No burr side processing milling cutter

The utility model discloses a no burr side processing milling cutter, including milling cutter body, milling cutter body's one end is equipped with simultaneously carries out the preceding cutting part and back cutting part that cut to the work piece, preceding cutting part is equipped with 2~6 dextrorotation blades that set up to right spiral and equidistance, and back cutting part is equipped with 2~6 and is the levogyration blade of contrahelical and equidistance setting with the dextrorotation blade, be front and back dislocation set between dextrorotation blade and the levogyration blade, form the dextrorotation sword groove of upwards chip removal between the dextrorotation blade, form the levogyration sword groove of downward chip removal between the levogyration blade. The utility model discloses a preceding cutting part is contrahelical dislocation set with back cutting part blade between the two, during the cutting, and the chip removal that makes progress of preceding cutting part, the downward chi