Automobile detection catch wheel device for preventing vehicle from rushing out of table body in automobile detection process

The utility model provides a catch wheel device used for automobile detection and capable of preventing vehicles from rushing out of a table body in the automobile detection process, relates to the technical field of automobile detection, and aims to solve the problem that the catch wheel device is inconvenient to adjust when the lengths of the detected vehicles are different. The block device is composed of a lap joint device, a supporting structure, an adjusting device, a sliding structure and a fixing structure. One side of the lap joint device is fixedly connected with a supporting structure; the bottom of the supporting structure is movably connected with the adjusting device, the adjusting device comprises an adjusting rod, and the adjusting rod is rotationally connected with the supporting structure; the sliding structure is mounted on one side of the adjusting device, and the sliding structure is movably connected with the fixing structure; the fixing structure is installed at one end of the adjusting