Special high-strength bearing ring cleaning device for shield tunneling machine

The utility model discloses a shield tunneling machine high-strength special bearing ring cleaning device which comprises a supporting plate, a rotatable rotating disc is arranged in the center of the top face of the supporting plate, a sliding groove is formed in the top of the rotating disc, and a locking seat for positioning a bearing ring is installed in the sliding groove. A mounting frame is arranged above the supporting plate, a strip-shaped adjusting groove is formed in the top surface of the mounting frame, and two moving seats capable of horizontally sliding are arranged in the adjusting groove; and a cleaning frame is arranged below each movable seat, an inverted adjusting air cylinder is installed in each cleaning frame, an installation disc is arranged at the end of a piston rod of each adjusting air cylinder, and a cleaning sponge for cleaning the bearing ring is fixed to each installation disc. The bearing ring cleaning device has the beneficial effects that the rotating disc is adopted to driv