The comprehensive and intensive design does not need to remove the surrounding plate when shipping, saving manual installation costs and safer transportation. The control cabinet and the laser are placed behind the housing to optimize the layout of the equipment. The inlet and outlet design is designed to enclose the rear side of the beam and facilitate the maintenance and overhaul of the moving structure on both sides of the beam. Closed design for safe operation escorts precise dust removal. When the laser head moves to zone A, the dust removal air duct in zone A is opened, and the dust removal air duct in other areas is closed double plate, speed up work efficiency. Double duct, large caliber, smokeless processing workshop