CN101833359A - Panel of notebook computer and production method thereof - Google Patents
Panel of notebook computer and production method thereof Download PDFInfo
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- CN101833359A CN101833359A CN201010205774A CN201010205774A CN101833359A CN 101833359 A CN101833359 A CN 101833359A CN 201010205774 A CN201010205774 A CN 201010205774A CN 201010205774 A CN201010205774 A CN 201010205774A CN 101833359 A CN101833359 A CN 101833359A
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- notebook computer
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a panel of a notebook computer, comprising a thin film layer and a plastic layer from outside to inside, wherein the plastic layer is injected on the inner surface of the thin film layer; the thin film layer comprises a transparent PET (polyethylene terephthalate) film, an ink decorative layer and a cementing layer from outside to inside, wherein the ink decorative layer is printed on the inner surface of the PET film, and the cementing layer is printed on the ink decorative layer; and the thin film layer comprises an outer thin film layer and an extending part, wherein the extending part is connected with the outer thin film layer in an integral forming way and covers and combines with the periphery of the inner surface of the plastic layer. The panel has better ornamental characteristics and the thin film layer is difficult to separate from the plastic layer because the edge of the thin film layer, which combines with the plastic layer, is positioned on the inner surface of the plastic layer. The invention also discloses a production method of the panel, mainly comprising the following three steps of: printing; thermal forming; and injection molding. The production method can conveniently accurately position the thin film layer because the thin film layer extends to the inner surface of the plastic layer, thereby not only reducing the difficulty of production, but also effectively reducing the rejection rate of the panel.
Description
Technical field
[0001] the present invention relates to a kind of panel, be meant a kind of injection molding panel that is applied to notebook computer especially, the invention still further relates to the production method of this kind panel with decorative effect.
Background technology
[0002] notebook computer generally comprises the upper cover plate that can overturn mutually and the base of equipped with battery, and the panel of upper cover plate mostly is injection molding panel greatly.Along with notebook computer use crowd's rejuvenation, the consumer is more and more higher to the individual character requirement of notebook computer, and this requirement not only is embodied on the complete machine performance of notebook computer, is also embodied in equally on the picture on surface and color of notebook computer panel.Commercial, the pattern of panel surface and color be a bigger attraction often, and usually the various notebook computer of rich color, pattern is than color and the single easier sale of notebook computer of pattern such as traditional silver color or grey.In addition, the panel surface of traditional notebook computer is worn and torn and scratch easily, thereby has greatly reduced the sight of notebook computer.
Number of patent application 200710073416.6 discloses a kind of notebook computer panel, and it comprises body, printing ink decorative layer that injection moulding forms and the protective seam of being made by PET or PC from outside to inside respectively, and described printing ink decorative layer and protective seam form diaphragm jointly.Though the notebook computer panel of said structure has solved traditional notebook computer panel surface scratch or wear problems easily; but because diaphragm can not cover the outside surface of body fully; the problem of " leaking white " often can't be avoided in the junction of body periphery and diaphragm periphery, and promptly the not protected film of the periphery of body covers.Because the existence of " leak white " problem, therefore the sight of the notebook computer of being made by above-mentioned panel is often had a greatly reduced quality, to such an extent as to influence the sales volume of notebook computer.
Because the shrinkage factor of body and diaphragm is different, diaphragm just breaks away from body easily from the junction, thereby has produced the alice problem of diaphragm.When daily use, people unconscious and repeatedly with the contacting of junction, the problem of having quickened the diaphragm alice takes place, and then has influenced the sight of notebook computer.In addition; the negative effect that above-mentioned in order to reduce " leaking white " produces; the width that exposes to the body of diaphragm should be as much as possible little; and the junction should be neat as much as possible after injection mo(u)lding; and the production technology of above-mentioned panel can't accurately be located before injection moulding; therefore, usually can produce the rejection rate problem of higher that precisely causes inadequately owing to the location.
Summary of the invention
The invention provides a kind of panel of notebook computer; the surface that its purpose is to overcome the traditional notebook computer panel easily the panel of wearing and tearing and existing notebook computer because the ornamental not good enough problem that " leaking in vain " causes; another object of the present invention is to overcome existing production method, the problem of the diaphragm location difficulty that in injection moulding process, exists.
Technical scheme of the present invention is as follows:
A kind of panel of notebook computer, it comprises that from outside to inside thin layer and injection moulding are in the plastic layer of thin layer inside surface, this thin layer comprises the clear PET film from outside to inside, be printed in the printing ink decorative layer of clear PET film inside surface and be printed in cementing layer on the printing ink decorative layer, the surface configuration that described plastic layer contacts with thin layer is suitable, described thin layer comprises the outer film layer that is used to form panel outer surface and one-body molded the extension that is connected in the outer film layer periphery, and this extension covers and be incorporated into the periphery of plastic layer inside surface.
As improvement of the present invention, the periphery of described plastic layer inside surface is provided with raised line, and this raised line comprises an end face and a medial surface that is connected as a single entity, and described extension extends to above-mentioned end face.
As a further improvement on the present invention,
The instituteThe monolateral width of stating extension is between 1mm and 15mm.
As another kind of improvement the of the present invention, the periphery of described plastic layer inside surface is provided with raised line, and this raised line comprises an end face and a medial surface that is connected as a single entity, and described extension covers the upper surface and extends to medial surface always.Above-mentioned extension is through twice bending, and it combines more firmly with plastic layer, more difficultly breaks away from from plastic layer.
A kind of method of producing notebook computer panel, it may further comprise the steps:
A, printing: the inside surface printing-ink decorative layer at the clear PET film, print cementing layer again, thereby form figuratum thin layer on the printing ink decorative layer;
B, thermoforming: by the method film processed layer of thermoforming, thin layer after the described processing comprises the outer film layer that is used to form panel outer surface and one-body molded the extension that is connected in the outer film layer periphery, and the projection of extension is positioned on the inside surface of outer film layer;
C, injection moulding: thin layer is positioned in the injection mold, and the plastic cement injection moulding is in the inside surface of thin layer, and extension is connected to the inwall of injection mold, thereby forms the panel that thin layer extends to plastic layer inside surface periphery.
As a further improvement on the present invention, the width of described extension is between 1mm and 15mm.
Easy film;
By the above-mentioned description of this invention as can be known, compare, the invention has the advantages that with prior art:
1) since thin layer in conjunction with and extend to the inside surface of plastic layer, it is bigger with the adhesion that plastic layer forms in the bending place, so thin layer is not easy from the plastic layer disengaging, thereby has prolonged the serviceable life of product.
2) outside surface of panel covers by thin layer, does not have the problem of " leak white ", and people can only see a complete outside surface that is formed by thin layer in use, so have greatly strengthened sight.
3) jointing edge of thin layer and plastic layer is positioned at the inside surface of plastic layer, and people can't touch above-mentioned jointing edge in use, so thin layer is not easy to break away from from plastic layer.
4) the bending place rounding off of thin layer and plastic layer, therefore described panel has good hand feeling.
5) because thin layer extends to the inside surface of plastic layer, therefore production method of the present invention has reduced the positioning difficulty of thin layer, and thin layer is positioned in the injection mold easily exactly.Not only reduce the difficulty of producing by said method, and reduced the rejection rate of panel effectively.
Description of drawings
Fig. 1 is a perspective view of the present invention;
Fig. 2 is the enlarged diagram of B part among Fig. 1;
Fig. 3 is the diagrammatic cross-section along the amplification of A-A direction among Fig. 2;
Fig. 4 is the enlarged diagram of C part among Fig. 3;
Fig. 5 is the cross-sectional view of the amplification of the thin layer of embodiment two and plastic layer.
Embodiment
The specific embodiment of the present invention is described with reference to the accompanying drawings.
Embodiment one
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of panel 1 of notebook computer, it comprises that from outside to inside thin layer 2 and injection moulding are in the plastic layer 3 of thin layer 2 inside surfaces, the inside surface of plastic layer 3 is provided with the connecting portion 5 of various projectioies, and described plastic layer 3 is suitable with the surface configuration that thin layer 2 contacts.Refer again to Fig. 4, described thin layer 2 comprises clear PET film 21 from outside to inside, be printed in the printing ink decorative layer 22 of clear PET film 21 inside surfaces and be printed in cementing layer 23 on the printing ink decorative layer 22.Printing ink decorative layer 22 is provided with pattern, and these patterns can print according to actual needs; Clear PET film 21 has effect wear-resisting and that scratch resistance is hindered, can protect printing ink decorative layer 22 effectively.In addition, described clear PET film 21 can be substituted by transparent PC film usually.
Refer again to Fig. 3, described thin layer 2 comprises the outer film layer 41 that is used to form panel 1 outside surface and one-body molded the extension 42 that is connected in outer film layer 41 peripheries.Described outer film layer 41 covers and is incorporated into the outside surface of plastic layer 3, and described extension 42 covers and be incorporated into the periphery with plastic layer 3 inside surfaces.Refer again to Fig. 1 and Fig. 3, the periphery of described plastic layer 3 inside surfaces is typically provided with the raised line 31 around plastic layer 3, the shape of cross section of this raised line 31 is rectangular, described raised line 31 comprises an end face 311 and a medial surface 312 that is connected as a single entity, described extension 42 extends to above-mentioned end face 311, and the end face 311 of extension 2 and plastic layer 3 flushes.For extension 42 is combined with the raised line 31 of plastic layer 3 securely, and make extension 42 be not easy to break away from from the end face 311 of raised line 31, the monolateral width of described extension 42 is usually between 1mm and 15mm.
The production method of present embodiment may further comprise the steps:
A, printing: at the inside surface printing-ink decorative layer 22 of clear PET film 21, on printing ink decorative layer 22, print cementing layer 23 again, thereby form thin layer 2, clear PET film 21 is positioned at the outermost of notebook computer panel 1 during use, has protected the pattern on the printing ink decorative layer 22 effectively;
B, thermoforming: by the method film processed layer 2 of thermoforming, the thin layer 2 after the described processing comprises the outer film layer 41 that is used to form panel 1 outside surface and one-body molded the extension 42 that is connected in outer film layer 41 peripheries.Be provided with in the thermal formation apparatus and make the cunning of extension 42 deviations push away device, push away the projection that device can make extension 42 by this cunning and be positioned on the inside surface of outer film layer 41;
C, injection moulding: thin layer 2 is positioned in the injection mold, and during injection moulding, plastic cement flows to all around and riddles the inside surface of thin layer 2 from the middle part of thin layer 2 inside surfaces.The outside surface of extension 42 is connected to the inwall of injection mold; The inside surface of extension 42 combines with the plastic cement of injection, and is covered in the periphery of the inside surface of plastic layer 3 after cooling, finally forms the panel 1 that thin layer 2 extends to plastic layer 3 inside surface peripheries.
Because thin layer 2 directly extends to the inside surface of plastic layer 3, therefore production method of the present invention has reduced the positioning difficulty to thin layer 3, has reduced rejection rate simultaneously effectively.
Embodiment two
With reference to Fig. 5, the structure and the production method of present embodiment and the foregoing description one are basic identical, its key distinction is that the extension 42 of described thin layer 2 is covered in end face 311 and extends on the medial surface 312 always, and the medial surface 312 of extension 2 and plastic layer 3 flushes.Above-mentioned extension 42 is through twice bending, and it combines more firmly with plastic layer 3, and is more difficult from plastic layer 3 disengagings.In addition, when the periphery of plastic layer 3 inside surfaces did not have raised line 31, thin layer 2 just directly extended to the inside surface of plastic layer 3.
Above-mentioned only is the specific embodiment of the present invention, but design concept of the present invention is not limited thereto, and allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Claims (6)
1. the panel of a notebook computer, it comprises that from outside to inside thin layer and injection moulding are in the plastic layer of thin layer inside surface, this thin layer comprises the clear PET film from outside to inside, be printed in the printing ink decorative layer of clear PET film inside surface and be printed in cementing layer on the printing ink decorative layer, the surface configuration that described plastic layer contacts with thin layer is suitable, it is characterized in that: described thin layer comprises the outer film layer that is used to form panel outer surface and one-body molded the extension that is connected in the outer film layer periphery, and this extension covers and be incorporated into the periphery of plastic layer inside surface.
2. the panel of a kind of notebook computer as claimed in claim 1, it is characterized in that: the periphery of described plastic layer inside surface is provided with raised line, and this raised line comprises an end face and a medial surface that is connected as a single entity, and described extension extends to described end face.
3. the panel of a kind of notebook computer as claimed in claim 2, it is characterized in that: the monolateral width of described extension is between 1mm and 15mm.
4. the panel of a kind of notebook computer as claimed in claim 1, it is characterized in that: the periphery of described plastic layer inside surface is provided with raised line, this raised line comprises an end face and a medial surface that is connected as a single entity, and described extension covers the upper surface and extends to medial surface always.
5. method of producing the described notebook computer panel of claim 1 is characterized in that it may further comprise the steps:
Printing: the inside surface printing-ink decorative layer at the clear PET film, print cementing layer again, thereby form figuratum thin layer on the printing ink decorative layer;
Thermoforming: by the method film processed layer of thermoforming, thin layer after the described processing comprises the outer film layer that is used to form panel outer surface and one-body molded the extension that is connected in the outer film layer periphery, and the projection of described extension is positioned on the inside surface of outer film layer;
Injection moulding: thin layer is positioned in the injection mold, and the plastic cement injection moulding is in the inside surface of thin layer, and extension is connected to the inwall of injection mold, thereby forms the panel that thin layer extends to plastic layer inside surface periphery.
6. the production method of notebook computer panel as claimed in claim 5, it is characterized in that: the width of described extension is between 1mm and 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010205774A CN101833359A (en) | 2010-06-22 | 2010-06-22 | Panel of notebook computer and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010205774A CN101833359A (en) | 2010-06-22 | 2010-06-22 | Panel of notebook computer and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101833359A true CN101833359A (en) | 2010-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010205774A Pending CN101833359A (en) | 2010-06-22 | 2010-06-22 | Panel of notebook computer and production method thereof |
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| Country | Link |
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| CN (1) | CN101833359A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341365A (en) * | 2019-06-19 | 2019-10-18 | 福建省锐驰电子科技有限公司 | The manufacture craft and decoration panel of a kind of nanometer of texture transfer decorative panel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0936132A2 (en) * | 1998-02-17 | 1999-08-18 | Green Tokai Co., Ltd. | Method of insert molding auto and truck bumper, rocker panel and chin spoiler parts, and parts made thereby |
| JP2001277286A (en) * | 2000-03-31 | 2001-10-09 | Nissha Printing Co Ltd | Method and mold for manufacturing film-applied molded article |
| JP2008183848A (en) * | 2007-01-31 | 2008-08-14 | Sanwa Screen Meiban:Kk | Manufacturing method of operation panel |
| TW200914241A (en) * | 2007-09-28 | 2009-04-01 | Kaotai Technology Co Ltd | Manufacturing method for injection molding of in-mold decoration |
-
2010
- 2010-06-22 CN CN201010205774A patent/CN101833359A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0936132A2 (en) * | 1998-02-17 | 1999-08-18 | Green Tokai Co., Ltd. | Method of insert molding auto and truck bumper, rocker panel and chin spoiler parts, and parts made thereby |
| JP2001277286A (en) * | 2000-03-31 | 2001-10-09 | Nissha Printing Co Ltd | Method and mold for manufacturing film-applied molded article |
| JP2008183848A (en) * | 2007-01-31 | 2008-08-14 | Sanwa Screen Meiban:Kk | Manufacturing method of operation panel |
| TW200914241A (en) * | 2007-09-28 | 2009-04-01 | Kaotai Technology Co Ltd | Manufacturing method for injection molding of in-mold decoration |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341365A (en) * | 2019-06-19 | 2019-10-18 | 福建省锐驰电子科技有限公司 | The manufacture craft and decoration panel of a kind of nanometer of texture transfer decorative panel |
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Application publication date: 20100915 |