CN220838634U - Nozzle welding positioning tool - Google Patents
Nozzle welding positioning tool Download PDFInfo
- Publication number
- CN220838634U CN220838634U CN202322415364.3U CN202322415364U CN220838634U CN 220838634 U CN220838634 U CN 220838634U CN 202322415364 U CN202322415364 U CN 202322415364U CN 220838634 U CN220838634 U CN 220838634U
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- 238000003466 welding Methods 0.000 title claims abstract description 23
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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Abstract
The utility model discloses a nozzle welding positioning tool, which comprises: a base; the first positioning structure is arranged on the top surface of the base and used for positioning the bent pipe; the second positioning structure is arranged on the top surface of the base and is used for positioning the angular direction of the straight pipe; the positioning component is fixedly arranged on one side of the base and used for positioning the axial position of the straight pipe. 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.
Description
Technical Field
The utility model relates to the technical field of nozzle welding, in particular to a nozzle welding positioning tool.
Background
The nozzle shown in fig. 1 is an important part of an aeroengine, and consists of a bent pipe and a straight pipe which are welded together. The bent pipe is bent at 90 degrees, the two sides of the straight pipe are symmetrically provided with the shaped grooves, and one end of the straight pipe, which is far away from the bent pipe, is a reducing section with reduced outer diameter. When the nozzle is welded, the position degree between the bent pipe and the straight pipe needs to be ensured. Due to the influence of welding stress, the problem of mutual deflection of the bent pipe and the straight pipe is caused, and the position degree between the two pipelines is deviated, so that a great error exists in the subsequent assembly. Therefore, a positioning tool is designed to position the bent pipe and the straight pipe so as to ensure the welding quality of the nozzle.
Disclosure of utility model
In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide a nozzle welding positioning tool which is simple in structure, convenient to install, accurate in positioning, and capable of ensuring welding quality.
The utility model provides a nozzle welding positioning tool, which comprises the following components:
a base;
the first positioning structure is arranged on the top surface of the base and used for positioning the bent pipe of the nozzle;
the second positioning structure is arranged on the top surface of the base and is used for positioning the angular direction of the straight pipe of the nozzle;
the positioning assembly is fixedly arranged on one side of the base and used for positioning the axial position of the straight pipe of the nozzle.
Further, the first positioning structure comprises a first positioning groove and a second positioning groove which are arranged on the top surface of the base in the shape of a circular arc; the top surface of base is provided with first groove of dodging, first constant head tank and second constant head tank all communicate to first groove of dodging, the axis in first constant head tank is 90 degrees with the axis in second constant head tank.
The second positioning structure comprises a circular arc-shaped third positioning groove arranged on the top surface of the base, the third positioning groove is coaxial with the second positioning groove, a positioning block is arranged on one side in the third positioning groove, corresponding to the straight pipe groove, and a second avoiding groove is arranged at one end, far away from the second positioning groove, of the third positioning groove.
Further, the radian of the second positioning groove is 150-170 degrees.
Further, the locating component is including fixed set up in locating plate of base one side, the locating plate is located offer the locating hole on the axis of third constant head tank, it has the reference column to slide in the locating hole, the reference column is close to the one end of base be provided with the reducing section clearance fit's of straight tube constant head tank, the other end is provided with the location end cap.
Further, the positioning plate is fixedly connected with the base in a positioning way through a connecting component; the connecting assembly comprises a locating pin and a bolt; the positioning plate and the base are positioned through two positioning pins and fixedly connected through two bolts.
Compared with the prior art, the utility model has the beneficial effects that:
The positioning tool is provided with a base and a positioning assembly, wherein a first positioning structure and a second positioning structure are arranged on the base; positioning the bent pipe through a first positioning structure; the angular direction of the straight pipe is positioned through the second positioning structure, and the axial position of the straight pipe is positioned through the positioning component. The position degree between the bent pipe and the straight pipe is ensured. 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.
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 view of a nozzle;
FIG. 2 is a schematic structural diagram of a positioning tool;
FIG. 3 is a schematic diagram of an explosion structure of the positioning tool;
Fig. 4 is a schematic structural view of the nozzle installed on the positioning tool.
Reference numerals in the drawings: 1. a nozzle; 2. a base; 3. a first positioning structure; 4. a second positioning structure; 5. a positioning assembly; 6. a connection assembly;
11. bending the pipe; 12. a straight pipe; 13. a profile groove; 14. a reducing section;
21. A first avoidance groove; 22. a second avoidance groove;
31. a first positioning groove; 32. a second positioning groove;
41. A third positioning groove; 42. a positioning block;
51. A positioning plate; 52. positioning holes; 53. positioning columns; 54. a positioning groove; 55. positioning an end cap;
61. A positioning pin; 62. and (5) a bolt.
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 4, an embodiment of the present utility model provides a nozzle welding positioning tool, including:
A base 2;
The first positioning structure 3 is arranged on the top surface of the base 2 and is used for positioning the bent pipe 11 of the nozzle 1;
The second positioning structure 4 is arranged on the top surface of the base 2 and is used for positioning the angular direction of the straight pipe 12 of the nozzle 1;
The positioning component 5 is fixedly arranged on one side of the base 2 and is used for positioning the axial position of the straight pipe 12 of the nozzle 1.
In this embodiment, when the nozzle 1 shown in fig. 1 is welded, the bent pipe 11 is first placed on the base 2, and is positioned by the first positioning structure 3; then the straight pipe 12 is placed on the base 2, and the angular direction of the straight pipe is positioned through the second positioning structure 4; the axial position of the straight tube 12 is then positioned by the positioning assembly 5. At this time, the bent pipe 11 and the straight pipe 12 can be welded and connected, and the position degree between the bent pipe 11 and the straight pipe 12 is ensured. The positioning tool disclosed by the application is simple in structure, convenient and fast to install and accurate in positioning, and ensures the welding quality of the nozzle 1.
In a preferred embodiment, as shown in fig. 2 and 3, the first positioning structure 3 includes a circular arc-shaped first positioning groove 31 and a second positioning groove 32 disposed on the top surface of the base 2; the top surface of base 2 is provided with first groove 21 of dodging, and first constant head tank 31 and second constant head tank 32 all communicate to first groove 21 of dodging, and the axis of first constant head tank 31 is 90 degrees with the axis of second constant head tank 32.
In this embodiment, the worker holds the bent portion of the bent pipe 11, places the bent pipe 11 above the first avoiding groove 21, and inserts one end of the bent pipe 11 into the first positioning groove 31 and inserts the other end into the second positioning groove 32, so that the bent pipe 11 is positioned, the installation is convenient, and the positioning is accurate.
In a preferred embodiment, as shown in fig. 2 and 3, the second positioning structure 4 includes a circular arc-shaped third positioning groove 41 disposed on the top surface of the base 2, the third positioning groove 41 is coaxial with the second positioning groove 32, a positioning block 42 is disposed on one side of the third positioning groove 41 corresponding to the shaped groove 13 of the straight tube 12, and a second avoiding groove 22 is disposed on one end of the top surface of the base 2, which is far away from the second positioning groove 32, of the third positioning groove 41.
In this embodiment, the third positioning groove 41 and the second positioning groove 32 are on the same straight line, the worker holds the reducing section 14 of the straight pipe 12 to place the straight pipe 12 above the third positioning groove 41, then rotates the straight pipe 12 to enable the groove 13 on one side of the straight pipe to be embedded into the third positioning groove 41 against the positioning block 42, so that the angular positioning of the straight pipe 12 is realized, the installation is convenient, and the positioning is accurate. The second relief groove 22 is located below the variable diameter section 14 to facilitate placement of the straight tube 12.
In a preferred embodiment, the second detent 32 has an arc of 150-170 degrees. After the positioning of the bent pipe 11 and the straight pipe 12 is completed, the exposed part of the welding seam is welded firstly, the radian of the first welding exceeds 180 degrees, and meanwhile, the preliminary fixing of the bent pipe 11 and the straight pipe 12 is realized. The nozzle 1 is then removed and rotated 180 degrees and then reinserted into the second detent 32 and the third detent 41, and the welding of the remainder of the weld is completed.
In a preferred embodiment, as shown in fig. 2 and 3, the positioning assembly 5 includes a positioning plate 51 fixedly disposed on one side of the base 2, a positioning hole 52 is formed on the axis of the positioning plate 51 located in the third positioning groove 41, a positioning post 53 is slidably disposed in the positioning hole 52, a positioning groove 54 in clearance fit with the reducing section 14 of the straight pipe 12 is disposed at one end of the positioning post 53 near the base 2, and a positioning end cap 55 is disposed at the other end.
In this embodiment, after the straight pipe 11 is positioned in the angular direction by the second positioning structure 4, the positioning column 53 is inserted into the positioning hole 52, and the positioning column 53 is moved to enable the reducing section 14 to be embedded into the positioning groove 54, and when the positioning end cap 55 abuts against the positioning plate 51, positioning of the axial position of the straight pipe 12 is completed, and the positioning is convenient and accurate.
In a preferred embodiment, as shown in fig. 2 and 3, the positioning plate 51 is fixedly connected with the base 2 through the connecting component 6; the connection assembly 6 includes a locating pin 61 and a bolt 62; the positioning plate 51 and the base 2 are positioned by two positioning pins 61 and are fixedly connected by two bolts 62.
In this embodiment, the positioning plate 51 and the base 2 are machined and formed respectively, so that the machining difficulty is reduced. And the positioning and fixing are realized through the connecting component 6, the fixing is stable, the positioning is accurate, and the positioning accuracy of the positioning component 5 is ensured.
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 above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
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 above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (6)
1. Nozzle welding positioning frock, its characterized in that includes:
A base (2);
The first positioning structure (3) is arranged on the top surface of the base (2) and is used for positioning the bent pipe (11) of the nozzle (1);
The second positioning structure (4) is arranged on the top surface of the base (2) and is used for positioning the angle direction of the straight pipe (12) of the nozzle (1);
The positioning component (5) is fixedly arranged on one side of the base (2) and used for positioning the axial position of the straight pipe (12) of the nozzle (1).
2. The nozzle welding positioning tool according to claim 1, wherein the first positioning structure (3) comprises a first positioning groove (31) and a second positioning groove (32) which are arranged on the circular arc shape of the top surface of the base (2); the top surface of base (2) is provided with first groove (21) of dodging, first constant head tank (31) and second constant head tank (32) all communicate to first groove (21) of dodging, the axis of first constant head tank (31) is 90 degrees with the axis of second constant head tank (32).
3. The nozzle welding positioning tool according to claim 2, wherein the second positioning structure (4) comprises a circular arc-shaped third positioning groove (41) arranged on the top surface of the base (2), the third positioning groove (41) is coaxial with the second positioning groove (32), a positioning block (42) is arranged on one side in the third positioning groove (41) corresponding to the profile groove (13) of the straight pipe (12), and a second avoiding groove (22) is arranged at one end, far away from the second positioning groove (32), of the third positioning groove (41) on the top surface of the base (2).
4. A nozzle welding positioning fixture according to claim 3, wherein the radian of the second positioning groove (32) is 150-170 degrees.
5. A nozzle welding positioning tool according to claim 3, wherein the positioning assembly (5) comprises a positioning plate (51) fixedly arranged on one side of the base (2), a positioning hole (52) is formed in the axis of the third positioning groove (41) by the positioning plate (51), a positioning column (53) is slidably penetrated in the positioning hole (52), one end, close to the base (2), of the positioning column (53) is provided with a positioning groove (54) in clearance fit with the reducing section (14) of the straight pipe (12), and the other end is provided with a positioning end cap (55).
6. The nozzle welding positioning tool according to claim 5, wherein the positioning plate (51) is fixedly connected with the base (2) in a positioning way through a connecting component (6); the connecting assembly (6) comprises a locating pin (61) and a bolt (62); the positioning plate (51) is positioned with the base (2) through two positioning pins (61) and is fixedly connected through two bolts (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415364.3U CN220838634U (en) | 2023-09-06 | 2023-09-06 | Nozzle welding positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415364.3U CN220838634U (en) | 2023-09-06 | 2023-09-06 | Nozzle welding positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220838634U true CN220838634U (en) | 2024-04-26 |
Family
ID=90745373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322415364.3U Active CN220838634U (en) | 2023-09-06 | 2023-09-06 | Nozzle welding positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220838634U (en) |
-
2023
- 2023-09-06 CN CN202322415364.3U patent/CN220838634U/en active Active
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