Finite Element Analysis on the Rack of the JC-17B Mobile Lifting Jack
Shiqiang Zhang,
Qian Chen,
Ming Lei
Abstract:Mobile lifting jack is one of the important equipment to CRH train overhaul, mostly in the manual mobile lifting jack. The JC-17B mobile lifting jack is often used as a lifting jack of CRH, which can implement lifting operations of 8 and 16 trains simultaneously. The mobile lifting jack mainly consists of the rack, transmission device, head supporting portion, walking device and other components. For efficiency, some structural modifications have been carried out, with electric pushing rods used for the expans… Show more
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