Knife rest slide rail lining

The utility model relates to the technical field of knife rest sliding rails, and discloses a knife rest sliding rail lining which comprises a knife rest body, a sliding groove is formed in the upper end of the knife rest body, a cutting disc is arranged at the upper end of the knife rest body, a knife holder is arranged at the lower end of the cutting disc, and a knife shaft is arranged on the left side of the cutting disc. A guide rail assembly is arranged on the right side of the tool apron. The knife rest sliding rail lining and the guide rail assembly are in a V shape and matched with the sliding groove and the knife holder, a nylon plate is replaced to serve as a lining material, the knife rest sliding rail lining is resistant to abrasion and long in service life, the arc-shaped bent portion is arranged, the structural strength of the guide rail assembly is improved, the roller pins are arranged, when the knife holder slides in the sliding groove, the roller pins roll, friction resistance is reduced, an