WELDED TUBE MANUFACTURING DEVICE AND WELDED TUBE MANUFACTURING METHOD

PROBLEM TO BE SOLVED: To manufacture a high-quality welded tube.SOLUTION: A welded tube manufacturing device for manufacturing a welded tube by curving a metal plate and welding each abutting end, includes curving means for curving a metal plate, light emitting means for irradiating directive light...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: O HISHU, NAKANO TOMOYASU, YIN JILONG, SATO TAKAYUKI
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To manufacture a high-quality welded tube.SOLUTION: A welded tube manufacturing device for manufacturing a welded tube by curving a metal plate and welding each abutting end, includes curving means for curving a metal plate, light emitting means for irradiating directive light to the inner surface of the curved metal plate, imaging means for imaging reflected light irradiated from the light emitting means and reflected by the metal plate, and adjustment support means for supporting adjustment of the curving means according to the shape of the reflected light; and thereby manufactures the welded tube, while observing the shape of the reflected light.SELECTED DRAWING: Figure 1 【課題】高品質の溶接管を製造すること。【解決手段】金属板を湾曲させて突き当てた端部を溶接して溶接管を製造する溶接管製造装置であって、金属板を湾曲させる湾曲手段と、湾曲した金属板の内面に指向性光を照射する発光手段と、発光手段によって照射され、金属板によって反射された反射光を撮像する撮像手段と、反射光の形状に応じて、湾曲手段の調整を支援する調整支援手段と、を備え、反射光の形状を観察しつつ溶接管を製造する。【選択図】 図1