Oil coating, cooling and cleaning device

According to the oiling, cooling and cleaning device, a cutter groove communicated with the left side wall and the right side wall is formed in the arc face of the upper end of a body, part of the cutter edge of an MAX secondary slitting circular cutter is arranged in the cutter groove in a matched mode, and oiling and cleaning devices used for lubricating and cleaning the outer surface of the cutter edge of the MAX secondary slitting circular cutter in the rotating process are arranged on the groove walls of the two sides of the cutter groove. The left side wall of the body is provided with a negative pressure sucking and removing device used for sucking and removing the surface of the MAX secondary slitting circular knife and falling glue dirt and filter rod chippings. A blowing pipe is arranged above the MAX secondary slitting circular knife, wherein the airflow direction of the blowing pipe faces the negative pressure suction device through the surface of the MAX secondary slitting circular knife, and the