The utility model relates to a set of lubricating equipment for a revolving flat, and a lubricating component. The revolving flat moves along an annular loop through two driving components which are equipped at the front side of the revolving flat, and is at least guided by a fixed guiding part partially. The revolving flat is provided with a sliding surface which contacts with the guiding part. Graphite as a lubricant carrier and a lubricant which is inserted therein are used for providing lubrication to the sliding surface.