Cutting tool device for preventing tobacco tar and dirt from being deposited on knife roll system in first-class strip tobacco shred making

The invention relates to the field of tobacco processing, is applied to a primary tobacco processing technology in high-grade cigarettes, in particular to a cutting tool device for preventing tobacco tar and dirt from being deposited on a knife roll system in primary tobacco strip primary tobacco processing, is suitable for the knife roll system of a tobacco cutter, and comprises a tobacco cutting blade, a tobacco guiding and supporting knife strip and a knife roll. A cut tobacco guiding and supporting blade is designed according to the geometric dimension of a cutter roll installation cutting tool of the tobacco cutter, and a cut tobacco flow guide groove curved surface is arranged in the cut tobacco guiding and supporting blade. Clamping, fixing and automatic grinding of the shredding blade on the shredding guide cutter supporting strip are completed through an original shredding machine cutter roller system. Metal surface treatment, such as mechanical surface treatment, sand blasting, polishing and the lik