外文翻译--焊接机器人应用现状.doc -- 5 元

英文原文WeldrobotapplicationpresentconditionAccordingtoincompletelystatistics,thewholeworldabouthasintheindustrialrobotofservicenearlyhalfofindustrialrobotsisusedformultiformweldtoprocessrealm,weldrobotofapplicationinmainlyhavetwokindsofmethodsmostwidespreadly,thenorderHanandelectricityHuHan.Whatwesaysweldingrobotisinfactweldingtoproducerealmtoreplaceaweldertobeengagedintheindustrialrobotofweldingthetask.Theseweldtohaveplentyoftodesignforbeingacertaintoweldawayexclusivelyintherobotof,butmajorityoflyweldrobotinfactisaningeneraluseindustrialrobottopackupacertainweldtoolbutconstitute.Inmanytaskenvironments,asetrobotevencancompleteincludeweldatinsideofgraspathing,porterage,install,weld,unloadtoanticipateetc.varioustasks,robotcanrequestaccordingtotheprocedurewithtaskpropertyandautomaticallyreplacethetoolontherobotwrist,thecompletioncorrespondsoftask.Therefore,comeuptosayfromacertainmeaning,thedevelopmenthistoryofindustrialrobotisthedevelopmenthistorythatweldsrobot.Knowtoall,weldtoprocesstorequestthatwelderhavetohavewelltrainedoperationtechnicalability,abundantfulfillmentexperience,stabilityofweldlevelItisstillakindoflaborconditionbad,manysmokeanddust,hottheradiationisbig,riskGaoofwork.Theemergenceoftheindustrialrobotmakespeoplenaturallythoughtoffirstthehandicraftthatreplaceapersonwithitweldsandeasesthewelderslaborstrength,canalsopromisetoweldqualityandexaltationtoweldanefficiencyatthesametime.However,weldagainwithotherindustryprocessprocessdifferent,forexample,electricityHuHanprocessin,drivewelderpiecebecauseofpartheatmeltwithcooloffcreationtransform,theHansewsofthetrackwillthereforetakeplacetochange.HandicraftHantheexperiencedweldercansewpositionaccordingtotheactualHanobservedbyeyesadjustmentHaningoodtimetheposition,carriageofthegunandrunaboutofspeedtoadapttothevarietythattheHansewsatrack.Howevertherobotwanttoadapttothiskindofvariety,havetothepositionandstatusofgunthatwanttoseethiskindoftochange,thenadopthomologousmeasuretoadjustHanlikepersonfirst,followwhilecarryingouttosewactuallytotheHan.BecausetheelectricityHuweldstohaveinprocessstrongarclight,giveorgetanelectricshockHunoise,smokeanddustandRongdroptransitionunsteadyandcausableHansilkshortcircuit,bigelectriccurrentstrongmagneticfieldetc.complicatedenvironmentfactorofexistence,therobotwantstoexamineandidentifiesawithdrawingofthesignalcharacteristicneededforsewingHananddontseemtobeindustrialtheotherinthemanufacturingtoprocesstheexaminationofprocesssoeasily,therefore,weldingtheapplicationofrobotistousedfortogiveorgetanelectricshocktheprocessofHuHaninthebeginning.Actually,industrialrobotatweldedtheapplicationofrealmtoproduceonlineelectricresistancetoorderaHanbeginningfromthecarassembleattheearlieststage.ThereasonliesintheprocessthattheelectricresistanceordersHanoppositemoresimple,controlconvenient,andnotneedHantosewatrackfollow,totheaccuracyoftherobotandrepeatthecontrolofaccuracyhavelowerrequest.OrdertheHanrobotassemblestoproduceagreatdealofonlineapplicationtoconsumedlyraisetherateofproductionthatthecarassembleweldsandweldqualityinthecar,atthesametimeagainhaveagentlecharacteristicsforwelding,thenwantonlychangeprocedure,canproduceinthesameonlinecarryonassembletoweldtodifferentcarstype.BEborntillthebeginningofthis80sincenturyfromtherobot,therobottechniqueexperiencedadevelopmentprocessoflongtermslowness.90s,alongwiththerapiddevelopmentofcalculatortechnique,microelectronicstechnique,andnetworktechnique...etc.,therobottechniqueisalsoflownsoonadevelopment.Themanufacturinglevel,controlspeedandcontrolaccuracyanddependablesexetc.ofindustrialrobotcontinuouslyraises,butmanufacturingcostandpriceofrobotcontinuouslydescend.Issocialinthewest,withcontraryrobotpriceBE,thepersonslaborforcecostcontainsthetrendtocontinuouslyincrease.UnitedNationsEuropeanEconomicCommitteeUNECEstatisticsesfromthevarietycurveof19902000yearsoftherobotpriceindexnumberandlaborforcecostindexnumber.Amongthemtherobotpriceof1990indexnumberandlaborforcecosttheindexnumberisallreferencetobeworth100,goto2000,laborforcecostindexnumberis140,increased40Butrobotunderthesistuationthatconsideraqualityfactorthepriceindexnumberislowerthan20,lowered80,underthesistuationthattakenoaccountofaqualityfactor,thepriceindexnumberofrobotisabout40,lowered60.Here,therobotpricethattakesnoaccountofaqualityfactormeansactualpriceoftherobotofnowwithcomparedinthepastAndconsiderthatthequalityfactormeansbecausetherobotmaketheexaltationofcrafttechniquelevel,manufacturingqualityandfunctionofrobotevenifwantalsoundertheconditionofequalpricecomparehighbefore,therefore,ifpressedthepastrobotequaledqualityandfunctiontoconsider,thepriceindexnumberofrobotshouldbemuchlower.Canseefromhere,nationalinthewest,becausetheexaltationoflaborforcecostbringsnotsmallpressureforbusinessenterprise,buttheloweringofrobotpriceindexnumbercoincidentallyexpandsapplicationtobringachancefurtherforitagain.Reducetheequipmentsinvestmentofemployeeandincrementrobot,whentheirexpensesattainssomeonebalancepoint,thebenefitofadoptionrobotobviouslywantstocomparetoadoptthebenefitthattheartificialbringsbig,itontheotherhandcanconsumedlyraisetheautomationlevelofproducingtheequipmentsandraisetolaborrateofproductionthus,atthesametimeagaincanpromotetheproductqualityofbusinessenterprise,raisethewholecompetitionabilityofbusinessenterprise.Althoughrobot1timeinvestsalittlebitgreatly,itsdailymaintenanceandconsumeismoreoppositethanitstoproducingfarissmallerthancompletingtheartificialexpensesthatthesametaskconsumes.Therefore,fromfarsightedsee,theproductioncostofproductalsoconsumedlylowers.Buttherobotpricelowertomakesomesmallandmediumenterprisesinvesttopurchaserobottobecomeeasytoaccomplish.Therefore,theapplicationofindustrialrobotissoonflownadevelopmentineverytrade.AccordingtotheUNECEstatistics,thewholeworldhas750,000in2001settheindustrialrobotisusedforindustrymanufacturingrealm,amongthem389,000inJapan,198,000inEU,90,000inNorthAmerica,73,000atrestnation.Gotoattheendof2004thewholeworldtohaveatleastintheindustrialrobotofserviceabout1,000,000.BecausetherobotcontrolstheexaltationofspeedandaccuracyandparticularlygiveorgetanelectricshockthedevelopmentthattheHuspreadsafeelingmachinetocombinetoweldintherobotingetanapplication,maketherobotgiveorgetanelectricshocktheHanofHuHantosewatracktofollowandcontrolaproblemtosomeextentandgetverysolution,therobotweldsinthecartomakethemediumapplicationordersHantosoondevelopintothecarzerofromoriginallymoresinglecarassemblepartsesandelectricityHuwithinassembleprocessHan.RobotsgivingorgettinganelectricshockthebiggestcharacteristicsofHuHanisgentle,canimmediatelypasstoweaveadistanceatanytimeachangetoweldatrackandweldsequence,thereforemostbeapplicabletoquiltwelderpiecethespeciesvarietyisbig,theHansewshortbutmany,productwithcomplicatedshape.Thisattherightmomentagaincharacteristicsaccordingtocarmanufacturing.Beingtherenewalspeedoftheparticularlymodernsocialcarstyleisveryquick,adoptingthecarproductionlineofrobotmaterialcannicelyadapttothiskindofvariety.Moreover,robotsgivingorgettinganelectricshockHuHannotonlyusedforacarmanufacturingindustry,butalsocanusedforothermanufacturingindustriesthatinvolvetogiveorgetanelectricshockHuHan,likeshipbuilding,motorcyclevehicle,boiler,heavytypemachineetc..Therefore,therobotgivesorgetsanelectricshocktheapplicationofHuHangraduallyextensive,ontheamountgreatlyhaveexceedtherobotorderthepowerofHan.Alongwithcarreducinginweightmanufacturingthetechnicalexpansion,somehighstrongmetalalloymaterialsandlightmetalalloymaterialislikealuminummetalalloy,andmagnesiummetalalloy...etc.getanapplicationinthematerialinthecarstructure.Thesematerialsweldingusuallycannotsolvewiththeweldingoftraditionmethod,havetoadopttolatelyweldamethodandweldacraft.Amongthem,GaopowerlaserHanandagitationrubHanetc.tohavetodevelopapotentialmost.Therefore,robotandGaopowerlaserHanandagitationrubcombiningofHantobecomeinevitabletrend.BelikethepublicinShanghaitowaitdomestictomosthavethecarmanufacturerofrealstrenghtinfactattheirnewcartypemanufacturingprocessinhavealreadyingreatquantitiesusedrobotlasertoweld.GiveorgetanelectricshockHuHantocomparewithrobot,robotlasertheHanoftheHansewstofollowaccuracytohavehigherrequest.Accordingtothegeneralrequest,therobotgivesorgetsanelectricshocktheHanofHuHanincludeGTAWandGMAWtosewtofollowaccuracytocontrolin1|oftheelectrodeortheHansilkdiameter2in,athavetheconditionthatfillthesilkundertheHansewtofollowaccuracytoloosenappropriately.ButtolaserHan,thelaserprojectslightuponthelightspotintheworkpiecesurfacewhileweldingdiameterusuallyat0.6in,isfarersmallthanHansilkdiameterbeusuallybiggerthan1.0,butthelaserweldusuallyandnotaddtofillHansilk,therefore,thelaserisweldingifonlythespotpositionhasalittlebitdeviation,thenwillresultintobepartialtoHanandleakHan.Therefore,therobotlaserofthepublicinShanghaiscarcarcrestHaninadditiontopackintheworktongsupadoptmeasuretopreventfromweldingtotransform,stilljusttherobotlaserHangunfrontinstalledthehighaccuracylaserofSCOUTcompanyinGermanytospreadafeelingmachinetousedforHantosewafollowingoftrack.Thestructureformofindustrialrobotisalotof,incommonuselyhaverightangletositmarktype,flexibletype,andcrawlalongtype...etc.bymarktype,manyjointsbymarktype,surfaceofspherebymarktype,pillarnoodles,accordingtodifferentusestillatcontinuouslydevelopmentin.Itismanyrobotsofjointtypesofthemimicrypersonsarmfunctiontoweldwhatrobotcanadoptadifferentstructureformaccordingtotheappliedsituationofdissimilarity,butuseatmostcurrently,thisbecausethearmvividofmanyjointtyperobotsisthebiggest,itcanmakespacepositionandcarriageofHangunadjustintoarbitrarilythestatusweldbysatisfyingademand.Theoreticallyspeak,thejointofrobotismanymore,thefreedomdegreeisalsomanymore,thejointredundancydegreeisbigmore,andthevividisgoodmoreButalsogoagainstthesittingofkineticscontrolofmarkingthetransformationandeachjointpositionforrobottobringcomplexityatthesametime.BecauseweldtousuallyneedintheprocesswiththespacerightanglesittomarktheHanontherepresentativeworkpiecetosewpositionconversionfortheHanguncarrythespacepositionandcarriageofdepartmentandpassrobotagaingoagainstthekineticscomputeaconversionfortothecontrolofroboteachjointangleposition,butthesolutionofthistransformationprocessusuallyisntunique,theredundancydegreeisbig,solvemoremanymore.Howselectbyexaminationsthesteadythatthequitethecheesesolutionweldstoexerciseintheprocesstotherobotveryimportant.Differenttreatmentofsystemtothisproblemoftherobotcontroldoesntexertahomology.Isgeneraltocometospeak,have6controlsrequestofpositionsandspacecarriagesthattherobotsofjointsbasicallycansatisfyaHangun,3amongthosefreedomsdegreeXYZspacepositionusedforcontrolingaHanguntocarryadepartment,another3freedomdegreesABCareusedforthespacecarriagethatcontrolsaHangun.Therefore,currentlyweldrobotmajorityas6jointtypes.Forsomeweldsituation,workpiecebecauseofleadingbigorthespaceisseveralwhattheshapeistoocomplicated,maketheHangunofweldingtherobotcannotarriveappointedHantosewpositionorHanguncarriage,havetopassthefreedomdegreeofthewayincrementrobotofincreasing13exteriorstalksatthistime.UsuallyhavetwokindsofwayofdoingsOneistheorbitthattherobotBepackedtotomovesmallcarorDragongateup,thehomeworkspaceofextensionrobotTwoistolettheworkpiecemoveorturn,makeworkpieceupofweldthehomeworkspacethatthepartgetsintorobot.Alsohaveofadopttwokindsofabovementionedwaysatthesametime,lettheweldingofworkpiecepartandrobotsallbeplacedinthebestweldposition.WeldtheplaitdistanceofrobotmethodcurrentlystillwithonlineshowandteachawayTeachinislord,butwovetheinterfaceratioofdistancemachinetohavemanyimprovementsinthepast,particularlyistheadoptionofLCDsketchmonitorandmakeandweldtheplaitdistanceoftherobotinterfacelatelygraduallyfriendly,operationmoreeasy.HoweverrobotplaitdistanceHanssewingthekeypointonthetracktosittomarkpositionstillhavetopasstoshowtoteachthewayhowtoobtain,thendepositthesportinstructionofprocedure.ThissewstracktosomeHansofcomplicatedshapestosay,havetocostagreatdealoftimetoshowtoteachandloweredtheuseefficiencyofrobotthusandalsoincreasedthelaborstrengthofweavingthedistancepersonnel.Themethodthatsolvescurrentlyincludes2kindsOneisshowtoteachaplaitdistancejustroughobtainafewHanstosewafewkeysonthe