JPS6454989U - - Google Patents
Info
- Publication number
- JPS6454989U JPS6454989U JP14927187U JP14927187U JPS6454989U JP S6454989 U JPS6454989 U JP S6454989U JP 14927187 U JP14927187 U JP 14927187U JP 14927187 U JP14927187 U JP 14927187U JP S6454989 U JPS6454989 U JP S6454989U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- conversion circuit
- welding
- current
- transformer
- 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 17
- 238000006243 chemical reaction Methods 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Generation Of Surge Voltage And Current (AREA)
Description
第１図及び第２図は、それぞれ直流溶接機及び
交流溶接機に用いた本考案の一実施例のブロツク
図、第３図及び第４図はそれぞれ直流溶接機及び
交流溶接機に用いた従来のタイマのブロツク図で
ある。
１……タイマ、２……位相検出器、３……サイ
クルカウンタ、４……シーケンス制御回路、５…
…時間設定器、６……波形復元回路、７……溶接
電流実効値算出回路、８……溶接電流設定器。
Figures 1 and 2 are block diagrams of an embodiment of the present invention used in a DC welding machine and an AC welding machine, respectively, and Figures 3 and 4 are block diagrams of a conventional welding machine used in a DC welding machine and an AC welding machine, respectively. FIG. 3 is a block diagram of the timer of FIG. 1...Timer, 2...Phase detector, 3...Cycle counter, 4...Sequence control circuit, 5...
...Time setting device, 6... Waveform restoration circuit, 7... Welding current effective value calculation circuit, 8... Welding current setting device.
Claims (1)
続し、該回路を変圧器及び整流器を介して溶接ガ
ンに接続し、該インバータ回路を構成するチヨツ
ピング素子の制御極を電圧パルス幅変換回路を介
して発振器に接続し、該変換回路の出力パルスで
溶接電流を制御するようにした直流溶接機と、交
流電源に電流制御素子を介して変圧器を接続し、
該変圧器の２次側に溶接ガンを接続し、該電流制
御素子の制御極を電圧位相変換回路に接続し、そ
の出力で溶接電流を制御するようにした交流溶接
機とに共用するタイマであつて、交流電源に接続
する位相検出器と、その出力波をカウントするサ
イクルカウンタと、該カウンタの出力パルスで作
動し、前記電圧パルス幅変換回路又は電圧位相変
換回路の作動や溶接ガンのワークへの加圧等を制
御するシーケンス制御回路と、該シーケンス制御
回路の前記作動時間や前記加圧の時間等の各作業
時間を設定する時間設定器と、前記電圧パルス幅
変換回路又は電圧位相変換回路に接続される溶接
電流実効値算出回路及び溶接電流設定器とから成
ることを特徴とする直流及び交流溶接機共用タイ
マ。 An inverter circuit is connected to an AC power source via a rectifier, the circuit is connected to a welding gun via a transformer and a rectifier, and a control pole of a chopping element constituting the inverter circuit is connected to an oscillator via a voltage pulse width conversion circuit. A DC welding machine is connected to the converter circuit and the welding current is controlled by the output pulse of the conversion circuit, and a transformer is connected to the AC power source via a current control element,
A timer commonly used with an AC welding machine in which a welding gun is connected to the secondary side of the transformer, the control pole of the current control element is connected to a voltage phase conversion circuit, and the welding current is controlled by the output of the voltage phase conversion circuit. It includes a phase detector connected to an AC power supply, a cycle counter that counts its output waves, and a cycle counter that is operated by the output pulses of the counter and operates the voltage pulse width conversion circuit or the voltage phase conversion circuit and the work of the welding gun. a sequence control circuit that controls pressurization, etc.; a time setting device that sets each working time such as the operation time and the pressurization time of the sequence control circuit; and the voltage pulse width conversion circuit or voltage phase conversion circuit. A common timer for direct current and alternating current welding machines, comprising a welding current effective value calculation circuit and a welding current setting device connected to a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14927187U JPS6454989U (en) | 1987-10-01 | 1987-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14927187U JPS6454989U (en) | 1987-10-01 | 1987-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6454989U true JPS6454989U (en) | 1989-04-05 |
Family
ID=31421350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14927187U Pending JPS6454989U (en) | 1987-10-01 | 1987-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6454989U (en) |
-
1987
- 1987-10-01 JP JP14927187U patent/JPS6454989U/ja active Pending
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