The invention discloses a device for rapidly identifying a tool used in an operation. The device comprises a rectangular base; a No.1 rectangular groove is formed on the upper surface of the rectangular base; a rectangular box body is embedded in the No.1 rectangular groove; an entrance mechanism is arranged on the front surface of the rectangular box body; a disinfection mechanism is arranged in the rectangular box body; a bearing mechanism and an automatic weighing mechanism are arranged on the upper surface of the rectangular box body; a telescopic detection mechanism is arranged on the lateral surface of the rectangular box body; a movement mechanism is arranged on the lower surface of the rectangular base; a controller is arranged on the lateral surface of the rectangular box body; and the controller is respectively and electrically connected with the disinfection mechanism, the bearing mechanism, the automatic weighing mechanism and the telescopic detection mechanism. The device disclosed by the invention has the beneficial effects of simple structure and high practicality.