EP0280056A3 - Hydraulic cold-forging press - Google Patents

Hydraulic cold-forging press Download PDF

Info

Publication number
EP0280056A3
EP0280056A3 EP88101156A EP88101156A EP0280056A3 EP 0280056 A3 EP0280056 A3 EP 0280056A3 EP 88101156 A EP88101156 A EP 88101156A EP 88101156 A EP88101156 A EP 88101156A EP 0280056 A3 EP0280056 A3 EP 0280056A3
Authority
EP
European Patent Office
Prior art keywords
forging press
hydraulic cold
hydraulic
cold
forging
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.)
Granted
Application number
EP88101156A
Other languages
German (de)
Other versions
EP0280056B1 (en
EP0280056A2 (en
Inventor
Gunter Dipl.-Ing. Hofmann (Fh)
Herbert Dipl.-Ing. Ruger (Fh)
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.)
Langenstein and Schemann GmbH
Original Assignee
Langenstein and Schemann 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 Langenstein and Schemann GmbH filed Critical Langenstein and Schemann GmbH
Publication of EP0280056A2 publication Critical patent/EP0280056A2/en
Publication of EP0280056A3 publication Critical patent/EP0280056A3/en
Application granted granted Critical
Publication of EP0280056B1 publication Critical patent/EP0280056B1/en
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
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction
    • B21J9/06—Swaging presses; Upsetting presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction
    • B21J9/027—Special design or construction with punches moving along auxiliary lateral directions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/10—Drives for forging presses
    • B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/10—Drives for forging presses
    • B21J9/20—Control devices specially adapted to forging presses not restricted to one of the preceding subgroups

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
EP88101156A 1987-02-26 1988-01-27 Hydraulic cold-forging press Expired - Lifetime EP0280056B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3706193 1987-02-26
DE19873706193 DE3706193A1 (en) 1987-02-26 1987-02-26 HYDRAULIC COLD FLOW PRESS

Publications (3)

Publication Number Publication Date
EP0280056A2 EP0280056A2 (en) 1988-08-31
EP0280056A3 true EP0280056A3 (en) 1990-05-23
EP0280056B1 EP0280056B1 (en) 1992-04-15

Family

ID=6321817

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88101156A Expired - Lifetime EP0280056B1 (en) 1987-02-26 1988-01-27 Hydraulic cold-forging press

Country Status (4)

Country Link
US (1) US4831861A (en)
EP (1) EP0280056B1 (en)
JP (1) JPH0677785B2 (en)
DE (1) DE3706193A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103042147A (en) * 2012-12-31 2013-04-17 中国重型机械研究院股份公司 Heavy forging and pressing device and high-speed hydraulic control method

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0549793A1 (en) * 1991-07-18 1993-07-07 Aida Engineering Ltd. Method of plastic forming
DE4331017C2 (en) * 1993-09-13 1999-09-23 Langenstein & Schemann Gmbh Process for controlling a stone molding press
DE4412224A1 (en) * 1994-04-09 1995-10-12 Graebener Pressensysteme Gmbh Press for cold forming metal workpieces
FR2723484B1 (en) * 1994-08-05 1996-10-31 Endreprise Ind Sa L ELECTRIC BEAM PREPARATION MACHINE HAVING SEVERAL CRIMPING STATIONS
DE19882375B4 (en) * 1997-04-22 2006-04-13 Komatsu Industries Corp. Forging-lowering device and compression forging method
DE19833604A1 (en) * 1997-07-29 1999-02-04 Luk Fahrzeug Hydraulik Compact compressor for air conditioning in vehicle
US5946966A (en) * 1997-09-24 1999-09-07 Tool Dex, Inc. Upset forging machine assembly having a quick change header
US6151937A (en) * 1999-02-17 2000-11-28 Amcast Industrial Corporation Machine for forming T-shaped tubular components using a forming material insert
DE10047467C5 (en) * 2000-09-21 2009-08-06 Schuler Pressen Gmbh & Co. Kg Apparatus and method for forming, in particular with hydraulic closing device
AU2003229215A1 (en) * 2002-06-03 2003-12-19 Alcan International Limited Linear drive metal forming machine
SE526302C2 (en) * 2004-10-01 2005-08-16 Stroemsholmen Ab Impact plate and plate forming tool including such impact plate
US7343768B2 (en) * 2006-04-12 2008-03-18 Gm Global Technology Operations, Inc. Method of net-forming an article and apparatus for same
DE202009008413U1 (en) 2009-06-16 2009-09-10 Dold Kaltfließpressteile GmbH Tool system for a forming press
IT1396156B1 (en) * 2009-10-05 2012-11-16 Hydromec S R L MACHINE FOR HOT MOLDING OF METALLIC ARTICLES.
CN101890467B (en) * 2010-07-07 2015-07-08 葫芦岛龙源采油配套设备有限公司 Hydraulic upsetter
CN103163065B (en) * 2013-02-05 2014-09-17 上海交通大学 Cold extrusion lubricating effect detecting device and detecting method
CN103111484B (en) * 2013-03-20 2014-11-26 龙西新 Metal plastic forming device with bidirectional extrusion function
CN103240294B (en) * 2013-06-05 2015-03-25 株洲市文佳实业有限公司 Metal plastic extrusion forming host machine
CN103394623A (en) * 2013-07-10 2013-11-20 如皋透平叶片制造有限公司 Mound head disposing mold with valve rod smaller than 20 cun
JP6123810B2 (en) * 2015-01-08 2017-05-10 マツダ株式会社 Double-acting system for forging dies
GB201707519D0 (en) * 2017-05-10 2017-06-21 Imp Innovations Ltd A method for forming curved lengths of extruded profiles/sections in metal alloys
CN112517658B (en) * 2020-10-16 2022-04-08 中北大学 Bidirectional differential extrusion forming die for external longitudinal rib cylindrical part

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321818A (en) * 1979-10-03 1982-03-30 Kawaski Yukon Kabushiki Kaisha Closed forging press
DE3223517A1 (en) * 1982-06-24 1983-12-29 Friedrich Dr.-Ing. 5828 Ennepetal Keilholz Control system for a hydraulically driven metal-forming press
DE3230930A1 (en) * 1982-08-20 1984-02-23 Schirmer, Plate und Siempelkamp Hydraulische Pressen GmbH, 4150 Krefeld Controlling circuit arrangement in a forming press

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3180129A (en) * 1961-10-19 1965-04-27 Eumuco Ag Fur Maschb Top-pressure forging hammer
JPS511397Y2 (en) * 1971-04-05 1976-01-16
DE2141980C3 (en) * 1971-08-21 1975-10-23 Eumuco Ag Fuer Maschinenbau, 5090 Leverkusen Hydraulic multi-stage cold extrusion press
CH617368A5 (en) * 1977-05-06 1980-05-30 Supervis Ets Method for the production of a workpiece by extrusion, application of the method and an apparatus for carrying out the method
DE2747548C2 (en) * 1977-10-22 1986-04-17 Thyssen Industrie Ag, 4300 Essen Press with control circuit
JPS59130642A (en) * 1983-01-14 1984-07-27 Koyo Seiko Co Ltd Hydraulically driven closed forging machine
JPS6030545A (en) * 1983-07-28 1985-02-16 Sumitomo Heavy Ind Ltd Closed forging device
DE3429490A1 (en) * 1983-08-12 1985-02-21 Kabushiki Kaisha Komatsu Seisakusho, Tokio/Tokyo FORGING MACHINE WITH CLOSED DIE
JPS6076240A (en) * 1983-10-03 1985-04-30 Sumitomo Heavy Ind Ltd Hydraulic forging device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321818A (en) * 1979-10-03 1982-03-30 Kawaski Yukon Kabushiki Kaisha Closed forging press
DE3223517A1 (en) * 1982-06-24 1983-12-29 Friedrich Dr.-Ing. 5828 Ennepetal Keilholz Control system for a hydraulically driven metal-forming press
DE3230930A1 (en) * 1982-08-20 1984-02-23 Schirmer, Plate und Siempelkamp Hydraulische Pressen GmbH, 4150 Krefeld Controlling circuit arrangement in a forming press

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Band 8, Nr. 258 (M-340)[1695], 27. November 1984; & JP-A-59 130 642 (KOYO SEIKI) 27-07-1984 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103042147A (en) * 2012-12-31 2013-04-17 中国重型机械研究院股份公司 Heavy forging and pressing device and high-speed hydraulic control method
CN103042147B (en) * 2012-12-31 2014-07-02 中国重型机械研究院股份公司 Heavy forging and pressing device and high-speed hydraulic control method

Also Published As

Publication number Publication date
EP0280056B1 (en) 1992-04-15
DE3706193A1 (en) 1988-09-08
US4831861A (en) 1989-05-23
EP0280056A2 (en) 1988-08-31
DE3706193C2 (en) 1990-12-20
JPH0677785B2 (en) 1994-10-05
JPS63230243A (en) 1988-09-26

Similar Documents

Publication Publication Date Title
EP0280056A3 (en) Hydraulic cold-forging press
GB2209382B (en) Hydraulic unit
GB8707127D0 (en) Hydraulic transmission
EP0296614A3 (en) Hydraulic booster
GB2163700B (en) Hydraulic press
GB8805577D0 (en) Hydraulic press
EP0308920A3 (en) Hydraulic booster
EP0284903A3 (en) Piston press
GB2204505B (en) Press
SU1488610A1 (en) Hydraulic cylinder
PL269954A1 (en) Hydraulic wrench
GB8511070D0 (en) Forging press
BG44253A1 (en) Small size hydraulic press
GB8721034D0 (en) Hydraulic ram
GB8706618D0 (en) Hydraulic ram
GB8703565D0 (en) Hydraulic ram
GB8702883D0 (en) Hydraulic ram
GB8919497D0 (en) Hydraulic press
PL267494A1 (en) Universal hydraulic press
GB8707967D0 (en) Ram for press
PL268917A1 (en) Hydraulic brake
AU2385388A (en) Improved die press
BG45736A1 (en) Para- piston hydraulic press
BG38062A1 (en) Hydraulic press
PL246149A1 (en) Hand hydraulic press

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE

RBV Designated contracting states (corrected)

Designated state(s): CH FR GB IT LI

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): CH FR GB IT LI

17P Request for examination filed

Effective date: 19900727

17Q First examination report despatched

Effective date: 19910829

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH FR GB IT LI

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
ET Fr: translation filed
ITF It: translation for a ep patent filed

Owner name: MODIANO & ASSOCIATI S.R.L.

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19950112

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19950116

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 19950217

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19960127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Effective date: 19960131

Ref country code: CH

Effective date: 19960131

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19960127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19960930

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050127