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How to solve the INA bearing nature of the noise - bearing knowledge
by:Waxing
2020-06-15
Often affect the mechanical noise, reduce noise can reduce the mechanical noise.
Impact of the rolling element and its control method for larger model of ball INA bearings and cylindrical roller INA bearings under pure radial load speed, due to centrifugal force is lesser, roller in the rolling body will impact the load area or race and making noises.
But with the increase of rotational speed, the noise will disappear.
Control method of rolling body impact sound: decrease the radial clearance, use with reasonable structure and material with kindliness INA bearing cage.
INA bearing of rolling mill and its control method for roll is cylindrical roller bearing INA in the harsh metal can occur in all occasions, mostly happens in the larger type INA bearing grease lubrication, and in the base oil performance degradation occurred more often in grease, almost does not occur when oil lubrication.
In addition, more easily occur during the winter, when under pure radial load, the radial clearance prone to big occasions, and with the INA bearing is different size, easy to happen in a certain speed range, both continuous and intermittent.
External ring raceway take special processing method can prevent the occurrence of roll ring, can choose this kind of INA bearings, if necessary or appropriate to reduce INA bearing radial clearance, the use of high performance grease and improve the rigidity to suit the INA bearing parts.
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