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China railway TBM tunneling machine Lord drive thin-walled ring first sets off smoothly

Release time: 2016-06-30Author:Research and development design department report

At the end of June 2016, after 3 months of research and experiments to manufacture, formal production, our company for the China railway TBM tunnel boring machine fe TBM tunneling machine Lord drive the thin ring of form a complete set, rolled off the production line has been successful in heavily armoured division, and through the customer site acceptance.

The fe TBM tunneling machine Lord drive form a complete set of thin wall ring, each set contains 15 kinds of models of the parts, including the complex structure of main drive plate, thin wall seal inside and outside the runway surface quenching, ultra-thin size and positioning of internal and external sealing ring, etc. This series of parts are large thin wall parts, in addition to high requirements of blank material, to the scene of the production control, process inspection, heat treatment and surface treatment are put forward higher requirements. Aiming at the particularity of the product, research and development design department joint hot place


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