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ABCDEFGHIJKLMCalculationofBearingLoadsLoadfactortherotatingbody,tothecentralaxisofloadsbybeltsorgearsTheloadsactingonbearingsincludetheweightofthemachinepartssupportedbythebearings,theweightloadsproducedwhenoperatingofthemachine,transmittingpower,andvariousotherloads.Theseloadscanbedividedintoradialloadsperpen-dicularthebearingsandaxialloadsparallelthecentralaxis,andtheyactinde-pendentlyorincombinationwithotherloads.Inaddi-tion,themagnitudeofvibrationorshocksonthebear-theingsvariesdependingonmachine.loadsmaytobecorrectedbynotalwaysbeaccurateandhavemultiplyingvariousempiricaltheactualbearingloads.theoreticallycalculatedtheapplicationoftoThus,factorstoobtainAlthoughradialloadsandaxialloadscanbeobtainedbycalculation,itisnotunusualfortheactualbearingloadstoexceedthecalculatedloads,duetovibrationandshocksproducedwhenoperatingthemachine.Theactualbearingloadisobtainedfromthefollowingequation,bymultiplyingthecalculatedloadbytheloadfactor:……………………………………(10)F= fwFcwhere,F:Bearingload,N fw:Loadfactor(SeeTable6.)Fc:Theoreticallycalculatedload,NTable6LoadfactorOperatingconditionsExamplefwSmoothoperationwithoutshocksElectricmotors,Airconditioningequipment,Measuringinstruments,Machinetools1〜1.2LoaddistributiontobearingsTable5showsexamplesofcalculationswherestaticloadsareactinginradialdirection.OrdinaryoperationReductiongearboxes,Vehicles,Textilemachinery,Papermakingmachinery.2〜1.51OperationsubjectedtovibrationandshocksRollingmills,Rockcrushers,Construc-tionmachinery.5〜31Table5LoaddistributiontobearingsExampleabKr1Kr2Fr2ddbfKr2fagcKr3Fr2Fr1cKr1eFr1BearingloadFr1=Fr2=dKr1+bKr2fcKr1+aKr2fFr1=Fr2=gKr1+bKr2-cKr3faKr2+dKr3-eKr1fA22
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