CN115032826B - Flexible liquid crystal display screen and manufacturing method thereof - Google Patents
Flexible liquid crystal display screen and manufacturing method thereof Download PDFInfo
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- CN115032826B CN115032826B CN202210775783.5A CN202210775783A CN115032826B CN 115032826 B CN115032826 B CN 115032826B CN 202210775783 A CN202210775783 A CN 202210775783A CN 115032826 B CN115032826 B CN 115032826B
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- 230000009975 flexible effect Effects 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 57
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 56
- 239000011248 coating agent Substances 0.000 claims abstract description 110
- 238000000576 coating method Methods 0.000 claims abstract description 110
- 239000011368 organic material Substances 0.000 claims abstract description 101
- 229920001721 polyimide Polymers 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims description 64
- 239000000758 substrate Substances 0.000 claims description 52
- 238000007789 sealing Methods 0.000 claims description 23
- 230000000903 blocking effect Effects 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000002950 deficient Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/08—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Abstract
The invention discloses a flexible liquid crystal display and a manufacturing method thereof, belonging to the field of flexible liquid crystal display, wherein the flexible liquid crystal display comprises an organic material coating, an ITO layer, a polaroid layer and two transparent polyimide film layers, the ITO layer is arranged on the bottom surface of the organic material coating, the polaroid layer is arranged on the top surface of the organic material coating, one transparent polyimide film layer is arranged on the top surface of the polaroid layer, and the other transparent polyimide film layer is arranged on the bottom surface of the ITO layer.
Description
Technical Field
The invention relates to the field of flexible liquid crystal display screens, in particular to a flexible liquid crystal display screen and a manufacturing method thereof.
Background
Liquid Crystal Displays (LCDs) are one type of display for digital watches and many portable computers. Liquid Crystal Displays (LCDs) are currently being developed toward light, thin, short, and small technological information products, and with the continuous progress and development of science and technology, flexible LCD technology has become more and more popular, and flexible LCD, which is referred to as flexible OLED, is being used. The flexible liquid crystal display is not only greatly beneficial to the manufacture of new generation high-end smart phones, but also has profound effects on the application of wearable equipment due to the low power consumption and the flexible property of the flexible liquid crystal display, and the flexible liquid crystal display is widely applied along with the continuous penetration of personal intelligent terminals in the future. The organic material coating is used as an important component in the flexible liquid crystal display screen, the organic material coating condensed on the glass substrate is required to be removed from the glass substrate before the flexible liquid crystal display screen is assembled, and then the removed organic material coating is assembled with other parts forming the flexible liquid crystal display screen, so that the manufacture of the flexible liquid crystal display screen is completed.
The current separation mode of the organic material coating and the glass substrate used for manufacturing the flexible liquid crystal display screen is as follows: firstly, a mechanical arm is required to drive a thin blade to be slowly inserted between an organic material coating and a glass base layer, then the mechanical arm is used to slowly drive the blade to slowly move along the contact edge between a glass substrate and the organic material coating and cut the bonding part of the organic material coating and the glass base layer, so that the contact edge between the glass substrate and the organic material coating is cut, and finally, the organic material coating is slowly torn off from the surface of the glass base layer, so that the organic material coating and the glass base layer are completely separated.
However, by the traditional mode, after the blade is inserted between the organic material coating and the glass base layer, the blade is very easy to scratch the surface of the organic material coating when the blade slowly moves along the contact edge between the glass substrate and the organic material coating and cuts the bonding part of the organic material coating and the glass base layer, so that the whole organic material coating is scrapped, the defective rate of the flexible liquid crystal display screen production and manufacturing is increased, the resource waste is caused, the production and manufacturing progress of the flexible liquid crystal display screen is influenced, and the production and manufacturing efficiency of the flexible liquid crystal display screen is reduced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the invention aims to provide a flexible liquid crystal display screen and a manufacturing method thereof, and the invention provides the flexible liquid crystal display screen and the manufacturing method thereof, which can reduce the defective rate of production and manufacture when the flexible liquid crystal display screen is manufactured, thereby being beneficial to improving the yield of the flexible liquid crystal display screen in production and manufacture, being beneficial to maintaining the normal production and manufacture progress of the flexible liquid crystal display screen, effectively reducing the waste of resources and saving the cost for enterprises.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The flexible liquid crystal display comprises an organic material coating, an ITO layer, a polaroid layer and two transparent polyimide film layers, wherein the ITO layer is arranged on the bottom surface of the organic material coating, the polaroid layer is arranged on the top surface of the organic material coating, one transparent polyimide film layer is arranged on the top surface of the polaroid layer, and the other transparent polyimide film layer is arranged on the bottom surface of the ITO layer.
Further, the manufacturing method of the flexible liquid crystal display screen is characterized in that: the method comprises the following steps:
s1: and (3) preparing an organic material coating: the glass substrate is adsorbed and grabbed by a vacuum chuck on the mechanical arm, and after cleaning and drying, the glass substrate can be transported into a totally-enclosed evaporation packaging machine by a robot, and different organic luminescent materials can be gasified in the evaporation packaging machine and uniformly condensed on the surface of the glass substrate to form an organic material coating;
s2: separating the organic material coating on the glass substrate: the manufactured organic material coating needs to be separated from the glass substrate, in the separation process, a blade for separation needs to be inserted between the glass substrate and the organic material coating through a mechanical arm, and then the limiting horizontal plate moves downwards to cut along the contact edge between the glass substrate and the organic material coating;
s3: after the blade is inserted between the glass substrate and the organic material coating, an external air pump is started, air is continuously pumped into an air floatation assembly on the blade through the air pump, and the blade is assisted to perform cutting operation through the air floatation assembly;
s4: grabbing and adsorbing the cut organic material coating at the edge by vacuum adsorption, and slowly tearing off the organic material coating from the surface of the glass base layer to completely separate the organic material coating from the glass base layer;
s5: and coating the cut organic material coating on the surface of the ITO layer, coating a polaroid layer on the organic material coating, and coating a transparent polyimide film layer on both the polaroid layer and the opposite back surface of the ITO layer.
Further, the air floatation assembly comprises a plurality of shunt tubes which are arranged in parallel, a space is reserved between every two adjacent shunt tubes, the end parts of the plurality of shunt tubes are communicated with an air pipe together, the air pipe and the shunt tubes are vertically arranged, a sealing part of the shunt tubes, which is far away from one end of the air pipe, is provided with a mounting hole, the top surface of each shunt tube is also uniformly penetrated with a plurality of mounting holes, and each mounting hole on each shunt tube is internally provided with a nozzle part;
the end part of the blade is connected with a blade handle part, the shunt tubes are fixedly connected to the inside of the blade, conical air flow holes are formed in the top wall and the side wall of the blade and in positions corresponding to the nozzle positions, and one end of each air pipe, which is close to the blade handle part, penetrates through the blade and the blade handle part respectively and extends out of the inside of the blade to be communicated with the air pump.
Further, the nozzle part comprises an air guiding pipe, each air guiding pipe is fixedly connected in a corresponding mounting hole respectively, the end part of each air guiding pipe is communicated with a conical air outlet nozzle matched with a conical air flow hole, each conical air outlet nozzle is fixedly connected in a corresponding conical air flow hole respectively, the surface of one end of each conical air outlet nozzle, which is far away from a connected sealing piston, is flush with the outer wall of a blade, a blocking frame is connected in the conical air outlet nozzle, a spherical air bag is arranged in the air guiding pipe, a telescopic spring is connected in the spherical air bag, a gas part consisting of gas is filled in the spherical air bag, one side, which is far away from the conical air outlet nozzle, of the telescopic spring is connected with a traction block, one end, which is far away from the conical air outlet nozzle, of each air guiding pipe is provided with a scissor structure, one end, which is close to the traction block, of each scissor structure is hinged with a horizontal strut, the horizontal strut is fixedly connected in the air guiding pipe, the spherical air bag is internally connected with a telescopic spring, the spherical air bag is symmetrically arranged on the scissor structure, and each spherical air bag is communicated with a spherical air guiding mechanism;
vertical slots are longitudinally formed in positions, corresponding to the positions of the outlet anti-blocking mechanisms, of the inner walls of the air guide pipes, and anti-slip strips are connected to the bottom walls of the vertical slots.
Further, the outlet anti-blocking mechanism comprises a horizontal barrel which is arranged in the vertical slot in a sliding mode, a sealing piston is movably arranged in the horizontal barrel, a pulling column is connected to the sealing piston, one end of the pulling column, far away from the sealing piston, penetrates through the horizontal barrel and extends out of the horizontal barrel, a top pressing sheet is connected to one end, extending out of the horizontal barrel, of the pulling column, an anti-slip gasket is connected to one side, far away from the pulling column, of the top pressing sheet, a plurality of slots are evenly formed in the anti-slip gasket in a penetrating mode, limiting pins are connected to positions, corresponding to the slots, of one face, far away from the pulling column, of the top pressing sheet, and each limiting pin penetrates through corresponding slots respectively.
Further, the two horizontal cylinder bodies are respectively arranged at the upper parts of the two sides of the scissor structure, and the two horizontal cylinder bodies are fixedly connected to the scissor structure.
Further, one end of the air guide hose, which is far away from the spherical air bag, is communicated with one side, which is far away from the top pressing piece, of the corresponding horizontal cylinder side wall.
Further, the front side wall and the rear side wall of the horizontal cylinder are both connected with side ear sliding blocks, side straight sliding grooves matched with the side ear sliding blocks are vertically formed in positions, corresponding to the side ear sliding blocks, of the side walls of the vertical slotting inner cavity, and the side ear sliding blocks are respectively and movably arranged in the corresponding side straight sliding grooves.
Furthermore, the inside of the horizontal cylinder is also connected with a positioning column for preventing the sealing piston from further moving to block the communication part of the air guide hose and the horizontal cylinder.
Furthermore, the anti-slip strips and the anti-slip gaskets are made of elastic rubber materials, and anti-slip pattern grooves are uniformly formed in the surfaces of the anti-slip strips.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) The invention provides the flexible liquid crystal display screen and the manufacturing method of the flexible liquid crystal display screen, which can reduce the defective rate of production and manufacture when the flexible liquid crystal display screen is manufactured, thereby being beneficial to improving the production and manufacture yield of the flexible liquid crystal display screen, being beneficial to maintaining the normal production and manufacture progress of the flexible liquid crystal display screen, effectively reducing the waste of resources and saving the cost for enterprises.
(2) When the blade is continuously close to the bonding position of the organic material coating and the glass substrate, the acting force of the air flow sprayed out of the nozzle part on the side wall of the blade on the bonding position of the organic material coating and the glass substrate is gradually increased, so that the air flow sprayed out of the nozzle part on the side wall of the blade separates the organic material coating from the glass substrate, the blade is not contacted with the organic material coating when cutting the bonding position of the organic material coating and the glass substrate, pneumatic cutting is realized, the condition that the surface of the organic material coating is scratched when the blade is directly contacted with the organic material coating and cutting the bonding position of the organic material coating and the glass substrate is effectively avoided, and the production and manufacturing yield of the flexible liquid crystal display screen is improved.
(3) After the blade is inserted between the organic material coating and the glass substrate, an external air pump is started, air is guided into a plurality of shunt pipes through the air pump, the air inside the shunt pipes is sprayed out by the conical air outlet nozzle, and the organic material coating is not contacted with the top surface of the blade under the action of the air sprayed out by the conical air outlet nozzle, so that the probability that the surface of the organic material coating is damaged by friction due to the contact with the surface of the blade is greatly reduced, and the production and manufacturing yield of the flexible liquid crystal display screen is further improved.
(4) When flowing wind flows through the inside of the air guiding pipe and is blown out by the conical air outlet nozzle, the flowing wind drives the spherical air bag to move towards the inside of the conical air outlet nozzle, so that the space inside the conical air outlet nozzle is occupied by the spherical air bag and is reduced, the wind speed of the wind flowing out of the conical air outlet nozzle is improved, and the pneumatic cutting effect of the nozzle part on the side wall of the blade on the bonding part of the organic material coating and the glass substrate is improved.
(5) When the wind pipe internally flows with wind and flows to drive the spherical air bag to move towards the conical air outlet nozzle, the moving spherical air bag pulls the scissor structure to stretch, the spherical air bag is guided by the telescopic scissor structure, the spherical air bag is prevented from moving towards the air inlet nozzle through the telescopic scissor structure, meanwhile, the rapid stretching of the scissor structure can be limited by the stretching spring, the spherical air bag is prevented from being rapidly impacted to the blocking frame under the action of wind force of flowing ventilation, the spherical air bag is rapidly flattened to block the conical air outlet nozzle, the telescopic spring in the spherical air bag is also beneficial to helping the spherical air bag to rapidly obtain a compound type after the spherical air bag is extruded, when the spherical air bag is impacted to the surface of the blocking frame by following flowing wind, the spherical air bag is extruded by the blocking frame, the gas part in the spherical air bag is led to the inside of the horizontal cylinder through the air guide hose, the anti-slip gasket is prevented from moving towards the anti-slip strip by the pushing pad, and the limiting needle is prevented from being pricked into the inside the anti-slip strip after the contact of the inside of the horizontal cylinder, the friction between the anti-slip gasket and the anti-slip strip is prevented from being further pressed, the air bag is prevented from being further flattened by the air bag to further move towards the air inlet nozzle, and the inside of the air bag is difficult to be prevented from being extruded to be further extruded by the air bag to move towards the inside.
Drawings
FIG. 1 is a flow chart of a manufacturing method of the present invention;
FIG. 2 is an enlarged schematic cross-sectional view of a flexible LCD screen according to the present invention;
FIG. 3 is a schematic representation of an embodiment of the present invention;
FIG. 4 is a schematic diagram of the structure of the present invention;
FIG. 5 is a schematic view of an air bearing assembly according to the present invention;
FIG. 6 is an enlarged schematic cross-sectional view of the nozzle portion of the present invention;
FIG. 7 is a schematic perspective view of a blocking frame according to the present invention;
FIG. 8 is a partial cross-sectional view of an air induction pipe according to the present invention;
FIG. 9 is an enlarged schematic view of a horizontal section of an induced draft tube according to the present invention;
FIG. 10 is an enlarged partial schematic view of the present invention at B in FIG. 6;
FIG. 11 is an enlarged schematic cross-sectional view of an outlet anti-blocking mechanism according to the present invention;
fig. 12 is a schematic perspective view of a top pressing sheet according to the present invention.
The reference numerals in the figures illustrate:
1. a blade; 2. a gas pipe; 3. a knife handle; 4. a shunt; 500. a cone-shaped air outlet nozzle; 501. an air guiding pipe; 502. a scissors structure; 503. a tension spring; 504. a traction block; 505. a spherical balloon; 506. a telescopic spring; 507. an air guide hose; 508. a horizontal cylinder; 510. a sealing piston; 511. pulling the column; 512. a side ear slider; 513. positioning columns; 514. pressing the sheet; 515. an anti-slip gasket; 516. a limiting needle; 517. a blocking frame; 518. an anti-slip strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 2, a flexible liquid crystal display screen includes an organic material coating, an ITO layer, a polarizer layer and two transparent polyimide film layers, wherein the ITO layer is disposed on the bottom surface of the organic material coating, the polarizer layer is disposed on the top surface of the organic material coating, one of the transparent polyimide film layers is disposed on the top surface of the polarizer layer, and the other transparent polyimide film layer is disposed on the bottom surface of the ITO layer.
As shown in fig. 1 and 2, a method for manufacturing a flexible liquid crystal display screen is characterized in that: the method comprises the following steps:
s1: and (3) preparing an organic material coating: the glass substrate is adsorbed and grabbed by a vacuum chuck on the mechanical arm, and after cleaning and drying, the glass substrate can be transported into a totally-enclosed evaporation packaging machine by a robot, and different organic luminescent materials can be gasified in the evaporation packaging machine and uniformly condensed on the surface of the glass substrate to form an organic material coating;
s2: separating the organic material coating on the glass substrate: the manufactured organic material coating needs to be separated from the glass substrate, in the separation process, the blade 1 for separation needs to be inserted between the glass substrate and the organic material coating through the mechanical arm, and then the limiting horizontal plate moves downwards to cut along the contact edge between the glass substrate and the organic material coating;
s3: after the blade 1 is inserted between the glass substrate and the organic material coating, an external air pump is started, air is continuously pumped into an air floatation assembly on the blade 1 through the air pump, and the blade 1 is assisted by the air floatation assembly to perform cutting operation;
s4: grabbing and adsorbing the cut organic material coating at the edge by vacuum adsorption, and slowly tearing off the organic material coating from the surface of the glass base layer to completely separate the organic material coating from the glass base layer;
s5: and coating the cut organic material coating on the surface of the ITO layer, coating a polaroid layer on the organic material coating, and coating a transparent polyimide film layer on both the polaroid layer and the opposite back surface of the ITO layer.
As shown in fig. 5, the air floatation assembly comprises a plurality of shunt tubes 4 which are arranged in parallel, a distance is reserved between two adjacent shunt tubes 4, the end parts of the shunt tubes 4 are communicated with the air pipe 2, the air pipe 2 and the shunt tubes 4 are vertically arranged, a mounting hole is formed in a sealing part of one end of the shunt tubes 4, which is far away from the air pipe 2, a plurality of mounting holes are uniformly formed in the top surface of the shunt tubes 4 in a penetrating manner, a nozzle part is arranged in each mounting hole in the shunt tubes 4, the end part of the blade 1 is connected with the handle part 3, the shunt tubes 4 are fixedly connected to the inside of the blade 1, conical air flow holes are formed in the positions, corresponding to the nozzle parts, on the top wall and the side wall of the blade 1, of the air pipe 2, which is close to the handle part 3, penetrate the blade 1 and the handle part 3 respectively, and extend out of the inside of the blade 1, and are communicated with the air pump. When the blade 1 is continuously close to the bonding position of the organic material coating and the glass substrate, the acting force of the air flow sprayed out of the nozzle part on the side wall of the blade 1 on the bonding position of the organic material coating and the glass substrate is gradually increased, so that the air flow sprayed out of the nozzle part on the side wall of the blade 1 separates the organic material coating from the glass substrate, the blade 1 is not contacted with the organic material coating when cutting the bonding position of the organic material coating and the glass substrate, pneumatic cutting is realized, the condition that scratches are caused on the surface of the organic material coating when the blade 1 is directly contacted with the organic material coating and cutting the bonding position of the organic material coating and the glass substrate is effectively avoided, and the production and manufacturing yield of the flexible liquid crystal display screen is improved.
As shown in fig. 6-10, the nozzle portion includes air guiding pipes 501, each air guiding pipe 501 is fixedly connected in the corresponding mounting hole, the end portion of each air guiding pipe 501 is communicated with a conical air outlet nozzle 500 matched with the corresponding conical air outlet hole, each conical air outlet nozzle 500 is fixedly connected in the corresponding conical air outlet hole, the surface of one end of the conical air outlet nozzle 500 far away from the connected sealing piston 510 is flush with the outer wall of the blade 1, a blocking frame 517 is connected to the interior of the conical air outlet nozzle 500, a spherical air bag 505 is arranged in the air guiding pipe 501, when the flowing air flows through the inside of the air guiding pipes 501 and is blown out by the conical air outlet nozzle 500, the flowing air drives the spherical air bag 505 to move towards the inside of the conical air outlet nozzle 500, so that the space in the conical air outlet nozzle 500 is occupied by the spherical air bag 505, the wind speed of the air flowing out from the inside of the conical air outlet nozzle 500 is increased, the air speed of the air outlet nozzle 500 is facilitated to be increased, the air cutting effect of the bonding position of the organic material coating and the glass substrate is facilitated, the inner connection of the spherical air bag 505 is provided with a spring 506, the inner connection of the spherical air bag 505, a blocking frame is connected to the inner side of the spherical air inlet nozzle 506, the inner side of the spherical air bag 505 is further connected with a telescopic air guiding fork block 506, a longitudinal air blocking mechanism is arranged at one side of the air guiding pipe 502 is arranged at the end of the air guiding pipe 501, a side of the air guiding pipe 501 is far away from the air guiding pipe 502, a horizontal air blocking structure is arranged, a vertical air blocking structure is arranged at the side of the air guiding pipe is far away from the air pipe 502 is opposite to the air guiding pipe, and is connected to the air sealing structure is arranged, and is far away from the air sealing structure is arranged, and is opposite to the air sealing structure is arranged, and is opposite to the air sealing structure, and is opposite, and is side, a cleat 518 is attached to the bottom wall of each vertical slot. After the blade 1 is inserted between the organic material coating and the glass substrate, an external air pump is started, air is led into the plurality of shunt pipes 4 through the air pump by the air pipe 2, the air in the shunt pipes 4 is sprayed out by the conical air outlet nozzle 500, and the organic material coating is not contacted with the top surface of the blade 1 under the action of the air sprayed out by the conical air outlet nozzle 500 by continuous air flow sprayed out by the conical air outlet nozzle 500, so that the probability that the surface of the organic material coating is subjected to friction damage caused by the contact with the surface of the blade 1 is greatly reduced, and the production and manufacturing yield of the flexible liquid crystal display screen is further improved.
As shown in fig. 11 and 12, the outlet anti-blocking mechanism comprises a horizontal cylinder 508 slidably disposed in a vertical slot, a sealing piston 510 is movably disposed in the horizontal cylinder 508, a pulling column 511 is connected to the sealing piston 510, one end of the pulling column 511, which is far away from the sealing piston 510, penetrates through the horizontal cylinder 508 and extends out of the horizontal cylinder 508, a top pressing sheet 514 is connected to one end of the pulling column 511, which extends out of the horizontal cylinder 508, a non-slip spacer 515 is connected to one side of the top pressing sheet 514, which is far away from the pulling column 511, a plurality of slots are uniformly formed in the non-slip spacer 515 in a penetrating manner, a limiting needle 516 is connected to a position corresponding to each slot on one surface of the top pressing sheet 514, which is far away from the pulling column 511, and each limiting needle 516 penetrates through the corresponding slot. The two horizontal cylinders 508 are respectively located at the upper parts of two sides of the scissor structure 502, and the two horizontal cylinders 508 are fixedly connected to the scissor structure 502. The end of the air guide hose 507 away from the spherical air bag 505 is communicated with the side of the corresponding horizontal cylinder 508 side wall away from the pressing piece 514. The front and rear side walls of the horizontal cylinder 508 are connected with side ear sliding blocks 512, the positions of the side ear sliding blocks 512 are vertically provided with side straight sliding grooves matched with the side ear sliding blocks on the side walls of the two sides of the vertical slotting inner cavity, and each side ear sliding block 512 is movably arranged in the corresponding side straight sliding groove. A positioning column 513 for preventing the sealing piston 510 from moving further to block the communication between the air guide hose 507 and the horizontal cylinder 508 is also connected to the inside of the horizontal cylinder 508. The anti-slip strips 518 and the anti-slip gaskets 515 are made of elastic rubber materials, and anti-slip pattern grooves are uniformly formed in the surfaces of the anti-slip strips 518. When the limiting needle 516 is inserted into the anti-skid pattern groove formed on the surface of the anti-skid strip 518, the movement of the pressing piece 514 is further limited by the anti-skid pattern groove. When the wind flowing through the inside of the wind guiding pipe 501 drives the spherical air bag 505 to move towards the inside of the cone-shaped air outlet nozzle 500, the moving spherical air bag 505 pulls the scissor structure 502 to stretch, the moving spherical air bag 505 is guided by the telescopic scissor structure 502, the spherical air bag 505 is prevented from moving inside the wind guiding pipe 501, meanwhile, the rapid stretching of the scissor structure 502 can be limited by the stretching spring 503, the condition that the spherical air bag 505 is rapidly flattened to block the air outlet of the cone-shaped air outlet nozzle 500 due to the rapid impact of the spherical air bag 505 to the blocking frame 517 under the action of wind force of flowing ventilation is avoided, and the spherical air bag 505 is also facilitated to be rapidly recovered after being extruded by the telescopic spring 506 inside the spherical air bag 505, when the spherical air bag 505 is impacted to the surface of the blocking frame 517 along with flowing wind, the spherical air bag 505 is extruded by the blocking frame 517, so that the gas part inside the spherical air bag 505 is conducted into the horizontal cylinder 508 through the gas guide hose 507, so that the gas pressure inside the horizontal cylinder 508 is increased, the jacking sheet 514 is pushed to move towards the anti-slip strip 518 along with the anti-slip gasket 515, after the anti-slip gasket 515 is contacted with the anti-slip strip 518, the limiting needle 516 is pricked into the anti-slip strip 518, the scissor structure 502 is further limited to continue to stretch due to friction between the anti-slip strip and the limiting needle 516, the spherical air bag 505 is difficult to inject the gas part inside the spherical air bag 505 into the horizontal cylinder 508 through the gas guide hose 507, further limitation on the movement of the spherical air bag 505 is realized, and the spherical air bag 505 is difficult to be extruded and flattened to block the air outlet of the conical air outlet nozzle 500 due to the wind force of flowing wind.
Referring to fig. 1-12, the invention provides a flexible liquid crystal display and a manufacturing method of the flexible liquid crystal display, which can reduce the defective rate of manufacturing during the manufacturing of the flexible liquid crystal display, thereby being beneficial to improving the manufacturing yield of the flexible liquid crystal display, maintaining the normal manufacturing progress of the flexible liquid crystal display, effectively reducing the waste of resources and saving the cost for enterprises.
When the blade 1 is continuously close to the bonding position of the organic material coating and the glass substrate, the acting force of the air flow sprayed out of the nozzle part on the side wall of the blade 1 on the bonding position of the organic material coating and the glass substrate is gradually increased, so that the air flow sprayed out of the nozzle part on the side wall of the blade 1 separates the organic material coating from the glass substrate, the blade 1 is not contacted with the organic material coating when cutting the bonding position of the organic material coating and the glass substrate, pneumatic cutting is realized, the condition that scratches are caused on the surface of the organic material coating when the blade 1 is directly contacted with the organic material coating and cutting the bonding position of the organic material coating and the glass substrate is effectively avoided, and the production and manufacturing yield of the flexible liquid crystal display screen is improved.
After the blade 1 is inserted between the organic material coating and the glass substrate, an external air pump is started, air is led into the plurality of shunt pipes 4 through the air pump by the air pipe 2, the air in the shunt pipes 4 is sprayed out by the conical air outlet nozzle 500, and the organic material coating is not contacted with the top surface of the blade 1 under the action of the air sprayed out by the conical air outlet nozzle 500 by continuous air flow sprayed out by the conical air outlet nozzle 500, so that the probability that the surface of the organic material coating is subjected to friction damage caused by the contact with the surface of the blade 1 is greatly reduced, and the production and manufacturing yield of the flexible liquid crystal display screen is further improved.
When flowing wind flows through the inside of the air guiding pipe 501 and is blown out by the conical air outlet nozzle 500, the flowing wind drives the spherical air bag 505 to move towards the inside of the conical air outlet nozzle 500, so that the space inside the conical air outlet nozzle 500 is occupied by the spherical air bag 505 and is reduced, the wind speed of the wind flowing out of the conical air outlet nozzle 500 is improved, and the pneumatic cutting effect of the nozzle part on the side wall of the blade 1 on the bonding part of the organic material coating and the glass substrate is improved.
When the wind flowing through the inside of the wind guiding pipe 501 drives the spherical air bag 505 to move towards the inside of the cone-shaped air outlet nozzle 500, the moving spherical air bag 505 pulls the scissor structure 502 to stretch, the moving spherical air bag 505 is guided by the telescopic scissor structure 502, the spherical air bag 505 is prevented from moving inside the wind guiding pipe 501, meanwhile, the rapid stretching of the scissor structure 502 can be limited by the stretching spring 503, the condition that the spherical air bag 505 is rapidly flattened to block the air outlet of the cone-shaped air outlet nozzle 500 due to the rapid impact of the spherical air bag 505 to the blocking frame 517 under the action of wind force of flowing ventilation is avoided, and the spherical air bag 505 is also facilitated to be rapidly recovered after being extruded by the telescopic spring 506 inside the spherical air bag 505, when the spherical air bag 505 is impacted to the surface of the blocking frame 517 along with flowing wind, the spherical air bag 505 is extruded by the blocking frame 517, so that the gas part inside the spherical air bag 505 is conducted into the horizontal cylinder 508 through the gas guide hose 507, so that the gas pressure inside the horizontal cylinder 508 is increased, the jacking sheet 514 is pushed to move towards the anti-slip strip 518 along with the anti-slip gasket 515, after the anti-slip gasket 515 is contacted with the anti-slip strip 518, the limiting needle 516 is pricked into the anti-slip strip 518, the scissor structure 502 is further limited to continue to stretch due to friction between the anti-slip strip and the limiting needle 516, the spherical air bag 505 is difficult to inject the gas part inside the spherical air bag 505 into the horizontal cylinder 508 through the gas guide hose 507, further limitation on the movement of the spherical air bag 505 is realized, and the spherical air bag 505 is difficult to be extruded and flattened to block the air outlet of the conical air outlet nozzle 500 due to the wind force of flowing wind.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (10)
1. A manufacturing method of a flexible liquid crystal display screen is characterized in that: the method comprises the following steps:
s1: and (3) preparing an organic material coating: the glass substrate is adsorbed and grabbed by a vacuum chuck on the mechanical arm, and after cleaning and drying, the glass substrate can be transported into a totally-enclosed evaporation packaging machine by a robot, and different organic luminescent materials can be gasified in the evaporation packaging machine and uniformly condensed on the surface of the glass substrate to form an organic material coating;
s2: separating the organic material coating on the glass substrate: the manufactured organic material coating needs to be separated from the glass substrate, in the separation process, a blade (1) for separation needs to be inserted between the glass substrate and the organic material coating through a mechanical arm, and then the limiting horizontal plate moves downwards to cut along the contact edge between the glass substrate and the organic material coating;
s3: after the blade (1) is inserted between the glass substrate and the organic material coating, an external air pump is started, air is continuously pumped into an air floatation assembly on the blade (1) through the air pump, and the blade (1) is assisted by the air floatation assembly to perform cutting operation;
s4: grabbing and adsorbing the cut organic material coating at the edge by vacuum adsorption, slowly tearing off the organic material coating from the surface of the glass base layer, so that the organic material coating and the glass base layer are completely separated, and the blade (1) is not contacted with the organic material coating when cutting the bonding part of the organic material coating and the glass substrate, thereby realizing pneumatic cutting;
s5: and coating the cut organic material coating on the surface of the ITO layer, coating a polaroid layer on the organic material coating, and coating a transparent polyimide film layer on both the polaroid layer and the opposite back surface of the ITO layer.
2. A method of manufacturing a flexible liquid crystal display according to claim 1, wherein: the air floatation assembly comprises a plurality of shunt tubes (4) which are arranged in parallel, a space is reserved between every two adjacent shunt tubes (4), the end parts of the plurality of shunt tubes (4) are communicated with an air pipe (2) together, the air pipe (2) and the shunt tubes (4) are vertically arranged, a sealing part of one end, far away from the air pipe (2), of each shunt tube (4) is provided with a mounting hole, a plurality of mounting holes are uniformly formed in the top surface of each shunt tube (4) in a penetrating mode, and a nozzle part is arranged in each mounting hole on each shunt tube (4);
the end connection of blade (1) has handle of a knife portion (3), a plurality of shunt tubes (4) all fixed connection is in the inside of blade (1), on the roof and the lateral wall of blade (1) with every the department that corresponds at nozzle position has all seted up the taper air current hole, the one end that air pipe (2) is close to handle of a knife portion (3) runs through blade (1) and handle of a knife portion (3) respectively and extends the inside of blade (1) and be linked together with the air pump.
3. A method of manufacturing a flexible liquid crystal display according to claim 2, wherein: the nozzle part comprises an induced air pipe (501), each induced air pipe (501) is fixedly connected in a corresponding mounting hole respectively, the end part of each induced air pipe (501) is communicated with a conical air outlet nozzle (500) matched with a conical air flow hole, each conical air outlet nozzle (500) is fixedly connected in a corresponding conical air flow hole respectively, the surface of one end, far away from a connected sealing piston (510), of each conical air outlet nozzle (500) is flush with the outer wall of a blade (1), the inside of each conical air outlet nozzle (500) is connected with a blocking frame (517), a spherical air bag (505) is arranged inside each induced air pipe (501), a telescopic spring (506) is connected inside each spherical air bag (505), a gas part consisting of gas is filled inside each spherical air bag (505), one side, far away from each conical air outlet nozzle (500), of each telescopic spring (506) is connected with a traction block (504), one side, far away from each conical air outlet nozzle (500), of an inner cavity of each induced air pipe (501) is provided with a fork block (504), a fork block (502) is connected with a horizontal shear block (502) and one end, close to each shear block (502) is connected with a horizontal shear block (502) in a hinged mode, an air guide hose (507) is communicated between each group of outlet anti-blocking mechanisms and the spherical air bags (505);
vertical slots are longitudinally formed in positions, corresponding to the positions of the outlet anti-blocking mechanisms, of the inner wall of the induced air pipe (501), and anti-slip strips (518) are connected to the bottom wall of each vertical slot.
4. A method of manufacturing a flexible liquid crystal display according to claim 3, wherein: the outlet anti-blocking mechanism comprises a horizontal barrel (508) which is arranged in a vertical slot in a sliding mode, a sealing piston (510) is movably arranged in the horizontal barrel (508), a pulling column (511) is connected to the sealing piston (510), one end of the pulling column (511), far away from the sealing piston (510), penetrates through the horizontal barrel (508) and extends out of the horizontal barrel (508), a jacking sheet (514) is connected to one end, extending out of the horizontal barrel (508), of the pulling column (511), an anti-slip gasket (515) is connected to one side, far away from the pulling column (511), of the jacking sheet (514), a plurality of slots are evenly formed in the anti-slip gasket (515), limiting needles (516) are connected to positions, corresponding to the slots, of one side, far away from the pulling column (511), of each limiting needle (516) respectively penetrate through the corresponding slots.
5. The method for manufacturing a flexible liquid crystal display according to claim 4, wherein: the two horizontal cylinder bodies (508) are respectively arranged at the upper parts of the two sides of the scissor structure (502), and the two horizontal cylinder bodies (508) are fixedly connected to the scissor structure (502).
6. The method for manufacturing a flexible liquid crystal display according to claim 5, wherein: one end of the air guide hose (507) far away from the spherical air bag (505) is communicated with one side of the side wall of the corresponding horizontal cylinder (508) far away from the pressing piece (514).
7. The method of manufacturing a flexible liquid crystal display according to claim 6, wherein: the side lug sliding blocks (512) are connected to the front side wall and the rear side wall of the horizontal cylinder body (508), side straight sliding grooves matched with the side lug sliding blocks (512) are vertically formed in positions, corresponding to the side lug sliding blocks (512), on the side walls of the two sides of the vertical slotting inner cavity, and each side lug sliding block (512) is movably arranged in each corresponding side straight sliding groove.
8. The method of manufacturing a flexible liquid crystal display according to claim 7, wherein: the inside of the horizontal cylinder (508) is also connected with a positioning column (513) for preventing the sealing piston (510) from moving further so as to block the communication part of the air guide hose (507) and the horizontal cylinder (508).
9. The method of manufacturing a flexible liquid crystal display according to claim 8, wherein: the anti-skid strips (518) and the anti-skid gaskets (515) are made of elastic rubber materials, and anti-skid pattern grooves are uniformly formed in the surfaces of the anti-skid strips (518).
10. A flexible liquid crystal display manufactured by the method of claim 9, wherein: the flexible liquid crystal display comprises an organic material coating, an ITO layer, a polaroid layer and two transparent polyimide film layers, wherein the ITO layer is arranged on the bottom surface of the organic material coating, the polaroid layer is arranged on the top surface of the organic material coating, one transparent polyimide film layer is arranged on the top surface of the polaroid layer, and the other transparent polyimide film layer is arranged on the bottom surface of the ITO layer.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104081552A (en) * | 2012-12-28 | 2014-10-01 | 深圳市柔宇科技有限公司 | Method for manufacturing flexible electronic device and substrate for manufacturing flexible electronic device |
| CN109061933A (en) * | 2018-08-31 | 2018-12-21 | 深圳市华星光电技术有限公司 | Flexible liquid crystal panel and its manufacturing method |
| CN109839770A (en) * | 2017-11-29 | 2019-06-04 | 张家港康得新光电材料有限公司 | Flexible display panels and flexible liquid crystal display based on it |
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| JP4526771B2 (en) * | 2003-03-14 | 2010-08-18 | 株式会社半導体エネルギー研究所 | Method for manufacturing semiconductor device |
| US10710923B2 (en) * | 2017-10-26 | 2020-07-14 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Wheel cutter for cutting a flexible glass substrate and cutting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081552A (en) * | 2012-12-28 | 2014-10-01 | 深圳市柔宇科技有限公司 | Method for manufacturing flexible electronic device and substrate for manufacturing flexible electronic device |
| CN109839770A (en) * | 2017-11-29 | 2019-06-04 | 张家港康得新光电材料有限公司 | Flexible display panels and flexible liquid crystal display based on it |
| CN109061933A (en) * | 2018-08-31 | 2018-12-21 | 深圳市华星光电技术有限公司 | Flexible liquid crystal panel and its manufacturing method |
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