Feeding device for cutting machine

The feeding device for the cutting machine comprises a bottom plate, a cutting device, clamping pieces, a first stand column and a second stand column, the clamping pieces comprise the first clamping piece and the second clamping piece, the cutting device is installed at the lower end of a sliding seat, a movable plate is arranged at the upper end of the bottom plate, idler wheels are fixedly installed at the lower end of the movable plate, and the first stand column and the second stand column are arranged on the base plate. A sliding groove is formed in the bottom plate, the rolling wheels are installed in the sliding groove and comprise the first rolling wheel and the second rolling wheel, the first rolling wheel is arranged on the left side of the cutting device, the second rolling wheel is arranged on the right side of the cutting device, and a first lifting device and a second lifting device are arranged at the upper end of the movable plate. The feeding device has the advantages that the feeding height