CN105699402B - A kind of different-thickness material orientation X-ray combination transillumination method - Google Patents
A kind of different-thickness material orientation X-ray combination transillumination method Download PDFInfo
- Publication number
- CN105699402B CN105699402B CN201610060884.9A CN201610060884A CN105699402B CN 105699402 B CN105699402 B CN 105699402B CN 201610060884 A CN201610060884 A CN 201610060884A CN 105699402 B CN105699402 B CN 105699402B
- Authority
- CN
- China
- Prior art keywords
- different
- combination
- transillumination
- workpiece
- ray
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The present invention relates to a kind of different-thickness materials to orient X-ray combination transillumination method, and in particular to a kind of technical field of nondestructive testing of the industries such as Aeronautics and Astronautics, weapons, ship and special equipment；The technical problem to be solved is that provide it is a kind of the of the same race of different-thickness or combination of materials transillumination not of the same race may be implemented, improve detection efficiency different-thickness material orientation X-ray combination transillumination method；The technical solution adopted is that: selection combination product workpiece determines combination, determines transmitting illumination parameter, carries out transillumination, darkroom disposal；The product workpiece that the same or similar product workpiece of selected shape, size, structure is combined or selected shape, size, structure are different is combined；Different-thickness material orients X-ray combination arrangement can be there are many different combinations.
Description
Technical field
The present invention relates to a kind of different-thickness materials to orient X-ray combination transillumination method, and in particular to a kind of aviation, boat
It, the technical field of nondestructive testing of the industries such as weapons, ship and special equipment.
Background technique
X-ray beam that X-ray production apparatus generates is oriented with 40 ° of conical emissions, when detection require workpiece (or weld seam) perpendicular to
Central ray beam arrangement, plane of arrangement and light beam space form X-ray cone transillumination field, illumination angle (crack detection angle) requirement
It is practical so seldom using ray no more than 13 °, fail to efficiently use available rays, this result in transillumination process piece by piece (by
Piece) continuous productive process, detection progress is largely defined for batch workpiece.
According to practical X-ray detection situation analysis, workpiece is carried out using orientation X-ray cone transillumination field vertical saturating
According to having the disadvantage that X-ray field dose utilization is low, be typically only 22%, cause energy dissipation；X-ray detection efficiency
It is low, it is unable to satisfy the normal manufacturing schedule requirement of product；Transillumination is not combined to different-thickness material.
It is difficult to efficiently complete different-thickness combination of materials X-ray detection operation by this prior art.
Summary of the invention
Overcome the deficiencies in the prior art of the present invention, the technical problem to be solved is that provide one kind different-thickness may be implemented
Combination of materials transillumination of the same race or not of the same race, improve detection efficiency different-thickness material orientation X-ray combination transillumination method.
In order to solve the above technical problems, the technical scheme adopted by the invention is as follows: a kind of different-thickness material orientation X-ray
Transillumination method is combined, is specifically comprised the following steps:
A. combination product workpiece is selected, the same or similar product workpiece of shape, size, structure is can choose and carries out group
It closes, the different product workpiece of shape, size, structure also may be selected and be combined, be conducive to the realization of various combination mode in this way,
Combination transillumination is realized, to achieve the purpose that improve detection efficiency.
B. combination is determined, X-ray combination arrangement can there are many combination, same materials for different-thickness material orientation
Workpiece stack pile with focal length with the time detection, same material workpiece different-thickness different focal length with the time detect, same material workpiece not
Stack pile with focal length different time detect, unlike material stack pile with focal length different time detect, unlike material different-thickness not
With focal length with time detection, unlike material different-thickness with focal length different time detection etc.；
C. determine that transmitting illumination parameter is rationally selected according to the various combination mode of different workpiece and workpiece according to relevant criterion
Select transmitting illumination parameter (tube voltage, tube current, focal length, transillumination time, darkroom disposal temperature and time etc.)；
D. transillumination is carried out, after selecting transmitting illumination parameter, X-ray combination transillumination is oriented to combination product workpiece, preferably
Transillumination method is vertical transillumination；
E. darkroom disposal.
Wherein, same material combination, unlike material combination may be implemented in the selection of combination, and there are many combinations, packet
Include same material workpiece stack pile with focal length with the time detection, same material workpiece different-thickness different focal length with the time detect, same to material
Matter workpiece different-thickness with focal length different time detect, unlike material stack pile with focal length different time detect, unlike material not
Stack pile different focal length is detected with the time, unlike material different-thickness is the same as focal length different time detection etc..
When selecting detection parameters, according to relevant criterion, technique requirement, detection parameters is reasonably selected, testing result is stablized,
Meet negative quality requirement.It is to be noted that different-thickness material can carry out multiple combinations mode, according to different combinations
Mode carries out test of many times, can obtain multiple combinations detection parameters.
Test piece for welding belongs to typical part, has directiveness for structural member, container piece production joint, is carrying out X-ray
When detection: shining voltage, which does not allow more than highest, allows tube voltage, and minimum focus meets standard related request.
Preferably to the test piece for welding progress X-ray detection of welded, polishing 6,8,10mm, the skill of X-ray detection
See Table 1 for details for art requirement.
1 test piece for welding X-ray detection technical requirements of table
Test piece for welding is combined arrangement, concrete condition is shown in Table 2.
2 test piece for welding of table is combined arrangement
To the test piece for welding progress X-ray detection of welded, polishing 6,8,10mm, specific detection parameters are shown in Table 3, table
4。
3 different focal length of table is the same as time combine detection parameter
Table 4 is the same as focal length split time combine detection parameter
Split time combine detection refers to, after thin plate is met the requirements, the film after exposure is taken out, and then remaining test plate (panel) is again
It carries out time bias, completes to expose in two times or more.
Compared with prior art the device have the advantages that are as follows:
1, X-ray field dose utilization of the invention is high, and X-ray detection is high-efficient, can efficiently complete different-thickness material
Material combination X-ray detection.
2, the present invention passes through the method for arranging of vertical transillumination, and increase can utilize region, to increase, workpiece is practical to utilize area
Domain increases the quantity for the workpiece of being detected, improves efficiency, reduce the production cost of enterprise in the unit time.
3, the consistency of negative quality can be improved in the present invention, to improve the stability of negative quality.
4, combination product workpiece is selected, the same or similar product workpiece of shape, size, structure is can choose and carries out group
It closes, the different product workpiece of shape, size, structure also may be selected and be combined, be conducive to the realization of various combination mode in this way,
Combination transillumination is realized, to achieve the purpose that improve detection efficiency.
Different-thickness material of the present invention orients X-ray combination transillumination method, makes in dairy products workpiece X-ray detection process
In, X-ray transillumination field ray dose utilization improve, thus can a transillumination, arrange more than one piece workpiece, reduce round-trip ray
Worker-house reduces dose of radiation absorption and labor intensity.Realize that different-thickness material orientation X-ray combination cloth shines detection simultaneously, greatly
Width improves detection efficiency, solves actual product and produces detection progress problem.It is fixed that the method for the present invention is applied to production joint, casting etc.
To X-ray detection, under the premise of meeting quality index, detection efficiency is improved, testing cost is reduced, can in industry be pushed away
It is wide to use, it influences and potential using value is very big.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the present invention
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is that different-thickness material orients X-ray combination transillumination detection scheme process.
Fig. 2 is that different-thickness material orients X-ray combination transillumination schematic diagram.
Fig. 3 is that different-thickness material orients X-ray combination arrangement schematic diagram.
Fig. 4 is the X-ray highest transillumination tube voltage that different scanning thickness allow.
Fig. 5 is to determine radiographic source to minimum range f between objectminNomogram.
Specific embodiment
Below in conjunction with specific embodiment, the invention will be further described.
A kind of different-thickness material orientation X-ray combination transillumination method, specifically comprises the following steps:
A. combination product workpiece is selected, selected shape, size, structure be close welded, polishing 6, the weldering of 8,10mm
Test plate (panel) is connect to be combined；
B. it determines combination, following combination progress can be carried out to selected workpiece: with focal length with time detection, different focal length
It is detected with time detection, with focal length different time；
C. determine that transmitting illumination parameter, specific transmitting illumination parameter are as shown in table 5 below.
5 transmitting illumination parameter of table
D. transillumination is carried out, after selecting transmitting illumination parameter, X-ray combination transillumination is oriented to combination product workpiece, is selected
300Kv orients X-ray production apparatus, and highest tube voltage is 300Kv, and minimum tube voltage is 130Kv, and tube current is fixed value.Equipment is just
Formula is taken, carry out detection arrangement is facilitated；
E. darkroom disposal.
X-ray is oriented with focal length with ageing transillumination to welded, polishing 6,8, the test piece for welding of 10mm,
Its result is as shown in table 6 below.
6 transillumination result of table
Three kinds of different-thickness tests piece for welding are carried out with time X-ray combination transillumination, and testing result shows that thin plate meets standard
It is required that slab is unsatisfactory for standard requirements since blackness is lower than 1.7.
6,8, tri- kinds of different-thickness tests piece for welding of 10mm detect with the time with the X-ray combination transillumination of focal length, saturating
According to parameter (tube voltage, tube current, focal length, transillumination time, darkroom disposal temperature and time) it is all the same under conditions of, with thickness
Increase, blackness causes 10mm test piece for welding to be unsatisfactory for standard requirements at successively decreasing.
To obtain the egative film for meeting standard requirements, it is ensured that photographic density is in the range of 1.7≤D≤4.0 it is necessary to appropriate
Detection blackness is improved, but 4.0 cannot be exceeded.It can carry out the adjustment of following technical scheme: (1) improve tube voltage；(2) it improves
The transillumination time；(3) reduce focal length.Three can be independently operated, or be combined use.Since the combination of examined workpiece is saturating
According to shining voltage is identical always, and meets the limitation of highest tube voltage and require.The transillumination time increase (but combination transillumination time ratio by
Part detection time significantly reduces), blackness increases.Reducing focal length (but focal length cannot be less than minimum focus requirement), light exposure increases,
Blackness also will increase.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of different-thickness material orients X-ray combination transillumination method, which is characterized in that specifically comprise the following steps:
A. combination product workpiece is selected, the same or similar product workpiece of selected shape, size, structure is combined；
B. combination is determined, same material workpiece different-thickness different focal length is detected with the time, unlike material different-thickness is different
Focal length is detected with the time；
C. it determines transmitting illumination parameter, according to the various combination mode of different workpiece and workpiece, reasonably selects and manage according to relevant criterion
Voltage, tube current, focal length, transillumination time, darkroom disposal temperature and time；
D. transillumination is carried out, after selecting transmitting illumination parameter, X-ray combination transillumination is oriented to combination product workpiece；
E. darkroom disposal.
2. a kind of different-thickness material according to claim 1 orients X-ray combination transillumination method, which is characterized in that institute
Selection combination product workpiece is stated, the same or similar product workpiece of shape, size, structure is can choose and is combined, or selection
The different product workpiece of shape, size, structure is combined.
3. a kind of different-thickness material according to claim 1 orients X-ray combination transillumination method, which is characterized in that institute
Transmitting illumination parameter is stated, is reasonably selected according to the various combination mode of different workpiece and workpiece according to relevant criterion, it is different
Thickness material carries out different combinations, according to different combinations, is tested, and different combination transillumination ginsengs is obtained
Number.
4. according to claim 1, a kind of 2,3 any different-thickness materials orient X-ray combination transillumination method, feature
It is, the method that the combination transillumination uses vertical transillumination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610060884.9A CN105699402B (en) | 2016-01-28 | 2016-01-28 | A kind of different-thickness material orientation X-ray combination transillumination method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610060884.9A CN105699402B (en) | 2016-01-28 | 2016-01-28 | A kind of different-thickness material orientation X-ray combination transillumination method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105699402A CN105699402A (en) | 2016-06-22 |
| CN105699402B true CN105699402B (en) | 2019-09-20 |
Family
ID=56229723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610060884.9A Active CN105699402B (en) | 2016-01-28 | 2016-01-28 | A kind of different-thickness material orientation X-ray combination transillumination method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105699402B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290410B (en) * | 2016-08-26 | 2019-01-11 | 西安航天动力机械厂 | It is a kind of to realize the double-deck wrong combination unit away from synchronous ray detection |
| CN107421968B (en) * | 2017-08-18 | 2020-03-17 | 长治清华机械厂 | X-ray oblique combined illumination detection method |
| CN113702408B (en) * | 2021-09-18 | 2024-04-09 | 中国航空制造技术研究院 | X-ray detection method for variable-thickness silicon carbide fiber composite material |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204964417U (en) * | 2015-08-04 | 2016-01-13 | 浙江无损检测工程技术有限公司 | A exposure support for panel circumference ray detection |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100476460C (en) * | 2007-08-09 | 2009-04-08 | 中国科学院长春光学精密机械与物理研究所 | Variable focal length X-ray compound lens and manufacturing method thereof |
| CN100439905C (en) * | 2007-12-04 | 2008-12-03 | 山东电力研究院 | Method for X ray detection adopting multi-element exposure parameter formula |
| PT104902B (en) * | 2009-12-21 | 2013-02-06 | Cork Supply Portugal S A | METHOD OF NON-DESTRUCTIVE AND NON-INVASIVE INSPECTION OF VEGETABLE MATERIALS BASED ON THE USE OF ELECTROMAGNETIC RADIATION |
| CN204405571U (en) * | 2015-01-13 | 2015-06-17 | 武汉武桥检测工程有限公司 | The special purpose device that a kind of small diameter tube adopts circumferential X-ray production apparatus to make film |
-
2016
- 2016-01-28 CN CN201610060884.9A patent/CN105699402B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204964417U (en) * | 2015-08-04 | 2016-01-13 | 浙江无损检测工程技术有限公司 | A exposure support for panel circumference ray detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105699402A (en) | 2016-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105699402B (en) | A kind of different-thickness material orientation X-ray combination transillumination method | |
| Mimura et al. | Fabrication of a precise ellipsoidal mirror for soft X-ray nanofocusing | |
| DE102012222933A1 (en) | Non-destructive testing system | |
| US7705978B2 (en) | Method and apparatus for inspection of multi-junction solar cells | |
| CN105136903B (en) | Cylinder Surface workpiece butt weld transverse defect detection device and method | |
| US20190145913A1 (en) | Method and device for continuous non-destructive inspection of membrane-electrode assembly | |
| CN104267102A (en) | Method for detecting welding seam of friction stir welding through ultrasonic phased array | |
| KR102649640B1 (en) | Foreign object inspection device and foreign object inspection method | |
| JP2022058782A (en) | System and method for high speed surface and subsurface fod and defect detection | |
| CN203203927U (en) | Laser scanning heat wave tomographic imaging device | |
| CN103149226B (en) | X-ray detection method of many side-by-side small-diameter tube circumferential welds | |
| CN106124638A (en) | The R corner structure ultrasonic phase array detection acoustic field measuring method of curved surface linear array probe | |
| Reusch et al. | Multipoint Thomson scattering diagnostic for the Madison Symmetric Torus reversed-field pinch | |
| Wang et al. | Nondestructive testing of EAST W/Cu divertor components | |
| CN105699403B (en) | Arrangement method for detecting vertical transillumination by directional X-ray | |
| CN205664955U (en) | Spatial distribution measurement system of extreme ultraviolet source collecting mirror temperature | |
| Suzuki et al. | High-energy x-ray microbeam with total-reflection mirror optics | |
| CN105572151B (en) | Same ray detection different-thickness material transmitting illumination parameter determines method | |
| CN105372816A (en) | Light uniforming method of optical fiber coupling type semiconductor laser | |
| CN102866134A (en) | Optical system for laser-induced detection | |
| Zhao et al. | X-ray standing wave technique with spatial resolution: In-plane characterization of surfaces and interfaces by full-field X-ray fluorescence imaging | |
| CN206772862U (en) | Intensive pipe row's gamma-rays transillumination mechanism | |
| CN1605860A (en) | Radiographic inspection compensation method | |
| CN217638777U (en) | Cold cathode X-ray DR imaging detection tool for thin-wall small-diameter pipe | |
| Liccardo et al. | Characterization of bent crystals for laue lenses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 046012 mailbox, Changzhi, Shanxi, 6 Applicant after: Shanxi spaceflight Qinghua Equipment Co., Ltd. Applicant after: China Academy of Launch Vehicle Technology Address before: 046012 mailbox, Changzhi, Shanxi, 6 Applicant before: Qinghua Machinery Plant, Changzhi Applicant before: China Academy of Launch Vehicle Technology |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |