CN108974677B - Packaging mold for placing flexible display screen and packaging method of flexible display screen - Google Patents
Packaging mold for placing flexible display screen and packaging method of flexible display screen Download PDFInfo
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- CN108974677B CN108974677B CN201810717452.XA CN201810717452A CN108974677B CN 108974677 B CN108974677 B CN 108974677B CN 201810717452 A CN201810717452 A CN 201810717452A CN 108974677 B CN108974677 B CN 108974677B
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000000758 substrate Substances 0.000 claims description 155
- 238000004804 winding Methods 0.000 claims description 83
- 239000010410 layer Substances 0.000 claims description 48
- 239000000463 material Substances 0.000 claims description 39
- 239000011241 protective layer Substances 0.000 claims description 22
- 239000004698 Polyethylene Substances 0.000 claims description 13
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 13
- 239000004800 polyvinyl chloride Substances 0.000 claims description 13
- 239000004743 Polypropylene Substances 0.000 claims description 9
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 210000002268 wool Anatomy 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 239000011162 core material Substances 0.000 claims 22
- 238000010586 diagram Methods 0.000 description 9
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/67—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material
- B65D85/671—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material wound in flat spiral form
- B65D85/672—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material wound in flat spiral form on cores
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Packaging Frangible Articles (AREA)
- Buffer Packaging (AREA)
- Packages (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
Abstract
The invention discloses a packaging mold for placing a flexible display screen and a packaging method of the flexible display screen. And the packaging mold is simple in structure and packaging method, and the packaging and transportation cost of the flexible display screen is reduced.
Description
Technical Field
The invention relates to the technical field of display device packaging, in particular to a packaging mold for placing a flexible display screen and a packaging method of the flexible display screen.
Background
With the continuous development of science and technology, more and more electronic devices with display functions are widely applied to daily life and work of people, bring great convenience to the daily life and work of people, and become an indispensable important tool for people at present. The main component of the electronic device implementing the display function is a display screen. Depending on the bending characteristics, the display screen may be a flexible display screen that can be bent as well as a rigid display screen that is not bent.
At present, the display screen industry is mainly used for rigid display screens, rigid display screen packaging is mainly used for packaging and fixing through a tray and depends on edge positioning of the rigid display screens, and due to the fact that flexible display screens have the characteristics of being light, thin and bendable, if a rigid display screen packaging method is adopted, the flexible display screens depend on edge positioning of the flexible display screens, and the display screens are prone to being damaged.
Therefore, how to provide a packaging method and a packaging mold for a flexible display screen to facilitate the placement and transportation of the flexible display screen is a problem to be solved urgently in the technical field of display device packaging.
Disclosure of Invention
In order to solve the problems, the technical scheme of the invention provides a packaging mold for placing a flexible display screen and a packaging method of the flexible display screen.
In order to achieve the purpose, the invention provides the following technical scheme:
a packaging mold for placing a flexible display, the mold comprising:
a winding core comprising a plurality of sides;
a flexible bendable substrate wound around a plurality of sides of the winding core to form at least one layer of the flexible substrate unit at each of the sides;
the flexible substrate unit has opposing first and second surfaces, the second surface facing the side of the winding core; the flexible display screen is disposed between the first surface and the second surface of the flexible substrate unit.
The invention also provides a packaging method of the flexible display screen, which comprises the following steps:
providing a winding core, wherein the winding core comprises a plurality of side surfaces;
winding a flexible substrate around the winding core, the flexible substrate being wound around a plurality of sides of the winding core to form at least one layer of the flexible substrate units on each of the sides;
wherein the flexible substrate unit has opposing first and second surfaces, the second surface facing a corresponding side of the winding core; the flexible display screen is disposed between the first surface and the second surface of the flexible substrate unit.
According to the above description, in the packaging mold for placing the flexible display screen and the packaging method for the flexible display screen provided by the technical scheme of the invention, the flexible display screen is arranged on the flexible substrate unit, the flexible substrate unit is wound on the surface of the winding core with a plurality of side surfaces, and each side surface at least corresponds to one layer of the flexible substrate unit, so that the flexible display screen can be fixed and protected through the flexible substrate unit on one hand, and the flexible display screens can be fixed on the winding core on the other hand, and the flexible display screen is convenient to place and transport. And the packaging mold is simple in structure and packaging method, and the packaging and transportation cost of the flexible display screen is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a core of a packaging mold according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a flexible substrate provided with a flexible display screen in a packaging mold according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a flexible substrate unit in a flexible substrate according to an embodiment of the present invention;
FIG. 4 is a sectional view taken along line A-A' of FIG. 3;
FIG. 5 is a schematic diagram of a method for setting a flexible display screen pitch in a flexible substrate according to an embodiment of the present invention;
FIG. 6 is a top view of a flexible substrate provided by an embodiment of the present invention;
FIG. 7 is a sectional view taken along line B-B' of FIG. 6;
FIG. 8 is a top view of a passivation layer according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a carton according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of a carton for packaging according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a winding core according to an embodiment of the present invention;
FIG. 12 is a schematic structural view of another winding core provided by an embodiment of the present invention;
FIG. 13 is a schematic flow chart of a packaging method according to an embodiment of the present invention;
fig. 14 is a schematic flow chart of a method for winding a flexible substrate on a winding core according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The flexible display screen has the characteristics of light weight, thinness, softness and low strength, and is easy to damage in the transportation process. The packaging mold includes a roll core and a flexible substrate that is bendable.
Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a packaging mold according to an embodiment of the present invention, fig. 2 is a schematic structural diagram of a flexible substrate provided with a flexible display screen in the packaging mold according to the embodiment of the present invention, fig. 3 is a schematic structural diagram of a flexible substrate unit in the flexible substrate according to the embodiment of the present invention, and fig. 4 is a sectional view of fig. 3 in a direction of a-a'.
As can be seen from fig. 1-4, the packaging mold according to the embodiment of the present invention includes a winding core 11 and a bendable flexible substrate 12. The winding core comprises a plurality of side surfaces 11. The flexible substrate 12 is wound around a plurality of side surfaces 111 of the winding core 11 to form at least one layer of the flexible substrate unit 121 at each of the side surfaces 111. One layer of the flexible substrate unit 121 is a length of the flexible substrate 12. Can set up roll up core 11 and be hollow structure, roll up core 11 and have central cavity 112, can reduce the weight of rolling up core 11, the transport of being convenient for, in addition, can also save the material that the core 11 was rolled up in the preparation, reduce cost.
Fig. 1 only shows that one layer of the flexible substrate 12 is wound on the winding core 11, and each side surface 111 corresponds to one layer of the flexible substrate unit 121, and in other ways, multiple layers of the flexible substrate 12 can be wound on the winding core 11, and each side surface 111 corresponds to multiple layers of the flexible substrate unit 121.
The flexible substrate unit 121 has opposite first 124 and second 125 surfaces, the first surface 124 facing the side 111 of the winding core; the flexible display 13 is placed between the first surface 124 and the second surface 125 of the flexible substrate unit 121.
A flexible display screen 13 corresponds a side 111, the orthographic projection of the flexible display screen 13 in the side 111 just opposite is located in the side 111, so that the flexible display screen 13 located in each flexible substrate unit 121 can be laid flatly, and the flexible display screen 13 is prevented from being bent under stress, and further, the flexible display screen 13 is prevented from being damaged. Right roll up core 11, side 111 is the rectangle, flexible display screen 13's length is less than side 111's long limit length, flexible display screen 13's width is less than side 111's short limit length, at this moment, set up the center of flexible display screen 13 and the center coincidence of the side 111 that corresponds to make flexible display screen 13 correspond with the central zone of the side 111 that corresponds, and then guarantee its tiling setting, avoid because flexible display screen 13 twines the crooked packing problem that leads to of corresponding two adjacent sides 111.
One of the flexible display screens 13 is disposed between the first surface 124 and the second surface 125 of each of the flexible substrate units 121. Each of the flexible substrate units 121 corresponds to one of the side surfaces 111, so that one flexible display 13 corresponds to one of the side surfaces 111. In another embodiment, a plurality of flexible display panels 13 may be disposed between the first surface 124 and the second surface 125 of each flexible substrate unit 121, and in this case, a plurality of flexible display panels 13 disposed on the same flexible substrate unit 121 correspond to one side surface 111 at the same time.
The flexible substrate 12 includes: the display panel comprises a first base material 122 and a flexible film 123 which are oppositely arranged, wherein the flexible display 13 is positioned between the first base material 122 and the flexible film 123; the first substrate 122 includes the first surface 124, the flexible film 123 includes the second surface 125, and the thickness H2 of the flexible film 123 is less than the thickness H1 of the first substrate 122. Thickness H2 is the maximum thickness of flexible film 123. The first substrate 122 is a film structure with uniform thickness. In the embodiment shown in fig. 4, the lower surface of the first base material 122 is the first surface for winding toward the winding core 11, and the upper surface of the flexible film 123 is the second surface.
In the embodiment shown in fig. 2, in each of the flexible substrate units 121, the flexible films 123 are separated from each other, that is, each of the flexible display screens 13 is individually covered with a segment of the flexible film 123. In this way, it is convenient to remove each of the flexible display screens one by one during the unsealing process. In other embodiments, in each of the flexible substrate units 121, the flexible film 123 may be a unitary structure.
The flexible film 123 has a thickness in the range of 0.03mm to 0.1mm, inclusive; the first substrate 122 has a thickness in a range from 0.05mm to 0.15mm, inclusive. The thickness of the flexible film 123 is smaller than that of the first substrate 122.
The first base material 122 and the flexible film 123 are both made of flexible material so as to be wound on the winding core 11. Optionally, the flexible film 123 has a second substrate 1232 and a glue layer 1231, the glue layer 1231 is disposed toward the first substrate 122, and the material of the second substrate 1232 is any one of PET (poly terephthalic acid plastic), PE (polyethylene), PP (polypropylene), PVC (polyvinyl chloride), and PI (polyimide). The material of the first base material 122 is any one of PET, PE, PP, PVC and PI. The first base material 122 and the second base material 1232 prepared by using the above materials can ensure that the first base material 122 and the second base material 1232 both have good flexibility, so that the formed flexible substrate 12 can be conveniently wound on the winding core 11, and on the other hand, the flexible display 13 can be supported and placed by using the first base material 122 with a larger thickness as a supporting body, and the flexible display 13 is fixed and protected on the surface of the first base material 122 by using the second base material 1232 with a smaller thickness and the glue layer 1231.
The material of the winding core 11 is polyethylene or polyvinyl chloride. The winding core 11 is a round-cornered multi-side cylinder, that is, two adjacent side surfaces 111 are connected by a smooth round-cornered curved surface, and the side surfaces 111 are all the same in shape.
At least one layer of the flexible substrate 12 may be wound on the winding core 11 depending on the packaging requirements. Thus, each side 111 corresponds to at least one layer of the flexible substrate unit 121. When a plurality of flexible substrate units 121 are wound around each side 11, in order to ensure that the flexible display 13 in the outer flexible substrate unit 121 and the flexible display 13 in the inner flexible substrate unit 121 of the multi-layer flexible substrate unit 121 corresponding to the same side 111 correspond to the central region of the side 111, a pitch T1 of the plurality of flexible display 13 in the flexible substrate 11 needs to be periodically set, and the pitch T1 is the minimum pitch between two flexible display 13. When each flexible display 13 is fixed on the surface of the first substrate 122 by using the separate flexible film 123, a distance T2 is provided between two adjacent flexible films 123, and T2 < T1. The length ranges of the interval T1 and the interval T2 may be set according to the corresponding position with the side 111 when winding, so that the flexible display 13 is smoothly attached to the corresponding side 111.
Fig. 5 is a schematic diagram illustrating a method for setting a spacing between flexible display panels in a flexible substrate according to an embodiment of the present invention, where the method for setting the spacing T1 is as shown in fig. 5, and the method for setting the spacing T1 includes: for the adjacent first side and second side, the flexible display 13 arranged on the ith layer of flexible substrate unit of the first side and the flexible display 13 arranged on the ith layer of flexible substrate unit of the second side have a first distance Ti1, the flexible display screen 13 arranged on the jth layer of flexible substrate unit on the first side surface and the flexible display screen 13 arranged on the jth layer of flexible substrate unit on the second side surface have a second distance Tj1; i and j are bothPositive integer, and i is not equal to j, the ith flexible substrate unit is closer to the winding core 11 than the jth flexible substrate unit, and the first pitch Ti1 is smaller than the second distance Tj1. The flexible display panels 13 in the same layer of the flexible substrate unit 11 are equally spaced on each side 111.
In the mode shown in fig. 5, taking the roll core 11 as a rounded triangular prism as an example for explanation, the roll core 11 has three side surfaces 111, and the structure of the roll core 11 can be referred to as shown in fig. 1, in the mode shown in fig. 5, three flexible display screens 13 are arranged on a section of the flexible substrate 12 corresponding to the ith layer of flexible display units of all the side surfaces 11, three flexible display screens 13 respectively correspond to one side surface 111, and adjacent flexible display screens 13 have a first distance Ti1, three flexible display screens 13 are arranged on a section of the flexible substrate 12 corresponding to the jth layer of flexible display units on all the side surfaces 11, each of the three flexible display screens 13 corresponds to one of the side surfaces 111, and adjacent flexible display screens 13 have a second distance Tj1, since the left section of the flexible substrate 12 is wound on the winding core 12 in advance and the right section of the flexible substrate 12 is wound on the winding core 12 in advance in fig. 5, in order to always keep the flexible display 13 placed on the whole flexible substrate 12 to be opposite to the corresponding side surface 111, T needs to be madei1＜Tj1。
In the packaging mold according to the embodiment of the present invention, the structure of the flexible substrate 12 is further shown in fig. 6 and fig. 7, fig. 6 is a top view of the flexible substrate according to the embodiment of the present invention, fig. 7 is a sectional view of fig. 6 in a direction B-B', an electronic element 131 is bound to the flexible display 13, and the electronic element 131 is located on a surface of the flexible display 13 facing away from the first substrate 122; the packaging mold further comprises: the protective layer is attached to the surface of the flexible film 123, the protective layer 14 is provided with an opening K, and the opening K is arranged opposite to the electronic element 131 bound with the flexible display screen 13; the flexible film 123 on the surface of the electronic component 131 is located in the opening. The flexible film 123 can protect the flexible film 123 due to the protruding structure of the electronic component 131, and the problem that the protruding structure is subjected to a lateral external force during a winding process to cause a circuit break or poor contact of the electronic component 131 is avoided.
Each of the flexible display screens 13 individually corresponds to a segment of the protective layer 14. Two sections of the protective layers 14 corresponding to any two adjacent flexible display screens 13 are disconnected, and in this way, the protective layers 14 corresponding to the flexible display screens 13 are separated. In other manners, two sections of the protection layer 14 corresponding to any two adjacent flexible display screens 13 may be arranged to be an integral structure, as shown in fig. 8, fig. 8 is a top view of the protection layer provided in the embodiment of the present invention, and further, in this manner, each flexible display screen 13 is arranged to correspond to one section of the flexible film 123 individually, which is convenient for unsealing, when unsealing, the flexible substrate 12 is taken off and laid flat from the winding core 11, the protection layer 14 may be peeled off integrally, which is convenient for fast removing the protection layer 14, and then the flexible films 123 are peeled off respectively, so as to avoid the problem that when disassembling one flexible display screen 13, the flexible film 123 of the integral structure is damaged due to accidental falling of the adjacent next flexible display screen 13.
Optionally, the protective layer 14 is made of antistatic pearl wool, foam or TPU (thermoplastic polyurethane elastomer), and the material has a certain bending property and moderate strength, so as to effectively protect the electronic component 131 from being damaged by external force.
In the above manner, the electronic element 131 is disposed away from the first substrate 122, and as mentioned above, in order to avoid the damage of the electronic element 131 or the circuit damage caused by an external force, the protection layer 14 needs to be disposed. In other ways, a groove may be formed in the surface of the first substrate 122, the depth of the groove is smaller than the thickness of the first substrate 122 and is not smaller than the thickness of the electronic element 131, the groove is used to accommodate the electronic element 131, the electronic element 131 is placed towards the first substrate 122, the electronic element 131 is accommodated through the groove, and then the flexible display panel 13 is fixed through the flexible film 123, without providing a protective layer, the electronic element 131 can be protected through the groove, and the circuit damage caused by an external force is avoided.
According to the technical scheme, the difficulty in transportation of the flexible display screen monomer is considered, the follow-up convenient direct butt joint automatic production line is considered, the packaging mold for the flexible display screen 13 is designed, the winding core 11 is made into a polygonal columnar structure, the flexible display screen 13 is arranged in the flexible substrate 12 and is wound and fixed on the winding core through the flexible substrate 12, the flexible display screen 13 is manufactured into a coiled material for shipment, packaging and transportation, meanwhile, the flexible display screen 13 can be guaranteed to be in a straight state in the transportation process, and the risk of screen warping is reduced. After the web 16 is formed, the web 16 may be enclosed and protected by a carton, as shown in fig. 9 and 10. One or more rolls 16 may be placed in a vacuum bag for evacuation and then the vacuum bag with the rolls placed through a carton as shown in fig. 9, which may be as shown in fig. 10.
In the above embodiment, the winding core is a triangular prism with a rounded corner. The shape of the winding core can be set according to requirements, such as a rounded quadrangular prism shown in fig. 11 and a rounded pentagonal prism shown in fig. 12. The specific structure of the winding core is not limited in the embodiments of the present invention, and the winding core structure includes, but is not limited to, the above various structures.
As can be seen from the above description, in the packaging mold according to the embodiment of the present invention, the flexible display screen is disposed on the flexible substrate unit, and the flexible substrate unit is wound on the surface of the winding core having a plurality of side surfaces, where each side surface corresponds to at least one layer of the flexible substrate unit, so that on one hand, the flexible display screen can be fixed and protected by the flexible substrate unit, and on the other hand, the flexible display screens can be fixed on the winding core, which is convenient for placing and transporting the flexible display screen. And the packaging mold is simple in structure and packaging method, the packaging and transportation cost of the flexible display screen is reduced, the risk of breaking the flexible display screen in the transportation process can be reduced, and meanwhile, the flexible display screen is convenient to package through an automatic production line.
Based on the above embodiment, another embodiment of the present invention further provides a method for packaging a disposable display screen, where the method for packaging is shown in fig. 13, and fig. 13 is a schematic flow chart of the method for packaging according to the embodiment of the present invention, and the method for packaging includes:
step S11: a winding core is provided that includes a plurality of sides.
The structure of the winding core can refer to the above embodiments, and is not described in detail here.
Step S12: winding a flexible substrate around the winding core, the flexible substrate being wound around a plurality of sides of the winding core to form at least one layer of the flexible substrate units at each of the sides.
Wherein the flexible substrate unit has opposing first and second surfaces, the second surface facing a corresponding side of the winding core; the flexible display screen is disposed between the first surface and the second surface of the flexible substrate unit.
Fig. 14 is a schematic flow chart of a method for winding a flexible substrate on a winding core according to an embodiment of the present invention, as shown in fig. 14, the method including:
step S21: a first substrate is provided.
Step S22: and a plurality of flexible display screens which are arranged at intervals are sequentially arranged on the first substrate.
Step S23: and covering a flexible film on the flexible display screen to form the flexible substrate provided with the flexible display screen.
The flexible film is provided with a second base material and an adhesive layer, the adhesive layer is arranged towards the first base material, and the adhesive layer is bonded with the first base material and the flexible display screen; the thickness of the flexible film is smaller than that of the first substrate;
step S24: winding the flexible substrate around the side of the winding core.
An electronic element is bound on the flexible display screen and is positioned on the surface of the flexible display screen, which is far away from the first substrate; prior to winding the flexible substrate around the side of the winding core, further comprising: attaching a protective layer to the surface of the flexible film, wherein the protective layer is provided with an opening, and the opening is arranged opposite to the electronic element bound with the flexible display screen; the flexible film on the surface of the electronic element is positioned in the opening.
Optionally, the protective layer is made of any one of antistatic pearl wool, foam and TPU.
Optionally, each flexible display screen corresponds to a segment of the protective layer; two sections of the protection layers corresponding to two adjacent flexible display screens are disconnected; or two sections of the protective layers corresponding to two adjacent flexible display screens are of an integral structure.
Optionally, the thickness of the flexible film ranges from 0.03mm to 0.1 mm; the thickness of the first substrate ranges from 0.05mm to 0.15 mm. The flexible film is made of any one of PET, PE, PP, PVC and PI. The first base material is made of any one of PET, PE, PP, PVC and PI. The material of the roll core is polyethylene or polyvinyl chloride. The roll core is a multi-side cylinder with a round angle, and the shapes of the sides are the same.
Optionally, for the adjacent first side surface and the second side surface, a first distance is formed between the flexible display screen arranged on the ith layer of flexible substrate unit of the first side surface and the flexible display screen arranged on the ith layer of flexible substrate unit of the second side surface, and a second distance is formed between the flexible display screen arranged on the jth layer of flexible substrate unit of the first side surface and the flexible display screen arranged on the jth layer of flexible substrate unit of the second side surface; i and j are positive integers, i is not equal to j, the ith layer of flexible substrate unit is close to the winding core relative to the jth layer of flexible substrate unit, and the first distance is smaller than the second distance.
Optionally, the packaging method further comprises: sealing the winding core wound with the flexible substrate unit by using a vacuum bag, and vacuumizing; and after vacuumizing, placing the winding core in a box body.
The flexible display screen can be packaged by using the packaging mold of the above embodiment. According to the packaging method, the flexible display screen is arranged on the flexible substrate unit, the flexible substrate unit is wound on the surface of the winding core with the plurality of side surfaces, and each side surface at least corresponds to one layer of the flexible substrate unit, so that the flexible display screen can be fixed and protected through the flexible substrate unit on one hand, and the plurality of flexible display screens can be fixed on the winding core on the other hand, and the flexible display screen is convenient to place and transport. And the packaging mold is simple in structure and packaging method, the packaging and transportation cost of the flexible display screen is reduced, the risk of breaking the flexible display screen in the transportation process can be reduced, and meanwhile, the flexible display screen is convenient to package through an automatic production line.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the packaging method disclosed in the embodiment, since the packaging method corresponds to the packaging mold disclosed in the embodiment, the description is simple, and the relevant points can be referred to the corresponding parts of the packaging mold for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (23)
1. A packaging mold for placing a flexible display, the mold comprising:
a winding core comprising a plurality of sides;
a flexible bendable substrate wound around a plurality of sides of the winding core to form at least one layer of flexible substrate units on each of the sides;
the flexible substrate unit has opposing first and second surfaces, the second surface facing the side of the winding core; the flexible display screen is placed between the first surface and the second surface of the flexible substrate unit;
the flexible substrate includes: the flexible display screen comprises a first base material and a flexible film which are oppositely arranged, wherein the flexible display screen is positioned between the first base material and the flexible film; the first substrate comprises the first surface, the flexible film comprises the second surface, and the thickness of the flexible film is smaller than that of the first substrate;
an electronic element is bound on the flexible display screen and is positioned on the surface of the flexible display screen, which is far away from the first substrate; the packaging mold further comprises: the protective layer is attached to the surface of the flexible film and provided with an opening, and the opening is opposite to the electronic element bound with the flexible display screen; the flexible film on the surface of the electronic element is positioned in the opening.
2. The packaging mold of claim 1, wherein the side is rectangular, the flexible display screen has a length less than a length of a long side of the side, and the flexible display screen has a width less than a length of a short side of the side.
3. The packaging mold of claim 1, wherein one of the flexible display screens is positioned between the first surface and the second surface of each of the flexible substrate units.
4. The packaging mold of claim 1, wherein the core is hollow.
5. The packaging mold of claim 1, wherein each of the flexible display screens individually corresponds to a segment of the protective layer;
the two sections of the protective layers corresponding to any two adjacent flexible display screens are disconnected; or two sections of the protective layers corresponding to any two adjacent flexible display screens are of an integral structure.
6. The packaging mold as claimed in claim 1, wherein the flexible film has a thickness in the range of 0.03mm to 0.1 mm;
the thickness of the first substrate ranges from 0.05mm to 0.15 mm.
7. The packaging mold according to claim 1, wherein the flexible film has a second substrate and a glue layer disposed toward the first substrate, the second substrate being made of any one of PET, PE, PP, PVC and PI.
8. The packaging mold according to claim 1, wherein the material of the first base material is any one of PET, PE, PP, PVC and PI.
9. The packaging mold according to claim 1, characterized in that the material of the winding core is polyethylene or polyvinyl chloride.
10. The packaging die of claim 1 wherein the winding core is a rounded multi-sided cylinder, the sides all being the same shape.
11. The packaging mold according to claim 1, wherein for adjacent first and second sides of the winding core, the flexible display screen disposed on the ith flexible substrate unit of the first side has a first spacing from the flexible display screen disposed on the ith flexible substrate unit of the second side, and the flexible display screen disposed on the jth flexible substrate unit of the first side has a second spacing from the flexible display screen disposed on the jth flexible substrate unit of the second side;
i and j are positive integers, i is not equal to j, the ith layer of flexible substrate unit is closer to the winding core relative to the jth layer of flexible substrate unit, and the first distance is smaller than the second distance.
12. A method of packaging a flexible display, the method comprising:
providing a winding core, wherein the winding core comprises a plurality of side surfaces;
winding a flexible substrate around the winding core, the flexible substrate being wound around a plurality of sides of the winding core to form at least one layer of flexible substrate units at each of the sides;
wherein the flexible substrate unit has opposing first and second surfaces, the second surface facing a corresponding side of the winding core; the flexible display screen is placed between the first surface and the second surface of the flexible substrate unit;
the flexible substrate includes: the flexible display screen comprises a first base material and a flexible film which are oppositely arranged, wherein the flexible display screen is positioned between the first base material and the flexible film; the first substrate comprises the first surface, the flexible film comprises the second surface, and the thickness of the flexible film is smaller than that of the first substrate;
an electronic element is bound on the flexible display screen and is positioned on the surface of the flexible display screen, which is far away from the first substrate; the packaging mold further comprises: the protective layer is attached to the surface of the flexible film and provided with an opening, and the opening is opposite to the electronic element bound with the flexible display screen; the flexible film on the surface of the electronic element is positioned in the opening.
13. The packaging method of claim 12, wherein the winding of the flexible substrate on the winding core comprises:
providing a first substrate;
sequentially placing a plurality of flexible display screens arranged at intervals on the first substrate;
covering a flexible film on the flexible display screen to form the flexible substrate provided with the flexible display screen; the flexible film is provided with a second base material and an adhesive layer, the adhesive layer is arranged towards the first base material, and the adhesive layer is bonded with the first base material and the flexible display screen; the thickness of the flexible film is smaller than that of the first substrate;
winding the flexible substrate around the side of the winding core.
14. The packaging method according to claim 13, wherein the flexible display is bound with electronic components on a surface of the flexible display facing away from the first substrate;
prior to winding the flexible substrate around the side of the winding core, further comprising:
attaching a protective layer to the surface of the flexible film, wherein the protective layer is provided with an opening, and the opening is arranged opposite to the electronic element bound with the flexible display screen; the flexible film on the surface of the electronic element is positioned in the opening.
15. The packaging method according to claim 14, wherein a material of the protective layer is any one of antistatic pearl wool, foam and TPU.
16. The packaging method according to claim 14,
each flexible display screen is independently corresponding to one section of the protective layer;
two sections of the protection layers corresponding to two adjacent flexible display screens are disconnected; or two sections of the protective layers corresponding to two adjacent flexible display screens are of an integral structure.
17. The packaging method according to claim 13, wherein the flexible film has a thickness in the range of 0.03mm to 0.1 mm;
the thickness of the first substrate ranges from 0.05mm to 0.15 mm.
18. The packaging method according to claim 13, wherein the material of the flexible film is any one of PET, PE, PP, PVC and PI.
19. The packaging method according to claim 13, wherein the material of the first base material is any one of PET, PE, PP, PVC and PI.
20. The method of claim 12, wherein the core material is polyethylene or polyvinyl chloride.
21. The method of claim 12, wherein the winding core is a rounded multi-sided cylinder, the sides all being the same shape.
22. The packaging method according to claim 12,
for the adjacent first side surface and the second side surface of the winding core, a first distance is formed between a flexible display screen arranged on the ith layer of flexible substrate unit of the first side surface and a flexible display screen arranged on the ith layer of flexible substrate unit of the second side surface, and a second distance is formed between a flexible display screen arranged on the jth layer of flexible substrate unit of the first side surface and a flexible display screen arranged on the jth layer of flexible substrate unit of the second side surface;
i and j are positive integers, i is not equal to j, the ith layer of flexible substrate unit is close to the winding core relative to the jth layer of flexible substrate unit, and the first distance is smaller than the second distance.
23. The packaging method according to any one of claims 12 to 22, further comprising:
sealing the winding core wound with the flexible substrate unit by using a vacuum bag, and vacuumizing;
and after vacuumizing, placing the winding core in a box body.
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| CN201810717452.XA CN108974677B (en) | 2018-06-29 | 2018-06-29 | Packaging mold for placing flexible display screen and packaging method of flexible display screen |
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| CN108974677B true CN108974677B (en) | 2020-03-10 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4108305A (en) * | 1976-01-30 | 1978-08-22 | Tokyo Denki Kagaku Kogyo Kabushiki Kaisha | Tape-mounted electronic-component package |
| JP2006282196A (en) * | 2005-03-31 | 2006-10-19 | Toshiba Matsushita Display Technology Co Ltd | Manufacturing method of electronic/electric product such as flat displaying device, and belt-like storing body therefor |
| CN100354185C (en) * | 2004-04-02 | 2007-12-12 | 东芝松下显示技术有限公司 | Manufacturing method for electronic or electric products such as flat-panel display devices and band-shaped package therefor |
| CN204021463U (en) * | 2014-06-30 | 2014-12-17 | 天津华瑞包装材料有限公司 | Convenient packaging film |
| CN105869522A (en) * | 2015-02-10 | 2016-08-17 | 三星显示有限公司 | Rollable display device |
| CN107526188A (en) * | 2016-06-17 | 2017-12-29 | 三星显示有限公司 | rollable display device |
| CN107665854A (en) * | 2017-09-21 | 2018-02-06 | 京东方科技集团股份有限公司 | Notacoria structure and preparation method thereof, flexible display screen |
| CN107735370A (en) * | 2015-10-21 | 2018-02-23 | 日本电气硝子株式会社 | The manufacture method and glass volume of glass volume |
-
2018
- 2018-06-29 CN CN201810717452.XA patent/CN108974677B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4108305A (en) * | 1976-01-30 | 1978-08-22 | Tokyo Denki Kagaku Kogyo Kabushiki Kaisha | Tape-mounted electronic-component package |
| CN100354185C (en) * | 2004-04-02 | 2007-12-12 | 东芝松下显示技术有限公司 | Manufacturing method for electronic or electric products such as flat-panel display devices and band-shaped package therefor |
| JP2006282196A (en) * | 2005-03-31 | 2006-10-19 | Toshiba Matsushita Display Technology Co Ltd | Manufacturing method of electronic/electric product such as flat displaying device, and belt-like storing body therefor |
| CN204021463U (en) * | 2014-06-30 | 2014-12-17 | 天津华瑞包装材料有限公司 | Convenient packaging film |
| CN105869522A (en) * | 2015-02-10 | 2016-08-17 | 三星显示有限公司 | Rollable display device |
| CN107735370A (en) * | 2015-10-21 | 2018-02-23 | 日本电气硝子株式会社 | The manufacture method and glass volume of glass volume |
| CN107526188A (en) * | 2016-06-17 | 2017-12-29 | 三星显示有限公司 | rollable display device |
| CN107665854A (en) * | 2017-09-21 | 2018-02-06 | 京东方科技集团股份有限公司 | Notacoria structure and preparation method thereof, flexible display screen |
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