Friction stir spot joining device

There is provided a friction stir spot joining device wherein stirring-related members are unitized to form a unitized stirring unit and an opening is formed in a friction stir spot joining device body for housing the unitized stirring unit therein. A stirring motor, a stirring shaft and a power tra...

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Bibliographic Details
Main Authors Fukuhara, Kazumi, Kumagai, Masaki, Fukuda, Toshihiko, Sato, Yoshio, Aoki, Kenta
Format Patent
LanguageEnglish
Published 28.09.2010
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Summary:There is provided a friction stir spot joining device wherein stirring-related members are unitized to form a unitized stirring unit and an opening is formed in a friction stir spot joining device body for housing the unitized stirring unit therein. A stirring motor, a stirring shaft and a power transmission mechanism are unitized to form a stirring unit, and bearings of a linear motion guide are fixed to the stirring unit immediately under the stirring unit, and a ball nut is fixed to the back face of the stirring unit, wherein the friction stir spot joining device body is opened to form the opening at a rear upper portion through which the stirring unit is caused to move inside thereof.