CN110207611A - A kind of engine stator process parameter measurement device - Google Patents
A kind of engine stator process parameter measurement device Download PDFInfo
- Publication number
- CN110207611A CN110207611A CN201910416615.5A CN201910416615A CN110207611A CN 110207611 A CN110207611 A CN 110207611A CN 201910416615 A CN201910416615 A CN 201910416615A CN 110207611 A CN110207611 A CN 110207611A
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- CN
- China
- Prior art keywords
- mandrel
- gauge head
- process parameter
- engine stator
- measurement device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention is a kind of engine stator measuring device, and structure includes mandrel, non-contact measuring head, gauge head mobile mechanism, angular encoder, steering rudder, Horizontal support, stand type support, calibration ring, calibration tooling；System uses off-line calibration, the mode of on-line measurement, gauge head revolution and movement are driven using mandrel and gauge head mobile mechanism, it can be according to different assembly and isolation, take horizontal measurement method and vertical measurement mode, the measurement at measured position is completed, solves the technical problem that labyrinth stator casing technological parameter accurately obtains.
Description
Technical field
The present invention is a kind of engine stator process parameter measurement device, belongs to field of precision measurement.
Background technique
Tip clearance has important influence, especially high whirlpool to aero-engine overall performance, oil consumption rate and safety
Tip clearance has engine luggine characteristic and fuel efficiency and directly affects.The excessive consumption that will cause engine of tip clearance
Oil cut rate increases, and pollution aggravates；And gap is too small, is likely to result in the mill that touches for turning stator, in turn results in engine damage, influences
Flight safety.Therefore, during engine machine assembly, tip clearance be engine emphasis guarantee and concern parameter it
One.In addition, with the requirement of engine overall performance promotion and rotator tip high speed grinding machine, stator casing special purpose lathe etc.
The design of the application of sophisticated equipment, engine rotor and stator outer ring will propose the higher accuracy of form and position.Carry out assembler
The design of skill testing equipment is researched and developed, and is to solve the assembly of engine labyrinth, meet technical requirement on design and improve production efficiency
Important guarantee and engine assembly production line automation, digitized Process ba- sis.
During engine assembly, the measured value of stator casing technological parameter can be used for the calculating in rotor-stator gap.Mesh
Before, the measurement of stator casing technological parameter is mainly carried out by way of three coordinate measuring machine.This kind of measurement method is main
Final inspection as inspection or part size in part process.But in engine assembly or decomposition, due to engine
Structure size is larger, and needs to pay close attention to and turn the parameters such as stator fit clearance, thus, it can not be correctly anti-using traditional measurement method
Reflect the time of day of the work-in parameters of cooperation components, measurement result inaccuracy.
Existing patent is (application number: 201410306534.7) aeroengine rotor and stator concentricity and tip clearance
Measurement method and system propose a kind of engine and turn stator gap measuring method, and the technical solution is by installing sensor
It measures on rotor to turning stator gap, which is based on opening on the basis of the hypothesis that stator profile is desired profile
Exhibition, simultaneously as test macro routing problem cannot achieve the continuous measurement of more weeks for turning stator gap.
Summary of the invention
The present invention is exactly directed to above-mentioned problems of the prior art and designs and provide a kind of engine stator technique
Parameter measuring apparatus, the purpose is to realize the accurate measurement of stator casing profile parameters in engine assembly and decomposable process.
The purpose of the present invention is achieved through the following technical solutions:
This kind of engine stator process parameter measurement device, it is characterised in that: the device includes a hollow mandrel 1,
The both ends of mandrel 1 are coupled by bearing with the fulcrum of engine stator casing 8, guarantee the axis of rotation and stator casing of mandrel 1
Axis be overlapped；One angle detection device 4 is installed to be monitored the angle of revolution of mandrel 1 on mandrel 1, on mandrel 1
One gauge head 2 is installed, gauge head 2 can be rotated with mandrel 1 and be moved by gauge head mobile mechanism 3 along 1 axis of rotation of mandrel.
Further, one steering rudder 5 is installed with the rotation with moving mandrel 1 in one end of mandrel 1.
Further, in one end of mandrel 1, installation slip ring is circumferentially wound to avoid the data line of gauge head component, realizes circumference side
Xiang Duozhou is continuously measured.
Further, gauge head 2 is contactless laser sensor.
Further, angle detection device 4 is angular encoder or Circular gratings.
Further, gauge head mobile mechanism 3 is mounted in the inner cavity of mandrel 1, is feed screw nut's auxiliary structure, is worn by pinboard
The window for crossing 1 side wall of mandrel couples with gauge head component.The window is the elongated slot along 1 axis of rotation direction of mandrel.
Further, which is placed in calibration tooling 10, is demarcated by demarcating ring 9 to gauge head 2.
Further, the bracket for carrying engine stator casing 8 is Horizontal support 6 or stand type support 7.
Apparatus of the present invention realize the measurement to engine stator technological parameter by the way of off-line calibration, on-line measurement,
The circumferential measurement for realizing stator casing profile is turned round by mandrel, realizes gauge head along mandrel axis direction by gauge head mobile mechanism
Position adjustment design stator casing bracket, horizontal measurement method or vertical can be taken according to different assembly and isolation
Measurement method completes the measurement of stator casing Internal periphery, realizes the stator casing technique in engine assembly or decomposable process
The accurate measurement of parameter solves the technical problem that labyrinth stator casing technological parameter accurately obtains.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of apparatus of the present invention.
Fig. 2 is the structural schematic diagram demarcated using Horizontal support to apparatus of the present invention.
Fig. 3 is the structural schematic diagram demarcated using stand type support to apparatus of the present invention.
Fig. 4 is the structural schematic diagram that the present apparatus uses horizontal measurement.
Fig. 5 is the structural schematic diagram that the present apparatus uses vertical measurement.
In figure: 1 is mandrel, and 2 be gauge head, and 3 be gauge head mobile mechanism, and 4 be angle monitor device, and 5 is turn to rudder, and 6 be sleeping
Formula bracket, 7 be stand type support, and 8 be stator casing, and 9 be calibration ring, and 10 be calibration tooling.
Specific embodiment
Referring to shown in attached drawing 1~5, using Horizontal support 6 or the fixed calibration tooling 10 of stand type support 7, pass through special hanger
The measuring device is lifted into calibration tooling 10, gauge head mobile device 3 is adjusted, screw pair passes through mandrel by pinboard
Gauge head 2 is demarcated at the calibration ring 9 that the long trough window that 1 side wall opens up drives gauge head 2 to be moved in calibration tooling 10, is marked
The measuring device is hung out from calibration tooling 10 after fixed, is lifted into stator casing 8, using bearing by the mandrel 1 with
Fulcrum in stator casing 8 is connected, and adjusts gauge head mobile device 3, and screw pair passes through 1 side wall of mandrel by pinboard and opens
If long trough window drive gauge head 2 to be moved to the position to be measured of stator casing 8, turned round by turning to rudder 5 with moving mandrel 1, it is complete
It is circumferentially measured at stator casing, the angle of revolution of mandrel 1 realizes that angle is joined with circumferential by 4 Real-time Feedback of angle monitor device
Several associations.
Claims (9)
1. a kind of engine stator process parameter measurement device, it is characterised in that: the device includes a hollow mandrel (1),
The both ends of mandrel (1) are coupled with the fulcrum of engine stator casing (8) by bearing, the axis of rotation of guarantee mandrel (1) with it is quiet
The axis of handset casket is overlapped；One angle detection device (4) is installed to supervise the angle of revolution of mandrel (1) on mandrel (1)
It surveys, a gauge head (2) is installed on mandrel (1), gauge head (2) can rotate with mandrel (1) and pass through gauge head mobile mechanism (3) edge
Mandrel (1) axis of rotation is mobile.
2. engine stator process parameter measurement device according to claim 1, it is characterised in that: the one of mandrel (1)
End one steering rudder (5) of installation is with the rotation with moving mandrel (1).
3. engine stator process parameter measurement device according to claim 1, it is characterised in that: the one of mandrel (1)
End installation slip ring is circumferentially wound to avoid the data line of gauge head component, realizes the continuous measurement of circumferencial direction more weeks.
4. engine stator process parameter measurement device according to claim 1, it is characterised in that: gauge head (2) is non-connects
The laser sensor of touch.
5. engine stator process parameter measurement device according to claim 1, it is characterised in that: angle detection device
It (4) is angular encoder or Circular gratings.
6. engine stator process parameter measurement device according to claim 1, it is characterised in that: gauge head mobile mechanism
(3) it is mounted in the inner cavity of mandrel (1), is feed screw nut's auxiliary structure, the window and survey of mandrel (1) side wall are passed through by pinboard
Head assembly connection.
7. engine stator process parameter measurement device according to claim 6, it is characterised in that: the window is along core
The elongated slot in axis (1) axis of rotation direction.
8. engine stator process parameter measurement device according to claim 1, it is characterised in that: the device is placed on mark
Determine on tooling (10), gauge head (2) is demarcated by demarcating ring (9).
9. engine stator process parameter measurement device according to claim 1, it is characterised in that: carrying engine stator
The bracket of casing (8) is Horizontal support (6) or stand type support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416615.5A CN110207611A (en) | 2019-05-17 | 2019-05-17 | A kind of engine stator process parameter measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910416615.5A CN110207611A (en) | 2019-05-17 | 2019-05-17 | A kind of engine stator process parameter measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110207611A true CN110207611A (en) | 2019-09-06 |
Family
ID=67787717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910416615.5A Pending CN110207611A (en) | 2019-05-17 | 2019-05-17 | A kind of engine stator process parameter measurement device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017679A (en) * | 2012-11-23 | 2013-04-03 | 北京航空航天大学 | Lumen scanning system based on laser ranging sensor |
| CN203259123U (en) * | 2013-05-20 | 2013-10-30 | 华中科技大学 | Large-scale revolution workpiece inner wall size measurement apparatus and system thereof |
| CN105066855A (en) * | 2015-08-05 | 2015-11-18 | 哈尔滨汽轮机厂有限责任公司 | Stator component coaxiality detection device for steam turbine assembly |
| CN105423859A (en) * | 2015-11-20 | 2016-03-23 | 沈阳黎明航空发动机(集团)有限责任公司 | Measurement tool for controlling uniformity of coating layer of casing |
| CN107339927A (en) * | 2016-12-05 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | Engine cylinder-body cylinder-bore diameter measurement instrument |
| CN108680112A (en) * | 2018-08-10 | 2018-10-19 | 玉柴联合动力股份有限公司 | A kind of valve retainer wear measurement device and its operating method |
| CN109556556A (en) * | 2018-12-18 | 2019-04-02 | 中国航发沈阳发动机研究所 | A kind of high-pressure turbine in cold conditions assembling process turns stator tip clearance measurement method |
-
2019
- 2019-05-17 CN CN201910416615.5A patent/CN110207611A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017679A (en) * | 2012-11-23 | 2013-04-03 | 北京航空航天大学 | Lumen scanning system based on laser ranging sensor |
| CN203259123U (en) * | 2013-05-20 | 2013-10-30 | 华中科技大学 | Large-scale revolution workpiece inner wall size measurement apparatus and system thereof |
| CN105066855A (en) * | 2015-08-05 | 2015-11-18 | 哈尔滨汽轮机厂有限责任公司 | Stator component coaxiality detection device for steam turbine assembly |
| CN105423859A (en) * | 2015-11-20 | 2016-03-23 | 沈阳黎明航空发动机(集团)有限责任公司 | Measurement tool for controlling uniformity of coating layer of casing |
| CN107339927A (en) * | 2016-12-05 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | Engine cylinder-body cylinder-bore diameter measurement instrument |
| CN108680112A (en) * | 2018-08-10 | 2018-10-19 | 玉柴联合动力股份有限公司 | A kind of valve retainer wear measurement device and its operating method |
| CN109556556A (en) * | 2018-12-18 | 2019-04-02 | 中国航发沈阳发动机研究所 | A kind of high-pressure turbine in cold conditions assembling process turns stator tip clearance measurement method |
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Application publication date: 20190906 |