CN201505784U - Control system of welding machine - Google Patents
Control system of welding machine Download PDFInfo
- Publication number
- CN201505784U CN201505784U CN2009203086437U CN200920308643U CN201505784U CN 201505784 U CN201505784 U CN 201505784U CN 2009203086437 U CN2009203086437 U CN 2009203086437U CN 200920308643 U CN200920308643 U CN 200920308643U CN 201505784 U CN201505784 U CN 201505784U
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- circuit
- welding
- control circuit
- control
- inverter
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Abstract
The utility model belongs to the welding technical field and relates to a control system of a welding machine, solving the problem in the existing welding machine that the continuous welding can be realized only by pressing a button on a welding gun by a hand. The control system of the welding machine comprises a high-frequency arc ignition circuit, a control circuit and an inverter, wherein the inverter is connected with the high-frequency arc ignition circuit and the control circuit respectively; an output circuit arranged on the welding gun is connected between the high-frequency arc ignition circuit and the control circuit; the output circuit can send an actuating signal to the control circuit; a function transformation circuit is connected between the control circuit and the output circuit; the function transformation circuit can receive the actuating signal sent by the output circuit and generate a feedback signal to the control circuit; and the feedback signal can lead the control circuit to control the welding gun for spot welding or continuous welding. The control system of the welding machine has the advantage that the continuous welding or the spot welding can be realized only by pressing the button on the welding gun at one time by switching over the working mode of the system.
Description
Technical field
The utility model belongs to welding technology field, relates to a kind of bonding machine, especially a kind of bonding machine control system.
Background technology
Along with science and technology development, bonding machine technology and welding control technology have all obtained development fast.In order to weld better, existing welding control system can be controlled the work of welding gun by the button on the welding gun, the workman can carry out spot welding to workpiece according to the needs of real work, be that hand clicks the button on the welding gun, welding gun welds, and also the button that hand can be pinned always on the welding gun makes welding gun carry out continuous welding.But still have some problems, and when the workman carries out continuous welding at the operation welding gun, hand need be pinned always the button on the welding gun, long-time operation like this, workman's hand is felt fatigue easily, is ached, and the quality of welding like that just can't guarantee.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, proposed a kind of can by operation simply just the mode of operation of energy switched system make it can carry out spot welding to have the workman again and only need click the bonding machine control system that the button on the welding gun just can carry out continuous welding.
The purpose of this utility model can realize by following technical proposal: a kind of bonding machine control system, comprise high-frequency arc ignition circuit, control circuit and inverter, described inverter is connected with control circuit with high-frequency arc ignition circuit respectively, be connected with the output circuit that is installed on the welding gun between described high-frequency arc ignition circuit and the control circuit, described output circuit can send actuating signal and give control circuit, it is characterized in that: also be connected with function conversion circuit between described control circuit and the output circuit, this function conversion circuit can receive the actuating signal that output circuit sends and can produce and feed back signal to control circuit, and described feedback signal can make control circuit control welding gun to carry out spot welding or continuous welding.
The function conversion of function conversion circuit is 2T/4T, and 2T is the spot welding pattern, and 4T is the continuous welding pattern, and function conversion circuit is provided with switch, function conversion circuit can be placed spot welding pattern or continuous welding pattern by switch as required.Welding gun is provided with button, and button is mounted in the part of the output circuit on the welding gun, and the staff can be by the work of the button control output circuit on the welding gun.When the needs continuous welding, the staff puts the continuous welding pattern with the switch of function conversion circuit, click the button on the welding gun then, output circuit can send actuating signal and give function conversion circuit, function conversion circuit can produce the continuous welding feedback signal and this signal is sent to control circuit, make the work of control circuit control inverter that the high-frequency alternating current that direct current becomes tens KHZ is delivered to high-frequency arc ignition circuit work, and export in order to continuous welding from welding gun by output circuit; When needs spot welding, the switch of function conversion circuit is put the spot welding pattern get final product, this moment, the staff clicked the button on the welding gun, and welding gun just welds, if want continuous welding under this pattern, staff's hand just must can not unclamp according to the button on the welding gun always.
In above-mentioned a kind of bonding machine control system, be provided with metal-oxide-semiconductor field effect transistor in the described inverter.
Inverter is the colelctor electrode work that alternating current offers metal-oxide-semiconductor field effect transistor with the dc inverter that receives, and metal-oxide-semiconductor field effect transistor the low frequency ac on the colelctor electrode can be become the high-frequency alternating current of tens KHZ and the emitter stage by metal-oxide-semiconductor field effect transistor sends in the high-frequency arc ignition circuit so that it carries out work.
In above-mentioned a kind of bonding machine control system, the input of described inverter is connected with rectifier filter.
This rectifier filter will input to rectifier filter from electrical network AC rectification becomes direct current to supply with inverter.
In above-mentioned a kind of bonding machine control system, also be connected with power circuit between described inverter and the control circuit, inverter provides power supply to control circuit work by power circuit.
Power circuit will obtain burning voltage by three-terminal voltage-stabilizing from the voltage that inverter provides and offer control circuit.
In above-mentioned a kind of bonding machine control system, also be connected with PWM modulation circuit and drive circuit between described inverter and the control circuit, the work that control circuit comes control inverter by PWM modulation circuit and drive circuit successively.
Control circuit can produce drive pulse signal according to its feedback signal that receives and give the PWM modulation circuit, the PWM modulation circuit can be amplified to this drive pulse signal in the drive circuit, and drive circuit given driving signal of meeting after receiving the drive pulse signal of amplification is supplied with the metal-oxide-semiconductor field effect transistor work in the inverter.
In above-mentioned a kind of bonding machine control system, be connected with step-down rectifying circuit between described high-frequency arc ignition circuit and the output circuit.
Step-down rectifying circuit can become direct current with AC rectification from the voltage reduction of high-frequency arc ignition circuit output, exports welding with the direct current form from welding gun.
Compared with prior art, this bonding machine control system has following advantage:
1, native system is provided with function conversion circuit, can as required the switch on the function conversion circuit be pointed to spot welding pattern or continuous welding pattern, greatly facilitates staff's operation like this.
2, this system architecture is simple, and is easy to operate.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this bonding machine control system comprises high-frequency arc ignition circuit, PWM modulation circuit, control circuit, inverter and is installed in output circuit on the welding gun, the input of inverter is connected with rectifier filter, be connected with power circuit between inverter and the control circuit, and be connected with drive circuit between the PWM modulation circuit, the PWM modulation circuit links to each other with control circuit, be connected with step-down rectifying circuit between high-frequency arc ignition circuit and the output circuit, be connected with function conversion circuit between output circuit and the control circuit.
The workman is in operating process, if need the words of continuous welding, can the switch on the function conversion circuit be selected the continuous welding pattern by the switch on the operated products panel, this moment, the operator only need click the button on the welding gun, output circuit can send an actuating signal and give function conversion circuit, function conversion circuit can produce a continuous welding and feed back signal to control circuit, make control circuit control welding gun carry out continuous welding work, after finishing, welding clicks the button on the welding gun once more, output circuit can send one to be stopped actuating signal and can produce one for function conversion circuit, function conversion circuit to stop continuous welding and feed back signal to control circuit its control welding gun is quit work.If when needing spot welding in the work, the staff only need select the spot welding pattern just can on the switch on the function conversion circuit by the switch on the operated products panel, the staff clicks the button on the welding gun in the operation, welding gun with regard to spot welding once, also can make it can realize the continuous welding function according to the button on the welding gun by hand always, but long-time operation workman's hand can be felt tired, ache like this, just can't guarantee welding quality, therefore, generally all be function conversion circuit to be selected the continuous welding pattern when needing continuous welding by the switch on the operated products panel.The workman is in operation according to the different demands in the work, only need switch on the operated products panel just can be easily, the mode of operation of switched system quickly, greatly facilitate workman's work.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. bonding machine control system, comprise high-frequency arc ignition circuit, control circuit and inverter, described inverter is connected with control circuit with high-frequency arc ignition circuit respectively, be connected with the output circuit that is installed on the welding gun between described high-frequency arc ignition circuit and the control circuit, described output circuit can send actuating signal and give control circuit, it is characterized in that: also be connected with function conversion circuit between described control circuit and the output circuit, this function conversion circuit can receive the actuating signal that output circuit sends and can produce and feed back signal to control circuit, and described feedback signal can make control circuit control welding gun to carry out spot welding or continuous welding.
2. a kind of bonding machine control system according to claim 1 is characterized in that, is provided with metal-oxide-semiconductor field effect transistor in the described inverter.
3. a kind of bonding machine control system according to claim 1 and 2 is characterized in that the input of described inverter is connected with rectifier filter.
4. a kind of bonding machine control system according to claim 3 is characterized in that, also is connected with power circuit between described inverter and the control circuit, and inverter provides power supply to control circuit work by power circuit.
5. a kind of bonding machine control system according to claim 4, it is characterized in that, also be connected with PWM modulation circuit and drive circuit between described inverter and the control circuit, the work that control circuit comes control inverter by PWM modulation circuit and drive circuit successively.
6. a kind of bonding machine control system according to claim 1 is characterized in that, is connected with step-down rectifying circuit between described high-frequency arc ignition circuit and the output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203086437U CN201505784U (en) | 2009-08-24 | 2009-08-24 | Control system of welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203086437U CN201505784U (en) | 2009-08-24 | 2009-08-24 | Control system of welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201505784U true CN201505784U (en) | 2010-06-16 |
Family
ID=42466919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203086437U Expired - Fee Related CN201505784U (en) | 2009-08-24 | 2009-08-24 | Control system of welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201505784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920379A (en) * | 2010-08-03 | 2010-12-22 | 株式会社大亨 | Arc welder |
-
2009
- 2009-08-24 CN CN2009203086437U patent/CN201505784U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920379A (en) * | 2010-08-03 | 2010-12-22 | 株式会社大亨 | Arc welder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20120824 |