机械工业近期行业技术发展重点外文文献翻译、中英文翻译、外文翻译.pdf

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】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。:..StatusMachineryindustryistheprovisionoftechnicalequipmentforthenationaleconomyandpeople'slivesfortheprovisionofconsumerdurablegoods,,toalargeextentitdependsontheuseofthemachineryandequipmentandtheperformanceandquality,machine-buildingindustryistheskilllevelofacountry',China',accountingfor21percentofthenationalindustry;,,ountedfor15percentofthenationalindustry;,,themachineryindustrialenterprisesinthedevelopmentofindependentinnovationcapabilityhasincreased,scientificandtechnicalpersonnelin1997amountedto480,000thetotalnumberofpeople,,theindustry-,with57largeenterprisestoestablishanational-Classtechnologycenter,ninepercentoftheenterprisessetupspecialtechnologydevelopment:..significantprogress,themainproblems:'sintegratedtechnicallevelparedwiththeindustrializedcountries,:',manufacturingtechnologyandequipment,manufacturingprocessautomationtechnology,management,backwardtechnology,,tothelate1980sandearly1990s,theinternationaladvancedlevelofonly18percenttothemid-,machineryindustrialtechnologicaldevelopmentcapabilityandtechnicalfoundationisweak,thedevelopmentpotentialshortageoftechnologysourcesrelymainlyontheintroductionofforeigntechnology,thehigherthedegreeofdependenceonforeigntechnology,theintroductionoftechnologydigestionandabsorptionarestillincontroltechnologyandhasbeenGuochanhuashuaiincrease,theproductsdidnotrisetotheformationofindependent:..innovationcapability:..technologicaldevelopmentools,powerelectronicsapplicationsandautomationtechnology,large-scaleagriculturalmachineryandconstructionmachinery,carkeytechnology,environmentalprotectionequipmentinfiveaspectsasakeytothedevelopmentandapplicationofadvancedmanufacturingtechnologyasameanstohigh-techindustriesandproductsintoThebreakthroughpoint,toenhancetheirtechnologicalinnovationcapacityandcompetitivenessasthegoal,,toprovide1,,theinternationalstandard,fivepercentuptointernationaladvancedlevel,90percentofkeyenterpriseproductstandardsclosetoorreachedadvancedinternationalbusinessstandards.:..,isthemosttypicalvariety,low-volume,high-,000Taiwan,morethan1,'Cmachinetoolshasreached9051Taiwan(accountingforover20percentofools),butbecauseChina-Coolscannotmeetthemarketdemandinthedomesticmarketsharedeclineyearbyyear,ayearstillimportinglargeools,,924Taiwan().Atpresent,China'ooltechnologyinthedevelopmentofthemainproblemsare:(1)maturitypoor,reliabilityisnothighCNCaverageforeigntrouble-freetime(MTBF)inmorethan10,000hours,thedomesticindependentdevelopmentofnumericalcontrolsystemonly3,000to5,000hours;整机trouble-freeanaverageworkinghoursof800hoursoverforeignanddomesticbestonly300hours.(2)lessproductvariety,cannotmeetthemarketdemandoolshasreached1,500kindsofspecies,only500domesticandlowlevelsofperformance,high-speed,highly:..(3)lowinnovationcapacity,areonthemarketoolproductionoftheenterprisesmustraiseabout8perthough,butmosthavefailedtoscaleproduction,poorcorporateefficiency,lowinnovationcapacity,highmanufacturingcosts,petitivenessisnotstrong.(4)oolsindustryspareponentsproducedincollaborationsupportingsystemoolsinChina'srecentdevelopment,totaketheHigh-trackingthedevelopmentofuniversal,andexpandeconomic,universal-orientedstrategy,focusingondevelopment:(1)applicationofeconomic,Damian-volumeproductsClathes,machiningCmillingmachine.(2)high-speed,CoolsHigh-speed,Clathesandmachiningcenters;ingequipment,includingthatautomaticallyforthefirstpunchingmachine,positeflexiblestampingcenter,foursidesbendingmachines;largeprecisionmoldsNCequipment,includingseveral-Profilemillingmachinesandgantrymillingmachine,intelligentprocessing,ools,etc..(3)oolsspecializedsupportsystemNCServoSystemandanewgenerationofproducts,high-speedools,electricspindlemotorproducts;ools,knivesandthedrivingforceTurret:..supportingproductswhichIncluding,high-speedballscrew,high-speedceramicbearings,protectivedevices,suchashigh-:(1)tofostertheeconomicdevelopmentofkeyenterprisesapply,oolsandofmassproduction,sothattheproductsoftheseenterpriseshavesignificantlyincreasedmarketshare,abrand-nameproducts;(2)thedevelopmentofdozensofhigh-speed,highlyefficient,oolsseriesofnewvarietiestomeettheautomotive,agriculturalmachinery,aviation,mold,andotherindustryneeds;(3)oolssupportingkeyproducts:NCsystem,meetools50percentofthematchingdemandandhigh-speedmainspindlewithanannualoutputof1,000setsofmechanicalhand,theknife,powertoolcarrierandsupportinghigh-oolsParts,accessoriesseriesofproductstomeetdomesticdemandfor50%,energy-,foreignpowerelectronicstechnologyhasbeendevelopedtotheIGBTastherepresentativetothethirdgeneration,powerelectronicsandsmartdevelopmentofthetimes,ourcountryisstillintheSCRastherepresentativetothesecondgeneration.:..only35percent,-Bussmartinstrumentationandautomatictestsystemputertechnologyandcommunicationtechnologyinoneofthenewgenerationofautomatedinstrumentationsystems,,behindthelevelof10to15,low-technologyproductsinthemarketstilloccupiedabout80percentshare,butinhigh-techproductsmarketTheshareoflessthan60percent,,seizethecurrentopportunityintwotothreeyearstoIGBT,Fieldbussmartinstrumentationandautomatictestsystemforthebreakthrough,:(1)IGBTdevicesanddevices,high-powerdevicesandSCRDevelopinganewgenerationofbipolartransistorsIGBT,high-qualityhigh-current,suchashigh-powerIGBTSCRmanufacturingtechnologyandthedevelopmentofFrequencyControldevice,switchpowerinverter,high-capacityfiltersourcessuchastheentireapplication.(2)FieldbusintelligentinstrumentDevelopmentoftransmission,implementation,.:..Bus-developedthebasisautomatictestsystemproducts,amoderatescale,whilemachineryandelectricalproductsandfortheestablishmentofsocialwelfareundertakingsofthetypicalautomatictestsystem,-,morethan3,000varietiesofagriculturalmachineryproducts,:1)productlevelisnothigh,pletevarietiescomprehensivetechnicalandeconomicindicatorsbackward,,MTBFvaluesabroadcanreachmorethan330hours,:thelackoflargeandsmallmiscellaneous,)Theproductiontoachieveeconomyofscaleoflessduplicationofproduction,small-scaleproduction,:1)Topromotetheindustrializationofagriculturalproductionoflargeandmedium-sizedtractorandatractortoolstrouble-:..3)majoragriculturalproductsprocessingmachinery(includingdrystoragemachinery)andtheindustrializationofruralcentraleprosperousinneedofdeepprocessingofagriculturalmachinery;4)water-savingirrigationequipmentspray,,-,morethan3,,theintegratedproductsofhightechnologicallevel,inparticularthequalityoftheproduct,lifeexpectancy,reliability,fort,andotherindicators,suchashigh-techelectromechanicalintegrationandapplicationofadvancedforeignstandardsalsoisawidegapbetweenthesecondisstructuralproductsShortageofpackagesofservicesispoor,farcannotmeettheneeds,suchasroadconstructionmachinerylargelydependsonimports;Third,mostoftheproductionofsmallscaleenterprises,::..2)truckcrane,forkliftlarge;3)paver,roller;4)Noexcavationforthelayingofpipelines;5)therivers,:Large-scaleconstructionmachineryreliabilityindexreached400hours,lifeindicatorshavereached10,'sautomobileindustrytolong-termtruckasthemainproductofreformandopeningup,,'sautomobileindustrythemainproblems:(1)duplicateconstruction,petition,difficulttoconcentrateonapowerplayofscale.(2)Weakindependentdevelopmentcapabilities,themajorityofenterprisesperiodisstillastrongbiastowardstheproductionprocessestobetransformed,includingthemajorityofSino-foreignjointventureenterprisespartsoftheproductdevelopmentcapacity-,thedomesticpassengercarproductsdonothavetheself-developmentcapacity,electromechanicalintegrationofhigh-:(1)arsbiningtheuseJimao,panies,includingthroughthebodytograspthejointdevelopment,arsandthemondesigndatabase,withtheCAS,CAD,:..arsintheindependentdevelopmentcapability.(2)carpowertrainDigestandabsorbforeigntechnologyandforeignenterprisesstrengthofthejointventure,cooperation,jointdevelopmentandontrolfuelinjectiontechnology(EMS),andresearchanddevelopmentofdirectinjecti