An intelligent timber processing device is characterized in that the intelligent timber processing device comprises a timber crushing device, a combustion device and a chimney; the combustion device comprises a conveying fire grate and a furnace body, the conveying fire grate is divided into an inclined section and a horizontal section, and the horizontal section is arranged in the furnace body; and temperature detectors are arranged on the upper portion and the lower portion of the furnace body correspondingly, and a first rubber thermal insulation layer and a second rubber thermal insulation layer are arranged on the upper surface and the lower surface of the furnace body correspondingly.