Gear tapered roller bearing

The utility model discloses a gear tapered roller bearing, including the inner circle, one side of inner circle is equipped with the holder, be fixed with tapered roller on the holder, one side of holder is equipped with the outer lane, tapered roller's one side and inner circle are contradicted each other, contradict each other in tapered roller's opposite side and outer lane, be equipped with the recess on the lateral wall of outer lane, both sides on the one end lateral wall of recess all are fixed with the fixed plate, and the lower extreme of two fixed plates is fixed with the diaphragm jointly, the lower extreme both sides of diaphragm all are equipped with the spout, install the slider in the spout, the lower extreme of two sliders is fixed with the movable plate. The utility modeldiscloses a when the bearing rotated, grease oneself flowed out, makes orbital friction diminish, had solved the user like this and just need also can make the life -span of bearing use elongated theproblem of fatten on the b