分析了影响内曲线油马达使用寿命的两个主要因素：导轨曲面的损伤和反链敲缸现象，并提出了相应的解决措施。
Two factors, guide surface damage and chain impact, which effecting the run life of inner curved hydraulic motor, are analysed. Related prevention measure are presented.
分析了影响内曲线油马达使用寿命的两个主要因素：导轨曲面的损伤和反链敲缸现象，并提出了相应的解决措施。
Two factors, guide surface damage and chain impact, which effecting the run life of inner curved hydraulic motor, are analysed.
结合双安全钳作用特点，以多跨度细长杆模型为基础，建立并求解了电梯导轨在复杂受力状态下的弯矩方程和挠曲线方程。
Based on the model of multi-span slender rod, the moment equations and deflection equations of elevator rail with duplex safety gear were established and resolved in a complex state of stress.
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