Abstract: The present invention patent provides a pet hair combing device comprising a handle body and a combing mechanism set on the handle body. The combing mechanism is detachably connected to the handle body and includes a first combing mechanism and a second combing mechanism. The first combing mechanism is used for combing pet hair and is detachably connected to the handle body. The second combing mechanism is provided with a hair removal mechanism for cleaning the hair on the second combing mechanism. By providing two combing mechanisms, which can be alternately replaced, and a hair removal mechanism on the second combing mechanism, the present invention patent provides a flexible and convenient design for combing pet hair.