Universal adjustable tool clamp for testing underwater acoustic transducer

The utility model discloses a universal adjustable tool clamp for testing an underwater acoustic transducer, which relates to the field of underwater acoustic transducers and comprises an I-shaped frame, and a U-shaped hole groove is formed in an upper beam of the I-shaped frame and used for being connected with a rotating device. Two horizontal and vertical universal brackets are fixedly arranged on a lower beam of the I-shaped frame and are respectively positioned on two sides of the axis of the I-shaped frame, and the distances between the horizontal and vertical universal brackets and the axis of the I-shaped frame are adjusted to adapt to to-be-tested transducers with different sizes; the horizontal and vertical universal support is provided with a connecting hole for a lower beam of the I-shaped frame to penetrate through during horizontal and vertical direction testing, and the horizontal and vertical universal support is provided with a connecting hole for being connected with the I-shaped frame durin