Abstract
Process planning is the important link in connection of automotive product development process design and production, and the expression and transfer of process planning information is a key affecting the development process. For promoting the process planning viability, this paper puts forward the idea of MBD based automotive products process planning information expression and its transfer method. The connotation and essence of MBD which completely expresses product definition with the integrated three-dimensional entity model and use the label and attributes solution to express the products non-geometrical manufacturing information in three-dimensional tagging, is expounded. Based on the analysis of process planning process, the concept of MBD process model and the joint expression way with mark and attributes to solve the expression of process planning information in the three-dimensional entity model was put forward. At the same time, the MBD based process planning process was expounded, as well as the expression method of all kinds of process planning information in MBD process mode.
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