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铁道科学与工程学报

JOURNAL OF RAILWAY SCIENCE AND ENGINEERING

Vol. 6    No. 1    March 1996

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AXIAL LOADS ACTING ON MANDRELIN COPPER RIFLED TUBE DRAhVING PROCESS
Peng Dashu,Yang Bin,Wang Feiyong,Yang Linhin

Depurtment of Materials Science and Engineering,Central South University of Technology,Changsha 410083

Abstract:Stresses and axial loads acting on the mandrel in the copper rifled tube drawing process  were analysed,and factors affecting on the axial loads on mandrel were discussed.  Results show that  the depth of the mandrel dragged into sizing zone and lubrication have major influence on drawing loads  and fin shapes.

 

Key words: drawing  copper  rifled tube  lubrication  fin

ISSN 1672-7029
CN 43-1423/U

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