| TA11钛合金叶片预锻过程三维热力耦合数值模拟 |
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| 引用本文： | 王芳,闵慧娜,齐广霞. TA11钛合金叶片预锻过程三维热力耦合数值模拟[J]. 锻压技术, 2010, 35(5). DOI: 10.3969/j.issn.1000-3940.2010.05.039 |
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| 作者姓名： | 王芳 闵慧娜 齐广霞 |
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| 作者单位： | 沈阳理工大学,材料科学与工程学院,辽宁,沈阳,110168;中航工业沈阳黎明航空发动机(集团)有限责任公司,辽宁,沈阳,110043 |
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| 摘 要： | 运用大型工程软件UG作为几何建模工具,设计并创建了预锻模具。针对不同的预成形毛坯,分析其形状、尺寸对成形效果的影响;讨论了成形过程中的充不满问题,为获得合格的叶片精锻件提供了合理的毛坯形状。采用有限元分析模拟软件Deform对叶片预锻成形工艺过程进行了热力耦合数值模拟研究。研究表明:随着摩擦系数的增大,材料流动性越差,塑性变形抗力加大,且摩擦热增加,温度的最高值升高,所以选用较小的摩擦系数0.1时更合理。通过将模拟结果和实际应用结果进行对比分析,得出模拟过程与实际生产过程相一致,从而说明模拟结果具有一定的合理性和实用性。
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| 关 键 词： | 叶片精锻成形 UG建模 三维有限元模拟 |
3D thermal couple numerical simulation on precision forging process of TA11 alloy blade |
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| WANG Fang,MIN Hui-na,QI Guang-xia. 3D thermal couple numerical simulation on precision forging process of TA11 alloy blade[J]. Forging & Stamping Technology, 2010, 35(5). DOI: 10.3969/j.issn.1000-3940.2010.05.039 |
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| Authors: | WANG Fang MIN Hui-na QI Guang-xia |
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| Affiliation: | WANG Fang1,MIN Hui-na1,QI Guang-xia2(1.College of Materials Science and Engineering,Shenyang Ligong University,Shenyang 110168,China,2.Shenyang Liming Aero-Engine Group corporation,Shenyang 110043,China) |
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| Abstract: | Large-scale engineering software UG was regarded as geometric modeling tool to create the performing die.The effects of shape and size on forming results were analyzed aimed at different performed workpieces;the problem of necking down was discussed also.According to the results of 3D FEM numerical simulation,it can get the best shape and size of perform ingot.Using the finite element technique software Deform,3D thermo-mechanical coupled numerical simulation of the blade forming process was carried out.The... |
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| Keywords: | forming of blade UG modeling 3D FEM simulation |
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