Combined type opening frame structure for horizontal display cabinet

The utility model relates to a combined type opening frame structure for a horizontal type display cabinet, which comprises a left end head, a right end head, a front extrusion profile, a rear extrusion profile, a front aluminum alloy covered edge and a rear aluminum alloy covered edge, the left end head, the right end head, the front extrusion profile and the rear extrusion profile are mutually spliced through buckles to form a rectangular frame, the front extrusion profile and the rear extrusion profile are subjected to double-color extrusion, so that the wear resistance of a product which needs to be frequently opened and closed is improved; in addition, the frame and the foaming box body are combined to be foamed, after foaming, the front aluminum alloy covered edge is installed on the front extrusion profile, the rear aluminum alloy covered edge is installed on the rear extrusion profile, a rectangular opening frame is formed in the opening position of the horizontal display cabinet, and the front alumin