| 喷射液束电解-激光复合加工工艺试验研究 |
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| 引用本文： | 张华,徐家文,王吉明,袁立新. 喷射液束电解-激光复合加工工艺试验研究[J]. 航空学报, 2009, 30(6): 1138-1143 |
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| 作者姓名： | 张华 徐家文 王吉明 袁立新 |
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| 作者单位： | 南京航空航天大学江苏省精密与微细制造技术重点实验室,江苏南京,210016;南京航空航天大学理学院,江苏南京,210016 |
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| 基金项目： | 国家自然科学基金(50675103);;航空科学基金(20080352008);;南京航空航天大学博士学位论文创新与创优基金(BCXJ06-12) |
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| 摘 要： | 喷射液束电解 激光复合加工是一项新探索的加工技术,其特点是既发挥激光加工的高效率,又借助喷射电液束的冷却、冲刷、电解作用而实现在线去除再铸层。基于该加工原理的分析,在对激光电解液中衰减特性研究的基础上,研制了试验系统并对不锈钢片进行了打孔工艺试验。试验结果表明,应用液压1.5 MPa、浓度18%的NaNO3电解液的喷射液束电解-激光复合加工可实现再铸层减少90%以上。通过对打孔形貌的对比以及加工工艺规律的初步分析,揭示了喷射液束电解-激光复合加工以激光加工为主,电解加工辅助去除再铸层的加工原理,证实了该复合加工工艺的可行性,可望在航空航天领域得到广泛工程应用。
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| 关 键 词： | 激光加工 喷射液束电解 复合加工 再铸层 激光衰减 |
| 收稿时间： | 2008-04-11 |
| 修稿时间： | 2008-06-16 |
Experimental Study of Hybrid Processing of Jet Electrochemical Machining and Laser Beam Machining |
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| Zhang Hua,Xu Jiawen,Wang Jiming,Yuan Lixin. Experimental Study of Hybrid Processing of Jet Electrochemical Machining and Laser Beam Machining[J]. Acta Aeronautica et Astronautica Sinica, 2009, 30(6): 1138-1143 |
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| Authors: | Zhang Hua Xu Jiawen Wang Jiming Yuan Lixin |
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| Affiliation: | 1. Jiangsu Key Laboratory of Precision and Micro-manufacturing Technology, Nanjing University of Aeronautics and Astronautics 2. College of Science, Nanjing University of Aeronautics and Astronautics |
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| Abstract: | The hybrid processing of jet electrochemical machining and laser beam machining (JECM-LBM) is a new process technology which possesses both the advantages of high efficiency of laser machining and the removing of recast layers on-line by means of the auxiliary effects of cooling,scoring,and electrolysis of electro-jet.Based on the analysis of the principle for JECM-LBM,a special experimental system is designed and built by making use of the properties of laser attenuation in an electrolyte,and drilling expe... |
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| Keywords: | laser beam machining jet electrochemical machining hybrid process recast layer laser attenuation |
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