CN105423845B - Device for the measurement of guide vane blade back jam plate groove - Google Patents
Device for the measurement of guide vane blade back jam plate groove Download PDFInfo
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- CN105423845B CN105423845B CN201510903063.2A CN201510903063A CN105423845B CN 105423845 B CN105423845 B CN 105423845B CN 201510903063 A CN201510903063 A CN 201510903063A CN 105423845 B CN105423845 B CN 105423845B
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- measurement
- blade
- jam plate
- plate groove
- measured
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- General Physics & Mathematics (AREA)
- Harvester Elements (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
Device of the present invention for the measurement of guide vane blade back jam plate groove, including table top pedestal, be fixedly installed on be used on table top pedestal the first support block for supporting the big listrium end of blade to be measured, second support block at the support small listrium end of blade to be measured, the first locating piece of support blade both ends leaf basin to be measured and the second locating piece, for detect the big listrium of blade lock the first measurement assembly of board slot and the detection small listrium of blade lock board slot the second measurement assembly, be used between the first survey component and the second measurement assembly to compress holding down assembly for fixed blade blade back to be measured；First measurement assembly and the second measurement assembly are by measurement seat and the multiple measurement pins composition to match installed in measurement seat mounting hole interior diameter with jam plate well width that can slide axially；Device energy high quality provided by the invention completes detection, and simplifies detection operation and improve detection efficiency.
Description
Technical field
The present invention relates to guide vane blade back jam plate groove field of measuring technique, is more particularly to used to measure guide vane blade back
The fitting device of jam plate groove.
Background technology
The position degree of basin lockback board slot is the important indicator for weighing jam plate groove position on guide vane on guide vane, position
Can whether qualified degree of putting is, meet that its rigging position has great significance in engine assembly to guide vane, therefore right
The position degree detection of guide vane basin lockback board slot is extremely important.At present, the guide vane basin back of the body can also be completed using three coordinates
The detection of jam plate groove location degree, but it is very big to be generally directed toward blade batch, the lock width of board slot of some blades are less than
1.0mm, the space limitation of swing is left due to three coordinate measuring head diameters and to gauge head, three-dimensional coordinates measurement guide vane can not be used
The position degree of basin lockback board slot, therefore the position degree measuring tool designed by maximum material principle just seems very necessary.
The content of the invention
Measured in view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of guide vane blade back jam plate groove that is used for
Device, so as to can complete the position degree of various guide vane basin lockback board slots detection, and simplify detection operation and improve detection
Efficiency.
For foregoing invention purpose, technical scheme design：According to the distribution shape of guide vane basin lockback board slot
Condition, shape, quantity and size, each section of tested jam plate groove is measured using two straight pins (i.e. 2 points), as long as each
The position of groove measured by straight pin is qualified, you can ensures to be detected the slotted position degree of institute on part and meets design requirement.
Device of the present invention for the measurement of guide vane blade back jam plate groove, including table top pedestal, are fixedly installed on platform
It is used for the second support of the first support block, the support small listrium end of blade to be measured for supporting the big listrium end of blade to be measured on the pedestal of face
Block, the first locating piece of support blade both ends leaf basin to be measured and the second locating piece, lock board slot for detecting the big listrium of blade
First measurement assembly and detection the small listrium of blade lock board slot the second measurement assembly, positioned at the first measurement assembly and second measure
It is used to compress holding down assembly for fixed blade blade back to be measured between component；First measurement assembly and the second measurement assembly by
Measurement seat and the multiple measurement pins composition to match installed in measurement seat mounting hole interior diameter with jam plate well width that can slide axially,
First measurement assembly measurement seat mounting hole position two-by-two line be in big listrium jam plate groove " π " font, the second measurement assembly survey
Measure seat mounting hole position two-by-two line be in small listrium jam plate groove " T " font；First support block is designed with and leaf to be measured
The height step horizontal support face location structure that the big listrium of piece matches, second support block are designed with and the small edge of blade to be measured
The horizontal support face location structure that plate matches, the horizontal support face of two support blocks highly insert the measurement pin of two measurement assemblies
In blade listrium jam plate groove to be measured；The first locating piece and the second locating piece of the support blade both ends leaf basin to be measured are designed with
The two tangent supporting surfaces with blade and blade basin two edges pelvic surface of sacrum；It is described to hold down assembly by bearing and by supporting on screw thread erection support
Screw is pressed to form.
In the above-mentioned technical proposal of the present invention, installation direction and the blade of first locating piece and the second locating piece are turned round
Qu Fangxiang is preferably consistent, two supporting surfaces of two locating pieces is matched with blade and blade basin two edges pelvic surface of sacrum.
In the above-mentioned technical proposal of the present invention, the measurement pin is made up of measuring section and positioning and guiding section, measuring section
Diameter matches with the jam plate well width, and the diameter of positioning and guiding section is not less than the diameter of measuring section.
In the above-mentioned technical proposal of the present invention, bushing is provided with the measurement seat mounting hole, measurement finger setting is oriented to
Section is slidably mounted in bushing.
In the above-mentioned technical proposal of the present invention, the measurement seat of first measurement assembly and the measurement of the second measurement assembly
Seat decision design is inclined-plane for the side towards blade to be measured, to reduce the length for measuring pin.
In the above-mentioned technical proposal of the present invention, the bearing decision design to hold down assembly is curved boom structural bearings, institute
State and compress the elbow that screw is arranged on curved boom bearing, make to compress screw and compress blade along blade and blade back of the body normal direction.
The present invention above-mentioned technical proposal in, the first support block, the second support block, the first locating piece, the second locating piece,
The measurement seat of first measurement assembly and the second measurement assembly and the bearing to hold down assembly are pacified by alignment pin and lock-screw
Put on table top pedestal.The lock-screw is preferably to immerse oneself in lock-screw.
In the above-mentioned technical proposal of the present invention, the handle of carrying apparatus is provided with the table top pedestal, and preferentially set
It is calculated as the handle that table top pedestal both sides respectively set 2 carrying apparatus.
It is as follows using the method for device of the present invention detection guide vane basin lockback board slot position degree, step：
1. detected blade is placed into the device of the present invention for the measurement of guide vane blade back jam plate groove, pass through
Each positioning datum (the first support block, the first locating piece, the second locating piece) on the device is completed to position and fix；
2. carrying out position degree detection to the jam plate groove being detected on blade, measurement is sold along corresponding bush hole forward
Promote, if measurement pin can enter blade lock board slot, and lead to bottom land, then the position degree of the aperture is qualified, if measurement pin
Blade lock board slot can not be entered, or groove can be entered but the bottom land can not be led to, then the position degree of the aperture is unqualified；According to above-mentioned
Method carries out position degree detection one by one to being detected all grooves on blade, after completing detection, you can it is determined that being detected on part
Whether aperture position degree meets design requirement.
The invention has the advantages that：
1st, device of the present invention with two straight pins (i.e. 2 points) due to replacing the position degree of one section of groove to carry out whole flute profile
Position degree detection, thus apparatus structure is relatively simple, is easy to processing and fabricating.
2nd, using device of the present invention, it can not only ensure that guide vane is locked the position degree detection quality of board slot, is realized
The position degree detection of the guide vane basin lockback board slot of all size, and detection limit is greatly reduced, detection efficiency is improved,
Detection time is saved.
3rd, three positioning datums are devised on device of the present invention, and there is provided be used for compressing for fixed detected part
Screw, thus it is detected the convenient mounting and clamping of part.
Brief description of the drawings
Fig. 1 is the front view of the device of the present invention for the measurement of guide vane blade back jam plate groove.
Fig. 2 is Fig. 1 top view.
Fig. 3 is Fig. 2 H direction views.
Fig. 4 is the three-dimensional structure diagram of the device of the present invention for the measurement of guide vane blade back jam plate groove.
Fig. 5 is guide vane three-dimensional structure diagram.
In figure, 1-table top pedestal, the 2-the first support block, the 3-the second support block, the 4-the first locating piece, 5-the first surveys
Component measurement seat is measured, 6-measurement is sold, 7-bushing, the 8-the second measurement assembly measurement seat, 9-bearing, 10-screw is compressed,
11-alignment pin, 12-lock-screw, the 13-the second locating piece, 14-handle, 15-blade back, 16-lockback board slot, 17-small
Listrium positions end face, and 18-listrium positioning end face, 19-listrium greatly greatly positions arc surface.
Embodiment
Below by embodiment to it is of the present invention for guide vane blade back jam plate groove measurement device make into
One step explanation.
Embodiment 1
In the present embodiment, for guide vane blade back jam plate groove measurement device structure as shown in figures 1-4, table top base
Seat 1, it is fixedly installed on and is used for the first support block 2 for supporting the big listrium end of blade to be measured on table top pedestal, supports blade to be measured small
Second support block 3 at listrium end, the first locating piece 4 of support blade both ends leaf basin to be measured and the second locating piece 13, for detecting
Second measurement assembly of the big listrium of blade locks the first measurement assembly of board slot and the detection small listrium of blade is locked board slot, positioned at the
It is used to compress holding down assembly for fixed blade blade back to be measured between one measurement assembly and the second measurement assembly；First support block,
Two support blocks, the first locating piece, the second locating piece, the first measurement assembly and the second measurement assembly measurement seat and hold down assembly
Bearing by alignment pin 11 and immerse oneself in lock-screw 12 and be placed on table top pedestal.The table top pedestal both sides respectively set 2
The handle 14 of individual carrying apparatus.First measurement assembly and the second measurement assembly are arranged on by measurement seat and can sliding axially
Measurement seat mounting hole interior diameter is formed with multiple measurement pins 6 that jam plate well width matches, and the first measurement assembly measurement seat 5 is installed
In " π " font of big listrium jam plate groove, the position of the second measurement assembly measurement mounting hole of seat 8 connects line two-by-two two-by-two for the position in hole
Line is in " T " font of small listrium jam plate groove, and the measurement seat 8 of the measurement assembly of measurement seat 5 and second of the first measurement assembly is towards treating
The side for surveying blade is inclined-plane, to reduce the length for measuring pin；The measurement pin is made up of measuring section and positioning and guiding section, is measured
The diameter of section matches with the jam plate well width, and the diameter of positioning and guiding section is not less than the diameter of measuring section.The measurement seat peace
Bushing 7 is provided with dress hole, measurement finger setting guide section is slidably mounted in bushing.First support block be designed with
The height step horizontal support face location structure that the big listrium of blade to be measured matches, second support block are designed with and leaf to be measured
The horizontal support face location structure that the small listrium of piece matches, the horizontal support face of two support blocks highly make the measurement of two measurement assemblies
Pin is inserted in blade listrium jam plate groove to be measured；The first locating piece and the second locating piece of the support blade both ends leaf basin to be measured are equal
It is designed with the installation direction and leaf of two supporting surfaces tangent with blade and blade basin two edges pelvic surface of sacrum, the first locating piece and the second locating piece
Piece direction of twist is consistent, two supporting surfaces of two locating pieces is matched with blade and blade basin two edges pelvic surface of sacrum.It is described hold down assembly by
Bearing 9 and it is made up of the screw 10 that compresses on screw thread erection support.The bearing to hold down assembly is curved boom structural bearings, institute
State and compress the elbow that screw is arranged on curved boom bearing, make to compress screw and compress blade along blade and blade back of the body normal direction.
Claims (10)
1. a kind of device for the measurement of guide vane blade back jam plate groove, it is characterised in that including table top pedestal (1), fixation is set
Put and be used for the first support block (2) for supporting the big listrium end of blade to be measured on table top pedestal, support the small listrium end of blade to be measured
Second support block (3), the first locating piece (4) of support blade both ends leaf basin to be measured and the second locating piece (13), for detecting leaf
The big listrium of piece lock board slot the first measurement assembly and detection the small listrium of blade lock board slot the second measurement assembly, positioned at first
It is used to compress holding down assembly for fixed blade blade back to be measured between measurement assembly and the second measurement assembly；First measurement assembly
By measurement seat and it can be slid axially installed in measurement seat mounting hole interior diameter and jam plate well width phase with the second measurement assembly
The multiple measurement pins (6) matched somebody with somebody are formed, and line is in big listrium jam plate groove two-by-two for the position of the first measurement assembly measurement seat (5) mounting hole
" π " font, second survey component measurement seat (8) mounting hole position two-by-two line be in small listrium jam plate groove " Τ " font；Institute
State the first support block and be designed with the height step horizontal support face location structure to match with the big listrium of blade to be measured, described second
Support block is designed with the height step horizontal support face location structure to match with the small listrium of blade to be measured, the level of two support blocks
Supporting surface highly makes the measurement pin of two measurement assemblies insert in blade listrium jam plate groove to be measured；The support blade both ends to be measured leaf
The first locating piece and the second locating piece of basin are designed with two supporting surfaces tangent with blade and blade basin two edges pelvic surface of sacrum；The compression
Component is made up of bearing (9) and the screw (10) that compresses by being threadably mounted on bearing.
2. the device according to claim 1 for the measurement of guide vane blade back jam plate groove, it is characterised in that described first
The installation direction of locating piece and the second locating piece is consistent with leaf curling direction, makes two supporting surfaces and blade and blade basin of two locating pieces
Two edges pelvic surface of sacrum matches.
3. the device according to claim 1 for the measurement of guide vane blade back jam plate groove, it is characterised in that the measurement
Pin is made up of measuring section and positioning and guiding section, and the diameter of measuring section matches with the jam plate well width, the diameter of positioning and guiding section
Not less than the diameter of measuring section.
4. the device according to claim 1 for the measurement of guide vane blade back jam plate groove, it is characterised in that the measurement
Bushing (7) is provided with seat mounting hole, measurement finger setting guide section is slidably mounted in bushing.
5. the device according to claim 3 for the measurement of guide vane blade back jam plate groove, it is characterised in that described first
One side of the measurement seat (5) of measurement assembly and the measurement seat (8) of the second measurement assembly towards blade to be measured is inclined-plane, is surveyed with reducing
Measure the length of pin.
6. the device for being used for the measurement of guide vane blade back jam plate groove according to one of claim 1 to 5, it is characterised in that
The bearing to hold down assembly is curved boom structural bearings, the elbow for compressing screw and being arranged on curved boom bearing, makes to compress spiral shell
Nail compresses blade along blade and blade back of the body normal direction.
7. the device for being used for the measurement of guide vane blade back jam plate groove according to one of claim 1 to 5, it is characterised in that
The measurement of first support block, the second support block, the first locating piece, the second locating piece, the first measurement assembly and the second measurement assembly
Seat and the bearing to hold down assembly are placed on table top pedestal by alignment pin (11) and lock-screw (12).
8. the device according to claim 7 for the measurement of guide vane blade back jam plate groove, it is characterised in that the locking
Screw (12) is to immerse oneself in lock-screw.
9. the device for being used for the measurement of guide vane blade back jam plate groove according to one of claim 1 to 5, it is characterised in that
The handle (14) of carrying apparatus is provided with the table top pedestal.
10. the device according to claim 9 for the measurement of guide vane blade back jam plate groove, it is characterised in that described
Face pedestal both sides respectively set the handle (14) of 2 carrying apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510903063.2A CN105423845B (en) | 2015-12-09 | 2015-12-09 | Device for the measurement of guide vane blade back jam plate groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510903063.2A CN105423845B (en) | 2015-12-09 | 2015-12-09 | Device for the measurement of guide vane blade back jam plate groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423845A CN105423845A (en) | 2016-03-23 |
| CN105423845B true CN105423845B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510903063.2A Active CN105423845B (en) | 2015-12-09 | 2015-12-09 | Device for the measurement of guide vane blade back jam plate groove |
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| CN109341478B (en) * | 2018-11-14 | 2020-10-09 | 中国航发动力股份有限公司 | Turbine blade size measuring device and measuring method |
| CN110514086B (en) * | 2019-08-30 | 2021-07-06 | 中国航发动力股份有限公司 | Device and method for measuring position of sealing groove |
| CN111521145A (en) * | 2020-04-30 | 2020-08-11 | 中国航发成都发动机有限公司 | Turbine guide blade exhaust area measuring device and measuring method |
| 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 |
| CN113681322A (en) * | 2021-09-29 | 2021-11-23 | 中国航发动力股份有限公司 | Blade positioning key end face machining clamping device and method |
| CN114001630A (en) * | 2021-11-10 | 2022-02-01 | 中国航发南方工业有限公司 | Blade body groove eccentricity measuring device and method for guide blade |
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| JPS63238501A (en) * | 1987-03-27 | 1988-10-04 | Toyota Motor Corp | Measuring instrument for key groove and knock hole position |
| EP1333244A1 (en) * | 2002-02-01 | 2003-08-06 | Techspace Aero S.A. | Device and method for accurate controlling of the position of grooves |
| CN201247031Y (en) * | 2008-08-26 | 2009-05-27 | 永济新时速电机电器有限责任公司 | End-face annular and trapezoid slots detection measuring tool |
| CN201497452U (en) * | 2009-07-30 | 2010-06-02 | 南通中能机械制造有限公司 | Measuring tool for measuring position of blade lacing hole |
| CN101865640A (en) * | 2010-05-31 | 2010-10-20 | 广东鸿特精密技术股份有限公司 | Comprehensive checking tool capable of detecting true position of elliptical hole |
| CN201754074U (en) * | 2010-07-29 | 2011-03-02 | 广东鸿特精密技术股份有限公司 | Complex hole position comprehensive check tool capable of realizing quick and accurate positioning |
| CN203908433U (en) * | 2014-04-21 | 2014-10-29 | 东港市辽成机械有限公司 | Location degree integrated detection tool of slide valve buckle pneumatic groove and hole |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63238501A (en) * | 1987-03-27 | 1988-10-04 | Toyota Motor Corp | Measuring instrument for key groove and knock hole position |
| EP1333244A1 (en) * | 2002-02-01 | 2003-08-06 | Techspace Aero S.A. | Device and method for accurate controlling of the position of grooves |
| CN201247031Y (en) * | 2008-08-26 | 2009-05-27 | 永济新时速电机电器有限责任公司 | End-face annular and trapezoid slots detection measuring tool |
| CN201497452U (en) * | 2009-07-30 | 2010-06-02 | 南通中能机械制造有限公司 | Measuring tool for measuring position of blade lacing hole |
| CN101865640A (en) * | 2010-05-31 | 2010-10-20 | 广东鸿特精密技术股份有限公司 | Comprehensive checking tool capable of detecting true position of elliptical hole |
| CN201754074U (en) * | 2010-07-29 | 2011-03-02 | 广东鸿特精密技术股份有限公司 | Complex hole position comprehensive check tool capable of realizing quick and accurate positioning |
| CN203908433U (en) * | 2014-04-21 | 2014-10-29 | 东港市辽成机械有限公司 | Location degree integrated detection tool of slide valve buckle pneumatic groove and hole |
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| CN105423845A (en) | 2016-03-23 |
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