軸承安裝和拆卸.ppt

軸承安裝和拆卸Installationandremoval,Bearinginstallationandremoval,Cleanliness清潔,Planthework準(zhǔn)備工作,Inspectionandpreparation檢查和準(zhǔn)備,Whydoesabearingneedtobeproperlyfittedonshaftandinhousing?為什么軸承需要正確的安裝在軸上和軸承座里,Tofullyusetheloadcarryingcapacityofthebearing完全承載Topreventringsfromturningonorintheirseatingunderload防止軸承圈移位Toguaranteeadequateinternalclearance保證適當(dāng)內(nèi)部間隙Toreachbearinglifeexpectancy達到軸承預(yù)期壽命Tomakesaferandeasiermountinganddismounting使拆裝安全簡便Topermitaxialdisplacementforfloatbearing允許浮動軸承軸向移動,Bearinginstallationandremoval,Directshaftmounting,cylindrical/straightbore直孔軸承直接裝在軸上。Directshaftmounting,taperedbore錐孔軸承直接裝在軸上Taperedadaptersleeve錐孔適配套Pull-type緊定套Push-type退卸套,Bearinginstallationandremovalforsphericalrollerbearings調(diào)心滾子軸承的拆裝,Bearingmountingarrangement軸承安裝簡介,Dirtyworkbench不夠清潔的工作臺,Designateasuitableworkingarea指定一個合適的工作區(qū)Cleanassemblyareaandtools清潔裝配區(qū)和工具Thefollowingtoolsshouldbeaccessiblebeforeassemblyprocedureisstarted:eyebolts,handlingfixtures,hooks,slings,wrenches,gaugesandlubricatingequipment.事先準(zhǔn)備好常用工具比如吊環(huán)螺栓，工裝夾具，吊鉤，吊帶，扳手，量具和潤滑設(shè)備,Preparationformounting準(zhǔn)備安裝,Bearinginstallationandremoval,Cleanworkbench干凈的工作區(qū),Straightborebearingmounting直孔軸承安裝,Bearinginstallation軸承安裝,Bearinginstallation軸承安裝,Donotusetorchtoheatbearings不要用噴槍加熱軸承,Inductionheating感應(yīng)加熱,Bearinginstallation軸承安裝,Inductionheater感應(yīng)加熱器,Heatinginoilbath油浴加熱,Temperature溫度:250FDuration時間:variesaccordingtosize根據(jù)尺寸調(diào)整15minutestotwohourssoaktime浸入時間,Bearingmounting軸承安裝,BearingsupportblockNon-conductive軸承支撐塊，不導(dǎo)熱的,Oilhighflashpoint熱油,Flameburner火源,Bearingheldfrombottombyscreen用網(wǎng)隔與底部隔開,Preparingforinstallation準(zhǔn)備安裝,Checkfordebris檢查毛刺,Raisedareasunacceptable不允許毛刺突起,Ensureshaftintegrity保證軸的平直,Shaftandhousinginspectionprocedure軸和軸承座檢查步驟,Shaftandhousingdimensions軸和軸承座尺寸Size尺寸ODtolerance外徑公差Roundness圓度One-halfODtolerance外徑公差的一半Straightness平面度One-halfODtolerance外徑公差的一半,Sizeaveragediameter尺寸Formroundness,straightness(taper)形狀Surfaceroughnesstopography表面質(zhì)量,Importantshaftandhousingattributes,ShaftStraightTapered,63rms(1.6Ra),HousingFixedFloat,50rms(1.25Ra),125rms(3.2Ra),63rms(1.6Ra),Checkinangularplanes檢查帶錐度的面80%conformityrequired要求吻合度,Prussianblueandprecisionstraightedgeorsinebarconfirmssurfacetopography用普魯士藍和精密直規(guī)確認表面質(zhì)量,Checkshaftshoulderfilletradius檢查軸肩倒角,Filletradiustoolarge倒角過大,CorrectFilletradius正確,Shaftshoulderdiameter軸肩尺寸,Shouldertoosmall軸肩過低,Shouldertoolarge軸肩過大,Correctshaftshoulderdiameter正確的軸肩,Handlinghotbearing搬運熱軸承,Handlinghotbearing安裝熱軸承,Ensurebearingisflushwithshaftshoulder保證軸承與軸肩平齊,.002”feelergage塞規(guī),Holdbearinginpositionwhilecooling在冷卻時壓住軸承,Protectthebearing保護軸承,Mountingtapered-boresphericalrollerbearing錐孔調(diào)心滾子軸承的安裝,Sinebarsetup正弦規(guī)配置,Eightypercentconformityrequired測量吻合度,MeasuringbenchRIC測量安裝前徑向游隙,Drivebearinguptaperedjournal將軸承推裝在軸上,Hydraulicnut液壓螺母,CheckmountedRIC測量安裝后間隙,Lockwasherandnut鎖緊墊片和鎖緊螺母,Lockplateandnut鎖緊板和鎖緊螺母,Pull-typetaperedadaptersleeve緊定套,Push-typetaperedadaptersleeve退卸套,BearinginSAFstylepillowblock,Stabilizingringinsideofblock固定環(huán)在軸承座內(nèi),Bearingremoval軸承拆卸,Bearingremovaltools軸承拆卸工具,Bearingremoval軸承拆卸,Pullers拉拔器,Pullerwithhydraulicassist帶液壓輔助設(shè)備的拉拔器,InnerRing內(nèi)圈,ApplyPressureOnlyOnTightFittedRing僅在緊配合的軸承圈上施力,OuterRing外圈,flush,Journalwithhydraulicremovalfeature軸頸上帶有液壓拆卸槽,Loosen,donotremove松開螺母，但不要拿掉！,Mechanicsofhydraulicremoval液壓拆卸的機械結(jié)構(gòu),Pressuremovesbearingdown油壓使得軸承被拆下,Straightboreremovalwithhydraulicassist液壓輔助直孔軸承拆卸,Hydraulicdismountingcircumferentialgroove拆卸用液壓環(huán)形槽,Properinstallationandclearances正確地安裝和清潔Accurateshaftandhousinggeometry精確的軸和軸承座形狀Systemal