The utility model discloses a scanning device used on an electric energy meter production line, with the advantages of high automation degree, high work efficiency and high reliability. The scanning device comprises scanning modules and a data processing module, wherein each scanning module is electrically connected with the data processing module; the scanning device also comprises a bottom plate (1) that is used for containing the electric energy meter (12), a moving mechanism used for moving the scanning module, and a frame (2) used for assembling the two structures; the quantity of the scanning modules is more than one; a plurality of scanning modules are connected with the moving mechanism; and the scanning module is arranged above the bottom plate (1).