Energy-saving environmental-protection vacuum static automatic sprayer

The utility model belongs to the technical field of a paint sprayer, in particular to an energy-saving environmental-protection vacuum static automatic sprayer. The automatic sprayer comprises a roasting device and a painting device, the roasting device comprises a roasting cabin, and the painting device comprises a painting cabin; the roasting cabin is communicated with the painting cabin, the painting cabin is internally provided with a feeding device used for feeding the painting cabin into the roasting cabin; the automatic sprayer further comprises a waste gas cleaning system which comprises a first purification plant, a second purification plant and an exhaust emission device, wherein the first purification plant is connected with the roasting cabin, the second purification plant is connected with the spraying cabin, and the first purification plant and the second purification plant are connected with the exhaust emission device. According to the automatic sprayer provided by the utility model, the spraying device and the roasting device can be separately design to shorten 1/2 period, improve the solidifying quality of an oil paint surface of a work-piece, and improve the working efficiency; furthermore, a waste gas purifying system is used for exhausting waste gas in the roasting cabin and the spraying cabin, converting water and carbon dioxide into water for discharge and carrying out air exchange in the painting cabin, therefore energy saving and environmental protection can be realized.