Steel wire cutting device with positioning structure and positioning cutting method

The invention discloses a steel wire cutting device with a positioning structure and a positioning and cutting method, relates to the technical field of cutting, and can ensure that multiple bundles of steel wires can be synchronously positioned before cutting and can be quickly and accurately cut at the same time. The cutting machine comprises a material carrying supporting base, a cutting base and a pressing mechanism, the cutting base is fixedly arranged on the left side of the upper end of the material carrying supporting base, the pressing mechanism comprises two inverted-T-shaped hanging columns and a plurality of cotton and linen woven cloth belts, the outer walls of the inverted-T-shaped hanging columns are slidably connected with rectangular frames in a sleeving mode, and the rectangular frames are fixedly arranged on the left side of the upper end of the material carrying supporting base. A cross beam is fixedly arranged between the two rectangular frames, the head end and the tail end of the cotton