CN114636701A - Digital electronic module visual detection system - Google Patents
Digital electronic module visual detection system Download PDFInfo
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- CN114636701A CN114636701A CN202210535816.9A CN202210535816A CN114636701A CN 114636701 A CN114636701 A CN 114636701A CN 202210535816 A CN202210535816 A CN 202210535816A CN 114636701 A CN114636701 A CN 114636701A
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention belongs to the technical field of visual detection of digital electronic products, and relates to a visual detection system of a digital electronic module, which comprises an operation table, a material conveying mechanism, a supporting mechanism, a visual detection device, a visual detection translation mechanism and a visual display device, wherein the material conveying mechanism is arranged on a top plate of the operation table; the visual detection device is positioned above the material conveying mechanism and is arranged on the supporting mechanism in a sliding manner through the visual detection translation mechanism, and the visual detection device is provided with an image data collector; the visual display device is used for displaying the acquired image signals and is electrically connected with the signal output end of the image data acquisition unit through a signal line. The invention has the advantages that: the image of the digital electronic module to be detected can be displayed in the visual display device, so that manual detection can be assisted, the detection efficiency is improved, and the detection precision is improved; meanwhile, the detection personnel can carry out non-contact detection without contacting the digital electronic module to be detected.
Description
Technical Field
The invention belongs to the technical field of visual inspection of digital electronic products, and particularly relates to a visual inspection system of a digital electronic module.
Background
With the development of science and technology, the appearance and development of computers have led to a batch of products marked by numbers, such as: digital cameras, digital video cameras, digital learning machines, digital walkmans and the like replace traditional products, and the products are collectively called digital products.
With the increasing of digital products, digital electronic modules begin to step into the automatic production stage, the production mode requires in quality control, high speed, high precision, high resolution, good stability, strong adaptability and can continue uninterrupted operation for a long time, the existing visual detection work is verified one by manpower, the efficiency is low, the production requirement can not be met, and therefore, the development of a digital electronic module visual detection system capable of improving the manual detection efficiency and the detection stability is urgently needed.
Disclosure of Invention
The invention aims to provide a digital electronic module visual inspection system, which aims to solve the problems that the existing manual inspection has low working efficiency and the control condition of product quality is easily influenced by human factors, and can assist manual visual inspection during visual inspection so as to improve the manual inspection efficiency.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a visual detection system of a digital electronic module comprises an operation table, a material conveying mechanism, a supporting mechanism, a visual detection device, a visual detection translation mechanism and a visual display device,
the material conveying mechanism is arranged on a top plate of the operating platform;
the visual detection device is positioned above the material conveying mechanism and is arranged on the supporting mechanism in a sliding manner through the visual detection translation mechanism, and the visual detection device is provided with an image data collector;
the visual display device is used for displaying the acquired image signals and is electrically connected with the signal output end of the image data acquisition unit through a signal line.
As a further description of the above solution, the material conveying mechanism has at least two; the supporting mechanism is provided with a shell body, a glass door is arranged on the shell body, and a feeding and taking port is formed in the lower portion of the shell body.
As a further description of the above scheme, the visual detection device includes a fixing seat and a detection assembly, the fixing seat includes a fixing seat body, a lifting cylinder and a sliding connection portion, the lifting cylinder is fixed on the upper portion of the outer side wall of the fixing seat body, an inverted T-shaped chute is vertically arranged on the lower portion of the outer side wall of the fixing seat body, and the inverted T-shaped chute extends to the bottom of the outer side wall of the fixing seat body;
the sliding connection part is arranged on the inner side wall of the fixed seat body and is fixedly connected with the visual detection translation mechanism;
the detection component comprises a connecting plate, a shell, an image data collector and an illumination light source,
the image data collector is fixed in the shell and provided with a camera and a data transmission port, the camera is arranged at the bottom of the image data collector and penetrates through the bottom of the shell along the vertical direction and faces downwards; the data transmission port is arranged at the top of the image data collector;
the illumination light source is arranged at the bottom of the shell and is arranged in parallel with the camera;
the shell is fixed with the connecting plate through a connecting piece, and an opening matched with the data transmission port is formed in the top of the shell;
the visual display device is connected with the data transmission port through a signal line;
the upper end face of the connecting plate is connected with the lifting end of the lifting cylinder, a T-shaped sliding block is arranged on the inner side wall of the connecting plate, and the T-shaped sliding block is connected with the inner side wall of the inverted T-shaped sliding groove in a sliding mode.
As a further description of the above scheme, the connecting plate is further fixed with an air pressure nozzle, the air pressure nozzle is connected with an external high-pressure air source, and the air pressure nozzle faces the lower part of the camera.
As a further description of the above scheme, the supporting mechanism includes two upright columns and a connecting box body, and the two upright columns are respectively arranged on two sides of the operating platform; the two ends of the connecting box body are respectively fixedly connected with the two upright posts, a visual detection translation mechanism for driving the sliding connecting part to move is arranged in the connecting box body, a sliding groove is formed in the top of the connecting box body, a rack is further arranged at the inner bottom of the connecting box body, and the rack is arranged along the length direction of the connecting box body;
the visual detection translation mechanism comprises a main machine case, a driving component and a connecting block,
the main case is arranged above the rack, the side wall of the main case is connected with the inner wall of the connecting box body in a sliding mode, a connecting block is fixed to the top of the main case, one end of the connecting block penetrates through the sliding groove to be fixed with the sliding connecting portion, and the connecting block is connected with the sliding groove in a sliding mode;
the driving assembly is arranged inside the main case and is matched and connected with the rack and drives the main case to move linearly along the rack.
As a further description of the above scheme, the bottom of the main body case is provided with a mounting groove;
the driving component comprises a driving motor, a driving wheel, a driven wheel, a connecting shaft and a rotating gear,
the driving motor is arranged inside the main case, the output end of the driving motor is connected with a driving wheel, and the bottom of the driving wheel is connected with a driven wheel in a meshing manner; the driven wheel is in driving connection with the rotating gear through a connecting shaft;
one end of the connecting shaft is connected with the center of the driven wheel, the other end of the connecting shaft is connected with the center of the rotating gear,
the rotating gear is rotatably arranged in the mounting groove and meshed with the rack.
As a further description of the above scheme, the material transporting mechanism includes a material transporting platform and a guide rail, the guide rail is disposed on a top plate of the operating platform, and connecting sliding chutes are symmetrically disposed on two sides of the guide rail; the material transporting platform is arranged above the guide rail, the bottom of the material transporting platform is provided with an L-shaped connecting piece matched with a connecting chute, the material transporting platform is connected with the two sides of the guide rail through the L-shaped connecting piece in a sliding mode, and the transporting direction of the material transporting platform is perpendicular to the moving direction of the visual detection translation mechanism.
As a further description of the above scheme, a control switch is arranged on the operating platform, and the control switch is electrically connected with the driving motor; the connecting plate is provided with a plurality of position adjusting holes, and the machine shell is fixed on the connecting plate through the matching of the position adjusting holes and the connecting piece.
A digital electronic module visual detection method, using the above digital electronic module visual detection system, includes the following steps:
step 1: placing the digital electronic module to be detected on a material conveying platform, and conveying the digital electronic module to be detected to the lower part of the visual detection device;
step 2: adjusting the position of the visual detection device through the visual detection translation mechanism;
and step 3: purging the digital electronic module to be detected by using an air pressure nozzle;
and 4, step 4: starting an illumination light source and a camera, adjusting the distance between the camera and the digital electronic module to be detected, and transmitting the image data of the digital electronic module to be detected to a visual display device;
and 5: the image of the digital electronic module to be detected displayed by the visual display device is used for assisting the manual work to judge whether the digital electronic module to be detected meets the requirements.
As a further description of the above solution, the visual display device of step 5 is provided with an image display algorithm, the image display algorithm comprising the steps of:
step A: determining a gray value interval to which preset qualified gray value information of the digital electronic module belongs, and determining the gray value interval to which the preset qualified gray value information of the digital electronic module belongs as a preset interval;
and B: acquiring gray value information of a digital electronic module to be detected;
and C: comparing the gray value information of the digital electronic module to be detected with the preset qualified gray value information of the digital electronic module, and when the absolute value of the difference between the gray value threshold of the digital electronic module to be detected and the preset interval is larger than 15, indicating that the digital electronic module to be detected does not meet the requirement, and displaying the difference as R in the image of the digital electronic module to be detected of the visual display device: 255, G: 0, B: 0; when the absolute value of the difference between the gray value of the digital electronic module to be detected and the gray value threshold value of the preset interval is less than or equal to 15, the digital electronic module to be detected meets the requirement, and the difference is displayed as R: 0, G: 255, B: 0.
the invention has the following beneficial effects:
1. according to the invention, through the cooperation of the operation table, the material conveying mechanism, the supporting mechanism, the visual detection device, the visual detection translation mechanism and the visual display device, the image of the digital electronic module to be detected can be displayed in the visual display device, the manual detection can be assisted, and the detection efficiency and the detection precision are improved; meanwhile, the detection personnel can carry out non-contact detection without contacting the digital electronic module to be detected.
2. The glass door capable of being opened and closed is arranged to protect the digital electronic module to be detected, and damage to the digital electronic module to be detected caused by scraping is avoided.
3. According to the invention, through the plurality of material conveying mechanisms, the detection work can be continuously carried out, and the detection is carried out after the next digital electronic module to be detected is in place, so that the flow of the detection work is simplified, and the overall detection work efficiency is higher.
4. According to the invention, the visual detection device can be more stable during movement through the matching of the rack, the rotating gear, the connecting block and the fixed seat.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of a digital electronic module vision inspection system according to an embodiment of the present invention;
FIG. 2 is a schematic view of an internal structure of a digital electronic module vision inspection system according to an embodiment of the present invention, with an outer case removed;
FIG. 3 is a schematic structural diagram of a fixing base according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of the connection between the lifting cylinder and the connecting plate according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a material conveying mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of the inside of the connection box according to the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a visual inspection translation mechanism according to an embodiment of the invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. an operation table; 2. a material conveying mechanism; 201. a material conveying platform; 202. a guide rail; 3. a digital electronic module to be detected; 4. a support mechanism; 401. a column; 402. connecting the box body; 5. an outer housing; 6-glass door; 7. a fixed seat; 701. a fixed seat body; 702. a sliding connection portion; 703. a lifting cylinder; 8. a connecting plate; 801. a T-shaped slider; 9. a housing; 10. an illumination light source; 11. a camera; 12. a data transmission port; 13. an air pressure nozzle; 14. a rack; 15. a main body case; 16. a rotating gear; 17. connecting blocks; 18. a slider; 19. a drive motor; 20. a connecting shaft; 21. a driving wheel; 22. a driven wheel; 23. a visual display device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the digital electronic module vision inspection system includes an operation table 1, a material conveying mechanism 2, a supporting mechanism 4, a vision inspection device, a vision inspection translation mechanism, and a vision display device 23, wherein the material conveying mechanism 2 is disposed on a top plate of the operation table 1; the visual detection device is positioned above the material conveying mechanism 2, is arranged on the supporting mechanism 4 in a sliding manner through the visual detection translation mechanism, and is provided with an image data collector; the visual display device 23 is used for displaying the acquired image signals, and the visual display device 23 is electrically connected with the signal output end of the image data acquisition unit through a signal line. According to the invention, through the cooperation of the operation table, the material conveying mechanism, the supporting mechanism, the visual detection device, the visual detection translation mechanism and the visual display device, the image of the digital electronic module to be detected can be displayed in the visual display device, so that manual detection can be assisted, the detection efficiency is improved, and the detection precision is improved; meanwhile, the detection personnel can carry out non-contact detection without contacting the digital electronic module to be detected.
The number of the material conveying mechanisms 2 is at least two; the supporting mechanism is provided with an outer shell 5, a glass door 6 is arranged on the outer shell 5, and a feeding and taking port is formed in the lower portion of the outer shell 5, so that the conveying mechanism 2 can be controlled to convey the digital electronic module 3 to be detected, and the digital electronic module 3 to be detected can enter and exit from the feeding and taking port in the lower portion of the outer shell 5, the detection work can be continuously carried out, after the detection of the digital electronic module 3 to be detected is finished, the detection is carried out without waiting for the digital electronic module 3 to be detected on the next conveying mechanism 2 to be in place, the flow of the detection work is simplified, and the overall detection work efficiency is higher; meanwhile, due to the design of the glass door capable of being opened and closed, the digital electronic module 3 to be detected can be protected through the glass door 6 capable of being opened and closed, the digital electronic module 3 to be detected is prevented from being scraped and touched in the detection process, the detection operation is prevented from being influenced, and the clear visual field of an operator in operation is ensured.
The visual detection device comprises a fixed seat 7 and a detection assembly, wherein the fixed seat 7 comprises a fixed seat body 701, a lifting cylinder 703 and a sliding connection part 702, the lifting cylinder 703 is fixed on the upper part of the outer side wall of the fixed seat body 701, an inverted T-shaped sliding groove is arranged on the lower part of the outer side wall of the fixed seat body 701 along the vertical direction and extends to the bottom of the outer side wall of the fixed seat body 701; the sliding connection part 702 is arranged on the inner side wall of the fixing seat body 701, and the sliding connection part 702 is fixedly connected with the visual detection translation mechanism; the detection assembly comprises a connecting plate 8, a casing 9, an image data collector and an illumination light source 10, wherein the image data collector is fixed in the casing 9 and is provided with a camera 11 and a data transmission port 12, the camera 11 is arranged at the bottom of the image data collector, and the camera penetrates through the bottom of the casing 9 in the vertical direction and faces downwards; the data transmission port 12 is arranged at the top of the image data collector; the illumination light source 10 is arranged at the bottom of the machine shell 9, the illumination light source 10 is arranged in parallel with the camera 11, so that the illumination light source 10 can emit illumination light, the camera 11 is used for collecting data, the collected information is transmitted back to the visual display device 23, a detector can perform visual detection through the assistance of an image displayed by the visual display device 23, and a corresponding judgment result is made for the digital electronic module 3 to be detected; the shell 9 is fixed with the connecting plate 8 through a connecting piece, and an opening matched with the data transmission port 12 is formed in the top of the shell 9; the visual display device 23 is connected with the data transmission port 12 through a signal line; the upper end face of the connecting plate 8 is connected with the lifting end of the lifting air cylinder 703, the inner side wall of the connecting plate 8 is provided with a T-shaped sliding block 801, the T-shaped sliding block 801 is in sliding connection with the inner side wall of the inverted T-shaped sliding groove, the distance between the camera and the digital electronic module to be detected 3 can be adjusted more conveniently through the design, the definition of images is adjusted, and then the detection result is more accurate.
The connecting plate 8 of the embodiment of the invention is also fixed with an air pressure nozzle 13, wherein the air pressure nozzle 13 is connected with an external high-pressure air source, the air pressure nozzle 13 faces to the lower part of the camera, and when detection is carried out, high-pressure air can be blown out to clean the digital electronic module 3 to be detected.
The supporting mechanism 4 of the embodiment of the invention comprises two upright posts 401 and a connecting box body 402, wherein the two upright posts 401 are respectively arranged at two sides of the operating platform 1; two ends of the connecting box body 402 are respectively fixedly connected with the two upright posts 401, a visual detection translation mechanism for driving the sliding connection part 702 to move is arranged inside the connecting box body 402, a sliding groove is formed in the top of the connecting box body 402, a rack 14 is further arranged at the inner bottom of the connecting box body 402, and the rack 14 is arranged along the length direction of the connecting box body 402; the visual detection translation mechanism comprises a main case 15, a driving assembly and a connecting block 17, wherein the main case 15 is arranged above the rack 14, the side wall of the main case 15 is connected with the inner wall of the connecting box body 402 in a sliding manner, the connecting block 17 is fixed at the top of the main case 15, one end of the connecting block 17 penetrates through the sliding groove to be fixed with the sliding connecting part 702, and the connecting block 17 is connected with the sliding groove in a sliding manner; specifically, the sliding blocks 18 are fixed on two sides of the connecting block 17, and the top surfaces of the sliding blocks 18 are slidably connected with the inner top plate of the connecting box 402, so that the main case 15 can move more stably, and the visual detection device is driven to move stably; the driving assembly is disposed inside the main body case 15, and the driving assembly is connected to the rack 14 in a matching manner and drives the main body case 15 to move linearly along the rack 14.
The bottom of the main case 15 of the embodiment of the invention is provided with a mounting groove; the driving assembly comprises a driving motor 19, a driving wheel 21, a driven wheel 22, a connecting shaft 20 and a rotating gear 16, the driving motor 19 is arranged in the main case 15, the output end of the driving motor 19 is connected with the driving wheel 21, and the bottom of the driving wheel 21 is connected with the driven wheel 22 in a meshing manner; and the driven wheel 22 is in driving connection with the rotating gear 16 through the connecting shaft 20; one end of a connecting shaft 20 is connected with the center of a driven wheel 22, the other end of the connecting shaft 20 is connected with the center of a rotating gear 16, the rotating gear 16 is arranged in the mounting groove, the rotating gear 16 is meshed with a rack 14, the main case 15 is driven to move on the rack 14 when the rotating gear 16 rotates, and then the fixed seat 7 is driven to move through a connecting block 17.
The material conveying mechanism 2 comprises a material conveying platform 201 and a guide rail 202, wherein the guide rail 202 is arranged on a top plate of the operating platform 1, and connecting sliding grooves are symmetrically arranged on two sides of the guide rail 202; the material transporting platform 201 is arranged above the guide rail 202, the bottom of the material transporting platform 201 is provided with an L-shaped connecting piece matched with the connecting chute, the material transporting platform 201 is connected with the two sides of the guide rail 202 in a sliding mode through the L-shaped connecting piece, and the transporting direction of the material transporting platform 201 is perpendicular to the moving direction of the visual detection translation mechanism.
The operation table 1 of the embodiment of the invention is provided with a control switch, wherein the control switch is electrically connected with the driving motor 19; a plurality of position adjusting holes are formed in the connecting plate 8, and the casing 9 is fixed on the connecting plate 8 through the matching of the position adjusting holes and the connecting piece.
A method for detecting a digital electronic module by using the digital electronic module vision detection system comprises the following steps:
step 1: placing the digital electronic module 3 to be detected on the material transporting platform 201, and transporting the digital electronic module 3 to be detected to the lower part of the visual detection device;
step 2: adjusting the position of the visual detection device through the visual detection translation mechanism;
and 3, step 3: purging the digital electronic module 3 to be detected by using the air pressure nozzle 13;
and 4, step 4: starting the illumination light source 10 and the camera 11, adjusting the distance between the camera 11 and the digital electronic module 3 to be detected, and transmitting the image data of the digital electronic module 3 to be detected to the visual display device 23;
and 5: the image of the digital electronic module 3 to be detected displayed by the visual display device 23 assists the human to judge whether the digital electronic module 3 to be detected meets the requirements.
The visual display device 23 of the above step 5 is provided with an image display algorithm, and the image display algorithm includes the following steps:
step A: determining a gray value interval to which preset qualified gray value information of the digital electronic module belongs, and determining the gray value interval to which the preset qualified gray value information of the digital electronic module belongs as a preset interval;
and B: acquiring gray value information of the digital electronic module 3 to be detected;
and C: comparing the gray value information of the digital electronic module 3 to be detected with the preset qualified gray value information of the digital electronic module, and when the absolute value of the difference between the gray value threshold of the digital electronic module 3 to be detected and the preset interval is greater than 15, indicating that the digital electronic module 3 to be detected does not meet the requirement, and displaying the difference as R in the image of the digital electronic module 3 to be detected of the visual display device 23: 255, G: 0, B: 0; when the absolute value of the difference between the gray value of the digital electronic module 3 to be detected and the gray value threshold of the preset interval is less than or equal to 15, the digital electronic module 3 to be detected meets the requirement, and the difference is displayed as R: 0, G: 255, B: 0. the algorithm of the design can display the image of the digital electronic module 3 to be detected which meets the requirement in the visual display device 23 by using a green mark; and the image of the digital electronic module 3 to be detected which does not meet the detection requirement can be displayed by a red mark in the visual display device 23, so that the manual detection is assisted, and the detection efficiency and the detection precision are improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A visual detection system of a digital electronic module is characterized by comprising an operation table (1), a material conveying mechanism (2), a supporting mechanism (4), a visual detection device, a visual detection translation mechanism and a visual display device (23),
the material conveying mechanism (2) is arranged on a top plate of the operating platform (1);
the visual detection device is positioned above the material conveying mechanism (2), is arranged on the supporting mechanism (4) in a sliding manner through a visual detection translation mechanism, and is provided with an image data collector;
the visual display device (23) is used for displaying the acquired image signals, and the visual display device (23) is electrically connected with the signal output end of the image data acquisition unit through a signal line.
2. The digital electronic module vision inspection system of claim 1, wherein: at least two conveying mechanisms (2) are arranged; the supporting mechanism is provided with an outer shell (5), a glass door (6) is arranged on the outer shell (5), and a feeding and taking port is formed in the lower portion of the outer shell (5).
3. The digital electronic module vision inspection system of claim 1, wherein: the visual detection device comprises a fixed seat (7) and a detection component,
the fixing seat (7) comprises a fixing seat body (701), a lifting cylinder (703) and a sliding connection part (702), wherein the lifting cylinder (703) is fixed on the upper part of the outer side wall of the fixing seat body (701), an inverted T-shaped sliding groove is formed in the lower part of the outer side wall of the fixing seat body (701) along the vertical direction, and the inverted T-shaped sliding groove extends to the bottom of the outer side wall of the fixing seat body (701);
the sliding connection part (702) is arranged on the inner side wall of the fixed seat body (701), and the sliding connection part (702) is fixedly connected with the visual detection translation mechanism;
the detection component comprises a connecting plate (8), a shell (9), an image data collector and an illumination light source (10),
the image data collector is fixed in the shell (9) and is provided with a camera (11) and a data transmission port (12), the camera (11) is arranged at the bottom of the image data collector, and the camera penetrates through the bottom of the shell (9) along the vertical direction and faces downwards; the data transmission port (12) is arranged at the top of the image data collector;
the illumination light source (10) is arranged at the bottom of the shell (9), and the illumination light source (10) and the camera (11) are arranged in parallel;
the machine shell (9) is fixed with the connecting plate (8) through a connecting piece, and an opening matched with the data transmission port (12) is formed in the top of the machine shell (9);
the visual display device (23) is connected with the data transmission port (12) through a signal line;
the upper end face of the connecting plate (8) is connected with the lifting end of the lifting cylinder (703), a T-shaped sliding block (801) is arranged on the inner side wall of the connecting plate (8), and the T-shaped sliding block (801) is connected with the inner side wall of the inverted T-shaped sliding groove in a sliding mode.
4. A digital electronic module vision inspection system as recited in claim 3, wherein: the connecting plate (8) is further fixed with an air pressure nozzle (13), the air pressure nozzle (13) is connected with an external high-pressure air source, and the air pressure nozzle (13) faces the lower portion of the camera.
5. The digital electronic module visual inspection system of claim 4, wherein: the supporting mechanism (4) comprises two upright posts (401) and a connecting box body (402), and the two upright posts (401) are respectively arranged on two sides of the operating platform (1); the two ends of the connecting box body (402) are respectively fixedly connected with the two upright posts (401), a visual detection translation mechanism for driving the sliding connecting part (702) to move is arranged inside the connecting box body (402), a sliding groove is formed in the top of the connecting box body (402), a rack (14) is further arranged at the inner bottom of the connecting box body (402), and the rack (14) is arranged along the length direction of the connecting box body (402);
the visual detection translation mechanism comprises a main body case (15), a driving component and a connecting block (17),
the main body case (15) is arranged above the rack (14), the side wall of the main body case (15) is in sliding connection with the inner wall of the connecting case body (402), a connecting block (17) is fixed at the top of the main body case (15), one end of the connecting block (17) penetrates through a sliding groove to be fixed with the sliding connecting part (702), and the connecting block (17) is in sliding connection with the sliding groove;
the driving assembly is arranged in the main machine case (15), and the driving assembly is matched and connected with the rack (14) and drives the main machine case (15) to linearly move along the rack (14).
6. The digital electronic module visual inspection system of claim 5, wherein the bottom of the main body case (15) is provided with a mounting groove;
the driving component comprises a driving motor (19), a driving wheel (21), a driven wheel (22), a connecting shaft (20) and a rotating gear (16),
the driving motor (19) is arranged inside the main body case (15), the output end of the driving motor (19) is connected with a driving wheel (21), and the bottom of the driving wheel (21) is connected with a driven wheel (22) in a meshing manner; the driven wheel (22) is in driving connection with the rotating gear (16) through a connecting shaft (20);
one end of the connecting shaft (20) is connected with the center of the driven wheel (22), the other end of the connecting shaft (20) is connected with the center of the rotating gear (16),
the rotating gear (16) is rotatably arranged in the mounting groove, and the rotating gear (16) is meshed with the rack (14).
7. The vision inspection system for the digital electronic module according to claim 6, characterized in that the material conveying mechanism (2) comprises a material conveying platform (201) and a guide rail (202), the guide rail (202) is arranged on the top plate of the operation table (1), and connecting chutes are symmetrically arranged on two sides of the guide rail (202); fortune material platform (201) set up in guide rail (202) top the bottom of fortune material platform (201) is provided with and is connected spout assorted L type connecting piece, fortune material platform (201) are through the connection spout sliding connection of L type connecting piece and guide rail (202) both sides, just the direction of transportation of fortune material platform (201) is mutually perpendicular with visual detection translation mechanism's moving direction.
8. The digital electronic module visual inspection system according to claim 6, wherein the operation table (1) is provided with a control switch, and the control switch is electrically connected with the driving motor (19); a plurality of position adjusting holes are formed in the connecting plate (8), and the machine shell (9) is fixed on the connecting plate (8) through the matching of the position adjusting holes and the connecting piece.
9. A digital electronic module vision inspection method using the digital electronic module vision inspection system of claim 7, comprising the steps of:
step 1: placing the digital electronic module (3) to be detected on the material conveying platform (201), and conveying the digital electronic module (3) to be detected to the lower part of the visual detection device;
step 2: adjusting the position of the visual detection device through the visual detection translation mechanism;
and step 3: purging the digital electronic module (3) to be detected by using a pneumatic nozzle (13);
and 4, step 4: starting an illumination light source (10) and a camera (11), adjusting the distance between the camera (11) and the digital electronic module (3) to be detected, and transmitting image data of the digital electronic module (3) to be detected to a visual display device (23);
and 5: the image of the digital electronic module (3) to be detected displayed by the visual display device (23) is used for assisting in manually judging whether the digital electronic module (3) to be detected meets the requirements or not.
10. The visual inspection method of digital electronic module according to claim 9, characterized in that the visual display device (23) of step 5 is provided with an image display algorithm, said image display algorithm comprising the steps of:
step A: determining a gray value interval to which preset qualified gray value information of the digital electronic module belongs, and determining the gray value interval to which the preset qualified gray value information of the digital electronic module belongs as a preset interval;
and B: acquiring gray value information of the digital electronic module (3) to be detected;
and C: comparing the gray value information of the digital electronic module (3) to be detected with preset qualified gray value information of the digital electronic module, and when the absolute value of the difference between the gray value threshold of the digital electronic module (3) to be detected and the preset interval is larger than 15, indicating that the digital electronic module (3) to be detected does not meet the requirement, and displaying the difference as R in the image of the digital electronic module (3) to be detected of the visual display device (23): 255, G: 0, B: 0; when the absolute value of the difference between the gray value of the digital electronic module (3) to be detected and the gray value threshold value of the preset interval is less than or equal to 15, the digital electronic module (3) to be detected meets the requirement, and the difference is displayed as R in the image of the digital electronic module (3) to be detected of the visual display device (23): 0, G: 255, B: 0.
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