A processing cutter that is used for transformer line cake cushion

The utility model discloses a processing cutter that is used for transformer line cake cushion, aim at reduces cutter grinder damage rate, improves a sexual intercourse and examines the qualification rate, and the technical scheme who adopts is: include first arbor and the second arbor be connected with the lathe, the axis of first arbor and second arbor is mutually perpendicular, set gradually R angle cutter, milled square groove cutter and lower R angle cutter along the axial on the first arbor, go up R angle cutter, mill the square groove cutter and descend R angle cutter all to rotate around the axis of arbor, go up R angle cutter and the center line symmetry setting of R angle cutter about milling the square groove cutter down, the fore shaft cutter is milled to coaxial being provided with on the second arbor. 本实用新型公开了种用于变压器线饼垫块的加工刀具，目的在于，降低刀具磨损率，提高次性交检合格率，所采用的技术方案为：包括与机床连接的第刀轴和第二刀轴，第刀轴和第二刀轴的轴线相垂直，所述第刀轴上沿轴向依次设置有上R角刀具、铣方槽刀具和下R角刀具，所述上R角刀具、铣方槽刀具和下R角刀具均绕刀轴的轴线转动；所述上R角刀具和下R角刀具关于铣方槽刀具的中心线对称设置；所述第二刀轴上同轴设置有铣锁口刀具。