessingequipmentmanufacturingtechnologyresearch,toolsandRenmosuperprecisionprocessingtechnologyresearch,technologyandultraprecisionmeasurementerrorcompensationtechnologyresearch,ultraprecisionprocessingworkstudyenvironmentalconditions.Second,thecurrentsituationanddevelopmenttrend1)UltrahighspeedprocessingDevelopedultrahighspeedprocessingofindustrialresearchearlier,thehighlevel.Inthistechnology,inaleadingpositioninthecountrymainlyGermany,Japan,theUnitedStates,Italy.Inhypervelocityprocessingtechnology,theframematerialtoachieveultrahighspeedprocessingtoolistheprerequisiteandpreconditions,ultrahighspeedgrindingmachinetechnologyisamodernmethodofhypervelocityprocessingtechniques,andhighspeeddigitalmachinetoolsandprocessingcenteristhekeytoachievingultrahighspeedprocessingequipment.Currently,cutlerymaterialsfromcarbonsteelandalloytoolsteel,thehighspeedsteel,hardalloysteel,ceramicmaterials,thedevelopmentofartificialdiamondsandJujingdiamondPCD,andJuJingcubicfeetDanhuapengDanhuapengCBN.Cuttingspeedisasinnovativematerialsandcutleryfromtheformer12m/minto1200m/minabove.AbrasiveWheelsmaterialsusedinthepastprimarilycorundumis,siliconcarbideis,theUnitedStatesG.Ecompaniesinthe1950s,syntheticdiamondssuccess,the1960swasthefirstsuccessCBN.1990sceramicorresincombinationagentsCBNgrindingwheel,diamondgrindingwheelspeedup125m/slines,someupto150m/sandsinglelevelelectroplatingCBNgrindingwheelto250m/s.ItwasfeltthatwiththenewcutlerySaint,thecontinuousdevelopmentofmaterials,cuttingspeedtobedoubledeverydecade,theemergenceofsubsonicandsupersonicprocessingwillnotbetoofaroff.Inhypervelocitycuttingtechnology,developedin1976byaU.S.companyVoughtTaiwanhypervelocitymillingmachine,themaximumrotationalspeedof20000rpmreached.SpecialattentionistheFederalUniversityofproductionengineeringandmachinetoolsindustryDarmstadtInstitutePTWfrom1978beganasystematicstudyofhypervelocityalternativemechanismsforthevariousmetalsandnonmetallicmaterialsforhighspeedmachiningtestsFederaldozensofenterprisesandorganizationsprovidedmorethan2,000millionDMinsupportofthestudy,sincethelate1980s,sincethecommercializationofemergingultrahighspeedmachiningmachinetools,superhighspeedmachinetoolsfromasinglesuperhighspeedmillingmachineintohypervelocityvehiclesmillingmachine,drillingofhighspeedmillingmachineandprocessingcentres.Switzerland,theUnitedKingdom,Japanhaslauncheditsultrahighspeedmachinetools.JapanHitachismartmachinesHG400IIImaximumrotationalspeedofthespeechprocessingcenter36000~40000r/min,workstationsrapidmobilespeed36~40m/min.UsinglinearelectricalU.S.basedhighspeedprocessingHVM800Ingersollcompaniestomoveintothecenterfor60m/minspeed.Inhighspeedandultrahighspeedgrindingtechnology,peopledevelopedhighspeed,ultrahighspeedgrinding,deepreliefforgrindinginto,deepintothefastgrindingHEDG,multipiecegrindingwheelandmultigrindingwheelgrinding,andmanyotherhighspeedefficientgrinding,highspeedefficientgrindingtechnologyinthepast20yearshasbeenconsiderabledevelopmentandapplication.GermanyGuehringAutomationCompanyin1983createdthefirsttimetheworldsmostpowerful60kwTaiwanFirmCBNgrindingwheelgrinder,versusreach140~160m/s.AGermanenjoyIndustrialUniversity,theUniversityofBremeninhighskillsresearchachievedworldrecognizedachievements,andactivelyinthealuminumalloy,titaniumalloys,nickelalloys,andotherdifficultforrecreationalmaterialsfortheefficientprocessingofdeepresearchskills.GermanBoschcompanyprocessingapplicationsCBNgrindingwheelspeedgrindingwheelChixingusinghypervelocitygrindingelectroplatingCBNgrindingwheeltoreplacetheoriginalrollteethandshavingteethprocessingtechniques,andmaterialsprocessing16MnCr5gearChixing,Vs155m/sitsreach811mm3/mm.sQ,GermancompaniesusehighspeedKappdeepprocessinglumbermillpartsShencao,workingmaterialsfor100Cr6bearingsteel,usingelectroplatingCBNgrindingwheel,reached300m/sversustheQ140mm3/mm.s,grindingprocessing,theleaveswillquenchpumprotorsaZhuangjia10,ameticulousrotorshafts,grinding,herchintospeed1.2m/minaverageprocessingtimewithin10secondsofeachrotor,Caokuanaccuracyassuredintwo16ugm,agrindingwheelchain1,300working.Currently,theJapaneseindustryhas200m/spracticalgrindingpace,theUnitedStatesConneticutUniversitygrindingResearchCenter,1996itsintentionBamboohighspeedgrinder,thegrindingwheelgrindingmaximumspeedof250m/s.2)UltraprecisionprocessingUltraprecisionprocessingtechnologyintheleadingpositioninternationallyinthecountriestheUnitedStates,BritainandJapan.Thesecountriesnotonlyultraprecisionprocessingtechnologysetstheoverallhighlevel,butalsoaveryhighdegreeofcommercialization.TheUnitedStatesisconductingthefirststudyultraprecisionprocessingtechnology,andsofaritsleadingpositionintheworldcountries.Backinthe1950s,becauseofspaceneedsinthedevelopmentofsophisticatedtechnology,theUnitedStatesdevelopedthefirstultraprecisionmachiningdiamondcutlerytechnologycalledSPDTtechnologySinglePointDiamondTurning,ormicroinchtechnology1microinch0.025μmandthedevelopmentofcorrespondingultraprecisionairbearingspindlemachinetools.Forprocessinglasernuclearfusionreflectionmirror,andtacticalmissilesandmannedspacecraftwithlargesphericalnonsphericalparts,andsoon.IftheUnitedStatesLLLY12factoriesandlaboratoriesinsupportoftheUnitedStatesDepartmentofEnergyinJuly1983successfullydevelopedlargeultraprecisiondiamondlatheDTM3type,themachinetoolchainlargestparts2100mm,weight4500kglasernuclearfusionusingamirrorreflectionofthevariousmetals,usinginfrareddevicesspareparts,largecelestialtelescopesincludingXraycelestialtelescopes.Theprocessingprecisionmachinetoolstoshapeerrortoreach28nmradius,Yuandegreesandhorizontaldegreesof12.5nm,surfaceroughnessforRa4.2nmprocessing.TheMachineToolLaboratoryin1984withthedevelopmentofultraprecisionlathe,alargeLodtmisnowrecognizedintheworldthehighestleveloftechnology,precisionhighestprecisionlathelargediamonds.Inultraprecisionprocessingtechnology,theBritishCranfieldInstituteofTechnologybelongsCranfieldPrecisionEngineeringInstituteshortforCUPEenjoyhigherprestige,itistheworldsprecisionengineeringresearchcentres,theBritishsuperprecisionprocessingtechnologyunique.IfCUPEproductionNanocentrenanometerprocessingcenterforultrasophisticatedChexuecanalsocarryMotoucanconductultraprecisiongrinding,precisionprocessingfinalshapeup0.1μm,thesurfaceroughnessRa

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