CN106807602A - A kind of housing protective layer and its processing method - Google Patents
A kind of housing protective layer and its processing method Download PDFInfo
- Publication number
- CN106807602A CN106807602A CN201611122211.8A CN201611122211A CN106807602A CN 106807602 A CN106807602 A CN 106807602A CN 201611122211 A CN201611122211 A CN 201611122211A CN 106807602 A CN106807602 A CN 106807602A
- Authority
- CN
- China
- Prior art keywords
- layer
- dip
- housing
- coating
- protective 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/18—Processes for applying liquids or other fluent materials performed by dipping
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of housing protective layer and its processing method, including base material, dip-coating liquid layer, ink layer, UV glue layers and the surface-treated layer being layered on top of each other successively.The processing method, step is as follows：Step 1. makes housing base material, cutting forming；Step 2. makes one and provides tool, and the tool can fit in shell inner surface, with dip-coating hanging handle, the tool is put into enclosure interior, and the housing is hung using dip-coating hanging handle, carries out dip-coating, forms dip-coating liquid layer；One layer of ink layer is coated outside step 3. dip-coating liquid layer；A UV glue layers are coated outside step 4. ink layer；Layer of surface process layer is coated outside step 5.UV glue layers, printed and formed, punching, polishing postforming is carried out.The method of use dip-coating of the invention forms protective layer in housing substrate outer surface, and the face coat for being coated in product surface is distributed and must be more uniformly distributed, so as to solve the problems, such as the levelling of face coat in spraying scheme so that housing is more aesthetically pleasing.
Description
Technical field
The present invention relates to housing protection and process technology, more particularly to a kind of housing protective layer and its processing method.
Background technology
Plastic casing surface needs application last layer protective layer, in case housing is easily scratched, while increasing reflecting feel.It is existing
Technology is mainly by the way of spraying in the method for surface of shell coating protection layer, is painted in surface of shell spray last layer UV, so
After solidified, so as to form protective layer.However, the mode of spraying is to allow paint to be first atomized in atmosphere, molecule is formed,
It is adsorbed onto on housing, the paint that housing different parts are injected into can be variant, the protective layer thickness after solidification exists uneven
Phenomenon, levelling is bad；Meanwhile, spraying is to allow paint to mix with air, there is environmental pollution problem, to the respiratory system of operator
Damage.And greatly paint cannot be adsorbed by housing when spraying, and there is wastage of material, the rate of transform of raw material compared with
It is low.
There is also in the prior art and processing realized by way of dip-coating, enclosure interior can be allowed to coat last layer diaphragm,
So enclosure interior needs the printed antenna cannot just to carry out, and there is process limitation；Meanwhile, lotion enters shell inner surface,
If shell inner surface has buckle, easily in buckle root hydrops, so as to form hardened layer after hardening, Product Assembly is influenceed；
And, it is necessary to corresponding hanging handle during dip-coating product restocking, for hanging housing product, then housing then needs to retain side gate to be used
Make hanging handle, but some product designs requirement housing outer surface must just complete the excision and polishing of cast gate before dip-coating operation,
Side gate can not possibly be specially left for dip-coating operation, so as to dipping process cannot be used.A variety of technology drawbacks, dip-coating due to more than
Technique never has and is applied in housing protective layer preparation technology, at present still can only be by the way of spraying.
The content of the invention
It is real it is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of housing protective layer and its processing method
Now uniform coating, and finished product effect is good.
In order to achieve the above object, the technical solution adopted by the present invention is：
A kind of housing protective layer, including base material, dip-coating liquid layer, ink layer, UV glue layers and the surface being layered on top of each other successively
Process layer.
Used as presently preferred embodiments of the present invention, the thickness of dip-coating liquid layer of the present invention is 1-2 microns.
Used as presently preferred embodiments of the present invention, the thickness of ink layer of the present invention is 2-4 microns.
Used as presently preferred embodiments of the present invention, UV glue layers of the present invention are made up of UV solidification glues, the UV solidification glues
Thickness be 1-2 microns.
Used as presently preferred embodiments of the present invention, surface-treated layer of the present invention is constituted using PET protection film.
Used as presently preferred embodiments of the present invention, the thickness of surface-treated layer of the present invention is 0.02-0.04 millimeters.
A kind of processing method for described housing protective layer, step is as follows：
Step 1. makes housing base material, cutting forming；
Step 2. makes one and provides tool, and the tool can fit in shell inner surface, with dip-coating hanging handle, will be described
Tool is put into enclosure interior, and the housing is hung using dip-coating hanging handle, carries out dip-coating, forms dip-coating liquid layer；
One layer of ink layer is coated outside step 3. dip-coating liquid layer；
A UV glue layers are coated outside step 4. ink layer；
Layer of surface process layer is coated outside step 5.UV glue layers, printed and formed, punching, polishing postforming is carried out.
Used as presently preferred embodiments of the present invention, tool of the present invention includes being compound in the flexible material of tool side wall.
Used as presently preferred embodiments of the present invention, dip-coating described in step 2 of the present invention includes successively：Clean, cut water, dipping carry
Drawing, prebake, ultra-violet curing.
Compared with prior art, the beneficial effects of the invention are as follows：Base material, dip-coating liquid layer, oil that setting is layered on top of each other successively
Layer of ink, UV glue layers and surface-treated layer, make total realize uniform coating, and finished product effect is good；Using the method for dip-coating
Protective layer is formed in housing substrate outer surface, when dip-coating is lifted, lotion is coated in product surface in the presence of surface tension
Face coat be distributed and must be more uniformly distributed, so as to solve the problems, such as the levelling of face coat in spraying scheme；The tool has
Dip-coating hanging handle, without being used as hanging handle in the reserved side gate of housing substrate surface so that housing is more aesthetically pleasing.
Brief description of the drawings
Fig. 1 is overall structure sectional view of the invention.
Specific embodiment
Idea of the invention is that overcoming the deficiencies in the prior art, there is provided a kind of housing protective layer, total is realized equal
Even coating, and finished product effect is good.It is described in detail referring to the drawings with reference to embodiment, so as to technical characteristic of the invention
And advantage is interpretated more in-depth.
Overall structure diagram of the invention is as shown in figure 1, a kind of housing protective layer, including the base material being layered on top of each other successively
1st, dip-coating liquid layer 2, ink layer 3, UV glue layers 4 and surface-treated layer 5.The thickness of the dip-coating liquid layer 2 is 1-2 microns, described
The thickness of ink layer 3 is 2-4 microns；, the UV glue layers 4 are made up of UV solidification glues, and the thickness of the UV solidification glues is micro- for 1-2
Rice；The surface-treated layer 5 is constituted using PET protection film.The thickness of the surface-treated layer 5 is 0.02-0.04 millimeters.
A kind of processing method for described housing protective layer, step is as follows：
Step 1. makes housing base material 1, cutting forming, the purposes cutting profile typically according to housing, such as electronic product
Housing, then for example if subdivision, handset shell；
Step 2. makes one and provides tool, and the tool can fit in shell inner surface, with dip-coating hanging handle, will be described
Tool is put into enclosure interior, and the housing is hung using dip-coating hanging handle, carries out dip-coating, forms dip-coating liquid layer 2, and tool is preferably gold
Category material, dip-coating hanging handle is preferably integrally formed with tool, or is pasted on tool surface；
The one layer of ink layer 3 of outer coating of step 3. dip-coating liquid layer 2；
The one UV glue layers 4 of outer coating of step 4. ink layer 3；
The outer coating layer of surface process layer 5 of step 5.UV glue layers 4, carries out printed and formed, punching, polishing postforming.
Tool of the present invention includes being compound in the flexible material of tool side wall, and the flexible material is preferably rubber or silicon
Glue, the thickness of the flexible material is preferably 2-4 microns.The flexible material for being compound in tool side wall can be with the side of housing base material 1
It is more tight that wall is fitted, and when housing base material 1 is flexible material, because pressure or gravity are easily produced in dip coating process
Raw deformation, the now described flexible material of tool side wall that is compound in can avoid producing sky between tool and the side wall of housing base material 1
Gap, further avoids lotion from immersing.
Used as presently preferred embodiments of the present invention, dip-coating described in step 2 of the present invention includes successively：Clean, cut water, dipping carry
Drawing, prebake, ultra-violet curing.Specifically：Restocking first, using dip-coating hanging handle, fixes according to certain angle and arrangement mode
The housing.Then cleaned, removal the dirty of surface of shell, dust, particle etc., are the important procedure before dip-coating.At this
In some specific embodiments of invention, the cleaning is cleaned for multiple-grooved, can be followed successively by hot water, cleaning agent, deionized water etc. no
Same liquid, the present invention has no particular/special requirement to this, can be selected according to cleaning demand.After cleaning, IPA (isopropyls are carried out
Alcohol) water is cut, specifically, product is immersed in aqueous isopropanol, the water after the preceding road of slight chemical erosion removal is cleaned is residual
Stay, and improve adhesive force of the surface of housing base material 1 in dip-coating.The present invention carries out cutting water process using IPA, for injecting products
In, the superfine dust remained because surface has pore, selection IPA carries out chemical attack removal, and the surface to product is damaged
Hinder smaller, surface more flat smooth after dip-coating.Then lifting reinforcing step, i.e. dip-coating operation are carried out.The present invention uses silicon class
Be immersed in the housing of built-in above-mentioned tool in lotion so that lotion is attached to housing outer surface by solvent as lotion.
Then water outlet is lifted.Due to the tension force of liquid, lotion flows naturally in the presence of surface tension on the surface of housing base material 1,
The coating of housing base material 1 for being coated in product surface is distributed and must be more uniformly distributed, so as to solve the stream of face coat in spraying coating process
Flat problem；Also, in dip coating process, using alcohol diluent, preferably butanediol, ethanol or ethylene glycol, it is to avoid levelling process
In trace, hang down drop phenomenon.Then the housing that lotion will be attached with carries out prebake.Specifically, using flow-type baking oven, it is right
Housing base material 1 is heating and curing.UV solidifications are finally carried out, housing protective layer is obtained, the present invention is using the method for dip-coating in shell
The outer surface of body base material 1 forms protective layer, and when dip-coating is lifted, lotion is coated in product surface in the presence of surface tension
Face coat is distributed must be more uniformly distributed, so as to solve the problems, such as the levelling of face coat in spraying scheme；And need not be sprayed
Apply, it is to avoid paint mixes with air, more environmentally friendly；Solve the problems, such as that the rate of transform of spraying raw material is not high enough simultaneously.
Clear, complete description is carried out to the present invention by the technical scheme in above example, it is clear that described reality
The embodiment that example is a part of the invention is applied, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
Claims (9)
1. a kind of housing protective layer, it is characterised in that：Including the base material (1), dip-coating liquid layer (2), the ink layer that are layered on top of each other successively
(3), UV glue layers (4) and surface-treated layer (5).
2. housing protective layer according to claim 1, it is characterised in that：The thickness of the dip-coating liquid layer (2) is that 1-2 is micro-
Rice.
3. housing protective layer according to claim 2, it is characterised in that：The thickness of the ink layer (3) is 2-4 microns.
4. housing protective layer according to claim 3, it is characterised in that：The UV glue layers (4) are made up of UV solidification glues,
The thickness of the UV solidification glues is 1-2 microns.
5. housing protective layer according to claim 4, it is characterised in that：The surface-treated layer (5) uses PET protection film
Constitute.
6. housing protective layer according to claim 5, it is characterised in that：The thickness of the surface-treated layer (5) is 0.02-
0.04 millimeter.
7. a kind of processing method of housing protective layer for any one of claim 1-6, step is as follows：
Step 1. makes housing base material (1), cutting forming；
Step 2. makes one and provides tool, and the tool can fit in shell inner surface, with dip-coating hanging handle, by the tool
Enclosure interior is put into, the housing is hung using dip-coating hanging handle, carry out dip-coating, form dip-coating liquid layer (2)；
Step 3. dip-coating liquid layer (2) coats outward one layer of ink layer (3)；
Step 4. ink layer (3) coats outward a UV glue layers (4)；
Step 5.UV glue layers (4) coats outward layer of surface process layer (5), carries out printed and formed, punching, polishing postforming.
8. the processing method of housing protective layer according to claim 7, it is characterised in that：The tool includes being compound in controlling
Has the flexible material of side wall.
9. the processing method of housing protective layer according to claim 8, it is characterised in that：Dip-coating described in step 2 is wrapped successively
Include：Clean, cut water, Best-Effort request, prebake, ultra-violet curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122211.8A CN106807602A (en) | 2016-12-08 | 2016-12-08 | A kind of housing protective layer and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611122211.8A CN106807602A (en) | 2016-12-08 | 2016-12-08 | A kind of housing protective layer and its processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106807602A true CN106807602A (en) | 2017-06-09 |
Family
ID=59106098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611122211.8A Pending CN106807602A (en) | 2016-12-08 | 2016-12-08 | A kind of housing protective layer and its processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106807602A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021115152A1 (en) * | 2019-12-13 | 2021-06-17 | Oppo广东移动通信有限公司 | Electronic device and preparation method for electronic device protective film |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201243414Y (en) * | 2008-08-01 | 2009-05-20 | 比亚迪股份有限公司 | Casing and electronic product using the same |
| CN105457833A (en) * | 2016-01-25 | 2016-04-06 | 联想(北京)有限公司 | Dip-coating method for shell protective layer |
-
2016
- 2016-12-08 CN CN201611122211.8A patent/CN106807602A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201243414Y (en) * | 2008-08-01 | 2009-05-20 | 比亚迪股份有限公司 | Casing and electronic product using the same |
| CN105457833A (en) * | 2016-01-25 | 2016-04-06 | 联想(北京)有限公司 | Dip-coating method for shell protective layer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021115152A1 (en) * | 2019-12-13 | 2021-06-17 | Oppo广东移动通信有限公司 | Electronic device and preparation method for electronic device protective film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 523000 High-tech Industrial Park No. 1, Hengli Town, Dongguan City, Guangdong Province Applicant after: LEI YI CHI TECHNOLOGY (DONGGUAN) CO., LTD. Address before: 523000 High-tech Industrial Park No. 1, Hengli Town, Dongguan City, Guangdong Province Applicant before: GUANGDONG DONGFANG LIANGCAI PRECISION TECHNOLOGY CO., LTD. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170609 |
|
| RJ01 | Rejection of invention patent application after publication |