2013年8月22日星期四

skf bearings: double row tapered roller bearing installation


 Here to tell you about, double row tapered roller bearing installation process, Hao Hong Bearing Our main business includes: skf bearings, NSK Bearings, FAG Bearing test machine  and a series of import and export of bearings, is the largest distributor of bearings of the series , has a solid strength, and to ensure that customers get the lowest price, the best quality products.
 In most applications, rolling mill, the load on the outer direction is constant, so that only about a quarter of the outer ring raceway under load. Therefore, the outer side is divided into four regions (Figure) to I to IV tag. Load area I also met with a mark out of the loop through the outer surface of the cable.
 Bearing first installed, it is usually placed in the area I load direction. Chocks reinstalled, the outer ring should be rotated 90 degrees so that the next area to withstand loads. If necessary, detailed installation instructions can be provided together with the bearing.
 Installing double row tapered roller bearings, each bearing components must be installed in the correct order. Component to a letter identification (Figure). All parts of the same bearings are marked with the same serial number, so if you want to install several bearings, there is no risk of confusion parts.
Installing smaller TDI bearing structure, attention should be relatively thin intermediate zone does not occur due to compressional deformation, for example, tighten the bearing cap screws. This will cause the bearing axial clearance is too small or too high preload. Therefore, it is recommended to provide suitable bearing in the bearing cover the width of the socket, this kind of bearing into the bearing housing.

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