Flat-pressing and flat-mark cutting machine convenient for rapid straightening

The utility model discloses a flat pressing flat mark cutting machine convenient for fast straightening, which comprises a cutting machine body, a calibration mechanism, a bottom plate and a support rod, the bottom of the cutting machine body is fixedly connected with the bottom plate, the support rod is welded at the bottom of the bottom plate, the bottom of the support rod is fixedly connected with the calibration mechanism, and the calibration mechanism is fixedly connected with the bottom of the bottom plate. And the calibration mechanism is composed of a rubber block, a straight rod, a limiting plate and a round plate block, the limiting plate is welded to the bottom of the supporting rod, the through straight rod is in threaded connection with the top of the limiting plate, a threaded groove is turned in the surface of the straight rod, the round plate block is welded to the top of the straight rod, and the rubber block is fixedly connected to the bottom of the straight rod. The limiting plate is instal