Abstract: As an important cultural place in universities, the library is not only the main position of campus culture communication, but also an important carrier of human civilization communication. ,It shoulders the important task of cultural inheritance, cultivation, integration and innovation. From the perspective of "three whole education", combined with the characteristics and laws of ideological and political work in universities under the new situation, the paper analyzes the new practice mechanism of library culture education, and puts forward that the library should implement the practice mechanism from four aspects: resource carrier, education platform, , so as to realize the goal and task of cultivating people with morality and culture. inheritance guide and innovation power,