JPS6316561U - - Google Patents
Info
- Publication number
- JPS6316561U JPS6316561U JP10696986U JP10696986U JPS6316561U JP S6316561 U JPS6316561 U JP S6316561U JP 10696986 U JP10696986 U JP 10696986U JP 10696986 U JP10696986 U JP 10696986U JP S6316561 U JPS6316561 U JP S6316561U
- Authority
- JP
- Japan
- Prior art keywords
- switching elements
- series
- power source
- turned
- period
- 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
- 238000003466 welding Methods 0.000 claims description 23
- 230000008929 regeneration Effects 0.000 claims description 10
- 238000011069 regeneration method Methods 0.000 claims description 10
- 230000000295 complement effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 10
Landscapes
- Arc Welding Control (AREA)
Description
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は同実施例の動作を説明するため
の回路各部の波形図、第３図は従来の溶接電源の
構成を示すブロツク図、第４図は第３図に示す回
路各部の波形を示す波形図、第５図は従来回路に
おいて高周波成分の重畳をした場合の波形を示す
波形図である。
１……直流電源、２〜５……スイツチング素子
（第１〜第４のスイツチング素子）、６〜９……
ダイオード、１１……被溶接材、１３……電極、
２０……制御回路。
Fig. 1 is a block diagram showing the configuration of an embodiment of this invention, Fig. 2 is a waveform diagram of each part of the circuit to explain the operation of the same embodiment, and Fig. 3 is a block diagram showing the configuration of a conventional welding power source. 4 is a waveform diagram showing waveforms of various parts of the circuit shown in FIG. 3, and FIG. 5 is a waveform diagram showing waveforms when high frequency components are superimposed in the conventional circuit. 1...DC power supply, 2-5...Switching element (first to fourth switching element), 6-9...
Diode, 11... Material to be welded, 13... Electrode,
20...Control circuit.
補正 昭６１．９．１８
実用新案登録請求の範囲を次のように補正する
。Amendment September 18, 1981 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
(1) 相補的にオン／オフする第１、第２のスイ
ツチング素子を直流電源に対し順次直列に接続す
るとともに、相補的にオン／オフする第３、第４
のスイツチング素子を前記直流電源に対し順次直
列に接続し、さらに、前記各スイツチング素子に
逆列にダイオードを接続して構成されるインバー
タと、
このインバータの出力端間に順次直列に接続さ
れる電極および被溶接材と、
前記電極、被溶接材間へ給電を行うときは前記
第２、第３のスイツチング素子もしくは前記第１
、第４のスイツチング素子をオン状態とし、溶接
電流が所定値に達した際は総てのスイツチング素
子をオフ状態として前記直流電源への回生を行い
、この回生期間において溶接電流が所定値以下に
なつたときは、溶接電流が前記直流電源に回生さ
れずに環流するようにいずれかのスイツチング素
子をオン状態とする制御回路と、
を具備することを特徴とする高周波パルスアー
ク溶接機。
(2) 前記制御回路は、前記給電期間、回生期間
および環流期間からなる一連の期間を、５ｋＨｚ
以上の基準信号の周期に対応して制御することを
特徴とする実用新案登録請求の範囲第１項記載の
高周波パルスアーク溶接機。
補正 昭６２．２．９
考案の名称を次のように補正する。
考案の名称 高周波パルスアーク溶接機
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。[Claims for Utility Model Registration] (1) First and second switching elements that are turned on and off in a complementary manner are sequentially connected in series to a DC power source, and third and fourth switching elements that are turned on and off in a complementary manner are connected in series to a DC power source.
an inverter configured by sequentially connecting switching elements in series to the DC power source and further connecting diodes in reverse series to each of the switching elements; and electrodes sequentially connected in series between the output terminals of the inverter. and the material to be welded, and the second and third switching elements or the first switching element when supplying power between the electrode and the material to be welded.
, the fourth switching element is turned on, and when the welding current reaches a predetermined value, all switching elements are turned off to perform regeneration to the DC power supply, and during this regeneration period, the welding current falls below the predetermined value. A high-frequency pulse arc welding machine, comprising: a control circuit that turns on one of the switching elements so that the welding current circulates without being regenerated to the DC power source when the welding temperature reaches the DC power source. (2) The control circuit controls the series of periods consisting of the power supply period, the regeneration period, and the circulation period at a frequency of 5 kHz.
A high-frequency pulse arc welding machine according to claim 1, characterized in that the high-frequency pulse arc welding machine is controlled in accordance with the cycle of the reference signal. Amendment February 9, 1982 The name of the invention is amended as follows. Title of the invention: High-frequency pulse arc welding machine The scope of the utility model registration claims and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
(1) 相補的にオン／オフする第１、第２のスイ
ツチング素子を直流電源に対し順次直列に接続す
るとともに、相補的にオン／オフする第３、第４
のスイツチング素子を前記直流電源に対し順次直
列に接続し、さらに、前記各スイツチング素子に
逆列にダイオードを接続して構成されるインバー
タと、
このインバータの出力端間に順次直列に接続さ
れる電極および被溶接材と、
前記電極、被溶接材間へ給電を行うときは前記
第２、第３のスイツチング素子もしくは前記第１
、第４のスイツチング素子をオン状態とし、溶接
電流が所定値に達した際は総てのスイツチング素
子をオフ状態として前記直流電源への回生を行い
、この回生期間において溶接電流が所定値以下に
なつたとき、または、回生開始から任意の設定可
能な時間経過後は、溶接電流が前記直流電源に回
生されずに環流するようにいずれかのスイツチン
グ素子をオン状態とする制御回路と、
を具備することを特徴とする高周波パルスアー
ク溶接機。
(2) 前記制御回路は、前記給電期間、回生期間
および環流期間からなる一連の期間を、５ｋＨｚ
以上の基準信号の周期に対応して制御することを
特徴とする実用新案登録請求の範囲第１項記載の
高周波パルスアーク溶接機。[Claims for Utility Model Registration] (1) First and second switching elements that are turned on and off in a complementary manner are sequentially connected in series to a DC power source, and third and fourth switching elements that are turned on and off in a complementary manner are connected in series to a DC power source.
an inverter configured by sequentially connecting switching elements in series to the DC power source and further connecting diodes in reverse series to each of the switching elements; and electrodes sequentially connected in series between the output terminals of the inverter. and the material to be welded, and the second and third switching elements or the first switching element when supplying power between the electrode and the material to be welded.
, the fourth switching element is turned on, and when the welding current reaches a predetermined value, all switching elements are turned off to perform regeneration to the DC power supply, and during this regeneration period, the welding current falls below the predetermined value. a control circuit that turns on one of the switching elements so that the welding current circulates without being regenerated to the DC power source when the welding current reaches the DC power source or after an arbitrary settable time has elapsed from the start of regeneration; A high frequency pulse arc welding machine that is characterized by: (2) The control circuit controls the series of periods consisting of the power supply period, regeneration period, and circulation period at 5kHz.
A high-frequency pulse arc welding machine according to claim 1, characterized in that the high-frequency pulse arc welding machine is controlled in accordance with the cycle of the reference signal.
【図面の簡単な説明】
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は同実施例の動作を説明するため
の回路各部の波形図、第３図は従来の溶接電源の
構成を示すブロツク図、第４図は第３図に示す回
路各部の波形を示す波形図、第５図は従来回路に
おいて高周波成分の重畳をした場合の波形を示す
波形図である。
１……直流電源、２〜５……スイツチング素子
（第１〜第４のスイツチング素子）、６〜９……
ダイオード、１１……被溶接材、１３……電極、
ＣＣ……制御回路。[Brief Description of the Drawings] Fig. 1 is a block diagram showing the configuration of an embodiment of this invention, Fig. 2 is a waveform diagram of each part of the circuit to explain the operation of the embodiment, and Fig. 3 is a diagram of the conventional circuit. FIG. 4 is a waveform diagram showing the waveforms of various parts of the circuit shown in FIG. 3, and FIG. 5 is a waveform diagram showing the waveforms when high frequency components are superimposed in the conventional circuit. 1...DC power supply, 2-5...Switching element (first to fourth switching element), 6-9...
Diode, 11... Material to be welded, 13... Electrode,
CC...control circuit.
Claims (1)
ツチング素子を直流電源に対し順次直列に接続す
るとともに、相補的にオン／オフする第３、第４
のスイツチング素子を前記直流電源に対し順次直
列に接続し、さらに、前記各スイツチング素子に
逆列にダイオードを接続して構成されるインバー
タと、 このインバータの出力端間に順次直列に接続さ
れる電極および被溶接材と、 前記電極、被溶接材間へ給電を行うときは前記
第２、第３のスイツチング素子もしくは前記第１
、第４のスイツチング素子をオン状態とし、溶接
電流が所定値に達した際は総てのスイツチング素
子をオフ状態として前記直流電源への回生を行い
、この回生期間において溶接電流が所定値以下に
なつたときは、溶接電流が前記直流電源に回生さ
れずに環流するようにいずれかのスイツチング素
子をオン状態とする制御回路と、 を具備することを特徴とする高周波パルスアー
ク溶接機。 (2) 前記制御回路は、前記給電期間、回生期間
および環流期間からなる一連の期間を、１５ｋＨ
ｚ以上の基準信号の周期に対応して制御すること
を特徴とする実用新案登録請求の範囲第１項記載
の高周波パルスアーク溶接機。[Claims for Utility Model Registration] (1) First and second switching elements that are turned on and off in a complementary manner are sequentially connected in series to a DC power source, and third and fourth switching elements that are turned on and off in a complementary manner are connected in series to a DC power source.
an inverter configured by sequentially connecting switching elements in series to the DC power source and further connecting diodes in reverse series to each of the switching elements; and electrodes sequentially connected in series between the output terminals of the inverter. and the material to be welded, and the second and third switching elements or the first switching element when supplying power between the electrode and the material to be welded.
, the fourth switching element is turned on, and when the welding current reaches a predetermined value, all switching elements are turned off to perform regeneration to the DC power supply, and during this regeneration period, the welding current falls below the predetermined value. A high-frequency pulse arc welding machine comprising: a control circuit that turns on one of the switching elements so that the welding current is circulated to the DC power source without being regenerated when the welding temperature is low. (2) The control circuit controls the series of periods consisting of the power supply period, regeneration period, and circulation period to 15kHz.
A high-frequency pulse arc welding machine according to claim 1, wherein the high-frequency pulse arc welding machine is controlled in accordance with a period of a reference signal of z or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986106969U JPH0530855Y2 (en) | 1986-07-12 | 1986-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986106969U JPH0530855Y2 (en) | 1986-07-12 | 1986-07-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6316561U true JPS6316561U (en) | 1988-02-03 |
| JPH0530855Y2 JPH0530855Y2 (en) | 1993-08-06 |
Family
ID=30982818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986106969U Expired - Lifetime JPH0530855Y2 (en) | 1986-07-12 | 1986-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0530855Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS534508A (en) * | 1976-07-02 | 1978-01-17 | Hitachi Maxell | Magnetic recording media |
-
1986
- 1986-07-12 JP JP1986106969U patent/JPH0530855Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS534508A (en) * | 1976-07-02 | 1978-01-17 | Hitachi Maxell | Magnetic recording media |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0530855Y2 (en) | 1993-08-06 |
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