CN213858162U - Elbow drilling and inspection tool - Google Patents
Elbow drilling and inspection tool Download PDFInfo
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- CN213858162U CN213858162U CN202022728267.6U CN202022728267U CN213858162U CN 213858162 U CN213858162 U CN 213858162U CN 202022728267 U CN202022728267 U CN 202022728267U CN 213858162 U CN213858162 U CN 213858162U
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Abstract
The utility model discloses a return bend drilling and inspection frock, including fan-shaped body and the recess that sets up along the circular arc of fan-shaped body, follow the outside of recess is provided with a plurality of fixture blocks, form the draw-in groove between the fixture block, the draw-in groove makes the return bend of treating processing realize once only fixing a position the clamping, guarantees the mesoporous position of processing part and angle, can carry out the compliance inspection to the processing part fast simultaneously.
Description
Technical Field
The utility model belongs to fuel nozzle assembly precision finishing field, concretely relates to return bend drilling and inspection frock.
Background
The oil pipe is an indispensable part of the composition engine, the oil pipe shape on the market is many at present, the angle of oil pipe bend and the position distribution of hole are also more and more complicated, have brought very big degree of difficulty for processing. In order to meet the overall structure of the fuel nozzle, the technical requirements of the angle and the position of a hole in a machined part need to be guaranteed, and meanwhile, the problem that the part is convenient to inspect during sample inspection needs to be solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a return bend drilling and inspection frock.
The utility model aims at solving through the following technical scheme:
the elbow drilling and inspection tool comprises a fan-shaped body and a groove arranged along the arc of the fan-shaped body, wherein a plurality of clamping blocks are arranged on the outer side of the groove, clamping grooves are formed among the clamping blocks, and the clamping grooves are uniformly distributed along the arc surface.
Furthermore, the fixture block and the fan-shaped body are provided with through holes.
Furthermore, the through holes are provided with internal threads which are respectively arranged on two sides of the groove and are arranged alternately.
Furthermore, pressing blocks are further arranged on the fan-shaped body and the clamping blocks and are fixed through the through holes.
Further, the aperture of the through hole is 5 mm.
Furthermore, the clamping block positioned at the center of the arc comprises a first central clamping block and a second central clamping block, and the first central clamping block and the second central clamping block are separated by a central clamping groove.
Furthermore, the clamping block is a block, the central clamping groove is 75mm, and the rest clamping grooves are 50 mm.
Furthermore, a positioning block is arranged on the symmetry axis of the fan-shaped body and is positioned at the bottom of the fan-shaped body.
Furthermore, two ends of the groove 2 are provided with chucks.
Further, the groove width of the groove is 8 mm.
Compared with the prior art, the utility model discloses following beneficial effect has:
the bent pipe is clamped in a limiting mode through the clamping blocks and the grooves, clamping times are reduced, debugging efficiency is improved, and time and cost are saved.
The adoption of the pressing block and nut positioning and clamping mode can greatly improve the clamping and positioning precision, prevent cone angle measurement errors in the debugging process and ensure the technical requirements on the angle and position of the hole in the machined part.
The machined bent pipe can be clamped through limiting once again, and whether the angle and the position of the hole in the part are in compliance or not can be rapidly checked.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a bent pipe to be processed.
Wherein: 1. a sector-shaped body; 2. a groove; 3. a clamping block; 4. a through hole; 5. positioning blocks; 6. a card slot; 7. a first center fixture block; 8. a second center fixture block; 9. a central slot.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.
In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that a designated mechanism or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.
As shown in fig. 1, the elbow drilling and inspection tool comprises a fan-shaped body 1 and a groove 2 arranged along the arc of the fan-shaped body 1, wherein a plurality of clamping blocks 3 are arranged on the outer side of the groove 2, a plurality of clamping grooves 6 are formed at intervals among the clamping blocks 3, and the clamping grooves 6 are uniformly distributed along the arc.
Through holes 4 are formed in the fixture block 3 and the fan-shaped body 1, the through holes 4 are respectively formed in two sides of the groove 2, the adjacent through holes 4 are arranged at intervals, and the hole diameter is 5 mm. And a plurality of pressing blocks are further arranged on the fan-shaped body 1 and the clamping blocks 3 and are fixed on the through holes 4 through bolts.
The fixture block 3 positioned at the center of the circular arc comprises a first central fixture block 7 and a second central fixture block 8, the interval between the first central fixture block 7 and the second central fixture block 8 is a central clamping groove 9, the central clamping groove 9 is set to be 75mm, and other clamping grooves 6 are all 50 mm.
Be equipped with locating piece 5 on the symmetry axis of fan-shaped body 1, locating piece 5 is located the bottom of fan-shaped body 1, the frock location alignment of being convenient for.
As shown in FIG. 2, the pipe diameter of the elbow pipe to be processed in this embodiment is 8mm, and the radian is
It is necessary to machine 10 phi 3 holes and one phi 6 center hole in the elbow surface (at the elbow dashed line).
The bent pipe to be processed is arranged in the groove 2, so that two ends of the bent pipe are flush with two end faces of the groove 2, and the end part of the longer bent pipe can be fixed through the clamping head. And (4) fixing the pressing block on the through hole 4 through an M5 bolt, and further locking the bent pipe.
The center position of the tool is accurately found through the positioning block 5, so that the tool is convenient to fix on a machine tool for drilling.
The finished elbow can be clamped by using the tool, each drilling hole is positioned at one time, and the angle and the position of the hole are verified.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (10)
1. The utility model provides an return bend drilling and inspection frock, its characterized in that includes fan-shaped body (1) and along recess (2) of the circular arc setting of fan-shaped body (1), follows the outside of recess (2) is provided with a plurality of fixture blocks (3), form draw-in groove (6) between fixture block (3), cambered surface equipartition is followed in draw-in groove (6).
2. The elbow drilling and inspection tool according to claim 1, wherein the fixture block (3) and the fan-shaped body (1) are provided with through holes (4).
3. The elbow drilling and inspection tool according to claim 2, wherein the through holes (4) are provided with internal threads respectively arranged on both sides of the groove (2) at intervals.
4. The elbow drilling and inspection tool according to claim 2, wherein press blocks are further mounted on the fan-shaped body (1) and the fixture blocks (3), and the press blocks are fixed through the through holes (4).
5. The elbow drilling and inspection tool according to claim 2, wherein the aperture of the through hole (4) is 5 mm.
6. The elbow drilling and inspection tool according to claim 1, wherein the fixture block (3) located at the center of the arc comprises a first central fixture block (7) and a second central fixture block (8), and the first central fixture block (7) and the second central fixture block (8) are separated by a central clamping groove (9).
7. The elbow drilling and inspection tool according to claim 6, wherein the clamping blocks are 12, the central clamping groove (9) is 75mm, and the rest clamping grooves (6) are 50 mm.
8. The elbow drilling and inspection tool according to claim 1, wherein a positioning block (5) is arranged on a symmetry axis of the fan-shaped body (1), and the positioning block (5) is located at the bottom of the fan-shaped body (1).
9. The elbow drilling and inspection tool according to claim 1, characterized in that the two ends of the groove (2) are further provided with chucks.
10. The elbow drilling and inspection tool according to claim 1, characterized in that the groove width of the groove (2) is 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022728267.6U CN213858162U (en) | 2020-11-23 | 2020-11-23 | Elbow drilling and inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022728267.6U CN213858162U (en) | 2020-11-23 | 2020-11-23 | Elbow drilling and inspection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213858162U true CN213858162U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022728267.6U Active CN213858162U (en) | 2020-11-23 | 2020-11-23 | Elbow drilling and inspection tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN213858162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664278A (en) * | 2021-08-26 | 2021-11-19 | 中国航发沈阳黎明航空发动机有限责任公司 | Efficient batch sizing end cutting auxiliary device for aircraft engine elbow parts |
-
2020
- 2020-11-23 CN CN202022728267.6U patent/CN213858162U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664278A (en) * | 2021-08-26 | 2021-11-19 | 中国航发沈阳黎明航空发动机有限责任公司 | Efficient batch sizing end cutting auxiliary device for aircraft engine elbow parts |
| CN113664278B (en) * | 2021-08-26 | 2024-01-16 | 中国航发沈阳黎明航空发动机有限责任公司 | High-efficient batch sizing of aeroengine return bend part cuts end auxiliary device |
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