COOLING DEVICE HAVING UNIT FOR CONSTRAINING OF SHAPE OF STEEL SHEET AND CONSTRAINING METHOD OF THE SAME

摘要

The deformation suppression unit of the steel sheet according to an embodiment of the present invention is located on one side with respect to the steel sheet being conveyed, a pinch roll part including a pinch roll, and is located on the other side based on the steel sheet being conveyed, and includes a conveying roll It includes a conveying roll portion, and the pinch roll portion and a driving portion providing a driving force to the conveying roll portion, and the driving portion elevates the upper pinch roll portion with respect to the conveying roll portion.