Single-time efficient repairing method for skin damage of helicopter tail rotor blade

The embodiment of the invention discloses a single-time efficient repairing method for skin damage of a helicopter tail rotor blade. The method comprises the following steps: preparing a fault tail rotor blade before repairing, cleaning the tail rotor blade, removing paint, determining the fault position and area of the tail rotor blade, and determining the weight before repairing; the fault position of the tail rotor blade is repaired, skin and foam in the fault position area of the tail rotor blade are removed, the foam is filled, and the skin is laid; when the special repairing and curing tool is adopted to pressurize and cure the tail rotor blade, the front edge wrapping piece can be wrapped and restrained; and cleaning, renovating and checking the cured tail rotor blade, and determining the weight increment after renovating. According to the technical scheme provided by the embodiment of the invention, the problems that in an existing helicopter tail rotor blade damage repairing mode, wrapping piece debo