CN113987609B - LCP film cutting planning method and device - Google Patents
LCP film cutting planning method and device Download PDFInfo
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- CN113987609B CN113987609B CN202111231914.5A CN202111231914A CN113987609B CN 113987609 B CN113987609 B CN 113987609B CN 202111231914 A CN202111231914 A CN 202111231914A CN 113987609 B CN113987609 B CN 113987609B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
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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
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
- G06Q10/043—Optimisation of two dimensional placement, e.g. cutting of clothes or wood
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/16—Cables, cable trees or wire harnesses
Abstract
The application discloses LCP film cutting planning method and device, the method comprises: obtaining the shapes of various antennas to be manufactured, wherein the material for manufacturing the antennas comprises LCP films; selecting a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna; selecting a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or fully occupy the first space; partially or completely configuring an antenna portion of the second antenna in the first space, and the antenna portion of the second antenna is not coincident with the antenna portion of the first antenna in a plane; and taking the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting. Through the LCP film cutting device, the problem that the planning of the LCP film is not good and waste is easily caused is solved, and the utilization rate of the LCP film is improved.
Description
Technical Field
The application relates to the field of LCP films, in particular to a LCP film cutting planning method and device.
Background
LCP film is aromatic thermoplastic polyester, a new high performance special engineering plastic. It has the features of low hygroscopicity, high chemical resistance and high gas barrier property, and belongs to the field of dielectric material with low dielectric constant and low dielectric loss factor. The antenna can be widely applied to mobile phone antennas, camera soft boards, high-speed transmission lines of notebook computers and intelligent watch antennas in future.
When the LCP film is cut into various shapes of transmission lines or antennas, if the layout is not good, it will cause waste of the LCP film.
Disclosure of Invention
The embodiment of the application provides an LCP film cutting planning method and device, and aims to solve the problem that waste is easily caused due to poor LCP film cutting planning.
According to one aspect of the present application, there is provided a LCP film cut planning method, comprising: acquiring shapes of a plurality of antennas to be manufactured, wherein the antenna is manufactured by using a material comprising LCP (liquid Crystal Polymer) films; selecting a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna; selecting a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or fully occupy the first space; partially or completely configuring an antenna portion of the second antenna in the first space, and the antenna portion of the second antenna is not coincident with the antenna portion of the first antenna in a plane; and taking the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting.
Further, selecting the second antenna from the plurality of antennas comprises: selecting an antenna satisfying the following conditions as the second antenna: the antenna portion in the planar shape of the second antenna can partially or entirely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or entirely occupy a second space existing in the second antenna shape.
Further, selecting the first antenna or selecting the second antenna from the plurality of antennas comprises: deleting a predetermined antenna from the plurality of antennas, wherein the predetermined antenna is an antenna having no space in a planar shape; selecting the first antenna or the second antenna from a plurality of antennas after deleting the predetermined antenna.
Further, still include: and sending the shape to be subjected to LCP film cutting equipment for cutting.
Further, the LCP film is formed by adhering a metal film.
According to another aspect of the present application, there is also provided an LCP film cut planning device, comprising: an obtaining module for obtaining shapes of a plurality of antennas to be manufactured, wherein the antenna is made of a material including LCP film; a first selection module configured to select a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna; a second selection module, configured to select a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or completely occupy the first space; a configuration module, configured to configure the antenna part of the second antenna partially or completely in the first space, and the antenna part of the second antenna does not coincide with the antenna part of the first antenna in a plane; and the planning module is used for taking the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting.
Further, the second selection module is configured to: selecting an antenna satisfying the following conditions as the second antenna: the antenna portion in the planar shape of the second antenna can partially or entirely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or entirely occupy a second space existing in the second antenna shape.
Further, the first selection module or the second selection module is configured to: deleting a predetermined antenna from the plurality of antennas, wherein the predetermined antenna is an antenna having no space in a planar shape; selecting the first antenna or the second antenna from a plurality of antennas after the predetermined antenna is deleted.
Further, still include: and the sending module is used for sending the shape to be subjected to the LCP film cutting equipment for cutting.
Further, the LCP film is formed by adhering a metal film.
In the embodiment of the application, the shape of obtaining various antennas to be manufactured is adopted, wherein the material for manufacturing the antennas comprises LCP films; selecting a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna; selecting a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or fully occupy the first space; partially or completely configuring an antenna portion of the second antenna in the first space, and the antenna portion of the second antenna is not coincident with the antenna portion of the first antenna in a plane; and taking the configured shapes of the first antenna and the second antenna as the shape to be subjected to LCP film cutting. Solve through this application and cut LCP film plan not good problem that leads to the waste easily, improved the utilization ratio of LCP film.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 is a flow chart of an LCP film cut planning method according to an embodiment of the present application.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than here.
In the present embodiment, a LCP film cutting planning method is provided, and fig. 1 is a flowchart of an LCP film cutting planning method according to an embodiment of the present application, as shown in fig. 1, the flowchart includes the following steps:
step S102, acquiring shapes of various antennas to be manufactured, wherein the antenna is manufactured by materials including LCP films;
step S104, selecting a first antenna from the plurality of antennas, wherein a first space exists in the planar shape of the first antenna;
step S106, selecting a second antenna from the plurality of antennas, wherein an antenna part in the planar shape of the second antenna can partially or completely occupy the first space;
an antenna satisfying the following conditions may be selected as the second antenna: the antenna portion in the planar shape of the second antenna can partially or entirely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or entirely occupy a second space existing in the second antenna shape.
Step S108, partially or completely configuring the antenna part of the second antenna in the first space, wherein the antenna part of the second antenna is not overlapped with the antenna part of the first antenna in a plane;
as an optionally added embodiment, multiple configurations of the second antenna and the first antenna are obtained, where each configuration is to perform cross matching between an antenna portion of the second antenna and a space portion of the first antenna, and between a space portion of the second antenna and an antenna portion of the first antenna, so that the antenna portion in the planar shape of the second antenna can partially or completely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or completely occupy a second space existing in the second antenna shape; and acquiring the configuration mode with the smallest plane area in the plurality of configuration modes, and configuring the second antenna and the first antenna on the same plane according to the configuration mode with the smallest plane area.
As another optionally added embodiment, when a plurality of antennas satisfying the condition are provided, an arrangement mode with the smallest plane area between each antenna satisfying the condition and the first antenna is obtained, and an antenna with the smallest plane area when arranged with the first antenna is selected as the second antenna from the arrangement modes with the smallest plane area corresponding to each antenna.
For example, the A antenna and the first antenna are matched in three ways, namely A1, A2 and A3, wherein A1 is smaller than A2, A2 is smaller than A3; b antenna and first antenna configuration mode, B1, B2 and B3, wherein B1 is smaller than B2, B2 is smaller than B3, at the moment, A1 and B1 are compared, and the antenna corresponding to the smallest antenna in A1 and B1 is selected as the second antenna.
As another optional implementation manner, according to the foregoing manner, a second antenna matched with the first antenna is obtained, then the foregoing steps are repeated, a third antenna matched with the second antenna is obtained, whether the third antenna and the first antenna are the same antenna is determined, and if yes, it is determined that the first antenna and the second antenna are a matched pair.
If the third antenna is different from the first antenna, calculating a first area occupied by the first antenna and the second antenna to form a matching pair, calculating a second area occupied by the second antenna and the first antenna to form the matching pair, and selecting a matching pair corresponding to the smaller one of the first area and the second area as the matching pair.
And obtaining other antennas except the first antenna and the second antenna in the multiple antennas, selecting a fourth antenna from the other antennas, repeating the steps to obtain a fifth antenna forming a matching pair with the fourth antenna, and repeating the steps until the antennas in the multiple antennas with space in the plane layout form the matching pair.
Step S110, using the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting. The second antenna in the above steps may be understood as an antenna matched with the first antenna.
Through the steps, the problem that waste is easily caused due to poor planning of the cut LCP film is solved, and the utilization rate of the LCP film is improved.
In the above embodiment, selecting the first antenna or selecting the second antenna from the plurality of antennas includes: deleting a predetermined antenna from the plurality of antennas, wherein the predetermined antenna is an antenna having no space in a planar shape; selecting the first antenna or the second antenna from a plurality of antennas after deleting the predetermined antenna.
And distributing all matching pairs in the multiple antennas according to the size of the LCP film, traversing all matching pairs to obtain a distribution mode on the LCP film, acquiring the distribution mode with the minimum occupied area in the distribution mode, and sending the distribution mode to the LCP film cutting equipment.
After the matching is successful, the method further comprises the following steps: sending the shape to be subjected to LCP film cutting equipment for cutting; the LCP film is adhered with a metal film.
The LCP film can be an LCP film prepared by a variety of methods. For example, the following method may be used: step one, defibering and dispersing chopped fibers of a raw material LCP; step two, carrying out fiber surface treatment to obtain slurry; step three, filtering and forming the slurry, and drying to obtain LCP non-woven fabric; and step four, carrying out melt film forming on the LCP non-woven fabric to obtain the LCP film. The LCP non-woven fabric with small longitudinal and transverse strength difference is formed by filtering and forming through a paper machine and controlling the amount of pulp and the speed of the paper machine, and a certain amount of dispersing agent and defoaming agent are added in the forming process to ensure the uniformity of the non-woven fabric; through high-temperature secondary hot-pressing treatment, the LCP non-woven fabric flows to fill gaps in the non-woven fabric when molten to form a film without gaps, the thickness requirement of the film is ensured by adjusting pressure when hot-rolling is carried out by a hot-rolling roll, and lubricating oil is coated on the surface of the hot-rolling roll in order to prevent a sticking roll.
As another example, the liquid crystalline polymer is formed from ingredients comprising one or more dicarboxylic acids, one or more aliphatic diesters of alcohols, and optionally one or more aliphatic esters of hydroxycarboxylic acids; contacting said liquid crystalline polymer with from about 2 to about 200 milliequivalents per kilogram of said carboxylic acid, at a temperature sufficient to react the carboxylic acid with the liquid crystalline polymer for a time sufficient to increase the elongation of the liquid crystalline polymer by at least about 10% of the elongation, provided that the molar ratio of the total amount of diol present to the total amount of dicarboxylic acid is 1.01 or greater.
For another example, the LCP film may be made from the following raw materials in parts by weight: 15-20 parts of vinyl fluorine-containing cyclohexyl methyl ether liquid crystal compound/methyl methacrylate/4-acryloyloxy benzophenone/single-ended vinyl silicone oil copolymer, 50-60 parts of liquid crystal polymer, 30-40 parts of poly-1, 4-dihydroxy-2-butylene 2, 7-naphthalene dicarboxylic ester, 8-12 parts of vinyl-POSS, 0.2-0.4 part of heat stabilizer, 0.1-0.4 part of lubricant, 0.1-0.3 part of antioxidant and 0.02-0.05 part of initiator.
In this embodiment, an electronic device is provided, comprising a memory in which a computer program is stored and a processor configured to run the computer program to perform the method in the above embodiments.
The programs described above may be run on a processor or stored in memory (or referred to as computer-readable media), which includes both non-transitory and non-transitory, removable and non-removable media, that enable storage of information by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
These computer programs may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks, and corresponding steps may be implemented by different modules.
Such an apparatus or system is provided in this embodiment. This device, referred to as an LCP film cut planning device, includes: an acquisition module for acquiring shapes of a plurality of antennas to be manufactured, wherein a material for manufacturing the antennas comprises LCP films; a first selection module configured to select a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna; a second selection module, configured to select a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or completely occupy the first space; a configuration module, configured to configure the antenna part of the second antenna partially or completely in the first space, and the antenna part of the second antenna does not coincide with the antenna part of the first antenna in a plane; and the planning module is used for taking the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting.
The system or the apparatus is used for implementing the functions of the method in the foregoing embodiments, and each module in the system or the apparatus corresponds to each step in the method, which has been described in the method and is not described herein again.
For example, the second selection module is configured to: selecting as the second antenna an antenna that satisfies the following condition: the antenna portion in the planar shape of the second antenna can partially or entirely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or entirely occupy a second space existing in the second antenna shape. Optionally, the first selection module or the second selection module is configured to: deleting a predetermined antenna from the plurality of antennas, wherein the predetermined antenna is an antenna having no space in a planar shape; selecting the first antenna or the second antenna from a plurality of antennas after deleting the predetermined antenna.
For another example, the apparatus may further include: and the sending module is used for sending the shape to be subjected to the LCP film cutting to LCP film cutting equipment for cutting.
Through the embodiment, the problem that waste is easily caused due to poor planning of the LCP film during cutting is solved, and the utilization rate of the LCP film is improved.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (5)
1. An LCP film cut planning method, comprising:
obtaining shapes of a plurality of antennas to be manufactured, wherein the antenna is made of LCP film;
selecting a first antenna from the plurality of antennas, wherein a first space exists in a planar shape of the first antenna;
selecting a second antenna from the plurality of antennas, wherein an antenna portion in a planar shape of the second antenna can partially or fully occupy the first space;
disposing a part or all of an antenna portion of the second antenna in the first space, and the antenna portion of the second antenna is not coincident with the antenna portion of the first antenna in a plane; acquiring a plurality of configurations of the second antenna and the first antenna, wherein each configuration is to perform cross matching on an antenna part of the second antenna and a space part of the first antenna, and the space part of the second antenna and the space part of the first antenna, so that the antenna part in the planar shape of the second antenna can partially or completely occupy the first space, and the antenna part in the planar shape of the first antenna can partially or completely occupy a second space existing in the second antenna; obtaining the configuration mode with the smallest plane area in the multiple configuration modes, and configuring the second antenna and the first antenna on the same plane according to the configuration mode with the smallest plane area;
and taking the configured shapes of the first antenna and the second antenna as the shapes to be subjected to LCP film cutting.
2. The method of claim 1, wherein selecting the second antenna from the plurality of antennas comprises:
selecting an antenna satisfying the following conditions as the second antenna: the antenna portion in the planar shape of the second antenna can partially or entirely occupy the first space, and the antenna portion in the planar shape of the first antenna can partially or entirely occupy a second space existing in the second antenna shape.
3. The method of claim 2, wherein selecting the first antenna or selecting the second antenna from the plurality of antennas comprises:
deleting a predetermined antenna from the plurality of antennas, wherein the predetermined antenna is an antenna having no space in a planar shape;
selecting the first antenna or the second antenna from a plurality of antennas after deleting the predetermined antenna.
4. The method of any of claims 1 to 3, further comprising:
and sending the shape to be subjected to LCP film cutting equipment for cutting.
5. The method according to claim 4, wherein said LCP film is a thin adhered metal LCP film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111231914.5A CN113987609B (en) | 2021-10-22 | 2021-10-22 | LCP film cutting planning method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111231914.5A CN113987609B (en) | 2021-10-22 | 2021-10-22 | LCP film cutting planning method and device |
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| CN113987609A CN113987609A (en) | 2022-01-28 |
| CN113987609B true CN113987609B (en) | 2022-09-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1797847A (en) * | 2004-12-28 | 2006-07-05 | 天迈企业股份有限公司 | Film antenna, and manufacturing method |
| JP5052573B2 (en) * | 2009-08-24 | 2012-10-17 | 株式会社慶洋エンジニアリング | Film antenna manufacturing method |
| DE102010044598B3 (en) * | 2010-09-07 | 2012-01-19 | Leonhard Kurz Stiftung & Co. Kg | Antenna component and method for producing an antenna component |
| CN105574263A (en) * | 2015-12-15 | 2016-05-11 | 西安电子科技大学 | Design method for membrane cutting templates of electrostatic-formed membrane reflector antenna |
| CN109257082A (en) * | 2017-07-14 | 2019-01-22 | 中兴通讯股份有限公司 | A kind of antenna switching handling method, apparatus and system |
| US10553935B2 (en) * | 2017-11-22 | 2020-02-04 | Google Llc | Planar RF antenna with duplicate unit cells |
| CN211806328U (en) * | 2019-11-27 | 2020-10-30 | 江苏胜帆电子科技有限公司 | LCP antenna processing is with cutting edge device |
| CN111585037B (en) * | 2020-05-12 | 2021-04-13 | 西安电子科技大学 | Cable section cutting and networking method of mesh antenna |
| CN112528352B (en) * | 2020-11-17 | 2023-03-24 | 中国科学院新疆天文台 | Antenna panel adjusting method and device, electronic equipment and storage medium |
| CN113352591A (en) * | 2021-06-21 | 2021-09-07 | 南京贝迪新材料科技股份有限公司 | Liquid crystal polymer copper-clad plate lamination control method and system |
| CN113352524B (en) * | 2021-06-21 | 2022-11-01 | 南京贝迪新材料科技股份有限公司 | Method for preparing LCP film from LCP particles by tape casting |
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