CN106370084A - Blade height detection apparatus for multi-connected blade of aero-engine - Google Patents
Blade height detection apparatus for multi-connected blade of aero-engine Download PDFInfo
- Publication number
- CN106370084A CN106370084A CN201610917088.2A CN201610917088A CN106370084A CN 106370084 A CN106370084 A CN 106370084A CN 201610917088 A CN201610917088 A CN 201610917088A CN 106370084 A CN106370084 A CN 106370084A
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- China
- Prior art keywords
- blade
- block
- wedge block
- aero
- balance
- Prior art date
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Classifications
-
- 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
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- 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
- G01B5/003—Measuring of motor parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a blade height detection apparatus for a multi-connected blade of an aero-engine. The detection apparatus comprises a zero setting mechanism and a detection mechanism. The detection mechanism consists of a work bench, an adjusting element, a sliding block, a wedge block, balance alignment elements, a meter alignment element, and a meter reading element, wherein the adjusting element, the sliding block, the wedge block, the balance alignment elements, the meter alignment element, and the meter reading element are arranged on the work bench. Each of the sliding block and the wedge block has an inclined surface; the inclined surfaces of the sliding block and the wedge block match and are in sliding connection; and the sliding block is perpendicular to the wedge block. The adjusting element is connected with the sliding block to adjust the position of the sliding block. The wedge block has a pointed part; the balance alignment elements are distributed at the two sides of the pointed part and are perpendicular to the wedge block; and two free ends of the balance alignment elements are blade height detection ends. When the sliding blocks moves, the wedge block is pushed to move towards a pointing direction of the pointed part; and the pointed part pushes the balance alignment elements to move towards the pointing directions of the detection ends. The meter alignment element is installed on the sliding block; and the meter reading element is arranged at one side of the meter alignment element. According to the detection apparatus, whether the blade height value of the blade meets the standard can be detected rapidly; and the detection apparatus is suitable for detection of blades with different specifications.
Description
Technical field
The invention belongs to blade of aviation engine detection technique field is and in particular to a kind of multi-joint blade and blade of aero-engine
Height detection device.
Background technology
The leaf height of the multi-joint blade of aero-engine refers to a certain key point a of multi-joint vane inside edge plate and a certain key of curtain plate
The distance between point b (as shown in Figure 1), 2 points of lines of a, b necessarily pass through engine center c.When production out after, need
The distance between 2 points of a, b are strictly detected qualified after could use.
Content of the invention
It is an object of the invention to provide a kind of multi-joint blade and blade height detection device of aero-engine, can be with quick detection blade
Leaf high level whether qualified.
For achieving the above object, the technical solution adopted in the present invention is: includes for providing the right of leaf high standard size
Zero mechanism and for detecting the high testing agency of leaf to be measured, testing agency include workbench and the regulating part on workbench,
Slide block, wedge block, balance para-position part, to table part and meter reading part, slide block and wedge block are respectively provided with an inclined-plane, slide block and wedge block
Inclined-plane coincide and sliding contact and slide block are vertically arranged with wedge block, and regulating part is connected the position with adjusting slider, wedge with slide block
Tight block has tip away from the one end on inclined-plane, and balance para-position part is distributed in the both sides of described tip, balance para-position part and wedge block
It is vertically arranged, two free ends of balance para-position part are the high end of probe of leaf, promote wedge block towards the finger of tip when slide block is mobile
Move to direction, described tip promotes balance para-position part towards the pointing direction movement of end of probe；Table part is installed on slide block, reads
Table part is located at the side to table part.
Preferably, the balance para-position part of described tip both sides is respectively provided with a trapezoid block, the inclined-plane of trapezoid block and tip
Inclined-plane coincide and sliding contact.
Preferably, described testing agency also includes the support member on workbench, and slide block is from the bottom sides of support member
Insertion, wedge block is located at the inside of support member, the inside of support member have be easy to wedge block slip slide chamber, described slide chamber
With table vertical.
Preferably, the inside of described support member has spring part, and the bottom of spring part and wedge block support, the top of spring part
End is supported with support member.
Preferably, the bottom of described slide block has a projection, and workbench has a slide slot, and what described projection slided sets
In slide slot.
Preferably, described meter reading part includes instrumental panel and contact, and during use, contact contacts with to table part, the position of contact
Correspond with the numerical value on instrumental panel.
Preferably, wedge block monosymmetric balance para-position part size and structure are identical.
Preferably, described balance para-position part is set up on workbench by support.
Preferably, described to when 0, zero mechanism is set up on support member by pin, and to zero mechanism with respect to support
The centrage of part is symmetrical, is respectively provided with an inner surface to the two ends of zero mechanism, and the distance between two inner surfacies are leaf
High standard size.
Preferably, described regulating part is to turn handle, and balance para-position part is balance alignment pin.
After technique scheme, the present invention has the positive effect that:
(1) detection means in the present invention has to zero mechanism and testing agency, and zero mechanism is used for providing leaf high standard
Size, provides a standard value for testing agency, detects Ye Gaoshi, and testing agency drives the change to table part position by slide block
Change, and meter reading part reads the position to table part to correspond to corresponding numerical value, to obtain the high difference high with standard leaf of blade and blade to be measured
Value, if the amount of deflection is within the scope of specification error, that measured leaf high level is qualified；
(2) detection means in the present invention by the displacement of slide block is passed to wedge block, transmitted by wedge block again by displacement
Balance para-position part, by balancing the key point that para-position part is aligned on the high inner platform of leaf and curtain plate, can be obtained with this slide block
To leaf high level, detection method is simple, by changing to the standard leaf high level in zero mechanism, to adapt to the leaf the Supreme People's Procuratorate of different model
Survey, wide adaptability.
Brief description
Fig. 1 is blade construction schematic diagram；
Fig. 2 is the axonometric chart of the aero-engine multi-joint blade and blade height detection device in the present invention；
Fig. 3 is the front view after the multi-joint blade and blade height detection device of aero-engine shown in Fig. 2 removes a support member；
Fig. 4 is the top view of the multi-joint blade and blade height detection device of aero-engine shown in Fig. 2；
Fig. 5 is the schematic diagram to zero mechanism；
Fig. 6 is the schematic diagram of testing agency；
Fig. 7 is the sectional view after blade and the assembling of testing agency.
Wherein: 1, to zero mechanism, 11, inner surface, 2, testing agency, 21, workbench, 22, regulating part, 23, slide block, 24,
Wedge block, 25, balance para-position part, 26, to table part, 27, meter reading part, 27-1, instrumental panel, 27-2, contact, 28, trapezoid block, 29,
Support member, 210, spring part, 211, support, 212, support block.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is described in further detail.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should broadly understood, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
As illustrated in figs. 2-7, be the present invention aero-engine multi-joint blade and blade height detection device, it is included to zero mechanism 1
With testing agency 2, zero mechanism 1 is used for providing leaf high standard size, provides a standard value, testing agency 2 for testing agency 2
For obtaining the high difference and standard leaf height between of blade and blade to be measured.
It is specifically an inner surface 11 to be respectively provided with to the two ends of zero mechanism 1, the distance between two inner surfacies 11 are
Leaf high standard size.
Testing agency 2 includes workbench 21 and the regulating part on workbench 21 22, slide block 23, wedge block 24, balance
Para-position part 25, to table part 26, meter reading part 27, trapezoid block 28, support member 29, spring part 210 and support 211.The bottom of slide block 23
There is a projection, workbench 21 have a slide slot, described projection slide in slide slot so that slide block 23 can be
Slide on workbench 21.Regulating part 22 is connected by a connecting rod with slide block 23, and wherein, regulating part 22 is to turn handle, described
Connecting rod is supported by a support block 212, is threaded connection between connecting rod and support block 212, during rotation regulating part 22, connects
Bar rotation, due to the effect of screw thread, connecting rod moves forward, and then promotes slide block 23 to slide on workbench 21, i.e. slide block 23
Can move horizontally with respect to workbench 21.Support member 29 stands on workbench 21, and support member 29 is spelled by two relative columns
Connect composition, slide block 23 inserts from the bottom sides of support member 29.Wedge block 24 be located at support member 29 inside, support member 29 interior
Portion have be easy to wedge block 24 slip slide chamber, described chamber of sliding is vertical with workbench 21, and that is, wedge block 24 can be with respect to
Workbench 21 vertical shift.Wedge block 24 is located at the side away from regulating part 22 of slide block 23, and slide block 23 is all had with wedge block 24
There is an inclined-plane, slide block 23 is coincide and sliding contact with the inclined-plane of wedge block 24, and slide block 23 is vertically arranged with wedge block 24.
Wedge block 24 away from inclined-plane one end be top be tip, balance para-position part 25 work is set up in by support 211
On platform 21 and be distributed in the both sides of described tip, balance para-position part 25 size of tip both sides and structure are identical, and wherein, balance is right
Position part 25 is balance alignment pin.Balance para-position part 25 is vertically arranged with wedge block 24, the balance para-position part 25 of described tip both sides
It is respectively provided with a trapezoid block 28, trapezoid block 28 is integrally formed with balance para-position part 25, the inclined-plane of trapezoid block 28 and the inclined-plane of tip
It coincide and sliding contact, two one end away from trapezoid block 28 of balance para-position part 25 are free end, free end is the high spy of leaf
Survey end, promote wedge block 24 towards the pointing direction movement of tip when slide block 23 is mobile, described tip promotes balance para-position part 25 court
The pointing direction of end of probe moves, the key point that end of probe is conflicted on vane inside edge plate and curtain plate.Balance para-position part
It is arranged with spring, being easy to reset uses on 25.
The inside of support member 29 has spring part 210, and on spring part 210, one end neighbouring with slide block 23 is spring part 210
Bottom support with wedge block 24, the other end of spring part 210 is supported with support member 29.The setting of spring part 210 can make cunning
When block 23 is return, wedge block 24 is fast automatic returns to initial position.
Table part 26 is installed on slide block 23, to table part 26 with the movement of slide block 23 and changing position.Meter reading part 27 is pacified
It is loaded on workbench 21 and is located at the side to table part 26, meter reading part 27 includes instrumental panel 27-1 and contact 27-2, during use, touch
Head 27-2 contacts with to table part 26, and the position of contact 27-2 is corresponded with the numerical value on instrumental panel 27-1.
To when 0, zero mechanism 1 is set up on support member 29 by pin, and to zero mechanism 1 with respect in support member 29
Heart line is symmetrical.
The aero-engine multi-joint blade and blade height detection device service condition of the present invention is as follows: first to testing agency 2 school zero,
It is specifically zero mechanism 1 will to be installed on support member 29 by pin, then turning regulating part 22 makes slide block 23 mobile, sliding
Block 23 promotes wedge block 24 up to move during moving horizontally, and the tip on wedge block 24 promotes balance para-position part 25 toward both sides
Mobile, till balance para-position part 25 is to the inner surface 11 being tightened to zero mechanism 1, then promote contact 27-2, until contact
To table part 26, by the numerical value zeroing on instrumental panel 27-1, take off and zero mechanism 1 is completed with school odd-job work.Then use school
Testing agency 2 after zero detects that leaf to be measured is high, is specifically blade to be measured to be put on support member 29, then turns regulating part
22, until two end of probe balancing para-position part 25 are fitted tightly with curtain plate inwall in blade, then mobile contact 27-2 is straight
To touching to table part 26, the numerical value that instrumental panel 27-1 shows is exactly the deviation with theoretical value, because wedge block 24 is in
The center of two end of probe, so the variation numerical value of the inner side point of curtain plate is the two of instrumental panel 27-1 reading respectively in blade
/ mono-.If the amount of deflection recording is within the scope of specification error, the leaf high level of measured blade is qualified, otherwise for not
Qualified.After the completion of detection, turn regulating part 22, make slide block 23 return to initial position, wedge block 24 is because of the recovery in spring part 210
It is returned to rapidly initial position under power effect.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these changes and deformation all should belong to application claims protection domain it
Interior.
Claims (10)
1. a kind of multi-joint blade and blade height detection device of aero-engine it is characterised in that: include for providing leaf high standard size
To zero mechanism (1) with for detecting the high testing agency of leaf to be measured (2), testing agency (2) include workbench (21) and located at
Regulating part (22) on workbench (21), slide block (23), wedge block (24), balance para-position part (25), to table part (26) and meter reading
Part (27), slide block (23) and wedge block (24) are respectively provided with an inclined-plane, and slide block (23) coincide and slides with the inclined-plane of wedge block (24)
Contact and slide block (23) is vertically arranged with wedge block (24), regulating part (22) is connected with the position of adjusting slider (23) with slide block (23)
Put, wedge block (24) has tip away from the one end on inclined-plane, and balance para-position part (25) is distributed in the both sides of described tip, and balance is right
Position part (25) is vertically arranged with wedge block (24), and two free ends of balance para-position part (25) are the high end of probe of leaf, slide block
(23) promote wedge block (24) towards the pointing direction movement of tip when moving, described tip promotes balance para-position part (25) towards detection
The pointing direction at end moves；Table part (26) is installed on slide block (23), meter reading part (27) is located at the side to table part (26).
2. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: described tip two
Balance para-position part (25) of side is respectively provided with a trapezoid block (28), and the inclined-plane of trapezoid block (28) coincide and slides with the inclined-plane of tip
Contact.
3. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: testing agency
(2) also include the support member (29) on workbench (21), slide block (23) inserts from the bottom sides of support member (29), wedging
Block (24) is located at the inside of support member (29), the inside of support member (29) have be easy to that wedge block (24) slides slide chamber, institute
State that to slide chamber vertical with workbench (21).
4. the multi-joint blade and blade height detection device of aero-engine according to claim 3 it is characterised in that: support member (29)
Inside there is spring part (210), the bottom of spring part (210) is supported with wedge block (24), the top of spring part (210) with
Support member (29) supports.
5. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: slide block (23)
Bottom has a projection, and workbench (21) has a slide slot, described projection slide in slide slot.
6. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: meter reading part (27)
Including instrumental panel (27-1) and contact (27-2), during use, contact (27-2) contacts with to table part (26), the position of contact (27-2)
Put and correspond with the numerical value on instrumental panel (27-1).
7. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: wedge block (24)
Monosymmetric balance para-position part (25) size and structure are identical.
8. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: balance para-position part
(25) it is set up on workbench (21) by support (211).
9. the multi-joint blade and blade height detection device of aero-engine according to claim 7 it is characterised in that: to when zero to zero
Mechanism (1) is set up on support member (29) by pin, and to right about the centrage with respect to support member (29) for zero mechanism (1)
Claim, an inner surface (11) is respectively provided with to the two ends of zero mechanism (1), the distance between two inner surfacies (11) are leaf high standard
Size.
10. the multi-joint blade and blade height detection device of aero-engine according to claim 1 it is characterised in that: regulating part
(22) it is to turn handle, balance para-position part (25) is balance alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917088.2A CN106370084A (en) | 2016-10-21 | 2016-10-21 | Blade height detection apparatus for multi-connected blade of aero-engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917088.2A CN106370084A (en) | 2016-10-21 | 2016-10-21 | Blade height detection apparatus for multi-connected blade of aero-engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106370084A true CN106370084A (en) | 2017-02-01 |
Family
ID=57896251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610917088.2A Pending CN106370084A (en) | 2016-10-21 | 2016-10-21 | Blade height detection apparatus for multi-connected blade of aero-engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106370084A (en) |
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| GB698028A (en) * | 1952-03-11 | 1953-10-07 | Standard Gage Co Inc | Improvements in dial bore gage |
| KR20100004271U (en) * | 2008-10-16 | 2010-04-26 | 한전케이피에스 주식회사 | Seat width measuring tool for wedge gate valve |
| RU2510487C1 (en) * | 2012-07-26 | 2014-03-27 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" - Госкорпорация "Росатом" | Device for calibration of inching transducer |
| CN203550852U (en) * | 2013-11-08 | 2014-04-16 | 沈阳黎明航空发动机(集团)有限责任公司 | Measuring device for detecting blade chord length |
| CN203572356U (en) * | 2013-10-30 | 2014-04-30 | 东方电气集团东方汽轮机有限公司 | Longitudinal tree type blade root and blade composite measuring tool |
| CN104111018A (en) * | 2014-07-31 | 2014-10-22 | 中国科学院上海光学精密机械研究所 | High-accuracy distance measurement device |
| CN204286275U (en) * | 2014-12-18 | 2015-04-22 | 天津立林钻头有限公司 | Deep hole internal diameter R groove measures measurer |
| CN205383977U (en) * | 2016-03-15 | 2016-07-13 | 广州市光裕汽车空调制造有限公司 | Piston ball is apart from measuring frock |
| CN206177204U (en) * | 2016-10-21 | 2017-05-17 | 无锡飞而康精铸工程有限公司 | Aeroengine allies oneself with blade blade height detection device more |
-
2016
- 2016-10-21 CN CN201610917088.2A patent/CN106370084A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB698028A (en) * | 1952-03-11 | 1953-10-07 | Standard Gage Co Inc | Improvements in dial bore gage |
| KR20100004271U (en) * | 2008-10-16 | 2010-04-26 | 한전케이피에스 주식회사 | Seat width measuring tool for wedge gate valve |
| RU2510487C1 (en) * | 2012-07-26 | 2014-03-27 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" - Госкорпорация "Росатом" | Device for calibration of inching transducer |
| CN203572356U (en) * | 2013-10-30 | 2014-04-30 | 东方电气集团东方汽轮机有限公司 | Longitudinal tree type blade root and blade composite measuring tool |
| CN203550852U (en) * | 2013-11-08 | 2014-04-16 | 沈阳黎明航空发动机(集团)有限责任公司 | Measuring device for detecting blade chord length |
| CN104111018A (en) * | 2014-07-31 | 2014-10-22 | 中国科学院上海光学精密机械研究所 | High-accuracy distance measurement device |
| CN204286275U (en) * | 2014-12-18 | 2015-04-22 | 天津立林钻头有限公司 | Deep hole internal diameter R groove measures measurer |
| CN205383977U (en) * | 2016-03-15 | 2016-07-13 | 广州市光裕汽车空调制造有限公司 | Piston ball is apart from measuring frock |
| CN206177204U (en) * | 2016-10-21 | 2017-05-17 | 无锡飞而康精铸工程有限公司 | Aeroengine allies oneself with blade blade height detection device more |
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Application publication date: 20170201 |
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