在自由设计中，为了能够指导包装纸盒各生产工艺流程，开发了线型库和图形库。

A linetype base and a pattern base are made in the free design to guide the process of producing packaging cartons.

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基于包装纸盒CAD软件，给出了纸盒组件设计的层次结构模型和实现组件设计的方法，并以盒形拼大版为例加以说明。

Based on packaging carton CAD software, this paper gives a hierarchy model on component design of carton, method to realize component design, and an example of making up cartons to explain them.

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