Keyboard cleaning device

The invention relates to a keyboard cleaning device which comprises a bearing frame, a blowing assembly, a limiting assembly, a vibration assembly and a driving assembly. The bearing frame comprises a collecting box and a bearing plate, the collecting box is a hollow cuboid with an opening in the top face, the bearing plate comprises a left plate body and a right plate body, and the left plate body and the right plate body are vertically arranged at the top ends of a left side plate and a right side plate of the collecting box correspondingly. The blowing assembly is composed of multiple blowing pipes with the same structure and size, the multiple blowing pipes are arranged between the left plate body and the right plate body at intervals from front to back, and the limiting assembly comprises a baffle and stop levers. The vibration assembly is arranged between the upper portions of the opposite side faces of the left plate body and the right plate body, and the vibration assembly comprises a first supporting