The invention discloses a riveting device of an auxiliary terminal of an intelligent electric meter. The riveting device comprises a high-speed impact cylinder, a supporting horizontal plate, a supporting vertical plate, a riveting mechanism, a work table and a bottom plate, wherein the high-speed impact cylinder is installed at the middle of the supporting horizontal plate, the bottom of the high-speed impact cylinder is connected with a connecting shaft, the bottom of the connecting shaft passes through the supporting horizontal plate to be connected with the riveting mechanism, the rivetingmechanism comprises a riveting shell and a riveting plate, the riveting plate is arranged in a top groove of the riveting shell, a resetting device is arranged between the riveting shell and the riveting plate, one end of the resetting device is connected with the riveting shell, the other end of the resetting device is connected with the riveting plate, and the top of the riveting plate is connected with the connecting shaft. The riveting device disclosed by the invention adopts a dual-track method to rivet a guide pin of the auxiliary terminal of the intelligent electric meter without manual repetitive operations, the entire riveting process is automatically and intelligently controlled, the riveting speed is greatly improved, the riveting quality is guaranteed, the labor cost is greatly reduced, and the operation safety is improved.