CN102346799B - Design method of flexible printed circuit board - Google Patents
Design method of flexible printed circuit board Download PDFInfo
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- CN102346799B CN102346799B CN201110327257.4A CN201110327257A CN102346799B CN 102346799 B CN102346799 B CN 102346799B CN 201110327257 A CN201110327257 A CN 201110327257A CN 102346799 B CN102346799 B CN 102346799B
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Abstract
The invention discloses a design method of a flexible printed circuit board, comprising the following steps of: (1) analyzing the original circuit diagram of the circuit board to obtain structural data of the circuit board; (2) carrying out superposition calculation based on the structural data and the requirement of a consumer to calculate the thickness of the circuit board so as to obtain a superposition way for making a part number; (3) selecting the part number for the circuit board according to the calculated thickness of the circuit board, inputting basic data of the part number, and inspecting whether the thickness of the circuit board, corresponding to the part number, is matched with the calculated thickness of the circuit board to determine the selected part number; (4) obtaining a making process flow based on the process flow logic of the circuit board and according to the part number; (5) connecting required material according to the making process flow to generate material connection information; and (6) forming a form according to the making process flow and the material connection information.
Description
Technical field
The present invention relates to the semiconductor design flow process, relate in particular to the method for designing of flexible printed circuit board (FPC).
Background technology
In prior art, the design of general flexible print circuit need to be completed in a plurality of systems.
Fig. 1 and Fig. 2 show a kind of method for designing of example.As shown in Figure 1, at first, must carry out manual editing's flow process and material in the A system.After this, must be in the B system input item number parameter.If change in the work is arranged, also must be in the C system input change in the work item number (ECN).
Like this, whole design cycle becomes very complicated.At first carry out data analysis in a system, then at editing process, connect material thereupon, last save data.After this, must switch to next system, then the flow process in a upper system is carried out the parameter input.If there is change in the work, also must input record in the 3rd system.
In addition, in manual editing's flow process and material, at first need the required material of artificial input product product process, each flow process, and the basic parameter of an input part.In the item number Parameters Input Unit, also must input by hand more required parameter.At last, in the change in the work system, also to record change project and points for attention.
The traditional design flow process is existing various disadvantages in design process, comprising:
1, due to operating personnel's technical ability difference, there is each artificial editing process and the result that produces is different, or directly produces error result.
2, when connecting material, the specification of material is selected mistake.
3, every secondary data need be re-entered the parameter of data, also has simultaneously many places to repeat input, very easily produces the mistake that human negligence causes.
4, ECN record is when each fabrication change item number, can input the information that some immobilized substances are described, and when producing an ECN at every turn and recording, personnel can repeat to input identical content, and so operation is in the waste that has caused manpower.
5, form commonly used needs personnel manually to fill in addition, can neglect the mistake that causes due to personnel.
When if 6 data are carried out copy operation, leakage can occur and change phenomenon, virtually increased wrong risk.
Therefore, industry needs a kind of improved method for designing, improves design efficiency, guarantees the accuracy of data.
Summary of the invention
Therefore, the purpose of this invention is to provide a kind of method for designing of raising the efficiency.
The invention provides a kind of method for designing of flexible printed circuit board, comprise the steps: that (1) analyze the ifq circuit figure of described circuit board, to obtain the structured data of described circuit board; (2) fold structure based on described structured data and customer demand and calculate, calculating the thickness of slab of described circuit board, thereby obtain the folded structure mode that item number is made; (3) select to be used for the item number of described circuit board according to described calculating thickness of slab, and input the master data of described item number, check wherein whether thickness of slab and described calculating thickness of slab that described item number is corresponding are complementary, to confirm selected item number; (4) based on the flow logic of described circuit board, obtain making flow process according to described item number; (5) connect required material according to described making flow process, to generate the material link information; (6) form list according to described making flow process and described material link information.
Preferably, when change occurs item number, record the change in the work item number.
Preferably, step (1) comprises the described ifq circuit figure that reads in the ODB form, so that it is analyzed.
Preferably, described structured data comprises profile and the hole count of described circuit board.
Preferably, input arranges logical constraint to the master data of step (3), to guarantee the accuracy of the data of being inputted according to described flow logic; And the data of inputting can be for other step.
Preferably, described step (4) comprises that at first carrying out the CAM work sets up meter, then described CAM work is set up meter and analyzes, and generates at last described making flow process.
Preferably, after described step (4) also comprises the described making flow process of generation, the output related data, wherein said related data comprises drilling die tool and relevant area.
Preferably, described step (5) also comprises and generates the data of getting the raw materials ready.
Preferably, the list that generates in described step (6) comprises item number table of grading, the single list of work, technological ability table, reaches the DFM report.
Preferably, described method for designing also comprises: (7) set up new item number according to existing similar item number, select for step (3), wherein described similar item number and described new item number are compared, to confirm the accuracy of described new item number.
Because the input data of method for designing of the present invention can be for each step, and effectively reduce operating personnel's error rate by the condition of imposing restriction and carry, improving product design yield.
By reference to the accompanying drawings, according to hereinafter illustrate that by example the description of purport of the present invention can know other aspects of the present invention and advantage.
Description of drawings
By reference to the accompanying drawings, by the detailed description of stating hereinafter, can more clearly understand above-mentioned and other feature and advantage of the present invention, wherein:
Fig. 1 and 2 is the schematic diagram of existing method for designing;
Fig. 3 is the schematic diagram of method for designing of the present invention;
Fig. 4 is the schematic diagram of list output in method for designing of the present invention;
Fig. 5 is the schematic diagram that in method for designing of the present invention, material generates.
Embodiment
Referring to the accompanying drawing that the embodiment of the present invention is shown, hereinafter the present invention will be described in more detail.Yet the present invention can be with many multi-form realizations, and should not be construed as the restriction of the embodiment that is subjected in this proposition.On the contrary, it is abundant and complete open in order to reach proposing these embodiment, and makes those skilled in the art understand scope of the present invention fully.In these accompanying drawings, for clarity sake, may amplify size and the relative size in layer and zone.
Refer now to Fig. 3 description according to the embodiment of method for designing of the present invention.
As shown in Figure 3, in step S101, the ifq circuit figure of described circuit board is analyzed, to obtain the structured data of described circuit board.Usually, ifq circuit figure comes from client's Gerber data.
In preferred embodiment, comprise the described ifq circuit figure that reads in the ODB form, so that it is analyzed.
In the present embodiment, described structured data comprises profile and the hole count of described circuit board.Should understand as those skilled in the art, structured data also can comprise the required data relevant to board structure of circuit that use of other design cycle.
According to method for designing of the present invention, at first customer data is carried out initial simple analysis, can read in FPC profile roughly, the information such as hole count so just can be saved the time that the OP personnel go workstation to analyze, and design efficiency can improve.
In step S103, fold structure based on described structured data and customer demand and calculate, calculating the thickness of slab of described circuit board, thereby obtain the folded structure mode that item number is made.By the calculating thickness of slab that this step is calculated, can be used in subsequent step the constraint condition selected as material, with the accuracy of guaranteeing that material is selected.
In step S105, select to be used for the item number of described circuit board according to described calculating thickness of slab, and input the master data of described item number, check wherein whether thickness of slab and described calculating thickness of slab that described item number is corresponding are complementary, to confirm selected item number.
In prior art, select corresponding material by artificial calculating, but artificially after selecting material, repeatedly THICKNESS CALCULATION mistake or selection mistake (material thickness and actual plate thickness are not inconsistent) can appear in structure.Method for designing of the present invention can recomputate thickness of slab after having selected material, thereby can effectively prevent the generation of operating personnel's selection mistake.
In preferred embodiment, also master data is applied the logical constraint condition.Master data input to step S105 arranges logical constraint, to guarantee the accuracy of the data of being inputted according to described flow logic.
In addition, in order to improve design efficiency and accuracy, in step S105 the data of inputting can be for other step.By data sharing, can reduce because repeatedly inputting the reduction of the accuracy that causes.
In the present invention, basic parameter adopts disposable input principle, avoids personnel to repeat to input the mistake of generation.And if have logic to calculate by logic to some.Can make like this personnel reduce the error rate of operation and promote operating efficiency.
In step S107, based on the flow logic of described circuit board, obtain making flow process according to described item number.When flow process was made, given material desired location system can directly draw flow process according to logic.
In preferred embodiment, comprise that at first carrying out the CAM work sets up meter, then described CAM work is set up meter and analyze, generate at last described making flow process.
In preferred embodiment, after described step S107 also comprises the described making flow process of generation, the output related data, wherein said related data comprises drilling die tool and relevant area.
Therefore in prior art, the designer rule of thumb manually designs and produces flow process, personnel's mode of thinking can occur different and different flow processs or inconsiderate and situation few flow process occur.Method for designing of the present invention comprises industry flow logic commonly used, is addressed these problems, thereby makes work flow standardization, generalization.
In step S109, connect required material according to described making flow process, to generate the material link information.After completing the flow process making, can directly connect material in step S109, calculate the size of material.In addition, also generate simultaneously the coefficient of getting the raw materials ready.
Like this, just can prevent effectively that the material choosing is wrong.Or get the raw materials ready system's number and the dimensional error of getting the raw materials ready.
In step S111, form list according to described making flow process and described material link information.After completing the flow process making, export as required required data.In the present embodiment, with the formal output of forms and list.For example, the list that generates comprises the single list of the item number table of grading, work of EXCEL form, technological ability table, and DFM report.
Compare with original manual working mode, saved employee's activity duration and can effectively avoid the manually mistake of input of employee simultaneously.
In preferred embodiment, also comprise step S113.In step S113, when change occurs item number, record the change in the work item number.The method according to this invention, the problem points that only needs input to change just can directly generate the ECN list.
In preferred embodiment, also comprise step S115.In step S115, set up new item number according to existing similar item number, S105 selects for step, wherein described similar item number and described new item number is compared, to confirm the accuracy of described new item number.
Due to operating personnel's operation habit, can copy a similar item number when making new item number, then to wherein corresponding the making an amendment of some information, can well promote operating efficiency although it is so, but also can bear some unnecessary risks.Can occur leaking changing.If but after completing, the comparison of carrying out two item numbers can reduce error rate greatly.
In preferred embodiment, also comprise step S117.In step S117, described data upload to upper system by list output is preserved, for example management information system (MIS).
The present invention has following advantage.
(1) can be for each step due to the input data of method for designing of the present invention, and effectively reduce operating personnel's error rate by the condition of imposing restriction and carry, improving product design yield.
(2) because method for designing of the present invention can be exported list automatically, therefore saved the time, increased ageing.
Because should be understood that the present invention, those skilled in the art can realize not breaking away from the spirit or scope of the present invention with many other concrete forms.Although already described embodiments of the invention, the present invention should be understood and these embodiment should be restricted to, make within the spirit and scope of the invention that those skilled in the art can define as appended claims and change and revise.
Claims (10)
1. the method for designing of a flexible printed circuit board, is characterized in that, comprises the steps:
(1) the ifq circuit figure of described circuit board analyzed, to obtain the structured data of described circuit board;
(2) fold structure based on described structured data and customer demand and calculate, calculating the thickness of slab of described circuit board, thereby obtain the folded structure mode that item number is made;
(3) select to be used for the item number of described circuit board according to described calculating thickness of slab, and input the master data of described item number, check wherein whether thickness of slab and described calculating thickness of slab that described item number is corresponding are complementary, to confirm selected item number;
(4) based on the flow logic of described circuit board, obtain making flow process according to described item number;
(5) connect required material according to described making flow process, to generate the material link information;
(6) form list according to described making flow process and described material link information.
2. method for designing as claimed in claim 1, is characterized in that, also comprises: when change occurs item number, record the change in the work item number.
3. method for designing as claimed in claim 1, is characterized in that, step (1) comprises the described ifq circuit figure that reads in the ODB form, so that it is analyzed.
4. method for designing as claimed in claim 3, is characterized in that, described structured data comprises profile and the hole count of described circuit board.
5. method for designing as claimed in claim 4, is characterized in that, input arranges logical constraint to the master data of step (3), to guarantee the accuracy of the data of being inputted according to described flow logic; And the data of inputting can be for other step.
6. method for designing as claimed in claim 5, is characterized in that, described step (4) comprises that at first carrying out the CAM work sets up meter, then described CAM work set up meter and analyze, and generates at last described making flow process.
7. method for designing as claimed in claim 6, is characterized in that, after described step (4) also comprises the described making flow process of generation, and the output related data, wherein said related data comprises drilling die tool and relevant area.
8. method for designing as claimed in claim 1, is characterized in that, described step (5) also comprises and generates the data of getting the raw materials ready.
9. method for designing as claimed in claim 1, is characterized in that, the list that generates in described step (6) comprises item number table of grading, the single list of work, technological ability table, reaches the DFM report.
10. method for designing as claimed in claim 1, is characterized in that, also comprises:
(7) set up new item number according to existing similar item number, select for step (3), wherein described similar item number and described new item number are compared, to confirm the accuracy of described new item number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110327257.4A CN102346799B (en) | 2011-10-25 | 2011-10-25 | Design method of flexible printed circuit board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110327257.4A CN102346799B (en) | 2011-10-25 | 2011-10-25 | Design method of flexible printed circuit board |
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| Publication Number | Publication Date |
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| CN102346799A CN102346799A (en) | 2012-02-08 |
| CN102346799B true CN102346799B (en) | 2013-05-15 |
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| CN201110327257.4A Expired - Fee Related CN102346799B (en) | 2011-10-25 | 2011-10-25 | Design method of flexible printed circuit board |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103577390B (en) * | 2013-10-30 | 2016-06-08 | 广州美维电子有限公司 | A kind of method automatically generating the folded structure table of PCB impedance and device |
| CN105160082B (en) * | 2015-08-17 | 2018-08-31 | 加弘科技咨询(上海)有限公司 | The recycling and verification method of electronic circuit |
| CN105930551B (en) * | 2016-04-11 | 2019-02-19 | 江苏普诺威电子股份有限公司 | Automatically generate the method that PCB folds composition |
| CN107808250B (en) * | 2017-10-30 | 2021-10-08 | 珠海杰赛科技有限公司 | Vertical electroplating feeding control method and system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063985A (en) * | 2006-04-29 | 2007-10-31 | 英业达股份有限公司 | Wire laying data generating system and method |
| CN101079080A (en) * | 2007-07-17 | 2007-11-28 | 华为技术有限公司 | Printed circuit board plate frame generation method |
| EP1930824A1 (en) * | 2006-12-07 | 2008-06-11 | Fujitsu Limited | CAD apparatus, method and computer product for designing printed circuit board |
| CN101373488A (en) * | 2007-08-21 | 2009-02-25 | 京元电子股份有限公司 | Stack designing system and method for printed circuit board |
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2011
- 2011-10-25 CN CN201110327257.4A patent/CN102346799B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063985A (en) * | 2006-04-29 | 2007-10-31 | 英业达股份有限公司 | Wire laying data generating system and method |
| EP1930824A1 (en) * | 2006-12-07 | 2008-06-11 | Fujitsu Limited | CAD apparatus, method and computer product for designing printed circuit board |
| CN101079080A (en) * | 2007-07-17 | 2007-11-28 | 华为技术有限公司 | Printed circuit board plate frame generation method |
| CN101373488A (en) * | 2007-08-21 | 2009-02-25 | 京元电子股份有限公司 | Stack designing system and method for printed circuit board |
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