CN204295099U - Manual welding machine - Google Patents
Manual welding machine Download PDFInfo
- Publication number
- CN204295099U CN204295099U CN201420656897.9U CN201420656897U CN204295099U CN 204295099 U CN204295099 U CN 204295099U CN 201420656897 U CN201420656897 U CN 201420656897U CN 204295099 U CN204295099 U CN 204295099U
- Authority
- CN
- China
- Prior art keywords
- welding machine
- manual welding
- control device
- wave
- radiator
- 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.)
- Active
Links
Landscapes
- Arc Welding Control (AREA)
- Inverter Devices (AREA)
Abstract
The utility model discloses a kind of manual welding machine, relate to welding machine field, comprising: a housing, described housing is provided with an output display control device, an input unit, described housing offers ventilating opening; One control device is installed in described housing, described control device is connected with described output display control device, described input unit, described control device comprises: the rectifying and wave-filtering mechanism connected successively, inverter mechanism, main transformer, secondary rectifying and wave-filtering mechanism, also comprises one and is connected to master control borad between described inverter mechanism feedback end and secondary rectifying and wave-filtering mechanism output.The utility model has rational quiet external characteristics and good dynamic property, makes the starting the arc easy, arc stability and be applicable to the multiple welding rod of welding, the characteristics such as welding procedure is better.The utility model object is to provide a, reliable, efficient, energy-conservation, processing performance is excellent, cost performance is high, volume is little, lightweight manual welding machine.
Description
Technical field
The utility model relates to a kind of welding machine, particularly relates to a kind of manual welding machine.
Background technology
Along with the development of China's inverter technology, contravariant manual welding machine have also been obtained significant progress, and it is main that main circuit mechanism develops into insulated gate gate transistors (Insulated Gate Bipolar Translator) from controllable silicon before; Inversion operating frequency develops into existing several ten thousand HZ from original several thousand HZ, and very large improves operating efficiency.
But be through lot of experiments and long-time practical application and repeatedly improve perfect, realize that wherein IGBT module is compared with IGBT single tube, single IGBT single tube or metal-oxide-semiconductor, for IGBT module output current less, install and be loaded down with trivial detailsly not easy to Integrated predict model etc.
Utility model content
The utility model relates to a kind of manual welding machine, in order to solve single IGBT single tube or metal-oxide-semiconductor in prior art, for IGBT module output current less, install and be loaded down with trivial detailsly not easy to Integrated predict model.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of manual welding machine, wherein, comprising: a housing, described housing is provided with an output display control device, an input unit, described housing offers ventilating opening; One control device is installed in described housing, described control device is connected with described output display control device, described input unit, described control device comprises: the rectifying and wave-filtering mechanism connected successively, inverter mechanism, main transformer, secondary rectifying and wave-filtering mechanism, also comprises one and is connected to master control borad between described inverter mechanism feedback end and secondary rectifying and wave-filtering mechanism output.
Manual welding machine described above, wherein, described control device also comprises a power transformer, and described power transformer is connected with the output of described secondary rectifying and wave-filtering mechanism.
Manual welding machine described above, wherein, described master control borad is a PWM adjusting device.
Manual welding machine described above, wherein, described PWM adjusting device comprises: an external characteristics controls and PI demodulator, described external characteristics controls and the input of PI demodulator and voltage sample module and current sample model calling, and described external characteristics control is connected with driver module with PWM with the output of PI demodulator.
Manual welding machine described above, wherein, described housing comprises: front panel, rear board, left panel, right panel, top panel, lower panel, also comprises a la m in described housing, described display control unit is arranged on described front panel, and described input unit is arranged on described rear board.
Manual welding machine described above; wherein; described display unit comprises: display board, positive output terminals, negative output terminals, and described display board comprises: welding current potentiometer, display list, power supply indicator, protection indicator lamp, push current potentiometer and striking current level device.
Manual welding machine described above, wherein, described input unit is arranged on described rear board, and described input unit comprises: three phase mains input seat, three-phase power line compression strip, air switch; Described rear board is also provided with: blower fan, grounding screw.
Manual welding machine described above, wherein, a described rectifying and wave-filtering mechanism comprises: three-phase commutation bridge radiator, three-phase commutation bridge, filter capacitor; Described inverter mechanism comprises: IGBT module driving, IGBT module, IGBT module baffle; Described secondary rectifying and wave-filtering mechanism comprises: secondary cowling panel, the first copper strips, the second copper strips, outputting inductance.
Manual welding machine described above, wherein, described three-phase commutation bridge radiator is arranged on above described la m, and described three-phase commutation bridge is arranged on above described three-phase commutation bridge radiator, and described filter capacitor is arranged on the right side of described three-phase commutation bridge; Described IGBT module drives and is placed near front panel below described la m, and described IGBT module has two to be installed on described IGBT radiator, and IGBT baffle is located on the described IGBT radiator in the middle of IGBT module described in two; Described main transformer to be placed in below la m between IGBT radiator and front side plate; Described first copper ribbon continuous is connected between described secondary rectification radiator and described main transformer, described second copper ribbon continuous is connected between described main transformer and snap joint negative pole, described outputting inductance is placed between described secondary rectification radiator below described la m and described front side plate, described PWM adjusting device is arranged on described la m upper surface, PWM adjusting device described in it is placed in described display board rear, and described power transformer is placed on the la m between PWM adjusting device and three-phase commutation bridge; Described secondary cowling panel has two pieces to be arranged on respectively on secondary rectification radiator.
In sum, owing to have employed technique scheme, the utility model solves single IGBT single tube or metal-oxide-semiconductor in prior art, for IGBT module output current less, the loaded down with trivial details problem being not easy to Integrated predict model is installed, inversion transformation technique is adopted to make machine dynamic responding speed faster, constant current output accurately, makes output current more steady, reduces the impact of arc length fluctuation on electric current; The utility model has rational quiet external characteristics and good dynamic property, makes the starting the arc easy, arc stability and be applicable to the multiple welding rod of welding, the characteristics such as welding procedure is better.The utility model object is to provide a, reliable, efficient, energy-conservation, processing performance is excellent, cost performance is high, volume is little, lightweight manual welding machine.
Accompanying drawing explanation
Fig. 1 is the structure front-view schematic diagram of the utility model manual welding machine;
Fig. 2 is the structure schematic rear view of the utility model manual welding machine;
Fig. 3 is that schematic diagram is looked on a structure left side for the utility model manual welding machine;
Fig. 4 is that schematic diagram is looked on the structure right side of the utility model manual welding machine;
Fig. 5 is the structured flowchart of the control device of the utility model manual welding machine.
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 manual welding machine, Fig. 2 is the structure schematic rear view of the utility model manual welding machine, Fig. 3 is that schematic diagram is looked on a structure left side for the utility model manual welding machine, Fig. 4 is that schematic diagram is looked on the structure right side of the utility model manual welding machine, Fig. 5 is the structured flowchart of the control device of the utility model manual welding machine, refer to Fig. 1 ~ Fig. 5, a kind of manual welding machine, wherein, comprise: a housing 1, housing 1 is provided with an output display control device, an input unit, housing 1 offers ventilating opening 301; One control device is installed in housing 1, control device is connected with output display control device, input unit, control device comprises: the rectifying and wave-filtering mechanism connected successively, inverter mechanism 202, main transformer 5, secondary rectifying and wave-filtering mechanism 203, also comprises one and is connected to master control borad between inverter mechanism 202 feedback end and secondary rectifying and wave-filtering mechanism 203 output.
Control device of the present utility model also comprises a power transformer 112, and power transformer 112 is connected with the output of secondary rectifying and wave-filtering mechanism.
Master control borad of the present utility model is a PWM adjusting device 113.
PWM adjusting device 113 of the present utility model comprises: an external characteristics controls and PI demodulator, external characteristics controls and the input of PI demodulator and voltage sample module and current sample model calling, and external characteristics control is connected with driver module with PWM with the output of PI demodulator.
Housing 1 of the present utility model comprises: front panel 601, rear board 602, left panel 603, right panel 604, top panel 605, lower panel 607, a la m 606 is also comprised in housing 1, display control unit is arranged on front panel 601, and input unit is arranged on rear board 602.
Display unit of the present utility model comprises: display board 6, positive output terminals 8, negative output terminals 9, and display board 6 comprises: welding current potentiometer, display list, power supply indicator 14, protection indicator lamp 15, push current potentiometer 12 and striking current level device 13.
Input unit of the present utility model is arranged on rear board 602, and input unit comprises: three phase mains input seat 16, three-phase power line compression strip 17, air switch 18; Rear board 602 is also provided with: blower fan 19, grounding screw 20.
A rectifying and wave-filtering mechanism 201 of the present utility model comprises: three-phase commutation bridge radiator 101, three-phase commutation bridge 102, filter capacitor 103; Inverter mechanism 202 comprises: IGBT module driving 104, IGBT module 105, IGBT module baffle 106; Secondary rectifying and wave-filtering mechanism 203 comprises: secondary cowling panel 107, first copper strips 108, second copper strips 108, outputting inductance 4.
Three-phase commutation bridge radiator 101 of the present utility model is arranged on above la m 606, is placed in rear board 602; Three-phase commutation bridge 102 is arranged on above three-phase commutation bridge radiator 101, and filter capacitor 103 is arranged on the right side of three-phase commutation bridge 102; IGBT module drives 104 to be placed near front panel 601 below la m 606, and IGBT module 105 has two to be installed on IGBT radiator, and IGBT baffle is located on the IGBT radiator in the middle of two IGBT module 105; Main transformer 5 to be placed in below la m 606 between IGBT radiator and front side plate; First copper strips 108 is connected between secondary rectification radiator 2 and main transformer 5, second copper strips 108 is connected between main transformer 5 and snap joint negative pole 9, outputting inductance 4 is placed between secondary rectification radiator 2 below la m 606 and front side plate (601), PWM adjusting device 113 is arranged on la m 606 upper surface, its PWM adjusting device 113 is placed in display board 6 rear, and power transformer 112 is placed on the la m 606 between PWM adjusting device 113 and three-phase commutation bridge 102; Secondary cowling panel 107 has two pieces to be arranged on respectively on secondary rectification radiator 2.
In an embodiment of the present utility model, concrete operations mode of the present utility model can be: by a rectifying and wave-filtering mechanism 201, to 50HZ(380V be exchanged) commercial power through rectifier bridge carry out rectification make AC conversion be pulsation direct current, make to be output into more level and smooth direct current by filter capacitor filtering ripple wherein.Then, by IGBT module 202 by 50HZ(380V) more level and smooth DC conversion is the rectangle pulsating volage of 20000HZ, makes output voltage reduce the voltage for being applicable to welding and carry out isolating with rear class by main transformer 5.Finally, make output obtain more level and smooth direct current entering outputting inductance 4 square-wave voltage exported by main transformer 5 by secondary rectifying and wave-filtering mechanism 204 is converted into the direct current of pulsation by secondary cowling panel 107 after, wherein controlled to adjust by driving 104 and PWM adjusting device 113.
Claims (9)
1. a manual welding machine, is characterized in that, comprising: a housing, described housing is provided with an output display control device, an input unit, described housing offers ventilating opening; One control device is installed in described housing, described control device is connected with described output display control device, described input unit, described control device comprises: the rectifying and wave-filtering mechanism connected successively, inverter mechanism, main transformer, secondary rectifying and wave-filtering mechanism, also comprises one and is connected to master control borad between described inverter mechanism feedback end and secondary rectifying and wave-filtering mechanism output.
2. manual welding machine according to claim 1, it is characterized in that, described control device also comprises a power transformer, and described power transformer is connected with the output of described secondary rectifying and wave-filtering mechanism.
3. manual welding machine according to claim 1, it is characterized in that, described master control borad is a PWM adjusting device.
4. manual welding machine according to claim 3, it is characterized in that, described PWM adjusting device comprises: an external characteristics controls and PI demodulator, described external characteristics controls and the input of PI demodulator and voltage sample module and current sample model calling, and described external characteristics control is connected with driver module with PWM with the output of PI demodulator.
5. manual welding machine according to claim 4, it is characterized in that, described housing comprises: front panel, rear board, left panel, right panel, top panel, lower panel, a la m is also comprised in described housing, described display control unit is arranged on described front panel, and described input unit is arranged on described rear board.
6. manual welding machine according to claim 5; it is characterized in that; described display unit comprises: display board, positive output terminals, negative output terminals, and described display board comprises: welding current potentiometer, display list, power supply indicator, protection indicator lamp, push current potentiometer and striking current level device.
7. manual welding machine according to claim 6, it is characterized in that, described input unit is arranged on described rear board, and described input unit comprises: three phase mains input seat, three-phase power line compression strip, air switch; Described rear board is also provided with: blower fan, grounding screw.
8. manual welding machine according to claim 7, it is characterized in that, a described rectifying and wave-filtering mechanism comprises: three-phase commutation bridge radiator, three-phase commutation bridge, filter capacitor; Described inverter mechanism comprises: IGBT module driving, IGBT module, IGBT module baffle; Described secondary rectifying and wave-filtering mechanism comprises: secondary cowling panel, the first copper strips, the second copper strips, outputting inductance.
9. manual welding machine according to claim 8, it is characterized in that, described three-phase commutation bridge radiator is arranged on above described la m, is placed in described rear board; Described three-phase commutation bridge is arranged on above described three-phase commutation bridge radiator, and described filter capacitor is arranged on the right side of described three-phase commutation bridge; Described IGBT module drives and is placed near front panel below described la m, and described IGBT module has two to be installed on described IGBT radiator, and IGBT baffle is located on the described IGBT radiator in the middle of IGBT module described in two; Described main transformer to be placed in below la m between IGBT radiator and front side plate; Described first copper ribbon continuous is connected between described secondary rectification radiator and described main transformer, described second copper ribbon continuous is connected between described main transformer and snap joint negative pole, described outputting inductance is placed between described secondary rectification radiator below described la m and described front side plate, described PWM adjusting device is arranged on described la m upper surface, PWM adjusting device described in it is placed in described display board rear, and described power transformer is placed on the la m between PWM adjusting device and three-phase commutation bridge; Described secondary cowling panel has two pieces to be arranged on respectively on secondary rectification radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656897.9U CN204295099U (en) | 2014-11-06 | 2014-11-06 | Manual welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656897.9U CN204295099U (en) | 2014-11-06 | 2014-11-06 | Manual welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204295099U true CN204295099U (en) | 2015-04-29 |
Family
ID=53100679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420656897.9U Active CN204295099U (en) | 2014-11-06 | 2014-11-06 | Manual welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204295099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
-
2014
- 2014-11-06 CN CN201420656897.9U patent/CN204295099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206323325U (en) | A kind of frequency conversion heat pump circuit for controlling motor | |
| CN204295099U (en) | Manual welding machine | |
| CN204321373U (en) | Reinforcing bar pressure welding machine | |
| CN204295101U (en) | Twin voltage manual welding machine | |
| CN103269113B (en) | Low-voltage electromobile driving governor and charging method | |
| CN204321372U (en) | The special gas-shielded welder of welding wire | |
| CN205702800U (en) | Gas-shielded welder | |
| CN205117778U (en) | Adjustable fan speed's uninterrupted power source | |
| CN204295103U (en) | Gas-shielded welder | |
| CN205702799U (en) | Digitized argon arc welding machine | |
| CN202655764U (en) | Inverter welding machine | |
| CN204321379U (en) | For welding the Dipulse gas shield welding machine of aluminium | |
| CN202622132U (en) | Multifunctional digital control inversion direct-current manual arc welding machine | |
| CN104917390A (en) | Special switching transformer for computer | |
| CN206461539U (en) | Small power DC brushless fan drive circuit with PFC | |
| CN103856072A (en) | High-power variable-frequency invertion power source and power source cabinet thereof | |
| CN219576875U (en) | Inverter power supply of direct-current booster circuit | |
| CN205540556U (en) | Computer adaptation power | |
| CN205453465U (en) | Middling pressure high performance vector converter | |
| CN213027877U (en) | Durable type hypervelocity starts and directly drives permanent magnet frequency converter | |
| CN205647306U (en) | Many motors sharing frequency converter device | |
| CN203786495U (en) | Dragging apparatus for electricity-stealing-prevention energy-saving pumping unit | |
| CN203632556U (en) | High-power variable-frequency inverting power supply and power supply cabinet thereof | |
| CN203872070U (en) | Photovoltaic inverter aging power supply | |
| CN205684887U (en) | Cut |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |