Digital control vegetable cutter

The utility model discloses a digital control vegetable cutter which comprises a stander, a conveyer belt, a cutting knife, a driving motor, a driving wheel, a link mechanism and an overrunning clutch; belt pulleys are arranged at two ends of the conveyer belt respectively, and the overrunning clutch is connected with one of the two belt pulleys; the link mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod and a fifth connecting rod, wherein the tail end of the fifth connecting rod is hinged on the overrunning clutch; and the tail end of the second connecting rod is hinged on a nut of a lead screw nut mechanism, a lead screw of the lead screw nut mechanism is connected with a servo motor, the servo motor is connected with an encoder through a synchronous belt, an electrical box and a touch screen are arranged on the stander respectively, a PLC (programmable logical controller) is arranged in the electrical box, and the touch screen is connected