31320 Tapered Roller Bearigs Single Row Bearing

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Product Description:

Specificatioin of Taperder Roller Bearings:



The tapered roller bearing is to bear the combination of radial and axial load but mainly afford radial load. The loading capibility is determined by the raceway angle of outer  ring, the larger angle afford larger load. This kind of bearings can be  seperated and it can be divided into single-row and double-row tapered roller  bearings by the number of columns. The clearance for single-row tapered roller  bearing should be adjusted by the customers when installation. For the  double-row tapered roller bearings,the clearance has already set by the  manufacture before ex-factory. Tapered roller bearing has taper shaped inner  ring and outer ring raceway,and the roller elements arrange between them. All  projection lines from the surface of rollers meet at the same point on bearing  axis. This design makes tapered roller bearings particular suitable for combined  (axial and radial) loads.The axial loading capacity is determined by the  contacting angle α, the bigger angle for α, the larger axial loading capacity  is. Tapered roller bearing is usually a seperated bearing, that is,the inner  ring assembly including roller and cages, is seperated installed with the cup.



Taper roller bearings are mainly used for radial and axial joint load with radial load as main subject. Axial load capacity relies on raceway angle of outer ring: the bigger the angle is, the bigger the bearing capacity is. Outer ring can be separated and can be easily assembled. During installing and using process, axial clearance and radial clearance and radial clearance can be adjusted and pre-interference installation can be allowed. 


            


Product application:

In many applications tapered roller bearings are used in back-to-back pairs so that axial forces can be supported equally in either direction.


- car and vehicle wheel

- mining equipment

- moderate speed

- engine motors

- axle systems    

- construction

- agriculture

- reducers

- gear box



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Q:What are the conditions for the normal and reverse loading of tapered roller bearings?
2. anti loaded (outer ring width relative end) horns contact ball bearing or tapered roller bearing pressure center distance is greater than two at the midpoint of the bearing span, known as anti loading, obviously, axial thermal expansion will increase the axial clearance of bearing. In addition, the structure of reverse loading is more complicated, and it is inconvenient to assemble, disassemble and adjust.Stiffness analysis of positive and negative when the transmission parts of cantilever installation, shaft reverse mounting stiffness ratio of forward shafting high, this is because the distance from the center of pressure bearing with large, maximum bending moment of the bearing force, deformation and axial deformation and are less formal.
Q:Dimension parameter of thrust tapered roller bearing.
National standard GB 4663-1984, roller bearings, thrust cylindrical roller bearings, size, please check the mechanical design manual (Fifth Edition), second volumes --- commonly used rolling bearings, dimensions and performance parameters / thrust roller bearings.
Q:Tapered roller bearings, 70 in diameter, please tell me the model number
What about outside diameter (D) and width (B)? You didn't say?.Following are all series of codes and sizes for tapered roller bearings (single column and double row). I hope they can help.Single row tapered roller bearings (taken from GB/T 297-1994)Bearing code |30000: 32914 X2Basic size /mm|d: 70Basic dimensions /mm| D: 100Basic size /mm|T: 20Basic size /mm|B: 19Basic size /mm|C: 16Installation size /mm|da (min):-Installation size /mm|db (max):-Installation dimension /mm| Da (min):-Installation size /mm|Da (max):-Installation size /mm|Db (min):-Installation size /mm|a1 (min): 4Installation size /mm|a2 (min): 6Installation size /mm|ra (max): 1Installation size /mm|rb (max): 1The other is /mm|a size: 19Other sizes /mm|r (min): 1Other sizes /mm|r1 (min): 1The calculated coefficient is |e: 0.33The calculated coefficient is |Y: 1.8The calculated coefficient is |Y0: 1Basic rated load /kN|Cr: 53.2Basic rated load /kN|C0r: 85.5The speed limit / (r/min) | fat: 3600The speed limit / (r/min) | oil: 4500The weight is /kg|W:-
Q:What are the E and Y values of the 30209 bearings of tapered roller bearings?
According to its role, it can be divided into the locating shaft shoulder and the transition shaft shoulder.
Q:Small problems of roller bearings of tapered roller bearings
Tapered roller bearing roller must have certain taper roller and raceway, inside and outside the vertebral vertebral vertex vertex must be of the same point and in the shaft center line (similar to bevel), or when the roller bearing motion reducer and raceway for angular velocity, linear velocity will be the same for different sliding friction and rolling bearing becomes sliding bearing.
Q:Can tapered roller bearings be installed in a vertical direction?
Absolutely. The bearing below the figure is the tapered roller bearing placed vertically.
Q:Tapered roller bearings in this case, how to use? Ten
Thrust bearing words. Thrust roller bearings can be used,
Q:Tapered roller bearings. Are the rollers tapered?
The cone can be seen as a right angled triangle revolving around a right angle, with a point at the top.
Q:What are the general uses of tapered roller bearings?
Micro car owners differential speedMain reducing wheel hub of light truckMain reducing wheel hub for heavy truck
Q:What does "tapered roller bearing" suffix "A" mean?
Tapered roller bearing suffix AA - angular contact ball bearings with a contact angle of 30 degreesA5 - angular contact ball bearings with a contact angle of 25 degrees

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