Special jig seat for detecting welding defects of copper bar

According to the special jig seat for detecting the welding defects of the copper bar, the copper bar is integrally formed by bending a copper plate and comprises a top plate part, a middle plate part and a bottom plate part which are sequentially connected, the top plate part and the bottom plate part are arranged in parallel, the middle plate part is arranged perpendicular to the top plate part and the bottom plate part at the same time, and a sleeve is welded to the bottom plate part; a positioning groove and a positioning boss which are used for positioning a copper bar are arranged on the top side of the jig seat body, the positioning boss is formed in a notch of the positioning groove, and a cross-shaped through groove penetrating through the bottom of the jig seat body is formed in the groove bottom of the positioning groove. Considering that a visual detection system is generally composed of four cameras which are arranged in a surrounding manner at equal angles, a through groove in the groove bottom