机械制造加工外文翻译外文文献英文文献电火花线切割技术Word文件下载.docx
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机械制造加工外文翻译外文文献英文文献电火花线切割技术Word文件下载.docx
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机械制造加工外文翻译外文文献英文文献电火花线切割技术@#@WireEDMTechnology@#@Abstract:
@#@Withthecontinuousimprovementofmachinerymanufacturingandtheneedforprecisionprocessing,advancedmachinerymanufacturingtechnologyalsomatterofcourse.Inthispaper,EDMwirecuttingtechnologyanditsapplicationanddevelopmenttrends.@#@Keywords:
@#@Mechanicalmanufacturingtechnology,EDMwirecutting0.Preface@#@Manufacturingtechnologyisnotonlyameasureofacountryanimportantindicatoroftheleveloftechnologicaldevelopmentisthefocusofinternationaltechnologicalcompetition.Machinerymanufacturingtechnologyisthestudyofproductdesign,production,processing,manufacturing,sellinganduse,maintenanceservicesandeventhewholeprocessofrecyclingtheengineeringdisciplines,istoenhancequality,efficiency,competitivenessasthegoal,includingmaterialflow,informationflowandenergyflowcompletesystemworks.Withthedevelopmentofsociety,therequirementsforproducts,greatchangeshavetakenplace,askedtodiversespecies,updatetospeed,qualitytohigh-end,theusetobeconvenient,thepricemustbereasonableandappearancetoappearance,higherdegreeofautomation,servicebetter,moreandmoretomeettherequirementsnecessarytoadoptadvancedmachinemanufacturingtechnology.Thecharacteristicsofadvancedmanufacturingtechnology:
@#@
(1)itisthe21stcenturytechnology.
(2)itisthetechnologyforindustofmicro-holeslot,narrow,arbitrarycurves,withallowanceofsmall,highprecision,shortproductioncycle,manufacturinghighlighttheadvantagesoflowcost,hasbeenwidelyapprialapplications.(3)itistoharnesstheproductionprocesssystemsengineering.(4)itisatechnologyforglobalcompetition.(5)itistheunityofthethreeelementsofmarketcompetition.@#@However,EDMwirecuttingtechnologyisoneofadvancedmanufacturingtechnology,mechanicalproductionandwideapplication,itismainlyusedforprocessingavarietyofcomplexshapesandprecisionsmallparts,forexample,Diepunch,die,punchanddie,fixedplate,stripperplateandsoon,formingcutter,model,EDMmachiningthemetalelectrode,avarietyliedinproduction,thecurrentaccountabroadWEDMEDMover60%ofthetotal.ThefollowinghighlightsWEDMmachiningtechnologyandapplicationofprinciplesanddevelopmenttrends.@#@1.PrinciplesofWEDM@#@WEDM(WirecutElectricalDischargeMachining,referredtoastheWEDM),sometimesalsoknownascutting.Thebasicphysicalprincipleisthepresenceoffreepositiveionsandelectronstoaccumulate,andsoontobeionizedtoformaconductivechannel.Inthisstage,acurrentbetweentwoplates,leadtonumerouscollisionsbetweenparticlesoccur,formingaplasma,andsoonincreasedto8000to12,000degreesCelsius,meltingmomentsinthetwoconductors,someofthematerialatthesametime,theelectrodeanddielectricfluidvaporized,formingabubble,therulesanditincreaseduntilthepressureisveryhigh.Andcurrentinterruption,thetemperaturesuddenlydrop,causingthebubbleimplosion,themomentumgeneratedtomeltthematerialthrownintothecrater,andthenthematerialiscorrosivefluidinthedielectricre-condensedintoasmallball,andwasdischargeddielectricfluid.NC-controlledthenthemonitoringandcontrol,servobodies,sothatthephenomenonofuniformdischargetoachievetheprocessingofmaterialstobeprocessed,makingitmeettherequirementsofsizeandshapeprecisionproducts.@#@Onthisbasis,ourdomesticdevelopmentoftheFastWireSystem(HS).EuropeandJapan,developedthewalkingsystem(LS).Themaindifferenceis1,theelectrodewireoftungstenandmolybdenumalloywireused,theforeignuseofbrass.2,byspecificationoftheworkingfluid,demonizedwaterusedabroad.3,takethewireofthespeedof11meters/secondorso,abroadfor3to5m/min.4,werepeattheelectrodewireistouseuntilthebrokenwiretotheforeignisnotreusedafterthewalk.5,ourprecisionthaninothercountries.@#@Accordingtotheelectrodewirerunningatdifferentspeeds,andprocessingqualityofdifferentWEDMisusuallydividedintothreecategories:
@#@thefirstistogowirespeedWEDM(WEDM-HS),theelectrodewireforhigh-speedreciprocatingmotion,generallytakethewirespeedof8~10m/s,theelectrodewirecanbereused,thehigherprocessingspeed,rapidwalkingeasilyleadtotheelectrodewireandreversewirejitterwhenthepause,thedeclineinthequalityprocessistheproductionanduseofthemainmachinespecies,butalsoouruniqueWEDMmodel;@#@secondisthelow-speedWEDMwirewalk(WEDM-LS),theelectrodewireforlow-speedone-waymovement,generallytakethewirespeedislowerthan0.2m/s,nolongerinuseafterdischargeelectrodewire,smooth,uniform,smalljitter,processing,betterquality,buttheprocessingspeedoflowerproductionanduseisthemainforeignmodels.
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- 机械制造 加工 外文 翻译 文献 英文 电火花 切割 技术
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