机械工程及自动化 外文翻译 外文文献 英文文献 数控技术和装备发展趋势.docx
《机械工程及自动化 外文翻译 外文文献 英文文献 数控技术和装备发展趋势.docx》由会员分享,可在线阅读,更多相关《机械工程及自动化 外文翻译 外文文献 英文文献 数控技术和装备发展趋势.docx(8页珍藏版)》请在冰豆网上搜索。
Numericalcontroltechnologyandequipmenttrendofdevelopment
Theequipmentindustrytechnicallevelandthemodernizeddegreeweredeciding
theentirenationaleconomylevelandthemodernizeddegree,thenumericalcontroltechnologyandtheequipmentarethedevelopmentemerginghightechnologyandnewtechnologyindustryandthestate-of-artindustry(forexampledefenseindustryindustriesandsooninformationtechnologyandindustry,biologicaltechnologyandindustry,aviation,astronautics)enablesthetechnologyandthemostbasicequipment.Marxhadsaid“eachkindofeconomicaltimedifference,doesnotlieinproducesany,buthowliesinproduces,withanymeansoflaborproduction”.Thetechniqueofmanufactureandtheequipmentisthehumanityproducesactivethemostbasicproducergoods,butthenumericalcontroltechnologyalsoisadvancednowthetechniqueofmanufactureandtheequipmentmostcoretechnology.Nowthevariouscountriesmanufacturingindustrywidelyusesthenumericalcontroltechnology,sharpensthemanufacturingcapacityandthelevel,enhancestothedynamicchangeablemarketadaptivenessandcompetitiveability.Inadditionintheworldvariousindustriesdevelopedcountryalsolistsasthenationalstrategicresourcesthenumericalcontroltechnologyandthenumericalcontrolequipment,notonlytakesthesignificantmeasuretodevelopownnumericalcontroltechnologyandtheindustry,moreoverimplementstheblockadeandthelimitpolicyin“preciseandadvanced”thenumericalcontrolkeytechnologiesandtheequipmentaspecttoourcountry.Inbrief,developsvigorouslytakethenumericalcontroltechnologyhasbecometheworldeachdevelopedcountryaccelerationeconomydevelopmentasthecoreadvancedtechniqueofmanufacture,enhancesthecomprehensivenationalstrengthandthenationalstatusimportantway.
Thenumericalcontroltechnologyiscarriesonthecontrolwiththenumericalinformationtothemechanicalmovementandtheworkprocessthetechnology,thenumericalcontrolequipmentistakethenumericalcontroltechnologyasrepresentative'snewtechnologytheintegrationofmachineryproductwhichformstothetraditionalmanufactureindustryandtheemergingmanufacturingindustryseepage,namelyso-calleddigitizedequipment,itstechnicalscopecoververymanydomains:
(1)machinemanufacturetechnology;
(2)informationprocessing,processing,transmissiontechnology;(3)automaticcontroltechnology;(4)servoactuatesthetechnology;(5)sensortechnology;(6)softwaretechnologyandsoon.
1numericalcontroltechnologytrendofdevelopment
Notonlythenumericalcontroltechnologyapplicationhasbroughttherevolutionarychangeforthetraditionalmanufacturingindustry,causesthemanufacturingindustrytobecometheindustrializationthesymbol,moreoveralongwithnumericalcontroltechnologyunceasingdevelopmentandapplicationdomainexpansion,hetonationaleconomyandthepeople'slivelihoodsomeimportantprofessions(IT,automobile,lightindustry,medicalserviceandsoon)developmentmoreandmorevitalrole,becausetheseprofessionsmustequipthedigitizationalready
wasthemoderndevelopmentmajortendency.Thenumericalcontroltechnologyandtheequipmentdevelopmenttendencylookedfromthepresentworldthat,itsmainresearchhotspothasfollowingseveralaspect[1~4].
1.1highspeed,highprecisionworktechnologyandequipmentnewtendency
Theefficiency,thequalityaretheadvancedtechniqueofmanufacturemainbodies.Highspeed,thehighprecisionworktechnologymayenhancetheefficiencyenormously,enhancestheproductthequalityandthescale,reducestheproductioncycleandsharpensthemarketcompetitionability.Listsasoneof5greatmoderntechniquesofmanufactureforthisJapanTipTechnologyResearchboardit,theinternationalproductionprojectlearns(CIRP)itsdeterminationisoneof21stcenturycentralresearchdirections.
Inthepassengervehicleindustrydomain,yearlyproduces300,000productionmetreswas40/s,moreoverthemulti-varietyprocessingisoneofkeyquestionswhichthepassengervehicleequipmentmustsolve;Intheaviationandtheastronavigationindustrydomain,itsprocessingsparepartmanyforthethinwallandthethinmuscle,therigidityisverybad,materialforaluminumoraluminumalloy,onlytheninthehighcuttingspeedandthecuttingforceverysmallsituation,cantothesemuscles,thewallcarryontheprocessing.Recentlyusesthelarge-scaleoverallaluminumalloysemifinishedmaterials“pulloutspatially”themethodtomakethewing,thefuselageandsoonthelarge-scalecomponentssubstitutesmanycomponentsthroughthemultitudinousrivets,theboltandotherjointwayassembling,causesthecomponenttheintensity,therigidityandthereliabilityobtainstheenhancement.Thesealltoprocessedtheequipmenttoproposehighspeed,GaoJing