CN109720817A - A kind of PCB online detection instrument and its detection method - Google Patents
A kind of PCB online detection instrument and its detection method Download PDFInfo
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- CN109720817A CN109720817A CN201910119368.2A CN201910119368A CN109720817A CN 109720817 A CN109720817 A CN 109720817A CN 201910119368 A CN201910119368 A CN 201910119368A CN 109720817 A CN109720817 A CN 109720817A
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 47
- 239000012528 membrane Substances 0.000 claims abstract description 21
- 238000007514 turning Methods 0.000 claims abstract description 16
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The present invention relates to a kind of PCB online detection instrument and detection methods, including circulation walking component；It is sequentially equipped on the circulation walking component and picks and places station, the first scanning station, station turning and the second scanning station；The pick-and-place station matching is equipped with folding and unfolding membrane module；The first scanning station matching is equipped with the first scan components；The second scanning station matching is equipped with the second scan components；The station turning matching is equipped with overturning component.Beneficial effect is: caused by solving in traditional belt absorption or roller transmit process not at the uniform velocity, board state instability problem；Will not missing inspection false retrieval, greatly improve equipment detection precision and efficiency.
Description
Technical field
The invention belongs to PCB electronic component detection equipment field more particularly to a kind of online detection instruments.
Background technique
As the rapid development of electronics industry reaches the line width line-spacing of pcb board while PCB industry promotes production capacity
Within 50 microns, traditional AOI detection machine is based on the offline automatic detecting machine of Ao Bao company, Israel, degree of automation and efficiency
It is lower.And existing online AOI detection device is using the belt absorption kind of drive or roller transmission mode.
On-line checking is scanning pcb board obverse and reverse, so just needing respectively to install one group of scanning in the front and back sides of pcb board
System just may be implemented, thus just must be using two sections of belt transmission or the transmission mode of two series cylinders.
The middle position interval that above-mentioned transmission mode needs two sections to dock, which comes out, installs scanning system.But it thus can be
In scanning process, partial scan position is vacant state, cannot keep it is smooth at the uniform velocity transmit, pcb board in transmit process just
It can beat or form corrugated, especially internal layer thin plate.
Current country's AOI on-line checking machine herds moral using roller transmission mode, health Dai Caiyong skin with Shenzhen Ao Dima, Taiwan
Band absorption transmission mode.And CCD scanning system can only be in the case where pcb board keeps smooth transmission state at the uniform velocity, it could accurate scanning
Image data is collected, realizes accurate image detection.
Summary of the invention
To solve the above-mentioned problems, the present invention adopts the following technical scheme:
A kind of PCB online detection instrument, including circulation walking component；
It is sequentially equipped on the circulation walking component and picks and places station, the first scanning station, station turning and the second scanning work
Position；
The pick-and-place station matching is equipped with folding and unfolding membrane module；
The first scanning station matching is equipped with the first scan components；The second scanning station matching is equipped with the second scanning
Component；
The station turning matching is equipped with overturning component.
Preferably, the circulation walking component is equipped with process box.
Preferably, the process box quantity is 4；The process box can move on circulation walking component.
Preferably, 4 process boxs can be located at simultaneously pick and place station, first scanning station, station turning and
Second scanning station.
Preferably, first scan components and second scan components are located at the first scanning station and the
The top of two scanning stations.
Preferably, first scan components and second scan components are CCD scanning system.
Preferably, the circulation walking component includes annular cyclic track and driving mechanism；The driving mechanism can drive
The process box walking.
It preferably, further include control device；The control device includes the middle control module being electrically connected to each other and image module；
Described image module is electrically connected with first scan components and second scan components；The middle control module and the driving
Mechanism electrical connection.
Preferably, the folding and unfolding membrane module includes putting membrane module and receipts membrane module.
With the matched detection method of above equipment, include the following steps,
A. it puts membrane module and is placed in element to be detected and be located at the process box for picking and placing station；
B. control module control driving mechanism drives above-mentioned process box to move on circulation walking component in；
C. when above-mentioned process box is moved to the first scanning station first, element to be detected is worn below the first scan components
It crosses, the first scan components scan the first face of element to be detected and scan data is returned to image module；
D. when process box is moved to station turning, overturning component overturns the element to be detected on process box；
E. then when being moved to the second scanning station, element to be detected passes through below the second scan components, the second scanning
Scan data is simultaneously returned to image module by the second face of component scans element to be detected；
F. above-mentioned process box is recycled to pick-and-place station, and the element that folding and unfolding membrane module will test completion, which is removed, to be put away, then puts
Upper next element to be detected.
The beneficial effects of the present invention are:
1. caused by solving in traditional belt absorption or roller transmit process not at the uniform velocity, board state it is unstable
Determine problem；
2. will not missing inspection false retrieval, greatly improve equipment detection precision and efficiency；
3. the colleague for improving the stability of equipment guarantees the continuity of detection, detection efficiency ensure that；
4. having multi-functional, duplex scanning can be carried out, single-sweep is carried out after members can also be closed, is more directed to
Property.
Detailed description of the invention
Fig. 1 is stereochemical structure perspective view of the explosion of the present invention；
Fig. 2 is overlooking structure diagram of the present invention；
Fig. 3 is the structural schematic diagram of another embodiment of the present invention.
In figure: 11 circulation walking components, 30 pick and place stations, and 31 put membrane module, and 32 receive membrane modules, 40 process boxs, and 50 first
Scan station, 51 first scan components, 60 second scanning stations, 61 second scan components, 70 station turnings, 71 overturning components.
Specific embodiment
Invention is further explained with reference to the accompanying drawing:
As shown in fig. 1, a kind of PCB online detection instrument, including circulation walking component 11；
It is sequentially equipped on circulation walking component 11 and picks and places station 30, first and scan station 50, station turning 70 and the
Two scanning stations 60；
The matching of pick-and-place station 30 is equipped with folding and unfolding membrane module；
The first scanning matching of station 50 is equipped with the first scan components 51；The second scanning matching of station 60 is equipped with the
Two scan components 61；
The matching of station turning 70 is equipped with overturning component 71, and a kind of structure of overturning component 71 is, including machinery is changed hands
And component is turned over, pcb board is grabbed by mechanical gripper, is then turned pcb board by turning over component,
It is reapposed on process box 40 again；
The circulation walking component 11 is equipped with process box 40, is used to place pcb board on process box 40, pcb board is stable
Be placed on process box 40, generally make first first up；
In conjunction with Fig. 2,3,40 quantity of process box is 4；The process box 40 can be transported on circulation walking component 11
It is dynamic, the planform of circulation walking component 11 be not limited to it is arc-shaped, can also be it is rectangular, it is all to be able to achieve the equal of cycle operation
It can；
4 process boxs 40 can be located at simultaneously picks and places station 30, first scanning station 50,70 and of station turning
Second scanning station 60；When operating, 4 process boxs 40 are generally located at four work and carry out different operations, when one
Sequentially enter next station after the completion of station operation, then, the work on entire recirculation assembly successively may be implemented in cycle operation
Product to be handled always, ensure that production efficiency；
First scan components 51 and second scan components 61 are located at the first scanning station 50 and the
The top of two scanning stations 60.
First scan components 51 and second scan components 61 are CCD scanning system.
When it is not necessary that inversion component and the second scan components 61 (or the first scan components when carrying out two-sided surface sweeping, can be closed
51) it, is retouched after component 51 completes work first and completes whole scan tasks.
The circulation walking component 11 includes annular cyclic track and driving mechanism；The driving mechanism can drive the work
Make the walking of frame 40, driving mechanism can be the drive rack of a cycle rotation, can be realized driving process box 40 and move；
It further include control device；The control device includes the middle control module being electrically connected to each other and image module；The figure
As module is electrically connected with first scan components 51 and second scan components 61；The middle control module and the driving machine
Structure electrical connection.
The folding and unfolding membrane module includes putting membrane module 31 and receiving membrane module 32, and the two is respectively used to put down after clamping pcb board
It is surely placed in process box 40 or is taken out from process box 40.
With the matched detection method of above equipment, include the following steps,
A. it puts membrane module 31 and is placed in element to be detected and be located at the process box 40 for picking and placing station 30；
B. control module control driving mechanism drives above-mentioned process box 40 to move on circulation walking component 11 in；
C. when above-mentioned process box 40 is moved to the first scanning station 50 first, element to be detected is under the first scan components 51
Side passes through, and the first scan components 51 scan the first face of element to be detected and scan data is returned to image module；
The data for being stored with circuit board two sides are preset in image module, when the data for receiving the passback of two scan components
It is compared afterwards with data, decision circuitry plate whether there is defect, realize accurately on-line checking, specifically how judgment technology is
Well-known technique；
D. when process box 40 is moved to station turning 70, overturning component 71 turns over the element to be detected on process box 40
Turn；
E. then when being moved to the second scanning station 60, element to be detected passes through below the second scan components 61, and second
Scan components 61 scan the second face of element to be detected and scan data are returned to image module；
When only needing to be scanned single side, process box 40 is directly passed through from reversion station 70, without overturning operation；
F. above-mentioned process box 40, which is recycled to, picks and places station 30, and the element that folding and unfolding membrane module will test completion, which is removed, to be put away, so
After put next element to be detected；
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design
To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention
It is subject to claims appended hereto.
Claims (10)
1. a kind of PCB online detection instrument, it is characterised in that: walk component (11) including circulation；
It is sequentially equipped on circulation walking component (11) and picks and places station (30), the first scanning station (50), station turning (70)
With the second scanning station (60)；
Pick-and-place station (30) matching is equipped with folding and unfolding membrane module；
First scanning station (50) matching is equipped with the first scan components (51)；Second scanning station (60) matching is equipped with
Second scan components (61)；
Station turning (70) matching is equipped with overturning component (71).
2. a kind of PCB online detection instrument according to claim 1, it is characterised in that: the circulation walks component (11)
It is equipped with process box (40).
3. a kind of PCB online detection instrument according to claim 2, it is characterised in that: process box (40) quantity is
4；The process box (40) can move in circulation walking component (11).
4. a kind of PCB online detection instrument according to claim 3, it is characterised in that: 4 process boxs (40) can
It is located at simultaneously and picks and places station (30), the first scanning station (50), station turning (70) and the second scanning station (60).
5. a kind of PCB online detection instrument according to claim 1, it is characterised in that: first scan components (51)
The top of first scanning station (50) and the second scanning station (60) is located at second scan components (61).
6. a kind of PCB online detection instrument according to claim 1, it is characterised in that: first scan components (51)
It is CCD scanning system with second scan components (61).
7. a kind of PCB online detection instrument according to claim 2, it is characterised in that: the circulation walks component (11)
Including annular cyclic track and driving mechanism；The driving mechanism can drive the process box (40) to walk.
8. a kind of PCB online detection instrument according to claim 7, it is characterised in that: further include control device；In described
Controlling equipment includes the middle control module being electrically connected to each other and image module；Described image module and first scan components (51) and
Second scan components (61) electrical connection；The middle control module is electrically connected with the driving mechanism.
9. a kind of PCB online detection instrument according to claim 1, it is characterised in that: the folding and unfolding membrane module includes putting
Membrane module (31) and receipts membrane module (32).
10. with the matched detection method of equipment described in claim 1-9, it is characterised in that: include the following steps,
It puts membrane module (31) and is placed in element to be detected and be located at the process box (40) for picking and placing station (30)；
Middle control module control driving mechanism drives above-mentioned process box (40) to move in circulation walking component (11)；
When above-mentioned process box (40) is moved to the first scanning station (50) first, element to be detected is under the first scan components (51)
Side passes through, and the first scan components (51) scan the first face of element to be detected and scan data is returned to image module；
When process box (40) is moved to station turning (70), the element to be detected on process box (40) is turned in overturning component (71)
Turn；
Then when being moved to the second scanning station (60), element to be detected passes through below the second scan components (61), and second sweeps
Component (61) are retouched to scan the second face of element to be detected and scan data is returned to image module；
Above-mentioned process box (40), which is recycled to, picks and places station (30), and the element that folding and unfolding membrane module will test completion, which is removed, to be put away, then
Put next element to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910119368.2A CN109720817A (en) | 2019-02-18 | 2019-02-18 | A kind of PCB online detection instrument and its detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910119368.2A CN109720817A (en) | 2019-02-18 | 2019-02-18 | A kind of PCB online detection instrument and its detection method |
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| Publication Number | Publication Date |
|---|---|
| CN109720817A true CN109720817A (en) | 2019-05-07 |
Family
ID=66301404
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910119368.2A Pending CN109720817A (en) | 2019-02-18 | 2019-02-18 | A kind of PCB online detection instrument and its detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111483783A (en) * | 2020-05-19 | 2020-08-04 | 中铁九局集团有限公司 | Applicable to high-speed railway ballastless track slab detection conveyor line device and its application |
| CN112161656A (en) * | 2020-09-30 | 2021-01-01 | 宋志龙 | Optical detection system and detection method for circular PCB |
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| US20070034477A1 (en) * | 2005-08-10 | 2007-02-15 | Daifuku Co., Ltd. | Article transport device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111483783A (en) * | 2020-05-19 | 2020-08-04 | 中铁九局集团有限公司 | Applicable to high-speed railway ballastless track slab detection conveyor line device and its application |
| CN112161656A (en) * | 2020-09-30 | 2021-01-01 | 宋志龙 | Optical detection system and detection method for circular PCB |
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| CB02 | Change of applicant information |
Address after: No. 333, Zhushan Zhenxing Road, Dongcheng District, Dongguan City, Guangdong Province Applicant after: Guangdong Keshi Optical Technology Co.,Ltd. Address before: No. 333, Zhushan Zhenxing Road, Dongcheng District, Dongguan City, Guangdong Province Applicant before: CST AUTOMATION TECHNOLOGY Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190507 |
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| RJ01 | Rejection of invention patent application after publication |