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TECHNICAL PAPERS

Contact Zone Force Profile and Machining Performance of Filamentary Brush

[+] Author and Article Information
R. J. Stango, V. Cariapa, M. Zuzanski

Department of Mechanical and Industrial Engineering, Marquette University, Milwaukee, WI 53233

J. Manuf. Sci. Eng 127(1), 217-226 (Mar 21, 2005) (10 pages) doi:10.1115/1.1861472 History: Received March 04, 2003; Revised February 18, 2004; Online March 21, 2005
Copyright © 2005 by ASME
Topics: Force , Machining , Wire
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References

Figures

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Summary of resultant brush force using various active brush widths (W* ) at three different rotational speeds: 550, 1300, and 2850 rpm
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Acquired longitudinal force profile for (a) normal force and (b) shear force using active brush width 12.5 mm (0.5 in.), penetration depth 2.5 mm (0.1 in.), and brush rotational speed of 550 rpm
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Reconstruction of longitudinal normal force profile contact event using active brush width 12.5 mm (0.5 in.), penetration depth 2.5 mm (0.1 in.) at brush rotational speeds of 550, 1300, and 2850 rpm
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Friction coefficient (quotient of shear/normal contact zone force profile) along length coordinate s for (a) 550 rpm; (b) 1300 rpm; and (c) 2850 rpm
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(a) Illustration of circular filamentary brush and flat workpart depicting standard geometry and resultant force F exerted by workpart onto brush; (b) crimped filament of diameter d; and (c) resultant filament force exerted by workpart onto fiber tip
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(a) Side view of wire filament in contact with flat workpart surface, and (b) top view of brushed surface depicting filament tip score markings and geometry/nomenclature of contact zone
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Experimental system used for measurement of contact zone force. Shaded surface and dashed-line underbody represents position of three-axis force sensor
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(a) Side view of brush/workpart system; (b) hypothetical force profile (top) and force profile gradient (bottom); and (c) illustration of discrete filament forces within two successive subregion intervals
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(a) Normal force and (b) shear force obtained for wire brush using active contact width of 6.25 mm (0.25 in.), penetration depth of 2.54 mm (0.1 in.), and brush rotational speed of 550 rpm
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Gradient of contact zone force profile for acquire force data at 550, 1300, and 1850 rpm. Results are for penetration depth 2.5 mm (0.1 in.), and active brush width 12.5 mm (0.5 in.).
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Material removal profile along longitudinal centerline of contact zone (6061-T6 AI) for 300 contact revolutions of wire brush at penetration depth of 19.05 mm (0.7 in.)

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