CN207723677U - A kind of bipolar electrode argon arc welding gun - Google Patents
A kind of bipolar electrode argon arc welding gun Download PDFInfo
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- CN207723677U CN207723677U CN201721879120.9U CN201721879120U CN207723677U CN 207723677 U CN207723677 U CN 207723677U CN 201721879120 U CN201721879120 U CN 201721879120U CN 207723677 U CN207723677 U CN 207723677U
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- water
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- rifle core
- insulation sleeve
- protective cover
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Abstract
A kind of bipolar electrode argon arc welding gun, it is related to argon arc welding welding equipment technical field, it is characterized in that the fixing bolt parallel fixation vertically that two rifle core upper ends pass through upper insulation sleeve both sides, lower insulation sleeve passes through the lower end of two rifle cores to be placed in the elliptical slot of insulation sleeve lower face, by locating piece parallel fixation vertically of insulating, the centre distance between two rifle cores is 25 30mm for two rifle core lower ends；Water-cooling protective cover upper end locking insulation locating piece is simultaneously fixed with upper insulation sleeve lower end by installation bolt; inlet channel there are two being set in upper insulation sleeve; two inlet channel upper ends are connected through a screw thread two gas-tpe fittings; two inlet channel lower ends are connected through a screw thread two gas chimney filters; upper insulation sleeve lower face is equipped with gas seal, and water-cooling protective cover is equipped with gas filter screen pad.Compared with prior art, the utility model can realize high speed, efficient welding, and welding gun structure is simple, and electrode is replaced convenient.
Description
Technical field
The utility model is related to a kind of bipolar electrode argon arc welding guns, belong to argon arc welding welding equipment technical field.
Background technology
In high-speed welding, undercut can occur traditional single electrode Plasma Welding or argon arc welding for weld seam both sides, limitation
Its further genralrlization application in high-speed welding.
China Patent No. CN201210546575.4 discloses a kind of bipolar electrode plasma welding method, even if weld seam is because of elder generation
Undercut occurs for the effect of row electric arc, also can obtain uniform surface forming under rear row arcing, and speed of welding is approximately
2 times of single electrode Plasma Welding speed, thus this welding method can obtain high speed, good welding effect.
All there is the deficiency for being difficult to overcome in above-mentioned three kinds of methods, especially in plate sheet welding, although existing bipolar electrode
Plasma Welding can improve speed of welding, but it is high to still remain weld preparation time length, low production efficiency, welder fitting
Expensive disadvantage restricts the development and application of bipolar electrode plasma high-speed welding, and there is an urgent need to solve.
Invention content
The technical problem to be solved by the present invention is to overcome disadvantage existing in the prior art, a kind of bipolar electrode argon arc is provided
Welding gun is welded, high speed, efficient welding may be implemented, the welding gun structure is simple, and electrode is replaced convenient.
In order to achieve the above objectives, the utility model uses following technical scheme：
A kind of bipolar electrode argon arc welding gun, it include two rifle cores, two fixing bolts, upper insulation sleeve, lower insulation sleeve, absolutely
Edge locating piece, gas seal, water-cooling protective cover, two gas chimney filters, gas filter screen pad, described two rifle cores upper end pass through upper
The parallel fixation vertically of the fixing bolt of insulation sleeve both sides, lower insulation sleeve pass through the lower end of two rifle cores to be placed in insulation sleeve lower end
In the elliptical slot in face, by locating piece parallel fixation vertically of insulating, the centre distance between two rifle cores is for two rifle core lower ends
25-30mm；Water-cooling protective cover upper end locking insulation locating piece is simultaneously fixed with upper insulation sleeve lower end by installation bolt, upper insulation sleeve
Inlet channel there are two inside setting, two inlet channel upper ends are connected through a screw thread two gas-tpe fittings, two inlet channel lower ends
Two gas chimney filters are connected through a screw thread, upper insulation sleeve lower face is equipped with gas seal, and water-cooling protective cover is filtered equipped with gas
Gauze pad.
Described two rifle cores upper end is respectively arranged with water-cooled electric cable joint and rifle core backwater joint, two rifle core inner difference
It is provided with rifle core intake tunnel and rifle core backwater channel, each rifle core intake tunnel is to rifle core backwater channel in corresponding rifle core lower end
It is connected to by rifle core annular water channel, water-cooled cable of each rifle core intake tunnel to rifle core backwater channel respectively with corresponding rifle core connects
Head is connected with rifle core backwater joint；Electrode holder is installed respectively in described two rifle core center cavities, electrode is installed in electrode holder, two
A electrode clamping cap is separately mounted to two rifle core upper ends by helicitic texture, and electrode holder upper end is connected with electrode clamping cap, and two
A rifle core lower end is separately connected two electric conductors, electrode holder lower end and conductive body contact.
The water-cooling protective cover is made of water cooling ring set, air sifter, protective cover, water cooling ring set side be equipped with water-cooling protective cover into
Water swivel, water-cooling protective cover backwater joint.
The water cooling ring set and air sifter material selection brass, protective cover material selection chromium-zirconium-copper.
The upper insulation sleeve, lower insulation sleeve material selection engineering plastics.
The insulation locating piece material selection ceramics.
Protective gas is connect with described two gas-tpe fittings.
Mounting hole there are four being set on the outside of the upper insulation sleeve.
Compared with prior art, the utility model advantageous effect is：
1, it uses cooling water system to cool down rifle core and water-cooling protective cover, weldering can be reduced when high current is welded
The temperature at each position of rifle improves welding gun cyclic duration factor.
2, welding gun uses modularized design, reduces the complexity of welding gun structure.
3, electrode is compressed using electrode holder and electrode clamping cap, electrodes conduct, heat-conducting effect are good, replacement is convenient.
Description of the drawings
Fig. 1 is the front view of the utility model welding gun.
Fig. 2 is the vertical view of the utility model welding gun.
Fig. 3 is the left view of the utility model welding gun.
Fig. 4 is the A-A sectional views of Fig. 2.
Fig. 5 is the B-B sectional views of Fig. 2.
Fig. 6 is the C-C sectional views of Fig. 2.
Fig. 7 is the D-D sectional views of Fig. 2.
Fig. 8 is the upward view of the utility model welding gun.
It is marked in figure as follows：1 is two electrode clamping caps, 2 be two rifle cores, 3 be two fixing bolts, 4 be upper insulation
Set, 5 be two electrode holders, 6 be lower insulation sleeve, 7 be gas seal, 8 be gas filter screen pad, 9 be water cooling ring set, 10 be gas
Sieve, 11 be protective cover, 101 be water-cooling protective cover, 12 be two electric conductors, 13 be two electrodes, 14 be insulate locating piece, 15 be
Two gas chimney filters, 16 be two inlet channels, 17 be two gas-tpe fittings, 18 be water-cooled electric cable joint one, 19 be rifle core into
Aquaporin one, 20 is that rifle core annular water channel one, 21 is water-cooling protective cover water supply connector, 22 be rifle core backwater channel one, 23 is rifle
Core backwater joint one, 24 is that rifle core backwater joint two, 25 is water-cooling protective cover backwater joint, 26 is water-cooled electric cable joint two, 27
It is four mounting holes for two air inlet pipe, 28,29 be water-cooled cable one, 30 is that water-cooled cable two, 31 is installation bolt, 32 is rifle
Core intake tunnel two, 33 is that rifle core backwater channel two, 34 is rifle core annular water channel two.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, bipolar electrode argon arc welding weldering described in the utility model
Rifle welding gun, it is close including two rifle cores, 2, two fixing bolts 3, upper insulation sleeve 4, lower insulation sleeve 6, insulation locating piece 14, gas
Packing 7, water-cooling protective cover 101, two gas chimney filters 15, gas filter screen pads 8, two 2 upper ends of rifle core pass through 4 both sides of upper insulation sleeve
The vertical parallel fixation of fixing bolt 3, lower insulation sleeve 6 passes through the lower end of two rifle cores 2 to be placed in the ellipse of 4 lower face of insulation sleeve
In circular trough, by the vertical parallel fixation of locating piece 14 of insulating, the centre distance between two rifle cores 2 is 25- for two 2 lower ends of rifle core
30mm；101 upper end locking of water-cooling protective cover insulation locating piece 14 is simultaneously fixed with 4 lower end of upper insulation sleeve by installation bolt 31, on
It is set in insulation sleeve 4 there are two inlet channel 16, two 16 upper ends of inlet channel are connected through a screw thread two gas-tpe fittings 17, two
16 lower end of inlet channel is connected through a screw thread two gas chimney filters 15, and 4 lower face of upper insulation sleeve is equipped with gas seal 7, water cooling
Protective cover 101 is equipped with gas filter screen pad 8.
One of 2 upper end of the rifle core setting water-cooled electric cable joint 1 of the utility model and rifle core backwater joint 1, institute
State 2 inside setting rifle core intake tunnel 1 of rifle core and rifle core backwater channel 1, rifle core intake tunnel 1 and rifle core return water
Channel 22 is connected in 2 lower end of rifle core by rifle core annular water channel 1, and rifle core intake tunnel 1 is logical with rifle core return water
Road 1 is connect with water-cooled electric cable joint 1 and rifle core backwater joint 1 respectively, water-cooled electric cable joint 1 and water-cooled cable
One 29 connections.
Water-cooled electric cable joint 2 26 and rifle core backwater joint 2 24 is arranged in another 2 upper end of rifle core of the utility model, described
2 inside setting rifle core intake tunnel 2 32 of rifle core and rifle core backwater channel 2 33, rifle core intake tunnel 2 32 are logical with rifle core return water
Road 2 33 is connected in 2 lower end of rifle core by rifle core annular water channel 2 34, rifle core intake tunnel 2 32 and rifle core backwater channel
2 33 connect with water-cooled electric cable joint 2 26 and rifle core backwater joint 2 24 respectively, water-cooled electric cable joint 2 26 and water-cooled cable two
30 connections.
Electrode holder 5 is installed in two 2 center cavities of rifle core, electrode 13 is installed in electrode holder 5, two electrode clamping caps 1 are logical
It crosses helicitic texture and is separately mounted to two 2 upper ends of rifle core, 5 upper end of electrode holder is connected with electrode clamping cap 1, two 2 lower ends of rifle core
It is separately connected two electric conductors 12,5 lower end of electrode holder and 12 times end in contact of electric conductor.
Water-cooling protective cover 101 is made of water cooling ring set 9, air sifter 10, protective cover 11, and 9 side of water cooling ring set is protected equipped with water cooling
Shield water supply connector 21, water-cooling protective cover backwater joint 25.
Water cooling ring set 9 and 10 material selection brass of air sifter, 11 material selection chromium-zirconium-copper of protective cover.
Upper insulation sleeve 4,6 material selection engineering plastics of lower insulation sleeve.
Insulate locating piece 14 material selection ceramics.
Protective gas is connect with described two gas-tpe fittings 17.
Mounting hole 28 there are four being set on the outside of upper insulation sleeve 1.
The preferred embodiment of the utility model water cooling access is as follows：
Embodiment one：
Water pipe is connected between rifle core backwater joint 1 and water-cooling protective cover water supply connector 21, in rifle core backwater joint two
Water pipe is connected between 24 and water-cooling protective cover backwater joint 25.Cooling water enters in water-cooled cable 1, and passes through water-cooled cable
Connector 1 enters in rifle core intake tunnel 1, after cooling water flows through rifle core annular water channel 1, rifle core backwater channel 1,
Water pipe through being connected between rifle core backwater joint 1 and water-cooling protective cover water supply connector 21 enters water cooling ring set 9 and protective cover
In 11 cavitys formed, then through and the water pipe stream that is connected between water-cooling protective cover backwater joint 25 and rifle core backwater joint 2 24
Enter rifle core backwater channel 2 33, rifle core annular water channel 2 34, rifle core intake tunnel 2 32, last cooling water connects from water-cooled cable
The water-cooled cable 2 30 of first 2 26 connection flows out.In this way, two 2 water cooling accesses of rifle core and 101 water of water-cooling protective cover
Cold access is integrally formed, and welding gun is made to be winding is effectively cooled.
Embodiment two：
Water pipe is connected between rifle core backwater joint 1 and water-cooling protective cover water supply connector 21.On the one hand, cooling water into
Enter in water-cooled cable 1, and entered in rifle core intake tunnel 1 by water-cooled electric cable joint 1, cooling water flows through rifle core
After annular water channel 1, rifle core backwater channel 1, through with rifle core backwater joint 1 and water-cooling protective cover water supply connector 21 it
Between the water pipe that connects enter in the cavity that water cooling ring set 9 is formed with protective cover 11, then water cooled protective cover backwater joint 25 flows
Go out.On the other hand, cooling water enters water-cooled cable 2 30, and water cooled cable connector 2 26 enters rifle core intake tunnel 2 32, rifle
Core annular water channel 2 34, rifle core backwater channel 2 33 are finally flowed out from rifle core backwater joint 2 24.
Embodiment three：
The cooling water system and water-cooling protective cover water cooling access of two rifle cores are independently.First via cooling water enters water cooling
In cable 1, and entered in rifle core intake tunnel 1 by water-cooled electric cable joint 1, cooling water flows through rifle core annular water
After road 1, rifle core backwater channel 1, flowed out from rifle core backwater joint 1.Second road cooling water enters water-cooled cable two
30, water cooled cable connector 2 26 enters rifle core intake tunnel 2 32, rifle core annular water channel 2 34, rifle core backwater channel 2 33,
Finally flowed out from rifle core backwater joint 2 24.The water cooled protective cover water supply connector 21 of third road cooling water enter water cooling ring set 9 with
In the cavity that protective cover 11 is formed, then water cooled protective cover backwater joint 25 flows out.
Claims (8)
1. a kind of bipolar electrode argon arc welding gun, it is characterised in that it include two rifle cores, two fixing bolts, upper insulation sleeve, under
Insulation sleeve, insulation locating piece, gas seal, water-cooling protective cover, two gas chimney filters, gas filter screen pad, described two rifle cores
Upper end passes through the lower end of two rifle cores to be placed in by the fixing bolt parallel fixations vertically of upper insulation sleeve both sides, lower insulation sleeve
In the elliptical slot of insulation sleeve lower face, two rifle core lower ends are by locating piece parallel fixation vertically of insulating, between two rifle cores
Centre distance is 25-30mm；Water-cooling protective cover upper end locking insulation locating piece is simultaneously solid by installation bolt with upper insulation sleeve lower end
It is fixed, set in upper insulation sleeve there are two inlet channel, two inlet channel upper ends are connected through a screw thread two gas-tpe fittings, two into
Gas channel lower end is connected through a screw thread two gas chimney filters, and upper insulation sleeve lower face is equipped with gas seal, on water-cooling protective cover
Equipped with gas filter screen pad.
2. bipolar electrode argon arc welding gun according to claim 1, it is characterised in that：Described two rifle cores upper end is respectively set
There are water-cooled electric cable joint and rifle core backwater joint, two rifle core inners are respectively arranged with rifle core intake tunnel and rifle core return water is logical
Road, each rifle core intake tunnel are connected in corresponding rifle core lower end by rifle core annular water channel to rifle core backwater channel, each rifle core
Intake tunnel is connect with the water-cooled electric cable joint of corresponding rifle core and rifle core backwater joint respectively to rifle core backwater channel；It is described two
Electrode holder is installed respectively in rifle core center cavity, electrode is installed in electrode holder, two electrode clamping caps are distinguished by helicitic texture
Mounted on two rifle core upper ends, electrode holder upper end is connected with electrode clamping cap, and two rifle core lower ends are separately connected two electric conductors,
Electrode holder lower end and conductive body contact.
3. bipolar electrode argon arc welding gun according to claim 2, it is characterised in that：The water-cooling protective cover is by water-cooling ring
Set, air sifter, protective cover composition, water cooling ring set side is equipped with water-cooling protective cover water supply connector, water-cooling protective cover backwater joint.
4. bipolar electrode argon arc welding gun according to claim 3, it is characterised in that：The water cooling ring set is selected with air sifter material
With brass, protective cover material selection chromium-zirconium-copper.
5. bipolar electrode argon arc welding gun according to any one of claims 1 to 4, it is characterised in that：The upper insulation
Set, lower insulation sleeve material selection engineering plastics.
6. bipolar electrode argon arc welding gun according to claim 5, it is characterised in that：The insulation locating piece material selection pottery
Porcelain.
7. bipolar electrode argon arc welding gun according to claim 6, it is characterised in that：Protective gas connects with described two tracheaes
Head connection.
8. bipolar electrode argon arc welding gun according to claim 7, it is characterised in that：There are four being set on the outside of the upper insulation sleeve
Mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879120.9U CN207723677U (en) | 2017-12-28 | 2017-12-28 | A kind of bipolar electrode argon arc welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879120.9U CN207723677U (en) | 2017-12-28 | 2017-12-28 | A kind of bipolar electrode argon arc welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207723677U true CN207723677U (en) | 2018-08-14 |
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ID=63087270
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721879120.9U Active CN207723677U (en) | 2017-12-28 | 2017-12-28 | A kind of bipolar electrode argon arc welding gun |
Country Status (1)
| Country | Link |
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| CN (1) | CN207723677U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967844A (en) * | 2017-12-28 | 2019-07-05 | 唐山开元焊接自动化技术研究所有限公司 | A kind of bipolar electrode argon arc welding gun |
-
2017
- 2017-12-28 CN CN201721879120.9U patent/CN207723677U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967844A (en) * | 2017-12-28 | 2019-07-05 | 唐山开元焊接自动化技术研究所有限公司 | A kind of bipolar electrode argon arc welding gun |
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