The invention divider for supplying relates to a rivet automatic supply device which automatically supplies the rivets for, more specifically, the allocation of the rivet being arranged supplied to the line by the vibrating feeder coupling a rail to guide forward and backward to move the vehicle seat frame, for, rivet is dispensed supplied by the distributor in the supply hose, but supply support to the seat support groove of the clamp body left and right division supplies transported to the rivet supply by air pressure, the rivet supply unit elevating by elevating the operating portion with forefinger body automatic feed rivet as an assembler of the seat frame and the rail car is provided assembled and inserted automatically supplies the supplied rivets supported by the seat support groove as an assembler of automotive seat frames and rails for in Multan beolrim of tongs body of a continuous automated by to be excellent in the assembling work and manufacturing productivity, workability, there is a feature that provides the assembly failure rate is significantly superior to the prior art.