辊底式热处理炉炉底辊在线更换检修的探索

Practice of On- Line Roller Replacement for Roller Hearth Heat Treatment Furnace

针对舞钢新轧钢厂热处理线炉底辊频繁断裂的问题,分析了现行炉底辊更换方法的优缺点,结合生产及现场实际,提出了简单易行的炉底辊在线更换方案,实现了不停炉更换炉底辊,不仅缩短了停炉时间,还避免了能源消耗,取得了良好效果。

For the frequent breakage failures of hearth roller of heat treatment furnaces in Wugang new plate mill,the paper analyzes the advantages and disadvantages of current hearth roller replacement method,puts forward the easy and feasible hearth roller on- line replacement solution according to production and actual site conditions,achieves the replacement without furnace shut down,which not only greatly shortens the down time,but also prevents large amount of energy consumption and receives a good result.