多功能等離子弧金屬表面改性處理裝置應(yīng)用基礎(chǔ)研究.pdf

1、攀瓣艇瓣t，、。燮簍一一擎蟹黝镕8黼l#瓣潦爨一鏃蘸。纛繁蕺群黧生攀麓潦文滁交囊瓣s窶臻麓攀溪予巍鑫藤囊戮蕊縫鏈糕濺黌蠹黼麟勰瓣褒熬燃#辮褡馥粼滲辮專遂《澎髓揀黲#麟巍騫懿s誨囂燃髓懿褥攀鎊瓣黲窿鬟蠛瓣瓣瀵蓊蕊髓童墊韭箜塞王受全星壅墮墼絲竺蘭莖量墮旦蔓!!嬰至BasicStudyofMultipurposeMetalSurfaceModificationEquipmentApplicationABSTRACTAsthemostcommo

2、nlyheatsourceinthefieldofmetalmaterialsurfaceengineeringplasmaarchasuniquemerits，suchashightemperature，steadyarcfan，concentrativeheatquantityhighheattransferefficiencyandheatefficiencyand80onPlasmametalsurfacemodificatio

3、ntechnologyhasobviousadvantageinmetalmaterialsmodificationtechnologiesBased011traditionalplasmapowderweldingandplasmasprayingequipments，themultipurposemetalsurfacemodificationequipmentwasdesignedTheequipmentiscontrolledt

4、hroughprogrammablecontrollerandcouldbeusedinplasmaspraying，plasmapowderwelding，plasmaquenching，andplasmacladdingPlasmapowderweldingandplasmanondilutedcladdingtechnologywerestudied，andthegroundworkwerelaidforfutureresearc

5、hontheapplicationofplasmaarcinrnbbermachineThesprayedselffluxingalloypowderandmetalmatrixsurfaceweremeltedbyplasmaarc；moltenalloypowderandslightlymoltenmetalmatrixweremeltedtogetherSOthatthelow—dilutedplasmapowderwelding

6、coatingwasformedTakethetransferredarcasmainheatsource，non—transferredarcasassistantheatsourceofmulfipurposeplasmaarcmetalsurfacemodificationequipment，theinfluenceoftechnologicalparameters(suchastransferredcurrent，nontran

7、sferredcurrent，powdersendingquantity，powdersendinggasfluxandSOon)onthestructure，thickness，anddilutionofplasmapowderweldingcoatingwerestudiedTheoptimumtechnologicalparametersweregainedthoughtheanalysesoftheshaped，themicro