Adjusting device of die-cutting machine

The utility model discloses a die-cutting machine adjusting device which comprises a die-cutting machine frame, a die-cutting roller with a pressing ring block is arranged on the die-cutting machine frame, the die-cutting roller is arranged on the die-cutting machine frame through an adjusting mechanism, the adjusting mechanism comprises supports which are arranged on the two sides of the die-cutting machine frame in an opposite mode, and each support is provided with a vertical sliding groove. A sliding groove is formed in the support, a sliding block is arranged in the sliding groove, the die-cutting roller is arranged between the two sliding blocks through a bearing, a threaded barrel is embedded in the top of the support, an adjusting lead screw is arranged in the threaded barrel, andthe end of the adjusting lead screw is rotationally connected with the top of the sliding block. And a die-cutting roller driving mechanism is arranged on the die-cutting rack. The height of the die-cutting roller can be adju