圆锥滚子轴承振动的实验研究

31,2,1(11,471039;21,455000):,32210,,,,:;:TH133133:A:1001-3881(2006)8-008-3ExperimentalInvestigationofTaperedRollerBearingVibrationMIAOXiaopeng1,2,XIAXintao1(11HenanUniversityofScienceandTechnology,LuoyangHenan471039,China;21AnyangInstituteofTechnology,AnyangHenan455000,China)Abstract:Basedontheexperiment,therelationshipbetweenthevibrationandtheringparametersof32210-taperedrollerbear2ingwasstudied.Greysystemtheoryandstatisticalregressiontheorywereusedtoanalyzetheexperimentaldataandthemainfactorsaf2fectingbearingvibrationwerefounded.Thepolynomialmodelbetweenthebearingvibrationandthemaininfluencefactorswasestab2lished.Thetoleranceofeachinfluencefactorwasspecifiedaccordingtothemodelandthetolerancezoneofbearingvibrationvalue.Theexperimentresearchshowsthatiftheerrorsofthemaininfluencefactorsarecontrolledintolerancezone,theerrorofrollerbearingvibrationwillbecontrolledintolerancezone.Keywords:Taperedrollerbearing;Vibration0,,,2060,,,,,,,,12,,,,,11932210,50,,(),3()219,,,,,,197,Ke,Le(+),Sd,,,(Ra)(Ra)3,820061No183:(50375011);(2003ZD03)©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(0105),,4(0101)11X1KeX2Le(+)X3SdX4Ra:Y=b0+b1X1+b2X2+b3X3+b4X4+b5X21+b6X1X2+b7X1X3+b8X1X4+b9X22+b10X2X3+b11X2X4+b12X23+b13X3X4+b14X24(1):Y,dB;b0;bi,i=1,2,,14(1),b0bi:b0=721515,b1=-41034,b2=-31474,b3=11926,b4=-301512,b5=01080,b6=11034,b7=01463,b8=01916,b9=01212,b10=01090,b11=21983,b12=-01326,b13=11238,b14=221848(2)=110dB(3)rr=01734(4)(1)(4):Ke,Sd,Le(+)(Ra),4,,Ke,Sd,Le(+)(Ra),,KeLe(+),Sd(Ra),Y,,Ke,Sd,Le(+)(Ra),,4,,,Y,4:minY(x1,x2,x3,x4)=Y3(x31,x32,x33,x34)(5):1=x1minx1x1max=90=x2minx2x2max=52=x3minx3x3max=601124=x4minx4x4max=01457,:y3=6412,x31=1,x32=2,x33=2,x34=01439(6):y=a21x21+a22x22+a23x23+a24x24(7)ai(i=1,2,,n):a1a2a3a4=b1b2b3b4+2b5b6b7b8b62b9b10b11b7b102b12b13b8b11b132b14x31x32x33x34(8):a1=01962124,a2=-01102463a3=11808482,a4=-11093456,Y,c,:ca21x21+a22x22+a23x23+a24x24(9):c,c=16,:x1=c|2a1|,x2=c|2a2|,x3=c|2a3|,x4=c|2a4|(10)c=6=6dB,:x1=311181,x2=2912789,x3=1165885,x4=2174336(11),,,,,(10),,,,,,(11),,,:920061No18©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=4,x2=5,x3=212,x4=018(12)(12),:,(12),6dB532210,,,,,,,,,,,,1,1[J].,2003(1):35-3812,,1[J].,2001(9):37-4013OswaldB1NoiseandVibrationalBehaviourofRollingBear2ing,BallandRollerEngineering[J]1IndustrialEngi2neering(FAG),1989,28:4-11141[J]1,2002(4):31-34151[J]1,1997(1):2-816.[J]1,2004(4):17-1817,,,.[M]1:,1993:1-27118MorsePM1VibrationandSound[M]1McGraw-hill,194819HarrisTA1RollingBearingAnalysis[M]1NewYork:JohnWiley&SonsINC,19911101[M]1:,2002:1-133111,1[M]1:,1991:1-771121[M]11:,1987:54-132113,,,16203-2RZ[J].,2003,8(5):64-69114,,,1[J]1,2003,28(3):255-2611151[M]11:,1999:121-1631:(1970),,,,:13569012553,E-mail:mxp9551@1631com:2005-10-21(7)Web,,CADPDM,,,1,,1(CIMS)[J]1,1994(1):108-119121[M]1,200211113,1COMCATIA[J]1,2001,2414,1[C]1:,1997151:(1979),,,,:,:13572873927,E-mail:[e-mail]1edu1cn,:,,,:2005-06-200120061No18©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.