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  • 单列圆锥滚子轴承.jpg

单列圆锥滚子轴承

单列圆锥滚子轴承主要应用于以径向载荷为主,同时伴有轴向载荷的工况下,一些大锥角圆锥滚子轴承(22°~31°),则承受以轴向载荷为主的轴、径向联合载荷,一般用于纯轴向载荷的场合。   
单列圆锥滚子轴承可以限制轴(或外壳)一个方向的轴向位移,因此可用作单向轴向定位轴承,并且其结构为可分离型,内圈和外圈可以单独安装,且外圈可以互换,安装与拆卸十分方便。在安装和使用过程中,可任意调整径向、轴向游隙,也可以采用预过盈安装以增大轴承刚性。圆锥滚子轴承游隙的大小直接影响轴承的工作性能。当游隙过小时,温升较高;当游隙过大时,振动加大,旋转精度也难以保证。因此,在安装和使用过程中,要特别注意调整轴承的游隙。   
为了防止滚子与滚道接触处产生应力集中,造成轴承过早损坏,安装时不允许轴相对于座孔有过大的倾斜,只有当滚子与滚道母线之间为修正线接触时,才能允许有微量(≤2′)的倾斜。由于在径向载荷作用下会产生有附加作用力,因此,一般在轴的两个支承中安装两套单列圆锥滚子轴承,使轴承的内圈和外圈面对面或背对背安装。   
单列圆锥滚子轴承多用于汽车后桥轮毂、大型机床主轴、大功率减速器、输送装置的滚轮等

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尺寸额定载荷型号重量极限转速
mmkN现用代号原用代号kgr/min
dDTBCrminr1minCrCor脂油
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 32011410890541110158032330763037.19501400
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 34075685854765960303327332E28.410001500
 34012111495541210177032332763248.39501400
1702303230233320040070DB170-312001700
 310918671548351320322347534E27.610001500
 360807262549501400303347334E359501400
 36012712010054975176432334763458.310001300
18028064605232.554089032036X220071361311001600
 28064644832.5569950320362007136E1411001600
 32057524354610912302367236E17.810001500
 320918671549981727322367536E29.89501400
1902604542362.5229258032938X220079386.5210001400
 29051464032.5435365-713810.510001500
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24032051484132.539086032948X2200794810.88001000
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300420767657439982128329602007960E28.7700950
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500720110100826614593192310/500X271/500135280360
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56075092.585644410012576319/560X210079/560104240320
 820121115846618874046310/560X271/560191220300
600870124118896620204438310/600X271/600235180240
630920135128947.57.523155222310/630X271/630278170220
710950114106806617654494319/710X210079/710210150190
7608907875566615101960-78/76078.3280380
8001060122115896621325530319/800X210079/800275130170
9001180124122876621735782319/900X210079/90033095130
 12801901701357.57.5561513913320/900X271/90070395130
95012501401321007.57.5393010427319/950X210079/95042880100

关键词: 单列圆锥滚子轴承


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