| 摘要 |
A production line for the manufacture of a product through hydroforming, having a decoiler ( 11 ) for unrolling a steel strip ( 12 ) from a coil ( 13 ), a roll-forming unit ( 14 ) for folding the steel strip into a tube ( 16 ), a welding unit ( 17 ) for welding together the edges of the steel strip, a hydroforming unit ( 18 ) having an openable mold ( 19, 20 ) to receive the completed tube as the tube is being formed and welded, a cutting arrangement ( 24, 25 ) for cutting off the completed product ( 23 ) that has been removed from the hydroforming unit, sealing arrangements ( 30, 33; 35 - 39 ) at two ends of the mold for sealing the tube, and a line ( 38 ) for the supply of pressure medium through one of the sealing arrangements for placing the tube under pressure. A method for manufacturing a product in such a line is also provided. |
