Refractory material grinding machine

The utility model discloses a refractory material grinding machine, and particularly relates to the field of grinding machines, the refractory material grinding machine comprises a case, the top of an inner cavity of the case is fixedly connected with a supporting plate, the top of the case is provided with a first motor, the output end of the first motor is connected with a first rotating rod, and the top of the supporting plate is provided with a cutting and crushing mechanism; a material grinding block is arranged at the bottom of the supporting plate, a grinding block is arranged in the middle of the material grinding block, and a lifting mechanism is arranged at the top of the grinding block. Firstly, a second motor is started to control a transmission gear to rotate, and a lantern ring can rotate at the top of a supporting plate in sequence, so that a cutting blade is driven to cut and crush blocky large raw materials located at the top of the supporting plate until the particle size is smaller than the