面向发动机叶片检测的四轴运动平台设计与实现
雍雨晨1,华泽锋2,潘孟春2,陈棣湘2,刘丽辉2
(1.东北农业大学 工程学院,黑龙江 哈尔滨 150000;2.国防科技大学 智能科学学院,湖南 长沙 410073)
摘要:飞机发动机上的叶片数量众多且属于高速旋转件,所受载荷复杂、使用环境恶劣,容易产生裂纹。为实现对发动机叶片复杂表面缺陷的检测,同时减少控制复杂度,本文设计一种面向发动机叶片检测的四轴运动平台。该系统由四轴机械结构、驱动系统和控制系统组成,在柔性电磁传感器和上位机软件的a检测,检测裂纹长度的绝对误差小于0.02 mm。
关键词:四轴运动平台;发动机叶片;裂纹检测;驱动系统;控制系统
中图分类号:V232.4 文献标志码:A doi:10.3969/j.issn.1006-0316.2022.12.010
文章编号:1006-0316 (2022) 12-0061-06
Design and Implementation of Four-Axis Motion Platform for Engine Blade Detection
YONG Yuchen1,HUA Zefeng2,PAN Mengchun2,CHEN Dixiang2,LIU Lihui2
( 1.College of Engineering, Northeast Agricultural University, Harbin 150000, China; 2.College of Intelligence Sicence, National University of Defense Technology, Changsha 410073, China )
Abstract:There are many blades on the engine and they are high-speed rotating parts. Due to the complex load and harsh operating environment, the blades are prone to cracks. In order to detect the complex surface defects of engine blades and reduce the control complexity, a four-axis motion platform for engine blade detection is designed. The platform consists of a four-axis mechanical structure, a drive system and a control system. With the support of flexible electromagnetic sensors and upper computer software, the platform equipped can realize the automatic scanning and imaging detection of the blades. The test results show that the platform can complete the automatic detection of complex surface cracks of engine blades, and the absolute error of crack length detection is less than 0.02 mm.
Key words:four-axis motion platform;engine blade;crack detection;drive system;control system
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收稿日期:2022-02-22
作者简介:雍雨晨(2001-),女,湖南长沙人,主要研究方向为机械设计制造及其自动化,E-mail:2339000682@qq.com;潘孟春(1963-),男,湖南汨罗人,博士研究生,教授,主要从事智能传感与探测研究工作。
 

 

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