JPH02127370U - - Google Patents

Info

Publication number
JPH02127370U
JPH02127370U JP3557889U JP3557889U JPH02127370U JP H02127370 U JPH02127370 U JP H02127370U JP 3557889 U JP3557889 U JP 3557889U JP 3557889 U JP3557889 U JP 3557889U JP H02127370 U JPH02127370 U JP H02127370U
Authority
JP
Japan
Prior art keywords
voltage
welding
nozzle
relay
absolute value
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
JP3557889U
Other languages
English (en)
Other versions
JPH0435010Y2 (ja
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 filed Critical
Priority to JP3557889U priority Critical patent/JPH0435010Y2/ja
Publication of JPH02127370U publication Critical patent/JPH02127370U/ja
Application granted granted Critical
Publication of JPH0435010Y2 publication Critical patent/JPH0435010Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Arc Welding Control (AREA)
  • Resistance Welding (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例を示す回路である。 2……溶接ノズル、3……リレー、4……定電
圧電源、5……溶接電圧、6……絶対値回路、7
……比較器、8……電流制限用抵抗、9……ワー
ク、10……入力抵抗、11……抵抗、12……
コンデンサ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 溶接ノズルの電圧を導入される絶対値回路、こ
    の絶対値回路の出力を設定値と比較して検知信号
    を発生する比較器、定電圧源、この定電圧源の電
    圧と交流溶接電圧を上記溶接ノズルに切換え印加
    するリレーを有し、上記リレーは溶接ON信号に
    より付勢されて上記交流溶接電圧を選択すること
    を特徴とするノズル接触検知装置。
JP3557889U 1989-03-30 1989-03-30 Expired JPH0435010Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3557889U JPH0435010Y2 (ja) 1989-03-30 1989-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3557889U JPH0435010Y2 (ja) 1989-03-30 1989-03-30

Publications (2)

Publication Number Publication Date
JPH02127370U true JPH02127370U (ja) 1990-10-19
JPH0435010Y2 JPH0435010Y2 (ja) 1992-08-19

Family

ID=31541053

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3557889U Expired JPH0435010Y2 (ja) 1989-03-30 1989-03-30

Country Status (1)

Country Link
JP (1) JPH0435010Y2 (ja)

Also Published As

Publication number Publication date
JPH0435010Y2 (ja) 1992-08-19

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