CN103506737B - Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine - Google Patents
Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine Download PDFInfo
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- CN103506737B CN103506737B CN201310486027.1A CN201310486027A CN103506737B CN 103506737 B CN103506737 B CN 103506737B CN 201310486027 A CN201310486027 A CN 201310486027A CN 103506737 B CN103506737 B CN 103506737B
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- Prior art keywords
- diode
- resistance
- wire feeding
- feeding motor
- resistor
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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
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/124—Circuits or methods for feeding welding wire
- B23K9/125—Feeding of electrodes
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The invention provides a wire feeding motor starting control circuit of a carbon dioxide gas shielded welding machine. The wire feeding motor starting control circuit comprises a resistor R1, one end of the resistor R1 is connected with a power source VCC, the other end of the resistor R1 is connected with the positive pole of a diode D1, the negative pole of the diode D1 is connected with one end of a welding gun switch Ts, the other end of the welding gun switch Ts is connected with the ground, the negative pole of a diode D3 is connected with the negative pole of the diode D1, the positive pole of the diode D3 is connected with the negative pole of a diode D4 and the negative pole of a diode D7, the power source VCC is connected with one end of a resistor R5, one end of a capacitor C1, one end of a resistor R8, the emitter of a PNP transistor T2 and one end of a resistor R10, the other end of the resistor R5 is connected with the positive pole of the diode D4, the positive pole of a diode D5 and one end of a resistor R6, the other end of the resistor R6 is connected with the other end of the capacitor C1, the negative pole of the diode D5 and one end of a resistor R7, and the other end of the resistor R7 is connected with the positive pole of a voltage-regulator tube ZD2. According to the wire feeding motor starting control circuit, impacts of a wire feeding motor starting current on a wire feeding motor control loop can be effectively prevented.
Description
Technical field
The present invention relates to the partial circuit of carbon dioxide gas shielded welding machine, the wire feeding motor being specifically related to carbon dioxide gas shielded welding machine starts control circuit.
Background technology
It is a kind of energy-efficient high-quality welding method that carbon dioxide gas arc welding connects technique.Be widely used in all fields of national economy.Carbon dioxide gas shielded welding machine wire feeding motor starts frequent, and dash current is excessive, and these all have impact on welding machine quality and service life.Thus highly reliable electronic control circuit is the key technology of carbon dioxide welding machine application.
Summary of the invention
The wire feeding motor that the object of the invention is to adopt simple and reliable control circuit to realize carbon dioxide gas shielded welding machine starts control circuit, prevents wire feeding motor starting current excessive, damages the object that motor opens relay contact or other device.The technical solution used in the present invention is:
The wire feeding motor of carbon dioxide gas shielded welding machine starts a control circuit, comprising:
The one termination power VCC of resistance R1, resistance R1, the anode of another terminating diode D1, the negative electrode of diode D1 connects one end of arc welding gun switch Ts, the other end ground connection of arc welding gun switch Ts;
The negative electrode of diode D3 connects the negative electrode of described diode D1, and the anode of diode D3 connects the negative electrode of diode D4 and D7; One end of power supply VCC contact resistance R5, one end of electric capacity C1, one end of resistance R8, the emitter stage of PNP transistor T2, one end of resistance R10; The anode of another terminating diode D4 and D5 of resistance R5, one end of resistance R6, one end of the other end of another termination capacitor C1 of resistance R6, the negative electrode of diode D5 and resistance R7, the anode of another termination voltage-stabiliser tube ZD2 of resistance R7, the negative electrode of voltage-stabiliser tube ZD2 connects the base stage of PNP transistor T2 and the other end of resistance R8; The anode of another terminating diode D6 and D7 of resistance R10; The colelctor electrode of PNP transistor T2 connects the negative electrode of diode D6 by resistance R9, connected node starts the output of control circuit as wire feeding motor.
The invention has the advantages that the wire feeding motor startup control circuit just achieving carbon dioxide gas shielded welding machine with several minority electrons components and parts; can prevent wire feeding motor starting current from impacting its control loop; affect welding machine reliability and life-span, circuit is simple and reliable, and applicability is strong.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present invention.
Fig. 2 is that the wire feeding motor of carbon dioxide welding machine of the present invention starts control circuit control action sequential chart.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1: a kind of wire feeding motor of carbon dioxide gas shielded welding machine starts control circuit, comprising:
The one termination power VCC of resistance R1, resistance R1, the anode of another terminating diode D1, the negative electrode of diode D1 connects one end of arc welding gun switch Ts, the other end ground connection of arc welding gun switch Ts;
The negative electrode of diode D3 connects the negative electrode of described diode D1, and the anode of diode D3 connects the negative electrode of diode D4 and D7; One end of power supply VCC contact resistance R5, one end of electric capacity C1, one end of resistance R8, the emitter stage of PNP transistor T2, one end of resistance R10; The anode of another terminating diode D4 and D5 of resistance R5, one end of resistance R6, one end of the other end of another termination capacitor C1 of resistance R6, the negative electrode of diode D5 and resistance R7, the anode of another termination voltage-stabiliser tube ZD2 of resistance R7, the negative electrode of voltage-stabiliser tube ZD2 connects the base stage of PNP transistor T2 and the other end of resistance R8; The anode of another terminating diode D6 and D7 of resistance R10; The colelctor electrode of PNP transistor T2 connects the negative electrode of diode D6 by resistance R9, connected node starts the output of control circuit as wire feeding motor.
Wire feeding motor starts control circuit for exporting wire feeding motor voltage control instructions V02.
After pressing arc welding gun switch Ts, power positive end is ground connection after resistance R10, diode D7, D3 series connection, and make wire feeding motor voltage control instructions V02 be 0V, at this moment wire feeding motor loop is connected, and thus no current impacts.But power positive end charges to electric capacity C1 through R5, R6, when charging to certain hour after the breakdown voltage that R7 reaches voltage-stabiliser tube ZD2, at this moment transistor T2 conducting, directly providing normal wire feeding motor voltage instruction through R9, running by predetermined wire feed rate.When so just avoiding wire feeding motor to start, comparatively great start-up current damages motor closing relay contact or other device.
Start control circuit by wire feeding motor, when can be implemented in startup wire feeding motor, wire feeding motor control voltage is reduced to 0V, closed electric motor loop in no current situation.Prevent wire feeding motor starting current excessive, damage the object that motor opens relay contact or other device.
Claims (1)
1. the wire feeding motor of carbon dioxide gas shielded welding machine starts a control circuit, it is characterized in that, comprising:
The one termination power VCC of resistance R1, resistance R1, the anode of another terminating diode D1, the negative electrode of diode D1 connects one end of arc welding gun switch Ts, the other end ground connection of arc welding gun switch Ts;
The negative electrode of diode D3 connects the negative electrode of described diode D1, and the anode of diode D3 connects the negative electrode of diode D4 and D7; One end of power supply VCC contact resistance R5, one end of electric capacity C1, one end of resistance R8, the emitter stage of PNP transistor T2, one end of resistance R10; The anode of another terminating diode D4 and D5 of resistance R5, one end of resistance R6, one end of the other end of another termination capacitor C1 of resistance R6, the negative electrode of diode D5 and resistance R7, the anode of another termination voltage-stabiliser tube ZD2 of resistance R7, the negative electrode of voltage-stabiliser tube ZD2 connects the base stage of PNP transistor T2 and the other end of resistance R8; The anode of another terminating diode D6 and D7 of resistance R10; The colelctor electrode of PNP transistor T2 connects the negative electrode of diode D6 by resistance R9, connected node starts the output of control circuit as wire feeding motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310486027.1A CN103506737B (en) | 2013-10-16 | 2013-10-16 | Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310486027.1A CN103506737B (en) | 2013-10-16 | 2013-10-16 | Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103506737A CN103506737A (en) | 2014-01-15 |
| CN103506737B true CN103506737B (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310486027.1A Active CN103506737B (en) | 2013-10-16 | 2013-10-16 | Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103506737B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682794B (en) * | 2015-02-11 | 2017-05-03 | 上海广为焊接设备有限公司 | Gun-controlled motor control system with short-circuit protecting function and motor system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119830A (en) * | 1977-08-08 | 1978-10-10 | Gilliland Malcolm T | Remote welding control system |
| CN201900363U (en) * | 2010-11-23 | 2011-07-20 | 浙江肯得机电股份有限公司 | Structure of wire feeding control circuit of tapped gas shielded welding machine |
| CN202123308U (en) * | 2011-05-26 | 2012-01-25 | 深圳市富驰机电设备有限公司 | Control circuit of wire feed system of CO2 (carbon dioxide) welder |
| CN202726271U (en) * | 2012-07-12 | 2013-02-13 | 青州泰联电气有限公司 | Motor drive circuit of wire feeder for control circuit of gas shielded welder |
| WO2013056057A1 (en) * | 2011-10-14 | 2013-04-18 | Thermal Dynamics Corporation | Wire feed motor speed control |
| CN203124923U (en) * | 2013-02-26 | 2013-08-14 | 广州友田机电设备有限公司 | Wire feeding control system of welding machine |
| CN203526772U (en) * | 2013-10-16 | 2014-04-09 | 江苏大德重工有限公司 | Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060243718A1 (en) * | 2005-05-02 | 2006-11-02 | Lincoln Global, Inc., A Delaware Corporation | Torque boost for wire feeder |
-
2013
- 2013-10-16 CN CN201310486027.1A patent/CN103506737B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4119830A (en) * | 1977-08-08 | 1978-10-10 | Gilliland Malcolm T | Remote welding control system |
| CN201900363U (en) * | 2010-11-23 | 2011-07-20 | 浙江肯得机电股份有限公司 | Structure of wire feeding control circuit of tapped gas shielded welding machine |
| CN202123308U (en) * | 2011-05-26 | 2012-01-25 | 深圳市富驰机电设备有限公司 | Control circuit of wire feed system of CO2 (carbon dioxide) welder |
| WO2013056057A1 (en) * | 2011-10-14 | 2013-04-18 | Thermal Dynamics Corporation | Wire feed motor speed control |
| CN202726271U (en) * | 2012-07-12 | 2013-02-13 | 青州泰联电气有限公司 | Motor drive circuit of wire feeder for control circuit of gas shielded welder |
| CN203124923U (en) * | 2013-02-26 | 2013-08-14 | 广州友田机电设备有限公司 | Wire feeding control system of welding machine |
| CN203526772U (en) * | 2013-10-16 | 2014-04-09 | 江苏大德重工有限公司 | Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103506737A (en) | 2014-01-15 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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Address after: 214196 No. 28 South Garden Road, Xishan District, Jiangsu, Wuxi, Donggang Patentee after: Jiangsu Dade heavy industry Limited by Share Ltd Address before: 214196 No. 8 Sunshine Industrial Park, East Lake Town, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee before: Jiangsu Dade Heavy Industry Co., Ltd. |
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Denomination of invention: Wire feeding motor starting control circuit of carbon dioxide gas shielded welding machine Effective date of registration: 20190114 Granted publication date: 20150513 Pledgee: Agricultural Bank of China, Limited by Share Ltd, Wuxi, Xishan branch Pledgor: Jiangsu Dade heavy industry Limited by Share Ltd Registration number: 2019990000037 |
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Date of cancellation: 20210601 Granted publication date: 20150513 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi Xishan branch Pledgor: JIANGSU DADE HEAVY INDUSTRY Co.,Ltd. Registration number: 2019990000037 |
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