CN107101604A - A kind of cylinder holes reticulate pattern measurement sample producing device and method - Google Patents
A kind of cylinder holes reticulate pattern measurement sample producing device and method Download PDFInfo
- Publication number
- CN107101604A CN107101604A CN201710525103.3A CN201710525103A CN107101604A CN 107101604 A CN107101604 A CN 107101604A CN 201710525103 A CN201710525103 A CN 201710525103A CN 107101604 A CN107101604 A CN 107101604A
- Authority
- CN
- China
- Prior art keywords
- cylinder holes
- reticulate pattern
- light barrier
- circular cover
- photographic film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
Abstract
The invention provides a kind of cylinder holes reticulate pattern measurement sample producing device and method, wherein, producing device includes photographic film, light source, lens, the first light barrier, the second light barrier, the control device for lighting and extinguishing light source, transparent positioning tube, circular cover, and the diameter of circular cover is identical with the diameter of transparent positioning tube；It is relative provided with two position limiting structures in circular cover；The side inwall of transparent positioning tube is provided with photographic film, and circular cover is provided with the first light barrier；Light source is located on the internal face of circular cover, and with photographic film respectively positioned at the both sides of the first light barrier；Mounting hole is provided with first light barrier, lens are located in mounting hole, and lens are corresponding with photographic film；Circular cover is provided with via, and one end of the second light barrier passes through via, and its other end is provided with block；Second light barrier can shelter from the cylinder holes reticulate pattern corresponding with photographic film.The producing device and method of the present invention, results in the preferable cylinder holes reticulate pattern measurement sample of quality.
Description
Technical field
The present invention relates to engine component detection technique field, and in particular to a kind of cylinder holes reticulate pattern measurement sample makes dress
Put and method.
Background technology
The cylinder-bore plateau honing cross hatches technique of engine is current cylinder holes processing technology state-of-the-art in the world, and it is in gas
The reticulate pattern feature intersected and there is certain depth simultaneously is formed in cylinder holes, has pole to improving engine life, economy, dynamic property
Its important meaning.Need to detect the plateau honing cross hatches having built up in actual research and development and production process, be typically
Duplicating film is produced on the bore area at the plane 40mm to 75mm of cylinder set upper side to make cylinder holes reticulate pattern measurement sample,
Then the parameter such as cutting direction crossing instances, reticulate pattern angle of observation Honing process on sample is measured in the cylinder holes reticulate pattern.If
There is the cutting of reticulate pattern feature one direction on cylinder holes reticulate pattern measurement sample, then judge that the processing of this reticulate pattern is unqualified；Use and put simultaneously
Big measuring apparatus, carries out accurate measurement to reticulate pattern angle and obtains authentic and valid reticulate pattern angle value, contrasted with the value of technological requirement,
Enter next procedure if in the range of design tolerance, if beyond design tolerance, platform honing is adjusted according to error amount
Machined parameters are corrected, untill reticulate pattern parameters are qualified.Therefore, the cylinder holes reticulate pattern measurement sample for producing high-quality is essence
The basis of true detection platform cross hatch feature.
The production program of existing cylinder holes reticulate pattern measurement sample is typically：The first step, by cylinder-bore wiped clean, selects graphite
Powder is uniformly applied on cylinder internal surface of hole to be measured, it is desirable to powdered graphite formation one long 50mm, width 30mm rectangle
Domain；Second step, selection adhesive tape is covered in rectangular region and scribbled on the cylinder hole surface to be measured of powdered graphite；3rd step,
About 30S is compressed with clean palm, thrust is uniform, does not allow transparent adhesive tape to carry the movement of any direction in compaction process；
4th step：Adhesive tape is removed and is attached on glass slide, so far a cylinder holes reticulate pattern measurement sample completes.Existing skill
It is to smear cylinder surface using powdered graphite in art, recycles adhesive tape reverse-printed to go out cylinder-bore reticulate pattern feature.Due to making
During, often occur that the smearing of graphite is uneven, the thrust of operating personnel's palm is uneven, adhesive tape is moved
Phenomenon, and adhesive tape stickup when easily there is folding line and bubble so that obtain cylinder holes reticulate pattern measurement sample matter
Amount is poor, and then can not really reflect cylinder holes reticulate pattern feature.
The content of the invention
It is an object of the invention to provide a kind of cylinder holes reticulate pattern measurement sample producing device and method, to solve in the prior art
Cylinder holes reticulate pattern measurement sample it is second-rate the problem of.
To achieve the above object, the invention provides following technical scheme：
A kind of cylinder holes reticulate pattern measures sample producing device, and it includes photographic film, light source, lens, the first light barrier, second
Light barrier, the control device for lighting and extinguishing the light source, for be engaged with cylinder holes transparent positioning tube, be arranged on institute
The circular cover of the nozzle of transparent positioning tube is stated, the diameter of the circular cover is identical with the diameter of the transparent positioning tube；Institute
State and two position limiting structures for mutually keeping off connecing with the cylinder body upper surface at the cylinder holes are relatively set with circular cover；It is described transparent fixed
It is provided with the photographic film, the circular cover on the side inwall of position cylinder and is provided with first light barrier, described the
One light barrier is located in the transparent positioning tube；The light source is arranged on the internal face of the circular cover, the photoresists
Piece and the light source are located at the both sides of first light barrier respectively；Mounting hole is provided with first light barrier, it is described
Mirror is arranged in the mounting hole, and the lens are corresponding with the photographic film；Via, institute are provided with the circular cover
The one end for stating the second light barrier passes through the via, and the other end of second light barrier is provided with and the circle at the via
Cover plate mutually keeps off the block connect；Second light barrier can shelter from the cylinder holes reticulate pattern corresponding with the photographic film.
Preferably, the first end of first light barrier, which is provided with to be provided with connecting stud, the circular cover, supplies institute
The through hole that connecting stud is passed through is stated, the connecting stud is engaged through the through hole with adjusting knob.
Preferably, the width of first light barrier is equal to the internal diameter of the transparent positioning tube, first light barrier
Second end is connected with the bottom of the transparent positioning tube；There is folded section on first light barrier.
Preferably, first light barrier and second light barrier are opaque acrylic board.
Preferably, second light barrier is arc.
Preferably, the position limiting structure is spacer pin.
A kind of cylinder holes reticulate pattern measures sample preparation method, and it comprises the following steps：
A, using alcohol cylinder holes inner surface is cleaned clean, remove greasy dirt, the metal impurities remained in processing, make cylinder holes net
Line feature is clear；
B, in camera bellows, by described in any of the above-described cylinder holes reticulate pattern measurement sample producing device be put into cylinder holes, make institute
The position limiting structure for stating cylinder holes reticulate pattern measurement sample producing device mutually keeps off with cylinder body upper surface and connect；
C, point bright light source, take the second light barrier away, and the cylinder holes reticulate pattern feature for being now placed in the side of transparent positioning tube will be logical
Cross lens to show on the photographic film of the opposite side of transparent positioning tube, so far cylinder holes reticulate pattern measurement sample completes,
Reticulate pattern on photographic film is the reticulate pattern of cylinder holes.
The beneficial effects of the present invention are：
The cylinder holes reticulate pattern measurement sample producing device and method of the present invention, it need to put bright light source, it becomes possible to will be transparent fixed
The cylinder holes reticulate pattern feature of side of position cylinder shown by lens on the photographic film of the opposite side of transparent positioning tube, now
Cylinder holes reticulate pattern measurement sample is to complete, and eliminates a large amount of manual operationss of operating personnel, preferably avoids appearance existing
The smearing of graphite is uneven in technology, and the thrust of operating personnel's palm is uneven, adhesive tape is moved and transparent adhesive tape
The problem of easily there is folding line and bubble when band is pasted, so as to obtain the preferable cylinder holes reticulate pattern measurement sample of quality, and then
It more can really reflect cylinder holes reticulate pattern feature.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, and the specific embodiment of the present invention will be made further specifically with reference to accompanying drawing
It is bright, wherein
Fig. 1 is the schematic diagram that cylinder holes reticulate pattern provided in an embodiment of the present invention measures sample producing device；
Fig. 2 is schematic diagram when circular cover provided in an embodiment of the present invention is installed with the first light barrier.
Marked in accompanying drawing：
11st, transparent positioning tube 21, photographic film 22, cylinder holes reticulate pattern 31, the first light barrier 32, lens 41, block
51st, circular cover 61, light source 71, cylinder body upper surface 81, adjusting knob 91, spacer pin
Embodiment
In order that those skilled in the art more fully understand technical scheme, below in conjunction with specific embodiment pair
This programme is further discussed in detail.
As depicted in figs. 1 and 2, sample producing device is measured the embodiments of the invention provide a kind of cylinder holes reticulate pattern, it includes
Photographic film 21, light source 61, lens 32, the first light barrier 31, the second light barrier, the control for lighting and extinguishing light source 61 are filled
Put, for be engaged with cylinder holes transparent positioning tube 11, be arranged on transparent positioning tube 11 nozzle circular cover 51, circular lid
The diameter of plate 51 is identical with the diameter of transparent positioning tube 11；Be relatively set with circular cover 51 two with the cylinder body at cylinder holes
Surface 71 mutually keeps off the position limiting structure connect；It is provided with the side inwall of transparent positioning tube 11 in photographic film 21, circular cover 51
The first light barrier 31 is provided with, the first light barrier 31 is located in transparent positioning tube 11；Light source 61 is arranged on the interior of circular cover 51
On wall, photographic film 21 and light source 61 are respectively positioned at the both sides of the first light barrier 31；Installation is provided with first light barrier 31
Hole, lens 32 are arranged in mounting hole, and lens 32 are corresponding with photographic film 21；Via, second are provided with circular cover 51
One end of light barrier passes through via, and the other end of the second light barrier is provided with mutually keeps off the block connect with the circular cover 51 at via
41；Second light barrier can shelter from the cylinder holes reticulate pattern 22 corresponding with photographic film.It is understood that not shown in Fig. 1
Not shown via in control device, Fig. 1 and Fig. 2；First light barrier 31, which can shut out the light, to be irradiated on photographic film 21.
Cylinder holes reticulate pattern provided in an embodiment of the present invention measures sample producing device, and it need to put bright light source 61, it becomes possible to will
The feature of cylinder holes reticulate pattern 22 of the side of transparent positioning tube 11 by lens 32 the opposite side of transparent positioning tube 11 photographic film
Shown on 21, now cylinder holes reticulate pattern measurement sample is to complete, and eliminates a large amount of manual operationss of operating personnel, preferably
Ground avoid occur graphite in the prior art smearing it is uneven, the thrust of operating personnel's palm is uneven, adhesive tape hair
The problem of easily there is folding line and bubble when raw movement and adhesive tape stickup, so as to obtain the preferable cylinder holes net of quality
Line measures sample, and then more can really reflect cylinder holes reticulate pattern feature.
In another embodiment that the present invention is provided, the first end of the first light barrier 31 can be provided with connecting stud, circle
The through hole passed through for connecting stud is provided with shape cover plate 51, connecting stud is engaged through through hole with adjusting knob 81.Pass through
This scheme, can adjust the position of lens 32, to enable lens 32 and photographic film 21 preferably corresponding in most
Best placement, so that the cylinder holes reticulate pattern 22 obtained on photographic film 21 can more really reflect the cylinder holes reticulate pattern of cylinder body
22, and then cause cylinder holes reticulate pattern measurement sample that there is more preferable geological measuring.Meanwhile, multigroup cylinder holes reticulate pattern can also be made in this stage
Sample is measured, the measured cylinder holes reticulate pattern measurement sample of matter can be selected to be used to carry out later stage inspection, measurement work, survey is greatly improved
The authenticity of accuracy of measurement and data.
Further, the width of the first light barrier 31 is equal to the internal diameter of transparent positioning tube 11, the second of the first light barrier 31
End is connected with the bottom of transparent positioning tube 11；There is folded section, so in adjusting knob, the folded section on first light barrier 31
Just it can stretch out or shrink, so that the first light barrier 31 has the effect that is preferably in the light.
Certainly, in the embodiment position of lens 32 not being adjusted, in order to realize the effect that is preferably in the light, first
Light barrier 31 can be rectangular slab, and the width of the first light barrier 31 can be identical with the internal diameter of transparent positioning tube 11, and first is in the light
The length of plate 31 is identical with the length of transparent positioning tube 11；Second light barrier can also be rectangular slab, shelter from and photographic film
21 and the corresponding cylinder holes reticulate pattern 22 of lens 32.
In order to make the light weight of the first light barrier 31 and the second light barrier, convenient operation, the first light barrier 31 and the
Two light barriers can be opaque acrylic board.
Specifically, the second light barrier can be arc, be carried out with a pair cylinder holes reticulate pattern 22 corresponding with photographic film 21
Preferably block.
Further, position limiting structure can be spacer pin 91, to cause the simple in construction of position limiting structure, be easy to processing.
The embodiment of the present invention additionally provides a kind of cylinder holes reticulate pattern measurement sample preparation method, and it comprises the following steps：A, make
Cylinder holes inner surface is cleaned to clean, to be remained in removing processing greasy dirt, metal impurities with alcohol, makes cylinder holes reticulate pattern feature clear；
B, in camera bellows, the cylinder holes reticulate pattern measurement sample producing device that any of the above-described technical scheme is described is put into cylinder holes, makes cylinder holes
The position limiting structure of reticulate pattern measurement sample producing device is mutually kept off with cylinder body upper surface to be connect；C, point bright light source 61, take the second light barrier away,
Be now placed in transparent positioning tube 11 side cylinder holes reticulate pattern feature by by lens 32 transparent positioning tube 11 opposite side
Shown on photographic film 21, so far cylinder holes reticulate pattern measurement sample completes, and the reticulate pattern on photographic film 21 is cylinder holes
Reticulate pattern.It is understood that needing to cut photographic film 21 inside camera bellows, 40mm can be cut into and be multiplied by 60mm
The square of size；Then one piece of photographic film 21 can be selected to be affixed on the inwall of the side of transparent positioning tube 11, it is preferable that can
So that photographic film 21 to be affixed on to the centre position of the side inwall, the position can be apart from cylinder set upper side plane 40mm extremely
At 75mm, to meet the making requirement that industry middle cylinder hole pattern line measures sample.
Cylinder holes reticulate pattern provided in an embodiment of the present invention measures sample producing device, and transparent positioning tube 11 is placed in cylinder to be measured by it
Kong Zhong, puts bright light source 61, takes the second light barrier away, now the feature light of cylinder holes reticulate pattern 22 of the transparent side of positioning tube 11 will pass through
Lens 32 are radiated on the photographic film 21 of the transparent opposite side of positioning tube 11, the cylinder holes reticulate pattern 22 under the duplication of photographic film 21 this moment
Feature, whole process is simple to operate, while photographic film 21 also has good photosensitive photocopying effect, can greatly improve
Cylinder holes reticulate pattern measures the quality of sample.
It the above is only the preferred embodiment of the present invention, it should be pointed out that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention, moreover, after present disclosure has been read, relevant technical staff in the field can be with
Various changes or modification are made to the present invention, these equivalent form of values equally fall into the model that the application appended claims are limited
Enclose.
Claims (7)
1. a kind of cylinder holes reticulate pattern measures sample producing device, it is characterised in that it includes photographic film, light source, lens, first gear
Tabula rasa, the second light barrier, the control device for lighting and extinguishing the light source, the transparent positioning for being engaged with cylinder holes
Cylinder, be arranged on the transparent positioning tube nozzle circular cover, the diameter of the circular cover and the transparent positioning tube
Diameter is identical；Two spacing knots for mutually keeping off connecing with the cylinder body upper surface at the cylinder holes are relatively set with the circular cover
Structure；It is provided with the side inwall of the transparent positioning tube in the photographic film, the circular cover and is provided with described first
Light barrier, first light barrier is located in the transparent positioning tube；The light source is arranged on the internal face of the circular cover
On, the photographic film and the light source are respectively positioned at the both sides of first light barrier；It is provided with first light barrier
Mounting hole, the lens are arranged in the mounting hole, and the lens are corresponding with the photographic film；In the circular cover
Via is provided with, one end of second light barrier passes through the via, and the other end of second light barrier is provided with and institute
State the circular cover at via and mutually keep off the block connect；Second light barrier can shelter from corresponding with the photographic film
Cylinder holes reticulate pattern.
2. cylinder holes reticulate pattern according to claim 1 measures sample producing device, it is characterised in that first light barrier
First end is provided with the through hole for being provided with and being passed through for the connecting stud in connecting stud, the circular cover, the connection spiral shell
Post is engaged through the through hole with adjusting knob.
3. cylinder holes reticulate pattern according to claim 1 measures sample producing device, it is characterised in that first light barrier
Width is equal to the internal diameter of the transparent positioning tube, the second end of first light barrier and the bottom phase of the transparent positioning tube
Even；There is folded section on first light barrier.
4. cylinder holes reticulate pattern according to claim 1 measures sample producing device, it is characterised in that first light barrier and
Second light barrier is opaque acrylic board.
5. cylinder holes reticulate pattern according to claim 1 measures sample producing device, it is characterised in that second light barrier is
Arc.
6. the cylinder holes reticulate pattern measurement sample producing device according to any one of claim 1 to 5, it is characterised in that the limit
Bit architecture is spacer pin.
7. a kind of cylinder holes reticulate pattern measures sample preparation method, it is characterised in that it comprises the following steps：
A, using alcohol cylinder holes inner surface is cleaned clean, remove greasy dirt, the metal impurities remained in processing, make cylinder holes reticulate pattern special
Levy clear；
B, in camera bellows, by described in any one of claim 1 to 6 cylinder holes reticulate pattern measurement sample producing device be put into cylinder holes,
Make the position limiting structure of the cylinder holes reticulate pattern measurement sample producing device mutually keep off with cylinder body upper surface to connect；
C, point bright light source, take the second light barrier away, the cylinder holes reticulate pattern feature for being now placed in the side of transparent positioning tube will be by saturating
Mirror shows that so far cylinder holes reticulate pattern measurement sample completes, photosensitive on the photographic film of the opposite side of transparent positioning tube
Reticulate pattern on film is the reticulate pattern of cylinder holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710525103.3A CN107101604B (en) | 2017-06-30 | 2017-06-30 | A kind of cylinder holes reticulate pattern measurement sample producing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710525103.3A CN107101604B (en) | 2017-06-30 | 2017-06-30 | A kind of cylinder holes reticulate pattern measurement sample producing device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107101604A true CN107101604A (en) | 2017-08-29 |
| CN107101604B CN107101604B (en) | 2019-04-16 |
Family
ID=59664397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710525103.3A Active CN107101604B (en) | 2017-06-30 | 2017-06-30 | A kind of cylinder holes reticulate pattern measurement sample producing device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107101604B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU664022A1 (en) * | 1978-01-23 | 1979-05-25 | Предприятие П/Я В-2431 | Device for checking optical surfaces of components |
| US4645936A (en) * | 1984-10-04 | 1987-02-24 | Ardac, Inc. | Multi-denomination currency validator employing a plural selectively-patterned reticle |
| JPH09229662A (en) * | 1996-02-27 | 1997-09-05 | Hitachi Ltd | Method for diagnosing coating state |
| JPH1058304A (en) * | 1996-08-19 | 1998-03-03 | Mazda Motor Corp | Honing monitoring method and device |
| US20040008940A1 (en) * | 2002-07-10 | 2004-01-15 | Jiann-Shuoh Liaw | Method of forming laser induced grating pattern |
| CN102997868A (en) * | 2012-11-01 | 2013-03-27 | 奇瑞汽车股份有限公司 | Method for measuring cross-hatch angle of cylinder hole of engine cylinder block |
| CN103471486A (en) * | 2013-08-19 | 2013-12-25 | 浙江吉利汽车研究院有限公司 | Detection device and detection method for cross-hatch angle measurement of cylinder hole of cylinder body |
| CN105044048A (en) * | 2015-07-01 | 2015-11-11 | 武汉科技大学 | Small roller surface flaw detection device and method |
-
2017
- 2017-06-30 CN CN201710525103.3A patent/CN107101604B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU664022A1 (en) * | 1978-01-23 | 1979-05-25 | Предприятие П/Я В-2431 | Device for checking optical surfaces of components |
| US4645936A (en) * | 1984-10-04 | 1987-02-24 | Ardac, Inc. | Multi-denomination currency validator employing a plural selectively-patterned reticle |
| JPH09229662A (en) * | 1996-02-27 | 1997-09-05 | Hitachi Ltd | Method for diagnosing coating state |
| JPH1058304A (en) * | 1996-08-19 | 1998-03-03 | Mazda Motor Corp | Honing monitoring method and device |
| US20040008940A1 (en) * | 2002-07-10 | 2004-01-15 | Jiann-Shuoh Liaw | Method of forming laser induced grating pattern |
| CN102997868A (en) * | 2012-11-01 | 2013-03-27 | 奇瑞汽车股份有限公司 | Method for measuring cross-hatch angle of cylinder hole of engine cylinder block |
| CN103471486A (en) * | 2013-08-19 | 2013-12-25 | 浙江吉利汽车研究院有限公司 | Detection device and detection method for cross-hatch angle measurement of cylinder hole of cylinder body |
| CN105044048A (en) * | 2015-07-01 | 2015-11-11 | 武汉科技大学 | Small roller surface flaw detection device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107101604B (en) | 2019-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106644353B (en) | A kind of PIV wind tunnel test methods for Ship Air flow field survey | |
| CN104215646B (en) | Heavy caliber spherical optics element surface flaw inspection system and method thereof | |
| CN103852078B (en) | The measuring method and device of space optics attitude sensor stray light shielding angle | |
| CN103134900B (en) | Ablation test method of thermal protection structure of high supersonic velocity aircraft | |
| CN105783773A (en) | Numerical value calibration method for line structured light vision sensor | |
| CN105044104A (en) | Stress test system based on digital image correlation method and application thereof | |
| CN110528830A (en) | Metope handling machine people and its precision alignment device and accuracy correcting method | |
| CN104713489B (en) | A kind of three-dimensional moire interferometer and material surface measuring method | |
| CN109974858A (en) | A kind of combustion flame three-D profile fast reconstructing method based on heat chemistry emission tomography | |
| CN109523599A (en) | The scaling method and system of vector in a kind of transmission electron microscope high-resolution atomic lens | |
| CN102305598A (en) | Underwater photography measurement method for profile accuracy of semi-rigid self-resilience reflector | |
| CN109490251A (en) | Underwater refractive index self-calibrating method based on light field multilayer refraction model | |
| CN103148800A (en) | Label-free three-dimensional microscope method based on light filed propagation and device | |
| CN105973897A (en) | Measuring device and method for geometric size distribution of needle damage loci of KDP crystal | |
| CN112033800A (en) | Method for measuring overall volume change of sandy soil triaxial sample | |
| Wang et al. | Automatic evaluation system for bulk defects in optics | |
| CN107101604A (en) | A kind of cylinder holes reticulate pattern measurement sample producing device and method | |
| CN110274749A (en) | Cyclone interior flow field measurement method and system based on 2 dimension PIV | |
| CN108036743A (en) | A kind of blade pitch angle measuring method of variablepiston turbine | |
| Bathel et al. | Development of tomographic background-oriented schlieren capability at NASA Langley research center | |
| CN206057558U (en) | A kind of tracking Stabilily parameter device | |
| Montecchi et al. | Fast 3d optical-profilometer for the shape-accuracy control of parabolic trough facets | |
| Wu et al. | Research on a wide-angle diagnostic method for shock wave velocity at SG-III prototype facility | |
| CN207832691U (en) | A kind of industrial camera shooting head moving device | |
| CN110320143A (en) | A kind of intracavitary three dimensional particles image speed measurement pilot system in coal petrography crack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |