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탄소섬유복합재 가공용 CRD-워터젯 복합가공기의 드릴링 가공성 평가

Drilling Machinability Evaluation of Developed CRD-Waterjet Hybrid Machine for CFRP Machining

Journal of the Korean Society for Precision Engineering 2019;36(1):13-17.
Published online: January 1, 2019

1 한국생산기술연구원 생산시스템그룹

2 한국생산기술연구원 열유체시스템그룹

3 ㈜한국정밀기계

4 중앙대학교 기계공학부

1 Manufacturing System Group, Korea Institute of Industrial Technology(KITECH)

2 Thermal & Fluid System R & D Group, Korea Institute of Industrial Technology(KITECH)

3 HNK MACHINE TOOL Co., Ltd.

4 School of Mechanical Engineering, Chung-Ang University

#E-mail: tgkim@kitech.re.kr, TEL: +82-41-589-8406
• Received: November 14, 2018   • Revised: December 6, 2018   • Accepted: December 17, 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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Citations

Citations to this article as recorded by  Crossref logo
  • Effect of Vacuum Suction on Dust and Exit Burr Removal in FRP Drilling
    Jong-Hyun Baek, Su-Jin Kim
    Journal of the Korean Society of Manufacturing Process Engineers.2022; 21(11): 29.     CrossRef
  • Multistep Workpiece Localization with Automated Symmetry Identification for Aerospace Carbon Fiber Reinforced Plastic Components
    Minh Duc Do, Mingeon Kim, Duy Hung Nguyen, Soonyoung Han, Van Huan Pham, Hae-Jin Choi
    International Journal of Precision Engineering and Manufacturing-Green Technology.2022; 9(4): 1133.     CrossRef
  • Drill bit with clip-edges based on the force control model for reducing the CFRP damage
    Jiaxuan Hao, Fuji Wang, Meng Zhao, Yu Bai, Zhenyuan Jia
    Journal of Reinforced Plastics and Composites.2021; 40(5-6): 206.     CrossRef

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Drilling Machinability Evaluation of Developed CRD-Waterjet Hybrid Machine for CFRP Machining
J. Korean Soc. Precis. Eng.. 2019;36(1):13-17.   Published online January 1, 2019
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Drilling Machinability Evaluation of Developed CRD-Waterjet Hybrid Machine for CFRP Machining
J. Korean Soc. Precis. Eng.. 2019;36(1):13-17.   Published online January 1, 2019
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Drilling Machinability Evaluation of Developed CRD-Waterjet Hybrid Machine for CFRP Machining
Image Image Image Image Image Image Image
Fig. 1 Developed CRD-waterjet hybrid machining system
Fig. 2 Developed universal fixture system
Fig. 3 Flow analysis of CFRP dust hood for spindle speed
Fig. 4 Developed CFRP dust hood for tilting head unit
Fig. 5 Experimental setup using developed CFRP hybrid machining system
Fig. 6 Delamination factor comparison of conventional machine tool (CSCAM) and developed machine tool (HNK)
Fig. 7 Machined roughness of drilling surface for conventional machine tool (CSCAM) and developed machine tool (HNK)
Drilling Machinability Evaluation of Developed CRD-Waterjet Hybrid Machine for CFRP Machining

CFRP workpiece and experimental conditions

Workpiece and experiment parameters Value
CFRP
workpiece
Thickness 15 mm
Carbon fiber (Maker) T1000 (Toray)
Polymer matrix Epoxy
Glass transition
temperature
195°C - 210°C
Laminate
Structure
[Woven - 135° - 90°
- 135° - 0° - 45°
- 90° - 45° - 0° - 0°
- 45° - 135° - 90°
- 135°]s
Cutting
tool
Model (Maker) SSD060 (WIDIN)
Diameter 6 mm
Material Uncoated WC
# of flute 2
Helix angle 30°
Cutting
condition
Feed
[mm/rev]
0.05
Spindle speed
[rpm]
8,000
Table 1 CFRP workpiece and experimental conditions