| 摘要 |
The invention relates to a mask for checking weld beads of an assembly (2) consisting of a stamped and punched metal sheets attached together by weld beads, characterized in that it includes forms adapted to be precisely positioned on the assembly (2) and to closely cover said assembly at least at the weld beads to be checked, and in that it comprises openings (8) for observing the weld beads through the mask (1), as well as visual reference marks (22, 24) for checking the edges of the weld beads, said reference marks defining tolerances and being arranged near said openings. |
