JPS56139283A - Power source device for welding machine - Google Patents

Power source device for welding machine

Info

Publication number
JPS56139283A
JPS56139283A JP4035480A JP4035480A JPS56139283A JP S56139283 A JPS56139283 A JP S56139283A JP 4035480 A JP4035480 A JP 4035480A JP 4035480 A JP4035480 A JP 4035480A JP S56139283 A JPS56139283 A JP S56139283A
Authority
JP
Japan
Prior art keywords
welding
current
insufficient
thyristors
switching circuit
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.)
Granted
Application number
JP4035480A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6161908B2 (enrdf_load_stackoverflow
Inventor
Daisaku Morinaga
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4035480A priority Critical patent/JPS56139283A/ja
Publication of JPS56139283A publication Critical patent/JPS56139283A/ja
Publication of JPS6161908B2 publication Critical patent/JPS6161908B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Generation Of Surge Voltage And Current (AREA)
  • Arc Welding Control (AREA)
JP4035480A 1980-03-31 1980-03-31 Power source device for welding machine Granted JPS56139283A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4035480A JPS56139283A (en) 1980-03-31 1980-03-31 Power source device for welding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4035480A JPS56139283A (en) 1980-03-31 1980-03-31 Power source device for welding machine

Publications (2)

Publication Number Publication Date
JPS56139283A true JPS56139283A (en) 1981-10-30
JPS6161908B2 JPS6161908B2 (enrdf_load_stackoverflow) 1986-12-27

Family

ID=12578289

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4035480A Granted JPS56139283A (en) 1980-03-31 1980-03-31 Power source device for welding machine

Country Status (1)

Country Link
JP (1) JPS56139283A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5939483A (ja) * 1982-08-27 1984-03-03 Toshiba Corp 抵抗溶接機の電流使用率演算装置
JPS6352776A (ja) * 1986-08-21 1988-03-05 Toa Seiki Kk 抵抗溶接機
JPS6384774A (ja) * 1986-09-26 1988-04-15 Daihatsu Motor Co Ltd 溶接用２次ケ−ブルの短絡検知装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5939483A (ja) * 1982-08-27 1984-03-03 Toshiba Corp 抵抗溶接機の電流使用率演算装置
JPS6352776A (ja) * 1986-08-21 1988-03-05 Toa Seiki Kk 抵抗溶接機
JPS6384774A (ja) * 1986-09-26 1988-04-15 Daihatsu Motor Co Ltd 溶接用２次ケ−ブルの短絡検知装置

Also Published As

Publication number Publication date
JPS6161908B2 (enrdf_load_stackoverflow) 1986-12-27

Similar Documents

Publication Publication Date Title
JPS5534854A (en) Controlling method of secondary winding-exciting motor
JPS56139283A (en) Power source device for welding machine
JPS5772776A (en) Dc arc welding machine
JPS57138544A (en) Feeder for electrical discharge machining
GB1412553A (en) Stud welding tool
JPS57184614A (en) Magnetic drilling machine
KR920007551B1 (ko) 인버터식(inverter type) 저항 용접기
JPS5676343A (en) Method and apparatus for wire cut discharge type machining
JPS55156673A (en) Automatic welding equipment
JPS566784A (en) Arc starting method in mig welding
JPS56131073A (en) Preventing circuit for buckling of wire for welding
JPS6460203A (en) Controller for ac electric rolling stock
JPS56131074A (en) Welding controller
JPS55147482A (en) Method and apparatus for resistance welding
JPS57170075A (en) Invertor device
JPS552025A (en) Apparatus for welding circumference of fixed pipe
JPS5312026A (en) Protective device for no-arc tap controller
JPS5732451A (en) Copying machine
JPS5762864A (en) Dc arc welding machine
JPS5222821A (en) Power supply voltage supplying device
JPS5641799A (en) Excitation controlling device for synchronous machine
JPS5257494A (en) Feed water control device in atomic power station
JPS5731479A (en) Mig welding machine
JPS554681A (en) Debugging device for microprogram
JPS54159641A (en) Parallel operation device for ac generator