Automatic tray nailing machine with nail positioning and calibrating functions

The automatic tray nailing machine with the nail positioning and calibrating function comprises a nailing machine body, sliding grooves are formed in the inner walls of the two sides of a fixing frame, provided with a machine head, of the nailing machine body, and cavities are formed between the inner walls and the outer walls of the middles of the sides, away from each other, of the two sliding grooves. A positioning plate is arranged on a fixing frame of a nailing machine main body, two cavities are formed in the fixing frame, screw grooves are formed in the inner walls of the middles of the sides, away from each other, of the two cavities, limiting mechanisms are installed in the cavities, and lifting plates are connected to the middles of the inner sides of the two sliding grooves in a sliding mode. According to the nailing machine, the clamping plate with the calibration plate is installed in the positioning hole in the top plate, when the nailing machine is used, the positioning plate can slide downward