第5期 李洪波等:CVC热连轧机支持辊不均匀磨损及辊形改进 .561. 北京科技大学,2000:123) 4结论 [6]He A R.Zhang Q D.Zhang J.et al.Non-uniform wear of backup rolls in hot strip rolling and its solution measurement.Shanghai (1)严重的支持辊磨损改变了轧机的凸度调节 Met,2000,22(2):19 域,并会导致承载辊缝横向刚度小幅下降 (何安瑞,张清东,张杰,等板带钢热轧支持辊不均匀磨损及其 (2)严重的支持辊磨损将使辊身端部200~ 解决措施-上海金属,2000,22(2):19) 400mm的区域内出现较大的接触压力尖峰,是导致 [7]Zhang Q D.Chen X L.Flatness control strategy for CVC 4-high 支持辊剥落的主要原因之一, cold rolling mill.J Univ Sci Technol Beijing.1996.18(4):347 (张清东,陈先霖.CVC四辊冷轧机板形控制策略.北京科技大 (3)MBR支持辊辊形可以改善辊间接触状态和 学学报,1996.18(4):347) 辊间接触压力,具有较好的辊形自保持性,可在整个 [8]Chen X L.Flatness control in new generation high-tech mills for 服役期内稳定发挥其性能,并在支持辊服役后期缓 wide strip rolling.JUniv Sci Technol Beijing.1997,19(A02):1 解辊身接触压力尖峰的出现, (陈先霖,新一代高技术宽带钢轧机的板形控制,北京科技大学 学报,1997,19(A02):1) 参考文献 [9]Jia S H,Cao J G,Zhang J,et al.Effect of smart crown work roll [1]Chen L S.Lian JC.Study on roll wear on hot strip rolling mill. wear contour pattern on controllability of profile and flatness in 1 ron Steel,2001,36(1):66 tandem cold rolling mills.J Univ Sci Technol Beijing.2006.28 (陈连生,连家创热带钢轧机轧辊磨损研究.钢铁,2001,36 (5):468 (1):66) (贾生晖,曹建国,张杰,等.冷连轧机SmartCrown轧辊磨损辊 [2]Lian J C.Huang C Q,Chen L S.Roll wear on finishing train of 形对板形调控能力的影响,北京科技大学学报,2006,28(5): 2050 CVC hot strip mill.Iron Steel.2002,37(3):24 468) (连家创,黄传清,陈连生.2050CVC热连轧机精轧机组轧辊磨 [10]Chen X L.Zhang J.Zhang Q D.et al.Development in profile and 损的研究.钢铁,2002,37(3):24) flatness control system of hot strip mills.Iron Steel,2000.35 [3]Cao J G.Chen X L.Zhang Q D.et al.Roll wear pattern and ap- (7):28 praisal of roll contour in hot wide strip mill.J Unin Sci Technol (陈先霖,张杰,张清东,等.宽带钢热连轧机板形控制系统的 Beijing,1999,21(2):188 开发.钢铁,2000.35(7):28) (曹建国,陈先糅,张清东,等,宽带钢热连轧机轧辊磨损与辊形 [11]He A R.Cao J G.Wu Q H.et al.Study on comprehensive func- 评价.北京科技大学学报,1999,21(2):188) tion of varying contact-length backup roll in finishing mill of hot [4]He A R.Zhang Q D.Cao JG.et al.Effect of back up roll profile in rolling.Shanghai Met.2001.23(1):14 hot wide strip mill on the strip profile and flatness.J Unie Sci (何安瑞,曹建国,吴庆海,等.热轧精轧机组变接触支持辊综 Technol Beijing.1999.21(6):565 合性能研究·上海金属,2001,23(1):14) (何安瑞,张清东,曹建国,等.宽带钢热轧支持辊辊形变化对 [12]Cao J G.Zhang J.Chen X L.et al-Selection of strip mill configu- 板形的影响.北京科技大学学报,1999,21(6):565) ration and shape control.Iron Steel.2005.40(6):40 [5]He A R.Study on Roll Contour in Finishing Trains of Hot Wide (曹建国,张杰,陈先霖,等.宽带钢热连轧机选型配置与板形 Strip Mills [Dissertation].Beijing:University of Science and 控制.钢铁,2005,40(6):40) Technology Beijing.2000:123 [13]Chen X L.Yang Q.Zhang Q D.et al.Varying contact back-up (何安瑞.宽带钢热轧精轧机组辊形的研究[学位论文]·北京: ro for improved strip flatness//Steel Technology International. London:Sterling Publications Limited,1994/1995:1744 结论 (1)严重的支持辊磨损改变了轧机的凸度调节 域并会导致承载辊缝横向刚度小幅下降. (2)严重的支持辊磨损将使辊身端部200~ 400mm的区域内出现较大的接触压力尖峰是导致 支持辊剥落的主要原因之一. (3)MBR 支持辊辊形可以改善辊间接触状态和 辊间接触压力具有较好的辊形自保持性可在整个 服役期内稳定发挥其性能并在支持辊服役后期缓 解辊身接触压力尖峰的出现. 参 考 文 献 [1] Chen L SLian J C.Study on roll wear on hot strip rolling mill. Iron Steel200136(1):66 (陈连生连家创.热带钢轧机轧辊磨损研究.钢铁200136 (1):66) [2] Lian J CHuang C QChen L S.Roll wear on finishing train of 2050CVC hot strip mill.Iron Steel200237(3):24 (连家创黄传清陈连生.2050CVC 热连轧机精轧机组轧辊磨 损的研究.钢铁200237(3):24) [3] Cao J GChen X LZhang Q Det al.Roll wear pattern and appraisal of roll contour in hot wide strip mill.J Univ Sci Technol Beijing199921(2):188 (曹建国陈先霖张清东等.宽带钢热连轧机轧辊磨损与辊形 评价.北京科技大学学报199921(2):188) [4] He A RZhang Q DCao J Get al.Effect of back-up roll profile in hot wide strip mill on the strip profile and flatness.J Univ Sci Technol Beijing199921(6):565 (何安瑞张清东曹建国等.宽带钢热轧支持辊辊形变化对 板形的影响.北京科技大学学报199921(6):565) [5] He A R.Study on Roll Contour in Finishing T rains of Hot Wide Strip Mills [ Dissertation ].Beijing:University of Science and Technology Beijing2000:123 (何安瑞.宽带钢热轧精轧机组辊形的研究[学位论文].北京: 北京科技大学2000:123) [6] He A RZhang Q DZhang Jet al.Non-uniform wear of backup rolls in hot strip rolling and its solution measurement.Shanghai Met200022(2):19 (何安瑞张清东张杰等.板带钢热轧支持辊不均匀磨损及其 解决措施.上海金属200022(2):19) [7] Zhang Q DChen X L.Flatness control strategy for CVC 4-high cold rolling mill.J Univ Sci Technol Beijing199618(4):347 (张清东陈先霖.CVC 四辊冷轧机板形控制策略.北京科技大 学学报199618(4):347) [8] Chen X L.Flatness control in new generation high-tech mills for wide strip rolling.J Univ Sci Technol Beijing199719(A02):1 (陈先霖.新一代高技术宽带钢轧机的板形控制.北京科技大学 学报199719(A02):1) [9] Jia S HCao J GZhang Jet al.Effect of smart crown work roll wear contour pattern on controllability of profile and flatness in tandem cold rolling mills.J Univ Sci Technol Beijing200628 (5):468 (贾生晖曹建国张杰等.冷连轧机 SmartCrown 轧辊磨损辊 形对板形调控能力的影响.北京科技大学学报200628(5): 468) [10] Chen X LZhang JZhang Q Det al.Development in profile and flatness control system of hot strip mills.Iron Steel200035 (7):28 (陈先霖张杰张清东等.宽带钢热连轧机板形控制系统的 开发.钢铁200035(7):28) [11] He A RCao J GWu Q Het al.Study on comprehensive function of varying contact-length backup roll in finishing mill of hot rolling.Shanghai Met200123(1):14 (何安瑞曹建国吴庆海等.热轧精轧机组变接触支持辊综 合性能研究.上海金属200123(1):14) [12] Cao J GZhang JChen X Let al.Selection of strip mill configuration and shape control.Iron Steel200540(6):40 (曹建国张杰陈先霖等.宽带钢热连轧机选型配置与板形 控制.钢铁200540(6):40) [13] Chen X LYang QZhang Q D.et al.Varying contact back-up roll for improved strip flatness∥ Steel Technology International. London:Sterling Publications Limited1994/1995:174 第5期 李洪波等: CVC 热连轧机支持辊不均匀磨损及辊形改进 ·561·