Drying and calcining device for mullite insulating brick production

The utility model discloses a drying and calcining device for mullite insulating brick production, which comprises a drying and calcining mechanism, an opening and closing motor and a rotating motor, the opening and closing motor and the rotating motor are mounted at the top of the drying and calcining mechanism, a tail gas treatment mechanism is arranged in the center of the top of the drying and calcining mechanism, and smoke suction machines are arranged at two ends of the tail gas treatment mechanism. The drying and calcining mechanism comprises a calcining bin, insulating brick placing bins are symmetrically installed on the two sides of the calcining bin, calcining equipment is fixedly installed in the calcining bin, sealing plates are symmetrically installed on the top and the two sides of the top of the calcining equipment, and opening and closing motors are fixedly installed on the two sides of the top of the calcining bin; the output end of the opening and closing motor is fixedly connected with an