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TECHNICAL PAPERS

Life Prediction for Linear Rolling Element Bearings: A New Approach to Reliable Life Assessment

[+] Author and Article Information
Shigeo Shimizu

School of Science & Technology, Meiji University, 1-1-1 Higashi Mita, Tama-ku, Kawasaki 214-8571, Japan

Chandra S. Sharma, Takeki Shirai

THK Co., Ltd., Engineering Division, 11-6, 3-Chome, Nishi Gotanda, Meguro-ku, Tokyo 141-8503, Japan

J. Tribol 124(1), 121-128 (Jul 03, 2001) (8 pages) doi:10.1115/1.1402181 History: Received February 01, 2001; Revised July 03, 2001
Copyright © 2002 by ASME
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References

Catalogue: Thomson Ball Bushings for Linear Motion, 1976, Thomson Industries, Manhasset, NY 11030, p. 2.
Weibull, W., 1939, “A Statistical Theory of the Strength of Materials,” IVA Handlingar, Nr. 151, p. 45.
Lundberg, G., and Palmgren, A., 1947, “Dynamic Capacity of Rolling Bearings,” IVA Handlingar, Nr. 196, pp. 12–16.
Tallian,  T., 1962, “Weibull Distribution of Rolling Contact Fatigue Life and Deviation Therefrom,” ASLE Trans., 5, pp. 183–197.
Shimizu,  S., and Izawa,  M., 1982, “Consideration on Distribution of Rolling Contact Fatigue Life,” J. of JSLE, Int. Edition, 3, pp. 71–76.
Shimizu,  S., and Izawa,  M., 1979, “Study on the Fatigue Life of Linear Motion Ball Bearing (1st Report)—On the Roll Body Loads in Relation to the Basic Dynamic Load Rating of the Bearing,” J. of Prec. Engg., 45, 8, pp. 981–986 (in Japanese).
Shimizu,  S., and Izawa,  M., 1981, “Study on the Fatigue Life of Linear Motion Ball Bearing (2st Report)— On Basic Dynamic Load Rating,” J. of Prec. Engg., 47, No. 3, pp. 277–282 (in Japanese).
Izawa,  M., and Shimizu,  S., 1982, “Study on the Fatigue Life of Linear Motion Ball Bearing (3rd Report)—On Reformed Type Bearing,” J. of Prec. Engg., 48, No. 10, pp. 361–1366 (in Japanese).
Shimizu,  S., and Izawa,  M., 1982, “Study on Basic Dynamic Load Rating of Linear Motion Ball Bearing,” J. of Prec. Engg., 48, No. 10, pp. 1367–1372 (in Japanese).
Shimizu,  S., and Izawa,  M., 1982, “Study on Basic Dynamic Load Rating of Ball Spline,” Bull. Japan Society of Prec. Engg., 16, No. 3, pp. 187–188.16, No. 3, pp. 217.
Izawa,  M., and Shimizu,  S., 1984, “Study on Fatigue Life of Ball Spline,” J. of Prec. Engg., 50, No. 12, pp. 1902–1906 (in Japanese).
Shigeo,  S., 1999, “Life Distribution of Rolling Machine Elements and S-N Curve,” J. of Japanese Society of Tribologist, 44, No. 9, pp. 693–699 (in Japanese).
Shimizu, S., Takizawa, H., Sharma, C. S., and Koshiishi, H., 1996, “Study on Tribological Aspects of Linear Motion Ball Guide System—Rolling Contact Fatigue Life Distribution,” Proc. of Int. Trib. Conf., 3, Kimura, Y., ed., JAST, Yokohama, pp. 1369–1374.
Shimizu,  S., Saito,  A., Sharma,  C. S., and Taki,  Y., 1998, “Tribological Studies of Linear Motion Ball Guide Systems,” STLE Tribol. Trans., 41, No. 1, pp. 49–59.
S. Shimizu, 1999, Dynamic Capacity of Linear Motion Rolling Guide Elements, The Editorial Committee, Appendix 2–13; Kosaido Insatsu Ltd., Tokyo, Japan.
THK LM System General Catalog, 2000, THK Co., Ltd., Tokyo, Japan, No. 300-E, pp. A-09.

Figures

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Construction of linear motion ball guide and ball bush: (a) LMBG with ball cages; and (b) ball bush with six-ball rows
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Effect of ball cage in re-circulation
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Raceway shape, number of stress cycles, and stressed length for linear bearings: (a) longitudinal raceway shape; and (b) number of stress cycles and stressed length
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Cross-sections and load distribution of linear bearings: (a) LNBG with ball cages, and (b) ball bush with six-ball rows
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Basic dynamic load ratings, Cth: (a) LMBG with and without cages; and (b) ball bush with edge and R1.4 edge
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Test rig for LMBGs, capable of mounting 10 specimens at a time
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Weibull plot of life test data for LMBGs (α=45 deg)
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Weibull plot of life test data for LMBGs (α=0 deg)
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Weibull plot of life test data for ball bushes

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