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圆柱滚子轴承

单列圆柱

圆柱滚子与滚道线接触,径向承载能力大。它不仅适用于承受重载和冲击载荷,也适用于高速旋转。CRB滚道和滚动体几何形状已经过改进,并设计为具有更高的承载能力。肋和滚子端面的新结构设计不仅提高了轴承的轴向承载能力,还改善了滚子端面。与肋条接触区域的润滑条件提高了轴承的性能。这种轴承主要用于大中型电机、发电机、内燃机、燃气轮机、机床主轴、减速齿轮、装卸搬运机械和各种工业机械。
分类
公差
中福生产公差高达4级的单列、双列和四列CRB,还生产机床主轴专用公差为SP级和up级的双列圆柱滚子轴承。
径向游隙

中福单列CRB的标准产品具有基本径向间隙,也可以有3、4组间隙。

中福双列CRB的标准产品有1组间隙,圆柱孔轴承也可以有2组、3组间隙,圆锥孔轴承也有2组间隙。

中福四排CRB的标准产品有3组清仓,也有其他清仓产品。

径向间隙大于或小于标准值的轴承也可根据用户要求生产。

保持架
单列CRB大多使用车辆实心保持架、冲压保持架、尼龙保持架等。双列圆柱滚子轴承大多使用车削黄铜保持架,有时也可以使用尼龙保持架。四列圆柱滚子轴承主要使用车削黄铜保持架,对于较大的尺寸,应使用车削实心柱保持架。
允许角度误差
工作温度
当量动载荷
当量静载荷
补充代码

/C9T双排CRB两排滚道之间的间隙不同。

D分体式轴承。

DR两排拼合轴承成对使用。

E加固结构的内部设计变更。(滚道尺寸符合现行国家标准(加强型),与非加强型相比,滚子直径和长度有所增加。)

FC…ZW四排CRB,单内圈,双外圈,双肋,两排辊子相互抵靠。

J压制钢板笼,材料发生变化时有额外的编号区分。

JA钢板冲压保持架,带外圈导向。

JE磷化处理后的硬化钢板冲压保持架。

K圆锥孔轴承,锥度为1:12。

K30圆锥孔轴承,锥度为1:30。

L轻合金实心笼。当笼子材料发生变化时,应通过额外的数字表示。

LA轻合金实心笼,带外环导向。

LB轻合金实心保持架,带内环导向。

M黄铜实心笼。

MA黄铜实心笼,带外环导向。

MB黄铜实心笼,带内环导向。

N轴承外圈上有一个卡槽。

NB窄内圈轴承。

NB1窄内圈轴承,一侧窄。

NC窄外圈轴承。

NR轴承外圈上有一个带卡环的卡槽。

N1轴承外圈有一个定位槽。

N2轴承外圈有两个或多个对称的定位槽。

Q青铜实心笼,附加数字表示不同材料。

/QR四个CRB的组合,径向载荷均匀分布。

R轴承外圈有一个止动肋(法兰外圈)。

-RS轴承的一侧装有骨架橡胶密封圈。

-2RS轴承,两侧带有RS密封件。

-RSZ轴承的一侧装有骨架橡胶密封圈(接触式),另一侧装有防尘盖。

-RZ轴承的一侧装有骨架橡胶密封圈(非接触式)。

-2RZ轴承,两侧带有RZ密封件。

S马氏体淬火。

VB振动筛轴承。

W B宽内圈轴承(双面宽度)。

W B1宽内圈轴承(单侧宽度)。

W C宽外圈轴承。

X CRB完全配备了平扣环滚轮。

X1外径不标准。

X2宽度(高度)不标准。

X3外径和宽度(高度)为非标准(标准内径)。

-Z轴承,一侧带护罩。

-2Z轴承,两侧带护罩。

  • 内径
    mm
    mm
  • 外径
    mm
    mm
  • 宽度
    mm
    mm
  • 单列圆柱
  • 绝缘式圆柱
  • 剖分式圆柱
  • 滚轮轴承
  • 森基米尔轴承
  • 3
    3
    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 rmin E Cr Cor 脂润滑 油润滑 轴承代号 damin damax Dbmax Dbmin 重量
    140 300 62 4 4 260 595 806 1900 2400 IS-N328M 156 256 284 264 21.9
    130 230 40 3 3 209.5 354 496 2200 2800 IS-N226EM 143 206 217 213 7.09
    120 215 40 2.1 2.1 191.5 270 391 2400 3000 IS-N224M 131 140 204 195 6.11
    110 240 50 3 3 211 420 596 2000 2600 IS-N322EM 123 204 227 215 11.4
    110 240 50 3 3 207 373 479 2000 2600 IS-N322 123 208 227 210 10.2
    105 225 49 3 3 201 416 527 2200 2800 IS-N321EM 118 130 212 203 10.5
    100 215 47 3 3 191.5 372 468 2400 3000 IS-N320EM 113 188 202 195 9.67
    100 215 47 3 3 185.5 335 400 2400 3000 IS-N320M 113 182 202 190 8.24
    100 180 34 2.1 2.1 163 242 333 3200 3800 IS-N220EM 111 160 169 166 3.77
    95 200 45 3 3 177.5 307 390 2600 3200 IS-N319EM 108 174 187 181 7.1
    2
    3
    基本尺寸 mm 基本额定载荷 kN 其他尺寸 mm 轴承代号 重量 kg
    d D B C r1min rmin Cr Cor D1 d1 G b δ 轴承代号 重量
    770 950 380 290 6 6 3950 11700 890 820 882 ND6/770D/HCR 550
    750 960 380 290 5 15 3940 10800 887 806 870 ND6/750DF3/HCR 626
    750 960 380 290 5 15 3940 10800 887 806 870 ND6/750D/HCR 626
    750 920 185 106 7.5 7.5 2400 6250 864 802 863 8 N6/750DF3 241
    750 920 185 106 7.5 7.5 2400 6250 864 802 863 8 N6/750D 241
    711.2 892.2 184.15 87.3 5 7.5 1790 5600 823 767.5 820 8 N6/711.2DF3 225
    711.2 892.2 184.15 87.3 5 7.5 1790 5600 823 767.5 820 8 N6/711.2D 225
    700 870 380 290 12 12 3500 10200 749 811 821 10 ND6/700D/HCRYA8 494
    650 840 390 300 6 6 4130 11200 794 706 772 ND6/650D-1/DR 538
    650 820 380 290 5 17 3250 9100 762 700 758 ND6/650D/DR 455
    630 794 380 278 5 10 3500 9400 740 676 736 10 ND6/630D/DR 407
    620 820 380 290 5 12 3400 9100 752 671 740 ND6/620D/DR 505
    500 670 450 360 5 5 3300 8700 613 543 610 ND69/500X2D/DR-SY 402
    400 685.8 292 166.7 3 8 3340 6250 596 458 548 12 N680D 378
    200 368.3 156.369 90.488 4 4 1060 1600 244 290 8.5 N640D-1 61.4
    200 368.3 156.369 90.488 4 4 1060 1600 312 244 290 8.5 N640D 63
    3
    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 C r1min rmin Cr Cor 脂润滑 轴承代号 e F 重量
    150 360 173 171 5 3.75×45° 1570 3040 200 NNTR150-2ZL 196 191 105
    140 320 170 170 5 2.5 1500 2830 210 NNTR140-2ZL-1/HCOYA1 145 300 70.2
    140 320 170 170 5 2.5 1500 2830 210 NNTR140-2ZL-1/HCO 145 300 80
    140 250 115 115 20×23° 4 755 1570 220 NUTR140250XS 160 160 27.1
    140 250 114 114 5 4 610 1300 220 NNTR140-2ZL 179 158 27.7
    130 310 146 144 5 3 1150 1930 260 NNTR130-2ZL-1 165 153 65
    130 275 110 110 2 7 660 1180 250 NNTR130-XRS 170 154 29.4
    130 250 106 103 4 4 800 1330 240 NNTR130-2ZL 160 147 26.8
    130 230 120 120 4 3 1050 1610 230 NUTR130230XS/YAD 173 146 23.5
    130 230 120 120 4 3 880 1550 230 NUTR130230XS 186.5 130 23.6
    120 290 135 133 3 2 880 1600 260 NNTR120-2Z 157 143 50.9
    110 260 115 113 4 2 775 1350 240 NNTR110-2ZL 143 133 35.6
    110 250 100 100 3 1.1×45° 380 695 250 NNTR110 132 124 27.3
    110 240 190 180 4 3 1260 2720 260 NNTR110X3-2ZL 142 134 49.1
    110 200 60 58 4 1.5×45° 500 760 300 NUTR110 200 160.9 126 8.93
    105 280 135 135 2 2 1040 1800 320 NNTRP105R-2ZL/S2YA2 152.4 142 44.2
    100 250 106 103 5 1.5×45° 680 1020 350 NNTR100-2ZL/HCO 180 105 30.1
    100 300 82 80 1.5 1×45° 710 1220 350 NNTR100-1/C9 152 134 36.7
    3
    3
    基本尺寸 mm 轴承代号 基本额定载荷 kN 重量 kg 图例
    d D B C r1min rmin F 轴承代号 Cr Cor 重量 图例
    258 520 160 160 1 3 258 BNPF41104160 2480 4150 207 图十四
    215 550 205 200 1.1 1.1 SJ-NNUP215-XRS 2600 4500 293 图十二
    180 406.42 171.04 171.04 1.5 4 BNPF3680170X3 2070 3850 128 图四
    180 410 240 220 1.1 1.1 SJ-TCNP180-2 2500 4950 170 图十三
    180 406.6 181 179 2.5 1.1 222 SJ-TCNP180-XRS-1 1800 3300 133 图七
    180 406.42 224 1.5 4 217.3 SJ-TCNB180X2 2640 5250 171 图四
    180 406.42 224 222 2.5 1.1 222 SJ-TCNP180-XRS-3 2200 4300 166 图七
    180 406.42 171 169 2.5 1.1 222 SJ-TCNP180-XRS-2 1700 3100 124 图七
    180 406.42 182 179 2.5 1.1 222 SJ-TCNP180-XRS 1740 3200 133 图七
    180 406.42 171.04 1.5 4 217.3 SJ-TCNB180-PX 2360 4050 130 图四
    180 406.42 171.04 1.5 4 217.3 SJ-TCNB180-1 2360 4050 130 图四
    180 406.42 171.04 1.5 4 217.3 SJ-TCNB180 2360 4050 130 图四
    180 406.42 171.04 1.5 10×15° 217 SJ-NNJ180-2RS 1450 2770 125 图八
    130 300.2 170 168 2.5 1.1 158.455 SJ-TCNP130-XRS 1300 2230 68.5 图七
    130 300.02 172.65 171.6 3.1 2 156 SJ-NNUP130-2ZL-1 1450 2430 69.8 图二
    130 300.02 172.65 171.6 2.5 2.5 156 SJ-NNUP130-2ZL 1450 2430 70.1 图二
    130 300.02 132 129 3.1 2 156 SJ-NNUP130 1090 1820 53.8 图六
    130 300 172.644 2.5 2.5 161 SJ-TCNB130-3 1480 2810 72 图四
    130 300 172.664 2.5 2.5 158.7 SJ-TCNB130-1 1510 2790 72.9 图四
    130 300 172.64 2.5 3 159.5 SJ-TCNB130-5 1480 2720 72.3 图四
    130 300 172.64 2.7 2 159.455 SJ-TCNB130-4 1880 2940 73.6 图四
    130 300 172.64 4 2.5 159.455 SJ-TCNB130-2 1880 2940 73.6 图四
    130 300 172.64 4 2.5 158.455 SJ-TCNB130/WN26 1720 2670 72.2 图四
    130 300 172.64 4 2.5 158.455 SJ-TCNB130 1720 2670 72.3 图四
    130 300 172 172 1 2 159.3 BNPF2660172 1500 2740 71.1 图四
    130 300.02 132 129 2 2 156 SJ-NNFP130X2 1100 1860 53.1 图三
    130 300 172.64 172.64 4 2 158.45 SJ-NNFP130 1390 2500 69.6 图三
    130 300 172.664 172.661 6 10×15° 157 SJ-NNJ130-2RS 1320 2210 68.9 图八
    100 225 100 95 1 1.2 119.5 BNPF2045100 520 795 21.6 图十五
    60 150 75 73 1 1.2 75 BNPF123075-2RZ-1 270 390 7.85 图二
    60 150 75 73 1 0.8 75 BNPF123075-2RZ 270 390 7.85 图二
    55 126 64 63.2 2 0.5×45° 69 BNPF112564X1-2RZ 172 260 4.53 图二
    55 120 52 51.2 1.2 0.8 65 SJ-NNUPTR3311X2/HCOC9 165 225 3.21 图十五
    51 98.4 60 54 2 0.5×45° 61.14 BNPF102060X1V-2RZ 170 250 2.25 图一
    51 98.4 60 54 2 0.5×45° 61.14 BNPF102060X1-2RZ 154 270 4.53 图一
    50 110 32 30 2 1 57.3 SJ-NUTR50110-2RZ/HCO 108 173 1.7 图十七
    40 105 48 46 1 1 51 SJ-NUPT608Q1/HCO 114 148 2.43 图十六
    35 110 40 39 1 1.5 45 SJ-NNUPTR2047X3/HCO 83 100 2.46 图六
    347
    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 倾斜挡圈
    dDBr1minrminFECrCor脂润滑油润滑轴承代号damindamaxdbminDamaxDaminramaxrbmax重量轴承代号重量A1A2r3.r4
    190023001759.59.5220481502370090115N18/19001934219422662219881480
    170020601607.57.51784695018500125155NU18/1700EM1728177117952032661156
    160019502007.57.51690834024300150185NU28/1600F31655168017001886661272
    160019501557.57.51857656018300150185FL-N18/160016301680170018861876661030
    150018201407.57.51585622017300195250NU18/1500/HCR152815701748179266773
    150018201407.57.51735622017300195250NF18/1500/HC152817281792174566773
    150018201407.57.51585622017300195250NU18/1500/HC152815701748179266773
    1500177016047.51580570019200200260NU6/1500/HCC9YA3415281570174246730
    140017001757.57.5163763001750175210N28/1400EM142816271672164766858
    132017203007.57.516401260032500175210N39/1320M1348163016921655661890
    132017202307.57.514201090029000180230NU29/1320E1348140514301692661510
    132017201757.57.51475670016200NU19/1320D/HCRYAD1348146014781692661080
    132017201757.57.51425792019500190240NU19/13201348140614281692661110
    132016401857.5151040652017730190250FL-NU6/1320136413761382161066893
    1320160012266139536509500190250NU18/1320M134313821403157755525
    125017502909.59.516351250029500165190N20/1250M1284162517161650882310
    12501500145661316490014000300380NU18/1250/HCE128013061326147055517
    1250150011266131636309550300380NU18/1250F3/C9128013061326147055386
    1250150011266131636309550300380NU18/1250C9128013061326147055386
    120015201857.57.51439624017000110140FL-N6/1200/YAD12401290148066838
    120015201857.57.51289622017000110140NU6/1200F3/C91124012741304148066825
    120015201857.57.51289622017000110140NU6/1200F3/C9124012741304148066825
    120015201857.57.51289622017000110140NU6/1200F3124012741304148066825
    120015201857.57.51289622017000110140NU6/1200124012741304148066825
    120015201857.57.51289622017000110140NU6/1200/C9124012741304148066825
    120015201857.57.51289622017000110140NU6/1200/C91124012741304148066825
    118015402727.57.514661100028500190250N39/1180M1208145815121474661350
    118015402067.57.51258895021500180220NU29/1180EM1208125012661512661046
    1180142010666124230508000250320NJ18/1180M120312281270139755340
    1180142010666124229507750250320NJ18/1180EM120312281270139755354
    95012501757.57.51024515013400140170NUP29/9509901069121066616
    6008301505565531007450600700327/60061964770380644237
    56075011255703226056006500780N29/56058669372471344138
    5306507233622106028909001100NF28/5305446456252.52.552.2
    500670100555431760430075090020389/50052253754964833101
    4607602407.57.5531495010400400480NU319249052653673066467
    4407202266650847509800600750NU318846049851870055374
    4006009055450131024709001100NJ10804204464725804490.6
    3607502247.57.5455490086507008503267239044546072077480
    34052082553851050191010001300NU1068M3603803895004465
    3204807444360870158011001400NJ1064M3363553804643347.8
    3204807444360870158011001400NU1064M3363553644643348.2
    3204807444360870158011001400NU1064KM/C93363553644643346.3
    3204807444360870158011001400NUP1064M3363804643349.1
    32048056333505801130110014001032964H3363463544252.52.524.7
    3004607444340850151012001500NJ1060M3163353584443345.1
    3004607444340850151012001500NU1060M3163353444443344.1
    3004607444340850151012001500NU1060M/HA3163353444443344.1
    3004605744344730134014001700NJ1060X2M3163353584443336.5
    30054085553641370227010001300NU260M3203583685204486.9
    3006201097.57.5385210033009001100NU360M33037939059077166
    280340302232728069018002200N1856X3M/HG2289324330330225.76
    2804206544316640114014001700NJ1056M2963113324043332.2
    280380462.12.13064308651700190010329562913033093692215.5
    2604006544625109015001800NU1052M2762913003843330.2
    2604006544296625109015001800NUP1052M2763133843337.2
    2604008244294985188013001700NU2052EM2762913003843340.1
    26048080553201110180011001400NU252M2803133244604467.1
    2503085062.3595105018002300N650EM/HAC92683433683515221.4
    240360563327049585517002000NU1048Q12532662743472.52.521.2
    2404407244295950154013001600NU248M2562882994243346.9
    2404407244295950154013001600NJ248M2562883174243349.6
    24050095554301390212010001300N348M2604264804344496.3
    24050095553101390212010001300NUU348M2603023144804496.3
    240440146442902040382011001400NU5248/P525628729342433104
    240320382.52.526028054019002400103294824925726330821.58.50
    220300482.11.524037075519002400NU2944Q12392372432892110.5
    220340563325047077518002200NU1044Q12332462543272.52.519.4
    220340563325048581018002200NJ1044M2332462653272.52.519.6
    2204006544350760120015001800N244M2363423843583336.7
    2204006544270760120015001800NJ244M2362632903843335.4
    2204006544270760120015001800NU244M2362632763843335.0
    22046088552841160173010001300NU344M2402772884404473.4
    220400108442701110199013001600NU2244M2362622743843362.2
    220400108442701110199013001600NJ2244M2362622903843363.3
    220460145554072090336010001300N2344EM24040344041144114
    220460145552841970327010001300NU2344EM24027628844044114
    220460145552841970327010001300NU2344M/C924027628844044114
    20031034222773055452200280070021402112742992802210.1
    200310512.12.122742570519002400NU1040M2112252332992214.3
    200310512.12.122742570519002400NJ1040M2112252422992214.7
    20032088.933232.689705135017002000NU3040X3M/C32112252353093328.7
    200360584431662599515001800N240M2163103443223326.8
    200360584424462599515001800NU240M2162392473443326.5
    200360584424462599515001800NJ240M2162392623443327.1
    200420165552601950354012001500NU3340M22025326440044118
    200420165552601950354012001500NUP334022028240044121
    20036098443251160198015001800N2240EM2163203443303344.9
    2003609844244905160015001800NJ2240M2162362603443345.5
    20036098442411160198015001800NU2240EM2162362453443342.2
    2003609844244905160015001800NUP2240M2162603443346.3
    200420138553641620264012001500N23240M2203604003684494.5
    200320482.12.12834307051900240027402212802992862214.7
    1902604221.120831568522002800NU2938Q11962062102521.516.98
    190290462.12.121537564020002600NU1038M2012122182792210.9
    190340554423156588516001900NU238M2062262343243321.6
    190340554423156588516001900NJ238M2062262483243322.0
    190340554423156588516001900NUP238M2062483243322.3
    1904007855245945137012001500NJ338M2062402663804449.4
    1904007855245945137012001500NU338M2102402493804448.5
    1904007855345945137012001500N338M2103403803504450.2
    19034092442281040175016001900NU2238M2062232323243338.6
    180280312225024542020002400N036M191246269254228.59
    180280312225024542020002400NO36L191246269254227.08
    180280332226031054019002200NO36X2191256269264228.44
    180320524428250578517002000N236M1962783042863319.7
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