3D (three-dimensional) knife

The utility model provides a 3D (three-dimensional) knife, which relates to the technical field of three-dimensional knives and comprises a knife body, the surface of the knife body is provided with a mounting hole, a placing groove A and a placing groove B, a vertical knife A is fixedly mounted in the placing groove A, and a vertical knife B is fixedly mounted in the placing groove B. According to the multi-section vertical knife, through the arrangement of the containing groove, the containing groove B, the vertical knife A and the vertical knife B, vegetables can be cut into multiple sections through one knife, the three-dimensional knife is more flexible when food materials of different shapes or sizes are processed, the cutting requirements of the different food materials can be met, the cutting task can be completed more rapidly through the arrangement of the vertical knife A and the vertical knife B, and the cutting efficiency is improved. Further, the processing time of the food materials can be short