【目的】为解决传统套色车顶两站喷涂工艺（色漆 +清漆）存在的 VOC排放高、能耗高及生产效率低的问题。【方法】通过引入黑清漆套色新材料，系统性梳理、实施导入方案及优化现场施工工艺，实现一站喷涂工艺替代原有两站喷涂的效果；同时围绕黑清漆套色工艺，从配套性能实验、现场适应性设备改造、外观颜色调试，到表面缺陷打磨抛光处理及异常问题应对，形成了一套完整的技术方案。【结果】该工艺技术成功实现了稳定切换导入，显著降低了 VOC排放与能源消耗，提升了生产效率，同时优化了车身外观品质，增强了产品市场竞争力。【结论】本研究提出的针对性解决方案可为汽车涂装工艺的优化升级提供切实参考和思路。

［Objective］To address the issues of high VOC emissions，high energy consumption， and low production efficiency associated with traditional two-station roof painting processes（basecoat + clearcoat）.［Methods］This study introduces a new black lacquer tinting material and systematically sorts out，implements import schemes，and optimizes on-site construction processes to achieve theeffect of replacing the original two-station spraying process with a single-station spraying process.Meanwhile，focusing on the black lacquer tinting process，from matching performance testing，on-site adaptive equipment modification，appearance color adjustment，to surface defect grinding and polishing treatment，as well as abnormal issue handling，a complete set of technical solutions has been developed.［Results］This process technology has successfully achieved stable switching and feeding，significantly reducing VOC emissions and energy consumption，improving production efficiency，while optimizing body appearance quality and enhancing product market competitiveness.［Conclusion］ This study proposes targeted solutions，providing practical references and ideas for the optimization and upgradingof automotive coating processes.