CN220372538U - Nozzle housing assembly welding positioning tool - Google Patents
Nozzle housing assembly welding positioning tool Download PDFInfo
- Publication number
- CN220372538U CN220372538U CN202321870574.5U CN202321870574U CN220372538U CN 220372538 U CN220372538 U CN 220372538U CN 202321870574 U CN202321870574 U CN 202321870574U CN 220372538 U CN220372538 U CN 220372538U
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- CN
- China
- Prior art keywords
- positioning
- base
- assembly
- inlet joint
- pin
- 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.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 21
- 239000000446 fuel Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Fuel-Injection Apparatus (AREA)
Abstract
The utility model discloses a welding positioning tool for a nozzle shell assembly, which comprises the following components: a base; the first positioning assembly is arranged on the base and used for positioning the dual-fuel pipeline through the mounting base; the second positioning component is arranged on the top surface of the base and positioned on one side of the first positioning component and used for positioning the air inlet joint; the third positioning component is arranged on the top surface of the base and positioned on one side of the first positioning component and used for positioning the oil inlet joint. The positioning tool disclosed by the utility model is simple in structure, convenient and fast to install and accurate in positioning, and ensures the welding quality of the nozzle shell assembly.
Description
Technical Field
The utility model relates to the technical field of part welding, in particular to a welding positioning tool for a nozzle shell assembly.
Background
The nozzle housing assembly as shown in fig. 1 is an important component of an aircraft engine. The nozzle shell assembly comprises a dual-fuel pipeline, wherein an installation seat is fixedly installed on the dual-fuel pipeline, and an installation hole is formed in the installation seat; the bottom of the dual-fuel pipeline is provided with a spray hole, the top end is welded and connected with an oil inlet joint, and one side of the top end is welded and connected with an air inlet joint.
When the nozzle shell assembly is processed, the air inlet joint and the oil inlet joint are required to be welded and connected with the dual-fuel pipeline respectively, and in order to ensure the welding quality of the nozzle shell assembly, the air inlet joint and the oil inlet joint are required to be positioned so as to ensure the overall position degree of the nozzle shell assembly. For this reason, a positioning tool is designed to position the nozzle housing assembly so as to ensure the welding quality of the nozzle housing assembly.
Disclosure of Invention
In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide a welding positioning tool for a nozzle housing assembly, which has a simple structure, is convenient to install, is accurate in positioning, and can ensure welding quality.
The utility model provides a welding positioning tool for a nozzle shell assembly, which comprises the following components:
a base;
the first positioning assembly is arranged on the base and is used for positioning the dual-fuel pipeline of the nozzle shell assembly through the mounting seat of the nozzle shell assembly;
the second positioning component is arranged on the top surface of the base and positioned on one side of the first positioning component and is used for positioning an air inlet joint of the nozzle shell component;
and the third positioning assembly is arranged on the top surface of the base, is positioned on one side of the first positioning assembly and is used for positioning the oil inlet joint of the nozzle shell assembly.
Further, the first positioning component comprises a positioning pin, a positioning groove which is communicated from the top to the bottom is formed in the base, a mounting opening which is communicated to the positioning groove is formed in one side of the base, at least two positioning holes are formed in the top surface of the base, corresponding to the mounting holes in the mounting seat, of the positioning groove, and the positioning pin penetrates through the mounting holes to be inserted into the corresponding positioning holes.
Further, the second locating component comprises a first locating frame fixedly arranged on the top surface of the base, a first pin hole is formed in the first locating frame along the axial direction of the air inlet joint, a first locating pin penetrates through the first pin hole in a clearance fit mode, and a first locating head in clearance fit with the air inlet joint is arranged at one end, close to the air inlet joint, of the first locating pin.
Further, the third locating component comprises a second locating frame fixedly arranged on the top surface of the base, a second pin hole is formed in the second locating frame along the axial direction of the oil inlet joint, a second locating pin penetrates through the second pin hole in a clearance fit mode, and a second locating head in clearance fit with the oil inlet joint is arranged at one end, close to the oil inlet joint, of the second locating pin.
Further, the base, the first positioning assembly, the second positioning assembly and the third positioning assembly are all made of stainless steel materials.
Compared with the prior art, the utility model has the beneficial effects that:
the positioning tool is provided with a first positioning assembly, a second positioning assembly and a third positioning assembly. When the nozzle shell assembly is welded and connected, the dual-fuel pipeline is positioned through the first positioning assembly; positioning the air inlet joint through a second positioning assembly; and positioning the oil inlet joint through a third positioning assembly. The overall positional integrity of the nozzle housing assembly is ensured. The positioning tool is simple in structure, convenient to install and accurate in positioning, and ensures the welding quality of the nozzle shell assembly.
It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic front view of a nozzle housing assembly;
FIG. 2 is a schematic side view of a nozzle housing assembly;
fig. 3 is a schematic structural diagram of the positioning tool.
Reference numerals in the drawings: 1. a nozzle housing assembly; 2. a base; 3. a first positioning assembly; 4. a second positioning assembly; 5. a third positioning assembly;
11. a dual fuel line; 12. a mounting base; 13. a mounting hole; 14. an air inlet joint; 15. an oil inlet joint;
21. a positioning groove; 22. a mounting port; 23. positioning hole
31. Positioning pins;
41. a first positioning frame; 42. a first pin hole; 43. a first positioning pin; 44. a first positioning head;
51. a second positioning frame; 52. a second pin hole; 53. a second positioning pin; 54. a second positioning head.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1 to 3, an embodiment of the present utility model provides a welding positioning tool for a nozzle housing assembly, including:
a base 2;
the first positioning component 3 is arranged on the base 2 and is used for positioning the dual-fuel pipeline 11 of the nozzle housing assembly 1 through the mounting seat 12 of the nozzle housing assembly 1;
the second positioning component 4 is arranged on the top surface of the base 2 and positioned on one side of the first positioning component 3 and is used for positioning the air inlet joint 14 of the nozzle shell component 1;
the third positioning component 5 is arranged on the top surface of the base 2 and positioned on one side of the first positioning component 3 and is used for positioning the oil inlet joint 15 of the nozzle housing component 1.
In the present embodiment, when the nozzle housing assembly 1 shown in fig. 1 and 2 is welded, the dual fuel line 11 is first positioned by the first positioning assembly 3; the air inlet joint 14 is then positioned by the second positioning assembly 4; the oil inlet joint 15 is positioned through the third positioning component 5, so that the overall position of the nozzle housing component 1 is ensured. At this time, the nozzle housing assembly 1 is welded.
The positioning tool is simple in structure, convenient to install and accurate in positioning, and ensures the welding quality of the nozzle shell assembly 1.
In a preferred embodiment, as shown in fig. 3, the first positioning component 3 includes a positioning pin 31, a positioning slot 21 penetrating from top to bottom is formed on the base 2, a mounting opening 22 communicating with the positioning slot 21 is formed on one side of the base 2, at least two positioning holes 23 are formed on the top surface of the base 2 corresponding to the mounting hole 13 on the mounting seat 12 on the outer side of the positioning slot 21, and the positioning pin 31 is inserted into the corresponding positioning hole 23 through the mounting hole 13.
In this embodiment, when the dual-fuel pipeline 11 is positioned, the positioning tool is first placed on the workbench, and an avoidance space is provided below the positioning groove 21 on the workbench. Then the dual-fuel pipeline 11 passes through the mounting opening 22 and is embedded into the positioning groove 21, so that the mounting seat 12 is positioned on the base 2, and the position of the mounting seat 12 is adjusted to lead the mounting hole 13 to be aligned with the positioning hole 23; and then the positioning pins 31 are inserted into the corresponding positioning holes 23 one by one through the mounting holes 13, so that the positioning and fixing of the dual-fuel pipeline 11 are realized, the operation is convenient, and the positioning is accurate.
In a preferred embodiment, as shown in fig. 3, the second positioning assembly 4 includes a first positioning frame 41 fixedly disposed on the top surface of the base 2, a first pin hole 42 is disposed on the first positioning frame 41 along the axial direction of the air inlet joint 14, a first positioning pin 43 is passed through the first pin hole 42 in a clearance fit manner, and a first positioning head 44 in a clearance fit manner with the air inlet joint 14 is disposed at one end of the first positioning pin 43 near the air inlet joint 14.
In the present embodiment, after the positioning of the dual fuel pipeline 11 is completed, the air intake joint 14 is placed between the first positioning frame 41 and the dual fuel pipeline 11, the first positioning pin 43 is passed through the first pin hole 42, and the first positioning head 44 is inserted into the air intake joint 14; and then the first locating pin 43 is pushed along the first pin hole 42 to align the air inlet joint 14 with the welding part, so that the air inlet joint 14 is positioned, the operation is convenient, and the positioning is accurate.
In a preferred embodiment, as shown in fig. 3, the third positioning component 5 includes a second positioning frame 51 fixedly arranged on the top surface of the base 2, a second pin hole 52 is arranged on the second positioning frame 51 along the axial direction of the oil inlet joint 15, a second positioning pin 53 is penetrated through the second pin hole 52 in a clearance fit manner, and a second positioning head 54 in a clearance fit manner with the oil inlet joint 15 is arranged at one end of the second positioning pin 53 close to the oil inlet joint 15.
In this embodiment, after the positioning of the dual fuel pipeline 11 is completed, the oil inlet joint 15 is placed between the second positioning frame 51 and the dual fuel pipeline 11, the second positioning pin 53 passes through the second pin hole 52, and the second positioning head 54 is inserted into the oil inlet joint 15; and then the second locating pin 53 is pushed along the second pin hole 52 to align the oil inlet joint 15 with the welding part, so that the oil inlet joint 15 is positioned, the operation is convenient, and the positioning is accurate.
In a preferred embodiment, the base 2, the first positioning component 3, the second positioning component 4 and the third positioning component 5 are all made of stainless steel materials, so that the structure is high in strength, difficult to deform, difficult to corrode and rust, and long in service life.
In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean 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 present application. In this specification, schematic representations of the above terms 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 foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (5)
1. Nozzle housing assembly welding position frock, its characterized in that includes:
a base;
the first positioning assembly is arranged on the base and is used for positioning the dual-fuel pipeline of the nozzle shell assembly through the mounting seat of the nozzle shell assembly;
the second positioning component is arranged on the top surface of the base and positioned on one side of the first positioning component and is used for positioning an air inlet joint of the nozzle shell component;
and the third positioning assembly is arranged on the top surface of the base, is positioned on one side of the first positioning assembly and is used for positioning the oil inlet joint of the nozzle shell assembly.
2. The welding positioning tool for the nozzle housing assembly according to claim 1, wherein the first positioning assembly comprises a positioning pin, a positioning groove penetrating from the top to the bottom is formed in the base, a mounting opening communicated to the positioning groove is formed in one side of the base, at least two positioning holes are formed in the top surface of the base, located on the outer side of the positioning groove, corresponding to the mounting holes in the mounting seat, and the positioning pin is inserted into the corresponding positioning holes through the mounting holes.
3. The nozzle housing assembly welding positioning tool according to claim 1, wherein the second positioning assembly comprises a first positioning frame fixedly arranged on the top surface of the base, a first pin hole is formed in the first positioning frame along the axial direction of the air inlet joint, a first positioning pin penetrates through the first pin hole in a clearance fit mode, and a first positioning head in clearance fit with the air inlet joint is arranged at one end, close to the air inlet joint, of the first positioning pin.
4. The welding positioning tool for the nozzle housing assembly according to claim 1, wherein the third positioning assembly comprises a second positioning frame fixedly arranged on the top surface of the base, a second pin hole is formed in the second positioning frame along the axial direction of the oil inlet joint, a second positioning pin penetrates through the second pin hole in a clearance fit mode, and a second positioning head in clearance fit with the oil inlet joint is arranged at one end, close to the oil inlet joint, of the second positioning pin.
5. The nozzle housing assembly welding positioning tool of claim 1, wherein the base, the first positioning assembly, the second positioning assembly and the third positioning assembly are all made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321870574.5U CN220372538U (en) | 2023-07-17 | 2023-07-17 | Nozzle housing assembly welding positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321870574.5U CN220372538U (en) | 2023-07-17 | 2023-07-17 | Nozzle housing assembly welding positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220372538U true CN220372538U (en) | 2024-01-23 |
Family
ID=89562189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321870574.5U Active CN220372538U (en) | 2023-07-17 | 2023-07-17 | Nozzle housing assembly welding positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220372538U (en) |
-
2023
- 2023-07-17 CN CN202321870574.5U patent/CN220372538U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |