CN203471119U - Control system for carbon dioxide gas protective welding machine - Google Patents
Control system for carbon dioxide gas protective welding machine Download PDFInfo
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- CN203471119U CN203471119U CN201320568353.2U CN201320568353U CN203471119U CN 203471119 U CN203471119 U CN 203471119U CN 201320568353 U CN201320568353 U CN 201320568353U CN 203471119 U CN203471119 U CN 203471119U
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Abstract
The utility model provides a control system for a carbon dioxide gas protective welding machine, and belongs to the technical field of electric welding machines. The control system solves the problem that the output power of an existing carbon dioxide gas protective welding machine is inconvenient to adjust. The control system for the carbon dioxide gas protective welding machine comprises a waveform output module, a microprocessor, a memorizer, an input rotary knob, a parameter input module capable of inputting parameters of welded plates and welding wires, and a power control unit capable of adjusting the output power of a wire feeding motor of the welding machine, wherein the waveform output module, the memorizer, the input rotary knob, the parameter input module and the power control unit are connected with the microprocessor. The microprocessor can receive parameter information input by the input rotary knob and the parameter input module, read preset parameters in the memorizer, transmit corresponding control signals to the power control unit after processing and drive the power control unit to adjust the output power. The control system for the carbon dioxide gas protective welding machine has the advantages of being convenient to adjust and high in work efficiency.
Description
Technical field
The utility model belongs to electric welding machine technical field, relates to a kind of carbon dioxide gas shielded welding machine, relates in particular to a kind of control system of carbon dioxide gas shielded welding machine.
Background technology
Traditional carbon dioxide gas shielded welding machine in actual use; according to different sheet material and the needs of welding wire; its power that will export is not identical yet, and the method for controlling its power output is generally in manual mode, to regulate respectively current knob on wire feeding motor and voltage knob to regulate respectively its output current and output voltage by the operating personnel that will carry out welding job.
Although the method can realize the normal power output of welding, but, it regulates current knob and voltage knob respectively and is not easy to regulate in manual mode and matches best welding conditions (as forming, splash little etc.), and it is not this control method is to operator's welding procedure and welding the having relatively high expectations of experience, easy to operate and regulate efficiency low.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for prior art, proposed a kind of can be according to the control system of the carbon dioxide gas shielded welding machine of input parameter Auto-matching optimum output power.
The purpose of this utility model can realize by following technical proposal:
A kind of control system of carbon dioxide gas shielded welding machine, it is characterized in that, described control system comprises the waveform output module of energy output services waveform, microprocessor, can store the memory of parameter preset, the input knob of energy input service current value or operational voltage value, can the sheet material of input welding and the parameter input module of the parameter of welding wire and the power control unit of power output that can regulate the wire feeding motor of welding machine, described waveform output module, memory, input knob, parameter input module is all connected with above-mentioned microprocessor with power control unit, described microprocessor can receive the parameter information of above-mentioned input knob and parameter input module input and read the parameter preset in above-mentioned memory, and processing send afterwards corresponding control signal to described power control unit to drive its regulation output power.
The control system of this carbon dioxide gas shielded welding machine prestores " welding expert system " database in memory, in this database, contain a large amount of sheet material types, sheet metal thickness, the data parameters such as solder wire material and gage of wire, when user uses this system, only need to input required working current value or operational voltage value according to actual welding situation input above-mentioned parameter and by input knob, corresponding parameter transmit control signal and export corresponding voltage to power control unit to drive it to control wire feeding motor in the automatic read memory of microprocessor, thereby make as long as regulate an input knob just can reach the object of controlling simply the power that output is best.
In the control system of above-mentioned carbon dioxide gas shielded welding machine; described waveform output module comprises square-wave generator and the positive and negative half-wave of the square wave that square-wave generator can be generated be separated into the split circuit of two-way output, and the output of described split circuit is connected with above-mentioned microprocessor by A/D converter.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, described parameter input module comprises sheet material type input block, sheet metal thickness input block, solder wire material input block and gage of wire input block.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, described parameter input module also comprises rifle switching signal input block, over-and under-voltage signal input unit and overtemperature signal input unit.Security when the parameter input of these input blocks can guarantee welding machine work.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, on described microprocessor, be also connected with can butt welding machine the working time timer that carries out timing.The working time of timer butt welding machine is carried out timing so that user checks.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, on described microprocessor, be also connected with LCD display.
In the control system of above-mentioned carbon dioxide gas shielded welding machine; described control system also comprises can control respectively the wire feeding motor of welding machine and for controlling wire feeding motor control circuit and the air valve control circuit of duty of the air valve of the break-make that welding machine supplies gas, described wire feeding motor control circuit is all connected with above-mentioned microprocessor with air valve control circuit.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, described control system also comprises the wire feed rate control module of the wire feed rate of the wire feeding motor that can control welding machine, and described wire feed rate control module is connected with above-mentioned microprocessor.By regulating the given voltage of wire feeding motor to regulate its wire feed rate.
In the control system of above-mentioned carbon dioxide gas shielded welding machine, described wire feed rate control module is all connected with above-mentioned microprocessor by D/A converter with power control unit.Power control unit is by regulating the width of driving pulse to carry out regulation output power.
Compared with prior art, the control system of this carbon dioxide gas shielded welding machine when welding input sheet material and the parameter of welding wire after only need to regulate the power output that an input knob can Auto-matching the best, control effectively, easy to operate, operating efficiency is high.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the control system of this carbon dioxide gas shielded welding machine.
The specific embodiment
Be below specific embodiment of the utility model by reference to 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, the control system of this carbon dioxide gas shielded welding machine comprises the waveform output module of energy output services waveform, microprocessor, can store the memory of parameter preset, the input knob of energy input service current value, can input the parameter input module of the sheet material of welding and the parameter of welding wire, can be by regulating the width of driving pulse regulate the power control unit of power output of the wire feeding motor of welding machine, can be by regulating the given voltage of the wire feeding motor of welding machine to regulate the wire feed rate control module of its wire feed rate, can control respectively the wire feeding motor of welding machine and for controlling wire feeding motor control circuit and the air valve control circuit of duty of the air valve of the break-make that gas shielded welding machine supplies gas, timer and LCD display that the working time of energy butt welding machine is carried out timing.Waveform output module, memory, input knob, parameter input module, power control unit, wire feed rate control module, wire feeding motor control circuit, air valve control circuit, timer and LCE display are all connected with microprocessor.
Wherein, waveform output module comprises square-wave generator and the positive and negative half-wave of the square wave that square-wave generator can be generated be separated into the split circuit of two-way output, and the output of split circuit is connected with microprocessor by A/D converter; Whether the welding gun that parameter input module comprises sheet material type input block, sheet metal thickness input block, solder wire material input block, gage of wire input block, can input welding machine presses rifle switching signal input block, over-and under-voltage signal input unit and the overtemperature signal input unit of starting switch, the security when setting of over-and under-voltage signal input unit and overtemperature signal input unit can guarantee welding machine work; Wire feed rate control module is connected with microprocessor by one 12 binary channels D/A converters with power control unit.
The control system of this carbon dioxide gas shielded welding machine prestores " welding expert system " database in memory, in this database, contain a large amount of sheet material types, sheet metal thickness, the data parameters such as solder wire material and gage of wire, when user uses this control system, only need to input required working current value according to actual welding situation input above-mentioned parameter and by input knob, in the automatic read memory of microprocessor corresponding parameter and send respectively corresponding control signal to power control unit and wire feed rate control module to drive it to control respectively the wire feed rate that wire feeding motor is exported corresponding magnitude of voltage and wire feeding motor, thereby make to export best power and the object of speed as long as regulate the input knob of input service current value just can reach control simply.
In addition, according to actual needs, also can be by input knob input service magnitude of voltage only, corresponding parameter send corresponding control signal and export corresponding current value to power control unit to drive it to control wire feeding motor in the automatic read memory of microprocessor.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements 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 (9)
1. the control system of a carbon dioxide gas shielded welding machine, it is characterized in that, described control system comprises the waveform output module of energy output services waveform, microprocessor, can store the memory of parameter preset, the input knob of energy input service current value or operational voltage value, can the sheet material of input welding and the parameter input module of the parameter of welding wire and the power control unit of power output that can regulate the wire feeding motor of welding machine, described waveform output module, memory, input knob, parameter input module is all connected with above-mentioned microprocessor with power control unit, described microprocessor can receive the parameter information of above-mentioned input knob and parameter input module input and read the parameter preset in above-mentioned memory, and processing send afterwards corresponding control signal to described power control unit to drive its regulation output power.
2. the control system of carbon dioxide gas shielded welding machine according to claim 1; it is characterized in that; described waveform output module comprises square-wave generator and the positive and negative half-wave of the square wave that square-wave generator can be generated be separated into the split circuit of two-way output, and the output of described split circuit is connected with above-mentioned microprocessor by A/D converter.
3. the control system of carbon dioxide gas shielded welding machine according to claim 1, is characterized in that, described parameter input module comprises sheet material type input block, sheet metal thickness input block, solder wire material input block and gage of wire input block.
4. the control system of carbon dioxide gas shielded welding machine according to claim 3, is characterized in that, described parameter input module also comprises rifle switching signal input block, over-and under-voltage signal input unit and overtemperature signal input unit.
5. according to the control system of the carbon dioxide gas shielded welding machine described in any one in claim 1~4, it is characterized in that, on described microprocessor, be also connected with can butt welding machine the working time timer that carries out timing.
6. according to the control system of the carbon dioxide gas shielded welding machine described in any one in claim 1~4, it is characterized in that, on described microprocessor, be also connected with LCD display.
7. the control system of carbon dioxide gas shielded welding machine according to claim 1; it is characterized in that; described control system also comprises can control respectively the wire feeding motor of welding machine and for controlling wire feeding motor control circuit and the air valve control circuit of duty of the air valve of the break-make that welding machine supplies gas, described wire feeding motor control circuit is all connected with above-mentioned microprocessor with air valve control circuit.
8. the control system of carbon dioxide gas shielded welding machine according to claim 1; it is characterized in that; described control system also comprises the wire feed rate control module of the wire feed rate of the wire feeding motor that can control welding machine, and described wire feed rate control module is connected with above-mentioned microprocessor.
9. the control system of carbon dioxide gas shielded welding machine according to claim 8, is characterized in that, described wire feed rate control module is all connected with above-mentioned microprocessor by D/A converter with power control unit.
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CN201320568353.2U CN203471119U (en) | 2013-09-13 | 2013-09-13 | Control system for carbon dioxide gas protective welding machine |
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CN201320568353.2U CN203471119U (en) | 2013-09-13 | 2013-09-13 | Control system for carbon dioxide gas protective welding machine |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106270948A (en) * | 2015-05-29 | 2017-01-04 | 江南造船(集团)有限责任公司 | A kind of welding procedure control system and method |
CN107627010A (en) * | 2017-11-09 | 2018-01-26 | 唐山松下产业机器有限公司 | The source of welding current and source of welding current control method, control device |
CN111531253A (en) * | 2020-05-11 | 2020-08-14 | 上海沪工焊接集团股份有限公司 | Gas shielded welding control circuit and gas shielded welding machine |
-
2013
- 2013-09-13 CN CN201320568353.2U patent/CN203471119U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106270948A (en) * | 2015-05-29 | 2017-01-04 | 江南造船(集团)有限责任公司 | A kind of welding procedure control system and method |
CN106270948B (en) * | 2015-05-29 | 2019-05-28 | 江南造船(集团)有限责任公司 | A kind of welding procedure control system and method |
CN107627010A (en) * | 2017-11-09 | 2018-01-26 | 唐山松下产业机器有限公司 | The source of welding current and source of welding current control method, control device |
CN107627010B (en) * | 2017-11-09 | 2019-05-10 | 唐山松下产业机器有限公司 | The source of welding current and source of welding current control method, control device |
CN111531253A (en) * | 2020-05-11 | 2020-08-14 | 上海沪工焊接集团股份有限公司 | Gas shielded welding control circuit and gas shielded welding machine |
CN111531253B (en) * | 2020-05-11 | 2021-09-28 | 上海沪工焊接集团股份有限公司 | Gas shielded welding control circuit and gas shielded welding machine |
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