The utility model discloses a self -adaptation cable bending machine, including first extension board, second extension board and fixed column, the face parallel arrangement of first extension board and second extension board, the major axis direction middle part of first extension board and second extension board is all fixed on the fixed column through the connecting plate, and the face direction of first extension board and second extension board is all parallel with the axis direction of fixed column, the major axis direction both ends of first extension board and second extension board are equipped with the pulley, and the pulley is fixed between first extension board and second extension board, be equipped with hydraulic jack in the fixed column, hydraulic jack's axial lead and the coincidence of the axial lead of fixed column, hydraulic jack's flexible end position is equipped with ejecting in axial one end and the tip that is close to the pulley, and hydraulic jack's the axialother end is equipped with power input connector. The labor intensity of working strength, improvement work efficiency, support personnel and equipment safety, promotion in little space gathering range are beautifully spent, when having solved manual crooked cable head is effectively reduced greatly, the shortcoming that just wastes time and energy.