开发了采用300mm方坯生产φ70～80mm规格GCr15轴承钢棒材的孔型系统.利用有限元软件MSC.Marc,建立了该生产过程的三维有限元模型.借助MSC.Marc软件的二次开发功能,将GCr15钢的微观组织演变模型与轧制过程的热力耦合有限元模型相结合,预测了该生产过程中的轧制力、轧件变形情况及轧件内部温度、应变、应变率与奥氏体晶粒尺寸的演变情况,实现了棒材实际轧制前的计算机虚拟轧制.
参考文献
| [1] | WANG Yan-wen;KANG Yong-lin .Numerical simulation of round to oval rolling process[J].Acta Mathematicae Applicatae Sinica,2000,13(02):428-433. |
| [2] | 洪慧平,康永林,冯长桃,陈溪强,韩畴.椭-圆孔型连轧大圆钢三维热力耦合弹塑性有限元分析[J].特殊钢,2002(05):5-8. |
| [3] | Shulun Liao,Liwen Zhang,Siyu Yuan,Yu Zhen,Shuqi Guo.Modeling and finite element analysis of rod and wire steel rolling process[J].北京科技大学学报（英文版）,2008(04):412-419. |
| [4] | Siyu Yuan,Liwen Zhang,Shulun Liao,Mao Li,Min Qi,Yu Zhen,Shuqi Guo.Static and dynamic finite element analysis of 304 stainless steel rod and wire hot continuous rolling process[J].北京科技大学学报(英文版),2008(03):324-329. |
| [5] | S. Y. Yuan;L. W. Zhang;S. L. Liao;G. D. Jiang;Y. S. Yu;M. Qi .Simulation of deformation and temperature in multi-pass continuous rolling by three-dimensional FEM[J].Journal of Materials Processing Technology,2009(6):2760-2766. |
| [6] | LI Xue-tong,WANG Min-ting,DU Feng-shan.Coupling Thermomechanical and Microstructural FE Analysis in Plate Rolling Process[J].钢铁研究学报（英文版）,2008(04):42-50. |
| [7] | 李学通,杜凤山,臧新良.板带粗轧过程热、力、组织耦合三维有限元模拟[J].中国机械工程,2006(01):92-95. |
| [8] | SELLARS C M;WHITEMAN J A .Recrystallization and grain growth in hot rolling[J].Metal Science Journal,1979,13:187-194. |
| [9] | Yue, CX;Zhang, LW;Liao, SL;Gao, HJ .Mathematical models for predicting the austenite grain size in hot working of GCr15 steel[J].Computational Materials Science,2009(2):462-466. |
| [10] | 岳重祥,张立文,廖舒纶,裴继斌,高惠菊,贾元伟,廉晓洁.GCr15钢奥氏体晶粒长大规律研究[J].材料热处理学报,2008(01):94-97. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%