Wood cutting device with positioning function for building

The utility model discloses a building wood cutting device with a positioning function, comprising a frame, both sides of the rear side of the frame are fixedly connected with fixed plates, the left side of one of the fixed plates is fixedly connected with a movable first motor, the output shaft of the first motor is fixedly connected with a screw rod, and the output shaft of the screw rod is fixedly connected with a screw rod. The surface of the lead screw is movably connected with a supporting plate. According to the wood cutting device, the rack, the fixing plate, the first motor, the lead screw, the supporting plate, the second motor, the threaded rod, the movable plate, the guide rod, the cutting mechanism, the positioning assembly, the feeding net and the box body structure are arranged and used in cooperation, and the following problems are solved that most of existing wood cutting devices are manually pushed into the cutting machine to cut wood, and the cutting efficiency is greatly improved; the prob