Ultrathin tundish covering agent feeding device

The utility model discloses an ultrathin tundish covering agent feeding device which comprises a box body, the inner wall of the box body is connected with a filter plate, a first bearing is embedded in the inner top wall of the box body, a second bearing is embedded in the upper surface of the filter plate, and the inner ring of the first bearing and the inner ring of the second bearing are jointly connected with a connecting shaft. And the outer surface of the connecting shaft is connected with a group of connecting rods. According to the ultrathin tundish covering agent feeding device, under the cooperation of a driving motor, a connecting shaft and a plurality of bearings, two grinding wheels can be driven to grind a tundish covering agent on a filter plate, and large particles in the tundish covering agent are pulverized, so that the tundish covering agent is finer and is used, and the practicability of the tundish covering agent feeding device is improved. And a plurality of scraping plates are arranged