The invention relates to the field of plastic pipeline cutting tools, in particular to pipeline cutting scissors. The pipeline cutting scissors comprise a hobbing cutter, rolling wheels, a first handle, a second handle, a linkage shaft, rolling shafts, a return spring and a limiting clamp. The pipeline cutting scissors solve the problems that a user needs to hold a rear handle of original scissors by hand to put forth strength, use is quite strenuous, a blade is arranged on a rear aluminum plastic pipe cutting device, the fingers are prone to being hurt when the user takes a tool during busy work, and the original scissors are not beneficial to work.