Pipeline tumor removing device

The utility model belongs to the technical field of pipeline cleaning, and particularly relates to a pipeline tumor removing device. A pipeline tumor removing device comprises a first scraping piece set, a connecting piece and a second scraping piece set, and a first clamping piece and a second clamping piece are arranged on the end faces of the two sides of the first scraping piece set and the end faces of the two sides of the second scraping piece set respectively. The corresponding first clamping piece and the second clamping piece on the opposite end surfaces of the first scraping blade group and the second scraping blade group are detachably connected with the connecting piece respectively; the outer edges of the first scraper set and the second scraper set are smaller than the inner diameter of a pipeline to be treated, and the outer diameter of the first scraper set is smaller than the outer diameter of the second scraper set. The pipe cleaning device is simple in structure, low in manufacturing cost a