Modelling and parameter optimization of flexible polishing force for abrasive cloth wheel

被引:0
|
作者
Huai W. [1 ]
Tang H. [1 ]
Shi Y. [1 ]
Lin X. [1 ]
机构
[1] The Key Laboratory of Contemporary Design and Integrated Manufacturing Technology, Ministry of Education, Northwestern Polytechnical University, Xi'an
关键词
Abrasive cloth wheel; Blades; Modelling; Parameters optimization; Polishing force;
D O I
10.7527/S1000-6893.2016.0009
中图分类号
学科分类号
摘要
Abrasive cloth wheel with large flexibility can realize micro-surface contact and adaptive polishing to improve the surface integrity and mechanical properties of the aero-engine blade. Because the polishing force is the key parameter influencing the integrity of polishing surface, influence parameters for polishing force of abrasive cloth wheel are determined and its influence regularities are analyzed by single-factor experiment. The compression size and the rotation speed of abrasive cloth wheel are determined as the main influence parameters for the polishing force by the orthogonal experiment and range analysis. Prediction model of the polishing force is obtained by using binary quadratic regression orthogonal experiment. The variation trend of the polishing force prediction error is analyzed by using the model, and the stability domain of the main influence parameters is determined at different rotation speeds. The results of blisk polishing experiment show that the ideal polishing results of surface roughness less than 0.4 μm and polishing efficiency higher by 20% than manual polishing can be achieved by reasonable control of the polishing force. © 2016, Press of Chinese Journal of Aeronautics. All right reserved.
引用
收藏
页码:3535 / 3545
页数:10
相关论文
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