轴承油隙标准.doc

中华人民共和国国家标准GB/T 460493:滚动轴承 径向游隙中华人民共和国国家标准滚动轴承 径向游隙Rolling bearingsRadial internal clearance(GB/T 460493代替GB 460484)本标准等效采用国际标准ISO57531991滚动轴承 径向游隙。1 主题内容与适用范围本标准规定了下列类型圆柱孔轴承以及圆锥孔轴承的径向游隙值。a. 深沟球轴承（外球面球轴承除外，其游隙值规定在JB 5304中）；b. 调心球轴承；c. 圆柱滚子轴承；d. 滚针轴承；e. 调心滚子轴承。在附录中推荐了双列圆柱滚子轴承的径向游隙值。给出的游隙值适用于无预负荷的轴承和在结构上能承受纯径向负荷的轴承。本标准所列游隙值，供订户检验轴承时使用。2 引用标准GB 4199 滚动轴承 公差定义GB 4603 滚针轴承 重系列 尺寸和公差GB 5801 滚针轴承 轻、中系列 尺寸和公差JB 5304 滚动轴承 外球面球轴承径向游隙3 定义轴承径向游隙（无预负荷和能承受纯径向负荷）的定义规定在GB 4199的611条内。4 径向游隙值41 深沟球轴承的径向游隙应符合表1的规定。表1 深沟球轴承 (um)公称内径d(mm) 2组 0组 3组 4组 5组超过到minmaxminMaxminmaxMinmaxminmax2.561061018000779223131318881123232514182933202537451824302430400111011115562020201313152828332023283641462830404853644050655065801111115156810232830182325364351303846516171455565739010580100120100120140122182023121518364148303641586681536171849711475901051201401601401601801601802002222325301820255361714653639110211781911071301471631201351501802002302002252502252502802223540452530358595105758590140160170125145155195225245175205225265300340 2组2组0组0组3组3组4组4组5组5组280315355315355400233556070404555115125145100110130190210240175195225270300340245275315370410460400450500450500560331080901006070801701908701501701902703003302502803103804204703503904405105706305606307106307108001020201101301409011012023026029021024027036040045034038043052057063049054060069076084080090010001120900100011201250202020201601701801901401501601703203503804103003303603905005506006504805305806307007708509206707408208909401040115012604.2 调心球轴承的径向游隙应符合表2和表3的规定。表2 圆柱孔调心球承 (um)公称内径d(mm) 2组 0组 3组 4组 5组超过到minmaxminMaxminmaxMinmaxminmax2561061014122891056615171910121320252615192125333521273033424814182418243034512141681011212324151719283035232529373946323440505258 2组2组0组0组3组3组4组4组5组5组3040504050656671819211314162931362325304044503437455357694650626671886580100801001208910242731182225404856354250607083546475839611476891051081241451201401401601015384430356880607010012090110135161125150175210表3 圆锥孔调心球轴承 (um) 公称内径d(mm)2组0组3组4组5组超过到minmaxminMaxminmaxMinmaxminmax1824302430407912172024131519862835202329333946283340425059374452556272405065506580141823273239222735394757334150526175455669658098587391799912380100120140100120140160293540454756687442506065688198110627590100901081301508410012014011613916519110913015518014417020524043 圆柱滚子轴承的径向游隙应符合表4的规定。表4 圆柱孔圆柱子轴承 (um)公称内径d(mm) 2组 0组 3组 4组 5组超过到minmaxminMaxminMaxMinMaxminmax102410243000025252520202045454535353560606050505075757565709095304050405065551030354025304050607045506070809060708085100110809511010512514065801008010012010151545505540505075859065758510011012590105125125140165130155180165190220 2组2组0组0组3组3组4组4组5组5组120140160140160180152025607075607075105120125100115120145165170145165170190215220200225250245275300180200225200225250354545901051109010511014516517514016017019522023519522023525028030027530533033036539525028031528031535555556512513014512513014519520522519020022526027530526027530533035038537041045544048553535540045040045050010011011019021022019021022028031033028031033037041044037041044046051055051056562560066573544 滚针轴承的径向游隙 除冲压外圈滚针轴承和重系列滚针轴承外，有内、外圈和保持架的滚针轴承采用表4中给出的圆柱滚子轴承的径向游隙值。圈的重系列滚针轴承（见GB 4603）和内圈作为一个分离零件交货的有保持架滚针轴承，其径向游隙由内圈滚道直径和滚针组件内径决定。这些直径公差规定在GB 4603和GB5801中。45 调心滚子轴承的径向游隙应符合表5和表6的规定。表5 圆柱孔调心滚子轴承 (um)公称内径d(mm) 2组 0组 3组 4组 5组超过到minmaxminMaxminmaxMinmaxminmax14182418243010101520202520202535354035354045455545455560607560607575759530405040506515202030354030354045556545556560759060759080100120801001201001251506580100801001203035405060755060758010012080100120110135160110135160145180210145180210180225260120140160140160180506065951101209510120145170180145170180190220240190220240240280310240280310300350390 2组2组0组0组3组3组4组4组5组5组1802002252002252507080901301401501301401502002202402002202402602903202602903203403804203403804204304705202502803152803153551001101201701902001701902002602803102602803103503704103503704104605005504605005505706306903554004504004505001301401402202402602202402603403704103403704104505005504505005506006607206006607207508209005005606305606307101501701902803103502803103504404805304404805306006507006006507007808509207808509201000110011907108009008009001000210230260390430480390430480580650710580650710770860930770860930101011201220101011201220130014401570GB/T 460493 (um)公称内径d(mm) 2组 0组 3组 4组 5组超过到minmaxminMaxMinmaxMinmaxminMax18243040243040501520253025303545253035453540506035405060455565804555658060758510060758510075951051305065806580100405055557080557080759511075951109512014095120140120150180120150180160200230100120140120140160658090100120130100120130135160180135160180170200230170200230220260300220260300280330380160180200180200225100110120140160180140160180200220250200220250260290320260290320340370410340370410430470520 2组2组0组0组3组3组4组4组5组5组22525028025028031514015017020022024020022024027030033027030033035039043035039043045049054045049054057062068031535540035540045019021023027030033027030033036040044036040044047052057047052057059065072059065072074082091045050056050056063026029032037041046037041046049054060049054060063068076063068076079087098079087098010001100123063071080090071080090010003503904404905105706407105105706407106707508409306707508409308509601070119085096010701190109012201370152010901220137015201360150016901860附 录 A推荐的双列圆柱滚子轴承径向游隙 （补充件）表A1 推荐的圆锥孔双列圆柱滚子轴承径向游隙 (um)公称内径d(mm) 1组 2组超过到MinMaxminMax24302430401015152025252025253035404050655065801720253035403035404550608010012010012014035404555607045506070809014016018016018020050556075859065758010011012020022525022525028060657595100110901001101351501652803153553153554008090100120135150120135150180200225400450450500110120170190170190255285表A2 推荐的圆柱孔双列圆柱滚子轴承径向游隙 (um)公称内径d(mm)1组2组超过到minmaxminMax243024304010151520252520252530354040506550658017202530354030354045506080100120100120140354045556070455060708090140160180160180200505560758590657580100110120