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外文翻译--高速加工和现代模具制造.doc

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外文翻译--高速加工和现代模具制造.doc

附录二外文翻译TreatingandthemodernmouldmakehighspeedOne,summarizes1thepresentsituationthatthemouldmakesatpresentandtrendThemouldisimportanthandicraftequipment,occupiesdecisivepositioninindustriddepartmentssuchasconsumergoods,electricalequipmentelectron,automobile,aircraftfabrication.Themouldisimportanthandicraftequipment,occupiesdecisivepositioninindustriddepartmentssuchasconsumergoods,electricalequipmentelectron,automobile,aircraftfabrication.Industrialproductpartroughprocess75,thefinishmachining50andplasticpart90willbecompletedfromthemould.TheChinesemouldmarketdemandalreadyreachesscaleof500hundredmillionyuanatpresent.Theautomobilemould,theannualgrowthratecoveringpieceofmouldespeciallywillexceed20Alsopromptbuildingmaterialmoulddevelopment,variousheterotypematerialthemould,wallsurfaceandfloormouldbecomenewmouldgrowthpoint,plasticdoorsandwindowsandplasticdrainpipeincreasetoexceeding30byintheupcomingseveralyearsThehomeappliancemouldannualgrowthratewillexceed10TheITindustryyearincreasesspeedequallyexceeding20,theneedtothemouldaccountsfor20ofmouldmarketplace.2004annualChinesemachinetoolsimplementsindustryoutputvaluewillcontinuetoincrease.Ourcountrymouldfabricationmarketpotentialisenormous.Thebasisdatacounts,inrecentyears,ourcountrymouldyeargrossoutputvaluereaches3billionU.S.dollar,entranceexceeds1billionU.S.dollar,exceed100millionU.S.dollaroutlet.Increasebyfrom25toincreaseto200550of1995.TheexpertforetellsthatabroadAsiaportionbeingoccupiedbyinmouldfabricationinthewholeworld,willfrom25toincreaseto200550of1995.Chinesemouldindustryhasbeenexpandingbyleapsandbounds,hasformedeastChinaandtwobigSouthChinabases,andhasexpandedgraduallyarrivingatotherprovince.In2002Shandong,Anhui,Sichuanin1996,mouldmanufacturingindustryoutputvalueannualaveragegrowth14,growsby25in2003.In2003ourcountrymouldoutputvalueis45billionRMB.Thegrossproductplaceoccupiestheworldthe3rd,exportsamouldincreases33.5comparedtolastyear336,800,000U.S.dollar.But,contentslowourcountrytechnologymouldsalreadypileupinexcessofrequirement,verymostsupportofaccurate,complicatedtopgrademouldimports.Everyyeartheentrancemouldexceeds1billionU.S.dollar.Exceed100millionU.S.dollaroutlet.Precisemouldaccuracyrequiresthat3mums,largescalemouldsrequirethat8000satisfiedkNagreewellwithmodelforceinjectionmachinerequestin2Theminitypemouldneedstherequestsatisfyingthediameter1mmsilentstocktube.Atpresent,adoptquickcuttingtoproduceamouldalreadybecomingthegeneraltrendthatthemouldmakes,afewmouldshaveproducedamanufacturerinabroad,highspeedmachinetoollargeareahassubstitutedtheelectricsparkmachinetool,quickcuttinghasimprovedthemouldefficacygreatly.Machinetoolenterpriseaimsatmouldmanufacturingenterprises,sometreatingcentres60allaboveofthemachinetoolproducingafactorysellstreatingenterprisetoamould.Themouldfabricationenterprisesubstitutingtheelectricsparkfinishmachiningmouldgraduallyinabroadhasadoptquickcuttingalreadycommonly,quickcuttinghasproducedamouldalreadybecomingthegeneraltrendthatthemouldmakesgradually,hasimprovedthemouldefficacyandmassgreatly.Adoptquickcuttingtoreplaceelectricsparkproducingamould,cangetonthestickobviously,improvesmouldaccuracy,lifetimegrowing.2highspeedprocessesapplicationinmakinginthemould2.1quickcuttingmerit1cutterhighrotationrateandthemachinetoolheightenterbegiventoandhighacceleration,improvemetalexcisionrategreatly2quickcuttingdiminutionscutaforce3quickcuttingheatmajorpartgenerateheatfromthecuttingsentrainment,workpiecebeingshort4quickcuttingcutdownvibration,improvetreatingmass2.2highspeedtreatingapplytothebeneficialresultthatthemouldprocesses1fleetnessroughprocessandhalffinishmachining,improvetreatingefficiency2highspeedhighaccuracyfinishmachiningreplaceonlyentiretheheightprocessing,indicatingmass,formaccuracyrise,50,cutsdownrepairamillbyhandthanEDMprocessesapotentiation3cutsthesurfaceprocessingfinalmoldingstiffly,improvesurfacemass,formaccuracy,thetreatingnotonlybeingthatsurfaceharshnessislow,andthesurfaceradianceishigh,beingusedforcomplicatedsurfacehasmoreadvantage4thesurfacelossthatEDMtreatingproduces,improvemouldlifespan205processesanelectroderapidlycombiningwiththeCAD/CAMtechnology,especially,theformiscomplicated,thinwallissimilartoanelectrode.3adoptquickcuttingtoprocessamouldneedingtheproblemsolvingIninthehomeland,sincetheaspectcausesuchasfund,technology,thequickcuttingapplyingproduceamouldbeintheinitialstagestage.Returnthemachinetool,cutter,handicraftbacktoexistenceaswellassomeproblemofaspectneedstoproceedorderlyothersolve.Theshortcomingisthatfinishedcostishigh,correctcuttersigmatismhavecomparativelyhighdemand,cannothaveusedbigcutters,needtohavethecomplicatedcomputerprogrammingtechnologytobeusedforsupport,equipmentrunningcostheight.Two,thehighspeedprocessingamouldsprocessesamachinetoolMouldfinishmachiningandhardcuttingtreatingrequirethatthenumericalcontrolhighspeedmachinetool,formboard,modelputuptheprecisionprocessingneed,higheffectnumericalcontrolmachinetooletc.Themouldaimingatproducesalotofmachinetoolenterprise,sometreatingcentres60allaboveofthemachinetoolproducingafactorysellsenterprisetoamould.Thefixedassetshaving5billionyuanwithoutexceptionintheupcomingseveralyearsthrowsintomouldindustry,80isthemachinetoolbuyingamouldprocessequipment,justsayingeveryyearhaving4billionyuanofRMBtobuyJinqieamongthem.Atpresentaverageourcountrynumericalcontrolmachinetoolutilizationratioapproximately20,thehighspeedmachinetoolutilizationratio35.Also,mouldenterprisehastheunitsuitabletobuyahighspeedmachinetool,complieswith600040000rmpstohave.1highspeedmachinetooltechnologyparameterdemandsProcesscentrechiefaxishighpower,highrotationrate,satisfiedrudefinishmachiningThefinishmachiningmouldwantstoneedtoreach1500020000rmplikethecutter,themachinetoolwithminordiameter.Generally,thechiefaxisrotationratemachinetoolunder10000rpmcancarryoutroughprocessandhalffinishmachining,cannotreachthefinishmachiningaccuracyHavenowaytoreach400theabovem/mincuttingspeed.2fivescrollsofmachinetoolsapplicationincreasesatrend1treatingrouteisnimble,thesurfaceformiscomplicated2treatingrangeisbig,thevarioustypemouldsuitableprocesses3cutslifespanofconditioneasytocutdowncutterwear,toraiseacutter,3thesoftwaresbuyingCAD/CAMandhighspeedmachinetoolsassortOnthegroundsofthemachinetool,majorpartcounting,havingseveralbillionsU.S.dollartobeusedtoenterporteveryyear,theelectromachiningmachinetoolandthehighspeedmachinetoolneedtoimport.Three,quickcuttingmouldcuttertechnologyQuickcuttingprocessesthecutterneedingallocatingproperquickcutting.Progressingprocessingcuttermaterialsinhighspeedhasurgeddevelopmentofhighspeedtreating.Thecutter,knifeedgeheadquarterandhightenacitybasegatheringcrystalstrengtheningtheceramicscutterbeingabletobeusedgivingconsiderationtohighhardnessexperienceandobservecarbidealloycoatingbecomingpossibility.GatherthecrystalcubenitridingboronPCBNbit,whosehardnessmayamountto35004500HV.GathercrystalmiamondPCDitshardnessbutamountto600010000HV.GermanySCS,JapanMitsubishimagicalsteelandSumitomo,SwitzerlandShanteweike,USAKennaareinrecentyearsswiftlylargewaitforthefamousabroadcuttercompanytosuccessivelyhavedebutedtherespectivequickcuttingcutter,notonlycutterhavingaveragestructuralsteelofquickcutting,theceramicscutterstillhavingdirectquickcuttingofenergyquenchinghardsteeliswaitingforaneffecttosurpassthehardcutter,especiallythecoatingcutterappearsallofasudden,bringingintoplayinquenchinghalffinishmachiningandfinishmachiningofhardsteel.Newcuttermaterialandcuttertechnologyappearingalreadymakethebottleneckproblemthathighspeedhasprocessednolongerbeabletoappearonthecutter.But,expensiveentrancecutterpricealsoblocksquickcuttingmouldkeyfactor.Abovetocometosayingthecutterandthecutterholderaccelerationreach3gsthesort,thecuttercircularrunoutneedstobesmallerthan0.015mm,buttheknifelengthisunablegreaterthan4timescuttersdiameter.TherealityaccordingtoSANDVIKcompanyhascounted,thecarbidealloyhasstoodonintheentiretyusingcarbonnitridingtitaniumTICNcoatingwhenmillingcutters58HRCcarryouthighspeedbrightmetalchopping,roughprocesscutterlinearspeedhasbeen100m/minabout,whoselinearspeedhasexceededbut280m/minwhenfinishmachiningandmicrostoning.Suchdemandstocuttermaterialincludethehardness,tenacity,redhardnesskeeptheformincluderowofcrumbsfunction,surfaceaccuracy,dynamicbalancesexetc.cuttingthefunction,thecutterunderhightemperaturestateaswellascutterlifespanallhasveryhighly.Experienceaccordingtointhehomelandmouldhighspeedfinishmachining,linearspeedhasexceeded400800m/minwhenadopttheyoungdiameterballheadmillingcuttertocarryoutmouldfinishmachining.Themachinetoolchoosingsufficienthighspeedscutsmouldfinishmachiningstiffly.Delcamadopt0.8mmdiametercuttertoprocessthenarrowslot,rotationrate40000rpm,0.1mmdepth,feedspeed30m/min.1choosesthecutterparameter,thecutterwaitsifshoulderingananteriorangle.Thecutterrequiresthattheabilityprocessingrequestshockresistancetenacitymorehighly,requiringthatheatresistancepoundsthanaverageisstrong2adoptsvariousmethodimprovingcutterlifespan,reducescuttercost.3adoptthehighspeedhilt,HSKhilt,heatpressingapplyingthemostbeingatpresenttopretendtogripacutter.Payattentiontoacutterpretendtogripoverallinthedayafertomorrowdynamicbalance4currentcutterenterprisehasalreadydonemanyjobsinthefieldofthetechnologyresolvingthequickcuttingcutter,servingfacingthecutterprocessingmayhelptosolvemuchproblem,the

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