The utility model discloses a steering cable saddle of a large-tonnage cable crane, which solves the problems that more wind cables are arranged in front and back of an existing movable type cable saddle along a bridge direction, the cost is high and the service lives of a bearing cable wheel shaft assembly, a craning cable wheel shaft assembly, a traction cable wheel shaft assembly, a bearing cable, a craning cable and a traction cable are short. The steering cable saddle of the large-tonnage cable crane comprises cable saddle base distribution beams and a cable saddle base connection transverse beam; each cable saddle base distribution beam is provided with a bearing cable wheel shaft assembly, a bearing cable steering device, a craning cable steering device, a traction cable wheel shaft assembly, a traction cable steering device and a transverse movement wheel shaft assembly; the cable saddle base connection transverse beam is provided with a craning cable wheel shaft assembly; the cable saddle base distribution beams are located on the left and right sides of the cable saddle base connection transverse beam. According to the steering cable saddle disclosed by the utility model, the service lives of the bearing cable wheel shaft assembly, the craning cable wheel shaft assembly, the traction cable wheel shaft assembly, the bearing cable, the craning cable and the traction cable are prolonged.