首钢京唐公司连铸连轧生产线精除鳞机夹送辊典型故障分析与改进  

ANALYSIS AND IMPROVEMENT OF TYPICAL FAULTS OF FINISH DESCALING PINCH ROLLER JINGTANG CONTINUOUS CASTING AND ROLLING PRODUCTION LINE

作　　者：秦小龙[1] 张晓洋 邵天龙[1] 高秀郁 Qin Xiaolong;Zhang Xiaoyang;Shao Tianlong;Gao Xiuyu(Shougangjingtang Iron and Steel Co.,Ltd.,Tanshan 063200,China)

机构地区：[1]首钢京唐钢铁联合有限责任公司,河北唐山063200

出　　处：《冶金信息导刊》2021年第2期60-63,41,共5页Metallurgical Information Review

摘　　要：首钢京唐公司连铸连轧生产线投产后,由于设计问题精除鳞机入口夹送辊出现辊筒变形和两端轴承损坏问题。针对该问题,对此辊的内部结构及内部冷却方式、热膨胀导致的轴承侧向间隙进行了分析。按照分析结果,制定改进方案并利用原有备件改进。使用效果良好,为同类设备类似问题提供参考借鉴。After the continuous casting and rolling production line of jingtang company was put into operation,the entry pinch roll of the finish descaling machine was deformed and the bearing at both ends was damaged due to design problems.In order to solve this problem,the internal structure,internal cooling mode and bearing lateral clearance caused by thermal expansion are analyzed.According to the analysis results,make the improvement plan and use the original spare parts to improve.The application effect is good and provides reference for similar problems of similar equipment.

关 键 词：连铸连轧 精除鳞机 夹送辊 冷却方式 轴承 

分 类 号：F42[经济管理—产业经济]