Optics and Precision Engineering, Volume. 32, Issue 1, 62(2024)

Two-DOF piezoelectric stick-slip positioning platform with large strokes and no coupling

Tong WU1, Yiling YANG1、*, Gaohua WU1, Yuguo CUI1, and Yanding WEI2
Author Affiliations
  • 1Part Rolling Key Laboratory of Zhejiang Province, Faculty of Mechanical Engineering and Mechanics, Ningbo University, Ningbo352, China
  • 2Key Laboratory of Advanced Manufacturing Technology of Zhejiang Province, School of Mechanical Engineering, Zhejiang University, Hangzhou31007, China
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    Figures & Tables(17)
    Comparison of different amplifiers
    Two-dimensional compliant driving mechanism
    Stick-slip positioning stage
    Key parameters of driving mechanism
    Stick-slip motion principle
    Finite element model of driving mechanism
    Output displacement
    First four modes of stick-slip positioning platform
    Experimental setup of stick-slip positioning platform
    Output displacement
    Stick-slip displacement
    Motion velocity with different driving frequencies
    Relationship between step displacement and vertical load
    Displacement resolution for scanning driving mode
    Displacement resolution for stepping driving mode
    • Table 1. Key structural parameters of driving mechanism

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      Table 1. Key structural parameters of driving mechanism

      SymbolValueSymbolValue
      lAB/ mm5.2lQR/ mm12.7
      lBC/ mm2.3t1/ mm0.3
      lBD/ mm12.0t2/ mm0.5
      lEF/ mm12.7t3/ mm0.3
      lGH/ mm2.4t4/ mm0.3
      lIJ/ mm6.4t5/ mm0.3
      lKL / mm6.1t6/ mm0.2
      lMN/ mm6.1r/ mm0.6
      lOP/ mm7.9α/°4.8
    • Table 2. Displacement amplification ratio and natural frequency

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      Table 2. Displacement amplification ratio and natural frequency

      MethodRxRykin
      Model5.25.230.4
      FEA5.75.526.6
      Error/%8.85.514.3
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    Tong WU, Yiling YANG, Gaohua WU, Yuguo CUI, Yanding WEI. Two-DOF piezoelectric stick-slip positioning platform with large strokes and no coupling[J]. Optics and Precision Engineering, 2024, 32(1): 62

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    Paper Information

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    Received: Mar. 29, 2023

    Accepted: --

    Published Online: Jan. 23, 2024

    The Author Email: Yiling YANG (yangyiling@nbu.edu.cn)

    DOI:10.37188/OPE.20243201.0062

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