CN207171172U - High-speed pulse MIG gas shielded welding machines - Google Patents
High-speed pulse MIG gas shielded welding machines Download PDFInfo
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- CN207171172U CN207171172U CN201721164912.8U CN201721164912U CN207171172U CN 207171172 U CN207171172 U CN 207171172U CN 201721164912 U CN201721164912 U CN 201721164912U CN 207171172 U CN207171172 U CN 207171172U
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Abstract
A kind of high-speed pulse MIG gas shielded welding machines,Including welding gun,For adjusting the power transformation module of welding gun pulse current,For controlling the drive module of power transformation module,Control module,Input/output module,Welding machine housing,Wire-feed motor,The power transformation module is by generating and changing the molten condition of pulse shape control welding wire,Power transformation module is electrically connected with drive module,Drive module controls pulse shaping and provides protection to circuit,Drive module is electrically connected with control module,The control module is provided with the waveform control unit for pulse waveform regulated,High-velocity electrons reactor control unit,Molten drop detection unit,Control module is also electrically connected with wire-feed motor,To control the operation of wire-feed motor,Control module is also electrically connected with input/output module,With the operation that the working condition of welding machine is shown by input/output module and manipulates welding machine,Input/output module and welding gun are arranged on welding machine housing,The bottom of welding machine housing is provided with road wheel,Carried with facilitating.
Description
Technical field
It the utility model is related to welding machine technical field, more particularly to a kind of high-speed pulse MIG gas shielded welding machines.
Background technology
Welding is as industrial manufacture, petrochemical industry, transfering natural gas from the west to the east, facilities for transport and communication, architectural engineering, aerospace field
Important leading manufacture technology, the quality of its technical equipment directly affect the quality of product, reliability, the life-span and
All many-sides such as the effect and cost of production.
MIG gas shielded welding machines typically use fusible welding wire as electrode, with the welding wire being continuously fed to and by welder
The electric arc to be burnt between part comes filler wire and base metals as thermal source.In welding process, protective gas passes through torch neck
Weld zone is delivered continuously to, makes electric arc, molten bath and its neighbouring base metals from the illeffects of surrounding air.Welding wire is continuous
Melt and be transitioned into the form of molten drop in weldpool, weld metal is formed after the base metals fusion, condensation with fusing.MIG gases
Protection welding machine does not almost have oxidization burning loss, only a small amount of evaporation loss in welding process, but does not apply to alternating current, because
The fusing situation of welding wire in one alternating cycles differs.
For MIG gas shielded welding machines in welding process, mode of metal transfer mainly has globular transfer, short circuiting transfer, injection
Transition, transition of inferior jet current.Wherein, spray transfer includes project transfer and spray transfer.Molten drop is with the size less than gage of wire
The transition of progress is referred to as spray transfer.The arc shape of spray transfer compares extension, and uses the MIG gas shielded welding machines of argon gas
Electric arc pyroconductivity it is small, small to electric arc cooling effect, electric-field intensity is low, electric arc can cover the end of welding wire in a big way
Head, droplet transfer are easier, and are mainly used in cut deal and the horizontal docking of slab and horizontal fillet welding.
When underway slab and thick plates, in order to ensure welding quality, it is necessary to molten bath it is deeper.Traditional MIG gas
During the welding of the underway slab of body protection welding machine and slab, problems be present：1. during the welding of narrow gap weld seam, fusion penetration compared with
It is shallow, cause the wlding of consuming more；2. combustion instability, splash larger, welding quality is difficult to ensure.
The content of the invention
In view of this, it is necessary to which a kind of molten bath depth, the high-speed pulse MIG gas shields that splashing is small, speed of welding is fast are provided
Welding machine.
A kind of high-speed pulse MIG gas shielded welding machines, including welding gun, the power transformation module for adjusting welding gun pulse current,
For controlling drive module, control module, input/output module, welding machine housing, the wire-feed motor of power transformation module, the power transformation mould
Block is electrically connected with by generating and changing the molten condition of pulse shape control welding wire, power transformation module with drive module, drives mould
Block controls pulse shaping and provides circuit protection, and drive module is electrically connected with control module, and the control module, which is provided with, to be used
Waveform control unit, high-velocity electrons reactor control unit in pulse waveform regulated, molten drop detection unit, to reduce molten drop
Splash, waveform control unit generation peak point current and background current, peak point current are more than the critical electric current value of spray transfer, to protect
Spray transfer during card welding, background current provide the energy of preheating for welding wire and mother metal, make the termination of welding wire have a little fusing,
Burnt so that pilot arc is stable, control module is also electrically connected with wire-feed motor, to control the operation of wire-feed motor, control module also with
Input/output module is electrically connected with, with the fortune that the working condition of welding machine is shown by input/output module and manipulates welding machine
OK, input/output module and welding gun are arranged on welding machine housing, and the bottom of welding machine housing is provided with road wheel, are carried with facilitating.
Preferably, the power transformation module includes the first rectifier, inverter, the second rectifier, and first rectifier connects
Enter the power supply unit in the external world, the alternating current in the external world is become into direct current, inverter and the first rectifier are electrically connected with, will be straight
Stream electricity is converted into the alternating current of predetermined period, and the second rectifier is electrically connected with inverter, and the alternating current of predetermined period is turned
Change the direct current of predetermined pulse waveform into, the direct current of the predetermined pulse waveform provides electric energy for welding gun.
Preferably, the high-speed pulse MIG gas shielded welding machines also include radiating module, and the radiating module also includes the
One dissipates rectification radiator, inversion radiator, the second rectification radiator, cooling fan, and described first dissipates rectification radiator, inversion dissipates
Hot device, the second rectification radiator correspond to heat caused by the first rectifier, inverter, the second rectifier being dispersed to welding machine respectively
In housing, cooling fan is by outside the heat exchange in welding machine housing to welding machine housing.
Preferably, the high-speed pulse MIG gas shielded welding machines also include remote control, remote control and control module radio
Property connection, to pass through the operation of remote control welding machine.
Preferably, the input/output module includes electric signal display unit, welding current adjustment unit, welded condition
Display unit, gage of wire display unit, pulse selection unit, vent window；Electric signal display unit include electric current display window,
Voltage display window, excessively stream display lamp, cross thermal display light, electric arc display lamp；It is big that welding current adjustment unit includes regulation electric current
Small knob, to adjust the size of welding gun operating current by turning knob；Welded condition display unit shows including remote control
Show lamp, preceding gas display lamp, starting display lamp, rise display lamp, welding display lamp, decline display lamp, receive arc display lamp, prolonging gas and show
Show lamp；Gage of wire display unit includes 0.8 millimeter of display lamp, 1 millimeter of display lamp, 1.2 millimeters of display lamps, 1.6 millimeters of displays
Lamp；Pulse selection unit includes pulse display lamp and dipulse display lamp, and vent window is located at the lower section of input/output module,
So that the heat in welding machine housing is shed by vent window.
Beneficial effect：High-speed pulse MIG gas shielded welding machines of the present utility model include being used to adjust welding gun pulse current
Power transformation module, the drive module for controlling power transformation module, control module, control module is provided with for pulse waveform regulated
Waveform control unit, high-velocity electrons reactor control unit, molten drop detection unit, power transformation module pass through the tune to input current
Section, alternating current is become satisfactory pulse direct current, and pulse direct current is adjusted by control module, reduce molten drop
Splash.The peak point current of pulse direct current adjust simultaneously after is more than the critical electric current value of spray transfer, therefore can significantly carry
High speed of welding and quality.The peak point current of high-energy also easy droplet transfer, beneficial to welding cut deal and slab.
Brief description of the drawings
Fig. 1 is the functional block diagram of high-speed pulse MIG gas shielded welding machines of the present utility model.
Fig. 2 is the structural representation of high-speed pulse MIG gas shielded welding machines of the present utility model.
Fig. 3 is the structural representation of another angle of high-speed pulse MIG gas shielded welding machines of the present utility model.
Fig. 4 is the structural representation of the input/output module of high-speed pulse MIG gas shielded welding machines of the present utility model.
In figure：High-speed pulse MIG gas shielded welding machines 10, welding gun 20, power transformation module 30, the first rectifier 301, inverter
302nd, the second rectifier 303, drive module 40, control module 50, input/output module 60, electric signal display unit 601, weldering
Connect current regulation unit 602, welded condition display unit 603, gage of wire display unit 604, pulse selection unit 605, logical
Air regulator 606, wire-feed motor 70, radiating module 80, first dissipate rectification radiator 801, inversion radiator 802, the second rectification radiator
803rd, cooling fan 804, remote control 90.
Embodiment
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the utility model, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing.
Refer to Fig. 1, Fig. 2 and Fig. 3, high-speed pulse MIG gas shielded welding machines 10, including welding gun 20, for adjusting welding gun
The power transformation module 30 of 20 pulse currents, the drive module 40 for controlling power transformation module 30, control module 50, input/output mould
Block 60, welding machine housing, wire-feed motor 70, the power transformation module 30 is by generating and changing the molten of pulse shape control welding wire
State, power transformation module 30 are electrically connected with drive module 40, and drive module 40 controls pulse shaping and provides circuit protection, driving
Module 40 is electrically connected with control module 50, the control module 50 be provided with for pulse waveform regulated waveform control unit,
High-velocity electrons reactor control unit, molten drop detection unit, to reduce the splashing of molten drop, waveform control unit generation peak point current
And background current, peak point current are more than the critical electric current value of spray transfer, to ensure spray transfer when welding, background current is
Welding wire and mother metal provide the energy of preheating, make the termination of welding wire have a little fusing, are burnt so that pilot arc is stable, control module 50
Also it is electrically connected with wire-feed motor 70, to control the operation of wire-feed motor 70, control module 50 also electrically connects with input/output module 60
Connect, with the operation that the working condition of welding machine is shown by input/output module 60 and manipulates welding machine, input/output module 60
It is arranged on welding gun 20 on welding machine housing, the bottom of welding machine housing is provided with road wheel, is carried with facilitating.
Further, the power transformation module 30 includes the first rectifier 301, inverter 302, the second rectifier 303, described
First rectifier 301 accesses the power supply unit in the external world, and the alternating current in the external world become into direct current, inverter 302 and first whole
Stream device 301 is electrically connected with, and direct current is converted into the alternating current of predetermined period, the second rectifier 303 and inverter 302 are electrical
Connection, the alternating current of predetermined period is converted into the direct current of predetermined pulse waveform, and the direct current of the predetermined pulse waveform is
Welding gun 20 provides electric energy.
Further, the high-speed pulse MIG gas shielded welding machines 10 also include radiating module 80, the radiating module 80
Also include first and dissipate rectification radiator 801, inversion radiator 802, the second rectification radiator 803, cooling fan 804, described the
One dissipates rectification radiator 801, inversion radiator 802, the second rectification radiator 803 corresponds to the first rectifier 301, inversion respectively
Heat caused by device 302, the second rectifier 303 is dispersed in welding machine housing, and cooling fan 804 hands over the heat in welding machine housing
Shift to outside welding machine housing.
Further, the high-speed pulse MIG gas shielded welding machines 10 also include remote control 90, remote control 90 and control
Module 50 is wirelessly electrically connected with, to pass through the operation of remote control welding machine.
Further, Fig. 4 is refer to, the input/output module 60 includes electric signal display unit 601, welding current
Adjustment unit 602, welded condition display unit 603, gage of wire display unit 604, pulse selection unit 605, vent window
606；Electric signal display unit 601 includes electric current display window, voltage display window, excessively excessively stream display lamp, thermal display light, electric arc
Display lamp；Welding current adjustment unit 602 includes the knob of regulation size of current, is worked with adjusting welding gun 20 by turning knob
The size of electric current；Welded condition display unit 603 is aobvious including remote control display lamp, preceding gas display lamp, starting display lamp, rising
Show lamp, welding display lamp, decline display lamp, receive arc display lamp, prolong gas display lamp；Gage of wire display unit 604 includes 0.8 milli
Rice display lamp, 1 millimeter of display lamp, 1.2 millimeters of display lamps, 1.6 millimeters of display lamps；Pulse selection unit 605 shows including pulse
Show lamp and dipulse display lamp, vent window 606 is located at the lower section of input/output module 60, so that the heat in welding machine housing leads to
Vent window 606 is crossed to shed.
The fusing point of the welding wire of unlike material is different, therefore is supplied to the pulse current of welding gun 20 also different.For different materials
The welding wire of matter, manual operation input/output module 60 or remote control 90, control module 50 is set to adjust waveform control unit, and
And coordinate high-velocity electrons reactor control unit, molten drop detection unit, welding machine is carried out the droplet transfer, and can enough produce compared with
Small splashing, play the effect accurately controlled.High-energy and stable electric current can make the preferable molten condition of mother metal holding,
Deeper fusion penetration is formed, during welding cut deal or slab, mother metal loss is less, saves the wlding of filling weld seam, together
When speed of welding it is very fast, welding quality is preferable.Input/output module 60 is provided with electric signal display unit 601, welding current is adjusted
Save unit 602, welded condition display unit 603, gage of wire display unit 604, pulse selection unit 605, vent window 606.
Associative operation personnel can grasp parameters during welding in real time, and by adjusting welding current, welding is more conformed to reality
Border situation.
Above disclosed is only the utility model preferred embodiment, can not limit the utility model with this certainly
Interest field, one of ordinary skill in the art will appreciate that realize all or part of flow of above-described embodiment, and according to this reality
The equivalent variations made with new claim, still fall within the scope that utility model is covered.
Claims (5)
- A kind of 1. high-speed pulse MIG gas shielded welding machines, it is characterised in that：High-speed pulse MIG gas shielded welding machines include weldering Rifle, the power transformation module for adjusting welding gun pulse current, the drive module for controlling power transformation module, control module, input/defeated Go out module, welding machine housing, wire-feed motor, the power transformation module by generating and changing the molten condition of pulse shape control welding wire, Power transformation module is electrically connected with drive module, and drive module control pulse shaping simultaneously provides circuit protection, drive module and control Molding block is electrically connected with, and the control module is provided with waveform control unit, high-velocity electrons reactor for pulse waveform regulated Control unit, molten drop detection unit, to reduce the splashing of molten drop, waveform control unit generation peak point current and background current, peak It is worth the critical electric current value that electric current is more than spray transfer, to ensure spray transfer when welding, background current is that welding wire and mother metal carry For the energy of preheating, make the termination of welding wire have a little fusing, burnt so that pilot arc is stable, control module is also electrical with wire-feed motor Connection, to control the operation of wire-feed motor, control module is also electrically connected with input/output module, to pass through input/output module Show the working condition of welding machine and manipulate the operation of welding machine, input/output module and welding gun are arranged on welding machine housing, welding machine The bottom of housing is provided with road wheel, is carried with facilitating.
- 2. high-speed pulse MIG gas shielded welding machines as claimed in claim 1, it is characterised in that：The power transformation module includes the One rectifier, inverter, the second rectifier, the extraneous power supply unit of the first rectifier access, by the alternating current in the external world Become direct current, inverter and the first rectifier are electrically connected with, and direct current are converted into the alternating current of predetermined period, second is whole Flow device to be electrically connected with inverter, the alternating current of predetermined period is converted into the direct current of predetermined pulse waveform, the predetermined arteries and veins The direct current for rushing waveform provides electric energy for welding gun.
- 3. high-speed pulse MIG gas shielded welding machines as claimed in claim 2, it is characterised in that：The high-speed pulse MIG gases Protection welding machine also includes radiating module, and the radiating module also includes first and dissipates rectification radiator, inversion radiator, the second rectification Radiator, cooling fan, described first dissipates rectification radiator, inversion radiator, the second rectification radiator corresponds to first respectively Rectifier, inverter, heat is dispersed in welding machine housing caused by the second rectifier, and cooling fan is by the heat in welding machine housing Exchange to outside welding machine housing.
- 4. high-speed pulse MIG gas shielded welding machines as claimed in claim 1, it is characterised in that：The high-speed pulse MIG gases Protection welding machine also includes remote control, and remote control is wirelessly electrically connected with control module, to pass through the operation of remote control welding machine.
- 5. high-speed pulse MIG gas shielded welding machines as claimed in claim 1, it is characterised in that：The input/output module bag Include electric signal display unit, welding current adjustment unit, welded condition display unit, gage of wire display unit, pulse choice Unit, vent window；Electric signal display unit includes electric current display window, voltage display window, excessively stream display lamp, overheat display Lamp, electric arc display lamp；Welding current adjustment unit includes the knob of regulation size of current, to adjust welding gun work by turning knob Make the size of electric current；Welded condition display unit is aobvious including remote control display lamp, preceding gas display lamp, starting display lamp, rising Show lamp, welding display lamp, decline display lamp, receive arc display lamp, prolong gas display lamp；Gage of wire display unit includes 0.8 millimeter Display lamp, 1 millimeter of display lamp, 1.2 millimeters of display lamps, 1.6 millimeters of display lamps；Pulse selection unit include pulse display lamp and Dipulse display lamp, vent window is located at the lower section of input/output module, so that the heat in welding machine housing is dissipated by vent window Go out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164912.8U CN207171172U (en) | 2017-09-12 | 2017-09-12 | High-speed pulse MIG gas shielded welding machines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164912.8U CN207171172U (en) | 2017-09-12 | 2017-09-12 | High-speed pulse MIG gas shielded welding machines |
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| CN207171172U true CN207171172U (en) | 2018-04-03 |
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| CN201721164912.8U Active CN207171172U (en) | 2017-09-12 | 2017-09-12 | High-speed pulse MIG gas shielded welding machines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843126A (en) * | 2020-07-13 | 2020-10-30 | 浙江林龙焊接设备有限公司 | Full-digital multifunctional double-pulse gas shielded welding machine |
-
2017
- 2017-09-12 CN CN201721164912.8U patent/CN207171172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843126A (en) * | 2020-07-13 | 2020-10-30 | 浙江林龙焊接设备有限公司 | Full-digital multifunctional double-pulse gas shielded welding machine |
| CN111843126B (en) * | 2020-07-13 | 2021-10-22 | 浙江林龙焊接设备有限公司 | Full-digital multifunctional double-pulse gas shielded welding machine |
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