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数控技术的发展趋势---中英文翻译.doc

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数控技术的发展趋势---中英文翻译.doc

1THEDEVELOPMENTTRENDOFTHENUMERICALCONTROLTECHNOLOGYSUMMARYHAVEINTRODUCEDNUMERICALCONTROLTECHNOLOGYANDTHEDEVELOPMENTTRENDOFTHEEQUIPMENTANDTHECURRENTSITUATIONSOFTHETECHNICALDEVELOPMENTOFNUMERICALCONTROLEQUIPMENTANDINDUSTRIALIZATIONOFOURCOUNTRYOFOURTIMESBRIEFLY,HAVEDISCUSSEDUNDERTHENEWENVIRONMENTFURTHERDEEPENEDINOURCOUNTRYSACCESSIONTOTHEWTOANDOPENINGTOTHEOUTSIDEWORLDONTHISBASIS,DEVELOPTECHNOLOGYOFNUMERICALCONTROLOFOURCOUNTRYANDTHEIMPORTANCEOFTHEINFORMATIONBASEDLEVELOFMANUFACTURINGINDUSTRYOFOURCOUNTRYANDINTERNATIONALCOMPETITIVENESSEQUIPS,IMPROVES,ANDHASPUTFORWARDTECHNOLOGYOFNUMERICALCONTROLOFOURCOUNTRYANDSOMEVIEWSEQUIPPEDOFDEVELOPINGFROMTWOASPECTSOFSTRATEGYANDTACTICSTHEENGINEERINGLEVELOFEQUIPMENTINDUSTRYANDMODERNIZEDINTENSITYAREDETERMININGTHELEVELOFTHEWHOLENATIONALECONOMYANDMODERNIZEDINTENSITY,NUMERICALCONTROLTECHNOLOGYANDEQUIP,DEVELOPNEWDEVELOPINGNEWHIGHTECHINDUSTRYANDMOSTADVANCEDINDUSTRYTOCANMAKETECHNOLOGYANDBASICEQUIPMENTMOSTNATIONALDEFENSEINDUSTRYINDUSTRIES,SUCHASINFORMATIONTECHNOLOGYANDTHEIRINDUSTRY,BIOTECHNOLOGY,INDUSTRY,AVIATION,SPACEFLIGHT,ETCMARXHASEVERSAIDTHEDIFFERENCESOFDIFFERENTECONOMICTIMES,DONOTLIEINWHATISPRODUCED,LIEINHOWPRODUCE,WITHWHATMEANSOFLABORPRODUCEMANUFACTURINGTECHNOLOGYANDEQUIPPINGTHEMOSTBASICMEANSOFPRODUCTIONTHATARETHATTHEMANKINDPRODUCEDTHEACTIVITY,ANDNUMERICALCONTROLTECHNOLOGYTOEQUIPMOSTCENTRALTECHNOLOGYNOWADAYSTHEMANUFACTURINGINDUSTRYALLAROUNDTHEWORLDADOPTSTHETECHNOLOGYOFNUMERICALCONTROLEXTENSIVELY,INORDERTOIMPROVEMANUFACTURINGCAPACITYANDLEVEL,IMPROVETHEADAPTIVECAPACITYANDCOMPETITIVEPOWERTOTHECHANGEABLEMARKETOFTHETRENDSINADDITIONEVERYINDUSTRIALLYDEVELOPEDCOUNTRYINTHEWORLDALSOCLASSIFIESTHETECHNOLOGYANDNUMERICALCONTROLEQUIPMENTOFNUMERICALCONTROLASTHESTRATEGIC2MATERIALSOFTHECOUNTRY,NOTMERELYTAKETHEGREATMEASURETODEVELOPONESOWNNUMERICALCONTROLTECHNOLOGYANDINDUSTRY,ANDIMPLEMENTBLOCKADINGANDRESTRICTIVEPOLICYTOOURCOUNTRYINHIGHGRADE,PRECISIONANDADVANCEDKEYTECHNOLOGYANDEQUIPMENTOFNUMERICALCONTROLINAWORD,DEVELOPTAKINGTECHNOLOGYOFNUMERICALCONTROLASTHECOREADVANCEDMANUFACTURINGTECHNOLOGYBECOMEWORLDALLDEVELOPEDCOUNTRY,ACCELERATEECONOMICDEVELOPMENTALREADYINAMORECOSTEFFECTIVEMANNER,IMPORTANTROUTETOIMPROVETHECOMPREHENSIVENATIONALSTRENGTHANDNATIONALPOSITIONNUMERICALCONTROLTECHNOLOGYTOGOONTECHNOLOGYTHATCONTROLWITHDIGITALINFORMATIONTOMECHANICALMOVEMENTANDWORKINGCOURSE,NUMERICALCONTROLEQUIPMENTWHETHERREPRESENTEDBYTECHNOLOGYOFNUMERICALCONTROLNEWTECHNOLOGYMAKEINDUSTRYANDNEWDEVELOPINGINFILTRATIONELECTROMECHANICSINTEGRATEDPRODUCTTHATFORMOFMANUFACTURINGINDUSTRYTOTRADITION,IEWHATISCALLEDDIGITIZATIONEQUIP,ITSTECHNOLOGICALRANGECOVERSALOTOFFIELDS1MECHANICALMANUFACTURINGTECHNOLOGY;2INFORMATIONPROCESSING,PROCESSING,TRANSMISSIONTECHNOLOGY;3AUTOMATICCONTROLTECHNOLOGY;4SERVODRIVETECHNOLOGY;5TRANSDUCERTECHNOLOGY;6SOFTWAREENGINEERING,ETC1DEVELOPMENTTRENDOFANUMERICALCONTROLTECHNOLOGYTHEAPPLICATIONOFTHETECHNOLOGYOFNUMERICALCONTROLHASNOTONLYBROUGHTTHEREVOLUTIONARYCHANGETOTRADITIONALMANUFACTURINGINDUSTRY,MAKETHEMANUFACTURINGINDUSTRYBECOMETHEINDUSTRIALIZEDSYMBOL,ANDWITHTHECONSTANTDEVELOPMENTOFTHETECHNOLOGYOFNUMERICALCONTROLANDENLARGEMENTOFAPPLICATION,THEDEVELOPMENTOFHESOMEIMPORTANTTRADESIT,CAR,LIGHTINDUSTRY,MEDICALTREATMENT,ETCTOTHENATIONALECONOMYANDTHEPEOPLESLIVELIHOODPLAYSAMOREANDMOREIMPORTANTROLE,BECAUSETHESETRADENECESSARYDIGITIZATIONTHATEQUIPPEDHASALREADYBEENTHEMAINTRENDOFMODERNDEVELOPMENTACCORDINGTOTHETECHNOLOGYOFNUMERICALCONTROLANDEQUIPMENTDEVELOPMENTTRENDINTHEWORLDAT3PRESENT,ITSMAINRESEARCHFOCUSHASTHEFOLLOWINGSEVERALRESPECT1411AHIGHSPEED,HIGHFINISHMACHININGTECHNOLOGYANDNEWTRENDEQUIPPEDEFFICIENCY,QUALITYARESUBJECTSOFTHEADVANCEDMANUFACTURINGTECHNOLOGYATAHIGHSPEED,HIGHFINISHMACHININGTECHNOLOGYCANRAISETHEEFFICIENCYGREATLY,QUALITYANDGRADETORAISEPRODUCT,SHORTENPRODUCTIONCYCLEANDIMPROVETHECOMPETITIVEPOWEROFMARKETJAPANCARRYTECHNOLOGICALRESEARCHASSOCIATIONCLASSIFYTHEIRASONEOFTHE5LOUDMODERNMANUFACTURINGTECHNOLOGIESFIRSTFORTHISREASON,LEARNCIRPTOCONFIRMITASTHECENTREINTHE21STCENTURYTOSTUDYONEOFTHEDIRECTIONSININTERNATIONALPRODUCTIONENGINEERINGINTHEFIELDOFCARINDUSTRY,PRODUCE40SECONDWHENBEATSUCHASPRODUCTIONOF300,000/VEHICLEPERYEAR,ANDMANYVARIETYPROCESSITISCARTHATEQUIPONEOFTHEKEYPROBLEMSTHATMUSTBESOLVED;INTHEFIELDSOFAVIATIONANDAEROSPACEINDUSTRY,ITSPROCESSINGSSPAREPARTSAREMOSTLYTHETHINWALLANDTHINMUSCLE,RIGIDITYVERYBAD,MATERIALALUMINIUMORALUMINIUMALLOY,INHIGHTOCUTPACEANDCUTSTRENGTHVERYUNDERTHELITTLESITUATIONONLY,COULDPROCESSTHESEMUSCLES,WALLSADOPTLARGESCALEWHOLEALUMINIUMALLOYBLANKMETHODOFPAYEMPTYMAKETHEWINGRECENTLY,LARGESCALEPARTSSUCHASTHEFUSELAGE,ETCCOMETOSUBSTITUTEALOTOFPARTSTOASSEMBLETHROUGHNUMEROUSRIVET,SCREWANDOTHERCONNECTIONWAYS,MAKETHEINTENSITY,RIGIDITYANDDEPENDABILITYOFTHECOMPONENTIMPROVEDALLTHESEREQUIREMENTFORPROCESSINGANDEQUIPPINGANDPROPOSINGHIGHSPEED,HIGHANDPRECISEANDHIGHFLEXIBILITYACCORDINGTOEMO2001EXHIBITIONSITUATION,THEHIGHSPEEDMACHININGCENTERENTERSFORTHEPACETOCANREACH80M/MIN,EVENHIGH,AIRTRANSPORTCOMPETENTPACECANREACH100M/MINABOUTALOTOFCARFACTORIESINTHEWORLDATPRESENT,INCLUDINGSHANGHAIGENERALMOTORSCORPORATIONOFOURCOUNTRY,ADOPT,SUBSTITUTEANDMAKETHELATHEUPWITHHIGHSPEEDMACHININGCENTERPRODUCTIONLINEPARTTHATMAKEUPALREADYHYPERMACHLATHEOFCOMPANY,CINCINNATIOFUSA,ENTER,GIVEPACETOBEMOST4LOUDTOREACH60M/MIN,ITIS100M/MINTOBEFAST,ACCELERATIONREACH2G,THEROTATIONALSPEEDOFTHEMAINSHAFTHASALREADYREACHED60000R/MINPROCESSINGATHINWALLOFPLANEPARTS,SPEND30MINONLY,ANDSAMEPARTGENERALATAHIGHSPEEDMILLINGMACHINEPROCESSANDTAKE3H,PROCESSANDNEED8HWITHORDINARYMILLINGMACHINE;THEPACESANDACCELERATIONOFMAINSHAFTOFDUALMAINSHAFTLATHESOFGERMANYDMGCOMPANYREACH12SEPARATELY000R/MMAND1GINMACHININGACCURACY,INTHEPAST10YEARS,ORDINARYPROGRESSIONHASACCUSEDOFTHEMACHININGACCURACYOFTHELATHETOALREADYIMPROVEFROM10ΜMTO5ΜM,ACCURATEGRADESOFMACHININGCENTERFROM35ΜM,RAISETO115ΜM,ANDULTRAPRECISIONMACHININGACCURACYBEGIN,ENTERGETTINGNANOMETERALREADYINMACHININGACCURACY,THEPAST10YEARS,ORDINARYPROGRESSIONACCUSEOFMACHININGACCURACYOFLATHERAISETO5ΜM,FROM35ΜMACCURATEGRADESOFMACHININGCENTERFROM10ΜMALREADY,IMPROVETO115ΜM,ANDTHEULTRAPRECISIONMACHININGACCURACYHASALREADYBEGUNTOENTERNANOMETER001ΜMLYINDEPENDABILITY,MTBFVALUEOFTHEFOREIGNNUMERICALCONTROLDEVICEHASALREADYREACHEDABOVE6000H,MTBFVALUEOFTHESERVOSYSTEMREACHESABOVE30000H,DEMONSTRATEVERYHIGHDEPENDABILITYFORREALIZEATAHIGHSPEED,HIGHFINISHMACHINING,RELATEDTOITFUNCTIONPARTIFELECTRICMAINSHAFT,STRAIGHTLINEELECTRICALMACHINERYGETFASTDEVELOPMENT,THEAPPLICATIONISFURTHEREXPANDED125AXLESLINKANDPROCESSANDCOMPOUNDANDPROCESSTHELATHETODEVELOPFASTADOPT5AXLELINK,TOTHREEDIMENSIONALCURVEDSURFACEPROCESSINGOFPART,CANCUTWITHTHEBESTGEOMETIRCFORMOFTHECUTTER,NOTONLYHIGHLYPOLISHED,BUTALSOEFFICIENCYISIMPROVEDBYALARGEMARGINITISGENERALLYACKNOWLEDGED,A5AXLEGEARBEDSOFEFFICIENCYCANEQUAL23AXLEGEARBEDS,USECUBICNITROGENBORONWAITULTRAHARDMATERIALMILLINGCUTTERGOONATAHIGHSPEEDMILLING,SHARPENING,QUENCHINGHARDSTEELATTHEPART,5AXLELINK,PROCESSCONSTANT3AXLELINK,PROCESS,GIVEPLAYTOHIGHBENEFITBUTGOOVERBECAUSE5AXLESLINKTHENUMERICALCONTROL

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