CN107949172B - Flexible circuit board process tracing two-dimensional code drilling manufacturing method - Google Patents
Flexible circuit board process tracing two-dimensional code drilling manufacturing method Download PDFInfo
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- CN107949172B CN107949172B CN201711174464.4A CN201711174464A CN107949172B CN 107949172 B CN107949172 B CN 107949172B CN 201711174464 A CN201711174464 A CN 201711174464A CN 107949172 B CN107949172 B CN 107949172B
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- 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
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/04—Manufacturing
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- 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
- H05K2203/10—Using electric, magnetic and electromagnetic fields; Using laser light
- H05K2203/107—Using laser light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
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Abstract
The invention discloses a flexible circuit board process tracing two-dimensional code drilling manufacturing method which comprises the steps of blanking, laser drilling of product holes and two-dimensional codes, FPC middle process, attaching of a cover film on FPC, FPC subsequent process and the like. Because the two-dimensional code of the invention contains the manufacturing process serial number information which is automatically generated by the software of the laser drilling machine or is extracted from the system by networking and is manufactured by laser drilling simulation, and can be identified and read by a scanning tool, the functions of docking and tracing the system can be realized by each subsequent manufacturing process from the drilling process of the FPC manufacturing process flow, and the whole manufacturing process of the FPC is basically brought into the system management.
Description
Technical Field
The invention relates to the technical field of production of flexible circuit boards, in particular to a flexible circuit board manufacturing process tracing two-dimensional code drilling manufacturing method.
Background
In the manufacturing industry, particularly in which the flexible circuit type (FPC for short) is large in product type and production quantity, the process flow is tedious, and the type of production equipment and the manpower demand are intensive, system software management such as MES (manufacturing enterprise production process execution system) or SFIS (field information integration system) needs to be introduced, so that all production processes from raw material entering a factory to product warehousing can be monitored, and information such as materials, equipment, data and results of product detection and the production time and personnel of the product in each process in the production process can be recorded. The system report can be used for displaying the production progress, the target achievement condition and the product quality condition of the production site in real time and the utilization condition of people, machines and materials of the production line, so that the whole production site is completely transparent. In order to achieve the purpose, the production process information of the flexible circuit board is in butt joint with a system, each product is required to be provided with an independent identity identification mark, the input system can be identified in a scanning mode to reduce manual operation, and a two-dimensional code which can contain process serial number information needs to be manufactured on each product. At present, code spraying can be realized in one process before SMT of the flexible circuit board, but the code spraying ink cannot resist liquid medicine, high temperature and high pressure, and cannot be manufactured in the process before FPC, so that the process before SMT of FPC cannot be butted with an MES system or an SFIS system. Therefore, in order to realize that more FPC manufacturing processes are brought into the automatic management and control of the system, the invention researches the flexible circuit board manufacturing process tracing two-dimensional code drilling manufacturing method.
Disclosure of Invention
The invention aims to provide a flexible circuit board process tracing two-dimensional code drilling manufacturing method which brings the whole process of an FPC into system management.
In order to achieve the purpose, the technical solution of the invention is as follows:
the invention discloses a flexible circuit board process tracing two-dimensional code drilling manufacturing method, which comprises the following steps:
the method comprises the following steps: blanking, and taking out the copper foil required by the FPC;
step two: laser drilling a product hole and a two-dimensional code hole, wherein the product hole and the two-dimensional code hole are drilled by adopting a laser drilling machine, and the product hole and the two-dimensional code hole containing serial number information which are sequentially generated are sequentially drilled on the copper foil of each plate by the laser drilling machine;
step three: the method comprises the following steps of (1) an FPC intermediate process, namely a conventional manufacturing process after drilling of the FPC and before pasting of a covering film;
step four: attaching a cover film on the FPC, wherein the cover film in the two-dimensional code area can be designed to be not windowed or windowed;
step five: and (4) subsequent manufacture procedure of the FPC, namely manufacture according to the subsequent conventional manufacture procedure of the FPC attaching cover film.
The two-dimensional code is a drilling hole simulation graph formed by replacing positive pattern points or negative pattern points of the DM two-dimensional code or the QR two-dimensional code with a single-hole mode;
the two-dimensional code is a drilling hole simulation graph formed by replacing positive pattern points or negative pattern points of the DM two-dimensional code or the QR two-dimensional code with a surrounding hole mode;
the two-dimensional code is a drilling hole simulation graph formed by replacing positive pattern points or negative pattern points of the DM two-dimensional code or the QR two-dimensional code with a checkered hole pattern.
After the scheme is adopted, the two-dimensional code containing the manufacturing process serial number information is automatically generated by the software of the laser drilling machine equipment or is extracted from the system through networking and is manufactured through laser drilling simulation, and the information can be identified and read by a scanning tool, so that the functions of butting with the system and tracing can be realized in each subsequent manufacturing process from the drilling process of the FPC manufacturing process flow, and the whole manufacturing process of the FPC is basically brought into system management.
The invention is further described with reference to the following figures and specific embodiments.
Drawings
FIG. 1 is a diagram illustrating a forward graphic example of a DM two-dimensional code according to the present invention;
FIG. 2 is a diagram illustrating an example of a negative going graph of a DM two-dimensional code of the present invention;
FIG. 3 is a third example of a QR two-dimensional code forward graphic of the present invention;
FIG. 4 is a negative graphic example four of the QR two-dimensional code of the present invention;
FIG. 5 is a drill two-dimensional code graph example one (DM two-dimensional code forward graph single hole drill graph);
FIG. 5A is an effect diagram of an exemplary drilled two-dimensional code pattern (DM two-dimensional code forward pattern single hole drilled pattern);
FIG. 6 is a drilled two-dimensional code graphic example two (DM two-dimensional code negative direction graphic single hole drilled map);
FIG. 6A is an exemplary two-effect graph of a drilled two-dimensional code pattern (DM two-dimensional code negative direction pattern single hole drilled graph);
FIG. 7 is a three-dimensional graphical representation of a two-dimensional code (a forward graphical single hole drill map of a QR two-dimensional code);
FIG. 7A is an exemplary three-effect graph of a drilled two-dimensional code graphic (QR two-dimensional code forward graphic single hole drilled map);
FIG. 8 is a borehole two-dimensional code graphic example four (QR two-dimensional code negative direction graphic single hole borehole diagram);
FIG. 8A is an exemplary four-effect graph of a borehole two-dimensional code pattern (QR two-dimensional code negative direction pattern single hole borehole pattern);
FIG. 9 is an exemplary five hole two-dimensional code pattern (DM two-dimensional code forward pattern hole drilling pattern around a hole);
FIG. 9A is an exemplary five-effect graph of a drilled two-dimensional code pattern (DM two-dimensional code forward pattern hole drilling pattern around a hole);
FIG. 10 is a six example of a drilled two-dimensional code pattern (DM two-dimensional code negative direction pattern hole drilling pattern around a hole);
FIG. 10A is a six-effect graph of an example of a drilled two-dimensional code pattern (DM two-dimensional code negative going pattern hole drilling pattern around a hole);
fig. 11 is a drilled two-dimensional code graphic example seven (QR two-dimensional code forward graphic four-hole drilled map);
FIG. 11A is an exemplary seven-effect diagram of a drilled two-dimensional code graphic (QR two-dimensional code forward graphic four-way hole drilled map);
FIG. 12 is an example eight of a drilled two-dimensional code pattern (QR two-dimensional code negative-going pattern hole drilling pattern around a hole);
FIG. 12A is an example eight-effect graph of a drilled two-dimensional code pattern (QR two-dimensional code negative direction pattern hole drilling pattern around a hole);
FIG. 13 is a borehole two-dimensional code graphical example nine (DM two-dimensional code forward graphical checkerboard borehole diagram);
FIG. 13A is an exemplary nine-effect graph of a drilled two-dimensional code graphic (DM two-dimensional code forward graphic checkered drilled hole graph);
FIG. 14 is a ten-example of a drilled two-dimensional code graphic (DM two-dimensional code negative direction graphic checkered hole drill drawing);
FIG. 14A is an exemplary ten effect diagram of a drilled two-dimensional code graphic (DM two-dimensional code negative graphic checkered hole drilled map);
fig. 15 is an eleventh example of a drilled two-dimensional code pattern (QR two-dimensional code forward pattern checkered drilled hole pattern);
fig. 15A is an eleventh effect diagram of an example of a drilled two-dimensional code pattern (QR two-dimensional code forward pattern checkered drilled hole pattern);
FIG. 16 is a drill hole two-dimensional code graphic example twelve (QR two-dimensional code negative direction graphic checkered hole drill hole diagram);
fig. 16A is a twelve-effect diagram of an example of a drilled two-dimensional code pattern (QR two-dimensional code negative direction pattern checkered hole drilled pattern);
FIG. 17 is a process flow diagram of the present invention.
Detailed Description
As shown in fig. 17, the invention relates to a flexible circuit board process tracing two-dimensional code drilling manufacturing method, which comprises the following steps:
the method comprises the following steps: blanking, and taking out the copper foil required by the FPC;
step two: laser drilling a product hole and a two-dimensional code hole, wherein the product hole and the two-dimensional code hole are drilled by adopting a laser drilling machine, and the product hole and the two-dimensional code hole containing serial number information which are sequentially generated are sequentially drilled on the copper foil of each plate by the laser drilling machine; 1-3 two-dimensional codes with the same information content are arranged on each FPC.
Step three: the method comprises the following steps of (1) an FPC intermediate process, namely a conventional manufacturing process after drilling of the FPC and before pasting of a covering film;
step four: attaching a cover film on the FPC, wherein the cover film in the two-dimensional code area can be designed to be not windowed or windowed;
step five: and (4) subsequent manufacture procedure of the FPC, namely manufacture according to the subsequent conventional manufacture procedure of the FPC attaching cover film.
The drilling two-dimensional code types are as follows:
fig. 1 is a forward graphic of a two-dimensional code type DM code of the present invention, including forward pattern points 1A and space points 2A;
fig. 2 is a negative pattern of a two-dimensional code of the present invention, which is a DM code, and includes negative pattern points 1B and negative space grid points 2B;
FIG. 3 is a diagram of a two-dimensional code of the present invention, which is a forward graph of a QR code, and includes forward pattern points 1C and space points 2C;
FIG. 4 is a positive graphic of a QR code of the two-dimensional code type of the present invention, including negative pattern points 1D and space points 2D;
the laser drilling two-dimensional code types are as follows:
the method comprises the following steps of replacing positive pattern points or negative pattern points of a two-dimensional code with a single-hole mode, wherein the method specifically comprises the following steps:
1. the two-dimensional code type is DM code, the forward graph, the drilling simulation graph is shown in FIG. 5, the drilling effect graph is shown in FIG. 5A, in the graph, 1E is a single hole, and 2E is copper foil;
2. the two-dimensional code type is DM code, the negative direction graph is shown in a drilling simulation diagram in FIG. 6, the drilling effect diagram is shown in FIG. 6A, in the diagram, 1E is a single hole, and 2E is copper foil;
3. the two-dimensional code type is QR code, the forward graph is shown in figure 7, the drilling simulation graph is shown in figure 7A, the drilling effect graph is shown in figure 7A, in the figure, 1E is a single hole, and 2E is copper foil;
4. the two-dimensional code type is QR code, a negative graph, a drilling simulation graph is shown in FIG. 8, a drilling effect graph is shown in FIG. 8A, in the graph, 1E is a single hole, and 2E is a copper foil;
secondly, replacing positive pattern points or negative pattern points of the two-dimensional code with a four-hole pattern, which is specifically as follows:
1. the two-dimensional code type is DM code, the forward graph, the drilling simulation graph is shown in FIG. 9, the drilling effect graph is shown in FIG. 9A, in the graph, 1F is a surrounding hole, and 2F is a copper foil;
2. the two-dimensional code type is DM code, the negative direction graph is shown in a drilling simulation diagram in fig. 10, the drilling effect diagram is shown in fig. 10A, in the diagram, 1F is a surrounding hole, and 2F is copper foil;
3. the two-dimensional code type is QR code, the forward graph is shown in the figure, the drilling simulation graph is shown in figure 11, the drilling effect graph is shown in figure 11A, in the figure, 1F is a surrounding hole, and 2F is a copper foil;
4. the two-dimensional code type is QR code, a negative graph, a drilling simulation diagram is shown in FIG. 12, a drilling effect diagram is shown in FIG. 12A, in the diagram, 1F is a surrounding hole, and 2F is a copper foil;
and thirdly, replacing positive pattern points or negative pattern points of the two-dimensional code by the square lattice pattern, which is specifically as follows:
1. the two-dimensional code type is DM code, the forward graph, the drilling simulation graph is shown in FIG. 13, the drilling effect graph is shown in FIG. 13A, in the graph, 1G is a square hole, and 2G is a copper foil;
2. the two-dimensional code type is DM code, the negative direction graph, the drilling simulation graph is shown in FIG. 14, the drilling effect graph is shown in FIG. 14A, in the graph, 1G is a square hole, and 2G is a copper foil;
3. the two-dimensional code type is QR code, the forward graph is shown in the figure, the drilling simulation graph is shown in figure 15, the drilling effect graph is shown in figure 15A, in the figure, 1G is a square hole, and 2G is a copper foil;
4. the two-dimensional code type is QR code, the negative direction graph is shown in figure 16, the drilling simulation graph is shown in figure 16A, in the graph, 1G is a square hole, and 2G is a copper foil;
the two-dimensional code contains process serial number tracing information, and is different in two-dimensional code graphs according to different contained information, namely, the dot matrixes and arrangement layouts of pattern points and blank points are different, so that the two-dimensional code can be used for making an identity of each board product.
Two-dimensional codes are set in a designated area on the flexible circuit board, the position is set according to specific products, 1-3 two-dimensional codes with the same information content are arranged on each board, so that one two-dimensional code cannot be identified and other same two-dimensional codes can be identified for individual reasons, and the butt joint of the processing information of each board and a system is ensured.
The two-dimensional code is set in a designated area on the flexible circuit board, two-dimensional code function software is developed on laser drilling machine equipment, the two-dimensional code is automatically generated by the equipment software, manufacturing process serial number information contained in the two-dimensional code is automatically generated by the equipment software or extracted from a system in a networking mode, and a laser drilling technology is adopted to sequentially transfer two-dimensional code graphs containing the manufacturing process serial number information to each product in a drilling simulation mode and perform laser drilling forming to manufacture the two-dimensional code, so that each product has an independent identification mark two-dimensional code.
The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the invention, which is defined by the appended claims and their equivalents and modifications within the scope of the description.
Claims (2)
1. A flexible circuit board manufacturing process tracing two-dimensional code drilling manufacturing method is characterized by comprising the following steps: the two-dimensional code is a drilling hole simulation graph formed by replacing positive pattern points or negative pattern points of a DM two-dimensional code or a QR two-dimensional code with a four-hole pattern, and comprises the following steps:
the method comprises the following steps: blanking, and taking out the copper foil required by the FPC;
step two: laser drilling a product hole and a two-dimensional code hole, wherein the product hole and the two-dimensional code hole are drilled by adopting a laser drilling machine, and the product hole and the two-dimensional code hole containing serial number information which are sequentially generated are sequentially drilled on the copper foil of each plate by the laser drilling machine;
step three: the method comprises the following steps of (1) an FPC intermediate process, namely a conventional manufacturing process after drilling of the FPC and before pasting of a covering film;
step four: attaching a cover film on the FPC, wherein the cover film in the two-dimensional code area can be designed to be not windowed or windowed;
step five: and (4) subsequent manufacture procedure of the FPC, namely manufacture according to the subsequent conventional manufacture procedure of the FPC attaching cover film.
2. The flexible circuit board process tracing two-dimensional code drilling manufacturing method according to claim 1, characterized in that: and in the second step, 1-3 two-dimensional codes with the same information content are arranged on each FPC.
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| CN111092042A (en) * | 2018-10-23 | 2020-05-01 | 王智 | Method for marking wafer carrier and structure thereof |
| CN110769614A (en) * | 2019-10-28 | 2020-02-07 | 厦门弘信电子科技股份有限公司 | FPC full-process tracing method with black cover film |
| CN112020205B (en) * | 2020-08-13 | 2022-03-25 | 歌尔光学科技有限公司 | Printed circuit board and manufacturing method thereof |
| CN113225919B (en) * | 2021-04-22 | 2022-06-14 | 北京创源微致软件有限公司 | FPC (Flexible printed Circuit) process tracing method and device and electronic equipment |
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| CN102300413A (en) * | 2010-06-25 | 2011-12-28 | 富葵精密组件(深圳)有限公司 | Manufacturing method of circuit board with identification code |
| CN106373904B (en) * | 2016-09-29 | 2019-07-12 | 广州兴森快捷电路科技有限公司 | IC support plate production mark method |
| CN107041063B (en) * | 2017-06-09 | 2019-05-03 | 东莞市威力固电路板设备有限公司 | A kind of processing method and multi-layer PCB of multi-layer PCB |
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Address after: 361000 2nd floor, No.19, Xianghai Road, industrial zone (Xiang'an), torch high tech Zone, Xiamen City, Fujian Province Patentee after: Xiamen Hongxin Electronic Technology Group Co., Ltd Address before: 361000, No. 19, No. 1, building No. 2, Xiang Hai Road, Xiamen torch hi tech Zone (Xiangan) Industrial Zone, Fujian Province Patentee before: XIAMEN HONGXIN ELECTRON-TECH Co.,Ltd. |