Novel drilling type coal rock cutting roller

The invention belongs to the technical field of coal rock cutting drums, and discloses a novel drilling type coal rock cutting drum. The novel drilling type coal rock cutting roller comprises a cutting roller body, a connecting ring is fixedly installed at the top end of the cutting roller body, an outward turning ring is fixedly installed on the outer side of the connecting ring, a spiral plate is fixedly installed on the portion, located below the connecting ring, of the outer side of the cutting roller body, and an adjusting mechanism is arranged on the outward turning ring. And the adjusting mechanism comprises a notch, the notch is formed in the outer turning ring, a rectangular block is fixedly installed in the notch, a circular groove is formed in the rectangular block, a containing groove is formed in the upper surface of the rectangular block, and the containing groove is located above the circular groove. According to the novel drilling type coal rock cutting roller, the angle of the mounting plate