Tundish covering agent grinding device

A tundish covering agent grinding device relates to the technical field of covering agents and comprises a processing box, a feeding port is formed in the top of the processing box, grinding rollers rotationally connected to the interior of the processing box are arranged below the feeding port, and cleaning mechanisms installed on the inner wall of the processing box are arranged on the opposite sides of the two grinding rollers. Two grinding rollers are arranged in the processing box, a driving mechanism for driving the two grinding rollers to rotate is arranged on the outer side wall of the processing box, a material guiding plate fixedly connected to the inner side wall of the processing box is arranged below the grinding rollers, and a grinding motor is installed on the bottom face of the material guiding plate. The grinding efficiency is improved, materials obtained after preliminary grinding enter the grinding disc, the materials in the grinding disc are further ground and smashed through rotation of t