The utility model discloses a wire buckle gun, which comprises a gun head, a firing pin and a buckle holding box, wherein, a wire buckle cavity which adopts a neck type structure and is matched with the shape of a electric wire card and a wire buckle is arranged in the buckle holding box, and a spring for pushing the wire buckle is arranged at the bottom part of the wire buckle cavity of the buckle holding box. The electric wire card and the wire buckle are exposed at the open part at the end of the gun head. The wire buckle gun is used for cocking the electric wire card and the wire buckle, a wire buckle box, a stub and the firing pin adopt structure that the buckle holding box and the gun head are matched with a calling card and the wire buckle aiming at the shape, the material, the hardness and the characteristic of the electric wire card and the wire buckle, to properly customize the calling card and the wire buckle. The wire buckle gun can be widely used for buildings, engineering and decoration, as well as the fixed and electric operation of electric wires and various signal lines in households, factories, mines and business units.