This desktop vacuum cleaner pencil sharpener takes octopus as the bionic prototype, and the eight-claw shape is both functional and interesting. The touch-frequency dust suction opening flexibly covers the desktop and efficiently absorbs rubber chips and dust through rotating suction. The head set city automatically sharpens the pen, intelligently senses the demand for sharpening, and realizes synchronous recovery of sharpening chips. Small body integration of science and technology aesthetics, for the study of office to bring convenient clean new experience.