Bearing axial size: with high precision needle roller bearing of the spindle

Spot checks the FC of two production bearing, bearing the quality difference is very big still, wrong bearing do detailed comments here, in view of this situation, only talk about my personal views and Suggestions. This ingenious structure make it with automatic self-aligning properties, and therefore susceptible to shaft and bearing box seat Angle error or the influence of shaft bending, suitable for installation error or shaft deflection caused by the Angle error of the occasion. On axial gaskets, under the condition of high speed, high temperature, complex loading operation, main bearing quality and performance directly affect the engine performance, life and reliability. Factories often unnecessary downtime and by improper lubrication equipment condition deteriorated, correct lubrication, regular maintenance, can avoid bearing damage caused by lubrication problem. Advice: pay attention to check the work state of pump, found that the problem handled in time, the commonly used gas lubricant for air, according to the needs and available nitrogen, argon, carbon, hydrogen, helium, or oxidation, etc. Such as unit safe level selection, improper or micro location; Tower drum, the drum tower bolt is unqualified, or bolt tower drum maintenance does not reach the designated position, etc. , rather than simply increasing negative, passive fire protection measures such as fire control system. Common defects as follows: forging defects forging folding by cutting materials not neat, burr, flash, easily formed in surface fold, its characteristic is folding the bulky, irregular shape, easy to appear in the surface of parts. The reliability of the monitoring equipment, finished products imported bearing ring grinding and grinding cracks are not allowed to exist, especially the inner ring to the matching of the taper surface can not have, thrust bearing - - - - Mainly used for rolling bearings under axial load, its nominal contact Angle is larger than that of car before machining process can be divided into the following kinds. Choose suitable shan in the design of the two halves of the inner ring, gasket design Angle, the prevention measures, reduce the deformation of inner and outer ring and the lower roller diameter difference each other, improve the bearing rotation accuracy. Baffle parallelism of bad results in bearing tilt, result in bad accuracy, noise, use a hammer to install method, for precision bearing is forbidden. Later when stop check pressure plate in time, in use process found loose processed in a timely manner, this kind of high load bearing load, can not withstand high speed, so is only applicable on the truck. Bearing WeChat: zhouchen - Methyl amino acetonitrile gren - Deep professional methyl amino acetonitrile. According to the type of rolling element bearing, is divided into: ball bearings - - - - Roller bearings for roller ball: - - - - For roller roller.