CN106714465A - Visual inspection-based PCB board automatic splicing method - Google Patents
Visual inspection-based PCB board automatic splicing method Download PDFInfo
- Publication number
- CN106714465A CN106714465A CN201710016487.6A CN201710016487A CN106714465A CN 106714465 A CN106714465 A CN 106714465A CN 201710016487 A CN201710016487 A CN 201710016487A CN 106714465 A CN106714465 A CN 106714465A
- Authority
- CN
- China
- Prior art keywords
- pcb
- motherboards
- daughter boards
- daughter board
- jointing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000011179 visual inspection Methods 0.000 title abstract 2
- 238000005070 sampling Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 description 5
- LAXBNTIAOJWAOP-UHFFFAOYSA-N 2-chlorobiphenyl Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1 LAXBNTIAOJWAOP-UHFFFAOYSA-N 0.000 description 1
- RFHAOTPXVQNOHP-UHFFFAOYSA-N Fluconazole Chemical compound C1=NC=NN1CC(C=1C(=CC(F)=CC=1)F)(O)CN1C=NC=N1 RFHAOTPXVQNOHP-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/225—Correcting or repairing of printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/16—Inspection; Monitoring; Aligning
- H05K2203/166—Alignment or registration; Control of registration
Abstract
The invention relates to a visual inspection-based PCB board automatic splicing method. The method comprises the steps of S1, sampling and storing marked points on a PCB motherboard by a camera device; S2, sampling and storing marked points on a PCB daughter board through moving the camera device; S3, analyzing to obtain the coordinates of the PCB motherboard and the PCB daughter board, comparing the coordinates of the PCB motherboard and the PCB daughter board to calculate an angle difference, rotating the PCB motherboard according to the angle difference, and splicing and aligning the PCB motherboard with the PCB daughter board; S4, sampling through moving the camera device, and analyzing whether the PCB motherboard and the PCB daughter board meet the requirement of the angle difference or not. According to the technical scheme of the invention, marked points on the PCB motherboard and the PCB daughter board are found out by an industrial camera, a lens and a low-angle shadowless light source. Meanwhile, a mated XXY three-axis servo platform is adopted for rotation and mobile location, so that the closed-loop control is formed. The accuracy can reach 2 wires and the contraposition time is less than 30 seconds. Moreover, both the efficiency and the accuracy are greatly improved.
Description
Technical field
The present invention relates to a kind of pcb board method for automatically split-jointing of view-based access control model detection, belong to Automatic Measurement Technique field.
Background technology
PCB, is the supplier of electronic component electrical connection also known as printed circuit board (PCB).Its development existing 100
History for many years；It is mainly designed to layout design；It is to greatly reduce wiring and assembling using the major advantage of circuit board
Mistake, improve the gentle productive labor rate of Automated water.
The grafting of current pcb board and contraposition are entirely the artificial modes for tapping visually contraposition, there is that speed is low, and precision is low
The problems such as, pcb board grafting technique is, it is assumed that have 4 daughter boards on one piece of pcb board, but one of them 4 work song plate is broken, but can be from
One piece is taken in daughter board in another block of plate to get off to be spliced, the key problem of splicing is how to ensure the size essence before and after splicing
Degree, if carrying out contraposition splicing by the way of manually beaing, it is difficult to ensure that the precision of contraposition.
The content of the invention
The technical problem to be solved in the present invention is：To overcome above mentioned problem, there is provided a kind of pcb board of view-based access control model detection is certainly
Dynamic joining method.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of pcb board method for automatically split-jointing of view-based access control model detection, comprises the following steps：
S1：The mark point on PCB motherboards is sampled using camera head, and is stored；
S2：Mobile photographic device is sampled to the mark point of PCB daughter boards again, and stores；
S3：The coordinate that analysis obtains both the coordinate of PCB motherboards and PCB daughter boards, contrast calculates differential seat angle, according to differential seat angle
Rotation PCB motherboards, make it be alignd with the splicing of PCB daughter boards；
S4：Mobile photographic device is sampled again, and whether analysis PCB motherboards and PCB daughter boards meet differential seat angle requirement, is discontented with
Sufficient differential seat angle requirement performs step S3 again, until meeting differential seat angle requirement, meets and splicing is then completed after requiring.
Preferably, the camera head can move adjustment position in three bit spaces.
Preferably, the mark point on the PCB motherboards is uniformly arranged on the surrounding of PCB motherboards.
Preferably, the mark point on the PCB daughter boards is uniformly arranged on the surrounding of PCB daughter boards.
Preferably, the camera head sets 4 groups, and the camera head includes industrial camera, camera lens and low angle without shadow
Light source.
The beneficial effects of the invention are as follows：It is female that the present invention finds PCB using industrial camera and camera lens and low angle shadow-free light source
Mark point on plate and daughter board, supporting XXY three-axis servo platforms are rotated and running fix, form a closed-loop control, essence
Degree can reach 2, and position aligning time is within 30 seconds.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the stereogram of one embodiment of the invention；
Fig. 2 is one stereogram of state of PCB motherboards of the present invention and PCB daughter boards；
Fig. 3 is the stereogram of PCB motherboards of the present invention and PCB daughter boards another states
Fig. 4 is the stereogram of PCB motherboards of the present invention and PCB daughter boards another states；
Marked in figure：1-PCB daughter boards, 2-PCB motherboards, 3- camera heads, 4- moving tracks, 5- workbench, 11-PCB
The mark point of plate, the mark point of 21-PCB motherboards.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
The pcb board method for automatically split-jointing of of the present invention a kind of view-based access control model detection as shown in Figure 1, including following step
Suddenly：
S1：The mark point 21 on PCB motherboards 2 is sampled using camera head 3, and is stored, camera head 3 is preferred
Be it is various can sampling cameras, including CCD camera or other industry cameras, mark point typically sets multiple, Neng Gouti
The position of existing PCB motherboards 2；
S2：After PCB daughter boards 1 are put, moved by moving track 4 during specific implementation, and PCB daughter boards 1 and PCB are female
Plate 2 is all placed on workbench 5 and is corrected, then Mobile photographic device 3 is sampled to the mark point 11 of PCB daughter boards 1, and deposits
Storage, be preferably stored in main frame, the present invention below analysis and operation all completed by main frame, main frame can be PLC or
Other Industry Control chips；
S3：The coordinate that analysis obtains both the coordinate of PCB motherboards 2 and PCB daughter boards 1, contrast calculates differential seat angle, according to angle
Difference rotation PCB motherboards 2, make it be alignd with the splicing of PCB daughter boards 1, and the specific splicing shown successively such as Fig. 2, Fig. 3 and Fig. 4 was alignd
Journey；
S4：Mobile photographic device 3 is sampled again, and whether analysis PCB motherboards 2 and PCB daughter boards 1 meet differential seat angle requirement,
Differential seat angle can be configured according to error criterion between the two or customer requirement, be unsatisfactory for differential seat angle requirement and perform step again
S3, until meeting differential seat angle requirement, meets and splicing is then completed after requiring.
The present invention finds the mark point on PCB motherboards 2 and daughter board using industrial camera and camera lens and low angle shadow-free light source,
Supporting XXY three-axis servo platforms are rotated and running fix, form a closed-loop control, and precision can reach 2, position aligning time
Within 30 seconds.
In a preferred embodiment, the camera head 3 can move adjustment position in three bit spaces, in concrete application
In, camera head 3 is driven by the ball screw that servomotor drives, and the ball screw for setting the axles of XYZ tri- can realize three
The movement in space.
In a preferred embodiment, the mark point on the PCB motherboards 2 is uniformly arranged on the surrounding of PCB motherboards 2, this
To be preferable to provide, but this is not limited to, can be also arranged as required in other positions.
In a preferred embodiment, the mark point on the PCB daughter boards 1 is uniformly arranged on the surrounding of PCB daughter boards 1, this
To be preferable to provide, but this is not limited to, can be also arranged as required in other positions.
In a preferred embodiment, the camera head 3 sets 4 groups, and the camera head 3 includes industrial camera, mirror
Head and low angle shadow-free light source.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (5)
1. the pcb board method for automatically split-jointing that a kind of view-based access control model is detected, it is characterised in that comprise the following steps：
S1：The mark point on PCB motherboards is sampled using camera head, and is stored；
S2：Mobile photographic device is sampled to the mark point of PCB daughter boards again, and stores；
S3：The coordinate that analysis obtains both the coordinate of PCB motherboards and PCB daughter boards, contrast calculates differential seat angle, is rotated according to differential seat angle
PCB motherboards, make it be alignd with the splicing of PCB daughter boards；
S4：Mobile photographic device is sampled again, and whether analysis PCB motherboards and PCB daughter boards meet differential seat angle requirement, are unsatisfactory for angle
Degree difference requires to perform step S3 again, until meeting differential seat angle requirement, meets and splicing is then completed after requiring.
2. the pcb board method for automatically split-jointing that view-based access control model as claimed in claim 1 is detected, it is characterised in that the shooting dress
Putting can move adjustment position in three bit spaces.
3. the pcb board method for automatically split-jointing that view-based access control model as claimed in claim 1 is detected, it is characterised in that the PCB motherboards
On mark point be uniformly arranged on the surrounding of PCB motherboards.
4. the pcb board method for automatically split-jointing that view-based access control model as claimed in claim 1 is detected, it is characterised in that the PCB daughter boards
On mark point be uniformly arranged on the surrounding of PCB daughter boards.
5. the pcb board method for automatically split-jointing that view-based access control model as claimed in claim 1 is detected, it is characterised in that the shooting dress
4 groups are installed, the camera head includes industrial camera, camera lens and low angle shadow-free light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016487.6A CN106714465A (en) | 2017-01-10 | 2017-01-10 | Visual inspection-based PCB board automatic splicing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016487.6A CN106714465A (en) | 2017-01-10 | 2017-01-10 | Visual inspection-based PCB board automatic splicing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106714465A true CN106714465A (en) | 2017-05-24 |
Family
ID=58908119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710016487.6A Pending CN106714465A (en) | 2017-01-10 | 2017-01-10 | Visual inspection-based PCB board automatic splicing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106714465A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843601A (en) * | 2017-10-18 | 2018-03-27 | 上海斐讯数据通信技术有限公司 | A kind of pcb board positioning identification system and method based on image procossing |
| CN108174530A (en) * | 2017-12-22 | 2018-06-15 | 昆山四合电子有限公司 | A kind of wiring board comparison method |
| CN110132154A (en) * | 2019-06-05 | 2019-08-16 | 江南大学 | A kind of reed quality determining method based on machine vision |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW428423B (en) * | 1999-05-12 | 2001-04-01 | Wus Printed Circuit Co Ltd | Recycling and rebuilding method of bad printed circuit board |
| CN1691875A (en) * | 2004-04-19 | 2005-11-02 | 修圣科技有限公司 | Transplanted repair method for bad region of printed circuit board |
| CN101203091A (en) * | 2006-12-12 | 2008-06-18 | 华通电脑股份有限公司 | Circuit board renovation method |
| CN101415323A (en) * | 2007-10-16 | 2009-04-22 | 鸿骐昶驎科技股份有限公司 | Vision inspection apparatus and plate-establishing inspection device and method therefore |
| CN204518237U (en) * | 2015-04-23 | 2015-07-29 | 昆山信隆川电子有限公司 | PCB transplants and integrates positioning equipment |
-
2017
- 2017-01-10 CN CN201710016487.6A patent/CN106714465A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW428423B (en) * | 1999-05-12 | 2001-04-01 | Wus Printed Circuit Co Ltd | Recycling and rebuilding method of bad printed circuit board |
| CN1691875A (en) * | 2004-04-19 | 2005-11-02 | 修圣科技有限公司 | Transplanted repair method for bad region of printed circuit board |
| CN101203091A (en) * | 2006-12-12 | 2008-06-18 | 华通电脑股份有限公司 | Circuit board renovation method |
| CN101415323A (en) * | 2007-10-16 | 2009-04-22 | 鸿骐昶驎科技股份有限公司 | Vision inspection apparatus and plate-establishing inspection device and method therefore |
| CN204518237U (en) * | 2015-04-23 | 2015-07-29 | 昆山信隆川电子有限公司 | PCB transplants and integrates positioning equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843601A (en) * | 2017-10-18 | 2018-03-27 | 上海斐讯数据通信技术有限公司 | A kind of pcb board positioning identification system and method based on image procossing |
| CN107843601B (en) * | 2017-10-18 | 2020-10-23 | 江西鸿宇电路科技有限公司 | PCB positioning and identifying system and method based on image processing |
| CN108174530A (en) * | 2017-12-22 | 2018-06-15 | 昆山四合电子有限公司 | A kind of wiring board comparison method |
| CN108174530B (en) * | 2017-12-22 | 2020-12-18 | 昆山四合电子有限公司 | Circuit board comparison method |
| CN110132154A (en) * | 2019-06-05 | 2019-08-16 | 江南大学 | A kind of reed quality determining method based on machine vision |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170524 |
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