Bearing professor tips: rolling mill bearings must be steered and repaired

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Bearing professor tips: rolling mill bearings must be steered and repaired

Source: Bearing network time: 2013-11-11
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First of all, we must determine whether it can be used for sanitary inspection of bearing disassembly bearings. View raceway; raceway; appearance; cage wear; rolling mill bearing clearance and scale accuracy advancement; irrelevant damage; abnormal. non-detached small ball bearings Inner ring; support level with one hand; rotating outer ring recognizes smooth. Rolling mill bearing and other separate bearings; can roll body; outer ring raceway appearance is viewed. large bearings; because they can not rotate by hand; pay attention to view Rolling track; cage; wall; such as appearance; the importance of higher rolling mill bearings; to be more careful to see.
When disassembling the lower bearing for inspection; firstly record the appearance of the bearing; recognize the residual amount of lubricant; after sampling and checking the lubricant; wash the bearing. As a cleaning agent; generally use gasoline, fire oil.
In order to judge whether the disassembled bearing can be used; to check after the bearing is cleaned. Check the raceway surface, the rolling surface, the condition of the cooperation surface, the wear condition of the cage, the addition of the bearing clearance and the reduction of the irrelevant scale accuracy. Damage; abnormal. Non-detached small ball bearings; use one hand to support the inner ring horizontal; rotating outer ring to recognize the circulation.
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