CN107415235A - Preparation method, device, terminal, computer-readable recording medium and electromagnetic shield of electromagnetic shield - Google Patents
Preparation method, device, terminal, computer-readable recording medium and electromagnetic shield of electromagnetic shield Download PDFInfo
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- CN107415235A CN107415235A CN201710798929.7A CN201710798929A CN107415235A CN 107415235 A CN107415235 A CN 107415235A CN 201710798929 A CN201710798929 A CN 201710798929A CN 107415235 A CN107415235 A CN 107415235A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 238000010146 3D printing Methods 0.000 claims abstract description 78
- 238000004088 simulation Methods 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000013461 design Methods 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 40
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000007769 metal material Substances 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 14
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 12
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 10
- 239000010931 gold Substances 0.000 claims description 10
- 229910052737 gold Inorganic materials 0.000 claims description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
- 239000011651 chromium Substances 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 229910052709 silver Inorganic materials 0.000 claims description 8
- 239000004332 silver Substances 0.000 claims description 8
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- 238000007639 printing Methods 0.000 claims description 6
- 238000000110 selective laser sintering Methods 0.000 claims description 5
- 241001269238 Data Species 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000013481 data capture Methods 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
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- 229910052727 yttrium Inorganic materials 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/80—Data acquisition or data processing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
-
- 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
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/68—Cleaning or washing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
A kind of preparation method of electromagnetic shield, device, terminal, computer-readable recording medium and the electromagnetic shield are disclosed, belongs to 3D printing technique application field.This method includes：According to the radiating condition and electromagnetic wave band of electronic component to be shielded, obtain the minimum repeat unit of shielding part for electronic component to be shielded form parameter and minimum repeat unit respectively space X, Y, Z-direction number of iterations；Simulation model by the generation of 3D design softwares for the electromagnetic shield of electronic component to be shielded；So that simulation model is converted into the data for being available for 3D printing；3D printing is performed by 3D printing equipment, making obtains electromagnetic shield.The device is implemented for this method.Program the step of for performing this method is stored with the terminal.Program the step of for performing this method is stored with the computer-readable recording medium.
Description
Technical field
The present invention relates to 3D printing technique field, more particularly to a kind of system of the electromagnetic shield based on 3D printing technique
Make method, apparatus, terminal, computer-readable recording medium and the electromagnetic shield.
Background technology
The fast development of electronics industry at present, electronic product and electrical appliance have become indispensable in industry and life
Product.But electronic equipment and electrical appliance always produce electromagnetic interference, so that interacting.These influences are probably suitable
Slightly, the temporary transient malfunction of equipment is caused, it is also possible to cause functional disorder, or even cause device damage.This electromagnetic interference
The generation electric current that is primarily due to constantly change cause radiated electric field, the change of electric field produces the magnetic field changed.This magnetic field
Often cause Communications failure with generation interference such as extraneous communication Wifi signals, GPS or influence the internal operation of electrical equipment
And communication.
At present, often can be with highly effective using the structures such as Metal shielding shell, this structure in order to solve electric jamming
Solution interference problem, but metal housing has had a strong impact on that chip etc. radiates, while weight is bigger, and structure is restricted
Outstanding problem.Therefore, how to solve the heat dissipation problem of electronic product, while it is urgently to be resolved hurrily at present ask to reduce electromagnetic radiation
Topic.
The content of the invention
In view of this, the invention provides a kind of preparation method of the electromagnetic shield based on 3D printing technique, device, end
End, computer-readable recording medium and the electromagnetic shield, the characteristics of it is based on 3D printing flexible structure, it can be directed to each to different
The electric equipments such as property, plane make to obtain electromagnetic shield, thus more suitable for practicality.
In order to reach above-mentioned first purpose, the technical scheme of the preparation method of electromagnetic shield provided by the invention is such as
Under：
The preparation method of electromagnetic shield provided by the invention comprises the following steps：
According to the radiating condition and electromagnetic wave band of electronic component to be shielded, acquisition is directed to the electronic component to be shielded
Shielding part minimum repeat unit form parameter and the minimum repeat unit respectively in space X, Y, Z-direction repeat number
Amount；
According to the form parameter of the minimum repeat unit of the shielding part of the electronic component to be shielded and the minimum weight
Multiple unit respectively space X, Y, Z-direction number of iterations, the electronics member device to be shielded is directed to by the generation of 3D design softwares
The simulation model of the electromagnetic shield of part；
Converted by data so that the simulation model is converted into the data for being available for 3D printing；
It is available for the data structure of 3D printing to export to 3D printing equipment according to getting, for the 3D printing equipment
3D printing is performed, making obtains the electromagnetic shield.
The preparation method of electromagnetic shield provided by the invention can be also applied to the following technical measures to achieve further.
Preferably, the one kind of the 3D design softwares in solidworks softwares, pro-E softwares, UG softwares.
Preferably, the material for the 3D printing is metal material or nonmetallic materials, wherein, it is described nonmetallic
The surface of material is coated with metal conducting layer.
Preferably, the one kind of the metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material.
Closed preferably, the metal conducting layer on the surface coated on the nonmetallic materials is selected from stainless steel, aluminium alloy, copper
One kind in gold, gold, silver, chromium.
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials is coated to institute by way of plating
State the surface of nonmetallic materials.
Preferably, during the 3D printing, using selective laser fusing or the method for selective laser sintering
Printing shaping is carried out to the electromagnetic shield.
Preferably, after making obtains the electromagnetic shield, in addition to the electromagnetic shield is sprayed successively
The step of sand, polishing.
Preferably, the minimum repeat unit is 5 × 5 × 5 network, the volume ratio of the network is
15%, minimum dimension≤3mm of the network.
Preferably, the data for being available for 3D printing are STL 3D printing exclusive datas.
Preferably, by the generation of 3D design softwares for the emulation of the electromagnetic shield of the electronic component to be shielded
The method of model comprises the following steps：
According to the form parameter of the minimum repeat unit of the shielding part of the electronic component to be shielded and the minimum weight
Multiple unit respectively space X, Y, Z-direction number of iterations, in the 3D design softwares, respectively in space X, Y, Z-direction pair
The minimum repeat unit carries out the corresponding number of iterations of array.
In order to reach above-mentioned second purpose, the technical scheme of the producing device of electromagnetic shield provided by the invention is such as
Under：
The producing device of electromagnetic shield provided by the invention includes：
Data capture unit, for the radiating condition and electromagnetic wave band according to electronic component to be shielded, acquisition is directed to institute
State the minimum repeat unit of the shielding part of electronic component to be shielded form parameter and the minimum repeat unit respectively in sky
Between X, Y, the number of iterations of Z-direction；
Simulation model generation unit, the minimum repeat unit for shielding part according to the electronic component to be shielded
Form parameter and the minimum repeat unit generate pin respectively in the number of iterations in space X, Y, Z direction by 3D design softwares
To the simulation model of the electromagnetic shield of the electronic component to be shielded；
Data conversion unit, for being converted by data so that the simulation model is converted into the data for being available for 3D printing；
3D printing equipment, for being available for the data structure of 3D printing according to getting, 3D printing is performed, is made to
To the electromagnetic shield.
In order to reach above-mentioned 3rd purpose, the technical scheme of terminal provided by the invention is as follows：
Terminal provided by the invention includes processor, memory, is stored on the memory and can be in the processor
The production process and 3D printing equipment of the electromagnetic shield of upper operation,
Electromagnetic shield provided by the invention is realized when the production process of the electromagnetic shield is by the computing device
Preparation method the step of；
The 3D printing equipment is used to perform 3D printings according to the production process of the electromagnetic shield, and making obtains institute
State electromagnetic shield.
In order to reach above-mentioned 4th purpose, the technical scheme of computer-readable recording medium provided by the invention is as follows：
The production process of electromagnetic shield, the electromagnetic screen are stored with computer-readable recording medium provided by the invention
The step of preparation method of electromagnetic shield provided by the invention is realized when the production process of shield is executed by processor.
In order to reach above-mentioned 5th purpose, the technical scheme of electromagnetic shield provided by the invention is as follows：
Preparation method of the electromagnetic shield provided by the invention through electromagnetic shield provided by the present invention, the present invention provide
Producing device, terminal provided by the invention, computer-readable recording medium provided by the invention and the 3D of electromagnetic shield beat
Any in printing apparatus is prepared.
Electromagnetic shield provided by the invention can be also applied to the following technical measures to achieve further.
Preferably, the space structure of the electromagnetic shield includes some minimum repeat units, some minimum weights
Multiple unit is repeated and interconnected in space X and/or Y and/or Z-direction, and some minimum repeat units are in space X
And/or the quantity that Y and/or Z-direction repeat determines according to the space structure of the electronic component to be shielded.
Preferably, the material of the minimum repeat unit is metal material or nonmetallic materials, wherein, the non-gold
The surface of category material is coated with metal conducting layer.
Preferably, the one kind of the metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material.
Closed preferably, the metal conducting layer on the surface coated on the nonmetallic materials is selected from stainless steel, aluminium alloy, copper
One kind in gold, gold, silver, chromium.
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials is electrodeposited coating.
During preparing electromagnetic shield using the preparation method of electromagnetic shield provided by the invention, device, first
According to the radiating condition and electromagnetic wave band of electronic component to be shielded, acquisition is for the shielding part of the electronic component to be shielded
The form parameter of minimum repeat unit, it is soft in 3D first by computer software according to the form parameter of the minimum repeat unit
The minimum repeat unit is generated on part, then according to the personalized steric configuration of electronic component to be shielded, respectively space X,
Y, in Z-direction, based on the steric configuration of the minimum repeat unit, corresponding quantity is repeated respectively, can be by computer
Software, the simulation model for the electromagnetic shield for obtaining being adapted with the electronic component to be shielded is simulated first on 3D softwares,
Finally, then the simulation model according to the electromagnetic shield, can be somebody's turn to do by 3D printing equipment via the 3D modes printed
Electromagnetic shield.In this case, the electromagnetic screen is prepared using the preparation method of electromagnetic shield provided by the invention, device
During shield, the process due to emulating the electromagnetic shield on 3D softwares by computer software realize relatively convenient and
It is easily modified, also, during being printed according to the simulation model, precision and flexibility are higher, therefore, it can be with
Electromagnetic shield is made for electric equipments such as anisotropy, planes.Terminal provided by the invention and computer-readable storage medium
The preparation method that matter is implemented for electromagnetic shield provided by the invention, therefore, using terminal provided by the invention and meter
Calculation machine readable storage medium storing program for executing, the electric equipments such as anisotropy, plane can also be directed to and make electromagnetic shield.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the step flow chart of the preparation method for the electromagnetic shield that the embodiment of the present invention one provides；
Fig. 2 is that the signal of the producing device for the electromagnetic shield that the embodiment of the present invention two provides flows to relation schematic diagram；
Fig. 3 is the space structure schematic diagram of wherein the first electromagnetic shield, and the electromagnetic shield is respectively to space X, Y, Z
Three directions repeat minimum repeat unit；
Fig. 4 is the space structure schematic diagram of wherein second electromagnetic shield, and the electromagnetic shield is in electronics to be shielded
The top of vigour part, the electromagnetic shield repeat minimum repeat unit in same plane；
Fig. 5 is the space structure schematic diagram of wherein second electromagnetic shield, and the electromagnetic shield is respectively at upper, left and right
Three directions obstruct electronic component, and the electromagnetic shield repeats minimum repeat unit in same plane.
Embodiment
The present invention is to solve the problems, such as that prior art is present, there is provided a kind of system of the electromagnetic shield based on 3D printing technique
Make method, apparatus, terminal, computer-readable recording medium and the electromagnetic shield, the characteristics of it is based on 3D printing flexible structure,
The electric equipments such as anisotropy, plane can be directed to make to obtain electromagnetic shield, thus more suitable for practicality.
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to according to the preparation method of the electromagnetic shield proposed by the present invention based on 3D printing technique, device,
Terminal, computer-readable recording medium and the electromagnetic shield, its embodiment, structure, feature and its effect, specifically
It is bright as after.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one
Or feature, structure or the feature in multiple embodiments can be combined by any suitable form.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, expression may have three kinds of passes
System, for example, A and/or B, is specifically interpreted as：A and B can be included simultaneously, can be with individualism A, can also individualism
B, can possess above-mentioned three kinds of any situations.
Embodiment one
Referring to accompanying drawing 1, the preparation method for the electromagnetic shield that the embodiment of the present invention one provides comprises the following steps：
Step S1：According to the radiating condition and electromagnetic wave band of electronic component to be shielded, obtain for electronics to be shielded member
The form parameter of the minimum repeat unit of the shielding part of device and minimum repeat unit are respectively in space X, Y, Z-direction repeat number
Amount；
Step S2：According to the form parameter of the minimum repeat unit of the shielding part of electronic component to be shielded and minimum repetition
Unit respectively space X, Y, Z-direction number of iterations, by 3D design softwares generation for electronic component to be shielded electricity
The simulation model of magnetic shield；
Step S3：Converted by data so that simulation model is converted into the data for being available for 3D printing；
Step S4：The data structure for being available for 3D printing according to getting is exported to 3D printing equipment, for 3D printing equipment
3D printing is performed, making obtains electromagnetic shield.
During preparing electromagnetic shield using the preparation method of electromagnetic shield provided by the invention, basis is treated first
The radiating condition and electromagnetic wave band of electronic component are shielded, obtains the minimum weight for the shielding part of the electronic component to be shielded
The form parameter of multiple unit, it is raw on 3D softwares first by computer software according to the form parameter of the minimum repeat unit
Into the minimum repeat unit, then according to the personalized steric configuration of electronic component to be shielded, respectively in space X, Y, Z-direction
On, based on the steric configuration of the minimum repeat unit, corresponding quantity is repeated respectively, can be first by computer software
First simulation obtains the simulation model for the electromagnetic shield being adapted with the electronic component to be shielded on 3D softwares, finally, then
According to the simulation model of the electromagnetic shield, the electromagnetic shielding can be obtained via the mode of 3D printing by 3D printing equipment
Part.In this case, the mistake of the electromagnetic shield is prepared using the preparation method of electromagnetic shield provided by the invention, device
Cheng Zhong, the process due to emulating the electromagnetic shield on 3D softwares by computer software realize relatively convenient and are easy to repair
Change, also, during being printed according to the simulation model, precision and flexibility are higher, and therefore, it can be directed to each
The electric equipments such as anisotropy, plane make electromagnetic shield.In the present embodiment, 3D design softwares be selected from solidworks softwares,
One kind in pro-E softwares, UG softwares；Material for 3D printing is metal material or nonmetallic materials, wherein, it is nonmetallic
The surface of material is coated with metal conducting layer；Metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material one
Kind；The metal conducting layer on the surface coated on nonmetallic materials in stainless steel, aluminium alloy, copper alloy, gold, silver, chromium one
Kind；During 3D printing, electromagnetic shield is beaten using the method for selective laser fusing or selective laser sintering
It is printed as type.
Wherein, the metal conducting layer on the surface coated on nonmetallic materials is coated to nonmetallic materials by way of plating
Surface.
Wherein, make after obtaining electromagnetic shield, in addition to carry out sandblasting, the step of polishing successively to electromagnetic shield
Suddenly.
Wherein, minimum repeat unit is 5 × 5 × 5 network, and the volume ratio of network is 15%, network
Minimum dimension≤3mm.
Wherein, the data for being available for 3D printing are STL 3D printing exclusive datas.
Wherein, the side by the generation of 3D design softwares for the simulation model of the electromagnetic shield of electronic component to be shielded
Method comprises the following steps：
According to the form parameter of the minimum repeat unit of the shielding part of electronic component to be shielded and minimum repeat unit point
Not space X, Y, Z-direction number of iterations, in 3D design softwares, respectively in space X, Y, Z-direction to minimum repeat unit
Carry out the corresponding number of iterations of array.
Embodiment two
Referring to accompanying drawing 2, the producing device for the electromagnetic shield that the embodiment of the present invention two provides includes：
Data capture unit, for the radiating condition and electromagnetic wave band according to electronic component to be shielded, obtain for treating
The form parameter of the minimum repeat unit of the shielding part of shielding electronic component and minimum repeat unit are respectively in space X, Y, Z side
To number of iterations；
Simulation model generation unit, the shape for the minimum repeat unit of the shielding part according to electronic component to be shielded
Parameter and minimum repeat unit respectively space X, Y, Z-direction number of iterations, by the generation of 3D design softwares for be shielded
The simulation model of the electromagnetic shield of electronic component；
Data conversion unit, for being converted by data so that simulation model is converted into the data for being available for 3D printing；
3D printing equipment, for according to the data structure for being available for 3D printing got, performing 3D printing, making obtains electricity
Magnetic shield.
During preparing electromagnetic shield using the producing device of electromagnetic shield provided by the invention, basis is treated first
The radiating condition and electromagnetic wave band of electronic component are shielded, obtains the minimum weight for the shielding part of the electronic component to be shielded
The form parameter of multiple unit, it is raw on 3D softwares first by computer software according to the form parameter of the minimum repeat unit
Into the minimum repeat unit, then according to the personalized steric configuration of electronic component to be shielded, respectively in space X, Y, Z-direction
On, based on the steric configuration of the minimum repeat unit, corresponding quantity is repeated respectively, can be first by computer software
First simulation obtains the simulation model for the electromagnetic shield being adapted with the electronic component to be shielded on 3D softwares, finally, then
According to the simulation model of the electromagnetic shield, the electromagnetic shielding can be obtained via the mode of 3D printing by 3D printing equipment
Part.In this case, the mistake of the electromagnetic shield is prepared using the preparation method of electromagnetic shield provided by the invention, device
Cheng Zhong, the process due to emulating the electromagnetic shield on 3D softwares by computer software realize relatively convenient and are easy to repair
Change, also, during being printed according to the simulation model, precision and flexibility are higher, and therefore, it can be directed to each
The electric equipments such as anisotropy, plane make electromagnetic shield.In the present embodiment, 3D design softwares be selected from solidworks softwares,
One kind in pro-E softwares, UG softwares；Material for 3D printing is metal material or nonmetallic materials, wherein, it is nonmetallic
The surface of material is coated with metal conducting layer；Metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material one
Kind；The metal conducting layer on the surface coated on nonmetallic materials in stainless steel, aluminium alloy, copper alloy, gold, silver, chromium one
Kind；During 3D printing, electromagnetic shield is beaten using the method for selective laser fusing or selective laser sintering
It is printed as type.
Embodiment three
The terminal that the embodiment of the present invention three provides includes processor, memory, storage on a memory and can be in processor
The production process and 3D printing equipment of the electromagnetic shield of upper operation.The sheet when production process of electromagnetic shield is executed by processor
The step of preparation method of the electromagnetic shield provided is provided；3D printing equipment is used to be held according to the production process of electromagnetic shield
Row 3D is printed, and making obtains electromagnetic shield.
It is first during the terminal that the embodiment of the present invention three provides prepares electromagnetic shield with 3D printing equipment use in conjunction
First according to the radiating condition and electromagnetic wave band of electronic component to be shielded, the shielding part for the electronic component to be shielded is obtained
Minimum repeat unit form parameter, according to the form parameter of the minimum repeat unit, first by computer software, in 3D
The minimum repeat unit is generated on software, then according to the personalized steric configuration of electronic component to be shielded, respectively in space
X, Y, in Z-direction, based on the steric configuration of the minimum repeat unit, repeat corresponding quantity respectively, can be by calculating
Machine software, the emulation mould for the electromagnetic shield for obtaining being adapted with the electronic component to be shielded is simulated first on 3D softwares
Type, finally, then the simulation model according to the electromagnetic shield, it can be obtained by 3D printing equipment via the mode of 3D printing
The electromagnetic shield.In this case, the electromagnetism is prepared using the preparation method of electromagnetic shield provided by the invention, device
During shielding part, because the process for emulating the electromagnetic shield on 3D softwares by computer software realizes relatively convenient
And be easily modified, also, during being printed according to the simulation model, precision and flexibility are higher, and therefore, it can
To make electromagnetic shield for electric equipments such as anisotropy, planes.
Example IV
The production process of electromagnetic shield, electricity are stored with the computer-readable recording medium that the embodiment of the present invention four provides
The step of preparation method of electromagnetic shield provided by the invention is realized when the production process of magnetic shield is executed by processor.
The computer-readable recording medium that the embodiment of the present invention four provides prepares electromagnetic screen with 3D printing equipment use in conjunction
During shield, the electricity to be shielded is directed to according to the radiating condition and electromagnetic wave band of electronic component to be shielded, acquisition first
The form parameter of the minimum repeat unit of the shielding part of sub- component, according to the form parameter of the minimum repeat unit, is borrowed first
Computer software is helped, the minimum repeat unit is generated on 3D softwares, it is then empty according to the personalization of electronic component to be shielded
Between configuration, respectively in space X, Y, Z-direction, based on the steric configuration of the minimum repeat unit, repeat respectively corresponding
Quantity, it can be simulated first on 3D softwares by computer software and obtain the electricity being adapted with the electronic component to be shielded
The simulation model of magnetic shield, finally, then the simulation model according to the electromagnetic shield, can by 3D printing equipment, via
The mode of 3D printing obtains the electromagnetic shield.In this case, using the making side of electromagnetic shield provided by the invention
During method, device prepare the electromagnetic shield, due to emulating the electromagnetic shield on 3D softwares by computer software
Process realize relatively convenient and be easily modified, also, during being printed according to the simulation model, precision and flexibly
Property it is higher, therefore, it can be directed to the electric equipment such as anisotropy, plane and make electromagnetic shield.
Embodiment five
Preparation method of the electromagnetic shield through electromagnetic shield provided by the present invention, the sheet of the offer of the embodiment of the present invention five
Producing device, terminal provided by the invention, the computer-readable storage medium provided by the invention of the electromagnetic shield provided are provided
Any in matter and 3D printing equipment is prepared.
The electromagnetic shield that the embodiment of the present invention five provides is in the case of emulation of the computer software, is set via 3D printing
What standby printing obtained, it is generally the case that, can be easily soft in computer during being emulated by computer software
Simulation model is modified on part, moreover, during being modified to simulation model, industrial materials will not be applied to,
Go out corresponding product without actual fabrication, therefore, human resources can not only be saved, it can also enough avoiding applicable industry
Loss and environmental pollution caused by material, also, so obtained electromagnetic shield can be directed to the electrical equipment such as anisotropy, plane
Equipment making electromagnetic shield.
Wherein, the space structure of electromagnetic shield includes some minimum repeat units, and some minimum repeat units are in space X
And/or Y and/or Z-direction are repeated and interconnected, some minimum repeat units are in space X and/or Y and/or Z-direction
The quantity repeated determines according to the space structure of electronic component to be shielded.
Wherein, the material of minimum repeat unit is metal material or nonmetallic materials, wherein, the surface of nonmetallic materials
Coated with metal conducting layer.
Wherein, the one kind of metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material.
Wherein, the metal conducting layer on the surface coated on nonmetallic materials be selected from stainless steel, aluminium alloy, copper alloy, gold,
One kind in silver, chromium.In the present embodiment, the metal conducting layer on the surface coated on nonmetallic materials is electrodeposited coating.
Embodiment six
Step S61：Single cell structure is constructed using 3 d modeling software SolidWorks/UG etc., selects 5 × 5 × 5 net
Lattice structure, volume ratio 15%, smallest cell dimension are not more than 3mm, to ensure good effectiveness.
Step S62：According to the model of final design, the unit cell in step S61 is subjected to array and obtains final three-dimensional grid
Model element, it is STL 3D printing private data formats by threedimensional model output.
Step S63：By STL mode inputs into slicing treatment software, it is stainless steel to select material, and forming parameter is according to soft
Part is set.Forming technology is melted using selective laser.
Step S64：3D printing is carried out according to section path.Taken out after the completion of printing from powder cylinder, it is unnecessary to remove
Powder, sandblasting is carried out to part, polishing completion processing, electromagnetic shield is made.
Embodiment seven
Step S71：Single cell structure is constructed using 3 d modeling software SolidWorks/UG etc., selects 5 × 5 × 5 net
Lattice structure, volume ratio 15%, smallest cell dimension are not more than 3mm, to ensure good effectiveness.
Step S72：According to the model of final design, the unit cell in step S71 is subjected to array and obtains final three-dimensional grid
Model element, it is STL 3D printing private data formats by threedimensional model output.
Step S73：By STL mode inputs into slicing treatment software, it is nylon high polymer material to select material, into parameter
Number is according to software design patterns.Forming technology uses selective laser sintering.
Step S74：3D printing is carried out according to section path.Taken out after the completion of printing from powder cylinder, it is unnecessary to remove
Powder.Drip molding is put into surfactant surface is activated.After the completion of activation drip molding electroplating surface conductive silver,
The materials such as chromium, electromagnetic shield is made.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of preparation method of electromagnetic shield, it is characterised in that comprise the following steps：
According to the radiating condition and electromagnetic wave band of electronic component to be shielded, the screen for the electronic component to be shielded is obtained
The form parameter of the minimum repeat unit of shield and the minimum repeat unit respectively space X, Y, Z-direction number of iterations；
It is single according to the form parameter of the minimum repeat unit of the shielding part of the electronic component to be shielded and the minimum repetition
Member respectively space X, Y, Z-direction number of iterations, by the generation of 3D design softwares for the electronic component to be shielded
The simulation model of electromagnetic shield；
Converted by data so that the simulation model is converted into the data for being available for 3D printing；
It is available for the data structure of 3D printing to export to 3D printing equipment according to getting, is performed for the 3D printing equipment
3D printing, making obtain the electromagnetic shield.
2. the preparation method of electromagnetic shield according to claim 1, it is characterised in that the 3D design softwares are selected from
One kind in solidworks softwares, pro-E softwares, UG softwares.
3. the preparation method of electromagnetic shield according to claim 1, it is characterised in that the material for the 3D printing
For metal material or nonmetallic materials, wherein, the surface of the nonmetallic materials is coated with metal conducting layer；
Preferably, the one kind of the metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material；
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials be selected from stainless steel, aluminium alloy, copper alloy,
One kind in gold, silver, chromium；
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials be coated to by way of plating it is described non-
The surface of metal material；
Preferably, during the 3D printing, using the method for selective laser fusing or selective laser sintering to institute
State electromagnetic shield and carry out printing shaping；
Preferably, after making obtains the electromagnetic shield, in addition to carry out sandblasting successively to the electromagnetic shield, beat
The step of mill；
Preferably, the minimum repeat unit is 5 × 5 × 5 network, the volume ratio of the network is 15%,
Minimum dimension≤3mm of the network；
Preferably, the data for being available for 3D printing are STL 3D printing exclusive datas.
4. the preparation method of electromagnetic shield according to claim 1, it is characterised in that pin is generated by 3D design softwares
The method of the simulation model of the electromagnetic shield of the electronic component to be shielded is comprised the following steps：
It is single according to the form parameter of the minimum repeat unit of the shielding part of the electronic component to be shielded and the minimum repetition
Member respectively space X, Y, Z-direction number of iterations, in the 3D design softwares, respectively in space X, Y, Z-direction to described
Minimum repeat unit carries out the corresponding number of iterations of array.
A kind of 5. producing device of electromagnetic shield, it is characterised in that including：
Data capture unit, for the radiating condition and electromagnetic wave band according to electronic component to be shielded, obtain and treated for described
Shield electronic component shielding part minimum repeat unit form parameter and the minimum repeat unit respectively space X,
Y, the number of iterations of Z-direction；
Simulation model generation unit, the shape for the minimum repeat unit of the shielding part according to the electronic component to be shielded
Parameter and the minimum repeat unit respectively space X, Y, Z-direction number of iterations, institute is directed to by the generation of 3D design softwares
State the simulation model of the electromagnetic shield of electronic component to be shielded；
Data conversion unit, for being converted by data so that the simulation model is converted into the data for being available for 3D printing；
3D printing equipment, for being available for the data structure of 3D printing according to getting, 3D printing is performed, making obtains institute
State electromagnetic shield.
6. a kind of terminal, it is characterised in that including processor, memory, be stored on the memory and can be in the processing
The production process and 3D printing equipment for the electromagnetic shield run on device,
Any described electricity in Claims 1 to 4 is realized when the production process of the electromagnetic shield is by the computing device
The step of preparation method of magnetic shield；
The 3D printing equipment is used to perform 3D printing according to the production process of the electromagnetic shield, and making obtains the electromagnetism
Shielding part.
7. a kind of computer-readable recording medium, it is characterised in that be stored with electromagnetic screen on the computer-readable recording medium
The production process of shield, the production process of the electromagnetic shield realize any institute in Claims 1 to 4 when being executed by processor
The step of preparation method for the electromagnetic shield stated.
8. a kind of electromagnetic shield, it is characterised in that the electromagnetic shield is via any described electricity in Claims 1 to 4
Terminal, power described in the producing device of electromagnetic shield described in the preparation method of magnetic shield, claim 5, claim 6
What profit required in computer-readable recording medium and 3D printing equipment described in 7 any is prepared.
9. electromagnetic shield according to claim 8, it is characterised in that if the space structure of the electromagnetic shield includes
Minimum repeat unit is done, some minimum repeat units repeat in space X and/or Y and/or Z-direction and are interconnected on one
Rise, some minimum repeat units are first according to the electronics to be shielded in the quantity that space X and/or Y and/or Z-direction are repeated
The space structure of device and determine.
10. electromagnetic shield according to claim 9, it is characterised in that the material of the minimum repeat unit is metal
Material or nonmetallic materials, wherein, the surface of the nonmetallic materials is coated with metal conducting layer；
Preferably, the one kind of the metal material in stainless steel, aluminium alloy, copper alloy, titanium alloy material；
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials be selected from stainless steel, aluminium alloy, copper alloy,
One kind in gold, silver, chromium；
Preferably, the metal conducting layer on the surface coated on the nonmetallic materials is electrodeposited coating.
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| CN201710798929.7A CN107415235A (en) | 2017-09-07 | 2017-09-07 | Preparation method, device, terminal, computer-readable recording medium and electromagnetic shield of electromagnetic shield |
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| CN109819638A (en) * | 2018-12-26 | 2019-05-28 | 华中科技大学 | A kind of electromagnetic shielding glass and preparation method thereof |
| JP2022504343A (en) * | 2018-10-18 | 2022-01-13 | ロジャーズ・コーポレイション | Methods for the production of spatially variable dielectric materials, articles made by this method, and their use. |
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