Folding unmanned aerial vehicle launch frame based on ejection of rubber band

The invention discloses a folding unmanned aerial vehicle launch frame based on ejection of a rubber band. The folding unmanned aerial vehicle launch frame comprises a cylinder and a rubber band ejection assembly, wherein one end of the cylinder is provided with a launching hole, and the rubber band ejection assembly is installed on the cylinder; the rubber band ejection assembly comprises a push plate, a guide rod, a switch assembly, a rubber band fixing mechanism and a rubber band, the rubber band fixing mechanism is installed at one end, where the launching hole is located, of the cylinder, the switch assembly is installed at the other end of the cylinder, the guide rod is installed between the rubber band fixing mechanism and the switch assembly, the push plate is arranged on the guide rod in a sliding manner, and one end of the push plate is used for cooperating with the switch assembly to achieve launching; one end of the rubber band is connected to the rubber band fixing mechanism while the other end is connected to the push plate, and stretching and drawing forces of the rubber band is achieved through the sliding of the push plate. The folding unmanned aerial vehicle launch frame based on ejection of the rubber band has the advantages of simple and compact structure, simple and convenient to operate, easy to carry, applicable to complex environment and the like.