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ATE355926T1 - Zweistufiger arbeitszylinder, insbesondere für schweisszangen - Google Patents

Zweistufiger arbeitszylinder, insbesondere für schweisszangen

Info

Publication number
ATE355926T1
ATE355926T1 AT03020343T AT03020343T ATE355926T1 AT E355926 T1 ATE355926 T1 AT E355926T1 AT 03020343 T AT03020343 T AT 03020343T AT 03020343 T AT03020343 T AT 03020343T AT E355926 T1 ATE355926 T1 AT E355926T1
Authority
AT
Austria
Prior art keywords
piston
working cylinder
welding tongs
stage working
actuating assembly
Prior art date
Application number
AT03020343T
Other languages
English (en)
Inventor
Domenico Rostagno
Cesare Angelo Pozzi
Andrea Vigoroso
Original Assignee
Gf Welding S P A
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 Gf Welding S P A filed Critical Gf Welding S P A
Application granted granted Critical
Publication of ATE355926T1 publication Critical patent/ATE355926T1/de

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/26—Locking mechanisms
    • F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/30—Features relating to electrodes
    • B23K11/31—Electrode holders and actuating devices therefor
    • 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
    • F15B11/022—Systems essentially incorporating special features for controlling the speed or actuating force of an output member in which a rapid approach stroke is followed by a slower, high-force working stroke
    • 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
    • F15B11/0365—Tandem constructions
    • 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
    • F15B2211/7055—Linear output members having more than two chambers
    • F15B2211/7056—Tandem 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/775—Combined control, e.g. control of speed and force for providing a high speed approach stroke with low force followed by a low speed working stroke with high force, e.g. for a hydraulic press

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Resistance Welding (AREA)
  • Fluid-Damping Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
AT03020343T 2002-09-10 2003-09-09 Zweistufiger arbeitszylinder, insbesondere für schweisszangen ATE355926T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000786A ITTO20020786A1 (it) 2002-09-10 2002-09-10 Cilindro attuatore a doppia corsa, particolarmente per

Publications (1)

Publication Number Publication Date
ATE355926T1 true ATE355926T1 (de) 2007-03-15

Family

ID=31726563

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03020343T ATE355926T1 (de) 2002-09-10 2003-09-09 Zweistufiger arbeitszylinder, insbesondere für schweisszangen

Country Status (6)

Country Link
EP (1) EP1398105B1 (de)
AT (1) ATE355926T1 (de)
BR (1) BR0303826A (de)
DE (1) DE60312272D1 (de)
IT (1) ITTO20020786A1 (de)
PL (1) PL362100A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7223933B2 (en) 2004-01-21 2007-05-29 Doben Limited Low impact spot welding cylinder with single piston
FR2865950B1 (fr) * 2004-02-06 2007-04-20 Finuchem Technologies De Souda Verin de pince de soudage a double course.
CN100531995C (zh) 2004-12-10 2009-08-26 多宾有限公司 焊接气缸和焊接方法
US7214902B2 (en) 2004-12-13 2007-05-08 Doben Limited Low impact spot welding cylinder with dual pistons
JP2006272356A (ja) * 2005-03-28 2006-10-12 Obara Corp 溶接機用２段ストロ―クシリンダ
GB0723822D0 (en) * 2007-12-06 2008-01-16 Expro North Sea Ltd Piston assembly
ITTO20130090A1 (it) * 2013-02-04 2014-08-05 Kgr Spa Attuatore a fluido, particolarmente per controllare il movimento relativo dei bracci portaelettrodo di una pinza di saldatura a punti per resistenza.
CN104196820B (zh) * 2014-09-09 2017-06-16 余理翔 节能组合气缸
CH711715A1 (de) * 2015-10-29 2017-05-15 Hatebur Umformmaschinen Ag Aktuatorvorrichtung.
EP3165301B1 (de) * 2015-11-06 2020-12-30 Schlatter Industries AG Gitterschweissanlage
CN110173479B (zh) * 2019-04-29 2020-10-16 中煤科工集团西安研究院有限公司 一种钻机用大立柱稳固滑轨油缸、油路系统及支柱

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2568228A (en) * 1947-10-31 1951-09-18 Harry D Forse Two stage fluid pressure cylinder
FR2572472B1 (fr) * 1984-10-30 1987-08-28 Alkan R & Cie Verin a actions distinctes et successives.
DE9315211U1 (de) * 1993-10-08 1993-12-16 VBS-Vertriebsgesellschaft für Schweißtechnik mbH, 35216 Biedenkopf Pneumatisch betätigbarer Linearantrieb für Punktschweiß-Automaten
FR2781016B1 (fr) * 1998-07-08 2002-03-08 Aro Verin a precourse d'approche et course de travail, pour la manoeuvre d'un outil

Also Published As

Publication number Publication date
ITTO20020786A1 (it) 2004-03-11
EP1398105B1 (de) 2007-03-07
EP1398105A1 (de) 2004-03-17
PL362100A1 (en) 2004-03-22
DE60312272D1 (de) 2007-04-19
BR0303826A (pt) 2004-09-08

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties