2013年8月6日星期二

Toperfect Snyder 'How to install TIMKEN cylindrical bore bearings'

Separate installation of bearings TIMKEN the inner and outer rings, respectively, can be easily mounted to the shaft or bearing housing this point that should be noted is that the inner shaft has been installed has been installed into the outer ring of the bearing housing , try to keep it concentric to prevent scratches rolling elements and raceways. TIMKEN bearing inner ring and the shaft for a tight fit when the outer ring bearing hole is relatively loose fit of non-separable type bearings for installation,
       Since the installation of separate bearing inner and outer rings, respectively, can be easily mounted to the shaft or bearing housing this point that should be noted is that the inner shaft has been installed has been installed into the outer ring of the bearing box and try to keep it concentric to prevent scratches rolling elements and raceways.
       TIMKEN clutch bearing on the inner ring and the shaft is a tight fit, the outer ring bearing hole is relatively loose fit of non-separable type bearings installed, press the bearing can be mounted on the shaft, and the shaft together with the bearing mounted to the bearing seat hole, if the bearing is small, can also be light softer metal hammer blow to the ferrule end face of the bearing force, the striking force must be evenly distributed on the bearing ring.
Bearing outer ring and bearing holes for the tight fit, the inner ring and the shaft to a more loose fit, it can be mounted on the bearing shaft.
When TIMKEN bearing rings and the shaft or bearing bore are a tight fit, the application of a special mounting sets of barrels while the bearing pressure to the shaft or bearing housing.
When TIMKEN bearing size is larger, the larger the force required to install or heavy duty work interference with larger bearings which uses cold problems during installation, you need to advance the bearing inner ring or bearing seat heating then install it. Installed in the hot state, the heating temperature should be strictly controlled. Heating bearings, the heating temperature should not exceed 1200C, should generally be in 80 ~ 1000C. Bearings with shields or seals can not be heated, which will cause the loss of lubricant. Heating can be electric induction wives, and oil bath heating method.

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