SE9802996D0 - A protection device for controlling the motion of a pneumatic actuator - Google Patents

A protection device for controlling the motion of a pneumatic actuator

Info

Publication number
SE9802996D0
SE9802996D0 SE9802996A SE9802996A SE9802996D0 SE 9802996 D0 SE9802996 D0 SE 9802996D0 SE 9802996 A SE9802996 A SE 9802996A SE 9802996 A SE9802996 A SE 9802996A SE 9802996 D0 SE9802996 D0 SE 9802996D0
Authority
SE
Sweden
Prior art keywords
motion
piston
controlling
protection device
control unit
Prior art date
Application number
SE9802996A
Other languages
English (en)
Other versions
SE521326C2 (sv
SE9802996L (sv
Inventor
Bohao Liao
Stefan Rosander
Original Assignee
Alfa Laval Agri Ab
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 Alfa Laval Agri Ab filed Critical Alfa Laval Agri Ab
Priority to SE9802996A priority Critical patent/SE521326C2/sv
Publication of SE9802996D0 publication Critical patent/SE9802996D0/sv
Priority to AU58948/99A priority patent/AU5894899A/en
Priority to EP99946555A priority patent/EP1108148A1/en
Priority to PCT/SE1999/001527 priority patent/WO2000014413A1/en
Priority to IL14154599A priority patent/IL141545A0/xx
Priority to JP2000569130A priority patent/JP2002524696A/ja
Priority to US09/786,413 priority patent/US6405632B1/en
Priority to CA002341647A priority patent/CA2341647A1/en
Publication of SE9802996L publication Critical patent/SE9802996L/sv
Publication of SE521326C2 publication Critical patent/SE521326C2/sv

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01JMANUFACTURE OF DAIRY PRODUCTS
    • A01J5/00Milking machines or devices
    • A01J5/017Automatic attaching or detaching of clusters
    • A01J5/0175Attaching of clusters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024Systems 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/28Means for indicating the position, e.g. end of stroke
    • F15B15/2815Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2853Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using potentiometers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/28Means for indicating the position, e.g. end of stroke
    • F15B15/2815Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2861Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using magnetic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20Other details, e.g. assembly with regulating devices
    • F15B15/28Means for indicating the position, e.g. end of stroke
    • F15B15/2815Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2869Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using electromagnetic radiation, e.g. radar or microwaves
    • F15B15/2876Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using electromagnetic radiation, e.g. radar or microwaves using optical means, e.g. laser
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/007Overload
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/30525Directional control valves, e.g. 4/3-directional control valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves
    • F15B2211/3056Assemblies of multiple valves
    • F15B2211/30565Assemblies 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
    • F15B2211/3058Assemblies 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/315Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/32Directional control characterised by the type of actuation
    • F15B2211/327Directional control characterised by the type of actuation electrically or electronically
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/63Electronic controllers
    • F15B2211/6303Electronic controllers using input signals
    • F15B2211/6306Electronic controllers using input signals representing a pressure
    • F15B2211/6313Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/63Electronic controllers
    • F15B2211/6303Electronic controllers using input signals
    • F15B2211/6336Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/60Circuit components or control therefor
    • F15B2211/665Methods of control using electronic components
    • F15B2211/6654Flow rate control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/75Control of speed of the output member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/70Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/765Control of position or angle of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Husbandry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental Sciences (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Toxicology (AREA)
  • Manipulator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
SE9802996A 1998-09-04 1998-09-04 En skyddsanordning för kontroll av rörelsen hos ett pneumatiskt manövreringsorgan SE521326C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9802996A SE521326C2 (sv) 1998-09-04 1998-09-04 En skyddsanordning för kontroll av rörelsen hos ett pneumatiskt manövreringsorgan
AU58948/99A AU5894899A (en) 1998-09-04 1999-09-03 A protection device for controlling the motion of a pneumatic actuator
EP99946555A EP1108148A1 (en) 1998-09-04 1999-09-03 A protection device for controlling the motion of a pneumatic actuator
PCT/SE1999/001527 WO2000014413A1 (en) 1998-09-04 1999-09-03 A protection device for controlling the motion of a pneumatic actuator
IL14154599A IL141545A0 (en) 1998-09-04 1999-09-03 A protection device for controlling the motion of a pneumatic actuator
JP2000569130A JP2002524696A (ja) 1998-09-04 1999-09-03 空気圧作動装置の動きを制御するための保護装置
US09/786,413 US6405632B1 (en) 1998-09-04 1999-09-03 Protection device for controlling the motion of a pneumatic actuator
CA002341647A CA2341647A1 (en) 1998-09-04 1999-09-03 A protection device for controlling the motion of a pneumatic actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802996A SE521326C2 (sv) 1998-09-04 1998-09-04 En skyddsanordning för kontroll av rörelsen hos ett pneumatiskt manövreringsorgan

Publications (3)

Publication Number Publication Date
SE9802996D0 true SE9802996D0 (sv) 1998-09-04
SE9802996L SE9802996L (sv) 2000-03-05
SE521326C2 SE521326C2 (sv) 2003-10-21

Family

ID=20412487

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802996A SE521326C2 (sv) 1998-09-04 1998-09-04 En skyddsanordning för kontroll av rörelsen hos ett pneumatiskt manövreringsorgan

Country Status (8)

Country Link
US (1) US6405632B1 (sv)
EP (1) EP1108148A1 (sv)
JP (1) JP2002524696A (sv)
AU (1) AU5894899A (sv)
CA (1) CA2341647A1 (sv)
IL (1) IL141545A0 (sv)
SE (1) SE521326C2 (sv)
WO (1) WO2000014413A1 (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2551565C2 (ru) 2010-01-29 2015-05-27 Геа Хоул Инк. Вращающаяся доильная станция, комплект для ее монтажа и способы ее монтажа и эксплуатации
US10814052B2 (en) * 2015-04-01 2020-10-27 Koninklijke Philips N.V. Pump unit for a breast pump
ES2680627T3 (es) * 2015-07-03 2018-09-10 Iveco France S.A.S. Circuito de control para una puerta de vehículo accionada neumáticamente
DE102015119108A1 (de) * 2015-11-06 2017-05-11 Pleiger Maschinenbau Gmbh & Co. Kg Verfahren und Vorrichtung zum Ansteuern einer hydraulisch betätigten Antriebseinheit einer Armatur
EP3196623A1 (de) * 2016-01-25 2017-07-26 Primetals Technologies Germany GmbH Einfache leckagebestimmung bei einer hydraulikzylindereinheit
NL2019574B1 (nl) * 2017-09-19 2019-03-28 Lely Patent Nv Melkrobotsysteem met verbeterde speendetector
JP7448739B2 (ja) * 2019-05-27 2024-03-13 Smc株式会社 チャック装置の駆動システム及びその制御方法
CN113685386B (zh) * 2021-07-09 2022-08-12 广东电网有限责任公司广州供电局 液压控制方法、装置、计算机设备和存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6014201B2 (ja) * 1975-12-01 1985-04-12 黒田精工株式会社 空圧デイジタルシリンダー装置
DE3236908C2 (de) * 1982-10-06 1984-08-09 G. Düsterloh GmbH, 4322 Sprockhövel Anordnung zum Regeln eines Druckluftmotors
US4528894A (en) * 1982-11-22 1985-07-16 Lord Corporation Hydropneumatic drive apparatus
DE3246537A1 (de) * 1982-12-16 1984-06-20 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Einrichtung zum erfassen und regeln der geschwindigkeit des kolbens eines arbeitszylinders
JPS60263713A (ja) * 1984-06-11 1985-12-27 Takashi Kimura 減速装置付中間停止空気圧シリンダ
JPS63303204A (ja) * 1987-05-30 1988-12-09 Smc Corp エアシリンダの減速装置
GB2213086B (en) * 1987-12-04 1992-08-05 Amada Co Ltd Method and device for controlling the stroke of a press machine
EP0322503A3 (en) * 1987-12-29 1991-09-25 Daihatsu Diesel Mfg. Co., Ltd. Fluid apparatus
NL8802332A (nl) 1988-09-21 1990-04-17 Lely Nv C Van Der Inrichting voor het melken van een dier.
US5329826A (en) * 1992-01-22 1994-07-19 Eaton Corporation Enhanced automated splitter shifting with dual solenoid valves and auto fuel control
JP4186135B2 (ja) * 1998-05-15 2008-11-26 Smc株式会社 シリンダ用速度制御装置

Also Published As

Publication number Publication date
CA2341647A1 (en) 2000-03-16
IL141545A0 (en) 2002-03-10
SE521326C2 (sv) 2003-10-21
EP1108148A1 (en) 2001-06-20
JP2002524696A (ja) 2002-08-06
AU5894899A (en) 2000-03-27
WO2000014413A1 (en) 2000-03-16
SE9802996L (sv) 2000-03-05
US6405632B1 (en) 2002-06-18

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