Method and device for producing a tube with an inner profile

Method and device for producing a tube with an inner profile

A pipe (1) is moved in a cold pilger rolling mill in a translatory manner in the direction (L) of the pipe's axis (3). The pipe with its inner surface sleeve (4) is rolled over a plug (6) with a negative section (5) corresponding to an inner threaded- or spiral-shape section (2) to be produced....

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: STINNERTZ, HORST
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
ROLLING OF METAL
TRANSPORTING
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Beschreibung
Zusammenfassung:A pipe (1) is moved in a cold pilger rolling mill in a translatory manner in the direction (L) of the pipe's axis (3). The pipe with its inner surface sleeve (4) is rolled over a plug (6) with a negative section (5) corresponding to an inner threaded- or spiral-shape section (2) to be produced. An independent claim is also included for a device for producing a pipe with an inner threaded- or spiral-shape section.