CN113588690B - X-ray nondestructive testing device for large-sized component - Google Patents
X-ray nondestructive testing device for large-sized component Download PDFInfo
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- CN113588690B CN113588690B CN202110822878.3A CN202110822878A CN113588690B CN 113588690 B CN113588690 B CN 113588690B CN 202110822878 A CN202110822878 A CN 202110822878A CN 113588690 B CN113588690 B CN 113588690B
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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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- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses an X-ray nondestructive testing device for a large-scale component, which comprises a shielding cabinet, an imaging motion assembly, an objective table motion assembly, a ray source assembly and a detector, wherein the shielding cabinet is provided with a shielding plate; 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 object to be detected on the objective table motion assembly to move; the invention adopts the multi-axis combined motion mode, the imaging mechanism 6-axis linear and rotary combined motion and the objective table mechanism two or three-axis linear and rotary combined motion, can realize the non-destructive detection of the inclination of the large-scale component, and solves the problem that the existing detection equipment is only suitable for the detection of the small-scale component.
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-sized component.
Background
The carbon fiber reinforced resin matrix composite material has the unique advantages of high specific strength and specific rigidity, strong designability, good fatigue resistance, small thermal expansion coefficient, good corrosion resistance, convenience for large-area integral molding, special electromagnetic performance and the like, so that the carbon fiber reinforced resin matrix composite material is widely applied to the fields of radomes, aviation industry and the like. The composite laminated board, the honeycomb sandwich structural part and the woven composite material often have layering, gaps, cracks, inclusions, cementing defects and other types inside, and seriously influence the performance of the composite material. Composite materials used in radar radomes and aviation industry are often large-sized components, typical workpieces are 5 m long and 3 m wide, detection systems of existing composite material components such as industrial CT machines are often only capable of detecting small-sized components, sampling detection is carried out on the composite materials, and actual material performances cannot be fully reflected.
In view of the above drawbacks, the present inventors have finally achieved the present invention through long-time studies and practices.
Disclosure of Invention
In order to solve the technical defects, the technical scheme adopted by the invention is that an X-ray nondestructive testing device for a large-scale component is provided, and the X-ray nondestructive testing device 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 an 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, a first X-axis guide rail is arranged on the cabinet chassis 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 move linearly 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, two first X-axis guide rails are symmetrically arranged.
Preferably, the imaging motion assembly comprises a base, an azimuth rotation 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 rotation mechanism, the base is arranged on the first X-axis guide rail, the azimuth rotation mechanism drives the turntable to do rotary motion, 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 Z-axis guide rail is arranged along the vertical direction, the ray source system is arranged on the first Z-axis guide rail and moves along the first Z-axis guide rail, and 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 rotation platform, a second X-axis guide rail and an objective table, wherein the supporting seat is symmetrically arranged on two sides of the base, the supporting seat is rotationally connected with the pitching rotation platform, the pitching rotation 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 chassis of the cabinet is further provided with a third Y-axis guide rail along the width direction of the cabinet, the supporting seat is arranged on the third Y-axis guide rail, and the stage moving assembly can move along the third Y-axis guide rail.
Preferably, the first X-axis guide rail and the third Y-axis guide rail are driven by a gear rack in a transmission mode; the transmission mode of the azimuth rotating mechanism is turbine worm speed reduction driving; 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 lead screws; the second X-axis guide rail is driven by a belt wheel or a chain; the pitching rotation platform is driven by gear reduction.
Preferably, the cabinet main body of the shielding cabinet is detachably connected with the cabinet chassis.
Preferably, the shielding cabinet is a sandwich structure of steel-lead-framework-steel.
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: 1, the invention adopts the form of multi-axis combined motion, the imaging mechanism 6-axis linear and rotary combined motion and the objective table mechanism two or three-axis linear and rotary combined motion, can realize the tilting nondestructive detection of large-scale components, and solves the problem that the existing detection equipment is only suitable for the detection of small-scale components; 2. the imaging mechanism and the objective table mechanism are independently arranged on the chassis of the shielding cabinet, the shielding mechanism is divided into an upper part and a lower part, the installation and the debugging of the moving mechanism are facilitated, and the problem that the existing concrete lead-room type detection equipment needs site construction is solved.
Drawings
FIG. 1 is a schematic perspective view of an X-ray nondestructive testing device for large components in an operating state;
FIG. 2 is a schematic perspective view of the X-ray nondestructive inspection apparatus for large components as the stage is pulled out;
FIG. 3 is a schematic diagram of the connection structure of the imaging motion assembly and the stage motion assembly;
FIG. 4 is a schematic view of the structure of the rotation state of the pitching rotation platform;
FIG. 5 is a schematic view of the structure of the rotation state of the azimuth rotation mechanism;
fig. 6 is a schematic view of the arrangement of the third Y-axis guide rail.
The figures represent the numbers:
1-shielding a cabinet; 2-an imaging motion assembly; 3-stage motion assembly; a 4-ray source assembly; 5-a detector; 11-a cabinet body; 12-a cabinet chassis; 13-a first X-axis rail; 14-a third Y-axis rail; 21-a base; 22-azimuth rotation mechanism; 23-a turntable; 24-a first Y-axis rail; 25-a second Y-axis rail; 26-a first arm; 27-a second arm; 28-a first rail; 29-a second rail; 31-a supporting seat; 32-pitching the rotating platform; 33-a second X-axis guide rail; 34-stage.
Detailed Description
The above and further technical 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 device for large-scale components in working state; FIG. 2 is a schematic perspective view of the X-ray nondestructive inspection apparatus for large components as the stage is pulled out; fig. 3 is a schematic diagram 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; the imaging motion assembly 2, the object stage motion assembly 3, the ray source assembly 4 and the detector 5 are all arranged in the shielding cabinet 1, the ray source assembly 4 and the detector 5 are arranged on the imaging motion assembly 2, the ray source assembly 4 and the detector 5 are correspondingly arranged, and the object stage motion assembly 3 is arranged between the ray source assembly 4 and the detector 5.
The shielding cabinet 1 comprises a cabinet main body 11 and a cabinet chassis 12, wherein 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 stage motion assembly 3 is fixedly connected with the cabinet chassis 12 and is located above the imaging motion assembly 2.
Preferably, two first X-axis guide rails 13 are symmetrically disposed.
As shown in fig. 5, fig. 5 is a schematic structural view of the rotation state of the azimuth rotation mechanism; the imaging motion assembly 2 comprises a base 21, an azimuth rotation 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 rotation mechanism 22, the base 21 is arranged on the first X-axis guide rail 13, the azimuth rotation mechanism 22 drives the turntable 23 to perform rotary motion, 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 along the vertical direction, the second support arm 27 is provided with a second Z-axis guide rail 29 along the vertical direction, the radiation source system 4 is arranged on the first Z-axis guide rail 28 and moves along the second Z-axis guide rail 29.
As shown in fig. 4, fig. 4 is a schematic structural view of the rotation state of the pitching rotation platform; the stage motion assembly 3 includes a support seat 31, a pitching rotation platform 32, a second X-axis guide rail 33 and a stage 34, where the two support seats 31 are symmetrically disposed on two sides of the base 21, the support seat 31 is rotationally connected with the pitching rotation platform 32, the pitching rotation platform 32 is connected with the stage 34 through the second X-axis guide rail 33, and the stage 34 is movable along the second X-axis guide rail 33, so that the stage 34 can be pulled out from the pitching rotation platform 32, as shown in fig. 2, so that the object to be detected is placed on the stage 34 conveniently.
FIG. 6 is a schematic view of the arrangement of the third Y-axis guide rail as shown in FIG. 6; preferably, the chassis 12 is further provided with a third Y-axis rail 14 along the width direction of the cabinet, the supporting seat 31 is disposed on the third Y-axis rail 14, and the stage moving assembly 3 can move along the third Y-axis rail 14.
The transmission mode of the first X-axis guide rail 13 and the third Y-axis guide rail 14 is gear rack driving; the transmission mode of the azimuth rotation mechanism 22 is turbine worm speed reduction driving; 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 are driven by lead screws; the second X-axis guide rail 33 is driven by a belt wheel or a chain; the pitch rotation platform 32 is driven by gear reduction.
The cabinet main body 11 of the shielding cabinet 1 is separated from the cabinet chassis 12 and is connected through bolts.
The shielding cabinet 1 is of a sandwich structure of steel-lead-framework-steel.
The rotation angle of the azimuth rotation mechanism 22 is-30 degrees to 30 degrees.
The pitch rotation platform 32 rotates at an angle of-30 deg. to 30 deg..
The invention adopts a multi-axis combined motion mode, and the imaging mechanism 6-axis linear and rotary combined motion and the objective table mechanism two or three-axis linear and rotary combined motion can realize the non-destructive detection of the inclination of the large-scale component, thereby solving the problem that the existing detection equipment is only suitable for the detection of the small-scale component; meanwhile, the imaging mechanism and the objective table mechanism are independently arranged on the chassis of the shielding cabinet, the shielding mechanism is divided into an upper part and a lower part, the installation and the debugging of the moving mechanism are facilitated, and the problem that the existing concrete lead room type detection equipment needs site construction is solved.
The foregoing description of the preferred embodiment of the invention is merely illustrative of the invention and is not intended to be limiting. It will be appreciated by persons skilled in the art that many variations, modifications, and even equivalents may be made thereto without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. An X-ray non-destructive inspection apparatus for a large component, characterized by: the imaging device comprises a shielding cabinet, an imaging motion assembly, an objective table motion assembly, a radiation 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 object to be detected on the objective table motion assembly to move;
the shielding cabinet comprises a cabinet main body and a cabinet chassis, the cabinet main body of the shielding cabinet is detachably connected with the cabinet chassis, a first X-axis guide rail is arranged on the cabinet chassis along the depth direction of the shielding cabinet, the imaging movement assembly is arranged on the first X-axis guide rail, and the imaging movement assembly can move linearly 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 motion assembly comprises a base, an azimuth rotation 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 Z-axis guide rail and a second Z-axis guide rail, wherein the base is connected with the turntable through the azimuth rotation mechanism, the base is arranged on the first X-axis guide rail, the azimuth rotation mechanism drives the turntable to do rotary motion, 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 Z-axis guide rail is arranged along the vertical direction, the ray source assembly is arranged on the first Z-axis guide rail and moves along the first Z-axis guide rail, and 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, wherein the supporting seat is symmetrically arranged on two sides of the base, the supporting seat is rotationally 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.
2. The X-ray non-destructive inspection apparatus for a large structure according to claim 1, wherein said first X-axis guide rail is symmetrically provided with two.
3. The X-ray nondestructive inspection apparatus for large structures of claim 1 wherein the chassis of the cabinet is further provided with a third Y-axis rail along the width of the cabinet, the support base being disposed on the third Y-axis rail, the stage motion assembly being movable along the third Y-axis rail.
4. The X-ray nondestructive inspection apparatus for large structures of claim 3 wherein the first X-axis rail and the third Y-axis rail are driven by rack and pinion; the transmission mode of the azimuth rotating mechanism is turbine worm speed reduction driving; 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 lead screws; the second X-axis guide rail is driven by a belt wheel or a chain; the pitching rotation platform is driven by gear reduction.
5. The X-ray non-destructive inspection apparatus for a large structure according to claim 1, wherein said shielding cabinet is a sandwich structure of steel-lead-skeleton-steel.
6. The X-ray nondestructive inspection apparatus for a large structure according to claim 1, wherein the azimuth rotation mechanism is rotated at an angle of-30 ° to 30 °.
7. The X-ray non-destructive inspection apparatus for a large structure according to claim 1, wherein said pitch rotation stage has a rotation angle of-30 ° to 30 °.
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| CN202110822878.3A CN113588690B (en) | 2021-07-20 | 2021-07-20 | X-ray nondestructive testing device for large-sized component |
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| CN202110822878.3A CN113588690B (en) | 2021-07-20 | 2021-07-20 | X-ray nondestructive testing device for large-sized component |
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| CN113588690A CN113588690A (en) | 2021-11-02 |
| CN113588690B true CN113588690B (en) | 2023-10-03 |
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| CN114166872B (en) * | 2021-11-09 | 2024-01-09 | 山东建筑大学 | Surrounding detection device for building component |
| 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 |
| CN115839965B (en) * | 2023-02-16 | 2023-06-06 | 广州市昊志影像科技有限公司 | Rotary CT imaging detection equipment |
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