EP0974410A3 - Dispositif à contrôle hydraulique pour élément de tenue à contrepression - Google Patents

Dispositif à contrôle hydraulique pour élément de tenue à contrepression Download PDF

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Publication number
EP0974410A3
EP0974410A3 EP99850120A EP99850120A EP0974410A3 EP 0974410 A3 EP0974410 A3 EP 0974410A3 EP 99850120 A EP99850120 A EP 99850120A EP 99850120 A EP99850120 A EP 99850120A EP 0974410 A3 EP0974410 A3 EP 0974410A3
Authority
EP
European Patent Office
Prior art keywords
counterpressure
embossing
counterpressure element
machine
hydraulic cylinder
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.)
Withdrawn
Application number
EP99850120A
Other languages
German (de)
English (en)
Other versions
EP0974410A2 (fr
Inventor
Technology Ab Ep
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.)
EP Technology AB
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of EP0974410A2 publication Critical patent/EP0974410A2/fr
Publication of EP0974410A3 publication Critical patent/EP0974410A3/fr
Withdrawn legal-status Critical Current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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • 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
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
    • B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Press Drives And Press Lines (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
EP99850120A 1998-07-17 1999-07-09 Dispositif à contrôle hydraulique pour élément de tenue à contrepression Withdrawn EP0974410A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9802566A SE518856C2 (sv) 1998-07-17 1998-07-17 Verktyg med hydrauliskt styrt mothåll
SE9802566 1998-07-17

Publications (2)

Publication Number Publication Date
EP0974410A2 EP0974410A2 (fr) 2000-01-26
EP0974410A3 true EP0974410A3 (fr) 2003-04-23

Family

ID=20412109

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99850120A Withdrawn EP0974410A3 (fr) 1998-07-17 1999-07-09 Dispositif à contrôle hydraulique pour élément de tenue à contrepression

Country Status (2)

Country Link
EP (1) EP0974410A3 (fr)
SE (1) SE518856C2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0215528D0 (en) * 2002-07-05 2002-08-14 Naylor Ian Multiple task foiling machine
US11292047B2 (en) * 2019-05-03 2022-04-05 Ford Global Technologies Mechanical die pressure monitoring system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4035005A1 (de) * 1990-11-03 1992-05-07 Erfurt Umformtechnik Gmbh Hydraulischer blechhalter fuer einfachwirkende pressen
EP0565347A2 (fr) * 1992-04-07 1993-10-13 Toyota Jidosha Kabushiki Kaisha Méthode et appareil pour mesurer la force de serre-flan agissant sur un anneau de pression d'une presse
EP0692323A2 (fr) * 1994-07-15 1996-01-17 Toyota Jidosha Kabushiki Kaisha Presse à cylindres d'amortissement comportant deux chambres dont la différence de pression est ajustable par un réglage de la force de retenue des pièces découpées
EP0806256A2 (fr) * 1996-05-06 1997-11-12 Müller-Weingarten AG Procédé de contrÔle du coulement de matériau pendant l'emboutissage des pièces de tÔle et dispositif pour la mise en oeuvre du procédé

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4035005A1 (de) * 1990-11-03 1992-05-07 Erfurt Umformtechnik Gmbh Hydraulischer blechhalter fuer einfachwirkende pressen
EP0565347A2 (fr) * 1992-04-07 1993-10-13 Toyota Jidosha Kabushiki Kaisha Méthode et appareil pour mesurer la force de serre-flan agissant sur un anneau de pression d'une presse
EP0692323A2 (fr) * 1994-07-15 1996-01-17 Toyota Jidosha Kabushiki Kaisha Presse à cylindres d'amortissement comportant deux chambres dont la différence de pression est ajustable par un réglage de la force de retenue des pièces découpées
EP0806256A2 (fr) * 1996-05-06 1997-11-12 Müller-Weingarten AG Procédé de contrÔle du coulement de matériau pendant l'emboutissage des pièces de tÔle et dispositif pour la mise en oeuvre du procédé

Also Published As

Publication number Publication date
EP0974410A2 (fr) 2000-01-26
SE9802566L (sv) 2000-01-18
SE518856C2 (sv) 2002-11-26
SE9802566D0 (sv) 1998-07-17

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