CN110146520A - A kind of detection device and its detection method of printed wiring board - Google Patents
A kind of detection device and its detection method of printed wiring board Download PDFInfo
- Publication number
- CN110146520A CN110146520A CN201910499857.5A CN201910499857A CN110146520A CN 110146520 A CN110146520 A CN 110146520A CN 201910499857 A CN201910499857 A CN 201910499857A CN 110146520 A CN110146520 A CN 110146520A
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- wiring board
- printed wiring
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- detected
- appearance detecting
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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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention belongs to printed wiring board detection technique fields, disclose a kind of detection method of printed wiring board, and the standard parameter of printed wiring board to be detected is set in appearance detecting device；The printed wiring board to be detected is put into the presentation quality parameter for obtaining the printed wiring board to be detected in the appearance detecting device by image collecting device；The presentation quality parameter is compared and analyzed with the standard parameter by data analysing method, the presentation quality parameter is determined whether in the range of error parameter, if so, being determined as qualification；If it is not, be then determined as it is unqualified, the technical solution on the one hand may be implemented printed wiring board automation, standardization detection, on the other hand decrease the error of artificial detection, improve work efficiency.
Description
Technical field
The present invention relates to printed wiring board detection technique field, in particular to the detection device of a kind of printed wiring board and its
Detection method.
Background technique
Traditional printed wiring board product inspection especially detects its appearance, essentially artificial inspection, the product of inspection
Standard has IPC general international standard and different customer requirements, therefore in order to guarantee the qualification rate of outflow product, it generally requires to penetrate
Education and training reviewer, so that its skilled grasp standard and detection method, still, people is depended in the even a large amount of training of investment
Still there is the problems such as very high leak rate, inefficiency in work inspection.
In addition, traditional IPC general international standard and client's appearance test standard are all to carry out standard through text, and future
It is the demand for development that big data era is not suitable for the following intelligence.
Summary of the invention
In order to solve problems in the prior art, the present invention provides a kind of detection method of printed wiring board, on the one hand may be used
To realize automation, the standardization detection of printed wiring board, the error of artificial detection is on the other hand decreased, work is improved
Efficiency；The present invention also provides a kind of detection devices of printed wiring board simultaneously.
In order to achieve the above objectives, a technical solution of the invention is as follows:
A kind of appearance detecting method of printed wiring board, includes the following steps,
Set the standard parameter of printed wiring board to be detected in appearance detecting device, the standard parameter include it is described to
Detect surface structure model parameter, surface quality standard value and the error parameter of printed wiring board；
The printed wiring board to be detected is put into the appearance detecting device by described in image collecting device acquisition
The presentation quality parameter of printed wiring board to be detected, the presentation quality parameter include the surface structure of printed wiring board to be detected
Model parameter, surface quality parameter；
The presentation quality parameter is compared and analyzed with the standard parameter by data analysing method, described in judgement
Whether presentation quality parameter is in the range of error parameter, if so, being determined as qualification；
If it is not, being then determined as unqualified.
Further specifically, the standard parameter that printed wiring board to be detected is set in appearance detecting device, including
Following steps:
The surface structure model of printed wiring board to be detected is established, and is conducted into printed wiring board appearance detecting device；
Meanwhile
Error parameter is set in the appearance detecting device；Meanwhile
Set surface quality standard value.
Further specifically, the standard parameter is set according to IPC general international standard.
Further specifically, the described printed wiring board to be detected is put into the appearance detecting device passes through image
Acquisition device obtain appearance detecting device during the presentation quality parameter of the printed wiring board to be detected drive it is described to
Detect printed wiring board rotation.
Another technical solution of the invention is as follows:
A kind of appearance detecting device of printed wiring board, including
Image collecting device, described image acquisition device are used to acquire the three-dimensional structure diagram of the printed wiring board to be detected
Picture, projected image；
Data processing equipment, the data processing equipment are used to analyze the presentation quality parameter and the standard parameter
Error amount；
Whether data judging device, the data judging device are in the error ginseng for error amount described in determination processing
In number range.
Control device, the control device is for controlling the data judging device, the data processing equipment, the figure
As acquisition device.
It further specifically, further include warning device.
Beneficial effect
Technical solution provided in an embodiment of the present invention acquires the three-dimensional structure diagram of printed wiring board by data acquisition technology
The data such as picture, projected image, surface quality parameter, and acquired data are compared with standard parameter, determine its error amount
In error range whether, if then determining product qualification, entire detection process is real using standardization, automation control management
The standardization detection for having showed printed wiring board, reduces error rate, while also improving detection efficiency.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of flow diagram of the appearance detecting method of printed wiring board provided in an embodiment of the present invention；
Fig. 2 is a kind of circuit theory schematic diagram of the appearance detecting device of printed wiring board provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
Invention a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of appearance detecting method of printed wiring board, refering to what is shown in Fig. 1, include the following steps,
S11 sets the standard parameter of printed wiring board to be detected in appearance detecting device, wherein the standard parameter according to
It is set according to IPC general international standard, surface structure model parameter, surface quality standard including the printed wiring board to be detected
Value and error parameter；
Specifically, the detailed embodiment of S11 step includes:
S111 establishes the surface structure model of the stereochemical structure of printed wiring board to be detected, and is conducted into printed wiring board
Appearance detecting device；Meanwhile
S112 sets error parameter in the appearance detecting device；Meanwhile
S113 sets surface quality standard value.
The printed wiring board to be detected is put into the appearance detecting device and obtains institute by image collecting device by S12
The presentation quality parameter of printed wiring board to be detected is stated, the presentation quality parameter includes that the solid of printed wiring board to be detected is outer
See structural model parameter, surface quality parameter；
Specifically, the process of the presentation quality parameter of the printed wiring board to be detected is acquired in the appearance detecting device
In, appearance detecting device drives the printed wiring board omnibearing stereo formula to be detected rotation, it is ensured that appearance detecting device can be with
Collect each corner of printed wiring board to be detected, the mass parameter in each face, ensure detection data validity and
That analyzes is comprehensive, that is, realizes and detect without dead angle.
S13 compares and analyzes the presentation quality parameter with the standard parameter by data analysing method, determines
The presentation quality parameter whether in the range of error parameter,
S14 is if so, be determined as qualification；
S15 is if it is not, be then determined as unqualified.
The embodiment provide technical solution by data acquisition technology acquisition printed wiring board stereochemical structure image,
The data such as projected image, surface quality parameter, and acquired data are compared with standard parameter, whether determine its error amount
In error range, if then determining that product qualification, entire detection process are realized using standardization, automation control management
The standardization of printed wiring board detects, and reduces error rate, while also improving detection efficiency.
Embodiment 2
Refering to what is shown in Fig. 2, a kind of appearance detecting device of printed wiring board, including
Image collecting device, described image acquisition device are used to acquire the three-dimensional structure diagram of the printed wiring board to be detected
Picture, projected image；
Data processing equipment, the data processing equipment are used to analyze the presentation quality parameter and the standard parameter
Error amount；
Whether data judging device, the data judging device are in the error ginseng for error amount described in determination processing
In number range.
Control device, the control device is for controlling the data judging device, the data processing equipment, the figure
As acquisition device.
It further specifically, further include warning device, when data judging device determines that testing product is unqualified, alarm dress
Starting is set, realizes the automatic monitoring management of product testing.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of appearance detecting method of printed wiring board, which is characterized in that include the following steps,
The standard parameter of printed wiring board to be detected is set in appearance detecting device, the standard parameter includes described to be detected
Surface structure model parameter, surface quality standard value and the error parameter of printed wiring board；
The printed wiring board to be detected is put into the appearance detecting device obtained by image collecting device it is described to be checked
The presentation quality parameter of printed wiring board is surveyed, the presentation quality parameter includes the surface structure model of printed wiring board to be detected
Parameter, surface quality parameter；
The presentation quality parameter is compared and analyzed with the standard parameter by data analysing method, determines the appearance
Whether mass parameter is in the range of error parameter, if so, being determined as qualification；
If it is not, being then determined as unqualified.
2. the appearance detecting method of printed wiring board according to claim 1, which is characterized in that described to be set in appearance detection
The standard parameter of standby middle setting printed wiring board to be detected, comprising the following steps:
The surface structure model of printed wiring board to be detected is established, and is conducted into printed wiring board appearance detecting device；Meanwhile
Error parameter is set in the appearance detecting device；Meanwhile
Set surface quality standard value.
3. the appearance detecting method of printed wiring board according to claim 1, which is characterized in that the standard parameter foundation
The setting of IPC general international standard.
4. the appearance detecting method of printed wiring board according to claim 1, which is characterized in that it is described will be described to be detected
Printed wiring board is put into the appearance detecting device and obtains the outer of the printed wiring board to be detected by image collecting device
Appearance detecting device drives the printed wiring board rotation to be detected during appearance quality parameter.
5. a kind of appearance detecting device of the printed wiring board as described in claim 1-4 is any, which is characterized in that including
Image collecting device, described image acquisition device be used for acquire the printed wiring board to be detected stereochemical structure model,
Projected image；
Data processing equipment, the data processing equipment are used to analyze the error of the presentation quality parameter and the standard parameter
Value；
Whether data judging device, the data judging device are in the error parameter model for error amount described in determination processing
In enclosing；
Control device, the control device are adopted for controlling the data judging device, the data processing equipment, described image
Acquisition means.
6. the appearance detecting device of printed wiring board according to claim 5, which is characterized in that further include warning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910499857.5A CN110146520A (en) | 2019-06-11 | 2019-06-11 | A kind of detection device and its detection method of printed wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910499857.5A CN110146520A (en) | 2019-06-11 | 2019-06-11 | A kind of detection device and its detection method of printed wiring board |
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| Publication Number | Publication Date |
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| CN110146520A true CN110146520A (en) | 2019-08-20 |
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| CN201910499857.5A Pending CN110146520A (en) | 2019-06-11 | 2019-06-11 | A kind of detection device and its detection method of printed wiring board |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060515A (en) * | 2019-12-04 | 2020-04-24 | 深圳市铭华航电工艺技术有限公司 | PCBA quality detection method, system and computer equipment |
| CN111721780A (en) * | 2020-06-27 | 2020-09-29 | 常州市瑾瑜精密科技有限公司 | Control circuit board detection method |
| CN112485641A (en) * | 2020-11-18 | 2021-03-12 | 江门诺华精密电子有限公司 | Automatic detection device and detection method for circuit board |
| CN113498311A (en) * | 2020-04-01 | 2021-10-12 | 深南电路股份有限公司 | Automatic embedding method of printed circuit board |
-
2019
- 2019-06-11 CN CN201910499857.5A patent/CN110146520A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060515A (en) * | 2019-12-04 | 2020-04-24 | 深圳市铭华航电工艺技术有限公司 | PCBA quality detection method, system and computer equipment |
| CN113498311A (en) * | 2020-04-01 | 2021-10-12 | 深南电路股份有限公司 | Automatic embedding method of printed circuit board |
| CN113498311B (en) * | 2020-04-01 | 2023-02-28 | 深南电路股份有限公司 | Automatic embedding method of printed circuit board |
| CN111721780A (en) * | 2020-06-27 | 2020-09-29 | 常州市瑾瑜精密科技有限公司 | Control circuit board detection method |
| CN111721780B (en) * | 2020-06-27 | 2022-07-29 | 广东友佳智能科技有限公司 | Control circuit board detection method |
| CN112485641A (en) * | 2020-11-18 | 2021-03-12 | 江门诺华精密电子有限公司 | Automatic detection device and detection method for circuit board |
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