Machine tool fixture adjusting device

The utility model relates to the technical field of clamps, in particular to a machine tool clamp adjusting device which comprises a driving assembly, a clamping assembly and a control assembly. Wherein the driving assembly comprises a driving part, a coupler, a torque sensor and a transmission cylinder, the output end of the driving part is in transmission connection with the coupler, the output end of the coupler is in transmission connection with one end of the torque sensor, and the other end of the torque sensor is in transmission connection with the transmission cylinder. The clamping assembly comprises a fixed seat, a sliding seat and a screw rod, the fixed seat and the sliding seat are used for clamping an object, the sliding seat is in threaded connection with the screw rod, and the screw rod can be in transmission connection with the transmission cylinder. The control assembly comprises a controller and a displacement sensor, the displacement sensor is used for measuring the moving distance of the s