Shock analysis of a head actuator assembly subjected to half-sine acceleration pulses

International Journal of Impact Engineering

Volumn 34, Issue 2, 2007, Pages 253-263

  Shu, Dong Wei ^a   Shi, Bao Jun ^a   Meng, Hui ^a   Yap, Fook Fah ^a   Jiang, Da Zhi ^a   Ng, Quock ^b   Zambri, Razman ^b   Lau, Joseph H T ^b   Cheng, Chao Shan ^b  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

^b SEAGATE TECHNOLOGY   (Singapore)

Author keywords

Half sine acceleration pulse; Hard disk drive; Head actuator assembly; Pseudo resonance; Shock

Indexed keywords

ACTUATORS; CANTILEVER BEAMS; FINITE ELEMENT METHOD; NATURAL FREQUENCIES; SHOCK TESTING;

ACCELERATION PULSES; HEAD ACTUATOR ASSEMBLY (HAA); PIVOT BEARINGS; PSEUDORESONANCE; SHOCK RESPONSE;

HARD DISK STORAGE;

EID: 33750987345     PISSN: 0734743X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijimpeng.2005.07.009     Document Type: Article

References (14)

1. Mays G.C., and Smith P.D. Blast effects on buildings-design of buildings to optimise resistance to blast loading (1995), Thomas Telford, London
2. Edwards J.R. Finite element analysis of the shock response and head slap behavior of a hard disk drive. IEEE Trans Magn 35 2 (1999) 863-867
3. Jones N. Structural impact (1997), Cambridge University Press, Cambridge
4. Zhu G., Huang Y.G., Yu T.X., and Wang R. Estimation of the plastic structural response under impact. Int J Impact Eng 4 (1986) 271-282
5. Li Q.M., and Jones N. Blast loading of a "short" cylindrical shell with transverse shear effects. Int J Impact Eng 16 (1995) 331-353
6. Li Q.M., and Meng H. Pressure-impulse diagram for blast loads based on dimensional analysis and SDOF model. ASCE J Eng Mech 128 (2002) 87-92
7. Li Q.M., and Meng H. Pulse loading shape effects on pressure-impulse diagram of elastic-plastic structures. Int J Mech Sci 44 (2002) 1985-1998
8. Ishimaru N. Experimental studies of a head/disk interface subjected to impulsive excitation during nonoperation. J Tribol 118 (1996) 807-812
9. Lee S.J., Hong S.K., and Lee J.M. A study of shock-resistance design of suspension subjected to impulsive excitation. IEEE Trans Magn 37 2 (2001) 826-830
10. Kumar S., Khanna V., and Sri-Jayantha M. A study of the head disk interface shock failure mechanism. IEEE Trans Magn 30 6 (1994) 4155-4157
11. Marek S., Carlson P., and Resh R. Why head suspensions need shock treatment. Data Storage 2 4 (1995) 51-56
12. Allen A.M., and Bogy D.B. Effect of shock on the head-disk interface. IEEE Trans Magn 32 5 (1996) 3717-3719
13. Aristegui J.L., and Geers T.L. Shock analysis of a disk-drive assembly. J Inform Storage Process Syst 2 (2000) 25-31
14. Ayre R.S. Transient response to step and pulse functions. In: Harris C.M., and Piersol A.G. (Eds). Chapter 8 of Shock and vibration handbook. 5th ed (2002), McGraw-Hill Book Company, Inc., New York 8.1-8.59