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薄铝带轧制工作辊边部接触的建模与仿真

DOI: 10.3969/j.issn.1005-3026.2015.07.007, PP. 942-946

Keywords: 薄铝带冷轧,悬臂梁,影响函数,工作辊边部接触,辊系变形,边部减薄

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Abstract:

为研究冷轧机在轧制薄铝带时工作辊边部接触对辊系受力和铝带断面形状的影响,借鉴弹性悬臂梁法和影响函数法的处理思想,建立了适用于实际生产在线控制的铝冷轧机辊系变形模型,并对不同入口铝带厚度、弯辊力、工作辊的接触状态进行仿真研究.仿真结果表明:工作辊边部接触力随入口厚度增加而增加、随弯辊力增加而减小;工作辊边部接触轧制时,轧机出口铝带凸度和横向厚差小于非边部接触轧制,有利于铝带边部减薄控制,但降低了铝轧机边部板型调控能力,在轧制中应尽量避免.

References

[1]  蒋力.铝板冷轧分段冷却热辊形仿真模型研究 [D].北京:北京科技大学,2013.(Jiang Li.Simulation model of work roll’s subsectional cooling thermal expansion during aluminum cold rolling [D].Beijing:University of Science and Technology Beijing,2013.)
[2]  Qing X H,Cun L Z,Zheng Y J,et al.Four-high cold rolling mill for control of edge-drop and thrust force [J].Advanced Materials Research,2010,145:57-60.
[3]  Zhang Y,Yang Q,Wang X C,et al.Analysis of cold-rolled strip profile in UCM mill by finite element method [J].Key Engineering Materials,2010,443:21-26.
[4]  Abdelkhalek S, Montmitonnet P, Potier-Ferry M,et al.Strip flatness modelling including buckling phenomena during thin strip cold rolling [J].Ironmaking and Steelmaking,2010,37(4) :290-297.
[5]  刘鸿文.材料力学 [M] .北京:高等教育出版社,1992.(Liu Hong-wen.Mechanics of materials[M].Beijing:Higher Education Press,1992.)
[6]  王国栋.板形控制和板形理论 [M] .北京:冶金工业出版社,1986.(Wang Guo-dong.Strip shape control and shape theory [M].Beijing:Metallurgical Industry Press,1986.)
[7]  Johnson K L.Contact mechanics [M].London :Cambridge University Press,1985.
[8]  刘力文,张树堂,武志平,等.张力对冷轧板带变形的影响[J].钢铁,2000,35(4):37-39.(Liu Li-wen,Zhang Shu-tang,Wu Zhi-ping,et al.Influence of tention on the deformation of strip during cold rolling [J].Iron and Steel,2000,35(4):37-39.)
[9]  杜晓钟.高精度硅钢冷连轧机边部减薄机理及控制技术研究 [D].北京:北京科技大学,2009.(Du Xiao-zhong.Research on mechanics of edge drop and its control technology in cold strip mill for high precision silicon steel [D].Beijing:University of Science and Technology Beijing,2009.)
[10]  Edwards W J,Spooner P D.Analysis of strip shape [C]//Bryand G F.Automation of Tandem Mills.London:The Iron and Steel Institute,1973:177-182.
[11]  李勇华,邸洪双,刘光明,等.CVC冷轧机承载辊缝凸度调节域计算模型 [J].轧钢,2011,28 (2):8-12.(Li Yong-hua,Di Hong-shuang,Liu Guang-ming,et al.Model of CVC cold rolling mill loaded roll gap crown control room [J].Steel Rolling,2011,28 (2):8-12.)

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