CN105423845A - Guide blade back locking plate slot measuring device - Google Patents
Guide blade back locking plate slot measuring device Download PDFInfo
- Publication number
- CN105423845A CN105423845A CN201510903063.2A CN201510903063A CN105423845A CN 105423845 A CN105423845 A CN 105423845A CN 201510903063 A CN201510903063 A CN 201510903063A CN 105423845 A CN105423845 A CN 105423845A
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- Prior art keywords
- blade
- jam plate
- measured
- measuring
- plate groove
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Harvester Elements (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a guide blade back locking plate slot measuring device. The guide blade back locking plate slot measuring device includes a table top pedestal, a first support block, a second support block, a first locating piece, a second locating piece, a first measuring assembly, a second measuring assembly, and a compressing module, wherein the first support block is fixedly arranged on the table top pedestal and is used for supporting the end of a large edge plate for a blade to be detected; the second support block is fixedly arranged on the table top pedestal and is used for supporting the end of a small edge plate of the blade to be detected; the first locating piece and the second locating piece support blade basins at two ends of the blade to be detected; the first measuring assembly is used for detecting a locking plate slot on the large edge plate of the blade to be detected; the second measuring assembly is used for detecting the locking plate slot on the small edge plate of the blade to be detected; the compressing module is arranged between the first measuring assembly and the second measuring assembly, and is used for abutting against and fixing the blade back to be detected; and the first measuring assembly and the second measuring assembly are each formed by a measuring base and a plurality of measuring pins, wherein the measuring pins are slidingly arranged in mounting holes for the measuring base axially and the diameter of each measuring pin matches the width of each locking plate slot. The guide blade back locking plate slot measuring device can complete detection with high quality, and can simplify the detection operation and improve the detection efficiency.
Description
Technical field
The present invention relates to guide vane blade back jam plate groove field of measuring technique, particularly for measuring the fitting device of guide vane blade back jam plate groove.
Background technology
On guide vane, the position degree of basin back of the body jam plate groove is the important indicator weighing jam plate groove position on guide vane, whether qualified position degree is, its rigging position can be met to guide vane in engine assembly to have great significance, therefore detect extremely important to the position degree of guide vane basin back of the body jam plate groove.At present, adopt three-dimensional also can complete the detection of guide vane basin back of the body jam plate groove position degree, but guide vane batch is very large usually, the lock width of board slot of some blade is less than 1.0mm, due to three-dimensional measuring head diameter and the space constraint leaving swing to gauge head, three-dimensional coordinates measurement guide vane basin cannot be adopted to carry on the back the position degree of jam plate groove, therefore just seem very necessary by the position degree measuring tool of maximum material principle design.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of device measured for guide vane blade back jam plate groove is provided, so that the position degree that can complete various guide vane basin back of the body jam plate groove detects, and simplify detection operation and improve detection efficiency.
For foregoing invention object, technical scheme of the present invention design: according to the distribution situation of guide vane basin back of the body jam plate groove, shape, quantity and size, two straight pins (i.e. 2 points) are adopted to measure to each section of tested jam plate groove, as long as the position of groove is qualified measured by each straight pin, can ensure that the position degree of all grooves on detected part meets designing requirement.
The device measured for guide vane blade back jam plate groove of the present invention, comprise table top pedestal, be fixedly installed on table top pedestal for support the first back-up block of blade to be measured large listrium end, the second back-up block supporting blade to be measured little listrium end, the first locating piece supporting blade two ends to be measured leaf basin and the second locating piece, for detect the large listrium of blade lock board slot the first measurement components and detect blade little listrium lock board slot the second measurement components, between the first measurement components and the second measurement components for compressing holding down assembly of fixing blade blade back to be measured; Described first measurement components and the second measurement components by measuring seat and can sliding axially be arranged on that measuring seat mounting hole interior diameter and jam plate well width match multiple measure to sell form, the position of the first measurement components measuring seat mounting hole between two line is " π " font of large listrium jam plate groove, and the second position surveying assembly measuring seat mounting hole between two line is " Τ " font of little listrium jam plate groove; Described first back-up block is designed with the height step horizontal support face location structure matched with the large listrium of blade to be measured, described second back-up block is designed with the horizontal support face location structure matched with the little listrium of blade to be measured, and the horizontal support face height of two back-up blocks makes the measurement pin of two measurement components insert in blade listrium jam plate groove to be measured; First locating piece of described support blade to be measured two ends leaf basin and the second locating piece are all designed with two supporting surfaces tangent with blade and blade basin two edges pelvic surface of sacrum; Described holding down assembly by bearing with by the screw that compresses on screw thread erection support is formed.
In technique scheme of the present invention, described first locating piece is preferably consistent with leaf curling direction with the installation direction of the second locating piece, and two supporting surfaces of two locating pieces and blade and blade basin two edges pelvic surface of sacrum are matched.
In technique scheme of the present invention, described measurement pin is made up of measuring section and positioning and guiding section, and the diameter of measuring section mates with described jam plate well width, and the diameter of positioning and guiding section is not less than the diameter of measuring section.
In technique scheme of the present invention, in described measuring seat mounting hole, be provided with lining, measure finger setting guide section and be slidably mounted in lining.
In technique scheme of the present invention, the measuring seat of described first measurement components and the measuring seat decision design of the second measurement components be towards a side of blade to be measured be inclined-plane, to reduce the length measuring pin.
In technique scheme of the present invention, described in the bearing decision design that holds down assembly be curved boom structural bearings, described in 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.
In technique scheme of the present invention, the measuring seat of the first back-up block, the second back-up block, the first locating piece, the second locating piece, the first measurement components and the second measurement components and the bearing held down assembly all are placed on table top pedestal by register pin and lock-screw.Lock-screw preferably immersed oneself in by described lock-screw.
In technique scheme of the present invention, described table top pedestal is provided with the handle of carrying apparatus, and decision design is the handle that table top pedestal both sides respectively arrange 2 carrying apparatus.
Utilize device of the present invention to detect the method for guide vane basin back of the body jam plate groove position degree, step is as follows:
1. detected blade is placed to the device measured for guide vane blade back jam plate groove of the present invention, completes and locate by each positioning datum (the first back-up block, the first locating piece, the second locating piece) on this device and fix;
2. position degree detection is carried out to the jam plate groove on detected blade, measurement pin is pushed ahead along corresponding bush hole, if measure pin can enter into blade lock board slot, and lead to bottom land, then the position degree of this aperture is qualified, if measure pin can not enter blade lock board slot, maybe can enter groove but can not lead to this bottom land, then the position degree of this aperture is defective; According to the method described above one by one position degree detection is carried out to grooves all on detected blade, after completing detection, can determine whether the aperture position degree on detected part meets designing requirement.
The present invention has following beneficial effect:
1, the position degree detection of device of the present invention owing to replacing the position degree of one section of groove to carry out whole flute profile with two straight pins (i.e. 2 points), thus apparatus structure is comparatively simple, is convenient to processing and fabricating.
2, device of the present invention is used, not only can ensure that guide vane is locked the position degree Detection job of board slot, the position degree realizing the guide vane basin back of the body jam plate groove of all size detects, and greatly reduces detection limit, improve detection efficiency, save detection time.
3, device of the present invention devises three positioning datums, and be provided with and compress screw, the thus convenient mounting and clamping of detected part for fixing detected part.
Accompanying drawing explanation
Fig. 1 is the front view of the device for the measurement of guide vane blade back jam plate groove of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the H direction view of Fig. 2.
Fig. 4 is the three-dimensional structure diagram of the device for the measurement of guide vane blade back jam plate groove of the present invention.
Fig. 5 is guide vane three-dimensional structure diagram.
In figure, 1-table top pedestal, the 2-the first back-up block, the 3-the second back-up block, 4-the first locating piece, the 5-the first measurement components measuring seat, 6-measure pin, 7-lining, 8-the second measurement components measuring seat, 9-bearing, 10-compress screw, 11-register pin, 12-lock-screw, the 13-the second locating piece, 14-handle, 15-blade back, 16-back of the body jam plate groove, 17-little listrium location end face, 18-large listrium location end face, 19-large listrium setting circle cambered surface.
Embodiment
Below by embodiment, the device for the measurement of guide vane blade back jam plate groove of the present invention is described further.
Embodiment 1
In the present embodiment, for guide vane blade back jam plate groove measure device structure as shown in figures 1-4, table top pedestal 1, be fixedly installed on table top pedestal for supporting the first back-up block 2 of the large listrium end of blade to be measured, support the second back-up block 3 of the little listrium end of blade to be measured, support the first locating piece 4 and the second locating piece 13 of blade two ends to be measured leaf basin, for detect the large listrium of blade lock board slot the first measurement components and detect blade little listrium and to lock the second measurement components of board slot, survey between assembly and the second measurement components for compressing holding down assembly of fixing blade blade back to be measured first, the measuring seat of the first back-up block, the second back-up block, the first locating piece, the second locating piece, the first measurement components and the second measurement components and the bearing that holds down assembly are all by register pin 11 with immerse oneself in lock-screw 12 and be placed on table top pedestal.Described table top pedestal both sides respectively arrange the handle 14 of 2 carrying apparatus.Described first measurement components and the second measurement components are arranged on by measuring seat and can sliding axially multiple measurement pins 6 that measuring seat mounting hole interior diameter and jam plate well width match and form, the position of the first measurement components measuring seat 5 mounting hole between two line is " π " font of large listrium jam plate groove, second position surveying assembly measuring seat 8 mounting hole between two line is " Τ " font of little listrium jam plate groove, the measuring seat 5 of the first measurement components and the measuring seat 8 of the second measurement components are inclined-plane towards a side of blade to be measured, to reduce the length measuring pin; Described measurement pin is made up of measuring section and positioning and guiding section, and the diameter of measuring section mates with described jam plate well width, and the diameter of positioning and guiding section is not less than the diameter of measuring section.Be provided with lining 7 in described measuring seat mounting hole, measure finger setting guide section and be slidably mounted in lining.Described first back-up block is designed with the height step horizontal support face location structure matched with the large listrium of blade to be measured, described second back-up block is designed with the horizontal support face location structure matched with the little listrium of blade to be measured, and the horizontal support face height of two back-up blocks makes the measurement pin of two measurement components insert in blade listrium jam plate groove to be measured; First locating piece of described support blade to be measured two ends leaf basin and the second locating piece are all designed with two supporting surfaces tangent with blade and blade basin two edges pelvic surface of sacrum, first locating piece is consistent with leaf curling direction with the installation direction of the second locating piece, and two supporting surfaces of two locating pieces and blade and blade basin two edges pelvic surface of sacrum are matched.Described holding down assembly by bearing 9 with by the screw 10 that compresses on screw thread erection support is formed.The described bearing held down assembly is curved boom structural bearings, described in 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. the device measured for guide vane blade back jam plate groove, it is characterized in that, comprise table top pedestal (1), be fixedly installed on table top pedestal for supporting first back-up block (2) of the large listrium end of blade to be measured, support second back-up block (3) of the little listrium end of blade to be measured, support the first locating piece (4) and second locating piece (13) of blade two ends to be measured leaf basin, for detect the large listrium of blade lock board slot the first measurement components and detect blade little listrium and to lock the second measurement components of board slot, for compressing holding down assembly of fixing blade blade back to be measured between the first measurement components and the second measurement components, by measuring seat and can sliding axially, multiple measurement that described first measurement components and the second measurement components are arranged on that measuring seat mounting hole interior diameter and jam plate well width match is sold (6) and is formed, the position of the first measurement components measuring seat (5) mounting hole between two line is " π " font of large listrium jam plate groove, and the second position surveying assembly measuring seat (8) mounting hole between two line is " Τ " font of little listrium jam plate groove, described first back-up block is designed with the height step horizontal support face location structure matched with the large listrium of blade to be measured, described second back-up block is designed with the height step horizontal support face location structure matched with the little listrium of blade to be measured, and the horizontal support face height of two back-up blocks makes the measurement pin of two measurement components insert in blade listrium jam plate groove to be measured, first locating piece of described support blade to be measured two ends leaf basin and the second locating piece are all designed with two supporting surfaces tangent with blade and blade basin two edges pelvic surface of sacrum, described holding down assembly by bearing (9) with by the screw (10) that compresses that screw thread is arranged on bearing is formed.
2. the device measured for guide vane blade back jam plate groove according to claim 1, it is characterized in that, described first locating piece is consistent with leaf curling direction with the installation direction of the second locating piece, and two supporting surfaces of two locating pieces and blade and blade basin two edges pelvic surface of sacrum are matched.
3. the device measured for guide vane blade back jam plate groove according to claim 1, it is characterized in that, described measurement pin is made up of measuring section and positioning and guiding section, and the diameter of measuring section mates with described jam plate well width, and the diameter of positioning and guiding section is not less than the diameter of measuring section.
4. the device measured for guide vane blade back jam plate groove according to claim 1, is characterized in that, be provided with lining (7) in described measuring seat mounting hole, measures finger setting guide section and is slidably mounted in lining.
5. the device measured for guide vane blade back jam plate groove according to claim 3, it is characterized in that, the measuring seat (5) of described first measurement components and the measuring seat (8) of the second measurement components are inclined-plane towards a side of blade to be measured, to reduce the length measuring pin.
6. according to the device measured for guide vane blade back jam plate groove one of claim 1 to 5 Suo Shu, it is characterized in that, the described bearing held down assembly is curved boom structural bearings, described in 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.
7. according to the device measured for guide vane blade back jam plate groove one of claim 1 to 5 Suo Shu, it is characterized in that, the measuring seat of the first back-up block, the second back-up block, the first locating piece, the second locating piece, the first measurement components and the second measurement components and the bearing held down assembly all are placed on table top pedestal by register pin (11) and lock-screw (12).
8. the device measured for guide vane blade back jam plate groove according to claim 7, it is characterized in that, described lock-screw (12) is for immersing oneself in lock-screw.
9., according to the device measured for guide vane blade back jam plate groove one of claim 1 to 5 Suo Shu, it is characterized in that, described table top pedestal is provided with the handle (14) of carrying apparatus.
10. the device measured for guide vane blade back jam plate groove according to claim 9, it is characterized in that, described table top pedestal both sides respectively arrange 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 |
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| CN105423845A true CN105423845A (en) | 2016-03-23 |
| CN105423845B CN105423845B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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| CN (1) | CN105423845B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110514086A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A kind of device and method for obturaging groove location measurement |
| 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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| 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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| 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 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN110514086A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A kind of device and method for obturaging groove location measurement |
| 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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| CN105423845B (en) | 2017-12-12 |
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