EP0995512A3 - Méthode et dispositif pour étancher un profilé creux ou similaire pendant le formage à haute pression - Google Patents

Méthode et dispositif pour étancher un profilé creux ou similaire pendant le formage à haute pression Download PDF

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Publication number
EP0995512A3
EP0995512A3 EP99810889A EP99810889A EP0995512A3 EP 0995512 A3 EP0995512 A3 EP 0995512A3 EP 99810889 A EP99810889 A EP 99810889A EP 99810889 A EP99810889 A EP 99810889A EP 0995512 A3 EP0995512 A3 EP 0995512A3
Authority
EP
European Patent Office
Prior art keywords
punch
sealing
working fluid
cavity
high pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99810889A
Other languages
German (de)
English (en)
Other versions
EP0995512A2 (fr
EP0995512B1 (fr
Inventor
Jörg Hein
Aslan Göger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3A Composites International AG
Original Assignee
Alusuisse Technology and Management Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19909949A external-priority patent/DE19909949B4/de
Application filed by Alusuisse Technology and Management Ltd filed Critical Alusuisse Technology and Management Ltd
Publication of EP0995512A2 publication Critical patent/EP0995512A2/fr
Publication of EP0995512A3 publication Critical patent/EP0995512A3/fr
Application granted granted Critical
Publication of EP0995512B1 publication Critical patent/EP0995512B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • B21D26/045—Closing or sealing means

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Sealing Devices (AREA)
  • Gasket Seals (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
EP99810889A 1998-10-08 1999-10-01 Méthode et dispositif pour étancher un profilé creux ou similaire pendant le formage à haute pression Expired - Lifetime EP0995512B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19846467 1998-10-08
DE19846467 1998-10-08
DE19909949 1999-03-06
DE19909949A DE19909949B4 (de) 1998-10-08 1999-03-06 Vorrichtung und Verfahren zum Umformen eines Hohlprofils od. dgl. Werkstückes auf dem Wege des Innenhochdruck-Umformens

Publications (3)

Publication Number Publication Date
EP0995512A2 EP0995512A2 (fr) 2000-04-26
EP0995512A3 true EP0995512A3 (fr) 2001-04-11
EP0995512B1 EP0995512B1 (fr) 2003-10-22

Family

ID=26049387

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99810889A Expired - Lifetime EP0995512B1 (fr) 1998-10-08 1999-10-01 Méthode et dispositif pour étancher un profilé creux ou similaire pendant le formage à haute pression

Country Status (3)

Country Link
EP (1) EP0995512B1 (fr)
AT (1) ATE252429T1 (fr)
ES (1) ES2209372T3 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10056610A1 (de) * 2000-11-15 2002-05-23 Schuler Hydroforming Gmbh & Co Vorrichtung zur Innenhochdruck-Umformung von Hohlkörpern
DE10134321C1 (de) * 2001-07-14 2002-07-25 Benteler Automobiltechnik Gmbh Anordnung zum Abdichten eines Endabschnitts eines rohrförmigen Werkstücks in einem Werkzeug zum Innenhochdruckumformen
DE10311180B3 (de) * 2003-03-12 2004-02-12 Forschungsgesellschaft Umformtechnik Mbh Vorrichtung zum Abdichten der Enden eines Hohlprofils beim Innenhochdruckumformen
CN114618933A (zh) * 2022-03-01 2022-06-14 哈尔滨工业大学（威海） 一种用于管材冲压变形工艺的组合式充气密封方法及装置
CN117619984B (zh) * 2024-01-25 2024-05-07 维格斯(上海)流体技术有限公司 一种不锈钢管加工用水涨成型机

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1245164A (fr) * 1959-01-09 1960-11-04 Procédé de fabrication de tubes ronds et dispositif pour l'exécution de ce procédé
US3625040A (en) * 1969-08-06 1971-12-07 Koppy Tool Corp Method and apparatus for forming articles from a tubular blank
JPS57165134A (en) * 1981-04-03 1982-10-12 Hitachi Ltd Hydraulic bulge working device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1245164A (fr) * 1959-01-09 1960-11-04 Procédé de fabrication de tubes ronds et dispositif pour l'exécution de ce procédé
US3625040A (en) * 1969-08-06 1971-12-07 Koppy Tool Corp Method and apparatus for forming articles from a tubular blank
JPS57165134A (en) * 1981-04-03 1982-10-12 Hitachi Ltd Hydraulic bulge working device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 007, no. 005 (M - 184) 11 January 1983 (1983-01-11) *

Also Published As

Publication number Publication date
ES2209372T3 (es) 2004-06-16
EP0995512A2 (fr) 2000-04-26
EP0995512B1 (fr) 2003-10-22
ATE252429T1 (de) 2003-11-15

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