High-stability numerical control machine tool supporting device

The utility model relates to the technical field of machine tool installation accessories, in particular to a high-stability numerically-controlled machine tool supporting device which is convenient to adjust the height of a numerically-controlled machine tool, improves the applicability of the device to users with different heights, is convenient to move, reduces the working intensity of manual operation and is convenient to use. Comprising a supporting box; the device comprises a supporting box, a mounting plate, supporting assemblies, a height adjusting mechanism, a limiting mechanism and a moving mechanism, the supporting assemblies are mounted at the four corners of the bottom end of the supporting box, and the height adjusting mechanism is mounted at the inner bottom end of the supporting box; the height adjusting mechanism comprises two sets of sliding rails, two sets of pushing blocks, two pushing rods, two hydraulic cylinders, two first supporting rods, two second supporting rods, a mounting frame, a