2014年7月4日星期五

Bearing the use of the environment

Bearing the use of the environment: according to the size, accuracy of location and conditions of use and environmental conditions, with the right bearing is the premise to ensure the bearing life and reliability of the construction machinery bearing.

1, allowing speed: correct installation, lubrication good environment, allowing for 0.3-0.5 times bearing limit speed. Under normal circumstances, the limit of 0.2 times the speed of the most desirable.

2, using the site: combined load of deep groove ball bearing for radial and axial radial load to bear mainly on, usually with two sets of angular contact ball bearings are used,primarily in the car front and rear wheel, a driving bevel gear, gear, reducer and other transmission parts.

3, allow the tilt angle: tapered roller bearings are generally not allowed to tilt axis relative shell hole, such as tilt, less than 2'.

4, allow the temperature: under normal load, and the lubricant has the advantages of high temperature resistance performance, and full lubrication conditions, allowed to work in -30 ℃ -150 ℃ temperature generally angular contact ball bearing

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