Abstract: The course is based on the“1233”model, with the machine model commonly used in production practice or subsequent professional courses as the carrier. It is project-oriented and task-driven. It is based on the working process and group cooperative learning. The online course platform of mechanical drawing was built, and the teaching scene was created by“model, object, animation, surveying room”. Implementation of“N+1+1”curriculum assessment and evaluation method, pay attention to process evaluation; The ideological and political construction of the curriculum aims to implement teachers'moral cultivation and cultivate people, and aims to promote students'all-round development. It highlights the value-leading role of ideological and political education by enriching the ideological and political content of the curriculum. The course is based on the teaching innovation practice of“1233”model, which reflects the educational concept of“student-centered”and improves students'application ability.

Key words: Mechanical drawing, "1233"mode, Teaching innovation, Student center, Application ability, Curriculum ideology and politics