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分析了轨道车车轴齿轮箱段的受力情况,对应力集中的关键部位采取了针对性重点探伤,结合工作实际探索了关键部位缺陷的判别方法,提高了缺陷定性(主要指对疲劳裂纹的判定)的准确性和可靠性。
Based on the analysis of the stress condition of the axle box of railway vehicle, the paper focused on the key parts of the stress concentration and explored the methods to judge the key parts defects according to the actual work, and improved the judgment of the fatigue crack ) Accuracy and reliability.