Device for preventing medicine from expiring

The utility model discloses a device for preventing medicine from being overdue, and solves the problems that time and labor are wasted due to the fact that new medicine needs to be placed again after being taken at present, medicine accumulation is possibly generated, medicine overdue waste is caused, and even unnecessary disputes are caused. Comprising a supporting frame and a conveying device, the conveying device comprises a guide rail fixedly connected with the supporting frame, a driving gear set and a conveying piece which are matched with each other are arranged in the guide rail, and the driving gear set is rotationally connected with the guide rail and can drive the conveying piece to move in the direction of the guide rail; each group of positioning pieces comprises two restraining bulges fixedly connected with the conveying piece, and a medicine bottle is placed between every two adjacent groups of positioning pieces; according to the device, medicine can be placed and taken more conveniently, tim