阅读说明：本技术 硅胶治具组件及贴合方法 (Silica gel jig assembly and laminating method ) 是由 王作家 陈立强 石佳凡 李刚 王青松 王亚明 于 2019-09-29 设计创作，主要内容包括：本发明涉及一种硅胶治具组件,用于曲面盖板与柔性显示面板的贴合,包括：硅胶治具本体,所述硅胶治具本体包括一贴合面,与所述贴合面相邻的侧面,以及与所述贴合面相对的底面；至少一个加强件,可拆卸的设置于至少部分所述侧面和/或所述底面上的待加强区域。本发明还涉及一种贴合方法。(The invention relates to a silica gel jig assembly for the attachment of a curved surface cover plate and a flexible display panel, which comprises: the silica gel jig comprises a silica gel jig body, a first adhesive surface, a second adhesive surface and a third adhesive surface, wherein the silica gel jig body comprises an adhesive surface, a side surface adjacent to the adhesive surface and a bottom surface opposite to the adhesive surface; at least one reinforcing member detachably provided to at least a part of the side surface and/or the bottom surface in a region to be reinforced. The invention also relates to a fitting method.)

1. The utility model provides a silica gel tool subassembly for the laminating of curved surface apron and flexible panel, its characterized in that includes:

the silica gel jig comprises a silica gel jig body, a first adhesive surface, a second adhesive surface and a third adhesive surface, wherein the silica gel jig body comprises an adhesive surface, a side surface adjacent to the adhesive surface and a bottom surface opposite to the adhesive surface;

at least one reinforcing member detachably provided to a region to be reinforced on the side surface and/or the bottom surface.

2. The silica gel jig assembly of claim 1, wherein the region to be reinforced comprises two adjacent corners where the side surfaces meet the bottom surface.

3. The silica gel jig assembly of claim 2, further comprising a base platform, wherein the base platform is provided with a fixing slot, the reinforcing member comprises a plurality of sets of L-shaped supporting plates with different heights in a first direction, the reinforcing member can be clamped in the fixing slot to be attached to the corners, wherein the first direction is from the attaching surface to the bottom surface, and each set of L-shaped supporting plates comprises at least one L-shaped supporting plate.

4. The silicone rubber jig assembly of claim 1, wherein the reinforcement comprises a plurality of frame structures capable of covering the periphery of the silicone rubber jig body and having different heights in a first direction, wherein the first direction is a direction from the attachment surface to the bottom surface.

5. The silicone jig assembly of claim 1, wherein the stiffener comprises a plurality of sets of patches of different thicknesses and different shapes, and each set of patches comprises at least one patch.

6. The silica gel jig assembly as claimed in claim 5, wherein the patch comprises a patch body, a glue layer and a first release film are sequentially arranged on one surface of the patch body, and a second release film is arranged on the other surface of the patch body.

7. The silica gel jig assembly as claimed in claim 6, wherein the first release film is provided with a first mark, and the region to be reinforced of the silica gel jig body is provided with a second mark which is matched with the first mark to attach the patch.

8. A bonding method applied to the silica gel jig assembly of any one of claims 1 to 7, comprising:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the reinforcing piece in the area to be reinforced, and laminating again;

if in the laminating process, the local area of the silica gel jig body still generates bubbles, the reinforcing parts are replaced or the number of the reinforcing parts is increased until the silica gel jig body does not generate bubbles any more.

9. The attaching method according to claim 8,

the two adjacent corners of the intersection of the side surfaces and the bottom surface are provided with the reinforcing parts;

the silica gel jig component further comprises a base station, wherein a fixed clamping groove is formed in the base station, the reinforcing piece comprises a plurality of groups of L-shaped supporting plates with different heights in a first direction, the reinforcing piece can be clamped in the fixed clamping groove to be attached to the corners, the first direction is the direction from the attaching surface to the bottom surface, and each group of L-shaped supporting plates comprises at least one L-shaped supporting plate;

the attaching method comprises the following steps:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the L-shaped supporting plate in the area to be reinforced, and laminating again;

if in the laminating process, the local area of silica gel tool body still produces the bubble, then changes not co-altitude the L shape backup pad, until the silica gel tool body no longer produces the bubble.

10. The attaching method according to claim 8,

the reinforcing piece comprises a plurality of groups of patches with different thicknesses and shapes, and each group of patches comprises at least one patch;

the attaching method comprises the following steps:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the patches in the area to be reinforced, and laminating again;

if in the laminating process, the local area of silica gel tool body still produces the bubble, then increase gradually the quantity of paster, until the silica gel tool body no longer produces the bubble.

Technical Field

The invention relates to the technical field of display product manufacturing, in particular to a silica gel jig assembly and a fitting method.

Background

At present, the process of plane fitting is mature, the requirement on equipment is high in the process of cambered surface fitting, a silica gel jig is adopted to fit the flexible display screen and the curved surface cover plate on the basis of the existing production line, and the hardness and the shape of the silica gel jig play an important role in fitting effects. Present silica gel tool's design preparation cycle is longer, during the test of laminating, hardly once just reach perfect laminating effect, especially under the crooked laminating condition in four sides, silica gel tool's four corners is because the skew apron of dragging of carrier film is too big, if at the pressurization in-process to silica gel tool, here pressure is not enough to lead to appearing the bubble, perhaps when here pressure reaches the expectation value, the plane district of laminating will bear bigger pressure, can lead to the encapsulated layer to be destroyed, in order to obtain good laminating effect, need make a large amount of different specification silica gel tools experiment of laminating, waste time and cost.

Disclosure of Invention

In order to solve the technical problems, the invention provides a silica gel jig assembly and a fitting method, which solve the problem that a large amount of silica gel jigs with different specifications are manufactured to carry out fitting experiments, so that time and cost are wasted.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a silica gel tool subassembly for laminating of curved surface apron and flexible display panel, includes:

the silica gel jig comprises a silica gel jig body, a first adhesive surface, a second adhesive surface and a third adhesive surface, wherein the silica gel jig body comprises an adhesive surface, a side surface adjacent to the adhesive surface and a bottom surface opposite to the adhesive surface;

at least one reinforcing member detachably provided to a region to be reinforced on the side surface and/or the bottom surface.

Optionally, the region to be reinforced includes two adjacent corners where the side faces meet the bottom face.

Optionally, still include the base station, be provided with fixed slot on the base station, the reinforcement includes the multiunit L shape backup pad that has not co-altitude in the first direction, the reinforcement can block locate in fixed slot, in order to laminate in the edge, wherein, the first direction is for following the binding face arrives the direction of bottom surface, includes at least one L shape backup pad in every L shape backup pad.

Optionally, the reinforcement includes a plurality of frame structures that can wrap around the silica gel jig body and have different heights in a first direction, wherein the first direction is from the attaching surface to the bottom surface.

Optionally, the reinforcing member includes a plurality of groups of patches with different thicknesses and different shapes, and each group of patches includes at least one patch.

Optionally, the patch comprises a patch body, an adhesive layer and a first release film are sequentially arranged on the surface of one side of the patch body, and a second release film is arranged on the surface of the other side of the patch body.

Optionally, a first mark is arranged on the first release film, and a second mark matched with the first mark to attach to the patch is arranged in the region to be reinforced of the silica gel jig body.

The invention also provides a fitting method applied to the silica gel jig assembly, which comprises the following steps:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the reinforcing piece in the area to be reinforced, and laminating again;

if in the laminating process, the local area of the silica gel jig body still generates bubbles, the reinforcing parts are replaced or the number of the reinforcing parts is increased until the silica gel jig body does not generate bubbles any more.

Optionally, the reinforcing piece is arranged at the corner where the two adjacent side faces intersect with the bottom face;

the silica gel jig component further comprises a base station, wherein a fixed clamping groove is formed in the base station, the reinforcing piece comprises a plurality of groups of L-shaped supporting plates with different heights in a first direction, the reinforcing piece can be clamped in the fixed clamping groove to be attached to the corners, the first direction is the direction from the attaching surface to the bottom surface, and each group of L-shaped supporting plates comprises at least one L-shaped supporting plate;

the attaching method comprises the following steps:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the L-shaped supporting plate in the area to be reinforced, and laminating again;

if in the laminating process, the local area of silica gel tool body still produces the bubble, then changes not co-altitude the L shape backup pad, until the silica gel tool body no longer produces the bubble.

Alternatively to this, the first and second parts may,

the reinforcing piece comprises a plurality of groups of patches with different thicknesses and shapes, and each group of patches comprises at least one patch;

the attaching method comprises the following steps:

the curved surface cover plate and the flexible display panel are attached through the silica gel jig body;

if bubbles are generated in a local area of the silica gel jig body in the laminating process, arranging the patches in the area to be reinforced, and laminating again;

if in the laminating process, the local area of silica gel tool body still produces the bubble, then increase gradually the quantity of paster, until the silica gel tool body no longer produces the bubble.

The invention has the beneficial effects that: through the setting of at least one reinforcement, can be under the condition that need not to produce different silica gel tools, through setting up or changing the reinforcement in order to carry out the laminating experiment, reduce cost improves production efficiency.

Drawings

FIG. 1 is a schematic view showing a state in which a silicone jig is used for bonding;

FIG. 2 is a schematic structural diagram of a silicone jig body according to an embodiment of the invention;

FIG. 3 is a first schematic diagram of a patch structure according to an embodiment of the invention;

FIG. 4 is an enlarged partial schematic view of FIG. 3;

FIG. 5 shows a second schematic diagram of a patch structure in an embodiment of the invention;

FIG. 6 is a schematic view of an L-shaped support plate according to an embodiment of the present invention;

FIG. 7 is a schematic view showing a state before deformation of the silica gel jig body without being bonded to the reinforcing member;

FIG. 8 is a schematic view showing a state after the deformation of the silica gel jig body without the reinforcement member attached thereto;

FIG. 9 is a first schematic view illustrating a state after the silicone rubber jig body deforms in response to the reinforcement member in the embodiment of the present invention;

FIG. 10 is a schematic view of a second state after the deformation of the silicone rubber jig body attached to the reinforcement member according to the embodiment of the invention;

fig. 11 is a third schematic view illustrating a state after the silicone rubber jig body deforms after being attached to the reinforcement member according to the embodiment of the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Fig. 1 is a schematic diagram of a state where the curved surface cover plate 30 and the flexible display panel 20 are attached by the silicone jig 10, the pulling of the carrier film 102 realizes the profiling of the silicone jig, and four corner attaching portions 101 (i.e., curved surface attaching portions on the attaching surface of the silicone jig 10) of the silicone jig are the places where the deformation of the silicone jig is the largest after the attaching profiling, i.e., when the carrier film 102 pulls four sides, the spherical surfaces at the two arc surfaces are the places where the deformation is the largest. Silica gel tool 10 is far away from apron 30 this moment, if in the pressurization process to silica gel tool 10, corner laminating partial pressure is not enough to lead to appearing the bubble, perhaps when corner laminating partial pressure reaches the expectation, the plane area of laminating will bear bigger pressure, can lead to the encapsulated layer to be destroyed, need produce a large amount of different specifications's silica gel tool in order to test this to obtain good laminating effect, but the preparation cycle of silica gel tool is long, cause the waste of cost and time.

In order to solve the above technical problems, the present invention provides a silica gel jig assembly for attaching a curved cover plate 30 to a flexible display panel 20, comprising:

the silica gel jig comprises a silica gel jig body 10, wherein the silica gel jig body 10 comprises a binding surface, a side surface 12 adjacent to the binding surface and a bottom surface 11 opposite to the binding surface;

at least one reinforcement element 1, which is detachably arranged on at least a part of the side surface 12 and/or the bottom surface 11 in the area to be reinforced.

Through the setting of at least one reinforcement 1, can be under the condition that need not to produce different silica gel tools, through setting up or changing reinforcement 1 in order to carry out the laminating experiment, reduce cost improves production efficiency.

It should be noted that the number of the at least one reinforcing member 1 may be set according to actual needs, the structure and the shape of the at least one reinforcing member 1 may be set according to actual needs, and when there are at least two reinforcing members 1, the shapes of the reinforcing members 1 may be the same or different, or may be partially the same or partially different.

It should be noted that, according to the deformation requirement, one or more reinforcing members 1 may be disposed in the region to be reinforced of the silicone jig body 10.

Fig. 7 is a schematic diagram illustrating a state before the deformation of the silica gel jig body 10 not attached to the stiffener 1; fig. 8 is a schematic diagram illustrating a state after the deformation of the silicon jig body 10 not attached to the stiffener 1; fig. 9 is a schematic view showing a state of the first silicone rubber jig body 10 after being attached to the deformation of the stiffener 1 according to an embodiment of the present invention; as can be seen from fig. 7, 8 and 9, the arrangement of the reinforcement 1 reduces the deformation amount of the four corner attaching portions (i.e., the curved surface attaching regions) on the silicone jig body 10 that are deformed outside the attaching region, i.e., the deformation of the silicone jig body 10 is limited by the blocking of the reinforcement 1.

In a specific implementation manner of this embodiment, the region to be reinforced includes two adjacent corners where the side surface 12 and the bottom surface 11 meet.

It should be noted that the positions and the number of the regions to be reinforced of the silicone rubber jig body 10 can be set according to actual needs, fig. 2 is a schematic view of the regions to be reinforced in an embodiment of this embodiment, fig. 2 is a bottom view, and the regions to be reinforced in fig. 2 are disposed at corners of the silicone rubber jig body 10 (joints between two adjacent side surfaces and the bottom surface of the silicone rubber jig body).

Binding face includes plane laminating part and curved surface laminating part, and curved surface laminating part atress produces the bubble easily, two adjacent side 12 with bottom surface 11 crossing edge is provided with reinforcement 1 can reduce the regional area of silica gel tool body 10 atress deformability increases the atress of curved surface laminating part to slow down the deformation of curved surface laminating part, avoid the production of bubble.

The specific structure and shape of the reinforcing member 1 may be various, and several structural forms of the reinforcing member 1 in the present embodiment will be described below.

In an embodiment of this embodiment, the silica gel tool subassembly still includes the base station, be provided with fixed slot on the base station, reinforcement 1 includes the multiunit L shape backup pad that has not co-altitude on the first direction, reinforcement 1 can block locate in the fixed slot, in order to laminate in the edge, wherein, first direction is for following the binding face arrives the direction of bottom surface 11, includes at least one L shape backup pad in every L shape backup pad of group.

When carrying out the laminating experiment, be fixed in L shape backup pad the base station in the fixed slot, under the general condition, can set up four on the base station fixed slot, four fixed slot surrounds to form and holds the accommodation space of silica gel tool body 10 will silica gel tool body 10 place in the accommodation space, and will at least one the firm integrated circuit board of L shape connects and is fixed in correspondingly in the L shape draw-in groove, L shape backup pad and corresponding treat to strengthen regional laminating, right when silica gel tool body 10 exerts pressure, obtain required deformation state.

The material of the L-shaped support plate is selected from a material with high hardness, such as stainless steel, which has high hardness and long service life, but not limited thereto.

Fig. 6 is a schematic structural diagram of an L-shaped supporting plate in an embodiment of the present invention, but the invention is not limited thereto.

Fig. 9 is a first schematic view illustrating a state after the silicone rubber jig body 10 is attached to the deformation of the reinforcement 1 according to the embodiment of the invention; fig. 10 is a schematic diagram illustrating a state of the silicone rubber jig body 10 after being deformed by the stiffener 1 according to the embodiment of the invention. As can be obtained from fig. 9 and 10, the L-shaped supporting plates with different heights are arranged in the first direction, and the deformation states of the silicone jig body 10 are different, so that the fitting parameters of the curved surface cover plate 30 and the flexible display panel 20 can be adjusted, especially the parameters of the curved surface fitting part of the silicone jig body 10.

In an embodiment of this embodiment, the at least one L-shaped support plate be used for with the contact surface of the side 12 contact of silica gel tool body 10 with angle between the first direction is different, specifically, the at least one L-shaped support plate be used for with the contact surface of the side 12 contact of silica gel tool body 10 for with contained angle between the first direction is not zero the inclined plane or with contained angle between the first direction is zero the plane of vertical direction, can obtain by figure 10 and figure 11, the setting of the L-shaped support plate of different skew angles makes the deformation state of silica gel tool body 10 is different.

In an embodiment of the present invention, the stiffener 1 includes a plurality of frame structures that can be wrapped around the silicone jig body 10 and have different heights in a first direction, where the first direction is a direction from the attachment surface to the bottom surface 11.

In one embodiment of this embodiment, the reinforcing member 1 includes a plurality of patches with different thicknesses and different shapes, and each patch includes at least one patch.

The patches are generally thin membrane structures (not limited thereto), the number of the patches can be gradually increased during a fitting experiment, and for the structural form of the L-shaped support plate, because the L-shaped support plate generally has a large hardness and is not suitable for stacking, different deformation states of the silica gel jig body 10 are realized through different heights of the L-shaped support plate in the first direction or different deflection angles of the contact surface of the L-shaped support plate in the first direction, and when the patches are thin, the hardness is low, so that the deformation states of the silica gel jig body 10 can be adjusted by gradually increasing the number of the patches.

In this embodiment, the patch is fixed to the silica gel jig body 10 through the glue film to be reinforced on the region, so replacement is not convenient, and the number of patches is gradually increased to adjust the deformation state of the silica gel jig body 10.

In a specific implementation manner of this embodiment, the patch includes a patch body 13, a glue layer 14 and a first release film 12 are sequentially disposed on a surface of one side of the patch body 13, and a second release film 11 is disposed on a surface of the other side of the patch body 13.

The patch is provided with the adhesive layer 13, so that the second release film 11 can be directly removed to bond the patch without independently coating the adhesive layer when the patch is fixed on the silica gel jig body 10, and the bonding is convenient and quick.

Because the paster is smaller treat that to strengthen the region and be located the silica gel tool body during the edge, firstly leave the type membrane with the second is from the spaced 4 that sets up between the type membrane the paster body does benefit to pasting of paster.

In a specific implementation manner of this embodiment, the first release film is provided with a first mark 21, and the region to be reinforced of the silicone jig body 10 is provided with a second mark matched with the first mark 21 to attach to the patch.

The arrangement of the first mark 21 and the second mark improves the accuracy of connection between the patch and the silica gel jig body 10.

In this embodiment, in order to facilitate removing the first release film 11, the area of the first release film 11 is larger than the area of the second release film 12.

The embodiment further provides a bonding method applied to the above silica gel jig assembly, including:

the curved surface cover plate 30 and the flexible display panel 20 are attached through the silica gel jig body 10;

if bubbles are generated in a local area of the silica gel jig body 10 in the attaching process, arranging the reinforcing piece 1 in the area to be reinforced, and attaching again;

if in the attaching process, the local area of the silica gel jig body 10 still generates bubbles, the reinforcing members 1 are replaced or the number of the reinforcing members 1 is increased until the silica gel jig body 10 does not generate bubbles any more.

Through the setting of at least one reinforcement 1, can be under the condition that need not to produce different silica gel tools, through setting up or changing reinforcement 1 in order to carry out the laminating experiment, reduce cost improves production efficiency.

The structural forms of the reinforcing members 1 are different, the corresponding method steps of the fitting experiment are different, and several different methods for performing the fitting experiment by using the reinforcing members 1 in the present embodiment are described below.

In an embodiment of this embodiment, the two adjacent corners where the side surfaces 12 intersect with the bottom surface 11 are provided with the reinforcing member 1;

the silica gel jig component further comprises a base station, wherein a fixed clamping groove is formed in the base station, the reinforcing part 1 comprises a plurality of groups of L-shaped supporting plates with different heights in a first direction, the reinforcing part 1 can be clamped in the fixed clamping groove to be attached to the corners, the first direction is from the attaching surface to the bottom surface 11, and each group of L-shaped supporting plates comprises at least one L-shaped supporting plate;

the attaching method comprises the following steps:

the curved surface cover plate 30 and the flexible display panel 20 are attached through the silica gel jig body 10;

if bubbles are generated in a local area of the silica gel jig body 10 in the attaching process, arranging the L-shaped supporting plate in the area to be reinforced, and attaching the curved surface cover plate 30 and the flexible display panel 20 again;

if in the laminating process, the local area of silica gel tool body 10 still produces the bubble, then change not high and/or different inclination the L shape backup pad, until silica gel tool body 10 no longer produces the bubble.

In one embodiment of the present invention, the first electrode is a metal,

the reinforcing part 1 comprises a plurality of groups of patches with different thicknesses and shapes, and each group of patches comprises at least one patch;

the attaching method comprises the following steps:

the curved surface cover plate 30 and the flexible display panel 20 are attached through the silica gel jig body 10;

if bubbles are generated in a local area of the silica gel jig body 10 in the attaching process, arranging the patches in the area to be reinforced, and attaching again;

if in the laminating process, the local area of silica gel tool body 10 still produces the bubble, then increase gradually the quantity of paster, until silica gel tool body 10 no longer produces the bubble.

On the existing production capacity and production equipment, a fitting adjusting scheme of a curved surface fitting part is provided, so that the fitting effect without bubbles can be met, the existing equipment and process can be changed as little as possible, and the effects of improving the product competitiveness and saving the cost are achieved.

It should be noted that, because the easily-deformed position of the silicone rubber jig body 10 is the curved surface attaching portion on the attaching surface, and it is the deformed state of the curved surface attaching portion in a specific embodiment of this embodiment that is adjusted, in a specific embodiment of this embodiment, the region to be reinforced is preferably disposed at a position corresponding to the curved surface attaching portion, specifically, the region to be reinforced is disposed at a corner of a connection between the two side surfaces 12 and the bottom surface 11, and the reinforcing member 1 in fig. 6 to 8 in this embodiment is also disposed at the corner, but not limited thereto.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims.