CAJ | 학술논문

针对精密外圆切入磨削加工时磨削效率问题进行研究。建立了磨削进给量与磨削时间的关系方程，进而得到磨削深度与时间的关系方程；建立了声发射信号的磨削理论模型，在线识别砂轮运动去除状态，通过加工试验分析磨削时间对磨削表面粗糙度和加工精度的影响；结合试验得到的声发射均方根信号进行曲线拟合，编写磨削时间在线分析软件，减少无效的磨削时间，提高磨削效率。试验结果表明：该方法能够在满足加工工艺的前提下，提高精密磨削切入磨的效率。
침대정밀외원절입마삭가공시마삭효솔문제진행연구。건립료마삭진급량여마삭시간적관계방정，진이득도마삭심도여시간적관계방정；건립료성발사신호적마삭이론모형，재선식별사륜운동거제상태，통과가공시험분석마삭시간대마삭표면조조도화가공정도적영향；결합시험득도적성발사균방근신호진행곡선의합，편사마삭시간재선분석연건，감소무효적마삭시간，제고마삭효솔。시험결과표명：해방법능구재만족가공공예적전제하，제고정밀마삭절입마적효솔。
The problems of precision cylindrical grinding efficiency optimization are researched .The relationship equation between the grinding feed and grinding time is established ,then the relation equation of the grinding depth and the grinding time is obtained .The relationship between the grinding system and acoustic emission (AE) signal is presented ,and the kinematics of the grinding wheel is analyzed by the on-line AE signal ,the experiments are performed to analyze the relationship of grinding time and surface roughness . In addition ,the estimation software is developed to reduce invalid grinding time and improve the grinding efficiency .The experiment results indicate that this method can be used to improve the grinding efficiency and ensure the grinding precision .