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柴箫君等:热轧金属横向流动规律及其对板形的影响 ·1865· [6] Yang L P.Research on the Strip Element Method of Three Ther- momechanical Coupling of Plate and Strip Rolling and Develop- LTXKK00033 ment of the Simulation System [Dissertation].Qinhuangdao:Yan- shan University,006 (杨利坡.板带轧制三维热力耦合条元法研究及仿真系统开 发[学位论文].秦皇岛:燕山大学,2006) 7]Wang X C,Liu Y L,Zhao X Q,et al.Unsymmetrical situation —量一有限元模型计算结果 for analyzing the function of metal lateral displacement.Steel Roll, ·一数学模型计算结果 2007,24(6):12 (王晓崇,刘义伦,赵先琼,等.非对称情况下金属出口横向 600 -300 0 300600 位移函数的求解.轧钢,2007,24(6):12) 距轧件中心距离mmm [8]Moazeni B,Salimi M.Investigations on relations between shape 图12不同模型金属横向流动计算结果对比 defects and thickness profile variations in thin flat rolling.Int Fig.12 Comparison of the transverse flow value of metals calculated Adv Manuf Tech,2015,77(58):1315 by different models 9]Yang C Y,Li Z F,Zhang G Z,et al.FEM simulation on width spread during the multi-pass and reversing process of roughing hor- 内的波动不会引起金属横向流动的变化以及进一步的 izontal rolling for hot strip mills.J Univ Sci Technol Beijing, 轧件板形变化:金属横向流动随压下率变化,且使得压 2011,33(2):227 下率增加时轧件对称板形向中浪趋势发展:金属横向 (杨春彦,李忠富,张国柱,等.热连轧粗轧水平辊多道次可 流动随对称及非对称板廓相似度变化,且金属横向流 逆轧制宽展有限元模拟.北京科技大学学报,2011,33(2): 动的变化显著削弱板廓相似度的改变对轧件板形的 227) 影响. [10]Li C W,Wang X C,Yang Q,et al.Metal transverse flow and its influence factors of hot rolled strips.I Unis Sci Technol Beijing, (3)为满足生产现场应用,以金属横向流动影响 2013,35(2):222 因素为输入,以多组相应工况下有限元仿真结果为输 (李成伟,王晓晨,杨荃,等.热轧带钢金属横向流动及影响 出,采用多元非线性回归方法建立了轧件金属横向流 因素.北京科技大学学报,2013,35(2):222) 动快速预测模型.经验证回归模型计算结果与有限元 1] Kang Y,Jang Y,Choi Y,et al.Camber regulation in rough roll- 模型计算结果十分接近,这为热连轧轧件板形板廓的 ing process using wedge estimation of incoming bar.IS/J Int, 综合调控奠定了重要基础. 2015,55(4):851 [12]Hinton J L,Malik A S,Grandhi R V.An airy function to rapidly predict stresses in wound metal strip having asymmetric thickness 参考文献 profile.Int J Mech Sci,2011,53(10):827 [Bel'skii S M,Mukhin Y A,Mazur S I,et al.Influence of the [13]Zhou J H,Guan K Z.The Resistance to Plastic Deformation of cross section of hot-rolled steel on the flatness of cold-tolled strip Metals.Beijing:China Machine Press,1989 Stee7 ransl,2013,43(5):313 (周纪华,管克智.金属塑性变形阻力.北京:机械工业出版 [2]Li Y L,Cao J G,Yang G H,et al.ASR bending force mathemat- 社,1989) ical model for the same width strip rolling campaigns in hot oll- [14]Feng G Q.FEM Study on Metal Deformation Law of Hot Strip ing.Steel Res Int,2015,86(5)567 Rough Rolling DDissertation].Qinhuangdao:Yanshan Universi- [3]Malik A S,Hinton J L.Displacement of multiple,coupled timo- y,2003 shenko beams in discontinuous nonlinear elastic contact,with ap- (冯桂起.热轧粗轧过程金属变形规律的有限元模拟研究 plication to rolling mills.J Manuf Sci Eng,2012,134 (5): [学位论文].秦皇岛:燕山大学,2003) 051009- 05] Peng D S.The Principle of Metal Plasticity Processing.Chang- 4]He A R,Kong FF,Shao J.Novel curved roll contour technology sha:Central South University Press,2004 for profile control in hot strip mills.Ironmaking Steelmaking, (彭大暑.金属塑性加工原理.长沙:中南大学出版社, 2015,42(1):55 2004) 5]Liu H M.3D Rolling Theory and Its Application:Strip Element [6]Li Y H,Wang T,Zhang L,et al.Research on finish rolling Method for Simulation of Rolling Process.Beijing:Science Press, force model in hot strip continuous rolling.Heary Machinery, 1999 2012(5):37 (刘宏民.三维轧制理论及其应用一模拟轧制过程中的条 (李永辉,王涛,张磊,等.带钢热连轧精轧过程轧制力模 元法.北京:科学出版社,1999) 型研究.重型机械,2012(5):37)柴箫君等: 热轧金属横向流动规律及其对板形的影响 图 12 不同模型金属横向流动计算结果对比 Fig. 12 Comparison of the transverse flow value of metals calculated by different models 内的波动不会引起金属横向流动的变化以及进一步的 轧件板形变化; 金属横向流动随压下率变化,且使得压 下率增加时轧件对称板形向中浪趋势发展; 金属横向 流动随对称及非对称板廓相似度变化,且金属横向流 动的变化显著削弱板廓相似度的改变对轧件板形的 影响. ( 3) 为满足生产现场应用,以金属横向流动影响 因素为输入,以多组相应工况下有限元仿真结果为输 出,采用多元非线性回归方法建立了轧件金属横向流 动快速预测模型. 经验证回归模型计算结果与有限元 模型计算结果十分接近,这为热连轧轧件板形板廓的 综合调控奠定了重要基础. 参 考 文 献 [1] Bel'skii S M,Mukhin Y A,Mazur S I,et al. Influence of the cross section of hot-rolled steel on the flatness of cold-rolled strip. Steel Transl,2013,43( 5) : 313 [2] Li Y L,Cao J G,Yang G H,et al. ASR bending force mathemat￾ical model for the same width strip rolling campaigns in hot roll￾ing. Steel Res Int,2015,86( 5) : 567 [3] Malik A S,Hinton J L. Displacement of multiple,coupled timo￾shenko beams in discontinuous nonlinear elastic contact,with ap￾plication to rolling mills. J Manuf Sci Eng,2012,134 ( 5 ) : 051009-1 [4] He A R,Kong F F,Shao J. Novel curved roll contour technology for profile control in hot strip mills. Ironmaking Steelmaking, 2015,42( 1) : 55 [5] Liu H M. 3D Rolling Theory and Its Application: Strip Element Method for Simulation of Rolling Process. Beijing: Science Press, 1999 ( 刘宏民. 三维轧制理论及其应用———模拟轧制过程中的条 元法. 北京: 科学出版社,1999) [6] Yang L P. Research on the Strip Element Method of Three Ther￾mo—mechanical Coupling of Plate and Strip Rolling and Develop￾ment of the Simulation System[Dissertation]. Qinhuangdao: Yan￾shan University,2006 ( 杨利坡. 板带轧制三维热力耦合条元法研究及仿真系统开 发[学位论文]. 秦皇岛: 燕山大学,2006) [7] Wang X C,Liu Y L,Zhao X Q,et al. Unsymmetrical situation for analyzing the function of metal lateral displacement. Steel Roll, 2007,24( 6) : 12 ( 王晓崇,刘义伦,赵先琼,等. 非对称情况下金属出口横向 位移函数的求解. 轧钢,2007,24( 6) : 12) [8] Moazeni B,Salimi M. Investigations on relations between shape defects and thickness profile variations in thin flat rolling. Int J Adv Manuf Tech,2015,77( 5-8) : 1315 [9] Yang C Y,Li Z F,Zhang G Z,et al. FEM simulation on width spread during the multi-pass and reversing process of roughing hor￾izontal rolling for hot strip mills. J Univ Sci Technol Beijing, 2011,33( 2) : 227 ( 杨春彦,李忠富,张国柱,等. 热连轧粗轧水平辊多道次可 逆轧制宽展有限元模拟. 北京科技大学学报,2011,33( 2) : 227) [10] Li C W,Wang X C,Yang Q,et al. Metal transverse flow and its influence factors of hot rolled strips. J Univ Sci Technol Beijing, 2013,35( 2) : 222 ( 李成伟,王晓晨,杨荃,等. 热轧带钢金属横向流动及影响 因素. 北京科技大学学报,2013,35( 2) : 222) [11] Kang Y,Jang Y,Choi Y,et al. Camber regulation in rough roll￾ing process using wedge estimation of incoming bar. ISIJ Int, 2015,55( 4) : 851 [12] Hinton J L,Malik A S,Grandhi R V. An airy function to rapidly predict stresses in wound metal strip having asymmetric thickness profile. Int J Mech Sci,2011,53( 10) : 827 [13] Zhou J H,Guan K Z. The Resistance to Plastic Deformation of Metals. Beijing: China Machine Press,1989 ( 周纪华,管克智. 金属塑性变形阻力. 北京: 机械工业出版 社,1989) [14] Feng G Q. FEM Study on Metal Deformation Law of Hot Strip Rough Rolling[Dissertation]. Qinhuangdao: Yanshan Universi￾ty,2003 ( 冯桂起. 热轧粗轧过程金属变形规律的有限元模拟研究 [学位论文]. 秦皇岛: 燕山大学,2003) [15] Peng D S. The Principle of Metal Plasticity Processing. Chang￾sha: Central South University Press,2004 ( 彭大暑. 金属塑性加工原理. 长 沙: 中 南 大 学 出 版 社, 2004) [16] Li Y H,Wang T,Zhang L,et al. Research on finish rolling force model in hot strip continuous rolling. Heavy Machinery, 2012( 5) : 37 ( 李永辉,王涛,张磊,等. 带钢热连轧精轧过程轧制力模 型研究. 重型机械,2012( 5) : 37) · 5681 ·
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