Give some analyses to the failure forms of pinhole punch, bring forward several more ideal prevention measures, in order to improve usage life of a pinhole punch and quality of punching part.

对小孔凸模失效形式进行了分析，提出了几种较为理想的预防措施，以提高小孔凸模的使用寿命和冲压件质量。

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In this paper, the failure of pin punch was analyzed and optimized based on FEA and PVD, according to failure mechanism of fracture and wear of pin punch.

本文主要利用FEA及PVD技术，针对细小凸模的断裂和磨损两种失效形式，进行失效分析与优化。

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The model of the failure probability distribution was obtained by applying total failure time method for the numerical control punch.

运用故障总时间法初步确定数控冲床的故障概率模型。

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Clinton was so upset by the Democratic nominee's failure to punch back that he flew from Little Rock to Boston to tutor Dukakis staff members on the wisdom and methods of rapid response.

CNN: It's All In The Timing