The random stress of torsion rod spring may be calculated after road surface, vehicle speed arid constructional parameters are given, and service life may be estimated according to P-S-N curve.
在给走路面、车速、结构参数后，可计算出扭杆的随机应力，并根据P - S - N曲线估计出扭杆的寿命。
A sensor is fixed to a frame of the loom through a connecting rod and a support, and the sensor is pressed on a licker-in roller through the connecting rod by a torsion spring.
其主要采用传感器通过连杆和支架固定在织机的机架上，扭簧通过连杆使传感器压在刺毛辊上。
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