A device for unfolding a shaped metal article and a method for unfolding the same

摘要

In a device and method for unfolding a shaped metal article (1) having a longitudinal bent or curved portion (1f-1k), the shaped metal article (1) is unfolded along the bent or curved portion (1f-1k). The device is provided with a vacuum-type absorbing means (3d-3f) for absorbing at least one side (1a-1e) of the shaped metal article (1) adjacent to the bent or curved portion (1f-1k). The one side of the shaped metal article (1) is unfolded against the other side of the shaped metal article about the bent or curved portion (1f-1k).