INA满装圆柱滚子轴承SL182992温高过度时的润滑维护
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当INA满装圆柱滚子轴承温度升高时,应首先判断其误动作。如果全圆柱滚子轴承的温度确实升高,应进行以下处理:WhenthetemperatureofINAfull-filledcylindricalrollerbearingsincreases,themisoperationshouldbejudgedfirst.Ifthetemperatureoffullcylindricalrollerbearingsdoesrise,thefollowingtreatmentshouldbecarriedout:(1)检查冷凝水压力、水流、管道系统是否正常。如果水压低,过滤器可能堵塞,不能及时处理,可以停止处理。确认能正常工作后投入使用。(1)Checkwhetherthecondensatepressure,waterflowandpipelinesystemarenormal.Ifthewaterpressureislow,thefiltermaybeblockedandcannotbehandledintime,thetreatmentcanbestopped.Afterconfirmingthatitcanworkproperly,itwillbeputintouse.(2)检查调速器油压。如果油压低,冷凝水液压阀可能会关闭。(2)Checktheoilpressureofgovernor.Iftheoilpressureislow,thecondensatehydraulicvalvemayclose.(3)检查轴承有无异常噪音,充油圆柱滚子轴承有无异常摆动。(3)Checkwhetherbearingsh***eabnormalnoiseandoil-filledcylindricalrollerbearingsh***eabnormalswing.(4)取油样,观察油色是否变化,并进行试验,看是否变质。如果INA满装圆柱滚子轴承确认变质,应在停机后更huan新油。(4)Takeoilsamples,observewhethertheoilcolorchanges,andcarryoutexperimentstoseewhetheritdeteriorates.IfINAfull-loadedcylindricalrollerbearingsaredeteriorated,thenewoilshouldberenewedaftershutdown.(5)检查油标的油位是否正常,如有异常,检查油箱排放阀是否关闭。如果是关闭的,应该修理。如果垫片渗油,应停止处理。(5)Checkwhethertheoilleveloftheoilmarkisnormal,andifthereisanyabnormality,checkwhetherthedischargevalveoftheoiltankisclosed.Ifitisclosed,itshouldberepaired.Ifthegasketseepsoil,thetreatmentshouldbestopped.使用满负荷圆柱滚子轴承时,如果发现温度很高,应立即停止设备运行,查明原因,并按上述方法进行。但是,由于轴承发热的原因不同,解决方法也可能不同,因此在具体情况下,应在技术人员的帮助下进行处理。完成。Whenusingfull-loadcylindricalrollerbearings,ifthetemperatureisfoundtobeveryhigh,theoperationoftheequipmentshouldbestoppedimmediately,andthecausesshouldbeidentified,andcarriedoutinaccordancewiththeabove-mentionedmethods.However,duetothedifferentcausesofbearingheating,thesoluti***mayalsobedifferent,soinspecificcircumstances,shouldbehandledwiththehelpoftechnicians.Done.(1)满油润滑的INA满装圆柱滚子轴承应在运行1500小时后更换。油不应过多或过少,因为过多或过少的油会引起轴承发热,一般应将油控制在轴承室容积的1/2-2/3。(1)INAfull-filledcylindricalrollerbearingslubricatedwithoilshouldbereplacedafter1500hoursofoperation.Oilshouldnotbetoomuchortoolittle,becausetoomuchortoolittleoilwillcausebearingheating,oilshouldgenerallybecontrolledinthebearingroomvolumeof1/2-2/3.(2)用润滑油润滑的轴承,应按规***置加润滑油。(2)Forbearingslubricatedwithlubricatingoil,lubricatingoilshouldbeaddedattheprescribedposition.(3)装有润滑油或润滑脂的容器应清洁,平时密封良好。不允许灰尘、铁和其余碎屑损坏轴承。(3)Containerscontaininglubricatingoilorgreaseshouldbecleanandwellsealedatordinarytimes.Dust,ironandotherdebrisarenotallowedtodamagebearings.(4)满负荷圆柱滚子轴承一般采用钠基润滑脂,耐高温(125C),但可溶于水,不能用于轴承润滑。(4)Fullloadcylindricalrollerbearingsgenerallyusesodium-basedgrease,hightemperatureresistance(125C),butsolubleinwater,cannotbeusedforbearinglubrication.轴承孔的测量可以通过用外径千分尺上的内径规检查参考尺寸来完成。同时,还需要测量轴承孔的圆度和圆柱度。轴承烧损经常使INA满装圆柱滚子轴承开口处的孔径减小,造成圆度过大,严重影响轴承的正常运行。如果连杆螺栓的***面松动,连杆的轴承盖会移动,使轴承孔的圆度过大。轴承孔的圆度误差应控制在尺寸公差范围内,圆柱度应严格控制。Themeasurementofbearingholecanbeaccomplishedbycheckingthereferencesizewiththeinnerdiametergaugeontheouterdiametermicrometer.Atthesametime,itisnecessarytomeasuretheroundnessandcylindricityofbearingholes.BearingburnoutoftenreducestheapertureattheopeningofINAfull-loadedcylindricalrollerbearings,resultinginexcessiveroundness,seriouslyaffectingthenormaloperationofbearings.Ifthepositioningsurfaceoftheconnectingrodboltisloose,thebearingcoveroftheconnectingrodwillmove,makingthebearingholeroundnesstoolarge.Theroundnesserrorofbearingholeshouldbecontrolledwithinthetolerancerangeofdimension,andthecylindricityshouldbestrictlycontrolled.主轴承孔同轴度:主轴承孔同轴度误差主要由轴承孔同轴度误差引起,而轴承孔同轴度误差主要由气缸体变形引起。当INA满装圆柱滚子轴承主轴颈的径向圆跳动在规定的公差范围内时,检查主轴颈和轴承的咬合标记。Coaxalityofmainbearinghole:Coaxalityerrorofmainbearingholeismainlycausedbycoaxalityerrorofbearinghole,whilecoaxalityerrorofbearingholeismainlycausedbydeformationofcylinderblock.WhentheradialcircularrunoutofthemainjournalofINAfull-loadedcylindricalrollerbearingiswithintheprescribedtolerancerange,checktheocclusionmarksofthemainjournalandthebearing.文章来自:SKF轴承www.wh-Articlefrom:SKFBearingwww.wh-文章来自:INA满装圆柱滚子轴承a-Articlefrom:INAfullcylindricalrollerbearinga-文章来自:NSK轴承Articlefrom:NSKBearing***:524085168电话:0510-81207777手机:13311666672/13395185757)
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