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TECHNICAL PAPERS

Investigation of Temperature at Tool-Chip Interface in Turning Using Two-Color Pyrometer

[+] Author and Article Information
Mahfudz Al Huda, Keiji Yamada, Akira Hosokawa, Takashi Ueda

Department of Mechanical Systems Engineering, Faculty of Engineering, Kanazawa University, Kanazawa 920-8667, Japan

J. Manuf. Sci. Eng 124(2), 200-207 (Apr 29, 2002) (8 pages) doi:10.1115/1.1455641 History: Received May 01, 2000; Revised September 01, 2001; Online April 29, 2002
Copyright © 2002 by ASME
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References

Figures

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Illustration of experimental arrangement
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Illustration of optical fiber setting
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System of two-color pyrometer
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Specific detectivity (D*) of Ge and InSb cells
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Spectral transmission loss of quartz fiber
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Frequency characteristic of amplifier
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Calibration curve of the pyrometer
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Energy accepted at incidence face of the fiber
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Influence of measuring distance on measured temperature when the object has 4-th power temperature distribution
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Typical output waves from the pyrometer (V=200 m/min,d=0.8 mm, AISI 1045 (250HV1))
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Typical output wave from the strain gages (V=200 m/min,d=0.8 mm, AISI 1045 (250HV1))
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Influence of cutting speed on the temperature (f=0.2 mm/rev, Workpiece: AISI 1045 (250HV1))
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Influence of depth of cut on the temperature (f=0.2 mm/rev, Workpiece: AISI 1045 (250HV1))
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Influence of coolant on the temperature (d=0.8 mm,f=0.2 mm/rev, Work: AISI 1045 (210HV1))
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Typical element mesh of the problem regions
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Isothermal lines around cutting edge for various cutting speeds (dry, unit: °C)
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Energy accepted by the fiber when the rake surface has temperature distribution
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Comparison between calculated results and experimental values (dry)
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Comparison between calculated results and experimental values (dry, h=0; and wet, h=21,000 W/(m2⋅K))
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Comparison between maximum temperatures at the interface and experimental values (dry)
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Temperature distributions at tool-chip interface for various cutting speeds (dry)
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Schematic illustration of calibration set-up
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Problem regions and thermal boundary conditions for finite element calculation

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