Sand table for display

The utility model provides a sand table for exhibition, including exhibition stand, display screen, mechanical arm, moving subassembly and controller, the exhibition stand includes fixed mount and showing stand, there is the gap between fixed mount and showing stand, install the showing screen on the showing stand, the mechanical arm passes through the gap and is connected with moving subassembly, the display screen is installed on the mechanical arm, and the moving subassembly is connected with the controller. The moving assembly drives the mechanical arm to rotate around the center of the exhibition stand, and the mechanical arm, the exhibition stand and the moving assembly are all electrically connected with the controller. The sand table provided by the utility model is provided with the display screen, the mechanical arm and the display screen, the moving assembly is controlled through the controller, the mechanical arm can be rotated to a proper position, generally, the mechanical arm can be rotated to