CN215931708U - PCB circuit board double-sided appearance defect detection equipment - Google Patents
PCB circuit board double-sided appearance defect detection equipment Download PDFInfo
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- CN215931708U CN215931708U CN202122232922.3U CN202122232922U CN215931708U CN 215931708 U CN215931708 U CN 215931708U CN 202122232922 U CN202122232922 U CN 202122232922U CN 215931708 U CN215931708 U CN 215931708U
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Abstract
The utility model relates to a PCB circuit board double-sided appearance defect detection device, which comprises a rack, wherein a working platform is fixedly arranged on the rack; be equipped with the transfer board on the work platform, the transfer board slides through first linear module drive and sets up on work platform, still be equipped with detection mechanism in the frame, detection mechanism shoots the subassembly including openly shooting subassembly and back, openly shoot the top that the subassembly is shot to the subassembly and is located the back, openly shoot the subassembly including openly shooting camera and front line sweep the light source, the back is shot the subassembly and is included back shooting camera and back line and sweep the light source, openly shoot the camera and sweep the circuit board of light source below through the cooperation of sweeping the light source with front line and shoot, the back is shot the camera and is swept the circuit board of light source top through the cooperation of sweeping the light source with the back line and shoot. The circuit board detection device can integrally and comprehensively shoot and detect the circuit board, and is efficient and practical.
Description
Technical Field
The utility model relates to a PCB circuit board double-sided appearance defect detection device.
Background
Pcb (printed Circuit board), which is called printed Circuit board in chinese, is an important electronic component, is a support for electronic components, and is a carrier for electrical interconnection of electronic components. It is called a "printed" circuit board because it is made using electronic printing. In the 3C industry, the PCB circuit board usage is very large, the production process is complex, and the usage requirement is very high. A small motion may damage it during production and during transport. The first step of the PC circuit board entering the complete machine assembly plant is to detect the appearance defects of the PC circuit board. Because the PCB has a plurality of electrical elements, a plurality of welding points, dense and rough, and high detection difficulty, and the detection is easy to miss by manual detection.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a PCB double-sided appearance defect detection device which is ingenious in structure and capable of shooting and detecting a circuit board comprehensively and efficiently.
The technical scheme for realizing the purpose of the utility model is as follows: the utility model has a frame, a working platform is fixedly arranged on the frame; the utility model discloses a transfer board that the circuit board shifted is carried out to work platform, and the transfer board slides through first linear module drive and sets up on work platform, still is equipped with in the frame and is used for carrying out the detection mechanism that detects to the circuit board on the transfer board, detection mechanism is including the back shooting subassembly that can shoot the front of circuit board and can shoot the back of circuit board, and the front shooting subassembly is located the top of back shooting subassembly, and the front shooting subassembly includes and is gone up and down to set up the front shooting camera and the front line light source of sweeping in the frame by driving piece drive back, and the back shooting subassembly includes that the back shooting camera and the back line of going up and down to set up in the frame by driving piece drive back are swept the light source, and the front shooting camera is through the circuit board of sweeping the light source below through the front line through the cooperation of sweeping the light source with the front line and is shot the back line and is swept the line of light source in coordination to the line of passing through back line light source top to the back line And shooting through the circuit board.
Be equipped with two parallel arrangement's first sharp module on above-mentioned work platform, all be equipped with on each first sharp module and slide the movable support that sets up on first sharp module by motor drive, each shifts the board and all fixes on moving movable support, all be equipped with the extension rod of two relative settings on each shifts the board, two extension rods on each shifts the board set up relatively, extension rod and the board formation installing support that shifts on each shifts the board, all install the frame of placing that is used for placing the circuit board on each installing support.
The steps are arranged on the transfer plate and the two corresponding extension rods, and the mounting grooves for mounting the placement frame are formed by the steps on the transfer plate and the two corresponding extension rods.
The placing frame is internally provided with a limiting groove for fixing the circuit board after being embedded, and the placing frame is also internally provided with a taking and placing groove for taking the circuit board out, and the taking and placing groove is communicated with the limiting groove.
The stand is provided with a vertically arranged stand column which penetrates through the working platform, two surfaces of the stand column, which are vertical to the extending direction of the first linear module, are respectively provided with a second linear module, a third linear module, a fourth linear module and a fifth linear module, the second linear module and the third linear module are positioned on the same surface, the fourth linear module and the fifth linear module are positioned on the other surface, the second linear module is positioned above the third linear module, the fourth linear module is positioned above the fifth linear module, the third linear module is positioned above the fourth linear module, the second linear module is provided with a second bracket which is driven by a motor to be lifted and lowered and arranged on the second linear module, the third linear module is provided with a third bracket which is driven by the motor to be lifted and lowered and arranged on the third linear module, the fourth linear module is provided with a fourth bracket which is driven by the motor to be lifted and lowered and arranged on the fourth linear module, the fifth linear module is provided with a fifth support driven by a motor to lift and set on the fifth linear module, the second support is fixedly provided with two symmetrically-arranged front shooting cameras, the third support is fixedly provided with two front line scanning light sources corresponding to the front shooting cameras on the second support, the fifth support is fixedly provided with two symmetrically-arranged back shooting cameras, the fourth support is provided with two back line scanning light sources corresponding to the back shooting cameras, each front shooting camera on the second support shoots the front of the circuit board on each transfer board through the cooperative fit of the front line scanning cameras corresponding to the third support, and each back shooting camera on the fifth support shoots the back of the circuit board on the transfer board through the cooperative fit of the back line scanning cameras corresponding to the fourth support.
Each front-side line scanning light source is provided with a through hole corresponding to each front-side shooting camera, each back-side line scanning light source is also provided with a through hole corresponding to each back-side shooting camera, each front-side shooting camera shoots the front side of the circuit board after penetrating through the through hole, and each back-side shooting camera shoots the back side of the circuit board after penetrating through the through hole.
The stand column is provided with fixing supports used for scanning light sources corresponding to the back side lines, each fixing support is fixedly provided with a backlight source corresponding to each back side line scanning light source, and each back side shooting camera shoots the back side of the circuit board through matching of the corresponding back side line scanning light sources and the backlight source.
The utility model has the positive effects that: (1) according to the utility model, the first linear module is arranged on the rack to control the movement of the transfer plate, the detection mechanism is arranged to match the front shooting assembly and the back shooting assembly, and the front shooting camera on the front shooting assembly is matched with the front scanning light source and the back shooting camera is matched with the back scanning light source to shoot and detect the front and the back of the circuit board on the transfer plate, so that the comprehensive automatic detection of the circuit board is realized, the condition of missing detection or wrong detection caused by manual detection in the prior art is effectively avoided, the circuit board is comprehensively and accurately detected, the detection accuracy of each circuit board is ensured, and the detection is efficient and practical.
(2) According to the utility model, the first linear modules which are arranged in parallel are arranged on the working platform, the transfer plate is driven to move by the moving supports on the first linear modules, the circuit board is supported by the two extending rods which are arranged oppositely on the transfer plate, the placing frame is ensured to be in an empty state on the transfer plate, the front side and the back side of the circuit board can be shot, and the shooting accuracy is further ensured.
(3) The steps are arranged on the transfer plate and the corresponding extension rods to form the mounting grooves for the placement frame to be put down and positioned, so that the safety and the stability of the circuit board in the placement frame in the moving process are ensured.
(4) The circuit board placing frame is provided with the limiting groove to fix the circuit board, and the circuit board placing frame is provided with the taking and placing groove to facilitate the taking out and placing down of the circuit board by an operator, so that the circuit board placing frame is efficient and practical.
(5) According to the utility model, the stand column is arranged on the rack, the second linear module, the third linear module, the fourth linear module and the fifth linear module are arranged on the stand column, the lifting of the front shooting camera and the front line scanning light source are controlled through the second linear module and the third linear module, the lifting of the back shooting camera and the back line scanning light source are controlled through the fifth linear module and the fourth linear module, the heights of the front shooting camera, the front line scanning light source, the back shooting camera and the back line scanning light source can be effectively controlled, on one hand, the circuit board with various sizes can be suitable for, on the other hand, the position can be adjusted according to actual requirements, so that the circuit board can be shot and detected accurately, and the circuit board is efficient and practical.
(6) According to the utility model, through holes corresponding to the front shooting camera and the back shooting camera are arranged on the front line scanning light source and the back line scanning light source, the front shooting camera shoots and detects the front of the circuit board clearly and accurately after scanning the through holes on the light source through the front line, and the back shooting camera shoots and detects the back of the circuit board clearly and accurately after scanning the through holes on the light source through the back line, so that the accuracy and precision of shooting the front and the back of the circuit board are further ensured, and the circuit board is convenient and practical.
(7) According to the utility model, the backlight source is arranged, so that an illuminating light source is further provided for the circuit board during back shooting, the accuracy during back shooting is ensured, and the influence of shadow or other dark light on the shooting effect during shooting is avoided.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of the overall structure of a PCB double-sided appearance defect detection device of the present invention;
FIG. 2 is a schematic view of the overall structure of the detecting mechanism of the present invention;
FIG. 3 is a front view of the overall structure of the detecting mechanism of the present invention;
FIG. 4 is a rear view of the overall construction of the detection mechanism of the present invention;
FIG. 5 is a schematic view showing the overall structure of the transfer plate according to the present invention;
fig. 6 is a schematic view of the overall structure of the placement frame of the present invention.
Detailed Description
Referring to fig. 1 to 6, the present invention comprises a frame 1, wherein a working platform 2 is fixedly arranged on the frame 1; the working platform 2 is provided with a transfer plate 3 used for transferring the circuit board, the transfer plate 3 is arranged on the working platform 2 in a sliding manner through the drive of a first straight line module 5, the rack 1 is also provided with a detection mechanism used for detecting the circuit board on the transfer plate 3, the detection mechanism comprises a front shooting component capable of shooting the front side of the circuit board and a back shooting component capable of shooting the back side of the circuit board, the front shooting component is positioned above the back shooting component, the front shooting component comprises a front shooting camera 7 and a front line scanning light source 8, the front shooting camera 7 is arranged on the rack 1 in a lifting manner after being driven by a driving piece, the back shooting component comprises a back shooting camera 9 and a back line scanning light source 10, the front shooting camera 7 shoots the circuit board passing through the lower part of the front line scanning light source 8 through the cooperation of the front line scanning light source 8, the backside imaging camera 9 images the wiring board passing over the backside line-scan light source 10 by cooperating with the backside line-scan light source 10.
Be equipped with two parallel arrangement's first sharp module 5 on work platform 2, all be equipped with on each first sharp module 5 and slide the movable support 31 that sets up on first sharp module 5 by motor drive, each shifts board 3 and all fixes on movable support 31, all be equipped with the extension rod 32 of two relative settings on each shifts board 3, two extension rods 32 on each shifts board 3 set up relatively, extension rod 32 on each shifts board 3 and transfer board 3 formation installing support, all install the frame 4 of placing that is used for placing the circuit board on each installing support.
The transfer plate 3 and the two corresponding extension rods 32 are respectively provided with a step 33, and the steps 33 on the transfer plate 3 and the two steps 33 on the two corresponding extension rods 32 form a mounting groove 34 for mounting the placement frame 4.
The placing frame 4 is internally provided with a limiting groove 41 for fixing the embedded circuit board, the placing frame 4 is also internally provided with a taking and placing groove 42 for taking out the circuit board, and the taking and placing groove 42 is communicated with the limiting groove 41.
The frame 1 is provided with a vertical column 6 which is vertically arranged, the vertical column 6 penetrates through the working platform 2, two surfaces of the vertical column 6 which are vertical to the extending direction of the first linear module 5 are respectively provided with a second linear module 61, a third linear module 62, a fourth linear module 65 and a fifth linear module 66, the second linear module 61 and the third linear module 62 are positioned on the same surface, the fourth linear module 65 and the fifth linear module 66 are positioned on the other surface, the second linear module 61 is positioned above the third linear module 62, the fourth linear module 65 is positioned above the fifth linear module 66, the third linear module 62 is positioned above the fourth linear module 65, the second linear module 61 is provided with a second bracket 63 which is driven by a motor to lift and is arranged on the second linear module 61, the third linear module 62 is provided with a third bracket 64 which is driven by the motor to lift and is arranged on the third linear module 62, a fourth bracket 67 driven by a motor to ascend and descend and arranged on the fourth linear module 65 is arranged on the fourth linear module 65, a fifth bracket 68 driven by the motor to ascend and descend and arranged on the fifth linear module 66 is arranged on the fifth linear module 66, two front shooting cameras 7 symmetrically arranged are fixedly arranged on the second bracket 63, two front line scanning light sources 8 corresponding to the front shooting cameras 7 on the second bracket 63 are fixedly arranged on the third bracket 64, two back shooting cameras 9 symmetrically arranged are fixedly arranged on the fifth bracket 68, two back line scanning light sources 10 corresponding to the back shooting cameras 9 are arranged on the fourth bracket 67, the front shooting cameras 7 on the second bracket 63 shoot the front of the circuit board on each transfer board 3 through the cooperative fit with the front line scanning cameras corresponding to the third bracket 64, and the back shooting cameras 9 on the fifth bracket 68 shoot the front of the circuit board on each transfer board 3 through the cooperative fit with the back line scanning cameras corresponding to the fourth bracket 67 The back surface of the wiring board on the transfer board 3 is photographed.
Each front-side line scanning light source 8 is provided with a through hole corresponding to each front-side shooting camera 7, each back-side line scanning light source 10 is also provided with a through hole corresponding to each back-side shooting camera 9, each front-side shooting camera 7 shoots the front side of the circuit board after penetrating through the through hole, and each back-side shooting camera 9 shoots the back side of the circuit board after penetrating through the through hole.
The upright post 6 is provided with fixing supports 69 corresponding to the back linear scanning light sources 10, each fixing support 69 is fixedly provided with a backlight source 11 corresponding to each back linear scanning light source 10, and each back shooting camera 9 shoots the back of the circuit board through the matching of the corresponding back linear scanning light source 10 and the backlight source 11.
The working principle of the utility model is as follows: when the utility model is used, each placing frame 4 is firstly installed in the corresponding installation groove 34, then an operator places the PCB circuit board in the limiting groove 41 of the placing frame 4, the second linear module 61 and the third linear module 62 carry out height adjustment of the front side camera 7 and the front side line scanning light source 8 according to the size of the PCB circuit board, the fourth linear module 65 and the fifth linear module 66 control the back side line scanning light source 10 and the back side camera 9 to carry out height adjustment, after the adjustment is finished, each first linear module 5 drives the transfer plate 3 to move towards the lower part of the front side shooting component, the front side of the PCB circuit board is shot and detected after the transfer plate 3 is moved to the lower part of the front side shooting component after the detection is finished, the backlight source 11 is opened, the back side line scanning light source 10 and the back side shooting camera 9 cooperate to shoot and detect the back side of the PCB circuit board, after the detection is finished, the first linear module 5 returns each transfer board 3 to the initial position, and the operator takes out the PCB and classifies the PCB according to the detection result.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A PCB circuit board double-sided appearance defect detection device comprises a rack (1), wherein a working platform (2) is fixedly arranged on the rack (1); the method is characterized in that: be equipped with on work platform (2) and be used for the circuit board to carry out transfer board (3) that shift, transfer board (3) slide through first straight line module (5) drive and set up on work platform (2), still be equipped with in frame (1) and be used for carrying out the detection mechanism that detects to the circuit board on shifting board (3), detection mechanism is including can be to the front shooting subassembly that shoots the front of circuit board and the back shooting subassembly that can shoot the back of circuit board, and the front shooting subassembly is located the top of back shooting subassembly, and the front shooting subassembly includes that the back that is driven by the driving piece goes up and down to set up front shooting camera (7) and front face line on frame (1) and sweep light source (8), and the back is shot the subassembly and is included and is gone up and down to set up back shooting camera (9) and back line on frame (1) and sweep light source (10) by the driving piece drive back, and front shooting camera (7) are swept light source (8) through the cooperation of sweeping the front face line through with front face line The circuit board below the source (8) is shot, and the back side shooting camera (9) shoots the circuit board passing through the upper part of the back side line scanning light source (10) through the cooperative matching with the back side line scanning light source (10).
2. The PCB circuit board double-sided appearance defect detection device of claim 1, wherein: be equipped with two parallel arrangement's first sharp module (5) on work platform (2), all be equipped with on each first sharp module (5) and slide movable support (31) that set up on first sharp module (5) by motor drive, each shifts board (3) and all fixes on movable support (31), all be equipped with extension rod (32) of two relative settings on each shifts board (3), two extension rod (32) on each shifts board (3) set up relatively, extension rod (32) on each shifts board (3) and transfer board (3) form the installing support, all install the frame (4) of placing that are used for placing the circuit board on each installing support.
3. The PCB circuit board double-sided appearance defect detection device of claim 2, wherein: all be equipped with step (33) on shifting board (3) and two extension rod (32) that correspond, step (33) on shifting board (3) and two step (33) on two extension rod (32) that correspond form mounting groove (34) that are used for the installation to place frame (4).
4. The PCB circuit board double-sided appearance defect detection device of claim 2, wherein: the circuit board placing frame is characterized in that a limiting groove (41) for enabling a circuit board to be embedded and fixed is formed in the placing frame (4), a taking and placing groove (42) for taking out the circuit board is further formed in the placing frame (4), and the taking and placing groove (42) is communicated with the limiting groove (41).
5. The PCB circuit board double-sided appearance defect detection device of claim 2, wherein: be equipped with stand (6) of vertical setting on frame (1), work platform (2) are run through in stand (6), be equipped with second sharp module (61), third sharp module (62), fourth sharp module (65) and fifth sharp module (66) on stand (6) respectively with the extending direction vertically two faces of first sharp module (5), second sharp module (61) and third sharp module (62) are located same face, fourth sharp module (65) and fifth sharp module (66) are located another face, second sharp module (61) are located the top of third sharp module (62), fourth sharp module (65) are located the top of fifth sharp module (66), third sharp module (62) are located the top of fourth sharp module (65), be equipped with on second sharp module (61) and go up and down second support (63) that set up on second sharp module (61) by motor drive, A third bracket (64) driven by a motor to be lifted and lowered on the third linear module (62) is arranged on the third linear module (62), a fourth bracket (67) driven by the motor to be lifted and lowered on the fourth linear module (65) is arranged on the fourth linear module (65), a fifth bracket (68) driven by the motor to be lifted and lowered on the fifth linear module (66) is arranged on the fifth linear module (66), two front shooting cameras (7) which are symmetrically arranged are fixedly arranged on the second bracket (63), two front line scanning light sources (8) corresponding to the front shooting cameras (7) on the second bracket (63) are fixedly arranged on the third bracket (64), two back shooting cameras (9) which are symmetrically arranged are fixedly arranged on the fifth bracket (68), two back line scanning light sources (10) corresponding to the back shooting cameras (9) are arranged on the fourth bracket (67), each front shooting camera (7) on the second support (63) shoots the front of the circuit board on each transfer board (3) through the cooperative matching with the corresponding front line scanning camera on the third support (64), and each back shooting camera (9) on the fifth support (68) shoots the back of the circuit board on the transfer board (3) through the cooperative matching with the corresponding back line scanning camera on the fourth support (67).
6. The PCB circuit board double-sided appearance defect detection device of claim 5, wherein: each front-side line scanning light source (8) is provided with a through hole corresponding to each front-side shooting camera (7), each back-side line scanning light source (10) is also provided with a through hole corresponding to each back-side shooting camera (9), each front-side shooting camera (7) shoots the front side of the circuit board after penetrating through the through holes, and each back-side shooting camera (9) shoots the back side of the circuit board after penetrating through the through holes.
7. The PCB circuit board double-sided appearance defect detection device of claim 5, wherein: the back-side camera is characterized in that fixing supports (69) corresponding to the back-side line scanning light sources (10) are arranged on the stand column (6), backlight sources (11) corresponding to the back-side line scanning light sources (10) are fixedly arranged on the fixing supports (69), and the back side of the circuit board is shot by matching the back-side line scanning light sources (10) and the backlight sources (11) corresponding to the back-side line scanning light sources (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122232922.3U CN215931708U (en) | 2021-09-15 | 2021-09-15 | PCB circuit board double-sided appearance defect detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122232922.3U CN215931708U (en) | 2021-09-15 | 2021-09-15 | PCB circuit board double-sided appearance defect detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215931708U true CN215931708U (en) | 2022-03-01 |
Family
ID=80417836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122232922.3U Active CN215931708U (en) | 2021-09-15 | 2021-09-15 | PCB circuit board double-sided appearance defect detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215931708U (en) |
-
2021
- 2021-09-15 CN CN202122232922.3U patent/CN215931708U/en active Active
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