CN217701728U - Nozzle assembly vacuum welding frock - Google Patents
Nozzle assembly vacuum welding frock Download PDFInfo
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- CN217701728U CN217701728U CN202221590279.XU CN202221590279U CN217701728U CN 217701728 U CN217701728 U CN 217701728U CN 202221590279 U CN202221590279 U CN 202221590279U CN 217701728 U CN217701728 U CN 217701728U
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Abstract
The utility model discloses a vacuum welding tool for a nozzle assembly, which comprises a supporting mechanism, an L-shaped support plate and a positioning mechanism; the supporting mechanism comprises a bottom plate, a first vertical plate is fixedly arranged on one side of the top surface of the bottom plate, a second vertical plate is fixedly arranged on one side, far away from the first vertical plate, of the top surface of the bottom plate, and a first U-shaped opening is formed in the plate surface of the second vertical plate; the L-shaped support plate is arranged on the inner side wall surface of the second vertical plate, and a second U-shaped opening is formed in one side, far away from the second vertical plate, of the plate surface of the top plate; the positioning mechanism is arranged between the supporting mechanism and the L-shaped support plate, comprises a positioning component and a fixing component and is used for positioning and fixing the nozzle component. The vacuum welding tool for the nozzle assembly has the advantages that the process of clamping the nozzle assembly is simple and convenient, the clamping efficiency is high, the assembly positioning of each part in the nozzle assembly can be realized quickly, and the vacuum brazing is assisted; and the whole tool is simple in structure and low in material cost.
Description
Technical Field
The utility model relates to a location frock technical field especially relates to a nozzle assembly vacuum welding frock.
Background
The nozzle assembly for the aviation field is complex in structure, when the nozzle assembly is subjected to vacuum brazing, all parts of the nozzle assembly need to be assembled and positioned in advance, brazing filler metal is preset at a welding line position, and due to the fact that the structure of a product is special, the existing vacuum brazing tool cannot realize positioning of the product, or the problems that the positioning tool is complex and large and the production cost is high exist, or the phenomenon that welding products are unqualified due to inaccurate positioning is frequent, the product percent of pass is reduced, and the clamping efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a nozzle assembly vacuum welding fixture.
The utility model provides a vacuum welding tool for a nozzle assembly, which comprises a supporting mechanism, an L-shaped support plate and a positioning mechanism; wherein, the first and the second end of the pipe are connected with each other,
the supporting mechanism comprises a bottom plate, a first vertical plate is fixedly arranged on one side of the top surface of the bottom plate, a second vertical plate is fixedly arranged on one side, far away from the first vertical plate, of the top surface of the bottom plate, and a first U-shaped opening is formed in the plate surface of the second vertical plate;
the L-shaped support plate is arranged on the inner side wall surface of the second vertical plate, and a second U-shaped notch is formed in one side, far away from the second vertical plate, of the plate surface of the top plate;
the positioning mechanism is arranged between the supporting mechanism and the L-shaped support plate, comprises a positioning assembly and a fixing assembly and is used for positioning and fixing the nozzle assembly.
Preferably, first positioning pins are symmetrically arranged on the plate surfaces of the vertical plates penetrating through the second vertical plate and positioned on the two sides of the first U-shaped opening, and the first positioning pins penetrate through the plate surfaces of the vertical plates of the L-shaped support plate; and a positioning hole is formed in the plate surface of the vertical plate of the L-shaped support plate, below the first positioning pin and corresponding to the first U-shaped opening.
Preferably, the positioning assembly comprises a pin rod arranged corresponding to the positioning hole, a first blocking cover is fixedly arranged on the end face of one end of the pin rod, and a first clamping groove is formed in one side face, far away from the pin rod, of the first blocking cover; the fixed support column that is provided with of tank bottom of first joint recess, the support column is kept away from be provided with the locating lever on the terminal surface of first joint recess, locating lever, support column, first fender lid, first joint recess and the equal coaxial setting of pin pole.
Preferably, the fixing component comprises a second blocking cover, a first screw and a second screw; wherein the content of the first and second substances,
the second blocking cover is arranged between the first vertical plate and the positioning assembly, and a second clamping groove is formed in one side face, far away from the first vertical plate, of the second blocking cover; a threaded hole is formed in the middle of the plate surface of the second baffle cover;
the first screw penetrates through the plate surface of the first vertical plate corresponding to the positioning rod thread and is screwed into the threaded hole;
the two second screws are symmetrically arranged on the plate surface of the first vertical plate and are positioned on two sides of the first screw; the second screw thread penetrates through the first vertical plate and is in butt joint with one side face, away from the second clamping groove, of the second blocking cover.
Preferably, a second positioning pin and a third screw are arranged on the top plate of the L-shaped support plate and positioned on two sides of the second U-shaped notch, and the second positioning pin and the third screw are used for positioning and fixing the base of the nozzle assembly.
Compared with the prior art, the beneficial effects of the utility model are that:
the vacuum welding tool for the nozzle assembly has the advantages that the process of clamping the nozzle assembly is simple and convenient, the clamping efficiency is high, the assembly positioning of each part in the nozzle assembly can be realized quickly, and the vacuum brazing is assisted; and the whole tool is simple in structure and low in material cost.
It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention.
Other features of the present invention will become apparent from the following description.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is a schematic structural view of a nozzle assembly vacuum welding tool and a nozzle assembly provided by an embodiment of the present invention;
FIG. 2 is a schematic structural view of one side of a vacuum welding fixture;
FIG. 3 is a schematic structural view of the other side of the vacuum welding tool;
FIG. 4 is a schematic structural view of a positioning assembly;
FIG. 5 is a schematic structural view of an L-shaped support plate;
FIG. 6 is a schematic view of the nozzle assembly;
FIG. 7 is a schematic diagram of an exploded view of the nozzle assembly;
FIG. 8 is a weld distribution diagram between various components of the nozzle assembly;
the reference numbers in the figures: 1. a support mechanism; 11. a base plate; 12. a first vertical plate; 13. a second vertical plate; 14. a first U-shaped opening; 15. a first positioning pin;
2. an L-shaped support plate; 21. a second U-shaped opening; 22. positioning holes; 23. a second positioning pin; 24. a third screw;
3. a positioning mechanism; 31. a positioning assembly; 311. a pin rod; 312. a first shield cover; 313. a first clamping groove; 314. a support column; 315. positioning a rod; 32. a fixing assembly; 321. a second shield cover; 322. a second clamping groove; 323. a threaded hole; 324. a first screw; 325. a second screw;
4. a nozzle assembly; 41. a base; 42. pre-straight pipe; 43. a main straight pipe; 44. bending the pipe; 45. a first main outer ring; 46. a second main outer ring; 47. a main inner ring;
welding seams A; welding seam B; welding seam C; welding seam D; a weld seam E; welding seams F; a weld G; and (7) welding seams H.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 8, an embodiment of the present invention provides a vacuum welding tool for a nozzle assembly, including a supporting mechanism 1, an L-shaped support plate 2, and a positioning mechanism 3; the nozzle assembly 4 comprises a base 41, and a mounting hole is formed in the base 41; a pre-straight pipe 42 and a main straight pipe 43 are arranged below the base 41; the first main outer ring 45 is butted with the second main outer ring 46, and a main inner ring 47 is arranged in the first main outer ring 45; the pre-straight pipe 42 and the main straight pipe 43 penetrate inside the first main outer ring 45, and the pre-straight pipe 42 is connected with the bent pipe 44.
The supporting mechanism 1 comprises a bottom plate 11, a first vertical plate 12 is fixedly arranged on one side of the top surface of the bottom plate 11, a second vertical plate 13 is fixedly arranged on one side, far away from the first vertical plate 12, of the top surface of the bottom plate 11, and a first U-shaped notch 14 is formed in the plate surface of the second vertical plate 13;
the L-shaped support plate 2 is arranged on the inner side wall surface of the second vertical plate 13, and a second U-shaped notch 21 is formed in one side, far away from the second vertical plate 13, of the plate surface of the top plate;
the positioning mechanism 3 is disposed between the support mechanism 1 and the L-shaped support plate 2, and includes a positioning component 31 and a fixing component 32 for positioning and fixing the nozzle component 4.
In a preferred embodiment, first positioning pins 15 are symmetrically arranged on the plate surfaces of the vertical plates passing through the second vertical plate 13 and positioned at two sides of the first U-shaped notch 14, the first positioning pins 15 pass through the plate surfaces of the vertical plates of the L-shaped support plate 2, and the first positioning pins 15 are in clearance fit with the corresponding pin holes; the plate surface of the vertical plate of the L-shaped support plate 2 is provided with a positioning hole 22 corresponding to the first U-shaped notch 14 and below the first positioning pin 15.
In a preferred embodiment, the positioning assembly 31 includes a pin rod 311 disposed corresponding to the positioning hole 22, a first blocking cover 312 is fixedly disposed on an end surface of one end of the pin rod 311, a side surface of the first blocking cover 312 away from the pin rod 311 is provided with a first clamping groove 313, and one end of the main inner ring 7 can be clamped into the first clamping groove 313; a supporting column 314 is fixedly arranged at the bottom of the first clamping groove 313, a positioning rod 315 is arranged on one end surface of the supporting column 314 away from the first clamping groove 313, and the positioning rod 315, the supporting column 314, the first blocking cover 312, the first clamping groove 313 and the pin rod 311 are coaxially arranged; wherein, the positioning rod 315 may be disposed through the inside of the elbow 44.
In a preferred embodiment, the fixing assembly 32 includes a second cover 321, a first screw 324 and a second screw 325; wherein, the first and the second end of the pipe are connected with each other,
a second blocking cover 321 disposed between the first vertical plate 12 and the positioning assembly 31, wherein a second clamping groove 322 is disposed on a side surface of the second blocking cover 321 away from the first vertical plate 12, and one end of the first main outer ring 45 away from the second main outer ring 46 can be clamped into the second clamping groove 322; a threaded hole 323 is formed in the middle of the plate surface of the second stopper 321;
a first screw 324, which is disposed through the plate surface of the first vertical plate 12 corresponding to the screw thread of the positioning rod 315 and screwed into the threaded hole 323, and abuts against one end of the bent pipe 44 close to the first blocking cover 312; the first screw 324, the second blocking cover 321, the second clamping groove 322 and the positioning rod 315 are coaxially disposed.
The two second screws 325 are symmetrically arranged on the plate surface of the first vertical plate 12 and positioned at two sides of the first screw 324; the second screw 325 passes through the first vertical plate 12 and abuts against a side of the second stopper 321 away from the second clamping groove 322.
In a preferred embodiment, the top plate of the L-shaped support plate 2 is provided with a second positioning pin 23 and a third screw 24 corresponding to the mounting hole on the base 41 on two sides of the second U-shaped notch 21, for fixing the base 41 of the nozzle assembly 4 on the top surface of the top plate of the L-shaped support plate 2, wherein the included angle of the inner side of the L-shaped support plate 2 is set according to the feature of the part in the nozzle assembly 4.
The utility model discloses a theory of operation: when the nozzle assembly 4 needs to be brazed, the base 41 of the nozzle assembly 4 can be fixed on the top surface of the L-shaped support plate 2 through the second positioning pin 23 and the third screw 24, and then one ends of the pre-straight pipe 42 and the main straight pipe 43 penetrate into corresponding hole positions to braze a welding seam A and a welding seam B of the pre-straight pipe and the main straight pipe; then, the L-shaped support plate 2 and the brazed base 41 are integrally installed on the support mechanism 1, specifically, one end of the pin rod 311, which is far away from the first blocking cover 312, penetrates through the positioning hole 22 and then penetrates through the first U-shaped opening 14, the L-shaped support plate 2 is fixed on the second vertical plate 13 through the first positioning pin 15, one end of the bent pipe 44 penetrates through the outer side of the positioning rod 315, the other end of the bent pipe 44 can be abutted to one end of the bent pipe 44, which is far away from the positioning rod 315, through the first screw 324 to position the bent pipe 44, the top end of the bent pipe 44 is abutted to the pre-straight pipe 42, and the weld seam E is brazed; after brazing, the first screws 324, the positioning component 31 and the L-shaped support plate 2 are taken down, the main inner ring 47 is clamped into the first clamping groove 313, the second main outer ring 46 is sleeved on the outer side of the main inner ring 47, the first main outer ring 45 is butted with the second main outer ring 46, the L-shaped support plate 2 is fixed through the first positioning pins 15 after the pre-straight pipe 42 and the main straight pipe 43 correspond to corresponding hole positions, the second stop cover 321 is installed, wherein the outer side end face of the first main outer ring 45 is clamped into the second clamping groove 322 and is fixed through the first screws 324 and the second screws 325, then welding seams C and D between the pre-straight pipe 42 and the main straight pipe 43 and the first main outer ring 45 are welded, meanwhile, welding seams F between the first main outer ring 45 and the second main outer ring 46 can be completed, and welding seams G between the second main outer ring 46 and the main inner ring 47 are welded; the welding of the weld H between the first main outer ring 45 and the main inner ring 47 can also be assisted; the whole tool is simple in structure, high in dismounting efficiency, simple in operation and high in practicability.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (5)
1. A vacuum welding tool for a nozzle assembly is characterized by comprising a supporting mechanism, an L-shaped support plate and a positioning mechanism; wherein the content of the first and second substances,
the supporting mechanism comprises a bottom plate, a first vertical plate is fixedly arranged on one side of the top surface of the bottom plate, a second vertical plate is fixedly arranged on one side, far away from the first vertical plate, of the top surface of the bottom plate, and a first U-shaped opening is formed in the plate surface of the second vertical plate;
the L-shaped support plate is arranged on the inner side wall surface of the second vertical plate, and a second U-shaped notch is formed in one side, far away from the second vertical plate, of the plate surface of the top plate;
the positioning mechanism is arranged between the supporting mechanism and the L-shaped support plate, comprises a positioning component and a fixing component and is used for positioning and fixing the nozzle component.
2. The vacuum welding tool for the nozzle assembly according to claim 1, wherein first positioning pins are symmetrically arranged on the plate surfaces of the vertical plates, which penetrate through the second vertical plate and are positioned on two sides of the first U-shaped opening, and the first positioning pins penetrate through the plate surfaces of the vertical plates of the L-shaped support plate; and a positioning hole is formed in the plate surface of the vertical plate of the L-shaped support plate, is positioned below the first positioning pin and corresponds to the first U-shaped opening.
3. The vacuum welding tool for the nozzle assembly according to claim 2, wherein the positioning assembly comprises a pin rod arranged corresponding to the positioning hole, a first blocking cover is fixedly arranged on an end face of one end of the pin rod, and a first clamping groove is formed in one side face, away from the pin rod, of the first blocking cover; the fixed support column that is provided with of tank bottom of first joint recess, the support column is kept away from be provided with the locating lever on the terminal surface of first joint recess, locating lever, support column, first fender lid, first joint recess and the equal coaxial setting of pin rod.
4. The vacuum welding tool for the nozzle assembly according to claim 3, wherein the fixing assembly comprises a second blocking cover, a first screw and a second screw; wherein the content of the first and second substances,
the second blocking cover is arranged between the first vertical plate and the positioning assembly, and a second clamping groove is formed in one side face, far away from the first vertical plate, of the second blocking cover; a threaded hole is formed in the middle of the plate surface of the second baffle cover;
the first screw penetrates through the plate surface of the first vertical plate corresponding to the positioning rod thread and is screwed into the threaded hole;
the two second screws are symmetrically arranged on the plate surface of the first vertical plate and positioned on two sides of the first screw; and the second screw thread penetrates through the first vertical plate and is abutted with one side face, far away from the second clamping groove, of the second blocking cover.
5. The vacuum welding tool for the nozzle assembly according to claim 4, wherein a second positioning pin and a third screw are arranged on the top plate of the L-shaped support plate and located on two sides of the second U-shaped notch, and the second positioning pin and the third screw are used for positioning and fixing the base of the nozzle assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221590279.XU CN217701728U (en) | 2022-06-24 | 2022-06-24 | Nozzle assembly vacuum welding frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221590279.XU CN217701728U (en) | 2022-06-24 | 2022-06-24 | Nozzle assembly vacuum welding frock |
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| Publication Number | Publication Date |
|---|---|
| CN217701728U true CN217701728U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221590279.XU Active CN217701728U (en) | 2022-06-24 | 2022-06-24 | Nozzle assembly vacuum welding frock |
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| CN (1) | CN217701728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846807A (en) * | 2023-03-01 | 2023-03-28 | 成立航空技术(成都)有限公司 | Aeroengine combustion chamber mount pad looks transversal welding set |
-
2022
- 2022-06-24 CN CN202221590279.XU patent/CN217701728U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115846807A (en) * | 2023-03-01 | 2023-03-28 | 成立航空技术(成都)有限公司 | Aeroengine combustion chamber mount pad looks transversal welding set |
| CN115846807B (en) * | 2023-03-01 | 2023-04-21 | 成立航空技术(成都)有限公司 | Intersecting line welding device for installation seat of aero-engine combustion chamber |
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