Spot-welding fixture for spacer grid of nuclear fuel assembly

Abstract

The present invention relates to a spot-welding fixture used to spot-weld a spacer grid of a nuclear fuel assembly, the spot-welding fixture comprising: a base plate (110); a guide member (120) provided in parallel on the upper surface of the base plate (110); a movable plate (130) provided on the base plate (110) in a way that allows left-and-right movement by the guide member (120); a pair of spacer grid fixing parts (131) provided on the movable plate (130) to support the two end portions of a spacer grid (10); horizontal adjustment parts (140) provided on the base plate (110) to adjust the horizontal (x-axis) position of the movable plate (130); and a vertical adjustment part (150) provided on the base plate (110) to adjust the vertical (y-axis) position of the spacer grid seated on the movable plate (130).

Dependencies are inferred from the claim text.