CN110337208A - Frame and manufacturing method thereof and electronic device - Google Patents
Frame and manufacturing method thereof and electronic device Download PDFInfo
- Publication number
- CN110337208A CN110337208A CN201910628139.3A CN201910628139A CN110337208A CN 110337208 A CN110337208 A CN 110337208A CN 201910628139 A CN201910628139 A CN 201910628139A CN 110337208 A CN110337208 A CN 110337208A
- Authority
- CN
- China
- Prior art keywords
- frame
- supporting layer
- decorative layer
- optical filtering
- layer
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 54
- 230000008093 supporting effect Effects 0.000 claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 45
- 229920003023 plastic Polymers 0.000 claims abstract description 39
- 239000004033 plastic Substances 0.000 claims abstract description 33
- 239000002131 composite material Substances 0.000 claims abstract description 31
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 37
- 239000000843 powder Substances 0.000 claims description 27
- 239000008188 pellet Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 8
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 8
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 8
- 239000012043 crude product Substances 0.000 claims description 7
- 239000000155 melt Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000004417 polycarbonate Substances 0.000 claims description 6
- 229920000515 polycarbonate Polymers 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- 239000004917 carbon fiber Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000004014 plasticizer Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 4
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 229910000906 Bronze Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 239000010974 bronze Substances 0.000 claims description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000004526 silane-modified polyether Substances 0.000 claims description 3
- 229920001897 terpolymer Polymers 0.000 claims description 2
- 238000007667 floating Methods 0.000 abstract description 8
- 238000004891 communication Methods 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract 3
- 239000012466 permeate Substances 0.000 abstract 1
- 210000000697 sensory organ Anatomy 0.000 abstract 1
- 239000000047 product Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 3
- 229920006351 engineering plastic Polymers 0.000 description 3
- 230000001976 improved effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005453 pelletization Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000002224 dissection Methods 0.000 description 2
- 230000004313 glare Effects 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3406—Components, e.g. resistors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to a frame, a manufacturing method thereof and an electronic device comprising the frame. This frame includes supporting layer, decorative layer and light filtering strip, the supporting layer is the compound material of plastics that has the fibre reinforced material of doping, the decorative layer is the compound material of plastics, the light filtering strip is the transparent plastic material that supplies the infrared light to permeate through, the decorative layer is located the outside of supporting layer, the light filtering strip is located the inboard of supporting layer, just the supporting layer the decorative layer and the light filtering strip is co-extrusion's integral type structure. The frame is made of plastic materials on the whole, is light in weight and cannot affect communication signals; the supporting layer is a plastic composite material doped with fiber reinforced materials, and has high structural strength and stable mechanical performance; the outside of supporting layer is equipped with the decorative layer, and the skin also is the compound material of plastics, can cover the fine cover of floating on supporting layer surface, therefore whole frame surface can not observe to have the fine appearance of floating, and the sense organ that gives the user is experienced well.
Description
Technical field
The present invention relates to electronic product casing fields, more particularly, to a kind of frame and preparation method thereof and contain the frame
Electronic device.
Background technique
Currently, the infrared integrated machine frame material of market popularity uses metal class frame mostly, as aluminium alloy, magnesium alloy or
Stainless steel etc..Metal edge frame has structural strength height and the advantages such as decorative surface is good, but there is also some obvious simultaneously
The shortcomings that, such as to the screen effect of electromagnetism.The transmission that infrared integrated machine needs to have wireless signal with external equipment, especially 5G skill
The art epoch, metal edge frame material can be on the very big influence of signal generation to the delivery request of wireless messages；Secondly biggish
Weight of equipment can be further increased using metal edge frame in display equipment, be unfavorable for transporting；In addition, metal material cost and processing
The cost is relatively high.These problems are all the parts for being worth further improving.
The above problem, but unskilled labor can be overcome to a certain extent with generic engineering plastics class frame substituted metal frame
There is also some urgent problems for engineering plastics frame, if structural strength is low, hold when carrying larger-size display equipment
Easily-deformable, there are also generic engineering plastics shrinking percentage is higher, in hot-cool environment variation, change in size is larger.And increased by fiber
By force, such as the plastics composite material of addition glass, carbon fiber preparation can effectively improve the machinery of product to a certain extent
Intensity, but the surface floating fiber of product is difficult to overcome, and can seriously affect the usage experience of product.
In addition, generally requiring to be equipped with optical filtering item in the side of infrared touch panel framework, the optical filtering in infrared integrated machine
Item can only penetrate infrared light, other environment light can be filtered out, to reduce the interference of environment light.Optical filtering item needs in traditional technology
It individually produces, is then fixed on inside frame by way of buckle or riveted again in assembly, produces relevant transport, packet
The costs such as dress, manual assembly are also unfavorable for the raising of production efficiency.
Summary of the invention
Based on this, it is necessary to provide one kind and be easy to make, is light, advantageously reducing on communication signal transmissions influence and without floating
Fine frame and preparation method thereof and the electronic device containing the frame.
A kind of frame, including supporting layer, decorative layer and optical filtering item, the supporting layer are the modeling doped with fibre reinforced materials
Expect composite, the decorative layer is plastic composite matter, and the optical filtering item is the transparent plastics material for infrared light, institute
The outside that decorative layer is set to the supporting layer is stated, the optical filtering item is set to the inside of the supporting layer, and the supporting layer, described
Decorative layer and the optical filtering item are the integral structure of co-extrusion modling.
The plastic composite matter of the supporting layer is with acrylonitrile-butadiene-styrene (ABS) three in one of the embodiments,
Membered copolymer is basis material；And/or
The fibre reinforced materials is selected from least one of glass fibre, carbon fiber and aramid fiber；And/or
Mass percentage of the fibre reinforced materials in the supporting layer is 10%~25%.
The basis material of the plastic composite matter of the decorative layer is selected from acrylic nitrile-butadiene two in one of the embodiments,
At least one of alkene-styrene copolymer, polycarbonate and polymethyl methacrylate；And/or
Being added in the plastic composite matter of the decorative layer has at least one of lubricant, antioxidant and plasticizer；
And/or
Doped with metal powder and/or pearl powder in the decorative layer.
The each raw material component of the decorative layer is as follows in one of the embodiments:
In one of the embodiments, the metal powder be selected from aluminium powder, bronze, silver powder, zinc powder, copper powder, glass putty, nickel powder and
At least one of iron powder；And/or
The pearl powder is selected from least one of glass pearl powder and nacreous mica powder.
The optical filtering item is infrared filtering strip in one of the embodiments,；And/or
The material of the optical filtering item is selected from polycarbonate, polymethyl methacrylate, silyl-terminated polyether prepolymer resin
At least one of with polystyrene.
A kind of production method of frame described in any of the above-described embodiment, includes the following steps:
The pellet of the pellet of supporting layer, the pellet of decorative layer and optical filtering item is provided or prepares, the pellet of the supporting layer is
Doped with the plastic composite matter of fibre reinforced materials, the pellet of the decorative layer is plastic composite matter, the optical filtering item
Pellet is the transparent plastics material for infrared light；
Dry above-mentioned three kinds of pellets are separately added into corresponding barrel, the melt extrusion from respective mold, and
Composite molding at head, obtains crude product after cooling and shaping；
Cutting and splicing are carried out to crude product, obtain the frame.
The melt extrusion condition phase of the supporting layer, the decorative layer and the optical filtering item in one of the embodiments,
Together；And/or
The process conditions of the melt extrusion from respective mold are as follows:
Drying time: 2h~5h；
Drying temperature: 80 DEG C~120 DEG C；
Mold temperature: 60 DEG C~100 DEG C；
Extrusion temperature: 200 DEG C~230 DEG C；
Screw speed: 40rpm~80rpm.
A kind of electronic device, the frame of the electronic device are frame described in any of the above-described embodiment or are above-mentioned
Frame made by the production method of frame described in one embodiment.
The electronic device is infrared touch input equipment in one of the embodiments, is equipped on the frame red
Outer transmitting tube, the infrared transmitting tube are located at the outside of the optical filtering item.
Above-mentioned frame uses plastic material on the whole, light, and will not impact to signal of communication；Supporting layer is doping
There is the plastic composite matter of fibre reinforced materials, structural strength is high, stable mechanical performance；The outside of supporting layer is equipped with decorative layer,
Outer layer is also plastic composite matter, the floating fiber covering lid of support layer surface can be covered, thus entire jamb surface will not be observed
Fine appearance is floated to having, it is good to the sensory experience of user.
Detailed description of the invention
Fig. 1 is a kind of partial structure diagram of frame provided by the invention.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more phases
Any and all combinations of the listed item of pass.
As shown in Figure 1, the present invention provides a kind of frames 100 comprising supporting layer 110, decorative layer 120 and optical filtering item
130.Supporting layer 110 is the plastic composite matter doped with fibre reinforced materials, and decorative layer 120 is plastic composite matter, is filtered
Item 130 is the transparent plastics material for infrared light.Decorative layer 120 is set to the outside of supporting layer 110, and optical filtering item 130 is set to
The inside of supporting layer 110, and supporting layer 110, decorative layer 120 and optical filtering item 130 are the integral structure of co-extrusion modling.
Supporting layer 110 is the structural strength support layer of entire frame 100, is main length of load bearing material layer.It is specific at one
In example, the plastic composite matter of supporting layer 110 is with acrylonitrile-butadiene-styrene terpolymer (ABS) for matrix material
Material.The thickness of supporting layer 110 can be but not limited to 0.5mm~20mm, for example, can be 0.5mm, 1mm, 3mm, 5mm, 8mm,
10mm, 12mm, 15mm, 18mm or 20mm etc..
Fibre reinforced materials is used to enhance the structural strength and mechanical performance of entire supporting layer 110, prevent supporting layer 110 with
The cold and hot variation of environment and contraction or expansion, guarantee the dimensional stability of supporting layer 110, and material can be improved by fiber reinforcement
Specific strength and specific modulus, reinforcing material corrosion resistance and endurance quality.In a specific example, fibre reinforced materials is selected from glass
At least one of glass fiber (GF), carbon fiber (CF) and aramid fiber.Preferably, fibre reinforced materials is in supporting layer 110
Mass percentage be 10%~25%, such as can be 10%, 12%, 15%, 18%, 20%, 23% or 25% etc..
Decorative layer 120 is covered on the outside of supporting layer 110, can be used for covering the floating fibre on 110 surface of supporting layer, and enhancing produces
The usage experience of product.In a specific example, the basis material of the plastic composite matter of decorative layer 120 is selected from acrylic nitrile-butadiene
At least one of styrene terpolymer (ABS), polycarbonate (PC) and polymethyl methacrylate (PMMA).
The thickness of decorative layer 120 can be but not limited to 0.5mm~20mm, for example, can be 0.5mm, 1mm, 3mm, 5mm, 8mm,
10mm, 12mm, 15mm, 18mm or 20mm etc..
Preferably, doped with metal powder and/or pearl powder in decorative layer 120.Metal powder and/or pearl powder can assign material
Expect metal-like, make material that inherently there is metal appearance, thus no longer needs in interior decorative coats such as surface spray paints.Into one
Step, it is preferable that being added in the plastic composite matter of decorative layer 120 has at least one of lubricant, antioxidant and plasticizer.
Lubricant can be effectively improved the dispersibility of metal powder and/or pearl powder in basis material, improve material processing performance and
Presentation quality.The inoxidizability of material can be improved in antioxidant, and then is conducive to improve the endurance quality of material.Plasticizer can
With mechanical performances such as the flexibilities that improves material, keep product easily processed into type, and be easily installed.
In a specific example, metal powder is in aluminium powder, bronze, silver powder, zinc powder, copper powder, glass putty, nickel powder and iron powder
At least one.Pearl powder is selected from least one of glass pearl powder and nacreous mica powder.
More specifically, in one example, each raw material component and parts by weight of decorative layer 120 are as follows:
In a preferred example, each raw material component and parts by weight of decorative layer 120 are as follows:
Optical filtering item 130 is used to filter out veiling glare, such as in the present invention, optical filtering item 130 is infrared filtering strip, is preferably only allowed red
Outer light passes through.In a specific example, the material of optical filtering item 130 is selected from polycarbonate (PC), polymethyl methacrylate
(PMMA), at least one of silyl-terminated polyether performed polymer (MS) resin and polystyrene (PS).Optical filtering item 130 is for being located at
Before infrared emission light, to filter out veiling glare, enhance effective inductive signal.
The frame 100 uses three kinds of material co-extrusion modling techniques, can prepare optical filtering item 130,110 and of supporting layer with a step
Decorative layer 120 no longer needs to the assembly manipulation for carrying out optical filtering item 130, can reduce transport and assembly cost.
Further, the decorative layer 120 preferably one kind is exempted to spray outer layer, thus without spraying again on the surface of frame 100
Other interior decorative coats are applied, so as to reduce manufacturing procedure, process costs is reduced, improves production efficiency.
The present invention also provides a kind of production methods of frame comprising following steps:
Step 1: providing or prepares the pellet of the pellet of supporting layer, the pellet of decorative layer and optical filtering item, the pellet of supporting layer
Pellet for the plastic composite matter doped with fibre reinforced materials, decorative layer is plastic composite matter, and the pellet of optical filtering item is
For the transparent plastics material of infrared light；
Step 2: dry above-mentioned three kinds of pellets are separately added into corresponding barrel, are squeezed out from respective mold molten
Body, and the composite molding at head, obtain crude product after cooling and shaping；
Step 3: cutting and splicing are carried out to crude product, obtain frame.
In a specific example, in step 1, various pellets can use the side of double screw extruder extruding pelletization
Formula production, such as the modeling for the decorative layer containing basis material, metal powder, pearl powder, lubricant, antioxidant and plasticizer
Expect composite, before extruding pelletization, each raw material can be installed to certain proportion, first mixing is added into high-speed mixer
It is even, such as it is stirred 5min under the revolving speed of 100r/min, then mixture is placed in double screw extruder and is kneaded
It squeezes out, basal temperature can be but not limited to 240 DEG C, and the pellet of decorative layer can be obtained in pelletizing after cooling.Other pellets can be same
Reason production.
Further, in a specific example, the melt extrusion condition phase of supporting layer, decorative layer and optical filtering item in step 2
Together.Further, in step 2 from respective mold melt extrusion process conditions can according to but be not limited to as follows:
Drying time: 2h~5h；
Drying temperature: 80 DEG C~120 DEG C；
Mold temperature: 60 DEG C~100 DEG C；
Extrusion temperature: 200 DEG C~230 DEG C；
Screw speed: 40rpm~80rpm.
The cutting is can to carry out dissection processing according to the size of preset frame after cooling and shaping, then can be right
The both ends of the strip crude product of dissection are processed, and integral type frame can be obtained after splicing.
In addition, frame is frame 100 described in any of the above-described example the present invention also provides a kind of electronic device.
As shown in Figure 1, electronic device is infrared touch input equipment in a specific example, it is equipped on frame 100
Infrared transmitting tube 200, infrared transmitting tube 300 are located at the outside of optical filtering item 130.Infrared transmitting tube 200 emit infrared light via
Sensillary area domain is answered in optical filtering item 130 injects electronic device touch after filtering.
Above-mentioned frame 100 uses plastic material on the whole, light, and will not impact to signal of communication；Supporting layer 110
For the plastic composite matter doped with fibre reinforced materials, structural strength is high, stable mechanical performance；The outside of supporting layer 110 is set
There is decorative layer 120, outer layer is also plastic composite matter, the floating fiber covering lid on 110 surface of supporting layer can be covered, thus entire side
100 surface of frame would not observe that floating fine appearance, good to the sensory experience of user.
Further details of theory is done to frame and preparation method thereof of the invention below in conjunction with specific embodiment and comparative example
It is bright.Each embodiment and comparative example mainly has studied different material compositions and different extrusion conditions to the performance shadow of supporting layer
It rings.
It is understood that the parameter in each embodiment is specific operation example, it is not intended to restrict the invention.
As shown in table 1 below, embodiment 1-6 grades of comparative example 1-3 have studied the material property of the supporting layer of different compositions respectively.
Table 1
Note: mold temperature: 65 DEG C；Extrusion temperature: 220 DEG C, screw speed 60rpm.
Test result is as follows for the mechanical performance index of obtained each supporting layer shown in table 2.
Table 2
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 | Test method ASTM |
| Tensile strength | 42Mpa | 45Mpa | 47Mpa | 44Mpa | 21Mpa | D638 |
| Extensibility | 35% | 36% | 34% | 36% | 42% | D638 |
| Bending strength | 73Mpa | 75Mpa | 74Mpa | 76Mpa | 36Mpa | D790 |
| Bending modulus | 2000Mpa | 2003Mpa | 2001Mpa | 2002Mpa | 867Mpa | D790 |
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of frame, which is characterized in that including supporting layer, decorative layer and optical filtering item, the supporting layer is to increase doped with fiber
The plastic composite matter of strong material, the decorative layer are plastic composite matter, and the optical filtering item is for the transparent of infrared light
Plastic material, the decorative layer are set to the outside of the supporting layer, and the optical filtering item is set to the inside of the supporting layer, and described
Supporting layer, the decorative layer and the optical filtering item are the integral structure of co-extrusion modling.
2. frame as described in claim 1, which is characterized in that the plastic composite matter of the supporting layer is with acrylic nitrile-butadiene
Styrene terpolymer is basis material；And/or
The fibre reinforced materials is selected from least one of glass fibre, carbon fiber and aramid fiber；And/or
Mass percentage of the fibre reinforced materials in the supporting layer is 10%~25%.
3. frame as described in claim 1, which is characterized in that the basis material of the plastic composite matter of the decorative layer is selected from
At least one of acrylonitrile-butadiene-styrene terpolymer, polycarbonate and polymethyl methacrylate；And/or
Being added in the plastic composite matter of the decorative layer has at least one of lubricant, antioxidant and plasticizer；And/or
Doped with metal powder and/or pearl powder in the decorative layer.
4. frame as claimed in claim 3, which is characterized in that each raw material component of the decorative layer is as follows:
5. frame as described in claim 3 or 4, which is characterized in that the metal powder be selected from aluminium powder, bronze, silver powder, zinc powder,
At least one of copper powder, glass putty, nickel powder and iron powder；And/or
The pearl powder is selected from least one of glass pearl powder and nacreous mica powder.
6. frame as described in any one of claims 1 to 4, which is characterized in that the optical filtering item is infrared filtering strip；With/
Or
The material of the optical filtering item is selected from polycarbonate, polymethyl methacrylate, silyl-terminated polyether prepolymer resin and gathers
At least one of styrene.
7. a kind of production method of such as frame according to any one of claims 1 to 6, which comprises the steps of:
The pellet of the pellet of supporting layer, the pellet of decorative layer and optical filtering item is provided or prepares, the pellet of the supporting layer is doping
There is the plastic composite matter of fibre reinforced materials, the pellet of the decorative layer is plastic composite matter, the pellet of the optical filtering item
For the transparent plastics material for infrared light；
Dry above-mentioned three kinds of pellets are separately added into corresponding barrel, the melt extrusion from respective mold, and in head
Locate composite molding, crude product is obtained after cooling and shaping；
Cutting and splicing are carried out to crude product, obtain the frame.
8. the production method of frame as claimed in claim 7, which is characterized in that the supporting layer, the decorative layer and described
The melt extrusion condition of optical filtering item is identical；And/or
The process conditions of the melt extrusion from respective mold are as follows:
Drying time: 2h~5h；
Drying temperature: 80 DEG C~120 DEG C；
Mold temperature: 60 DEG C~100 DEG C；
Extrusion temperature: 200 DEG C~230 DEG C；
Screw speed: 40rpm~80rpm.
9. a kind of electronic device, which is characterized in that the frame of the electronic device is as described in any one of claim 1~6
Frame or production method for frame as claimed in claim 7 or 8 made by frame.
10. electronic device as claimed in claim 9, which is characterized in that the electronic device is infrared touch input equipment, institute
It states and infrared transmitting tube is installed on frame, the infrared transmitting tube is located at the outside of the optical filtering item.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111546664A (en) * | 2020-06-09 | 2020-08-18 | 深圳市捷创新材料股份有限公司 | Business display front frame, manufacturing method and manufacturing system |
| CN111688147A (en) * | 2020-06-09 | 2020-09-22 | 湖南捷创新材料有限公司 | Integrated spraying-free section bar, manufacturing method, manufacturing system and application thereof |
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| CN203455789U (en) * | 2013-03-18 | 2014-02-26 | 北京汇冠新技术股份有限公司 | Touch screen frame front housing and touch screen thereof |
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| CN108327156A (en) * | 2017-01-20 | 2018-07-27 | 合肥杰事杰新材料股份有限公司 | A kind of preparation method of the fiber reinforced thermolplastic composite material of metal-like |
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| US20080193703A1 (en) * | 2007-02-14 | 2008-08-14 | Xinggeng Chen | Composition with wooden quality, and a method of its preparation |
| CN203455789U (en) * | 2013-03-18 | 2014-02-26 | 北京汇冠新技术股份有限公司 | Touch screen frame front housing and touch screen thereof |
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| CN110337208B (en) | 2021-08-17 |
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