CN109773867A - A kind of display module and its cutting method and display device - Google Patents
A kind of display module and its cutting method and display device Download PDFInfo
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- CN109773867A CN109773867A CN201910236651.3A CN201910236651A CN109773867A CN 109773867 A CN109773867 A CN 109773867A CN 201910236651 A CN201910236651 A CN 201910236651A CN 109773867 A CN109773867 A CN 109773867A
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Abstract
The invention discloses a kind of display module and its cutting methods and display device, and for improving the collection efficiency for the clout that display module is cut away, reduce clout influences caused by subsequent technique.Wherein, the cutting method of display module includes: to coat Magnetic adhesive to the setting regions in the removal area before the removal area to display module is cut；The removal area is cut, clout is obtained；The Magnetic adhesive is adsorbed by the magnet in collecting tank, to collect the clout.
Description
Technical field
The present invention relates to technical field of display panel, in particular to a kind of display module and its cutting method and display fill
It sets.
Background technique
For product needs, it is sometimes desirable to cut OLED display panel, such as be taken the photograph to OLED display panel installation
As first-class position is cut, so that the shape of OLED display panel meets product demand.After OLED display panel cutting,
It needs to collect cut down material, that is, cutting clout, is impacted to avoid to subsequent preparation process.
At present to the collection of the abnormity cutting clout of OLED display panel there are mainly two types of method, one such method is
Artificial to take out cutting clout, collection efficiency is lower；Another method is to be collected using suction nozzle, but if cut clout
Edge is relatively narrow, will increase suction difficulty, and cutting clout is collected not exclusively, and collection efficiency is equally lower.And it is aobvious for OLED
The collection for showing the chamfering clout of panel is usually that a collecting tank is arranged in the lower section in cutting hole, receives chamfering clout by wind-force
Collect in collecting tank, but if collect that groove depth is shallower or collecting tank collected by chamfering clout it is more when, in collecting tank
Chamfering clout may be adsorbed on the back side of display panel, subsequent technique is impacted.
Summary of the invention
The embodiment of the present application provides a kind of display module and its cutting method and display device, for improving display module quilt
The collection efficiency of the clout cut away, reduce clout influences caused by subsequent technique.
In a first aspect, the embodiment of the present application provides a kind of cutting method of display module, this method comprises:
Before the removal area to display module is cut, Magnetic adhesive is coated to the setting regions in the removal area；
The removal area is cut, clout is obtained；
The Magnetic adhesive is adsorbed by the magnet in collecting tank, to collect the clout.
In the embodiment of the present application, the setting regions in the removal area of display module coats Magnetic adhesive, and cutting removal area is magnetic
Glue connection with clout at also being cut away together, to adsorb Magnetic adhesive by magnet, so that it may clout is collected, improve
Collection efficiency.Meanwhile placed magnet in collecting tank, even if the clout collected in collecting tank is more, clout is due to by magnetic
The adsorption capacity of iron will not be bonded in the back side of display panel, be impacted with reducing as far as possible to subsequent technique.
In a kind of possible implementation, the removal area is the chamfered area of display panel in the display module, right
Setting regions in the removal area coats Magnetic adhesive, comprising:
The Magnetic adhesive is coated in some or all of chamfered area side, and/or, in the rib of the chamfered area
Magnetic adhesive described in region coating.
It is generally all smaller in view of chamfered area if removal area is chamfered area in the embodiment of the present application, then Magnetic adhesive
It can be coated in the rib area of chamfered area, even if the coated weight of Magnetic adhesive is less, it is related that magnet also can adsorb completely Magnetic adhesive
Chamfered area；Alternatively, Magnetic adhesive can also be coated in the side of chamfered area, to guarantee that magnet is relatively easily complete as far as possible
The chamfered area that full absorption Magnetic adhesive is inconjunction with.
In a kind of possible implementation, when coating Magnetic adhesive to the setting regions in the removal area, further includes:
Magnetic adhesive described in alignment mark region coating around the chamfered area.
In the embodiment of the present application, alignment mark region coating Magnetic adhesive on display panel around chamfered area, due to
The polarity of Magnetic adhesive of Magnetic adhesive and chamfered area in alignment mark region is identical, then when chamfered area is cut away, contraposition
The Magnetic adhesive of marked region can provide repulsive force to chamfered area, so that chamfered area is easier to fall off.
In a kind of possible implementation, the removal area is the abnormity cutting region of the display module, is gone to described
Except the setting regions in area coats Magnetic adhesive, comprising:
The Magnetic adhesive is coated in some or all of abnormity cutting region side, and/or, in the abnormity cutting
The upper surface in region coats the Magnetic adhesive.
In the embodiment of the present application, if removal area is abnormity cutting region, Magnetic adhesive can be coated in abnormity cutting
The side and/or surface in region, while saving Magnetic adhesive, can guarantee that magnet relatively easily adsorbs Magnetic adhesive completely
The abnormity cutting region being inconjunction with.
In a kind of possible implementation, the display module includes the display panel, adhesive layer and protection stacked gradually
Layer coats Magnetic adhesive to the setting regions in the removal area, comprising:
The Magnetic adhesive is coated in some or all of adhesive layer side, and/or,
At least one surface in some or all of protective layer side or upper surface coats the Magnetic adhesive.
In the embodiment of the present application, Magnetic adhesive can be coated in the adhesive layer and protective layer of display module, to reduce coating work
The difficulty of skill reduces the influence to other film layers of display module.
In a kind of possible implementation, when the setting regions to the removal area coats Magnetic adhesive, further includes:
Magnetic material, the magnetic material and the magnetic are set in the alignment mark region of the reserved area of the adhesive layer
Property glue magnetism it is identical.
In the embodiment of the present application, if Magnetic adhesive is coated in adhesive layer, the alignment mark in the reserved area of adhesive layer
The identical magnetic material of magnetism with Magnetic adhesive can be set in region, to mention when cutting removal area to abnormity cutting region
For repulsive force, so that abnormity cutting region is easier to fall off.
In a kind of possible implementation, the removal area is cut, comprising:
It is magnetic to the abnormity cutting region coating of the display module after being cut to the chamfered area of display panel
Glue.
Second aspect, the embodiment of the present application provide a kind of display module, which includes: display panel, are located at
Adhesive layer and protective layer on the display panel, wherein
First magnetic material is set in the alignment mark region of the adhesive layer, and first magnetic material is for repelling institute
It states display module and is cut away resulting first clout in abnormity cutting region, first clout includes being set to the abnormity to cut
Cut region and the identical Magnetic adhesive of magnetism with first magnetic material.
In a kind of possible implementation, the alignment mark region in the reserved area of the display panel is provided with the second magnetic
Property material, the chamfered area that the alignment mark region is cut away close to the display panel, second magnetic material uses
Cut away resulting second clout in repelling the chamfered area, second clout include be set to the chamfered area and
With the identical Magnetic adhesive of magnetism of second magnetic material.
The third aspect, the embodiment of the present application provide a kind of display device, which includes as described in second aspect
Display module.
Detailed description of the invention
Fig. 1 is the flow diagram of the cutting method of display module provided by the embodiments of the present application；
Fig. 2A is that the chamfered area of display module provided by the embodiments of the present application coats a kind of schematic diagram of Magnetic adhesive；
Fig. 2 B is that the chamfered area of display module provided by the embodiments of the present application coats a kind of schematic diagram of Magnetic adhesive；
Fig. 3 is a kind of structural schematic diagram of display module provided by the embodiments of the present application；
Fig. 4 A is a kind of schematic diagram of the abnormity cutting region coating Magnetic adhesive of display module provided by the embodiments of the present application；
Fig. 4 B is a kind of schematic diagram of the abnormity cutting region coating Magnetic adhesive of display module provided by the embodiments of the present application；
Fig. 5 A is a kind of schematic diagram of the abnormity cutting region coating Magnetic adhesive of display module provided by the embodiments of the present application；
Fig. 5 B is a kind of schematic diagram of the abnormity cutting region coating Magnetic adhesive of display module provided by the embodiments of the present application；
Fig. 5 C is a kind of schematic diagram of the abnormity cutting region coating Magnetic adhesive of display module provided by the embodiments of the present application；
Fig. 6 is the schematic diagram that chamfered area provided by the embodiments of the present application cuts that clout is collected；
Fig. 7 is the schematic diagram that abnormity cutting clout provided by the embodiments of the present application is collected.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described.It should be appreciated that disclosed below is excellent
Select embodiment only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.And in the absence of conflict, the application
In embodiment and embodiment in feature can be combined with each other.It should be noted that each thickness degree and shape be not anti-in attached drawing
Actual proportions are reflected, purpose is schematically illustrate the content of present invention.And from beginning to end same or similar label indicate it is identical or
Similar element or element with the same or similar functions.
It include at present that abnormity cutting and chamfering are cut to the cutting of OLED display panel, wherein more than abnormity cutting
Material is collected there are mainly two types of method, one is manual take out clout, collection efficiency is lower, the second is collected using suction nozzle, if
The edge for cutting clout is relatively narrow, will increase suction difficulty, causes clout to collect not exclusively, collection efficiency is equally lower.And
It is usually that a collecting tank is arranged in the lower section in cutting hole that the clout of chamfering cutting, which is collected, receives chamfering clout by wind-force
Collect in collecting tank, if collect that groove depth is shallower or collecting tank collected by chamfering clout it is more when, falling in collecting tank
Angle clout may be adsorbed on the back side of display panel, impact to subsequent technique.
For the above-mentioned technical problems in the prior art, the embodiment of the present application provides a kind of display module and its cuts
Segmentation method and display device.
With reference to the accompanying drawing, to the specific of display module provided by the embodiments of the present application and its cutting method and display device
Embodiment is described in detail.The thickness of each component and shape do not reflect actual proportions in attached drawing, and purpose is only illustrated to say
Bright the content of present invention.
Referring to Figure 1 combine Fig. 2A-Fig. 5 C, a kind of cutting method of display module provided by the embodiments of the present application, specifically
May include:
S101, before the removal area to display module is cut, to removal area in setting regions coat Magnetic adhesive；
S102, removal area is cut, obtains clout；
S103, Magnetic adhesive is adsorbed by the magnet in collecting tank, to collect clout.
In above-mentioned cutting method provided by the embodiments of the present application, before the removal area to display module is cut,
Magnetic adhesive is coated in removal area, to cut removal area, Magnetic adhesive is inconjunction with clout at also being cut away, and collects remaining after cutting
When material, as long as adsorbing the Magnetic adhesive cut away by magnet, so that it may Magnetic adhesive are inconjunction with clout and collected together, it is seen then that this
Application embodiment provides a kind of new clout collection method, does not need to artificially collect, improves clout collection efficiency, meanwhile,
Magnet is placed in collecting tank, even if the clout collected in collecting tank is more, clout will not be glued due to the adsorption capacity by magnet
Knot impacts subsequent technique with reducing as far as possible at the back side of display panel.
Magnetic adhesive in the embodiment of the present application may include magnetic nano-particle and solvent adhesive, and magnetic nano-particle can wrap
Include at least one of materials such as Co, FeCo, Ni, Fe3O4, FeO, solvent adhesive include epoxies, organic silicon, polyurethane adhesive with
And at least one of ultraviolet photo-curing glue etc., the proportion of specific magnetic nano-particle and solvent adhesive can be according to required
The magnetic free of Magnetic adhesive combines.Magnetic adhesive can be solidified after application so that convenient for cutting after magnetic adhesive curing.
In the embodiment of the present application, for the difference in removal area, the coating position of Magnetic adhesive may also be different, is situated between below
The coating position for the Magnetic adhesive that continues.
The first situation, if removal area is the chamfered area for the display panel that display module includes, the first can
In the embodiment of energy, Magnetic adhesive can be coated in the rib region of chamfered area, and as shown in Figure 2 A, wherein arrow is signified in Fig. 2A
For display panel 10, white portion is component of the display module in addition to display panel in Fig. 2A, and dotted line illustrates chamfered area.It is logical
Often, chamfered area is generally all smaller, so magnet can also adsorb the company of Magnetic adhesive 20 completely even if the Magnetic adhesive 20 of coating is few
With chamfered area, so by Magnetic adhesive 20 be coated in chamfered area rib region, on the one hand can save Magnetic adhesive 20
On the other hand dosage can also reduce the complexity of coating to the greatest extent.In second of possible embodiment, Magnetic adhesive 20 can be with
Coated in some or all of chamfered area side, as shown in Figure 2 B, Fig. 2 B is coated in the whole of chamfered area with Magnetic adhesive 20
For side, to coat more Magnetic adhesive 20 in chamfered area, to guarantee that magnet relatively easily adsorbs Magnetic adhesive completely
20 chamfered areas being inconjunction with.Certainly, in the embodiment of the present application, it is real that Magnetic adhesive 20 can be coated in above-mentioned the first and second
The position that the mode of applying provides, to guarantee that magnet relatively easily adsorbs the chamfered area that Magnetic adhesive 20 is inconjunction with completely as far as possible.
In the first scenario, possible embodiment kind, refers to Fig. 3, and the embodiment of the present application can be with display panel
In be located at chamfered area around alignment mark region 30 coat Magnetic adhesive 20.Due to alignment mark region 30 Magnetic adhesive 20 with
The polarity of the Magnetic adhesive 20 of chamfered area is identical, then when chamfered area is cut away, the Magnetic adhesive 20 in alignment mark region 30
Repulsive force can be provided to chamfered area, so that chamfered area is easier to fall off.
Second situation, if removal area is the abnormity cutting region of display module, the first possible embodiment party
In formula, Magnetic adhesive 20 can be coated in some or all of abnormity cutting region side, and/or, the upper table in abnormity cutting region
Face.The embodiment of the present application reduces the complexity of coating to the greatest extent, Magnetic adhesive 20 can be applied in line with the dosage for saving Magnetic adhesive 20
The side or upper surface in abnormity cutting region are overlayed on, and relatively easily absorption Magnetic adhesive 20 completely is inconjunction in order to guarantee magnet
Abnormity cutting region, can by Magnetic adhesive 20 be coated in abnormity cutting region side and upper surface.
In the embodiment of the present application, display module includes multiple films such as the display panel, adhesive layer, protective layer stacked gradually
Layer, for the difference for multiple film layers that display module includes, the specific location that Magnetic adhesive 20 coats is also different, separately below
It introduces.
Specifically, Fig. 4 A is referred to, Fig. 4 A includes the display panel 10 stacked gradually, adhesive layer 201 with display module
(OCA layers), COP layer 202, sensing layer 203, polaroid 204 and protective layer 205 (TPF layers), Magnetic adhesive 20, which can be coated in, to be located at
At least one surface in some or all of uppermost protective layer 205 side or upper surface, Fig. 4 A is with the coating of Magnetic adhesive 20
For whole sides of protective layer.It is the top view of Fig. 4 A in order to make it easy to understand, referring to Fig. 4 B, dotted line is illustrated in Fig. 4 B
Part cutting line is reserved area and the line of demarcation for removing area.
Fig. 5 A is referred to, Magnetic adhesive 20 can be coated in and be located in the middle some or all of adhesive layer 201 side, at this
In the case of kind, magnetic material can be arranged in the alignment mark region 40 of the reserved area of adhesive layer 201 in the embodiment of the present application, should
Magnetic material is identical as the magnetism of Magnetic adhesive 20, and as shown in Figure 5 B, certain magnetic material can be Magnetic adhesive 20.Due to bonding
The identical magnetic material of magnetism with Magnetic adhesive 20 is provided in the alignment mark region 40 of the reserved area of layer 201, so cutting
When prescinding except area, magnetic material will provide repulsive force to abnormity cutting region, so that abnormity cutting region is easier to take off
It falls.In order to make it easy to understand, refer to the top view of Fig. 5 B, i.e. dotted line schematical sections cutting line in Fig. 5 C, Fig. 5 C, be reserved area and
Remove the line of demarcation in area.In the embodiment of the present application, because the size of adhesive layer 201 is greater than the viewing area of display panel, position
Magnetic adhesive 20 in the alignment mark region 40 of the reserved area of adhesive layer 201 will not influence viewing area.
In the embodiment of the present application, when being cut to removal area, first the chamfered area of display panel can be cut
It cuts, as shown in fig. 6, again to the abnormity cutting region coating Magnetic adhesive 20 of display module, as shown in fig. 7, subsequent again to Fig. 7 dotted line
It is cut in the abnormity cutting region of signal.In the embodiment of the present application, the setting regions in the removal area of display module coats magnetic
Property glue 20, cutting removal area adsorbs the Magnetic adhesive 20 that the removal area that is cut away includes by magnet 60, so that it may receive clout
Collection gets up, and improves collection efficiency.Meanwhile placed magnet 60 in collecting tank 50, even if collecting tank 50 in collect clout compared with
More, clout will not be bonded in the back side of display panel 10, be made with reducing as far as possible to subsequent technique due to the adsorption capacity by magnet
At influence.
Based on same invention thought, the embodiment of the present application also provides a kind of display module, which includes display
Panel, the adhesive layer and protective layer on display panel, wherein
First magnetic material is set in the alignment mark region of adhesive layer, and the first magnetic material is for repelling display module quilt
Cut away resulting first clout in abnormity cutting region, the first clout include be set to abnormity cutting region and with the first magnetic material
The identical Magnetic adhesive of magnetism of material.
In a kind of possible implementation, the alignment mark region in the reserved area of display panel is provided with the second magnetic material
Material, the chamfered area that alignment mark region is cut away close to display panel, the second magnetic material is for repelling chamfered area quilt
Resulting second clout is cut away, the second clout includes being set to chamfered area and the identical magnetic of magnetism with the second magnetic material
Property glue.
Based on same invention thought, the embodiment of the present application also provides a kind of display devices, including the embodiment of the present application to mention
Any of the above-described kind of the display module supplied.The display device can be with are as follows: mobile phone, tablet computer, television set, display, notebook
Any products or components having a display function such as computer, Digital Frame, navigator.The implementation of the display device may refer to
The embodiment of display module is stated, overlaps will not be repeated.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of cutting method of display module characterized by comprising
Before the removal area to display module is cut, Magnetic adhesive is coated to the setting regions in the removal area；
The removal area is cut, clout is obtained；
The Magnetic adhesive is adsorbed by the magnet in collecting tank, to collect the clout.
2. cutting method as described in claim 1, which is characterized in that the removal area is display panel in the display module
Chamfered area, to it is described removal area in setting regions coat Magnetic adhesive, comprising:
The Magnetic adhesive is coated in some or all of chamfered area side, and/or, in the rib region of the chamfered area
Coat the Magnetic adhesive.
3. cutting method as claimed in claim 2, which is characterized in that magnetic being coated to the setting regions in the removal area
When glue, further includes:
Magnetic adhesive described in alignment mark region coating around the chamfered area.
4. cutting method as described in claim 1, which is characterized in that the removal area is the abnormity cutting of the display module
Region coats Magnetic adhesive to the setting regions in the removal area, comprising:
The Magnetic adhesive is coated in some or all of abnormity cutting region side, and/or, in the abnormity cutting region
Upper surface coat the Magnetic adhesive.
5. cutting method as claimed in claim 4, which is characterized in that the display module includes the display surface stacked gradually
Plate, adhesive layer and protective layer coat Magnetic adhesive to the setting regions in the removal area, comprising:
The Magnetic adhesive is coated in some or all of adhesive layer side, and/or,
At least one surface in some or all of protective layer side or upper surface coats the Magnetic adhesive.
6. cutting method as claimed in claim 5, which is characterized in that coat Magnetic adhesive in the setting regions to the removal area
When, further includes:
Magnetic material, the magnetic material and the Magnetic adhesive are set in the alignment mark region of the reserved area of the adhesive layer
Magnetism it is identical.
7. the cutting method as described in claim 2-6 is any, which is characterized in that cut to the removal area, comprising:
After being cut to the chamfered area of display panel, to the abnormity cutting region coating Magnetic adhesive of the display module.
8. a kind of display module characterized by comprising display panel, adhesive layer and protection on the display panel
Layer, wherein
First magnetic material is set in the alignment mark region of the adhesive layer, and first magnetic material is described aobvious for repelling
Show that mould group is cut away resulting first clout in abnormity cutting region, first clout includes being set to the abnormity cutting area
Domain and the identical Magnetic adhesive of magnetism with first magnetic material.
9. display module as claimed in claim 8, which is characterized in that the alignment mark area in the reserved area of the display panel
Domain is provided with the second magnetic material, and the chamfered area that the alignment mark region is cut away close to the display panel is described
Second magnetic material is cut away resulting second clout for repelling the chamfered area, and second clout includes being set to
The chamfered area and the identical Magnetic adhesive of magnetism with second magnetic material.
10. a kind of display device, which is characterized in that including display module as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910236651.3A CN109773867B (en) | 2019-03-27 | 2019-03-27 | Display module, cutting method thereof and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910236651.3A CN109773867B (en) | 2019-03-27 | 2019-03-27 | Display module, cutting method thereof and display device |
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| Publication Number | Publication Date |
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| CN109773867A true CN109773867A (en) | 2019-05-21 |
| CN109773867B CN109773867B (en) | 2020-11-17 |
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| CN201910236651.3A Active CN109773867B (en) | 2019-03-27 | 2019-03-27 | Display module, cutting method thereof and display device |
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| CN109773867B (en) | 2020-11-17 |
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