EP0311779A3 - Hydraulic control system for a press - Google Patents
Hydraulic control system for a press Download PDFInfo
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Presses (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3734329 | 1987-10-10 | ||
DE19873734329 DE3734329A1 (en) | 1987-10-10 | 1987-10-10 | HYDRAULIC CONTROL DEVICE FOR A PRESS |
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)
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)
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)
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 |
-
1987
- 1987-10-10 DE DE19873734329 patent/DE3734329A1/en not_active Ceased
-
1988
- 1988-08-31 EP EP88114159A patent/EP0311779B1/en not_active Expired - Lifetime
- 1988-08-31 DE DE88114159T patent/DE3885228D1/en not_active Expired - Fee Related
Patent Citations (7)
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)
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 |
---|---|
DE3734329A1 (en) | 1989-04-20 |
EP0311779B1 (en) | 1993-10-27 |
DE3885228D1 (en) | 1993-12-02 |
EP0311779A2 (en) | 1989-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB8813157D0 (en) | Control system for hydraulic excavator | |
DE3270249D1 (en) | Control system for a press line | |
GB2200957B (en) | Control system for a towing machine | |
EP0311779A3 (en) | Hydraulic control system for a press | |
GB2225556B (en) | Printing press control system | |
EP0251172A3 (en) | Hydraulic control system | |
EP0410811A3 (en) | Hydraulic control system | |
GB2202913B (en) | Reservoir for a hydraulic brake system | |
GB2234490B (en) | Relevelling control system for hydraulic elevator | |
EP0410812A3 (en) | Multiplexed hydraulic control system | |
GB2211577B (en) | A clutch control system | |
AU562079B2 (en) | Hydraulic control for a braking device | |
EP0318959A3 (en) | Driving system for a rotary press | |
GB2212220B (en) | Hydraulic control block | |
EP0231876A3 (en) | Hydraulic pressure control system | |
GB8805577D0 (en) | Hydraulic press | |
EP0304911A3 (en) | Hydraulic control system | |
DE3268712D1 (en) | Hydraulic control system for a hydraulic actuator | |
GB2199618B (en) | Hydraulic actuator system | |
GB2234476B (en) | An hydraulic auxiliary-force control system | |
EP0309809A3 (en) | Safety control system for hydraulic presses | |
GB2213035B (en) | Hydraulic control apparatus for tractor | |
GB2157455B (en) | Numerical control system for a punch press | |
DE3567509D1 (en) | Hydraulic control system | |
GB2218770B (en) | A hydraulic actuator for a clutch |
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): CH DE FR IT LI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): CH DE FR IT LI |
|
17P | Request for examination filed |
Effective date: 19901018 |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ROBERT BOSCH GMBH |
|
17Q | First examination report despatched |
Effective date: 19920702 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): CH DE FR IT LI |
|
REF | Corresponds to: |
Ref document number: 3885228 Country of ref document: DE Date of ref document: 19931202 |
|
ET | Fr: translation filed | ||
ITF | It: translation for a ep patent filed |
Owner name: STUDIO JAUMANN |
|
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: FR Payment date: 19960814 Year of fee payment: 9 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: CH Payment date: 19960823 Year of fee payment: 9 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19970831 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19970831 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19980430 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20011025 Year of fee payment: 14 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20030301 |
|
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;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050831 |