CN106500563B - Measuring tool and method for detecting spray direction of spray rod of fuel header pipe - Google Patents
Measuring tool and method for detecting spray direction of spray rod of fuel header pipe Download PDFInfo
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- CN106500563B CN106500563B CN201611213467.XA CN201611213467A CN106500563B CN 106500563 B CN106500563 B CN 106500563B CN 201611213467 A CN201611213467 A CN 201611213467A CN 106500563 B CN106500563 B CN 106500563B
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- positioning plate
- measuring positioning
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- bracket
- spray rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
Abstract
The invention discloses a measuring tool and a detecting method for detecting the injection direction of a spray rod of a fuel header pipe. The method comprises the following steps: firstly, respectively installing a left measurement positioning plate and a right measurement positioning plate on a bracket, and installing an angle block below the bracket; secondly, mounting the header pipe on the left measuring positioning plate and the right measuring positioning plate, and respectively clamping two ends of the header pipe in notches of the left measuring positioning plate and the right measuring positioning plate for positioning; and finally, detecting the oil flow directions of the inner spray rod and the outer spray rod through detection holes in the left measuring positioning plate and the right measuring positioning plate. The invention has small volume and simple manufacture, and the detection efficiency is greatly improved by checking one group of inner and outer spray rods each time.
Description
Technical Field
The invention belongs to the technical field of tests and tests, and particularly relates to a measuring tool and a detecting method for detecting the injection direction of a spray rod of a fuel main pipe.
Background
The aircraft engine fuel main pipe mainly comprises a main pipe, inner spray rods and outer spray rods, wherein the inner spray rods and the outer spray rods are uniformly distributed in a radial shape and are welded with the main pipe into a whole. When the oil flow direction sprayed by the oil spray holes on the two sides of the inner spray rod and the outer spray rod is detected, the traditional detection method is to adopt a fixture positioning main pipe, place a detection plate at the position to be detected of each spray rod, and detect whether the oil flow direction is qualified or not through the detection holes on the detection plate; the clamp required by the detection method has large volume and complex structure, and not only increases the manufacturing difficulty; and the detection boards are large in number, complex in operation and low in detection efficiency.
Disclosure of Invention
The invention provides a measuring tool and a detecting method for detecting the spray direction of a spray rod of a fuel main pipe, aiming at the defects of large volume, complex structure and low detection efficiency of the existing clamp.
The invention is realized by the following technical scheme.
The utility model provides a detect survey utensil of fuel main spray lance injection direction, includes the support and installs and measure the locating plate on the left side at support both ends with the right side, the angle piece is installed to the support below, all be provided with the notch on measuring the locating plate on a left side and measuring the locating plate on the right side, be provided with a plurality of inspection holes on measuring the locating plate on a left side and measuring the locating plate on the right side respectively.
And the left measuring positioning plate and the right measuring positioning plate are arranged on the bracket in parallel.
The centers of the grooves on the left measuring positioning plate and the right measuring positioning plate are overlapped.
The angle block is positioned below the bracket and is arranged in parallel with the bracket.
The left measuring positioning plate and the right measuring positioning plate are welded or movably arranged on the bracket.
A method for detecting the spray direction of a spray rod of a fuel main pipe by adopting the measuring tool comprises the following steps:
(1) installing a measuring tool: respectively installing a left measuring positioning plate and a right measuring positioning plate with grooves and detection holes on a bracket, and installing an angle block below the bracket;
(2) installing a main pipe: installing a main pipe fixedly welded with an outer spray rod and an inner spray rod 7 on a left measuring positioning plate and a right measuring positioning plate, and respectively clamping two ends of the main pipe in notches on the left measuring positioning plate and the right measuring positioning plate for positioning;
(3) and (3) detection: after the step (1) and the step (2) are completed, the angular blocks are arranged on the inner spray rod, and the oil flow directions of the inner spray rod and the outer spray rod are detected through detection holes in the left measurement positioning plate and the right measurement positioning plate.
The invention has the beneficial effects that:
compared with the prior art, the spray direction of the fuel header pipe spray rod can be detected only by two positioning detection plates, the spray direction detection device is small in size and simple to manufacture, a group of inner spray rods and outer spray rods are checked each time, the detection efficiency is greatly improved, the detection cost is reduced, and the spray direction detection device can be widely popularized and applied in the technical field of tests and tests.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view from A-A of FIG. 1;
fig. 3 is a view from B-B of fig. 1.
In the figure: 1-left measuring positioning plate, 2-bracket, 3-angular block, 4-right measuring positioning plate, 5-header pipe, 6-outer spray rod, 7-inner spray rod, 11-notch and 12-detection hole.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 3, the measuring tool for detecting the injection direction of the spray rod of the fuel main pipe comprises a bracket 2, and a left measuring positioning plate 1 and a right measuring positioning plate 4 which are arranged at two ends of the bracket 2, wherein an angle block 3 is arranged below the bracket 2, notches 11 are arranged on the left measuring positioning plate 1 and the right measuring positioning plate 4, and a plurality of detection holes 12 are respectively arranged on the left measuring positioning plate 1 and the right measuring positioning plate 4. By adopting the technical scheme, the main pipe 5 is positioned by the notches 11 arranged on the left measuring positioning plate 1 and the right measuring positioning plate 4, so that the main pipe 5 fixedly welded with the outer spray rod 6 and the inner spray rod 7 is stably lapped on the left measuring positioning plate 1 and the right measuring positioning plate 4; by placing the angle blocks 3 on the inner spray bar 7, the direction of oil flow can be detected through the detection holes 12 on the left and right gauge plates 1 and 4. The positions and the number of the detection holes are determined according to specific parts. This technical scheme is small, the structure is high, and detection efficiency is high.
And the left measuring positioning plate 1 and the right measuring positioning plate 4 are arranged on the bracket 2 in parallel. Thereby ensuring the mounting accuracy of the header pipe 5 to improve the detection accuracy.
The centers of the grooves 11 on the left measuring positioning plate 1 and the right measuring positioning plate 4 are overlapped to ensure that the header pipes 5 are positioned on the same horizontal plane after being installed, so that the oil flow direction can be better detected; the angle block 3 is positioned below the bracket 2, is arranged in parallel with the bracket 2 and is used for adjusting the angle of the bracket.
The left measuring positioning plate 1 and the right measuring positioning plate 4 are welded or movably arranged on the bracket 2.
A method for detecting the spray direction of a spray rod of a fuel main pipe by adopting the measuring tool comprises the following steps:
(1) installing a measuring tool: respectively installing a left measuring and positioning plate 1 and a right measuring and positioning plate 4 with grooves 11 and detection holes 12 processed on a bracket 2, and installing an angle block 3 below the bracket 2;
(2) installing a main pipe: installing a main pipe 5 fixedly welded with an outer spray rod 6 and an inner spray rod 7 on a left measuring positioning plate 1 and a right measuring positioning plate 4, and respectively clamping two ends of the main pipe 5 in notches 11 on the left measuring positioning plate 1 and the right measuring positioning plate 4 for positioning;
(3) and (3) detection: after the steps (1) and (2) are finished, the angular blocks 3 are lapped on the inner spray rod, and the oil flow directions of the inner spray rod 7 and the outer spray rod 6 are detected through the detection holes 12 on the left measuring positioning plate 1 and the right measuring positioning plate 4.
Claims (2)
1. The utility model provides a detect survey utensil of fuel main spray lance injection direction which characterized in that: the device comprises a support (2), and a left measuring positioning plate (1) and a right measuring positioning plate (4) which are arranged at two ends of the support (2), wherein an angular block (3) is arranged below the support (2), notches (11) are respectively arranged on the left measuring positioning plate (1) and the right measuring positioning plate (4), and a plurality of detection holes (12) are respectively arranged on the left measuring positioning plate (1) and the right measuring positioning plate (4);
the left measuring positioning plate (1) and the right measuring positioning plate (4) are arranged on the bracket (2) in parallel;
the centers of the notches (11) on the left measuring positioning plate (1) and the right measuring positioning plate (4) are superposed;
the angular block (3) is positioned below the bracket (2) and is arranged in parallel with the bracket (2);
the method for detecting the spray direction of the spray rod of the fuel main pipe by adopting the measuring tool comprises the following steps:
(1) installing a measuring tool: respectively installing a left measuring positioning plate (1) and a right measuring positioning plate (4) with processed notches (11) and detection holes (12) on a bracket (2), and installing an angular block (3) below the bracket (2);
(2) installing a main pipe: mounting a main pipe (5) fixedly welded with an outer spray rod (6) and an inner spray rod (7) on a left measuring positioning plate (1) and a right measuring positioning plate (4), and respectively clamping two ends of the main pipe (5) in notches (11) on the left measuring positioning plate (1) and the right measuring positioning plate (4) for positioning;
(3) and (3) detection: after the steps (1) and (2) are finished, the angular blocks (3) are lapped on the inner spray rod, and the oil flow directions of the inner spray rod (7) and the outer spray rod (6) are detected through the detection holes (12) in the left measurement positioning plate (1) and the right measurement positioning plate (4).
2. A measuring tool for detecting the direction of spray from the fuel manifold boom as claimed in claim 1 wherein: the left measuring positioning plate (1) and the right measuring positioning plate (4) are welded or movably mounted on the bracket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611213467.XA CN106500563B (en) | 2016-12-23 | 2016-12-23 | Measuring tool and method for detecting spray direction of spray rod of fuel header pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611213467.XA CN106500563B (en) | 2016-12-23 | 2016-12-23 | Measuring tool and method for detecting spray direction of spray rod of fuel header pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106500563A CN106500563A (en) | 2017-03-15 |
| CN106500563B true CN106500563B (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201611213467.XA Active CN106500563B (en) | 2016-12-23 | 2016-12-23 | Measuring tool and method for detecting spray direction of spray rod of fuel header pipe |
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| CN (1) | CN106500563B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202274980U (en) * | 2011-08-23 | 2012-06-13 | 沈阳黎明航空发动机(集团)有限责任公司 | High-efficiency clamping device for flow tests in spray rods |
| CN102922156B (en) * | 2012-10-31 | 2015-07-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Welding method for main fuel tube of engine |
| CN203024962U (en) * | 2012-12-19 | 2013-06-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Comprehensive detection measure gauge for stress application header pipe jet flow direction test |
| CN203024963U (en) * | 2012-12-20 | 2013-06-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Universal measurement tool for spray rod jetting direction |
| CN203116655U (en) * | 2013-03-25 | 2013-08-07 | 上海众源燃油分配器制造有限公司 | Tool for detecting hole sites of high-pressure fuel distribution pipe support plate |
| CN104165771B (en) * | 2014-07-24 | 2017-03-15 | 贵州黎阳航空动力有限公司 | A kind of engine fuel house steward injection direction test device and its method of testing |
| CN206353010U (en) * | 2016-12-23 | 2017-07-25 | 贵州黎阳航空动力有限公司 | A kind of measuring tool for detecting fuel manifold spray boom injection direction |
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2016
- 2016-12-23 CN CN201611213467.XA patent/CN106500563B/en active Active
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| CN106500563A (en) | 2017-03-15 |
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Address after: 550014 No. 1111 Liyang Road, Baiyun District, Guiyang City, Guizhou Province Applicant after: Chinese Hangfa Guizhou Liyang aero Power Co. Ltd. Address before: 561102 Baiyun Town, Pingba County, Anshun City, Guizhou Province Applicant before: Guizhou Liyang Aerospace Power Co., Ltd. |
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