The invention discloses a wood board carving machine with automatic feeding and discharging functions. The wood board carving machine comprises a workbench, a supporting seat, a feeding plate, an airpressure pump, a material plate connecting plate, a feeding arm rod, a hydraulic cylinder, a brake box, a first electric telescopic rod, a power control board, a second electric telescopic rod, a third electric telescopic rod, telescopic rod fixing grooves, a fourth electric telescopic rod, a material pressing plate, a fifth electric telescopic rod, a top frame, a machine head brake box, a cross beam, a motor, a machine head, a screw rod, a first air cylinder, a first rubber pad, a sucker, a second air cylinder and a second rubber pad. According to the wood board carving machine, a wood boardcan be fed and discharged rapidly, so that the carving efficiency is improved, the time is saved, moreover, safety accidents can be avoided, the safety of operators is guaranteed, moreover, the wood board can be fixed rapidly, the stability performance of carving is improved, the wood board can be guaranteed to be prevented from being shaken and deviated during carving, the carving quality is improved, convenience is brought to the use of people, the structure is simple, and the popularization is convenient.