Roll nip regulation device and method

A roll arrangement having a device for regulating the roll nip, comprising:

• a roll pair which consists of an upper roll and a lower roll, between which a roll nip is formed, wherein each roll is provided with two roll journals which lie axially and diametrically opposite one another;
• at least two bearing blocks for each roll journal, wherein one or more bearings are received in a bearing block;
• and
• a pair of bearing blocks, the pair comprising one of the at least two bearing blocks for each roll journal each of the pair lies on the outside on the respective roll journal, and each of the pair is in a respective clamping latch, each clamping latch having a first lever arm and a second lever arm,
• wherein the first lever arm of the clamping latch of the upper roll and the first lever arm of the clamping latch of the lower roll are connected rigidly to one another;
• the second lever arm of the respective clamping latch of the upper roll and the second lever arm of the respective clamping latch of the lower roll are connected to one another via a first actuating element;
• mutually corresponding bearing jewels are provided for each of the bearing blocks;
• wherein bearing jewels of the upper roll and the lower roll and clamping latches of the upper roll and the lower roll lie opposite one another, and the bearing jewels of the upper roll and the lower roll are connected to one another by a second actuating element;
• and
• a controller which acts on the first and the second actuating element.