Oil collecting structure of oil groove type holding bracket of main bearing of aerial engine

The utility model discloses an oil collecting structure of an oil groove type holding bracket of a main bearing of an aerial engine. The oil collecting structure is characterized by being an annular holding bracket; and an annular bulge is arranged on a vertical axial plane on the inner surface close to the inner ring of the bearing, thereby forming the oil collecting groove structure. The annular holding bracket is of an overall alloy steel structure; and a silver plated layer is arranged outside the annular holding bracket. The oil collecting structure of the oil groove type holding bracket of the main bearing of the aerial engine has the advantages that the oil collection function is realized, the bearing is good in lubrication and cooling effects, the bearing is hard to have faults, and the engine fault rate is reduced.