CN213565234U - Injection molding product with nano-micro-grain decorative surface - Google Patents
Injection molding product with nano-micro-grain decorative surface Download PDFInfo
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- CN213565234U CN213565234U CN202021369020.3U CN202021369020U CN213565234U CN 213565234 U CN213565234 U CN 213565234U CN 202021369020 U CN202021369020 U CN 202021369020U CN 213565234 U CN213565234 U CN 213565234U
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Abstract
An injection molding product with a nanometer micro-grain decorative surface is characterized in that: the PC optical material layer is provided with a lower surface and an upper surface opposite to the lower surface, the lower surface is directly attached to the injection molding material layer, and a UV texture layer, a nano ink layer or a PVD coating layer, a protective ink layer, a composite adhesive layer and a replaceable material layer are sequentially arranged on the upper surface; the body is provided with a corner, and the corner is in a bent state; the upper surface of the body is provided with a slightly concave curved surface which is smoothly connected with the corner of the body; the PC optical material layer is a bonding layer, and the bonding layer is bonded with the injection molding material layer. The method has the advantages that the texture effect is not influenced by the fact that the corner positions are not easy to shrink inconsistently, and poor smoothness of the surface layer cannot be caused.
Description
Technical Field
The application relates to the technical field of decorative plates of electronic products, in particular to an injection molding product with a nanometer micro-grain decorative surface.
Background
At present, with the dependence and diversified requirements of people on electronic products, the requirements of electronic product panels are more and more elaborate and more complex; at present, the appearance of electronic products is mainly realized by a mould; coating adhesive between the etched die and a substrate for roller coating to realize the transfer printing of the die texture; the obtained decorative plate is bonded and coated with the electronic product through the adhesive.
According to the traditional decorative plate for realizing textures through a die, the ground color layer in the structure is often arranged at the bottommost part, and the structure has the defect that the ground color layer is easily scratched or rubbed in the machining process, so that the color development effect and the appearance of the decorative plate are damaged.
In addition, the existing decorative plate needs to be compounded with a panel of an electronic product for use, the carrier layer and the panel are directly bonded through an adhesive in the traditional compounding process, but the bonding mode is not firm, the adhesive is easy to age along with the prolonging of the using time, so that the decorative plate cannot be tightly attached to the panel, and the phenomenon of tilting or peeling occurs; and the texture and the image-text layer or the color layer on the traditional decorative plate are exposed and can be damaged in the using process.
In addition, more importantly, most of the traditional decorative panels are attached to the similar plane of a large panel, and the deformation of the decorative panels is not large; when the outer surface of a complex electronic product needs to be completely attached, particularly when the corner position is needed, the decorative panel needs to be deformed under the action of external force so as to attach the appearance of different products, but the corner position is easy to have indentation to destroy the display effect of the whole texture due to the fact that the bonding layer and the surface layer material of the traditional decorative panel are not shrunk uniformly due to the layered structure of the traditional decorative panel; and also tends to cause poor flatness of the top layer due to inconsistent shrinkage.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the present application is directed to the above-mentioned not enough of prior art, provides a corner position and is difficult to appear contracting inconsistent and influence the texture effect, can not lead to the poor injection moulding product that has nanometer microgroove decorative cover of planarization of surface course yet.
In order to solve the technical problem, the technical scheme adopted by the application is as follows: an injection molding product with a nanometer micro-texture decorative surface comprises a body, wherein the body comprises a PC optical material layer, the PC optical material layer is provided with a lower surface and an upper surface opposite to the lower surface, the lower surface is directly attached to the injection molding material layer, and a UV texture layer, a nanometer ink layer or a PVD coating layer, a protective ink layer, a composite adhesive layer and a replaceable material layer are sequentially arranged on the upper surface; the body is provided with a corner, and the corner is in a bent state; the upper surface of the body is provided with a slightly concave curved surface which is smoothly connected with the corner of the body; the PC optical material layer is a bonding layer, and the bonding layer is bonded with the injection molding material layer.
By adopting the structure, the injection molding material layer and the replaceable material layer have the same material and the same performance due to the adoption of the specific layered structure, so that the defects of swelling and deformation caused by inconsistent shrinkage of the surface layer can be avoided; the PC optical material layer can be made of the same components as the replaceable material, and the PC optical material layer and the replaceable material are bonded together more thoroughly and more tightly in a hot-pressing bonding process due to consistent material performance, so that the PC optical material layer is not easy to peel off or separate; in addition, because the replaceable material layer is adopted, the performance of the replaceable material layer can be matched to be consistent with that of the PC optical material layer, so that the consistent shrinkage ratio can be still ensured under the condition of effectively realizing the corner with bending, the texture of the decorative plate cannot be influenced, and the texture of the surface layer of the whole decorative plate cannot be influenced; in addition, this kind of structural style of this application can constitute the decorative cover earlier, then the decorative cover can directly realize the presentation on the product through moulding plastics, does not need glue bonding, also need not to open different moulds yet, once moulds plastics and can realize.
Further preferably, the tail end of the corner is provided with an extension section; the arrangement of the extension section can effectively ensure the shrinkage allowance of the decorative panel in the hot pressing process, thereby ensuring that the texture of the material is not influenced.
Further preferably, the degree of curvature of the concave curved surface is not greater than the thickness of the body; by adopting the structure, the texture display effect can be effectively protected in the hot pressing process; without causing excessive bending and stretching, which leads to undesirable texture rendering.
Further preferably, the thickness of the body is not more than 0.3 mm; the decoration panel formed by the body with the thickness does not generate texture deformation in the injection molding particle die-casting process, and is beneficial to molding and stretching, and ensures that the corner is more tightly attached.
Preferably, the tail ends of the two sides of the injection molding material layer are provided with extending parts, and the extending parts protrude out of the two ends of the body; by adopting the structure, the bottom surface of the body can be completely wrapped, and the effect that the appearance of the texture is influenced because local injection molding particles are not injected in place is prevented.
Preferably, the PC optical material layer and the replaceable material layer are made of a uniform material; the material of the replaceable material layer is consistent with that of the injection molding material layer. By adopting the structure, after the complete decorative board is prepared, the surface layer and the bonding layer are consistent in material, and the defects of poor flatness and easy surface bending caused by inconsistent shrinkage can be avoided.
Preferably, the replaceable material layer is made of ABS, PC, PET and the like; the attachment layer capable of being replaced by various materials can be replaced according to the material of the electronic product assembled according to specific requirements, so that the material properties of the replaceable material layer and the electronic product body are the same, the adhesion is tighter and firmer in the hot pressing process, and the tilting or peeling is not easy to occur; and the composite decorative board can be directly cured and combined with an electronic product in a hot-pressing mode, and does not need a binder or a roller coating.
Preferably, the UV texture layer is a color-transparent embossed texture layer; by adopting the structure, the embossing texture can be embodied, and simultaneously, the embossing texture can be matched and combined with the pictures, the texts and the colors, so that a more vivid and three-dimensional surface decoration effect is formed.
Preferably, the thickness of the UV texture layer is not more than 0.05 mm; adopt the bending of realization whole decorative board that this structure can be convenient, and the position of buckling can not appear phenomenon such as white mark, still keeps holistic decorative effect.
Preferably, the protective ink is a UV ink.
Preferably, the nano ink layer or the PVD coating layer is formed by transparent nano ink or a PVD coating. The structure can effectively protect UV textures, can reflect specific colors of the combined layers, plays roles in accumulating and superposing colors, and better reflects texture effects.
Drawings
FIG. 1 is a schematic diagram of a split structure of a PC optical material layer and a UV texture layer of the present application.
Fig. 2 is a schematic view of a combination of a protective ink layer, a nano ink layer or a PVD coating layer with UV texture and PV optical materials.
Fig. 3 is a schematic structural diagram of a combination of a material replacement layer, a composite glue layer and a substrate according to the present application.
FIG. 4 is a schematic structural diagram of a decorative surface with nano-micro texture according to the present application.
Fig. 5 is a schematic structural view of the application of the structure with the nano-micro pattern decoration surface attached to the hot pressing mold.
FIG. 6 is a schematic structural diagram of the hot-pressed molded decorative surface with nano micro-texture.
Fig. 7 is a schematic structural diagram of the hot-press molded nano-micro pattern decorative surface of the present application after cutting of the extension section.
FIG. 8 is a schematic structural diagram of an injection-molded article formed by combining a nano-micro-textured decorative surface and an injection-molded material layer. As shown in the attached drawings: 1. the optical glass comprises a body, a corner 1.1, a curved surface 1.2, an extension section 1.3, a PC optical material layer 2.1, a lower surface 2.2, an upper surface 3, an injection molding material layer 4, a UV texture layer 5, a nano ink layer or a PVD coating layer 6, a protective ink layer 7, a composite adhesive layer 8, a replaceable material layer 9 and a hot pressing mold.
Detailed Description
The drawings and the following description depict specific embodiments of the application to teach those skilled in the art how to make and use the best mode of the application. For the purpose of teaching inventive principles, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations from these embodiments that fall within the scope of the invention. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the present application. Thus, the present application is not limited to the specific embodiments described below, but only by the claims and their equivalents.
The injection molding product with the nanometer micro-texture decorative surface shown in the attached figure 8 comprises a body 1, wherein the body comprises a PC optical material layer 2, the PC optical material layer is provided with a lower surface 2.1 and an upper surface 2.2 opposite to the lower surface, the lower surface is directly attached to an injection molding material layer 3, and a UV texture layer 4, a nanometer ink layer or PVD coating layer 5, a protective ink layer 6, a composite adhesive layer 7 and a replaceable material layer 8 are sequentially arranged on the upper surface; the body is provided with a corner 1.1, and the corner is in a bending state; the upper surface of the body is provided with a slightly concave curved surface 1.2, and the curved surface is smoothly connected with the corner of the body; the PC optical material layer is a bonding layer, the bonding layer is bonded with the injection molding material layer 3, and the material of the replaceable material layer is consistent with that of the injection molding material layer.
By adopting the structure, the injection molding material layer and the replaceable material layer have the same material and the same performance due to the adoption of the specific layered structure, so that the defects of swelling and deformation caused by inconsistent shrinkage of the surface layer can be avoided; the PC optical material layer can be made of the same components as the replaceable material, and the PC optical material layer and the replaceable material are bonded together more thoroughly and more tightly in a hot-pressing bonding process due to consistent material performance, so that the PC optical material layer is not easy to peel off or separate; in addition, because the replaceable material layer is adopted, the performance of the replaceable material layer can be matched to be consistent with that of the PC optical material layer, so that the consistent shrinkage ratio can be still ensured under the condition of effectively realizing the corner with bending, the texture of the decorative plate cannot be influenced, and the texture of the surface layer of the whole decorative plate cannot be influenced; in addition, this kind of structural style of this application can constitute the decorative cover earlier, then the decorative cover can directly realize the presentation on the product through moulding plastics, does not need glue bonding, also need not to open different moulds yet, once moulds plastics and can realize.
As shown in fig. 5, when the decorative surface is placed on the hot pressing mold 9, the tail end of the corner 1.1 is provided with an extension section 1.3; the arrangement of the extension section can effectively ensure the shrinkage allowance of the decorative panel in the hot pressing process, thereby ensuring that the texture of the material is not influenced.
The curvature of the concave curved surface is not greater than the thickness of the body, specifically as shown in fig. 6, the curvature is the depth d of the curved surface; by adopting the structure, the texture display effect can be effectively protected in the hot pressing process; without causing excessive bending and stretching, which leads to undesirable texture rendering.
The thickness of the body is not more than 0.3 mm; the decoration panel formed by the body with the thickness does not generate texture deformation in the injection molding particle die-casting process, and is beneficial to molding and stretching, and ensures that the corner is more tightly attached.
As shown in fig. 8, the two side ends of the injection molding material layer 3 are provided with extending parts 3.1, and the extending parts protrude from the two ends of the body; by adopting the structure, the bottom surface of the body can be completely wrapped, and the effect that the appearance of the texture is influenced because local injection molding particles are not injected in place is prevented.
The PC optical material layer and the replaceable material layer are made of a unified material. By adopting the structure, after the complete decorative board is prepared, the surface layer and the bonding layer are consistent in material, and the defects of poor flatness and easy surface bending caused by inconsistent shrinkage can be avoided.
The replaceable material layer is formed by ABS, PC, PET and the like; the attachment layer capable of being replaced by various materials can be replaced according to the material of the electronic product assembled according to specific requirements, so that the material properties of the replaceable material layer and the electronic product body are the same, the adhesion is tighter and firmer in the hot pressing process, and the tilting or peeling is not easy to occur; and the composite decorative board can be directly cured and combined with an electronic product in a hot-pressing mode, and does not need a binder or a roller coating.
The UV texture layer is a color-transparent embossed texture layer; by adopting the structure, the embossing texture can be embodied, and simultaneously, the embossing texture can be matched and combined with the pictures, the texts and the colors, so that a more vivid and three-dimensional surface decoration effect is formed.
The thickness of the UV texture layer is not more than 0.05 mm; adopt the bending of realization whole decorative board that this structure can be convenient, and the position of buckling can not appear phenomenon such as white mark, still keeps holistic decorative effect.
The protective ink described herein is a UV ink.
The nano ink layer or the PVD coating layer is formed by transparent nano ink or a PVD coating. The structure can effectively protect UV textures, can reflect specific colors of the combined layers, plays roles in accumulating and superposing colors, and better reflects texture effects.
The UV nano-imprinting texture layer is prepared by a mold, and the specific mold can be prepared by referring to a preparation method of a CN109465992A multichannel 3D nano-texture mold or a nano-texture mold disclosed in 201910529441.3. After the mold is prepared, resin glue is coated between the mold and the substrate layer, the mold covers the resin glue, and the texture on the mold is imprinted on the substrate layer in a roller coating mode, so that the imprinting texture is transferred from the mold to the substrate layer.
Claims (10)
1. An injection molding product with a nanometer micro-grain decorative surface is characterized in that: the PC optical material layer is provided with a lower surface and an upper surface opposite to the lower surface, the lower surface is directly attached to the injection molding material layer, and a UV texture layer, a nano ink layer or a PVD coating layer, a protective ink layer, a composite adhesive layer and a replaceable material layer are sequentially arranged on the upper surface; the body is provided with a corner, and the corner is in a bent state; the upper surface of the body is provided with a slightly concave curved surface which is smoothly connected with the corner of the body; the PC optical material layer is a bonding layer, and the bonding layer is bonded with the injection molding material layer.
2. An injection molded product having a nanotextured decorative face according to claim 1, wherein: when the body is arranged on a hot-pressing die, the tail end of the corner is provided with an extension section.
3. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the curvature of the concave curved surface is not more than the thickness of the body.
4. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the thickness of the body is not more than 0.3 mm.
5. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the tail ends of the two sides of the injection molding material layer are provided with extending parts, and the extending parts protrude out of the two ends of the body.
6. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the PC optical material layer and the replaceable material layer are made of unified materials; the material of the replaceable material layer is consistent with that of the injection molding material layer.
7. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the replaceable material layer is made of ABS, PC and PET.
8. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the UV texture layer is a color-permeable embossed texture layer.
9. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the thickness of the UV texture layer is not more than 0.05 mm.
10. An injection molded product having a nanotextured decorative face according to claim 1, wherein: the protective printing ink is UV printing ink; the nano ink layer or the PVD coating layer is formed by transparent nano ink or a PVD coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369020.3U CN213565234U (en) | 2020-07-13 | 2020-07-13 | Injection molding product with nano-micro-grain decorative surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369020.3U CN213565234U (en) | 2020-07-13 | 2020-07-13 | Injection molding product with nano-micro-grain decorative surface |
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| Publication Number | Publication Date |
|---|---|
| CN213565234U true CN213565234U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021369020.3U Active CN213565234U (en) | 2020-07-13 | 2020-07-13 | Injection molding product with nano-micro-grain decorative surface |
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| Country | Link |
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| CN (1) | CN213565234U (en) |
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