Wood floor batch production coloring device

The utility model discloses a wood floor batch production coloring device which comprises a workbench, a placing groove is formed in the upper end of the workbench, a collecting opening is formed in the lower end of the workbench, the placing groove is communicated with the collecting opening, a placing plate is arranged in the placing groove, an L-shaped plate is fixedly connected to the upper end of the rear side part of the workbench, and the L-shaped plate is fixedly connected to the lower end of the rear side part of the workbench. The L-shaped plate is composed of a transverse plate and a vertical plate, a hydraulic telescopic rod is installed at the lower end of the transverse plate, a transparent cover is fixedly connected to the telescopic end of the hydraulic telescopic rod, a rectangular strip is horizontally and fixedly connected into the transparent cover, a sliding groove is formed in the lower end of the rectangular strip, and a threaded rod is rotationally connected between the inner walls of