The invention provides water-based paint defoaming equipment, including a control device, a liquid storage tank, a sealing cover, a motor, and a discharge tank. It is characterized in that: the control device is connected to the motor through a power supply, and the sealing cover is installed on the liquid storage tank At the top, the motor is installed above the outside of the sealing cover; at the top of the liquid storage tank, a variable speed stirring device, a feed inlet and an exhaust hole are installed, and the variable speed stirring device is composed of a stirring shaft, a stirring blade and a gear stirring blade ; A multi-stage filter defoaming layer is installed at the bottom of the liquid storage tank, and the multi-stage filter defoaming layer is composed of a first-stage variable-diameter defoaming layer, a secondary variable-diameter defoaming layer and a vibrating crushing layer, wherein the The vibrating crushing layer includes multiple transverse shafts and metal needles connected on the surface of the transverse shafts; the discharge tank is arranged under the liquid storage tank and connected by a liquid discharge pipe. The beneficial effects of the invention are: the water-based paint can be fully stirred, and the bubbles can be broken through multi-stage filtration and vibration to achieve the purpose of elimination.