High-speed shaft end curved surface stepped oil flinger

The invention relates to a shaft end oil flinger integrating internal circulation heat dissipation, lubrication and sealing functions, in particular to a high-speed shaft end curved surface stepped oil flinger, which is characterized by comprising three parts: a first part of the oil flinger, an oil flinger and rotating shaft connecting area, and a fastening connection function of the oil flinger and a rotating shaft is realized; the oil flinger rotating shaft connecting shaft comprises an oil flinger rotating shaft connecting shaft inner cavity (1) and an oil flinger rotating shaft connecting shaft (2), wherein the oil flinger rotating shaft connecting shaft inner cavity (1) and the oil flinger rotating shaft connecting shaft (2) are of a shaft cavity type structure. The invention can be applied to the fields of aviation high-speed engines, high-speed reduction gearboxes, petrochemical high-speed pumps, compressors, air blowers and the like, and belongs to basic parts in the field of modern mechanical equipm