Machinery pipe pushing jack cutter structure

The utility model discloses a machinery pipe pushing jack cutter structure, it includes the blade disc of cone, and the blade disc center is equipped with main drilling tool, is equipped with 8 slag inlet, 8 strip slag inlet on the blade disc and divide into four groups, and two slag inlet parallels of every group are equipped with two sets of cutters between two slag inlet, and four slag inlet of group are 4 equal portions with the blade disc average mark, are equipped with two at least shell swoves on every equal portions respectively. By adopting the above technique, the utility model, it carries out the breakage in the pipe pushing jack to make large granule cobble homoenergetic get into smoothly, through shell sword and the cutter that adopts high difference, by the shell sword elder generation disturbance soil body in jacking -into process at the uniform velocity, make the not hard up stirring of the soil body form plastic form, cutter cutting soil body slabbing gets into the muddy water storehouse thro