Sealing ring convenient to position and used for self-aligning roller bearing

The utility model discloses a sealing ring for a self-aligning roller bearing convenient to position, which belongs to the technical field of bearings and comprises a bearing, four positioning grooves are arranged in the bearing, two sealing rings are arranged in the four positioning grooves, and a plurality of radiating components are arranged in the two sealing rings. According to the sealing ring convenient to position and used for the self-aligning roller bearing, the sealing ring is moved into two positioning grooves by arranging a pulling plate, a sliding rod, a movable plate, a spring and a clamping groove, the end, close to the outer ring, of the sliding rod is arc-shaped, the sliding rod moves in a sliding sleeve under extrusion of the outer ring, the spring extends, and when the sealing ring moves to a proper position, the sealing ring can be conveniently positioned. The sliding rod is clamped into the clamping groove under the action of the elastic force of the spring, the two pulling plates are pr