To shorten the time of coil handling, to automatize the coil top end positioning and to save the labor of line inlet working.
Right and left coil supporting arms 22, 23 are attached freely spreading or retracting of an interval between the arms on a horizontal beam 15 hung with an overhead traveling crane, driving rolls 36, 37 inserted to both end opening parts 12, 13 of a coil 14 are attached on the top parts of the right and left coil supporting arms 22, 23, pressing rolls 55 to 58 and coil top end detectors 59 to 62 are attached to the top parts of pressing roll advancing and retreating cylinders 49 to 52 attached to the horizontal beam 15, based on the output of the coil top end detectors 59 to 62, the number of rotation of the driving rolls 36, 37 is controlled and the coil top end is stopped at a prescribed rotation position.
JPH03223092 | CRAB-TROLLEY TYPE CRANE |