Three Important Factors of Crossed Tapered Roller Bearings

Mar 30, 2018

The characteristics, size range, and design characteristics of the crossed-tapered roller bearings are the knowledge we have to tell you today. Regarding the crossed-tapered roller bearings, there are actually many developments that are supported by the crossed tapered roller bearings. , Well, today, these three related knowledge about crossed tapered roller bearings, I hope you can help after reading.

 

1. Features High rotation accuracy and rigidity, which greatly saves material costs. This type of bearing consists of two sets of bearing races and rollers mounted crosswise at right angles. Adjacent rollers are facing in opposite directions. Between the rollers and the rollers, there are isolation blocks. The rollers are also equipped with supporting spacers. This allows the two halves of the roller to fit into the same space. The included angle and conical geometry of the bearing allows the effective span of the bearing to be several times greater than the actual width of the bearing itself. XRT series crossed tapered roller bearings are suitable for high speed machine tool applications such as vertical boring machines and vertical grinding machines. It is also particularly suitable for many devices with limited space and high rotational accuracy.

  

2. Size Range Internal Diameter 101.600 mm to 2463.800 mm (4.000 in. to 97.000 in.) Crossed Roller Bearings Picture Outer Diameter 279.400 mm to 2819.400 mm (11.000 in. to 111.000 in.)


3. Design Features The XRT series has two rows of tapered rollers that are vertically crossed by a spacer on a 90° V-shaped hob surface and can withstand radial loads, axial loads, and other loads in all directions. The line contact on the raceway and roller construction provides maximum rotational accuracy, high stability and greater tilt stiffness. The preloaded adjustable design extends bearing life, maximizes stiffness and provides minimal runout. Nylon spacers have low inertia and low operating torque. The parts are made of surface carburized steel or electroslag remelted bearing steel and have good impact resistance.


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