CN113834455A - Turbine stator runout detection device - Google Patents
Turbine stator runout detection device Download PDFInfo
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- CN113834455A CN113834455A CN202010590393.1A CN202010590393A CN113834455A CN 113834455 A CN113834455 A CN 113834455A CN 202010590393 A CN202010590393 A CN 202010590393A CN 113834455 A CN113834455 A CN 113834455A
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- turbine stator
- adapter
- runout
- rotary table
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 238000003825 pressing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to a turbine stator runout detection device, comprising: a turntable (1); and the adapter (3) is connected to the bearing surface of the rotary table (1), and a groove (31) for accommodating a bolt at the end part of the turbine stator (2) is formed in the upper surface of the adapter (3). By applying the technical scheme of the invention, the turbine stator bounce detection device comprises the adapter (3) arranged on the rotary table (1), and the adapter (3) is provided with the groove (31) for accommodating the bolt, so that the problem that the turbine stator is not easy to place on the rotary table due to the arrangement of the bolt in the prior art is solved.
Description
Technical Field
The invention relates to the field of aeroengine detection equipment, in particular to a turbine stator jumping detection device.
Background
As shown in fig. 1, the low-pressure turbine stator includes a turbine casing 1 ', an outer ring and vanes 2', and some turbine stators further include an inner ring, and a first honeycomb structure 3 'for sealing is formed between the outer ring and the vanes 2', and a second honeycomb structure 4 'for sealing is formed between the inner ring and the vanes 2'. The assembling quality of the stator needs to be detected by measuring the jump of the honeycomb on a precise rotary table, and the jump of the inner ring and the outer ring of each stage of honeycomb is measured by taking the front mounting edge of the turbine casing as a reference. Under the normal condition, a part to be measured can be placed on the plane of the rotary table, is compressed through the pressing block after being aligned, and then is subjected to runout measurement, but because a large number of uniformly distributed bolts 5' (cannot be divided) are arranged on the installation edge of the low-pressure turbine of the type, the part cannot be directly placed on the precise rotary table to measure runout.
Disclosure of Invention
The invention aims to provide a turbine stator jumping detection device, which aims to solve the problem that the turbine stator is not easy to directly place on a rotary table due to the arrangement of bolts on the turbine stator in the related art.
According to an aspect of an embodiment of the present invention, there is provided a turbine stator runout detecting apparatus including:
a turntable; and
the adapter is connected to the bearing surface of the rotary table, and a groove for containing a bolt at the end of the turbine stator is formed in the upper surface of the adapter.
In some embodiments, the adapter is removably coupled to the turntable.
In some embodiments, the bottom end of the adapter is provided with a protruding edge, and the turbine stator runout detection device further comprises a pressing plate, wherein one end of the pressing plate is pressed on the protruding edge, and the other end of the pressing plate is connected with the rotary table through a threaded connection piece.
In some embodiments, the adapter is annular and the recess is an annular groove extending circumferentially of the adapter.
In some embodiments, the ledge is provided with bolt holes, and the ledge is bolted to the turntable.
In some embodiments, the bearing surface of the turntable is provided with a positioning groove matched with the adapter so as to facilitate the installation of the adapter at a preset position on the turntable.
In some embodiments, a positioning groove is formed on the bearing surface of the turntable, and a positioning protrusion adapted to the positioning groove is formed on the adapter.
In some embodiments, a positioning protrusion is disposed on the bearing surface of the turntable, and a positioning groove adapted to the positioning protrusion is disposed on the adapter.
In some embodiments, the turbine stator bounce detection device further comprises a stand upright arranged on one side of the rotary table, and the stand is used for bearing a detection component for detecting the honeycomb bounce of the turbine stator.
In some embodiments, the turbine stator bounce detection device further comprises a display screen, which is in communication connection with the detection component to display the detection result.
By applying the technical scheme of the invention, the turbine stator bounce detection device comprises the adapter arranged on the rotary table, and the adapter is provided with the groove for accommodating the bolt, so that the problem that the turbine stator is not easy to place on the rotary table due to the arrangement of the bolt on the turbine stator in the prior art is solved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings needed to be used in the description of the embodiments or the related art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a cross-sectional structural schematic view of a turbine stator of the related art; and
FIG. 2 shows a schematic structural diagram of a turbine stator runout detection apparatus of an embodiment of the invention;
FIG. 3 illustrates a cross-sectional structural schematic view of a turbine stator runout detection apparatus of an embodiment of the present invention;
fig. 4 is a schematic perspective view of an adapter of the turbine static run-out detection apparatus according to the embodiment of the present invention;
fig. 5 is a schematic cross-sectional structural view of an adapter of the turbine static run-out detection apparatus according to the embodiment of the present invention.
In the figure:
1. a turntable; 2. a turbine stator; 3. a transfer seat; 31. a groove; 32. a protruding edge; 4. pressing a plate; 5. a threaded connection; 6. a column; 7. a display screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 2 shows a schematic structural view of the turbine stator runout detecting apparatus of the present embodiment, and fig. 3 shows a schematic sectional structural view of the turbine stator runout detecting apparatus of the present embodiment.
Referring to fig. 2 and 3, in the present embodiment, the turbine stator runout detection apparatus includes a rotary table 1 and an adapter 3, the adapter 3 is connected to a bearing surface of the rotary table 1, and a groove 31 for receiving a bolt at an end of the turbine stator 2 is provided on an upper surface of the adapter 3.
In the embodiment, the turbine stator runout detection device comprises the adapter 3 installed on the rotary table 1, and the adapter 3 is provided with the groove 31 for accommodating the bolt, so that the problem that the turbine stator cannot be easily placed on the rotary table due to the fact that the bolt is arranged on the turbine stator in the prior art is solved.
In some embodiments, the adapter 3 is removably connected to the turret 1, so as to facilitate the replacement of the corresponding adapter 3 according to the detected dimensions of the turbine stator.
Fig. 4 shows a schematic perspective structure diagram of the adapter of the present embodiment, fig. 5 shows a schematic cross-sectional structure diagram of the adapter of the present embodiment, and as shown in fig. 2 to 5, a protruding edge 32 is provided at the bottom end of the adapter 3, the turbine stator runout detection apparatus further includes a pressure plate 4, one end of the pressure plate 4 is pressed on the protruding edge 32, and the other end is connected with the turntable 1 through a threaded connection member 5.
In some alternative embodiments, the ledge 32 is provided with bolt holes, and the ledge 32 is bolted to the turntable 1.
In some embodiments, the bearing surface of the turntable 1 is provided with a positioning groove matching with the adapter 3 to facilitate mounting the adapter 3 at a predetermined position on the turntable 1.
In some embodiments, the bearing surface of the turntable 1 is provided with a positioning groove, and the adapter 3 is provided with a positioning protrusion adapted to the positioning groove.
In other embodiments, a positioning protrusion is disposed on the bearing surface of the turntable 1, and a positioning groove adapted to the positioning protrusion is disposed on the adapter 3.
As shown in fig. 3, the turbine stator bounce detection device further includes an upright post 6 vertically arranged on one side of the turntable 1, and the upright post 6 is used for bearing a detection component for detecting the honeycomb bounce of the turbine stator.
The turbine stator runout detection device further comprises a display screen 7, and the display screen 7 is in communication connection with the detection part to display a detection result.
The main innovation points of the embodiment are as follows:
1. the support of the low-pressure turbine casing on the rotary table is realized by arranging the adapter 3 between the rotary table and the low-pressure turbine stator casing;
2. a large number of bolts on the mounting edge of the turbine casing are avoided by arranging an annular groove on the adapter 3;
3. the bolt is avoided by adopting a mode of an annular groove instead of a connecting hole, the connecting hole can be realized by indexing, radial positioning and other modes, the processing of the annular groove can be realized only by roughly positioning at a radial position, the processing is simple, and the cost is low; the installation hole does not need to be aligned during installation, the installation is convenient, and the installation efficiency is high.
The turbine stator bounce detection device of the embodiment realizes the bounce measurement of the low-pressure turbine stator under the condition that the installation edge of the turbine stator is interfered by the bolts; and has the characteristics of simple tool structure and low production cost.
In a specific detection process, as shown in fig. 2-3, firstly, the adapter 3 is installed on the rotary table 1, and is compressed by a pressure plate after being aligned; then, the low-pressure turbine stator is placed on the adapter 3; and finally, after finding the whole reference, measuring the jumping of the outer ring and the inner ring of each stage of honeycomb.
The present invention is not limited to the above exemplary embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A turbine stator runout detecting apparatus, characterized by comprising:
a turntable (1); and
the adapter (3) is connected to the bearing surface of the rotary table (1), and a groove (31) for containing a bolt at the end part of the turbine stator (2) is formed in the upper surface of the adapter (3).
2. The turbine stator runout detection apparatus according to claim 1, wherein the adapter (3) is detachably connected to the turntable (1).
3. The turbine stator runout detection device according to claim 1, wherein a protruding edge (32) is arranged at the bottom end of the adapter (3), the turbine stator runout detection device further comprises a pressing plate (4), one end of the pressing plate (4) is pressed on the protruding edge (32), and the other end of the pressing plate is connected with the rotary table (1) through a threaded connection piece (5).
4. The turbine stator runout detection apparatus according to claim 1, wherein the adapter (3) is annular, and the groove (31) is an annular groove extending in a circumferential direction of the adapter (3).
5. The turbine stator runout detection apparatus according to claim 3, wherein the ledge (32) is provided with bolt holes, and the ledge (32) is connected with the turntable (1) by bolts.
6. The turbine stator runout detection apparatus according to claim 1, wherein the bearing surface of the rotary table (1) is provided with a positioning groove matched with the adapter (3) so as to facilitate mounting of the adapter (3) at a predetermined position on the rotary table (1).
7. The turbine stator runout detection device according to claim 1, wherein a positioning groove is arranged on the bearing surface of the rotary table (1), and a positioning protrusion adapted to the positioning groove is arranged on the adapter (3).
8. The turbine stator runout detection device according to claim 1, wherein a positioning protrusion is arranged on the bearing surface of the rotary table (1), and a positioning groove matched with the positioning protrusion is arranged on the adapter (3).
9. The turbine stator runout detection apparatus according to claim 1, further comprising a column (6) vertically provided on one side of the turntable (1), the column (6) being configured to carry a detection member for detecting a honeycomb runout of the turbine stator.
10. The turbine stator runout detection apparatus according to claim 9, further comprising a display screen (7) communicatively connected to the detection means to display a detection result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590393.1A CN113834455A (en) | 2020-06-24 | 2020-06-24 | Turbine stator runout detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590393.1A CN113834455A (en) | 2020-06-24 | 2020-06-24 | Turbine stator runout detection device |
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| Publication Number | Publication Date |
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| CN113834455A true CN113834455A (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010590393.1A Pending CN113834455A (en) | 2020-06-24 | 2020-06-24 | Turbine stator runout detection device |
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| CN105345054A (en) * | 2015-11-26 | 2016-02-24 | 中国南方航空工业(集团)有限公司 | Quick-release type universal fixture |
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| CN109341478A (en) * | 2018-11-14 | 2019-02-15 | 中国航发动力股份有限公司 | A kind of turbo blade dimension measuring device and measurement method |
| CN109520400A (en) * | 2018-10-15 | 2019-03-26 | 中国航发航空科技股份有限公司 | It is a kind of for the angular school shape of turbine bearing case supporting plate, the integrated apparatus of detection |
| CN109579770A (en) * | 2019-01-25 | 2019-04-05 | 中国科学院工程热物理研究所 | A kind of pneumatic table and the method for assembling turbine rotor |
| CN209802221U (en) * | 2019-05-16 | 2019-12-17 | 四川省自贡市海川实业有限公司 | Quick correcting unit |
| CN209802228U (en) * | 2019-06-06 | 2019-12-17 | 浙江凯久汽车部件有限公司 | Hub unit finished product detection device that beats |
| CN110834272A (en) * | 2019-11-12 | 2020-02-25 | 中国航发南方工业有限公司 | Intermediate case grinding and clamping tool and grinding method |
| CN210464274U (en) * | 2019-10-18 | 2020-05-05 | 新昌县天拓机械有限公司 | Semi-automatic bearing face runout detects frock |
| CN210570313U (en) * | 2019-08-29 | 2020-05-19 | 天津市增益达精锻齿轮科技有限公司 | Differential mechanism planetary gear processing is with back of body awl measuring tool |
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2020
- 2020-06-24 CN CN202010590393.1A patent/CN113834455A/en active Pending
Patent Citations (15)
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| CN204195185U (en) * | 2014-11-06 | 2015-03-11 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of aero-engine low-pressure turbine assembling detection device |
| CN204757849U (en) * | 2015-05-08 | 2015-11-11 | 江西海峰重工科技有限责任公司 | Conical gear profile of tooth volume of beating detects frock |
| CN105345054A (en) * | 2015-11-26 | 2016-02-24 | 中国南方航空工业(集团)有限公司 | Quick-release type universal fixture |
| CN107063029A (en) * | 2017-05-09 | 2017-08-18 | 江苏创汽车零部件有限公司 | A kind of axle shaft gear glitch detection mould |
| CN206883218U (en) * | 2017-05-27 | 2018-01-16 | 南京汽轮电机长风新能源股份有限公司 | Aerogenerator stator iron core locating and machining frock |
| CN107883902A (en) * | 2017-10-25 | 2018-04-06 | 中国航发动力股份有限公司 | A kind of turbine rotor assembles jitter detection apparatus |
| CN208075716U (en) * | 2018-04-08 | 2018-11-09 | 中机洛阳精密装备科技股份有限公司 | A kind of complete cross-section thin-wall bearing outer ring pulsation measurement device |
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| CN109579770A (en) * | 2019-01-25 | 2019-04-05 | 中国科学院工程热物理研究所 | A kind of pneumatic table and the method for assembling turbine rotor |
| CN209802221U (en) * | 2019-05-16 | 2019-12-17 | 四川省自贡市海川实业有限公司 | Quick correcting unit |
| CN209802228U (en) * | 2019-06-06 | 2019-12-17 | 浙江凯久汽车部件有限公司 | Hub unit finished product detection device that beats |
| CN210570313U (en) * | 2019-08-29 | 2020-05-19 | 天津市增益达精锻齿轮科技有限公司 | Differential mechanism planetary gear processing is with back of body awl measuring tool |
| CN210464274U (en) * | 2019-10-18 | 2020-05-05 | 新昌县天拓机械有限公司 | Semi-automatic bearing face runout detects frock |
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