车铣复合机床外文翻译.doc

车铣复合机床外文翻译.doc

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Numericalcontroltechnologyandequipingdevelopmenttrend

Equiptheengineeringlevel,levelofdeterminingthewholenationaleconomyofthemodernizeddegreeandmodernizeddegreeofindustry,numericalcontroltechnologyisitdevelopnewdevelopingnewhigh-techindustryandmostadvancedindustrytoequip（suchasinformationtechnologyandhisindustry,biotechnologyandhisindustry,aviation,spaceflight,etc.nationaldefenseindustryindustry）lasttechnologyandgettingmorebasicmostequipment.Marxhaseversaid"thedifferencesofdifferenteconomictimes,donotlieinwhatisproduced,andlieinhowtoproduce,producewithsomemeansoflabor".Manufacturingtechnologyandequipingthemostbasicmeansofproductionthatarethatthemankindproducedtheactivity,andnumericalcontroltechnologyisnowadaysadvancedmanufacturingtechnologyandequipsthemostcentraltechnology.Nowadaysthemanufacturingindustryallaroundtheworldadoptsnumericalcontroltechnologyextensively,inordertoimprovemanufacturingcapacityandlevel,improvetheadaptivecapacityandcompetitivepowertothechangeablemarketofthetrends.Inadditioneveryindustriallydevelopedcountryintheworldalsoclassifiesthetechnologyandnumericalcontrolequipmentofnumericalcontrolasthestrategicmaterialsofthecountry,notmerelytakethegreatmeasuretodevelopone'sownnumericalcontroltechnologyandindustry,andimplementblockadingandrestrictivepolicytoourcountryinviewof"high-grade,precisionandadvancedkeytechnologyofnumericalcontrol"andequiping.Inaword,developtheadvancedmanufacturingtechnologytakingnumericalcontroltechnologyasthecoreandalreadybecomeeveryworlddevelopedcountryandaccelerateeconomicdevelopmentinamorecost-effectivemanner,importantwaytoimprovetheoverallnationalstrengthandnationalposition.

Numericalcontroltechnologyisthetechnologycontrolledtomechanicalmovementandworkingcoursewithdigitalinformation,integratedproductsofelectromechanicsthatthenumericalcontrolequipmentisthenewtechnologyrepresentedbynumericalcontroltechnologyformstothemanufactureindustryofthetraditionandinfiltrationofthenewdevelopingmanufacturingindustry,namelytheso-calleddigitizationisequipped,itstechnologicalrangecoversalotoffields:

（1）Mechanicalmanufacturingtechnology;

（2）Informationprocessing,processing,transmissiontechnology;（3）Automaticcontroltechnology;（4）Servodrivetechnology;（5）Technologyofthesensor;（6）Softwareengineering,etc..

Developmenttrendofanumericalcontroltechnology

Numericalcontroltechnologyintheworldatpresentandequipingthedevelopmenttrendtosee,thereisthefollowingseveralrespect[1-]initsmainresearchfocus.

1.Ahigh-speed,highfinishmachiningtechnologyandnewtrendequipped

Theefficiency,qualityaresubjavanufacturingtechnology.High-speed,highfinishmachiningtechnologycanraisetheefficiencygreatly,improvethequalityandgradeoftheproducts,shortenproductioncycleandimprovethemarketcompetitivepower.Japancarriesthetechnologicalresearchassociationfirsttoclassifyitasoneofthe5greatmodernmanufacturingtechnologiesforthis,learn（CIRP）toconfirmitasthecentreinthe21stcenturyandstudyoneofthedirectionsininternationalproductionengineering.

Inthefieldofcarindustry,produceonesecondwhenbeatsuchasproductionof300,000/vehicleperyear,andmanyvarietyprocessitiscarthatequipkeyproblemthatmustbesolvedoneof;Inthefieldsofaviationandaerospaceindustry,sparepartsofitsprocessingaremostlythethinwallandthinmuscle,rigidityisverybad,thematerialisaluminiumoraluminiumalloy,onlyinasituationthatcutthespeedandcutstrengthverysmallhigh,couldprocessthesemuscles,walls.Adoptlarge-scalewholealuminiumalloymethodthatblank"payempty"makethewingrecently,suchlarge-scalepartsasthefuselage,etc.cometosubstitutealotofpartstoassemblethroughnumerousrivet,screwandotherconnectionway,maketheintensity,rigidityanddependabilityofthecomponentimproved.Allthese,toprocessingandequipingthedemandwhichhasproposedhigh-speed,highpreciseandhighflexibility.

1.2Linkandprocessandcompoundtoprocessthefastdevelopmentofthelathein5axes

Adopt5axlestolinktheprocessingofthethree-dimensionalcurvedsurfacepart,cancutwiththebestgeometryformofthecutter,notonlyhighlypolished,butalsoefficiencyimprovesbyalargemargin.Itisgenerallyacknowledged,theefficiencyofan5axlegearbedscanequal23axlegearbeds,isitwaitfortousethecubicnitrogenboronthemillingcutterofultrahardmaterialismilledandparedatahighspeedwhilequenchingthehardsteelpart,5axleslinkandprocess