Friction stir welding tool insert

This disclosure relates to a two-piece friction stir welding (FSW) tool insert. The tool insert has a longitudinal axis of rotation and comprises a stirring pin and an annular shoulder coaxially mounted about the stirring pin. The stirring pin and annular shoulder each comprise polycrystalline cubic...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Stig Ake Andersin, Santonu Ghosh
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:This disclosure relates to a two-piece friction stir welding (FSW) tool insert. The tool insert has a longitudinal axis of rotation and comprises a stirring pin and an annular shoulder coaxially mounted about the stirring pin. The stirring pin and annular shoulder each comprise polycrystalline cubic boron nitride. The annular shoulder is a thin disc with a thickness of 1 to 12 mm and the shoulder comprises a tapered, central aperture, through which the stirring pin protrudes.