| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a holder unit and a hemming apparatus provided with the holder unit in which the initial adjustment and the readjustment of respective locations of a working tool, a lower die and an upper die are easily performed by reducing the elastic force of an elastic body without detaching the elastic body, the elastic body is easily and safely attached and detached and disassembling and reassembling are easily performed. <P>SOLUTION: The hemming apparatus 1 is provided with the holder unit 2, the lower die 3 on which the holder unit is installed and the upper die 4 which is installed freely vertically movably above the lower die 3. The holder unit 2 is provided with a pedestal 5 which is fixed to the lower die 3 with bolts or the like, a working tool holder 7 which is supported freely rotatably in the direction of A and B on the pedestal 5 so that a hemming punch 6 can be arranged in the unworking position and the working position and an elastic means 8 for elastically energizing the working tool holder 7 so that the hemming punch 6 is arranged in the unworking position. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
