The structures and tool grinding features were analyzed and vibration drilling experiments were done.
分析了该钻头的结构和刃磨特点，进行了振动钻削试验。
A method of ultrasonic vibration drilling is presented to the hole machining of metal matrix composites.
针对叠层复合材料的微小孔加工，提出了阶跃式多元变参数振动钻削新方法。
Vibration drilling possess the special function of reducing chatter vibration, thus achieving a good drilling effects.
振动钻削方法具有消减切削颤振的特殊功能，能够取得良好的加工效果。
A new type vibrational generator, a permanent magnet generator, used in the vibration drilling system was introduce...
介绍了一种新型的振动钻削装置——永磁振动钻削装置。
All of these provide a reference date for the applications of vibration drilling with low frequency torsional vibration.
为低频扭振型的振动切削应用于生产实践提供了参考数据。
In this paper, the author developed an ultrasonic vibration drilling system, and utilized it to do experiments on copper alloy.
本文研制一种超声轴向振动系统，并对合金铜进行试验。
Transverse excursion process of micro drill in ultrasonic longitudinal vibration drilling is analyzed by using finite element method.
利用有限元技术对微细钻头超声轴向振动钻入横向偏移过程进行深入分析。
Based on analyzing the demands of small-diameter deep-hole drill for vibration drilling, a new inner-chip removal drill was designed.
分析了小直径深孔振动钻削对钻头的要求；设计了一种新型内排屑深孔钻头；分析了该钻头的结构和刃磨特点，进行了振动钻削试验。
It is shown that vibration drilling entirely changes drill-entry mechanism of common drilling, remarkably improves drill-entry spotting accuracy.
分析结果表明，振动钻削改变了普通钻削的钻入机理，显著提高了钻入定心精度，特别适合微小孔的精密和超精密加工。
The experiments show that the ANN systems are of high precision. It also provides a new study and analysis method for the study of vibration drilling.
实验表明，ANN优化精度较高，为振动钻削研究提供了新的分析方法与途径。
Based on the basic principle of vibration drilling, its kinematics characteristics was analyzed and the cutting conditions of twist drill were studied.
基于振动钻削的基本原理，对轴向振动钻削的运动学特性和钻尖切削状况进行了分析。
The relation between amplitude and vibration drilling mechanism and the impact of amplitude upon the life of drill with vibration drilling are described.
论述了振幅与振动钻削机理之间的关系以及对振动钻削钻头寿命的影响。
This lays down a theoretical foundation for quick selection of right axial vibration drilling parameters and successful automatic machining of deep holes.
为快速选择合适的轴向振动钻削参数，实现深孔的顺利加工与自动化加工奠定了理论基础。
This lays down a theoretical foundation for quick selection of right axial vibration drilling parameters and successful automatic machining of deep holes.
针对叠层复合材料的微小孔加工 ，提出了阶跃式多元变参数振动钻削新方法 。
By applying apparatus for piezoelectric ceramic vibration drilling, the method of varying feed rates in vibration drilling is used to drill the micro-hole.
应用压电陶瓷振动台振动钻削装置，采用变进给量振动钻削法加工微小孔，并用工具显微镜对入钻定位误差和出口毛刺进行测量。
Above-mentioned analyses in this paper lay a theoretical basis for improving performance of the device and doing technologic experiments of vibration drilling.
上述分析为装置的性能改善以及微小孔振动钻削工艺实验奠定了一定的理论基础。
The results show that vibration drilling has a better ability of chip removal than common drilling. The reason is that there exists a region in the vicinity of the wal…
研究结果表明，利用轴向振动使常规钻削加工中常出现的切屑堵塞现象，可以通过有效地破坏近壁流动死区而得到控制，与常规钻削加工相比，振动钻削提高了系统的排屑能力。
According to the problems of blocked chips and hole qualities in the drilling of small caliber gun barrel, a installation of low-frequency vibration drilling is designed.
针对小口径火炮身管钻削加工时存在的切屑堵塞和内膛质量问题，设计了一套低频振动装置。
This paper introduces the developing process of an actual hydraulic vibration drilling apparatus, which is installed on a lathe tailstock to achieve the vibration drilling.
介绍了一种实用的液压振动钻孔装置。该装置安装在车床尾座上，可实现振动钻孔。
The domestic and foreign status of the research and development on vibration drilling micro-hole is summarized, and the applying prospect and the existing problems are also analyzed.
介绍了振动钻削技术的加工原理，综述了振动钻削加工微小孔的国内外研究现状，分析了振动钻削技术的应用前景及存在的问题。
The result shows that ultrasonic vibration drilling could improve the working accuracy and efficiency, and could solve the problems exited in the drilling process of small deep hole.
结果显示，该工艺方法能大幅提高小深孔的加工精度和效率，很好地解决了小深孔加工中存在的难题。
The results of contrast testing on the vibration drilling and common drilling show that the technology can effectively resolve the problem of blocked chips and improve the hole qualities.
通过振动钻削和普通钻削的对比试验，该装置能有效地解决堵屑难题，并提高身管的内膛钻削质量。
According to the property of cutting with fluctuation speed in vibration drilling, a new concept of vibration reduction by cutting with fluctuation speed in vibration drilling is presented.
根据振动钻削所具有的变速切削特性，提出了振动钻削的变速减振新概念。
The results show that vibration drilling has a better ability of chip removal than common drilling. The reason is that there exists a region in the vicinity of the wall where a chip can not b…
研究结果表明，利用轴向振动使常规钻削加工中常出现的切屑堵塞现象，可以通过有效地破坏近壁流动死区而得到控制，与常规钻削加工相比，振动钻削提高了系统的排屑能力。
During the horizontal drilling, the vibration of drilling string will easily cause the damage on the FEWD equipment and a huge economic loss.
在水平井地质导向钻井过程中，井下钻具振动易导致井下FEWD测量仪器损坏，造成巨大经济损失。
C. Vibration strike: it is used in drilling and casing with loosen sand, cobble stone and gravel layer etc.
振动击打：用于松散的砂、卵石、碎石地层的钻进及下套管等。
This paper analyzed the practical situation of drilling string lateral vibration during drilling, established mechanical model.
文章针对钻井工程中钻柱横向振动的实际情况，建立力学模型。
This paper analyzed the practical situation of drilling string lateral vibration during drilling, established mechanical model.
文章针对钻井工程中钻柱横向振动的实际情况，建立力学模型。
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