CN104698012A - Industrial DR/CT horizontal type automatic nondestructive testing system of X ray and clamp thereof - Google Patents
Industrial DR/CT horizontal type automatic nondestructive testing system of X ray and clamp thereof Download PDFInfo
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- CN104698012A CN104698012A CN201310650347.6A CN201310650347A CN104698012A CN 104698012 A CN104698012 A CN 104698012A CN 201310650347 A CN201310650347 A CN 201310650347A CN 104698012 A CN104698012 A CN 104698012A
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Abstract
The invention relates to an industrial DR/CT horizontal type automatic nondestructive testing system of an X ray and a clamp thereof. The industrial DR/CT horizontal type automatic nondestructive testing system of the X ray comprises an accelerator component, a detector component and a detected workpiece holding device for holding detected workpieces, wherein the accelerator component comprises an accelerator for producing the X ray, an accelerator platform and an accelerator lathe bed; the accelerator is arranged on the accelerator platform and the accelerator platform is capable of translating along the accelerator lathe bed; the detector component comprises a detector, a detector platform and a detector lathe bed; the detector is arranged on the detector platform and the detector platform is capable of synchronously translating along the detector lathe bed; the detected workpiece holding device for holding detected workpieces is positioned between the accelerator component and the detector component to ensure that the accelerator is capable of carrying out DR/CT scanning along the length direction of the detected workpieces; the length direction of the detected workpieces is generally parallel to the ground. The invention also relates to a clamp for the industrial DR/CT horizontal type automatic nondestructive testing system and an industrial DR/CT horizontal type automatic nondestructive testing method of the X ray.
Description
Technical field
The present invention relates to X ray Non-Destructive Testing, particularly relate to a kind of for the horizontal automatic nondestructive detection system of X ray industrial DR/CT and jig thereof.
Background technology
Here the background technology provided describes for introducing background of the present invention generally.The work in the degree described in this background technology part of current signed inventor, and each side not forming prior art in this description when applying for, be also recognized as the prior art inconsistent with the present invention to non-tacit declaration neither express.
X ray industrial DR/CT Non-Destructive Testing is the important means of quality testing during modern industry is produced, quality control, quality assurance, is widely used in the fields such as space flight, aviation, weapons, the railway system, automobile, oil, heavy-duty machinery manufacture.As for bolster, side frame, railway frog, aeromotor, weldment, almag foundry goods, various cast steel valve, the pump housing, core, turbo blade etc., to determine internal defects, as slag inclusion, crackle, pore, shrinkage porosite, shrinkage cavity, lack of penetration, do not merge equal-volume defect.
X ray industrial DR/CT nondestructive detection system take radiography as core, by the nondestructive detection system that x-ray source system, detector system, reconstruction check system, scanning control system, scanister (machinery) system, civil engineering system, radiation protecting systems etc. are integrated in one.The X ray that radiographic source (such as accelerator) produces, under the restriction of mechanical system, forms fan-shaped x-ray beam.X-ray beam is decayed after penetrating examined workpiece, and different attenuation degrees reflects examined workpiece internal information.Detector and rebuild check system receiving attenuation X-ray beam and be converted into digital signal produce image.DR scanning scans examined workpiece by the synchronous translational of accelerator and detector to obtain overall data for projection, then processes the data for projection of acquisition, rebuild, just can obtain the transmission image (DR) of examined workpiece.CT scan determines that position is scanned by the synchronous translational of accelerator and detector to workpiece to rotate examined workpiece, data for projection is obtained from multiple angle, then the data for projection obtained is processed, rebuild, just can obtain the faultage image (CT) of examined workpiece.
At present, X ray industrial DR/CT detection system both domestic and external generally adopts vertical structure to arrange, there is following deficiency in this: 1) vertical structure arranges that detection efficiency is low, uses the manual load workpiece waste plenty of time, cannot realize the X ray Non-Destructive Testing of large-scale industrial production.2) the inadaptable installation compared with machining long workpieces, longer workpiece (railway frog as the railway system) hold up do DR/CT inspection time, if be used alone bottom loaded (fix), center of gravity is higher, loads unstable, can not meet DR/CT and check requirement to mechanical precision; And if use frame-type frock carrier, jig enters sensing range, affects Detection job.3) when detecting higher workpiece, cost is higher.Because the height of factory building must higher than examined workpiece, the civil engineering cost of factory building is very high.Because the column of mechanical system carrying x-ray source system, detector system is higher, and detection system requires constant to machining accuracy, and machine cost is higher.4) detecting hall is workpiece load station, is again the station of X-ray scanning.After completing workpiece scanning, operating personnel owing to worrying the ozone etc. of X-radiation and generation thereof, and can not enter detection hall replacing examined workpiece for a long time.Therefore, namely reduce detection efficiency, make again operating personnel produce psychological pressure.
Therefore, the object of the invention is the above-mentioned shortcoming of the X ray industrial DR/CT detection system in order to overcome existing vertical, the horizontal automatic nondestructive detection system of a kind of X ray industrial DR/CT is provided.By using horizontal layout, reducing the requirement to factory building height, thus reducing civil engineering cost; And owing to using horizontal layout, detect lathe bed, x-ray source lathe bed, detector lathe bed can segmental machining, also reduces machine cost.
Summary of the invention
This summary is provided for the selection introducing the present invention's design in simplified form, and these designs will further describe in the following detailed description.This summary is not intended to key feature or the essential feature of identification claimed subject, is not intended to be used as the help when determining the scope of claimed subject yet.
According to an aspect of the present invention, the horizontal nondestructive detection system of a kind of X ray industrial DR/CT is provided, comprises:
Accelerator assembly, it comprises the accelerator, accelerator platform and the accelerator lathe bed that produce described X ray; Described accelerator platform is furnished with described accelerator thereon and can along the translation of described accelerator lathe bed;
Detector assembly, it comprises detector, detector platform and detector lathe bed; Described detector platform is furnished with described detector thereon and can along described detector lathe bed with described accelerator platform synchronous translational; With
Keep the examined workpiece holding device of examined workpiece, it is positioned between described accelerator assembly and described detector assembly, makes described accelerator can carry out DR/CT scanning along the length direction of described examined workpiece;
Wherein, the described length direction of described examined workpiece is in substantially parallel relationship to ground.
According to a further aspect in the invention, described examined workpiece holding device is arranged so that described examined workpiece can rotate the first angle about its length direction.
According to a further aspect in the invention, described first angle is 90 °.
According to a further aspect in the invention, described accelerator assembly, described detector assembly and described examined workpiece holding device are fixed in the detection hall that sealed by fender wall.
According to a further aspect in the invention, described examined workpiece holding device comprises examined workpiece slide unit and slide unit lathe bed, described examined workpiece slide unit to be connected with described slide unit lathe bed by line slideway auxiliary and can to move linearly along described slide unit lathe bed, wherein said accelerator assembly and described detector assembly are fixed in the detection hall that sealed by fender wall, and described slide unit lathe bed reaches in described detection hall from described detection hall extension.
According to a further aspect in the invention, described examined workpiece slide unit is provided with a group or two groups of jigs for the examined workpiece that is installed.
According to a further aspect in the invention, described examined workpiece slide unit is arranged in the side in described detection hall.
According to a further aspect in the invention, described examined workpiece slide unit is arranged in the symmetria bilateralis in described detection hall.
According to a further aspect in the invention, in described examined workpiece slide unit, be also provided with deflection device, make examined workpiece can beat second angle in surface level.
According to a further aspect in the invention, described second angle is in the scope of-12 ° to 12 °.
According to a further aspect in the invention, described line slideway auxiliary carries out described rectilinear motion by driven by servomotor rack-and-pinion.
According to a further aspect in the invention, described line slideway auxiliary carries out described rectilinear motion by driven by servomotor lead screw guide rails pair.
According to a further aspect in the invention, described jig comprises rotating support and auxiliary support frame, described rotating support is fixed on described examined workpiece slide unit, described auxiliary support frame can translation along described examined workpiece slide unit, and described rotating support and auxiliary support frame coordinate the examined workpiece that can keep different length regularly.
According to a further aspect in the invention, described rotating support and auxiliary support frame are also provided with support, and compressed oil cylinder is installed, described compressed oil cylinder is provided with locating piece, wherein, be placed on the bracket at described examined workpiece, described compressed oil cylinder can promote described locating piece to compress described examined workpiece, thus automatically completes examined workpiece location.
According to a further aspect in the invention, described jig also comprises the centre frame between described rotating support and described auxiliary support frame, described centre frame is removable on described examined workpiece slide unit, wherein, described rotating support, auxiliary support frame and centre frame coordinate and keep described examined workpiece regularly with less lower flexure strain ground, thus meet testing requirement.
According to a further aspect in the invention, described centre frame is openable two halves formula annulus, and wherein first annulus can be opened to load described examined workpiece, and described annulus can close to keep described examined workpiece.
According to another aspect of the invention, a kind of jig for the horizontal nondestructive detection system of industrial DR/CT is provided, wherein said detection system has examined workpiece slide unit, described jig comprises rotating support and auxiliary support frame, described rotating support is fixed on described examined workpiece slide unit, described auxiliary support frame can translation along described examined workpiece slide unit, and described rotating support and auxiliary support frame fit in the examined workpiece that can keep different length regularly.
In accordance with a further aspect of the present invention, provide a kind of X ray industrial DR horizontal automatic non-destructive testing method, comprise step:
Workpiece water level land is loaded on Workpiece holding device by the work-handling station a) outside detection hall;
B) protective door in described detection hall is opened, to be entered into by Workpiece holding device in described detection hall;
C) described protective door is closed;
D) by the accelerator assembly that is flatly arranged in described detection hall and detector assembly synchronous translational, the length direction simultaneously along workpiece carries out DR scanning; Wherein, X ray launched by accelerator assembly;
E) workpiece is made to rotate an angle around its length direction;
F) make described accelerator assembly and described detector assembly and step d) reverse direction synchronous translational, and DR scanning is carried out to described workpiece simultaneously;
G) stop X ray going out bundle, and open described protective door, Workpiece holding device is exited described detection hall.
According to a further aspect in the invention, the angle ranging from 90 °.
In accordance with a further aspect of the present invention, provide a kind of X ray industry CT horizontal automatic non-destructive testing method, comprise step:
Workpiece water level land is loaded on Workpiece holding device by the work-handling station a) outside detection hall;
B) protective door in described detection hall is opened, to be entered into by Workpiece holding device in described detection hall;
C) described protective door is closed;
D) described workpiece is rotated around its length direction, and the accelerator assembly be flatly arranged in described detection hall and detector assembly are moved to the detecting position postpone accelerator determined simultaneously and go out bundle, CT scan is carried out to the detection position that the length direction along workpiece is determined; Wherein, X ray launched by accelerator assembly;
E) stop X ray going out bundle, and open described protective door, described Workpiece holding device is exited described detection hall.
Accompanying drawing explanation
In the following detailed description of embodiment, present further feature, advantage and details by means of only way of example, describe in detail with reference to accompanying drawing, in the accompanying drawings:
Fig. 1 is the schematic side view of the horizontal automatic nondestructive detection system of X ray industrial DR/CT in accordance with the principles of the present invention.
Fig. 2 is the schematic top plan view of detection system in accordance with the principles of the present invention.
Fig. 3 is the schematic diagram of the automatic jig for detection system.
Fig. 4 (A)-(C) is the schematic diagram of the manual jig for detection system.
Fig. 5 is the schematic diagram of the centre frame of jig for Fig. 4.
reference numerals list
Slide unit 5 times slide units on 1 accelerator 2 accelerator platform 3 accelerator lathe bed 4
6 slide unit lathe bed 7 detector 8 detector platform 9 detector lathe bed 11 examined workpiece
12 slide unit B 13 protective door 14 station 4 15 station 3 16 fender wall 17 stations two
18 slide unit A 19 station 1 auxiliary support frame 21 rotating support 22 compressed oil cylinders
23 support 24 locating piece 25 workpiece deflection device 26 slide unit 27 centre frames
28 first support rings 32 of replaceable support 31 second support 33 housing screws
34 radial location wheels 35 axial location wheels.
Embodiment
Description is below only exemplary in essence and is not intended to restriction the present invention, application or use.In addition, the restriction of any express or implied theory presented in technical field, background technology and the summary of the invention above or detailed description is below had no intention to be subject to.Be to be understood that, in whole accompanying drawing, corresponding reference marker identifies similar or corresponding parts or feature.
Will carry out elaboration the present invention further now.In paragraph below, limit different aspect of the present invention in more detail.Unless indicated on the contrary significantly, the every aspect so limited can combine with any other (multiple) aspect.Especially, be designated as preferred or favourable any feature to combine with being designated as preferred or favourable other (multiple) feature any.
With reference now to Fig. 1 and Fig. 2, show the horizontal automatic nondestructive detection system of X ray industrial DR/CT in accordance with the principles of the present invention.Described detection system comprises: accelerator assembly, and it comprises the accelerator 1, accelerator platform 2 and the accelerator lathe bed 3 that produce X ray; Wherein, accelerator platform 3 is furnished with described accelerator 1 thereon and can along accelerator lathe bed 3 translation; Detector assembly, comprises detector 7, detector platform 8 and detector lathe bed 9; Detector platform 8 is furnished with described detector 7 thereon and can along detector lathe bed 9 translation; With the examined workpiece holding device keeping examined workpiece, it is positioned between accelerator assembly and detector assembly, makes accelerator 1 can carry out DR/CT scanning along the length direction of examined workpiece.According to the principle of the invention, the X ray fan-beam from accelerator 1 is essentially perpendicular to ground, and examined workpiece flatly remains in examined workpiece holding device, makes the length direction of examined workpiece be in substantially parallel relationship to ground, thus forms the detection system of horizontal layout.
Examined workpiece holding device comprises examined workpiece slide unit (it is shown schematically as in FIG and comprises slide unit 4 and lower slide unit 5) and slide unit lathe bed 6, wherein, examined workpiece slide unit to be connected with slide unit lathe bed 6 by line slideway auxiliary and can to move linearly along slide unit lathe bed 6.As by those skilled in the art understand, line slideway auxiliary can realize rectilinear motion by driven by servomotor rack-and-pinion, or can realize rectilinear motion by driven by servomotor lead screw guide rails pair.
As shown in Figure 2, accelerator assembly and detector assembly are fixedly placed in the detection hall that sealed by fender wall 16, the both sides wherein detecting hall are provided with protective door 13, are radiated external environment to prevent ray by closing protective door 13 when carrying out DR/CT scanning in detection hall.Slide unit lathe bed 6 in detection hall outer extending to from its both sides detect in hall, make it possible to respectively by slide unit A 18, slide unit B 12, examined workpiece is transported in detection hall carry out DR/CT scanning from being arranged in the station (Fig. 2 schematically illustrates station 1, station 2 17, station 3 15 and station 4 14) detecting both sides, hall.
The technological process of DR and CT scan is in accordance with the principles of the present invention described below respectively.
Table one shows the technological process of DR scanning in accordance with the principles of the present invention.
During original state, slide unit A, B are all outside detection hall, first enter hall after slide unit B card engaging workpiece to start to detect, enter cycling subsequently: slide unit B goes out to restraint in testing process, slide unit A installs workpiece in handling position, and---slide unit B completes detection---unlatching of bilateral radiation protection door---, and slide unit B exits, slide unit A enters detection hall---protective door closedown---slide unit A simultaneously and goes out bundle detection, slide unit B is loading and unloading position discharging workpieces and is installing new workpiece simultaneously, repeats above-mentioned action and forms pipeline-type DR scanning process flow process.
Wherein, the process that each slide unit A, B go out bundle detection in detection hall comprises: accelerator goes out bundle, accelerator and detector translation, complete DR scanning at an angle, workpiece installs around axis (the being in substantially parallel relationship to Workpiece length direction) half-twist carrying it, accelerator and the reverse translation of detector, complete the DR scanning of another angle, stop bundle.As will also be appreciated by those of skill in the art, arbitrary scan angle can be selected as required to carry out DR scanning.
CT scan and DR scan substantially identical, and the detection action just needed is slightly different.Table two shows the technological process of CT scan in accordance with the principles of the present invention.
It will be appreciated by one of skill in the art that, as required, only slide unit (such as only slide unit A or only slide unit B) can be set in detection side, hall, correspondingly, only protective door be set in detection corresponding side, hall.Those skilled in the art also will understand, in this case, the operation of the only slide unit A in the DR/CT technological process in table one and table two or only slide unit B is used.
As shown in Figure 2, two stations are provided with in the every side detecting hall, thus automatic jig as shown in Figure 3 (hereinafter will describe in detail) can be used to prepare against Scanning Detction by two Workpiece clampings to examined workpiece holding device respectively, this is advantageous particularly when detecting bolster compared with the casual labourer part such as railway system, the side frame of length at about 2-4 rice, can improve the efficiency of detection.But, what those skilled in the art will recognize that is, also can a station be alternatively only set, to use manual jig (hereinafter will describe in detail) test example as shown in Figure 4 if length is at the comparatively machining long workpieces of about 5-6 rice, about 7-9 rice, the various railway frogs of the such as railway system.
In order to can when not increasing accelerator dosage, X ray is made to penetrate examined workpiece, thus reduce accelerator and civil engineering cost, advantageously, deflection device 25(is set in examined workpiece slide unit see Fig. 3), make examined workpiece can in surface level beat certain angle (see Fig. 2), such as-12 ° to 12 °.This is for especially favourable the examined workpiece with thicker gusset part, because change the thickness that X ray needs to penetrate after workpiece beat one angle, thus examined workpiece can be penetrated when not increasing accelerator dosage, and then meet the testing requirement of DR and CT scan.
With reference now to Fig. 3, show the jig for detection system in accordance with the principles of the present invention.Here also show two groups of jigs, those skilled in the art are obvious, only can use a group wherein as required.Described jig comprises rotating support 21 and auxiliary support frame 20, and rotating support 21 is fixed on examined workpiece slide unit and such as goes up on slide unit 4, and auxiliary support frame 20 can along the translation of upper slide unit 4, to adapt to the length of examined workpiece.Bracing frame 20, is provided with support 23 on 21, and is provided with compressed oil cylinder 22, and compressed oil cylinder 22 is provided with locating piece, is placed in after on support at examined workpiece, and compressed oil cylinder 22 promotes locating piece and compresses examined workpiece, thus automatically completes examined workpiece location.
When compared with machining long workpieces, such as length is the workpiece of 5-10 rice in detection, if only adopt rotating support 21 and auxiliary support frame 20 two fixation workpieces, then because workpiece can produce lower flexure strain in the effect of deadweight, the mechanical precision that such short transverse distortion and Width distortion can not meet Non-Destructive Testing requires (shown in Fig. 4 (A)).Fig. 4 (B) shows another jig for detection system in accordance with the principles of the present invention, and the jig of itself and Fig. 3 is similar, but will describe in detail as follows being provided with centre frame 27(between described rotating support and described auxiliary support frame extraly).Rotating support 21 is fixed on described examined workpiece slide unit, auxiliary support frame 20 and centre frame 27 removable on examined workpiece slide unit.Examined workpiece is first by being manually arranged on bracing frame 20, and on the support on 21 and centre frame 27, compressed oil cylinder 22 promotes locating piece and compresses examined workpiece, then adjusts the position of centre frame 27 to reduce the lower flexure strain of workpiece, and then completes the location of examined workpiece.It will be apparent to one skilled in the art that supporting workpiece by 2 changes into supported at three point workpiece, can reduce the lower flexure strain of examined workpiece due to center section when rotated, thus meet the mechanical precision requirement of DR/CT Scanning Detction.
In addition, for some compared with the workpiece of machining long workpieces such as length at about 5-6 rice, also only can adopt two point-supported workpiece fixed forms of rotating support 21 and centre frame 27, namely rotating support one end is fixed, centre frame one end open (as Suo Shi Fig. 4 (C)).
Fig. 5 is the schematic diagram that centre frame 27 is shown.Centre frame 27 is openable annulus, and comprise first support ring 31 and second support ring 32, it is arranged on replaceable support 28 by locating device.Open first support ring 31 work piece hoisting to be put in place, close ring uses housing screw 33 to be clamped by workpiece.In the symmetria bilateralis position of second support ring 32, radial location wheels 34 and axial location wheels 35 are installed, are axially beating with radial with the inwall respectively at annulus, sidewall upper limit rounding ring, thus meeting the mechanical precision requirement of industrial nondestructive testing.
In addition, those skilled in the art will also understand is that, for detection compared with in machining long workpieces, the less demanding situation of detection efficiency, examined workpiece does not adopt slide unit to pass in and out the form detecting hall, but make examined workpiece locating device be fixedly placed between accelerator assembly and detector assembly in detection hall, now, can not deflection device be set, to reduce corresponding cost.Like this, the loading and unloading of examined workpiece all complete in detection hall, instead of the loading and unloading of examined workpiece as shown in Figure 2 all complete outside detection hall.
Although describe at least one one exemplary embodiment in the detailed description above, be understood that to there is a large amount of distortion.Be to be further appreciated that an one exemplary embodiment described here or multiple one exemplary embodiment are only examples, be not intended to limit the scope of the invention by any way, applicability or structure.On the contrary, detailed description above by the guide of providing convenience for those skilled in the art to implement an one exemplary embodiment or multiple one exemplary embodiment.Be to be understood that and can make a variety of changes the function of element and arrangement when not departing from the scope of the invention illustrated by claims and legal equivalent thereof.
Claims (23)
1. the horizontal nondestructive detection system of X ray industrial DR/CT, comprising:
Accelerator assembly, it comprises the accelerator, accelerator platform and the accelerator lathe bed that produce described X ray; Described accelerator platform is furnished with described accelerator thereon and can along the translation of described accelerator lathe bed;
Detector assembly, it comprises detector, detector platform and detector lathe bed; Described detector platform is furnished with described detector thereon and can along described detector lathe bed with described accelerator platform synchronous translational; With
Keep the examined workpiece holding device of examined workpiece, it is positioned between described accelerator assembly and described detector assembly, makes described accelerator can carry out DR/CT scanning along the length direction of described examined workpiece;
Wherein, the described length direction of described examined workpiece is in substantially parallel relationship to ground.
2. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 1, it is characterized in that, described examined workpiece holding device is arranged so that described examined workpiece can rotate the first angle about its length direction.
3. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 2, it is characterized in that, described first angle is 90 °.
4. the horizontal nondestructive detection system of X ray industrial DR/CT according to any one of claim 1-3, is characterized in that, described accelerator assembly, described detector assembly and described examined workpiece holding device are fixed in the detection hall that sealed by fender wall.
5. the horizontal nondestructive detection system of X ray industrial DR/CT according to any one of claim 1-3, it is characterized in that, described examined workpiece holding device comprises examined workpiece slide unit and slide unit lathe bed, described examined workpiece slide unit to be connected with described slide unit lathe bed by line slideway auxiliary and can to move linearly along described slide unit lathe bed, wherein said accelerator assembly and described detector assembly are fixed in the detection hall that sealed by fender wall, and described slide unit lathe bed reaches in described detection hall from described detection hall extension.
6. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 5, it is characterized in that, described examined workpiece slide unit is provided with one group or two groups of jigs for the examined workpiece that is installed.
7. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 6, is characterized in that, arrange described examined workpiece slide unit in the side in described detection hall.
8. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 6, is characterized in that, arrange described examined workpiece slide unit in the symmetria bilateralis in described detection hall.
9. the as claimed in claim 7 or 8 horizontal nondestructive detection system of X ray industrial DR/CT, is characterized in that, be also provided with deflection device in described examined workpiece slide unit, makes examined workpiece can beat second angle in surface level.
10. the horizontal nondestructive detection system of X ray industrial DR/CT as claimed in claim 9, it is characterized in that, described second angle is in the scope of-12 ° to 12 °.
The horizontal nondestructive detection system of 11. X ray industrial DR/CT as claimed in claim 5, it is characterized in that, described line slideway auxiliary carries out described rectilinear motion by driven by servomotor rack-and-pinion.
The horizontal nondestructive detection system of 12. X ray industrial DR/CT as claimed in claim 5, it is characterized in that, described line slideway auxiliary carries out described rectilinear motion by driven by servomotor lead screw guide rails pair.
The horizontal nondestructive detection system of 13. X ray industrial DR/CT as claimed in claim 6, it is characterized in that, described jig comprises rotating support and auxiliary support frame, described rotating support is fixed on described examined workpiece slide unit, described auxiliary support frame can translation along described examined workpiece slide unit, and described rotating support and auxiliary support frame fit in the examined workpiece that can keep different length regularly.
The horizontal nondestructive detection system of 14. X ray industrial DR/CT as claimed in claim 13, it is characterized in that, described rotating support and auxiliary support frame are also provided with support, and compressed oil cylinder is installed, described compressed oil cylinder is provided with locating piece, wherein, is placed on the bracket at described examined workpiece, described compressed oil cylinder can promote described locating piece to compress described examined workpiece, thus automatically completes examined workpiece location.
The horizontal nondestructive detection system of 15. X ray industrial DR/CT as claimed in claim 13, it is characterized in that, described jig also comprises the centre frame between described rotating support and described auxiliary support frame, described centre frame is removable on described examined workpiece slide unit, wherein, described rotating support, auxiliary support frame and centre frame fit in and can keep described examined workpiece regularly in essentially no lower flexure strain ground.
The horizontal nondestructive detection system of 16. X ray industrial DR/CT as claimed in claim 15, it is characterized in that, described centre frame is openable two halves formula annulus, and wherein first annulus can be opened to load described examined workpiece, and described annulus can close to keep described examined workpiece.
17. 1 kinds of jigs for the horizontal nondestructive detection system of industrial DR/CT, wherein said detection system has examined workpiece slide unit, described jig comprises rotating support and auxiliary support frame, described rotating support is fixed on described examined workpiece slide unit, described auxiliary support frame can translation along described examined workpiece slide unit, and described rotating support and auxiliary support frame fit in the examined workpiece that can keep different length regularly.
18. jigs as claimed in claim 17, it is characterized in that, described rotating support and auxiliary support frame are also provided with support, and compressed oil cylinder is installed, described compressed oil cylinder is provided with locating piece, wherein, is placed on the bracket at described examined workpiece, described compressed oil cylinder can promote described locating piece to compress described examined workpiece, thus automatically completes examined workpiece location.
19. jigs as claimed in claim 17, it is characterized in that, described jig also comprises the centre frame between described rotating support and described auxiliary support frame, described centre frame is removable on described examined workpiece slide unit, wherein, described rotating support, auxiliary support frame and centre frame fit in and can keep described examined workpiece regularly in essentially no lower flexure strain ground.
20. jigs as claimed in claim 19, is characterized in that, described centre frame is openable two halves formula annulus, and wherein first annulus can be opened to load described examined workpiece, and described annulus can close to keep described examined workpiece.
21. 1 kinds of horizontal automatic non-destructive testing methods of X ray industrial DR, comprise step:
Workpiece water level land is loaded on Workpiece holding device by the work-handling station a) outside detection hall;
B) protective door in described detection hall is opened, to be entered into by Workpiece holding device in described detection hall;
C) described protective door is closed;
D) by the accelerator assembly that is flatly arranged in described detection hall and detector assembly synchronous translational, the length direction simultaneously along workpiece carries out DR scanning; Wherein, X ray launched by accelerator assembly;
E) workpiece is made to rotate an angle around its length direction;
F) make described accelerator assembly and described detector assembly and step d) reverse direction synchronous translational, and DR scanning is carried out to described workpiece simultaneously;
G) stop X ray going out bundle, and open described protective door, Workpiece holding device is exited described detection hall.
22. methods as claimed in claim 21, is characterized in that, the angle ranging from 90 °.
23. 1 kinds of horizontal automatic non-destructive testing methods of X ray industry CT, comprise step:
Workpiece water level land is loaded on Workpiece holding device by the work-handling station a) outside detection hall;
B) protective door in described detection hall is opened, to be entered into by Workpiece holding device in described detection hall;
C) described protective door is closed;
D) described workpiece is rotated around its length direction, and the accelerator assembly be flatly arranged in described detection hall and detector assembly are moved to the detecting position postpone accelerator determined simultaneously and go out bundle, CT scan is carried out to the detection position that the length direction along workpiece is determined; Wherein, X ray launched by accelerator assembly;
E) stop X ray going out bundle, and open described protective door, described Workpiece holding device is exited described detection hall.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051285A (en) * | 2020-08-18 | 2020-12-08 | 大连理工大学 | Intelligent nondestructive detection system integrating X-ray real-time imaging and CT (computed tomography) tomography |
| CN112204386A (en) * | 2018-05-23 | 2021-01-08 | 沙特阿拉伯石油公司 | Method and apparatus for CT scanning of longer whole core |
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