Abstract: There are some problems in the practice teaching of mechanical discipline, such as team fault, low degree of connection between competition practice and teaching theory, and lack of integration of competition and teaching. This paper focuseson science and technology ideology and politics, competition projects as the carrier of stratification, full practice as the idea, the construction of double-teacher teaching team, the formation of mentoring student gradient team, the optimization of curriculum hierarchy, the creation of discipline competition knowledge package, to achieve the integration of teaching content + competition content, the integration of students' innovation ability + teachers' teaching ability, the integration of classic and excellent works of competition projects + resources of innovative practice bases such as Yu Xiang Club, innovated the“three integration”talent training mode.

Key words: "Morality-knowledge-competition", Mechanical science, Practical teaching, Science and technology thinking and politics, "Three integration", Personnel training