Adjustable cutting mechanism

The utility model relates to an adjustable cutting mechanism which comprises a rack. A first lifting mechanism is arranged on the rack; a cutting mechanism which is used for cutting rubber and plastic products and can move up and down along with the first lifting mechanism is arranged on the first lifting mechanism; the rack is further provided with a second lifting mechanism. The second lifting mechanism is provided with a downward pressing mechanism which can move up and down along with the second lifting mechanism and is used for pressing the rubber and plastic products on the conveying belt in the cutting process. According to the rubber and plastic cutting device, full-automatic cutting production can be achieved, compared with production needing manual intervention in production in the prior art, higher cutting precision and higher efficiency are achieved, rubber and plastic materials of different shapes can be cut, and the belt-shaped blade can be prevented from falling off from the belt wheel. 本实用新型涉及