CN205482788U - A fine and closely woven pin mark optical detection system for detecting PCB board - Google Patents
A fine and closely woven pin mark optical detection system for detecting PCB board Download PDFInfo
- Publication number
- CN205482788U CN205482788U CN201521125593.0U CN201521125593U CN205482788U CN 205482788 U CN205482788 U CN 205482788U CN 201521125593 U CN201521125593 U CN 201521125593U CN 205482788 U CN205482788 U CN 205482788U
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- Prior art keywords
- pcb board
- fine
- closely woven
- camera
- pin mark
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- 230000003287 optical effect Effects 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 title abstract description 17
- 238000007689 inspection Methods 0.000 claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000001467 acupuncture Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 8
- 239000000523 sample Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 240000004343 Indigofera suffruticosa Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000554 iris Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a fine and closely woven pin mark optical detection system for detecting PCB board, wherein a fine and closely woven pin mark optical detection system for detecting PCB board is equipped with the mount, locate on the mount and be used for installing the anchor clamps of PCB board, locate the anchor clamps top and be used for pasting the membrane subsides of covering in PCB board upper end, be connected the coaxial light source of just locating the membrane side of attaching with the mount, it just reaches the computer that just is used for discerning the image with camera electric connection with the camera that the mount is connected to locate coaxial light source top. Detection method is through the inside image recognition that carries on of picture transmission to the computer of gathering the camera. The utility model discloses can realize automated inspection, can detect a plurality of pads simultaneously, detect fastly, detection accuracy is high, detects with low costsly, and detection quality stabilizes, can directly perceivedly look over each pad condition.
Description
Technical field
This utility model relates to detect the fine and closely woven pin mark Systems for optical inspection of pcb board.
Background technology
When testing during pcb board puts into test fixture, it would be desirable to know that in pcb board, all pads are the most all pricked in effective coverage by probe, so pin mark detection to be carried out.
The most close implementation:
Indigo plant film is attached on pcb board to be measured by testing staff, then puts it into and carries out acupuncture treatment point operation in test fixture.Testing staff recycles microscope, the pcb board having pasted blue film is carried out visual detection, if the scope within pad diameter 2/3rds pricked by probe, then judges that this pad is better；If the position of probe tying point exceedes the scope of diameter 2/3rds or do not pricks, then judge that this pad is bad point.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, fine and closely woven pin mark Systems for optical inspection for detecting pcb board is provided, it is capable of automatically detecting, multiple pad can be detected simultaneously, detection speed is fast, and accuracy in detection is high, and testing cost is low, detection steady quality, it is possible to intuitively check each pad situation.
This utility model be the technical scheme is that
For detecting the fine and closely woven pin mark Systems for optical inspection of pcb board, it is provided with fixed mount, be located on fixed mount and for install pcb board fixture, be located at above fixture and for be covered in the film of pcb board upper end paste is connected with fixed mount and is located at the film side of sticking coaxial light source, be located at the camera being connected above coaxial light source and with fixed mount and with camera electric connection and for identifying the computer of image.
It is connected by the first height regulating frame between described camera and fixed mount.
It is connected by the second height regulating frame between described coaxial light source and fixed mount.
Described camera is provided with and is connected the adapter ring having for focusing between camera lens, and described camera and camera lens.
It is connected by the first fixture easy to assemble between described first height regulating frame and fixed mount.
It is connected by the second fixture easy to assemble between described second height regulating frame and fixed mount.
Described film patch is pasted for blue film, or described film patch is pasted for white films, or described film patch is pasted for red membrane, or described film patch is pasted for yellow film, or described film patch is pasted for green film, or described film patch is pasted for orange film, or described film patch is pasted for purple film.
Described fixture is provided with main body and acupuncture treatment.
For detecting the detection method of the fine and closely woven pin mark Systems for optical inspection of pcb board, it comprises the following steps:
S1, first taking-up film develop to paste and cover on pcb board；
S2, by be covered with film patch pcb board put in fixture, acupuncture treatment point operation puncture be covered on pcb board film patch；
S3, the fixture that will be equipped with pcb board are placed on the fixed mount position below coaxial light source；
Camera adjusting focal length on S4, twisting camera, focuses；
S5, focused after, collected by camera film patch image, camera sends the image collected to computer；
Image is analyzed judging after receiving image by S6, computer, draw analytical data, analytical data includes whether bond pad shapes, number of pads, pad locations and pad are pricked the information in effective range by probe, and wherein bond pad shapes includes circle, ellipse and rectangle；
S7, when the result of analytical data be that acupuncture treatment is not pricked on pad or pricked beyond 2/3rds of pad diameter, then Computer display is published picture and is irised out bad pad with red profile in picture, and image；And when acupuncture treatment is pricked within diameter 2/3rds on corresponding pad, the pad that computer is irised out with green profile in the pattern demonstrated.
The beneficial effects of the utility model are: be capable of automatically detecting, it is possible to detecting multiple pad, detection speed is fast, and accuracy in detection is high, and testing cost is low, detects steady quality, it is possible to intuitively check each pad situation simultaneously.
Accompanying drawing explanation
Fig. 1 is that this utility model is for detecting the structural representation of the fine and closely woven pin mark Systems for optical inspection of pcb board.
Detailed description of the invention
As shown in Figure 1, this utility model is for detecting the fine and closely woven pin mark Systems for optical inspection of pcb board 3, it is characterised in that: it is provided with fixed mount 1, be located on fixed mount 1 and for installing the fixture 2 of pcb board 3, being located at above fixture 2 and paste and be connected and be located at the coaxial light source 4 of the film side of sticking for being covered in the film of pcb board 3 upper end with fixed mount 1, be located at the camera 5 being connected above coaxial light source 4 and with fixed mount 1 and be electrically connected with camera 5 and for identifying the computer 6 of image.
It is connected by the first height regulating frame 9 between described camera 5 and fixed mount 1.
It is connected by the second height regulating frame 10 between described coaxial light source 4 and fixed mount 1.
Described camera 5 is provided with between camera lens 7, and described camera 5 with camera lens 7 and is connected the adapter ring 8 having for focusing.
It is connected by the first fixture easy to assemble between described first height regulating frame 9 and fixed mount 1.
It is connected by the second fixture easy to assemble between described second height regulating frame 10 and fixed mount 1.
Described film patch is pasted for blue film, or described film patch is pasted for white films, or described film patch is pasted for red membrane, or described film patch is pasted for yellow film, or described film patch is pasted for green film, or described film patch is pasted for orange film, or described film patch is pasted for purple film.
Described fixture 2 is provided with main body and acupuncture treatment.
For detecting the detection method of the fine and closely woven pin mark Systems for optical inspection of pcb board 3, it is characterised in that comprise the following steps:
S1, first taking-up film develop to paste and cover on pcb board 3；
S2, by be covered with film patch pcb board 3 put in fixture 2, acupuncture treatment point operation puncture be covered on pcb board 3 film patch；
S3, the fixture 2 that will be equipped with pcb board 3 are placed on fixed mount 1 position below coaxial light source 4；
Camera lens 7 on S4, twisting camera 5 focuses, and focuses；
S5, focused after, camera 5 gather film patch image, camera 5 sends the image collected to computer 6；
Image is analyzed judging after receiving image by S6, computer 6, draw analytical data, analytical data includes whether bond pad shapes, number of pads, pad locations and pad are pricked the information in effective range by probe, and wherein bond pad shapes includes circle, ellipse and rectangle；
S7, when the result of analytical data be that acupuncture treatment is not pricked on pad or pricked beyond 2/3rds of pad diameter, then computer 6 demonstrates in image, and image irises out bad pad with red profile；And when acupuncture treatment is pricked within diameter 2/3rds on corresponding pad, the pad that computer 6 is irised out with green profile in the pattern demonstrated.
The beneficial effects of the utility model are: be capable of automatically detecting, it is possible to detecting multiple pad, detection speed is fast, and accuracy in detection is high, and testing cost is low, detects steady quality, it is possible to intuitively check each pad situation simultaneously.
Claims (8)
1. for detecting the fine and closely woven pin mark Systems for optical inspection of pcb board, it is characterised in that: it is provided with fixed mount (1), to be located at fixed mount (1) upper and be used for installing the fixture (2) of pcb board (3), be located at fixture (2) top and be used for being covered in the film patch of pcb board (3) upper end and be connected and be located at the coaxial light source (4) of the film side of sticking with fixed mount (1), be located at coaxial light source (4) top and the camera (5) being connected with fixed mount (1) and be electrically connected with camera (5) and for identifying the computer (6) of image.
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 1, it is characterised in that: it is connected by the first height regulating frame (9) between described camera (5) with fixed mount (1).
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 1, it is characterised in that: it is connected by the second height regulating frame (10) between described coaxial light source (4) with fixed mount (1).
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 1, it is characterised in that: described camera (5) is provided with between camera lens (7), and described camera (5) with camera lens (7) and is connected the adapter ring (8) having for focusing.
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 2, it is characterised in that: it is connected by the first fixture easy to assemble between described first height regulating frame (9) and fixed mount (1).
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 3, it is characterised in that: it is connected by the second fixture easy to assemble between described second height regulating frame (10) and fixed mount (1).
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 3, it is characterized in that: described film patch is pasted for blue film, or described film patch is pasted for white films, or described film patch is pasted for red membrane, or described film patch is pasted for yellow film, or described film patch is pasted for green film, or described film patch is pasted for orange film, or described film patch is pasted for purple film.
Fine and closely woven pin mark Systems for optical inspection for detecting pcb board the most according to claim 1, it is characterised in that: described fixture (2) is provided with main body and acupuncture treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125593.0U CN205482788U (en) | 2015-12-31 | 2015-12-31 | A fine and closely woven pin mark optical detection system for detecting PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125593.0U CN205482788U (en) | 2015-12-31 | 2015-12-31 | A fine and closely woven pin mark optical detection system for detecting PCB board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205482788U true CN205482788U (en) | 2016-08-17 |
Family
ID=56662837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521125593.0U Expired - Fee Related CN205482788U (en) | 2015-12-31 | 2015-12-31 | A fine and closely woven pin mark optical detection system for detecting PCB board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205482788U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466337A (en) * | 2015-12-31 | 2016-04-06 | 珠海市运泰利自动化设备有限公司 | Optical detection system and method for detecting fine pin points of PCB |
| CN109612386A (en) * | 2018-11-27 | 2019-04-12 | 深圳市明信测试设备有限公司 | A kind of probe contact precision detection method |
-
2015
- 2015-12-31 CN CN201521125593.0U patent/CN205482788U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466337A (en) * | 2015-12-31 | 2016-04-06 | 珠海市运泰利自动化设备有限公司 | Optical detection system and method for detecting fine pin points of PCB |
| CN105466337B (en) * | 2015-12-31 | 2018-06-05 | 珠海市运泰利自动化设备有限公司 | For detecting the fine and closely woven pin mark Systems for optical inspection of pcb board and its detection method |
| CN109612386A (en) * | 2018-11-27 | 2019-04-12 | 深圳市明信测试设备有限公司 | A kind of probe contact precision detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |