Cutting device for casting cutting clamp

The utility model relates to the technical field of casting cutting, and discloses a cutting device for a casting cutting clamp, which comprises a base, one end of the top of the base is provided with a clamping mechanism, the clamping mechanism comprises two supporting blocks which are symmetrically distributed, one end of each supporting block is fixedly provided with a clamping plate, the top of the base is provided with a moving and rotating mechanism, and the moving and rotating mechanism is provided with a rotating shaft. The movable rotating mechanism comprises two racks, gears are connected to the tops of the racks in a meshed mode, an inserting rod is fixedly inserted between the two gears, and a cutting mechanism is arranged at one end of the clamping mechanism and comprises a motor. When the gear rotates, the gear is meshed with the rack, transverse movement of the gear is achieved, the inserting rod drives the supporting block and the clamping plate to move, and therefore a casting rotates to be c