This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.
本文对渐开线点啮合齿轮减速器进行了性能试验、接触疲劳强度和弯曲疲劳强度试验，同时还进行了铁谱分析。
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On the basis of calcuiation and experience, through side-bendingtest, test piece's extensibility is relative small, and its weld surface after processed is unaffected by the piece's surface quality.