CN210534759U - Curved surface capacitive touch screen - Google Patents
Curved surface capacitive touch screen Download PDFInfo
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- CN210534759U CN210534759U CN201921687379.2U CN201921687379U CN210534759U CN 210534759 U CN210534759 U CN 210534759U CN 201921687379 U CN201921687379 U CN 201921687379U CN 210534759 U CN210534759 U CN 210534759U
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Abstract
The utility model provides a curved surface capacitive touch screen, which comprises a planar panel display screen, a curved surface capacitive screen and UV glue for attaching the panel display screen on the curved surface capacitive screen; the curved-surface capacitive screen is provided with a curved surface, a bottom surface arranged opposite to the curved surface, a piece of sealant respectively arranged on four side surfaces of the bottom surface, and a gap positioned between adjacent sealants; the UV water gel is arranged between the four sealing glues. The utility model discloses curved surface capacitive touch screen is through setting up the sealed glue of location UV glue on curved surface capacitive screen for location that panel display screen can be fine is on curved surface capacitive screen, guarantees that the product is pleasing to the eye, greatly reduced the cost.
Description
Technical Field
The utility model belongs to the technical field of the panel, especially, relate to a curved surface capacitive touch screen.
Background
However, with the progress of science and technology and the change of people's aesthetics, the application of curved surface products is more and more, and particularly, after the three-star curved surface screen is applied to a mobile phone, the application of the curved surface screen is more and more. Due to technical limitation, most curved screens in the market are of a structure that a touch screen and a liquid crystal screen are bent at the same time, and the cost of the curved display screen is very high.
Therefore, the utility model discloses a new curved surface capacitive touch screen.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a curved surface capacitive touch screen that the guarantee is pleasing to the eye, reduce cost.
The utility model provides a curved surface capacitive touch screen, which comprises a planar panel display screen, a curved surface capacitive screen and UV glue for attaching the panel display screen on the curved surface capacitive screen; the curved-surface capacitive screen is provided with a curved surface, a bottom surface arranged opposite to the curved surface, a piece of sealant respectively arranged on four side surfaces of the bottom surface, and a gap positioned between adjacent sealants; the UV water gel is arranged between the four sealing glues.
Preferably, the curved capacitive screen is further provided with a notch with a curved surface positioned between adjacent sealants
Preferably, the curved capacitive screen comprises a first end and a second end, and the curvature of the first end is greater than the curvature of the second end.
Preferably, the curved capacitive touch screen further comprises a first control circuit board connected with the curved capacitive screen and a second control circuit board connected with the panel display screen, and the first control circuit board is located above the second control circuit board.
Preferably, the first control circuit board is provided with a second end.
The utility model discloses curved surface capacitive touch screen is through setting up the sealed glue of location UV glue on curved surface capacitive screen for location that panel display screen can be fine is on curved surface capacitive screen, guarantees that the product is pleasing to the eye, greatly reduced the cost.
Drawings
Fig. 1 is a schematic structural view of a curved capacitive screen and a panel display screen of the present invention;
fig. 2 is a schematic structural diagram of the curved capacitive touch screen of the present invention;
fig. 3 is a schematic structural view of the curved capacitive screen of the present invention for setting sealant;
fig. 4 is a schematic structural view of the panel attaching jig device of the present invention;
fig. 5 is a schematic structural view of a supporting and positioning seat of the panel bonding jig device shown in fig. 4;
FIG. 6 is a schematic view of a portion of the panel bonding apparatus shown in FIG. 4;
fig. 7 is a schematic structural view of a positioning jig of the panel bonding jig device shown in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model discloses a curved surface capacitive touch screen, including being planar panel display screen 20, curved surface electric capacity screen 20 and laminating UV glue 30 on curved surface electric capacity screen 20 with panel display screen 10.
As shown in fig. 1 to 3, the curved capacitive screen 20 is a cover plate type curved capacitive screen, and the panel display 10 is a flat panel display; the curved-surface capacitive screen 20 and the panel display screen 10 are bonded by the UV glue 30, and the UV glue 30 has good fluidity before being cured, so that the sealant 21 is used for preventing the UV glue 30 from flowing out.
The curved capacitive screen 20 is provided with a curved surface 201, a bottom surface 202 opposite to the curved surface 201, a piece of sealant 21 respectively arranged on four side surfaces of the bottom surface 202, and a gap 22 between adjacent sealants 21.
The curved capacitive screen 20 includes a first end and a second end, and the curvature of the first end is greater than the curvature of the second end.
The curved capacitive touch screen further comprises a first control circuit board 203 connected with the curved capacitive touch screen 20 and a second control circuit board 101 connected with the panel display screen 10, the first control circuit board 101 is located above the second control circuit board 101, and the first control circuit board 203 is provided with a second end.
As shown in fig. 4, the panel bonding jig device 1 includes a supporting and positioning seat 11, a cylinder fixing seat 12 fixed on the supporting and positioning seat 11, a cylinder 13 fixed on the cylinder fixing seat 12, a timer 141 and a barometer 142 fixed on the cylinder fixing seat 12, an upper membrane 15 fixed in the supporting and positioning seat 11 and connected with the cylinder 13, a positioning jig 16 fixed in the supporting and positioning seat 11, two connecting rods 17 connected with the upper membrane 15, a UV lamp 18 fixed below the supporting and positioning seat 11, and a UV lamp holder 181 fixed below the supporting and positioning seat 11 and accommodating the UV lamp 18; wherein, the upper film 15 slides on the two connecting rods 17 and presses and holds the workpiece (the curved capacitive screen 20 and the panel display screen 10 in this embodiment) placed on the positioning fixture 16; the UV lamp base 181 is U-shaped.
As shown in fig. 5, the supporting and positioning seat 11 includes an upper plate 111 having an opening 1111, a lower plate 112 disposed opposite to the upper plate 111, and four supporting rods 113 connecting the upper plate 111 and the lower plate 112. Wherein, the cylinder fixing seat 12 is fixed on the upper plate 111; the UV lamp 18 is positioned below the lower plate 112, and the UV lamp socket 181 is fixed below the lower plate 112; two connecting rods 17 are connected between the upper plate 111 and the lower plate 112, the upper membrane 15 is located below the upper plate 111 and is connected to both connecting rods 17, and the upper membrane 15 can slide on both connecting rods 17.
As shown in fig. 6, the upper film 15 includes an upper film plate 151 having two through holes 1511, an upper film plate connection block 152 fixed above the upper film plate 151 and connected to the cylinder 13, and an upper film plate positioning block 153 fixed below the upper film plate 151. Wherein, the two connecting rods 17 respectively pass through the two through holes 1511; the bottom surface of the upper film plate 151 is a plane, and the upper film plate positioning block 153 is far smaller than the upper film plate 151.
As shown in fig. 7, the positioning fixture 16 includes a first positioning block 161, a second positioning block 162 opposite to the first positioning block 161, and two arc-shaped rods 163 connected between the first positioning block 162 and the second positioning block 162. Wherein, first locating piece 161 and second locating piece 162 are all fixed on hypoplastron 112, and curved surface electric capacity screen 20 is placed on positioning jig 16, and the curved surface of curved surface electric capacity screen 20 both sides is supported by two arc poles 163.
The first positioning block 161 is provided with a first groove 1611 at a position connected with the arc-shaped rod 162, the second positioning block 162 is also provided with a second groove 1621 at a position connected with the arc-shaped rod 162, the first groove 1611 is used for placing a circuit board component of the panel display screen 10, and the second groove 1621 is used for positioning and matching with the upper film board positioning block 153.
During working, firstly, the curved-surface capacitive screen 20 is placed on the positioning jig 16, then the UV glue 30 is dripped on the curved-surface capacitive screen 20, then the panel display screen 10 is placed on the curved-surface capacitive screen 20, finally, the cylinder 13 is started and the upper film 15 is driven, the upper film 15 slides downwards on the connecting rod 17 and enables the upper film positioning block 153 to be matched with the second groove 1621, and therefore the curved-surface capacitive screen 20 and the panel display screen 10 are pre-fixed; the curved capacitive screen 20 and the panel display screen 10 are preferably pre-cured using the UV lamp 18, and the timer 141 of the panel bonding jig device 1 is adjusted so that the pre-curing time is set to 2.5 minutes to 3.5 minutes (last 3 minutes).
A method for attaching a curved capacitive screen to a panel display screen comprises the following steps:
s1: as shown in fig. 1, a circle of sealant 21 is respectively disposed on four side surfaces of the back surface of the curved capacitive screen 20, and a gap 22 is disposed between adjacent sealants 21;
in step S1, since the UV glue 30 has a high fluidity, in order to prevent the UV glue 30 from flowing out after passing through the back surface of the curved capacitive screen 20 during the dispensing process, the gap 22 between the adjacent sealing glue 21 is used to discharge the excess UV glue 30 and the bubbles.
S2: according to the preset amount and pattern of the UV glue 30, an automatic glue dispensing device (not shown) dispenses the UV glue 30 on the back of the curved capacitive screen 20;
s3: standing the UV glue 30 for 1.5-2.5 minutes (preferably 2 minutes), so that bubbles in the UV glue 30 after being dotted can be removed;
s4: placing the curved capacitive screen 20 with the UV glue 30 and the panel display screen 10 into a positioning jig 16 of the bonding jig device 1, wherein the back surface of the curved capacitive screen 20 with the UV glue 30 is placed upwards in the positioning jig 16, the panel display screen 10 is positioned above the curved capacitive screen 20, and the back surface of the panel display screen 10 is also placed upwards in the positioning jig 16;
wherein the curved capacitive screen 20 and the flat panel display screen 10 are placed with their back sides facing upward to facilitate pre-curing by placing the UV lamp 16 at their bottom while facilitating top pressurization. Before the panel display screen 10 is placed into the positioning jig 15, the gap between the plastic shell of the panel display screen 10 and the polarizer is sealed by sealant, so that the UV glue 30 is prevented from flowing into the backlight module of the panel display screen 10 in the laminating process.
S5: starting the attaching jig device 1, sliding the upper film 15 downwards, pressing and holding the upper film on the panel display screen 10, and pre-curing the curved capacitive screen 20 and the panel display screen 10;
s6: after pre-curing, taking out the curved capacitive screen 20 and the panel display screen 10 which are attached together, removing redundant residual glue and wiping;
s7: the curved surface capacitive screen 20 and the panel display screen 10 which are attached together are placed into a defoaming furnace for defoaming, and the defoaming parameters are adjusted as follows: for a period of time of 25 minutes to 35 minutes (preferably 30 minutes), under a pressure of 4.5KG to 5.5KG (preferably 5KG), at a temperature of 35 ℃ to 45 ℃ (preferably 40 ℃);
s8: placing the defoamed curved capacitive screen 20 and the panel display screen 10 into a UV machine, and curing the curved capacitive screen 20 and the panel display screen 10 through the UV machine;
s9: the cured curved capacitive screen 20 and the panel display screen 10 are wiped clean.
Step S5 includes the following steps:
s51: starting the panel attaching jig device 1, and adjusting the barometer 142 of the attaching jig device 1 to enable the pressure applied by the upper die 15 of the attaching jig device 1 on the back surface of the panel display screen 10 to be 2KG-3 KG;
s52: opening the UV lamp 18 at the bottom of the panel attaching jig device 1 to pre-cure the curved surface capacitive screen 20 and the panel display screen 10, and adjusting the timer 141 of the attaching jig device 1 to set the pre-curing time to 2.5 minutes to 3.5 minutes (last 3 minutes);
the curved capacitive screen 20 and the panel display screen 10 are completely attached through the steps.
The utility model discloses curved surface capacitive touch screen is through setting up the sealed glue of location UV glue on curved surface capacitive screen for location that panel display screen can be fine is on curved surface capacitive screen, guarantees that the product is pleasing to the eye, greatly reduced the cost.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.
Claims (5)
1. The curved surface capacitive touch screen is characterized by comprising a planar panel display screen, a curved surface capacitive screen and UV glue for attaching the panel display screen to the curved surface capacitive screen; the curved-surface capacitive screen is provided with a curved surface, a bottom surface arranged opposite to the curved surface, a piece of sealant respectively arranged on four side surfaces of the bottom surface, and a gap positioned between adjacent sealants; the UV water gel is arranged between the four sealing glues.
2. The curved capacitive touch screen of claim 1, wherein: the curved surface capacitive screen is also provided with a notch, wherein the curved surface is positioned between the adjacent sealants.
3. The curved capacitive touch screen of claim 1, wherein: the curved surface capacitive screen includes first end and second end, and the crooked radian of first end is greater than the crooked radian of second end.
4. The curved capacitive touch screen of claim 3, wherein: the curved surface capacitive touch screen also comprises a first control circuit board connected with the curved surface capacitive touch screen and a second control circuit board connected with the panel display screen, and the first control circuit board is positioned above the second control circuit board.
5. The curved capacitive touch screen of claim 4, wherein: the first control circuit board is provided with a second end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687379.2U CN210534759U (en) | 2019-10-10 | 2019-10-10 | Curved surface capacitive touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687379.2U CN210534759U (en) | 2019-10-10 | 2019-10-10 | Curved surface capacitive touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210534759U true CN210534759U (en) | 2020-05-15 |
Family
ID=70607411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921687379.2U Active CN210534759U (en) | 2019-10-10 | 2019-10-10 | Curved surface capacitive touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210534759U (en) |
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2019
- 2019-10-10 CN CN201921687379.2U patent/CN210534759U/en active Active
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