Clamp for grooving

The utility model relates to a clamp for grooving. The clamp comprises a base, a driving device, a driven device and a press plug, a groove is cut in the middle of the upper end of the base, protrusions are arranged at the two ends of the upper end of the base, holes are formed in the protrusions, the driving device is a bent steel plate, a hole is formed in the bent position of the driving device, the driving device is connected with the protrusions of the base through connecting rods, the driven device is of a T-shaped structure, the long edge of the driving device is a power input end, a four-connecting-rod mechanism is formed by the base, the driving device, the driven device and the connecting rod, and the press plug is arranged below the long side of the T shape of the driven device through a fixing rod. The clamp is simple in structure, the driving device presses the press plug on a wood part to be machined through the four-connecting-rod mechanism, the press plug is made of rubber, the fixed wood part is protected, and the wood par can be grooved conveniently.