Patent ID: 8522590

Claim:
A method for changing a set of back-up rolls in a rolling stand, such as a roughing stand or a finishing stand for rolling plate, which comprises the following steps: insertion of a roll-changing frame between the used lower back-up roll and the used upper back-up roll by means of a locomotive and a connecting rod; and then transporting the used set of back-up rolls in the axial direction of the back-up rolls on the operating side of the rolling stand from a mill hall to a roll workshop by means of the locomotive, which is moved in a roll-changing pit, which connects the mill hall with the roll workshop, wherein the roll-changing frame is pushed into the rolling stand on platforms that have been moved downward into a horizontal position on both upper edges of the roll-changing pit; the platforms are opened upward for transporting the used set of back-up rolls from the rolling stand to the roll workshop; and the back-up rolls and the roll-changing frame, which is positioned between them, are pulled as a complete unit into the roll workshop by the locomotive.