Special auxiliary device for online ultrasonic detection of ceramic film

The invention belongs to the technical field of ceramic film detection devices, and particularly relates to a special auxiliary device for online ultrasonic detection of a ceramic film. The special auxiliary device comprises a base, wherein a rolling shaft group is arranged on the base; the ceramic film is arranged on the rolling shaft group; an inverted U-shaped bracket is arranged in the middlepart of the base; two side wall plates of the bracket are positioned at both ends of the rolling shaft group; a screw rod is arranged at the upper part of the bracket, and is parallel with the rollingshaft group; the screw rod is connected with a sleeve block by threads; a motor II is connected with the screw rod in a driving way; a water spraying device is arranged at the bottom part of the sleeve block, and is connected with a water pump through a pipeline; the sleeve block is connected with an ultrasonic probe through a telescopic rod; a water tank is arranged on the base, is positioned under the bracket, and is co