JP6417545B2 - 溶接装置 - Google Patents
溶接装置 Download PDFInfo
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- JP6417545B2 JP6417545B2 JP2015528129A JP2015528129A JP6417545B2 JP 6417545 B2 JP6417545 B2 JP 6417545B2 JP 2015528129 A JP2015528129 A JP 2015528129A JP 2015528129 A JP2015528129 A JP 2015528129A JP 6417545 B2 JP6417545 B2 JP 6417545B2
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- 238000003466 welding Methods 0.000 title claims description 164
- 238000001514 detection method Methods 0.000 claims description 37
- 239000000463 material Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000009499 grossing Methods 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 5
- GZPBVLUEICLBOA-UHFFFAOYSA-N 4-(dimethylamino)-3,5-dimethylphenol Chemical compound CN(C)C1=C(C)C=C(O)C=C1C GZPBVLUEICLBOA-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 3
- 230000005669 field effect Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
- B23K9/073—Stabilising the arc
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/095—Monitoring or automatic control of welding parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/095—Monitoring or automatic control of welding parameters
- B23K9/0953—Monitoring or automatic control of welding parameters using computing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1006—Power supply
- B23K9/1043—Power supply characterised by the electric circuit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33515—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with digital control
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Arc Welding Control (AREA)
- Inverter Devices (AREA)
Description
本実施の形態について、図1から図4を用いて説明する。
本実施の形態について、図5と図6を用いて説明する。
2,102 スイッチング部
3,103 電流検出部
4 電圧検出部
5,105 制御部
6 周波数制御部
7,107 駆動部
8,108 設定部
9,109 出力比較部
10,110 算出部
11 第1の比較部
12 第2の比較部
13 第1の算出部
14 第2の算出部
15 第3の算出部
16 溶接状態判定部
17 切替部
18,118 1次整流部
19,119 平滑コンデンサ
20,120 変圧器
21,121 2次整流部
22,122 母材
23,123 トーチ
24,124 電極
25,125 アーク
26,126 外部機器
127 三角波発生部
TR1 第1のスイッチング素子
TR2 第2のスイッチング素子
TR3 第3のスイッチング素子
TR4 第4のスイッチング素子
D1 第1の所定値
D2 第2の所定値
DMAX 最大出力オン区間
F1 第1のインバータ周波数
F2 第2のインバータ周波数
FMAX 最大インバータ周波数
T1 第1の周期
T2 第2の周期
TMIN 最小周期
ED1 時点(出力オン区間が第1の所定値D1に到達)
ED2 時点(出力オン区間が第2の所定値D2に到達)
E1 時点(短絡が発生)
E2 時点(アークが発生)
E3 時点(短絡が発生)
E4 時点(くびれが発生した状態であると判定)
E5 時点(アークが発生)
E6 時点(短絡が発生)
E7 時点(過電流状態であると判定)
IOC 過電流判定値
VAS 短絡/アーク判定値
S1 第1の信号
S2 第2の信号
S3 第3の信号
Claims (5)
- スイッチング素子を有するスイッチング部と、
設定出力を設定する設定部と、
溶接出力を検出する出力検出部と、
前記設定出力および前記溶接出力に基づいて、前記スイッチング部の出力オン区間、すなわちインバータ制御のデューティ比を算出する制御部と、
前記出力オン区間に基づいてインバータ周波数を決定する周波数制御部と、
前記インバータ周波数と前記出力オン区間に基づいて前記スイッチング素子のオン/オフ動作を制御する駆動部と、を備え、
前記周波数制御部は、前記出力オン区間が第1の割合では、前記インバータ周波数を第1の周波数とし、
前記出力オン区間が前記第1の割合より小さい第2の割合では、前記インバータ周波数を前記第1の周波数より高い第2の周波数とする溶接装置。 - 前記制御部は、
前記設定出力と前記溶接出力との出力差を求める出力比較部と、
前記出力差に基づいて前記出力オン区間を算出する算出部と、を備えた、請求項1記載の溶接装置。 - 前記設定出力は設定電流を含み、
前記溶接出力は溶接電流を含み、
前記出力検出部は、電流検出部を有し、
前記出力比較部は、前記設定電流と前記溶接電流との電流差を求め、
前記算出部は、前記電流差に基づいて前記出力オン区間を算出する、請求項2に記載の溶接装置。 - 前記設定出力は設定電圧を含み、
前記溶接出力は溶接電圧を含み、
前記出力検出部は、電圧検出部を有し、
前記出力比較部は、前記設定電圧と前記溶接電圧との電圧差を求め、
前記算出部は、前記電圧差に基づいて前記出力オン区間を算出する、請求項2に記載の溶接装置。 - 前記設定出力は設定電流および設定電圧を含み、
前記溶接出力は溶接電流および溶接電圧を含み、
前記出力検出部は、電流検出部および電圧検出部を有し、
前記出力比較部は、
前記設定電流と前記溶接電流との電流差を求める電流比較部と、
前記設定電圧と前記溶接電圧との電圧差を求める電圧比較部とを有し、
前記算出部は、
前記電流差に基づいて第1の出力オン区間を算出する第1の算出部と、
前記電圧差に基づいて第2の出力オン区間を算出する第2の算出部と、
前記設定出力に基づいて第3の出力オン区間を算出する第3の算出部と、
前記設定電流と前記設定電圧と前記溶接電流と前記溶接電圧とに基づいて溶接状態を判定する状態判定部と、
前記溶接状態に基づいて、前記第1の出力オン区間と前記第2の出力オン区間と前記第3の出力オン区間とを切り替えて前記出力オン区間として出力する切替部と、を有する、請求項2に記載の溶接装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013152491 | 2013-07-23 | ||
JP2013152491 | 2013-07-23 | ||
PCT/JP2014/003580 WO2015011882A1 (ja) | 2013-07-23 | 2014-07-07 | 溶接装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015011882A1 JPWO2015011882A1 (ja) | 2017-03-02 |
JP6417545B2 true JP6417545B2 (ja) | 2018-11-07 |
Family
ID=52392947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015528129A Active JP6417545B2 (ja) | 2013-07-23 | 2014-07-07 | 溶接装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10239144B2 (ja) |
EP (1) | EP3025816B1 (ja) |
JP (1) | JP6417545B2 (ja) |
CN (1) | CN105142840B (ja) |
WO (1) | WO2015011882A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6493093B2 (ja) * | 2015-08-27 | 2019-04-03 | 新日鐵住金株式会社 | 抵抗スポット溶接用電源装置 |
US10549374B2 (en) * | 2015-12-31 | 2020-02-04 | Illinois Tool Works Inc. | Welding power supply with half bridge |
US11498147B2 (en) * | 2018-05-01 | 2022-11-15 | Illinois Tool Works Inc. | Single phase input detection and power source protection |
US10910937B2 (en) * | 2018-05-30 | 2021-02-02 | Illinois Tool Works Inc. | Control circuit synchronization of welding-type power supplies |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4503316A (en) | 1981-08-13 | 1985-03-05 | Kabushiki Kaisha Kobe Seiko Sho | DC Welding power supply system |
JPS5829575A (ja) | 1981-08-13 | 1983-02-21 | Murase Kogyo Kk | 溶接用電源装置 |
JPS58159977A (ja) | 1982-03-19 | 1983-09-22 | Matsushita Electric Ind Co Ltd | 直流ア−ク溶接機 |
JPS6076278A (ja) | 1983-09-30 | 1985-04-30 | Matsushita Electric Ind Co Ltd | ア−ク溶接機 |
JPS6074851U (ja) | 1983-10-27 | 1985-05-25 | 株式会社三社電機製作所 | 直流ア−ク溶接機の制御装置 |
JPH0622758B2 (ja) | 1984-12-06 | 1994-03-30 | 松下電器産業株式会社 | 直流ア−ク溶接機 |
JPH0635059B2 (ja) * | 1985-04-12 | 1994-05-11 | 株式会社神戸製鋼所 | 溶接電源の出力制御装置 |
JPH0828978B2 (ja) | 1985-06-24 | 1996-03-21 | 株式会社東芝 | Pwmインバ−タ |
JP2539679B2 (ja) | 1989-02-15 | 1996-10-02 | 松下電器産業株式会社 | ア―ク溶接機およびプラズマ切断機 |
US5748462A (en) * | 1995-08-02 | 1998-05-05 | Miyachi Technos Corporation | Apparatus for controlling inverter resistance welding |
JP3075263B2 (ja) * | 1998-06-17 | 2000-08-14 | 松下電器産業株式会社 | パルス出力制御方法及び消耗電極式パルスアーク溶接装置 |
US6111216A (en) * | 1999-01-19 | 2000-08-29 | Lincoln Global, Inc. | High current welding power supply |
TW445192B (en) * | 1999-04-12 | 2001-07-11 | Tri Tool Inc | Control method and apparatus for an arc welding system |
JP4760053B2 (ja) * | 2005-02-28 | 2011-08-31 | パナソニック株式会社 | アーク溶接装置の制御方法およびアーク溶接装置 |
EP2330729B1 (en) * | 2009-05-27 | 2018-02-07 | Panasonic Intellectual Property Management Co., Ltd. | Inverter control device and inverter control method |
JP5806529B2 (ja) * | 2011-07-06 | 2015-11-10 | ルネサスエレクトロニクス株式会社 | 半導体装置、それを用いた無線通信端末、及びクロック周波数制御方法 |
-
2014
- 2014-07-07 CN CN201480022882.XA patent/CN105142840B/zh active Active
- 2014-07-07 EP EP14829120.6A patent/EP3025816B1/en active Active
- 2014-07-07 JP JP2015528129A patent/JP6417545B2/ja active Active
- 2014-07-07 WO PCT/JP2014/003580 patent/WO2015011882A1/ja active Application Filing
- 2014-07-07 US US14/787,682 patent/US10239144B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3025816A1 (en) | 2016-06-01 |
CN105142840A (zh) | 2015-12-09 |
US20160144442A1 (en) | 2016-05-26 |
WO2015011882A1 (ja) | 2015-01-29 |
EP3025816B1 (en) | 2017-09-13 |
EP3025816A4 (en) | 2016-08-03 |
US10239144B2 (en) | 2019-03-26 |
JPWO2015011882A1 (ja) | 2017-03-02 |
CN105142840B (zh) | 2017-05-10 |
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