EP1656224A1 - Systeme pour commander le processus d'etirage dans une presse de transfert - Google Patents

Systeme pour commander le processus d'etirage dans une presse de transfert

Info

Publication number
EP1656224A1
EP1656224A1 EP04741376A EP04741376A EP1656224A1 EP 1656224 A1 EP1656224 A1 EP 1656224A1 EP 04741376 A EP04741376 A EP 04741376A EP 04741376 A EP04741376 A EP 04741376A EP 1656224 A1 EP1656224 A1 EP 1656224A1
Authority
EP
European Patent Office
Prior art keywords
pressure
piston
chamber
differential cylinder
rod
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
EP04741376A
Other languages
German (de)
English (en)
Other versions
EP1656224B1 (fr
Inventor
Stefan Arns
Helmut Behl
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.)
Bosch Rexroth AG
Original Assignee
Bosch Rexroth AG
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 Bosch Rexroth AG filed Critical Bosch Rexroth AG
Publication of EP1656224A1 publication Critical patent/EP1656224A1/fr
Application granted granted Critical
Publication of EP1656224B1 publication Critical patent/EP1656224B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/14—Control arrangements for mechanically-driven presses
    • B30B15/148—Electrical control arrangements
    • 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
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/02—Die-cushions
    • 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
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
    • B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/163—Control arrangements for fluid-driven presses for accumulator-driven presses
EP04741376A 2003-08-07 2004-08-06 Systeme pour commander le processus d'etirage dans une presse de transfert Active EP1656224B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10336279A DE10336279A1 (de) 2003-08-07 2003-08-07 Einrichtung zur Steuerung des Ziehvorgangs bei einer Transferpresse
PCT/EP2004/008807 WO2005016571A1 (fr) 2003-08-07 2004-08-06 Systeme pour commander le processus d'etirage dans une presse de transfert

Publications (2)

Publication Number Publication Date
EP1656224A1 true EP1656224A1 (fr) 2006-05-17
EP1656224B1 EP1656224B1 (fr) 2008-04-02

Family

ID=34112007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04741376A Active EP1656224B1 (fr) 2003-08-07 2004-08-06 Systeme pour commander le processus d'etirage dans une presse de transfert

Country Status (7)

Country Link
US (1) US7827843B2 (fr)
EP (1) EP1656224B1 (fr)
JP (1) JP2007507349A (fr)
AT (1) ATE390966T1 (fr)
DE (2) DE10336279A1 (fr)
ES (1) ES2302006T3 (fr)
WO (1) WO2005016571A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005012876A1 (de) * 2005-03-19 2006-09-21 Müller Weingarten AG Verfahren und Vorrichtung zur Steuerung und Regelung von servo-elektrischen Ziehkissen
US7765848B2 (en) * 2006-04-14 2010-08-03 Honda Motor Co., Ltd. Press working method and press working apparatus
DE102006058630B4 (de) * 2006-12-13 2012-12-06 Schuler Pressen Gmbh & Co. Kg Elektrohydraulische Pressenhaupt- oder Nebenantriebseinrichtung, insbesondere elektrohydraulischer Ziehkissenantrieb
DE102008003106A1 (de) * 2008-01-01 2009-07-02 Dieffenbacher Gmbh + Co. Kg Verfahren zum energiesparenden Betreiben einer hydraulischen Presse und eine energiesparende und wartungsarme hydraulische Presse
DE502008002530D1 (de) * 2008-08-25 2011-03-17 Feintool Ip Ag Verfahren und Vorrichtung zum Steuern des Gleichlaufs von Zylinder/Kolbeneinheiten und zur Druckspitzenreduzierung beim Umformen und/oder Feinstanzen auf Pressen
CN102215996B (zh) * 2008-11-18 2015-07-01 会田工程技术有限公司 用于压床的模具缓冲装置
DE102009058407A1 (de) 2009-12-15 2011-06-16 Robert Bosch Gmbh Hydraulischer Pressenantrieb
JP5844768B2 (ja) * 2013-04-11 2016-01-20 アイダエンジニアリング株式会社 ダイクッション装置
JP5852707B2 (ja) 2014-06-11 2016-02-03 アイダエンジニアリング株式会社 ダイクッション装置
JP6153270B2 (ja) * 2015-12-24 2017-06-28 アイダエンジニアリング株式会社 ダイクッション装置及びダイクッション装置の制御方法
CN105729850B (zh) * 2016-04-26 2017-06-16 中国重型机械研究院股份公司 液压差动式机械压力机
JP6356198B2 (ja) * 2016-10-31 2018-07-11 アイダエンジニアリング株式会社 プレス機械のダイクッション装置
JP6386115B1 (ja) * 2017-02-27 2018-09-05 アイダエンジニアリング株式会社 ダイクッション装置
DE102019213732A1 (de) * 2019-09-10 2021-03-11 Robert Bosch Gmbh Elektrohydraulischer Antrieb, insbesondere für ein Ziehkissen einer Presse

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4721028A (en) * 1983-03-31 1988-01-26 Cincinnati Incorporated Control system for hydraulic presses
JPS63273524A (ja) * 1987-05-01 1988-11-10 Ishikawajima Harima Heavy Ind Co Ltd ダイクッション制御方法
JPH0829364B2 (ja) * 1987-08-28 1996-03-27 石川島播磨重工業株式会社 プレス機械のダイクッション装置
EP0556390B1 (fr) * 1990-11-02 1996-07-24 Kabushiki Kaisha Komatsu Seisakusho Dispositif de coussin de serre-flan d'une presse
DE4117102A1 (de) 1991-05-25 1992-11-26 Schuler Gmbh L Presse mit zieheinrichtung
WO1993001012A1 (fr) * 1991-07-01 1993-01-21 Kabushiki Kaisha Komatsu Seisakusho Systeme d'amortissement de matrice dans une presse
DE4309641A1 (de) 1992-03-27 1993-09-30 Rexroth Mannesmann Gmbh Hydraulischer Antrieb für eine Presse, insbesondere für eine Blechformpresse
DE19543876A1 (de) * 1995-11-24 1997-05-28 Rexroth Mannesmann Gmbh Verfahren und Vorrichtung zur Ansteuerung einer Hydroanlage eines Arbeitsgerätes
DE19639220A1 (de) 1996-09-25 1998-03-26 Erfurt Umformtechnik Gmbh Einrichtung zur Vorbeschleunigung vom Blechhalter einfachwirkender Pressen
JP3433415B2 (ja) * 1997-04-21 2003-08-04 アイダエンジニアリング株式会社 プレス機械のスライド駆動装置
US5966981A (en) * 1997-12-01 1999-10-19 Teledyne Industries, Inc. Press assembly
US6205828B1 (en) * 1998-08-24 2001-03-27 Honda Giken Kogyo Kabushiki Kaisha Forging die, and method and apparatus for controlling the same
EP1025922B1 (fr) * 1999-02-05 2002-06-26 Strömsholmen AB Dispositif hydraulique pour la mise en oeuvre d'une opération additionelle dans un outil de presse pour le formage de tôles
ES2190833B1 (es) * 2000-03-30 2004-07-01 Fagor, S. Coop Prensa con cojin hidraulico con sistema de control de fuerza y posicion.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2005016571A1 *

Also Published As

Publication number Publication date
US20060254337A1 (en) 2006-11-16
WO2005016571A1 (fr) 2005-02-24
US7827843B2 (en) 2010-11-09
DE10336279A1 (de) 2005-03-03
EP1656224B1 (fr) 2008-04-02
DE502004006732D1 (de) 2008-05-15
ATE390966T1 (de) 2008-04-15
JP2007507349A (ja) 2007-03-29
ES2302006T3 (es) 2008-07-01

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