Anti-wear deep groove ball bearing

Abstract

The utility model discloses a kind of anti-abrasion deep groove ball bearings, including outer ring, inner ring, steel ball and retainer, multiple steel balls are provided between the inner ring and outer ring, the steel ball is evenly distributed on retainer, the retainer is pocket hole type structure, for fixing steel ball and preventing it from falling off, the both sides of the inner ring and outer ring are equipped with sealing cover, the inner diameter surface of the outer ring is equipped with annular groove, the inner ring is equipped with self-lubricating mechanism, the self-lubricating mechanism includes lubricating oil temporary storage chamber and flow guide groove, the flow guide groove is connected with the lubricating oil temporary storage chamber, another end of the flow guide groove is connected with the annular groove of outer ring. The utility model is equipped with self-lubricating mechanism, can in the process of bearing operation, by flow guide groove, the lubricating oil in the lubricating oil temporary storage chamber is guided into the annular groove of outer ring, the contact surface of steel ball and inner and outer rings is lubricated, effectively reduce the abrasion rate, prolong the service life of bearing.

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