超声波探伤机的探轮动密封结构的改造

介绍了一种以磁铁代替传统动密封弹性件的美国专利的动密封结构，但配件价格昂贵。结合生产实际进行了结构改造，提出了有效的检修步骤和装配工艺要求，实现了进口零配件的国产化替代，经过生产检验，效果良好。

Reform on Probe Dynamic Sealing Structure of Ultrasonic Detecting Machine

The America patent dynamic sealing structure is introduced to be replace the traditional dynamic elastic sealing by magnet. But the spare parts are very expensive. Combined with practical production, the structure reform is conducted . The effective examine and repair process and requirements are proposed, and the domestic import substitution is realized. Through production inspection, the effect is excellent.