Aluminum alloy cabling rack fastener

The utility model provides an aluminum alloy cabling rack fastener, which relates to the technical field of cabling racks and comprises a top mounting plate, four support frames are fixedly connected to the lower surface of the top mounting plate, two support plates are fixedly connected to the inner side surfaces of the four support frames, and sliding rods are fixedly connected to the upper surfaces of the two support plates. According to the utility model, the top mounting plate is fixed on a mounting surface through bolts, then strong-current and weak-current cables respectively penetrate into the upper parts of the two supporting plates, then the two pressing plates are pulled to move upwards along the outer surfaces of the two sliding rods, the strong-current and weak-current cables are respectively and flatly placed on the upper surfaces of the two supporting plates, and the two pressing plates are released, so that the strong-current and weak-current cables can be fixed. The two pressing plates are pu