VD盖车升降轴断裂原因分析

Analysis on driving shaft’s break in lifting device of VD cover car and preventive measures

通过对VD盖车升降轴的强度进行校核 ,计算表明强度裕度较小 ,并提出预防断轴的措施。

The paper calculates the strength of driving shaft in lifting device of VD cover car and analyzes the causes of the shaft s break, and the preventive measures are worked out.