A product defect detection apparatus

Abstract

The application discloses a product defect detection equipment and relates to the technical field of product defect detection.The product defect detection equipment comprises a detection cabinet, a loading mechanism and a defect detection mechanism are arranged in the detection cabinet, a lifting mechanism is arranged between the loading mechanism and the inner wall of the detection cabinet, and an adjusting mechanism is arranged between the defect detection mechanism and the detection cabinet; a feeding and discharging mechanism is arranged on one side of the detection cabinet, and a feeding and discharging opening is formed in the side wall of the detection cabinet.The inclination of the loading mechanism can be adjusted through the lifting mechanism, so that the loading mechanism can not only realize automatic conveying of products, but also can adjust the angle of the products on the X axis during defect detection, and the Y axis angle and magnification of the defect detection mechanism can be adjusted through the adjusting mechanism in the detection cabinet, so that multi-angle detection of product defects can be realized, the precision of each defect detection can be improved, and the efficiency and quality of product defect detection work can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of defect detection, in particular to a product defect detection device. BACKGROUND

[0002] At present, in the production process of products, product defect detection equipment is needed to detect the defects of finished products, and unqualified products are removed through detection. Defect detection can also effectively reduce the safety risks existing in the use process of products, ensure the quality of products leaving the factory, improve product quality, in addition, through the defect detection of products, the defects existing in the production line of products can be found out, so as to improve the product quality and improve the efficiency.

[0003] In the prior art, the traditional defect detection equipment is generally composed of a product conveying line and a photographing detection mechanism. The product conveying line conveys the products one by one under the photographing detection mechanism, so that the photographing detection mechanism transmits the picture information to the detection system for detection, so as to detect whether the product has defects. However, the product can only be detected at a single position during detection, and the detection range is limited, which may cause low detection accuracy. Multiple detection or additional groups of photographing detection mechanisms are needed to detect the defects of the product more comprehensively. However, this not only increases the detection cost, but also affects the efficiency of defect detection work, and it is difficult to meet the actual use requirements. Therefore, the present application provides a product defect detection device. SUMMARY

[0004] The present application aims to provide a product defect detection device to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a product defect detection device, comprising:

[0006] A detection cabinet, the inside of the detection cabinet is provided with a carrying mechanism and a defect detection mechanism, the carrying mechanism and the inner wall of the detection cabinet are provided with a lifting mechanism, the lifting mechanism is used for adjusting the inclination of the carrying mechanism, the defect detection mechanism and the detection cabinet are provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the direction and focal length of the product detection of the defect detection mechanism;

[0007] An upper and lower material mechanism, the upper and lower material mechanism is arranged on one side of the detection cabinet, the side wall of the detection cabinet close to the upper and lower material mechanism is provided with an inlet and outlet opening for the product to enter and exit the detection cabinet, and the upper and lower material mechanism is used for loading and unloading of the product in the defect detection process.

[0008] Preferably, the upper and lower material mechanism is provided with a carrying plate for carrying products, and the top end of the carrying plate is provided with a plurality of positioning jigs for positioning the products on the carrying plate.

[0009] Preferably, the said loading mechanism comprises a loading support, both inner sides of which are provided with conveying belts for conveying the loading plate, and the end of the loading support away from the inlet and outlet is rotatably connected with a rotating shaft, and the end of the loading support away from the inlet and outlet is provided with a rotating driving device, which drives the two conveying belts to convey the loading plate through the rotating shaft, and one end of the rotating shaft extends to the outside of the loading support and is rotatably connected with the inner wall of the detection cabinet.

[0010] The top end of the loading support is fixedly provided with a positioning cylinder, the telescopic end of which is fixedly connected with a positioning block, and the positioning cylinder drives the positioning block to press the product sidewall on the loading plate for positioning.

[0011] Preferably, the said lifting mechanism comprises a lifting cylinder and a lifting frame, the lifting cylinder is installed below the inlet and outlet of the inner wall of the detection cabinet, and the lifting frame is arranged at the end of the bottom end of the loading support close to the inlet and outlet, and the lifting cylinder drives the loading support to rotate around the rotating shaft through the lifting frame.

[0012] The lifting frame comprises two lifting cross beams and a rectangular frame, the rectangular frame is fixedly installed at the middle position between the two lifting cross beams, and the telescopic end of the lifting cylinder is rotatably connected with the inner side of the rectangular frame.

[0013] Preferably, the said defect detection mechanism comprises a flat plate and a light pipe, which are arranged in an upper-lower opposite manner, and the flat plate is located above the loading mechanism and the light pipe is located below the loading mechanism.

[0014] Preferably, the said adjusting mechanism comprises a rotating power head and a magnification adjustment module, the top end of the flat plate is fixedly connected with a flat plate support, the bottom end of the light pipe is fixedly connected with a light pipe support, the flat plate support and the light pipe support are respectively fixed with the moving end of the magnification adjustment module, the rotating power head is used to drive the magnification adjustment module to rotate, and the magnification adjustment module is used to adjust the distance between the flat plate and the light pipe.

[0015] Preferably, the said magnification adjustment module comprises an outer shell, the middle of the side wall of the outer shell is fixedly connected with the rotating end of the rotating power head, the top and bottom of the inner side of the outer shell are both fixedly installed with linear servo modules, and the moving ends of the two linear servo modules are respectively fixedly connected with the flat plate and the light pipe.

[0016] Preferably, the said light pipe is movably provided with a radiation-proof cover at the light-emitting position of the top end of the light pipe, the top of the light pipe support is fixedly connected with a driving cylinder, and the telescopic end of the driving cylinder is fixedly connected with the side wall of the radiation-proof cover.

[0017] Preferably, the feeding and discharging mechanism comprises an electrical cabinet arranged at a position close to the side wall of the inlet and outlet of the detection cabinet, a feeding conveying line for conveying the carrier plate is fixedly installed at the top end of the electrical cabinet, a material moving manipulator for moving the product is installed at the top end of the electrical cabinet and at a position on one side of the feeding conveying line, an operation table is arranged on the side of the feeding conveying line away from the material moving manipulator, and a feeding conveying line and a discharging conveying line are arranged on the side of the electrical cabinet away from the detection cabinet, and the feeding conveying line and the discharging conveying line are arranged side by side.

[0018] Preferably, a vertically liftable radiation-proof lead door is arranged at a position corresponding to the inlet and outlet of the side wall of the detection cabinet, the radiation-proof lead door is used for shielding the inlet and outlet, a navigation camera is fixedly installed at a position close to the side of the top of the detection cabinet, a maintenance door is arranged on the side wall of the detection cabinet, and an observation window is arranged on the maintenance door.

[0019] Compared with the prior art, the technical effect of the present application is that:

[0020] The inclination of the carrier mechanism can be adjusted through the lifting mechanism, so that the carrier mechanism can not only realize automatic conveying of the product, but also can adjust the angle of the product in the X axis during defect detection, and the Y axis angle and magnification of the defect detection mechanism in the detection cabinet are adjusted through the adjusting mechanism, so that not only the multi-angle detection of the product defect can be realized, but also the precision of each defect detection can be improved, which helps to improve the efficiency and quality of the product defect detection work. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0022] Figure 2 It is a schematic diagram of the overall structure of the present application.

[0023] Figure 3 It is a schematic diagram of the overall structure of the present application.

[0024] Figure 4 It is a schematic diagram of the overall structure of the present application.

[0025] Figure 5 It is a schematic diagram of the overall structure of the present application.

[0026] Figure 6 It is a schematic diagram of the overall structure of the present application.

[0027] Figure 7 It is a schematic diagram of the overall structure of the present application.

[0028] Figure 8 It is a schematic diagram of the overall structure of the present application. Figure 7A local enlarged structural schematic view of the part 100.

[0029] Figure 9 A three-dimensional sectional structural schematic view of the magnification adjustment module of the present application.

[0030] Figure 10 A flowchart of the product defect detection of the present application.

[0031] In the figure: 100, detection cabinet; 101, inlet and outlet; 102, anti-radiation lead door; 103, maintenance door; 104, navigation camera;

[0032] 200, feeding and discharging mechanism; 201, electrical cabinet; 202, material moving manipulator; 203, incoming material conveying line; 204, discharging conveying line; 205, feeding conveying line; 206, operation table;

[0033] 300, material carrying mechanism; 301, material carrying support; 302, conveying belt; 303, rotating shaft; 304, rotating driving device; 305, positioning cylinder; 306, positioning block; 307, lifting crossbeam; 308, rectangular frame; 309, lifting cylinder;

[0034] 400, defect detection mechanism; 401, flat plate; 402, light pipe; 403, rotating power head; 404, magnification adjustment module; 441, outer shell; 442, linear servo module; 405, light pipe support; 406, flat plate support; 407, anti-radiation cover; 408, driving cylinder;

[0035] 500, material carrying plate; 501, positioning fixture. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0037] The present application provides a method for detecting defects in a product, comprising the steps of: Figures 1-10The product defect detection device shown in the prior art, the object of defect detection can be electronic products such as circuit boards, mechanical products or building products, including detection cabinet 100 and feeding and discharging mechanism 200, feeding and discharging mechanism 200 is arranged at one side of detection cabinet 100, the side wall of detection cabinet 100 close to feeding and discharging mechanism 200 is provided with inlet and outlet port 101 for the product to enter and exit detection cabinet 100, feeding and discharging mechanism 200 is used for feeding and discharging of product defect detection process, feeding and discharging mechanism 200 is provided with carrying plate 500 for carrying products, the top end of carrying plate 500 is provided with a plurality of positioning jigs 501 for positioning products on carrying plate 500, by configuring a plurality of positioning jigs 501 on carrying plate 500, a plurality of products can be carried on a single carrying plate 500 for defect detection at the same time, which helps to improve work efficiency, such as Figure 5 As shown, positioning jigs 501 can be composed of a plurality of plate bodies distributed in transverse and longitudinal directions, which can not only position the placement position of products on carrying plate 500, but also make adjacent two products placed in a neat interval state; feeding and discharging mechanism 200 includes electrical cabinet 201 arranged at the side wall position of detection cabinet 100 close to inlet and outlet port 101, electrical cabinet 201 is used to assemble the required electrical appliances of the detection equipment, the top end of electrical cabinet 201 is fixedly installed with feeding conveying line 205 for conveying carrying plate 500, carrying plate 500 is driven by feeding conveying line 205 to move horizontally, realizing the feeding and discharging of carrying plate 500 in detection cabinet 100, the top end of electrical cabinet 201 and located at one side of feeding conveying line 205 is installed with material moving manipulator 202 for product material moving, the side of feeding conveying line 205 away from material moving manipulator 202 is provided with operation table 206, operation table 206 is generally a control terminal (computer), which is convenient for manual input instruction and observation of detection equipment working condition, the side of electrical cabinet 201 away from detection cabinet 100 is respectively provided with incoming conveying line 203 and discharging conveying line 204, and incoming conveying line 203 and discharging conveying line 204 are arranged side by side, incoming conveying line 203 sends products one by one to the material taking position of material moving manipulator 202, and the products on incoming conveying line 203 are transferred to carrying plate 500 by material moving manipulator 202, while the products after defect detection are transferred to discharging conveying line 204 by material moving manipulator 202, realizing automatic feeding and discharging in product defect detection process;

[0038] Further, as shown in Figure 2 、 Figure 5 and Figure 6 , the inside of detection cabinet 100 is provided with carrying mechanism 300 and defect detection mechanism 400, lifting mechanism is arranged between carrying mechanism 300 and the inner wall of detection cabinet 100, the lifting mechanism is used for adjusting the inclination of carrying mechanism 300; as Figure 5 and Figure 6As shown, the loading mechanism 300 comprises a loading bracket 301 in the shape of an open concave, both inner sides of the loading bracket 301 are provided with a conveying belt 302 for conveying the loading plate 500, the end of the loading bracket 301 away from the inlet and outlet 101 is rotatably connected with a rotating shaft 303, the end of the loading bracket 301 away from the inlet and outlet 101 is provided with a rotating drive device 304 (in the prior art, the rotating drive device 304 generally adopts a speed reducer motor), the outer wall of the rotating drive device 304 can be fixed with the inner wall of the detection cabinet 100 through fasteners, which increases the stability of the loading mechanism 300, the rotating drive device 304 drives the two conveying belts 302 to convey the loading plate 500 through the rotating shaft 303, one end of the rotating shaft 303 extends to the outside of the loading bracket 301 and is rotatably connected with the inner wall of the detection cabinet 100, the rotating shaft 303 not only provides support for the loading bracket 301, but also drives the driving pulley in the conveying belt 302 to rotate by rotating the rotating shaft 303 driven by the rotating drive device 304, so that the conveying belt 302 can be driven to drive the loading plate 500 to translate after the loading plate 500 is conveyed onto the conveying belt 302 by the feeding conveying line 205, thereby adjusting the position of the loading plate 500, and the loading plate 500 can also be conveyed onto the feeding conveying line 205 when discharging; a positioning cylinder 305 is fixed on one side of the top end of the loading bracket 301, a positioning block 306 is fixedly connected with the extension end of the positioning cylinder 305, the positioning cylinder 305 drives the positioning block 306 to press the side wall of the product on the loading plate 500 for positioning, after the position of the loading plate 500 is adjusted by the conveying belt 302, the positioning cylinder 305 acts to drive the positioning block 306 to press the side wall of the product, which can realize the fixation of the product on the loading plate 500 in cooperation with the positioning jig 501, and also can keep the position of the loading plate 500 fixed on the loading bracket 301, so that the position of the product is stable when the lifting mechanism lifts the loading bracket 301, so that the product can be subjected to the first horizontal position detection after entering the detection cabinet 100; in the preferred embodiment, the lifting mechanism comprises a lifting cylinder 309 and a lifting frame, the lifting cylinder 309 is installed at the position below the inlet and outlet 101 of the inner side wall of the detection cabinet 100, the lifting frame is arranged at the end of the bottom end of the loading bracket 301 close to the inlet and outlet 101, the lifting cylinder 309 drives the loading bracket 301 to rotate around the rotating shaft 303 through the lifting frame, the lifting cylinder 309 acts to drive the end of the loading bracket 301 to rotate around the rotating shaft 303, so that the loading bracket 301 rotates upward by 45°, so that the product can be kept at the X-axis 45° position for photographic detection during the second defect detection;The lifting frame comprises two lifting beams 307 and a rectangular frame 308 fixedly installed at a middle position between the two lifting beams 307, and the telescopic end of the lifting cylinder 309 is rotatably connected to the inner side of the rectangular frame 308. The two lifting beams 307 and the rectangular frame 308 form a I-shaped lifting frame, and the top of the lifting cylinder 309 is rotatably connected to the inner side of the rectangular frame 308, so that when the lifting cylinder 309 is extended to drive the carrying mechanism 300 to rotate upward around the rotating shaft 303, the lifting frame can be attached to the bottom end of the carrying support 301, thereby ensuring the stability of the carrying support 301.

[0039] Further, as shown in Figure 2 and Figure 7 , the adjustment mechanism is arranged between the defect detection mechanism 400 and the detection cabinet 100, and is used to adjust the direction and focal length of the product detection of the defect detection mechanism 400; the defect detection mechanism 400 comprises a flat plate 401 and a light pipe 402, the flat plate 401 and the light pipe 402 are arranged in an upper-lower opposite manner, and the flat plate 401 is located at an upper position of the carrying mechanism 300, and the light pipe 402 is located at a lower position of the carrying mechanism 300; the adjustment mechanism comprises a rotating power head 403 and a magnification adjustment module 404, the top end of the flat plate 401 is fixedly connected with a flat plate support 406, the bottom end of the light pipe 402 is fixedly connected with a light pipe support 405, the flat plate support 406 and the light pipe support 405 are fixedly connected with the moving end of the magnification adjustment module 404 respectively, the rotating power head 403 is used to drive the magnification adjustment module 404 to rotate, a motor can be used for rotating driving in the rotating power head 403, and the magnification adjustment module 404 is used to adjust the distance between the flat plate 401 and the light pipe 402; the rotating power head 403 drives the magnification adjustment module 404 to rotate, thereby driving the defect detection mechanism 400 to rotate along the Y axis, so that the defect detection mechanism 400 and the product form a 45° stagger on the Y axis, thereby enabling the product to be detected by the third photographing at the 45° position on the Y axis, and the first and second photographing at the horizontal position and the 45° position on the X axis, thereby realizing multi-directional photographing detection of the product and improving the working quality and precision of the product defect detection;

[0040] As shown in Figure 7 and Figure 9 , the magnification adjustment module 404 comprises an outer housing 441, the middle part of the side wall of the outer housing 441 is fixedly connected with the rotating end of the rotating power head 403, the top and bottom of the inner side of the outer housing 441 are fixedly installed with linear servo modules 442, the moving ends of the two linear servo modules 442 are fixedly connected with the flat plate 401 and the light pipe 402 respectively, and the flat plate 401 and the light pipe 402 are driven by the two linear servo modules 442 respectively.

[0041] In the preferred embodiment, as shown in Figure 7 and Figure 8As shown, the light pipe 402 top end light emitting position is movably provided with a radiation shield 407, the top of the light pipe support 405 is fixedly connected with a driving cylinder 408, the telescopic end of the driving cylinder 408 is fixedly connected with the side wall of the radiation shield 407, before defect detection, the radiation shield 407 is moved away from the top end port of the light pipe 402 by the driving cylinder 408, so that the light pipe 402 can be normally used, and after stopping defect detection, the radiation shield 407 is driven to move by the driving cylinder 408, and the top end port of the light pipe 402 is shielded, so as to play a protection role and help to prolong the service life of the light pipe 402.

[0042] In other embodiments, as shown in Figure 1 、 Figure 3 and Figure 4 , the inside side wall of the detection cabinet 100 is provided with a vertically liftable radiation-proof lead door 102 corresponding to the position of the inlet and outlet port 101, the radiation-proof lead door 102 is used for shielding the inlet and outlet port 101, after the object plate 500 enters the detection cabinet 100 from the inlet and outlet port 101, the radiation-proof lead door 102 vertically moves to close the inlet and outlet port 101, and the safety protection of the lifting operation area is improved, wherein the lifting drive of the radiation-proof lead door 102 can be completed by a cylinder, the navigation camera 104 is fixedly installed on the side of the top of the inside side wall of the detection cabinet 100 close to the inlet and outlet port 101, the navigation camera 104 monitors the inside of the detection cabinet 100, increases the convenience and accuracy of operation, the side wall of the detection cabinet 100 is provided with a maintenance door 103, the maintenance door 103 is provided with an observation window, the inside of the detection cabinet 100 can be opened through the maintenance door 103 to maintain the internal parts, and the observation window is convenient for observing the detection work of the inside of the detection cabinet 100;

[0043] As shown in Figure 10As shown, in the embodiment, the detection process of product defect detection is specifically as follows: the product on the incoming conveying line 203 is transplanted to the object carrier plate 500 by the transplanting manipulator 202, the object carrier plate 500 and the product thereon are sent into the detection cabinet 100 through the feeding conveying line 205, then the radiation-proof lead door 102 is closed, the radiation-proof cover 407 on the light pipe 402 is opened, the horizontal photographing detection of the product is first performed when the object carrier plate 500 is horizontally placed on the object carrier mechanism 300, the first photographing detection is completed; then the lifting mechanism drives the object carrier mechanism 300 to rotate upward by 45° around the rotating shaft 303, the photographing detection of the product in the 45° orientation of the X axis is performed, the second photographing detection of the product is completed; finally, the rotating power head 403 drives the defect detection mechanism 400 to rotate by 45° along the Y axis direction, the photographing detection of the product in the 45° orientation of the Y axis is performed, the third photographing detection of the product is completed, the image information is transmitted to the computer for detection through an algorithm, and the defect detection result is output, the transplanting manipulator 202 is controlled to classify and grasp the product; in the photographing detection process, the distance between the light pipe 402 and the flat plate 401 is adjusted by the magnification adjustment module 404 to adjust the magnification, so that the best picture with the best clarity can be taken according to the product size.

[0044] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A product defect detection apparatus characterized by comprising: The utility model relates to a kind of product defect detection device, including: Detection cabinet (100), the inside of the detection cabinet (100) is equipped with object carrying mechanism (300) and defect detection mechanism (400), lifting mechanism is equipped between the object carrying mechanism (300) and the inner wall of detection cabinet (100), the lifting mechanism is used to adjust the inclination of object carrying mechanism (300), adjusting mechanism is equipped between the defect detection mechanism (400) and the detection cabinet (100), the adjusting mechanism is used to adjust the direction and focal length of product detection of defect detection mechanism (400), the object carrying mechanism (300) includes object carrying support (301), both inside positions of the object carrying support (301) are equipped with conveying belt (302) for conveying object carrying plate (500), rotating shaft (303) is rotatably connected to the end of the object carrying support (301) away from inlet and outlet (101), the lifting mechanism includes lifting cylinder (309) and lifting frame, the lifting cylinder (309) is installed at the position below inlet and outlet (101) of the inner wall of detection cabinet (100), the lifting frame is arranged at the end of the bottom of object carrying support (301) close to inlet and outlet (101), the lifting cylinder (309) drives object carrying support (301) to rotate around rotating shaft (303) by lifting frame, the lifting frame includes two lifting beams (307) and rectangular frame (308), the rectangular frame (308) is fixedly installed at the middle position between the two lifting beams (307), and the telescopic end of the lifting cylinder (309) is rotatably connected to the inside of the rectangular frame (308); Feeding and discharging mechanism (200), the feeding and discharging mechanism (200) is arranged at one side of the detection cabinet (100), the side wall of the detection cabinet (100) close to the feeding and discharging mechanism (200) is provided with inlet and outlet (101) for the product to enter and exit the detection cabinet (100), and the feeding and discharging mechanism (200) is used for feeding and discharging in the product defect detection process.

2. The product defect detection apparatus according to claim 1, wherein The feeding and discharging mechanism (200) is provided with an object carrying plate (500) for carrying products, and the top end of the object carrying plate (500) is provided with a plurality of positioning jigs (501) for positioning the products on the object carrying plate (500).

3. A product defect detection apparatus according to claim 2, wherein Rotary drive device (304) is installed at the end of the object carrying support (301) away from inlet and outlet (101), the rotary drive device (304) drives two conveying belts (302) to convey the object carrying plate (500) by rotating shaft (303), and one end of the rotating shaft (303) extends to the outside of the object carrying support (301) and is rotatably connected with the inner wall of the detection cabinet (100); Positioning cylinder (305) is fixedly arranged at the top end of the object carrying support (301) on one side, the telescopic end of the positioning cylinder (305) is fixedly connected with positioning block (306), and the positioning cylinder (305) drives the positioning block (306) to extrude the side wall of the product on the object carrying plate (500) to be positioned.

4. The product defect detection apparatus according to claim 3, wherein The defect detection mechanism (400) comprises a flat plate (401) and a light pipe (402), the flat plate (401) and the light pipe (402) are arranged oppositely, and the flat plate (401) is located above the loading mechanism (300), and the light pipe (402) is located below the loading mechanism (300).

5. A product defect detection apparatus according to claim 4, wherein The adjusting mechanism comprises a rotary power head (403) and a magnification adjustment module (404), the top end of the flat plate (401) is fixedly connected with a flat plate support (406), the bottom end of the light pipe (402) is fixedly connected with a light pipe support (405), the flat plate support (406) and the light pipe support (405) are fixed with the moving end of the magnification adjustment module (404) respectively, the rotary power head (403) is used for driving the magnification adjustment module (404) to rotate, and the magnification adjustment module (404) is used for adjusting the distance between the flat plate (401) and the light pipe (402).

6. A product defect detection apparatus according to claim 5, wherein The magnification adjustment module (404) comprises an outer shell (441), the middle part of the side wall of the outer shell (441) is fixedly connected with the rotating end of the rotary power head (403), the top and bottom of the inner side of the outer shell (441) are fixedly installed with linear servo modules (442), and the moving ends of the two linear servo modules (442) are fixedly connected with the flat plate (401) and the light pipe (402) respectively.

7. A product defect detection apparatus according to claim 6, wherein The light emitting position of the top end of the light pipe (402) is movably provided with a radiation-proof cover (407), the top of the light pipe support (405) is fixedly connected with a driving air cylinder (408), and the telescopic end of the driving air cylinder (408) is fixedly connected with the side wall of the radiation-proof cover (407).

8. A product defect detection apparatus according to claim 7, wherein The feeding and discharging mechanism (200) comprises an electrical cabinet (201) arranged on the side wall of the detection cabinet (100) close to the feeding and discharging port (101), a feeding conveying line (205) for conveying the loading plate (500) is fixedly installed at the top end of the electrical cabinet (201), a material moving manipulator (202) for moving the product is installed at the top end of the electrical cabinet (201) and on one side of the feeding conveying line (205), an operation table (206) is arranged on the side of the feeding conveying line (205) away from the material moving manipulator (202), and a feeding conveying line (203) and a discharging conveying line (204) are arranged on the side of the electrical cabinet (201) away from the detection cabinet (100) respectively, and the feeding conveying line (203) and the discharging conveying line (204) are arranged side by side.

9. A product defect detection apparatus according to claim 8, wherein A radiation-proof lead door (102) capable of vertically lifting is arranged at the position corresponding to the feeding and discharging port (101) on the inner side wall of the detection cabinet (100), the radiation-proof lead door (102) is used for shielding the feeding and discharging port (101), a navigation camera (104) is fixedly installed at the position on the inner top side of the detection cabinet (100) close to the feeding and discharging port (101), a maintenance door (103) is installed on the side wall of the detection cabinet (100), and an observation window is arranged on the maintenance door (103).

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