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GCR15 cylindrical roller introduces some problems that should be paid attention to for bearings of cylindrical roller type

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2021-04-07

The rolling element is a radial rolling bearing of a cylindrical roller. The internal structure of cylindrical roller bearing adopts the parallel arrangement of rollers, and spacers or spacers are installed between the rollers, which can prevent the inclination of the rollers or the friction between the rollers, and effectively prevent the increase of the rotation torque. So do you know what some of the issues that need to be paid attention to are? Let’s follow the editor of GCR15 cylindrical roller to have a simple understanding!
1. Vibration
In normal use, vibration is very sensitive to bearing damage, peeling, indentation, rust, cracks, wear, etc. will be reflected in the bearing vibration measurement. Therefore, by using a special bearing vibration measuring device, the magnitude of the vibration can be measured, and the specific abnormality can be inferred through the frequency distribution. The measured value is different due to the use condition of the bearing or the installation position of the sensor, so it is necessary to analyze and compare the measured value of each machine in advance to determine the judgment standard.
2. Temperature
High temperature often indicates that the cylindrical roller bearing has been in an abnormal condition. High temperature is also harmful to the lubricant of the bearing. Sometimes bearing overheating can be attributed to the lubricant of the bearing. Long-term continuous rotation of the bearing at a temperature exceeding 125°C will reduce the life of the bearing. The causes of high-temperature bearings include: insufficient lubrication or excessive lubrication, impurities in the bearing raceway, excessive speed, long-term overload operation of the bearing, etc.
The above is the GCR15 cylindrical roller editor's introduction: some issues that need to be paid attention to about the cylindrical roller, I hope you can learn more.

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