Cutting device facilitating metal fixing

The utility model discloses a cutting device convenient for metal fixation, which comprises a bottom plate, a support frame and a cutting blade, the top end of the bottom plate is provided with a fixing structure, the support frame is fixed on one side of the top end of the bottom plate, the outer side of the support frame is provided with a lifting structure, and the outer side of the cutting blade is provided with a protective shell. The fixing structure comprises a fixing base, a movable frame, a pressing wheel, a first clamping plate, a sliding rod, a second clamping plate and a screw, the fixing base is fixed to the top end of the bottom plate, and the second clamping plate is fixed to one side of the top end of the fixing base. Metal is placed between the first clamping plate and the second clamping plate, the screw rod is rotated to adjust the position of the first clamping plate, and the pressing wheel is pressed to push the first clamping plate and the second clamping plate to fix the clamped metal,