Pneumatic airless paint sprayer is a paint spraying machine. The cylinder is mainly composed of a cylinder upper cover and a cylinder lower cover connected thereto, and the cylinder is placed on the machine base. The cylinder is provided with a piston and a piston rod, and an upper pilot valve body and a lower pilot valve body are provided, and the top of the cylinder upper cover is provided. There are several ribs and an explosion-proof cover at the top.
The lower cover of the cylinder is provided with an intake hose and a safety valve, and the intake hose is sequentially connected with the oil mister, the air intake filter, the pressure regulating valve, the inlet balloon valve, the intake tee and the intake joint, on the oil mister There is an oil cup, a pressure regulating valve is arranged on the air inlet filter, and an intake safety valve is arranged on the air inlet tee. A paint cylinder and a pump base are also arranged in the middle of the lower cover of the cylinder, the pump seat is connected with the output joint, and the filter assembly is arranged on the output joint. The suction valve body is connected to the lower side of the paint cylinder by a connecting nut. An observation screw plug, a gas distribution block and a silencer are also provided on the cylinder.