Impact absorbing device for launching apparatus of unmanned aircraft

PURPOSE: An impact absorbing device for an unmanned aircraft launching apparatus is provided to enable rapid launching test for an unmanned aircraft and effective management of an unmanned aircraft. CONSTITUTION: An impact absorbing device for an unmanned aircraft launching apparatus comprises a plurality of roller devices(50), a flexible strap(52), and a braking unit(53). The roller devices are installed on the front side of a guide rail of an unmanned aircraft launching apparatus. The flexible strap is wound around the roller devices and the end of the flexible strap is fixed to the braking unit. The braking unit is composed of a rotary wheel with a plurality of rotating vanes, a first body, a second body, a housing coupled with a rotary shaft, a packing inserted between the housing and the rotary shaft, and a flange in which the flexible strap is wound.