Rivet gun

The utility model discloses a riveting gun which comprises a nail repairing positioner, a cylinder body, an oil cylinder body and a vacuum nail suction device, the nail repairing positioner is fixedly connected with the front end of the cylinder body, the rear end of the cylinder body is fixedly connected with the front end of the oil cylinder body, the rear end of the oil cylinder body is fixedly connected with the vacuum nail suction device, and the cylinder body is provided with a rivet clamping assembly. A snapping assembly composed of a single-spring double-oil-seal structure is arranged in the oil cylinder body, the rivet clamping assembly is connected with the snapping assembly in a sliding mode, and after the rivet clamping assembly and the snapping assembly are linked to snapping rivets, rivet tail discharging is completed through the vacuum rivet suction device. According to the utility model, the snapping component consisting of a single-spring and double-oil-seal structure is adopted, so that the