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CN107889341A - A kind of unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite - Google Patents

A kind of unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite Download PDF

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Publication number
CN107889341A
CN107889341A CN201711058037.XA CN201711058037A CN107889341A CN 107889341 A CN107889341 A CN 107889341A CN 201711058037 A CN201711058037 A CN 201711058037A CN 107889341 A CN107889341 A CN 107889341A
Authority
CN
China
Prior art keywords
electrographite
unmanned plane
control panel
heat
circuit control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711058037.XA
Other languages
Chinese (zh)
Inventor
杨云胜
杨星
郭颢
蒋伟良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhenjiang Bo Hao Science And Technology Ltd
Original Assignee
Zhenjiang Bo Hao Science And Technology Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhenjiang Bo Hao Science And Technology Ltd filed Critical Zhenjiang Bo Hao Science And Technology Ltd
Priority to CN201711058037.XA priority Critical patent/CN107889341A/en
Publication of CN107889341A publication Critical patent/CN107889341A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0201Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203Cooling of mounted components
    • H05K1/0209External configuration of printed circuit board adapted for heat dissipation, e.g. lay-out of conductors, coatings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/0058Laminating printed circuit boards onto other substrates, e.g. metallic substrates
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/205Heat-dissipating body thermally connected to heat generating element via thermal paths through printed circuit board [PCB]
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/06Thermal details

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

A kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the present invention, including unmanned plane circuit control panel body, the back side of unmanned plane circuit control panel body are provided with the high guided membrane of electrographite;The high guided membrane of electrographite includes high temperature resistant layers of two-sided, electrographite film, thinfilm protective coating and water-absorbing resin layer successively from inside to outside, and six faces of electrographite film are coated with heat-conducting layer;The perforation that multiple apertures are 0.2mm is offered in high temperature resistant layers of two-sided, heat-conducting layer is coated in high temperature resistant layers of two-sided surface and is filled into perforation.The manufacture method of the unmanned plane circuit control panel with the high guided membrane of electrographite of the present invention, is made the high guided membrane of electrographite, and be attached to the back side of unmanned plane circuit control panel body by high temperature resistant layers of two-sided, electrographite film, thinfilm protective coating and heat-conducting layer.The present invention is easy to operate, can obtain pliability and the good high guided membrane of electrographite of thermal conductivity, unmanned plane circuit control panel good heat dissipation effect, service life length.

Description

A kind of unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite
Technical field
The present invention relates to a kind of unmanned plane circuit control panel of good heat dissipation effects and its manufacture method, more specifically, relate to And a kind of unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite.
Background technology
Unmanned plane is a kind of unmanned vehicle manipulated by radio robot or itself presetting apparatus.Mesh Preceding people are very high to the function of unmanned plane and the demand of disposal ability, therefore the degree of integration more and more higher of unmanned plane, unmanned plane CPU kernel it is also more and more, while CPU frequency also more and more higher.So high frequency and performance, makes CPU work Temperature more and more higher, and the rise of CPU temperature will have a strong impact on its service behaviour, therefore, CPU effective radiating is quite important. Also have on the market in being coated with double faced adhesive tape on graphite paper or graphite composite material, then be labelled to CPU board, but the high meeting of double faced adhesive tape thermal resistance Heat conductivity is reduced, is current improved important topic still to be studied above.
The content of the invention
1. invention technical problems to be solved
It is an object of the present invention to overcome the above mentioned deficiencies, provide a kind of unmanned electromechanical with the high guided membrane of electrographite Road control panel and its manufacture method, simple in construction using technical scheme, ingenious in design, simple in construction, design is skilful It is wonderful, pass through the good high guided membrane of electrographite of pliability and thermal conductivity so that unmanned plane circuit control panel good heat dissipation effect, extend Service life.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the invention is:
A kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the present invention, including unmanned plane circuit control panel Body, the back side of described unmanned plane circuit control panel body are provided with the high guided membrane of electrographite;Described electrographite height is led Film includes high temperature resistant layers of two-sided, electrographite film, thinfilm protective coating and water-absorbing resin layer successively from inside to outside, and described is artificial Six faces of graphite film are coated with heat-conducting layer;It is passing through for 0.2mm that multiple apertures are offered in described high temperature resistant layers of two-sided Hole, heat-conducting layer is coated in high temperature resistant layers of two-sided surface and is filled into perforation.
Further, described electrographite film is to intersect the carbonization of heap poststack and graphite by polyimide film and graphite flake Change and be made.
Further, described heat-conducting layer is mixed by siloxane-based resin, heat filling and auxiliary agent, heat filling For copper powder.
A kind of manufacture method of unmanned plane circuit control panel with the high guided membrane of electrographite of the present invention, its step are:
1) polyimide film intersects the carbonization of heap poststack with graphite flake and electrographite film is made in graphitization;
2) surface conditioning agent is uniformly coated on electrographite film, and surface conditioning agent is subjected to drying and processing, dried Dry temperature is 120 DEG C, drying time 23min;
3) punching work is carried out to high temperature resistant layers of two-sided using puncher so that there is aperture in high temperature resistant layers of two-sided For 0.2mm perforation;
4) heat-conducting layer is coated on six faces of electrographite film after step 1) processing and is coated with heat-conducting layer, and will led Thermosphere carries out half drying and processing, and drying temperature is 120 DEG C, drying time 10min, then according to high temperature resistant layers of two-sided, tool There are the electrographite film of half-dried heat-conducting layer and thinfilm protective coating to be subsequently placed on pressing machine worktable, pressing machine, which works, causes people Heat-conducting layer on work graphite film is packed into perforation, and keeps 2min, you can obtains the high guided membrane of semi-finished product electrographite;
5) heat-conducting layer carries out drying and processing and can obtain people in the high guided membrane of semi-finished product electrographite that will be obtained in step 4) The high guided membrane of work graphite, drying temperature are 120 DEG C, drying time 15min;
6) the high guided membrane of electrographite made from step 5) is attached to the back side of unmanned plane circuit control panel body.
Further, described heat-conducting layer consists of the following components in percentage by weight:Siloxane-based resin 7%, lead Hot filler 85%, auxiliary agent 8%.
Further, described heat filling is copper powder.
Further, thinfilm protective coating lateral surface is coated with water-absorbing resin layer in described step 4).
3. beneficial effect
Using technical scheme provided by the invention, compared with existing known technology, have the advantages that:
(1) a kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the invention, the six of its electrographite film Individual face is coated with heat-conducting layer, and heat-conducting layer, which is wrapped in outside electrographite film, forms similar " dumpling " structure, and electrographite film is in water , can be rapidly dispersed by heat square to the high thermal conductivity coefficient with 1500~2500W/mK, but electrographite film Itself exist dry linting, come off, fragmentation the problems such as, and heat-conducting layer can strengthen electrographite because it has excellent elastic characteristic The pliability of film, solve dry linting, come off, fragmentation the problems such as, mutual structure plays a part of maximizing favourable factors and minimizing unfavourable ones;
(2) a kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the invention, its high temperature resistant layers of two-sided On offer the perforation that multiple apertures are 0.2mm, heat-conducting layer is resistance to coated in high temperature resistant layers of two-sided surface and being filled into perforation The problem of high temperature layers of two-sided will not depart from because of temperature height, and heat-conducting layer good heat conductivity, will with reference to the advantages of both Heat-conducting layer is filled into high temperature resistant layers of two-sided in perforation so that and heat can rapidly be transferred uniformly into electrographite layer, Good heat conductivity;
(3) a kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the invention, its thinfilm protective coating apply outside Water-absorbing resin layer is covered with, possesses moisture-proof role, so as to carry out good protection to unmanned plane circuit control panel, guarantee uses the longevity Life;
(4) manufacture method of a kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the invention, it is operated It is convenient, pliability and the good high guided membrane of electrographite of thermal conductivity can be obtained, and then cause the radiating of unmanned plane circuit control panel Effect is good, extends the service life of unmanned plane circuit control panel.
Brief description of the drawings
Fig. 1 is a kind of sectional view of unmanned plane circuit control panel with the high guided membrane of electrographite of the present invention.
Label declaration in schematic diagram:1st, unmanned plane circuit control panel body;2nd, high temperature resistant layers of two-sided;3rd, electrographite Film;4th, thinfilm protective coating;5th, resistant coating;6th, heat-conducting layer.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
With reference to Fig. 1, a kind of unmanned plane circuit control panel with the high guided membrane of electrographite of the present embodiment, including unmanned plane Circuit control panel body 1, the back side of unmanned plane circuit control panel body 1 are provided with the high guided membrane of electrographite;Electrographite height is led Film includes high temperature resistant layers of two-sided 2, electrographite film 3, thinfilm protective coating 4 and water-absorbing resin layer 5, artificial stone successively from inside to outside Six faces of ink film 3 are coated with heat-conducting layer 6, and heat-conducting layer 6, which is wrapped in outside electrographite film 3, forms similar " dumpling " structure, people Work graphite film 3 has 1500~2500W/mK high thermal conductivity coefficient in the horizontal direction, can be rapidly dispersed by heat, but Be electrographite film 3 exist in itself dry linting, come off, fragmentation the problems such as, and heat-conducting layer is because it has excellent elastic characteristic, can be with Strengthen electrographite film pliability, solve dry linting, come off, fragmentation the problems such as, mutual structure plays a part of maximizing favourable factors and minimizing unfavourable ones, Electrographite film 3 is to intersect the carbonization of heap poststack by polyimide film and graphite flake and graphitization is made in the present embodiment;High temperature resistant The perforation that multiple apertures are 0.2mm is offered in layers of two-sided 2, heat-conducting layer 6 is coated in the surface of high temperature resistant layers of two-sided 2 and fills Enter in perforation, high temperature resistant layers of two-sided 2 will not be high because of temperature and the problem of depart from, and the good heat conductivity of heat-conducting layer 6, with reference to Both the advantages of, heat-conducting layer 6 is filled into high temperature resistant layers of two-sided 2 in perforation so that heat rapidly can be passed equably It is handed to electrographite layer, good heat conductivity;The present embodiment heat-conducting layer 6 is mixed by siloxane-based resin, heat filling and auxiliary agent and made Into heat filling is copper powder.
A kind of manufacture method of unmanned plane circuit control panel with the high guided membrane of electrographite of the present embodiment, its step For:
1) polyimide film intersects the carbonization of heap poststack with graphite flake and electrographite film 3 is made in graphitization;
2) surface conditioning agent is uniformly coated on electrographite film 3, and surface conditioning agent is subjected to drying and processing, dried Dry temperature is 120 DEG C, drying time 23min;
3) punching work is carried out to high temperature resistant layers of two-sided 2 using puncher so that there is hole in high temperature resistant layers of two-sided 2 Footpath is 0.2mm perforation;
4) heat-conducting layer is coated on 3 six faces of electrographite film after step 1) processing and is coated with heat-conducting layer 6, and will Heat-conducting layer 6 carries out half drying and processing, and drying temperature is 120 DEG C, drying time 10min, then according to high temperature resistant layers of two-sided 2nd, the electrographite film 3 with half-dried heat-conducting layer and thinfilm protective coating 4 are subsequently placed on pressing machine worktable, pressing machine work So that the heat-conducting layer 6 on electrographite film 3 is packed into perforation, and keep 2min, you can obtain semi-finished product electrographite height and lead Film, wherein heat-conducting layer 6 consist of the following components in percentage by weight:Siloxane-based resin 7%, heat filling 85%, auxiliary agent 8%, heat filling is copper powder, and the lateral surface of thinfilm protective coating 4 is coated with water-absorbing resin layer;
5) heat-conducting layer carries out drying and processing and can obtain people in the high guided membrane of semi-finished product electrographite that will be obtained in step 4) The high guided membrane of work graphite, drying temperature are 120 DEG C, drying time 15min;
6) the high guided membrane of electrographite made from step 5) is attached to the back side of unmanned plane circuit control panel body.
A kind of the unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite of the present invention, operation side Just, the good high guided membrane of electrographite of pliability and thermal conductivity is passed through so that unmanned plane circuit control panel good heat dissipation effect, extend Service life.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.

Claims (7)

1. a kind of unmanned plane circuit control panel with the high guided membrane of electrographite, including unmanned plane circuit control panel body (1), its It is characterised by:The back side of described unmanned plane circuit control panel body (1) is provided with the high guided membrane of electrographite;Described artificial stone The high guided membrane of ink includes high temperature resistant layers of two-sided (2), electrographite film (3), thinfilm protective coating (4) and water suction tree successively from inside to outside Lipid layer (5), six faces of described electrographite film (3) are coated with heat-conducting layer (6);Described high temperature resistant layers of two-sided (2) On offer the perforation that multiple apertures are 0.2mm, heat-conducting layer (6) passes through coated in high temperature resistant layers of two-sided (2) surface and being filled into In hole.
A kind of 2. unmanned plane circuit control panel with the high guided membrane of electrographite according to claim 1, it is characterised in that: Described electrographite film (3) is to intersect the carbonization of heap poststack by polyimide film and graphite flake and graphitization is made.
A kind of 3. unmanned plane circuit control panel with the high guided membrane of electrographite according to claim 2, it is characterised in that: Described heat-conducting layer (6) is mixed by siloxane-based resin, heat filling and auxiliary agent, and heat filling is copper powder.
4. a kind of manufacture method of the unmanned plane circuit control panel with the high guided membrane of electrographite, its step are:
1) polyimide film intersects the carbonization of heap poststack with graphite flake and electrographite film (3) is made in graphitization;
2) surface conditioning agent is uniformly coated on electrographite film (3), and surface conditioning agent is subjected to drying and processing, dried Temperature is 120 DEG C, drying time 23min;
3) punching work is carried out to high temperature resistant layers of two-sided (2) using puncher so that there is hole in high temperature resistant layers of two-sided (2) Footpath is 0.2mm perforation;
4) heat-conducting layer is coated on (3) six faces of electrographite film after step 1) processing and is coated with heat-conducting layer (6), and will Heat-conducting layer (6) carries out half drying and processing, and drying temperature is 120 DEG C, drying time 10min, then according to high temperature resistant double faced adhesive tape Layer (2), the electrographite film (3) with half-dried heat-conducting layer and thinfilm protective coating (4) are subsequently placed on pressing machine worktable, pressure Conjunction machine, which works, causes the heat-conducting layer (6) on electrographite film (3) to be packed into perforation, and keeps 2min, you can obtains semi-finished product The high guided membrane of electrographite;
5) heat-conducting layer carries out drying and processing and can obtain artificial stone in the high guided membrane of semi-finished product electrographite that will be obtained in step 4) The high guided membrane of ink, drying temperature are 120 DEG C, drying time 15min;
6) the high guided membrane of electrographite made from step 5) is attached to the back side of unmanned plane circuit control panel body.
5. a kind of manufacture method of unmanned plane circuit control panel with the high guided membrane of electrographite according to claim 3, It is characterized in that:Described heat-conducting layer (6) consists of the following components in percentage by weight:Siloxane-based resin 7%, heat filling 85%th, auxiliary agent 8%.
6. a kind of manufacture method of unmanned plane circuit control panel with the high guided membrane of electrographite according to claim 4, It is characterized in that:Described heat filling is copper powder.
7. a kind of manufacture method of unmanned plane circuit control panel with the high guided membrane of electrographite according to claim 5, It is characterized in that:Thinfilm protective coating (4) lateral surface is coated with water-absorbing resin layer (5) in described step 4).
CN201711058037.XA 2017-11-01 2017-11-01 A kind of unmanned plane circuit control panel and its manufacture method with the high guided membrane of electrographite Pending CN107889341A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114650707A (en) * 2022-02-28 2022-06-21 安徽碳华新材料科技有限公司 Artificial graphite high-conductivity heat dissipation structure for motor controller of electric vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103763892A (en) * 2014-01-26 2014-04-30 斯迪克新型材料(江苏)有限公司 Heat conduction graphite patch for microelectronic device
CN104883814A (en) * 2015-05-28 2015-09-02 乐健科技(珠海)有限公司 Graphite substrate and manufacture method thereof, LED module and manufacture method thereof
CN205160908U (en) * 2015-11-26 2016-04-13 昆山万源通电子科技有限公司 Circumscribed heat dissipation PCB board
CN207911117U (en) * 2017-11-01 2018-09-25 镇江博昊科技有限公司 A kind of unmanned plane circuit control panel with the high guided membrane of electrographite

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103763892A (en) * 2014-01-26 2014-04-30 斯迪克新型材料(江苏)有限公司 Heat conduction graphite patch for microelectronic device
CN104883814A (en) * 2015-05-28 2015-09-02 乐健科技(珠海)有限公司 Graphite substrate and manufacture method thereof, LED module and manufacture method thereof
CN205160908U (en) * 2015-11-26 2016-04-13 昆山万源通电子科技有限公司 Circumscribed heat dissipation PCB board
CN207911117U (en) * 2017-11-01 2018-09-25 镇江博昊科技有限公司 A kind of unmanned plane circuit control panel with the high guided membrane of electrographite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114650707A (en) * 2022-02-28 2022-06-21 安徽碳华新材料科技有限公司 Artificial graphite high-conductivity heat dissipation structure for motor controller of electric vehicle

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