Sampling pipe cutter

The utility model discloses a sampling tube cutter, relates to the field of sampling tube cutting, and provides the following scheme aiming at the problems that manual cutting is usually adopted during cutting of the existing sampling tube, time and labor are wasted, and the efficiency is relatively low: the sampling tube cutter comprises a shell and a fixed plate block, the shell covers the fixedplate block, a bottom groove is formed in the fixed plate block, and the fixed plate block is provided with a handle; wherein the bottom groove is formed in the fixing plate block in a rectangular array mode, a fixing clamping piece is arranged in the bottom groove, a pressing buckle is arranged at the other end of the bottom groove, a collecting groove is formed in the fixing plate block, the collecting groove is formed in one end of the bottom groove and communicated with the bottom groove, and a fixing frame is fixed to the fixing plate block. And a cutting piece is fixed on the fixing frame. The sampling pipe cut