| 摘要 |
The present invention relates to a jig for welding, and more specifically to a jig for welding enabling separation and height adjustment of a jig to allow stable fixing in a condition of base metal being stepped upon lap welding. The present invention provides a jig for welding characterized by comprising; the first jig formed to support a lower part base metal; and the second jig formed separately from the first jig to support an upper part base metal; and a lifting element adjusting a top face of the lower part base metal and a bottom face of the upper part base metal to the same height by lifting one of the first jig or the second jig. |
