两指之间涂抹一点油脂，进行摩擦。如果有污染，你能感觉到。或者在手背上涂一层薄薄的油，检查密封情况。然后更换滚柱轴承的润滑剂。Rubalittlegreasebetweenyourfingers.Ifthereispollution,youcanfeelit.Orputathinlayerofoilonthebackofyourhandtochecktheseal.Thenchangethelubricantoftherollerbearing.如有可能，应在用完旧机油并低速旋转几分钟后重新加注机油润滑的滚柱轴承。使淮安NSK轴承油尽可能多地收集残余污染物，然后除去油。注意：使用前应过滤机油。更换用润滑脂润滑的轴承中的润滑脂时，使用的分离器应避免与轴承任何部分的棉花接触。由于这些残留的纤维会在滚动部件之间形成楔子，造成损坏，特别是在小轴承的应用中，应更加注意这个问题。Ifpossible,oil-lubricatedrollerbearingsshouldberefilledafterrunningoutofoldoilandrotatingatlowspeedforafewminutes.TomakeHuaianNSKbearingoilcollectasmuchresidualpollutantsaspossible,andthenremovetheoil.Note:Beforeuse,theoilshouldbefiltered.Whenreplacinggreaseinbearingslubricatedwithgrease,theseparatorusedshould***oidcontactwithcottoninanypartofthebearing.Astheseresidualfiberswillformwedgesbetweenrollingparts,causingdamage,especiallyintheapplicationof***allbearings,moreattentionshouldbepaidtothisproblem.经过一段时间的运动，振动和噪声保持在一定的水平，频谱非常单一，只有频率的一到两倍。频率超过三个频率的情况很少发生。滚动淮安NSK轴承处于非常稳定的状态，已经进入了一个稳定的工作循环。Afteraperiodofmovement,thevibrationandnoiseremainatacertainlevel,thespectrumisverysingle,onlyoneortwotimesthefrequency.Frequenciesexceedingthreefrequenciesrarelyoccur.TherollingHuaianNSKbearingisinaverystablestateandhasenteredastableworkingcycle.连续运行后，轴承振动和噪声开始增大，有时会出现异常声音，但振动的增大变化缓慢。此时角接触球轴承的峰值开始突然达到一定值。我们认为，此时淮安NSK轴承具有初始失效的特点。Aftercontinuousoperation,bearingvibrationandnoisebegintoincrease,sometimesabnormalsoundwillappear,buttheincreaseofvibrationchangesslowly.Atthispoint,thepeakvalueofangularcontactballbearingsbeginstosuddenlyreachacertainvalue.WebelievethatHuaianNSKbearingsh***ethecharacteristicsofinitialfailureatthistime.此时，bi须密切监视轴承，密切注意轴承的变化。此后，轴承的峰值开始迅速下降，接近正常值，振动和噪声开始显著增加，并开始加速增加。当振动超过振动标准（如ISO2372）时，轴承的峰值开始迅速增大。当淮安NSK轴承振动标准和峰度值超过正常值（可用峰度的相对标准）时，我们认为滚动轴承已超过振动标准，峰度值超过正常值（可用峰度的相对标准）。如果出现后期故障，bi须及时修理和更换设备和轴承。Atthistime,Bimustcloselymonitorthebearingandpaycloseattentiontothebearingchanges.Thereafter,thepeakvalueofthebearingbegantodecreaserapidly,approachingthenormalvalue,vibrationandnoisebegantoincreasesignificantly,andbegantoacceleratetheincrease.Whenthevibrationexceedsthevibrationstandard(suchasISO2372),thepeakvalueofthebearingbeginstoincreaserapidly.WhenthevibrationstandardandkurtosisvalueofHuaianNSKbearingexceedthenormalvalue(therelativestandardof***ailablekurtosis),wethinkthattherollingbearinghasexceededthevibrationstandard,andthekurtosisvalueexceedsthenormalvalue(therelativestandardof***ailablekurtosis).Iflatefailureoccurs,theBishallrepairandreplacetheequipmentandbearingsintime.轴承具有后期失效的特点。严重故障（通常是轴承损坏，如轴支架、shao伤、砂支架剥落、滚道、球磨损等）需要不到一周的时间。设备容量越大，速度越快，间隔时间越短。因此，在实际的轴承故障诊断中，一旦发现晚期故障特征，淮安NSK轴承应果断判断轴承故障，并尽快安排维修。Bearinghasthecharacteristicsoflatefailure.Seriousfaults(usuallybearingdamage,suchasshaftbracket,Shaodamage,sandbracketpeeling,raceway,ballwear,etc.)takelessthanaweek.Thelargerthecapacityoftheequipment,thefasterthespeedandtheshortertheintervaltime.Therefore,intheactualbearingfaultdiagnosis,oncethelatefaultcharacteristicsarefound,HuaianNSKbearingshouldjudgethebearingfaultdecisivelyandarrangemaintenanceassoonaspossible.文章来自：淮安SKF轴承www.wh-Articlefrom:HuaianSKFBearingwww.wh-文章来自：淮安INA轴承a-Articlefrom:HuaianINABearinga-文章来自：淮安NSK轴承Articlefrom:HuaianNSKBearing***：524085168电话：0510-81207777手机：13311666672/13395185757)