Automatic folding mechanism for aluminum plate

The utility model discloses an automatic folding mechanism for an aluminum plate. The automatic folding mechanism comprises a folding frame, a lifting frame is installed in a guide groove in a sliding mode, the two ends of the lifting frame are each fixedly connected with two fixing bases, the bottom end of a fixing supporting rod is fixedly connected with a folding pressing arm, a machining table is arranged at the bottom of the guide frame, and a folding mold base is fixedly arranged at the bottom end of the machining table. The guide frame is arranged in the folding frame, during machining, a workpiece is placed on the machining table, then the lifting motor drives the lifting frame to press downwards, the folding pressing arms on the two sides of the lifting frame fold the two sides of the workpiece, the two sides of the workpiece are attached to the outer side of the folding mold base through the folding grooves, and then automatic folding of the workpiece is achieved. And meanwhile, the folding pressing