激光加工表面微织构对陶瓷刀具摩擦磨损性能的影响

4410201510SUＲFACETECHNOLOGY2015-06-302015-07-14Ｒeceived2015-06-30Ｒevised2015-07-1450675038511750922010A0402030022011A091000002FundSupportedbyNationalNaturalScienceFoundationofChina5067503851175092GuangdongTechnologyProjectstoPromotetheDevelopmentofTechnologyServicesSpecialPrograms2010A040203002TheProvincialMinistryofCombinationTechnologyInnovationPlatform2011A0910000021990—。BiographyLIUZe-yu1990—MalefromHenanMastergraduatestudentＲesearchfocuslasermachining．1964—。CorrespondingauthorWEIXin1964—FemalePh．D．ProfessorＲesearchfocusadvancedprocessingtechnologyinspectandcontrolofthemachi-ningprocess．510006。。ABAQUS。90N、300r/min、30min0．420．35。16．68～18．19MPa21．96～31．37MPa。。TG156．99TG71A1001-3660201510-0033-07DOI10．16490/j．cnki．issn．1001-3660．2015．10．006InfluenceofSurfaceMicroTexturewithLaserProcessingontheFrictionandWearPerformanceofCeramicCutterLIUZe-yuWEIXinXIEXiao-zhuHUAXian-gangHONGJi-weiSchoolofElectromechanicalEngineeringGuangdongUniversityofTechnologyGuangzhou510006ChinaABSTＲACTObjectiveTooptimizethemorphologyofmicrotextureonceramiccuttersurfaceinordertoobtainmicrotexturewithbetterantifrictionperformance．MethodsThroughfrictionandwearexperimenttheinfluenceofmicrotextureonthefrictionandwearperformanceofceramiccutterwasstudiedusingsinglefactorstudies．Surfacefrictioncoefficientunderdifferentmorpholo-33201510gywasmeasuredandthewearmorphologywasinspected．ThroughthefiniteelementanalysissoftwareABAQUSthefrictionprocessofmicrotexturesurfacewasanalyzed．Theeffectofdifferenttextureonstressdistributionofthecutterwasstudied．ＲesultsUndertheconditionof90N300r/min30mininthefrictionandweartestthefrictioncoefficientofthetoolwasabout0．42theradialmicrotextureonceramiccuttersurfacenamelythedirectionofmicrotexturewasverticalwiththedirectionofmotionhadalowfrictioncoefficientofonlyabout0．35．Thestressconcentrationonthesurfaceofthecutterwithouttextureoccurredintheforefrontofdeputycontactwiththecuttergrindingwhichrangedfromabout16．68MPato18．19MPa．Stressconcentrationwaseasytocausepartialwear．Whenthedirectionsofmicrotextureandspeedwereverticaltheequivalentstressvaluerangedfromabout21．96MPato31．37MPa．Thestressdistributionwasmoreeventhestresswasonbothsidesofthegrooveandthecutterwasmorewear-resisting．ConclusionComparedtocutterwithouttexturethecutterprocessedwithmicrotexturesuchasradialmi-crotexturecrossmicrotextureandcratertexturereducedthesurfacefrictioncoefficientimprovedthewearresistanceperfor-mance．Andthestressdistributionwasmorehomogeneous．KEYWOＲDSmicrotextureceramiccutterlasermachiningfrictionandwearperformancefrictioncoefficientwearmorphology1—2。。。3—9。1045#。1110～50μm。。。。11．1。ISOSNGN120708Al2O3/TiCN。。1。25μm101Fig．1Differentmorphologyofmicrotexture434410μm50μm60μm20μm100μm。V。150mm/s1W80kHz。0．2W。2。V。1。2Fig．2Sectionshapeofcrossmicrotexture1Tab．1Sizeofmicrotexturewithdifferentmorphology/μm/μm24．73410．00024．20013．19024．73310．82424．5679．78457．27820．3001．2CFT-Ⅰ。、、、、、。4mmGCr15。22．190N2mm300r/min30min。3。。。。。15～30min。。0．420．35。3Fig．3Theinfluenceofmicrotextureonthefrictioncoefficient4。。11—12。4Fig．4Averagefrictioncoefficientofdifferentmicrotexture53201510。。。2．2。。5。。。。。6。5Fig．5Wearmorphologyofdifferentmicrotexture6Fig．6Heightmapofweartopographyofmicrotexture634410。5。2．3。ABAQUS、13—15。--。。0．5mm、0．5mm、0．25mm2．5mm、0．5mm、0．5mm7-GCr15。7Fig．7ModeloffrictionandwearYX。Y15MPa。X、YZUl=UZ=U3=UＲI=UＲZ=UＲ3=0XV1=0．1。。。8。。。。8Fig．8Maximumequivalentstressofdifferentmicrotexture9。9a16．68～18．19MPa。。9b27．43～31．35MPa。9c21．96～31．37MPa。13。。9d34．38～40．11MPa。9e732015109Fig．9Stressdistributiononcuttersurfacewithdifferentmicrotexture36．84～44．21MPa。。31。。0．40．35。2。3。。1．J．2010123—6．QIBao-yunLILiangHENingetal．ApplicationofSurfaceTextureinToolAntifrictionTechnologyJ．ToolEnginee-ring2010123—6．2．J．20092103—108．SONGWen-longDENGJian-xinWANGZhi-junetal．MachiningPerformanceofMicro-poolToolsJ．Tribology83441020092103—108．3．J．20152228—235．YANGChaoLIUXiao-junYANGHai-dongetal．EffectoftheTexturedSurfaceontheCuttingPerformanceoftheToolandtheFrictionPropertyfortheＲakeFaceJ．Tribology20152228—235．4．D．2012．WANGLiang．ExperimentalStudyonTitaniumAlloyCut-tingProcessUsingSurfaceMicro-texturedCuttingToolD．NanjingNanjingUniversityofAeronauticsandAstro-nautics2012．5．J．2013642—46．XINGYou-qiangDENGJian-xinFENGXiu-tingetal．FabricationandPropertiesofMicro/Nano-texturedSelf-lu-bricatedCeramicToolinDryCuttingJ．AeronauticalManufacturingTechnology2013642—46．6SUGIHAＲATENOMOTOT．DevelopmentofaCuttingToolwithaNano/Micro-texturedSurface-ImprovementofAnti-ad-hesiveEffectbyConsideringtheTexturePatternsJ．Preci-sionEngineering2009334425—429．7ENOMOTOTSUGIHAＲAT．ImprovingAnti-adhesivePro-pertiesofCuttingToolSurfacesbyNano-/Micro-texturesJ．CIＲPAnnals—ManufacturingTechnology201059597—600．8ENOMOTOTSUGIHAＲAT．ImprovementofAnti-adhesivePropertiesofCuttingToolbyNano/MicroTexturesandItsMechanismJ．ProcediaEngineering201119100—105．9．D．2014．FENGXiu-ting．CuttingPerformanceofSurfaceTexturedCeramicToolsD．JinanShandongUniversity2014．10．45#J．2012114—20．HUTian-changHULi-tianZHANGYong-sheng．Prepara