JPS60115671U - pulse arc welding machine - Google Patents
pulse arc welding machineInfo
- Publication number
- JPS60115671U JPS60115671U JP325584U JP325584U JPS60115671U JP S60115671 U JPS60115671 U JP S60115671U JP 325584 U JP325584 U JP 325584U JP 325584 U JP325584 U JP 325584U JP S60115671 U JPS60115671 U JP S60115671U
- Authority
- JP
- Japan
- Prior art keywords
- current
- pulse
- controls
- welding machine
- arc welding
- 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
Landscapes
- Arc Welding Control (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来のパルスアーク溶接機の結線図、第2図お
よび第3図はそれぞれ第1図の溶接負荷への供給電流の
波形図、第4図以下の図面はこの考案のパルスアーク溶
接機の1実施例を示し、第4図は結線図、第5図a〜C
はベース電流の供給時の第4図の動作説明用波形図、第
6図a〜Cはパルス電流の供給時の第4図の動作説明用
波形図、第7図は第4図の溶接負荷への供給電流の波形
図である。
21・・・高周波スイッチング回路、22・・・パルス
トランス、27・・・溶接負荷、29・・・整流平滑回
路、30・・・電流検出回路、32・・・スイッチング
制御回路。Figure 1 is a wiring diagram of a conventional pulse arc welding machine, Figures 2 and 3 are waveform diagrams of the current supplied to the welding load in Figure 1, respectively, and Figure 4 and the following figures are pulse arc welding of this invention. One embodiment of the machine is shown, Figure 4 is a wiring diagram, and Figures 5 a to C.
are waveform diagrams for explaining the operation in Figure 4 when supplying base current, Figures 6 a to C are waveform diagrams for explaining operation in Figure 4 when supplying pulse current, and Figure 7 is the welding load in Figure 4. FIG. 21... High frequency switching circuit, 22... Pulse transformer, 27... Welding load, 29... Rectifying and smoothing circuit, 30... Current detection circuit, 32... Switching control circuit.
Claims (1)
ルス電流とを溶接負荷に交互に供給するパルスアーク溶
接機において、入力直流を高周波出力に変換する高周波
スイッチング回路と、前記高周波出力が1次側に入力さ
れるパルストランスと、該パルストランスの2次側出力
を整流平滑し出力直流を前記溶接負荷に供給する整流平
滑回路と、該整流平滑回路から前記溶接負荷への供給電
流を検出して検出信号を出力する電流検出器と、前記検
出信号のレベルにもとづき前記高周波スイッチング回路
のスイッチングを制御し、前記ベース電流の供給時に前
記供給電流を前記ベース電流に制御するとともに前記パ
ルス電流の供給時に前記供給電流を前記パルス電流に制
御するスイッチング制御回路とを備えたパルスアーク溶
接機。A pulse arc welding machine that alternately supplies a base current for sustaining an arc and a pulse current larger than the base current to a welding load includes a high-frequency switching circuit that converts an input direct current to a high-frequency output, and the high-frequency output is on a primary side. An input pulse transformer, a rectifier and smoothing circuit that rectifies and smoothes the secondary output of the pulse transformer and supplies the output DC to the welding load, and detects and detects the current supplied from the rectifier and smoothing circuit to the welding load. a current detector that outputs a signal; and a current detector that controls switching of the high frequency switching circuit based on the level of the detection signal, controls the supply current to the base current when the base current is supplied, and controls the supply current to the base current when the pulse current is supplied. A pulse arc welding machine comprising a switching control circuit that controls a supply current to the pulsed current.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP325584U JPS60115671U (en) | 1984-01-12 | 1984-01-12 | pulse arc welding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP325584U JPS60115671U (en) | 1984-01-12 | 1984-01-12 | pulse arc welding machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60115671U true JPS60115671U (en) | 1985-08-05 |
Family
ID=30477711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP325584U Pending JPS60115671U (en) | 1984-01-12 | 1984-01-12 | pulse arc welding machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60115671U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5886978A (en) * | 1981-11-20 | 1983-05-24 | Hitachi Seiko Ltd | Arc welding device |
JPS5886980A (en) * | 1981-11-20 | 1983-05-24 | Hitachi Seiko Ltd | Arc welding device |
JPS5890376A (en) * | 1981-11-24 | 1983-05-30 | Hitachi Seiko Ltd | Arc welding device |
-
1984
- 1984-01-12 JP JP325584U patent/JPS60115671U/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5886978A (en) * | 1981-11-20 | 1983-05-24 | Hitachi Seiko Ltd | Arc welding device |
JPS5886980A (en) * | 1981-11-20 | 1983-05-24 | Hitachi Seiko Ltd | Arc welding device |
JPS5890376A (en) * | 1981-11-24 | 1983-05-30 | Hitachi Seiko Ltd | Arc welding device |
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