The invention relates to a separating device for dismounting tiles. The device comprises a transverse slideway, a positioning slot, a
punching device and a
cutting device; the
punching device comprises a double layer frame, hammer nails are slidably installed on the double layer frame, a guide sleeve is arranged in the center of the double layer frame, a main hammer is slidably installed on the guide sleeve, pressing handles are connected with the main hammer in a hinged mode, and all the pressing handles are located over the
handle nails; the end face, located at one side, of the main hammer is provided with a rack, the rack is meshed with a gear, and the gear is connected with a hammering motor. The
cutting device comprises a lower layer plate, an upper layer plate is arranged on the lower layer plate, mouth-shaped slideways are formed in the lower layer plate and the upper layer plate respectively, each mouth-shaped slideway is internally provided with
cutting knives, a hinge seat is installed at the upper end of each cutting knife, a connecting rod is arranged above each cutting knife, a driving rack is installed at the upper end of each hinge seat, a vertical plate is welded to any hinge seat, the vertical plates are connected with a
ball screw and a polished rod respectively, and the
ball screw is connected with a cutting driving motor. According to the separating device for dismounting the tiles,
punching is conducted in the first place, then
mouth shape cutting and sliding are conducted, and the
efficacy of separating the tiles is achieved.