DE69422194T2 - Progressive strombegrenzungregelung für ein widerstandsschweissgerät - Google Patents

Progressive strombegrenzungregelung für ein widerstandsschweissgerät

Info

Publication number
DE69422194T2
DE69422194T2 DE69422194T DE69422194T DE69422194T2 DE 69422194 T2 DE69422194 T2 DE 69422194T2 DE 69422194 T DE69422194 T DE 69422194T DE 69422194 T DE69422194 T DE 69422194T DE 69422194 T2 DE69422194 T2 DE 69422194T2
Authority
DE
Germany
Prior art keywords
welding machine
current limit
resistance welding
limit control
progressive current
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.)
Expired - Fee Related
Application number
DE69422194T
Other languages
English (en)
Other versions
DE69422194D1 (de
Inventor
Paul Buda
Mark Hinton
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of DE69422194D1 publication Critical patent/DE69422194D1/de
Publication of DE69422194T2 publication Critical patent/DE69422194T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B23K11/24—Electric supply or control circuits therefor
    • B23K11/25—Monitoring devices
    • B23K11/252—Monitoring devices using digital means
    • B23K11/257—Monitoring devices using digital means the measured parameter being an electrical current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Electrical Variables (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Arc Welding Control (AREA)
DE69422194T 1993-12-23 1994-09-30 Progressive strombegrenzungregelung für ein widerstandsschweissgerät Expired - Fee Related DE69422194T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/173,835 US5386096A (en) 1993-12-23 1993-12-23 Progressive current limit control for a resistance welder
PCT/US1994/011058 WO1995017279A1 (en) 1993-12-23 1994-09-30 Progressive current limit control for a resistance welder

Publications (2)

Publication Number Publication Date
DE69422194D1 DE69422194D1 (de) 2000-01-20
DE69422194T2 true DE69422194T2 (de) 2000-09-28

Family

ID=22633707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422194T Expired - Fee Related DE69422194T2 (de) 1993-12-23 1994-09-30 Progressive strombegrenzungregelung für ein widerstandsschweissgerät

Country Status (7)

Country Link
US (1) US5386096A (de)
EP (1) EP0738196B1 (de)
AU (1) AU677724B2 (de)
DE (1) DE69422194T2 (de)
TW (1) TW375546B (de)
WO (1) WO1995017279A1 (de)
ZA (1) ZA947887B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748462A (en) * 1995-08-02 1998-05-05 Miyachi Technos Corporation Apparatus for controlling inverter resistance welding
US5960174A (en) * 1996-12-20 1999-09-28 Square D Company Arbitration method for a communication network
US6087613A (en) * 1998-02-23 2000-07-11 Square D Company Process monitor for a weld controller
US6225590B1 (en) 1998-05-26 2001-05-01 Medar, Inc. Method for determining a condition of a resistance spotwelding system or a workpiece in the system
US7091445B2 (en) * 2002-10-25 2006-08-15 Lincoln Global, Inc. Electric arc welder and method for controlling the welding process of the welder
US8759716B2 (en) * 2006-05-19 2014-06-24 Illinois Tool Works Inc. Method and apparatus for welding with limited term software
US8847100B2 (en) * 2008-01-08 2014-09-30 Fanuc America Corporation Weld cap and tip inspection method and apparatus
WO2009089337A1 (en) * 2008-01-09 2009-07-16 Illinois Tool Works Inc. Automatic weld arc monitoring system
AT507774B1 (de) * 2009-05-14 2010-08-15 Fronius Int Gmbh Verfahren und vorrichtung zum ermitteln der spannung an den elektroden einer punktschweisszange

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445621A (en) * 1964-03-05 1969-05-20 Gen Motors Corp Step relay panel for automatically increasing the current flow to a welding gun
US3546421A (en) * 1968-07-18 1970-12-08 Square D Co Control for compensating for the effects of progressive mushrooming of theelectrodes in a resistance welder apparatus
US4516008A (en) * 1983-03-14 1985-05-07 Pertron Controls Corporation System for calculating the root mean square (RMS) current in a resistance welding system
US4945201A (en) * 1989-05-19 1990-07-31 Pertron Controls Corporation Rack mountable weld controller
US5083003A (en) * 1990-06-15 1992-01-21 Square D Company Adaptive stepper

Also Published As

Publication number Publication date
AU677724B2 (en) 1997-05-01
TW375546B (en) 1999-12-01
AU7923094A (en) 1995-07-10
EP0738196A1 (de) 1996-10-23
US5386096A (en) 1995-01-31
EP0738196B1 (de) 1999-12-15
EP0738196A4 (de) 1997-05-07
WO1995017279A1 (en) 1995-06-29
ZA947887B (en) 1995-05-24
DE69422194D1 (de) 2000-01-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HANSMANN & VOGESER, 81369 MUENCHEN

8339 Ceased/non-payment of the annual fee