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Needle roller bearing removal method is introduced

by：Waxing 2020-11-20

Needle roller bearing source of disassembly method is introduced: this website the author: the administrator to release time: 2012 - 10 - 15 14:44:06 views: 0, knock knock force general and the bearing inner ring, shielding room tapping force should not be added in rolling element bearings and keep on the shelf, this method is simple, but easily damaged bearings, when bearing, at the end of the shaft, use less than the copper rod of bearing inside diameter or other soft metal materials resist shaft end, lower bearing block, hammer knock gently, can be removed. Application of this method should pay attention to the position of the block placed properly, focus should be correct. Second, the hot method is used to remove the interference fit of bearing. First will be heated to 100 ℃ or so oil in oil pot pouring in to dismantle the bearing, after waiting for bearing ring heat expansion, can be used to pull pull the bearing. Three, push press bearing, work stable and reliable, does not damage the machine and the bearing block rooms. Mechanical or hydraulic press with manual push, press push. Note: press the focus should be at the center of the shaft, the partial pressure is not allowed. Four, pull out by special puller, remove, as long as the rotating handle, bearing will be slowly. Remove the bearing outer ring, pull two foot corners should open outward; Remove the bearing inner ring, with both feet should be inward, card on the bearing inner ring end face.

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