Clamping jaw capable of preventing thin wall from deforming

The utility model discloses a clamping jaw capable of preventing a thin wall from deforming, and relates to the technical field of clamping jaws. The clamping jaw capable of preventing the thin wall from deforming comprises a base, a rotating table is rotationally connected to the upper surface of the base, a fixing table is fixedly connected to the inner wall of the rotating table, a first connecting mechanism is arranged on the inner wall of the rotating table, and a second connecting mechanism is arranged on the surface of the fixing table; a supporting protection mechanism is arranged at the end, away from the fixing table, of the second connecting mechanism, a clamping plate is fixedly connected to the end, away from the rotating table, of the first connecting mechanism, and a protection pad is fixedly connected to the side, away from the first connecting mechanism, of the clamping plate. According to the clamping jaw capable of preventing the thin wall from deforming, through cooperative use of the clam