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Techniques and precautions installed LNSERTED bearings
    点击数:4416         日期:2014/4/4
A creak and control method of spherical bearings creak metal friction sound cylindrical roller bearings are likely to occur in all cases of harsh, mostly in the larger models grease lubricated bearings, the grease base oil in the performance degradation of the more easily occurs, rarely occurs in oil lubricated when.
In addition, more vulnerable in the winter, when under purely radial load, prone to big occasions in a radial clearance, and with a spherical bearing different model sizes, easy to occur within a specific speed range, both continuous and intermittent. The outer ring raceway special processing methods can prevent creak appears, when necessary, can choose this kind of bearing, or appropriate reduction of radial clearance of bearings, using high performance greases and improve the rigidity of bearing matching parts.
(1) the correct installation, are very important to the use of spherical bearings. Hope that we can correct installation method using in the future.
(2) installation, can according to its type and size, mechanical, heat or hydraulic method. When installed on the unit sphere force bearing applied, can not pass through the rolling from one ring to another bearing ring, otherwise it may cause damage to the raceway. But in any case, can not directly strike the bearing rings, cage, rolling body or seal.
(3) provided with an eccentric sleeve. The eccentric sleeve is sheathed on the eccentric sleeve bearing on the steps, and tighten by hand along the rotation direction of the shaft. Then insert a small iron bar or resist sink hole on the eccentric sleeve. Hammer percussion along the axis of rotation of the small iron bar. The eccentric sleeve is installed firmly, finally locking eccentric sleeve within six angle screw.
(4) the bolt bearing do not tighten, let the spherical bearing sleeve bearing can rotate within the. Then the bearing bolts. Also installed on the same shaft end bearing and seat, axis rotating ring, so that the bearing itself automatically find the location is.
(5) in the bearing and bearing surfaces coated with lubricating oil, the bearing load in the bearing seat. Then the assembled bearing and the bearing seat is sheathed on the shaft. Pushed to the desired location for installation. Techniques of bearing and bearing spherical bearing dismounting skill maintenance method of installation.
(6) to the shaft mounted spherical bearings, you must first remove the fixed pin bearing jacket, while the journal surface polished smooth and clean, and in the shaft neck anoint rust and lubrication (bearings in the shaft to allow a slight rotation).
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