首页> 外国专利> GREEN HONEYCOMB MOLDING DEFECT EXAMINATION METHOD, GREEN HONEYCOMB STRUCTURE MANUFACTURING METHOD, AND GREEN HONEYCOMB MOLDING DEFECT EXAMINATION DEVICE

GREEN HONEYCOMB MOLDING DEFECT EXAMINATION METHOD, GREEN HONEYCOMB STRUCTURE MANUFACTURING METHOD, AND GREEN HONEYCOMB MOLDING DEFECT EXAMINATION DEVICE

机译:绿色蜂窝成型缺陷检测方法,绿色蜂窝结构制造方法以及绿色蜂窝成型缺陷检测装置

摘要

Disclosed is a method of examining defects in a green honeycomb molding having partition walls which form a plurality of flow channels extending in parallel with one another, and sealing portions which close the upper ends of some of the plurality of flow channels and the lower ends of the rest flow channels. The method includes a step of applying pressure to the lower ends of the plurality of flow channels using gas, and a step of visualizing the distribution of gas refractive indexes near the upper ends of the plurality of flow channels.
机译:本发明公开了一种生坯蜂窝成型体中的缺陷检查方法,该生坯蜂窝成型体具有形成相互平行延伸的多个流路的隔壁,和将多个流路中的一些的上端和下端封闭的密封部。其余的流道。该方法包括以下步骤:使用气体将压力施加到多个流动通道的下端;以及可视化多个流动通道的上端附近的气体折射率的分布的步骤。

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