CN104416262A - Integrated circuit system of manual welding machine - Google Patents
Integrated circuit system of manual welding machine Download PDFInfo
- Publication number
- CN104416262A CN104416262A CN201310393836.8A CN201310393836A CN104416262A CN 104416262 A CN104416262 A CN 104416262A CN 201310393836 A CN201310393836 A CN 201310393836A CN 104416262 A CN104416262 A CN 104416262A
- Authority
- CN
- China
- Prior art keywords
- circuit
- output
- rectifying
- output end
- welding machine
- 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
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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
- B23K9/10—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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/24—Electric supply or control circuits therefor
- B23K11/241—Electric supplies
-
- 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
- B23K13/00—Welding by high-frequency current heating
- B23K13/08—Electric supply or control circuits therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses an integrated circuit system of a manual welding machine. The output end of an input voltage circuit is connected with a soft start circuit and a switch power source circuit respectively, the first output end of the switch power source circuit is connected with the soft start circuit, the second output end of the switch power source circuit is connected with a dual-voltage automatic switching control circuit, the third output end is connected with a control circuit, and the soft start circuit and the output end of the dual-voltage automatic switching control circuit are connected with a rectifying and filtering circuit; the output end of the rectifying and filter circuit is connected with an IGBT (insulated gate bipolar transistor) inverter circuit, and the output end of the IGBT inverted circuit is connected with a rectifying output circuit after voltage reduction through a high-frequency transformer; the output end of the rectifying output circuit is connected with the control circuit and samples output voltage for feedback adjustment. Various circuits of the manual welding machine are integrated, and the manual welding machine is more convenient to assembly during production and is slightly interfered and low in fault rate. Meanwhile, production efficiency of products is improved and manufacturing cost is reduced.
Description
Technical field
The present invention relates to a kind of IC system of manual welding machine, belong to manual welding machine technical field.
Background technology
At present, each circuit part of the manual welding machine on market is all relatively independent, needs to be connected by a lot of connecting line, so install loaded down with trivial details, easily causes interference, and cause the fault rate of welding machine to increase, production efficiency is low, and production cost uprises.And common manual welding machine can only use 220V or 380V power supply to power separately; Easy like this exist wrong power line, causes the risk of machine breakdown.In addition, all adopt power transformer to be system power supply in the circuit of common manual welding machine, its volume is large, and cost is high, and output voltage fluctuates along with the fluctuation of input voltage, affects the service life of component, thus affects the security of whole system.
Summary of the invention
The defect that the present invention seeks to exist for prior art provides a kind of IC system of manual welding machine.
The present invention for achieving the above object, adopt following technical scheme: a kind of IC system of manual welding machine, comprise input voltage circuit, soft starting circuit, switching power circuit, current rectifying and wave filtering circuit, IGBT inverter circuit, high frequency transformer, rectifying output circuit, control circuit and two pressure automatic switch-over circuit; The output of described input voltage circuit is connected respectively to soft starting circuit and switching power circuit; First output of described switching power circuit is connected to described soft starting circuit, and the second output is connected to described two pressure automatic switching control circuit, and the 3rd output is connected to described control circuit; The output of described soft starting circuit and two pressure automatic switching control circuit is connected to current rectifying and wave filtering circuit; The output of described current rectifying and wave filtering circuit is connected to IGBT inverter circuit, and the output of described IGBT inverter circuit is by being connected to described rectifying output circuit after high frequency transformer step-down; Wherein, the output of described rectifying output circuit is connected to described control circuit, carries out output voltage sampling feedback adjustment.
Beneficial effect of the present invention: each circuit of manual welding machine is integrated in one by the present invention, manual welding machine is assembled in whole production process easier, and the interference be subject to is little, failure rate is low, also improves the production efficiency of product simultaneously, reduces manufacturing cost.In addition, in system, use Switching Power Supply to replace original power transformer, 220V and 380V voltage can be realized and automatically change; Improve the security of whole system.
Accompanying drawing explanation
Fig. 1 circuit theory schematic diagram of the present invention.
Detailed description of the invention
Shown in Fig. 1, for a kind of IC system of manual welding machine, comprise input voltage circuit 1, soft starting circuit 2, switching power circuit 3, current rectifying and wave filtering circuit 4, IGBT inverter circuit 5, high frequency transformer 6, rectifying output circuit 7, control circuit 8 and two pressure automatic switch-over circuit 9; The output of described input voltage circuit 1 is connected respectively to soft starting circuit 2 and switching power circuit 3; First output of described switching power circuit 3 is connected to described soft starting circuit 2, second output and is connected to described two pressure automatic switching control circuit the 9, three output and is connected to described control circuit 8; The output of described soft starting circuit 2 and two pressure automatic switching control circuit 9 is connected to current rectifying and wave filtering circuit 4; The output of described current rectifying and wave filtering circuit 4 is connected to IGBT inverter circuit 5, and the output of described IGBT inverter circuit 5 is by being connected to described rectifying output circuit 7 after high frequency transformer 6 step-down.Wherein, the output of described rectifying output circuit 7 is connected to described control circuit 8, carries out output voltage sampling feedback adjustment.
When switching power circuit 3 works, two-way voltage wherein drives soft starting circuit 2 and control circuit 8 to work respectively, and a road voltage in addition realizes 220V and 380V voltage by two pressure automatic switching circuit 9 and automatically changes.Wherein, two pressure automatic switching circuit 9 first works, work after soft starting circuit 2.The output voltage of described soft starting circuit 2 and two pressure automatic switching circuit 9 is transported to current rectifying and wave filtering circuit 4 and carries out rectifying and wave-filtering, then outputs to the voltage transitions that IGBT inverter circuit 5 carries out direct current and alternating current.Meanwhile, control circuit 8 outputting drive voltage exports rectifying output circuit 7 to IGBT inverter circuit 5, IGBT inverter circuit 5 to after high frequency transformer 6 step-down, carries out rectification output., sample from the output of described rectifying output circuit 7 meanwhile, and feed back to the adjustment that described control circuit 8 carries out driving voltage, and then adjust the output voltage of described rectifying output circuit 7.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (1)
1. the IC system of a manual welding machine, it is characterized in that, comprise input voltage circuit (1), soft starting circuit (2), switching power circuit (3), current rectifying and wave filtering circuit (4), IGBT inverter circuit (5), high frequency transformer (6), rectifying output circuit (7), control circuit (8) and two pressure automatic switch-over circuit (9); The output of described input voltage circuit (1) is connected respectively to soft starting circuit (2) and switching power circuit (3); First output of described switching power circuit (3) is connected to described soft starting circuit (2), and the second output is connected to described two pressure automatic switching control circuit (9), and the 3rd output is connected to described control circuit (8); The output of described soft starting circuit (2) and two pressure automatic switching control circuit (9) is connected to current rectifying and wave filtering circuit (4); The output of described current rectifying and wave filtering circuit (4) is connected to IGBT inverter circuit (5), and the output of described IGBT inverter circuit (5) is connected to described rectifying output circuit (7) by after high frequency transformer (6) step-down; Wherein, the output of described rectifying output circuit (7) is connected to described control circuit (8), carries out output voltage sampling feedback adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393836.8A CN104416262A (en) | 2013-09-02 | 2013-09-02 | Integrated circuit system of manual welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393836.8A CN104416262A (en) | 2013-09-02 | 2013-09-02 | Integrated circuit system of manual welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104416262A true CN104416262A (en) | 2015-03-18 |
Family
ID=52966990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310393836.8A Pending CN104416262A (en) | 2013-09-02 | 2013-09-02 | Integrated circuit system of manual welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104416262A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238853A (en) * | 2016-08-29 | 2016-12-21 | 广州铁路职业技术学院 | Plasma solderer |
| WO2019109759A1 (en) * | 2017-12-08 | 2019-06-13 | 苏州绿恺动力电子科技有限公司 | Portable inverter arc welding system and power control method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2881756Y (en) * | 2005-10-28 | 2007-03-21 | 卢玉清 | Automatic switching device for double-voltage |
| US20080047941A1 (en) * | 2006-07-25 | 2008-02-28 | Sansha Electric Manufacturing Company, Limited | Power supply apparatus for welder |
| CN102079002A (en) * | 2011-01-26 | 2011-06-01 | 深圳华意隆电气股份有限公司 | Inverter welding and cutting machine with dual-voltage system |
| CN202285371U (en) * | 2011-09-26 | 2012-06-27 | 温岭万顺机电制造有限公司 | Automatic dual-voltage switching device |
| JP2012135189A (en) * | 2010-12-01 | 2012-07-12 | Daihen Corp | Power supply unit and arc processing power supply unit |
| CN102751919A (en) * | 2012-07-07 | 2012-10-24 | 浙江利欧股份有限公司 | Double-voltage automatic switchover switch and processing method |
| CN203541808U (en) * | 2013-09-02 | 2014-04-16 | 无锡精工焊接设备有限公司 | Integrated circuit system of manual welding machine |
-
2013
- 2013-09-02 CN CN201310393836.8A patent/CN104416262A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2881756Y (en) * | 2005-10-28 | 2007-03-21 | 卢玉清 | Automatic switching device for double-voltage |
| US20080047941A1 (en) * | 2006-07-25 | 2008-02-28 | Sansha Electric Manufacturing Company, Limited | Power supply apparatus for welder |
| JP2012135189A (en) * | 2010-12-01 | 2012-07-12 | Daihen Corp | Power supply unit and arc processing power supply unit |
| CN102079002A (en) * | 2011-01-26 | 2011-06-01 | 深圳华意隆电气股份有限公司 | Inverter welding and cutting machine with dual-voltage system |
| CN202285371U (en) * | 2011-09-26 | 2012-06-27 | 温岭万顺机电制造有限公司 | Automatic dual-voltage switching device |
| CN102751919A (en) * | 2012-07-07 | 2012-10-24 | 浙江利欧股份有限公司 | Double-voltage automatic switchover switch and processing method |
| CN203541808U (en) * | 2013-09-02 | 2014-04-16 | 无锡精工焊接设备有限公司 | Integrated circuit system of manual welding machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238853A (en) * | 2016-08-29 | 2016-12-21 | 广州铁路职业技术学院 | Plasma solderer |
| WO2019109759A1 (en) * | 2017-12-08 | 2019-06-13 | 苏州绿恺动力电子科技有限公司 | Portable inverter arc welding system and power control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150318 |
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| RJ01 | Rejection of invention patent application after publication |