CN202726289U - Double wire efficient vertical pneumoelectric water cooling welding gun - Google Patents
Double wire efficient vertical pneumoelectric water cooling welding gun Download PDFInfo
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- CN202726289U CN202726289U CN 201220357530 CN201220357530U CN202726289U CN 202726289 U CN202726289 U CN 202726289U CN 201220357530 CN201220357530 CN 201220357530 CN 201220357530 U CN201220357530 U CN 201220357530U CN 202726289 U CN202726289 U CN 202726289U
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Abstract
The utility model relates to a double wire efficient vertical pneumoelectric water cooling welding gun which is good in radiating effect and high in quality of welding joints in a welding process. The double wire efficient vertical pneumoelectric water cooling welding gun comprises a first welding gun and a second welding gun. A first wire feed groove is formed in the upper surface of the first welding gun. A second wire feed groove corresponding to the first wire feed groove is formed in the lower surface of the second welding gun. One ends of the first wire feed groove and the second first wire feed groove are connected with wire feed hose connectors, while the other ends of the first wire feed groove and the second first wire feed groove are connected with conductive nozzles. The first welding gun is in insulative connection with the second welding gun. An insulating jacket is further arranged between the sides, close to the conductive nozzles, of the first wire feed groove and the second wire feed groove. A water cooling circulating device is further arranged between the first wire feed groove and the second wire feed groove. Compared with the split double gun in the prior art, the double wire efficient vertical pneumoelectric water cooling welding gun with the integral structural design has the advantages that a gun body is thinner, the structure is more compact, the welding efficiency is improved by more than 2 times, the economical benefit is greatly improved, the welding joints are more attractive, and the mechanical properties of the welding joints are higher.
Description
Technical field
The utility model relates to the welding gun of rush-harvesting and rush-planting structure, the efficient vertical gas-electric water cooled welding torch of mariages of particularly a kind of easy heat radiation, high deposition rate, low thermal output.
Background technology
Now, along with vertical gas-electric automatic welding device is used widely in the heavy industry industry, the application of double-wire welding gun is also more and more universal, in the prior art, existing two welding guns fixedly are assemblied in respectively on the wig-wag in the vertical gas-electric automatic welding device, namely adopt split type rush-harvesting and rush-planting welding, Non-water-cooled structural design in this kind welding gun, and two welding wires all connect positive pole in two welding guns.
But the certain defective of existing rush-harvesting and rush-planting structure ubiquity, on the one hand from self inner consideration, because long-time hyperthermia and superheating is subjected to the restriction of self-radiating ability, very easily causes welding gun to burn out or stick on the welding gun surface after the cooling or short circuit is caused at the ignition tip place because welding slag splashes; On the other hand, considering from outside weld properties, is anodal because the welding wire in this device two welding guns all connects, causes the heat input of welding pool too high, thereby has reduced the mechanical property of welding aftershaping weld seam.Therefore for existing rush-harvesting and rush-planting structure, need a kind of can addressing the above problem of design, realize the target of easily heat radiation, high deposition rate, low thermal output, thereby reach the welding gun of the purpose that improves welding effect and efficient.
Summary of the invention
Welding gun burns out, short circuit for the welding gun existence that overcomes existing rush-harvesting and rush-planting structure causes because heat-sinking capability is poor, and because the welding pool excess Temperature has reduced the technical problem of welding the mechanical property of aftershaping weld seam, the utility model provides a kind of mariages efficient vertical gas-electric water cooled welding torch.
The utility model solves the problems of the technologies described above the technical scheme that adopts: provide a kind of mariages efficient vertical gas-electric water cooled welding torch, comprise the first welding gun and the second welding gun, described the first welding gun upper surface is provided with the first wire feeding trough, described the second welding gun lower surface is provided with second wire feeding trough corresponding with described the first wire feeding trough, described the first wire feeding trough, one end of the second wire feeding trough is connected with the wire convey soft pipe connector, the other end is connected with ignition tip, described the first welding gun is connected with the insulation of the second welding gun, it also is provided with insulating sheath near between the side of ignition tip, also is provided with the Water-cooling circulating device between described the first welding gun and the second welding gun.
According to a preferred embodiment of the present utility model: be provided with the electro-insulating rubber layer between described the first welding gun and the second welding gun, described the first welding gun, the second welding gun are connected with the electro-insulating rubber layer by some crossed countersunk head screws and screw insulation sleeve respectively.
According to a preferred embodiment of the present utility model: described the first wire feeding trough outside is provided with the first wire feed bar sealing strip, described the second wire feeding trough outside is provided with the second wire feed bar sealing strip, and described the first wire feed bar sealing strip and the second wire feed bar sealing strip two sides are equipped with sheet rubber.
According to a preferred embodiment of the present utility model: described Water-cooling circulating device comprises the first recirculated water cold trap that is positioned at the first welding gun and the second recirculated water cold trap that is positioned at the second welding gun.
According to a preferred embodiment of the present utility model: also comprise water-cooled slide block and cooling water tank, described the first recirculated water cold trap, the second recirculated water cold trap link to each other with water-cooled slide block and cooling water tank by the cooling water outlet and inlet joint.
According to a preferred embodiment of the present utility model: described the first wire feeding trough, the second wire feeding trough link to each other by the ignition tip joint with ignition tip.
According to a preferred embodiment of the present utility model: be 23 ° to 27 ° acute angle with angle between two ignition tip hole axles that described the first wire feeding trough and the second wire feeding trough one end link to each other.
According to a preferred embodiment of the present utility model: the thickness of the described welding gun body of a gun is 14mm, and the body of a gun outside scribbles ceramic insulating layer.
According to a preferred embodiment of the present utility model: described insulating sheath is the ceramic insulation sheath.
With respect to rush-harvesting and rush-planting structure welding gun of the prior art, the beneficial effects of the utility model are:
1, this welding gun adopts the integral structure design, and it is thinner to compare split type rush-harvesting and rush-planting body of a gun thickness, more compact structure, and its welding efficiency has improved more than the twice, and economic benefit significantly promotes, and weld seam is more attractive in appearance, and the mechanical property of moulding weld seam is higher.
2, this welding gun carries the recirculated water cold trap, can consist of weld cycle water-cooling system, welding gun longer service life with outside water-cooled slide block and water tank.
3, this welding gun is much lower to the performance requirement of welding wire, and natural price reduces a lot, reduces heat input, has reduced the wlding requirement;
4, two ignition tip hole angles in the heart in this welding gun are acute angle, be to determine with requiring process calculating and test of many times checking according to the characteristic of welding procedure, but the welding one-shot forming, thus so that welding pool is heated evenly, reduced the generation of weld defect;
5, the ceramic insulating layer of the ceramic insulation sheath of welding gun head and outer surface design has been avoided greatly having improved the safety and reliability of welding gun because welding slag splashes in the welding gun short circuit phenomenon that causes on the welding gun surface.
Description of drawings
Fig. 1. the efficient vertical gas-electric water cooled welding torch of the utility model mariages explosive view;
Fig. 2. the efficient vertical gas-electric water cooled welding torch of the utility model mariages installation diagram.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and embodiments.
The main purpose of the utility model design is: utilizing vertical gas-electric automatic welding device (such as the vertical electro-gas welding dolly) to carry out in the docking welding operating process of riser, reduce the sweating heat input to the molten bath when can realize improving the welding wire deposition rate, thereby greatly improved the mechanical property of welding efficiency and moulding weld seam, solved the Weld Performance demand is satisfied in electro-gas (enclosed) welding in the past by the performance that improves wlding this barrier.
Consult shown in Figure 1, the utility model provides a kind of mariages efficient vertical gas-electric water cooled welding torch, comprise the first welding gun 1 and the second welding gun 6, described the first welding gun 1 upper surface is provided with the first wire feeding trough 101, described the second welding gun 6 lower surfaces are provided with second wire feeding trough 102 corresponding with described the first wire feeding trough 101, described the first wire feeding trough 101, one end of the second wire feeding trough 102 is connected with wire convey soft pipe connector 10, the other end is connected with ignition tip 4 by ignition tip joint 5, described the first welding gun 1 is connected with 6 insulation of the second welding gun, it also is provided with ceramic insulation sheath 2 near between the side of ignition tip 4, and the thickness of ceramic insulation sheath 2 is made as 1mm, and also is provided with the Water-cooling circulating device between the first welding gun 1 described in the utility model and the second welding gun 6.
In the utility model, the first welding gun 1 is connected with the insulation of the second welding gun 6 and is such realization, that is: between the first welding gun 1 and the second welding gun 6, be provided with electro-insulating rubber layer 12, and by realizing being connected by some crossed countersunk head screws 8 and screw insulation sleeve 7 and electro-insulating rubber layer 12 respectively at the first welding gun 1, the second welding gun 6; In addition, be provided with the first wire feed bar sealing strip 11 in described the first wire feeding trough 101 outsides, be provided with the second wire feed bar sealing strip 13 in described the second wire feeding trough 102 outsides, described the first wire feed bar sealing strip 11 and the second wire feed bar sealing strip 13 2 sides are equipped with sheet rubber 3, connect to have realized insulating, and improved on the whole the effect that insulation connects.
Wherein, described Water-cooling circulating device comprises the first recirculated water cold trap 103 that is positioned at the first welding gun 1 and the second recirculated water cold trap 104 that is positioned at the second welding gun 6, wherein said the first recirculated water cold trap 103, the second recirculated water cold trap 104 connect cooling water outlet and inlet joint 9, and can be connected by water-cooled slide block and the cooling water tank of cooling water outlet and inlet joint 9 with the external world, formed a whole water-cooling circulating system, guaranteed the Water-cooling circulating cooling of whole welding gun, contained that effectively the aging phenomenon of welding gun occurs.
Wherein, be acute angle with angle between two ignition tips, the 4 hole axles that described the first wire feeding trough 101 and the second wire feeding trough 102 1 ends link to each other, this acute angle be according to the characteristic of welding procedure with require to verify to determine through test of many times.
Consult shown in Figure 2ly, in the efficient vertical gas-electric water cooled welding torch of whole mariages of the present utility model, the integral thickness of the described welding gun body of a gun is 14mm; And scribble ceramic insulating layer in the whole body of a gun outside, not only high temperature resistant because of ceramic insulating layer, and have high rigidity, and the welding slag that can not be splashed adheres to, can effectively protect the outward appearance of welding gun.
In addition, in the utility model, wherein the material of part parts is:
1, relative with the prolongation performance better because of electric conductivity, the heat conductivility of red copper, easily machine-shaping, namely the material at the first welding gun and the second welding gun all adopts red copper to carry out CNC machine-shaping.
2, because China mainly adopts CO2 gas to make protection gas, electric arc is short, the gas cooled ability is strong, wherein the failure mode of ignition tip 4 is mainly take the friction loss between ignition tip 4 inner hole walls and the welding wire as main, so the ignition tip 4 in this welding gun adopts the manufacturing of harder chromium zirconium copper product, wire convey soft pipe joint 10 and cooling water outlet and inlet joint 9 adopt the higher brass manufacturing of hardness;
What 3, screw insulation sleeve 7 played in screw connects is insulating effect, and the heat of welding gun in welding process makes screw insulation sleeve 7 and rifle body that the bonding phenomenon occur than Da Yi, and the Teflon material has fabulous heat resistance, insulating properties and possess wear-resistant and fabulous not sticking characteristic under a fixed load, that is: the screw insulation sleeve in the utility model 7 adopts Teflon machine-shaping.
In the utility model, adopt welding gun cooling circuit (being the recirculated water cold trap) to link to each other with whole welding cooling circuit on the one hand, the sustainable cooling water that circulation is provided guarantees whole welding circuit Water-cooling circulating cooling when taking away the welding gun waste heat; The two ignition tip hole formed angles of axle are by the rear best angle design that draws according to the wire feed rate of main and auxiliary wire-feed motor of many experiments authentication on the other hand, avoided because of angle excessive, formed stem elongation excessive (being that resistance increases), because it is voltage that gas is protected constant in the weldering process, according to Ohm's law, electric current can reduce automatically, thereby the deposition rate of welding wire also can reduce, also can cause the heat ground of filler wire to reduce, directly can cause the bulky grain transition increase that causes splashing; On the other hand, the stem elongation increase also affects the stability of gas, and the protection effect of gas weakens, and the stability of electric arc is also with variation.
Foregoing detailed description only is exemplary description, and those skilled in the art can design various embodiments according to different actual needs in the situation that does not break away from the scope and spirit that the utility model protects.
Claims (10)
1. the efficient vertical gas-electric water cooled welding torch of mariages, it is characterized in that: comprise the first welding gun (1) and the second welding gun (6), described the first welding gun (1) upper surface is provided with the first wire feeding trough (101), described the second welding gun (6) lower surface is provided with second wire feeding trough (102) corresponding with described the first wire feeding trough (101), described the first wire feeding trough (101), one end of the second wire feeding trough (102) is connected with wire convey soft pipe connector (10), the other end is connected with ignition tip (4), described the first welding gun (1) is connected with the second welding gun (6) insulation, it also is provided with insulating sheath (2) near between the side of ignition tip (4), also is provided with the Water-cooling circulating device between described the first welding gun (1) and the second welding gun (6).
2. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1, it is characterized in that: be provided with electro-insulating rubber layer (12) between described the first welding gun (1) and the second welding gun (6), described the first welding gun (1), the second welding gun (6) are connected with electro-insulating rubber layer (12) by some crossed countersunk head screws (8) and screw insulation sleeve (7) respectively.
3. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 2, it is characterized in that: the thickness of described electro-insulating rubber layer (12) is 1mm.
4. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1, it is characterized in that: described the first wire feeding trough (101) outside is provided with the first wire feed bar sealing strip (11), described the second wire feeding trough (102) outside is provided with the second wire feed bar sealing strip (13), and described the first wire feed bar sealing strip (11) and the second wire feed bar sealing strip (13) two sides are equipped with sheet rubber (3).
5. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1, it is characterized in that: described Water-cooling circulating device comprises the first recirculated water cold trap (103) that is positioned at the first welding gun (1) and the second recirculated water cold trap (104) that is positioned at the second welding gun (6).
6. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 5, it is characterized in that: also comprise water-cooled slide block and cooling water tank, described the first recirculated water cold trap (103), the second recirculated water cold trap (104) link to each other with water-cooled slide block and cooling water tank by cooling water outlet and inlet joint (9).
7. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1, it is characterized in that: described the first wire feeding trough (101), the second wire feeding trough (102) link to each other by ignition tip joint (5) with ignition tip (4).
8. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1 is characterized in that: be 23 ° to 27 ° acute angle with angle between two ignition tips (4) hole axle that described the first wire feeding trough (101) and the second wire feeding trough (102) one ends link to each other.
9. the efficient vertical gas-electric water cooled welding torch of each described mariages according to claim 1-8, it is characterized in that: the thickness of the described welding gun body of a gun is 14mm, the body of a gun outside scribbles ceramic insulating layer.
10. the efficient vertical gas-electric water cooled welding torch of mariages according to claim 1, it is characterized in that: described insulating sheath (2) is the ceramic insulation sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357530 CN202726289U (en) | 2012-07-24 | 2012-07-24 | Double wire efficient vertical pneumoelectric water cooling welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357530 CN202726289U (en) | 2012-07-24 | 2012-07-24 | Double wire efficient vertical pneumoelectric water cooling welding gun |
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| Publication Number | Publication Date |
|---|---|
| CN202726289U true CN202726289U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220357530 Expired - Lifetime CN202726289U (en) | 2012-07-24 | 2012-07-24 | Double wire efficient vertical pneumoelectric water cooling welding gun |
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| CN (1) | CN202726289U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096950A (en) * | 2014-03-21 | 2014-10-15 | 深圳市瑞凌实业股份有限公司 | Welding equipment |
| CN107225311A (en) * | 2017-06-27 | 2017-10-03 | 北京石油化工学院 | Double ignition tip double-wire welding guns of integral type |
-
2012
- 2012-07-24 CN CN 201220357530 patent/CN202726289U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104096950A (en) * | 2014-03-21 | 2014-10-15 | 深圳市瑞凌实业股份有限公司 | Welding equipment |
| CN107225311A (en) * | 2017-06-27 | 2017-10-03 | 北京石油化工学院 | Double ignition tip double-wire welding guns of integral type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |