Laser processing device capable of being accurately adjusted

The utility model discloses a laser processing device that can carry out accurate adjustment, including work table, also include adjusting subassembly and cleaning subassembly, the adjusting subassembly is installed on work table top, the adjusting subassembly is composed of chute A, screw block, crossbeam, suspender, screw hole, chute B and screw rod B specifically, the both sides of work table surface are provided with side plate, and the cleaning subassembly is equipped with the cleaning subassembly in the chute A, screw block, crossbeam, suspender, screw hole, chute B and screw rod B. A screw rod A is arranged in the side plate, a screw rod B is arranged in the cross beam, a screw block is slidably connected to the surface of the screw rod A, and a lifting rod provided with a laser machine is in threaded connection to the surface of the screw rod B, so that the laser machine slides left and right and front and back above the workbench, and accurate positioning and using of the laser machine are facilitate