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- Vibrating drilling process has widely been used in the industrial production. 振动钻削方法已在工业生产中获得应用。
- In this paper,a new dynamic driving power for vibrating drill press with piezoelectric actuator,which is composed of D/A card,magnified electrocircuit,and high voltage DC circuit. 介绍一种高压可调大功率动态驱动电源的设计,它用于高速微小孔振动钻床振动装置的压电陶瓷激振器,可以实现压电陶瓷的可控振动,其主要由D/A控制卡、放大电路、高压直流电源电路等几部分组成。
- 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。
- The resonance of sonic wave vibration is the key technology in the ultrasonic vibration drilling. 超声振动钻削中声振系统的共振是实现超声振动钻削的关键技术问题。
- The experiments show that the ANN systems are of high precision.It also provid es 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 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。
- A new scheme which is baed on variable parameter vibration drilling for different hole part and a variable parameter vibration drilling system is built up. 首次提出在每个孔加工的不同区段采用不同参数的变参数振动钻削的新思路，并建立了变参数振动钻削系统。
- The differentiae between the different horns are analyzed with examples, and the compound horn is commended to be used when designing the ultrasonic vibration drilling system. 用实例分析了几种变幅杆的不同点,并指出设计超声振动钻削声学系统时推荐采用复合变幅杆。
- By applying apparatus for piezoelectric ceramic vibration drilling, the me thod of varying feed rates in vibration drilling is used to drill the micro-hol e . 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。
- WANG Li-jiang, ZHANG De-yuan, ZHANG Ming.A study on improving accuracy of drilling microvoid by vibration drilling[J].Chinese Journal of Mechanical Engineering, 1992,28(1):31-35. [2]王立江;张德远;张明.;振动钻削微小孔提高加工精度的研究[J]
- 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。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- 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 workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- A vibrating membrane in the ear helps to convey sounds to the brain. 耳膜的振动帮助声音传送到大脑。
