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1、英文BrakemaintainsastampingformingtechnologyanddiedesignBrakecage,partiallywrappedallorpartoftherollbody,andwiththemovementofthebearingparts,usedtoisolaterollingbody,usuallyalsoguideandkeepitwithinthebearingroller.Retainersmaterial:rollingbearingatwork,heatandwearcausedbysli
2、dingfrictionbearing,especiallyundertheconditionofhightemperatureoperation,inertialcentrifugalforceroleexacerbatedthefriction,wearandheat,bracketwillbecausedseriousburnsorrupture,thebearingcanworknormally.Requestretainersmaterial,therefore,besideshaveacertainstrength,mustal
3、sohavegoodthermalconductivity,smallfrictioncoefficient,goodwearresistance,impacttoughness,densityissmallandlinearexpansioncoefficientandphaseclosetotheroller.Inaddition,thepresscageneedtoundergocomplicatedstampingdeformation,alsorequiresamaterialhasgoodprocessingperformanc
4、e.First,FunctionandclassificationofbearingcageKeepbearingframeisoneofthemainparts,keeptheaircraftintherollingbearinghasfourbasicfunctions:1.Separationroller;2.Willkeeprollingelementitselforkeepitwitharingtogether;3.Guidanceontherighttrackrollerrolling;4.Theorientationofrol
5、lingbody,reducethefriction.Accordingtothemanufacturingprocessandmaterialsusedincagecanbedividedinto:stampingatlowandmediumcarbonsteelasthematerialofthecage;Withhighstrengthcopperalloy(leadbrass,nickel,siliconbronze,etc.),zincalloy,ductilecastironasthematerialofthealloysoli
6、dcage;Polyamideresinasmaterialofengineeringplasticcage;Phenoliclaminatedclothtubeasmaterialentitiesphenolicbakeliteretainer.Includingpunchingcagewithhighproductionefficiency,qualitativelight,intensityisgood,widecoverageandwidelyused.Retainersarebasicrequirementsofthedesign
7、inacertainspaceandstructurestrengthmaximumload-bearingloadandmeetthebearingontherotatingprecisionandspeedrequirements,accordingtotheworkingconditionoftheuseofbearingsonthehostandguideclearancerequirements,determinetheinnerandouterdiameterorrollerguideway,andthendetermineth
8、estructureandmainparameters.Rollingbearingatwork,heatandwearcausedbyslidingfrictionbearin