CN104462671A - Method and device for generating light printed circuit assembly file and recording medium - Google Patents
Method and device for generating light printed circuit assembly file and recording medium Download PDFInfo
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- CN104462671A CN104462671A CN201410682138.4A CN201410682138A CN104462671A CN 104462671 A CN104462671 A CN 104462671A CN 201410682138 A CN201410682138 A CN 201410682138A CN 104462671 A CN104462671 A CN 104462671A
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Abstract
The invention provides a method for generating a light printed circuit assembly file. The method is used for importing an intermediate data format file into a first printed circuit assembly file so as to lighten the burden of operation. The method comprises the steps executed by a computer that the filenames and assembly positions of multiple parts in the first printed circuit assembly file and the filenames and assembly positions of the multiple parts the intermediate data format file are compared; multiple repeated parts in the intermediate data format file are filtered out, so that a new database file is obtained; a new printed circuit assembly file is generated through the new database file and a board file; the new printed circuit assembly file is converted into a second printed circuit assembly file of single parts, and the second printed circuit assembly and the first printed circuit assembly are combined. The invention further provides a device for generating the light printed circuit assembly file and a recording medium.
Description
Technical field
The present invention relates to a kind of for electron assistant design (Computer Aided Design, be called for short CAD) method of system, device and recording medium, especially for method and the device of a kind of lightweight printed circuit assembly (Printed Circuit Assembly is called for short PCA) archives.
Background technology
In the technical field of electronic product R & D design, the design of electronic circuit and mechanism's external form accounts for an important ring.In recent years, due to the lifting day by day of integrated circuit manufacture process technology and design of electronic products complexity, therefore must pass through computer-aided design (CAD) (Computer-aided design, CAD) system and be engaged in the design relevant with mechanism's external form to electronic circuit.For example, carry out the design relevant to electronic circuit by auxiliary (ECAD) system of robot calculator, and assist by mechanical computer the design that (MCAD) system is relevant to mechanism external form.
Generally speaking, ECAD system comprises Protel, PowerPCB, ORCAD etc., for the relevant design such as concerned components encapsulation and circuit junction in definition circuit schematic diagram, and MCAD system comprises AutoCAD, Pro/ENGINEER, SolidEdge etc., be in the shape for definition circuit plate, have relevant design such as shutdown hole site and parts configuration etc.Therefore, in design cycle, MCAD design team first can formulate the size constraints about electronic product, such as, on the circuit board rational height restriction of all electronic components, then, ECAD design team carries out the layout of electronic component again according to these size constraints.
And after ECAD system completes, the archives completed when ECAD team can combine by MCAD team, confirm to do the last size of printed circuit assembly (Printed Circuit Assembly, PCA).With reference to No. 201202988A1st, TaiWan, China patent publication No., ECAD system generally adopts IDF (Intermediate Data Format, intermediate data format) form.But the electronic component quantity in ECAD system is very huge, the part that the new PCA archives that both produce after combining have the identical repetition of part imports.In order to carry out design review (check) (DR), need repetition part to remove, and need the expensive time.In addition, the 3D part that the IDF archives of ECAD system produce, by the assembly of original dozens of part, becomes the assembly of thousands of part, for carrying out subsequent design and operation efficiency all can increase hardware burden.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of method of lightweight printed circuit assembly archives, the part repeated in IDF archives can filter by it, convert thereof into the archives of single component again, make can reduce the rechecking of part after being combined with PCA archives and reduce the burden of computing.
Another object of the present invention is to the device that a kind of lightweight printed circuit assembly archives are provided, the part repeated in IDF archives can filter by it, convert thereof into the archives of single component again, make can reduce the rechecking of part after being combined with PCA archives and reduce the burden of computing.
Another object more of the present invention is to provide a kind of computer-readable media, and it causes computing machine to perform the method for above-mentioned lightweight printed circuit assembly archives, makes can reduce the rechecking of part after being combined with PCA archives and reduce the burden of computing.
For reaching above-mentioned purpose, the method of lightweight printed circuit assembly archives provided by the invention is used for IDF archives to import the first printed circuit assembly archives, IDF archives comprise Data Base Pile and plate archives, and described method comprises the following step performed by computing machine: the filename of the multiple parts in comparison first printed circuit assembly archives and IDF archives and assembling position; Filter the multiple repetition parts in IDF archives, to obtain new database archives; New printed circuit assembly archives are produced by new database archives and plate archives; New printed circuit assembly archives are converted to the second printed circuit assembly archives of single component; And in conjunction with the second printed circuit assembly archives and the first printed circuit assembly archives.
In a preferred embodiment, the filename repeating part is identical with assembling position with the filename of the part in assembling position and IDF archives.In addition, filtration step comprises: delete from the part IDF archives and repeat part.
In a preferred embodiment, switch process comprises: new printed circuit assembly archives are changed into a STL (Stereolithography, stereosopic printing art) form.Specifically, the second printed circuit assembly archives are the data of the surface profile of new printed circuit assembly archives.
In a preferred embodiment, described integrating step comprises: the origin aiming at the circuit board in the second printed circuit assembly archives and the first printed circuit assembly archives.
For reaching another object above-mentioned, the device of a kind of lightweight printed circuit assembly archives provided by the invention is used for IDF archives to import the first printed circuit assembly archives, described IDF archives comprise Data Base Pile and plate archives, and described device comprises comparing unit, filter element, printed circuit assembly generation unit, converting unit and combining unit.Comparing unit is used for filename and the assembling position of the multiple parts in comparison first printed circuit assembly archives and IDF archives.Filter element for filtering the multiple repetition parts in IDF archives, to obtain new database archives.Printed circuit assembly generation unit is used for producing new printed circuit assembly archives by new database archives and plate archives.New printed circuit assembly archives are converted to the second printed circuit assembly archives of single component by converting unit.Combining unit is used in conjunction with the second printed circuit assembly archives and the first printed circuit assembly archives.
In a preferred embodiment, the filename repeating part is identical with assembling position with the filename of the part in assembling position and IDF archives.
In a preferred embodiment, the second printed circuit assembly archives are the data of the surface profile of new printed circuit assembly archives.
For reaching above-mentioned another object again, computer-readable media provided by the invention stores the computer program making computing machine perform the method for lightweight printed circuit assembly archives, for IDF archives are imported the first printed circuit assembly archives, described IDF archives comprise Data Base Pile and plate archives, and described method comprises the following steps: filename and the assembling position of the multiple parts in comparison first printed circuit assembly archives and IDF archives; Filter the multiple repetition parts in IDF archives, to obtain new database archives; New printed circuit assembly archives are produced by new database archives and plate archives; New printed circuit assembly archives are converted to the second printed circuit assembly archives of single component; And in conjunction with the second printed circuit assembly archives and the first printed circuit assembly archives.
Compared to prior art, the method of lightweight printed circuit assembly archives of the present invention, device and recording medium system can filter in IDF archives with the repetition part of the first printed circuit assembly archives, convert thereof into the second printed circuit assembly archives of single component again, the step of rechecking part can be removed from after second printed circuit assembly archives are combined with the first printed circuit assembly archives, and reduce the burden of computing, overcome the problem of prior art accordingly.
Accompanying drawing explanation
For above and other objects of the present invention, feature and advantage can be become apparent, coordinate appended accompanying drawing, be described in detail below:
Fig. 1 illustrates the method flow diagram of the lightweight printed circuit assembly archives of the preferred embodiments of the present invention.
Fig. 2 illustrates the schematic perspective view of PCA archives of preferred embodiment.
Fig. 3 illustrates the schematic perspective view of the new PCA archives of preferred embodiment.
Fig. 4 illustrates the schematic perspective view of the 2nd PCA archives of preferred embodiment.
Fig. 5 illustrates the 2nd PCA archives of preferred embodiment and the schematic perspective view of PCA archives combination.
Fig. 6 illustrates the block schematic diagram of the device of the lightweight printed circuit assembly archives of the preferred embodiment of the present invention.
Label in figure represents respectively:
10, PCA archives;
20, new PCA archives;
30, the 2nd PCA archives;
100, the device of lightweight printed circuit assembly archives;
101, circuit board;
102, part;
110, comparing unit;
120, filter element;
130, printed circuit assembly generation unit;
140, converting unit;
150, combining unit;
S110 ~ S150, step.
Embodiment
Several preferred embodiment of the present invention is described in detail by institute's accompanying drawings and explanation below, and in different drawings, identical element numbers represents same or analogous assembly.
The method of the lightweight printed circuit assembly archives of preferred embodiment will be described by accompanying drawing below.The method of lightweight printed circuit assembly archives of the present invention is preferably be applicable to a kind of CAD system, the part particularly on a kind of design circuit plate and the CAD system of interfering between casing.
Please refer to Fig. 1 and Fig. 2, Fig. 1 illustrates the process flow diagram of the method for the lightweight printed circuit assembly archives of the preferred embodiments of the present invention, and Fig. 2 illustrates the schematic perspective view of PCA archives of preferred embodiment.The method of the lightweight printed circuit assembly archives of the present embodiment is used for IDF archives to import the first printed circuit assembly (PCA) archives 10, repeats to reduce part and reduces computational burden.
The one PCA archives 10 of the present embodiment be expressed as circuit board 101 and on multiple parts 102.Part 102 preferably has the part of larger volume, and as heat radiator, connector etc., it is easier to interfere with casing.Further, as shown in Figure 1, the part 102 in PCA archives 10 is expressed as the map file of concrete 3D structure.
On the other hand, IDF archives comprise Data Base Pile and plate archives, and wherein Data Base Pile comprises the data of multiple part, and plate archives are the map file of circuit board.Specifically, each IDF archives have two parts: plate archives and Data Base Pile; Such as .emp and .emm form.But the present invention is not limited to this, other possible combination comprises .brd/.lib .brd/.pro .bdf/.ldf and .idb/.idl etc.In this embodiment, the part in Data Base Pile is preferably electronic component, as the assembly such as chip, electric capacity, but also has the part repeated with above-mentioned part 102.But the part in Data Base Pile is expressed as the square or cylinder only with fixing length, width and height, is commonly called as the part of 2.5D.
The method of the lightweight printed circuit assembly archives of the present embodiment comprises the following step S110 performed by computing machine to step S150.The method starts from step S110.
In step s 110, the filename of comparison the one PCA archives 10 and the multiple parts in IDF archives and assembling position, then perform step S120.Specifically, PCA archives 10 all comprise a Parts List with IDF archives, and described Parts List describes filename and the assembling position of part.In this embodiment, the Parts List of IDF archives is arranged in Data Base Pile.
In the step s 120, filter the multiple repetition parts in IDF archives, to obtain new database archives, then perform step S130.Specifically, the filename repeating part is identical with assembling position with the filename of the part in assembling position and IDF archives.In this embodiment, repetition part is the part 102 in PCA archives 10.Specifically, the filtration step in step S120 also comprises deletes repetition part from the part IDF archives, namely deletes the part 102 of Fig. 1.
In step s 130, which, produce new PCA archives by new database archives and plate archives, then perform step S140.The schematic perspective view of the new PCA archives of preferred embodiment is illustrated please with reference to Fig. 3, Fig. 3.As shown in Figure 3, it does not comprise the part 102 in PCA archives 10 to the new PCA archives 20 that new database archives (i.e. new emm File) and plate archives (i.e. emp file) perform via computing machine and produce.
In step S140, new PCA archives 20 are converted to the 2nd PCA archives of single component, then perform step S150.The schematic perspective view of the 2nd PCA archives of preferred embodiment is illustrated please with reference to the 4th figure, Fig. 4.Specifically, the switch process in step S140 also comprises new PCA archives 20 is changed into a STL (Stereolithography, stereosopic printing art) form.Wherein stereosopic printing art is the 3D print procedure making entity object from computer image.This process, simultaneously also referred to as prototype, can use the face block grid display in STL archives to produce part.After converting STL archives to, the multiple electronic component in Fig. 3 and circuit board are then converted to light-weighted single archives, are namely considered as single component.Then, then by these STL archives the 2nd PCA archives 30 are converted to.Please contrast Fig. 2 and Fig. 4, the 2nd PCA archives 30 are the data of the surface profile of new PCA archives 20.
In step S150, in conjunction with the 2nd PCA archives 30 and PCA archives 10.The 2nd PCA archives of a preferred embodiment and the schematic perspective view of PCA archives combination is illustrated please with reference to Fig. 5, Fig. 5.Integrating step in step S150 specifically comprises: the origin (not shown) of aiming at the circuit board 101 in the 2nd PCA archives 30 and PCA archives 10.After both origin overlappings, the method for the lightweight printed circuit assembly archives of the present embodiment can be completed.After above-mentioned steps, the file store in MCAD system only can increase a part data by more former PCA archives 10, i.e. the 2nd PCA archives 30, and then can reduce the burden of computing.
To the concrete framework realizing the method for above-mentioned lightweight printed circuit assembly archives be described below.Please refer to Fig. 6, Fig. 6 illustrates the block schematic diagram of the device of the lightweight printed circuit assembly archives of the preferred embodiment of the present invention.The device 100 of the lightweight printed circuit assembly archives of the present embodiment is preferably arranged in CAD system, for IDF archives 12 are imported PCA archives 10, repeats to reduce part and reduces computational burden.The device 100 of the lightweight printed circuit assembly archives of the present embodiment is the method for embodying above-mentioned lightweight printed circuit assembly archives, and mentioned assembly please refer to above-mentioned explanation below, does not repeat them here.
As shown in Figure 6, the device 100 of the lightweight printed circuit assembly archives of the present embodiment comprises comparing unit 110, filter element 120, printed circuit assembly generation unit 130, converting unit 140 and combining unit 150.Please with reference to Fig. 1 to Fig. 6, comparing unit 110 is for the filename of comparison the one PCA archives 10 and the multiple parts in IDF archives 12 and assembling position.Then, filter element 120 for filtering the multiple repetition parts in IDF archives 12, to obtain new database archives.Printed circuit assembly generation unit 130 is for producing new PCA archives 20 by new database archives and plate archives.New PCA archives 20 are converted to the 2nd PCA archives 30 of single component by converting unit 140.Combining unit 150 is in conjunction with the 2nd PCA archives 30 and PCA archives 10.
Similarly, the filename of described multiple repetition part is identical with assembling position with the filename of the part in assembling position and IDF archives 12.In addition, the 2nd PCA archives 30 are the data of the surface profile of new PCA archives 20.
To the computer-readable media realizing the method for above-mentioned lightweight printed circuit assembly archives be described below.Please with reference to Fig. 1 to Fig. 5, a kind of computer-readable media provided by the invention, stores the computer program making computing machine perform the method for lightweight printed circuit assembly archives, and described method is used for IDF archives to import PCA archives 10.Described IDF archives comprise Data Base Pile and plate archives.Described method the following step: the filename of comparison the one PCA archives 10 and the multiple parts in IDF archives and assembling position; Filter the multiple repetition parts in IDF archives, to obtain new database archives; New PCA archives 20 are produced by new database archives and plate archives; New PCA archives 20 are converted to the 2nd PCA archives 30 of single component; And in conjunction with the 2nd PCA archives 30 and PCA archives 10.Explanation before above-mentioned detail with reference, does not repeat them here.
Above-mentioned steps or device can implement technology described in the present invention with hardware, software, firmware or its any combination.If implement with software, then can perform described software in a processor, described processor can refer to one or more processor, such as a microprocessor, Application Specific Integrated Circuit (ASIC), field programmable gate array (FPGA) or digital signal processor (DSP), or body or discrete logic are amassed in other equivalence.The software comprising the instruction performing above-mentioned technology can be stored at first in a computer-readable media and to be performed by a processor.
In sum, the method of lightweight printed circuit assembly archives of the present invention, device and recording medium system can filter in IDF archives with the part of the repetition of PCA archives 10, convert thereof into the 2nd PCA archives 30 of single component again, the step of rechecking part can be removed from after 2nd PCA archives 30 are combined with PCA archives 10, and reduce the burden of computing, the problem of prior art is overcome with this.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the method for lightweight printed circuit assembly archives, for intermediate data format archives are imported one first printed circuit assembly archives, described intermediate data format archives comprise a Data Base Pile and plate archives, it is characterized in that, described method comprises the following step performed by computing machine:
The filename of the multiple parts in the first printed circuit assembly archives described in comparison and described intermediate data format archives and assembling position;
Filter the multiple repetition parts in described intermediate data format archives, to obtain new database archives;
New printed circuit assembly archives are produced by described new database archives and described plate archives;
Described new printed circuit assembly archives are converted to one second printed circuit assembly archives of single component; And
In conjunction with described second printed circuit assembly archives and described first printed circuit assembly archives.
2. method according to claim 1, is characterized in that, the filename of described multiple repetition part is identical with assembling position with the filename of the described multiple part of part in assembling position and described intermediate data format archives.
3. method according to claim 2, is characterized in that, described filtration step comprises:
Described multiple repetition part is deleted from the described multiple part described intermediate data format archives.
4. method according to claim 1, is characterized in that, described switch process comprises:
New printed circuit assembly archives are changed into a stereosopic printing art form.
5. method according to claim 4, is characterized in that, described second printed circuit assembly archives are the data of the surface profile of described new printed circuit assembly archives.
6. method according to claim 1, is characterized in that, described integrating step comprises:
Aim at an origin of the circuit board in described second printed circuit assembly archives and described first printed circuit assembly archives.
7. a device for lightweight printed circuit assembly archives, for intermediate data format archives are imported one first printed circuit assembly archives, described intermediate data format archives comprise a Data Base Pile and plate archives, and described device comprises:
One comparing unit, for filename and the assembling position of the multiple parts in the first printed circuit assembly archives described in comparison and described intermediate data format archives;
One filter element, for filtering the multiple repetition parts in described intermediate data format archives, to obtain new database archives;
One printed circuit assembly generation unit, for producing new printed circuit assembly archives by described new database archives and described plate archives;
Described new printed circuit assembly archives are converted to one second printed circuit assembly archives of single component by one converting unit; And
One combining unit, in conjunction with described second printed circuit assembly archives and described first printed circuit assembly archives.
8. device according to claim 7, is characterized in that, the filename of described multiple repetition part is identical with assembling position with the filename of the described multiple part of part in assembling position and described intermediate data format archives.
9. device according to claim 7, is characterized in that, described second printed circuit assembly archives are the data of the surface profile of described new printed circuit assembly archives.
10. a computer-readable media, store the computer program making computing machine perform the method for lightweight printed circuit assembly archives, for intermediate data format archives are imported one first printed circuit assembly archives, described intermediate data format archives comprise a Data Base Pile and plate archives, and described method comprises the following steps:
The filename of the multiple parts in the first printed circuit assembly archives described in comparison and described intermediate data format archives and assembling position;
Filter the multiple repetition parts in described intermediate data format archives, to obtain new database archives;
New printed circuit assembly archives are produced by described new database archives and described plate archives;
Described new printed circuit assembly archives are converted to one second printed circuit assembly archives of single component; And
In conjunction with described second printed circuit assembly archives and described first printed circuit assembly archives.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111062179A (en) * | 2019-11-01 | 2020-04-24 | 北京浩瀚深度信息技术股份有限公司 | Interactive design method of MCAD and ECAD |
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| TW201202988A (en) * | 2010-01-22 | 2012-01-16 | Nec Corp | Data transformation device, cad system, method for dividing shape data, and recording medium |
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| CN1425161A (en) * | 2000-01-21 | 2003-06-18 | 株式会社图研 | System for generating printed board three-dimensional shape data |
| US20020173867A1 (en) * | 2001-05-21 | 2002-11-21 | International Business Machines Corporation | Multi-discipline universal CAD library |
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| CN111062179A (en) * | 2019-11-01 | 2020-04-24 | 北京浩瀚深度信息技术股份有限公司 | Interactive design method of MCAD and ECAD |
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