Abnormal shape bearing ring's local electroplating protection device

The utility model belongs to electricity chemical treatment field provides an abnormal shape bearing ring's local electroplating protection device. An abnormal shape bearing ring's local electroplating protection device who provides is including bottom end cover (8) and last gland (3), bottom end cover (8) have the annular slab of boss for the middle part, abnormal shape bearing ring (6) places on bottom end cover (8) to be provided with seal ring I (7) between heterotypic bearing ring (6) and bottom end cover (8), go up gland (3) for the lower extreme mask have with the boss complex recess of heterotypic bearing ring up end, it is provided with seal ring II (4) and seal ring III (5) to go up between gland (3) and heterotypic bearing ring (6), be connected as an organic wholely through connecting rod (9) between bottom end cover (8) and the last gland (3). The utility model discloses the emergence of having avoided causing internal surface and terminal surface appearance imperfections such as corruption, clad