Adjustable cable cabling rack

The invention relates to the related technical field of cables, and particularly discloses an adjustable cable cabling rack which comprises a rack base, fixing pieces are arranged on the upper surfaces of the two ends of the rack base, a cable clamping assembly is arranged on the inner side of the rack base, a clamping plate is fixedly connected to the rear end of one side of the rack base and is in a W shape, and inclined frames are fixedly installed on the inner sides of the two faces of the clamping plate. Positioning grooves are formed in the inner sides of the two sets of inclined frames, sliding bases are movably installed on the outer sides of the clamping plates, clamping assemblies are arranged on the inner sides of the sliding bases, telescopic rods are connected to the outer sides of the sliding bases through arranged connecting pieces, connecting bases are fixedly installed at the telescopic ends of the telescopic rods, and extending shells are connected to the bottoms of the connecting bases thro