CN206425666U - Width funtion hand arc welding machine - Google Patents
Width funtion hand arc welding machine Download PDFInfo
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- CN206425666U CN206425666U CN201621432768.7U CN201621432768U CN206425666U CN 206425666 U CN206425666 U CN 206425666U CN 201621432768 U CN201621432768 U CN 201621432768U CN 206425666 U CN206425666 U CN 206425666U
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- welding machine
- arc welding
- width funtion
- hand arc
- module
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Abstract
The utility model discloses a kind of Width funtion hand arc welding machine, wherein, an including housing, the housing includes：It is provided with one front panel, a rear board, a top plate, a bottom plate, biside plate, the housing in a middle plate, the housing and a control device is installed, the control device includes：A PWM adjusting meanss are connected between the output signal feedback end of rectification filtering module, voltage detecting and handover module, IGBT inversion modules, main transformer pressure reducing mechanism, the secondary rectification module being sequentially connected in series, the IGBT inversion modules and the secondary rectification module.The utility model is solved causes that volume is big using controlled silicon industrial frequency rectifier power source in the prior art, in weight the problem of, new structure design is employed, relatively reliable relative to traditional-handwork arc welder, efficient, energy-conservation, processing performance is excellent, cost performance is high, small volume, lightweight, noise are low.
Description
Technical field
The utility model is related to a kind of welding machine, more particularly to a kind of Width funtion hand arc welding machine.
Background technology
Hand arc welding machine greatly uses controlled silicon industrial frequency rectifier power source in a large amount of uses at present, by U=
4.44FNBS formula（Wherein U represent sinusoidal voltage virtual value, F represent working frequency, N represent the coiling number of turn, B represent magnetic flux,
The sectional area of S indication transformer iron cores）.Understand：In the case of UBN is constant, F increases, then S reductions.Power frequency is 50HZ, and insulated gate
Bipolar transistor, its switching frequency is up to 20000HZ, it is seen that under other conditions same case, insulated gate bipolar crystal
The volume of pipe inversion main transformer, than small 400 times or so of controlled silicon industrial frequency rectification main transformer, it is seen that controlled silicon industrial frequency rectified current
Source is that consumptive material volume is again big, and weight is also weighed.
Utility model content
The utility model discloses a kind of Width funtion hand arc welding machine, to solve to use controllable silicon work in the prior art
Frequency rectifier power source causes that volume is big, in weight the problem of.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions：
A kind of Width funtion hand arc welding machine, wherein, an including housing, the housing includes：One front panel, behind one
It is provided with plate, a top plate, a bottom plate, biside plate, the housing in a middle plate, the housing and a control device is installed,
The control device includes：Rectification filtering module, voltage detecting and handover module, IGBT inversion modules, the main transformer being sequentially connected in series
Between the output signal feedback end of pressure reducing mechanism, secondary rectification module, the IGBT inversion modules and the secondary rectification module
It is connected with a PWM adjusting meanss.
Width funtion hand arc welding machine as described above, wherein, the rectification filtering module includes：One rectifier bridge, a filter
Ripple electric capacity.
Width funtion hand arc welding machine as described above, wherein, the PWM adjusting meanss include：PWM chip and driving electricity
Road, external characteristic control circuit and pi regulator, voltage sampling circuit, current sampling circuit.
Width funtion hand arc welding machine as described above, wherein, the front panel rear is provided with a master control borad, the master
Control plate is connected with the control device.
Width funtion hand arc welding machine as described above, wherein, the front panel outer surface is provided with and the master control borad
Connection：Electric current shows table, relay indicating light, protection indicator lamp, push current adjusting knob, welding current adjusting knob, institute
State and the air regulator that radiates is further opened with front panel.
Width funtion hand arc welding machine as described above, wherein, the rear board installs having air switch, grounding screw peace
Dress portion, water joint installation portion；It is further opened with that radiation air is installed in the air regulator that radiates, the radiating air regulator on the rear board
Fan.
Width funtion hand arc welding machine as described above, wherein, the voltage conversion includes with handover module：Width funtion turns
Plate is changed, the Width funtion change-over panel is arranged on above the middle plate.
Width funtion hand arc welding machine as described above, wherein, the IGBT inversion modules include：IGBT drives box and one
IGBT module is connected, and the IGBT drivings box is arranged on below the middle plate, and the IGBT module dissipates installed in IGBT inversions
Hot device centre position.
Width funtion hand arc welding machine as described above, wherein, the main transformer pressure reducing mechanism is arranged on the bottom plate upper table
On face.
Width funtion hand arc welding machine as described above, wherein, one or two rectification radiators, institute are installed on the bottom plate
Secondary rectification module is stated on the secondary rectification radiator.
In summary, by adopting the above-described technical solution, the utility model is solved uses controllable silicon in the prior art
Industrial frequency rectifying power supply causes that volume is big, in weight the problem of, new structure design is employed, relative to traditional-handwork arc welder
Relatively reliable, efficient, energy-conservation, processing performance is excellent, cost performance is high, small volume, lightweight, noise are low.
Brief description of the drawings
Fig. 1 is the circuit block diagram of the control device of the utility model Width funtion hand arc welding machine；
Fig. 2 is the structure front-view schematic diagram of the utility model Width funtion hand arc welding machine；
Fig. 3 is the structure schematic rear view of the utility model Width funtion hand arc welding machine；
Fig. 4 is the internal structure left view of the utility model Width funtion hand arc welding machine；
Fig. 5 is the internal structure right view of the utility model Width funtion hand arc welding machine.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples：
Fig. 1 is the circuit block diagram of the control device of the utility model Width funtion hand arc welding machine, and Fig. 2 is the utility model
The structure front-view schematic diagram of Width funtion hand arc welding machine, after Fig. 3 is the structure of the utility model Width funtion hand arc welding machine
Depending on schematic diagram, Fig. 4 is the internal structure left view of the utility model Width funtion hand arc welding machine, and Fig. 5 is that the utility model is wide
The internal structure right view of voltage hand arc welding machine, refers to Fig. 1 ~ 5, a kind of Width funtion hand arc welding machine, wherein, including
One housing, housing includes：A middle plate is installed in one front panel, a rear board, a top plate, a bottom plate, biside plate, housing,
One control device is installed, control device includes in housing：Rectification filtering module, voltage detecting and the switching mould being sequentially connected in series
Block, IGBT inversion modules, main transformer pressure reducing mechanism 40, secondary rectification module, the output of IGBT inversion modules and secondary rectification module
A PWM adjusting meanss are connected between signal feedback end.
Further, rectification filtering module includes：One rectifier bridge 50, a filter capacitor 54.
Further, have above middle plate under Width funtion change-over panel 31, rectifier bridge 50, rectifier bridge radiator 51, middle plate
Side is constituted equipped with IGBT drivings box 32, seven font insulating supports 33, filter capacitor 54.Seven font insulating supports 33 can have many
It is individual, carry out the fixation of surrounding.
Further, PWM adjusting meanss include：PWM chip and drive circuit, external characteristic control circuit and pi regulator electricity
Road, voltage sampling circuit, current sampling circuit.
Further, front panel rear is provided with a master control borad 30, and master control borad 30 is connected with control device.
Further, front panel outer surface is provided with what is be connected with master control borad：Electric current shows table 2, relay indicating light 3, protected
Protect and the air regulator that radiates is further opened with indicator lamp 4, push current adjusting knob 5, welding current adjusting knob 12, front panel.
Further, also have on front panel：Warning mark 1, knob function marked position 6, mounting interface Warning Mark 8,
12, front panel footing 10 at knob function expression.
Further, rear board is installed having air switch 20, opened and shut-off Warning Mark 21, rear board radiating air regulator
22nd, grounding screw Installation Mark 23, grounding screw installation portion 24, rear board support footing 25, water joint installation portion 26；Below
It is further opened with that radiator fan 35 is installed in the air regulator that radiates, radiating air regulator on plate.
Further, voltage conversion includes with handover module：Width funtion change-over panel 31, Width funtion change-over panel is arranged on middle level
Above plate.
Further, IGBT inversion modules include：IGBT driving boxes 32 are connected with an IGBT module, and IGBT driving boxes are installed
Below middle plate, IGBT module is arranged on the centre position of IGBT inversions radiator 36.
Further, main transformer pressure reducing mechanism 40 is arranged on plate upper surface.
Further, one or two rectification radiators 57 are installed, secondary rectification module dissipates installed in secondary rectification on bottom plate
On hot device.Secondary rectification module includes：Secondary cowling panel 59, secondary cowling panel 59 can have two.
Further, secondary rectification radiator 57 is connected aluminium strip 55, IGBT inversions radiator top with positive pole output and is equipped with
IGBT baffles, IGBT module 37, main transformer pressure reducing mechanism 40 are connected aluminium strip 41 with negative pole snap joint seat and constituted.
Further, bottom plate is also equipped with bottom plate left panel mounting hole 56, right panel mounting hole 53 respectively.
Claims (10)
1. a kind of Width funtion hand arc welding machine, it is characterised in that including a housing, the housing includes：After one front panel, one
It is provided with panel, a top plate, a bottom plate, biside plate, the housing in a middle plate, the housing and control dress is installed
Put, the control device includes：The rectification filtering module, voltage detecting and the handover module that are sequentially connected in series, IGBT inversion modules, master
Become pressure reducing mechanism, secondary rectification module, the output signal feedback end of the IGBT inversion modules and the secondary rectification module it
Between be connected with a PWM adjusting meanss.
2. Width funtion hand arc welding machine according to claim 1, it is characterised in that the rectification filtering module includes：
One rectifier bridge, a filter capacitor.
3. Width funtion hand arc welding machine according to claim 1, it is characterised in that the PWM adjusting meanss include：
PWM chip and drive circuit, external characteristic control circuit and pi regulator, voltage sampling circuit, current sampling circuit.
4. Width funtion hand arc welding machine according to claim 1, it is characterised in that the front panel rear is provided with one
Master control borad, the master control borad is connected with the control device.
5. Width funtion hand arc welding machine according to claim 4, it is characterised in that the front panel outer surface is provided with
It is connected with the master control borad：Electric current shows table, relay indicating light, protection indicator lamp, push current adjusting knob welding current
The air regulator that radiates is further opened with adjusting knob, the front panel.
6. Width funtion hand arc welding machine according to claim 1, it is characterised in that the rear board is provided with air and opened
Pass, grounding screw installation portion, water joint installation portion；It is further opened with the rear board in the air regulator that radiates, the radiating air regulator
Radiator fan is installed.
7. Width funtion hand arc welding machine according to claim 6, it is characterised in that the voltage conversion and handover module
Including：Width funtion change-over panel, the Width funtion change-over panel is arranged on above the middle plate.
8. Width funtion hand arc welding machine according to claim 1, it is characterised in that the IGBT inversion modules include：
IGBT driving boxes are connected with an IGBT module, and the IGBT drivings box is arranged on below the middle plate, the IGBT module peace
Mounted in an IGBT inversion radiators centre position.
9. Width funtion hand arc welding machine according to claim 1, it is characterised in that the main transformer pressure reducing mechanism is arranged on
On the plate upper surface.
10. Width funtion hand arc welding machine according to claim 1, it is characterised in that be provided with one or two on the bottom plate
Secondary rectification radiator, the secondary rectification module is arranged on the secondary rectification radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432768.7U CN206425666U (en) | 2016-12-26 | 2016-12-26 | Width funtion hand arc welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432768.7U CN206425666U (en) | 2016-12-26 | 2016-12-26 | Width funtion hand arc welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206425666U true CN206425666U (en) | 2017-08-22 |
Family
ID=59586853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621432768.7U Active CN206425666U (en) | 2016-12-26 | 2016-12-26 | Width funtion hand arc welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206425666U (en) |
-
2016
- 2016-12-26 CN CN201621432768.7U patent/CN206425666U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Pan Jianzhong Inventor before: Guo Shaopeng Inventor before: Yang Shuzi |