圆锥孔双列圆柱滚子轴承径向游隙的合理选择

(,150060)[],;[];;;[]TH33133[]A[]1003-8884(2002)01-0007-03[]2001-07-160,,,,,,,,;,,,[1],W032,;,,,,,70%112,,,,3182100(1a),,;4382900(1b),,,,11111112,,,2,,,,i22,L,=2Ltga,,,,72002(1),,,[2],,:gi112Ra(1)Ra,m,:i=2Ltg-gi(2)i,m;;L,m,,,,,:i=idzdn1-(do/dz)21-(do/dn)2(3)i,m;dz,mm,dz=d+Btg,d,mm,B,mm;dn,mm,dn=1/4(D+3dz),D,mm;do,mm,do=0112,,,:o=aDoD1-(D/Dn)21-(Do/Dn)2(4)o,m;a,m;Do,mm,Do=1/4(3D+dz),Ddz(3);Dn,mm,Dn=,(4)0115a113,W:W=018611047Mn10-4(5)W,kW/h;M,Nmm;n,r/min,50,,,,,,;,,,,,,,,,,,:t=1000tDo(6)t,m;111210-5,1/;t,,t=T-T,510,510,,,114,,,r:r=01000077P0019L0018(7)P0,N,P0=5Fr/Z,W:82002(1)W=01000077(5FrZ)019/La018(8)Fr,N;Z;La,,mm115,,,,,=015,180;015110,180;110,,,=017,,[3]017,,,;017,,,f():f()=rLa0180100077(Fr/Z)019(9)r,mm,,=017,f()-11897,:r=0100077f()(Fr/Z)019La018(10)f()=-11897,(9)2,;,,:r=0-(i+o+t)+W(11)r;0,,,,,(o-i);(11):o-i=r+(o+i)-W(12):=r+(o+i)-W(13)roiW(10)(4)(6)(8),,,,:i=0-(14),(3),L=gidz[1-(do/dz)2]+idn[1-(do/dn)2]2tgdz[1-(do/dz)2](15)3,,,,,,W03231821923181176,,(25)92002(1),1615%213,,,,,,300,100214,,,:,;,;,,,,;,2003,,,,,2115%,,19982000,3436153818t4411,;,;,,1017%,412,,,,30005,,C45DFMX1,,,,,(),,,,,,,,(9),,,,,,,[][1].[M].:,1996.[2].[M].:,1993.[3].[M].:,1986.522002(1)NON2FERROUSMETALLURGICALEQUIPMENTNo.12002ABSTRACT&KEYWORDSAnalysisandResearchonMechanismofRollerSysteminAlu2miniumFoilMill(1)SHUXue2dao1,SHENGuang2xian21.MECHNICALENGINEERINGDEP.,UNIVERSITYOFSCIENCE&TECHNOLOGYBEIJING,BEIJING,100083,CHINA;2.ROLLINGMILLINSTITUTE,YANSHANUNIVERSITY,QINHUANG2DAO,HEBEI,066004,CHINAAbstract:Thoughanalyzingthestabilityoftherollsystemin2200high2speedaluminumfoilmillwithenergystablemethod,theresultisthatrollsystemisunstableunderexist2ingmechanismoftherollsystem.Withopen/closedcom2poundrestrictionrenewablysynthesizesitsmechanism,theconflict,whetherreservingthegapfortherollerreplacementoreliminatingthegapforrollersnormalwork,wassuccess2fullysolved,toensuretherollsystemworkatastablecondi2tion.Keywords:Aluminiumfoilmill;Rollersystem;Stability;Open/closedcompoundrestrictionADiscussiononDomesticLHD2700/5StretcherforProducingFlatCopperWire(5)ZHANGYong2shengWUHANSMELTER,WUHAN,HUBEI,430011,CHINAAbstract:ThepaperanalysedthedisadvantagesofdomesticLHD2700/5flatwirestretcher,whenitproducesflatcopperwire,accordingtotheworkingprincipleofslidingstretcher.Theanalysingresultisthatthisstretcherisnotsuitabletoproduceflatcopperwire.Itisalsoreferencedforthesepro2ducers,whoproducedflatcopperwirewiththisstretcher,whenconfirmitspartlyslidingfactorandassurethesurfacequalityoftheflatwire.Keywords:Wirestretcher;Slidingfactor;Speedratio;Flatcopperwire;QualityTheDesignandImprovementof214415mConverterforSmeltingCopper(6)TANGDong2niu,PENGYaBAIFANGCOPPERMINE,BUREAUOFSHUIKOUSHANMINE,HENGYANG,HUNAN,421521,CHINAAbstract:Thispaperbrieflyintroducesthetechnicalparametersof214415mconverterforsmeltingcopper,anditsde2signandapplicationofthekeyparts.Keywords:Converterforsmeltingcopper;Design;Improve2mentRationalSelectionofRadialWindageforConicalDual2RowRollerBearings(7)YINZhi2guoNORTHEASTLIGHTALLOYCO.LTD.,HAERBIN,HEILONGJIANG,150060,CHINAAbstract:Toconicaldual2rowrollerbearings,thearticledis2cussesitsinstallationquality,workingtemperatureandload2ingeffectontheworkingwindageofthebearing,aswellasworkingwindageaffectsontheworkinglifetimeofthebear2ing,andtheirrelationship;Alsointroducesonemethodofra2tionallyselectingradialwindage.Keywords:Radialwindage;Workinglifetime;Conicaldual2rowrollerbearings;WindagereductionTheApplicationofMovableAirCompressorontheEndofMineLife(12)LIUYan2ping,QIUShui2linLEAD&ZINCMINE,BEREAUOFSHUIKOUSHANMINE,HENGYANG,HUNAN,421521,CHINAAbstract:Throughcomparingschemes,thearticlegivesthisresult,movableaircompressorshouldreplacefixedcompres2sorduringtheendofminelife.Thepractisehasimprovedthatitwastomeettheproductionofmineandsavepowerenergy.Thearticlealsointroducesthemethodofsolvingtheproblemappearedinapplicationofthemoveablecompressor.Keywords:Movableaircompressor;Fixedaircompressor;Sav2ingenergy;ImprovementApplicationofWaterCoolingElementofUCopperPipetoCoolFurnaceBody(16)ZHENGBu2dongAbstract:Itiseasytobeburnedthroughthat,thetopofreact2ingtowerandthefurnacebodyinthetriangleareaontheflashfurnaceinGuixiSmelter.Accordingtothiscase,thearticleanalysisitsreasonandintroducesanewwaytosolvethisproblem.Keywords:Flashfurnace;Topofreactingtower;TriangleareaPowerSelectingonEmergencyDieselGeneratorinSecondPhaseofGuixiSmelter(18)WUMinGUIXISMELTER,GUIXI,JIANGXI,335424,CHINAAbstract:Thisarticleintroduceshowtodeterminethestartingandrunningpowerofeachmotorofthemainequipmentandcalculatethetotalpowerofthat,sothatreasonablyselectsthepowerofemergencydieselgenerator.Keywords:Mainequipment;Startingpower;Runningpower;Emergencydieselgenerator;GeneratorcapacityTheDesignofSlitterofSolderingAluminiumFoil(31)WUYu2chengALUMINIUMSTRIPFACTORY,SOUTHWESTALUMINIUM(GROUP)CO.LTD,CHONGQING,401326,CHINAAbstract:Thearticleintroducesadesignofsolderingaluminiumfoilslitter,anddiscussesindetailitsprocessingandstructurefeatures,technicalskillandkeynoticedinthedesign.Andalsogivesfullycalculationmethodsofthe