DK3109485T3 - Hydraulic system for supplying a hydraulic cylinder with three separate pressure medium actuable operating surfaces and method for operating the hydraulic system - Google Patents

Hydraulic system for supplying a hydraulic cylinder with three separate pressure medium actuable operating surfaces and method for operating the hydraulic system Download PDF

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Publication number
DK3109485T3
DK3109485T3 DK16169921.0T DK16169921T DK3109485T3 DK 3109485 T3 DK3109485 T3 DK 3109485T3 DK 16169921 T DK16169921 T DK 16169921T DK 3109485 T3 DK3109485 T3 DK 3109485T3
Authority
DK
Denmark
Prior art keywords
hydraulic system
operating
supplying
hydraulic
pressure medium
Prior art date
Application number
DK16169921.0T
Other languages
Danish (da)
Inventor
Udo Froehlich
Matthias Oppelt
Original Assignee
Bosch Gmbh Robert
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 Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of DK3109485T3 publication Critical patent/DK3109485T3/en

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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/022—Installations or systems with accumulators used as an emergency power source, e.g. in case of pump failure
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/027—Installations or systems with accumulators having accumulator charging devices
    • F15B1/033—Installations or systems with accumulators having accumulator charging devices with electrical control means
    • 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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1466—Hollow piston sliding over a stationary rod inside the cylinder
    • 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
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/415—Gas ports
    • F15B2201/4155—Gas ports having valve means
    • 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
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
DK16169921.0T 2015-06-25 2016-05-17 Hydraulic system for supplying a hydraulic cylinder with three separate pressure medium actuable operating surfaces and method for operating the hydraulic system DK3109485T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015211796.0A DE102015211796A1 (en) 2015-06-25 2015-06-25 Hydraulic system for supplying pressure to a hydraulic cylinder with three separate pressure-sensitive surfaces and method for operating the hydraulic system

Publications (1)

Publication Number Publication Date
DK3109485T3 true DK3109485T3 (en) 2019-06-24

Family

ID=56120904

Family Applications (1)

Application Number Title Priority Date Filing Date
DK16169921.0T DK3109485T3 (en) 2015-06-25 2016-05-17 Hydraulic system for supplying a hydraulic cylinder with three separate pressure medium actuable operating surfaces and method for operating the hydraulic system

Country Status (5)

Country Link
EP (1) EP3109485B1 (en)
CN (1) CN106286437A (en)
DE (1) DE102015211796A1 (en)
DK (1) DK3109485T3 (en)
ES (1) ES2732624T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019105449A1 (en) * 2019-03-04 2020-09-10 Wacker Neuson Linz Gmbh Linear drive with closed hydraulic circuit
DE102021200096A1 (en) * 2021-01-08 2022-07-14 Robert Bosch Gesellschaft mit beschränkter Haftung Hydraulic drive unit for a press

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669151A (en) * 1969-11-25 1972-06-13 Kiddle Walter & Co Inc Hydraulic system accumulator arrangement
DE102007050350A1 (en) * 2007-09-21 2009-04-02 Thomas Sauer Double-acting hydraulic cylinder for use as hydraulically impinged linear motor in e.g. hydraulic excavator, has return stroke chamber and pre-stroke chambers enclosed to each other, where one of prestroke chambers is filled with pressure
DE102009052531A1 (en) * 2009-11-11 2011-05-12 Hoerbiger Automatisierungstechnik Holding Gmbh machine press
DE102010034610A1 (en) * 2010-08-18 2012-02-23 Robert Bosch Gmbh Hydraulic linear drive
DE102010053811A1 (en) * 2010-12-08 2012-06-14 Moog Gmbh Fault-proof actuation system
DE102012012142A1 (en) * 2012-06-20 2013-12-24 Robert Bosch Gmbh Hydraulic actuating device
DE102012013098B4 (en) * 2012-06-30 2014-08-07 Hoerbiger Automatisierungstechnik Holding Gmbh machine press

Also Published As

Publication number Publication date
ES2732624T3 (en) 2019-11-25
EP3109485B1 (en) 2019-03-27
CN106286437A (en) 2017-01-04
EP3109485A1 (en) 2016-12-28
DE102015211796A1 (en) 2016-12-29

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