EP0311779A3 - Hydraulic control system for a press - Google Patents

Hydraulic control system for a press Download PDF

Info

Publication number
EP0311779A3
EP0311779A3 EP88114159A EP88114159A EP0311779A3 EP 0311779 A3 EP0311779 A3 EP 0311779A3 EP 88114159 A EP88114159 A EP 88114159A EP 88114159 A EP88114159 A EP 88114159A EP 0311779 A3 EP0311779 A3 EP 0311779A3
Authority
EP
European Patent Office
Prior art keywords
press
control system
hydraulic control
hydraulic
control
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
EP88114159A
Other languages
German (de)
Other versions
EP0311779A2 (en
EP0311779B1 (en
Inventor
Gert Dipl.-Ing. Stockbauer
Heinz Ing.(Grad.) Walter
Dieter Weigle
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0311779A2 publication Critical patent/EP0311779A2/en
Publication of EP0311779A3 publication Critical patent/EP0311779A3/en
Application granted granted Critical
Publication of EP0311779B1 publication Critical patent/EP0311779B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/161—Control arrangements for fluid-driven presses controlling the ram speed and ram pressure, e.g. fast approach speed at low pressure, low pressing speed at high pressure
EP88114159A 1987-10-10 1988-08-31 Hydraulic control system for a press Expired - Lifetime EP0311779B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873734329 DE3734329A1 (en) 1987-10-10 1987-10-10 HYDRAULIC CONTROL DEVICE FOR A PRESS
DE3734329 1987-10-10

Publications (3)

Publication Number Publication Date
EP0311779A2 EP0311779A2 (en) 1989-04-19
EP0311779A3 true EP0311779A3 (en) 1990-04-25
EP0311779B1 EP0311779B1 (en) 1993-10-27

Family

ID=6338063

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88114159A Expired - Lifetime EP0311779B1 (en) 1987-10-10 1988-08-31 Hydraulic control system for a press

Country Status (2)

Country Link
EP (1) EP0311779B1 (en)
DE (2) DE3734329A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4308344A1 (en) * 1993-03-16 1994-09-22 Mueller Weingarten Maschf Method for controlling the drive of a hydraulic press and device for carrying out the method
DE4412224A1 (en) * 1994-04-09 1995-10-12 Graebener Pressensysteme Gmbh Press for cold forming metal workpieces
DE4436666A1 (en) * 1994-10-13 1996-04-18 Rexroth Mannesmann Gmbh Hydraulic drive system for a press
JP3565679B2 (en) * 1997-03-26 2004-09-15 アイダエンジニアリング株式会社 Hydraulic press machine for sheet metal forming
DE19831624A1 (en) * 1998-07-15 2000-01-20 Mueller Weingarten Maschf Hydraulic drive for a press
JP2004263645A (en) * 2003-03-03 2004-09-24 Opton Co Ltd Hydraulic device
DE102005043367B4 (en) * 2005-09-12 2016-09-08 Laeis Gmbh Control device and control method for a piston-cylinder arrangement
EP2316639B1 (en) * 2009-10-27 2015-12-02 Hermann Schwelling Method and device for regulating the drive of baling presses
DE102013014074B3 (en) * 2013-08-15 2014-11-27 Hermann Schwelling baler
EP2952750B1 (en) * 2014-06-04 2018-09-05 MOOG GmbH Hydraulic system
DE102014218887B3 (en) 2014-09-19 2016-01-28 Voith Patent Gmbh Hydraulic drive with fast lift and load stroke
EP3115190B1 (en) 2015-07-06 2020-11-18 Feintool International Holding AG Device and method for controlling the principal drive of a precision cutting press
DE202015106161U1 (en) * 2015-11-13 2015-11-27 Hoerbiger Automatisierungstechnik Holding Gmbh Electrohydraulic drive unit
DE102016118853B3 (en) 2016-10-05 2017-10-26 Hoerbiger Automatisierungstechnik Holding Gmbh Electrohydraulic drive unit
DE102017129618B4 (en) * 2017-12-12 2021-03-18 Parker Hannifin EMEA S.à.r.l Die cushion device
DE102018222425A1 (en) 2018-12-20 2020-06-25 Robert Bosch Gmbh Hydrostatic drive, especially for a press or an injection molding machine
DE102019103158B4 (en) * 2019-02-08 2022-02-03 Parker Hannifin EMEA S.à.r.l die cushion device
WO2021244723A1 (en) * 2020-06-02 2021-12-09 Stenhøj Hydraulik A/S Energy saving hydraulic press

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE229149C (en) *
DE198281C (en) * 1905-05-06
FR1006287A (en) * 1947-12-15 1952-04-21 Metropol Construction Improvements to plastic molding presses
US2913879A (en) * 1956-01-18 1959-11-24 Gen Motors Corp Fluid pressure circuits
US3818801A (en) * 1971-11-01 1974-06-25 Hydron Inc Fluid actuating mechanism having alternatively selectable fast and slow modes of operation
FR2386414A1 (en) * 1977-04-05 1978-11-03 Smg Sueddeutsche Maschb PRESS WITH AN EMPTY STROKE BEFORE THE WORKING STROKE
US4524582A (en) * 1983-03-31 1985-06-25 Cincinnati Incorporated Control system for hydraulic presses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE116024C (en) *
DE2739340A1 (en) * 1977-09-01 1979-03-15 Smg Sueddeutsche Maschinenbau HYDRAULICALLY DRIVEN PRESS
JPS5949120B2 (en) * 1978-12-14 1984-11-30 株式会社サム電子機械 hydraulic compression device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE229149C (en) *
DE198281C (en) * 1905-05-06
FR1006287A (en) * 1947-12-15 1952-04-21 Metropol Construction Improvements to plastic molding presses
US2913879A (en) * 1956-01-18 1959-11-24 Gen Motors Corp Fluid pressure circuits
US3818801A (en) * 1971-11-01 1974-06-25 Hydron Inc Fluid actuating mechanism having alternatively selectable fast and slow modes of operation
FR2386414A1 (en) * 1977-04-05 1978-11-03 Smg Sueddeutsche Maschb PRESS WITH AN EMPTY STROKE BEFORE THE WORKING STROKE
US4524582A (en) * 1983-03-31 1985-06-25 Cincinnati Incorporated Control system for hydraulic presses

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WERKSTATT UND BETRIEB, Band 105, Nr. 8, August 1972, Seiten 613-616; K. HÖGEMANN et al.: "Hydrostatische Antriebssysteme für hydraulische Pressen" *

Also Published As

Publication number Publication date
EP0311779A2 (en) 1989-04-19
EP0311779B1 (en) 1993-10-27
DE3885228D1 (en) 1993-12-02
DE3734329A1 (en) 1989-04-20

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