DE58905209D1 - Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders. - Google Patents

Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders.

Info

Publication number
DE58905209D1
DE58905209D1 DE8989104861T DE58905209T DE58905209D1 DE 58905209 D1 DE58905209 D1 DE 58905209D1 DE 8989104861 T DE8989104861 T DE 8989104861T DE 58905209 T DE58905209 T DE 58905209T DE 58905209 D1 DE58905209 D1 DE 58905209D1
Authority
DE
Germany
Prior art keywords
pressure
changeover valve
hydraulic cylinder
face
supply
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.)
Expired - Fee Related
Application number
DE8989104861T
Other languages
English (en)
Inventor
Eckehart Schulze
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.)
Voith Turbo H and L Hydraulic GmbH and Co KG
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE58905209D1 publication Critical patent/DE58905209D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/002—Drive of the tools
    • 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
    • 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
    • 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)
  • Fluid-Pressure Circuits (AREA)
  • Forging (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
  • Vehicle Body Suspensions (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
DE8989104861T 1988-04-29 1989-03-18 Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders. Expired - Fee Related DE58905209D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3814580A DE3814580A1 (de) 1988-04-29 1988-04-29 Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders

Publications (1)

Publication Number Publication Date
DE58905209D1 true DE58905209D1 (de) 1993-09-16

Family

ID=6353234

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3814580A Withdrawn DE3814580A1 (de) 1988-04-29 1988-04-29 Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders
DE8989104861T Expired - Fee Related DE58905209D1 (de) 1988-04-29 1989-03-18 Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3814580A Withdrawn DE3814580A1 (de) 1988-04-29 1988-04-29 Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders

Country Status (7)

Country Link
US (1) US5042362A (de)
EP (1) EP0339247B1 (de)
JP (1) JPH0696200B2 (de)
AT (1) ATE92804T1 (de)
BR (1) BR8901797A (de)
DE (2) DE3814580A1 (de)
ES (1) ES2043923T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4341607A1 (de) * 1993-02-02 1994-08-04 Putzmeister Maschf Verfahren zum Fördern von vorzerkleinerten Metallschrott oder dergleichen Festkörper enthaltenden Dickstoffen
DE4412224A1 (de) * 1994-04-09 1995-10-12 Graebener Pressensysteme Gmbh Presse für eine Kaltverformung von Metallwerkstücken
DE19829679A1 (de) * 1998-07-03 2000-01-05 Hartmann & Laemmle Hydraulische Antriebseinrichtung für eine Widerstands-Schweißmaschine
WO2000023209A1 (en) * 1998-10-21 2000-04-27 The Bronx Engineering Company Limited Roll forming line with punching tool
US6939120B1 (en) * 2002-09-12 2005-09-06 Komag, Inc. Disk alignment apparatus and method for patterned media production
US20040132301A1 (en) * 2002-09-12 2004-07-08 Harper Bruce M. Indirect fluid pressure imprinting
CN100423934C (zh) * 2003-05-16 2008-10-08 博世力士乐股份有限公司 液压传动装置
WO2004103692A1 (de) * 2003-05-16 2004-12-02 Bosch Rexroth Ag Hydraulischer antrieb
WO2004101263A1 (de) * 2003-05-16 2004-11-25 Bosch Rexroth Ag Antrieb für eine stanz- oder umformmaschine
JP4444620B2 (ja) * 2003-10-15 2010-03-31 ナブテスコ株式会社 油圧モータの自動変速機構
DE102004049247A1 (de) 2004-10-01 2006-04-13 Aesculap Ag & Co. Kg Chirurgisches Instrument
CN101733968B (zh) * 2008-11-04 2014-01-29 昆山施耐特机械有限公司 气液压冲压机接触工件检测机构
CN102641979B (zh) * 2012-05-14 2014-07-16 浙江金瑞五金索具有限公司 可墩两头的冷墩机
CN102744345B (zh) * 2012-07-19 2014-06-11 浙江大学 锻造操作机缓冲缸液压系统
CN105522094B (zh) * 2014-09-29 2018-07-31 天津市天锻压力机有限公司 基于中压电机驱动比例泵的恒功率控制方法
US11110506B2 (en) 2016-10-18 2021-09-07 Barnes Group Inc. Variable pulsating, gap control, auto-learning press cushion device
CN115324948B (zh) * 2022-07-01 2025-03-21 太原重工股份有限公司 夹钳升降跟随缓冲系统及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US946481A (en) * 1909-06-11 1910-01-11 Ellis Bryan Anderson Automatic change-valve for presses.
US2356366A (en) * 1942-12-04 1944-08-22 Hydraulic Machinery Inc Power transmission
CH459766A (de) * 1967-05-12 1968-07-15 Huegi Wilfried Hydraulische Presse mit einem doppelt wirkenden Presskolben
US3604884A (en) * 1969-04-24 1971-09-14 Essar Corp Electrode feed control for edm machine
FR2242234A1 (en) * 1973-08-27 1975-03-28 Experimentalmy Inst Kuznechno Hydraulic press with pulsating drive - high pressure feed line and outlet line connected to pulsator
AT328296B (de) * 1973-11-22 1976-03-10 Ruthner Industrieanlagen Ag Steuerung fur hydraulische pressen mit mehreren presskolben
DE2645849A1 (de) * 1976-10-11 1978-04-13 Osterwalder Ag Hydraulisch angetriebene presse
US4216702A (en) * 1978-05-01 1980-08-12 Eaton Yale Ltd. Pressure sensing regenerative hydraulic system
DE3521579A1 (de) * 1985-06-15 1986-12-18 J.M. Voith Gmbh, 7920 Heidenheim Steuerventil
DE3715261C1 (en) * 1987-05-08 1988-10-13 Schirmer Plate Und Siempelkamp Open-die forging press

Also Published As

Publication number Publication date
ES2043923T3 (es) 1994-01-01
DE3814580A1 (de) 1989-11-09
BR8901797A (pt) 1989-11-28
EP0339247B1 (de) 1993-08-11
JPH0696200B2 (ja) 1994-11-30
US5042362A (en) 1991-08-27
JPH01299800A (ja) 1989-12-04
EP0339247A1 (de) 1989-11-02
ATE92804T1 (de) 1993-08-15

Similar Documents

Publication Publication Date Title
DE58905209D1 (de) Hydraulische steuereinrichtung fuer die antriebssteuerung eines doppelt-wirkenden hydrozylinders.
RU2002102056A (ru) Система управления вариатором
DE3781244D1 (de) Zieheinrichtung fuer eine presse.
GB1447673A (en) Hydraulic piston-and-cylinder arrangement for adjustment of the relative angle position of two pivotally-connected parts
CA2211474A1 (en) Pressure intensifier for fluids, particularly for hydraulic liquids
TW332243B (en) Positioning apparatus and method utilizing PWM control of a double-acting hydraulic cylinder
CA2049352A1 (en) A method and an arrangement for controlling a linear motor
HK106292A (en) Marine propulsion device power steering system
TW355806B (en) Hydraulic drive
CA2196937A1 (en) Press Shutheight Control Through Hydraulic Pressure
DE69206828D1 (de) Betätigungsglied mit Gasfeder
GB2157461A (en) Ram air turbine hydraulic power system
AU2003237872A1 (en) Servo-controlled integral stop for use with a servo-controlled hydraulic piston
AU4431093A (en) Supply valve arrangement for closed center hydraulic system
CA2001707A1 (en) Air-oil pressure intensifier cylinder
ATE88794T1 (de) Steuereinrichtung fuer einen pneumo-hydraulischen kraftantrieb.
FR2243355A1 (en) Controller for adjusting cylinder - with pressure medium drive, uses two or more phase-modulated control valves
EP1283365A3 (de) Hydromotoreinheit mit Bremseinrichtung
SE8200288L (sv) Elektro-hydrauliskt system for robotar
CA2255603A1 (en) Hydraulic pump jack drive system for reciprocating an oil well pump rod
JPS55115603A (en) Pressure-compensation controlling system for electro- hydraulic servo pressurizing apparatus
JPH0636323Y2 (ja) 複動シリンダの排気を利用した増圧回路
ATE79664T1 (de) Hydraulische steuereinrichtung fuer die arbeitshydraulik eines land- und bauwirtschaftlich nutzbaren fahrzeugs.
JPS6241905U (de)
KR920017799A (ko) 유공압 프레스의 능력 증대 방법 및 장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HARTMANN & LAEMMLE GMBH & CO KG, 71277 RUTESHEIM,

8381 Inventor (new situation)

Free format text: SCHULZE, ECKEHART, 71287 WEISSACH, DE

8339 Ceased/non-payment of the annual fee