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工程力学  2013 

高强度钢板热成形温度场数值模拟分析

DOI: 10.6052/j.issn.1000-4750.2011.06.0369, PP. 419-424

Keywords: 高强度钢板,热成形,热传导,温度壳单元,温度场,数值模拟

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Abstract:

高强度钢板热成形过程中,板料和模具于接触表面具有强烈的热传导现象。温度的不断变化将直接影响热成形钢板的最终成形性能和水冷模具的寿命。基于此,该文建立了板料与水冷模具间相互耦合的接触表面热传导模型,并运用传热学和一般壳体温度场有限元分析理论,构建了计算热成形过程板料和模具接触的温度分布场。通过U形件热成形数值模拟与实验结果的一致性对比,验证了建立的热传导模型的有效性。

References

[1]  Ma Ning, Hu Ping, Guo Wei, et al. Feasible methods applied to the design and manufacturing process of hot forming [C]. Golden, USA: IDDRG2009 Proceeding, 2009: 835―843.
[2]  林建平, 王立影, 田浩彬, 等. 超高强度板料热冲压成形研究与进展[J]. 热加工工艺, 2008, 37(21): 140―144.
[3]  Lin Jianping, Wang Liying, Tian Haobin, et al. Research and progress of hot stamping of ultrahigh strength steel [J]. Hot Working Technology, 2008, 37(21): 140―144. (in Chinese)
[4]  马宁, 胡平, 闫康康. 高强度硼钢热成形技术研究及其应用[J]. 机械工程学报, 2010, 46(14): 68―72.
[5]  Ma Ning, Hu Ping, Yan Kangkang. Research on boron steel for hot forming and its application [J]. Chinese Journal of Mechanical Engineering, 2010, 46(14): 68―72. (in Chinese)
[6]  Hein P. A global approach of the finite element simulation of hot stamping [J]. Advanced Materials Research, 2005, 6/7/8: 763―770.
[7]  Neugebauer R, Altan T, Geiger M, Kleiner M. Sheet metal forming at elevated temperatures [J]. Annals of the CIRP, 2006, 55(2): 793―816.
[8]  Merklein M, Lechler J. Investigation of the thermo-mechanical properties of hot stamping steels [J]. Journal of Materials Processing Technology, 2006, 177: 452―455.
[9]  徐勇. 超高强度可淬火板料热成形工艺数值模拟研究[D]. 长春: 吉林大学, 2010.
[10]  Xu Yong. Reserarch on numerical simulatin of hot stamping process of quenchable ultra high strength steel [D]. Changchun: Jilin University, 2010. (in Chinese)
[11]  Naderi M, Uthaisangsuk V, Prahl U, et al. A numerical and experimental investigation into hot stamping of boron alloyed heat treated steels [J]. Steel Research International, 2008, 79(2): 77―84.
[12]  Turetta A, Bruschi S, Ghiotti A. Investigation of 22MnB5 formability in hot stamping operations [J]. Journal of Materials Processing Technology, 2006, 177: 396―400.
[13]  Xu Zuyao, Zhang Hongbing, Luo Shoufu. On thermodynamic calculation of Ms and on driving force martensitic transformation in Fe-C [J]. Acta Metallurgica, 1984, 32(3): 343―348.
[14]  刘庄, 吴肇基, 吴景之, 等. 热处理过程的数值模拟[M]. 北京: 科学出版社, 1996: 5―10.
[15]  Liu Zhuang, Wu Zhaoji, Wu Jingzhi, et al. Numerical simulation of heat treatment process [M]. Beijing: Science Press, 1996: 5―10. (in Chinese)
[16]  Bergman G, Oldenburg M. A finite element model for thermo mechanical analysis of sheet metal forming [J]. International Journal for Numerical Methods in Engineering, 2004(59): 1167―1186.
[17]  王勖成, 唐永进. 一般壳体温度场的有限元分析[J]. 清华大学学报, 1989, 29(5): 103―112.
[18]  Wang Xucheng, Tang Yongjin. Finite element analysis of temperature field in general sheels [J]. Jorunal of Tsinghua University, 1989, 29(5): 103―112. (in Chinese)
[19]  Hoffmann H, So H, Steinbeiss H. Design of hot stamping tools with cooling system [J]. Annals of the CIRP, 2007, 56(1): 269―272.

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