University teachers are engaged in advanced knowledge of the discovery, development, dissemination of academic career, its quality determines the quality of higher education quality. With the strengthening of university and social relations, university teachers gradually out of the "ivory tower", showing more and more obvious secular, professional characteristics. Since the Middle Ages, the university has experienced the historical changes of "single function" to "dual function" to "pluralistic function", which has led to the continuous differentiation of university teachers' profession. Therefore, the university teachers academic division and the social division of labor has been closely related to the refinement. The historical logic of academic differentiation of university teachers is not only beneficial to the professional development of university teachers, but also can help personnel management departments to classify and manage teachers and improve management level.