Automatic lamp box opening device

The utility model discloses an automatic opening device for a lamp box, which relates to the field of lamp boxes and comprises a lamp box body, a plurality of display grooves and storage grooves are arranged on one side of the lamp box body, a same rotating shaft is fixedly mounted on the inner walls of two sides of the storage grooves far away from each other, and two turnover plates are rotatably sleeved on the rotating shaft. According to the utility model, when the door or the box cover of the storage space needs to be opened, a key on the remote controller is pressed, the remote controller controls the electric hydraulic rod, the output end of the electric hydraulic rod drives the turnover plate to move through the rotating block, and the turnover plate moves through the rotation of the rotating shaft, so that the storage cover plate is driven to rotate to be opened; and the extension degree of the electric hydraulic rod can be controlled through a remote controller, so that the storage cover plate can b