The vibration of the rod end joint bearing is very sensitive to the damage of the rod end joint bearing, such as peeling, indentation, rust, crack, wear, etc. will be reflected in the vibration measurement of the rod end joint bearing. Therefore, the vibration can be measured by using a special vibration measuring device (frequency analyzer, etc.) of the rod end joint bearing, and the specific abnormal situation can not be inferred by frequency division. The measured value is different due to the use conditions of rod end joint bearing or the installation position of sensor, so it is necessary to analyze and compare the measured value of each machine in advance to determine the judgment standard.<br>
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