This production line is exported to the United States, the production line adopts semi-automatic + automatic mode with a time rhythm of 25s. There are 8 stations and 4 people operating in total. Among them, the automatic station adopts double speed chain to transport the workpiece between the stations, automatic riveting to the central shaft tube, automatic Tox riveting and detection, automatic riveting of aluminum rivet, automatic assembly of pedal pad and automatic oil injection of the central shaft tube. Automatic screw tightening and data saving, automatic label printing and automatic adhesion. Automatically check the space size of XYZ of pedal pad and save data