GB1262072A

GB1262072A – Improvements in or relating to electro-hydraulic forming apparatus
– Google Patents

GB1262072A – Improvements in or relating to electro-hydraulic forming apparatus
– Google Patents
Improvements in or relating to electro-hydraulic forming apparatus

Info

Publication number
GB1262072A

GB1262072A
GB04813/68A
GB1481368A
GB1262072A
GB 1262072 A
GB1262072 A
GB 1262072A
GB 04813/68 A
GB04813/68 A
GB 04813/68A
GB 1481368 A
GB1481368 A
GB 1481368A
GB 1262072 A
GB1262072 A
GB 1262072A
Authority
GB
United Kingdom
Prior art keywords
wire
nozzle
electrode
feed
insert
Prior art date
1968-03-27
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

Application number
GB04813/68A
Inventor
Donald Harrison
John Daniel Moscrop
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.)

Vickers Ltd

Original Assignee
Vickers 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.)
1968-03-27
Filing date
1968-03-27
Publication date
1972-02-02

1968-03-27
Application filed by Vickers Ltd
filed
Critical
Vickers Ltd

1968-03-27
Priority to GB04813/68A
priority
Critical
patent/GB1262072A/en

1972-02-02
Publication of GB1262072A
publication
Critical
patent/GB1262072A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

B21D26/06—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 by shock waves

B21D26/10—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 by shock waves generated by evaporation, e.g. of wire, of liquids

H—ELECTRICITY

H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS

H05H1/00—Generating plasma; Handling plasma

Abstract

1,262,072. Electro-hydraulic forming. VICKERS Ltd. 27 June, 1969 [27 March, 1968], No. 14813/68. Heading B3Q. [Also in Division H1] A wire-fed electrode 25, Fig. 4, for electrohydraulic forming apparatus comprises a tubular body 26 having a removable nozzle 28 and means for electrically insulating the wire W from the body, the insulation including an insert 31 in the nozzle for preventing welding of the wire to the nozzle during an electrical discharge and the entry of liquid into the electrode. In the example, a copper nozzle 28 is screwthreaded into a brass body 26 and clamps a collar 39 about a coating or a shrink-fitted insulating cover 38. The wire-insulating bush 27 and insert 31 are of p.t.f.e., the insert engaging screwthreads in the nozzle and having a base small enough to prevent entry of water past the wire. The wire is fully insulated from the electrode. Operation; wire-feed.-The electrode 25 and apparatus for straightening and feeding the wire are mounted on an insulating plate 1, Fig. 1. Wire from a drum is drawn by a driven wheel 13 over straightening pulleys 2, 3, 4, the pulley 3 being adjustable and spring-loaded about a pivot 7. Another adjustable wheel 14 holds the wire against the wheel 13, which is fixed by screws 15 to a plastics roller (16), Fig. 2 (not shown), driven, through a gear-box (18), by an electromotor. The roller (16) has fins (19) to increase the tracking path and prevent electrical leakage to the motor. When sufficient wire has been fed through the nozzle 28 to make contact with an opposite, current-conducting electrode, a D.C. operated brake (not shown) stops the feed-motor, a timer also being included in the control. After the wire has been disrupted by an electrical discharge to form a workpiece in a die, the brake and other controls are released automatically and the feed resumes.

GB04813/68A
1968-03-27
1968-03-27
Improvements in or relating to electro-hydraulic forming apparatus

Expired

GB1262072A
(en)

Priority Applications (1)

Application Number
Priority Date
Filing Date
Title

GB04813/68A

GB1262072A
(en)

1968-03-27
1968-03-27
Improvements in or relating to electro-hydraulic forming apparatus

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

GB04813/68A

GB1262072A
(en)

1968-03-27
1968-03-27
Improvements in or relating to electro-hydraulic forming apparatus

Publications (1)

Publication Number
Publication Date

GB1262072A
true

GB1262072A
(en)

1972-02-02

Family
ID=10047932
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB04813/68A
Expired

GB1262072A
(en)

1968-03-27
1968-03-27
Improvements in or relating to electro-hydraulic forming apparatus

Country Status (1)

Country
Link

GB
(1)

GB1262072A
(en)

Cited By (6)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US7516634B1
(en)

2008-05-05
2009-04-14
Ford Global Technologies, Llc
Electrohydraulic forming tool

US7802457B2
(en)

2008-05-05
2010-09-28
Ford Global Technologies, Llc
Electrohydraulic forming tool and method of forming sheet metal blank with the same

US7810366B2
(en)

2008-05-05
2010-10-12
Ford Global Technologies, Llc
Electrohydraulic trimming, flanging, and hemming of blanks

US7827838B2
(en)

2008-05-05
2010-11-09
Ford Global Technologies, Llc
Pulsed electro-hydraulic calibration of stamped panels

US8534106B2
(en)

2009-10-19
2013-09-17
Ford Global Technologies, Llc
Hydromechanical drawing process and machine

CN108544110A
(en)

*

2018-04-19
2018-09-18
中铁宝桥(扬州)有限公司
A kind of slab ultra-narrow gap wire drive unit of laser wire-filling welding device with alignment function

1968

1968-03-27
GB
GB04813/68A
patent/GB1262072A/en
not_active
Expired

Cited By (7)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US7516634B1
(en)

2008-05-05
2009-04-14
Ford Global Technologies, Llc
Electrohydraulic forming tool

US7802457B2
(en)

2008-05-05
2010-09-28
Ford Global Technologies, Llc
Electrohydraulic forming tool and method of forming sheet metal blank with the same

US7810366B2
(en)

2008-05-05
2010-10-12
Ford Global Technologies, Llc
Electrohydraulic trimming, flanging, and hemming of blanks

US7827838B2
(en)

2008-05-05
2010-11-09
Ford Global Technologies, Llc
Pulsed electro-hydraulic calibration of stamped panels

US8534106B2
(en)

2009-10-19
2013-09-17
Ford Global Technologies, Llc
Hydromechanical drawing process and machine

US9375775B2
(en)

2009-10-19
2016-06-28
Ford Global Technologies, Llc
Hydromechanical drawing process and machine

CN108544110A
(en)

*

2018-04-19
2018-09-18
中铁宝桥(扬州)有限公司
A kind of slab ultra-narrow gap wire drive unit of laser wire-filling welding device with alignment function

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