Bottle opening device for ampoule bottle

The utility model provides a bottle opening device for an ampoule bottle, relates to the technical field of ampoule bottles, and aims to solve the problem that when medical staff break off the ampoule bottle, the glass of the ampoule bottle is easily broken to hurt the hand. A device body b is arranged on one side of the device body a, movable holes are formed in one side of the device body a and one side of the device body b, grinding wheels are arranged in the movable holes, and a plurality of connecting rods are connected to the side, close to the device body b, of the device body a. The grinding wheel and the supporting rod can cut an ampoule bottle, so that the head of the ampoule bottle can be completely cut off, ampoule bottle scraps are prevented from cutting fingers of a medical worker, the ampoule bottle scraps are prevented from staying on the fingers of the medical worker, and the ampoule bottle scraps are prevented from falling off when the medical worker makes contact with other patients or medi