CN102562663A - Air compressor case blade installation angle detection method and tool - Google Patents
Air compressor case blade installation angle detection method and tool Download PDFInfo
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- CN102562663A CN102562663A CN2010106134124A CN201010613412A CN102562663A CN 102562663 A CN102562663 A CN 102562663A CN 2010106134124 A CN2010106134124 A CN 2010106134124A CN 201010613412 A CN201010613412 A CN 201010613412A CN 102562663 A CN102562663 A CN 102562663A
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Abstract
The invention relates to an air compressor case blade installation angle detection method and tool. The detection method comprises the following steps of: (1) placing the special tool on the upper end face of the detection case as axial positioning, and attaching the end faces of a positioning pin I and a positioning pin II to the end face of the case to complete radial positioning; (2) determining the radial distance of a blade via a ruler I, determining the axial distance via a sheet bar II, adjusting a measuring rod to be tightly attached to the air intake and exhaust edge of the blade, and measuring the included angle of the blade section relative to the central axis of the case; and (3) lifting the measuring rod and rotating a clamp seat to detect the next blade. The invention especially provides an air compressor case blade installation angle detection method and tool, which solves the bottleneck problem about the measurement of the blade installation angle in troubleshooting work, fills the vacancy of the measurement and ensures the real-time accurate storage of the installation angle during the blade installation process. Moreover, the detection method has high measurement accuracy, high efficiency and convenient for use.
Description
Technical field
The present invention relates to the measurement design of blade installation angle, a kind of compressor casing blade installation angle detecting method and instrument are provided especially.
Background technique
In the troubleshooting process, find that the blade installation angle in the casing has irregular variation, the setting angle of blade in casing is very great to the engine performance influence, confirms that the setting angle variation of blade is very important; Blade in the past when mounted; The setting angle to each blade does not detect one by one; Just after whole blade installation at the setting angle of a certain grade blade of casing external detection, this detection mode efficient is low, validity is low, uses also inconvenience very.
Summary of the invention
The present invention provides a kind of compressor casing blade installation angle detecting method and instrument especially; Solved the bottleneck problem of measuring about the blade installation angle in the troubleshooting work; Remedied the vacancy of this measurement; Guaranteed the accurately storage in real time of setting angle in the blade installation process, and the measuring accuracy of this detecting method is high, efficient is high, easy to use.
Compressor casing blade installation angle detecting method according to the invention and instrument; Wherein, Blade places in the casing, on the vanes fixed casing, the surface of blade is parallel to the casing central axis and is installed on the casing, and n layer blade can be installed in the casing; Wherein last layer is 0 grade in the casing, down is followed successively by 1 grade, 2 grades, 3 grades etc.
Compressor casing blade installation angle detecting method according to the invention and instrument, wherein, the predefined value of said radial distance be according to the upper-end surface cylindrical of casing and central shaft to the distance value of establishing, the casing of different size has the different preset value.
Compressor casing blade installation angle detecting method according to the invention and instrument, wherein, an end of blade is installed on the casing, the other end is installed in the casing and encircles on (29), and the surface of blade is parallel to the cener line of casing.
The step of compressor casing blade installation angle detecting method according to the invention is:
(1), special tool is placed on detects the casing upper-end surface, the completion of fitting of the end face of radial location through locating stud I (1), locating stud II (2) and the end face inwall (30) of casing as axially locating; Locating stud I (1) is two fixing pins; Locating stud II (2) is two rotating pins; Such structure can guarantee to rotate when instrument is located centering on casing; Guarantee the measuring tool radial location through the end face of locating stud I (1), locating stud II (2) and the end face applying of casing during the location; In order to guarantee locating stud I (1), locating stud II (2) applying casing end face, instrument drives locating stud II (2) rotation centering with screw mandrel (8) through jig (9), housing (10), and housing (10) is provided with two nuts and finely tunes and lock; Make table positioning means (23) and be connected the last and locking of bent plate (18); Bent plate (18) is connected with holder (6); Holder (6) is connected with bearing (14); Drive the table of beating on the table positioning means (23) (230) through bearing (14) rotation and beat the cylindrical of casing and beat, confirm the measuring center of measuring tool with this.
Said special tool mainly is made up of locating stud I (1), locating stud II (2), chi plate I (3), measuring rod (5), support (11), bearing (12), plate II (17); Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); The axial step end face of locating stud I (1) and support (11) are positioned at same plane, place the casing upper-end surface, and plate II (17) is connected with measuring rod (5), and chi plate I (3) is fixedly connected on above the chi plate II (4);
(2), the radial distance of blade is confirmed, is axially confirmed by plate plate II (17) by chi plate I (3); The elder generation radial regulation chi plate I (3), make the extrusion of chi plate I (3) reach predefined value; Again axial adjustment plate II (17), make plate II (17) contact blade, locking then; Regulate measuring rod (5) at last and be close on the blade intake and exhaust limit, measure the angle of blade profile with respect to the casing central axis; Slip chi plate II (4) thus driving chi plate I (1) slides, lock when the distance that moves when chi plate I (3) reaches predefined value; Swivel nut a (24) then, (17 move axially, and swivel nut a (24) locking plate II (17) no longer move axially, lock plate II (17) with limiting stopper (28) and make it be close to vanes fixed during the contact blade to make the plate II; Last swivel nut (15) makes measuring rod (5) rotate along axle (27); Be close on the blade intake and exhaust limit; Measuring rod (5) is connected with pointer (19); Drive pointer (19) when measuring rod (5) rotates and rotate, the scale value that pointer (19) is gone up indication at dial (7) is the angle value of blade profile and casing central axis;
(3) upwards carry measuring rod (15) and rotate holder (6) simultaneously, detect the next stage blade.
Compressor casing blade installation angle measurer according to the invention; Wherein, Said special tool mainly is made up of locating stud I (1), locating stud II (2), chi plate I (3), chi plate II (4), measuring rod (5), holder (6), dial (7), screw mandrel (8), jig (9), housing (10), support (11), bearing (12), guide rod (13), bearing (14), plate I (16), plate II (17), bent plate (18), pointer (19); Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); Be connected with housing (10) through screw mandrel (8) with guide rod (13) connection, jig (9) between bearing (12) and the jig (9), housing (10) is provided with annulus (25), and chi plate II (4) places on the annulus (25); The axial step end face of locating stud I (1) and support (11) are positioned at same plane, place the casing upper-end surface; Housing (10) is provided with bearing (14), bearing (14) is provided with holder (6), and holder (6) is provided with plate II (17), bent plate (18), and plate II (17) places bent plate (18) to go up, plate II (17) one ends are connected with chi plate II (4), the other end is connected with measuring rod (5), lock with nut (15); Chi plate II (4) is connected with plate II (17), also locks with nut a (24); Pointer (19) one ends are connected with measuring rod (5), the other end places dial (7) slides in the top, and dial (7) is fixedly connected on plate II (17), and chi plate I (3) is fixedly connected on above the chi plate II (4); Swivel nut during measurement (15) makes measuring rod (5) contact blade.
Compressor casing blade installation angle measurer according to the invention, wherein, said jig (9), housing (10) are provided with the tangential and step up device.
Compressor casing blade installation angle measurer according to the invention, wherein, said chi plate I (3) is provided with adjustable reading chi, can adjust to technological requirement radial measurement distance not at the same level.
Compressor casing blade installation angle measurer according to the invention wherein, is provided with bearing (14) slewing gear and can guarantees instrument arbitrarily angle measurement and running clearance are little on the casing circumference on the housing (10).
Compressor casing blade installation angle measurer according to the invention; Wherein, Said chi plate II (4) clamps plate II (17), goes up and slide rotating holder (6) through bent plate (18), measuring rod (5) can accurately be reached on the set radial dimension position of technological requirement measure blade angle.
Compressor casing blade installation angle measurer according to the invention; Wherein, Said pointer (19) places an end of dial (7) top to be provided with clip (22), can fixing and locking pointer (19), and pointer (19) is fixed on the dial (7) is convenient to read survey data.
Compressor casing blade installation angle measurer according to the invention wherein, is connected with on the said bent plate (18) and makes table positioning means (23), makes table positioning means (23) through bearing (14) rotation drive and beat the cylindrical of casing and beat.
Compressor casing blade installation angle measurer according to the invention; Wherein, The said table mechanism (23) of beating is mainly by table (230), cramp frame (231), table folder (232), and table (230) is fixed on cramp frame (231) one ends with table folder (232), and locks with screw (233).
Compressor casing blade installation angle measurer according to the invention, wherein, said chi plate II (4) is provided with scale (26), places the both sides of chi plate I (3).
Description of drawings
Fig. 1 is compressor casing blade installation angle detecting method and instrument plan view;
Fig. 2 is compressor casing blade installation angle detecting method and instrument left view;
Fig. 3 is compressor casing blade installation angle detecting method and tool side view;
Fig. 4 is compressor casing blade installation angle detecting method and instrument plan view;
Fig. 5 is the plan view of compressor casing blade installation angle detecting method and tool side view;
Fig. 6 is the C-C view of compressor casing blade installation angle detecting method and instrument plan view;
Fig. 7 is for playing table positioning means schematic representation;
Fig. 8 is a compressor casing blade installation angle measurer location schematic representation.
Embodiment
The predefined value of the said radial distance of present embodiment is that 260mm, I grade blade are that 240mm, II grade blade are that 230mm, III grade blade are 226mm to 0 grade blade.
The progression of the said casing intra vane of present embodiment is 4 grades, and each grade blade has 100.
The step of the said compressor casing blade installation of present embodiment angle detecting method is:
(1), special tool is placed on will detects the casing upper-end surface as axially locating, radial location is through the cylndrical surface end face and the tangent applying completion of the end face inwall (30) of casing of locating stud I (1), locating stud II (2); Locating stud I (1) is two fixing pins; Locating stud II (2) is two rotating pins; Such structure can guarantee to rotate when instrument is located centering on casing; Pass through locating stud I (1), the cylndrical surface of locating stud II (2) and the tangent assurance measuring tool of the inwall radial location of casing during the location; For cylndrical surface and the tangent end face of applying casing inwall that guarantees locating stud I (1), locating stud II (2), instrument drives locating stud II (2) rotation centering with screw mandrel (8) through jig (9), housing (10), and housing (10) is provided with two nuts and finely tunes and lock; Make table positioning means (23) and be connected the last and locking of bent plate (18); Bent plate (18) is connected with holder (6); Holder (6) is connected with bearing (14); Drive the table of beating on the table positioning means (23) (230) through bearing (14) rotation and beat the cylindrical of casing and beat, confirm the measuring center of measuring tool with this.
Said special tool mainly by locating stud I (1), locating stud II (2), chi plate I (3), measuring rod (5), support (11), bearing (12), plate II (17), form; Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); Locating stud I (1) axial step end face and support (11) are positioned at same plane, place the casing upper-end surface, and plate II (17) is connected with measuring rod (5), and chi plate I (3) is fixedly connected on above the chi plate II (4);
(2), the radial distance of blade is confirmed, is axially confirmed by plate II (17) by chi plate I (3); The elder generation radial regulation chi plate I (3), make the extrusion of chi plate I (3) reach predefined value; Again axial adjustment plate plate II (17), make plate II (17) contact blade; Regulate measuring rod (5) at last and be close on the blade intake and exhaust limit, measure the angle of blade profile with respect to the casing central axis; Slip chi plate II (4) thus driving chi plate I (1) slides, lock when the distance that moves when chi plate I (3) reaches predefined value; Swivel nut a (24) moves radially plate II (17) then, swivel nut a (24) locking during the contact blade; Last swivel nut (15) makes measuring rod (5) be close on the blade intake and exhaust limit along axle (27) rotation; Measuring rod (5) is connected with pointer (19); Measuring rod (5) drives pointer (19) and rotates when rotating, the scale value that pointer (19) is gone up indication at dial (7) be blade on this cross section with the angle value of casing central axis;
(3) upwards carry measuring rod (15) and rotate holder (6) simultaneously, detect the next stage blade.
The said compressor casing blade installation of present embodiment angle measurer; Wherein, Said special tool mainly is made up of locating stud I (1), locating stud II (2), chi plate I (3), chi plate II (4), measuring rod (5), holder (6), dial (7), screw mandrel (8), jig (9), housing (10), support (11), bearing (12), guide rod (13), bearing (14), plate I (16), plate II (17), bent plate (18), pointer (19); Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); Be connected with housing (10) through screw mandrel (8) with guide rod (13) connection, jig (9) between bearing (12) and the jig (9), housing (10) is provided with annulus (25), and chi plate II (4) places on the annulus (25); Locating stud I (1) axial step end face and support (11) are positioned at same plane, place the casing upper-end surface; Housing (10) is provided with bearing (14), bearing (14) is provided with holder (6), and holder (6) is provided with plate II (17), bent plate (18), and plate II (17) places bent plate (18) to go up, plate II (17) one ends are connected with chi plate II (4), also lock with nut a (24); The other end is connected with measuring rod (5), locks with nut (15); Chi plate II (4) is connected with plate II (17), also locks with nut a (24); Above pointer (19) one ends are connected with measuring rod (5), the other end places dial (7); Dial (7) is fixedly connected on the plate II (17), and chi plate I (3) is fixedly connected on above the chi plate II (4).
The said compressor casing blade installation of present embodiment angle measurer, wherein, said jig (9), housing (10) are provided with the tangential and step up device.
The said compressor casing blade installation of present embodiment angle measurer, wherein, said chi plate I (3) is provided with adjustable reading chi, can adjust to technological requirement radial measurement distance not at the same level.
The said compressor casing blade installation of present embodiment angle measurer wherein, is provided with bearing (14) slewing gear and can guarantees instrument arbitrarily angle measurement and running clearance are little on the casing circumference on the housing (10).
The said compressor casing blade installation of present embodiment angle measurer; Wherein, Said chi plate II (4) clamps plate II (17), goes up and slide rotating holder (6) through bent plate (18), measuring rod can accurately be reached on the set radial dimension position of technological requirement measure blade angle.
The said compressor casing blade installation of present embodiment angle measurer; Wherein, said pointer (19) places an end of dial (7) top to be provided with clip (22), can fixing and locking pointer (19); Make pointer (19) be fixed on dial (7) top, be convenient to read survey data.
The said compressor casing blade installation of present embodiment angle measurer wherein, is connected with on the said bent plate (18) and makes table positioning means (23), makes table positioning means (23) through bearing (14) rotation drive and beat the cylindrical of casing and beat.
The said compressor casing blade installation of present embodiment angle measurer; Wherein, The said table mechanism (23) of beating is mainly by table (230), cramp frame (231), table folder (232), and table (230) is fixed on cramp frame (231) one ends with table folder (232), and locks with screw (233).
The said compressor casing blade installation of present embodiment angle measurer, wherein, said chi plate II (4) is provided with scale (26), places the both sides of chi plate I (3).
Claims (9)
1. compressor casing blade installation angle detecting method, it is characterized in that: the step of said detecting method is:
(1), special tool is placed on detects the casing upper-end surface, the completion of fitting of the end face of radial location through locating stud I (1), locating stud II (2) and the end face inwall (30) of casing as axially locating;
Said special tool mainly is made up of locating stud I (1), locating stud II (2), chi plate I (3), measuring rod (5), support (11), bearing (12), plate II (17); Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); The axial step end face of locating stud I (1) and support (11) are positioned at same plane, place the casing upper-end surface, and plate II (17) is connected with measuring rod (5), and chi plate I (3) is fixedly connected on above the chi plate II (4);
(2), the radial distance of blade by chi plate I (3) confirm, axially by plate II (17), confirm; The elder generation radial regulation chi plate I (3), make the extrusion of chi plate I (3) reach predefined value; Again axial adjustment plate II (17), make the plate II (17 the contact blades, then locking; Regulate measuring rod (5) at last it is close on the blade intake and exhaust limit, measure the angle of blade profile with respect to the casing central axis;
(3) upwards carry measuring rod (15) and rotate holder (6) simultaneously, detect the next stage blade.
2. the said compressor casing blade installation of claim 1 angle measurer; It is characterized in that: said special tool mainly is made up of locating stud I (1), locating stud II (2), chi plate I (3), chi plate II (4), measuring rod (5), holder (6), dial (7), screw mandrel (8), jig (9), housing (10), support (11), bearing (12), guide rod (13), bearing (14), plate I (16), plate II (17), bent plate (18), pointer (19); Wherein, Bearing (12) is provided with locating stud I (1); Support (11) is provided with locating stud II (2); Be connected with housing (10) through screw mandrel (8) with guide rod (13) connection, jig (9) between bearing (12) and the jig (9); Housing (10) is provided with annulus (25); Chi plate II (4) places on the annulus (25), and the axial step end face of locating stud I (1) and support (11) are positioned at same plane, place the casing upper-end surface, and housing (10) is provided with bearing (14), bearing (14) is provided with holder (6); Holder (6) is provided with plate II (17), bent plate (18); Plate II (17) places that bent plate (18) is gone up, plate II (17) through bent plate (18) be connected with chi plate II (4), the other end is connected with measuring rod (5), chi plate II (4) is connected with plate II (17), above pointer (19) one ends and measuring rod (5) be coaxial to be connected, the other end is placed at dial (7); Dial (7) is fixedly connected on plate II (17), plate II (17), and chi plate I (3) is fixedly connected on above the chi plate II (4).
3. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: said jig (9), housing (10) are provided with the tangential and step up device.
4. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: said chi plate I (3) is provided with adjustable reading chi.
5. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: said chi plate II (4) clamps plate II (17), is rotating upward slip of holder (6) through bent plate (18).
6. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: said pointer (19) places an end of dial (7) top to be provided with clip (22).
7. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: be connected with on the said bent plate (18) and make table positioning means (23), make table positioning means (23) through bearing (14) rotation drive and beat the cylindrical of casing and beat.
8. according to the said compressor casing blade installation of claim 7 angle measurer; It is characterized in that: the said table mechanism (23) of beating is mainly by table (230), cramp frame (231), table folder (232); Table (230) is fixed on cramp frame (231) one ends with table folder (232), and locks with screw (233).
9. according to the said compressor casing blade installation of claim 2 angle measurer, it is characterized in that: said chi plate II (4) is provided with scale (26), places the both sides of chi plate I (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010613412 CN102562663B (en) | 2010-12-30 | 2010-12-30 | Air compressor case blade installation angle detection method and tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010613412 CN102562663B (en) | 2010-12-30 | 2010-12-30 | Air compressor case blade installation angle detection method and tool |
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| Publication Number | Publication Date |
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| CN102562663A true CN102562663A (en) | 2012-07-11 |
| CN102562663B CN102562663B (en) | 2013-10-23 |
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| CN103624493A (en) * | 2013-11-26 | 2014-03-12 | 中国南方航空工业(集团)有限公司 | Method for machining half-and-half casings of gas compressor of aero-engine |
| CN103982379A (en) * | 2014-05-29 | 2014-08-13 | 国电联合动力技术有限公司 | Fan blade zero degree installation angle calibration method |
| CN104713455A (en) * | 2013-12-11 | 2015-06-17 | 惠阳航空螺旋桨有限责任公司 | Blade installation angle detection tool |
| CN109211068A (en) * | 2018-09-12 | 2019-01-15 | 中国航发湖南动力机械研究所 | Angle measurement unit |
| CN109780976A (en) * | 2017-11-14 | 2019-05-21 | 中国航空工业集团公司北京航空精密机械研究所 | The intelligent detection device and detection method of Profile For Compressor Stator guide vane established angle |
| CN110514168A (en) * | 2019-08-28 | 2019-11-29 | 三一重能有限公司 | Measurement method, device, storage medium and the electronic equipment of blade angle |
| CN110514169A (en) * | 2019-08-29 | 2019-11-29 | 三一重能有限公司 | Inspection method, device, storage medium and the electronic equipment of fan blade established angle |
| CN110524234A (en) * | 2019-07-31 | 2019-12-03 | 中国航发南方工业有限公司 | Adjust the tooling of guide vane angle, the method that detection compressor guide vane adjusts angle |
| CN110567349A (en) * | 2019-09-22 | 2019-12-13 | 中国航发沈阳发动机研究所 | stator blade rotation angle measuring structure and calibration method |
| CN112461093A (en) * | 2020-11-12 | 2021-03-09 | 中国航发沈阳黎明航空发动机有限责任公司 | Blade space angle measuring device of blade ring structure part |
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| CN113959306A (en) * | 2021-09-09 | 2022-01-21 | 中国航发南方工业有限公司 | Adjustable stator blade installation angle measuring device and method and axial-flow type air compressor |
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| CN103624493B (en) * | 2013-11-26 | 2016-03-23 | 中国南方航空工业(集团)有限公司 | The processing method of compressor double casing of aero-engine |
| CN103624493A (en) * | 2013-11-26 | 2014-03-12 | 中国南方航空工业(集团)有限公司 | Method for machining half-and-half casings of gas compressor of aero-engine |
| CN104713455A (en) * | 2013-12-11 | 2015-06-17 | 惠阳航空螺旋桨有限责任公司 | Blade installation angle detection tool |
| CN104713455B (en) * | 2013-12-11 | 2018-09-28 | 惠阳航空螺旋桨有限责任公司 | Blade angle degree detection instrument |
| CN103982379A (en) * | 2014-05-29 | 2014-08-13 | 国电联合动力技术有限公司 | Fan blade zero degree installation angle calibration method |
| CN109780976A (en) * | 2017-11-14 | 2019-05-21 | 中国航空工业集团公司北京航空精密机械研究所 | The intelligent detection device and detection method of Profile For Compressor Stator guide vane established angle |
| CN109780976B (en) * | 2017-11-14 | 2022-07-12 | 中国航空工业集团公司北京航空精密机械研究所 | Intelligent detection device and detection method for mounting angle of stator guide vane of gas compressor |
| CN109211068A (en) * | 2018-09-12 | 2019-01-15 | 中国航发湖南动力机械研究所 | Angle measurement unit |
| CN110524234A (en) * | 2019-07-31 | 2019-12-03 | 中国航发南方工业有限公司 | Adjust the tooling of guide vane angle, the method that detection compressor guide vane adjusts angle |
| CN110514168B (en) * | 2019-08-28 | 2021-06-18 | 三一重能股份有限公司 | Blade installation angle measuring method and device, storage medium and electronic equipment |
| CN110514168A (en) * | 2019-08-28 | 2019-11-29 | 三一重能有限公司 | Measurement method, device, storage medium and the electronic equipment of blade angle |
| CN110514169A (en) * | 2019-08-29 | 2019-11-29 | 三一重能有限公司 | Inspection method, device, storage medium and the electronic equipment of fan blade established angle |
| CN110514169B (en) * | 2019-08-29 | 2021-08-24 | 三一重能有限公司 | Fan blade mounting angle checking method and device, storage medium and electronic equipment |
| CN110567349A (en) * | 2019-09-22 | 2019-12-13 | 中国航发沈阳发动机研究所 | stator blade rotation angle measuring structure and calibration method |
| CN112484682A (en) * | 2020-11-05 | 2021-03-12 | 中国航发四川燃气涡轮研究院 | Measuring device and measuring method for adjustable blade installation angle |
| CN112461093A (en) * | 2020-11-12 | 2021-03-09 | 中国航发沈阳黎明航空发动机有限责任公司 | Blade space angle measuring device of blade ring structure part |
| CN113959306A (en) * | 2021-09-09 | 2022-01-21 | 中国航发南方工业有限公司 | Adjustable stator blade installation angle measuring device and method and axial-flow type air compressor |
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