EP0907031A3 - Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbsfahrenden Erntemaschine - Google Patents

Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbsfahrenden Erntemaschine Download PDF

Info

Publication number
EP0907031A3
EP0907031A3 EP98115143A EP98115143A EP0907031A3 EP 0907031 A3 EP0907031 A3 EP 0907031A3 EP 98115143 A EP98115143 A EP 98115143A EP 98115143 A EP98115143 A EP 98115143A EP 0907031 A3 EP0907031 A3 EP 0907031A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic cylinder
self
controlling
propelled harvester
valve
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
EP98115143A
Other languages
English (en)
French (fr)
Other versions
EP0907031B1 (de
EP0907031A2 (de
Inventor
Günter Eis
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.)
Claas Selbstfahrende Erntemaschinen GmbH
Original Assignee
Claas Selbstfahrende Erntemaschinen 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 Claas Selbstfahrende Erntemaschinen GmbH filed Critical Claas Selbstfahrende Erntemaschinen GmbH
Publication of EP0907031A2 publication Critical patent/EP0907031A2/de
Publication of EP0907031A3 publication Critical patent/EP0907031A3/de
Application granted granted Critical
Publication of EP0907031B1 publication Critical patent/EP0907031B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41509—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/455—Control of flow in the feed line, i.e. meter-in control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6652—Control of the pressure source, e.g. control of the swash plate angle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/78—Control of multiple output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Lifting Devices For Agricultural Implements (AREA)

Abstract

Die Erfindung bezieht sich auf eine Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbstfahrenden Erntemaschine mit einer Verstellpumpe zum Fördern einer Hydraulikflüssigkeit und mit mindestens einem dem Hydraulikzylinder zugeordneten Ventil, wobei das Ventil als Schaltventil (5, 17, 17', 17'') ausgebildet ist und daß das Schaltventil (5, 17, 17', 17'') und die Verstellpumpe (2, 16) derart elektrisch ansteuerbar sind, daß das von der Verstellpumpe (2, 16) gelieferte Fördervolumen an den Bedarf des Hydraulikzylinders (1, 21, 21', 21'') angepaßt ist.
EP19980115143 1997-10-02 1998-08-12 Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbsfahrenden Erntemaschine Expired - Lifetime EP0907031B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19743801 1997-10-02
DE1997143801 DE19743801A1 (de) 1997-10-02 1997-10-02 Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbstfahrenden Erntemaschine

Publications (3)

Publication Number Publication Date
EP0907031A2 EP0907031A2 (de) 1999-04-07
EP0907031A3 true EP0907031A3 (de) 2001-01-10
EP0907031B1 EP0907031B1 (de) 2011-01-05

Family

ID=7844534

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19980115143 Expired - Lifetime EP0907031B1 (de) 1997-10-02 1998-08-12 Vorrichtung zur Steuerung eines Hydraulikzylinders in einer selbsfahrenden Erntemaschine

Country Status (2)

Country Link
EP (1) EP0907031B1 (de)
DE (2) DE19743801A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009020046B4 (de) * 2009-05-05 2012-08-16 Kraussmaffei Technologies Gmbh Elektrisch betriebene hydraulische Antriebseinrichtung als Nebenaggregat für eine Spritzgiessmaschine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3546336A1 (de) * 1985-12-30 1987-07-02 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
EP0504415A1 (de) * 1990-09-28 1992-09-23 Hitachi Construction Machinery Co., Ltd. Steuerungssystem für hydraulische pumpe
US5249421A (en) * 1992-01-13 1993-10-05 Caterpillar Inc. Hydraulic control apparatus with mode selection
US5261234A (en) * 1992-01-07 1993-11-16 Caterpillar Inc. Hydraulic control apparatus
US5297381A (en) * 1990-12-15 1994-03-29 Barmag Ag Hydraulic system
US5305681A (en) * 1992-01-15 1994-04-26 Caterpillar Inc. Hydraulic control apparatus
US5383390A (en) * 1993-06-28 1995-01-24 Caterpillar Inc. Multi-variable control of multi-degree of freedom linkages
US5666806A (en) * 1995-07-05 1997-09-16 Caterpillar Inc. Control system for a hydraulic cylinder and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2902264A1 (de) * 1979-01-22 1980-07-24 Bosch Gmbh Robert Steuereinrichtung fuer eine hydraulikanlage
DE2904293A1 (de) * 1979-02-05 1980-08-07 Claas Ohg Hydraulisches steuerventil
DE4235380C2 (de) * 1992-06-19 1995-05-11 Weimar Werk Maschinenbau Gmbh Anordnung zur Steuerung von Erntemaschinen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3546336A1 (de) * 1985-12-30 1987-07-02 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
EP0504415A1 (de) * 1990-09-28 1992-09-23 Hitachi Construction Machinery Co., Ltd. Steuerungssystem für hydraulische pumpe
US5297381A (en) * 1990-12-15 1994-03-29 Barmag Ag Hydraulic system
US5261234A (en) * 1992-01-07 1993-11-16 Caterpillar Inc. Hydraulic control apparatus
US5249421A (en) * 1992-01-13 1993-10-05 Caterpillar Inc. Hydraulic control apparatus with mode selection
US5305681A (en) * 1992-01-15 1994-04-26 Caterpillar Inc. Hydraulic control apparatus
US5383390A (en) * 1993-06-28 1995-01-24 Caterpillar Inc. Multi-variable control of multi-degree of freedom linkages
US5666806A (en) * 1995-07-05 1997-09-16 Caterpillar Inc. Control system for a hydraulic cylinder and method

Also Published As

Publication number Publication date
DE19743801A1 (de) 1999-04-08
EP0907031B1 (de) 2011-01-05
EP0907031A2 (de) 1999-04-07
DE59814480D1 (de) 2011-02-17

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