数控技术数控加工中英文对照外文翻译文献.docx

数控技术数控加工中英文对照外文翻译文献.docx

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数控技术数控加工中英文对照外文翻译文献

中英文对照外文翻译文献

（文档含英文原文和中文翻译）

Thedevelopmenttrendofthenumericalcontroltechnology

Haveintroducednumericalcontroltechnologyandthedevelopmenttrendoftheequipmentandthecurrentsituationsofthetechnicaldevelopmentofnumericalcontrolequipmentandindustrializationofourcountryofourtimesbriefly,havediscussedunderthenewenvironmentfurtherdeepenedinourcountry''saccessiontotheWTOandopeningtotheoutsideworldonthisbasis,developtechnologyofnumericalcontrolofourcountryandtheimportanceoftheinformation-basedlevelofmanufacturingindustryofourcountryandinternationalcompetitivenessequips,improves,andhasputforwardtechnologyofnumericalcontrolofourcountryandsomeviewsequippedofdevelopingfromtwoaspectsofstrategyandtactics.

Theengineeringlevelofequipmentindustryandmodernizedintensityaredeterminingthelevelofthewholenationaleconomyandmodernizedintensity,numericalcontroltechnologyandequip,developnewdevelopingnewhigh-techindustryandmostadvancedindustryTocanmaketechnologyandbasicequipmentmost（nationaldefenseindustryindustries,suchasinformationtechnologyandtheirindustry,biotechnology,industry,aviation,spaceflight,etc.）.Marxhaseversaid"thedifferencesofdifferenteconomictimes,donotlieinwhatisproduced,lieinhowproduce,withwhatmeansoflaborproduce".Manufacturingtechnologyandequippingthemostbasicmeansofproductionthatarethatthemankindproducedtheactivity,andnumericalcontroltechnologytoequipmostcentraltechnology.Nowadaysthemanufacturingindustryallaroundtheworldadoptsthetechnologyofnumericalcontrolextensively;inordertoimprovemanufacturingcapacityandlevel,improvetheadaptivecapacityandcompetitivepowertothechangeablemarketofthetrends.Inadditioneveryindustriallydevelopedcountryintheworldalsoclassifiesthetechnologyandnumericalcontrolequipmentofnumericalcontrolasthestrategicmaterialsofthecountry,notmerelytakethegreatmeasuretodevelopone''sownnumericalcontroltechnologyandindustry,andimplementblockadingandrestrictivepolicytoourcountryin"high-grade,precisionandadvanced"keytechnologyandequipmentofnumericalcontrol.Inaword,developtakingtechnologyofnumericalcontrolasthecoreadvancedmanufacturingtechnologybecomeworldalldevelopedcountry;accelerateeconomicdevelopmentalreadyinamorecost-effectivemanner,importantroutetoimprovethecomprehensivenationalstrengthandnationalposition.

Developmenttrendofanumericalcontroltechnology

Ahigh-speed,highfinishmachiningtechnologyandnewtrendequipped

Efficiency,qualityaresubjectsoftheadvancedmanufacturingtechnology.Atahighspeed,highfinishmachiningtechnologycanraisetheefficiencygreatly,qualityandgradetoraiseproduct,shortenproductioncycleandimprovethecompetitivepowerofmarket.Japancarrytechnologicalresearchassociationclassifytheirasoneofthe5loudmodernmanufacturingtechnologiesfirstforthisreason,learn（CIRP）toconfirmitasthecentreinthe21stcenturytostudyoneofthedirectionsininternationalproductionengineering.Inthefieldofcarindustry,produce40secondwhenbeatsuchasproductionof300,000/vehicleperyear,andmanyvarietyprocessitiscarthatequiponeofthekeyproblemsthatmustbesolved;Inthefieldsofaviationandaerospaceindustry,itsprocessing''ssparepartsaremostlythethinwallandthinmuscle,rigidityverybad,materialaluminumoraluminumalloy,inhightocutpaceandcutstrengthveryunderthelittlesituationonly,couldprocessthesemuscles,walls.Adoptlarge-scalewholealuminiumalloyblankmethodof"payempty"makethewingrecently,large-scalepartssuchasthefuselage,etc.cometosubstitutealotofpartstoassemblethroughnumerousrivet,screwandotherconnectionways,maketheintensity,rigidityanddependabilityofthecomponentimproved.Alltheserequirementforprocessingandequippingandproposinghigh-speed,highandpreciseandhighflexibility.

Inmachiningaccuracy,thepast10years,ordinaryprogressionaccuseofmachiningaccuracyoflatheraiseto5μm,from3-5μmaccurategradesofmachiningcenterfrom10μmalready,improveto1-1.5μm,andtheultraprecisionmachiningaccuracyhasalreadybeguntoenternanometer（0.01μm）ly.Independability,MTBFvalueoftheforeignnumericalcontroldevicehasalreadyreachedabove6000h,MTBFvalueoftheservosystemreachesabove30000h,demonstrateveryhighdependability.Forrealizeatahighspeed,highfinishmachining,relatedtoitfunctionpartifelectricmainshaft,straightlineelectricalmachinerygetfastdevelopment,theapplicationisfurtherexpanded.

Intellectualizations,openstyle,thenetworkturnsintoforthecontemporarynumericalcontrolsystemdevelopmentmainlyhastens

The21stcenturynumericalcontrolequipmentswillbehascertainintellectualizedthesystem,theintellectualizedcontentincludinginnumericalcontrolsystemeachaspect:

Inordertopursuetheprocessingefficiencyandtheprocessingqualityaspectintellectualization,likeprocessingprocessadaptivecontrol,craftparameterautomaticproduction;Inordertoenhancetheactuationperformanceandtheuseconnectionconvenientintellectualization,likethefeed-forwardcontrol,theelectricalmachineryparameterauto-adaptedoperation,theautomaticdiagnosisloadautomaticdesignationmodel,isautomaticentiregrades;Simplificationprogramming,simplificationoperationaspectintellectualization,likeintellectualizedautomaticprogramming,intellectualizedman-machinecontactsurfaceandsoon;Alsohastheintelligencetodiagnose,theintelligentmonitoringaspectcontent,theconveniencesystemdiagnosisandtheserviceandsoon

Inordertosolvethetraditionalnumericalcontrolsystemsealandthenumericalcontrolapplicationsoftwareindustryproductionexistencequestion.Atpresentmanycountriesconducttheresearchtotheopenstylenumericalcontrolsystem,likeUS''SNGC（TheNextGenerationWork-Station/MachineControl）,EuropeanEconomicCommunity''sOSACA（OpenSystemArchitectureforControlwithinAutomationSystems）,Japan''sOSEC（OpenSystemEnvironmentforController）,China''sONC（OpenNumericalControlSystem）andsoon.Thenumericalcontrolsystemwillopenalreadybecomesthenumericalcontrolsystemroadofthefuture.Theso-calledopenstylenumericalcontrolsystemisthenumericalcontrolsystemdevelopmentmayintheunifiedmovementplatform,facetheenginebedfactoryandtheend-user,throughthechange,theincreaseorthetailorstructureobject（numericalcontrolfunction）,formstheseriation,andmayconvenientlyintegratesuser''sspecialapplicationandthetechnicalknackinthecontrolsystem,thefastrealizationdifferentvariety,thedifferentscaleopenstylenumericalcontrolsystem,formshasthebrightindividualityfamousbrandgoods.Atpresenttheopenstylenumericalcontrolsystemsystemstructurestandard,thecorrespondencestandard,thedispositionstandard,themovementplatform,thenumericalcontrolsystemfunctionstorehouseaswellasthenumericalcontrolsystemfunctionsoftwaredevelopmentkitandsoonisthecurrentresearchcore

Takesthenewtechnicalstandard,thestandardestablishment

Aboutnumericalcontrolsystemdesigndevelopmentgauge

Asnotedpreviously,therearebettercommonability,flexibility,adaptability,expandingintheopennumericalcontrolsystem,countriessuchasU.S.A.,EuropeanCommunityandJapan,etc.implementthestrategicdevelopmentplanoneafteranother,carryonresearchandformulationofthesystematicnormofstructuralnumericalcontroloftheopensystem（OMAC,OSACA,OSEC）,3ofworldheavyeconomycarryonthesamescienceplanandstandardizeformulationnearlyinashorttimemost,haveindicatedanewarrivalofperiodofchangeofthetechnologyofnumericalcontrol.OurcountrystartedresearchandformulationwhichstandardizedtheframeofONCnumericalcontrolsystemofChinatooin2000.

Aboutthenumericalcontrolstandard

Thenumericalcontrolstandardisakindoftrendofinformation-baseddevelopmentofmanufacturingindustry.Numericalcontroltechnologyinformationexchangeof50yearborn,tobasedonISO6983standard,adoptG,Mcodedescribeshowprocesses,itsessentialcharacteristicfacestheprocessingcourse,obviously,hecan''tmeetdemandsofhigh-speeddevelopmentofthetechnologyofmodernnumericalcontrolmoreandmorealready.Forthisreason,studyingandmakingakindofnewCNCsystemstandardISO14649（STEP-NC）intheworld,itspurposeisofferingakindofneutralmechanismnotdependingontheconcretesystem,candescribetheunifieddatamodelinwholelifespanoftheproducts,thusrealizethewholemanufactureprocess,andeventhestandardizationofeachindustrialfieldproductinformation.

TheappearanceofSTEP-NCmaybearevolutionofthetechnicalfieldofthenumericalcontrol,ondevelopmentandeventhewholemanufacturingindustryofthetechnologyofnumericalcontrol,willexertafar-reachinginfluence.Firstofall,STEP-NCputsforwardakindofbrand-newmanufactureidea,inthetraditionalmanufactureidea,NCprocessestheprocedurestoallconcentrateonsinglecomputer.Underthenewstandard,NCprocedurecanbedispersedonInternet,thisisexactlyadirectionofopen,networkeddevelopmentoftechnologyofnumericalcontrol.Secondly,STEP-NCnumericalcontrolsystemalsocanreduce,process（about75%）drawing,processprocedureworkout（about35%）timeandprocess（about50%）timegreatly.

Atpresent,American-European