Abstract: An energy-saving environment-friendly digital lettering machine comprises a conveying mechanism, a rewinding mechanism and a machine base, wherein the machine base is provided with a working platform, and the conveying mechanism and the rewinding mechanism are respectively arranged on the left side and the right side of the working platform; the lettering machine further comprise a lettering mechanism, the working platform is provided with at least one lettering mechanism, and each lettering mechanism is arranged on the working platform through a corresponding mounting base, wherein the conveying mechanism, the lettering mechanism and the rewinding mechanism are all electrically connected with a control system of the lettering machine. This equipment combines the X-axis moving assembly and the Z-axis moving assembly with the lettering assembly, the lettering assembly can move in the horizontal direction and the vertical direction, and the lettering cutter engraves patterns on the material part.