不规范拆卸淮安NSK轴承61815-ZN造成的异常对精度影响
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在安装和拆卸轴承时,如何掌握施加力的大小?Wheninstallinganddisassemblingbearings,howtograspthemagnitudeoftheappliedforce?(1)力应稳定、均匀,不得冲击,要求使用能施加稳定张力或压力的油压或工具。事实上,bi须使用锤击时,也应使用软金属和无屑金属(如铜套)进行缓冲,冲击力应尽可能小。***好用铜棒或锤子。(1)Theforceshallbestableanduniform,andshallnotbeimpacted,requiringtheuseofoilpressureortoolscapableofexertingstabletensionorpressure.Infact,whenBineedstobehammered,softmetalandscraplessmetal(suchascoppersleeve)shouldalsobeusedtobuffer,andtheimpactforceshouldbeas***allaspossible.***isgoodatusingcopperrodsorhammers.(2)保持适当的牵引力。例如,当淮安NSK轴承安装在正确的位置时,应停止牵引,以确保环(垫圈)的端面与座孔或轴的肩面之间没有过度紧密或不足。(2)Maintainpropertraction.Forexample,whenHuaianNSKbearingsareinstalledinthecorrectposition,tractionshouldbestoppedtoensurethatthereisnoexcessivetightnessorinsufficiencybetweentheendfaceofthering(washer)andtheshoulderfaceoftheseatholeorshaft.(3)施加的合力应尽可能通过支座轴线,要求作用点均匀、对称、稳定,并通过球体或平行于轴线施加力。(3)Theresultantforceappliedshouldpassthroughtheaxisofthesupportasfaraspossible,requiringtheactionpointtobeuniform,symmetricalandstable,andexertingforcethroughthesphereorparalleltotheaxis.(4)为了避免淮安NSK轴承通过滚动元件施加力,滚动元件要求内环(轴环)通过内环加载,外环通过外环加载。(4)Inorderto***oidHuaianNSKbearingexertingforcethroughrollingelement,rollingelementrequiresinnerring(axlering)tobeloadedthroughinnerringandouterringtobeloadedthroughouterring.轴承的精度、寿命和性能受安装的影响。如果您希望轴承性能良好,应在每个安装步骤中做好工作,以确保安装不会影响轴承的精度、寿命和性能。以下安装方法不影响轴承的精度、寿命和性能。Theaccuracy,lifeandperformanceofbearingsareaffectedbyinstallation.Ifyouwantthebearingtoperformwell,youshoulddoagoodjobineachinstallationsteptoensurethattheinstallationwillnotaffecttheaccuracy,lifeandperformanceofthebearing.Thefollowinginstallationmethodsdonotaffecttheaccuracy,lifeandperformanceofbearings.当轴承内圈与轴紧密配合,外圈与淮安NSK轴承座孔松配合时,可先用压具将轴承压在轴上,再将轴与轴承一起装入轴承座孔。压装时,将软金属材料制成的装配套(铜或软钢)垫在轴承内环的端面上。装配套筒的内径应略大于轴颈和轴承内圈的内径。边缘稍微小一些,以免压到保持架上。当轴承外圈与轴承座孔配合紧密,内圈与轴配合松时,可先将轴承压入轴承座孔内,配合管的外径应略小于轴承座孔的直径。如果淮安NSK轴承环与轴和座孔紧密配合,内外环应同时压入轴和座孔中。装配套的结构应同时拧紧轴承内外环的端面。WhentheinnerringofthebearingiscloselymatchedwiththeshaftandtheouterringislooselymatchedwiththeseatholeofHuaianNSKbearing,thebearingcanbefirstpressedontheshaftbyapress,andthentheshaftandthebearingareloadedintothebearingseatholetogether.Whenpressing,theassemblysleeve(copperormildsteel)madeofsoftmetalmaterialispaddedontheendfaceoftheinnerringofthebearing.Theinnerdiameterofassemblysleeveshouldbeslightlylargerthanthatofjournalandbearinginnerring.Theedgeisslightly***allersoasnottopressonthecage.Whentheouterringofthebearingiscloselymatchedwiththebearingseatholeandtheinnerringislooselymatchedwiththeshaft,thebearingcanbepressedintothebearingseatholefirst,andtheouterdiameterofthematchingpipeshouldbeslightly***allerthanthediameterofthebearingseathole.IfHuaianNSKbearingringsarecloselymatchedwiththeshaftandseatholes,theinnerandouterringsshallbepressedintotheshaftandseatholesatthesametime.Thestructureoftheassemblysleeveshouldtightentheendfaceoftheinnerandouterringsofthebearingatthesametime.轴承与轴的整体配合一般为过渡配合,座圈与轴承座孔的配合一般为间隙配合。因此,轴承易于安装。双向推力轴承的中轴弹簧应固定在轴上,以防止相对于轴转动。轴承安装一般以轴的转动为基础,因此内环与轴是双赢的,外圈与轴承室是间隙配合。Theoverallfitofbearingandshaftisgenerallytransitionalfit,andthefitofseatringandbearingseatholeisgenerallyclearancefit.Therefore,bearingsareeasytoinstall.Themid-axlespringofbi-directionalthrustbearingshouldbefixedontheaxletopreventrotationrelativetotheaxle.Bearinginstallationisgenerallybasedontherotationoftheshaft,sotheinnerringandtheshaftarewin-win,andtheouterringandthebearingchamberareclearancefit.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)
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