Cutter adjustment device of bar cutting machine

The utility model provides a cutter adjustment device of a bar cutting machine, and belongs to the technical field of cutting machines. The cutter adjustment device solves the problem that in the prior art, after a cutter is taken out, a cutting edge is polished, and the cutter is installed again, a notch between a movable cutter and a fixed cutter is enlarged. The bar cutting machine comprises a cutter frame, the cutter frame is provided with a mounting groove used for mounting the fixed cutter, and a discharge port for a bar to penetrate is formed in the mounting groove. The cutter adjustment device of the bar cutting machine comprises a first adjustment block and a second adjustment block which are installed in the mounting groove. The first adjustment block is provided with a first slope. The second adjustment block is provided with a second slope abutting against and matched with the first slope. The first adjustment block is provided with a first abutting plane used for abutting against the fixed cutter. The second adjustment block is connected with a driving part used for driving the second adjustment block to move vertically to make the first abutting plane move towards the discharge port. The cutter adjustment device of the bar cutting machine can realize adjustment of the notch of the cutters.