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Mesoscopic Deformation Behavior and In-situ Observation of Free Surface Roughening in Micro Forming

Research Project

Project/Area Number 19760072
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Materials/Mechanics of materials
Research InstitutionTokyo Metropolitan University

Principal Investigator

FURUSHIMA Tsuyoshi  Tokyo Metropolitan University, 理工学研究科, 助教 (30444938)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,380,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥180,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥1,600,000 (Direct Cost: ¥1,600,000)
Keywordsマイクロ加工 / 自由表面あれ / メゾスコピック変形機構 / 有限要素解析 / マイクロダイレス加工 / in-situ観察 / メゾスコピック解析 / マイクロチューブ / 表面粗さ / 超塑性 / FEM
Research Abstract

本研究は,マイクロ加工における自由表面あれ変形機構を明らかにするため,引張変形における自由表面あれの進展挙動を観察した.その結果,ひずみが大きい範囲では表面の凹凸が引き伸ばされ,粗さが低減することがわかった.またその結果を踏まえて材料の不均質性を考慮したメゾスコピック有限要素解析を行い,自由表面あれ挙動の予測を行った.その結果,材料の不均質性が小さく,結晶粒径が小さい材料が自由表面あれが抑制できることを明らかにした.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (14 results)

All 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (10 results)

  • [Journal Article] Experimental and Numerical Study on Deformation Behavior in Dieless Drawing Process of Superplastic Microtubes2007

    • Author(s)
      T. Furushima, K. Manabe
    • Journal Title

      J. Mater. Proc. Technol. Vol. 191

      Pages: 59-63

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Experimental Study on Multi-Pass Dieless Drawing Process of Superplastic Zn-22%Al Alloy Microtubes2007

    • Author(s)
      T. Furushima and K. Manabe
    • Journal Title

      J. Mater. Proc. Technol. Vol. 187-188

      Pages: 236-240

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Experimental and numerical study on deformation behavior in dieless drawing process of superlastic microtubes2007

    • Author(s)
      T.FURUSHIMA and K.MANABE
    • Journal Title

      Jounal of Materials Processing Technology 191

      Pages: 59-63

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Experimental study on multi-pass dieless drawing process of superplas tic Zn-22%Al alloy microtubes2007

    • Author(s)
      T.Furushima and K.Manabe
    • Journal Title

      Jounal of Materials Processing Technology 187-188

      Pages: 236-240

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] FE Mesoscopic Analysis of Roughness Evolution on Free Surface of Thin Sheet Metals with Strain Rate Sensitivity2008

    • Author(s)
      T.Furushima, K.Manabe, S.Aleksandrov
    • Organizer
      Asian Workshop on Nano/Micro Forming Techn ology
    • Place of Presentation
      日本・北海道
    • Year and Date
      2008-10-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] Roughness Evolution on Free Surfaces of Micro Material with Strain Rate Sensitivity in Dieless Forming2008

    • Author(s)
      T.Furushima, S.Aleksandrov, K.Manabe
    • Organizer
      Int.Conf.on New Forming Technology(2nd IC NFT)
    • Place of Presentation
      ドイツ・ブレーメン
    • Year and Date
      2008-09-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] 超塑性材料の引張変形における自由表面あれ挙動に関する研究2008

    • Author(s)
      森井 暢、古島 剛、真鍋 健一
    • Organizer
      日本機械学会関東学生会47回卒業研究発表講演会
    • Place of Presentation
      東京海洋大学 越中島キャンパス
    • Year and Date
      2008-03-14
    • Related Report
      2007 Annual Research Report
  • [Presentation] Roughness Evolution on Free Surfaces of Micro Material with Strain Rate Sensitivity in Dieless Forming2008

    • Author(s)
      T. Furushima, S. Aleksandrov, K. Manabe
    • Organizer
      Int. Conf. on New Forming Technology (2nd ICNFT)
    • Place of Presentation
      Bremen, Germany
    • Related Report
      2008 Final Research Report
  • [Presentation] FE Mesoscopic Analysis of Roughness Evolution on Free Surface of Thin Sheet Metals with Strain Rate Sensitivity2008

    • Author(s)
      T. Furushima, K. Manabe, S. Aleksandrov
    • Organizer
      Asian Workshop on Nano/Micro Forming Technology
    • Place of Presentation
      Hokkaido, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] 超塑性材料の引張変形における自由表面あれ挙動に関する研究2008

    • Author(s)
      森井暢、古島剛、真鍋健一
    • Organizer
      日本機械学会関東学生会47回卒業研究発表講演会
    • Place of Presentation
      東京海洋大学越中島キャンパス
    • Related Report
      2008 Final Research Report
  • [Presentation] Effect of Statistical Distribution of Grain Properties on Development of Free Surface Roughness2008

    • Author(s)
      T. Furushima, K. Manabe, S. Alexsandrov
    • Organizer
      The XXXVI International Summer School, Advanced Problems in Mechanics Conference
    • Place of Presentation
      St. Petersburg, Russia
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 超塑性材料の引張変形における自由表面あれ挙動に関する研究2008

    • Author(s)
      古島剛,森井暢,真鍋健一
    • Organizer
      平成20年度塑性加工春季講演会
    • Place of Presentation
      習志野
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Effect of Microscopical Inhomogeneity of Material on Macroscopic Deformation Behavior2008

    • Author(s)
      T. Furushima, K. Manabe, S. Alexsandrov
    • Organizer
      第58回塑性加工連合講演会
    • Place of Presentation
      東広島
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 硬さ統計分布による材料の不均質性評価を用いた自由表面あれ予測モデリング2008

    • Author(s)
      真鍋健一,古島剛,中田浩司,S. Alexsandrov
    • Organizer
      第58回塑性加工連合講演会
    • Place of Presentation
      東広島
    • Related Report
      2008 Annual Research Report 2008 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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