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BlogOne article to know about bearing cages |
Bearing cage, also known as bearing retainer, refers to the bearing parts that partially wrap all or part of the rolling elements and move with them to isolate the rolling elements, and usually also guide the rolling elements and keep it in the bearing.The main functions of bearing cage:1. Keep a proper distance between the rolling elements to prev...
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Signs That You Need To Change Washing Machine Bearings |
1. Noise
After long operation of washing machine, the bearings in the drum are eventually going to wear out. You can tell this immediately when you hear noise appearing from the drum during the operation. You can do a quick inspection of the drum.
2. Oil stains on the clothes
If there are oil on the clothes after each washing cycle, it means ...
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The main cause of damage to the cage of the rolling bearing |
1.Vibration
When the bearing is under vibration, the force inside the bearing may cause fatigue cracks in the cage. Gradually, this crack will cause the cage to rupture. To prevent this, bearings with special cages can be used.
2.The speed exceeds the design requirements
If the bearing is running at a speed which the cage can not hold, the inert...
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Slewing bearing (turntable bearing) selection calculation method |
Slewing bearing (turntable bearing) Selection calculation method:
Static reference load Fa 'and M' calculation method
Single row four point contact ball
Single-row four-point contact ball slewing bearing selection calculation according to the bearing angle of 45 ° and 60 ° two cases.
I, a = 45 ° Ⅱ, a = 60 °
Fa '= (1...
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The performance of lubrication-free bearing materials |
The lubrication-free bearing has the characteristics of high carrying capacity, impact resistance, high temperature resistance and strong self-lubricating ability. It is especially suitable for heavy load, low speed, reciprocating or swinging, etc., which is difficult to lubricate and form an oil film. It is also not afraid of water and other acid ...
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Rotational accuracy of rolling bearings |
Rotational accuracy of rolling bearings refers to:
1. Radial runout of the inner ring and outer ring of the bearings;
2.The runout of bearing inner ring and outer ring end face to the raceway;
3. The runout of the inner ring datum end face to the inner diameter;
4. The amount of change of the outer surface line to the inclination o...
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