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Kinematics research for a high-precise multi-gratings mosaic mechanism

  • Lihua Lu*
  • , Yingchun Liang
  • , Fuli Yu
  • , Baoku Su
  • *Corresponding author for this work
  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A novel design of high load capacity multiaxis positioning stages with accuracy in the range of nanometers is presented. For strokes of 2mm with no play and high stiffness a general design principle supporting five Cartesian degrees of freedom has been developed using a new parallel kinematic topology based on Parallelogram arrangements. The five uniform feed drives are improved dual mode mechanism with servomotor and ballscrew as macro-actuator and piezoelectric transducer (PZT) with resolution of 1.2nm as micro-actuator. The performance of the setup and its kinematic properties are described as well as resolution of the five motions and their crosstalk. The setup has been implemented with outstanding characteristics and excellent reliability for alignment of a multigrating mosaic compressor in a PW-class CPA-laser.

Original languageEnglish
Title of host publicationManagement, Manufacturing and Materials Engineering
Pages1496-1500
Number of pages5
DOIs
StatePublished - 2012
Event2011 International Conference on Management, Manufacturing and Materials Engineering, ICMMM 2011 - Zhengzhou, China
Duration: 8 Dec 201110 Dec 2011

Publication series

NameAdvanced Materials Research
Volume452-453
ISSN (Print)1022-6680

Conference

Conference2011 International Conference on Management, Manufacturing and Materials Engineering, ICMMM 2011
Country/TerritoryChina
CityZhengzhou
Period8/12/1110/12/11

Keywords

  • Kinematics
  • Multi-gratings mosaic
  • Parallel mechanism

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