EP1075883A3 - Procédé de poinçonnage de pièces par haute pression interne - Google Patents

Procédé de poinçonnage de pièces par haute pression interne Download PDF

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Publication number
EP1075883A3
EP1075883A3 EP00114898A EP00114898A EP1075883A3 EP 1075883 A3 EP1075883 A3 EP 1075883A3 EP 00114898 A EP00114898 A EP 00114898A EP 00114898 A EP00114898 A EP 00114898A EP 1075883 A3 EP1075883 A3 EP 1075883A3
Authority
EP
European Patent Office
Prior art keywords
punch
high pressure
pressure forming
internal high
punching workpieces
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Withdrawn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
EP00114898A
Other languages
German (de)
English (en)
Other versions
EP1075883A2 (fr
Inventor
Paul Recktenwald
Anton Bauer
Viktor Messinger
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.)
Anton Bauer Werkzeug- und Maschinenbau & Co KG GmbH
Original Assignee
Anton Bauer Werkzeug- und Maschinenbau & Co KG GmbH
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 Anton Bauer Werkzeug- und Maschinenbau & Co KG GmbH filed Critical Anton Bauer Werkzeug- und Maschinenbau & Co KG GmbH
Publication of EP1075883A2 publication Critical patent/EP1075883A2/fr
Publication of EP1075883A3 publication Critical patent/EP1075883A3/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Withdrawn legal-status Critical Current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
    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/34—Perforating tools; Die holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
EP00114898A 1999-07-23 2000-07-12 Procédé de poinçonnage de pièces par haute pression interne Withdrawn EP1075883A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1999134663 DE19934663A1 (de) 1999-07-23 1999-07-23 Vorrichtung zum Lochen von Werkstücken beim Innenhochdruckumformen
DE19934663 1999-07-23

Publications (2)

Publication Number Publication Date
EP1075883A2 EP1075883A2 (fr) 2001-02-14
EP1075883A3 true EP1075883A3 (fr) 2003-05-21

Family

ID=7915866

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00114898A Withdrawn EP1075883A3 (fr) 1999-07-23 2000-07-12 Procédé de poinçonnage de pièces par haute pression interne

Country Status (2)

Country Link
EP (1) EP1075883A3 (fr)
DE (1) DE19934663A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358500B4 (de) * 2003-12-13 2007-09-20 Daimlerchrysler Ag Lochstempel zum Herstellen von Lochungen in der Wandung von mit Innenhochdruck beaufschlagten hohlen Bauteilen
US7159426B1 (en) * 2005-09-27 2007-01-09 Gm Global Technology Operations, Inc. Quick change assembly for hydroforming punches
CN109047613B (zh) * 2018-10-16 2020-10-30 黄杰 锻造设备用模具锁位结构

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5398533A (en) * 1994-05-26 1995-03-21 General Motors Corporation Apparatus for piercing hydroformed part
DE19506067C1 (de) * 1995-02-22 1996-06-20 Krupp Ag Hoesch Krupp Verfahren zum Ausschneiden eines Ausschnitts aus der Wandung eines als Hohlkörper ausgebildeten Bauteils und Vorrichtung zur Durchführung des Verfahrens
US5666840A (en) * 1996-06-13 1997-09-16 General Motors Corporation Method for piercing two aligned holes in a hydroformed tube

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5398533A (en) * 1994-05-26 1995-03-21 General Motors Corporation Apparatus for piercing hydroformed part
DE19506067C1 (de) * 1995-02-22 1996-06-20 Krupp Ag Hoesch Krupp Verfahren zum Ausschneiden eines Ausschnitts aus der Wandung eines als Hohlkörper ausgebildeten Bauteils und Vorrichtung zur Durchführung des Verfahrens
US5666840A (en) * 1996-06-13 1997-09-16 General Motors Corporation Method for piercing two aligned holes in a hydroformed tube

Also Published As

Publication number Publication date
EP1075883A2 (fr) 2001-02-14
DE19934663A1 (de) 2001-01-25

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