• Title/Summary/Keyword: roIler

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experimental study on the characterics of friction between moving web and roller (이송중인 필름과 롤러간의 마찰 특성에 관한 실험적 연구)

  • 한영호;신기현;김효섭;권순오;박성빈
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 1995.10a
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    • pp.1159-1162
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    • 1995
  • In the continuous process systems, traction between a moving web and rollers is one of key mechanisms for the study of major issues including the distributed control of tension, guiding, wrinkling, and scratching. Energy is transferred from the driven rollers to the web and from the web to the idle rollers through traction. The characteristics of friction plays a major role in the determination of the traction force between the moving web and the rollers. In this paper, a procedure to determine the frcition coefficient between the moving web and rollers is devoloped. An experimental setup to validate the procedure is devised. Experimental results showed that the value of traction coefficient decreases as the operating web speed increases and increases as the operating web tension and wrap alngle increase.

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