FR2374106A1 - Perfectionnements aux procedes de formage par impulsion magnetique - Google Patents

Perfectionnements aux procedes de formage par impulsion magnetique

Info

Publication number
FR2374106A1
FR2374106A1 FR7738552A FR7738552A FR2374106A1 FR 2374106 A1 FR2374106 A1 FR 2374106A1 FR 7738552 A FR7738552 A FR 7738552A FR 7738552 A FR7738552 A FR 7738552A FR 2374106 A1 FR2374106 A1 FR 2374106A1
Authority
FR
France
Prior art keywords
workpiece
magnetic pulse
metal tube
improved results
shaping system
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Withdrawn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
FR7738552A
Other languages
English (en)
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.)
ARDEF ASBL
Original Assignee
ARDEF ASBL
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 ARDEF ASBL filed Critical ARDEF ASBL
Publication of FR2374106A1 publication Critical patent/FR2374106A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/202—Electromagnets for high magnetic field strength
    • 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
    • B21D26/14—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces applying magnetic forces

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Induction Heating (AREA)

Abstract

L'invention concerne un procédé pour le formage d'un objet métallique par impulsions magnétiques. Le procédé est caractérisé en ce que au moins la partie dudit Le procédé est caractérisé en ce que au moins la partie dudit objet qui doit être soumise à la pression de déformation résultant de ladite impulsion est, avant cette opération, portée à une température appropriée pour réduire de façon predéterminée la valeur de sa limite élastique.
FR7738552A 1976-12-20 1977-12-15 Perfectionnements aux procedes de formage par impulsion magnetique Withdrawn FR2374106A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE849656 1976-12-20

Publications (1)

Publication Number Publication Date
FR2374106A1 true FR2374106A1 (fr) 1978-07-13

Family

ID=3861462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738552A Withdrawn FR2374106A1 (fr) 1976-12-20 1977-12-15 Perfectionnements aux procedes de formage par impulsion magnetique

Country Status (1)

Country Link
FR (1) FR2374106A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1830976A2 (fr) * 2004-12-27 2007-09-12 Dana Corporation Procede et appareil d'execution d'un processus de formage par impulsions magnetiques
CN108421874A (zh) * 2018-05-25 2018-08-21 福州大学 一种变截面金属管材电磁胀形装置及方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1830976A2 (fr) * 2004-12-27 2007-09-12 Dana Corporation Procede et appareil d'execution d'un processus de formage par impulsions magnetiques
EP1830976A4 (fr) * 2004-12-27 2008-11-26 Dana Corp Procede et appareil d'execution d'un processus de formage par impulsions magnetiques
CN108421874A (zh) * 2018-05-25 2018-08-21 福州大学 一种变截面金属管材电磁胀形装置及方法
CN108421874B (zh) * 2018-05-25 2024-03-29 福州大学 一种变截面金属管材电磁胀形装置及方法

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Legal Events

Date Code Title Description
ST Notification of lapse