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하중을 받는 대형 로터리 테이블의 변위 모델링

Modeling of Displacements in a Large-Size Rotary Table Subjected to Loads

Journal of the Korean Society for Precision Engineering 2018;35(4):443-450.
Published online: April 1, 2018

1 금오공과대학교 기계시스템공학과

2 ㈜기흥기계 기술개발연구소

1 Department of mechanical System Engineering, Kumoh National Institute of Technology

2 R&D Center, Kihueng Machinery Co., Ltd.

#E-mail: swhong@kumoh.ac.kr, TEL: +82-54-478-7344
• Received: September 2, 2017   • Revised: January 24, 2018   • Accepted: January 29, 2018

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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  • Absolute Inductive Angular Displacement Sensor for Position Detection of YRT Turntable Bearing
    Yangyang Wang, Yi Qin, Xihou Chen, Qifu Tang, Tianheng Zhang, Liang Wu
    IEEE Transactions on Industrial Electronics.2022; 69(10): 10644.     CrossRef
  • Study on the Guide Rail Deformation in Linear Roller Bearings Subjected to External Loading
    Jun-Ho Heo, Sun-Woong Kwon, Seong-Wook Hong
    Journal of the Korean Society for Precision Engineering.2019; 36(1): 79.     CrossRef

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Modeling of Displacements in a Large-Size Rotary Table Subjected to Loads
J. Korean Soc. Precis. Eng.. 2018;35(4):443-450.   Published online April 1, 2018
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Modeling of Displacements in a Large-Size Rotary Table Subjected to Loads
Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Schematic diagram of the rotary table system
Fig. 2 Global coordinate system for T-CRB with loading and displacements
Fig. 3 Roller free body diagram for T-CRB
Fig. 4 Local coordinates system for T-CRB
Fig. 5 Contact load modeling using slicing technique
Fig. 6 Double row CRB model with loading and displacement
Fig. 7 D-CRB cross-section at a particular roller
Fig. 8 Roller free body diagram for D-CRB
Fig. 9 System configuration and loading condition
Fig. 10 Calculation algorithm to determine the angular displacement of rotary table
Fig. 11 Experimental setup and loading
Fig. 12 Axial displacement of rotary table subjected to vertical load at the center
Fig. 13 Axial and angular displacements of rotary table subjected to eccentric vertical load
Fig. 14 FE model and loading conditions for rotary table: (a) FE model, (b) load condition
Fig. 15 Axial displacement when eccentric load is applied deformation of lower table (b) deformation of shaft
Fig. 16 Comparison of vertical deflections of rotary table when eccentric load is applied (experiment and simulations with and without shaft deformation)
Fig. 17 Displacements due to cutting force
Fig. 18 Variation of deflections due to the workpiece mass for three different masses of rotary table
Modeling of Displacements in a Large-Size Rotary Table Subjected to Loads