DE59402350D1 - Verfahren und Vorrichtung zur innendruckgestützten Umformung von metallischen Hohlprofilen - Google Patents

Verfahren und Vorrichtung zur innendruckgestützten Umformung von metallischen Hohlprofilen

Info

Publication number
DE59402350D1
DE59402350D1 DE59402350T DE59402350T DE59402350D1 DE 59402350 D1 DE59402350 D1 DE 59402350D1 DE 59402350 T DE59402350 T DE 59402350T DE 59402350 T DE59402350 T DE 59402350T DE 59402350 D1 DE59402350 D1 DE 59402350D1
Authority
DE
Germany
Prior art keywords
pressure
blank
internal pressure
press rams
hollow metal
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.)
Expired - Lifetime
Application number
DE59402350T
Other languages
English (en)
Inventor
Gerfried Auer
Ernst Dr Bitsche
Alexander Dipl Ing Dr Renner
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.)
ELB-FORM GMBH, SCHLINS, AT
Original Assignee
SUBSANA ANSTALT
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3511912&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE59402350(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SUBSANA ANSTALT filed Critical SUBSANA ANSTALT
Application granted granted Critical
Publication of DE59402350D1 publication Critical patent/DE59402350D1/de
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
    • B21D26/037—Forming branched tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/29—Making branched pieces, e.g. T-pieces
    • B21C37/294—Forming collars by compressing a fluid or a yieldable or resilient mass in the tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Forging (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
DE59402350T 1993-07-08 1994-07-08 Verfahren und Vorrichtung zur innendruckgestützten Umformung von metallischen Hohlprofilen Expired - Lifetime DE59402350D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0134693A ATA134693A (de) 1993-07-08 1993-07-08 Verfahren zur innendruckgestützten umformung von metallischen hohlprofilen sowie vorrichtung zur durchführung dieses verfahrens

Publications (1)

Publication Number Publication Date
DE59402350D1 true DE59402350D1 (de) 1997-05-15

Family

ID=3511912

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59402350T Expired - Lifetime DE59402350D1 (de) 1993-07-08 1994-07-08 Verfahren und Vorrichtung zur innendruckgestützten Umformung von metallischen Hohlprofilen

Country Status (4)

Country Link
EP (1) EP0633075B2 (de)
AT (2) ATA134693A (de)
DE (1) DE59402350D1 (de)
ES (1) ES2102801T5 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128936A (en) * 1998-09-09 2000-10-10 Kabushiki Kaisha Opton Bulging device and bulging method
FR2787357B1 (fr) 1998-12-18 2001-03-16 Tubes Et Formes Procede et dispositif de realisation par hydroformage d'un piquage incline a partir d'un tube metallique
US7832244B2 (en) 2008-03-13 2010-11-16 Gm Global Technology Operations, Inc. Controlling fluid pressure in a hydroforming process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2331430A (en) † 1941-08-27 1943-10-12 Chase Brass & Copper Co Apparatus for making hollow articles
FR1048482A (fr) * 1950-09-18 1953-12-22 Ici Ltd Fabrication de raccords de tuyaux à branchements
GB1083354A (en) † 1963-12-21 1967-09-13 Agency Ind Science Techn A liquid pressure bulge forming apparatus and process
US3350905A (en) * 1963-12-21 1967-11-07 Agency Ind Science Techn Liquid pressure bulge forming apparatus
FR2477918A1 (fr) * 1980-03-13 1981-09-18 Vallourec Procede perfectionne pour fabriquer des pieces par hydroflambage et dispositif pour la mise en oeuvre de ce procede

Also Published As

Publication number Publication date
EP0633075A1 (de) 1995-01-11
ATA134693A (de) 1999-10-15
ES2102801T5 (es) 2000-04-16
EP0633075B1 (de) 1997-04-09
ES2102801T3 (es) 1997-08-01
ATE151317T1 (de) 1997-04-15
EP0633075B2 (de) 1999-12-22

Similar Documents

Publication Publication Date Title
TW259730B (en) Stretch controlled forming mechanism and method for forming metal blanks
EP0758565A1 (de) Verfahren und Vorrichtung zum Herstellen von doppelwandigen Durchbrechungen in Bauteilen nach dem Innenhochdruck-Umform-verfahren sowie ein damit hergestellter Querlenker
DE3765869D1 (de) Verfahren zur herstellung von geformten metallteilen.
BR0211775A (pt) Método de conformar uma peça, aparelho de conformação e produto
EP0249775A3 (de) Verfahren zum Steuern einer Hebestütze an Blechpressen
ATE185502T1 (de) Verfahren und vorrichtung zum rundbiegen von buchsen
DE69518484T2 (de) Verfahren zur plastischen verformung von materialien
DE59402350D1 (de) Verfahren und Vorrichtung zur innendruckgestützten Umformung von metallischen Hohlprofilen
ATE139219T1 (de) Verfahren und vorrichtung zum quasiisostatischen pressen von insbesondere thermoplastisch gebundenen präzisionssprengladungen
ES2044343T3 (es) Procedimiento para la fabricacion de piezas estampadas o forjadas en estampa.
PT787543E (pt) Processo para a extrusao continua de um perfil ou corpo semelhante, a partir de uma barra bem como um dispositivo para o mesmo
ATE9283T1 (de) Verfahren zur druckverformung von werkstuecken und vorrichtung zur durchfuehrung dieses verfahrens.
HUT72292A (en) Method and apparatus for the heat treatment of shaped, rolled products
ATE70747T1 (de) Verfahren zum herstellen konischer metalldosen und werkzeug zur durchfuehrung des verfahrens.
ATE253422T1 (de) Verfahren zur massivumformung von axial- symmetrischen metallischen bauteilen
DE69406609T2 (de) Verfahren zur Herstellung des Zugdorns eines Blindniets
ES2010027A6 (es) Un metodo y aparato para aplicar una fuerza a la superficie de una pieza de trabajo.
NO994454L (no) Fremgangsmõte og anordning for ekstrudering av hulprofiler eller lignende
EP0852165A3 (de) Verfahren und Vorrichtung zur Erzeugung von umhüllten Stranggiessprodukten
Auer et al. Process and device for the internal-pressure-assisted forming of metallic hollow sections
EP0979693A3 (de) Dichtkanal für eine Tür- oder Heckklappenöffnung bzw. Verfahren zu dessen Herstellung
GB1434215A (en) Method and apparatus for the manufacture of beams
JPS55100923A (en) Method and apparatus for correcting strain at heat treatment
ATE167413T1 (de) Verfahren und vorrichtung zum ziehen von metallischen rohlingen zur herstellung sogenannter tiefziehwerkstücke
RU2069593C1 (ru) Способ штамповки полых деталей

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ELB-FORM GMBH, SCHLINS, AT

8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings