CN112918060A - Bonding apparatus and bonding method - Google Patents
Bonding apparatus and bonding method Download PDFInfo
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- CN112918060A CN112918060A CN202110218714.XA CN202110218714A CN112918060A CN 112918060 A CN112918060 A CN 112918060A CN 202110218714 A CN202110218714 A CN 202110218714A CN 112918060 A CN112918060 A CN 112918060A
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- display module
- special
- laminating
- laminating device
- profiling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/0015—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid warp or curl
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/003—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid air inclusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
Abstract
The application discloses laminating device and laminating method, this laminating device is used for having the display module assembly laminating operation in dysmorphism district, this laminating device includes the profile modeling pressure head, the profile modeling pressure head includes connecting portion and pressfitting portion, connecting portion have the face of connecting and the working face that carries on the back mutually, pressfitting portion connects in the working face of connecting portion, by the free terminal surface that the working face extends towards keeping away from connecting portion direction in the pressfitting portion with the dysmorphism district phase-match of display module assembly, the control part can make profile modeling pressure head activity act on special-shaped district. The application provides a laminating device avoids the laminating of special-shaped district bad.
Description
Technical Field
The application belongs to the technical field of display equipment, and particularly relates to a laminating device and a laminating method.
Background
Curved surface display device has become the development area of present generation demonstration, and curved surface display device includes plane area and is located the special-shaped area of at least part region in plane area week, causes the laminating badly easily in the laminating process, especially in the technology of laminating screen body and compound sticky tape, easily causes the laminating badly between the screen body and the compound sticky tape in the special-shaped area.
Disclosure of Invention
The embodiment of the application provides a laminating device and a laminating method, and the laminating device can avoid poor lamination of a special-shaped area.
On the one hand, this application embodiment provides a laminating device for display module assembly laminating operation that has special-shaped district, the laminating device includes the profile modeling pressure head and controls the piece, the profile modeling pressure head includes connecting portion and pressfitting portion, connecting portion have the face of connecting and the face of action that carries on the back mutually, pressfitting portion connect in connecting portion the face of action, by in the pressfitting portion the face of action is kept away from the free end face that the connecting portion direction extends with display module assembly's special-shaped district phase-match, it can make to control the piece profile modeling pressure head activity acts on special-shaped district.
According to an aspect of the application, the manipulation piece include along the axis of rotation that first direction extends and with the first driving piece that the axis of rotation is connected, the axis of rotation with connecting portion connect face fixed connection, first driving piece is used for the drive the axis of rotation rotates, first direction is on a parallel with connect face and perpendicular to relative two the array orientation in dysmorphism district.
According to an aspect of this application, the manipulation piece including set up in the connecting piece of connecting portion and with the second driving piece that the connecting piece is connected, the second driving piece is used for the drive connecting portion with the profile modeling pressure head moves along first direction, first direction is on a parallel with connect the face and perpendicular to two relatively the array direction in dysmorphism district.
According to one aspect of the application, the curvature of the free end surface is the same as the curvature of the profiled section.
According to one aspect of the application, the laminating device further comprises a heating device arranged on the profiling pressure head.
According to an aspect of the application, heating device includes the heating diaphragm, the heating diaphragm cover in the profile modeling pressure head connect the face setting.
According to one aspect of the application, the heating device comprises a tempering module for adjusting the temperature of the profiling head.
According to an aspect of the application, the material of profile modeling indenter is silica gel, the hardness of silica gel is 30HA to 35 HA.
On the other hand, an embodiment of the present application provides a bonding method, including:
placing a piece to be attached on one side of a display module, which faces away from a light emitting surface, wherein the display module is provided with a plane area and an abnormal area located on the periphery of the plane area;
prepressing the piece to be attached and the display module to enable the piece to be attached to be at least in prepressing fit with the plane area to form a prefabricated product;
will through laminating device in the prefab treat the laminating piece with the attached processing in special-shaped district of display module assembly, laminating device is the arbitrary laminating device that this application first aspect provided.
According to another aspect of this application, will treat through laminating device in the prefab that it is attached with the dysmorphism district of display module assembly to treat, include:
placing a laminating device on one side of the piece to be laminated, which is far away from the display module;
moving the laminating device to the direction close to the piece to be laminated so as to enable a free end face in the laminating device and an area, opposite to the special-shaped area of the display module, in the surface of one side, departing from the display module, of the piece to be laminated to be completely attached;
the control part controls the copying pressure head to act on the special-shaped area in a movable mode so as to press the piece to be attached and the display module.
Compared with the prior art, the laminating device comprises the profiling pressure head and the control piece, the profiling pressure head comprises a connecting portion and a pressing portion, the pressing portion is provided with a free end face matched with the display module, the free end face is matched with the special-shaped area of the display module, and particularly the free end face is matched with the special-shaped area of the display module, for example, when the profile of the special-shaped area is arc-shaped, the free end face is an arc face to be matched with the special-shaped area, so that the pressing portion and the display module can be completely contacted in the laminating process, and the free end face is repeatedly contacted with the composite adhesive tape in the special-shaped area of the display module under the control of the control piece, so that the composite adhesive tape in the special-shaped area of the display module and the display module are repeatedly stressed to be completely attached, bubbles are prevented from being generated after the display module in the special-, The tilting and the failure of the packaging layer in the display module assembly cause the laminating effect of the composite adhesive tape and the display module assembly to be better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a laminating apparatus according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a laminating device provided in an embodiment of the present application during a laminating process;
FIG. 3 is a schematic view of a laminating device provided in an embodiment of the present application after rotating to the left;
FIG. 4 is a schematic view of a laminating device provided in an embodiment of the present application after rotating to the right;
FIG. 5 is a schematic diagram illustrating a movement of a bonding apparatus according to an embodiment of the present disclosure;
fig. 6 is an overall flowchart of a fitting method according to an embodiment of the present application;
fig. 7 is a flowchart illustrating a specific step of the third step in the attaching method according to the embodiment of the present application.
In the drawings:
1-a laminating device; 10-profiling indenter; 101-a connecting part; 1011-connecting face; 1012-acting surface; 102-a press fit; 1021-free end face; 2-composite adhesive tape; 3-screen body; 4-a rotating shaft; 5-a heating device; 6-connecting piece.
Detailed Description
Features and exemplary embodiments of various aspects of the present application will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present application by illustrating examples thereof.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Form display module assembly after the laminating of the screen body among the prior art and curved surface apron, display module assembly still need be attached with compound sticky tape, the compound sticky tape of prior art mainly used dispels the heat to the screen body, electromagnetic shield, cushion external force and prevent the effect of display module assembly light leak, it is specific, compound sticky tape includes light-absorbing layer and optics auxiliary layer, when compound sticky tape includes light-absorbing layer and optics auxiliary layer, optics auxiliary layer and the one side that deviates from light-absorbing layer are used for laminating with the screen body, when compound sticky tape still includes the scattering layer, the scattering layer is located optics auxiliary layer and the one side that deviates from light-absorbing layer, the one side that the scattering layer deviates from optics auxiliary layer is used for laminating with the screen body, when compound sticky tape still includes the reflection stratum, the reflection stratum is located between optics auxiliary layer and the scattering layer. However, the problem of poor fitting easily between the screen body that exists in the special-shaped district that is located display module and the compound sticky tape, the poor fitting between the screen body and the compound sticky tape includes: the display module is characterized in that the display module is arranged between a screen body in a special-shaped area of the display module and a composite adhesive tape, the screen body is not attached firmly or tilted, and due to the problem of poor attachment, when the composite adhesive tape is separated from the screen body, the composite adhesive tape can provide a pulling force to one side of a curved cover plate for the screen body, so that the packaging layer of the screen body, facing one side of the curved cover plate, is not packaged and loses efficacy in an edge area.
For better understanding of the present application, a bonding apparatus 1 and a bonding method according to an embodiment of the present application are described in detail below with reference to fig. 1 to 7, where the bonding apparatus provided in the present application is used for bonding operation of a display module, where the display module includes a planar area a and an irregular area B located in at least a partial area of a peripheral side of the planar area a, the display module includes a screen body, a curved cover plate, and the like.
Referring to fig. 1 and 2, an embodiment of the present application provides a bonding apparatus 1 for bonding a display module having a special-shaped area B, the bonding apparatus 1 includes a profiling head 10 and a control member, the profiling head 10 includes a connecting portion 101 and a pressing portion 102, the connecting portion 101 has a connecting surface 1011 and an active surface 1012 that are opposite to each other, the pressing portion 102 is connected to the active surface 1012 of the connecting portion 101, a free end surface 1021 of the pressing portion 102, which extends from the active surface 1012 to a direction away from the connecting portion 101, is matched with the special-shaped area B of the display module, and the control member enables the profiling head to actively act on the special-shaped area.
The application provides a laminating device 1 including profiling pressure head 10 and control piece, profiling pressure head 10 includes connecting portion 101 and nip portion 102, nip portion 102 has the free end face 1021 with the screen body 3 assorted, free end face 1021 and the special-shaped district B phase-match of display module assembly, specifically, free end face 1021 and the special-shaped district B shape phase-match of display module assembly, for example, when the profile of special-shaped district is the arc, free end face 1021 is the cambered surface for with the special-shaped district phase-match, be convenient for realize the complete contact of nip portion 102 and display module assembly in the laminating process, under the control of control piece, free end face 1021 and the compound sticky tape that is located the special-shaped district of display module assembly set contact repeatedly, thereby make the compound sticky tape that is located the special-shaped district of display module set and screen body atress and completely attach repeatedly, avoid causing to be located and produce the bubble after attaching between the screen body 3 and the compound sticky tape 2 of, The problem of tilting and packaging layer failure in the screen body 3 makes the laminating effect of the composite adhesive tape 2 and the screen body 3 better.
In a feasible implementation mode, the material of the profiling indenter 10 is silica gel, the hardness of the silica gel is 30HA to 35HA, and the profiling indenter 10 is made of a flexible material with proper hardness, so that even if the free end surface of the profiling indenter and the curvature of the special-shaped area of the display module are different, the free end surface can be deformed under the action of external force to better contact the composite adhesive tape 2 due to the fact that the silica gel is made of the flexible material, and the special-shaped area B of the display module is better attached to the composite adhesive tape 2; on the other hand, the composite adhesive tape 2 can be prevented from being damaged, and the attaching quality is ensured.
In a possible embodiment, the manipulating member in the applying device 1 provided by the present application includes a rotating shaft extending along a first direction x and a first driving member (not shown in the figure) connected to the rotating shaft, the rotating shaft is fixedly connected to the connecting surface 1011 of the connecting portion 101, the first driving member is used for driving the rotating shaft to rotate, and the first direction x is parallel to the connecting surface 1011 and perpendicular to the arrangement direction of the two opposite special-shaped areas.
In the above embodiment, referring to fig. 2, 3 and 4, the operation of the profiling indenter 10 can be controlled by the control element, so that the free end surface 1021 in the profiling indenter 10 repeatedly contacts with the area of the composite tape 2 opposite to the special-shaped area B of the display module, so that the bonding effect of the composite tape 2 and the screen body 3 is better, the operation of the profiling indenter 10 is controlled by the control element in a manner that the profiling indenter 10 rotates, and the profiling indenter 10 is made of a flexible material, so that the profiling indenter 10 deforms due to the limitation of the screen body space during the rotation process, so that part of the profiling indenter 10 can be compressed, the contact between the profiling indenter 10 and the special-shaped area B of the display module is more sufficient, and the profiling indenter 10 and the composite tape repeatedly contact during the rotation process, so that the bonding effect of the composite tape 2 and the screen body 3 is better, and particularly the bonding effect of the screen body 3 located in the special-, prevent that bubble, warpage from appearing between the screen body 3 and the compound sticky tape 2 to the phenomenon of packaging layer inefficacy takes place in avoiding the screen body 3, thereby improves laminating quality.
In another possible embodiment, the actuating member comprises a connecting member 6 arranged at the connecting portion 101 and a second driving member (not shown in the figures) connected to the connecting member 6 for driving the connecting portion 101 and the copying ram 10 in a first direction x parallel to the connecting surface and perpendicular to the alignment direction of the two opposite profiled regions.
In the above embodiment, referring to fig. 5, the operation of the profiling indenter 10 can be controlled by the control member, so that the free end surface 1021 in the profiling indenter 10 repeatedly contacts with the area of the composite tape 2 opposite to the special-shaped area B of the display module, so that the bonding effect of the composite tape 2 and the screen body 3 is better, the operation of the control member controlling the action of the profiling indenter 10 includes moving the profiling indenter 10 along the first direction x, because the free end surface 1021 is matched with the special-shaped area B of the display module, the free end surface 1021 can be completely contacted with the area of the side surface of the composite tape 2 departing from the screen body 3, and during the movement of the profiling indenter 10 along the first direction x, the profiling indenter 10 can repeatedly contact with the composite tape 2, so that the composite tape 2 and the screen body are repeatedly pressed together, so that the bonding effect of the composite tape 2 and the screen body 3 is better, and bubbles are prevented from occurring between the tape body 3 and, Warping and avoiding the failure of the packaging layer in the screen body 3, thereby improving the bonding quality.
In a possible embodiment, the pressing part 102 has a free end surface 1021 matched with the screen body 3, and the free end surface 1021 of the profiling pressure head 10 has the same curvature as that of the special-shaped area B, so that the free end surface of the profiling pressure head can be completely contacted with the side of the composite tape 2 departing from the screen body 3, thereby further improving the fitting effect.
In the above embodiment, the second driving member includes the linear electric motor or the cylinder of being connected with connecting piece 6, but linear electric motor or cylinder and connecting piece 6 are connected back steerable connecting portion and are removed, remove along first direction x with control profile modeling pressure head 10, thereby make free end surface 1021 and compound sticky tape 2 deviate from one side of the screen body 3 and contact repeatedly, make the better laminating of screen body 3 and compound sticky tape 2, prevent to appear bubble, warpage between the screen body 3 and the compound sticky tape 2, and avoid the phenomenon of encapsulated layer inefficacy to take place in the screen body 3.
In a possible embodiment, the laminating device 1 also comprises heating means arranged on the profiling head 10.
In the above embodiment, by providing the heating device 5 on the profiling pressure head 10, in the process of pressing the composite adhesive tape 2 and the special-shaped area B of the display module by using the profiling pressure head 10, the heating device 5 is started and guides heat into the profiling pressure head 10, so that the profiling pressure head 10 is heated to expand, the expanded profiling pressure head 10 can better fill the special-shaped area B of the display module, so that the profiling pressure head and the part of the composite adhesive tape 2, which is away from one side of the screen body 3 and is located in the special-shaped area B of the display module, are in contact with each other more fully, so that the laminating effect of the composite adhesive tape 2 and the screen body 3 is better, and particularly the laminating effect of the screen body 3 and the composite adhesive tape 2 located in the special-shaped area B of the display module is improved, and meanwhile, because the heating device 5 can make the profiling pressure head 10 heated to expand, after the deformation effect of the profiling pressure head 10 is deteriorated for a period, thereby ensuring the pressing yield, prolonging the service life of the profiling pressure head 10 through the heating device 5 and saving the cost.
In a possible embodiment, the heating device 5 comprises a heating membrane which is arranged so as to cover the connecting surface 1011 of the profiling head.
In the above embodiment, the heating device is disposed on the connection surface 1011 of the profiling indenter 10 and completely covers the connection surface 1011, so that the profiling indenter is uniformly heated, the expansion of the profiling indenter 10 is more uniform, and a better fitting effect is achieved.
In another possible embodiment, the heating membrane 5 may also be attached to the side surface of the nip 102 in the copying ram 10, or the heating membrane 5 may be embedded in the copying ram 10, also to effect sufficient heating of the copying ram 10 and expansion of the copying ram 10.
In the above embodiment, the heating device 5 may be a resistance heater or other optional heating device, and the application is not particularly limited.
In a feasible embodiment, heating device 5 is including the module that adjusts the temperature that is used for adjusting the profile modeling pressure head temperature, adds the module that adjusts the temperature and can further improve the control by temperature change precision to heating device, can improve the temperature of predetermineeing of the module that adjusts the temperature when profile modeling pressure head 10 uses a period, deformability reduces to guarantee the deformation effect of profile modeling pressure head 10, with better the special-shaped district B that will show the module and laminate with compound sticky tape 2.
The present application further provides a fitting method, as shown in fig. 6, including:
s101, placing a piece to be attached on one side of a display module, which faces away from a light emitting surface, wherein the display module is provided with a plane area and an abnormal area located on the periphery of the plane area;
s102, prepressing the piece to be attached and the display module to enable the piece to be attached to be at least in prepressing fit with the plane area to form a prefabricated product;
s103, treat in the prefab laminating device 1 and paste the processing with the attached special-shaped district of display module assembly, the laminating device is the arbitrary laminating device that this application provided.
In the attaching method provided by the application, the piece to be attached is taken as the composite adhesive tape 2 for illustration, and the attaching device 1 provided by the application is applied, after the composite adhesive tape 2 and the display module are pre-pressed through pre-pressing treatment, the screen body 3 positioned in the special-shaped area B of the display module is further pressed with the composite adhesive tape 2 through the laminating device 1, at least the special-shaped area in the display module is preliminarily laminated with the composite adhesive tape after pre-pressing, the screen body positioned in the special-shaped area of the display module can be fully jointed with the composite adhesive tape 2 through the jointing device 1, thereby ensuring the attaching effect between the screen body positioned in the special-shaped area of the display module and the composite adhesive tape 2, avoiding the phenomena of air bubbles and tilting after the screen body positioned in the special-shaped area of the display module is attached to the composite adhesive tape 2, and the problem that the packaging layer in the screen body 3 is invalid is avoided, so that the laminating effect of the composite adhesive tape 2 and the screen body 3 is better.
In the above embodiment, the composite adhesive tape 2 and the display module may be pre-pressed by the roller, and the composite adhesive tape 2 and the display module may also be pre-pressed by other devices that can be used for pre-pressing, which is not limited in the present application. Prepressing the piece to be attached and the display module, wherein the piece to be attached and the display module are only prepressed and attached to form a prefabricated product; or the plane area and the special-shaped area are pre-pressed and attached to form a prefabricated product.
In a possible embodiment, as shown in fig. 7, the attaching process of the member to be attached in the prefabricated member to the irregular area of the display module by the attaching device 1 includes:
s1031, placing the attaching device 1 on the side, away from the display module, of the piece to be attached, as shown in FIG. 2;
s1032, moving the attaching device 1 to the direction close to the piece to be attached so as to completely attach the area, opposite to the special-shaped area of the display module, of the free end surface 1021 in the attaching device 1 and the side surface of the piece to be attached, which is far away from the display module, to the special-shaped area;
s1033, the copying pressure head 10 is controlled by the control piece to act on the special-shaped area in a movable mode so as to press the piece to be attached and the display module.
In the above embodiment, the operation of the operating member to make the copying ram 10 act on the special-shaped area B includes controlling the copying ram to move along a first direction x by the operating member, wherein the first direction x is parallel to the connecting surface and perpendicular to the arrangement direction of the two opposite special-shaped areas; or, rotate along the axis of rotation through control profile modeling pressure head of manipulation piece control, the axis of rotation extends along first direction x, and first direction x is on a parallel with and connects the face and the array orientation in two relative dysmorphism districts of perpendicular to can make the screen body 3 that is located display module assembly dysmorphism district contact with compound sticky tape 2 repeatedly, thereby make the laminating effect that is located screen body 3 and compound sticky tape 2 in display module assembly dysmorphism district better.
In the above embodiment, the movement of the profiling indenter 10 includes two manners of movement and rotation, and during the process of pressing the composite tape 2 and the screen body 3 by the profiling indenter 10, only one of the movement and rotation may be adopted, or the movement and rotation may be combined.
In the process of pressing the composite adhesive tape 2 and the screen body 3 by moving the profiling pressure head 10, the free end surface 1021 of the profiling pressure head 10 is completely contacted with the part of the composite adhesive tape 2, which is positioned in the display module special-shaped area B, on the surface of one side departing from the screen body 3, and then the profiling pressure head 10 is driven by a second driving piece in the laminating device 1 to move along the direction which is parallel to the connecting surface 1011 and perpendicular to the arrangement direction of the two opposite special-shaped areas B, so that the free end surface 1021 is repeatedly contacted with the composite adhesive tape 2, the composite adhesive tape 2 is repeatedly pressed with the screen body 3, and poor lamination between the composite adhesive tape 2 and the screen body 3 is avoided.
In the process of pressing the composite adhesive tape 2 and the screen body 3 by rotating the profiling indenter 10, the free end surface 1021 of the profiling indenter 11 and the area opposite to the special-shaped area B of the display module in the side surface of the composite adhesive tape 2 departing from the screen body 3 are completely contacted, then the profiling indenter 10 is controlled to rotate along the rotating shaft 4 by a first driving piece in the laminating device 1, wherein the extending direction of the rotating shaft is parallel to a first direction x, the first direction x is parallel to a connecting surface and is vertical to the arrangement direction of the two opposite special-shaped areas B, in the rotating process, the vertical distance between the rotating shaft 4 and the screen body 3 in the laminating device is unchanged and is limited by the space of the screen body 3 and the flexibility of the profiling indenter 10, so that the profiling indenter 10 is partially compressed and deformed, the contact between the profiling indenter 10 and the composite adhesive tape 2 is more sufficient, in the repeated rotating process, as shown in fig. 3 and 4, the free end surface 1021 of the profiling indenter 10 repeatedly contacts with the composite tape 2 to repeatedly press the composite tape 2 and the screen body 3, so as to avoid poor adhesion between the composite tape 2 and the screen body 3.
When adopting the removal to combine the pivoted action mode to come pressfitting compound sticky tape 2 and the screen body 3, the concrete process of action is the above-mentioned adoption and removes the process of carrying out the pressfitting and adopts the rotation to carry out the combination of the process of pressfitting, and this application is no longer repeated.
In the above embodiment of the present application, the piece to be attached is taken as the composite adhesive tape for example, and the attaching device and the attaching method provided in the present application can improve the attaching effect of the composite adhesive tape and the screen body in the display module.
As will be apparent to those skilled in the art, for convenience and brevity of description, the specific working processes of the systems, modules and units described above may refer to corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present application, and these modifications or substitutions should be covered within the scope of the present application.
It should also be noted that the exemplary embodiments mentioned in this application describe some methods or systems based on a series of steps or devices. However, the present application is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.
Claims (10)
1. The utility model provides a laminating device for have the operation of display module assembly laminating in special-shaped district, its characterized in that, laminating device includes:
the profiling pressure head comprises a connecting part and a pressing part, the connecting part is provided with a connecting surface and an acting surface which are opposite, the pressing part is connected to the acting surface of the connecting part, and the free end surface extending from the acting surface to the direction far away from the connecting part in the pressing part is matched with the special-shaped area of the display module;
the operating piece can enable the profiling pressure head to act on the special-shaped area movably.
2. The laminating device of claim 1, wherein the manipulating member comprises a rotating shaft extending along a first direction and a first driving member connected to the rotating shaft, the rotating shaft is fixedly connected to the connecting surface of the connecting portion, the first driving member is used for driving the rotating shaft to rotate, and the first direction is parallel to the connecting surface and perpendicular to the arrangement direction of the two opposite special-shaped areas.
3. The laminating device of claim 1, wherein the operating member includes a connecting member disposed on the connecting portion and a second driving member connected to the connecting member, the second driving member being configured to drive the connecting portion and the profiling indenter to move along a first direction, the first direction being parallel to the connecting surface and perpendicular to an arrangement direction of the two opposite profiled regions.
4. The laminating device of claim 1, wherein the free end surface has the same curvature as the profiled region.
5. The laminating device of claim 1 further comprising a heating device disposed on the profiling ram.
6. The laminating device of claim 5, wherein the heating device comprises a heating membrane disposed over the attachment surface of the profiling indenter.
7. The laminating device of claim 6 wherein the heating device comprises a temperature conditioning module for conditioning the temperature of the profiling ram.
8. The laminating device of claim 1, wherein the profiling indenter is made of silicone, and the silicone HAs a hardness of 30HA to 35 HA.
9. A bonding method is characterized by comprising:
placing a piece to be attached on one side of a display module, which faces away from a light emitting surface, wherein the display module is provided with a plane area and an abnormal area located on the periphery of the plane area;
prepressing the piece to be attached and the display module to enable the piece to be attached to be at least in prepressing fit with the plane area to form a prefabricated product;
attaching the member to be attached in the prefabricated member to the special-shaped area of the display module by using an attaching device, wherein the attaching device is as defined in any one of claims 1 to 8.
10. The attaching method according to claim 9, wherein the attaching process of the member to be attached in the prefabricated member to the irregular area of the display module by the attaching device comprises:
placing a laminating device on one side of the piece to be laminated, which is far away from the display module;
moving the laminating device to the direction close to the piece to be laminated so as to enable the area, opposite to the special-shaped area of the display module, of the free end face of the laminating device and the surface of one side, away from the display module, of the piece to be laminated to be completely attached to the special-shaped area;
through the control piece control the profile modeling pressure head activity act on the dysmorphism district in order to treat the rigging with the display module assembly pressfitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218714.XA CN112918060A (en) | 2021-02-26 | 2021-02-26 | Bonding apparatus and bonding method |
Applications Claiming Priority (1)
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| CN115294866A (en) * | 2022-08-01 | 2022-11-04 | 厦门天马显示科技有限公司 | Composite adhesive tape, shaping method thereof, display panel and display device |
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