EP3786460C0 - Fluidrückführvorrichtung für einen doppeltwirkenden pneumatikzylinder und verfahren zum betreiben eines solchen pneumatikzylinders - Google Patents

Fluidrückführvorrichtung für einen doppeltwirkenden pneumatikzylinder und verfahren zum betreiben eines solchen pneumatikzylinders

Info

Publication number
EP3786460C0
EP3786460C0 EP20187879.0A EP20187879A EP3786460C0 EP 3786460 C0 EP3786460 C0 EP 3786460C0 EP 20187879 A EP20187879 A EP 20187879A EP 3786460 C0 EP3786460 C0 EP 3786460C0
Authority
EP
European Patent Office
Prior art keywords
pneumatic cylinder
double
operating
return device
fluid return
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.)
Active
Application number
EP20187879.0A
Other languages
English (en)
French (fr)
Other versions
EP3786460A1 (de
EP3786460B1 (de
Inventor
Mario Heitmann
Thorsten Hergenröther
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.)
SMC Deutschland GmbH
Original Assignee
SMC Deutschland 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 SMC Deutschland GmbH filed Critical SMC Deutschland GmbH
Publication of EP3786460A1 publication Critical patent/EP3786460A1/de
Application granted granted Critical
Publication of EP3786460B1 publication Critical patent/EP3786460B1/de
Publication of EP3786460C0 publication Critical patent/EP3786460C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • 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
    • F15B11/06—Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam
    • F15B11/064—Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam with devices for saving the compressible medium
    • 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
    • F15B11/06—Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/027—Check valves
    • 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
    • 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
    • F15B15/1428—Cylinders
    • 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
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
    • 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3052—Shuttle valves
    • 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
    • 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
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/88—Control measures for saving energy
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/885—Control specific to the type of fluid, e.g. specific to magnetorheological fluid
    • F15B2211/8855—Compressible fluids, e.g. specific to pneumatics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
EP20187879.0A 2019-08-08 2020-07-27 Fluidrückführvorrichtung für einen doppeltwirkenden pneumatikzylinder und verfahren zum betreiben eines solchen pneumatikzylinders Active EP3786460B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102019121433.5A DE102019121433B4 (de) 2019-08-08 2019-08-08 Fluidrückführvorrichtung für einen doppeltwirkenden Zylinder und Verfahren zum Betreiben eines solchen Zylinders

Publications (3)

Publication Number Publication Date
EP3786460A1 EP3786460A1 (de) 2021-03-03
EP3786460B1 EP3786460B1 (de) 2025-01-22
EP3786460C0 true EP3786460C0 (de) 2025-01-22

Family

ID=72147871

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20187879.0A Active EP3786460B1 (de) 2019-08-08 2020-07-27 Fluidrückführvorrichtung für einen doppeltwirkenden pneumatikzylinder und verfahren zum betreiben eines solchen pneumatikzylinders

Country Status (5)

Country Link
US (1) US11674531B2 (de)
EP (1) EP3786460B1 (de)
JP (1) JP7575213B2 (de)
CN (1) CN112343874B (de)
DE (1) DE102019121433B4 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019113640B3 (de) * 2019-05-22 2020-09-17 Heraeus Medical Gmbh Differenzdruckmotor und Verfahren zum Betreiben eines Differenzdruckmotors
WO2022107230A1 (ja) * 2020-11-18 2022-05-27 Smc株式会社 安全機能付きエア制御回路
DE102022200141B3 (de) 2022-01-10 2023-06-07 Festo Se & Co. Kg Ventilanordnung und damit ausgestattetes Antriebssystem
DE102022200959A1 (de) 2022-01-28 2023-08-03 Festo Se & Co. Kg Betätigungsvorrichtung, Antriebssystem und Verfahren zur Betätigung eines doppelwirkenden fluidbetätigten Antriebes
US20250153350A1 (en) * 2023-11-12 2025-05-15 Arjun Rohan Diluna System and method for piston recoil pressure adjustment

Family Cites Families (25)

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DE1816402A1 (de) * 1968-12-21 1970-07-09 Bosch Gmbh Robert Hydraulische Anlage
DE2648358A1 (de) 1976-10-26 1978-04-27 Stober & Morlock Absperrorgan fuer grosse leitungsquerschnitte
JPH01105001A (ja) 1987-10-16 1989-04-21 Smc Corp 等速度駆動弁
DE3804081A1 (de) 1988-02-10 1989-08-24 Knorr Bremse Ag Druckmittelbetaetigter tuerantrieb
US5311808A (en) * 1993-02-12 1994-05-17 Ando Seisakujo Co., Ltd. Cylinder apparatus
KR100427636B1 (ko) * 2002-03-21 2004-04-28 기아자동차주식회사 금형 리프터 작동시스템
JP4493543B2 (ja) * 2005-04-12 2010-06-30 キャタピラージャパン株式会社 流体圧回路
DE102006041707B4 (de) * 2006-05-10 2009-01-02 Tünkers Maschinenbau Gmbh Kolben-Zylinder-Einheit (Arbeitszylinder) zum Spannen, und/oder Pressen, und/oder Fügen, und/oder Stanzen, und/oder Prägen, und/oder Lochen und/oder Schweißen, zum Beispiel unter Zwischenschaltung einer Kniehebelgelenkanordnung
NZ551311A (en) * 2006-11-15 2009-06-26 William Steven Gillanders A hydraulic valve and a double acting hydraulic actuator
EP2278167B1 (de) * 2009-07-23 2013-11-13 Q Plus Beheer B.V. Verfahren zur Bedienung eines Pneumatiksystems und Pneumatiksystem
CN101813104A (zh) * 2009-12-31 2010-08-25 上海汇益控制系统股份有限公司 一种快速推进的低功率节能型液压伺服执行机构
EP2546421B1 (de) * 2010-05-18 2014-12-24 Volvo Construction Equipment AB Doppelrückschlagventil für baumaschinen
WO2012045320A1 (de) * 2010-10-06 2012-04-12 Tünkers Maschinenbau Gmbh Energiesparende kolben-zylinder-einheit (arbeitszylinder), insbesondere zur verwendung im karosseriebau der kfz-industrie
WO2012129042A1 (en) * 2011-03-18 2012-09-27 Parker-Hannifin Corporation Regeneration circuit
JP2013040641A (ja) * 2011-08-12 2013-02-28 Komatsu Ltd 油圧回路
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WO2014133201A1 (ko) * 2013-02-27 2014-09-04 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유압시스템
JP6225035B2 (ja) * 2014-01-21 2017-11-01 川崎重工業株式会社 流体圧システム
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JP6673550B2 (ja) * 2016-09-21 2020-03-25 Smc株式会社 流体圧シリンダの駆動方法及び駆動装置
JP6673551B2 (ja) * 2016-09-21 2020-03-25 Smc株式会社 流体圧シリンダ
JP6684480B2 (ja) * 2017-05-17 2020-04-22 Smc株式会社 シリンダ駆動用マニホールド装置及びシリンダ駆動装置
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Also Published As

Publication number Publication date
US20210040946A1 (en) 2021-02-11
EP3786460A1 (de) 2021-03-03
EP3786460B1 (de) 2025-01-22
JP2021050820A (ja) 2021-04-01
DE102019121433B4 (de) 2022-12-29
DE102019121433A1 (de) 2021-02-11
CN112343874A (zh) 2021-02-09
US11674531B2 (en) 2023-06-13
JP7575213B2 (ja) 2024-10-29
CN112343874B (zh) 2025-04-11

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