Transactions on Machine Design Jiangtao Zhang 13 1 2025 https://doi.org/10.6025/tmd/2025/13/1/1-8 https://www.dline.info/tmd/fulltext/v13n1/tmdv13n1_1.pdf We have developed a novel welding robot through three-dimensional visual localization, which can promptly correct deviations in the welding seam’s position and shape, thus improving the welding accuracy. This new welding robot can better meet customer demands and complete complex manufacturing processes faster. After multiple experiments, we found that the welding seam error correction technology based on three- dimensional visual localization significantly reduces welding errors, there by substantially improving product quality and accuracy. Therefore, we recommend adopting this new error correction technology to enhance product quality. This research significantly benefits welding technology improvement, helping us better control welding seams and accurately predict future variations. As a result, we can ensure superior product quality, safety, and reliability.