Quick-change clamp for plasma spraying of aviation engine blade

The invention discloses a plasma spraying quick-change clamp for an aviation engine blade. The plasma spraying quick-change clamp comprises a quick-change base and a clamp main body arranged on the quick-change base, a positioning column and a clamping groove are arranged on the quick-change base; the clamp main body comprises an annular bottom plate and a blade placing ring on the annular bottom plate, and a plurality of openings for placing blades are annularly and uniformly distributed in the peripheral surface of the blade placing ring; an airflow outer baffle is arranged on the outer side of the position, corresponding to the opening, of the blade containing ring, and an airflow inner baffle is arranged on the inner side. A plurality of spokes are arranged in the annular bottom plate, a positioning hole is formed in the center gathering position of the spokes, the positioning column can be movably inserted into the positioning hole, and one spoke is clamped to the clamping groove. In actual use, the blad