CN101722620A - Plastic molding product and method for molding plastics - Google Patents
Plastic molding product and method for molding plastics Download PDFInfo
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- CN101722620A CN101722620A CN200810171015A CN200810171015A CN101722620A CN 101722620 A CN101722620 A CN 101722620A CN 200810171015 A CN200810171015 A CN 200810171015A CN 200810171015 A CN200810171015 A CN 200810171015A CN 101722620 A CN101722620 A CN 101722620A
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- mould
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- molded article
- protective layer
- shaping
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Abstract
The invention relates to a plastic molding product and a method for molding plastics. The plastic molding product comprises a plastic base material, a plurality of glass fibers, a protecting layer and a sticking layer, wherein the glass fibers are embedded into the plastic base material; and the sticking layer sticks the protecting layer and the plastic base material.
Description
Technical field
The present invention relates to the moulding of plastics, and particularly relate to wherein plastics based on ejection formation.
Background technology
Along with the market competition of consumption electronic products is more and more fierce, except performance, the consumer is also more and more higher to the requirement of outward appearance.Therefore, manufacturer also begins to make a fuss on the shop front of product gradually.
The function of crossing decapsidate only terminates in mostly blocks dust.But, along with the rise of consumption electronic products notion, shell no longer only blocks the function of file dust, also begins to dress to fashionable fine work, emphasizes gloss and texture.
Because the hardness deficiency of plastics own can't reach the requirement of wear-resistant scratch resistance, therefore general plastic molded article is if desire to reach the effect of surperficial high glaze, the processing of need additionally spraying paint mostly.Yet spraying paint not only is easy to generate the problem of environmental protection, and extra spraying paint handled not only time-consuming and the good rate of reduction product, allows production cost heighten.
Summary of the invention
Therefore, an aspect of of the present present invention is the method for plastic shaping, and it is transferred to protective layer on the plastic molded article by film, solves the problem of spraying paint and being caused thus.
According to an embodiment of the present invention, the method for plastic shaping comprises the following step:
(a) provide mould.
(b) heating mould.
(c) at the inboard adhered film of mould, wherein above-mentioned film by mould inwardly comprise basalis successively, from shape layer, protective layer and adhesion coating.
(d) after heating mould, jet-out plastic in mould makes that plastic shaping is a plastic molded article.At the same time, protective layer is adhered on the plastic molded article by adhesion coating.
(e) after jet-out plastic, cooling die rapidly.
(f) after cooling die, separating plastic moulding product and mould.
Another aspect of the invention is and use the made plastic molded article of above-mentioned plastic shaping method.
According to another embodiment of the present invention, plastic molded article comprises plastic basis material, a plurality of glass fibre, protective layer and adhesion coating.Glass fibre buries in plastic basis material.Bonding protective layer of adhesion coating and plastic basis material.
Description of drawings
Fig. 1～4 illustrate the processing procedure profile according to the plastic shaping method of the embodiment of the invention.
Fig. 5 illustrates the enlarged drawing of the part 5 of Fig. 2.
Fig. 6 illustrates the profile according to the plastic molded article of the embodiment of the invention.
Fig. 7 figure illustrates the stereogram of the plastic molded article of Fig. 6.
The primary clustering symbol description
5: part 110: mould
112: master mold 114: male model
116: vacuum is inhaled hole 120: film
122: basalis 124: from the shape layer
125: roller bearing 126: protective layer
128: adhesion coating 130: plastic molded article
140: shower nozzle 150: liftout plate
210: plastic basis material 220: glass fibre
230: adhesion coating 240: protective layer
250: Jiao Kou
The specific embodiment
Because the variety of problems of spraying paint and being caused, the following embodiment of the present invention will be at RHCM (RapidHeat Cycle Molding; Fast mould temperature heating cooling molding manufacture procedure) uses IMR (In MoldRoller/Reprint in; The in-mold transfer printing process technology), so that behind the one-shot forming processing procedure, on plastic molded article, produce high-gloss surface and protective layer (Hard Coat Layer) in the lump.To be example below, specify above technology contents with Fig. 1～7.Pay particular attention to ground,, have Partial Feature to amplify arbitrarily or dwindle among the figure, do not illustrate by actual ratio for the clear embodiments of the present invention of setting forth.
At first with reference to Fig. 1, the producer can provide mould 110 earlier, and this mould 110 can be the various moulds of being used always in the general injection molding manufacture procedure.With Fig. 1 is example, and the mould 110 that Fig. 1 illustrated can comprise master mold 112 and male model 114.In addition, in this step, the temperature of mould 110 can be normal temperature, for example: about 30 ℃.
Then, but producer's heating mould 110 to suitable temperature.Particularly, the producer can select by Steam Heating mould 110 to about 120 ℃～140 ℃.Should be understood that above cited mode of heating and temperature only for exemplary, is not that the general technical staff of the technical field of the invention should look the embodiment that actual needs is adjusted temperature and heating mould 110 suitably in order to restriction the present invention.
With reference to Fig. 2, the producer can be at the inboard adhered film 120 of mould 110.Particularly, the producer can utilize a pair of roller bearing 125 that film 120 is scrolled to suitable position earlier, then utilize again mould 110 (for example: vacuum master mold 112) is inhaled hole 116, with film 120 vacuum suction to mould 110 (for example: inboard master mold 112).
Fig. 5 illustrates the enlarged drawing of the part 5 of Fig. 2.As shown in Figure 5; above-mentioned film 120 by mould 110 (for example: master mold 112) inwardly comprise successively basalis 122, from shape layer 124, protective layer 126 and adhesion coating 128; wherein from shape layer 124 in order to separate protective layer 126 and basalis 122 (specifically see the following stated) so that protective layer 126 can be adhered on the plastic molded article 130 by adhesion coating 128.More particularly; this film 120 can be the various films that IMR uses always (for example: protective layer material be PET (PETG) or with the film of UV coating (ultraviolet curing coating)); in order to allow film 120 can tolerate the high temperature of RHCM, the producer can cancel the material of non-refractory in the film 120 as required.For example, the film 120 of present embodiment does not promptly comprise any ink lay (ink lay is then arranged in the prior art).
With reference to Fig. 3, then the producer can be in mould 110 jet-out plastic, and, be plastic molded article 130 with plastic shaping by the pressurize moulding.At this moment, protective layer 126 will be adhered on the plastic molded article 130 by adhesion coating 128.Particularly, the producer can see through liftout plate 150 by the shower nozzle 140 of Jet forming machine, jet-out plastic in the mould that master mold 112 and male model 114 are seemed in this step.
It is one of following that the material of above-mentioned plastics can be: the composite of polystyrene (PS), acrylonitrile (ABS), Merlon (PC), polymethyl methacrylate (PMMA), nylon (Nylon), glass fibre (GF) or above-mentioned substance, for example, the composite of the composite of the composite of acrylonitrile (ABS) and Merlon (PC), nylon (Nylon) and glass fibre (GF), acrylonitrile (ABS), Merlon (PC) and glass fibre (GF); Preferably, if composite comprises glass fibre, the content of glass fibre is about 15wt%, yet must adjust the content of glass fibre according to actual needs suitably, so content of glass fiber also can reach more than 30wt%～40wt%.
Then, the producer rapidly cooling die 110 to suitable temperature.Particularly, the producer can select by normal-temperature water or frozen water cooling die 110 to about 30 ℃.Should be understood that the above cited type of cooling only for exemplary, is not that the general technical staff of the technical field of the invention should look the embodiment that actual needs is adjusted cooling die 110 suitably in order to restriction the present invention.
Above-mentioned term " normal-temperature water " should be interpreted as: have the water of normal temperature, for example: temperature is between about 15 ℃～25 ℃ water.Then should be interpreted as for " frozen water ": be lower than the water of normal temperature, for example: temperature is lower than about 15 ℃ water.
Above and after in the associated description, " pact " in order to modifying any quantity that can change a little, but more this a little variation can't change its essence.For instance, " temperature is lower than about 15 ℃ water ", this description is lower than 15 ℃ really except the temperature of representing water, as long as can cooling die 110, the temperature of water also can be a little more than 15 ℃.
With reference to Fig. 4; follow separable plastic molded article 130 of producer and mould 110; also will separate protective layer 126 and basalis 122 from shape layer 124 in the film 120 this moment; make protective layer 126 be attached on the high-gloss surface of plastic molded article 130, avoid the puzzlement of scratch and wearing and tearing with the protection high-gloss surface.
The step that should be understood that in the present embodiment to be mentioned, except that specialize its order, all can adjust order before and after it according to actual needs suitably, in addition can be simultaneously or part carry out simultaneously.For instance, heating mould 110 can be mutually adjusted order with adhered film 120, even can carry out simultaneously simultaneously or partly, as long as finished before jet-out plastic.In the present embodiment, heating mould 110 promptly carries out simultaneously with adhered film 120 parts.Particularly, when the producer finished adhered film 120, the temperature of mould 110 had been heated to about 90 ℃.More than cited temperature only be exemplary, be not in order to the restriction the present invention, should look actual needs and suitably adjust.
Another aspect of the invention is and use the made plastic molded article of above-mentioned plastic shaping method.Fig. 6 illustrates the profile according to the plastic molded article of the embodiment of the invention.As shown in the figure, the plastic molded article of present embodiment comprises plastic basis material 210, a plurality of glass fibre 220, protective layer 240 and adhesion coating 230.Glass fibre 220 buries in plastic basis material 210.Adhesion coating 230 bonding protective layers 240 and plastic basis material 210.
Because the temperature higher (for example: about 120 ℃～140 ℃) of plastic molded article mould when moulding of present embodiment, therefore plastics will can not solidify when the contact mould immediately, this will make the glass fibre 220 after the moulding fully to bury in plastic basis material 210, and and then produce high-gloss surface.And; the protective layer 240 of present embodiment is to be adhered on the plastic basis material 210 by adhesion coating 230; but not use the organic solvent that sprays paint by prior art, therefore produced high-gloss surface will can not suffered the destruction of organic solvent, and meet the European Union environmental protection regulation.
Particularly; the protective layer 240 of Fig. 6 can be protective layer in the various films that IMR uses always (for example: material be PET (PETG) or with UV coating (ultraviolet curing coating) protective layer); in order to tolerate the high temperature of RHCM, the producer can according to circumstances cancel the material of non-refractory between protective layer 240 and the plastic basis material 210.For instance, promptly do not comprise any ink lay between the protective layer 240 of present embodiment and the plastic basis material 210.
In addition, it is one of following that the material of above-mentioned plastic basis material 210 can be: the composite of polystyrene (PS), acrylonitrile (ABS), Merlon (PC), polymethyl methacrylate (PMMA), nylon (Nylon), glass fibre (GF) or above-mentioned substance, for example, the composite of the composite of the composite of acrylonitrile (ABS) and Merlon (PC), nylon (Nylon) and glass fibre (GF), acrylonitrile (ABS), Merlon (PC) and glass fibre (GF).Should be understood that above cited material only for exemplary, is not that the persons of ordinary skill in the technical field of the present invention should look the embodiment that actual needs is suitably selected plastic basis material 210 in order to restriction the present invention.
Fig. 7 illustrates the stereogram of the plastic molded article of Fig. 6.As shown in the figure, use the made plastic molded article of above-mentioned plastic shaping method and can have glue mouth 250, it is positioned on the plastic basis material 210, and this glue mouth 250 is conical.Similarly, more than cited glue mouth 250 shapes only be exemplary, be not in order to the restriction the present invention, the persons of ordinary skill in the technical field of the present invention should look the embodiment that actual needs is suitably selected glue mouth 250.
Though the present invention with reference to embodiment openly as above; right its is not in order to qualification the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can carrying out various changes and retouching, so protection scope of the present invention is as the criterion when the scope with claims.
Claims (17)
1. the method for a plastic shaping comprises:
Mould is provided;
Heat this mould;
At the inboard adhered film of this mould, wherein this film by this mould inwardly comprise basalis successively, from shape layer, protective layer and adhesion coating;
After this mould of heating, jet-out plastic in this mould makes that this plastic shaping is a plastic molded article, and allows this protective layer be adhered on this plastic molded article by this adhesion coating simultaneously;
After penetrating these plastics, cool off this mould; And
After this mould of cooling, separate this plastic molded article and this mould.
2. the method for the plastic shaping of claim 1, the step that wherein heats this mould comprises:
By this mould of Steam Heating.
3. the method for the plastic shaping of claim 1, the step that wherein heats this mould comprises:
By extremely about 120 ℃～140 ℃ on this mould of Steam Heating.
4. the method for the plastic shaping of claim 1, the step that wherein attaches this film comprises:
With the inboard of this film vacuum suction to this mould.
5. the method for the plastic shaping of claim 1, the step that wherein attaches this film comprises:
With a pair of this film of roller bearing scrolling.
6. the method for the plastic shaping of claim 1, wherein the material of this protective layer is PET (PETG) or UV coating (ultraviolet curing coating).
7. the method for the plastic shaping of claim 1, wherein the material of these plastics is the composite of polystyrene (PS), acrylonitrile (ABS), Merlon (PC), polymethyl methacrylate (PMMA), nylon (Nylon), glass fibre (GF) or above-mentioned substance.
8. the method for the plastic shaping of claim 1 wherein is mixed with a plurality of glass fibres in these plastics.
9. the method for the plastic shaping of claim 8, wherein the content of described glass fibre is about 15wt% in these plastics.
10. the method for the plastic shaping of claim 1, the step of wherein cooling off this mould comprises:
Cool off this mould by normal-temperature water.
11. the method for the plastic shaping of claim 1, the step of wherein cooling off this mould comprises:
Cool off this mould by frozen water.
12. the method for the plastic shaping of claim 1, the step of wherein cooling off this mould comprises:
Cool off this mould to about 30 ℃ by normal-temperature water.
13. the method for the plastic shaping of claim 1, the step of wherein cooling off this mould comprises:
Cool off this mould to about 30 ℃ by frozen water.
14. a plastic molded article comprises:
Plastic basis material;
A plurality of glass fibres bury in this plastic basis material;
Protective layer; And
Adhesion coating, its bonding this protective layer and this plastic basis material.
15. the plastic molded article of claim 14, wherein the material of this plastic basis material is the composite of polystyrene (PS), acrylonitrile (ABS), Merlon (PC), polymethyl methacrylate (PMMA), nylon (Nylon), glass fibre (GF) or above-mentioned substance.
16. the plastic molded article of claim 14, wherein the material of this protective layer is PET (PETG) or UV coating (ultraviolet curing coating).
17. the plastic molded article of claim 14 also comprises:
Jiao Kou, it is positioned on this plastic basis material, and wherein this Jiao Kou is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810171015A CN101722620A (en) | 2008-10-31 | 2008-10-31 | Plastic molding product and method for molding plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810171015A CN101722620A (en) | 2008-10-31 | 2008-10-31 | Plastic molding product and method for molding plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101722620A true CN101722620A (en) | 2010-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810171015A Pending CN101722620A (en) | 2008-10-31 | 2008-10-31 | Plastic molding product and method for molding plastics |
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| CN (1) | CN101722620A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992574A (en) * | 2010-09-30 | 2011-03-30 | 淄博英科框业有限公司 | Uvioresistant multi-layer polystyrene foaming section bar with co-extrusion function |
| CN103096653A (en) * | 2011-11-04 | 2013-05-08 | 深圳富泰宏精密工业有限公司 | Housing and preparation method thereof |
| WO2013163885A1 (en) * | 2012-05-04 | 2013-11-07 | 华为终端有限公司 | Carbon fibre member manufacturing method and carbon fibre member manufactured using same |
| CN103906385A (en) * | 2012-12-29 | 2014-07-02 | 比亚迪股份有限公司 | Electronic product casing and manufacture method thereof |
| CN103921388A (en) * | 2013-01-10 | 2014-07-16 | 神讯电脑(昆山)有限公司 | Manufacturing method for glass fibre product and portable electronic apparatus |
| CN110741427A (en) * | 2017-11-10 | 2020-01-31 | 深圳市柔宇科技有限公司 | Manufacturing method of flexible panel, flexible panel and display device |
-
2008
- 2008-10-31 CN CN200810171015A patent/CN101722620A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992574A (en) * | 2010-09-30 | 2011-03-30 | 淄博英科框业有限公司 | Uvioresistant multi-layer polystyrene foaming section bar with co-extrusion function |
| CN101992574B (en) * | 2010-09-30 | 2013-06-12 | 山东英科环保再生资源股份有限公司 | Uvioresistant multi-layer polystyrene foaming section bar with co-extrusion function |
| CN103096653A (en) * | 2011-11-04 | 2013-05-08 | 深圳富泰宏精密工业有限公司 | Housing and preparation method thereof |
| WO2013163885A1 (en) * | 2012-05-04 | 2013-11-07 | 华为终端有限公司 | Carbon fibre member manufacturing method and carbon fibre member manufactured using same |
| US9868234B2 (en) | 2012-05-04 | 2018-01-16 | Huawei Device (Dongguan) Co., Ltd. | Method for manufacturing carbon fiber component and carbon fiber component manufactured by using this method |
| CN103906385A (en) * | 2012-12-29 | 2014-07-02 | 比亚迪股份有限公司 | Electronic product casing and manufacture method thereof |
| CN103921388A (en) * | 2013-01-10 | 2014-07-16 | 神讯电脑(昆山)有限公司 | Manufacturing method for glass fibre product and portable electronic apparatus |
| CN103921388B (en) * | 2013-01-10 | 2017-03-15 | 神讯电脑(昆山)有限公司 | The manufacture method of glass fiber product and portable electron device |
| CN110741427A (en) * | 2017-11-10 | 2020-01-31 | 深圳市柔宇科技有限公司 | Manufacturing method of flexible panel, flexible panel and display device |
| CN110741427B (en) * | 2017-11-10 | 2021-10-22 | 深圳市柔宇科技股份有限公司 | Manufacturing method of flexible panel, flexible panel and display device |
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Application publication date: 20100609 |