To actualize a noodle cutting base with which noodle dough of noodles or buckwheat noodles is cut in fixed width by simple structure and to simply adjust noodle cutting width.

A main shaft 2 and a guide bar 3 are arranged in a parallel state in the right and left direction ahead a cooking table 1. A sliding plate 4 through which both the main shaft and the guide bar are freely passed in a gappy state and an operation plate 5 through which only the guide bar is freely passed in a gappy state are installed. The slide plate and the operation plate are energized in a pull direction by a spring 6 attached to the guide bar. On the other hand, a cam cylinder 8 which is movable in the axial direction and changes a size in the axial direction by a rotation position is rotated in linking to the cutting action of a knife on the main shaft 2. One end of the cam cylinder is brought into contact with a part of the operation plate and the other end is brought into contact with the sliding plate at the intermediate position between the main shaft and the guide bar. In order to simply adjust noodle cutting width, the cam cylinder 8 is equipped with an adjustment plate 11 for regulating the change of the size in the axial direction.