Material preparation bin for high-density fiberboard production and material preparation system thereof

The utility model discloses a material preparation bin for high-density fiberboard production and a material preparation system thereof, relates to the technical field of material preparation equipment for fiberboard production, and solves the problem that wood raw materials are easy to accumulate too high in the conventional material preparation bin. According to the technical scheme, the automatic feeding device is characterized by comprising a stock bin, a discharging mechanism arranged at the top of the stock bin, a pushing mechanism arranged in the stock bin and a first belt conveyor arranged at the bottom of the stock bin, a discharging opening is formed in the top of the stock bin, the discharging mechanism is movably arranged at the discharging opening through a first walking mechanism, and a discharging opening is formed in one end, corresponding to the pushing mechanism, of the bottom of the stock bin; the first belt conveyor is arranged below the discharging port, and the pushing mechanism pushes t