Knowledge Representation Method of Product Design Based on Ontology

摘要

According to the diversity, dynamic and correlation of product design knowledge; this paper put forward a knowledge representation method for product design based on ontology. Established a knowledge unit with the core of concepts set, property set, knowledge set and function set, introduced input and output module, to realize the information transmission between knowledge units, and also lays a foundation for knowledge networks construction, intelligent and agile design. Finally, this paper take cylindrical spiral spring design for example, verified the effectiveness of this method.