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가상공작기계를 이용한 공정진단 및 가공 프로그램 최적화

Process Monitoring and Part Program Optimization Using Virtual Machine Tools

Journal of the Korean Society for Precision Engineering 2022;39(12):879-884.
Published online: December 1, 2022

1 한국기계연구원 초정밀장비연구실

1 Department of Ultra-Precision Machines and Systems, Korea Institute of Machinery & Materials

#E-mail: changjukim@kimm.re.kr, TEL: +82-42-868-7534
• Received: October 4, 2022   • Revised: October 23, 2022   • Accepted: October 26, 2022

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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  • A Review of Intelligent Machining Process in CNC Machine Tool Systems
    Joo Sung Yoon, Il-ha Park, Dong Yoon Lee
    International Journal of Precision Engineering and Manufacturing.2025; 26(9): 2243.     CrossRef

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Process Monitoring and Part Program Optimization Using Virtual Machine Tools
J. Korean Soc. Precis. Eng.. 2022;39(12):879-884.   Published online December 1, 2022
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J. Korean Soc. Precis. Eng.. 2022;39(12):879-884.   Published online December 1, 2022
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Process Monitoring and Part Program Optimization Using Virtual Machine Tools
Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Overall system configuration of the virtual machine tool
Fig. 2 Cutting process monitoring based on real-time cutting simulation
Fig. 3 Workpiece and cutting tool status monitoring
Fig. 4 Machine status monitoring and NC control parameter optimization
Fig. 5 NC program verification and optimization
Fig. 6 Experimental setup for evaluating the virtual machine tool
Fig. 7 CNC data acquisition and cutting simulation during cutting a metal case
Fig. 8 Chatter detection during side-milling of an octagonal shaped workpiece
Fig. 9 Evaluation of machining error and NC synchronization time
Fig. 10 Cutting simulation time per each CNC data acquisition
Fig. 11 Virtual machining for optimizing a part program
Fig. 12 Comparison of original and optimized part programs
Process Monitoring and Part Program Optimization Using Virtual Machine Tools

Evaluation of machining error prediction accuracy

Part program optimization results

Original Opt1 Opt2
Target chip thick [μm] - 42 50
Cycle time [sec.] 382 358 318
Cycle time change [%] 0 -7 -20
Table 1 Evaluation of machining error prediction accuracy
Table 2 Part program optimization results