Cutting machine of plastic products

The utility model discloses a cutting machine of plastic products, comprising a cutting mechanism, a follow-up machine frame and a positioning device. The cutting mechanism comprises a cutter holder, a cutting tool arranged on the cutter holder and a driving device thereof, and a driving mechanism for driving the cutter holder to conduct feed movement. The follow-up machine frame comprises a support seat whose upper part is provided with the driving mechanism, a base sliding block for supporting the support seat, and a base movement device for driving the base sliding block and a work table arranged on the upper surface of the base sliding block to conduct synchronized movement with extrusion profiles. The positioning device used for positioning of the extrusion profiles on the work table. The cutting tool is teeth-free round cutter; the blade angle is of 2-6 degrees when the cutting tool is a single-side blade and is of 4-12 degrees when the cutting tool is a double-side blade. The cutting machine based on t