CN113588690A - X-ray nondestructive testing device for large-scale component - Google Patents
X-ray nondestructive testing device for large-scale component Download PDFInfo
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- CN113588690A CN113588690A CN202110822878.3A CN202110822878A CN113588690A CN 113588690 A CN113588690 A CN 113588690A CN 202110822878 A CN202110822878 A CN 202110822878A CN 113588690 A CN113588690 A CN 113588690A
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- guide rail
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/101—Different kinds of radiation or particles electromagnetic radiation
- G01N2223/1016—X-ray
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
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Abstract
The invention discloses an X-ray nondestructive testing device for a large component, which comprises a shielding cabinet, an imaging motion assembly, an objective table motion assembly, a ray source assembly and a detector, wherein the imaging motion assembly is arranged on the shielding cabinet; the imaging motion assembly, the objective table motion assembly, the ray source assembly and the detector are all arranged in the shielding cabinet, the ray source assembly and the detector are arranged on the imaging motion assembly, the ray source assembly and the detector are correspondingly arranged, the objective table motion assembly is arranged between the ray source assembly and the detector, the imaging motion assembly drives the ray source assembly and the detector to move, and the objective table motion assembly drives the object to be detected on the objective table motion assembly to move; the invention adopts a multi-axis combined motion mode, realizes the inclined nondestructive detection of large components by 6-axis linear and rotary compound motion of the imaging mechanism and two or three-axis linear and rotary compound motion of the objective table mechanism, and solves the problem that the existing detection equipment is only suitable for the detection of small components.
Description
Technical Field
The invention relates to the technical field of nondestructive testing, in particular to an X-ray nondestructive testing device for a large-scale component.
Background
The carbon fiber reinforced resin matrix and other composite materials have unique advantages of high specific strength and specific stiffness, strong designability, good fatigue resistance, small thermal expansion coefficient, good corrosion resistance, convenience for large-area integral forming, special electromagnetic performance and the like, so that the carbon fiber reinforced resin matrix and other composite materials are widely applied to the fields of radome, aviation industry and the like. The composite laminated board, the honeycomb sandwich structure and the woven composite material are often internally provided with the types of layering, gaps, cracks, inclusions, bonding defects and the like, and the performance of the composite material is seriously influenced. Composite materials used in the radar antenna housing and the aviation industry are large-scale components, the length of a typical workpiece is 5 meters, the width of the typical workpiece is 3 meters, a detection system of the existing composite material component such as an industrial CT (computed tomography) machine can only detect small-scale components, sampling detection is carried out on the composite materials, and actual material performance cannot be completely reflected.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
In order to solve the technical defects, the invention adopts the technical scheme that the X-ray nondestructive testing device for the large-scale component comprises a shielding cabinet, an imaging motion assembly, an objective table motion assembly, a ray source assembly and a detector; the imaging motion assembly, the objective table motion assembly, the ray source assembly and the detector are all arranged in the shielding cabinet, the ray source assembly and the detector are arranged on the imaging motion assembly, the ray source assembly and the detector are correspondingly arranged, the objective table motion assembly is arranged between the ray source assembly and the detector, the imaging motion assembly drives the ray source assembly and the detector to move, and the objective table motion assembly drives the object to be detected on the objective table motion assembly to move.
Preferably, the shielding cabinet comprises a cabinet main body and a cabinet chassis, the cabinet chassis is provided with a first X-axis guide rail along the depth direction of the shielding cabinet, the imaging motion assembly is arranged on the first X-axis guide rail, and the imaging motion assembly can linearly move along the first X-axis guide rail; the object stage moving assembly is fixedly connected with the cabinet chassis and is positioned above the imaging moving assembly.
Preferably, the number of the first X-axis guide rails is two.
Preferably, the imaging movement assembly comprises a base, an azimuth rotating mechanism, a turntable, a first Y-axis guide rail, a second Y-axis guide rail, a first support arm, a second support arm, a first guide rail and a second guide rail, the base is connected with the turntable through the azimuth rotating mechanism, the base is arranged on the first X-axis guide rail, the azimuth rotating mechanism drives the turntable to rotate, the first Y-axis guide rail and the second Y-axis guide rail are arranged at two ends of the turntable, the first support arm is arranged on the first Y-axis guide rail and moves along the first Y-axis guide rail, the second support arm is arranged on the second Y-axis guide rail and moves along the second Y-axis guide rail, the first support arm is provided with a first Z-axis guide rail along the vertical direction, the second support arm is provided with a second Z-axis guide rail along the vertical direction, the radiation source system is arranged on the first Z-axis guide rail and moves along the first Z-axis guide rail, the detector is arranged on the second Z-axis guide rail and moves along the second Z-axis guide rail.
Preferably, the objective table motion assembly comprises a supporting seat, a pitching rotating platform, a second X-axis guide rail and an objective table, the supporting seat is symmetrically arranged on two sides of the base, the supporting seat is rotatably connected with the pitching rotating platform, the pitching rotating platform is connected with the objective table through the second X-axis guide rail, and the objective table can move along the second X-axis guide rail.
Preferably, the cabinet chassis is further provided with a third Y-axis guide rail along the width direction of the cabinet, the support seat is arranged on the third Y-axis guide rail, and the object stage moving assembly can move along the third Y-axis guide rail.
Preferably, the transmission mode of the first X-axis guide rail and the third Y-axis guide rail is gear and rack driving; the transmission mode of the azimuth rotating mechanism is a worm and gear speed reduction drive; the transmission mode of the first Y-axis guide rail, the second Y-axis guide rail, the first Z-axis guide rail and the second Z-axis guide rail is that the first Y-axis guide rail, the second Y-axis guide rail, the first Z-axis guide rail and the second Z-axis guide rail are driven by a lead screw; the transmission mode of the second X-axis guide rail is belt wheel or chain drive; the transmission mode of the pitching rotation platform is gear reduction driving.
Preferably, the cabinet main body of the shielding cabinet is detachably connected with the cabinet chassis.
Preferably, the shielding cabinet is of a steel-lead-framework-steel sandwich structure.
Preferably, the rotation angle of the azimuth rotating mechanism is-30 degrees to-30 degrees, and the rotation angle of the pitching rotating platform is-30 degrees to-30 degrees.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts a multi-axis combined motion mode, and 6-axis linear and rotary compound motion of an imaging mechanism and two or three-axis linear and rotary compound motion of an objective table mechanism can realize the inclined nondestructive detection of large components, thereby solving the problem that the existing detection equipment is only suitable for the detection of small components; 2. the imaging mechanism and the objective table mechanism are independently arranged on the chassis of the shielding cabinet, and the shielding mechanism is divided into an upper part and a lower part, so that the installation and debugging of the movement mechanism are facilitated, and the problem that the existing concrete lead house type detection equipment needs to be constructed on site is solved.
Drawings
FIG. 1 is a schematic perspective view of an X-ray nondestructive testing device for large components in a working state;
FIG. 2 is a schematic perspective view of the nondestructive X-ray inspection apparatus for large-sized components when the stage is pulled out;
FIG. 3 is a schematic view of the connection structure of the imaging motion assembly and the stage motion assembly;
FIG. 4 is a schematic structural view of the pitching rotating platform in a rotating state;
FIG. 5 is a schematic structural view of the orientation rotation mechanism in a rotating state;
fig. 6 is a schematic view of the arrangement of the third Y-axis guide rail.
The figures in the drawings represent:
1-shielding a cabinet; 2-an imaging motion assembly; 3-a stage motion assembly; 4-a radiation source assembly; 5-a detector; 11-a cabinet body; 12-a cabinet chassis; 13-a first X-axis guide rail; 14-a third Y-axis guide rail; 21-a base; 22-an orientation rotation mechanism; 23-a turntable; 24-a first Y-axis guide; 25-a second Y-axis guide; 26-a first arm; 27-a second arm; 28-a first guide rail; 29-a second guide rail; 31-a support seat; 32-pitch rotating platform; 33-a second X-axis guide; 34-stage.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, fig. 1 is a schematic perspective view of the X-ray nondestructive testing apparatus for large components in an operating state; FIG. 2 is a schematic perspective view of the nondestructive X-ray inspection apparatus for large-sized components when the stage is pulled out; fig. 3 is a schematic view of a connection structure of the imaging motion assembly and the stage motion assembly.
The X-ray nondestructive testing device for the large-scale component comprises a shielding cabinet 1, an imaging motion assembly 2, an objective table motion assembly 3, a ray source assembly 4 and a detector 5; imaging movement assembly 2 objective table movement assembly 3 radiation source assembly 4 with detector 5 all sets up in the shielding rack 1, radiation source assembly 4 with detector 5 sets up imaging movement assembly 2 is last, radiation source assembly 4 with detector 5 corresponds the setting, objective table movement assembly 3 sets up radiation source assembly 4 with between the detector 5.
The shielding cabinet 1 comprises a cabinet main body 11 and a cabinet chassis 12, the cabinet chassis 12 is provided with a first X-axis guide rail 13 along the depth direction of the shielding cabinet 1, the imaging motion assembly 2 is arranged on the first X-axis guide rail 13, and the imaging motion assembly 2 can linearly move along the first X-axis guide rail 13; the object stage moving assembly 3 is fixedly connected with the cabinet chassis 12 and is positioned above the imaging moving assembly 2.
Preferably, two first X-axis guide rails 13 are symmetrically arranged.
As shown in fig. 5, fig. 5 is a schematic structural view of the orientation rotation mechanism in a rotation state; the imaging movement assembly 2 comprises a base 21, an azimuth rotating mechanism 22, a turntable 23, a first Y-axis guide rail 24, a second Y-axis guide rail 25, a first support arm 26, a second support arm 27, a first guide rail 28 and a second guide rail 29, wherein the base 21 is connected with the turntable 23 through the azimuth rotating mechanism 22, the base 21 is arranged on the first X-axis guide rail 13, the azimuth rotating mechanism 22 drives the turntable 23 to do rotating movement, the two ends of the turntable 23 are provided with the first Y-axis guide rail 24 and the second Y-axis guide rail 25, the first support arm 26 is arranged on the first Y-axis guide rail 24 and moves along the first Y-axis guide rail 24, the second support arm 27 is arranged on the second Y-axis guide rail 25 and moves along the second Y-axis guide rail 25, the first support arm 26 is provided with a first Z-axis guide rail 28 in the vertical direction, the second support arm 27 is provided with a second Z-axis guide rail 29 in the vertical direction, the radiation source system 4 is disposed on and moves along a first Z-axis guide 28, and the detector 5 is disposed on and moves along a second Z-axis guide 29.
As shown in fig. 4, fig. 4 is a schematic structural view of the pitching rotatable platform in a rotating state; the object stage moving assembly 3 includes a supporting seat 31, a pitching rotating platform 32, a second X-axis guide rail 33 and an object stage 34, the two supporting seats 31 are symmetrically disposed on two sides of the base 21, the supporting seat 31 is rotatably connected with the pitching rotating platform 32, the pitching rotating platform 32 is connected with the object stage 34 through the second X-axis guide rail 33, and the object stage 34 can move along the second X-axis guide rail 33, so that the object stage 34 can be drawn out from the pitching rotating platform 32, as shown in fig. 2, and the object to be detected can be placed on the object stage 34 conveniently.
As shown in fig. 6, fig. 6 is a schematic view of the third Y-axis guide rail; preferably, the cabinet chassis 12 is further provided with a third Y-axis guide rail 14 along the width direction of the cabinet, the support seat 31 is disposed on the third Y-axis guide rail 14, and the stage moving assembly 3 can move along the third Y-axis guide rail 14.
The transmission mode of the first X-axis guide rail 13 and the third Y-axis guide rail 14 is gear and rack driving; the transmission mode of the azimuth rotating mechanism 22 is a worm and gear speed reduction drive; the transmission mode of the first Y-axis guide rail 24, the second Y-axis guide rail 25, the first Z-axis guide rail 28 and the second Z-axis guide rail 29 is screw drive; the transmission mode of the second X-axis guide rail 33 is belt wheel or chain drive; the transmission mode of the pitching rotating platform 32 is gear reduction driving.
The cabinet body 11 and the cabinet chassis 12 of the shielding cabinet 1 are separated and connected through bolts.
The shielding cabinet 1 is of a steel-lead-framework-steel sandwich structure.
The rotation angle of the azimuth rotating mechanism 22 is-30 to 30 degrees.
The rotation angle of the pitching rotation platform 32 is-30 degrees.
The invention adopts a multi-axis combined motion mode, and the imaging mechanism 6-axis linear and rotary compound motion and the objective table mechanism two or three-axis linear and rotary compound motion can realize the inclined nondestructive detection of large components, thereby solving the problem that the existing detection equipment is only suitable for the detection of small components; meanwhile, the imaging mechanism and the objective table mechanism are independently arranged on the chassis of the shielding cabinet, and the shielding mechanism is divided into an upper part and a lower part, so that the installation and debugging of the movement mechanism are facilitated, and the problem that the existing concrete lead house type detection equipment needs site construction is solved.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. An X-ray nondestructive testing device for large components is characterized by comprising a shielding cabinet, an imaging motion assembly, an object stage motion assembly, a ray source assembly and a detector; the imaging motion assembly, the objective table motion assembly, the ray source assembly and the detector are all arranged in the shielding cabinet, the ray source assembly and the detector are arranged on the imaging motion assembly, the ray source assembly and the detector are correspondingly arranged, the objective table motion assembly is arranged between the ray source assembly and the detector, the imaging motion assembly drives the ray source assembly and the detector to move, and the objective table motion assembly drives an article to be detected on the objective table motion assembly to move;
the shielding cabinet comprises a cabinet main body and a cabinet chassis, wherein the cabinet chassis is provided with a first X-axis guide rail along the depth direction of the shielding cabinet, the imaging motion assembly is arranged on the first X-axis guide rail, and the imaging motion assembly can linearly move along the first X-axis guide rail; the object stage moving assembly is fixedly connected with the cabinet chassis and is positioned above the imaging moving assembly;
the imaging movement assembly comprises a base, an azimuth rotating mechanism, a turntable, a first Y-axis guide rail, a second Y-axis guide rail, a first support arm, a second support arm, a first guide rail and a second guide rail, wherein the base is connected with the turntable through the azimuth rotating mechanism, the base is arranged on the first X-axis guide rail, the azimuth rotating mechanism drives the turntable to do rotating movement, the two ends of the turntable are provided with the first Y-axis guide rail and the second Y-axis guide rail, the first support arm is arranged on the first Y-axis guide rail and moves along the first Y-axis guide rail, the second support arm is arranged on the second Y-axis guide rail and moves along the second Y-axis guide rail, the first support arm is provided with a first Z-axis guide rail along the vertical direction, the second support arm is provided with a second Z-axis guide rail along the vertical direction, the radiation source system is arranged on the first Z-axis guide rail and moves along the first Z-axis guide rail, the detector is arranged on the second Z-axis guide rail and moves along the second Z-axis guide rail;
the objective table motion assembly comprises a supporting seat, a pitching rotating platform, a second X-axis guide rail and an objective table, the supporting seat is symmetrically arranged on two sides of the base, the supporting seat is rotatably connected with the pitching rotating platform, the pitching rotating platform passes through the second X-axis guide rail and the objective table, and the objective table can be moved along the second X-axis guide rail.
2. The X-ray nondestructive inspection apparatus for large-sized members as claimed in claim 1, wherein said first X-axis guide rails are symmetrically provided in two.
3. The apparatus according to claim 1, wherein the chassis is further provided with a third Y-axis guide rail along the width direction of the chassis, the supporting base is disposed on the third Y-axis guide rail, and the stage moving assembly is movable along the third Y-axis guide rail.
4. The nondestructive X-ray inspection apparatus for large components of claim 3 wherein the first X-axis guideway and the third Y-axis guideway are geared by a rack and pinion; the transmission mode of the azimuth rotating mechanism is a worm and gear speed reduction drive; the transmission mode of the first Y-axis guide rail, the second Y-axis guide rail, the first Z-axis guide rail and the second Z-axis guide rail is that the first Y-axis guide rail, the second Y-axis guide rail, the first Z-axis guide rail and the second Z-axis guide rail are driven by a lead screw; the transmission mode of the second X-axis guide rail is belt wheel or chain drive; the transmission mode of the pitching rotation platform is gear reduction driving.
5. The apparatus of claim 1, wherein the cabinet body of the shielding cabinet is detachably connected to the cabinet chassis.
6. The X-ray nondestructive inspection apparatus for large-sized components according to claim 1, wherein said shielding cabinet is a sandwich structure of steel-lead-skeleton-steel.
7. The X-ray nondestructive inspection apparatus for large members according to claim 1, wherein said azimuth rotating mechanism is rotated by an angle of-30 ° to 30 °.
8. The X-ray nondestructive inspection apparatus for large members according to claim 1, wherein said tilt table is rotated at an angle of-30 ° to 30 °.
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| CN114166872A (en) * | 2021-11-09 | 2022-03-11 | 山东建筑大学 | Surround detection device for building elements |
| CN114280086A (en) * | 2021-11-16 | 2022-04-05 | 中国电子科技集团公司第三十八研究所 | CT imaging device |
| CN115839965A (en) * | 2023-02-16 | 2023-03-24 | 广州市昊志影像科技有限公司 | Rotatory CT formation of image check out test set |
| RU221165U1 (en) * | 2023-09-18 | 2023-10-24 | Общество с ограниченной ответственностью "Радиационные диагностические технологии" | Portable device for filmless digital radiography |
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| CN114166872A (en) * | 2021-11-09 | 2022-03-11 | 山东建筑大学 | Surround detection device for building elements |
| CN114166872B (en) * | 2021-11-09 | 2024-01-09 | 山东建筑大学 | Surrounding detection device for building component |
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| CN114280086B (en) * | 2021-11-16 | 2024-01-23 | 中国电子科技集团公司第三十八研究所 | CT imaging device |
| CN115839965A (en) * | 2023-02-16 | 2023-03-24 | 广州市昊志影像科技有限公司 | Rotatory CT formation of image check out test set |
| RU221165U1 (en) * | 2023-09-18 | 2023-10-24 | Общество с ограниченной ответственностью "Радиационные диагностические технологии" | Portable device for filmless digital radiography |
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