CN220015739U - Pressure maintaining jig for laminating liquid optical cement of liquid crystal display - Google Patents
Pressure maintaining jig for laminating liquid optical cement of liquid crystal display Download PDFInfo
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- CN220015739U CN220015739U CN202321216662.3U CN202321216662U CN220015739U CN 220015739 U CN220015739 U CN 220015739U CN 202321216662 U CN202321216662 U CN 202321216662U CN 220015739 U CN220015739 U CN 220015739U
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- crystal display
- liquid crystal
- jig
- pressure maintaining
- boss
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- 230000003287 optical effect Effects 0.000 title claims abstract description 70
- 239000007788 liquid Substances 0.000 title claims abstract description 68
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 51
- 239000004568 cement Substances 0.000 title claims abstract description 17
- 238000010030 laminating Methods 0.000 title claims description 3
- 239000011521 glass Substances 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 38
- 238000003855 Adhesive Lamination Methods 0.000 claims description 14
- 238000004026 adhesive bonding Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 abstract description 17
- 239000000853 adhesive Substances 0.000 description 37
- 230000001070 adhesive effect Effects 0.000 description 37
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Liquid Crystal (AREA)
Abstract
The utility model discloses a pressure maintaining jig for attaching liquid optical cement of a liquid crystal display, which comprises a support plate, wherein at least one first jig boss is arranged on the upper surface of the support plate close to the inner side, the first jig boss is used for supporting a first glass substrate of the liquid crystal display, at least one second jig boss is arranged on the upper surface of the support plate close to the outer side, the second jig boss is used for supporting a second glass substrate of the liquid crystal display, an annular groove is formed in the upper surface of the support plate positioned at the edge of the first glass substrate, and the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part. The curing light can be used for pre-curing the liquid optical cement positioned at the edge of the first glass substrate through the complete hollowing part, the liquid optical cement positioned at the edge is cured and then corresponds to the first frame glue in the traditional scheme, and other liquid optical cement is limited in the range by utilizing the liquid optical cement after the edge is cured.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display screen assembly, in particular to a pressure maintaining jig for liquid crystal display screen liquid optical adhesive lamination.
Background
The optical adhesive lamination is the main lamination mode of the current liquid crystal display screen, and the lamination of the optical adhesive generally adopts two modes of liquid optical adhesive lamination or solid optical adhesive lamination, and the liquid adhesive lamination has the advantages of low raw material price, strong universality, easy transportation, easy storage and the like, and is still the preferred material for lamination glue. However, the liquid optical adhesive has the problem of adhesive overflow during bonding, and the liquid optical adhesive is easy to cause poor display of the liquid crystal display after adhesive overflow, so that the product yield of the liquid crystal display is reduced; if the high-end equipment is adopted, the frame glue can be dispensed first, then the liquid optical glue is coated, the liquid optical glue is limited in the frame glue range by using the frame glue, so that the problem of glue overflow is avoided, the process flow of glue coating is complex, the glue coating cost is increased, and the competitiveness of products is reduced.
Disclosure of Invention
The utility model aims to solve the technical problems that how to glue by using liquid optical glue with relatively low price and avoid glue overflow by improving a pressure maintaining jig. The upper surface of the supporting plate positioned at the edge of the first glass substrate is provided with the annular groove, the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part which are completely hollowed out, curing light can be pre-cured by the completely hollowed-out part, and the curing light can not irradiate the liquid optical adhesive at the edge of the first glass substrate through the incompletely hollowed-out part, so that the liquid optical adhesive at the edge is not completely cured, an exhaust channel is formed by the incompletely cured liquid optical adhesive for exhausting, the generation of bubbles is avoided, the liquid optical adhesive at the edge is equivalent to the first frame adhesive in the traditional scheme after being cured, other liquid optical adhesives are limited in the range by the liquid optical adhesive after being cured at the edge, the problem of glue overflow is avoided, poor display of a liquid crystal display screen is avoided, and the product yield of the liquid crystal display screen is improved; and the structure makes the process flow of gluing simple, reduces the cost of gluing and improves the competitiveness of the product.
The technical problems to be solved by the utility model are realized by the following technical scheme:
in order to solve the technical problems, the utility model provides a pressure maintaining jig for attaching liquid optical cement of a liquid crystal display screen, which comprises a support plate, wherein at least one first jig boss is arranged on the upper surface of the support plate close to the inner side, the first jig boss is used for supporting a first glass substrate of the liquid crystal display screen, at least one second jig boss is arranged on the upper surface of the support plate close to the outer side, the second jig boss is used for supporting a second glass substrate of the liquid crystal display screen, an annular groove is formed in the upper surface of the support plate positioned at the edge of the first glass substrate, and the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part.
As a preferred implementation mode of the pressure maintaining jig for the liquid optical adhesive bonding of the liquid crystal display screen, the annular groove is a square annular groove, and the four sides of the square annular groove are respectively provided with a non-hollow part.
As a preferred implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, the non-hollowed-out part which is not completely hollowed out.
As a preferred implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, a third jig boss is arranged on the upper surface of the support plate at the edge of the support plate.
As an optimal implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, a pressure maintaining block is arranged above the supporting plate.
As an optimal implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, the lower surface of the supporting plate is provided with a plurality of reinforcing struts.
As a preferred implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, buffer foam is arranged on the upper surface of the first jig boss and the upper surface of the second jig boss.
As a preferred implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, the upper surface of the first jig boss and the upper surface of the second jig boss are respectively provided with an heightening block corresponding to the appearance of the first jig boss and the second jig boss.
As an optimal implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, the upper surface of the supporting plate is provided with a color identification part.
As an preferable implementation mode of the pressure maintaining jig for the liquid optical adhesive lamination of the liquid crystal display screen, the color of the color identification part is red.
The utility model has the following beneficial effects:
the upper surface of the supporting plate positioned at the edge of the first glass substrate is provided with the annular groove, the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part which are completely hollowed out, curing light can be pre-cured by the completely hollowed-out part, and the curing light can not irradiate the liquid optical adhesive at the edge of the first glass substrate through the incompletely hollowed-out part, so that the liquid optical adhesive at the edge is not completely cured, an exhaust channel is formed by the incompletely cured liquid optical adhesive for exhausting, the generation of bubbles is avoided, the liquid optical adhesive at the edge is equivalent to the first frame adhesive in the traditional scheme after being cured, other liquid optical adhesives are limited in the range by the liquid optical adhesive after being cured at the edge, the problem of glue overflow is avoided, poor display of a liquid crystal display screen is avoided, and the product yield of the liquid crystal display screen is improved; and the structure makes the process flow of gluing simple, reduces the cost of gluing and improves the competitiveness of the product.
Drawings
In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a pressure maintaining jig for bonding liquid optical cement of a liquid crystal display according to the present utility model.
Fig. 2 is a cross-sectional view at A-A in fig. 1.
Fig. 3 is a schematic structural diagram of embodiment 2.
Fig. 4 is a schematic structural diagram of embodiment 3.
Reference numerals illustrate:
a support plate 1; a first jig boss 2; a second jig boss 3; a ring groove 4; a first glass substrate 101; a second glass substrate 102; a liquid optical cement 103; a complete hollowed-out portion 41; the non-hollowed-out portion 42;
a third jig boss 5; a pressure block 6; a reinforcing strut 7;
buffering foam 8; a height-increasing block 9; a color recognition section 10.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The utility model provides a pressure maintaining jig for attaching liquid optical cement of a liquid crystal display, which comprises a support plate, wherein at least one first jig boss is arranged on the upper surface of the support plate close to the inner side, the first jig boss is used for supporting a first glass substrate of the liquid crystal display, at least one second jig boss is arranged on the upper surface of the support plate close to the outer side, the second jig boss is used for supporting a second glass substrate of the liquid crystal display, an annular groove is formed in the upper surface of the support plate positioned at the edge of the first glass substrate, and the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part.
The upper surface of the supporting plate positioned at the edge of the first glass substrate is provided with the annular groove, the annular groove comprises a completely hollowed-out part and a incompletely hollowed-out part which are completely hollowed out, curing light can be pre-cured by the completely hollowed-out part, and the curing light can not irradiate the liquid optical adhesive at the edge of the first glass substrate through the incompletely hollowed-out part, so that the liquid optical adhesive at the edge is not completely cured, an exhaust channel is formed by the incompletely cured liquid optical adhesive for exhausting, the generation of bubbles is avoided, the liquid optical adhesive at the edge is equivalent to the first frame adhesive in the traditional scheme after being cured, other liquid optical adhesives are limited in the range by the liquid optical adhesive after being cured at the edge, the problem of glue overflow is avoided, poor display of a liquid crystal display screen is avoided, and the product yield of the liquid crystal display screen is improved; and the structure makes the process flow of gluing simple, reduces the cost of gluing and improves the competitiveness of the product.
In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings. The present utility model is described in detail below with reference to the drawings and the embodiments, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Example 1
Referring to fig. 1 and 2, the pressure maintaining jig for attaching liquid optical adhesive to a liquid crystal display provided by the utility model includes a support plate 1, at least one first jig boss 2 is disposed on an upper surface of the support plate 1 near an inner side, the first jig boss 2 is used for supporting a first glass substrate 101 of the liquid crystal display, at least one second jig boss 3 is disposed on an upper surface of the support plate 1 near an outer side, the second jig boss 3 is used for supporting a second glass substrate 102 of the liquid crystal display, a liquid optical adhesive 103 is disposed between the first glass substrate 101 and the second glass substrate 102, a ring groove 4 is disposed on an upper surface of the support plate 1 at an edge of the first glass substrate 101, the ring groove 4 includes a completely hollowed-out portion 41 and a not completely hollowed-out portion 42, that is, the ring groove 4 is not completely hollowed-out in a partial region, the not completely hollowed-out portion 42 may be not completely hollowed-out, the not hollowed-out portion 42 may play a role of blocking with the support plate 1, and may also play a role of partially solidifying light. The curing light in this embodiment is UV light, the first glass substrate 101 is a touch glass or TFT module, and the second glass substrate 102 is a cover plate.
Since the annular groove 4 is formed in the upper surface of the support plate 1 positioned at the edge of the first glass substrate 101, the annular groove 4 comprises a completely hollowed-out part 41 and a incompletely hollowed-out part 42, curing light can be pre-cured on the liquid optical adhesive 103 positioned at the edge of the first glass substrate 101 through the completely hollowed-out part 41, and the curing light cannot irradiate the liquid optical adhesive 103 positioned at the position through the incompletely hollowed-out part 42, so that the liquid optical adhesive 103 is not completely cured, an exhaust channel is formed at the position of the incompletely cured liquid optical adhesive 103 for exhausting, generation of bubbles is avoided, the liquid optical adhesive 103 positioned at the edge is equivalent to first-point frame adhesive in the traditional scheme after being cured, and the liquid optical adhesive 103 after being cured at the edge is used for limiting other liquid optical adhesives 103 in the range of the liquid optical adhesive, so that the problem of glue overflow is avoided, poor display of a liquid crystal display screen is avoided, and the product yield of the liquid crystal display screen is improved; and the structure makes the process flow of gluing simple, reduces the cost of gluing and improves the competitiveness of the product.
Further, the ring groove 4 is a square ring groove 4, and the four sides of the square ring groove 4 are respectively provided with a non-hollow part 42, and the non-hollow part 42 can play a role in supporting the joint and also can play a role in shielding solidification light.
Further, the incompletely hollowed-out part 42 is completely not hollowed out to ensure the strength of the joint.
Example 2
Referring to fig. 1 and 3, as a further optimization scheme of embodiment 1, in this embodiment, a third fixture boss 5 is disposed on the upper surface of the support plate 1 at the edge of the support plate 1, and the third fixture boss 5 is used for limiting and positioning the position of the second glass substrate 102.
Further, a pressure maintaining block 6 is provided above the support plate 1. The pressure maintaining block 6 is placed above the second glass substrate 102 to assist in pressure maintaining, so that the flow of the liquid optical cement 103 is quickened, and the liquid optical cement 103 can be uniformly distributed between the first glass substrate 101 and the second glass substrate 102.
Further, the lower surface of the support plate 1 is provided with a plurality of reinforcing struts 7, and the reinforcing struts 7 function as reinforcing ribs and support legs.
Example 3
Referring to fig. 4, in this embodiment, as a further optimization scheme of embodiment 1, buffer foam 8 is disposed on the upper surface of the first fixture boss 2 and the upper surface of the second fixture boss 3, so that the first glass substrate 101 and the second glass substrate 102 can be placed on the upper surface of the first fixture boss 2 and the upper surface of the second fixture boss 3 to play a role in buffering, and damage to the first glass substrate 101 and the second glass substrate 102 is avoided.
Further, the upper surface of the first jig boss 2 and the upper surface of the second jig boss 3 are provided with heightening blocks 9 corresponding to the shapes of the first jig boss 2 and the second jig boss 3, and the heights of the first jig boss 2 and the second jig boss 3 are adjusted by increasing or reducing the heightening blocks 9, so that the liquid crystal display panel can be suitable for different liquid crystal display screens, and the universality of the pressure maintaining jig is improved.
Further, the upper surface of the support plate 1 is provided with a color recognition part 10, and the color recognition part 10 can help a worker or an automatic device recognize the front and the back of the support plate 1 to play a foolproof role.
Further, the color recognition part 10 is red, which is more conspicuous, to further play a foolproof role.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.
Claims (10)
1. The utility model provides a pressurize tool for laminating of liquid crystal display liquid optical cement, its characterized in that includes backup pad (1), is close to the inboard the upper surface of backup pad (1) is provided with at least one first tool boss (2), and first tool boss (2) are used for supporting liquid crystal display's first glass substrate (101), are close to the outside the upper surface of backup pad (1) is provided with at least one second tool boss (3), and second tool boss (3) are used for supporting liquid crystal display's second glass substrate (102), are located first glass substrate (101) marginal annular (4) have been seted up to the upper surface of backup pad (1), annular (4) are including the complete empty portion (41) of drawing out completely and the incomplete empty portion (42) of drawing out incompletely.
2. The pressure maintaining jig for liquid optical cement attachment of the liquid crystal display screen according to claim 1, wherein the annular groove (4) is a square annular groove (4), and four edges of the square annular groove (4) are respectively provided with a non-hollowed-out part (42).
3. The pressure maintaining jig for liquid crystal display liquid optical cement attachment according to claim 1, wherein the non-hollowed-out portion (42) that is not hollowed out completely is not hollowed out.
4. The pressure maintaining jig for liquid crystal display liquid optical adhesive bonding according to claim 1, wherein a third jig boss (5) is arranged on the upper surface of the support plate (1) located at the edge of the support plate (1).
5. The pressure maintaining jig for liquid optical cement lamination of the liquid crystal display screen according to claim 1, wherein a pressure maintaining block (6) is arranged above the supporting plate (1).
6. The pressure maintaining jig for liquid crystal display liquid optical adhesive bonding according to claim 1, wherein a plurality of reinforcing struts (7) are arranged on the lower surface of the supporting plate (1).
7. The pressure maintaining jig for liquid crystal display liquid optical adhesive lamination according to claim 1, wherein the upper surface of the first jig boss (2) and the upper surface of the second jig boss (3) are both provided with buffer foam (8).
8. The pressure maintaining jig for liquid crystal display liquid optical adhesive bonding according to claim 1, wherein the upper surface of the first jig boss (2) and the upper surface of the second jig boss (3) are both provided with heightening blocks (9) corresponding to the shapes of the heightening blocks.
9. The pressure maintaining jig for liquid crystal display liquid optical adhesive bonding according to claim 1, wherein the upper surface of the supporting plate (1) is provided with a color recognition part (10).
10. The pressure maintaining jig for liquid crystal display liquid optical adhesive bonding according to claim 9, wherein the color of the color recognition part (10) is red.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321216662.3U CN220015739U (en) | 2023-05-18 | 2023-05-18 | Pressure maintaining jig for laminating liquid optical cement of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321216662.3U CN220015739U (en) | 2023-05-18 | 2023-05-18 | Pressure maintaining jig for laminating liquid optical cement of liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220015739U true CN220015739U (en) | 2023-11-14 |
Family
ID=88670494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321216662.3U Active CN220015739U (en) | 2023-05-18 | 2023-05-18 | Pressure maintaining jig for laminating liquid optical cement of liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220015739U (en) |
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2023
- 2023-05-18 CN CN202321216662.3U patent/CN220015739U/en active Active
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