CN112275665B - Anti-mixing method applied to PCB electrical measurement - Google Patents
Anti-mixing method applied to PCB electrical measurement Download PDFInfo
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- CN112275665B CN112275665B CN202011127967.8A CN202011127967A CN112275665B CN 112275665 B CN112275665 B CN 112275665B CN 202011127967 A CN202011127967 A CN 202011127967A CN 112275665 B CN112275665 B CN 112275665B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
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Abstract
The invention belongs to the technical field of PCB processing, and provides a board mixing prevention method applied to PCB electrical measurement, which comprises the following steps: s1, enabling a visual recognition device to distinguish people through programming, distinguishing abnormal plates and qualified plates represented at different positions, and distinguishing qualified material transferring vehicles and unqualified material transferring vehicles represented by different colors; s2, if the qualified product vehicle with the specified color is placed by a person on the qualified plate, judging that no abnormity exists and prompting no prompt exists; and S3, if the unqualified plate is placed on the vehicle with the specified color by a person, judging the abnormity, giving an alarm to prompt, displaying an abnormal picture on a monitoring console, and reminding an operator and a manager to process. The invention can compile specific visual identification programs aiming at different testing machines, identify people, machines, vehicles and PCBs, has strong flexibility and is convenient to implement.
Description
Technical Field
The invention belongs to the technical field of PCB processing, and particularly relates to a board mixing prevention method applied to PCB electrical measurement.
Background
A PCB (printed circuit board), which is also called a Printed Circuit Board (PCB) as a chinese name, is an important electronic component, a support for an electronic component, and a carrier for electrical connection of the electronic component. It is called a printed circuit board because it is made using electronic printing.
The method comprises the steps of conducting electrical measurement, namely functional test, after the PCB manufacturing process is finished, testing whether a circuit of the PCB is short-circuited or not, completing the test, dividing a circuit board into an abnormal board area and a qualified board area by the test machine, putting the circuit board into a vehicle-mounted state of a qualified board and a vehicle-mounted state of the abnormal board by manpower, distinguishing colors of the two vehicles, and solving the problem that the abnormal board is extremely mixed when people put different boards into different vehicle-mounted states, namely, putting the abnormal board into the vehicle-mounted state of the qualified product, so that the abnormal board flows into a next process until a customer, and greatly influences the quality and influences the reputation of a company.
Disclosure of Invention
In view of this, the invention provides a method for preventing mixing plate, which has strong flexibility and is convenient to implement.
The technical scheme of the invention is as follows:
the board mixing prevention method applied to PCB electrical measurement is characterized by comprising the following steps of:
s1, enabling a visual recognition device to distinguish people through programming, distinguishing abnormal plates and qualified plates represented by different positions, and distinguishing qualified material transferring vehicles and unqualified material transferring vehicles represented by different colors;
s2, if the qualified product vehicle with the specified color is placed by a person on the qualified plate, judging that no abnormity exists and prompting no prompt exists;
and S3, if the unqualified plate is placed on the vehicle with the specified color by a person, judging the abnormity, giving an alarm to prompt, displaying an abnormal picture on a monitoring console, and reminding an operator and a manager to process.
Furthermore, the invention also comprises a detection system, wherein the detection system is provided with a playback video recording module.
Furthermore, the detection system comprises a feeding frame, a detection module and a discharging frame which are sequentially arranged, wherein the discharging frame is arranged on a vehicle and is used for transferring materials, and a visual identification device is arranged above the discharging frame.
Furthermore, the blanking frame comprises an abnormal plate blanking frame and a qualified plate blanking frame which are arranged in parallel.
Furthermore, the material transferring vehicle comprises a qualified material transferring vehicle and an unqualified material transferring vehicle, the qualified material transferring vehicle is arranged corresponding to the qualified plate discharging frame, and the unqualified material transferring vehicle is arranged corresponding to the abnormal plate discharging frame.
Furthermore, the visual recognition device is provided with an audible and visual alarm element.
Furthermore, the visual recognition device comprises a programmable coordination controller, a multi-view camera visual subsystem and an optical imaging subsystem, wherein the multi-view camera visual subsystem is used for carrying out CCD shooting, extracting information shot by the CCD and sending the information to the programmable coordination processor; the optical imaging subsystem is used for irradiating the product by adopting an angle larger than 0 degree and smaller than 80 degrees and filtering shooting reflection light generated by the product in the CCD shooting process; and the programmable coordination controller is used for receiving results sent by the multi-view camera vision subsystem and carrying out data interaction with the background database.
Further, the multi-view camera vision subsystem comprises a CCD camera set and a CCD inspection controller; the CCD inspection controller is used for extracting the photographic information shot by the CCD camera group, the photographic information is compared through built-in analysis software to obtain a comparison result, and then the comparison result is transmitted to the programmable coordination processor.
Further, the optical imaging subsystem comprises a light source for filtering reflected light generated in the shooting process and a low-angle illuminating light source for enabling the outline of the part of the product to be clearer; and the light filtering and reflecting light source and the low-angle illuminating light source are electrically connected with the programmable coordination controller.
The invention can compile specific visual identification programs aiming at different testing machines, identify people, machines, vehicles and PCBs, and has strong flexibility.
The visual identification method and the visual identification device have the advantages that people are visually identified, the vehicles with different colors represent qualified or unqualified products, the blanking tables at different positions represent the qualified or unqualified products easily, and only the visual identification lens needs to be fixed on the ceiling, so that the conventional equipment layout is not influenced, and the implementation is convenient.
Drawings
FIG. 1 is a schematic diagram of a detection system according to the present invention;
FIG. 2 is a process flow diagram of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
The board mixing prevention method applied to PCB electrical measurement is characterized by comprising the following steps of:
s1, enabling a visual recognition device to distinguish people through programming, distinguishing abnormal plates and qualified plates represented by different positions, and distinguishing qualified material transferring vehicles and unqualified material transferring vehicles represented by different colors;
s2, if the qualified product vehicle with the specified color is placed by a person on the qualified plate, judging that no abnormity exists and prompting no prompt exists;
and S3, if the unqualified plate is placed on the vehicle with the specified color by a person, judging the abnormity, giving an alarm to prompt, displaying an abnormal picture on a monitoring console, and reminding an operator and a manager to process.
Furthermore, the invention also comprises a detection system, wherein the detection system is provided with a playback video recording module.
Furthermore, the detection system comprises a feeding frame 1, a detection module 2 and a discharging frame 3 which are sequentially arranged, wherein a material transferring vehicle-mounted device 4 is arranged on one side of the discharging frame, and a visual identification device 5 is arranged above the discharging frame.
Further, the blanking frame comprises an abnormal plate blanking frame 31 and a qualified plate blanking frame 32 which are arranged in parallel.
Further, the material transferring vehicle comprises a qualified material transferring vehicle and an unqualified material transferring vehicle, the qualified material transferring vehicle is arranged corresponding to the qualified plate blanking frame, and the unqualified material transferring vehicle is arranged corresponding to the abnormal plate blanking frame.
Furthermore, the visual recognition device is provided with an audible and visual alarm element.
The invention can compile specific visual identification programs aiming at different testing machines, identify people, machines, vehicles and PCBs, and has strong flexibility.
The visual identification device identifies people by using visual, the vehicles with different colors represent qualified or unqualified products, the blanking tables at different positions represent the qualified or unqualified products easily, and only the visual identification lens needs to be fixed on the ceiling, so that the conventional equipment layout is not influenced, and the implementation is convenient.
Example 2
The method for preventing the mixing of the PCB applied to the electrical measurement is characterized by comprising the following steps of:
s1, enabling a visual recognition device to distinguish people through programming, distinguishing abnormal plates and qualified plates represented by different positions, and distinguishing qualified material transferring vehicles and unqualified material transferring vehicles represented by different colors;
s2, if the qualified product vehicle with the specified color is placed by a person on the qualified plate, judging that no abnormity exists and prompting no prompt exists;
and S3, if the unqualified plate is loaded by a person into the unqualified product vehicle with the specified color, judging the abnormity, giving an alarm, displaying an abnormal picture on a monitoring console, and reminding an operator and a manager to process.
Furthermore, the invention also comprises a detection system, wherein the detection system is provided with a playback video recording module.
Further, the detecting system comprises a feeding frame 1, a detecting module 2 and a discharging frame 3 which are sequentially arranged, wherein a material transferring vehicle-mounted device 4 is arranged on one side of the discharging frame, and a visual identification device 5 is arranged above the discharging frame.
Further, the blanking frame comprises an abnormal plate blanking frame 31 and a qualified plate blanking frame 32 which are arranged in parallel.
Furthermore, the material transferring vehicle comprises a qualified material transferring vehicle and an unqualified material transferring vehicle, the qualified material transferring vehicle is arranged corresponding to the qualified plate discharging frame, and the unqualified material transferring vehicle is arranged corresponding to the abnormal plate discharging frame.
Furthermore, the visual recognition device is provided with an audible and visual alarm element.
Furthermore, the visual recognition device comprises a programmable coordination controller, a multi-view camera visual subsystem and an optical imaging subsystem, wherein the multi-view camera visual subsystem is used for carrying out CCD shooting, extracting information shot by the CCD and sending the information to the programmable coordination processor; the optical imaging subsystem is used for irradiating the product by adopting an angle larger than 0 degree and smaller than 80 degrees and filtering shot reflection generated in the CCD shooting process of the product; and the programmable coordination controller is used for receiving results sent by the multi-view camera vision subsystem and carrying out data interaction with the background database.
Further, the multi-view camera vision subsystem comprises a CCD camera set and a CCD inspection controller; the CCD inspection controller is used for extracting the image information shot by the CCD camera group, the image information is compared through built-in analysis software to obtain a comparison result, and then the comparison result is transmitted to the programmable coordination processor.
Further, the optical imaging subsystem comprises a light source for filtering reflected light generated in the shooting process and a low-angle illuminating light source for enabling the outline of the part of the product to be clearer; and the light filtering and reflecting light source and the low-angle illuminating light source are electrically connected with the programmable coordination controller.
The invention can compile specific visual identification programs aiming at different testing machines, identify people, machines, vehicles and PCBs, and has strong flexibility.
The visual identification method and the visual identification device have the advantages that people are visually identified, the vehicles with different colors represent qualified or unqualified products, the blanking tables at different positions represent the qualified or unqualified products easily, and only the visual identification lens needs to be fixed on the ceiling, so that the conventional equipment layout is not influenced, and the implementation is convenient.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.
Claims (5)
1. The board mixing prevention method applied to PCB electrical measurement is characterized by comprising the following steps of:
s1, enabling a visual recognition device to distinguish people through programming, distinguishing abnormal plates and qualified plates represented by different positions, and distinguishing qualified material transferring vehicles and unqualified material transferring vehicles represented by different colors;
s2, if qualified products with specified colors are loaded on the vehicle by a person, judging that no abnormity exists and no prompt exists;
s3, if the unqualified plate is placed on a vehicle with the specified color by a person, judging the abnormity, giving an alarm to prompt, displaying an abnormal picture on a monitoring console, and reminding an operator and a manager to handle;
the system also comprises a detection system, wherein the detection system is provided with a playback video module;
the detection system comprises a feeding frame, a detection module and a discharging frame which are sequentially arranged, wherein a material transferring vehicle is arranged on one side of the discharging frame, and a visual identification device is arranged above the discharging frame;
the blanking frame comprises an abnormal plate blanking frame and a qualified plate blanking frame which are arranged in parallel;
the material transferring vehicle comprises a qualified material transferring vehicle and an unqualified material transferring vehicle, the qualified material transferring vehicle is arranged corresponding to the qualified plate blanking frame, and the unqualified material transferring vehicle is arranged corresponding to the abnormal plate blanking frame.
2. The anti-mixing method for PCB electrical measurement as recited in claim 1, wherein said visual recognition device is provided with an audible and visual alarm element.
3. The anti-mixing method applied to PCB electrical measurement as recited in claim 1, wherein the vision recognition device comprises a programmable coordination controller, a multi-view camera vision subsystem and an optical imaging subsystem, the multi-view camera vision subsystem is used for CCD shooting, extracting information of the CCD shooting and sending the information to the programmable coordination controller; the optical imaging subsystem is used for irradiating the product by adopting an angle larger than 0 degree and smaller than 80 degrees and filtering shot reflection generated in the CCD shooting process of the product; and the programmable coordination controller is used for receiving results sent by the multi-view camera vision subsystem and carrying out data interaction with the background database.
4. The anti-aliasing method for PCB electrical logging as claimed in claim 3, wherein said multi-view camera vision subsystem comprises a CCD camera set and a CCD inspection controller; the CCD inspection controller is used for extracting the photographic information shot by the CCD camera group, the photographic information is compared through built-in analysis software to obtain a comparison result, and then the comparison result is transmitted to the programmable coordination controller.
5. The anti-mixing method for PCB electrical measurement as claimed in claim 3, wherein the optical imaging subsystem comprises a light source for filtering reflection generated during photographing and a low angle illumination light source for making the outline of the part of the product clearer; and the light filtering and reflecting light source and the low-angle illuminating light source are electrically connected with the programmable coordination controller.
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| CN202011127967.8A CN112275665B (en) | 2020-10-20 | 2020-10-20 | Anti-mixing method applied to PCB electrical measurement |
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| CN202011127967.8A CN112275665B (en) | 2020-10-20 | 2020-10-20 | Anti-mixing method applied to PCB electrical measurement |
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| CN112275665B true CN112275665B (en) | 2022-11-04 |
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| CN113484732A (en) * | 2021-07-26 | 2021-10-08 | 广东喜珍电路科技有限公司 | Method for improving PCB electrical measurement efficiency |
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| CN105035438A (en) * | 2015-07-31 | 2015-11-11 | 深圳市锦龙科技有限公司 | PCB separation counting machine |
| US10052663B2 (en) * | 2016-04-19 | 2018-08-21 | Lamb Weston, Inc. | Food article defect removal apparatus |
| CN209174399U (en) * | 2018-10-29 | 2019-07-30 | 深圳恒鼎智能装备有限公司 | A kind of equipment of the pcb board sorting lamination of view-based access control model detection |
| CN109587952B (en) * | 2018-12-07 | 2021-11-16 | 景旺电子科技(龙川)有限公司 | Method and system for preventing board mixing in PCB production process |
| CN110487792A (en) * | 2019-08-28 | 2019-11-22 | 普洛赛斯（苏州）智能装备有限公司 | A kind of pcb board glue surface vision inspection apparatus and method |
| CN111289538B (en) * | 2020-02-25 | 2023-08-29 | 青岛滨海学院 | PCB element detection system and detection method based on machine vision |
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