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integrated impeller
    CAD/CAM Software Development for NC Machining Integrated Impeller
    整体叶轮数控加工CAD/CAM软件开发
    Study on CAD/CAM Software Technology for NC Machining Sculptured Surface Integrated Impeller
    复杂曲面整体叶轮CAD/CAM技术研究
    After simulating the machining toolpath, an integrated impeller is machined by 5-axis machining center VMC-1100 which equipped with HNC-22M.
    经过仿真验证加工轨迹的合理性,最后使用配有HNC-22M数控系统的五轴加工中心VMC-1100成功加工了整体叶轮
    Abrasive Flow Machining-the Most Optimal Selection for Blade Profile Polishing of Integrated Impeller
    整体叶轮叶片型面抛光的最佳选择──磨粒流加工
    Studies on the Algorithm for Five_Axis NC Programming of Integrated Impeller with Ruled Blade Profile
    直纹面叶型整体叶轮五坐标数控编程算法研究
    Algorithm for NC cutter path generation during cylindrical milling integrated impeller
    整体叶轮侧铣数控加工刀位轨迹生成新方法
    Investigation and Analysis on Machining Method for the Channels of Integrated Impeller With Annular Corona
    带冠整体叶轮通道加工方法的分析和探索
    The Technique of 5-axis NC Machining the Integrated Impeller with Feature-oriented
    面向特征的整体叶轮五轴数控加工技术
    The Study on the HSC Technology Optimization of Integrated Impeller
    整体叶轮的五轴高速铣削加工工艺优化
    In this paper the NC-ECCEM of an integrated impeller was taken as example to study the application of machining simulation technology in NC-ECCEM process, to reduce the time of preparation, lower the cost and promote its applicability, and to bring the NC-ECCEM to adapt to the development of advanced manufacturing technology better, to exert the advantages of NC-ECCEM better.
    本文以某型整体叶轮数控展成电解加工为例,研究将加工仿真技术应用于数控展成电解加工,以缩短生产准备时间、降低成本,提高数控展成电解加工的适用性,使其更加适应先进制造技术的发展,更好地发挥其特有的优点。
    Synthetically considering the characteristic of integrated impeller and the feature of HSC, a series of choices on cutting tools and cutting parameters are given in this paper. During the whole manufacturing procedure the cause of deformation and cutting force are analyzed.
    本文针对整体叶轮的特点,结合高速切削技术和多轴数控加工技术,总结出适合整体叶轮高速铣削所需要的刀具类型和切削用量的范围,并对加工过程中引起整体叶轮零件加工变形及切削力问题进行分析和研究,制定初步的数控加工工艺方案。
    The paper introduces the geometric structure and machining method of the impeller and the algorithm for generating the 5_axis NC machining tool_path, with taking the integrated impeller of ruled blade profile as an example.
    以较为典型的直纹面叶型整体叶轮为例,介绍了整体叶轮的几何构造、加工工艺方案和五坐标数控加工刀具轨迹的生成算法。
    To improve the milling efficiency and the quality of integrated impeller of TC6 titanium alloy in aeroengine, the orthonormal experiment was carried out The effects of geometry parameters of ball nose end milling on the surface hardness of machined part and flank ware ( VB ) of tools were studied and analyzed The result shows that principals of the rational geometry parameters between the 3D freeform surface and the plane are different The milling technique for TC6 integrated impeller was pressented based on the experiment.
    为提高 TC6钛合金航空发动机整体叶轮零件曲面数控铣削效率与加工质量 ,采用正交实验方法 ,研究并分析了球头立铣刀几何参数对零件切削表面硬化层及其后刀面磨损的影响 ,发现三维曲面铣削时刀具合理几何参数的取值趋向与平面铣削刀具不同的现象 ,并依此提出了切实可行的 TC6航空发动机整体叶轮零件数控铣削工艺
    CAD/CAM software for NC maching integrated impeller is developed based on engineering software's requirement and characteristics of its structure. The key problem of algorithm for generating no\|interference tool path is also discussed.
    根据软件工程的要求及整体叶轮的结构特点 ,开发了整体叶轮数控加工CAD/CAM软件 ,并对开发过程中的关键问题 :无干涉刀位轨迹生成算法进行了讨论。
    A new flank milling method is proposed to improve the quality and efficiency of non-developed ruled surface integrated impeller.
    为提高发动机叶轮的加工效率和加工质量,给出了一种新的利用球头铣刀侧刃线接触加工非可展直纹面整体叶轮的刀位轨迹计算方法。
    CAD/CAM software for NC machining integrated impeller is developed based on characteristics of its structure and engineering software's requirement.
    根据整体叶轮的结构特点和工艺要求,提出了复杂曲面整体叶轮CAD/CAM系统的结构,探讨了各模块的主要功能。
    In this paper, a discussion of the development trend of integrated impeller applied to modern engine and its manufacturing difficulties is described.
    讨论了整体叶轮应用于现代发动机的发展趋势及其制造难点。
    On the basis of the analysis of existing manufacturing methods, a kind of new method that is the combination of ECM and EDM suited for machining blade profile of integrated impeller with annular corona is presented.
    在分析现有加工工艺的基础上,提出了适用于带冠整体叶轮叶片型面的新型加工方法——电解加工与电火花加工的组合工艺。
    The characteristic of the integrated impeller blade structure and its failure mode is presented. A method for integrated impeller blade resonance reliability analysis based on forced vibration magnifying factor model combined with sensitivity analysis of natural frequency is proposed. Fatal resonance and forced vibration can be avoided by controlling the magnifying factor of forced vibration,and by controlling the natural frequency which is affected by the thickness of the integrated impeller blade.
    述及了整体离心叶轮的结构及其故障模式特点,在强迫振动放大系数模型的基础上提出了离心叶轮叶片的振动可靠性分析方法,结合固有频率灵敏度分析的叶片共振相干分析,通过厚度控制来调整整体叶轮叶片的固有频率,控制强迫振动放大系数使之避开危险性共振或强迫振动,给出了一实际算例,算例及试车试验表明本文方法是有效的。
 

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