CN102853754A - Method for quickly measuring blade surfaces by inductive measuring instrument - Google Patents
Method for quickly measuring blade surfaces by inductive measuring instrument Download PDFInfo
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- CN102853754A CN102853754A CN2012103503821A CN201210350382A CN102853754A CN 102853754 A CN102853754 A CN 102853754A CN 2012103503821 A CN2012103503821 A CN 2012103503821A CN 201210350382 A CN201210350382 A CN 201210350382A CN 102853754 A CN102853754 A CN 102853754A
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Abstract
A method for quickly measuring blade surfaces by an inductive measuring instrument particularly includes firstly, adjusting the position of a measurer and the position of a measuring contactor; secondly, measuring combined errors of a standard part, creating references based on the center of a front journal, the center of a rear journal, the front end surface and side planes of a reference frame by a three-coordinate measuring machine, respectively measuring three suction surface or pressure surface sample plates according to specified point positions, and using differences between measured values and data values given by a design drawing as combined error values of suction surface or pressure surface sides; thirdly, adjusting an initial measuring zero position of the inductive measuring instrument, and starting zeroing setting for a suction surface or pressure surface by software functions; fourthly, correcting the zero position to eliminate the combined error values of the combined standard part; and fifthly, measuring a blade. The method has the advantages that the integral standard part of the traditional complex three-dimensional curve blade surface is simplified into a split structure beneficial to machining and manufacturing, manufacturing difficulty for the standard part is greatly reduced, manufacturing cycle is shortened, cost is low, precision is high, and measurement efficiency is greatly improved.
Description
Technical field
The present invention relates to process the characterization processes field, particularly a kind of quick realization inductance value instrument detect the method for blade profile.
Background technology
The requirement on machining accuracy of aeromotor, gas turbine blower blade profile is more and more higher at present, new machine blade lead time demand is shorter and shorter, this just requires each process procedure in the leaf blade manufacture process, under the prerequisite that guarantees accuracy requirement, have more fast efficient and convenience, simultaneously technological preparation must have more fast reaction capacity.The detection monitoring of blade profile is link crucial important in the blade process for making always, wherein inductance value instrument detection method is higher because of the accuracy of detection that it has, detection speed is fast, the characteristics character such as easy to operate, also be the effective ways that blade profile processing detects desired widespread use always, especially generally use under the advanced job operation prerequisite with stronger shaping rule in the moulding of advanced blade of aviation engine profile, it is used just has suitability more, each genius loci point precision level of blade profile obtains accurate precise information in instantaneity ground simultaneously, the simplicity of operation, the cheap property of cost makes it almost become high-level efficiency, the only selection of high benefit processing.But the complicacy of the important high precision standard component that this measuring method is related is so that its technological preparation very large bottleneck when becoming the method widespread use.Therefore, improve inductance value instrument examination criteria spare structure, realize its quick manufacturing, and do not affect the work of accuracy of detection, become the emphasis place of technical research.
Summary of the invention
The objective of the invention is, when being directed to present blade profile and utilizing inductance value instrument detection method to detect, the problem that the standard component manufacture difficulty is large, the manufacturing cycle is long, by the improvement design of standard component structure and the reasonable thinking design of standard component precision regulation method, the restriction of standard component manufacture difficulty, manufacturing cycle aspect is reduced greatly, the quick-reaction capability (QRC) of raising method, the easier widespread use by its method of the functionality advantage characteristics that method is had is greatly brought into play.
The invention provides the method that a kind of quick realization inductance value instrument detects blade profile, it is characterized in that: the method that described quick realization inductance value instrument detects blade profile is as follows:
Preliminary work:
The first, implement the blade construction of measuring
In the blade construction of implementing to measure, blade measurement and positioning benchmark is center hole A, the B of front-end and back-end axle journal end face, blade front end listrium outer face C, blade front end listrium angle plane of orientation D; Measuring and compressing the position is B, D;
The second, blade is measured employed standard component structure
This blade is measured employed standard component structure as shown in drawings, and blade standard component comprises infrastructural frame and leaf pelvic curvature face model and blade back curved surface model; The infrastructural frame structure comprises the structure division identical with the blade measuring basis and the fixing locating slot part of leaf basin, blade back curved surface model, and leaf basin, blade back curved surface model are combined into basic master body by being embedded in respectively in the locating slot on the infrastructural frame;
The 3rd, this blade is measured the measuring tool structure that adopts
Measuring tool includes front top 8, the back centre 9 that level altitude is arranged with bottom surface A, angle locating piece 11, top 8 are axially having spring device wherein, when guaranteeing that back centre 9 compresses forward, the front end axial locating surface of blade or standard component can finely lean against on the end face locating piece 10, angle locating piece 11. perpendicular to top front top 8 and the axis direction of back centre 9 be designed to spring device, with guarantee blade or standard component angle location accurately;
The 4th, this blade is measured the contact positioning plate structure that adopts
Inductance value instrument contact location-plate is used for the contact of fixed delivery measurement data information, its pilot hole has accurately position relationship each other, and have accurate position relationship with benchmark A and benchmark B, and benchmark A and benchmark B when guaranteeing to measure and measuring tool bottom surface benchmark and end face locating piece accurately size and position relationship are arranged;
Survey the method for blade profile:
First, measuring tool and the adjustment of measurement contact position: with measuring tool side direction reference field, namely top 8 and back centre 9 axially, the contact guide rail direction adjustment that seesaws is vertical with measuring, to measure the contact location-plate is mounted on the guide rail, guarantee that location-plate aperture axis is parallel with the guide rail movement direction, and assurance location-plate B surface and measuring tool axial locating surface, be that distance reaches the regulation requirement between end face locating piece 10 and A surface and the top determined center line of measuring tool, thereby the measurement contact is measured 3 selected on the blade profile regulation curved surface of upper, middle and lowers;
Second, the standard component combined error detects: the model of three leaf basins or blade back is respectively installed to in blade profile is prepared locating slot on infrastructural frame corresponding to detection sectional plane, respectively three leaf basins or blade back model are fixed with screw, with three coordinate measuring machine with journal centre before and after the infrastructural frame, the front end end face, lateral plane is set up benchmark, putting according to the rules respectively the position measures three leaf basins or blade back model, difference between the given data value of measured value and design drawing is leaf basin or blade back side combined error value, after leaf basin or blade back are measured, three leaf basins or blade back model are unloaded, again three blade backs or leaf basin model are loaded onto, repeat the front to the detecting step of leaf basin or blade back, obtain blade back or leaf basin side combined error value;
The 3rd, the inductance value instrument detects initial zero-bit adjustment: the combined standard part that leaf basin or blade back model will be installed first is clamped on the measuring tool, positioning datum is the center hole of infrastructural frame, the front end end face, lateral plane, with the angle locating piece standard component is applied compression with the measuring tool tail end is top, finish the location of standard component; Start and the leaf basin of measuring contact or blade back side location-plate to be installed along guide rail movement, stop in fixed position that measuring the whole effectively contact leaf basins of contact or blade back model, utilize the setting of making zero of the startup leaf basin of software function or blade back, input 0 value, finish the inductance value instrument and detect leaf basin or the initial zero-bit adjustment of leaf back, combined standard part is taken off from measuring tool, leaf basin or blade back model are changed the outfit into blade back or leaf basin model, according to aforementioned leaf basin or the initial zero-bit set-up procedure of leaf back are finished blade back or the initial zero-bit adjustment of leaf pelvic surface of sacrum;
The 4th, eliminate the zero-bit correction of combined standard part combined error value: utilize the inductance value instrument to detect the function that software has, with the combined error value that each the corresponding input of initial zero-bit three coordinate measuring engine measurement of measuring contact obtains, utilization is revised order and is finished the zero-bit correction;
The 5th, blade is measured: blade is clamped on the measuring tool, and positioning datum is front top 8 and the center hole of back centre 9, front end listrium end face, front end listrium basin side angle applies compression with the angle locating piece to blade with the measuring tool tail end is top to the plane, finishes the location of blade; Starting leaf basin side, blade back side location-plate that the measurement contact has been installed moves simultaneously along two side rails respectively, and when moving to assigned position, stop, computer display screen shows the difference of each measurement point of blade and standard zero-bit simultaneously, if blade is measured difference in the predetermined tolerance band, software function can show " qualified ", not when the predetermined tolerance band, software function can show " overproof " numerical value.
Evaluation requirement with two-dimensional coordinate point data precision on the measuring gage uniform section according to the precision evaluation of blade profile three-dimension curved surface, generally less for the blade profile longitudinal curvature, laterally curvature is larger on the regulation cross section, the very small characteristics of longitudinal error when the inductance value instrument is measured the contact measurement, standard component is designed to two body unitized constructions, comprise infrastructural frame and the model polylith that is embedded in each regulation cross section Two-dimensional Surfaces on the framework, be generally basin to left dorsad, in, right each three, control by infrastructural frame and each regulation section template position dimension realizes basic stated accuracy, because standard component is reduced to Two-dimensional Surfaces model form by whole three-dimension curved surface form, the manufacturing utilization that makes the each several part parts very easily slow wire feeding electric spark linear cutting machine just can be finished and almost all makes work, thereby, make the technological preparation time obtain greatly to reduce, the assurance of machining precision also is very easy to.
Standard component after utilizing three coordinate measuring machine to combination is measured, and obtains the combined error value, and error information is revised the zero-bit deal with data of utilizing combined standard part to carry out on inductance value instrument software.
To measure for fixed inductance amount instrument the location-plate of contact, by the higher basal plane adjustment of manufacturing accuracy, the auxiliary clamping measuring tool that itself and blade are measured has accurately position relationship, realizes blade profile is respectively stipulated the Measurement accuracy in cross section.
Advantage of the present invention:
Quick realization inductance value instrument of the present invention detects the method for blade profile, traditional complex three-dimensional curved surface blade profile monoblock type standard component is reduced to the split-type structural that is more conducive to processing and manufacturing, greatly reduced the standard component manufacture difficulty, not only greatly shortened the manufacturing cycle, and manufacturing cost is reduced greatly, accuracy guarantee also is more prone to, because the new construction standard component improves taking of technical scheme, for the inductance value instrument measurement method has been eliminated long obstacle of technological preparation cycle in the advanced manufacturing field widespread use of blade, thereby, make the leaf blade manufacture process assurance ability obtain reinforcement, detection efficiency has obtained very big raising, has played good facilitation for the raising of Enterprise Integrated manufacturing capacity and the market competitiveness.
Description of drawings
The present invention is further detailed explanation below in conjunction with drawings and the embodiments:
The blade construction synoptic diagram of Fig. 1 for implementing to measure;
Fig. 2 for the K of blade construction that implement to measure to synoptic diagram;
Fig. 3 is the combined standard part structural representation;
Fig. 4 is combined standard part infrastructural frame structural representation;
Fig. 5 is combined standard part basin side template drawing;
Fig. 6 is combined standard part dorsal part template drawing;
Fig. 7 is measuring tool structure master apparent direction synoptic diagram;
Fig. 8 is the left apparent direction synoptic diagram of measuring tool structure;
Fig. 9 is contact positioning plate structure synoptic diagram;
Figure 10 is that the inductance value instrument detects blade or standard component detects initial zero-bit adjustment synoptic diagram.
Embodiment
Embodiment 1
Present embodiment provides a kind of quick realization inductance value instrument to detect the method for blade profile, it is characterized in that: the method that described quick realization inductance value instrument detects blade profile is as follows:
Preliminary work:
The first, implement the blade construction of measuring
In the blade construction of implementing to measure, blade measurement and positioning benchmark is center hole A, the B of front-end and back-end axle journal end face, blade front end listrium outer face C, blade front end listrium angle plane of orientation D; Measuring and compressing the position is B, D;
The second, blade is measured employed standard component structure
This blade is measured employed standard component structure as shown in drawings, and blade standard component comprises infrastructural frame and leaf pelvic curvature face model and blade back curved surface model; The infrastructural frame structure comprises the structure division identical with the blade measuring basis and the fixing locating slot part of leaf basin, blade back curved surface model, and leaf basin, blade back curved surface model are combined into basic master body by being embedded in respectively in the locating slot on the infrastructural frame;
The 3rd, this blade is measured the measuring tool structure that adopts
Measuring tool includes front top 8, the back centre 9 that level altitude is arranged with bottom surface A, angle locating piece 11, top 8 are axially having spring device wherein, when guaranteeing that back centre 9 compresses forward, the front end axial locating surface of blade or standard component can finely lean against on the end face locating piece 10, angle locating piece 11. perpendicular to top front top 8 and the axis direction of back centre 9 be designed to spring device, with guarantee blade or standard component angle location accurately;
The 4th, this blade is measured the contact positioning plate structure that adopts
Inductance value instrument contact location-plate is used for the contact of fixed delivery measurement data information, its pilot hole has accurately position relationship each other, and have accurate position relationship with benchmark A and benchmark B, and benchmark A and benchmark B when guaranteeing to measure and measuring tool bottom surface benchmark and end face locating piece accurately size and position relationship are arranged;
Survey the method for blade profile:
First, measuring tool and the adjustment of measurement contact position: with measuring tool side direction reference field, namely top 8 and back centre 9 axially, the contact guide rail direction adjustment that seesaws is vertical with measuring, to measure the contact location-plate is mounted on the guide rail, guarantee that location-plate aperture axis is parallel with the guide rail movement direction, and assurance location-plate B surface and measuring tool axial locating surface, be that distance reaches the regulation requirement between end face locating piece 10 and A surface and the top determined center line of measuring tool, thereby the measurement contact is measured 3 selected on the blade profile regulation curved surface of upper, middle and lowers;
Second, the standard component combined error detects: the model of three leaf basins or blade back is respectively installed to in blade profile is prepared locating slot on infrastructural frame corresponding to detection sectional plane, respectively three leaf basins or blade back model are fixed with screw, with three coordinate measuring machine with journal centre before and after the infrastructural frame, the front end end face, lateral plane is set up benchmark, putting according to the rules respectively the position measures three leaf basins or blade back model, difference between the given data value of measured value and design drawing is leaf basin or blade back side combined error value, after leaf basin or blade back are measured, three leaf basins or blade back model are unloaded, again three blade backs or leaf basin model are loaded onto, repeat the front to the detecting step of leaf basin or blade back, obtain blade back or leaf basin side combined error value;
The 3rd, the inductance value instrument detects initial zero-bit adjustment: the combined standard part that leaf basin or blade back model will be installed first is clamped on the measuring tool, positioning datum is the center hole of infrastructural frame, the front end end face, lateral plane, with the angle locating piece standard component is applied compression with the measuring tool tail end is top, finish the location of standard component; Start and the leaf basin of measuring contact or blade back side location-plate to be installed along guide rail movement, stop in fixed position that measuring the whole effectively contact leaf basins of contact or blade back model, utilize the setting of making zero of the startup leaf basin of software function or blade back, input 0 value, finish the inductance value instrument and detect leaf basin or the initial zero-bit adjustment of leaf back, combined standard part is taken off from measuring tool, leaf basin or blade back model are changed the outfit into blade back or leaf basin model, according to aforementioned leaf basin or the initial zero-bit set-up procedure of leaf back are finished blade back or the initial zero-bit adjustment of leaf pelvic surface of sacrum;
The 4th, eliminate the zero-bit correction of combined standard part combined error value: utilize the inductance value instrument to detect the function that software has, with the combined error value that each the corresponding input of initial zero-bit three coordinate measuring engine measurement of measuring contact obtains, utilization is revised order and is finished the zero-bit correction;
The 5th, blade is measured: blade is clamped on the measuring tool, and positioning datum is front top 8 and the center hole of back centre 9, front end listrium end face, front end listrium basin side angle applies compression with the angle locating piece to blade with the measuring tool tail end is top to the plane, finishes the location of blade; Starting leaf basin side, blade back side location-plate that the measurement contact has been installed moves simultaneously along two side rails respectively, and when moving to assigned position, stop, computer display screen shows the difference of each measurement point of blade and standard zero-bit simultaneously, if blade is measured difference in the predetermined tolerance band, software function can show " qualified ", not when the predetermined tolerance band, software function can show " overproof " numerical value.
Evaluation requirement with two-dimensional coordinate point data precision on the measuring gage uniform section according to the precision evaluation of blade profile three-dimension curved surface, generally less for the blade profile longitudinal curvature, laterally curvature is larger on the regulation cross section, the very small characteristics of longitudinal error when the inductance value instrument is measured the contact measurement, standard component is designed to two body unitized constructions, comprise infrastructural frame and the model polylith that is embedded in each regulation cross section Two-dimensional Surfaces on the framework, be generally basin to left dorsad, in, right each three, control by infrastructural frame and each regulation section template position dimension realizes basic stated accuracy, because standard component is reduced to Two-dimensional Surfaces model form by whole three-dimension curved surface form, the manufacturing utilization that makes the each several part parts very easily slow wire feeding electric spark linear cutting machine just can be finished and almost all makes work, thereby, make the technological preparation time obtain greatly to reduce, the assurance of machining precision also is very easy to.
Standard component after utilizing three coordinate measuring machine to combination is measured, and obtains the combined error value, and error information is revised the zero-bit deal with data of utilizing combined standard part to carry out on inductance value instrument software.
To measure for fixed inductance amount instrument the location-plate of contact, by the higher basal plane adjustment of manufacturing accuracy, the auxiliary clamping measuring tool that itself and blade are measured has accurately position relationship, realizes blade profile is respectively stipulated the Measurement accuracy in cross section.
Claims (1)
1. realize that fast the inductance value instrument detects the method for blade profile for one kind, it is characterized in that: the method that described quick realization inductance value instrument detects blade profile is as follows:
Preliminary work:
The first, implement the blade construction of measuring
Blade measurement and positioning benchmark is center hole (A), (B) of front-end and back-end axle journal end face, blade front end listrium outer face (C), blade front end listrium angle plane of orientation (D); Measuring and compressing the position is (B), (D);
The second, blade is measured employed standard component structure
Blade standard component comprises infrastructural frame and leaf pelvic curvature face model and blade back curved surface model; The infrastructural frame structure comprises the structure division identical with the blade measuring basis and the fixing locating slot part of leaf basin, blade back curved surface model, and leaf basin, blade back curved surface model are combined into basic master body by being embedded in respectively in the locating slot on the infrastructural frame;
The 3rd, this blade is measured the measuring tool structure that adopts
Measuring tool includes front top (8), the back centre (9) that level altitude is arranged with bottom surface A, angle locating piece (11), top (8) are axially having spring device wherein, guarantee that back centre (9) is when compressing forward, the front end axial locating surface of blade or standard component can finely lean against on the end face locating piece (10), angle locating piece (11). be designed to spring device at the axis direction perpendicular to top front top (8) and back centre (9), to guarantee the accurate of blade or standard component angle location;
The 4th, this blade is measured the contact positioning plate structure that adopts
Inductance value instrument contact location-plate is used for the contact of fixed delivery measurement data information, its pilot hole has accurately position relationship each other, and have accurate position relationship with benchmark A and benchmark B, and benchmark A and benchmark B when guaranteeing to measure and measuring tool bottom surface benchmark and end face locating piece accurately size and position relationship are arranged;
Survey the method for blade profile:
First, measuring tool and the adjustment of measurement contact position: with measuring tool side direction reference field, top (8) and back centre (9) is axial namely, the contact guide rail direction adjustment that seesaws is vertical with measuring, to measure the contact location-plate is mounted on the guide rail, guarantee that location-plate aperture axis is parallel with the guide rail movement direction, and assurance location-plate B surface and measuring tool axial locating surface, be that distance reaches the regulation requirement between end face locating piece (10) and A surface and the top determined center line of measuring tool, thereby the measurement contact is measured 3 selected on the blade profile regulation curved surface of upper, middle and lowers;
Second, the standard component combined error detects: the model of three leaf basins or blade back is respectively installed to in blade profile is prepared locating slot on infrastructural frame corresponding to detection sectional plane, respectively three leaf basins or blade back model are fixed with screw, with three coordinate measuring machine with journal centre before and after the infrastructural frame, the front end end face, lateral plane is set up benchmark, putting according to the rules respectively the position measures three leaf basins or blade back model, difference between the given data value of measured value and design drawing is leaf basin or blade back side combined error value, after leaf basin or blade back are measured, three leaf basins or blade back model are unloaded, again three blade backs or leaf basin model are loaded onto, repeat the front to the detecting step of leaf basin or blade back, obtain blade back or leaf basin side combined error value;
The 3rd, the inductance value instrument detects initial zero-bit adjustment: the combined standard part that leaf basin or blade back model will be installed first is clamped on the measuring tool, positioning datum is the center hole of infrastructural frame, the front end end face, lateral plane, with the angle locating piece standard component is applied compression with the measuring tool tail end is top, finish the location of standard component; Start and the leaf basin of measuring contact or blade back side location-plate to be installed along guide rail movement, stop in fixed position that measuring the whole effectively contact leaf basins of contact or blade back model, utilize the setting of making zero of the startup leaf basin of software function or blade back, input 0 value, finish the inductance value instrument and detect leaf basin or the initial zero-bit adjustment of leaf back, combined standard part is taken off from measuring tool, leaf basin or blade back model are changed the outfit into blade back or leaf basin model, according to aforementioned leaf basin or the initial zero-bit set-up procedure of leaf back are finished blade back or the initial zero-bit adjustment of leaf pelvic surface of sacrum;
The 4th, eliminate the zero-bit correction of combined standard part combined error value: utilize the inductance value instrument to detect the function that software has, with the combined error value that each the corresponding input of initial zero-bit three coordinate measuring engine measurement of measuring contact obtains, utilization is revised order and is finished the zero-bit correction;
The 5th, blade is measured: blade is clamped on the measuring tool, and positioning datum is the center hole of front top (8) and back centre (9), front end listrium end face, front end listrium basin side angle applies compression with the angle locating piece to blade with the measuring tool tail end is top to the plane, finishes the location of blade; Starting leaf basin side, blade back side location-plate that the measurement contact has been installed moves simultaneously along two side rails respectively, and when moving to assigned position, stop, computer display screen shows the difference of each measurement point of blade and standard zero-bit simultaneously, if blade is measured difference in the predetermined tolerance band, software function can show " qualified ", not when the predetermined tolerance band, software function can show " overproof " numerical value.
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| CN201210350382.1A CN102853754B (en) | 2012-09-19 | 2012-09-19 | A kind of quick method for realizing inductance value instrument detection blade profile |
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| CN201210350382.1A CN102853754B (en) | 2012-09-19 | 2012-09-19 | A kind of quick method for realizing inductance value instrument detection blade profile |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335590A (en) * | 2013-06-08 | 2013-10-02 | 沈阳黎明航空发动机(集团)有限责任公司 | Blade profile inductive detection method with multi-section sharing measurement function |
| CN105444647A (en) * | 2015-12-27 | 2016-03-30 | 无锡透平叶片有限公司 | Device for turbine blade crown and boss pitch measurement |
| CN105783687A (en) * | 2014-12-26 | 2016-07-20 | 中核建中核燃料元件有限公司 | Grillage strip spring height measuring device |
| CN110260836A (en) * | 2019-07-09 | 2019-09-20 | 中国航发哈尔滨东安发动机有限公司 | A kind of method at rapid survey small-sized blade profile bending angle |
| CN111750761A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Device and method for detecting profiles of upper and lower edge plates of journal blade |
| CN112179238A (en) * | 2020-09-29 | 2021-01-05 | 中国航发动力股份有限公司 | Device and method for measuring end face position of blade body of rectifying blade |
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| US4053989A (en) * | 1974-04-30 | 1977-10-18 | Mitsubishi Jukogyo Kabushiki Kaisha | Co-ordinates measuring apparatus for an exclusive propeller processing machine |
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| CN201876213U (en) * | 2010-11-20 | 2011-06-22 | 无锡透平叶片有限公司 | Novel clamping tool for three-coordinate detection of static blade surface |
| CN202074938U (en) * | 2011-01-24 | 2011-12-14 | 西安西罗航空部件有限公司 | Three-coordinate rapid measurement device for aircraft engine blade |
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| US4053989A (en) * | 1974-04-30 | 1977-10-18 | Mitsubishi Jukogyo Kabushiki Kaisha | Co-ordinates measuring apparatus for an exclusive propeller processing machine |
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| CN201876213U (en) * | 2010-11-20 | 2011-06-22 | 无锡透平叶片有限公司 | Novel clamping tool for three-coordinate detection of static blade surface |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335590A (en) * | 2013-06-08 | 2013-10-02 | 沈阳黎明航空发动机(集团)有限责任公司 | Blade profile inductive detection method with multi-section sharing measurement function |
| CN103335590B (en) * | 2013-06-08 | 2016-06-01 | 沈阳黎明航空发动机(集团)有限责任公司 | The inductance detection method of blade profile is measured in a kind of multi-section timesharing |
| CN105783687A (en) * | 2014-12-26 | 2016-07-20 | 中核建中核燃料元件有限公司 | Grillage strip spring height measuring device |
| CN105783687B (en) * | 2014-12-26 | 2018-07-27 | 中核建中核燃料元件有限公司 | A kind of screen work band spring heights measuring device |
| CN105444647A (en) * | 2015-12-27 | 2016-03-30 | 无锡透平叶片有限公司 | Device for turbine blade crown and boss pitch measurement |
| CN105444647B (en) * | 2015-12-27 | 2019-01-04 | 无锡透平叶片有限公司 | The device measured for turbine blade shroud and boss pitch |
| CN110260836A (en) * | 2019-07-09 | 2019-09-20 | 中国航发哈尔滨东安发动机有限公司 | A kind of method at rapid survey small-sized blade profile bending angle |
| CN111750761A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Device and method for detecting profiles of upper and lower edge plates of journal blade |
| CN112179238A (en) * | 2020-09-29 | 2021-01-05 | 中国航发动力股份有限公司 | Device and method for measuring end face position of blade body of rectifying blade |
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| Publication number | Publication date |
|---|---|
| CN102853754B (en) | 2017-06-13 |
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Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |
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