Patent ID: 8365715

Claim:
A combined numerical-control apparatus, with interpolated axes, for machining an article manufactured from solid stone, glass, ceramic or metallic materials, in particular a slab, the apparatus comprising: a frame delimiting a working area of the article and formed by two shoulders and a beam perpendicular the shoulders and slidable along the shoulders; a spindle and an associated rotary tool movable vertically to engage the article within the working area; a carriage sliding along the beam for supporting the spindle, the carriage being movable in a controlled manner with respect to the article in two horizontal directions perpendicular to each other; a water emission nozzle for water cutting, the nozzle supported by the carriage; a tank normally full of water inside the working area; means for bringing the water to the desired pressure; means for supplying the water emission nozzle with the water; a support assembly for supporting the article in a horizontal position during machining within the working area above the tank, wherein the support assembly for supporting the article during machining within the working area, above the tank, consists of an interchangeable grid and a disposable support arranged between the grid and the article, the disposable support for preventing the rotary tool from coming into contact with the grid.