37外文翻译----数控技术和装备发展趋势及对策

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NumericalcontroltechnologyandequippingdevelopmenttrendandcountermeasureEquiptheengineeringlevel,levelofdeterminingthewholenationaleconomyofthemodernizeddegreeandmodernizeddegreeofindustry,numericalcontroltechnologyisitdevelopnewdevelopingnewhigh-techindustryandmostadvancedindustrytoequip(suchasinformationtechnologyandhisindustry,biotechnologyandhisindustry,aviation,spaceflight,etc.nationaldefenseindustry)lasttechnologyandgettingmorebasicmostequipment.Marxhaseversaidthedifferencesofdifferenteconomictimes,donotlieinwhatisproduced,andlieinhowtoproduce,producewithsomemeansoflabor.Manufacturingtechnologyandequippingthemostbasicmeansofproductionthatarethatthemankindproducedtheactivity,andnumericalcontroltechnologyisnowadaysadvancedmanufacturingtechnologyandequipsthemostcentraltechnology.Nowadaysthemanufacturingindustryallaroundtheworldadoptsnumericalcontroltechnologyextensively,inordertoimprovemanufacturingcapacityandlevel,improvetheadaptivecapacityandcompetitivepowertothechangeablemarketofthetrends.Inadditioneveryindustriallydevelopedcountryintheworldalsoclassifiesthetechnologyandnumericalcontrolequipmentofnumericalcontrolasthestrategicmaterialsofthecountry,notmerelytakethegreatmeasuretodevelopone'sownnumericalcontroltechnologyandindustry,andimplementblockadingandrestrictivepolicytoourcountryinviewofhigh-grade,precisionandadvancedkeytechnologyofnumericalcontrolandequipping.Inaword,developtheadvancedmanufacturingtechnologytakingnumericalcontroltechnologyasthecoreandalreadybecomeeveryworlddevelopedcountryandaccelerateeconomicdevelopmentinamorecost-effectivemanner,importantwaytoimprovetheoverallnationalstrengthandnationalposition.Numericalcontroltechnologyisthetechnologycontrolledtomechanicalmovementandworkingcoursewithdigitalinformation,integratedproductsofelectromechanicsthatthenumericalcontrolequipmentisthenewtechnologyrepresentedbynumericalcontroltechnologyformstothemanufactureindustryofthetraditionandinfiltrationofthenewdevelopingmanufacturingindustry,namelytheso-calleddigitizationisequipped,itstechnologicalrangecoversalotoffields:(1)Mechanicalmanufacturingtechnology;(2)Informationprocessing,processing,transmissiontechnology;(3)Automaticcontroltechnology;(4)Servodrivetechnology;(5)Technologyofthesensor;(6)Softwareengineering,etc..DevelopmenttrendofanumericalcontroltechnologyTheapplicationofnumericalcontroltechnologyhasnotonlybroughttherevolutionarychangetomanufacturingindustryofthetradition,makethemanufacturingindustrybecometheindustrializedsymbol,andwiththeconstantdevelopmentofnumericalcontroltechnologyandenlargementoftheapplication,thedevelopmentofsomeimportanttrades(IT,automobile,lightindustry,medicaltreatment,etc.)tothenationaleconomyandthepeople'slivelihoodofhisplaysamoreandmoreimportantrole,becausethedigitizationthatthesetradesneededtoequiphasalreadybeenthemaintrendofmoderndevelopment.Numericalcontroltechnologyintheworldatpresentandequippingthedevelopmenttrendtosee,thereisthefollowingseveralrespect[1-]initsmainresearchfocus.1Ahigh-speed,highfinishmachiningtechnologyandnewtrendequippedTheefficiency,qualityaresubjavanufacturingtechnology.High-speed,highfinishmachiningtechnologycanraisetheefficiencygreatly,improvethequalityandgradeoftheproducts,shortenproductioncycleandimprovethemarketcompetitivepower.Japancarriesthetechnologicalresearchassociationfirsttoclassifyitasoneofthe5greatmodernmanufacturingtechnologiesforthis,learn(CIRP)toconfirmitasthecentreinthe21stcenturyandstudyoneofthedirectionsininternationalproductionengineering.Inthefieldofcarindustry,produceonesecondwhenbeatsuchasproductionof300,000/vehicleperyear,andmanyvarietyprocessitiscarthatequipkeyproblemthatmustbesolvedoneof;Inthefieldsofaviationandaerospaceindustry,sparepartsofitsprocessingaremostlythethinwallandthinmuscle,rigidityisverybad,thematerialisaluminiumoraluminiumalloy,onlyinasituationthatcutthespeedandcutstrengthverysmallhigh,couldprocessthesemuscles,walls.Adoptlarge-scalewholealuminiumalloymethodthatblankpayemptymakethewingrecently,suchlarge-scalepartsasthefuselage,etc.cometosubstitutealotofpartstoassemblethroughnumerousrivet,screwandotherconnectionway,maketheintensity,rigidityanddependabilityofthecomponentimproved.Allthese,toprocessingandequippingthedemandwhichhasproposedhigh-speed,highpreciseandhighflexibility.AccordingtoEMO2001exhibitionsituation,high-speedmachiningcenterisitgivespeedcanreach80m/minisevenhigh,airtransportcompetentspeedcanupto100m/mintobeabouttoenter.Alotofautomobilefactoriesintheworldatpresent,includingShanghaiGeneralMotorsCorporationofourcountry,havealreadyadoptedandsubstitutedandmadethelatheupwiththeproductionlinepartthatthehigh-speedmachiningcentermakesup.HyperMachlatheofU.S.A.CINCINNATICompanyenterstonearlybiggest60m/minofspeed,itis100m/mintobefast,theaccelerationreaches2g,therotationalspeedofthemainshafthasalreadyreached60000r/min.Processingathinwallofplaneparts,spend30minonly,andsamepartgeneralatahighspeedmillingmachineprocessandtake3h,theordinarymillingmachineisbeingprocessedtoneed8h;Thespeedandaccelerationofm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