CN204339100U - For the Dipulse gas shield welding machine of welding steel - Google Patents
For the Dipulse gas shield welding machine of welding steel Download PDFInfo
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- CN204339100U CN204339100U CN201420657229.8U CN201420657229U CN204339100U CN 204339100 U CN204339100 U CN 204339100U CN 201420657229 U CN201420657229 U CN 201420657229U CN 204339100 U CN204339100 U CN 204339100U
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Abstract
The utility model discloses a kind of Dipulse gas shield welding machine for welding steel, relate to welding machine field, comprise: a cooling body, one main frame is fixedly mounted on described cooling body, described main frame upper surface is provided with a wire-feed motor support, described main frame is provided with a display board, one controlling organization is installed in described main frame, described display dress plate is connected with described main frame, described controlling organization comprises: controlling organization comprises and absorbs filter by LC, rectifying and wave-filtering mechanism, inverter mechanism, secondary rectifying and wave-filtering mechanism, main transformer isolated buck device, power supplier and modulation-demodulation device.The utility model can effectively prevent welding machine and damage because of main transformer magnetic bias, substantially increases its reliability; Possess under-voltage, overvoltage and overheat protective function; The isolation air channel optimized, prevent drench with rain, dust etc. damages welding machine.In addition, owing to adopting digitizing technique, greatly reduce component number, improve the reliability of circuit.
Description
Technical field
The utility model relates to a kind of welding machine, particularly relates to a kind of Dipulse gas shield welding machine for welding steel.
Background technology
The performance characteristics that the formation feature of tradition welding machine determines it relies on the parameter of each components and parts completely, the inconsistent of component parameter directly causes the inconsistent of welder performance, and the components and parts of any manufacturer production all can not ensure that its parameter is completely the same, so often there is welding machine one and a different problem of same brand.In addition, the parameter of components and parts all can change, so welder performance there will be in-and-out phenomenon with the change of the environment such as temperature, humidity.The feature of digitizer is insensitive to component parameter change, and such as one inputs or outputs resistance and changes to from 1K the performance that 10K can not affect welding machine.So the uniformity of Study of digital welding machine, stability will be got well more than traditional welding machine.
The error that the precision of analogue enlargement is generally caused by device parameter values and the error that operational amplifier non-ideal characteristic parameter causes determined, are difficult to accomplish that high accuracy controls.And the precision of Digital Control is only relevant with the quantization error that mould-number transforms and system limited wordlength, therefore Digital Control can obtain very high precision.
Utility model content
The utility model discloses a kind of Dipulse gas shield welding machine for welding steel, in order to solve the problem of traditional welder performance instability in prior art.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of Dipulse gas shield welding machine for welding steel, wherein, comprise: a cooling body, one main frame is fixedly mounted on described cooling body, described main frame upper surface is provided with a wire-feed motor support, described main frame is provided with a display board, one controlling organization is installed in described main frame, described display dress plate is connected with described main frame, and described controlling organization comprises: controlling organization comprises and absorbs filter, rectifying and wave-filtering mechanism, inverter mechanism, secondary rectifying and wave-filtering mechanism, main transformer isolated buck device, power supplier and modulation-demodulation device by LC; Described cooling body comprises: water tank, water-filled radiator, water pump, fan and water tank front panel, and described wafter is to described water-filled radiator, and described water tank front panel comprises to be taken into account water filling port formed by pump power switch, cistern water level instruction.Described water tank front panel is rectangular, and described front panel upper left side is provided with to be provided with on the right side of cistern water level indicating gage, described cistern water level indicating gage in the middle part of pump power switch, described front panel and is provided with water filling port.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described main frame comprises: front panel, rear board, top panel, lower panel, la m, left panel, right panel, described display board is arranged on described front panel, and described front panel also has: ventilating opening, negative pole export Warning Mark, negative pole snap joint socket; Described rear board is provided with: air switch, heater holder, Insurance Block, power input stand, three phase mains compression strip, aviation socket, main frame radiator fan and positive pole export Warning Mark.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, be provided with a walking mechanism below described main frame, described walking mechanism comprises: front truckle, rear truckle, base support; Described front truckle, be separately positioned on below the rectangle angle bar of base support front end for universal wheel, described rear truckle, be separately positioned on base support rear for directional wheel; Described cooling body is arranged on described base support; Described water pump and water tank are all arranged on above base support.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described display board comprises: function selects potentiometer, parameter regulator potentiometer, display list, string diameter select button, inspection gas button and inspection silk button, described display board is rectangular, described display list is arranged on display board top center position, described function selects potentiometer and described parameter regulator potentiometer to be separately positioned on described display list the right and left, described inspection gas button is arranged on described function and selects below potentiometer, described inspection silk button is arranged on below described parameter regulator potentiometer, described display board also has a machine models mark place, described machine models marked position is arranged on described display board bottom, described string diameter select button is arranged on machine models marked position upper left side.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described negative pole exports Warning Mark and is arranged on the described front panel lower right corner, described negative pole snap joint socket is arranged on described negative pole and exports above Warning Mark, described ventilating opening is opened in described negative pole below described display board and exports all front panel positions outside Warning Mark and described negative pole snap joint socket, described air switch and described three phase mains input seat and are separately positioned on described rear board the right and left, described heater holder is arranged on described three phase mains input seat right, described Insurance Block is arranged between heater holder and described air switch, described aviation socket to be arranged between heater holder and described Insurance Block below middle position, described three-phase power line compression strip is arranged on below described three phase mains input seat, described main frame radiator fan is arranged on described rear board bottom center position place.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described LC absorption filter comprises: three-phase filter capacitor, three-phase pulsactor; Described rectifying and wave-filtering mechanism comprises: three-phase commutation bridge, filter capacitor; Described inverter mechanism comprises: IGBT module IGBT absorption, pulsactor, capacitance, resonant inductance and IGBT drive; Described secondary rectifying and wave-filtering mechanism comprises: fast recovery diode, secondary rectisorption plate, output copper strips, outputting inductance; Described modulation-demodulation device comprises: current divider, negative pole export copper strips, master control borad, and described power supplier comprises: wire welding power transformer and host power supply transformer.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described three-phase filter capacitor is arranged on described three-phase commutation bridge ac input end, and described three-phase pulsactor is arranged on above described la m near described three phase mains input seat; Described three-phase commutation bridge is arranged on above described IGBT radiator, described filter capacitor is arranged on below described radiator bearer; Described IGBT module, to absorb with IGBT be separately positioned on above IGBT radiator, described pulsactor and capacitance be arranged on below la m front position, described resonant inductance is arranged on above secondary rectification radiator, and described IGBT drives and is arranged on above la m near three-phase pulsactor; Described fast recovery diode is separately positioned on above secondary rectification radiator, described secondary rectisorption plate is separately positioned on above fast recovery diode, described outputting inductance is arranged on lower panel, described output copper strips respectively with secondary rectification radiator, positive pole snap joint seat is connected; Described current divider is arranged on inside negative pole snap joint socket, described negative pole exports copper strips and is connected with described outputting inductance, described current divider respectively, described master control borad is arranged near described display board above described la m, and described main transformer isolated buck device is suspended on the described ventilating opening near described front panel below described la m; Described wire welding power transformer is arranged on described la m and drives near described IGBT, and described host power supply transformer is arranged on described la m near described master control borad.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, also comprise a gas support, described gas support is arranged on the upper surface at described base support rear, the centre position of described gas support is rectangular, the right and left of described gas support is gradient is respectively 45 ° of rectangular shaped rim, and the top of described gas support has braces button hole position, and the ragged edge frame of described gas support is rectangular and position that is close top is hypotenuse.
As mentioned above for the Dipulse gas shield welding machine of welding steel, wherein, described wire-feed motor support comprises: wire-feed motor support girder, wire-feed motor support front support pin, wire-feed motor support rear support pin and column, described wire-feed motor support front support pin, described wire-feed motor support rear support pin are separately positioned on described wire-feed motor support girder rear and front end, be used for supporting described wire-feed motor support girder, described wire-feed motor support girder is arranged on above described top panel, rectangularly runs through whole described top panel and is connected with described gas support.
In sum, owing to have employed technique scheme, the utility model solves the problem of traditional welder performance instability in prior art, the sheet material kind that the utility model can be specified according to user; String diameter size; Gas flow realizes the output of welding parameter automatically, reaches the welding of high-quality carbon steel, realizes high frequency " surface tension is without splashing transition ", low frequency intermittent pulse reduces heat input, thus reach weld seam scalelike mark forming effect, be shaped attractive in appearance, without the need to subsequent treatment.Can Timeliness coverage and correct main transformer magnetic bias situation, effectively prevent welding machine and damage because of main transformer magnetic bias, substantially increase its reliability; Possess under-voltage, overvoltage and overheat protective function; The isolation air channel optimized, prevent drench with rain, dust etc. damages welding machine.In addition, owing to adopting digitizing technique, greatly reduce component number, improve the reliability of circuit.
Accompanying drawing explanation
Fig. 1 is the structure front-view schematic diagram of the utility model for the Dipulse gas shield welding machine of welding steel;
Fig. 2 is the structure schematic rear view of the utility model for the Dipulse gas shield welding machine of welding steel;
Fig. 3 is that the utility model looks schematic diagram for a structure left side for the Dipulse gas shield welding machine of welding steel;
Fig. 4 is that the utility model looks schematic diagram for the structure right side of the Dipulse gas shield welding machine of welding steel;
Fig. 5 is the structured flowchart of the utility model for the control device of the Dipulse gas shield welding machine of welding steel.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further:
Fig. 1 is the structure front-view schematic diagram of the utility model for the Dipulse gas shield welding machine of welding steel, Fig. 2 is the structure schematic rear view of the utility model for the Dipulse gas shield welding machine of welding steel, Fig. 3 is that the utility model looks schematic diagram for a structure left side for the Dipulse gas shield welding machine of welding steel, Fig. 4 is that the utility model looks schematic diagram for the structure right side of the Dipulse gas shield welding machine of welding steel, Fig. 5 is the structured flowchart of the utility model for the control device of the Dipulse gas shield welding machine of welding steel, refer to Fig. 1 ~ 5, a kind of Dipulse gas shield welding machine for welding steel, wherein, comprise: a cooling body, one main frame is fixedly mounted on cooling body, main frame upper surface is provided with a wire-feed motor support, main frame is provided with a display board, one controlling organization is installed in main frame, display dress plate is connected with main frame, controlling organization comprises: controlling organization comprises and absorbs filter by LC, rectifying and wave-filtering mechanism 602, inverter mechanism 603, secondary rectifying and wave-filtering mechanism 604, main transformer isolated buck device 632, power supplier and modulation-demodulation device 626, cooling body 2 comprises: water tank 201, water-filled radiator 202, water pump 203, fan 204 and water tank front panel 205, fan 204 is towards water-filled radiator 202, and water tank front panel 205 comprises and being made up of pump power switch 206, cistern water level indicating gage 207 and water filling port 208.Water tank front panel 205 is rectangular, and front panel 205 upper left side is provided with to be provided with on the right side of cistern water level indicating gage 207, cistern water level indicating gage 207 in the middle part of pump power switch 206, front panel 205 and is provided with water filling port 208.
Main frame 3 of the present utility model comprises: front panel 301, rear board 302, top panel 303, lower panel 304, la m 324, left panel, right panel, display board is arranged on front panel, and front panel also has: ventilating opening 306, negative pole export Warning Mark 307, negative pole snap joint socket 308; Rear board 302 is provided with: air switch 309, heater holder, Insurance Block, power input stand 312, three phase mains compression strip, aviation socket, main frame radiator fan 315 and positive pole export Warning Mark 316.
Walking mechanism of the present utility model comprises: front truckle 101,102, rear truckle 103,104, base support 105; Front truckle 101,102 is separately positioned on below the rectangle angle bar of base support 105 front end for universal wheel, and rear truckle 103,104 is separately positioned on base support 105 rear for directional wheel; Cooling body 2 is arranged on base support; Water pump 203 and water tank 201 are all arranged on above base support 105.
Display board 305 of the present utility model comprises: function selects potentiometer 317, parameter regulator potentiometer 318, display list 319, string diameter select button 320, inspection gas button 322 and inspection silk button 323, display board 305 is rectangular, display list 319 is arranged on display board 305 top center position, function selects potentiometer 317 and parameter regulator potentiometer 318 to be separately positioned on display list 319 the right and left, inspection gas button 322 is arranged on function and selects below potentiometer 317, inspection silk button 323 is arranged on below parameter regulator potentiometer 318, machine models marked position 321 is arranged on display board 305 bottom, string diameter select button 320 is arranged on machine models marked position 321 upper left side.
Negative pole of the present utility model exports Warning Mark 307 and is arranged on front panel 301 lower right corner, negative pole snap joint socket 308 is arranged on negative pole and exports above Warning Mark 307, ventilating opening 306 is opened in negative pole below display board 305 and exports all front panel 301 positions outside Warning Mark 307 and negative pole snap joint socket 308, air switch 309 and three phase mains input seat 312 and are separately positioned on rear board 302 the right and left, heater holder is arranged on three phase mains input seat 312 right, Insurance Block is arranged between heater holder and air switch 309, aviation socket to be arranged between heater holder and Insurance Block below middle position, three-phase power line compression strip is arranged on below three phase mains input seat 312, main frame radiator fan 315 is arranged on rear board 302 bottom center position place.
LC of the present utility model absorbs filter and comprises: three-phase filter capacitor, three-phase pulsactor 606; Rectifying and wave-filtering mechanism 602 comprises: three-phase commutation bridge, filter capacitor 609; Inverter mechanism 603 comprises: IGBT module IGBT absorption, pulsactor, capacitance, resonant inductance 617 and IGBT drive; Secondary rectifying and wave-filtering mechanism 604 comprises: fast recovery diode, secondary rectisorption plate, output copper strips 625, outputting inductance 631; Modulation-demodulation device 626 comprises: current divider 627, negative pole export copper strips, master control borad 629, and power supplier comprises: wire welding power transformer 634 and host power supply transformer 635.
Three-phase filter capacitor of the present utility model is arranged on three-phase commutation bridge ac input end, and three-phase pulsactor 606 is arranged on above la m 324 near three phase mains input seat 312; Three-phase commutation bridge is arranged on above IGBT radiator 610, filter capacitor 609 is arranged on below radiator bearer 611; IGBT module, to absorb with IGBT be separately positioned on above IGBT radiator 610, pulsactor and capacitance be arranged on below la m 324 front position, resonant inductance 617 is arranged on above secondary rectification radiator 618, and IGBT drives and is arranged on above la m 324 near three-phase pulsactor 606; Fast recovery diode is separately positioned on above secondary rectification radiator 604, secondary rectisorption plate is separately positioned on above fast recovery diode, outputting inductance 631 is arranged on lower panel 304, export copper strips 625 respectively with secondary rectification radiator 618, positive pole snap joint seat 316 is connected; Current divider 627 is arranged on inside negative pole snap joint socket 308, negative pole exports copper strips and is connected with outputting inductance 631, current divider 627 respectively, master control borad 629 is arranged near display board 305 above la m 324, and main transformer isolated buck device 632 is suspended on the ventilating opening 306 near front panel 101 below la m 324; Wire welding power transformer 634 is arranged on la m 324 and drives near IGBT, and host power supply transformer 635 is arranged on la m 324 near master control borad 629.
Of the present utility modelly also comprise a gas support, gas support 4 is arranged on the upper surface at base support 105 rear, the centre position of gas support is rectangular, the right and left of gas support is gradient is respectively 45 ° of rectangular shaped rim, the top of gas support has braces button hole position, and the ragged edge frame of gas support is rectangular and position that is close top is hypotenuse.
Wire-feed motor support 5 of the present utility model comprises: wire-feed motor support girder 636, wire-feed motor support front support pin 637, wire-feed motor support rear support pin 638 and column 639, wire-feed motor support front support pin 637, wire-feed motor support rear support pin 638 are separately positioned on wire-feed motor support girder 636 rear and front end, be used for supporting wire-feed motor support girder 636, wire-feed motor support girder 636 is arranged on above top panel 303, rectangularly runs through whole top panel 303 and is connected with gas support 4.
Fig. 5 is the structured flowchart of the utility model for the control device of the Dipulse gas shield welding machine of welding steel, refer to Fig. 5, in an embodiment of the present utility model, first, by a rectifying and wave-filtering mechanism 602, interchange 50HZ380V commercial power is carried out rectification through rectifier bridge makes AC conversion be the direct current of pulsing, and makes to be output into more level and smooth direct current by filter capacitor filtering ripple wherein.Then, be the rectangle pulsating volage of 20KHZ by DC conversion more level and smooth for 50HZ380V by IGBT module, make output voltage reduce the voltage for being applicable to welding and carry out isolating with rear class by main transformer 632.Finally, the square-wave voltage exported by main transformer 632 by secondary rectifying and wave-filtering mechanism 604 is entering outputting inductance be converted into the direct current of pulsation by secondary cowling panel after, making output obtain more level and smooth direct current, wherein controlling to adjust with master control borad by driving.
Claims (9)
1. the Dipulse gas shield welding machine for welding steel, it is characterized in that, comprise: a cooling body, one main frame is fixedly mounted on described cooling body, described main frame upper surface is provided with a wire-feed motor support, described main frame is provided with a display board, one controlling organization is installed in described main frame, described display dress plate is connected with described main frame, and described controlling organization comprises: controlling organization comprises and absorbs filter, rectifying and wave-filtering mechanism, inverter mechanism, secondary rectifying and wave-filtering mechanism, main transformer isolated buck device, power supplier and modulation-demodulation device by LC; Described cooling body comprises: water tank, water-filled radiator, water pump, fan and water tank front panel, described wafter is to described water-filled radiator, described water tank front panel comprises to be taken into account water filling port formed by pump power switch, cistern water level instruction, described water tank front panel is rectangular, and described front panel upper left side is provided with to be provided with on the right side of cistern water level indicating gage, described cistern water level indicating gage in the middle part of pump power switch, described front panel and is provided with water filling port.
2. according to claim 1 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described main frame comprises: front panel, rear board, top panel, lower panel, la m, left panel, right panel, described display board is arranged on described front panel, and described front panel also has: ventilating opening, negative pole export Warning Mark, negative pole snap joint socket; Described rear board is provided with: air switch, heater holder, Insurance Block, power input stand, three phase mains compression strip, aviation socket, main frame radiator fan and positive pole export Warning Mark.
3. according to claim 2 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, be provided with a walking mechanism below described main frame, described walking mechanism comprises: front truckle rear truckle base support; Described front truckle, be separately positioned on below the rectangle angle bar of base support front end for universal wheel, described rear truckle, be separately positioned on base support rear for directional wheel; Described cooling body is arranged on described base support; Described water pump and water tank are all arranged on above base support.
4. according to claim 3 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described display board comprises: function selects potentiometer, parameter regulator potentiometer, display list, string diameter select button, inspection gas button and inspection silk button, described display board is rectangular, described display list is arranged on display board top center position, described function selects potentiometer and described parameter regulator potentiometer to be separately positioned on described display list the right and left, described inspection gas button is arranged on described function and selects below potentiometer, described inspection silk button is arranged on below described parameter regulator potentiometer, described display board also has a machine models mark place, described machine models marked position is arranged on described display board bottom, described string diameter select button is arranged on machine models marked position upper left side.
5. according to claim 4 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described negative pole exports Warning Mark and is arranged on the described front panel lower right corner, described negative pole snap joint socket is arranged on described negative pole and exports above Warning Mark, described ventilating opening is opened in described negative pole below described display board and exports all front panel positions outside Warning Mark and described negative pole snap joint socket, described air switch and described three phase mains input seat and are separately positioned on described rear board the right and left, described heater holder is arranged on described three phase mains input seat right, described Insurance Block is arranged between heater holder and described air switch, described aviation socket to be arranged between heater holder and described Insurance Block below middle position, described three-phase power line compression strip is arranged on below described three phase mains input seat, described main frame radiator fan is arranged on described rear board bottom center position place.
6. according to claim 2 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described LC absorbs filter and comprises: three-phase filter capacitor, three-phase pulsactor; Described rectifying and wave-filtering mechanism comprises: three-phase commutation bridge, filter capacitor; Described inverter mechanism comprises: IGBT module, IGBT absorption, pulsactor, capacitance, resonant inductance and IGBT drive; Described secondary rectifying and wave-filtering mechanism comprises: fast recovery diode, secondary rectisorption plate, output copper strips, outputting inductance; Described modulation-demodulation device comprises: current divider, negative pole export copper strips, master control borad, and described power supplier comprises: wire welding power transformer and host power supply transformer.
7. according to claim 6 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described three-phase filter capacitor is arranged on described three-phase commutation bridge ac input end, and described three-phase pulsactor is arranged on above described la m near described three phase mains input seat; Described three-phase commutation bridge is arranged on above described IGBT radiator, described filter capacitor is arranged on below described radiator bearer; Described IGBT module, to absorb with IGBT be separately positioned on above IGBT radiator, described pulsactor and capacitance be arranged on below la m front position, described resonant inductance is arranged on above secondary rectification radiator, and described IGBT drives and is arranged on above la m near three-phase pulsactor; Described fast recovery diode is separately positioned on above secondary rectification radiator, described secondary rectisorption plate is separately positioned on above fast recovery diode, described outputting inductance is arranged on lower panel, described output copper strips respectively with secondary rectification radiator, positive pole snap joint seat is connected; Described current divider is arranged on inside negative pole snap joint socket, described negative pole exports copper strips and is connected with described outputting inductance, described current divider respectively, described master control borad is arranged near described display board above described la m, and described main transformer isolated buck device is suspended on the described ventilating opening near described front panel below described la m; Described wire welding power transformer is arranged on described la m and drives near described IGBT, and described host power supply transformer is arranged on described la m near described master control borad.
8. according to claim 3 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, also comprise a gas support, described gas support is arranged on the upper surface at described base support rear, the centre position of described gas support is rectangular, the right and left of described gas support is gradient is respectively 45 ° of C rectangular shaped rim, and the top of described gas support has braces button hole position, and the ragged edge frame of described gas support is rectangular and position that is close top is hypotenuse.
9. according to claim 8 for the Dipulse gas shield welding machine of welding steel, it is characterized in that, described wire-feed motor support comprises: wire-feed motor support girder, wire-feed motor support front support pin, wire-feed motor support rear support pin and column, described wire-feed motor support front support pin, described wire-feed motor support rear support pin are separately positioned on described wire-feed motor support girder rear and front end, be used for supporting described wire-feed motor support girder, described wire-feed motor support girder is arranged on above described top panel, rectangularly runs through whole described top panel and is connected with described gas support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657229.8U CN204339100U (en) | 2014-11-06 | 2014-11-06 | For the Dipulse gas shield welding machine of welding steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420657229.8U CN204339100U (en) | 2014-11-06 | 2014-11-06 | For the Dipulse gas shield welding machine of welding steel |
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| CN204339100U true CN204339100U (en) | 2015-05-20 |
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| CN201420657229.8U Active CN204339100U (en) | 2014-11-06 | 2014-11-06 | For the Dipulse gas shield welding machine of welding steel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877425A (en) * | 2018-12-07 | 2019-06-14 | 浙江肯得机电股份有限公司 | A kind of IGBT inversion multifunctional welding machine |
| CN110961764A (en) * | 2019-11-29 | 2020-04-07 | 江苏旭正信息科技有限公司 | Equipment suitable for steel pipe welding |
| CN113510336A (en) * | 2020-12-24 | 2021-10-19 | 上海宗镕电器有限公司 | Double-pulse gas shielded welding machine |
| CN114951918A (en) * | 2022-07-29 | 2022-08-30 | 江苏奥龙电气科技有限公司 | Digital double-pulse multifunctional gas shielded welding machine |
-
2014
- 2014-11-06 CN CN201420657229.8U patent/CN204339100U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877425A (en) * | 2018-12-07 | 2019-06-14 | 浙江肯得机电股份有限公司 | A kind of IGBT inversion multifunctional welding machine |
| CN109877425B (en) * | 2018-12-07 | 2023-11-14 | 浙江肯得机电股份有限公司 | IGBT contravariant multifunctional welding machine |
| CN110961764A (en) * | 2019-11-29 | 2020-04-07 | 江苏旭正信息科技有限公司 | Equipment suitable for steel pipe welding |
| CN113510336A (en) * | 2020-12-24 | 2021-10-19 | 上海宗镕电器有限公司 | Double-pulse gas shielded welding machine |
| CN114951918A (en) * | 2022-07-29 | 2022-08-30 | 江苏奥龙电气科技有限公司 | Digital double-pulse multifunctional gas shielded welding machine |
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