• Title/Summary/Keyword: 혼 설계

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Design of Ultrasonic Vibration Tool Horn for Micromachining Using FEM (유한요소법을 이용한 초음파 진동 공구혼 설계에 관한 연구)

  • Lee, Bong-Gu;Kim, Kwang-Lae;Kim, Kang-Eun
    • Transactions of the Korean Society of Machine Tool Engineers
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    • v.17 no.6
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    • pp.63-70
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    • 2008
  • Conical horn is used in many high frequency ultrasonic horns, to achieve a longitudinal vibration mode across a wide ultrasonic tool horn output surface. Modal analysis is method for designing tuned ultrasonic tool horn and for the prediction natural frequency of ultrasonic tool horn vibration mode. The design of ultrasonic horn is based on prototype estimate obtained by FEM analysis. The FEM simulated ultrasonic tool horn is built and characterized experimentally through laser vibrometer and electrical impedance analysis. In this paper, FEM analysis is developed to predict the natural frequency of ultrasonic tool horn and use of in the optimal design of ultrasonic horn shape.