The invention relates to a glass bottle crushing device, in particular to a device for crushing medical glass bottles. In order to solve technical problems in the prior art, the device has the advantages that the medical glass bottles can be directly crushed, fragments of the crushed medical glass bottles can be arranged in a united manner, and the effort to recycle the medical glass bottles can be strengthened is provided. The device comprises a baseplate, a left bracket, a collecting frame, a first sliding rail, a first sliding block, a first motor, a rotating shaft, a bearing seat, a rolling wheel, a supporting rod I, a disc, a second motor, a first connecting rod, a swinging rod, a second connecting rod, a second sliding block, a second sliding rail, an L-shaped supporting rod, a compression cylinder, a first crushing plate, an air cylinder, a baffle plate, a second crushing plate and a right bracket. The device provided by the invention achieves the effects that the medical glass bottles can be directly crushed, the fragments of the crushed medical glass bottles can be arranged in a united manner, and the effort to recycle the medical glass bottles can be strengthened.