JPS6197370U - - Google Patents
Info
- Publication number
- JPS6197370U JPS6197370U JP18223584U JP18223584U JPS6197370U JP S6197370 U JPS6197370 U JP S6197370U JP 18223584 U JP18223584 U JP 18223584U JP 18223584 U JP18223584 U JP 18223584U JP S6197370 U JPS6197370 U JP S6197370U
- Authority
- JP
- Japan
- Prior art keywords
- welding
- reactor
- rectifiers
- rectified
- output
- 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
Links
Landscapes
- Arc Welding Control (AREA)
Description
第１図および第２図はこの考案の直流アーク溶
接機の実施例を示し、第１図は１実施例の結線図
、第２図は他の実施例の結線図、第３図は従来の
直流アーク溶接機の結線図、第４図は時間と接触
抵抗、溶接負荷に流れる電流それぞれとの関係説
明図である。
１３…溶接変圧器、１４…第１整流器、１５，
３１…第２整流器、１６…直流リアクトル、１７
…開閉器接点、１８…抵抗、２１…電流検出器、
２２…溶接負荷、２７…開閉器制御装置、２８…
開閉器、３２…ゲート駆動装置。
Fig. 1 and Fig. 2 show an embodiment of the DC arc welding machine of this invention, Fig. 1 is a wiring diagram of one embodiment, Fig. 2 is a wiring diagram of another embodiment, and Fig. 3 is a conventional one. FIG. 4, a wiring diagram of a DC arc welding machine, is an explanatory diagram of the relationship between time, contact resistance, and current flowing through the welding load. 13... Welding transformer, 14... First rectifier, 15,
31...Second rectifier, 16...DC reactor, 17
...Switch contact, 18...Resistor, 21...Current detector,
22... Welding load, 27... Switch control device, 28...
Switch, 32...gate drive device.
Claims (1)
流器と、両端に前記両整流器の整流出力がそれぞ
れ入力されタツプ端子から消耗式電極および母材
からなる溶接負荷に溶接直流を供給する直流リア
クトルと、前記溶接負荷を流れる電流を検出しア
ーク起動後に前記第２整流器から前記直流リアク
トルへの整流出力を遮断する整流出力遮断手段と
を備えた直流アーク溶接機。 First and second rectifiers that rectify the AC output of the welding transformer, and a DC reactor that receives the rectified outputs of the rectifiers at both ends and supplies welding DC from tap terminals to the welding load consisting of the consumable electrode and the base metal. and a rectified output cutoff means that detects the current flowing through the welding load and cuts off the rectified output from the second rectifier to the DC reactor after starting the arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18223584U JPH0331499Y2 (en) | 1984-11-29 | 1984-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18223584U JPH0331499Y2 (en) | 1984-11-29 | 1984-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6197370U true JPS6197370U (en) | 1986-06-23 |
| JPH0331499Y2 JPH0331499Y2 (en) | 1991-07-04 |
Family
ID=30739772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18223584U Expired JPH0331499Y2 (en) | 1984-11-29 | 1984-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0331499Y2 (en) |
-
1984
- 1984-11-29 JP JP18223584U patent/JPH0331499Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0331499Y2 (en) | 1991-07-04 |
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