Adjustable groove cutting and face scraping combined cutter

The utility model discloses an adjustable groove cutting and face scraping combined cutter which comprises a cutter bar, a cutter body, a spot facing blade and a groove cutting blade, the cutter bar deviates from the axis of the cutter body and is fixedly connected with the cutter body, and a plurality of spot facing blade assembling parts and groove cutting blade assembling parts are arranged on the cutter body. Chip grooves are correspondingly formed in the rear sides of the spot facing blade assembly part and the grooving blade assembly part, the spot facing blade assembly part is provided with an adjustable cutter holder capable of adjusting the position of the spot facing blade relative to the radial direction and the axial direction of the cutter body, the spot facing blade is fixed to the cutter body through the adjustable cutter holder, and the grooving blade is fixed to the grooving blade assembly part through a screw. A pressing plate is arranged beside the groove cutting blade, and the end of the p