Multiple-chuck machine for making tubes

Details Multiple-chuck machine for making tubes Multiple-chuck machine for making tubes

B - Operations, Transporting

29

C

18/758

B29C 31/00 (2006.01) B29C 35/02 (2006.01) B29C 53/84 (2006.01) B29D 23/00 (2006.01)

Patent

CA 1305302

MULTIPLE- CHUCK MACHINE FOR MAKING TUBES ABSTRACT OF THE DISCLOSURE The machine according to the invention has a plurality of chucks which operate simultaneously causing the rotation of a plurality of metallic cores, supported by a plurality of resting racks articulated by means of hinges on a basement and arrangeable by means of actuators for example of the hydraulic type. The set of racks is flanked by a longitudinal table where the raw tubes, produced on the cores which are then covered by a thermally insulated cover, are deposited.In this position the metallic cores, still connected at the head to the chucks, are supplied with electric current which determines a controlled heating thereof by Joule effect which vulcanizes the raw rubber.

560638

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