交叉滚子轴承电子样本
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轴承:轴承是当代机械设备中一种重要零部件。
它的主要功能是支撑机械旋转体,降低其运动过程中的摩擦系数,并保证其回转精度。
结构分类:滑动轴承滑动轴承不分内外圈也没有滚动体,一般是由耐磨材料制成。
常用于低速,轻载及加注润滑油及维护困难的机械转动部位。
关节轴承关节轴承的滑动接触表面为球面,主要适用于摆动运动、倾斜运动和旋转运动。
滚动轴承滚动轴承按其所能承受的载荷方向或公称接触角的不同分为向心轴承和推力轴承。
其中径向接触轴承为公称接触角为0的向心轴承,向心角接触轴承为公称接触角大于0到45的向心轴承。
轴向接触轴承为公称接触角为90的推力轴承,推力角接触轴承为公称接触角大于45但小于90的推力轴承。
按滚动体的形状可分为球轴承和滚子轴承。
滚子轴承按滚子种类分为:圆柱滚子轴承、滚针轴承、圆锥滚子轴承和调心滚子轴承。
按其工作时能否调心分为调心轴承----滚道是球面形的,能适应两滚道轴心线间的角偏差及角运动的轴承和非调心轴承(刚性轴承)----能阻抗滚道间轴心线角偏移的轴承。
按滚动体的列数分为单列轴承、双列轴承和多列轴承。
按其部件(套圈)能否分离分为可分离轴承和不可分离轴承。
按其结构形状(如有无装填槽,有无内、外圈以及套圈的形状,挡边的结构,甚至有无保持架等)还可以分为多种结构类型。
按其外径尺寸大小分为微型轴承(<26mm)、小型轴承(28-55mm)、中小型轴承(60-115)、中大型轴承(120-190mm)、大型轴承(200-430mm)和特大型轴承(>440mm)。
按应用领域分为电机轴承、轧机轴承、主轴承等。
按材料分为陶瓷轴承、塑料轴承等。
深沟球轴承深沟球轴承是最具代表性的滚动轴承。
与尺寸相同的其它类型轴承相比,该类轴承摩擦系数小,极限转速高,结构简单,制造成本低,精度高,无需经常维护,而且尺寸范围大、形式多,是应用最广的一类轴承。
它主要承受径向载荷,也可承受一定的轴向载荷。
当其仅承受径向载荷时,接触角为零。
SBI回转支承轴承SLEWING BEARINGSCAT-121洛阳世必爱特种轴承有限公司Luoyang SBI Special Bearing Co., Ltd.转盘轴承Slewing Bearings转盘轴承除承受推力负荷外,还可承受力矩和径向负荷,其类型有球轴承、滚子轴承及球-滚子轴承。
在结构上有单列、双列和三列型式;在传导方面有带齿(内圈或外圈)型,也有无齿型;在防尘和防漏脂方面有密封型,也有不带密封的结构;在安装方面有挡边(外圈或内圈上)和紧固螺孔,也有无挡边的结构。
Slewing bearings (slewing rings) can take thrust load, moment load and radial load. SBI slewing bearings can be divided into three types: ball type, roller type and ball-roller type. In structure, the bearings can be single-row, double-row or triple-row. Type of structure, There are single-row, double-rows and three-rows. In power transmission, the bearings can be with gear teeth (on outer ring or inner ring) and without gear teeth. In dust and grease proof, they can be with seals or without seals. In mounting convenience, they can be with flange or bolt bores or without.本公司转盘轴承标准系列的代号方法同国家标准JB/T2300-1999之规定。
交叉滚子轴承电子样本交叉滚子轴承是一种回转元件轴承,其中滚动体为圆锥滚子。
它能承受高径向和轴向负载,并适用于高速运动。
该轴承广泛应用于机床、冶金设备、重型设备等领域。
以下将介绍交叉滚子轴承的电子样本,包括其结构、特点以及在应用中的优势。
一、交叉滚子轴承的结构交叉滚子轴承的基本结构包括内、外两个轴承环,滚子和保持架。
为了提高轴承的强度和刚性,轴承环采用滚柱状表面,并且两个轴承环间相差90度。
滚子由内、外两段滚柱组成,它们通过保持架保持在一定的间隙内,并以交叉形式分布在保持架上。
这样的结构设计使得交叉滚子轴承能够同时承受径向和轴向负载,提高了承载能力和刚性。
二、交叉滚子轴承的特点1.承载能力强:由于滚子的分布方式和轴承环的设计,交叉滚子轴承能够承受高径向和轴向负载,具有高承载能力。
2.刚性好:交叉滚子轴承的滚子和轴承环之间的间隙设计合理,使得轴承具有较高的刚性,能够保持稳定的运动状态。
3.高旋转精度:交叉滚子轴承的内、外环圆周度高,使得轴承具有良好的旋转精度,适用于高速运动。
4.安装简便:交叉滚子轴承的内、外环相差90度,使装配和拆卸更加容易,省去了繁琐的工序。
5.节省空间:由于滚子的交叉分布方式,交叉滚子轴承的安装空间要比其他类型的轴承更小,能够有效节省空间。
三、交叉滚子轴承的优势1.减少摩擦和磨损:交叉滚子轴承采用滚动摩擦,相对于滑动摩擦能够大大减少轴承的摩擦和磨损,延长使用寿命。
2.提高传动效率:交叉滚子轴承的摩擦小,传动效率高,能够减少能量损失,提高传动效率。
3.适用性广:交叉滚子轴承可承受不同方向的负载,具有良好的适应性和稳定性,可以应用于多种复杂工况下。
4.可靠性高:由于交叉滚子轴承的结构设计合理,材料优良,加工精度高,因此具有较高的可靠性和耐久性。
综上所述,交叉滚子轴承是一种具有高承载能力、良好刚性和旋转精度的轴承。
它在工业领域得到广泛应用,可以承受复杂的负载,同时具有节省空间和简化安装的优势。
PRS 公司XRB 系列标准型交叉滚子轴承技术参数PRS 交叉滚子轴承中,因圆柱滚子在呈90 的V 型沟槽滚动面上相互垂直的排列,与其他结构形式的轴承相比,大幅度的提高了刚性,一套交叉滚子轴承就可以承受径向负荷、轴向负荷及力矩负荷等所有方向的负荷。
同时轴承的内外圈尺寸被最大限度的小型化,特别是超薄型是接近于极限的小型尺寸,特别适合于工业机器人的关节或旋转部位、机械加工中心的旋转工作台、机械手的旋转部位、精密旋转工作台、医疗机械、计量器、IC 制造装置等用途。
PRS 交叉滚子轴承有内圈分割和外圈分割两种结构,包括三个产品系列,内圈或外圈 是两分割的结构,垂直排列的滚子和滚子间装有间隔保持器,可以防止滚子的倾斜或相互摩擦及旋转扭矩的增加,具有出色的旋转精度,同时轴承间隙可调整,即使施加预压也能获得高精度的旋转运动,安装操作也比较简单。
XRB 系列交叉滚子轴承是PRS 公司标准型交叉滚子轴承,属于外圈分割型,两半外圈通过螺栓联接,内圈是整体结构,特别适合于要求内圈旋转精度高的场合。
外型尺寸(mm) 额定负荷内径 外径 宽度 径向(KN) 质量对应型号 公称 型号 d D B C Co Kg THK IKO NSK XRB 2008 20 36 8 3.23 3.10.04RB2008 XRB 2508 25 41 8 3.63 3.830.05RB2508 NRXT2508XRB 3010 30 55 10 7.358.360.12RB3010 CRB3010XRB 3510 35 60 10 7.649.120.13RB3510 XRB 4010 40 65 10 8.3310.60.16RB4010 CRB4010NRXT4010XRB 4510 45 70 10 8.6211.30.17RB4510 XRB 5013 50 80 13 16.720.90.27RB5013 CRB5013 NRXT5013XRB 6013 60 90 13 18 24.30.3 RB6013 CRB6013 NRXT6013XRB 7013 70 100 1319.427.70.35RB7013 CRB7013NRXT7013XRB 8013 110 1320.532 0.38 NRXT8013XRB 8016 80120 16 30.142.10.7 RB8016 CRB8016 NRXT8016XRB 9016 130 1631.445.30.75RB9016 CRB9016NRXT9016XRB 9020 90140 20 32 49 1.27 NRXT9020XRB 10016 140 1631.748.60.83RB10016 XRB 10020 100150 2033.150.9 1.45RB10020 CRB10020NRXT10020XRB 11012110 135 12 12.524.10.4RB11012XRB 11015 145 15 23.741.50.75RB11015XRB 11020 160 20 34 54 1.56RB11020 CRB11020 NRXT11020XRB 12016150 16 24.243.20.72RB12016 XRB 12020 170 20 36 62 1.6 NRXT12020XRB 12025 120180 25 66.9100 2.62RB12025 CRB12025 NRXT12025XRB 13015160 15 25 46.70.72RB13015 XRB 13025 130190 25 69.5107 2.82RB13025 CRB13025 NRXT13025XRB 14016175 16 25.950.1 1 RB14016 XRB 14025 140200 25 74.8121 2.96RB14025 CRB14025 NRXT14025XRB 15013180 13 27 53.50.68RB15013 XRB 15025210 25 76.8128 3.16RB15025 CRB15025 NRXT15025XRB 15030 150 230 30 100156 5.3 RB15030 CRB15030 NRXT15030XRB 16025 160 220 25 81.7135 3.14RB16025 XRB 17020 170 220 20 29 62.1 2.21RB17020 XRB 18025 180 240 25 84 143 3.44RB18025 XRB 19025 190 240 25 41.782.9 2.99RB19025 XRB 20025260 25 84.2157 4 RB20025 CRB20025 XRB 20030280 30 114200 6.7 RB20030 CRB20030 NRXT20030XRB 20035 200 295 35 1512529.6 RB20035 CRB20035 XRB 22025 220 280 25 92.3171 4.1 RB22025 XRB 24025 240 300 25 68.3145 4.5 RB24025 XRB 25025310 25 69.3150 5 RB25025 CRB25025 NRXT25025XRB 25030330 30 1262448.1 RB25030 CRB25030 NRXT25030XRB 25040 250 355 40 19534814.8RB25040 CRB25040 XRB 30025360 25 76.3178 5.9 RB30025 CRB30025 NRXT30025XRB 30035395 35 18336713.4RB30035 CRB30035 NRXT30035XRB 30040 300 405 40 21240917.2RB30040 CRB30040 NRXT30040XRB 35020 350 400 20 54.1143 3.9 RB35020 XRB 40035480 35 15637014.5RB40035 CRB40035 NRXT40035XRB 40040510 40 24153123.5RB40040 CRB40040 NRXT40040XRB 40070 400 580 70 47081172.4 CRB40070 XRB 45025 450 500 25 61.7182 6.6 RB45025 XRB 50025 550 25 65.52017.3 RB50025 XRB 50040600 40 23960726 RB50040 CRB50040 NRXT50040XRB 50050 625 50 26765341.7RB50050 CRB50050 NRXT50050XRB 50070 500680 70 653133086.1 CRB50070 XRB 60040700 40 26472129 RB60040 CRB60040 NRXT60040XRB 60070780 70 7001540102 CRB60070 XRB 600120 600 870 120 14902800274 CRB600120 XRB 70045815 45 28183646 RB70045 CRB70045 XRB 70070880 70 7661810115 CRB70070 XRB 700150 700 1020 150 198******** CRB700150 XRB 80070950 70 4681330105 RB80070 CRB80070 XRB 800100 8001030 100 11402640247 CRB800100 XRB 90070 900 1050 70 4941490120 RB90070 XRB1000110 1000 1250 110 12203220360 RB1000110 XRB1250110 12501500 110 135******** RB1250110。
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额定负荷重量型 号Basic Loads Mass DesignationsD d H D1D2φ1φ2D3d1H1h φ3Coa mm 104 N kg 116752480260604442961616141436038060---75.455116752K48026060------36038060---75.458.617679259046045570488812M101051854245---62.635.9176792K590460455704881212101051854245---62.636176792K2M59046045570488128101052653445---94.430.81167/530780530607405602020171364566535---1121031167/5607205603669059012121412638.5641.5333-70.840.31167/560K720560366905901232M1216634646363-70.839.21167/560M7205603669059012121412638.5641.5363-70.838.11168/56078056060------645668603-22410311768/63078063069------71872269---11179.41167/700900700368607401212M1617796804363--17960E787/760G295076080915795242418M16853.5856.57194M10×12031383 - 6401000775649488022412/12M1213 / M1287888249152M8×11961123 - 640K1000775649488022412/12M1212 / M1287888249152M8196112787/800G10508009010128383030202092392776163M10×121519271769/850Y11208508510749241212M2022995101085---15l 24871769/850G2K112085085107492412121722999l00385---210257787/932G212009321201148984404026M2410641068100204G1 / 4in 349328787/960G211659609011351040363618M161073107778146M10×1249202787/1000G21250100010012061044121218M161123112790103M10×1540283787/1260G2150912609014651315363622M201386138970142ZGL / 8in 37827471169/1400Y18201400136175014702424353516081612136-4M10×1611111471169/1400Y118201400136175014702424353516081612136-4M10×110701120787/1440G21780144010017301494484822M201618162285154M12×1.25503533787/1628G21927162813018751680363626M2417741778115156G1 / 4in 692732787/1700KM20001700150195017502424212118421858130204M10×1684826KDL900—610508325610208621212181894294645-4M622752.5LD—Q00748527555453307161618M163813865054M10×187.243.7LD—QOO7K48527555453307161618183813865054M10×187.243.7LD—Q020440240554002801818M20-7H 223403425053M10×178.234.74 point contact ball bearing slewing ring (without gear)四点接触球式转盘轴承(无齿式)n1n2n3mm mm mm mm 外 形 尺 寸安 装 孔 尺 寸结 构 尺 寸Boundary Dimensions Bolt Hole Diameter Structure Dimensions额定负荷重量型 号Basic Loads Mass DesignationsD d H D1D2φ1φ2D3d1H1h φ3Da b Coa mm mm mm 104 N kg D178794694470776305001818M1618567.5564.564136M10 x1669611460015793.11787/600G786600727406362024 2.5196896916074n 678913150010794.11787/674G285367470825709342320M2076476859102n 78891255001838911787/674G2K853674708257093424181876476859102n 788912550018388.61787/710G28947106784574488M10M107988065893M10×l 69241525501791071787/710G2K89471067875760812M10M127988065893M10×169241525501791071787/710G2Kl89471067865744202013137988065894M10 x169241525501791071787/800G 10508009010128383030202092392776163M10×1610921806002152171787/800GK 10508009010128383030202092392776163M10×1610921806002152171788/1040G2 -104080122010803030M1617.5115311577010--10131412570029725l 1787/1060G 13351060109129511052424M20221198120210094M8×110138813880-0.65014071787/107513651075120131011303636262612181222105154M8×1814241769004634631787/1075K 1365107513013101130363624241218122210510--10142014012004635501787/1075G21365107512013lO 11303636242412181222105154M10 x110142513890 1.44634631787/1075G2K 1365107512013lO 11303636M242612181222105154M8×1814241'769004634631787/1330G21475133082.415101362242418.518.5143914457012.46M10×1915841747003532803 — 647G 14071352100137014041813M8M101390139463-86 4.514493206002161431788/1410G2-141085159014543636M1617.51524.61528.67015--1016761607003953121787/1640G 20501640160199017103030282818441856140202 1.5102108210105-0.6111812641787/170019451700120190017502424M182118251845110104M10×1519703923504055161789/1700GM 2052170010019801780242420M181878188290104 1.5520804145005516781787/2650G228852650100285027004848 M20M202777278180106n 122950244800913751Z x mm mm mm mm n1n2n3m Boundary Dimensions Bolt Hole Diameter Structure Dimensions Gear Parameters 外 形 尺 寸安 装 孔 尺 寸结 构 尺 寸齿 轮 参 数额定负荷重量型 号Basic Loads Mass DesignationsD d H D1D2φ1φ2D3d1H1h φ3da b Coa mm mm mm 104 N kg 2788/850K97685080------91691980---29164562001741173-646G21200-5611701044162417.510.51088109246124M8 x1698516644021084.12782/1000GK127010001001220105024/2×224/2×217/M1217/M121133113785152M10×16972.61647003843222787/1210G215301210122148012604040262613681372108124M10 x11011641188007135402787/1400GK17151400110166014602424M20M201558156295152M121.256136523077-0.353655452787/1400GK11715140011016601460242423231558156295152M10x16136523077-0.353655452787/14401780144010017301494484822M201618162285104M121.25814001775005035542787/1440G1780144010017301494484822M201618162285104M121.25814001775005785542768/1440G1780144010417301494484822M201613162787106M121.25814001775205785552787/1525G218751525140181515854242292916981702122174M121.25161452921100.3587310192788/171220501790112200618473672222219251926921218M10x1161712108100-0.56046632789/223024882230160244522754848M20M222337.52342.513558ZG1/4in 1821441211450124711142789/2240G225002240140245422805656M24M242357.52362.511558M14x1.5182146121125085611612789/273529902735160295427704848M20M242835284513558ZG1/4in 222625121144015591457Z x mm mm mm mm n1n2n3m Boundary Dimensions Bolt Hole Diameter Structure Dimensions Gear Parameters 外 形 尺 寸安 装 孔 尺 寸结 构 尺 寸齿 轮 参 数50Ball and roller combined slewing bearing (external gear)球柱组合转盘轴承重量De D d H D1D2фMD3d1H1hb 正常最大mm mm mm mmmm mm mm mm mm mm mm mm KN KN 221.32.3550.**3772.83358159363834187630271035913509143501091623210.11603202028221.32.3750.**3980.8355815938463618803027103791370914350109162460.50.11603202186221.32.4000.**4220.8380815940863868843027124041395914350109162610.50.11603202278221.32.4250.**4476.84058159434241189030271242914209143501091627610.11603202455221.36.4000.**4244.43792175409538587633301240453955159501251823210.11963912792221.36.4250.**4496.4404217543474108803330124295420515950125182470.50.11963912981221.36.4500.**4748.4429217545994358843330144545445515950125182610.50.11963913171221.36.4750.**5000.4454217548514608903330144795470515950125182750.50.11963913363221.40.4500.**4776427618346124348723633144550445016750133202360.50.12314633673221.40.4750.**5016452618348524598763633144800470016750133202480.50.12314633796轴 承 型 号 (外齿式)n n1m Z x k kg 外 形 尺 寸安 装 尺 寸结 构 尺 寸齿 轮 参 数齿轮圆周力Boundary dimensions Installation dimesnions Fabrication dimensionsGear data。