A cutting machine equipped with: a cabin, inside which there is a tool in-use system with a laser head connected with a laser source by an optical path in the form of an optical-fibre cable, a workbench, and a supporting structure, the supporting structure comprising: two side legs, a main beam, a gantry, a carriage and a slag removing device, a gantry feed mechanism, a carriage feed mechanism and a laser head feed mechanism, wherein the main beam is located above the workbench in parallel to its longer sides, and is mounted on the side legs located along the shorter sides of the workbench, furthermore, the main beam is fitted with the "X" guide, on which the gantry is slidably mounted, equipped with the "Y" guide, on which in turn, slidably, the carriage with the "Z" guide is mounted; on the "Z" guide, slidably, the laser head is mounted which is equipped with two moving grids and elements outside the cabin, an engineering bench situated directly behind the workbench, a control panel, a CNC computer controller, with software that enables the control of tools and other cutting processes; the work bench is in the form of a footing which consists of four vertically positioned sidewalls forming a rectangle in a horizontal cross-section; in its upper part there is a grid trackway consisting of two grid guides - left and right, which are mounted on the edges of the longer sides of the footing; the workbench is equipped with a grid feed assembly and a driving mechanism of the feed assembly; the engineering bench consists of a support frame, a straight-line lifting mechanism mounted thereon, lower trackway mounted on a lifting mechanism, upper trackway mounted above the lower trackway; each trackway consists of two guides - left and right placed along with the engineering workbench, so that the guides of the trackway - left and right - of the workbench and the guides of the lower trackway and the upper trackway of the engineering bench are parallel to each other and are positioned respectively in the same vertical plane; characterized in that the gantry comprises two vertical gantry sidewalls (13.1) combined with a horizontal wall - gantry bottom (13.2), on which the "Y" guide is mounted, wherein each sidewall (13.1) of the gantry is equipped with a through hole (13.3), through which the main beam is shifted, and the gantry is equipped with two supports of the gantry carriages (13.4), which are connected to the edges of the through holes of the gantry sidewalls (13.1) and are located on both sides of the main beam; each grid is equipped with a carriage slot; each guide: "X", "Y", "Z" consists of two parallel linear tracks included respectively in the following feed mechanisms: the gantry feed mechanism, the carriage feed mechanism and the laser head feed mechanism; furthermore, a plate conveyor, placed under the workbench is used as a slag removing device; the cabin is in the form of a hull and is fitted with a sliding door which is located in parallel to the longer side of the workbench, in which at least one visor is embedded; between the shorter walls of the footing of the workbench there are two metal sheet plates angled relative to each other in such a way, that their planes and the planes of the shorter sidewalls form a V-block whose upper footing is open and the lower is a flat bottom with a longitudinal through hole extending between the shorter sidewalls, wherein the interior of the V-block is divided into sections by vertical partitions, which are mounted between sloping metal sheet plates and are perpendicular to them; and inside each section, on the distance supports, there is a chute in the form of a truncated pyramid with open footing, wherein the height of the chute is such that its longer upper edges are similar to vertical partitions and lie below the edge of the vertical partitions, and the shorter upper edges are parallel to the shorter edges of the section, while the lower edges of the chute are located above the plate conveyor; and a straight-line scissor mechanism equipped with at least one actuator, preferably hydraulic, is used as the lifting mechanism of the engineering bench; and a CNC computer controller software enables the control of two tools.