Gamma ray source changer

The utility model discloses a gamma ray source changer, and belongs to the technical field of gamma rays. Comprising a bottom plate, vertical plates are fixedly installed on the two sides of the top of the bottom plate, sliding grooves are formed in the opposite sides of the vertical plates, a moving plate is connected between the vertical plates, a moving mechanism is installed on the moving plate, the moving mechanism is installed on the vertical plates, a limiting mechanism is connected to the moving mechanism, and the limiting mechanism is installed on the vertical plates. A plurality of radioactive source bodies are mounted at the top of the movable plate; according to the utility model, through the arranged moving mechanism, the radioactive source body can be automatically driven to move, the radioactive source body can be automatically replaced, the operation is simple, and radiation injury to workers in the process of replacing the radioactive source body is reduced. 本实用新型公开了伽马射线换源器，属于伽马射线技术领域。包括底板，所述