CAJ | 학술논문

针对内燃机车用Z12V190BJ柴油机水腔密封面裂纹故障，分析讨论了柴油机水腔密封面出现点蚀及裂纹的原因，提出了对点蚀及裂纹堆焊后镗销精加工的解决方案，并根据镗床工作原理设计出了镗削装置，制定了水腔密封面修复工艺，修复后的柴油机满足使用要求。
침대내연궤차용Z12V190BJ시유궤수강밀봉면렬문고장，분석토론료시유궤수강밀봉면출현점식급렬문적원인，제출료대점식급렬문퇴한후당소정가공적해결방안，병근거당상공작원리설계출료당삭장치，제정료수강밀봉면수복공예，수복후적시유궤만족사용요구。
This paper discusses the reasons for pitting and cracks on the sealing surface of the diesel water cham-ber, presenting the solutions to boring finishing after surfacing pitting and cracks. According to the operating prin-ciple of boring mill, it designs a boring device and proposes a repair technology of the water chamber sealing sur-face. It finds out that the repaired diesel meets requirement for utilization.