Pressing rivet device for peripheral shell of plug of automobile steering device

The invention discloses an automobile steering device plug peripheral shell pressing rivet device which comprises a rack, a servo press is arranged at the top of the rack, a riveting needle seat is fixedly arranged on a workbench at the bottom of the rack, a riveting needle is arranged at the top of the riveting needle seat, a positioning mechanism is arranged above the workbench, and the top of the riveting needle seat penetrates through the positioning mechanism and is in sliding connection with the positioning mechanism. A pressing head is installed on the side, away from the plug, of the steering gear box, the pressing head is located under the servo pressing machine, the pressing head makes contact with a reinforcing rib on the surface of the steering gear box, and a receding gap is formed in the position, located in a thin-wall area of the steering gear box, of the pressing head. During working, a pressing rivet head of the servo press moves downwards, contacts with the pressing head and applies pressur