CN218872920U - Dual-mode ray detection device - Google Patents

Abstract

The utility model relates to a double mode ray detection device belongs to the ray nondestructive test field, has solved the problem that can not carry out the problem of single wall trans-illumination and can't realize multi-mode scanning to the solid of revolution work piece among the prior art testing process. The detection device comprises an upright post of the ray machine, a workpiece rotary table, a large detector upright post, a small detector cantilever and a small detector; the ray machine can be installed on the upright post of the ray machine in a pitching manner and can slide up and down along the upright post of the ray machine; the large detector can be installed on the large detector upright post in a pitching mode and can slide up and down along the large detector upright post; the small detector cantilever is vertically and fixedly connected with the ray machine upright post, the small detector is arranged on the small detector cantilever and can move up and down and left and right along the small detector cantilever, and the small detector can penetrate into the workpiece to be detected to detect. The single-wall transillumination detection and the dual-mode scanning of the revolving body workpiece are realized.

Description

Dual-mode ray detection device

Technical Field

The utility model relates to a ray nondestructive test technical field especially relates to a double mode ray detection device.

Background

Nondestructive testing is an indispensable tool in industrial development, and reflects the national industrial development level to a certain extent. X-ray detection has been used in industry for nearly a hundred years as a conventional non-destructive detection method. In the early and some current industrial fields (such as military industry manufacturing field), the X-ray detection usually uses film photography as a main detection method, and the detection method has the problems of long detection period, low detection efficiency, high detection cost, environmental pollution caused by treatment waste liquid in a darkroom and the like, and is not suitable for the non-destructive detection development trend of the information age.

At present, the X-ray digital imaging detection scheme generally places a workpiece on an object stage, and the object stage is positioned between a ray machine and a detector, so that the transillumination imaging of the workpiece by the X-ray is realized. For a revolving body workpiece, according to the transillumination layout, an X ray needs to pass through the double walls of the revolving body workpiece to reach a detector for imaging, so that the obtained image is an aliasing of two layers of wall thickness information, the image contrast sensitivity and the spatial resolution are poor, and the defect image on the image is on the front wall or the back wall.

In addition, the existing ray detection device has a single detection mode, cannot be suitable for different workpieces to be detected, and cannot realize multi-angle scanning of the workpieces.

Therefore, a detection device capable of single-wall transillumination of a revolving workpiece and realizing multi-mode scanning is needed.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing analysis, the embodiments of the present invention are directed to providing a dual-mode radiation detection apparatus, so as to solve the problem that the revolving body workpiece cannot be single-wall transilluminated and the problem that multi-mode scanning cannot be realized in the detection process of the prior art.

The embodiment of the utility model provides a dual mode ray detection device, detection device includes: the device comprises a ray machine upright post, a ray machine, a workpiece rotary table, a large detector upright post, a small detector cantilever and a small detector;

the ray machine upright column and the large detector upright column are arranged on two sides of the workpiece rotary table;

the ray machine can be installed on the ray machine upright post in a pitching manner and can slide up and down along the ray machine upright post;

the large detector can be installed on the large detector upright post in a pitching mode and can slide up and down along the large detector upright post;

the workpiece to be detected is arranged on the workpiece rotary table;

the small detector cantilever is vertically and fixedly connected with the ray machine upright post, the small detector is installed on the small detector cantilever and can move up and down and left and right along the small detector cantilever, and the small detector can penetrate into the workpiece to be detected to detect.

Based on the further improvement of the detection device, the detection device further comprises a first slide rail, a first slide block and a first rotating mechanism; the first slide rail is arranged on the upright post of the ray machine, and the first slide block can slide up and down along the first slide rail; the ray machine is installed on the first sliding block through a first rotating mechanism, and pitching rotation is achieved.

Based on the further improvement of the detection device, the first rotating mechanism comprises a ray end supporting mechanism, a ray end crank arm connecting rod, a bearing inner ring and a bearing outer ring; one end of the ray end supporting mechanism is fixedly connected with the first sliding block, and the other end of the ray end supporting mechanism is fixedly connected with the bearing outer ring; one end of the radial end crank arm connecting rod is connected with the second servo motor, and the other end of the radial end crank arm connecting rod is fixedly connected with the bearing inner ring; the bearing inner ring can rotate relative to the bearing outer ring, the ray machine is arranged on the bearing inner ring and fixedly connected with the bearing inner ring, and the second servo motor drives the ray machine to pitch and rotate.

Based on the further improvement of the detection device, the detection device further comprises an equipment base, and the ray machine stand column, the large detector stand column and the workpiece rotary table are all arranged on the equipment base.

Based on the further improvement of the detection device, the detection device further comprises a third slide rail and a third slide block, wherein the third slide rail is arranged on the equipment base along the connecting line direction of the ray machine upright column and the large detector upright column; the third sliding block can move left and right along the third sliding rail; the large detector upright post is arranged on the third sliding block.

Based on the further improvement of the detection device, the detection device further comprises a fourth slide rail, a fourth slide block and a second rotating mechanism; the fourth slide rail is arranged on the large detector upright post, the fourth slide block can slide up and down along the fourth slide rail, and the large detector is arranged on the fourth slide block through the second rotating mechanism to realize pitching rotation.

Based on the further improvement of the detection device, the second rotating mechanism comprises a large detector end supporting mechanism, a large detector end crank arm connecting rod and a connecting block; one end of the large detector end supporting mechanism is fixedly connected with the fourth sliding block, and the other end of the large detector end supporting mechanism is rotatably connected with the connecting block; one end of the large detector end crank arm connecting rod is connected with the fifth servo motor, and the other end of the large detector end crank arm connecting rod is fixedly connected with the connecting block; the large detector is fixedly connected with the connecting block, and the fifth servo motor is driven to pitch and rotate.

Based on the further improvement of the detection device, the detection device further comprises a sixth slide rail, a sixth slide block and a telescopic rod; the sixth sliding rail is arranged on the small detector cantilever, the sixth sliding block can move left and right along the sixth sliding rail, the telescopic rod is fixedly connected with the sixth sliding block, the small detector is arranged at the bottom of the telescopic rod, and the small detector is driven to move up and down through the expansion and contraction of the telescopic rod.

Based on the further improvement of the detection device, the telescopic rod is an electric telescopic rod.

Based on the further improvement of the detection device, the detection device further comprises a seventh slide block, an eighth slide block and an eighth slide rail; the seventh sliding block can move left and right along the third sliding rail; the eighth sliding rail is arranged on the seventh sliding block, the direction of the eighth sliding rail is vertical to the direction of the third sliding rail, and the eighth sliding block can move back and forth along the eighth sliding rail; the workpiece rotary table is arranged on the eighth sliding block, and the eighth sliding block drives the workpiece rotary table to move back and forth.

Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:

1. the single-wall transillumination imaging of the revolving body workpiece is realized by detecting the small detector by penetrating into the workpiece to be detected.

2. Through the combination of a ray machine, a large detector and a small detector, different detection modes can be selected for detection according to different types of workpieces to be detected, and the two detectors can share one ray machine.

3. The ray machine and the large detector are provided with the rotating mechanisms, so that different angles of the workpiece to be detected can be scanned.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

Fig. 1 is a schematic structural diagram of a dual-mode radiation detection apparatus according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an operation of a dual-mode radiation detecting apparatus according to an embodiment of the present invention;

fig. 3 is a second schematic view illustrating the operation of the dual-mode radiation detection apparatus according to the embodiment of the present invention;

fig. 4 is a second schematic structural diagram of a dual-mode radiation detection apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first rotating mechanism according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second rotating mechanism according to an embodiment of the present invention.

Reference numerals are as follows:

1-ray machine upright post; 2-ray machine; 3-a workpiece turntable;

4-large detector; 5-large detector column; 6-small detector cantilever;

7-small detectors; 8-workpiece to be detected; 9-a first slide rail;

10-a first slider; 11-a first rotation mechanism; 12-ray end crank arm link;

121-a first link; 122-a second link; 123-a third connecting rod;

13-a bearing inner ring; 14-a bearing outer ring; 15-a second servo motor;

16-a ray end support mechanism; 17-equipment base; 18-a third slide rail;

19-a third slide; 20-a fourth slide rail; 21-a fourth slider;

22-a second rotation mechanism; 23-large detector end support mechanism;

24-large detector end crank arm link; 241-a fourth link; 242-a fifth link;

243-sixth link; 25-connecting blocks; 26-a fifth servo motor;

27-a sixth slide rail; 28-sixth slide; 29-a telescopic rod;

30-a seventh slider; 31-an eighth slide rail; 32-eighth slider.

Detailed Description

The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a specific embodiment discloses a dual mode ray detection device, as shown in FIG. 1.

The detection device includes: the device comprises an X-ray machine upright post 1, an X-ray machine 2, a workpiece rotary table 3, a large detector 4, a large detector upright post 5, a small detector cantilever 6 and a small detector 7;

the ray machine upright post 1 and the large detector upright post 5 are arranged on two sides of the workpiece rotary table 3;

the ray machine 2 can be installed on the ray machine upright post 1 in a pitching mode and can slide up and down along the ray machine upright post 1;

the large detector 4 is arranged on the large detector upright post 5 in a pitching manner and can slide up and down along the large detector upright post 5;

the workpiece to be detected is arranged on the workpiece rotary table 3;

the small detector cantilever 6 is vertically and fixedly connected with the ray machine upright post 1, the small detector 7 is installed on the small detector cantilever 6 and can move up and down and left and right along the small detector cantilever 6, and the small detector 7 can penetrate into the workpiece to be detected to detect.

Specifically, the detection device has two detection modes, namely a large detector detection mode and a small detector detection mode:

in the implementation, as shown in fig. 2, in the large detector detection mode, the workpiece 8 to be detected is arranged on the workpiece turntable 3, and the large detector 4 and the ray machine 2 are used for transillumination imaging of the workpiece 8 to be detected. Under the detection mode of the large detector, the ray machine can realize up-and-down movement and pitching rotation, and the large detector can realize up-and-down, left-and-right movement and pitching rotation.

By moving the ray machine 2 up and down, rotating the ray machine 2 in a pitching manner, moving the large detector 4 up and down and rotating the large detector 4 in a pitching manner, the central beam of the ray emitted by the ray machine 2 is kept to be always vertical to the surface of the large detector 4 and to pass through the central point of the large detector 4 in the detection process.

As shown in fig. 3, in the small detector detection mode, the workpiece 8 to be detected is arranged on the workpiece turntable 3, and the small detector 7 and the ray machine 2 are used for transillumination imaging of the workpiece 8 to be detected. Under the detection mode of the small detector, the ray machine only needs to move up and down, does not need to rotate in a pitching manner, and the small detector can move up and down and left and right.

The small detector 7 is enabled to be deep into a workpiece 8 to be detected for detection by moving the small detector 7 up and down, and then the ray machine 2 is enabled to move up and down, so that a central ray beam emitted by the ray machine 2 is kept to be always vertical to the surface of the small detector 7 and to pass through the central point of the small detector 7 in the detection process. Meanwhile, the distance between the ray machine 2 and the small detector 7 can be adjusted by moving the small detector 7 left and right, so that the transillumination focal length and the amplification ratio can be adjusted.

Through the combination of the small detector 7 and the ray machine 2, single-wall transillumination of a workpiece 8 to be detected is realized, so that the contrast sensitivity and the spatial resolution of an image received by the small detector 7 are improved, and whether a defect image on the image is on the front wall or the rear wall can be accurately determined.

Further, as shown in fig. 4, the detecting device further includes a first slide rail 9, a first slider 10, and a first rotating mechanism 11; the first slide rail 9 is arranged on the ray machine upright post 1, and the first slide block 10 can slide up and down along the first slide rail 9; the ray machine 2 is mounted on the first slide block 10 through a first rotating mechanism 11, so that pitching rotation is realized.

Specifically, the setting direction of the first slide rail 9 is the same as the direction of the ray machine column 1, and both the setting direction and the direction are the up-down direction, the first slide block 10 is used with the first slide rail 9 in a matched manner, and the first slide block 10 can slide along the direction of the first slide rail 9.

Specifically, the ray machine 2 is installed on the first slider 10 through the first rotating mechanism 11, and the first rotating mechanism 11 can drive the ray machine 2 to rotate, so that the ray machine 2 realizes pitching rotation, and further, a central beam of rays emitted by the ray machine 2 can form different angles with a horizontal plane.

Preferably, as shown in fig. 5, the first rotating mechanism 11 includes a ray end supporting mechanism 16, a ray end crank arm link 12, a bearing inner ring 13 and a bearing outer ring 14; one end of the ray end supporting mechanism 16 is fixedly connected with the first sliding block 10, and the other end is fixedly connected with the bearing outer ring 14; one end of the radial end crank arm connecting rod 12 is connected with the second servo motor 15, and the other end of the radial end crank arm connecting rod is fixedly connected with the bearing inner ring 13; the bearing inner ring 13 can rotate relative to the bearing outer ring 14, and the ray machine 2 is arranged on the bearing inner ring 13, is fixedly connected with the bearing inner ring 13, and is driven by the second servo motor 15 to pitch down and rotate.

Specifically, one end of the ray end supporting mechanism 16 is fixedly connected with the first slider 10, so that the ray end supporting mechanism 16 can slide up and down along with the up-down sliding of the first slider 10; the other end of the ray end supporting mechanism 16 is connected with the bearing outer ring 14, the bearing inner ring 13 can rotate relative to the bearing outer ring 14, and the ray machine 2 is arranged on the bearing inner ring 13 and is fixedly connected with the bearing inner ring 13, so that the ray machine 2 can rotate in a pitching mode and move up and down.

It is understood that the radiation end supporting mechanism 16 may have any shape, and is not particularly limited thereto, such as a rectangular parallelepiped, a cylindrical, etc. shape of the radiation end supporting mechanism 16. The structure of the ray end crank arm connecting rod 12 can be a structure formed by the action of any section of connecting rod, and the ray machine 2 is driven by the second servo motor 15 to rotate the bearing inner ring 13, so that the ray machine can perform pitching rotation.

Illustratively, as shown in fig. 5, the radial end crank arm link 12 includes a first link 121, a second link 122, and a third link 123, the first link 121 is rotatably connected to the second link 122, the second link 122 is rotatably connected to the third link 123, the first link 121 is fixedly connected to the inner ring of the bearing, and the third link 123 is connected to the second servomotor 15. It can be understood that the second servo motor 15 rotates the third connecting rod 123 to drive the second connecting rod 122 to rotate, and then drives the first connecting rod 121 to rotate, and then drives the bearing inner ring 13 to rotate, so as to finally realize the pitching rotation of the ray machine 2.

Preferably, as shown in fig. 4, the detection apparatus further includes an apparatus base 17, and the ray machine column 1, the large detector column 5, and the workpiece turntable 3 are all disposed on the apparatus base 1.

Preferably, as shown in fig. 4, the detection apparatus further includes a third slide rail 18 and a third slide block 19, where the third slide rail 18 is disposed on the equipment base 17 along a connection line direction between the ray machine column 1 and the large detector column 5; the third slide block 19 can move left and right along the third slide rail 18; the large detector column 5 is arranged on the third slide block 19.

Preferably, as shown in fig. 4, the detecting device further includes a fourth slide rail 20, a fourth slide block 21 and a second rotating mechanism 22; the fourth slide rail 20 is arranged on the large detector upright post 5, the fourth slide block 21 can slide up and down along the fourth slide rail 20, and the large detector 4 is mounted on the fourth slide block 21 through the second rotating mechanism 22 to realize pitching rotation.

Specifically, as shown in fig. 6, the second rotating mechanism 22 includes a large probe end supporting mechanism 23, a large probe end crank arm link 24, and a connecting block 25; one end of the large detector end supporting mechanism 23 is fixedly connected with the fourth sliding block 21, and the other end of the large detector end supporting mechanism is rotatably connected with the connecting block 25; one end of the large detector end crank arm connecting rod 24 is connected with the fifth servo motor 26, and the other end of the large detector end crank arm connecting rod is fixedly connected with the connecting block 25; the large detector 4 is fixedly connected with the connecting block 25, and is driven by the fifth servo motor 26 to pitch and rotate.

It is to be understood that the large detector-end supporting mechanism 23 may have any shape, and is not particularly limited thereto, such as a rectangular parallelepiped, a cylindrical shape, or the like of the large detector-end supporting mechanism 23. The structure of the large detector end crank arm connecting rod 24 can be a structure formed by the action of any section of connecting rod, and the fifth servo motor 26 drives the connecting block 25 to rotate, so that the large detector 4 can rotate in a pitching mode.

Illustratively, as shown in fig. 6, the large detector end crank arm link 24 includes a fourth link 241, a fifth link 242, and a sixth link 243, the fourth link 241 is rotatably connected to the fifth link 242, the fifth link 242 is rotatably connected to the sixth link 243, the fourth link 241 is fixedly connected to the connecting block 25, and the sixth link 243 is connected to the fifth servo motor 26. It can be understood that the fifth servo motor 26 rotates the sixth connecting rod 243 to drive the fifth connecting rod 242 to rotate, and then drives the fourth connecting rod 241 to rotate, and then drives the connecting block 25 to rotate, and finally realizes the pitching rotation of the large detector 4.

Preferably, as shown in fig. 4, the detecting device further includes a sixth slide rail 27, a sixth slide block 28 and a telescopic rod 29; the sixth slide rail 27 is arranged on the small detector cantilever 6, the sixth slide block 28 can move left and right along the sixth slide rail 27, the telescopic rod 29 is fixedly connected with the sixth slide block 28, the small detector 7 is arranged at the bottom of the telescopic rod 29, and the small detector 7 is driven to move up and down through the extension and retraction of the telescopic rod 29.

Specifically, the telescopic rod is an electric telescopic rod.

Preferably, as shown in fig. 4, the detecting device further includes a seventh slider 30, an eighth slider 32 and an eighth slide rail 31; the seventh slide block 30 can move left and right along the third slide rail 18; the eighth slide rail 31 is arranged on the seventh slide block 30, the direction of the eighth slide rail 31 is perpendicular to the direction of the third slide rail 18, and the eighth slide block 32 can move back and forth along the eighth slide rail 31; the workpiece rotary table 3 is arranged on the eighth sliding block 32, and the eighth sliding block 32 drives the workpiece rotary table 3 to move back and forth.

It can be understood that the third slide rail 18, the seventh slide block 30, the eighth slide rail 31 and the eighth slide block form a cross sliding table, and the workpiece rotary table is arranged on the cross sliding table and can drive the workpiece to move front and back and left and right.

Compared with the prior art, the embodiment of the utility model provides a dual mode ray detection device through the combination of little detector and ray machine, has realized treating the single wall transillumination of detecting the work piece for image contrast sensitivity and spatial resolution received at little detector become good, can accurately confirm whether defect image on the image is on the front wall or the back wall; moreover, by combining a large detector and a ray machine, multi-angle full-coverage detection on a large-size workpiece is realized, the scanning and imaging times are reduced, and the single scanning and imaging visual field is increased; meanwhile, the large detector and the small detector can share one ray machine, two different detection modes are provided, and the method can be applied to detection of more types of workpieces.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims (10)

1. A dual-mode radiation detection device, said detection device comprising: the device comprises an X-ray machine upright post, an X-ray machine, a workpiece rotary table, a large detector upright post, a small detector cantilever and a small detector;

the ray machine upright column and the large detector upright column are arranged on two sides of the workpiece rotary table;

the ray machine can be installed on the ray machine upright post in a pitching mode and can slide up and down along the ray machine upright post;

the large detector can be installed on the large detector upright post in a pitching mode and can slide up and down along the large detector upright post;

the workpiece to be detected is arranged on the workpiece rotary table;

the small detector cantilever is vertically and fixedly connected with the ray machine upright post, the small detector is installed on the small detector cantilever and can move up and down and left and right along the small detector cantilever, and the small detector can penetrate into the workpiece to be detected to detect.

2. The detecting device according to claim 1, wherein the detecting device further comprises a first slide rail, a first slide block and a first rotating mechanism; the first slide rail is arranged on the upright post of the ray machine, and the first slide block can slide up and down along the first slide rail; the ray machine is installed on the first sliding block through a first rotating mechanism, and pitching rotation is achieved.

3. The detection device according to claim 2, wherein the first rotation mechanism comprises a ray end support mechanism, a ray end crank arm connecting rod, a bearing inner ring and a bearing outer ring; one end of the ray end supporting mechanism is fixedly connected with the first sliding block, and the other end of the ray end supporting mechanism is fixedly connected with the bearing outer ring; one end of the ray end crank arm connecting rod is connected with the second servo motor, and the other end of the ray end crank arm connecting rod is fixedly connected with the bearing inner ring; the bearing inner ring can rotate relative to the bearing outer ring, the ray machine is arranged on the bearing inner ring and fixedly connected with the bearing inner ring, and the second servo motor drives the ray machine to pitch and rotate.

4. The detection apparatus according to claim 1, further comprising an apparatus base, wherein the ray machine column, the large detector column and the workpiece turntable are all disposed on the apparatus base.

5. The detection apparatus according to claim 4, further comprising a third slide rail and a third slider, wherein the third slide rail is disposed on the equipment base along a connecting line direction between the ray machine column and the large detector column; the third sliding block can move left and right along the third sliding rail; the large detector is provided with a stand column on the third slide.

6. The detecting device according to claim 5, wherein the detecting device further comprises a fourth slide rail, a fourth slide block and a second rotating mechanism; the fourth slide rail is arranged on the large detector upright post, the fourth slide block can slide up and down along the fourth slide rail, and the large detector is arranged on the fourth slide block through the second rotating mechanism to realize pitching rotation.

7. The sensing device of claim 6, wherein the second rotation mechanism comprises a large probe end support mechanism, a large probe end crank arm link, and a connection block; one end of the large detector end supporting mechanism is fixedly connected with the fourth sliding block, and the other end of the large detector end supporting mechanism is rotatably connected with the connecting block; one end of the large detector end crank arm connecting rod is connected with a fifth servo motor, and the other end of the large detector end crank arm connecting rod is fixedly connected with the connecting block; the large detector is fixedly connected with the connecting block, and the fifth servo motor is driven to pitch and rotate.

8. The detection device according to claim 1, further comprising a sixth slide rail, a sixth slide block, and a telescopic rod; the sixth sliding rail is arranged on the small detector cantilever, the sixth sliding block can move left and right along the sixth sliding rail, the telescopic rod is fixedly connected with the sixth sliding block, the small detector is arranged at the bottom of the telescopic rod, and the small detector is driven to move up and down through the expansion and contraction of the telescopic rod.

9. The detection device of claim 8, wherein the telescoping rod is an electrically powered telescoping rod.

10. The detecting device according to claim 5, wherein the detecting device further comprises a seventh slider, an eighth slider and an eighth slide rail; the seventh sliding block can move left and right along the third sliding rail; the eighth sliding rail is arranged on the seventh sliding block, the direction of the eighth sliding rail is vertical to the direction of the third sliding rail, and the eighth sliding block can move back and forth along the eighth sliding rail; the workpiece rotary table is arranged on the eighth sliding block, and the eighth sliding block drives the workpiece rotary table to move back and forth.

Images