Maintenance - bearing bearing

15. 5. 2 the overhaul and judging the bearing of the bearing under the clean judge remove bearing can use 15 again. 5. 1 check after cleaning, check under the surface, overhaul disassembly of bearing, the first document bearing the appearance, status, the abrasion of cage, shaft confirmed the residual stock of lubricant, after sampling, clean the bearing. Cleaning and size precision falling damage, with lake agent widely used gasoline, kerosene. Small ball bearing etc, with one hand in the flat end down to the bearing cleaning, rough washing and fine washing, let confirm whether smooth. Now put metal mesh, within the bearing is not direct contact with the container of separation type of tapered roller bearings and bearing, in content. Rough washing, if bearing with dirt, will damage the outer ring raceway surface check respectively. Should be pay attention to. Wash the oil in the coarse, using a large bearing can't rotate with the hand, figure 5 bearings rolling surface, brush to remove grease, adhesion, basic clean, into the essence of raceway surface, cage and guard surface appearance, the higher the more need to be careful to check. Wash. Fine cleaning, bearing side rotation in the cleaning of oil, while judging bearing can use again, to be carefully cleaned. In addition, cleaning oil, often want to change to keep clear injury degree, mechanical properties, importance, factors related to operation period to decide. But when checking jie. Defects, the bearing can't continue to use, need ( To the inner ring and outer ring, rolling body, lines or in the cage. ( A: do you have any in b ring, rolling body fracture ( e) Raceway surface has a clear, guard, rolling body ( D keep wear obviously, apparent (or rivet @ raceway surface have rust or scar, rolling body ( ) On the raceway surface, rolling body has serious indentation ( Domestic circle diameter or outer diameter surface bright figure 1517 erbium village left back oil 0) Obvious color change due to overheating. ( ) The bearing seal grease sealed figure using hydraulic nut remove dust department