CN213754581U

CN213754581U - 3D cover plate for reducing color difference of edge of coating film

Info

Publication number: CN213754581U
Application number: CN202023239678.5U
Authority: CN
Inventors: 陈胜利; 谢祥斌; 习锋
Original assignee: Dongguan Qipin Optics Co ltd
Current assignee: Dongguan Qipin Optics Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-07-20
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a reduce 3D apron of coating film edge colour difference, close the limit including the apron main part with enclosing, all have the coating film in the surface of apron main part and enclosing and close the limit, the present case increases the coating film number of piles, promotes 8 layers by original 6 layers, realizes the multilayer and overlaps the effect to the material and the thickness of close control rete, first layer are the ZRO₂A layer having a thickness of 10.00 nm; the second layer being a TIO₂A layer having a thickness of 7.82 nm; the third layer is SIO₂A layer having a thickness of 80 nm; the fourth layer is TIO₂A layer having a thickness of 72.32 nm; the fifth layer is SIO₂Layer, thickness 65.00 nm; the sixth layer is TIO₂A layer having a thickness of 60.00 nm; the seventh layer is SIO₂A layer having a thickness of 94.77 nm; the eighth layer is SIO₂The thickness of the layer is 23.51 nm, so that the color of the edge of the product is close to the color of the front, and the color difference is reduced.

Description

3D cover plate for reducing color difference of edge of coating film

Technical Field

The utility model relates to a coating film field technique especially indicates a 3D apron that reduces coating film edge colour difference.

Background

In the processing process of the color coating product at the present stage, the simulated coating procedure has narrow coating section, small coating curve bandwidth, small machine correction, thin coating and uneven coating of the film layer, and the problem of film layer thickness is often difficult to solve. The product color needs to be bright, the number of coating layers is small, the repeated overlapping effect is not obvious, the color difference between the front color of the product and the edge of the product is large after the mobile phone is molded at a high pressure in a 3D mode, the customer requirements cannot be met, and the possibility of mass production of the product cannot be realized.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a 3D cover plate for reducing color difference at the edge of a coating film, which satisfies the requirement that the color at the edge of a product is close to the color at the front side, and reduces the color difference.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a reduce 3D apron of coating film edge colour difference, includes the apron main part and encloses the limit, the apron main part is a slice rectangular plastic thin slice, it surrounds to enclose the limit the apron main part is used for forming the installation cavity that is used for holding the cell-phone main part around, apron main part and enclose limit formula structure as an organic whole, and apron main part and enclose and be arcwall face rounding off connection between the limit, the outer surface of apron main part and enclosing limit all has the coating film, the coating film is 8 laminar structures layer by layer, and the first layer is ZRO₂A layer having a thickness of 10.00 nm; the second layer being a TIO₂A layer having a thickness of 7.82 nm; the third layer is SIO₂A layer having a thickness of 80 nm; the fourth layer is TIO₂A layer having a thickness of 72.32 nm; the fifth layer is SIO₂A layer having a thickness of 65.00 nm; the sixth layer is TIO₂A layer having a thickness of 60.00 nm; the seventh layer is SIO₂A layer having a thickness of 94.77 nm; the eighth layer is SIO₂And the thickness of the layer is 23.51 nm, wherein the first layer is the bottommost layer and is directly plated on the plastic of the cover plate, and the eighth layer is the outermost layer.

Preferably, the thicknesses of the coating films on the cover plate main body and the enclosing edge are the same.

As a preferred scheme, the enclosing edge is composed of an upper enclosing edge, a left enclosing edge, a right enclosing edge and a lower enclosing edge, the enclosing edges are connected end to end, and the connecting part of the two adjacent enclosing edges is an arc corner.

As a preferred scheme, the left surrounding edge is provided with an SIM card insertion avoiding through hole and a function key avoiding through hole.

As a preferred scheme, the right surrounding edge is provided with a volume key avoiding through hole.

As a preferred scheme, the lower surrounding edge is provided with a power interface avoiding through hole and loudspeaker avoiding through holes positioned on the left side and the right side.

Preferably, the stretchable material engaging blocks are arranged on the left and right sides of the upper and lower surrounding edges.

As a preferred scheme, be equipped with the camera in the apron main part and dodge the hole and the fingerprint unblock dodges the hole, the camera dodges the hole and is located the upper right corner, the hole is dodged in the fingerprint unblock is located the middle part upper end.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, the present case increases the coating film number of piles, promotes 8 layers by original 6 layers, realizes the multilayer and overlaps the effect to the material and the thickness of strict control rete, first layer are the ZRO₂A layer having a thickness of 10.00 nm; the second layer being a TIO₂A layer having a thickness of 7.82 nm; the third layer is SIO₂A layer having a thickness of 80 nm; the fourth layer is TIO₂A layer having a thickness of 72.32 nm; the fifth layer is SIO₂A layer having a thickness of 65.00 nm; the sixth layer is TIO₂A layer having a thickness of 60.00 nm; the seventh layer is SIO₂A layer having a thickness of 94.77 nm; the eighth layer is SIO₂The thickness of the layer is 23.51 nm, so that the color of the edge of the product is close to the color of the front, and the color difference is reduced.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a first perspective view of a 3D cover plate according to an embodiment of the present invention.

Fig. 2 is a second perspective view of the 3D cover plate according to the embodiment of the present invention.

Fig. 3 is a schematic view of a layered structure of a coating film layer of a 3D cover plate according to an embodiment of the present invention.

FIG. 4 is a chart of the coating parameters of the 3D cover plate according to the embodiment of the present invention.

Fig. 5 is a spectrum chart of the 3D cover plate coating film according to the embodiment of the present invention.

Fig. 6 is a 3D cover plate coating parameter chart of a comparative example.

Fig. 7 is a graph of the 3D cover plate coating spectrum of the comparative example.

The attached drawings indicate the following:

10. apron main part 11, camera dodge hole

12. Fingerprint unlocking avoidance hole 20 and surrounding edge

21. Upper and left surrounding

edges

22 and 22

221. SIM card insertion avoiding through hole 222 and function key avoiding through hole

23. Right surrounding edge 231 and volume key avoiding through hole

24. Lower surrounding edge 241 and power interface avoiding through hole

242. Speaker avoiding through hole 25 and embedded block

30. Mounting cavity 40, coating film

41. First layer 42, second layer

43. Third layer 44, fourth layer

45. Fifth layer 46, sixth layer

47. Seventh layer 48, eighth layer.

Detailed Description

Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present invention is shown, which is a 3D cover plate for reducing color difference of a coating edge, and includes a cover plate main body 10 and a surrounding edge 20, wherein the cover plate main body 10 is a rectangular plastic sheet, the surrounding edge 20 surrounds the cover plate main body 10 to form an installation cavity 30 for accommodating a mobile phone main body, the cover plate main body 10 and the surrounding edge 20 are an integrated structure, and the cover plate main body 10 and the surrounding edge 20 are connected by an arc-shaped smooth transition. Therefore, the 3D stereo performance of the cover plate can be ensured, and the cover plate is good in hand feeling and attractive and elegant in appearance.

And the enclosing edge 20 is composed of an upper enclosing edge 21, a left enclosing edge 22, a right enclosing edge 23 and a lower enclosing edge 24, all the enclosing edges are connected end to end, and the joint of two adjacent enclosing edges is an arc corner. Thereby the connection of corner position is in the same direction as smooth, and the lines is smooth, has promoted the aesthetic feeling of cell-phone, has still strengthened crashproof ability in addition. The left surrounding edge 22 is provided with a SIM card insertion avoiding through hole 221 and a function key avoiding through hole 222, so that no obstacle is caused to the use of the card inserter. The right surrounding edge 23 is provided with a volume key avoiding through hole 231 for installing a volume key. The lower surrounding edge 24 is provided with a power interface avoiding through hole 241 and horn avoiding through holes 242 located at the left and right sides. Be equipped with camera dodge hole 11 and fingerprint unblock dodge hole 12 on the apron main part 10, camera dodge hole 11 and be located the upper right corner, fingerprint unblock dodge hole 12 is located the middle part upper end.

Furthermore, the upper and lower surrounding

edges

21 and 24 have engaging pieces 25 made of a stretchable material on both left and right sides. The stretchable material facilitates the assembly between the cover plate and the mobile phone main body, and the embedded block 25 made of the stretchable material can absorb the length difference of expansion with heat and contraction with cold when the temperature is very large in winter and summer.

In particular, the outer surfaces of the cover plate main body 10 and the enclosing edge 20 are both provided with the coating 40, the coating 40 is an 8-layer laminated structure, and the first layer 41 is the ZRO₂A layer having a thickness of 10.00 nm; the second layer 42 being a TIO₂A layer having a thickness of 7.82 nm; the third layer 43 being SIO₂A layer having a thickness of 80 nm; the fourth layer 44 is a TIO₂A layer having a thickness of 72.32 nm; fifth layer 45 is SIO₂A layer having a thickness of 65.00 nm; the sixth layer 46 is a TIO₂A layer having a thickness of 60.00 nm; the seventh layer 47 is SIO₂A layer having a thickness of 94.77 nm; eighth layer 48 is SIO₂A layer with a thickness of 23.51 nm, wherein the first layer 41 is the lowermost layer,directly plated on the plastic of the cover plate, and the eighth layer 48 is the outermost layer.

The 8 layers of coating films 40 can achieve the purpose that the color of the edge of the 3D cover plate of the mobile phone is consistent with the color of the cover plate main body 10, and the color difference is reduced. And the thicknesses of the plated films 40 on the cover plate main body 10 and the surrounding edge 20 are the same.

Application example:

firstly setting parameters of the coating film 40 including material, speed, thickness and the like, then flatly laying the 3D cover plate on the coating film 40 umbrella, and further carrying out vacuum coating for 8 layers, wherein the first layer 41 is ZRO₂A layer having a thickness of 10.00 nm; the second layer 42 being a TIO₂A layer having a thickness of 7.82 nm; the third layer 43 being SIO₂A layer having a thickness of 80 nm; the fourth layer 44 is a TIO₂A layer having a thickness of 72.32 nm; fifth layer 45 is SIO₂A layer having a thickness of 65.00 nm; the sixth layer 46 is a TIO₂A layer having a thickness of 60.00 nm; the seventh layer 47 is SIO₂A layer having a thickness of 94.77 nm; eighth layer 48 is SIO₂Layer thickness 23.51 nm, achieving a multilayer overlapping effect. The parameters of the improved coating 40 are shown in fig. 4.

The spectral plot of the coating 40 for the 3D cover plate produced according to the above table with improved data can be seen in fig. 5.

Comparative example:

firstly setting parameters of the coating film 40 including material, speed, thickness and the like, then flatly laying the 3D cover plate on the coating film 40 umbrella, and further carrying out vacuum coating for 6 layers, wherein the first layer 41 is ZRO₂Thickness of 10nm, and the second layer 42 is TIO₂Thickness of 40 nm and third layer 43 of SIO₂Thickness of 80nm, and the fourth layer 44 is TIO₂Thickness of 60 nm, fifth layer 45 of SIO₂A thickness of 65 nm, and a sixth layer 46 of TIO₂The thickness was 60 nm. The parameters of the coating 40 before the improvement are shown in fig. 6.

As shown in fig. 7, the spectral graph of the plating film 40 is more excellent than that of the above application example.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a reduce 3D apron of coating film edge colour difference which characterized in that: including apron main part (10) and enclose limit (20), apron main part (10) are a slice of rectangular plastic thin slice, enclose limit (20) and surround apron main part (10) around with form installation cavity (30) that are used for holding the cell-phone main part, apron main part (10) and enclose limit (20) formula structure as an organic whole, and apron main part (10) and enclose and close between limit (20) for arcwall face rounding off connection, the surface of apron main part (10) and enclosing limit (20) all has coating film (40), coating film (40) are 8 layer laminar structures, and first layer (41) are ZRO₂A layer having a thickness of 10.00 nm; the second layer (42) being a TIO₂A layer having a thickness of 7.82 nm; the third layer (43) is SIO₂A layer having a thickness of 80 nm; the fourth layer (44) being a TIO₂A layer having a thickness of 72.32 nm; the fifth layer (45) is SIO₂A layer having a thickness of 65.00 nm; the sixth layer (46) being a TIO₂A layer having a thickness of 60.00 nm; the seventh layer (47) is SIO₂A layer having a thickness of 94.77 nm; the eighth layer (48) is SIO₂And the thickness of the layer is 23.51 nm, wherein the first layer (41) is the bottommost layer and is directly plated on the plastic of the cover plate, and the eighth layer (48) is the outermost layer.

2. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 1, wherein: the thickness of each layer of coating (40) on the cover plate main body (10) and the enclosing edge (20) is the same.

3. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 1, wherein: the enclosing edge (20) is composed of an upper enclosing edge (21), a left enclosing edge (22), a right enclosing edge (23) and a lower enclosing edge (24), all enclosing edges are connected end to end, and the joint of two adjacent enclosing edges is an arc corner.

4. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 3, wherein: the left surrounding edge (22) is provided with an SIM card insertion avoiding through hole (221) and a function key avoiding through hole (222).

5. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 3, wherein: and the right surrounding edge (23) is provided with a volume key avoiding through hole (231).

6. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 3, wherein: the lower surrounding edge (24) is provided with a power interface avoiding through hole (241) and horn avoiding through holes (242) positioned on the left side and the right side.

7. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 3, wherein: the left side and the right side of the upper surrounding edge (21) and the lower surrounding edge (24) are provided with stretchable material embedded blocks (25).

8. The 3D cover plate for reducing color difference of the edge of a coating film according to claim 1, wherein: be equipped with camera dodge hole (11) and fingerprint unblock dodge hole (12) on apron main part (10), camera dodge hole (11) and be located the upper right corner, fingerprint unblock dodge hole (12) and be located the middle part upper end.