Brush head used for vacuum brush-coating machine and vacuum brush-coating machine employing the same

The utility model relates to a brush head used for a vacuum brush-coating machine, which comprises a brush head body, a plurality of brush teeth arranged at intervals on the brush head body, an accommodating groove and an elongated groove formed on both sides of the brush head body respectively, an anode plate arranged inside the accommodating groove, a cover plate arranged inside the elongated groove, a flow guide groove formed at the bottom of the brush head body and extending along the lengthwise direction of the brush head body, a plurality of brush head tooth holes formed by perpendicular perforation along the flow guide groove toward the accommodating groove in the positions corresponding to each brush tooth and used for allowing a coating liquid inside the flow guide groove to flow toward each brush tooth for brush coating, a sealing plate arranged on the flow guide groove and used for sealing the flow guide groove, and a brush fabric covering the outside of the brush head body and matched with the sha