A new style punch die without burrs is designed.

设计了一种新型无毛刺冲孔模具.

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In this paper, the combination of CBR and punch - die CAD has been researched.

本文将基于实例推理技术引入冲模领域, 在基于实例推理的冲模CAD方面作了一些尝试.

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Cold punch die failure type has been introduced with analysis of and causes and mechanism.

模具失效是影响其使用寿命和生产效益的重大技术问题.

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