Toad forceps for fixing machined materials

The utility model discloses a pair of frog pliers for fixing machining materials, relates to the field of machining tools, and provides the following scheme aiming at the problem that the clamping force of the existing frog pliers is weak: the frog pliers comprise a shell mechanism, a clamping mechanism for clamping a workpiece is arranged in the shell mechanism, the shell mechanism comprises a first half shell and a second half shell, and the first half shell and the second half shell are arranged in parallel. Sliding grooves are formed in the two sides, close to each other, of the first half shell and the second half shell, half grooves are formed in the positions, located at the top ends of the sliding grooves, of the first half shell and the second half shell, positioning blocks are arranged at the positions, corresponding to the half grooves, of the bottom end of the first half shell, and second threaded holes are formed in the top ends of the positioning blocks; the clamping block is in a T shape, a str