Paint spraying mechanism for pipeline machining

The utility model relates to a pipeline machining paint spraying mechanism which comprises a base, a box body fixedly connected to the top of the base, a paint box fixedly connected to the top of the box body, a conveying roller arranged at the top of the base and a controller fixedly installed on the right side of the box body. And a stirring mechanism extending into the paint box is arranged outside the paint box, the cleaning mechanism comprises a mounting frame fixedly connected to the inner top wall of the box body, an annular seat is fixedly connected to the bottom of the mounting frame, and three electric push rods are fixedly mounted in the annular seat. According to the paint spraying mechanism for pipeline machining, the three electric push rods are started to stretch out and draw back through the controller, the three electric push rods stretch out and draw back to drive the cleaning brushes to move, and therefore dust on the outer surfaces of pipeline bodies with different diameters is cleaned awa