| 摘要 |
The invention relates to a roll unwinding device for a web-fed printing machine, wherein the roll unwinding device has at least one roll holding device and at least one drive motor connected to the at least one roll holding device via at least one torque transfer device, and wherein the at least one roll holding device is embodied as a clamping shaft and the clamping shaft has at least one carrier element, which is connected to the clamping shaft so as to be movable at least in a radial direction with respect to a rotational axis of the clamping shaft, and wherein the roll unwinding device has at least two clamping shaft bearings, at least one of which is connected and/or connectable to the clamping shaft so as to transfer and/or be capable of transferring torque, and wherein the at least one clamping shaft bearing is connected to the at least one drive motor via the at least one torque transfer device so as to transfer and/or be capable of transferring torque. |
