Driver for a steel strip coiler

1. A driver for a steel strip coiler, comprising:

a supporting driving roller mounted on a frame, and

a driving roller adjustable with respect to the supporting driving roller and mounted on at least one rocker connected to the frame,

wherein the driving roller is attached to a bearing region of the rocker, the bearing region being open for the insertion or removal of the driving roller toward a side and/or upwardly when the rocker is placed in an operating position, and

a fixing mechanism for fixing the driving roller to the bearing region.

2. The driver of claim 1 , wherein the positioning of the driving roller with respect to the supporting driving roller in the fixed state is adjustable by adjusting the setting of the fixing mechanism into different positions.

3. The driver of claim 1 , wherein the fixing mechanism comprises a displaceable bar that may be fixed to the rocker.

4. The driver of claim 1 , wherein the driving roller is mounted between a pair of rockers, wherein a distance between the rockers is greater than a length of the supporting driving roller.

5. The driver of claim 1 , wherein at least one of the rockers is configured for displacement or pivoting in relation to the other rocker.

6. The driver of claim 1 , wherein the steel strip coiler is a steel strip coiler for a hot strip.

7. The driver of claim 1 , wherein the driver is a directional driver.

8. The driver of claim 1 , wherein the driving roller and the supporting driving roller are arranged in a holding arrangement.

9. The driver of claim 1 , wherein at least one of a driving roller axle and a supporting driving roller axle about which the driving roller or the supporting driving roller rotates comprises at least two driving roller axle parts or supporting driving roller axle parts, wherein at least one of the driving roller axle parts or supporting driving roller axle parts is configured as a shaft stub which is releasably fastened to the cylindrical body of the driving roller or supporting driving roller.

10. The driver of claim 1 , wherein the supporting driving roller is removable from the driver laterally in the direction of its longitudinal axis.

11. A method for removing a driving roller from a driver comprising (a) a supporting driving roller mounted on a frame, (b) the driving roller which is adjustable with respect to the supporting driving roller and which is mounted on at least one rocker connected to the frame, wherein the driving roller is attached to a bearing region of the rocker, the bearing region being open for the insertion or removal of the driving roller toward a side and/or upwardly when the rocker is placed in an operating position, and (c) a fixing mechanism for fixing the driving roller to the bearing region, the method comprising:

opening the fixing mechanism, and

removing the driving roller in a direction toward a side and/or upwardly from the driver.

12. The method of claim 11 , further comprising, after the removal of the driving roller:

releasing fixing arrangements for fixing the supporting driving roller in the driver, and

removing the supporting driving roller upwardly from the driver.

13. The method of claim 11 , further comprising, during the removal of the driving roller:

releasing fixing arrangements for fixing the supporting driving roller in the driver, and

removing the supporting driving roller by pulling it laterally out of the driver.

14. The method of claim 11 , wherein the driving roller and the supporting driving roller are removed from the driver in pairs by removing a holding arrangement in which a pair comprising a driving roller and a supporting driving roller is arranged.