CN217412768U - Submerged arc welding contact nozzle for welding machine arm - Google Patents
Submerged arc welding contact nozzle for welding machine arm Download PDFInfo
- Publication number
- CN217412768U CN217412768U CN202220872443.XU CN202220872443U CN217412768U CN 217412768 U CN217412768 U CN 217412768U CN 202220872443 U CN202220872443 U CN 202220872443U CN 217412768 U CN217412768 U CN 217412768U
- Authority
- CN
- China
- Prior art keywords
- contact tube
- contact
- welding
- submerged arc
- wire hole
- 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.)
- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 title claims abstract description 77
- 238000001816 cooling Methods 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QZLJNVMRJXHARQ-UHFFFAOYSA-N [Zr].[Cr].[Cu] Chemical compound [Zr].[Cr].[Cu] QZLJNVMRJXHARQ-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Arc Welding In General (AREA)
Abstract
The utility model relates to a submerged arc welding contact tube technical field especially relates to a submerged arc welding contact tube for welding machine arm is used, its technical scheme includes afterbody, cooling shell, contact tube top and contact tube body in the contact tube, afterbody and contact tube top in the contact tube body includes the contact tube, the first welding wire hole that runs through afterbody in the contact tube is seted up to afterbody side in the contact tube, and the installation head is installed to a side end face of afterbody in the contact tube, the connector is installed to a side end face that the afterbody deviates from the installation head in the contact tube, and the surface of connector and installation head all is provided with the outer thread structure, the second welding wire hole that runs through the contact tube top is seted up to the side at contact tube top, cooling shell installs in the outside at the contact tube top, and constitutes between cooling shell and the contact tube top and have the cooling chamber. The utility model discloses possess and to cool off its front end, extend contact tube life, and reduce the advantage that the loss was changed to the contact tube.
Description
Technical Field
The utility model relates to a submerged arc welding contact tube technical field specifically is a submerged arc welding contact tube for welding machine arm is used.
Background
Submerged arc welding contact tips are also welding methods that utilize an electric arc as a heat source. When submerged arc welding is carried out, the electric arc is burnt under the covering of a layer of granular meltable welding flux, and the arc light is not exposed. Submerged arc welding is thus known. The metal electrode used was an uninterrupted feed of bare wire. The submerged arc welding contact tip is a quick-wear part in submerged arc welding. The main material is as follows: brass, red copper, chromium zirconium copper. Submerged arc welding is suitable for welding long weld seams of medium and thick plate structures due to large penetration, high productivity and high degree of mechanical operation. The method has wide application in manufacturing departments such as shipbuilding, boilers and pressure vessels, bridges, overweight machines, nuclear power station structures, marine structures, weapons and the like, and is one of the most commonly used welding methods in the current welding production. Submerged arc welding is used for connecting members in a metal structure, and a wear-resistant or corrosion-resistant alloy layer can be deposited on the surface of a base metal in a surfacing mode.
When the arc temperature of the submerged arc welding contact tube exceeds 1000 ℃ in use, the front end of the contact tube can be softened in continuous work due to high temperature, the inner hole of the contact tube can be enlarged due to deformation in the softening process of the contact tube, poor contact between a welding wire and the inner hole of the contact tube can be caused, the welding effect can be influenced, the contact tube needs to be frequently replaced, and the condition of high loss is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a submerged arc welding contact tip for welding machine arm is used possesses and to cool off its front end, extends contact tip life, and reduces the advantage that the loss was changed to the contact tip, has solved the problem that above-mentioned background art provided.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a submerged arc welding contact tube for welding machine arm is used, afterbody, cooling shell, contact tube top and contact tube body in including the contact tube, the contact tube body is afterbody and contact tube top in including the contact tube, the first welding wire hole that runs through afterbody in the contact tube is seted up to afterbody side in the contact tube, and an installation head is installed to a side end face of afterbody in the contact tube, the connector is installed to a side end face that the afterbody deviates from the installation head in the contact tube, and the surface of connector and installation head all is provided with the external screw thread structure, a mounting groove has been seted up to a side end face of contact tube top, and the second welding wire hole that runs through the contact tube top is seted up to the side of contact tube top, the cooling shell is installed in the outside of contact tube top, and constitutes between cooling shell and the contact tube top and have the cooling chamber.
Preferably, the connecting head and the side end of the mounting head are both provided with a third welding wire hole which penetrates through the connecting head and the side end of the mounting head, and the third welding wire hole is communicated with the first welding wire hole. The setting of installation head can be with the utility model discloses install on welder, the welding wire passes through third welding wire hole and first welding wire hole can penetrate afterbody in the contact tube.
Preferably, the inner wall of mounting groove is provided with internal thread structure, the size of mounting groove and the big or small looks adaptation of connector. The installation groove and the connector are arranged to connect the initial part and the middle tail part of the contact tube.
Preferably, the second wire hole is communicated with the mounting groove. The second welding wire hole is arranged to facilitate the welding wire to penetrate.
Preferably, the side of the cooling shell is provided with a water inlet pipe, the lower end surface of the cooling shell is provided with a water outlet pipe, and the water inlet pipe and the water outlet pipe are both provided with valves. Can last carry the cooling water to the cooling chamber through the inlet tube, can cool off the beginning portion of contact tube under the effect of cooling water.
Compared with the prior art, the beneficial effects of the utility model are as follows: when the submerged arc welding contact nozzle is used, cooling water can be continuously conveyed into the cooling cavity through the water inlet pipe, the cooling water can be discharged through the water outlet pipe, the continuous supply of the cooling water in the cooling cavity is kept, the initial part of the contact nozzle can be cooled under the action of the cooling water, the softening condition of the initial part of the contact nozzle can be prevented, the service life of the submerged arc welding contact nozzle can be effectively prolonged, when the submerged arc welding contact nozzle needs to be replaced, the initial part of the contact nozzle can be replaced only, the submerged arc welding contact nozzle is divided into two parts, namely the tail part and the initial part of the contact nozzle, and the replacement of the contact nozzle can be reduced only by replacing the initial part of the contact nozzle.
Drawings
FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic diagram of the structure of the middle tail of the contact tube of the present invention;
fig. 4 is a schematic view of the starting portion structure of the contact tip of the present invention.
The reference numerals and names in the figures are as follows:
1. a mounting head; 2. a middle tail of the contact tube; 3. a first wire hole; 4. a connector; 5. a water inlet pipe; 6. cooling the housing; 7. a water outlet pipe; 8. a second wire hole; 9. a contact tip start part; 10. mounting grooves; 11. a contact tip body; 12. a third wire hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 4, the present invention provides an embodiment of: the utility model provides a submerged arc welding contact tip for welding machine arm is used, afterbody 2, cooling shell 6, contact tip top 9 and contact tip body 11 in including the contact tip, contact tip body 11 is afterbody 2 and contact tip top 9 in including the contact tip, the first welding wire hole 3 that runs through afterbody 2 in the contact tip is seted up to afterbody 2 side in the contact tip, and installation head 1 is installed to one side terminal surface of afterbody 2 in the contact tip, one side terminal surface that afterbody 2 deviates from installation head 1 in the contact tip installs connector 4, and the surface of connector 4 and installation head 1 all is provided with the external screw thread structure, the third welding wire hole 12 that runs through is all seted up to connector 4 and installation head 1 side, and third welding wire hole 12 communicates with first welding wire hole 3.
The working principle of the submerged arc welding contact nozzle for the welding robot arm based on the embodiment 1 is as follows: the utility model discloses in operation, when the submerged arc welding contact tip need be changed, only need to change contact tip top 9 can, submerged arc welding contact tip is two parts respectively, can separate afterbody 2 and contact tip top 9 in the contact tip through manual rotation contact tip top 9, and the change work can be accomplished to later more renew contact tip top 9.
Example two
Referring to fig. 1 to 4, the present invention provides an embodiment: a submerged arc welding contact tip for a welding robot arm, compared with the first embodiment, the embodiment further comprises: mounting groove 10 has been seted up to a side end face at conductive nozzle top 9, the inner wall of mounting groove 10 is provided with internal thread structure, the big or small looks adaptation of mounting groove 10 and connector 4, and second welding wire hole 8 that runs through conductive nozzle top 9 is seted up to the side at conductive nozzle top 9, second welding wire hole 8 communicates with mounting groove 10 each other, cooling shell 6 is installed in the outside at conductive nozzle top 9, and constitutes between cooling shell 6 and the conductive nozzle top 9 and have the cooling chamber, inlet tube 5 is installed to cooling shell 6's side, and outlet pipe 7 is installed to cooling shell 6's lower terminal surface, all is provided with the valve on inlet tube 5 and the outlet pipe 7.
In the embodiment, when the submerged arc welding contact nozzle is used, cooling water can be continuously conveyed into the cooling cavity through the water inlet pipe 5, the cooling water can be discharged through the water outlet pipe 7, the cooling water in the cooling cavity is kept to be continuously supplied, the initial part 9 of the contact nozzle can be cooled under the action of the cooling water, the initial part 9 of the contact nozzle can be prevented from being softened, and the service life of the submerged arc welding contact nozzle can be effectively prolonged.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a submerged arc welding contact tube for welding machine arm is used, afterbody (2), cooling shell (6), contact tube top (9) and contact tube body (11) in including the contact tube, its characterized in that: the contact tube body (11) comprises a contact tube middle tail part (2) and a contact tube initial part (9), a first welding wire hole (3) penetrating through the middle tail part (2) of the contact tube is arranged at the side end of the middle tail part (2) of the contact tube, an installing head (1) is arranged on one side end face of the middle tail part (2) of the contact tube, a connector (4) is arranged on the end surface of one side of the tail part (2) of the conductive nozzle, which is far away from the mounting head (1), the outer surfaces of the connector (4) and the mounting head (1) are both provided with an external thread structure, an installation groove (10) is arranged on the end surface of one side of the initial part (9) of the contact tip, a second welding wire hole (8) penetrating through the initial part (9) of the contact tip is arranged on the side end of the initial part (9) of the contact tip, the cooling shell (6) is arranged outside the initial part (9) of the contact nozzle, and a cooling cavity is formed between the cooling shell (6) and the initial part (9) of the contact tip.
2. The submerged arc welding contact tip for a welding robot arm of claim 1, wherein: and the connecting head (4) and the side end of the mounting head (1) are both provided with a third welding wire hole (12) which penetrates through, and the third welding wire hole (12) is communicated with the first welding wire hole (3).
3. The submerged arc welding contact tip for a welding robot arm of claim 1, wherein: the inner wall of mounting groove (10) is provided with internal thread structure, the size of mounting groove (10) and the size looks adaptation of connector (4).
4. The submerged arc welding contact tip for a welding robot arm of claim 1, wherein: the second welding wire hole (8) is communicated with the mounting groove (10).
5. A submerged arc welding contact tip for a welding robot arm, according to claim 1, characterized in that: the water inlet pipe (5) is installed at the side end of the cooling shell (6), the water outlet pipe (7) is installed on the lower end face of the cooling shell (6), and valves are arranged on the water inlet pipe (5) and the water outlet pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220872443.XU CN217412768U (en) | 2022-04-15 | 2022-04-15 | Submerged arc welding contact nozzle for welding machine arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220872443.XU CN217412768U (en) | 2022-04-15 | 2022-04-15 | Submerged arc welding contact nozzle for welding machine arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217412768U true CN217412768U (en) | 2022-09-13 |
Family
ID=83183988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220872443.XU Expired - Fee Related CN217412768U (en) | 2022-04-15 | 2022-04-15 | Submerged arc welding contact nozzle for welding machine arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217412768U (en) |
-
2022
- 2022-04-15 CN CN202220872443.XU patent/CN217412768U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220913 |