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고속 공기압 실린더의 피스톤 실 단면형상 변화에 따른 마찰특성

The Friction Characteristics with Variation of Cross Section of Piston Seals for High Speed Pneumatic Cylinders

  • 김도태 (경일대학교 기계자동차학부) ;
  • 장중걸 (경일대학교 대학원 기계공학과)
  • 투고 : 2012.01.26
  • 심사 : 2012.02.08
  • 발행 : 2012.03.01

초록

The paper deals with the design of a new low-friction seal for a pneumatic cylinder with high speed actuation. The seal performance with variation of the cross sections in piston seals with elastomeric material was investigated to minimize the friction forces using ABAQUS. The contact stress and strain distributions and frictional forces of the piston seals were investigated with variation of interference fits, supply pressures and friction coefficients. To develop adequate and productive procedures, the finite element models of the piston seals were created and nonlinear analysis of a seal design was conducted in order to build further knowledge and understanding of the seal's performance characteristics.

키워드

참고문헌

  1. 김도태, 장중걸, "공기압 실린더용 저마찰 피스톤실의 특성해석", 유공압시스템학회지, 제8권 제3 호, pp. 21-26, 2011.
  2. T. Raparelli, A. Manuello and L. Mazza, "Experimental and Numerical Study of Friction in an Elastomeric Seal for Pneumatic Cylinders", Tribology International, Vol. 30, No. 7, pp. 547-552, 1997. https://doi.org/10.1016/S0301-679X(97)00015-7
  3. T. Fujita, L. R. Tokashiki and T. Kagawa, "Stick-Slip Motion in Pneumatic Cylinders Driven by Meter-Out Circuit", Proc. of 4th Int. Symp. on Fluid Power, JHPS, Tokyo, pp. 131-136, 1999.
  4. C. Calvert, M. Tirovik and T. Stolarski, "Design and Development of an Elastomer-based Pneumatic seal using finite element analysis" Proc Instn Mech Engrs(IMechE), Vol. 216, Part J; J. Eng. Tribology, pp. 127-138, 2002. https://doi.org/10.1243/1350650021543951