The purpose is to study the application thinking of art design, with the unified expansion of conscious initiative as the core. Start with the essence and connotation of artistic design thinking. This paper discusses the nature, function, and application of artistic design thinking and the value of design. First of all, this paper analyzes “art design thinking”, which is divided into objective content and subjective mind fusion. It is a thinking mode applicable to the field of art, with a certain content of artistic thought and a consistent way of thinking, and emphasizes the principle of people-oriented, focusing on emotional experience and unique aesthetics. The paper explains that the characteristics of art design thinking are to understand things, to change things, and to associate things, and emphasizes that design should return to things eventually. Art design thinking is analyzed from the nature, function, and application of design thinking. Practical value, innovative value. In the design, the effective use of the thinking of art design can optimize the design. Then, it analyzes the original function and play of artistic design thinking in design. This involves the cognition, understanding, and comprehensive thinking of the original thing to combine image and rational thinking to extend and optimize creative ideas. Imagination and artistic thinking are transformed into new practical creativity, and art design thinking is used to optimize the design, so that the design has practical aesthetic value, to meet the needs of consumers. In terms of application analysis, it emphasizes the integration of cultural elements into artistic design thinking. This integration reflects that the designer and the spirit of creation cannot be separated, and the spirit of creation is fully reflected.