CN220612605U - Rotary support type gas protection device for welding titanium and titanium alloy - Google Patents
Rotary support type gas protection device for welding titanium and titanium alloy Download PDFInfo
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- CN220612605U CN220612605U CN202321063004.5U CN202321063004U CN220612605U CN 220612605 U CN220612605 U CN 220612605U CN 202321063004 U CN202321063004 U CN 202321063004U CN 220612605 U CN220612605 U CN 220612605U
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- Prior art keywords
- welding
- gas
- protection cover
- gas protection
- cover
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- 238000003466 welding Methods 0.000 title claims abstract description 75
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 20
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000010936 titanium Substances 0.000 title claims abstract description 18
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 94
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052786 argon Inorganic materials 0.000 claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 238000003825 pressing Methods 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model provides a titanium and titanium alloy welding are with rotatory support formula gas protection device, gas protection cover has been placed at the welding chuck up end, gas protection cover is fixed in on the welding chuck after pressing from both sides tightly through three jack catch on the welding chuck with one heart, place on gas protection cover after waiting the welded work piece equipment, the work piece upper end is equipped with the upper cover that is used for covering its upper port, gas seal cover bottom surface middle part system has the air supply hole, and pass welding chuck middle part and pass in the air supply hole with the argon gas pipe that protection gas source intercommunication and location was on the support stretches into in the gas protection cover. According to the utility model, the argon pipe communicated with the air source penetrates through the middle part of the welding chuck and penetrates through the air supply hole to extend into the air protection cover, and after the upper cover covers the upper end opening of the workpiece, the air protection is carried out on the interior of the workpiece placed in the air protection cover in the rotary welding process, the concentration of argon in the air protection cover is stable, the welding efficiency is improved, the welding quality of the workpiece is improved, the operation is convenient and quick, and the cost is low.
Description
Technical Field
The utility model belongs to the technical field of welding, and particularly relates to a rotary support type gas protection device for welding titanium and titanium alloy.
Background
Titanium and titanium alloy have good corrosion resistance, high specific strength and good heat resistance and processability, so that the titanium and titanium alloy are widely used in various fields of aviation, aerospace, chemical industry, metallurgy and the like. Welding is an indispensable process in the production process of titanium alloy pipe products. Because the welding performance of titanium and titanium alloy materials is very special, in the process of welding titanium and titanium alloy, titanium can absorb hydrogen, oxygen and nitrogen in the atmosphere, so that the welding quality is seriously affected, namely the welding quality cannot be exposed in the air, otherwise, the mechanical performance and corrosion resistance of a welding line are reduced, and the use requirement cannot be met; when the workpieces made of titanium and titanium alloy materials are welded by manual argon tungsten-arc welding, the internal temperature of the opposite side of the welding position of the workpiece is far more than 250 ℃ although the welding gun nozzle is protected by protective gas, the internal temperature is always exposed to the outside on the premise of no gas protection, the quality of the internal welding position of the workpiece is seriously affected, and particularly the internal requirement of the workpiece is high after welding.
Disclosure of Invention
The utility model solves the technical problems that: the utility model provides a titanium and titanium alloy welding are with rotatory support type gas protection device, through setting up the gas protection cover and being used for rotatory support gas protection cover's welding chuck, make the argon gas pipe with the air supply intercommunication pass welding chuck middle part and pass in the gas protection cover is stretched into to the air supply hole, after last lid covers the work piece upper port, realize placing in the gas protection cover and rotatory welding in-process's work piece inside carries out the gas protection, the argon gas concentration in the gas protection cover is stable, when improving welding efficiency, very big improvement the welding quality of work piece, and a structure is simple, convenient operation is swift, and is with low costs, use value is high.
The utility model adopts the technical scheme that: the utility model provides a titanium and titanium alloy welding are with rotatory support type gas protection device, including locating the welding chuck on the support, the gas protection cover has been placed to the welding chuck up end, and the gas protection cover is fixed in on the welding chuck after pressing from both sides tightly through three jack catch on the welding chuck with one heart, waits to place on the gas protection cover after welded work piece equipment, the work piece upper end is equipped with the upper cover that is used for covering its upper port, gas seal cover bottom surface middle part system has the air supply hole, and passes the welding chuck middle part and pass the air supply hole with the argon gas pipe that protects gas source intercommunication and be located on the support and stretch into in the gas protection cover.
The gas protection cover comprises a fixing plate at the bottom and a ring sleeve concentrically fixed on the fixing plate, wherein the fixing plate is placed on the welding chuck and is clamped and fixed by three clamping jaws on the welding chuck, and the gas supply hole is formed in the center of the fixing plate.
Further, the work piece includes hollow lower part and upper portion two parts, the lower part is placed in the middle in the gas shield upper end, and upper portion is located on the up end of lower part with one heart to under the prerequisite of the inside shielding gas protection of gas shield, realize the welding to lower part and upper portion contact position through rotatory gas shield.
Further, the lower part is an annular plate or annular sleeve with the outer diameter larger than that of the upper part, and the upper part is an annular sleeve or annular plate.
Further, the upper cover is a cover plate with the diameter not smaller than the inner diameter of the upper end of the workpiece, and a vertical rod is fixed in the middle of the upper end face of the upper cover.
Compared with the prior art, the utility model has the advantages that:
1. according to the technical scheme, the welding chuck is arranged to clamp the gas protection cover, so that a rotating support condition is provided for a workpiece placed at the upper end of the gas protection cover, the rotating welding of the interior of the workpiece under the argon protection condition is ensured, and a condition is provided for improving the welding efficiency;
2. according to the technical scheme, the gas protection cover and the upper cover, the bottom of which is provided with the gas supply hole, are adopted to provide a gas protection structure for workpieces with openings at two ends between the gas protection cover and the upper cover, so that an argon pipe communicated with a gas source penetrates through the middle part of a welding chuck and penetrates through the gas supply hole to extend into the gas protection cover, and after the upper cover covers the upper port of the workpiece, the gas protection is carried out on the interior of the workpiece placed in the gas protection cover and in the rotary welding process, and the welding quality of the workpiece is greatly improved while the welding efficiency is improved;
3. the arrangement of the upper cover of the technical scheme is beneficial to ensuring the stability of the argon concentration in the workpiece, so that the welding position is reliably protected, the structure is simple, the operation is convenient and quick, the cost is low, and the use value is high.
Drawings
FIG. 1 is a front elevational view of the structure of the present utility model;
fig. 2 is a top view of the structure of the present utility model without the upper cover and the workpiece.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1-2 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The inclusion of an element as defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
The rotary support type gas protection device for welding titanium and titanium alloy is shown in fig. 1-2, and comprises a welding chuck 1 arranged on a bracket, wherein a gas protection cover 2 is arranged on the upper end face of the welding chuck 1, the gas protection cover 2 is concentrically fixed on the welding chuck 1 after being clamped by three clamping jaws 7 on the welding chuck 1, a workpiece 3 to be welded is arranged on the gas protection cover 2 after being assembled, an upper cover 4 for covering an upper port of the workpiece 3 is arranged at the upper end of the workpiece 3, a gas supply hole 5 is formed in the middle of the bottom face of the gas sealing cover 2, and an argon pipe which is communicated with a protection gas source and is positioned on the bracket penetrates through the middle of the welding chuck 1 and penetrates through the gas supply hole 5 to extend into the gas protection cover 2; in the structure, the welding chuck 1 is arranged to clamp the gas protection cover 2, so that a rotary supporting condition is provided for the workpiece 3 placed at the upper end of the gas protection cover 2, the rotary welding of the interior of the workpiece 3 under the argon protection condition is ensured, and a condition is provided for improving the welding efficiency;
the specific structure of the gas shield 2 is as follows: the gas protection cover 2 comprises a fixed plate 2-1 at the bottom and a ring sleeve 2-2 concentrically fixed on the fixed plate 2-1, the fixed plate 2-1 is placed on the welding chuck 1 and is clamped and fixed by three clamping jaws 7 on the welding chuck 1, the gas supply hole 5 is arranged at the center of the fixed plate 2-1, and the argon pipe passing through the gas supply hole 5 can be ensured not to be influenced by the rotation of the gas protection cover 2, so that the argon pipe can be stably and reliably filled with argon into the workpiece 3; in the structure, the gas protection cover 2 and the upper cover 4 with the gas supply holes 5 at the bottom are adopted to provide a gas protection structure for the workpiece 3 with the opening-shaped two ends between the gas protection cover 2 and the upper cover 4, so that an argon pipe communicated with a gas source passes through the middle part of the welding chuck 1 and passes through the gas supply holes 5 to extend into the gas protection cover 2, and after the upper cover 4 covers the upper port of the workpiece 3, the gas protection is carried out on the inside of the workpiece 3 placed in the gas protection cover and in the rotary welding process, and the welding quality of the workpiece 3 is greatly improved while the welding efficiency is improved;
the specific mechanism of the workpiece 3 is as follows: the workpiece 3 comprises a hollow lower part 3-1 and an upper part 3-2, the lower part 3-1 is centrally arranged at the upper end of the gas protection cover 2, the upper part 3-2 is concentrically arranged on the upper end surface of the lower part 3-1, and the contact position of the lower part 3-1 and the upper part 3-2 is welded by rotating the gas protection cover 2 on the premise that the gas protection cover 2 is internally protected by gas; specifically, the lower part 3-1 is an annular plate or annular sleeve with an outer diameter larger than that of the upper part 3-2, and the upper part 3-2 is an annular sleeve or annular plate.
Wherein, in order to guarantee upper cover 4 to seal work piece 3 upper end mouth, upper cover 4 is the apron that the diameter is not less than work piece 3 upper end internal diameter, upper cover 4 up end middle part is fixed with montant 6, and montant 6's setting is convenient for hold montant 6 operation upper cover 4.
The setting of this technical scheme upper cover 4 is favorable to guaranteeing the stability of the argon gas concentration in the work piece 3 to carry out reliable protection in the welding position inside, simple structure, convenient operation is swift, and is with low costs, use value is high.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. Titanium and titanium alloy welding are with rotatory support formula gas protection device, its characterized in that: including locating welding chuck (1) on the support, gas protection cover (2) have been placed to welding chuck (1) up end, and gas protection cover (2) are fixed in on welding chuck (1) through three jack catch (7) on welding chuck (1) clamp tightly the back concentricity, place on gas protection cover (2) after waiting welded work piece (3) equipment, work piece (3) upper end is equipped with upper cover (4) that are used for covering its upper port, gas protection cover (2) bottom surface middle part system has air supply hole (5), and passes welding chuck (1) middle part and stretches into in gas protection cover (2) with the argon gas pipe that protection gas source intercommunication and location were on the support.
2. The rotary support type gas shield apparatus for welding titanium and titanium alloy according to claim 1, wherein: the gas protection cover (2) comprises a fixed plate (2-1) at the bottom and a ring sleeve (2-2) concentrically fixed on the fixed plate (2-1), wherein the fixed plate (2-1) is placed on the welding chuck (1) and is clamped and fixed by three clamping claws (7) on the welding chuck (1), and the gas supply hole (5) is arranged at the central position of the fixed plate (2-1).
3. The rotary support type gas shield apparatus for welding titanium and titanium alloy according to claim 1, wherein: the workpiece (3) comprises a hollow lower part (3-1) and an upper part (3-2), the lower part (3-1) is arranged at the upper end of the gas protection cover (2) in a centered mode, the upper part (3-2) is concentrically arranged on the upper end face of the lower part (3-1), and the contact position of the lower part (3-1) and the upper part (3-2) is welded by rotating the gas protection cover (2) on the premise that the gas protection cover (2) is internally protected by gas.
4. The rotary support type gas shield apparatus for welding titanium and titanium alloy according to claim 3, wherein: the lower part (3-1) is an annular plate or annular sleeve with the outer diameter larger than that of the upper part (3-2), and the upper part (3-2) is an annular sleeve or annular plate.
5. The rotary support type gas shield apparatus for welding titanium and titanium alloy according to any one of claims 1 to 4, wherein: the upper cover (4) is a cover plate with the diameter not smaller than the inner diameter of the upper end of the workpiece (3), and a vertical rod (6) is fixed in the middle of the upper end face of the upper cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063004.5U CN220612605U (en) | 2023-05-06 | 2023-05-06 | Rotary support type gas protection device for welding titanium and titanium alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063004.5U CN220612605U (en) | 2023-05-06 | 2023-05-06 | Rotary support type gas protection device for welding titanium and titanium alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220612605U true CN220612605U (en) | 2024-03-19 |
Family
ID=90223231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321063004.5U Active CN220612605U (en) | 2023-05-06 | 2023-05-06 | Rotary support type gas protection device for welding titanium and titanium alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220612605U (en) |
-
2023
- 2023-05-06 CN CN202321063004.5U patent/CN220612605U/en active Active
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