Spraying experiment equipment for measuring sealing performance of product and experiment method of spraying experiment equipment

The invention belongs to the technical field of spraying experiment equipment, and discloses spraying experiment equipment for measuring the sealing performance of a product and an experiment method thereof.The spraying experiment equipment comprises an experiment box, a part fixing device and a spraying device, the part fixing device and the spraying device are arranged in the experiment box, and the part fixing device comprises a lifting frame which is connected to the interior of the experiment box in an up-down sliding mode; the lifting frame is connected with a lifting driving device connected in the experiment box, a rotating frame is rotationally connected in the lifting frame, a plurality of supporting fixing frames distributed in an equal circumference mode are rotationally connected in the rotating frame, supporting threaded rods are connected to the front side and the rear side of each supporting fixing frame, and every two supporting threaded rods are symmetrically distributed; clamping discs are