Stringing manipulator for solar-based unmanned aerial vehicle

The invention relates to a stringing manipulator for a solar-based unmanned aerial vehicle. The stringing manipulator comprises an unmanned aerial vehicle unit, a mechanical gripper driving assembly and a mechanical gripper, wherein the mechanical gripper driving assembly is fixed to the lower portion of a vehicle body through a first rack and a second rack; the mechanical gripper comprises a first semi-circular ring, a second semi-circular ring, first sliding ways, second sliding ways, first stand column sliding blocks and second stand column sliding blocks, the first end of the first semi-circular ring is fixedly connected with a driving gear, the first end of the second semi-circular ring is fixedly connected with a driven gear, and the second end of the first semi-circular ring is fixedly connected with the second end of the second semi-circular ring through a connecting bolt; and the first sliding ways and the second sliding ways are arranged on the outer side arc faces of the first semi-circular ring an