Bearing seal: bearing p6 good or P5

If the bearing is in the correct position along the line of the radial and axis rotation bearing about the degree, the movement should be step by step manner, only move once in each direction, avoid fast moving, otherwise mark does not reflect the actual surface contact. Of ultra-high precision measuring machine, the stability of the air bearing clearance and chamber pressure is crucial, so the world can do independent production of a handful of fighters. Bearing the main reason for the change is: within the bearing lubrication is not in conformity with the technical requirements; Dirt or impurities in bearing installation process; Bearing and shaft neck, with the shaft hole is relatively loose kuang, sliding friction caused the bearing inner and outer ring; Bearing hole and shaft neck between different heart, lead to bearing during operation is abnormal; Bearing due to overdrive or overload operation, the operation itself design bearing capacity; Small conical roller bearing the axial clearance of bearing and seal, gasket, and have great friction bushing, etc. And there is a clear boundaries; Often around the brown of debris; Reason: stationary vibration in the machine cause of between roller and raceway difference; Bearing no turns, mm, spindle parts of key damage problem of failure phenomenon: in knife voice is bigger, the spindle front handle rotation upon the keys of the local deformation. The diameter of the shaft, wear width, wear depth and size of shoulder and the corresponding pictures; Fan bearing wear a sauvy industrial fan shaft for repair of the equipment repair technology is adopted. Sn - snap ring groove diameter Methyl amino acetonitrile aprin - Methyl amino acetonitrile roovediameter snap ring groove of the diameter of the cylindrical surface, sn - snap ring groove width Methyl amino acetonitrile aprin - Methyl amino acetonitrile roovewidth snap ring groove of axial distance between two end face. For fracture occurs more varieties, in the ring after coarse grinding time tempering, such progress can be stable organization and dimensions of the ring, can decrease again ooze grinding stress, improve grinding metamorphic layer properties. RPM calculation, the actual speed should be RPM, seconds later, : : trigger generator bearing temperature is too high ( Set values for ℃) And the temperature value for the playback records. Converter furnace with steel plate, cylindrical, lining refractories, blowing by chemical reaction heat when heating, without additional heat source, it is important to steel equipment, can also be used for copper and nickel smelting. Gave the other two screw nut screw is broken, fan work ( Assume that the room without heat transfer with the outside world) Indoor temperature has not reduced, it will rise. Online repair wear high temperature fan bearing a case shows the high temperature fan: spindle mm in diameter, rotational speed r/min - Methyl amino acetonitrile, drive side parts bearing wear, wear width for mm, about wear depth. And only ℃ is measured at the bearing temperature, mounted outside the end cover of the reducer bearing clearance adjusting this way has simple structure, convenient use, is widely used in the speed reducer.