This paper analyzes the role of mechanical design and manufacturing and its automation (mechanical manufacturing) professional curriculum system construction, the problems existing in the curriculum system connection process, and the principles that should be followed in the curriculum system construction. The paper puts forward the strategy of constructing the curriculum system, constructs the modular curriculum system of "intermediate undergraduate convergence and ability training as the core", strengthens the construction of featured teaching materials, and guarantees the teaching effect of the convergence curriculum.In order to ensure the smooth progress of the construction of the curriculum system, it is proposed to strengthen the construction of the teaching staff, strengthen the construction of teaching bases, and establish a reasonable teaching evaluation and supervision system.