KNIFE SHARPENING DEVICE

The present disclosure provides a knife sharpening device, including a housing and a sharpening assembly arranged inside the housing. The sharpening assembly includes a sharpening wheel rotatably mounted inside the housing. The sharpening wheel includes two opposite mounting surfaces arranged along an axial direction and a sharpening surface along a circumferential direction. The housing is formed thereon with a first sharpening groove that is arranged on a first side of the sharpening surface. The first sharpening groove is formed with openings at both ends along a length direction, and the first side of the sharpening surface extends partially into an interior of the first sharpening groove. During sharpening, a knife is placed into the first sharpening groove to contact the sharpening surface for grinding. According to the technical solution of the present disclosure, sharpening grooves are formed on the housing and fit with the sharpening surface.