航发钛合金叶片数控砂带磨削表面完整性分析-surface integrity analysis of titanium alloy blade cnc abrasive belt grinding in aerospace.docx

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航发钛合金叶片数控砂带磨削表面完整性分析-surface integrity analysis of titanium alloy blade cnc abrasive belt grinding in aerospace.docx

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航发钛合金叶片数控砂带磨削表面完整性分析-surface integrity analysis of titanium alloy blade cnc abrasive belt grinding in aerospace

grinding test; Based on the contents of the surface integrity analysis, make the research program of the abrasive belt grinding of the blade surface integrity research.(4) Carry out CNC abrasive belt grinding process test of aero-engine blade. In view of the important evaluation index of surface integrity, including surface morphology, surface roughness, micro-hardness, microstructure, and residual stress, analyze the influence of the belt speed, grinding pressure, abrasive belt type and particle size on each index.Keywords: aero-engine blades; abrasive belt grinding; surface integrity; material removal; surface roughness目录中文摘要..........................................................................................................................................I英文摘要........................................................................................................................................ II1 绪论......................................................................................................................................... 11.1 课题研究背景及研究意义 ................................................................................................... 11.2 国内外研究现状 ................................................................................................................... 21.2.1 航发叶片数控砂带磨削研究现状和发展趋势......................................................... 21.2.2 钛合金砂带磨削表面完整性研究 ............................................................................ 61.3 课题来源及主要研究内容 ................................................................................................... 81.3.1 课题来源 .................................................................................................................... 81.3.2 本文主要研究内容 .................................................................................................... 82 航发叶片砂带磨削可磨性分析及表面完整性概述......................................... 92.1 砂带磨削技术简介 ......................................................