Follow-up flight gravity compensator for space flexible robot

The invention relates to a space flexible robot-oriented follow-up flight gravity compensator, which comprises an upper end flight assembly, a lower end flight assembly, a controller, a connecting stand column, a suspension rope, a gravity rope and a space flexible robot, and is characterized in that the upper end flight assembly and the lower end flight assembly are fixedly connected together through the connecting stand column; the upper end flight assembly comprises an upper energy gathering ring, an upper motor, an upper propeller and an upper support. The lower end flight assembly comprises a lower energy gathering ring, a lower motor, a lower propeller and a lower support; the two ends of the connecting stand column are connected with the upper support and the lower support respectively, lower hanging holes are formed in the lower end flying assembly, hanging ropes are connected to the lower hanging holes, the lower ends of the hanging ropes are connected with gravity ropes, and the other ends of the gr