KR20060117358A - 하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 - Google Patents
하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 Download PDFInfo
- Publication number
- KR20060117358A KR20060117358A KR1020067016754A KR20067016754A KR20060117358A KR 20060117358 A KR20060117358 A KR 20060117358A KR 1020067016754 A KR1020067016754 A KR 1020067016754A KR 20067016754 A KR20067016754 A KR 20067016754A KR 20060117358 A KR20060117358 A KR 20060117358A
- Authority
- KR
- South Korea
- Prior art keywords
- punch
- hydrofoam
- long hole
- punching
- die
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
- B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
- B21D26/033—Deforming tubular bodies
- B21D26/035—Deforming tubular bodies including an additional treatment performed by fluid pressure, e.g. perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49805—Shaping by direct application of fluent pressure
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/04—Processes
- Y10T83/0591—Cutting by direct application of fluent pressure to work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Punching Or Piercing (AREA)
Abstract
Description
Claims (8)
- 내부에 공급된 가공 액체에 부하된 압력에 의해서, 종횡비가 3이상인 장공이 피어싱된 것을 특징으로 하는 하이드로 폼 성형품.
- 내부에 공급된 가공 액체에 부하된 압력에 의해서, 팽출 성형되고, 이어서 종횡비가 3이상인 장공이 피어싱된 것을 특징으로 하는 하이드로 폼 성형품.
- 금속 소관을, 천공용 펀치가 슬라이드 가능한 다이스 구멍을 형성한 한쌍의 금형에 지지하고, 내부에 공급된 가공 액체에 압력을 부하하면서, 종횡비가 3이상인 장공을 피어싱하는 하이드로 폼 가공 방법으로서,상기 다이스 구멍의 개구면은 종횡비가 3이상으로 하고, 상기 천공용 펀치의 선단면에는 길이 방향으로 오목부를 형성하고,상기 천공용 펀치를, 그 선단면이 상기 금형의 캐비티면과 동일면을 형성하는 위치에 슬라이드시키고,상기 금속 소관의 내부에 액압을 부하하고, 상기 금형의 캐비티면 및 천공용 펀치의 선단면에 따라 팽출 성형시키고,이어서, 상기 천공용 펀치를 후퇴시켜, 상기 장공을 피어싱하는 것을 특징으로 하는 하이드로 폼 가공 방법.
- 청구항 3에 있어서,상기 천공용 펀치의 선단면에 형성된 오목부 깊이(Hg)를, 상기 금속 소관의 팽출부의 두께(t)로 한 경우에, 하기 (1)식의 관계를 만족하는 것을 특징으로 하는 하이드로 폼 가공 방법.0.1t<Hg<3t … (1)
- 청구항 3에 있어서,상기 천공용 펀치의 선단면에 형성된 오목부 폭(Wg)을, 펀치폭(Wp)로 한 경우에, 하기 (2)식의 관계를 만족하는 것을 특징으로 하는 하이드로 폼 가공 방법.0.4<Wg/Wp<0.95 … (2)
- 청구항 3기재의 금속 소관에 종횡비가 3이상인 장공을 피어싱하는 하이드로 폼 가공 방법에 이용되는 금형으로서,천공용 펀치가 슬라이드 가능한 다이스 구멍이 형성되고,상기 다이스 구멍의 개구면은 종횡비가 3이상이고,상기 천공용 펀치의 선단면에는 길이 방향으로 오목부를 형성하고 있는 것을 특징으로 하는 하이드로 폼 가공용 금형.
- 청구항 6에 있어서,상기 천공용 펀치의 선단면에 형성된 오목부 깊이(Hg)를, 상기 금속 소관의 팽출부의 두께(t)로 한 경우에, 하기 (1)식의 관계를 만족하는 것을 특징으로 하는 하이드로 폼 가공용 금형.0.1t<Hg<3t … (1)
- 청구항 6에 있어서,상기 천공용 펀치의 선단면에 형성된 오목부 폭(Wg)을, 펀치폭(Wp)으로 한 경우에, 하기 (2)식의 관계를 만족하는 것을 특징으로 하는 하이드로 폼 가공용 금형.0.4<Wg/Wp<0.95 … (2)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2004-00044358 | 2004-02-20 | ||
JP2004044358 | 2004-02-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087018475A Division KR20080072968A (ko) | 2004-02-20 | 2005-02-18 | 하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060117358A true KR20060117358A (ko) | 2006-11-16 |
KR100899740B1 KR100899740B1 (ko) | 2009-05-27 |
Family
ID=34879340
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067016754A KR100899740B1 (ko) | 2004-02-20 | 2005-02-18 | 하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 |
KR1020087018475A KR20080072968A (ko) | 2004-02-20 | 2005-02-18 | 하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020087018475A KR20080072968A (ko) | 2004-02-20 | 2005-02-18 | 하이드로 폼 성형품, 하이드로 폼 가공 방법 및 그에이용되는 금형 |
Country Status (6)
Country | Link |
---|---|
US (2) | US7464571B2 (ko) |
EP (1) | EP1719564B1 (ko) |
JP (1) | JP4855928B2 (ko) |
KR (2) | KR100899740B1 (ko) |
CN (1) | CN1921967B (ko) |
WO (1) | WO2005080019A1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1921967B (zh) * | 2004-02-20 | 2010-12-15 | 住友金属工业株式会社 | 液压成形制品、液压成形加工方法及其中使用的金属模具 |
US8459077B2 (en) | 2005-02-15 | 2013-06-11 | Nsk Ltd. | Manufacturing method for metal member with through hole |
JP4879596B2 (ja) * | 2005-02-15 | 2012-02-22 | 日本精工株式会社 | 通孔を有する金属製部材の製造方法 |
CA2704426C (en) * | 2007-11-02 | 2017-06-20 | Band-It-Idex, Inc. | Dual locking band clamp and method of forming the same |
EP2296835B1 (en) * | 2009-08-05 | 2014-01-15 | GI.DI. Meccanica S.p.A. | A method for obtaining an opening in a hollow-body member and equipment for implementing the same |
WO2013039102A1 (ja) * | 2011-09-16 | 2013-03-21 | 松陽産業株式会社 | 板状材料の孔開け方法および孔開け装置 |
CN104096742B (zh) * | 2013-04-15 | 2016-08-10 | 宝山钢铁股份有限公司 | 保持工件壁平整度的液压冲孔方法及装置 |
US9067252B2 (en) | 2013-10-30 | 2015-06-30 | Caterpillar Inc. | System and method of forming hole in blank during hydroforming process |
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US5890387A (en) | 1989-08-24 | 1999-04-06 | Aquaform Inc. | Apparatus and method for forming and hydropiercing a tubular frame member |
US4989482A (en) * | 1989-11-17 | 1991-02-05 | Ti Corporate Services Limited | Method and apparatus for punching a hole in sheet material |
JPH07223028A (ja) * | 1994-02-15 | 1995-08-22 | Tube Forming:Kk | パイプ材の穿孔装置 |
JPH0810869A (ja) * | 1994-06-28 | 1996-01-16 | Sunami Seisakusho:Kk | 中空丸パイプの長孔明け加工装置 |
US5816089A (en) * | 1996-11-26 | 1998-10-06 | Dana Corporation | Hydroforming apparatus having in-die hole piercing capabilities and a slug ejection system using hydroforming fluid |
JPH1177183A (ja) * | 1997-09-10 | 1999-03-23 | Toyota Motor Corp | 絞り加工品の孔あけ方法 |
JP3668390B2 (ja) | 1999-06-14 | 2005-07-06 | 日産自動車株式会社 | 筒状部材への座面を有する穴加工方法およびそれに用いる穴加工用パンチ |
JP3676619B2 (ja) * | 1999-06-14 | 2005-07-27 | 日産自動車株式会社 | 筒状部材の液圧穴抜き加工方法 |
JP3674393B2 (ja) * | 1999-07-07 | 2005-07-20 | 住友金属工業株式会社 | 金属管の液圧バルジ加工時のピアシング加工方法 |
US6067830A (en) * | 1999-07-28 | 2000-05-30 | Ti Corporate Services Limited | Method and apparatus for forming opposing holes in a side wall of a tubular workpiece |
JP2001170718A (ja) * | 1999-12-13 | 2001-06-26 | Nissan Motor Co Ltd | 筒状部材の液圧穴抜き加工方法 |
JP2001259757A (ja) * | 2000-03-21 | 2001-09-25 | Toyota Motor Corp | ハイドロピアス装置及びハイドロピアス方法 |
JP3738659B2 (ja) * | 2000-04-24 | 2006-01-25 | 住友金属工業株式会社 | 金属管の液圧バルジ加工におけるピアシング方法及び金型並びに液圧バルジ加工部品 |
JP2003112222A (ja) * | 2001-09-28 | 2003-04-15 | Zexel Valeo Climate Control Corp | 熱交換器用ヘッダタンクのチューブスロット製造方法及びチューブスロット製造用の金型装置 |
US6591648B1 (en) * | 2002-06-24 | 2003-07-15 | Greenville Tool & Die Company | Method of stamping and piercing a tube |
CN1921967B (zh) * | 2004-02-20 | 2010-12-15 | 住友金属工业株式会社 | 液压成形制品、液压成形加工方法及其中使用的金属模具 |
US7249480B2 (en) * | 2004-09-24 | 2007-07-31 | General Motors Corporation | In-die hydropiercing device for piercing holes in hydroformed parts |
US7104099B1 (en) * | 2005-08-16 | 2006-09-12 | Gm Global Technology Operations, Inc. | Center support punch assembly for hydroforming die |
US7111482B1 (en) * | 2005-09-13 | 2006-09-26 | Gm Global Technology Operations, Inc. | Punch assembly for hydroforming die |
-
2005
- 2005-02-18 CN CN2005800053474A patent/CN1921967B/zh not_active Expired - Fee Related
- 2005-02-18 EP EP20050710400 patent/EP1719564B1/en active Active
- 2005-02-18 WO PCT/JP2005/002567 patent/WO2005080019A1/ja active Application Filing
- 2005-02-18 KR KR1020067016754A patent/KR100899740B1/ko active IP Right Grant
- 2005-02-18 JP JP2006510242A patent/JP4855928B2/ja active Active
- 2005-02-18 KR KR1020087018475A patent/KR20080072968A/ko not_active Application Discontinuation
-
2006
- 2006-08-18 US US11/507,669 patent/US7464571B2/en active Active
-
2008
- 2008-11-12 US US12/292,071 patent/US20090071215A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20090071215A1 (en) | 2009-03-19 |
WO2005080019A1 (ja) | 2005-09-01 |
US20060277958A1 (en) | 2006-12-14 |
JP4855928B2 (ja) | 2012-01-18 |
EP1719564B1 (en) | 2013-06-05 |
KR20080072968A (ko) | 2008-08-07 |
CN1921967B (zh) | 2010-12-15 |
US7464571B2 (en) | 2008-12-16 |
CN1921967A (zh) | 2007-02-28 |
EP1719564A4 (en) | 2010-02-03 |
JPWO2005080019A1 (ja) | 2008-04-24 |
EP1719564A1 (en) | 2006-11-08 |
KR100899740B1 (ko) | 2009-05-27 |
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