Baked porcelain steel plate clamping device convenient to adjust

The utility model discloses a convenient-to-adjust clamping device for a baked porcelain steel plate, relates to the technical field of baked porcelain steel plate production, welding and clamping, and aims to solve the problems that when an existing baked porcelain steel plate is welded, a steel plate piece is difficult to fix and clamp quickly, the welding position is inconvenient to adjust flexibly during welding, and the processing efficiency needs to be improved. According to the technical scheme, the device is characterized by comprising a supporting base, a bottom supporting rod is rotationally installed on the upper surface of the supporting base, a worm gear is fixedly connected to the outer portion of the bottom supporting rod in a sleeving mode, an installation base is fixedly connected to the upper surface of the supporting base, a worm is rotationally installed in an installation hole of the installation base, and the worm is connected with the worm gear in a meshed mode; a crank is fixedly insta