JPH0297965U - - Google Patents
Info
- Publication number
- JPH0297965U JPH0297965U JP445689U JP445689U JPH0297965U JP H0297965 U JPH0297965 U JP H0297965U JP 445689 U JP445689 U JP 445689U JP 445689 U JP445689 U JP 445689U JP H0297965 U JPH0297965 U JP H0297965U
- Authority
- JP
- Japan
- Prior art keywords
- welding
- electrode
- photocoupler
- detection circuit
- arc
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010891 electric arc Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Arc Welding Control (AREA)
Description
第1図は本考案の一実施例に係る溶着検出回路
を示す図、第2図はアーク溶接機のブロツク説明
図、第3図は上記回路の作用を示す説明図である
。
1……NC装置、2……溶接電源回路、3……
電極、5……溶着検出回路、10……フイルタ回
路、11……フオトアイソレータ、12……NC
入力回路。
FIG. 1 is a diagram showing a welding detection circuit according to an embodiment of the present invention, FIG. 2 is an explanatory diagram of a block of an arc welding machine, and FIG. 3 is an explanatory diagram showing the operation of the above circuit. 1...NC device, 2...Welding power supply circuit, 3...
Electrode, 5... Welding detection circuit, 10... Filter circuit, 11... Photo isolator, 12... NC
input circuit.
Claims (1)
ーク放電を行いつつ溶接するアーク溶接機の溶着
検出回路において、前記ワークと電極との間に印
加される電圧を適宜フイルタ回路を介してホトカ
プラの発光素子に入力し、該ホトカプラの出力断
により溶着信号を出力することを特徴とするアー
ク溶接機の溶着検出回路。 In the welding detection circuit of an arc welding machine that performs arc discharge between a workpiece connected to a welding power source and an electrode, the voltage applied between the workpiece and the electrode is appropriately controlled by a photocoupler through a filter circuit. 1. A welding detection circuit for an arc welding machine, characterized in that a welding signal is input to a light emitting element and outputs a welding signal when the output of the photocoupler is cut off.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP445689U JPH0297965U (en) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP445689U JPH0297965U (en) | 1989-01-20 | 1989-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0297965U true JPH0297965U (en) | 1990-08-03 |
Family
ID=31206986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP445689U Pending JPH0297965U (en) | 1989-01-20 | 1989-01-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0297965U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5997770A (en) * | 1982-11-27 | 1984-06-05 | Matsushita Electric Ind Co Ltd | Device for preventive short circuit of electrode |
-
1989
- 1989-01-20 JP JP445689U patent/JPH0297965U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5997770A (en) * | 1982-11-27 | 1984-06-05 | Matsushita Electric Ind Co Ltd | Device for preventive short circuit of electrode |
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