Adjustable cutter device

The embodiment of the utility model relates to an adjustable cutter device. A main shaft is arranged below the adjustable cutter device; one side of the main shaft is movably connected with a manual driving device; an adjustable cutter structure is arranged on the main shaft; the adjustable cutter structure performs cutter movement along the preset axis direction of the main shaft; and the manual driving device adjusts the vertical movement of the adjustable cutter structure through the main shaft. The utility model has the advantages of low cost, easy operation, high safety and low environmental requirement, and solves the problems that according to the characteristics of product production at present, when a single fabric width needs a small single width during compounding of certain cord fabric products, resources are seriously wasted when the single width is made, so that double widths are directly opened during weaving, and the production cost is low. And the fabric is divided into a plurality of parts f