CN106572600A - Novel PCB linear expansion control method - Google Patents
Novel PCB linear expansion control method Download PDFInfo
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- CN106572600A CN106572600A CN201610889279.2A CN201610889279A CN106572600A CN 106572600 A CN106572600 A CN 106572600A CN 201610889279 A CN201610889279 A CN 201610889279A CN 106572600 A CN106572600 A CN 106572600A
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
- G06F16/245—Query processing
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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
- H05K2203/16—Inspection; Monitoring; Aligning
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- Databases & Information Systems (AREA)
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- General Engineering & Computer Science (AREA)
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
The invention discloses a novel PCB linear expansion control method. The method comprises the steps of engineering design: manufacturing engineering data according to the drawing requirements of a customer, finding out the historical expansion values of a PCB coincident with the information comparison principle out of the engineering data based on the information comparison principle by using an established expansion database according to customer data, and applying the expansion values to the manufacturing engineering data of existing PCB manufacture and design; PCB manufacture: manufacturing PCBs according to the engineering data obtained through the engineering manufacturing and designing process, collecting the workstation data information and the expansion values of currently manufactured PCBs, and storing the workstation data information, the expansion values, the design information and the material information of currently manufactured PCBs in an expansion database, wherein the workstation data information, the expansion values, the design information and the material information of currently manufactured PCBs are adopted as a reference for the subsequent design and comparison of PCBs; detection: detecting manufactured PCBs, judging whether the finished products of PCBs are qualified or not, and performing the batch manufacture of PCBs on the condition that the finished products of PCBs are qualified. According to the technical scheme of the invention, the expansion of PCB core boards can be prevented in advance and controlled. Therefore, a large amount of template production cost is saved and the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of linear harmomegathus control method of new PCB.
Background technology
The linear harmomegathus control methods of traditional PCB, need to make 5-10 block models, need 3-5 names professional technique analysis personnel
Carry out Macro or mass analysis from after manual extraction data in each station operation equipment again one by one daily, then adjusted according to the data after analysis
Whole internal layer film penalty coefficient.The method belongs to a kind of remedial measures, and yield is relatively low.Both cannot prevent in advance and control
PCB core plate harmomegathus, and greatly waste enterprise's production capacity and human cost.
The content of the invention
For the deficiencies in the prior art, the present invention is intended to provide a kind of linear harmomegathus control methods of new PCB, can be in advance
Prevention and control PCB core plate harmomegathus, save substantial amounts of model production cost, improve production efficiency.
The present invention's is achieved through the following technical solutions.
A kind of linear harmomegathus control method of new PCB, comprises the steps：
Engineering design, by customer drawings requirement fabrication data, the engineering data according to customer data, using built
Good harmomegathus data base, contrasts principle by information and finds out the harmomegathus value for meeting the history pcb board that described information contrasts principle, will
The harmomegathus value is applied to during the pcb board of existing processing is designed engineering data at making, needs what is contrasted in described information contrast principle
Information includes design information, station data message, and the design information includes pressing structure information, residual copper rate information, described to set
Meter information need to meet pressing structure information similarity 90%, residual copper rate information similarity when contrasting and be not less than 80%, the station
Data message includes sawing sheet information, internal layer information, pressing information, and the internal layer information includes once first measurement data, the pressure
Conjunction information includes boring target drone measurement data, and the station data message need to meet sawing sheet information similarity when contrasting and be not less than
85%th, a dimension measurement data similarity is not less than 80%, brill target drone measurement data similarity and is not less than 80%；
Pcb board is made, pcb board is made according to the engineering data that engineering design is made, and collect in manufacturing process existing
The station data message and harmomegathus value of the pcb board of processing, by the station data message of the pcb board of the existing processing, harmomegathus value and sets
Meter information and material information are stored into harmomegathus data base together, are referred to during for later pcb board comparison of design；
Detect, the pcb board to making is detected, judges whether pcb board finished product is qualified, qualified, carries out high-volume system
Make.
Preferably, if the satisfactory history pcb board of two or more is found out in the engineering design, according to design letter
Breath, material information, the sequencing contrast of station data message select the harmomegathus value of the high pcb board of similarity to be applied to existing processing
Pcb board design in, i.e., when the design information of one of satisfactory history pcb board is higher than other are all satisfactory
The harmomegathus value of the history pcb board during design information of history pcb board, is selected, material information pair is carried out when design information is identical
Than station data message contrast is carried out when design information and all identical material information.
Preferably, the information for contrasting is needed also to include material information, the material information bag in described information contrast principle
Material supplier information, film information are included, it is identical that the material information need to meet material supplier information manufacturer when contrasting
Material variety be not less than 80%, film information similarity and be not less than 80%.
Preferably, the pressing structure information includes that material Tg, core thickness, PP types and quantity, level, copper are thick, institute
State to meet material Tg similarities and be not less than 90%, core thickness similarity when pressing information is contrasted and be not less than 90%, PP types
And numerical similarity be not less than 90%, level similarity be not less than 90%, copper thickness similarity be not less than 90%.
Preferably, the design information also includes target position design information and jigsaw design information, the target position design information
Similarity is not less than 80%, and the jigsaw design information similarity is not less than 80%.
Preferably, the internal layer information also includes X-RAY detection datas, and the X-RAY detection datas similarity is not less than
80%, the pressing information also includes OPE punching data, and the OPE punchings data similarity is not less than 80%.
Preferably, in the detecting step, if detection is unqualified, require to remake engineering money according to customer drawings
Material, makes 5-10 model according to new engineering data and records the station data in the course of processing and harmomegathus value, model is entered
Row detection, it is qualified, produced in enormous quantities, it is unqualified, repeat above-mentioned unqualified process step carry out after qualified it is large quantities of
Amount production
Preferably, the design information and material information of engineering data each time, station data message, harmomegathus value are all stored
To harmomegathus data base, expand harmomegathus data base, after making pcb board comparison of design carry out with reference to when have more data to carry out contrast ginseng
Examine.
Preferably, the making pcb board comprises the steps：
The raw material of big size is cut into the PCB of design size, and collects sawing sheet information, wherein described open by sawing sheet
Material information includes the batch that feeds intake；
Internal layer circuit, the internal layer circuit that multi-layer sheet is made by designed lines collect internal layer information；
The inner plating of each level is pressed into complete PCB by pressing, collects pressing information.
Preferably, by computer to making the station data message in pcb board step, harmomegathus value, design information and thing
Material information is collected and is carried out stratification, concludes, stores to harmomegathus data base, the pcb board now processed by computer input
Station data message, harmomegathus value, design information and material information contrasted with the harmomegathus data base in computer.
Compared with prior art, it is an advantage of the invention that：The pcb board of existing processing is just believed before pcb board is made by the present invention
Cease and contrasted with the design information of history pcb board in harmomegathus data base, material information, station data message, find out similar
The harmomegathus value of the history pcb board is applied directly to the pcb board of existing processing by the high history pcb board of degree, is prevented in advance and is controlled
PCB core plate harmomegathus, saves substantial amounts of model production cost, improves production efficiency；The present invention is believed to each by computer
Breath be collected, process, storing and engineering design before contrast select, improve Data Comparison accuracy and production efficiency.
Specific embodiment
With reference to specific embodiment, the invention will be further described, but not as limiting to the invention.
Each embodiment design information similarity comparison is shown in Table one.
Each embodiment material information similarity comparison is shown in Table two.
Each embodiment station data message similarity comparison is shown in Table three.
Table one
Table two
Table three
Embodiment 1
A kind of linear harmomegathus control method of new PCB, comprises the steps：
Engineering design, by customer drawings requirement fabrication data, the engineering data according to customer data, using built
Good harmomegathus data base, contrasts principle by information and finds out the harmomegathus value for meeting the history pcb board that described information contrasts principle, institute
The information for contrasting is needed to include design information, material information, station data message, the design information in stating information contrast principle
Including pressing structure information, target position design information, jigsaw design information, residual copper rate information, the pressing structure information includes thing
Material Tg, core thickness, PP types and quantity, level, copper are thick, and the material information includes material supplier information, film information,
The station data message includes sawing sheet information, internal layer information, pressing information, and the sawing sheet information includes the batch that feeds intake, described
Internal layer information includes once first measurement data, X-RAY detection datas, and the pressing information includes OPE punching data, bores target drone survey
Amount data, by the information that one piece of history pcb board is found out to harmomegathus data base, the pcb board pair of the history pcb board and existing processing
Than：It is that 90%, PP types and numerical similarity are similar for 90%, level that material Tg similarities are 90%, core thickness similarity
Spend for 90%, copper thickness similarity be 90%, target position design information similarity be 80%, jigsaw design information similarity be 80%,
It is 80%, film information phase that residual copper rate information similarity is 80%, material supplier information manufacturer identical material variety
It is that 85%, one dimension measurement data similarity is similar for 90%, X-RAY detection datas like spending for the 80%, batch that feeds intake similarity
Spend for 80%, OPE punching data similarity be 80%, to bore target drone measurement data similarity be 90%, by rising for the history pcb board
Contracting value is applied to during the pcb board of existing processing is designed engineering data at making.
Pcb board is made, pcb board is made according to the engineering data that engineering design is made, and collect in manufacturing process existing
The station data message and harmomegathus value of the pcb board of processing, by the station data message of the pcb board of the existing processing, harmomegathus value and sets
Meter information and material information are stored into harmomegathus data base together, are referred to during for later pcb board comparison of design；Wherein make
Pcb board comprises the steps：The raw material of big size is cut into the PCB of design size, and collects sawing sheet information by sawing sheet,
Wherein described sawing sheet information includes the batch that feeds intake；Internal layer circuit, the internal layer circuit that multi-layer sheet is made by designed lines collect internal layer
Information；The inner plating of each level is pressed into complete PCB by pressing, collects pressing information；Drilling, gets out the via of design；Electricity
Plating, the plated with copper in plate face and via；Outer-layer circuit, makes outermost layer circuit by designed lines；It is anti-welding, protect copper face and line
Road；Word, prints the word that can be recognized on PCB；Surface treatment, covers layer protecting film on exposed copper face out；；
Detect, the pcb board to making is detected, judges whether pcb board finished product is qualified, qualified, carries out high-volume system
Make, wherein detection comprises the steps：Test, does feature detection to PCB；Appearance test, checks to the outward appearance of PCB；If
Detection is unqualified, then require to remake engineering data according to customer drawings, make 5-10 model according to new engineering data
And the station data in the course of processing and harmomegathus value are recorded, and model is detected, it is qualified, produced in enormous quantities, it is unqualified
Then repeat above-mentioned unqualified process step to be produced in enormous quantities after qualified, and by the design information of engineering data each time
And material information, station data message, harmomegathus value are all stored into harmomegathus data base, expand harmomegathus data base, pcb board sets after making
Meter contrast carry out with reference to when have more data to carry out contrast reference.
As preferred embodiment, by computer to make the station data message in pcb board step, harmomegathus value,
Design information and material information are collected and carry out stratification, conclude, store to harmomegathus data base, existing by computer input
The station data message of the pcb board of processing, harmomegathus value, design information and material information are simultaneously entered with the harmomegathus data base in computer
Row contrast.
The linear harmomegathus control methods of new PCB of embodiment 2 to 13 are same as Example 1, the difference is that only and find out
The pcb board of history pcb board and existing processing when contrasting, design information, material information, station data message similarity not
Together, the similarity parameter of each embodiment design information, material information, station data message is referring to table one, table two, table three.
If the satisfactory history pcb board of two or more is found out in the engineering design, according to design information, material
Information, the sequencing contrast of station data message select the harmomegathus value of the high pcb board of similarity to be applied to the pcb board of existing processing
In design, i.e., when the design information of one of satisfactory history pcb board is higher than other all satisfactory history PCB
During the design information of plate, the harmomegathus value of the history pcb board is selected, such as when the similarity information parameter point for finding two pieces of pcb boards
Not Wei table one, table two, the parameter in embodiment 6 and embodiment 10 in table three, here should preferred parameter be embodiment 10
The harmomegathus value of history pcb board is applied to during the pcb board of existing processing is designed engineering data at making, carries out when design information is identical
Material information is contrasted, and station data message contrast is carried out when design information and all identical material information；
It is each 1 batch that method according to embodiment 1-13 makes 100 groups of new pcb boards respectively, wherein each embodiment batch qualification rate
For 92.02%, 91.31%, 87.25%, 85.13%, 88.37%, 93.61%, 94.15%, 94.74%, 95.29%,
95.81%th, 95.83%, 96.23%, 96.18%；The side of 100 groups of new pcb boards and embodiment 1-13 is made using traditional method
100 groups of pcb boards that method respectively makes need the supplies consumption for increasing by 11.02%；Using single batch of the method for the embodiment of the present invention 1 to 13
The secondary production time can shorten 50% compared with traditional method.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose, to those skilled in the art, should can appreciate that all equivalents with done by present specification are replaced
Scheme obtained by changing and obviously changing, should be included in protection scope of the present invention.
Claims (10)
1. linear harmomegathus control methods of a kind of new PCB, it is characterised in that comprise the steps：
Engineering design, by customer drawings requirement fabrication data, the engineering data according to customer data, using what is built up
Harmomegathus data base, contrasts principle by information and finds out the harmomegathus value for meeting the history pcb board that described information contrasts principle, this is risen
Contracting value is applied to during the pcb board of existing processing is designed engineering data at making, and the information for contrasting is needed in described information contrast principle
Including design information, station data message, the design information includes pressing structure information, residual copper rate information, the design letter
Pressing structure information similarity 90%, residual copper rate information similarity need to be met during breath contrast and be not less than 80%, the station data
Information includes sawing sheet information, internal layer information, pressing information, and the internal layer information includes once first measurement data, the pressing letter
Breath includes boring target drone measurement data, and the station data message need to meet sawing sheet information similarity when contrasting and be not less than 85%, one
Dimension measurement data similarity is not less than 80%, brill target drone measurement data similarity and is not less than 80%；
Pcb board is made, pcb board is made according to the engineering data that engineering design is made, and existing processing is collected in manufacturing process
Pcb board station data message and harmomegathus value, by the station data message of the pcb board of the existing processing, harmomegathus value and design letter
Breath and material information are stored into harmomegathus data base together, are referred to during for later pcb board comparison of design；
Detect, the pcb board to making is detected, judges whether pcb board finished product is qualified, qualified, carries out high-volume making.
2. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that if in the engineering design
The satisfactory history pcb board of two or more is found out, then the priority according to design information, material information, station data message is suitable
The harmomegathus value of the ordered pair pcb board higher than selecting similarity is applied in the pcb board design of existing processing, i.e., conform to when one of
When the design information of the history pcb board asked is higher than the design information of other all satisfactory history pcb boards, the history is selected
The harmomegathus value of pcb board, carries out material information contrast, enters when design information and all identical material information when design information is identical
Row station data message is contrasted.
3. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that described information contrasts principle
The middle information for needing contrast also includes material information, and the material information includes material supplier information, film information, the thing
Material information need to meet material supplier information manufacturer identical material variety when contrasting, and to be not less than 80%, film information similar
Degree is not less than 80%.
4. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that the pressing structure information
Thick including material Tg, core thickness, PP types and quantity, level, copper, it is similar that the pressing information need to meet material Tg when contrasting
Degree is not less than that 90%, core thickness similarity is not less than 90%, PP types and numerical similarity is not less than 90%, level similarity
It is not less than 90%, copper thickness similarity and is not less than 90%.
5. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that the design information is also wrapped
Target position design information and jigsaw design information are included, the target position design information similarity is not less than 80%, the jigsaw design letter
Breath similarity is not less than 80%.
6. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that the internal layer information is also wrapped
X-RAY detection datas are included, the X-RAY detection datas similarity is not less than 80%, and the pressing information also includes OPE punching numbers
According to the OPE punchings data similarity is not less than 80%.
7. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that in the detecting step, if
Detection is unqualified, then require to remake engineering data according to customer drawings, make 5-10 model according to new engineering data
And the station data in the course of processing and harmomegathus value are recorded, and model is detected, it is qualified, produced in enormous quantities, it is unqualified
Then repeat above-mentioned unqualified process step to be produced in enormous quantities after qualified.
8. linear harmomegathus control methods of new PCB according to claim 7, it is characterised in that will engineering data each time
Design information and material information, station data message, harmomegathus value be all stored into harmomegathus data base, expand harmomegathus data base, make
Later pcb board comparison of design carry out with reference to when have more data to carry out contrast reference.
9. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that the making pcb board includes
Following steps：
The raw material of big size is cut into the PCB of design size, and collects sawing sheet information by sawing sheet, wherein sawing sheet letter
Breath includes the batch that feeds intake；
Internal layer circuit, the internal layer circuit that multi-layer sheet is made by designed lines collect internal layer information；
The inner plating of each level is pressed into complete PCB by pressing, collects pressing information.
10. linear harmomegathus control methods of new PCB according to claim 1, it is characterised in that by computer to making
Station data message, harmomegathus value, design information and material information in pcb board step be collected and carry out stratification, conclusion,
Store to harmomegathus data base, the station data message of the pcb board now processed by computer input, harmomegathus value, design information and
Material information is simultaneously contrasted with the harmomegathus data base in computer.
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| CN107105579A (en) * | 2017-05-26 | 2017-08-29 | 东莞翔国光电科技有限公司 | A kind of lamp bar Special circuit board runs the solution of net |
| CN107155267A (en) * | 2017-06-29 | 2017-09-12 | 广州兴森快捷电路科技有限公司 | Circuit board filler method, equipment, system and computer-readable storage medium |
| CN107911943A (en) * | 2017-10-24 | 2018-04-13 | 江苏博敏电子有限公司 | A kind of harmomegathus means to save the situation of printed wiring board |
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| CN107105579A (en) * | 2017-05-26 | 2017-08-29 | 东莞翔国光电科技有限公司 | A kind of lamp bar Special circuit board runs the solution of net |
| CN107155267A (en) * | 2017-06-29 | 2017-09-12 | 广州兴森快捷电路科技有限公司 | Circuit board filler method, equipment, system and computer-readable storage medium |
| CN107911943B (en) * | 2017-10-24 | 2020-02-18 | 江苏博敏电子有限公司 | Printed circuit board expansion and shrinkage remediation method |
| CN107911943A (en) * | 2017-10-24 | 2018-04-13 | 江苏博敏电子有限公司 | A kind of harmomegathus means to save the situation of printed wiring board |
| WO2019119770A1 (en) * | 2017-12-18 | 2019-06-27 | 广州兴森快捷电路科技有限公司 | Method for estimating expansion and contraction compensation coefficient of new pcb material |
| CN108304963A (en) * | 2018-04-11 | 2018-07-20 | 惠州美锐电子科技有限公司 | A kind of harmomegathus prediction technique of multilayer circuit board |
| CN108304963B (en) * | 2018-04-11 | 2022-03-11 | 惠州美锐电子科技有限公司 | Expansion and shrinkage prediction method for multilayer circuit board |
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| CN108668444A (en) * | 2018-06-25 | 2018-10-16 | 广州兴森快捷电路科技有限公司 | Harmomegathus control method, processing method and system, computer storage media and equipment |
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