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曲线滚轮轴承

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曲线滚轮(螺栓轴承,凸轮轴承,曲线滚轮滚针轴承,滚轮轴承,滚轮滚针轴承)主要是要由一根螺栓轴和厚壁外圈及其他轴承元件组成的轴承单元。曲线滚轮的厚壁外圈,能承受冲击负荷,减少变形和弯曲应力。厚壁外圈的外工作面是圆弧设计,主要是为了避免应力集中,但可以为特定应用场合提供带圆柱(直线)工作面的曲线滚轮。 螺栓轴上可以带上六角螺母以便快速、方便地将轴承安装到对应的机器部件上。曲线滚轮主要适用于轨道传输等机械设备上。

主要特点:

  1. 承受冲击负荷,减少变形和弯曲应力;
  2. 螺栓为轴,配合螺母方便安装;
  3. 结构多样,用途广泛

结构如下表:


公制系列
英制系列说明
KR,CFCR.R曲线滚轮
KRV,CF.VRCR.VR满装
KR.PP.CF.UURCR.UUR双密封
KRV.PP,CF.VUURCR.VUUR满装,双密封
KRE,CF.ER
带偏心套
KRVE,CF.EVR
带偏心套,满装
KRE.PP,CF.EUUR
带偏心套,双密封
KRVE.PP,CF.EVUUR
带偏心套,满装,双密封
NUKR,NUCF.R
滚动体引导,满装滚子
NUKRE,NUCFE.R
滚动体引导,满装滚子,带偏心套

外圈

  1. 材料:GCr15轴承钢
  2. 加工:车制后磨削
  3. 热处理:淬火

螺栓轴

  1. 材料:20CrMn
  2. 加工:车制螺纹,磨削
  3. 热处理:调质和渗碳

保持架
材料:ST12低碳钢

  1. 加工:经由冲床冲压拉伸成型后冲孔
  2. 热处理:渗碳或者发黑、其他

滚针、滚子

    • 材料:GCr15轴承钢
    • 加工:经由磨床磨加工
    • 热处理:淬火HRc60-64
轴径轴承型号及近似单重外形尺寸螺母拧紧力矩基本额定负荷极限转速
无密封圈带密封圈单重DdCBB1B2GG1MM1C1d2作为曲线滚轮KR
脂润滑
KR..PP
脂润滑
mm
 
球面
 
圆柱面球面
 
圆柱面
 
CwCow
g       mmNmkgfKNrpmrpm
5KRV13KRV13XKRV13PPKRV13PPX9.813592313--M5X0.8¡¡4--0.6122.52602803.75.3538003800
6KR16KR16XKR16PPKR16PPX18166112816--M6X184--0.6122.53704003.153.31400012000
KRV16KRV16XKRV16PPKRV16PPX20166112816--M6X184--0.6122.53704004.856.538003800
8KR19KR19XKR19PPKR19PPX28198113220--M8X1.25104--0.6146.84306303.53.9110009000
KRV19KRV19XKRV19PPKRV19PPX32198113220--M8X1.25104--0.6146.84306305.57.931003100
10KR22KR22XKR22PPKR22PPX422210123623--M10X1.25
 M10x1
124--0.61712.55506704.455.280007000
KRV22KRV22XKRV22PPKRV22PPX462210123623--M10X1.25
M10x1
124--0.61712.55506706.39.126002600
KR26KR26XKR26PPKR26PPX582610123623--M10X1.25
M10x1
124--0.61712.55506705.16.280007000
KRV26KRV26XKRV26PPKRV26PPX612610123623--M10X1.25
M10x1
12430.61712.55506707.311.326002600
12KR30KR30XKR30PPKR30PPX8730121440256M12X1.513630.62318.28109006.88.455005500
KRV30KRV30XKRV30PPKRV30PPX9930121440256M12X1.513630.62318.28109009.514.621002100
KR32KR32XKR32PPKR32PPX10532121440256M12X1.513630.62318.28109007.1955005500
KRV32KRV32XKRV32PPKRV32PPX10732121440256M12X1.513630.62318.28109001015.821002100
16KR35KR35XKR35PPKR35PPX1693516185232.58M16X1.517630.82745.8123015609.714.136003600
KRV35KRV35XKRV35PPKRV35PPX1733516185232.58M16X1.517630.82745.81230156012.82316001600
18KR40KR40XKR40PPKR40PPX2504018205836.58M18X1.519630.83268.71500250010.915.529002900
KRV40KRV40XKRV40PPKRV40PPX2554018205836.58M18X1.519630.83268.71500250014.826.514001400
20KR47KR47XKR47PPKR47PPX3864720246640.59M20X1.521840.8371012110314015.525.524002400
KRV47KRV47XKRV47PPKRV47PPX3904720246640.59M20X1.521840.8371012110314015.525.512001200
KR52KR52XKR52PPKR52PPX4615220296640.59M20X1.521840.8371012110314016.82924002400
KRV52KRV52XKRV52PPKRV52PPX4655220296640.59M20X1.521840.8371012110314016.82912001200
24KR62KR62XKR62PPKR62PPX8156224298049.511M24X1.525840.8442053110384026.54819001900
KRV62KRV62XKRV62PPKRV62PPX8206224298049.511M24X1.525840.84420531103840347611001100
KR72KR72XKR72PPKR72PPX11407224298049.511M24X1.525840.84420531103840285319001900
KRV72KRV72XKRV72PPKRV72PPX11407224298049.511M24X1.525840.84420531103840378511001100
30KR80KR80XKR80PPKR80PPX18708030351006315M30X1.532841533514630630039.57713001300
KRV80KRV80XKRV80PPKRV80PPX18708030351006315M30X1.532841533514630630049.5120850850
KR85KR85XKR85PPKR85PPX20308530351006315M30X1.532841533514630630041.58313001300
KRV85KRV85XKRV85PPKRV85PPX20308530351006315M30X1.532841533514630630053130850850
KR90KR90XKR90PPKR90PPX22209030351006315M30X1.532841533514630630041.58313001300
KRV90KRV90XKRV90PPKRV90PPX22209030351006315M30X1.532841533514630630053130850850

 

外径`轴承型号及近似单重外形尺寸基本额定负荷极限转速
无密封圈带密封圈单重d1DThread
UNF
CB1BG1g1CR
脂润滑
圆柱面球面圆柱面球面
mmg 
inch/mm
 
Nrpm
12.700CR 8CR 8RCR 8UUCR 8UUR9
4.8261/212.70010-3211/328.7313/89.5257/822.2251/46.3501/83.17526022028000
CR 8-1CR8-1RCR8-1UUCR8-1UUR10
4.8261/212.7003/89.52513/3210.3191 1/3226.19426022028000
15.875CR10CR10RCR10UUCR10UUR191/46.355/815.8751/4''-2813/3210.3197/1611.1121 1/1626.9885/167.9381/83.17537037021000
CR10-1CR10-1RCR10-1UUCR10-1UUR211/46.355/815.8757/1611.11215/3211.9061 7/3230.95637037021000
19.050CR12CR12RCR12UUCR12UUR353/89.5253/419.0503/8''-241/212.70017/3213.4941 13/3235.7193/89.5253/164.76245052015000
22.225CR14CR14RCR14UUCR14UUR463/89.5257/822.22549059014000
25.400CR16CR16RCR16UUCR16UUR737/1611.112125.4007/16''-205/815.87521/3216.6691 21/3242.0691/212.7003/164.762900110013000
28.575CR18CR18RCR18UUCR18UUR887/1611.1121 1/828.575940118012000
31.750CR20CR20RCR20UUCR20UUR1321/212.7001 1/431.7501/2''-203/419.05025/3219.8442 1/3251.5945/815.8753/164.7621450163011000
34.925CR22CR22RCR22UUCR22UUR1571/212.7001 3/834.9251450163011000
38.100CR24CR24RCR24UUCR24UUR2255/815.8751 1/238.1005/8''-187/822.22529/3223.0192 13/3261.1193/419.0503/164.762189024708500
41.275CR26CR26RCR26UUCR26UUR2605/815.8751 5/841.275189024708500
44.450CR28CR28RCR28UUCR28UUR3653/419.0501 3/444.4503/4''-16125.4001/3226.1942 25/3270.6447/822.2253/164.762256039007000
47.625CR30CR30RCR30UUCR30UUR4103/419.0501 7/847.625256039007000
50.800CR32CR32RCR32UUCR32UUR6157/822.225250.8007/8''-141 1/431.7509/3232.5443 9/3283.344125.4003/164.762331065105500
57.150CR36CR36RCR36UUCR36UUR7507/822.2252 1/457.150331065105500
轴径轴承型号及近似单重外形尺寸偏心套尺寸螺母拧紧力矩基本额定负荷极限转速
无偏心套单重带偏心套单重DdCBB1B2GG1MM1C1d2d1 hgB3e作为曲线滚轮径向负荷极限脂润滑
CwCowFr permFor perm
mmggmmmmNmNNNrpm
16NUKR35164NUKRE35176.53516185232.58M16X1.517630.8212014145.8151001998010120163008300164004230
18NUKR40242NUKRE40257.84018205836.58M18X1.519630.8232216168.71380018000125001880013200228004210
20NUKR47380NUKRE47399.54720246640.59M20X1.521840.837241811013020040000189002850010500300003200
NUKR52450NUKRE52469.55220296640.59M20X1.521840.831241811013750049300150012250310400305001990
24NUKR62795NUKRE62823.56224298049.511M24X1.525840.838282212054100059300405005100018800395001300
NUKR721200NUKRE7210737224298049.511M24X1.525840.844282212054500063000350004100023500510001020
30NUKR801800NUKRE8016008030351006315M30X1.5328414735291.535175000103000502007100034900720001200
NUKR901960NUKRE9020309030351006315M30X1.5328414735291.535175000102300514009300058000970001500


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