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TECHNICAL PAPERS

Statistical Analysis of Perfect Contact and Wear Durability Conditions of a Single-Degree-of-Freedom Contact Slider

[+] Author and Article Information
Kyosuke Ono

Department of Mechanical Engineering and Science,

Kohei Iida

Graduate School of Mechanical Engineering, Tokyo Institute of Technology, 2-12-1 Ookayama, Meguro-ku, Tokyo 152-8852, Japan

J. Tribol 122(1), 238-245 (Jul 14, 1999) (8 pages) doi:10.1115/1.555369 History: Received March 29, 1999; Revised July 14, 1999
Copyright © 2000 by ASME
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References

Takle,  F. E., 1997, “A Review of ‘Contact Recording’ Technologies,” Wear, 207, pp. 118–121.
Hamilton,  H., Anderson,  R., and Goodson,  K., 1991, “Contact Perpendicular Recording on Rigid Media,” IEEE Trans. Magn., 27, No. 6, pp. 4921–4926.
Danson, D. P., 1996, “Pseudo-Contact Recording,” INSIGHT, 9 , No. 3, p. 1.
Yanagisawa,  M., Sato,  A., and Ajiki,  K., 1998, “Lubricant Design For Contact Recording Systems,” IEICE Trans. Electron., E81-C, No. 3, pp. 343–348.
Ono,  K., Yamaura,  H., and Mizokoshi,  T., 1995, “Computer Analysis of the Dynamic Contact Behavior and Tracking Characteristics of a Single-Degree-of-Freedom Slider Model for a Contact Recording Head,” ASME J. Tribol., 117, pp. 124–129.
Ono,  K., and Takahashi,  K., 1997, “Bouncing Vibration and Complete Tracking Conditions of a Contact Recording Slider Model on a Harmonic Wavy Disk Surface,” ASME J. Tribol., 119, pp. 720–725.
Ono,  K., and Maruyama,  H., 1998, “An Experiment Study about the Bouncing Vibration of a Contact Slider,” Adv. Info. Storage Syst., 8, pp. 33–48.
Ono,  K., Iida,  K., and Takahashi,  K., 1997, “Effect of Slider Mass, Contact Stiffness and Contact Damping on Bouncing Vibrations of a Single-DOF Contact Slider Model,” Trans. JSME(C), 63, No. 614, pp. 3352–3360.
Ono,  K., Iida,  K., and Takahashi,  K., 1999, “Effects of Design Parameters on Bounching Vibrations of a Single-DOF Contact Slider and Necessary Design Conditions for Perfect Contact Sliding,” ASME J. Tribol., 121, pp. 596–603.
Gray,  G. G., and Johnson,  K. L., 1972, “The Dynamic Response of Elastic Bodies in Rolling Contact to Random Roughness of Their Surface,” J. Sound Vib., 22, No. 3, pp. 323–342.
Nayak,  P. R., 1972, “Contact Vibrations,” J. Sound Vib., 22, No. 3, pp. 297–322.
Soom,  A., and Kim,  C., 1983, “Roughness-Induced Dynamic Loading at Dry and Boundary-Lubricated Sliding Contacts,” ASME J. Lubr. Technol., 105, No. 4, pp. 514–517.
Soom,  A., and Chen,  J. W., 1986, “Simulation of Random Surface Roughness-Induced Contact Vibrations at Hertzian Contacts During Steady Sliding,” ASME J. Tribol., 108, No. 1, pp. 123–127.
Hess,  D. P., Soom,  A., and Kim,  C. H., 1992, “Normal Vibrations and Friction at A Hertzian Contact Under Random Excitation: Theory and Experiments,” J. Sound Vib., 153, No. 3, pp. 491–508.
Ono, K., and Takahashi, K., 1998, “Analysis of Bouncing Vibrations of a 2-DOF Tripad Contact Slider Model With Air Bearing Pads Over a Harmonic Wavy Disk Surface,” to be published in ASME J. Tribol.
Peitgen, H. O., and Saupe, D., 1988, The Science of Fractal Images, Springer-Verlag, pp. 21–70.
Ono,  K., Takahashi,  K., and Iida,  K., 1999, “Computer Analysis of Bouncing Vibration and Tracking Characteristics of a Point Contact Slider Model Over Random Disk Surface,” ASME J. Tribol., 121, No. 3, pp. 587–595.

Figures

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Analytical model of a contact slider and a random surface of a disk
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A typical example of random surfaces generated by modified midpoint displacement method (p=2.5,σ=1.0 nm) and slider vibrations
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A typical example of random surfaces generated by Fourier filtering method (β=1.75,σ=1.0 nm) and slider vibrations
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Comparison between theoretical values of σ and numerical results for a perfect contact sliding condition at slider load of 0.5 mN
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Tested spherical contact slider system
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Frequency characteristics of surface waviness
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The calculated penetrating depth δ and standard deviation of slider vibration σs versus slider load F for the tested spherical contact slider
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Frequency characteristics of slider vibrations in the experiment
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Theoretically calculated contact resonance frequency and the peak frequency of slider vibrations in the experiment
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Effect of cut-off frequencies on the standard deviation of slider vibration when the roll-off characteristics of surface waviness β=1.5 for the entire frequency range
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Effect of cut-off frequencies on the standard deviation of slider vibration when the roll-off characteristics of surface waviness β is not constant for waviness frequency
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Design conditions for perfect contact sliding and wear durability (m=0.5 mg)

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