• Title/Summary/Keyword: CIB-diamond lapping wheel

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A Study on Ultra-precision Lapping of Ceramics with In-Process Electrolytic Dressing (연속 전해드레싱을 적용한 세라믹재의 초정밀 래핑에 관한 연구)

  • 이은상
    • Journal of the Korean Society of Manufacturing Technology Engineers
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    • v.9 no.5
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    • pp.34-39
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    • 2000
  • Application of ceramics has grown considerably due to significant improvement in their mechanical properties such as light weight, chemical stability and superior wear resistance. Despite these character, the use of ceramics has not increased because of poor machinability. The method of using of super-abrasives metal bond wheel was proposed. But it is difficult that super-abrasives metal bond wheel can be dressed. Recently, the technology of in-process electrolytic dressing is developed to solve this problem. If this method is applied, loading and glazing are disappeared apparently. The aim of this study is to determine the machining characteristics in terms of lapping wheel speed, machining time, pressurized weight to the workpiece and peak current using in-process electrolytic dressing applied to the CIB-diamond lapping wheel to achieve ultra-precision lapping machining technique.

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Manufacture of Lapping Wheel for Electrolytic Dressing and Evaluation of Electrolytic Characteristics (연속 전해드레싱용 래핑지석의 제작 및 전해 특성 평가)

  • 최재영;이은상;송지복
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2000.11a
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    • pp.914-917
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    • 2000
  • Application of ceramics, carbide, ferrite has grown considerably due to significant improvement in their mechanical properties such as light weight, chemical stability , super wear resistance and electronical. Despite these character, the me of advanced material has not increased because of poor machinability. The method of using of metal bond wheel was proposed. But it is difficult that metal bond wheel can be dressed. Recently, the technology of in-process electrolytic dressing is developed to solve this problem. This method need wheel for electrolytic dressing, power supply and electrolyte. But development of wheel for electrolytic dressing is the most need. The aim of this study is development of wheel for electrolytic and appraisement of CIB-diamond lapping wheel

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Development of lapping wheel for Electrolytic Dressing and evaluation of performance (전해 드레싱용 래핑지석의 개발 및 성능평가)

  • 송지복;이은상;최재영
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2000.05a
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    • pp.858-861
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    • 2000
  • Application of ceramics, carbide, ferrite has grown considerably due to significant improvement in their mechanical properties such as light weight chemical stability super wear resistance and electronical. Despite these character, the use of hi-tech material has not increased because of poor machinability. The method of using of metal bond wheel was proposed. But it is difficult that metal bond wheel can be dressed. Recently, the technology of in-process electrolytic dressing is developed to solve this problem. This method need wheel for electrolytic dressing, power supply and electrolyte. But development of wheel for electrolytic dressing is the most need. The aim of this study is development of wheel for electrolytic and appraisement of CIB-diamond lapping wheel

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Ultra Precision Lapping of Machinable Ceramic by In-process Electrolytic Dressing (연속전해드레싱을 적용한 머신어블 세라믹의 초정밀 래핑 가공)

  • 이은상;원종구
    • Transactions of the Korean Society of Machine Tool Engineers
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    • v.12 no.3
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    • pp.1-7
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    • 2003
  • In-process Electrolytic Dressing is a lapping method using electrolysis. This technology provides dressing to CIB-Diamond Lapping wheels during the lapping process for continuous protrude abrasive from super-abrasive wheels. so loading and glazing are disappeared apparently. Ultra-precision lapping of the machinable commies will be studied in the viewpoint of In-process Electrolytic Dressing. For ultra-precision lapping, need to develop an ultra-precision lapping system suitable metal bonded diamond wheel, and appropriate condition of u10a-precision lapping machining.