Transformer finned radiator collecting pipe cutting device

The utility model discloses a cutting device for a collecting pipe of a finned radiator of a transformer. Workbench, a transmission roller is arranged on one side of the workbench. Sliding rails are fixed to the two ends of the workbench correspondingly. Baffles are fixed to the two ends of the sliding rail correspondingly. A lead screw is arranged between the two baffles in a penetrating mode. Asliding table is slidably connected to the lead screw. A motor is fixed at one end of the baffle away from the screw; an output shaft of the motor is coupled to the lead screw; a first guide rail anda clamping mechanism are sequentially fixed to the top face of the workbench. The clamping mechanism comprises two clamping blocks; a plate body is fixed on the top surface of any clamping block; wherein a plurality of scale grooves which are sequentially arranged at intervals are formed in the plate body; in the using process, it is guaranteed that a pipe to be machined does not shake in the cutting process, the output of