JP2005207774A - 金属材料の摩擦係数算出方法及び成形シミュレーション方法 - Google Patents
金属材料の摩擦係数算出方法及び成形シミュレーション方法 Download PDFInfo
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- JP2005207774A JP2005207774A JP2004012169A JP2004012169A JP2005207774A JP 2005207774 A JP2005207774 A JP 2005207774A JP 2004012169 A JP2004012169 A JP 2004012169A JP 2004012169 A JP2004012169 A JP 2004012169A JP 2005207774 A JP2005207774 A JP 2005207774A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
【解決手段】 面圧:PN[Pa]及び摩擦仕事量:ω[N/m]と、さらに成形速度:S[m/s]、工具との相対硬度差:ΔH[kg/m2]、被加工材粗度:Ra[m]、潤滑油粘度:υ[Pa・s]、塑性ひずみ:εP、温度:T[℃]、被加工材表層の剪断抵抗力:τs[Pa]、摩耗粉の径:rw[m]の1種又は2種以上を用いて、多項式近似式により金属板の摩擦係数μを算出する。また、この摩擦係数μを用いて有限要素法による成形シミュレーションを行う。
【選択図】 図4
Description
Claims (3)
- 面圧及び摩擦仕事量と、
成形速度、工具との相対硬度差、金属板粗度、潤滑油粘度、塑性ひずみ、温度、被加工材表層の剪断抵抗力、及び摩耗粉の径、からなる群から選択された少なくとも1種と、
を用いて、多項式近似式により金属板の摩擦係数を求めることを特徴とする金属材料の摩擦係数算出方法。 - 前記金属板は、軟鋼板、高張力鋼板、表面処理鋼板、潤滑鋼板、ステンレス鋼板、及びステンレス鋼板と鋼板とのクラッド鋼板からなる群から選択された1種であることを特徴とする請求項1に記載の金属材料の摩擦係数算出方法。
- 請求項1又は2に記載の方法により前記金属板の摩擦係数を求め、前記金属板の摩擦係数を用いて有限要素法による成形シミュレーションを行うことを特徴とする金属材料の成形シミュレーション方法。
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008033435A (ja) * | 2006-07-26 | 2008-02-14 | Kobe Steel Ltd | 形状予測手法を用いた鍛造方法 |
JP2009002926A (ja) * | 2007-05-22 | 2009-01-08 | Jfe Steel Kk | プレス成形状態推定方法及び成形シミュレーション用の摩擦係数取得方法 |
JP2009006358A (ja) * | 2007-06-28 | 2009-01-15 | Nippon Steel Corp | 鋼管製造設備及び鋼管製造方法 |
JP2011194472A (ja) * | 2010-03-22 | 2011-10-06 | Livermore Software Technology Corp | プレス加工された板金部品の表面欠陥を数値的に予測する方法およびシステム |
JP2012212193A (ja) * | 2011-03-30 | 2012-11-01 | Jsol Corp | 摩擦係数算出システム及び算出プログラム並びにプレス成形シミュレーションシステム及びシミュレーションプログラム |
JP2013210735A (ja) * | 2012-03-30 | 2013-10-10 | Jsol Corp | プレス成形シミュレーションシステム及びプログラム、並びに摩擦力算出方法 |
JP2014153321A (ja) * | 2013-02-13 | 2014-08-25 | Nippon Steel & Sumitomo Metal | 演算処理方法、演算処理装置、及びプログラム |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024043035A1 (ja) * | 2022-08-24 | 2024-02-29 | Jfeスチール株式会社 | プレス成形解析方法、プレス成形品のプレス成形割れ判定方法、プレス成形品の製造方法、プレス成形解析装置、プレス成形解析プログラム |
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2004
- 2004-01-20 JP JP2004012169A patent/JP4231426B2/ja not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008033435A (ja) * | 2006-07-26 | 2008-02-14 | Kobe Steel Ltd | 形状予測手法を用いた鍛造方法 |
JP2009002926A (ja) * | 2007-05-22 | 2009-01-08 | Jfe Steel Kk | プレス成形状態推定方法及び成形シミュレーション用の摩擦係数取得方法 |
JP2009006358A (ja) * | 2007-06-28 | 2009-01-15 | Nippon Steel Corp | 鋼管製造設備及び鋼管製造方法 |
JP2011194472A (ja) * | 2010-03-22 | 2011-10-06 | Livermore Software Technology Corp | プレス加工された板金部品の表面欠陥を数値的に予測する方法およびシステム |
JP2012212193A (ja) * | 2011-03-30 | 2012-11-01 | Jsol Corp | 摩擦係数算出システム及び算出プログラム並びにプレス成形シミュレーションシステム及びシミュレーションプログラム |
JP2013210735A (ja) * | 2012-03-30 | 2013-10-10 | Jsol Corp | プレス成形シミュレーションシステム及びプログラム、並びに摩擦力算出方法 |
JP2014153321A (ja) * | 2013-02-13 | 2014-08-25 | Nippon Steel & Sumitomo Metal | 演算処理方法、演算処理装置、及びプログラム |
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