涂层氮铝钛_TiAlN_硬质合金刀具的研究

296Vol.29No.6200511JournalofYanshanUniversityNov.20050(TaC.NbC)WC-TiC-TaC(NbC)-CoTiCTiC-Ni-Co1000~110019681000~12001121000~12003AIATiCTiN,WC4Al2O3TiC5TiC2(TiAlN6)2.1(TiAlN)WC121.3610212.212013(TiAlN);;;2005-04-07(1971-)4862005WC12(TiAlN)1Fig.1Metallographicpictureoftools2Fig.2Coatpictureoftools2.23CoSKD6140HRC11Tab.1ExperimentaltoolsCo/%1GU25UF132GU15UF113GK05A51ES2-PL6TiAIN2332Tab.2ExperimentalparametersofTiAlNcoatedcementedcarbidemillingcutterSKD61(40HRC)2650min1(49.93m/min)130mm/min(0.0245mm/r)=9mm=0.6m6°,13°24°.3°,10°20°.0.15mm3Tab.3ExperimentalresultsofTiAlNcoatedcementedcar-bidemillingcutter123100%66.67%41.67%(24m)(16m)(10m)0.006m3TiAlNFig.3WearquantitycurveofTiAlNcoatedcementedcarbidetools26ENDMILL454TiAlN181m102030515250.0800.040.160.12/m/mmGK05AGU25UFGU15UF6(TiAlN)4874Tab.4Experimentalparametersofnon-coatedmillingcutterSKD61(40HRC)90m/min(5570min1)0.025mm/r(279mm/min)=6mm=0.3mm5°,13°,24°.2°,9°,18°3.8m5Tab.5Experimentalresultsofnon-coatedcementedcarbidemillingcutter123/mm0.053~0.0830.081~0.0940.033~0.068100%113.25%81.93%4Fig.4Wearquantitycurveofnon-coatedcementedcarbidetools2.31TiAlN1m242TiAlNTiAlN5Fig.5Comparisonofwearquantityoftools31020515250.0800.040.160.12/m/mmGK05AGU25UFGU15UF102030515250.0800.040.160.12/m/mmGU25UF1020515250.0800.040.160.12/m/mmGU15UF1020515250.0800.040.160.12/m/mmGK05A488200580%PVDTiAlN4TiAlNTiAlNTiNPVD35001470°F/[1].--[J].,2001,(6):67-69.[2].[J],l997,31():25-27.[3],,.(Ti,A1)N30CrNi4MoV[J].,2004,24(11):942-946.[4].[A].[C].:,1999,7-13.[5].PVD[J].,1999,21(2):104-106.[6].[J].,2005,(1):14-17.[7].[D].:,2004.WEISha-sha1,WUChun-du2(1.CollegeofEngineeringTechnical,JimeiUniversity,Xiamen,Fujian361021,China;2.JiangsuUniversity,Zhenjiang,Jiangsu212013)TiAlNcoatedcementedcarbideisanewstylematerial.Itissuperiortouncoatedcementedcarbideoncuttingperform-ance.Innumeroustests,theexperimentsweredesignedtostudytoollifeofTiAlNcoatedcementedcarbidecomparedwithuncoatedcementedcarbide.ResultsimplythatTiAlNcoatedcementedcarbidetoolhasmanyadvantagesoveruncoatedone,suchashighwearresistanceandmuchlongerlifetime.coatedcuttingtools;cementedcarbide;toollife;cuttingperformance