Micro-diameter pipe end processing device for refrigeration

The utility model discloses a micro-diameter pipe end processing device for refrigeration, which comprises a positioning guider matched with a workpiece, and is characterized in that a revolution disc is coaxially arranged with the positioning guider, the center of the revolution disc is provided with a limiting thimble matched with the diameter of a port of the workpiece, and a brush wheel is arranged on the revolution disc; the revolution disc is driven by a revolution shaft, and the brush wheel is driven by a rotation shaft; the revolution shaft and the rotation shaft are coaxially arranged. The rotating brush wheel is driven by the revolution disc to rotate around the pipe end of the micro-diameter pipe according to the concentric shaft transmission principle, the purpose of removing the protective layer of the pipe end is achieved, the mechanism is flexible, workpieces are not damaged, the center line of the micro-diameter pipe is fixed and limited through the limiting ejector pin positioning and guiding