精密定位

• In this system micro - vision system is used to check the orthogonality of the joints , the radial error is adjusted by the precision motor and force sensor , and axial centering is changed by the piezoelectric ceramic
  采用视觉系统对装配中接头的正交性偏差进行检测;利用精密定位和力传感技术对装配径向偏差进行调整;通过压电陶瓷驱动实现接头轴向对中。
• This paper has designed a self - locating system based on computer vision , which is using image processing method to realize the micro parts " high accuracy locating . the main work of the dissertation include : 1
  本文设计了一种微小零件自主定位系统，该系统采用计算机视频技术和图像处理技术，借助单片机、步进电机和高精度丝杠等设备，完成对微小零件的精密定位。
• In order to satisfy the demands of the main pylon measure benchmark stakingout and the cable anchor - pipe positioning for cable - stayed bridge , a new georobot relative datum 3d polar coordinate method is presented
  摘要结合斜拉桥索塔基准放样及斜拉索预埋钢管的精密定位的需要，提出了一种新的基于测量机器人的三维相对基准放样方法，并成功用于灌河特大桥斜拉桥主桥的施工放样。
• A principled sample machine of maglev positioning stage is manufactured . on different status , comparing tests are carried out for linear positioning motion of the sample . the result shows that the positioning precision when the sample is on maglev status
  结果表明，磁悬浮状态下的定位精度要高于摩擦状态下的定位精度，中国科学院博士学位论文:微电子制芯领域中磁悬浮精密定位平台的研究磁悬浮结乍j有利于提高平台的定位精度。
• This paper unite surveys works in dong gua shan mines construction under 1 km place researching four key technology in mine s survey , they are construction survey technology in km deep mine , km deep mine s connected survey technology , km deep level survey technology of longer distances link up in many heads opening and basic control survey technology , km mine s extension when the production must go on accurate fixed position survey technology , and all obtained success
  本文结合在千米以下冬瓜山铜矿建设时期的测量工作，研究了深部矿山测量四个方面的关键技术，即千米深井施工测量技术、千米深井联系测量技术、千米深井中段多头开拓长距离贯通和基本控制测量技术、千米深井不停产延深精密定位测量技术，并取得了成功的效果。
• In this paper , the development trend of micro - electronics equipment , the progress situation of precision work stage for laser photolithography equipment and the research and evolution of magnetic levitation technology in china and other countries are discussed generally . the main function , the demand of technical index and key technology of laser photolithography work stage are introduced simply . the magnetic levitation technology and the work principle of linear motor are stated , and the design and analysis method of mechatronics cad / cae for magnetic levitation precision stage is presented
  本文综述了微电子制造设备发展趋势及其精密工作台如光刻机工作台的国内外发展现状及磁悬浮技术研究进展，简要介绍了光刻机工作台主要功能、技术指标要求、组成及关键技术，概述了磁悬浮技术及直线电机驱动的工作原理，着重研究用机电一体化cad cae集成技术设计、分析磁悬浮精密定位工作台的方法，阐明了应用cad cae技术研制磁悬浮精密定位工作台的现实意义。
• The dissertation derives from the project “ piezoelectric platform for precision positioning using charge - feedback and nonlinear control method ” supported by national natural science foundation of china ( authorized no . 10376043 ) . the principle on the displacement amplifying of the cymbal piezoelectric actuator and the designing of the precision positioning instrument of the cymbal piezoelectric actuator has been introduced in this paper
  本课题来源于国家自然科学资助基金项目“电荷反馈式压电陶瓷精密定位机构及非线性控制技术” (项目批准号: 10376043 ) 。本文研究了cymbal型压电作动器的位移放大机理,设计了基于cymbal型压电作动器的微进给机构。
• Abstract : the feature of positioning and compensating system based on piezodriven two - dimension micro displacement worktable was introduced in this paper firstly , then the performance of precision worktable was analyzed , the experimental results were given , finally the application of system in ultraprecision positioning and compensating was studied
  文摘:本文首先介绍了压电驱动二维微动工作台定位补偿系统的结构特点,然后对微动工作台的性能进行了分析,给出了性能实测结果,最后研究了系统在超精密定位补偿方面的应用。
• The subject combine the theory with practice , the hardware structure and software programming are adjusted by the real reaction on time . the success of micro - assembly system development provide a way of micro - device precision orientation and assembly , the function of debugging and control by internet increase the possibility under different environment . the micro - assembly system achieve the precision orientation and simple assembly perfectly , it provides possibility of continuous research
  随着微装配系统的研制成功,它提供了一条通过视觉反馈,在大位移电动平台中实现微器件的精密定位和装配的通道,而且通过集成的远程调试技术,使得足不出户就可以远程调试微装配系统,为微装配系统在不同环境下的应用提供了更大的可能性。