CN208528288U - A kind of pipeline submerged-arc welding increasing silk device - Google Patents
A kind of pipeline submerged-arc welding increasing silk device Download PDFInfo
- Publication number
- CN208528288U CN208528288U CN201821269325.XU CN201821269325U CN208528288U CN 208528288 U CN208528288 U CN 208528288U CN 201821269325 U CN201821269325 U CN 201821269325U CN 208528288 U CN208528288 U CN 208528288U
- Authority
- CN
- China
- Prior art keywords
- submerged
- welding
- wire
- arc
- silk
- 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 In General (AREA)
Abstract
The utility model discloses a kind of pipeline submerged-arc weldings to increase silk device, welding wire for submerged-arc welding ignition tip including submerged arc welding machine, fixed frame is fixedly installed on the welding wire for submerged-arc welding ignition tip, the fixed frame is of an L-shaped structure, the first connector sleeve is arranged in the vertical bar bottom angled of the fixed frame, and fixed setting increases silk wire leading pipe in first connector sleeve；The upper end connection of the increasing silk wire leading pipe increases silk wire feeder, and the silk wire feeder that increases send the welding wire increased on silk wire feeding disc to increasing silk wire leading pipe.The utility model pipeline submerged-arc welding increases silk device by the way that increased welding wire to be delivered at welding arc, and the increased welding wire heat melts extra using submerged-arc welding are not involved in arc burning, reduce bath temperature, molten bath improves welding efficiency there are time reduction.
Description
Technical field
The utility model relates to welding technology fields, and in particular to a kind of pipeline submerged-arc welding increasing silk device.
Background technique
Petrochemical plant pipe factoryization is prefabricated, and welding method uses gas shielded arc welding and two kinds of submerged-arc welding, wherein buries
The welding efficiency of arc-welding is high, welding quality is high, and the technical maturity of submerged-arc welding, chemical plant installations material therefor, only minority have coloured gold
Submerged-arc welding cannot be used by belonging to, and other alloy materials can be welded using submerged-arc welding.
It is currently used for the submerged-arc welding of pipeline, mostly uses filament submerged-arc welding, i.e. gage of wire is less than φ 3.2mm, usually used
Gage of wire in φ 1.6-2.4mm, the source of welding current that submerged arc welding machine is matched is mostly the welding machine of 600A, and welding machine reaches in welding current
It can continuously be welded when 500A.Such as when using the progress submerged-arc welding of φ 2.0mm welding wire, when welding current increases to certain numerical value
Afterwards, the wire feed rate of welding wire is not just further added by, and loading is not also just further added by.At this moment, it is welded using high current, is not had to efficiency
It improves, but the heat of weld seam will increase.
There are mariages and multiplewire submerged arc welding on the market now, multi-wire submerged-arc soldering equipment and application are relatively more in the world, mainly adopt
With the list arc submerged-arc welding of single supply multifibres and more power supply multifibres multi sphere submerged-arc weldings.These equipment and technique can be improved the unit time
Deposition rate improves production efficiency.The disadvantage is that equipment construction is complicated, equipment cost is high, and heat input is big when welding.For example, Lincoln buries
Arc-welding machine just configures filament double wire hidden arc welding rifle, and two root wires share a power supply, shares an electric arc and burns simultaneously, passes through tune
The arrangement of whole two root wire, the width and thickness of adjustable weld seam, but due to sharing a molten bath, will lead to molten bath mistake
Greatly, the time existing for molten bath is long, and in pipeline submerged-arc welding, caliber is smaller, and the section of downhand position is smaller, if molten bath is in downhand welding
Position does not solidify, and just will form humping weld, causes appearance of weld poor, will affect welding quality when serious.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide a kind of pipeline submerged-arc weldings to increase silk dress
It sets, additionally increases a set of individual wire feed system again on original submerged arc welding machine, submerged-arc welding heat is made full use of to melt volume
Outer increased welding wire, improves unit time cladding efficiency, reduces welding seam heat accumulation.
To achieve the above object, the utility model adopts the following technical solutions: a kind of pipeline submerged-arc welding increasing silk device, including
Fixed frame, the L-shaped knot of fixed frame is fixedly installed on the welding wire for submerged-arc welding ignition tip in the welding wire for submerged-arc welding ignition tip of submerged arc welding machine
The first connector sleeve is arranged in structure, the vertical bar bottom angled of the fixed frame, and fixed setting increases silk seal wire in first connector sleeve
Pipe；The upper end connection for increasing silk wire leading pipe increases silk wire feeder, and the silk wire feeder that increases will increase the welding wire on silk wire feeding disc
It send to increasing silk wire leading pipe.
Preferably, the angle between first connector sleeve and fixed frame vertical bar is 75 °~80 °.
Preferably, first connector sleeve is equipped with several for fastening the first fastening bolt for increasing silk wire leading pipe.
Preferably, the end setting arc-shaped slot of the horizon bar of the fixed frame, the arc-shaped slot and submerged arc welding machine
Welding wire for submerged-arc welding ignition tip is fixedly connected.
Preferably, the arc-shaped slot is equipped with the second fastening bolt, the submerged-arc welding of the arc-shaped slot and submerged arc welding machine
Silk ignition tip is fixedly connected by the second fastening bolt.
Preferably, the inner wall of first connector sleeve and outside wall surface are coated with insulating layer.
Preferably, the inner wall of the arc-shaped slot and outside wall surface are coated with insulating layer.
Preferably, the increasing silk wire feeder is connected with silk wire feed controller is increased, and the increasing silk wire feed controller control increases
Starting, stopping and the wire feed rate of silk wire feeder.
A kind of pipeline submerged-arc welding increasing silk device, is used in combination, working principle is as follows with existing submerged arc welding machine:
When installation, fixed frame is fixedly connected with the welding wire for submerged-arc welding ignition tip of submerged arc welding machine first and adjusts height；Later
Silk wire leading pipe will be increased to pack into the first connector sleeve, and fastened by the first fastening bolt.
When welding, the welding wire for submerged-arc welding being wrapped in submerged-arc welding wire tray is conductive by welding wire for submerged-arc welding wire feeder, welding wire for submerged-arc welding
Mouth arc burning on the welding base metal that submerged arc welding flux is protected forms welding arc, and at this moment increased welding wire is by increasing wire bond silk
Disk, increasing silk wire feeder, increasing silk wire leading pipe are transported to welding arc, form weld seam, increased welding wire does not convey electricity during this
Stream makes full use of the welding arc heat of welding wire for submerged-arc welding generation to melt increased welding wire, ultimately forms weld seam.
I.e. the application wire feeder is only responsible for wire feed, after increased welding wire enters molten bath, utilizes the extra heat of submerged-arc welding
Fusing, is not involved in arc burning.
The utility model has the following beneficial effects:
The utility model pipeline submerged-arc welding increasing silk device is by the way that increased welding wire to be delivered at welding arc, increased weldering
The silk heat melts extra using submerged-arc welding, are not involved in arc burning, reduce bath temperature, molten bath is mentioned there are time reduction
High welding current, thus:
(1) bath temperature is reduced, so that the interlayer temperature rate of climb reduces, is conducive to control interlayer temperature, it can be to prevent
HOT CRACK FOR WELDING P only is generated in welding process, the big material of the hot cracking tendency that is more suitable, such as the submerged-arc welding of stainless steel pipes
It connects, advantageously ensures that welding quality；
(2) it reduces bath temperature and there are the time, can preventing overheat from causing, weld seam, heat affected zone organization is coarse, deteriorate,
Be conducive to improve welding point metallographic structure and improve welding point mechanical performance；
(3) bath temperature is reduced, weld width can narrow, and throat depth increases, with the increase of wall thickness, welding current
Appropriate to increase, welding wire melting rate increases, and the deposition efficiency of unit time increases；
(4) with the increase of wall thickness, the ratio for welding level increases, and welding efficiency improves；Wall thickness is bigger, increased welding wire
Bigger with the level difference of monofilament, efficiency more highlights.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model pipeline submerged-arc welding increases silk device；
Wherein:
1- welding wire for submerged-arc welding, 2- increase silk, 3- welding arc, 4- welding base metal, 5- weld seam, 6- submerged arc welding flux, 7- welding wire for submerged-arc welding
Ignition tip, 8- welding wire for submerged-arc welding wire feeder, 9- submerged-arc welding wire tray, 10- increase silk wire leading pipe, and 11- increases silk wire feed controller, and 12- increases
Silk wire feeder, 13- increase wire bond wire tray, 14- fixed frame.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of pipeline submerged-arc welding increases silk device, the welding wire for submerged-arc welding ignition tip 7 including submerged arc welding machine is described to bury
Fixed frame 14 is fixedly installed on arc welding wire ignition tip 7, the fixed frame 14 is of an L-shaped structure, the vertical bar bottom of the fixed frame 14
Portion is obliquely installed the first connector sleeve 1401, and fixed setting increases silk wire leading pipe 10 in first connector sleeve 1401, and the increasing silk is led
Fiber tube 10 send increased welding wire at the welding arc 3 formed to welding wire for submerged-arc welding 1；The upper end for increasing silk wire leading pipe 10, which connects, to be increased
Silk wire feeder 12, the structure of the specific structure for increasing silk wire feeder 12 and the submerged arc wire feeder 8 inside submerged arc welding machine
It is identical；The silk wire feeder 12 that increases send the welding wire increased on silk wire feeding disc 13 to increasing silk wire leading pipe 10.
Preferably, the angle between 14 vertical bar of first connector sleeve 1401 and fixed frame is 75 °~80 °.
Preferably, first connector sleeve 1401 is equipped with several for fastening the first fastening bolt for increasing silk wire leading pipe 10
1402。
Preferably, the end of the horizon bar of the fixed frame 14 is arranged arc-shaped slot 1403, the arc-shaped slot 1403 with
The welding wire for submerged-arc welding ignition tip 7 of submerged arc welding machine is fixedly connected.
Preferably, the arc-shaped slot 1403 is equipped with the second fastening bolt 1404, the arc-shaped slot 1403 and submerged arc
The welding wire for submerged-arc welding ignition tip 7 of welding machine is fixedly connected by the second fastening bolt 1404.
Preferably, the inner wall of first connector sleeve 1401 and outside wall surface are coated with insulating layer.
Preferably, the inner wall of the arc-shaped slot 1403 and outside wall surface are coated with insulating layer.
Preferably, the increasing silk wire feeder 12 is connected with silk wire feed controller 11 is increased, the increasing silk wire feed controller 11
Control increases starting, stopping and the wire feed rate of silk wire feeder 12；Wherein increase the control principle and submerged arc of silk wire feeder 12
The control principle of the submerged arc wire feeder 8 of welding machine interior is identical.
A kind of pipeline submerged-arc welding increasing silk device, is used in combination, specific embodiment is as follows with existing submerged arc welding machine:
When installation, fixed frame 14 is fixedly connected with the welding wire for submerged-arc welding ignition tip 7 of submerged arc welding machine first and adjusts height；It
Silk wire leading pipe 7 will be increased afterwards to pack into the first connector sleeve 1401, and fastened by the first fastening bolt 1402.
When welding, the welding wire for submerged-arc welding 1 being wrapped in submerged-arc welding wire tray 9 is led by welding wire for submerged-arc welding wire feeder 8, welding wire for submerged-arc welding
The arc burning on the welding base metal 4 that submerged arc welding flux 6 is protected of sparking plug 7 forms welding arc 3, and at this moment increased welding wire 2 passes through increasing
Wire bond wire tray 13 increases silk wire feeder 12, increases silk wire leading pipe 10 and be transported to welding arc 3, forms weld seam 5, increased during this
Welding wire 2 does not convey electric current, makes full use of 3 heat of welding arc of the generation of welding wire for submerged-arc welding 1 to melt increased welding wire 2, finally
Form weld seam 5.
I.e. the application wire feeder is only responsible for wire feed, after increased welding wire enters molten bath, utilizes the extra heat of submerged-arc welding
Fusing, is not involved in arc burning.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type, those skilled in the art should understand that, based on the technical solution of the present invention, those skilled in the art
Member, which does not need to make the creative labor the various modifications or changes that can be made, to be still within the scope of the present invention.
Claims (8)
1. a kind of pipeline submerged-arc welding increases silk device, the welding wire for submerged-arc welding ignition tip including submerged arc welding machine, characterized in that the submerged-arc welding
Fixed frame is fixedly installed on silk ignition tip, the fixed frame is of an L-shaped structure, the vertical bar bottom angled of fixed frame setting the
One connector sleeve, the interior fixed setting of first connector sleeve increase silk wire leading pipe；The upper end connection for increasing silk wire leading pipe increases silk wire feed
Mechanism, the silk wire feeder that increases send the welding wire increased on silk wire feeding disc to increasing silk wire leading pipe.
2. a kind of pipeline submerged-arc welding as described in claim 1 increases silk device, characterized in that first connector sleeve and fixed frame
Angle between vertical bar is 75 °~80 °.
3. a kind of pipeline submerged-arc welding as described in claim 1 increases silk device, characterized in that if first connector sleeve is equipped with
It does for fastening the first fastening bolt for increasing silk wire leading pipe.
4. a kind of pipeline submerged-arc welding as described in claim 1 increases silk device, characterized in that the end of the horizon bar of the fixed frame
The welding wire for submerged-arc welding ignition tip of portion's setting arc-shaped slot, the arc-shaped slot and submerged arc welding machine is fixedly connected.
5. a kind of pipeline submerged-arc welding as claimed in claim 4 increases silk device, characterized in that the arc-shaped slot is equipped with second
The welding wire for submerged-arc welding ignition tip of fastening bolt, the arc-shaped slot and submerged arc welding machine is fixedly connected by the second fastening bolt.
6. a kind of pipeline submerged-arc welding as described in claim 1 increases silk device, characterized in that the inner wall of first connector sleeve
Insulating layer is coated with outside wall surface.
7. a kind of pipeline submerged-arc welding as claimed in claim 4 increases silk device, characterized in that the inner wall of the arc-shaped slot and
Outside wall surface is coated with insulating layer.
8. a kind of pipeline submerged-arc welding as described in claim 1 increases silk device, characterized in that the increasing silk wire feeder and increasing silk
Wire feed controller is connected, starting, stopping and the wire feed rate for increasing the control of silk wire feed controller and increasing silk wire feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269325.XU CN208528288U (en) | 2018-08-07 | 2018-08-07 | A kind of pipeline submerged-arc welding increasing silk device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269325.XU CN208528288U (en) | 2018-08-07 | 2018-08-07 | A kind of pipeline submerged-arc welding increasing silk device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208528288U true CN208528288U (en) | 2019-02-22 |
Family
ID=65377912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821269325.XU Active CN208528288U (en) | 2018-08-07 | 2018-08-07 | A kind of pipeline submerged-arc welding increasing silk device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208528288U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672904A (en) * | 2018-08-07 | 2018-10-19 | 中石化第十建设有限公司 | A kind of pipeline submerged-arc welding increases silk device and increases silk welding procedure |
| CN113333915A (en) * | 2021-05-25 | 2021-09-03 | 付文雅 | Dynamic adjusting device of submerged arc welding wire feeding equipment |
-
2018
- 2018-08-07 CN CN201821269325.XU patent/CN208528288U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108672904A (en) * | 2018-08-07 | 2018-10-19 | 中石化第十建设有限公司 | A kind of pipeline submerged-arc welding increases silk device and increases silk welding procedure |
| CN113333915A (en) * | 2021-05-25 | 2021-09-03 | 付文雅 | Dynamic adjusting device of submerged arc welding wire feeding equipment |
| CN113333915B (en) * | 2021-05-25 | 2022-11-11 | 山东世商焊材有限公司 | Dynamic adjusting device of submerged arc welding wire feeding equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208528288U (en) | A kind of pipeline submerged-arc welding increasing silk device | |
| CN102000903B (en) | TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method | |
| CN104148785B (en) | The double; two tungsten electrode coupled arc weldering device of controlled shunting filled silk based on center and welding method | |
| CN205464747U (en) | Single power mariages submerged arc welding welder | |
| CN2683302Y (en) | Single power supply twin-wire automatic submerged-arc welding machine | |
| CN103706928B (en) | The straight seam buried arc welding method of corrosion resistance metallurgical composite bimetal steel tube | |
| CN201760693U (en) | TIG (Tungsten Inert Gas) welding gun for hot wires with narrow interval | |
| CN101890560B (en) | Narrow-clearance heating wire TIG welding gun | |
| CN104411448A (en) | Hot-wire consumable incapable of sustaining an arc | |
| CN101422841B (en) | Welding start method of double-wire welding | |
| CN103223547B (en) | Dual-hot wire system and welding method for aluminum/steel dissimilar metal TIG (Tungsten Inert Gas) arc fused braze welding | |
| CN102615405A (en) | Welding method of stainless steel composite plates | |
| CN104772552A (en) | Three-wire gas shielded indirect electric arc welding method, device, overlay welding method and narrow gap welding method | |
| CN108672904A (en) | A kind of pipeline submerged-arc welding increases silk device and increases silk welding procedure | |
| CN110023029A (en) | Spiral shape welding wire and conveyor screw shape welding torch | |
| CN101530943A (en) | Bypass shunt double-sided arc welding device and welding method | |
| CN105583503A (en) | Carbon steel tube welding process | |
| CN102500878A (en) | Automatic tungsten argon arc welding method for completely penetrated fillet weld of nuclear power main pipeline and branch pipe | |
| CN204171519U (en) | Based on the two tungsten electrode coupled arc weldering device of controlled shunting that center fills silk | |
| CN106270962A (en) | Based on low-alloy steel heated filament GTAW weldering welding procedure and tubular structure | |
| CN201685018U (en) | Electric mouth for welding | |
| CN205817052U (en) | Congruent melting pond mariages CO2/MIG/MAG welding gun | |
| CN105689916A (en) | Welding rod suitable for welding carbon steel and copper materials | |
| CN102528248A (en) | Narrow-gap tungsten inert gas (TIG) welding gun | |
| CN202894560U (en) | Small-hole inner wall cobalt-chromium-tungsten hard alloy automatic resurfacing welding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |