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深沟球轴承

带密封圈宽内圈轴承

深沟球轴承由四个基本零件组成,包括内圈、外圈、钢球和保持架。在正常的运转情况下,内滚道、外滚道和钢球承受载荷,而保持架对钢球起分离及保持稳定的作用。单列向心深沟球轴承结构简单、内外圈不分离、使用方便,其应用领域广泛,例如精密仪表、低噪音电机、汽车、摩托车、木工机械、纺织机械、矿山机械、机电设备、塑料机械、办公器械、医疗器械、健身、国防、航空、航天和运动器材及一般机械等,是机械工业中使用最为广泛的一类轴承。

深沟球轴承主要用以承受径向载荷,也可承受一定量的轴向载荷。加大轴承径向游隙时,具有向心推力轴承的性质,可承受较大的轴向载荷,此类轴承可限制两个方向的轴向移动。根据游隙的大小允许内、外圈相对倾斜8'~16'。另外,由于深沟球轴承摩擦力矩与其它类型轴承相比更小,所以其更适用于高转速运行工况。


分类
公差
中福标准型深沟球轴承的公差等级,符合GB/T 307.1/ISO 492中的规定。
径向游隙
标准型深沟球轴承具有2、标准(N)、3、4、及5组内部游隙,全部与GB/T 4604.1相符合。内部游隙大于或小于标准值的轴承可根据用户要求特殊定制。
保持架
深沟球轴承一般采用尼龙保持架(内含玻璃纤维)、钢板冲压保持架及黄铜实体保持架。采用尼龙保持架时轴承增加后置代号,当外径小于400毫米时,采用钢板冲压保持架不加后置代号。当外径大于400毫米时,多用黄铜实体保持架不加后置代号。
允许角度误差

深沟球轴承允许内外圈相对倾斜的角度误差,按径向游隙,列表如下:

按径向游隙

允许角度误差

基本组

8

第3组

12

第4组

16


工作温度
对于深沟球轴承,其工作温度不得超过120℃,同时其工作温度还受到润滑剂的影响。如果实际工况温度超过120℃,请致电垂询。
当量动载荷

当量动载荷:

P=XFrYFakN

式中

Fr: 径向载荷 kN

Fa: 轴向载荷 kN

X  Y 系数见表

Fa/Co

基本组游隙

3组游隙

4组游隙

Fa/Fre

Fa/Fre

e

Fa/Fre

Fa/Fre

e

Fa/Fre

Fa/Fre

e

X

Y

X

Y


X

Y

X

Y


X

Y

X

Y


0.025

1

0

0.56

2.0

0.22

1

0

0.46

1.74

0.31

1

0

0.44

1.42

0.39

0.04

1

0

0.56

1.8

0.24

1

0

0.46

1.61

0.33

1

0

0.44

1.36

0.41

0.07

1

0

0.56

1.6

0.27

1

0

0.46

1.46

0.36

1

0

0.44

1.27

0.44

0.13

1

0

0.56

1.4

0.31

1

0

0.46

1.30

0.41

1

0

0.44

1.17

0.46

0.25

1

0

0.56

1.2

0.37

1

0

0.46

1.14

0.47

1

0

0.44

1.05

0.53

0.5

1

0

0.56

1.0

0.44

1

0

0.46

1.00

0.54

1

0

0.44

1.00

0.56




当量静载荷

当量静载荷:

P0FrkNFa/Fr0.8

P00.6Fr+0.5FakNFa/Fr0.8



补充代码

用于深沟球轴承后缀的含义如下:

CN 普通组径向游隙:通常仅用于与以下字母组合来表示较窄或偏移的游隙范围

H缩窄的游隙范围,相当于原来游隙范围的上半部分。

M缩窄的游隙范围,相当于原来游隙范围的中部分。

L 缩窄的游隙范围,相当于原来游隙范围的下半部分。

P 偏移的游隙范围,相当于原来游隙范围的上半部分和下一组游隙范围的下半部分的组成。以上字母同时适用于以下的游隙组别组合成对应的意义:C2、C3、C4和C5,例如C2H C2 径向游隙小于普通组

C3 径向游隙大干普通组

C4 径向游隙大于C3

C5 径向游隙大于C4

DB 两个以背对背方式配对的单列深沟球轴承

DF 两个以面对面方式配对的单列深沟球轴承

DT 两个以串联方式配对的单列深沟球轴承

E 内部设计改变,加强型结构

J 钢板冲压保持架,材料有变化时附加数字区别。

M 黄铜实体保持架,钢球引导。不同的设计和材料在M之后加上数字标识,如M2

MA 黄铜实体保持架,外圈引导

MB 黄铜实体保持架,内圈引导

MT33 锂基润滑脂,NLGI稠度3,温度范围﹣30至+120℃(标准填充量)

MT47锂基润滑脂,NLGI稠度2,温度范围﹣30至+110℃(标准填充量)N外圈带止动槽

NR外圈带止动槽和止动环

N1外圈侧面有定位凹槽

P5尺寸精度和旋转精度符合ISO公差等级5

P6尺寸精度和旋转精度符合ISO公差等级6

P52P5+C2 尺寸精度和旋转精度符合ISO公差等级5,游隙为2组游隙。P62P6+C2 尺寸精度和旋转精度符合ISO公差等级6,游隙为2组游隙。P63P6+C3 尺寸精度和旋转精度符合ISO公差等级6,游隙为3组游隙。RS 轴承一面带骨架式橡胶密封圈(接触式)。

2RS 两面有RS密封的轴承

RS1 轴承一面带骨架式橡胶密封圈(接触式),密封圈材料为硫化橡胶2RS1 两面有RS1密封的轴承

RS2 轴承一面带骨架式橡胶密封圈(接触式),密封圈材料为氟化橡胶

2RS2 两面有RS2密封的轴承

RZ 轴承一面带骨架式橡胶密封圈(非接触式)。

2RZ 两面有RZ密封的轴承

S0套圈经过高温回火处理,工作温度可达150℃S1套圈经过高温回火处理,工作温度可达200℃

TN1保持架为尼龙保持架

Z 轴承一面带防尘盖

2Z 轴承两面带防尘盖

ZN Z+N 防尘盖在止动槽的异侧。

ZNR Z+NR 防尘盖在止动槽和止动环的异侧。ZNB Z+NB 防尘盖在止动槽的同侧。

ZNBR Z+NR 防尘盖在止动槽和止动环的同侧。

2ZN 2Z+N 轴承两面带防尘盖,外圈有止动槽。

2ZNR 2Z+NR 轴承两面带防尘盖,外圈有止动槽和止动环。

TH 玻璃纤维增强酚醛树脂保持架(筐形)。

V 满装滚动体(无保持架)



  • 内径
    mm
    mm
  • 外径
    mm
    mm
  • 宽度
    mm
    mm
  • 带密封圈宽内圈轴承
  • 带球口
  • 满球
  • 带止动环槽
  • 带密封圈
  • 1
    2
    1
    2
    基本尺寸 mm 基本额定载荷 kN 极限转速 rmin 轴承代号 安装尺寸 mm 重量 kg
    d D B r1min Cr Cor 脂润滑 油润滑 轴承代号 Dsmin dhmax ramax 重量
    107147161.340.070.02700340066/107V1151401.30.821
    90190433144108340040006318V1031772.54.84
    85180413183157380045006317V981672.54.16
    85160372.115712530003700315V/C98614923.23
    70130251.584.574.534004800215831221.51.32
    7018042314014827003500414N1-Z/YB88316735.64
    7018042313314827003500414N1-RS8316734.04
    70125241.584.573.040005000214V781171.51.19
    140332.111090340048003137612922.4
    120231.559.257.343006000213731121.51.01
    55140332.197.589.038004800411N1/YB86612922.45
    509020140.031.053006700210-Z/YA6568410.503
    20110271.580.057.0450063003105910121.01
    45100251.565.043.552006600309/YA852.590.51.50.920
    4585191.143.032.05300750020951.578.510.492
    43100251.565.043.55200660030/43NR-2Z/YAD52.590.51.50.994
    43100251.565.043.55200660030/43NR52.590.51.50.949
    306216123.616.01000013000206355710.217
    1
    2
    基本尺寸 mm 基本额定载荷 kN 极限转速 rmin 轴承代号 安装尺寸 mm 重量 kg
    d D B r1min Cr Cor 脂润滑 油润滑 轴承代号 Dsmin dhmax ramax 重量
    440600744730117080095061988V456584355.6
    340460563420740850100061968V3534472.525.6
    2403002821422121000130061848V24929124.93
    220300382.12012921000130061944V23128927.24
    220270241.599.01611100130061844V2282621.52.62
    170260423.5206294120015006034V/YA71822483.57.11
    75160372.120412530004300315B/C98614923.23
    70150352.116311032004500314V8113922.65
    70125241.584.57348005800214V781171.51.19
    60140332.113090.034004800313V7612922.15
    60130312.111383.538005300312V7111921.82
    5011027285.562.045006300310V5910121.01
    3
    3
    基本尺寸 mm 基本额定载荷 kN 止动环尺寸 mm 极限转速 rmin 轴承代号 安装尺寸 mm 环槽尺寸 重量 kg
    d D B r1min Cr Cor D2 f 脂润滑 油润滑 轴承代号 Dbmin Dhmax ramax D1min a b r0max 重量
    105190362.1135102320038006221N1161792183.65.73.50.63.79
    100150241.562.452.9430050006020N1081421.5145.243.713.10.61.3
    100250584214184260034006420N11623432426.54.50.613.1
    95200453152118280036006319N1101852.5193.655.693.50.65.79
    90190433144108300038006318N1001802.5183.645.693.50.64.73
    9016030296.071.5169.72.82380045006218NR/YA7991512155.224.93.10.62.3
    9016030297.072.0380045006218N991512155.224.93.10.62.18
    90140241.558.550.0149.72.82480056006018NR/YAB-2-DC981321.5135.233.713.10.61.22
    90140241.558.550.0149.72.82480056006018NR/YAB-2981321.5135.233.713.10.61.22
    90140241.563.551.0149.72.82480056006018NR/YAD981321.5135.233.713.10.61.18
    90140241.563.551.0480056006018N/YD981321.5135.233.713.10.61.11
    90140241.555.545.0480056006018N/YAB-1981321.5135.233.713.10.61.15
    90140241.561.051.0480056006018N/HAYAB981321.5135.233.713.10.61.12
    90140241.558.550.0480056006018N981321.5135.233.713.10.61.15
    8516030283.064.5430050006317X3N961452155.224.93.10.62.44
    8518041310296.5380045006317N981672.5173.665.693.50.64.23
    8515028284.062.0430050006217-ZN941412145.244.93.10.61.82
    8515028284.062.0430050006217N941412145.24.93.10.61.82
    85130221.147.540.0500060006017N/YB2-FST91.5123.51125.224.063.10.60.903
    85130221.147.540.0139.72.82500060006017N/YB291.5123.51125.224.063.10.60.981
    80200483160122340040006416N931872.5193.65.73.50.66.78
    80170392.112586.5400048006316N911592163.655.693.50.63.63
    8014026271.554.5450053006216N891312135.234.93.10.61.46
    75160372.1149115169.72.8245005200315NR/YA68-1861492.1155.224.93.10.64.27
    75160372.1149115169.72.8245005200315NR/YA8-1861492.1155.224.93.10.64.27
    75160372.111377430050006315N861492155.224.93.10.62.92
    75130251.566.050.0480056006215N831221.5125.24.053.10.61.18
    75115201.140.032.2560067006015N-FST81.5108.51111.812.872.70.60.622
    70150352.113610245005300314N/YAD811392145.244.93.10.62.92
    70150352.113610245005300314MN811392145.244.93.10.63.18
    70150352.110768.0450053006314N/C9811392145.244.93.10.62.54
    70150352.110768.0159.72.82450053006314NR/C3811392145.244.93.10.62.62
    70150352.110768.0450053006314N/YA6811392145.244.93.10.62.54
    70150352.110768.0450053006314N811392145.244.93.10.62.54
    70125241.561.243.2480058006214N781171.5120.224.063.10.61.1
    70110201.138.030.0116.62.46600070006014NR76.5103.51106.812.872.70.60.648
    65160372.111878.5169.72.82450053006413NR/C3761492155.224.93.10.63.26
    65140332.195.059.5149.72.77480056006313NR/C3761292135.234.93.10.62.20
    65140332.195.059.5149.72.77480056006313NR/C3YA6761292135.234.93.10.62.17
    65140332.195.059.5480056006313N/YAB-FST761292135.234.93.10.62.13
    65140332.195.059.5480056006313N761292135.234.93.10.62.13
    6512023357.040.0530063006213N-FST731121.5115.214.063.10.61.04
    65120231.557.040.0530063006213N731121.5115.214.063.10.61.04
    65100181.132.025.0630075006013N71.593.5196.82.872.70.60.414
    65100181.132.025.0106.52.46630075006013NR71.593.5196.82.872.70.60.435
    60150352.110768.5480056006412N711392145.244.93.10.62.7
    60130312.182.050.0500060006312-ZN711192125.224.063.10.61.73
    60130312.182.050.0500060006312N711192125.224.063.10.61.72
    6011022353.036.0600070006212N-FST681021.5106.813.282.70.60.778
    60110221.553.036.01172.46600070006212-ZNR681021.51073.282.690.60.778
    60110221.553.036.0600070006212-ZNB/HAYAB681021.5106.813.282.690.60.782
    60110221.553.036.0600070006212-ZN681021.5106.813.282.70.60.766
    60110221.553.036.0600070006212-ZNB/HAYAB-DC681021.5106.813.282.690.60.782
    60110221.553.036.0116.62.46600070006212-ZNBR/HAYAB-DC681021.5106.813.282.690.60.794
    60110221.553.036.01172.46600070006212-ZNBR/YB2681021.51073.282.690.60.794
    60110221.553.036.0600070006212N681021.5106.813.282.70.60.778
    55140332.195.060.0500060006411N661292135.234.93.10.62.26
    55130311.177.049.0139.72.77530064006611NR711191.1125.34.063.10.61.89
    5512029271.545.0129.72.82560067006311-2RSNR641112115.214.063.10.61.41
    5512029271.545.0560067006311-2RSN641112115.214.063.10.61.34
    2
    3
    基本尺寸 mm 基本额定载荷 kN 极限转速 rmin 轴承代号 安装尺寸 mm 重量 kg
    d D B r1min Cr Cor 脂润滑 轴承代号 Dsmin Dsmax dhmax ramax 重量
    190290462.119420420006038-RS20028029.13
    18032052424026018006236-2RZ/Z1197303315.0
    18032052424026018006236-2RS197303315.0
    160240382.114313816006032-2RS16923125.11
    15027045318918320006230-2RS1642562.510.1
    150225352.112311716006030-2RS16121424.05
    14025042316615024006228-2RS1542362.57.52
    14025042316615024006228-2RZ/Z11542362.57.52
    13024040315313426006226-2RS1442162.56.40
    13024040315313426006226-2RZ/Z11442162.56.40
    1302003321099832006026-2RS13919123.33
    130165181.13337.73800FL-61826-2RS/P513615910.816
    12026055331719620006324-2RS1342462.512.7
    120215402.115413028006224-2RS13220325.33
    120215402.115513228006224-2RS/YB213220325.43
    120215402.115413021006224-2RZ13220325.33
    12018028285.580.022006024-2RS12917122.24
    120165221.148.650.53900FL-61924-2RS/P512612911.2
    11024050319516726006322-2RS1242262.59.77
    110200382.114511430006222-2RS12218824.62
    11017028282.070.624006022-2RS11916121.98
    11014016126.728.2260061822-2RS2/S3YA711513510.517
    10522549324015428006321-2RS1192112.58.15
    105190362.113510232006221-2RS11717823.87
    10516026273.062.824006021-2RS11415121.67
    10021547317314128006320-2RS1132022.57.19
    100180342.111588.024006220-2RS/CRA911116923.37
    100180342.112293.024006220-2RS11116923.27
    100150241.562.452.926006020-2RS1081421.51.21
    9520045315211824006319-2RS1081872.55.92
    基本尺寸 mm 基本额定载荷 kN 极限转速 rmin 轴承代号 安装尺寸 mm 重量 kg
    d D B C r1min Cr Cor 脂润滑 轴承代号 Dsmin Dsmax dhmax ramax 重量
    600700100504260710205D66/600616684360.6
    76.35213033.32530.150.7626660300066/76X4WB1-2RZ/YA3851250.7621.46
    63.599.52919.41.526.535.1410076TM642973901.50.603
    6017931452.563533400CZ6017945-2RS711682.56.1
    6011065.1271.540.53655001-0001681021.51.35
    551513345455.046.03600CZ5515145-2RS7113533.94
    5510055.6251.533.525.1430062211WB-2RS2N63921.51.08
    5012927342.562.038.04100CZ5012934-2RS611182.52.09
    458527211.129.319.5750062209X2WB-2RS/P53517910.544
    40.56234120.511.7993001-00044557.50.50.16
    1002336241.024.070006308/YAD469121.36
    409426311.541.024.075006308X3WB1TN1-2RS/YA648861.50.817
    408027211.129.117.9850062208X2WB-2RS/P53467410.525
    327225190.526.715.0900066/32WB1-2RSZ/C936.567.50.50.408
    305913220.4108110001-0005ZC34550.40.307
    305913220.4108110001-000534550.40.191
    266821.514.5131.017.065006605X2WBTN1/HA326210.272
    256518171.125.013.970006605WB1-2RS/P63-SAGW315910.27

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