CN104854501B - The method for continuous production manufacturing system and optical display panel continuously of optical display panel - Google Patents
The method for continuous production manufacturing system and optical display panel continuously of optical display panel Download PDFInfo
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- CN104854501B CN104854501B CN201380063617.1A CN201380063617A CN104854501B CN 104854501 B CN104854501 B CN 104854501B CN 201380063617 A CN201380063617 A CN 201380063617A CN 104854501 B CN104854501 B CN 104854501B
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- dance roller
- blooming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
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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
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Liquid Crystal (AREA)
- Nonlinear Science (AREA)
- Polarising Elements (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mathematical Physics (AREA)
Abstract
The present invention provides the continuous manufacture system of optical display panel and the method for continuous production of optical display panel.The continuous manufacture system of optical display panel possesses: a pair first niprolls downstream sent by laminated optical film；There is the reservoir portion of the dance roller in the downstream being arranged in described first niproll；Described carrier film is made to turn back in the way of this carrier film becomes inner side with the stripping portion from this carrier film stripping blooming；A pair second niprolls that the described carrier film having peeled off described blooming is downstream sent；Roller to the downstream being arranged in described second niproll batches the reeling end of described carrier film；The optical unit delivery section of feeding optical unit；Carry described optical unit while the described blooming separated being fitted in optical unit and forming the sticking part of optical display panel；In the eliminating deformation portion that described blooming was made to the period that described optical unit is fitted the deformation mitigation produced on described laminated optical film.
Description
Technical field
The present invention relates to the method for continuous production of the continuous manufacture system of optical display panel and optical display panel.
Background technology
Method as blooming of fitting to liquid crystal cells, there is method as described below (such as, with reference to patent documentation 1,2): the laminated optical film of strip is formed on a carrier film via binding agent laminated optical film, carrier film is wound in stripping portion by the laminated optical film of this strip in the way of this carrier film becomes inner side, thus blooming is peeled off from carrier film, and the blooming this separated fits in liquid crystal cells.
As being used for realizing the device of applying method as described above, for instance, possess successively from upstream: the feed rolls of the upstream side for the carrier film being laminated with blooming is downstream supplied；For maintaining the dance roller of the tension force of carrier film；For the doubling roller (a pair doubling roller) blooming fitted to liquid crystal cells and the liquid crystal cells after laminating is sent；And the feed rolls in the downstream for carrier film takers-in downstream is sent.The dance roller being arranged between the feed rolls of upstream side and stripping portion plays the tension adjustment for guaranteeing Anawgy accuracy and the effect stored.
In the manufacture device of above-mentioned patent documentation 1, possess: pinch roll 102a, 102b of a pair releasing and dance roller 104；Tension adjustment tension adjustment weight thing 106；Batch with pinch roll 9a, 9b；And core 6.Utilize this releasing pinch roll 102a, 102b, stacked film 2 is supplied from blank portion 90.It addition, when supply is held in the stacked film of dance roller (reservoir), batch isolating membrane 4 to core 6, thus supply stacked film from dance roller 104 (reservoir).Now, stacked film is not carried at the upstream side of dance roller.
In the manufacture device of above-mentioned patent documentation 2, make discharging gear release mechanism 1,4,9,11,16, spooler 17, tension adjustment mechanism 12 link, normal sheet material (sheet materials of normal product) is peeled off and delivers to bonding position.Tension adjustment mechanism 12 now is positioned at the most forward position.Although tension adjustment mechanism 12 links with other discharging gear release mechanisms, but when fit normal sheet material, its be positioned at the most forward position not as reservoir function.In other words, tension adjusting device merely to eliminate bad discharge time carrier film loosen and exist.Tension adjustment mechanism does not play the effect of reservoir, and therefore all of conveying roller becomes synchronous same-speed.
Additionally, action as existing dance roller, patent documentation 3 possesses conveying action adjusting apparatus (dance roller), the conveying action of the laminates in laminater is different from the conveying action of the laminates in subsequent handling, this conveying action adjusting apparatus (dance roller) can make the conveying action of the conveying action of laminater and the device of subsequent handling not carry out the conveying of laminates in linkage.Dance roller 17 is retained as rotatable in the way of deadweight is supported on laminates F1 and lifts freely.That is, slack adjuster lifting freely carries out action, is used to speed adjustment.
At first technical literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2004-338408 publication
Patent documentation 2: Japanese Unexamined Patent Publication 2011-150328 publication
Patent documentation 3: Japanese Unexamined Patent Publication 2010-036464 publication
The problem that invention to solve
But, in applying method as above-mentioned patent documentation 1,2, at the laminating initial stage during being fitted to liquid crystal cells by blooming, between blooming and liquid crystal cells, sometimes produce bubble.
Summary of the invention
The present invention completes in view of above-mentioned problem, its object is to the method for continuous production of continuous manufacture system and the optical display panel providing the optical display panel of a kind of bubble that can suppress in the generation of laminating initial stage.
Solution
The present invention is the continuous manufacture system of a kind of optical display panel, possesses:
A pair first niprolls, laminated optical film is downstream sent by it, and described laminated optical film includes the blooming with binding agent and the carrier film being laminated with the banding of this blooming via this binding agent；Reservoir portion, it has the dance roller in the downstream being arranged in described first niproll；Stripping portion, it makes described carrier film turn back in the way of this carrier film becomes inner side and peel off described blooming from this carrier film；A pair second niprolls, described stripping portion the described carrier film having peeled off described blooming is downstream sent by it；Reeling end, it batches described carrier film to the roller in the downstream being arranged in described second niproll；
Optical unit delivery section, its feeding optical unit；And
Sticking part, it carries described optical unit that the described blooming separated by described stripping portion is fitted in this optical unit to form optical display panel via described binding agent,
In the continuous manufacture system of described optical display panel,
Possessing eliminating deformation portion, in the period fitted to described optical unit by described blooming, this eliminating deformation portion makes the deformation produced on described laminated optical film relax by controlling the inertia force of described dance roller.
According to this structure, it is possible to suppress the bubble produced at the laminating initial stage.
Hereinafter the structure of the present invention is illustrated.Present inventor's further investigation as a result, find the change of deformation (long side direction of laminated optical film flexible) of laminated optical film produced based on the inertia force of dance roller, the speed fluctuation of consequent laminated optical film affects bigger.
In the initial stage of driving (from the state of laminated optical film conveying stopping to starting to send the initial stage of (conveying)), when the feed rolls of upstream side and/or downstream makes laminated optical film accelerate, under the effect being wound with the rotational resistance of each deflector roll of laminated optical film, laminated optical film deforms transmission speed.Then speed is transferred to dance roller, when applying more than the gravity (or resistance of oil pressure, air operated mechanism) of the weight thing power of dance roller and tension adjustment, starts to make dance roller accelerate up and down.Dance roller is to when such as top is accelerated, and downward acting inertial power, therefore laminated optical film deforms further.Then, the laminated optical film after deformation, in order to relax deformation, relaxes along with acceleration upward.Till producing deformation mitigation from the deformation at the initial stage of driving, the short time of about 0.1～0.5 second.In addition, in this (during deformation relaxation action), when the driving of the feed rolls in downstream reaches certain speed, the climb acceleration of tension adjustment weight thing slows down, therefore produce inertia force upwards and the deformation with film relaxes ordinatedly, encourage speed fluctuation further.So, under the impact of the deformation of the laminated optical film of the inertia force based on dance roller, thus it is speculated that produce (bigger) speed fluctuation.Then, based on this structure to reduce the deformation of laminated optical film, namely dance roller is controlled in the way of suppressing the inertia force of dance roller, it is possible to reduce the speed fluctuation of laminated optical film such that it is able to suppress the bubble at laminating initial stage.
An embodiment as foregoing invention, described eliminating deformation portion possesses inertia force control portion, in the period fitted to described optical unit by described blooming, the mode that the power that described inertia force control portion applies to make the inertia force based on described dance roller to every 100mm width of described carrier film is below 1.8N is controlled.
As an embodiment of foregoing invention, acceleration when dance roller is movable by inquiry in described inertia force control portion suppresses the action of dance roller.
As an embodiment of foregoing invention, described dance roller is structure automatically movable in the way of maintenance puts on the tension force of described laminated optical film,
Described eliminating deformation portion possesses control portion, dance roller fixed position, and in the period fitted to described optical unit by described blooming, control portion, described dance roller fixed position is controlled in the way of making described dance roller not move from fixed position.
It addition, as above-mentioned embodiment, described first niproll that control portion, described dance roller fixed position sends by making to send described laminated optical film movably controls described dance roller Tong Bu and synchronizedly with described sticking part.
Additionally, as above-mentioned embodiment, control portion, described dance roller fixed position by make described first niproll Tong Bu with described sticking part and synchronized and described first niproll, described sticking part and described second niproll synchronously movably, thus control described dance roller.
Additionally, as above-mentioned embodiment, control portion, described dance roller fixed position by make described first niproll Tong Bus with described sticking part and synchronized and described first niproll, described sticking part and described second niproll synchronized movably, thus control described dance roller.
It addition, as above-mentioned embodiment, control portion, described dance roller fixed position is by making described first niproll, described sticking part and described second niproll fully synchronized and synchronized movable, thus controls described dance roller.
As an embodiment of foregoing invention, described dance roller is the reservoir portion of tension adjustment weight thing mode.
It addition, as reservoir portion (reservoir), for instance liquid (oil) formula, gas type, spring, gasbag-type, diaphragm type, reservoir portion in the form of piston can be enumerated.But, the reservoir portion of tension adjustment weight thing formula is more prone to the problems referred to above (deformation produces) than other mechanisms, and therefore present invention effect for the manufacture system of the dance roller employing tension adjustment weight thing formula is high.
As an embodiment of foregoing invention, described dance roller is controlled in the way of this dance roller puts on the tension force of described laminated optical film and movable maintaining,
In the period fitted to described optical unit by described blooming, described eliminating deformation portion makes described dance roller be controlled in the way of moving by the result according to the deformation produced on described laminated optical film detected in advance.
In the structure shown here, dance roller, freely accessible for action, acts in the way of maintaining the tension force putting on laminated optical film.And, eliminating deformation portion uses the deflection detected in advance, it is possible to make dance roller move in the way of eliminating deformation.
As an embodiment of foregoing invention, the thickness of described blooming is less than 200 μm.
The thickness of blooming is more thin, and the bubble during laminating caused because of the variation of deformation produces more obvious, and therefore the effect of the present invention is high.
As an embodiment of foregoing invention, described blooming includes polarizing coating.
It addition, the invention adopt another scheme that the method for continuous production of a kind of optical display panel, including:
First sends operation, first sends in operation at this, utilizes a pair first niprolls downstream to be sent by laminated optical film, blooming that described laminated optical film includes having binding agent and the carrier film of banding with this blooming stacking via this binding agent；
Storing operation, this stores operation and carries out based on the dance roller in the downstream being arranged in described first niproll；
Stripping process, in this stripping process, makes described carrier film turn back in the way of this carrier film becomes inner side and peel off described blooming from this carrier film；
Second sends operation, second sends in operation at this, utilizes a pair second niprolls the described carrier film having peeled off described blooming in described stripping process downstream to be sent；
Coiling process, in this coiling process, the roller to the downstream being arranged in described second niproll winds described carrier film；
Optical unit conveying operation, carries in operation at this optical unit, feeding optical unit；And
Bonding process, in this bonding process, carries described optical unit that the described blooming separated in described stripping process is fitted in this optical unit to form optical display panel via described binding agent,
In the method for continuous production of described optical display panel,
Including eliminating deformation operation, in this eliminating deformation operation, in the period fitted to described optical unit by described blooming, the deformation produced on described laminated optical film is made to relax by controlling the inertia force of described dance roller.
According to this structure, it is possible to suppress the bubble produced at the laminating initial stage.
An embodiment as foregoing invention, described eliminating deformation operation includes inertia force and controls operation, control in operation at this inertia force, in the period fitted to described optical unit by described blooming, the mode that the power every 100mm width of described carrier film applied to make the inertia force based on described dance roller is below 1.8N is controlled.
As an embodiment of foregoing invention, controlling in operation at described inertia force, acceleration when dance roller is movable by inquiry suppresses the action of dance roller.
As an embodiment of foregoing invention, described dance roller is structure automatically movable in the way of maintaining the tension force putting on described laminated optical film,
Described eliminating deformation operation includes dance roller fixed position and controls operation, in the period fitted to described optical unit by described blooming, is controlled in the way of making described dance roller not move from fixed position.
Additionally, as above-mentioned embodiment, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film to send action Tong Bu and synchronized with the joint movement fitted to optical unit by blooming in described bonding process, thus control described dance roller.
Additionally, as above-mentioned embodiment, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film to send action Tong Bu and synchronized with the joint movement fitted to optical unit by blooming in described bonding process and sent sending action, the joint movement fitted to optical unit by blooming in described bonding process and being sent the action of sending of described carrier film by described second niproll and synchronize of described laminated optical film by described first niproll, thus control described dance roller.
Additionally, as above-mentioned embodiment, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film send action Tong Bu and synchronized with the joint movement in described bonding process, blooming fitted to optical unit and by described first niproll send described laminated optical film send action, the joint movement in described bonding process, blooming fitted to optical unit and by described second niproll send described carrier film to send action synchronized, thus control described dance roller.
Additionally, as above-mentioned embodiment, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film send action, sent by described second niproll described carrier film send action and the joint movement fitted to optical unit by blooming in described bonding process is fully synchronized and synchronized, thus control described dance roller.
As an embodiment of foregoing invention, described dance roller is the reservoir portion of tension adjustment weight thing mode.
As an embodiment of foregoing invention, described dance roller is controlled in the way of this dance roller puts on the tension force on described laminated optical film and movable maintaining,
In described eliminating deformation operation, in the period fitted to described optical unit by described blooming, described dance roller is made to be controlled in the way of moving by the result according to the deformation produced on described laminated optical film detected in advance.
In the described eliminating deformation operation of above-mentioned embodiment, the control method making described dance roller move as the result according to described deformation, exemplify following methods.In the period (during laminating) that blooming is fitted to optical unit, dance roller is set to deadweight state and makes reservoir portion work, the deflection that detection produces on laminated optical film, based on this deflection detected, controls dance roller in the way of eliminating deformation.Namely, for instance, the variation over time with the deflection detected in advance when test produces makes dance roller move accordingly, and the elongation thus eliminating laminated optical film is shunk.
It addition, as other examples of above-mentioned control method, exemplify following methods.In the period (during laminating) that blooming is fitted to optical unit, dance roller is set to deadweight state and makes reservoir portion work, the action of dance roller when recording this laminating (dance roller position in during laminating, the speed of dance roller, acceleration etc.), with the action recorded with this identical control dance roller and move it.Namely, for instance, make the action of the dance roller of the pre-recorded deadweight state got off when test produces directly reproduce when actual production.
As an embodiment of foregoing invention, the thickness of described blooming is less than 200 μm.
As an embodiment of foregoing invention, described blooming includes polarizing coating.
In the present invention, described optical unit is liquid crystal cells or the organic EL units of VA pattern or IPS pattern.
Accompanying drawing explanation
Fig. 1 is the sketch of the system that manufactures continuously of the optical display panel of embodiment 1.
Fig. 2 A is the figure of the relation illustrating the dance roller displacement of embodiment, film speed, interior feed speed.
Fig. 2 B is the enlarged drawing of the relation driving the dance roller displacement at initial stage, film speed, interior feed speed illustrating Fig. 2 A.
Fig. 3 A is the figure of the relation illustrating the dance roller displacement of comparative example, film speed, interior feed speed.
Fig. 3 B is the enlarged drawing of the relation driving the dance roller displacement at initial stage, film speed, interior feed speed illustrating Fig. 3 A.
Detailed description of the invention
The blooming roll 1 of Fig. 1 is formed by the laminated optical film winding of banding, and this laminated optical film has: has the width corresponding with opposed one group of limit of optical unit, and has the blooming of the banding of binding agent；And via this binding agent the carrier film of banding with this blooming stacking.It should be noted that as other embodiments, the laminated optical film of banding forms being formed with the state winding of a plurality of incision line along its width on the blooming of described banding.
<blooming>
As blooming, for instance enumerate polarizing coating.The film main body of polarizing coating such as includes polaroid (thickness is generally about 1～80 μm) and polaroid protective film (thickness is generally about 1～500 μm), and polaroid protective film utilizes binding agent or do not utilize binding agent and formed on the one side of polaroid or two sides.Generally, the bearing of trend of polaroid becomes absorption axle.The polarizing coating containing the polaroid on long side direction with the strip absorbing axle can be called " MD polarizing coating ", the polarizing coating containing the polaroid in the direction of the width with the strip absorbing axle is called " TD polarizing coating ".As other films constituting film main body, for instance, the phase retardation film (thickness is generally 10～200 μm) of λ/4 plate, λ/2 plate etc., compensation film for angular field of view, brightness raising film, surface protection film etc. can be enumerated.The thickness of laminated optical film such as can enumerate the scope of 10 μm～500 μm.
As other bloomings, for instance, linear polarization separation film can be enumerated, there is the reflective polarizer films of the multi-ply construction of axis of reflection and the axis of homology.
Binding agent does not limit especially, for instance can enumerate acrylic binder, silicone-based binding agent, polyurethane series binding agent etc..The layer thickness of binding agent is such as preferably the scope of 10 μm～50 μm.As the peeling force between binding agent and carrier film, although exemplify such as 0.15 (N/50mm width sample), but be not particularly limited to this.Peeling force is determined according to JISZ0237.
(carrier film)
Carrier film can use the existing known films such as such as plastic foil (such as, PET series film, polyolefin mesentery etc.).It addition, as required, it is possible to use utilize the suitable removers such as silicone-based, chain alkyl system, fluorine class, molybdenum sulfide to carry out film etc. that coating processes, according to existing suitable carrier film.It should be noted that carrier film generally may also be referred to as mould release membrance (isolating membrane).
(liquid crystal cells, display panels)
Optical unit such as can enumerate liquid crystal cells, organic EL units.Liquid crystal cells is configured to be sealed with liquid crystal layer between a pair substrate (first substrate (visual confirmation side) Pa, second substrate (back side) Pb) arranged opposite.Although liquid crystal cells can use arbitrary type, but in order to realize high-contrast, it is preferred to use vertical orientated (VA) pattern, plane conversion (IPS) pattern liquid crystal cells.Display panels is the panel being fitted with polarizing coating at the one side of liquid crystal cells or two sides, and is embedded with drive circuit as desired.
(organic EL units, organic EL display panel)
Organic EL units is configured to be clamped with electroluminescence layer between pair of electrodes.Organic EL units can use arbitrary type such as such as top light emitting mode, bottom-emission mode, bidirectional luminescence mode etc..Organic EL display panel is the panel being fitted with polarizing coating at the one side of organic EL units or two sides, and is embedded with drive circuit as desired.
<embodiment 1>
Fig. 1 is the sketch of the system that manufactures continuously of optical display panel.Hereinafter, with reference to Fig. 1, the continuous manufacture system of the optical display panel involved by present embodiment is specifically described.
It should be noted that in the present embodiment, the example enumerating rectangular liquid crystal cells as optical unit illustrates, and the example enumerating rectangular display panels as optical display panel illustrates.As blooming roll, use the component shown in Fig. 1.Namely, as blooming roll 1, use the component of the laminated optical film 10 of winding banding, the laminated optical film 10 of this banding has the polarizing coating 11 (being equivalent to blooming) of the banding absorbing axle and forms by being layered on long side direction in carrier film 12, has the width corresponding with the long limit of liquid crystal cells P.Additionally, in the present embodiment, the polarizing coating 11 of banding is configured to film main body 11a and the binding agent 11b with banding.
As it is shown in figure 1, the continuous manufacture system of the display panels involved by present embodiment includes: the conveying a series of delivery section X of liquid crystal cells P and display panels LD, blooming supply unit 101 and sticking part 81.
(optical unit delivery section)
Liquid crystal cells P and display panels LD is carried by delivery section X.Delivery section X is configured to have multiple conveying roller X1 and adsorption plate etc..
(blooming supply unit)
Blooming supply unit 101 releases the laminated optical film 10 of the banding with the width corresponding with the long limit of liquid crystal cells P from blooming roll 1, and the polarizing coating 111 that will cut off the polarizing coating 11 of banding in the direction of the width with the length corresponding with the minor face of liquid crystal cells P and obtain supplies to sticking part 81.In the present embodiment, blooming supply unit 101 has releasing portion 1a, cutting portion 21, interior feed rolls portion 31, reservoir portion 41, stripping portion 51, outer feed rolls portion 61, reeling end 71 and multiple conveying roller portion 101a, 101b, 101c.
Releasing portion 1a has the releasing axle being provided with blooming roll 1, releases the laminated optical film 10 of banding from blooming roll 1.
Cutting portion 21 is configured to have shut-off mechanism 21a and adsorbing mechanism 21b, and with the length corresponding with the minor face of liquid crystal cells P, the laminated optical film 10 of banding is carried out hemisection (do not cut off carrier film 12 and cut off in the direction of the width by the polarizing coating 11 of banding) in the direction of the width.In the present embodiment, cutting portion 21 uses adsorbing mechanism 21b to fix the laminated optical film 10 of banding from the absorption of carrier film 12 side, and use shut-off mechanism 21a to cut off the polarizing coating 11 (film main body 11a and binding agent 11b) of banding along width, thus in carrier film 12, form the polarizing coating 111 of the size corresponding with liquid crystal cells P.It should be noted that as shut-off mechanism 21a, it is possible to enumerate cutter, laser aid and combination thereof etc..
Interior feed rolls portion 31 is configured to have for clipping laminated optical film 10 opposed pairs the first niproll 31a, 31b of being sent in its reservoir portion 41 downstream.At least one party of a pair niproll 31a, 31b is constituted by driving roller.Interior feed rolls portion 31 can also have many group opposed pairs rollers.Driving roller is the mechanism rotated in linkage with not shown motor.
Reservoir portion 41 is arranged in the downstream in interior feed rolls portion 31, has tension adjustment weight thing portion 41a and dance roller 41b.Reservoir portion 41 has the function of the tension force of the laminated optical film 10 keeping banding.
The laminated optical film 10 of banding is turned back by stripping portion 51 in the way of making carrier film 12 become inner side, thus peels off polarizing coating 111 from carrier film 12.As stripping portion 51, it is possible to enumerate wedge like members, roller etc..
Outer feed rolls portion 61 is configured to have opposed pairs the second niproll 61a, 61b that the reeling end 71 downstream of the carrier film 12 for the portion of being stripped 51 has peeled off polarizing coating 111 is sent.At least one party of a pair niproll 61a, 61b is constituted by driving roller.Outer feed rolls portion 61 can also have many group opposed pairs rollers.Driving roller is the mechanism rotated in linkage with not shown motor.
Reeling end 71 is arranged in the downstream in outer feeding portion 61, and the carrier film 12 having peeled off polarizing coating 111 is wound on takers-in 71a.Reeling end 71 is the mechanism rotated in linkage with not shown motor.
(sticking part)
The liquid crystal cells P come by delivery section X conveying is carried by sticking part 81 in the way of its short side direction is parallel with conveying direction, and (being separated by the stripping portion 51) polarizing coating 111 supplied by blooming supply unit 101 fits in via binding agent 11b the face Pb in the roof direction of liquid crystal cells P from the long side of liquid crystal cells P along the direction of the supply (short side direction of liquid crystal cells P) of polarizing coating 111.It should be noted that sticking part 81 is configured to have a pair doubling roller 81a, 81b, at least one party of doubling roller 81a, 81b is constituted by driving roller.Driving roller is the mechanism rotated in linkage with not shown motor.
(eliminating deformation portion)
Eliminating deformation portion 91 by polarizing coating 111 to the liquid crystal cells P period fitted, act in the way of making the deformation mitigation produced on laminated optical film 10.Specifically, eliminating deformation portion 91 possesses inertia force control portion 91a, inertia force control portion 91a by polarizing coating 111 to the liquid crystal cells P period fitted, to make the inertia force based on dance roller 41b put on the mode that the power on every 100mm width of carrier film 12 is below 1.8N and be controlled.As this control method, for instance, inertia force control portion 91a acceleration when dance roller is movable by inquiry suppresses the action of dance roller 41b.
<other control method>
It addition, as other control method, dance roller 41b is configured to automatically movable in the way of maintaining the tension force putting on laminated optical film 10.And, eliminating deformation portion 91 possess control portion, dance roller fixed position 91b, control portion, dance roller fixed position 91b by polarizing coating 111 to the liquid crystal cells P period fitted, be controlled in the way of making dance roller 41b not move from fixed position.Specifically, control portion 91b in dance roller fixed position by making the interior feed rolls portion 31 sending stacked film synchronize and synchronized with sticking part 81 movably makes dance roller 41b stop on fixed position.
Additionally, control method as other, control portion, dance roller fixed position 91b, except making as mentioned above to send the interior feed rolls portion 31 of stacked film and sticking part 81 synchronizes and synchronized, also makes outer feed rolls portion 61 synchronously movable, thus controls dance roller 41b.Control portion, dance roller fixed position 91b controls the rotation opportunity of the motor each linked with interior feed rolls portion 31, outer feed rolls portion 61 and sticking part 81, is controlled in the way of making they synchronizations.
It addition, as other control method, control portion, dance roller fixed position 91b, except making as mentioned above to send the interior feed rolls portion 31 of stacked film and sticking part 81 synchronizes and synchronized, also makes the synchronized ground of reeling end 71 movable, thus controls dance roller 41b.Control portion, dance roller fixed position 91b by make the rotary speed of the motor each linked with interior feed rolls portion 31, outer feed rolls portion 61 and sticking part 81 become synchronized in the way of control each motor.
It addition, as other control method, control portion, dance roller fixed position 91b, by making to send the interior feed rolls portion 31 of laminated optical film 10, outer feed rolls portion 61 and sticking part 81 and synchronize and synchronized ground being movable, thus controls dance roller 41b.Control portion, dance roller fixed position 91b by control with the rotation opportunity of the motor that interior feed rolls portion 31, outer feed rolls portion 61 and sticking part 81 each link and make them Tong Bu and make their rotary speed become synchronized in the way of control each motor.
It addition, as other control method, dance roller 41b is controlled and movable in the way of maintaining the tension force putting on laminated optical film 10.And, eliminating deformation portion 91 by polarizing coating 111 to the liquid crystal cells P period fitted, make dance roller 41b be controlled in the way of moving by the result according to the deformation produced on laminated optical film 10 detected in advance.Use the deflection (producing the distribution of deflection in the period deformation relaxes from the deformation at the initial stage of driving) that detection in advance (when when test manufactures, before actual manufactures etc. the mensuration carried out in advance) is arrived, it is possible to by eliminates deform in the way of make dance roller move.Such as, make dance roller move towards the direction eliminating deformation accordingly with the variation of the time of the deflection detected in advance.If laminated optical film extends along long side direction, then dance roller can be made to move to shorten the elongation of laminated optical film, or make dance roller move to reduce the elongation of laminated optical film on the opportunity starting elongation of laminated optical film.Alternatively, it is also possible to use the sensor of the upper-lower position of detection dance roller, it is controlled with feeding back to each feed rolls based on detection data.
The method that above-mentioned each several part, the action moment of each device such as utilize sensors configured on the position of regulation and carry out detecting calculates, or to utilize rotary encoder to calculate in the way of detecting the rotating member of delivery section, conveying mechanism.Eliminating deformation portion 91, various control portion (not shown) can realize under the synergism of software program and the hardware resource such as CPU, memorizer, and in this situation, program software, processing sequence, various settings etc. prestore in memory.Furthermore it is possible to be made up of special circuit, firmware etc..
(variation of embodiment 1)
In present embodiment 1, although to utilizing sticking part 81 to be illustrated to the situation of laminating polarizing coating on the one side Pa of liquid crystal cells P, but be not limited thereto.The present invention such as can also fit blooming on the another aspect Pb of liquid crystal cells P, it is also possible to fit on the two sides of liquid crystal cells P blooming use.It addition, polarizing coating is fitted by sticking part 81 from the upside of liquid crystal cells P, but it is not limited thereto, it is also possible to fit from the downside of liquid crystal cells.Additionally, liquid crystal cells P is carried by sticking part 81 in the way of its short side direction is parallel with conveying direction, and polarizing coating 111 is fitted from the long side of liquid crystal cells P along the direction of the supply (short side direction of liquid crystal cells P) of polarizing coating 111, but liquid crystal cells P can also be carried in the way of its long side direction is parallel with conveying direction, and polarizing coating 111 is fitted from the short brink of liquid crystal cells P along the direction of the supply (long side direction of liquid crystal cells P) of polarizing coating 111.
In embodiment 1, as blooming roll, using the roll of the laminated optical film of winding banding, the laminated optical film of this banding is formed by the blooming of stacking banding on a carrier film, but the structure of blooming roll is not limited thereto.Such as, roll (the blooming roll with cut channel) as described below can also be suitably used: the laminated optical film of its winding banding, the laminated optical film of this banding is formed by the blooming of the banding that stacking is formed with a plurality of incision line in the direction of the width on a carrier film.It should be noted that in the blooming supply unit supplying blooming from the blooming roll with cut channel, it is not necessary to cutting portion.
In embodiment 1, cutting portion cuts off the blooming of banding along width, form the blooming of the size corresponding with optical unit on a carrier film, but from the view point of improve stock utilization, the blooming of (jumping is cut) banding can also be cut off along width in the way of avoiding the shortcoming part of the blooming of banding, except the blooming (the qualified blooming to optical unit laminating) forming the size corresponding with optical unit on a carrier film, also with the size less than optical unit (more preferably, size little as far as possible) form the blooming including shortcoming part.
<manufacture method>
The method for continuous production of the optical display panel of present embodiment includes: first sends operation, first send in operation at this, a pair first niprolls are utilized downstream to be sent by laminated optical film, blooming that described laminated optical film includes having binding agent and the carrier film of banding with this blooming stacking via this binding agent；Storing operation, this stores operation and is undertaken by being arranged in the dance roller in the downstream of described first niproll；Stripping process, in this stripping process, makes described carrier film turn back to peel off described blooming from this carrier film in the way of to become inner side to carrier film；Second sends operation, second sends in operation at this, utilizes a pair second niprolls the described carrier film having been peeled off described blooming by described stripping process downstream to be sent；Coiling process, in this coiling process, the roller to the downstream being arranged in described second niproll batches described carrier film；Optical unit conveying operation, carries in operation at this optical unit, feeding optical unit；And bonding process, in this bonding process, carry described optical unit that the described blooming separated in described stripping process is fitted in this optical unit to form optical display panel via described binding agent.And, also include eliminating deformation operation, in this eliminating deformation operation, in the period fitted to described optical unit by described blooming, make the deformation produced on described laminated optical film relax.
Described eliminating deformation operation includes inertia force and controls operation, control in operation at this inertia force, in the period fitted to described optical unit by described blooming, the mode that the power applied to every 100mm width of described carrier film to make the inertia force based on described dance roller is below 1.8N is controlled.Described inertia force controls in operation, and acceleration when dance roller is movable by inquiry suppresses the action of dance roller.
As other embodiments, described dance roller is configured to, by maintain put on the tension force of described laminated optical film in the way of automatically movable, described eliminating deformation operation includes dance roller fixed position and controls operation, control in dance roller fixed position in operation, in the period that described blooming is fitted to described optical unit, it is controlled in the way of making described dance roller not move from fixed position.
Additionally, as other embodiments, control in operation in described dance roller fixed position, in the following manner described dance roller be controlled: make by described first niproll send described laminated optical film to send action Tong Bu and synchronized with the joint movement fitted to optical unit by blooming in described bonding process.
Additionally, as other embodiments, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film to send action Tong Bu and synchronized with the joint movement fitted to optical unit by blooming in described bonding process, and make to be sent sending action, the joint movement fitted to optical unit by blooming in described bonding process and being sent the action of sending of described carrier film by described second niproll and synchronize to control described dance roller of described laminated optical film by described first niproll.
Additionally, as other embodiments, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film to send action Tong Bu and synchronized with the joint movement fitted to optical unit by blooming in described bonding process, and make to be sent sending action, the joint movement fitted to optical unit by blooming in described bonding process and being sent that action is synchronized controls described dance roller by what described second niproll sent described carrier film of described laminated optical film by described first niproll.
Additionally, as above-mentioned embodiment, control in described dance roller fixed position in operation, by make by described first niproll send described laminated optical film send action, sent by described second niproll described carrier film send action and the joint movement fitted to optical unit by blooming in described bonding process is fully synchronized and synchronized, thus control described dance roller.
It addition, as other embodiments, described dance roller is controlled maintaining in the way of described dance roller puts on the tension force on described laminated optical film, thus movably.And, in described eliminating deformation operation, in the period fitted to described optical unit by described blooming, make described dance roller be controlled in the way of moving by the result according to the deformation produced on described laminated optical film detected in advance.
<embodiment 2>
Embodiment 2 has the function identical with above-mentioned embodiment 1, structure specific to embodiment 2 described below.
The eliminating deformation portion 91 of embodiment 2, for the shake produced when reducing or eliminate (actually eliminating) dance roller 41b action, is controlled in the way of making its action while dance roller 41b is implemented braking.Thereby, it is possible to suppress the bubble at laminating initial stage to produce.
<embodiment>
The continuous manufacture system using Fig. 1 has carried out below example 1～6.The manufacture system shown in Fig. 1 of use is fitted polarizing coating (Nitto Denko Corp VEGQ1724DU) on liquid crystal cells (40 inch dimension).
In embodiment 1～6, comparative example 1～3, changing the thickness of laminated optical film, interior feed rolls portion, outer feed rolls portion and the respective film of sticking part like that sends (conveying) speed (hereinafter referred to as " interior feed speed ", " outer feed speed ", " laminating speed " as shown in table 1.) with the opportunity of other structures (Tong Bu or asynchronous), the maximum inertia force (N) of dance roller, the action (motionless (stopping), movable) of dance roller, the control method (tension adjustment weight thing formula, control) based on the deflection detected in advance of dance roller and be carried out.Obtained acceleration by the velocity of displacement of dance roller, the product of acceleration Yu quality (quality of dance roller and tension adjustment weight thing) obtain maximum inertia force.Have rated the bubble after laminating to produce.Bubble evaluation puts up incompatible carrying out by visualization 500, calculates the ratio producing bubble.
[table 1]
In embodiment 1, so that interior feed speed, outer feed speed, laminating speed are fully synchronized, synchronized and make the be failure to actuate mode of (motionless) of dance roller be controlled, thus the speed fluctuation of laminated optical film diminishes.Therefore, generation bubble is not observed.Fig. 2 A illustrate period in embodiment 1, that polarizing coating is fitted in liquid crystal cells namely fit during in interior feed speed (with outer feed speed or laminating speed identical), laminated optical film speed, dance roller displacement.Fig. 2 B is the enlarged drawing driving the initial stage of Fig. 2 A.
In embodiment 2, make interior feed speed slower than outer feed speed, laminating speed.Therefore, the part being accommodated in the laminated optical film within dance roller is discharged (downstream supply), and therefore dance roller is movable state.But, acceleration is little, does not produce big speed fluctuation, is therefore the result being better than comparative example 1～3.
In embodiment 3, outer feed rolls, than interior feed rolls and doubling roller delay voltage, is nonsynchronous.Therefore, the midway that outer feeding carries out action from interior feeding, doubling roller proceeds by action, starts to peel off polarizing coating from carrier film, therefore when peeling off beginning, speculate and produce such as vibration (small vibration), although be the result being better than comparative example 1～3, but produce a small amount of bubble.
In embodiment 4, make outer feed speed slower than interior feed speed, laminating speed.Therefore, (state wound in the way of carrier film the becomes inner side) stripping along stripping portion cannot be realized, the anti-portion's (inversion portion) that returns of carrier film highlights than stripping portion front end, when floating from stripping portion front end, polarizing coating continues to peel off from carrier film, therefore unstable.In embodiment 3 and embodiment 4, although outer feed rolls carries out action (carrying out action with slower speed) after interior feed rolls and doubling roller, but before driving, polarizing coating is clamped by a pair doubling roller, if interior feed rolls and doubling roller synchronously action, then tension adjustment weight thing does not carry out action.
In embodiment 5, except the thickness of laminated optical film is except 250 μm, all the other conditions are identical with embodiment 1, also do not observe generation bubble.
In embodiment 6, carry out the control based on the deflection detected in advance.Interior feed speed is slightly slower than outer feed speed and laminating speed.But, it is the speed faster than embodiment 2.Identically with embodiment 2, the part being accommodated in the laminated optical film within dance roller is discharged (downstream supply), and therefore dance roller is movable state.But, dance roller self drives, and is therefore nearly free from inertia force, owing to not producing bigger speed fluctuation, does not therefore observe generation bubble.
In comparative example 1, except interior feed speed be 0 and asynchronous except, all the other conditions and embodiment 1 are identical.Therefore, the acceleration of dance roller is big, and correspondingly, film speed there occurs bigger variation.As a result of which it is, observe and produce more bubble.Fig. 3 A illustrate period in comparative example 1, that polarizing coating is fitted in liquid crystal cells namely fit during in interior feed speed, laminating speed, dance roller displacement.Fig. 3 B is the enlarged drawing driving the initial stage of Fig. 3 A.Compared with Fig. 2 A, 2B, know that knowing laminated optical film speed there occurs bigger variation.
In comparative example 2, except interior feed speed slower than embodiment 2 except, all the other conditions are identical with embodiment 2.Therefore, the speed difference between laminating speed and interior feed speed becomes big, is accommodated in the laminated optical film within dance roller and is discharged (downstream supply), and dance roller moves along with bigger acceleration.Acceleration is big, and film speed fluctuation is big, and therefore bubble generation rate is high.
In comparative example 3, except the thickness of laminated optical film is except 250 μm, all the other conditions are identical with comparative example 1.Also being in the same manner accommodated in the laminated optical film within dance roller even if thickness becomes big and be discharged (downstream supply), dance roller moves along with bigger acceleration.Acceleration is big, and film speed fluctuation is big, and therefore bubble generation rate is high.But, it is the result being better than comparative example 1.That is, the thickness of laminated optical film is thin, and rigidity is low and retractility big, therefore that the impact of speed fluctuation is bigger, and the present invention can play more significant effect in the laminated optical film that thickness is thin.
Description of reference numerals is as follows:
1 blooming roll
21 cutting portions
Feed rolls portion in 31
31a, 31b first is to niproll
41 reservoir portions
51 stripping portion
61 outer feed rolls portions
61a, 61b second is to niproll
71 reeling ends
71a takers-in
81 sticking parts
P liquid crystal cells
LD display panels
X delivery section (optical unit delivery section)
Claims (20)
1. the system that manufactures continuously of optical display panel, possesses:
A pair first niprolls, laminated optical film is downstream sent by it, and described laminated optical film includes the blooming with binding agent and the carrier film being laminated with the banding of this blooming via this binding agent；
Reservoir portion, it has the dance roller in the downstream being arranged in described first niproll；
Stripping portion, it makes described carrier film turn back in the way of this carrier film becomes inner side and peel off described blooming from this carrier film；
A pair second niprolls, the described carrier film having been peeled off described blooming by described stripping portion is downstream sent by it；
Reeling end, it batches described carrier film to the roller in the downstream being arranged in described second niproll；
Optical unit delivery section, its feeding optical unit；And
Sticking part, it is carried described optical unit to be fitted to via described binding agent by the described blooming separated by described stripping portion and forms optical display panel on this optical unit,
In the continuous manufacture system of described optical display panel,
Possessing eliminating deformation portion, in the period fitted to described optical unit by described blooming, this eliminating deformation portion is by suppressing the inertia force of described dance roller and making the deformation produced on described laminated optical film relax.
2. the system that manufactures continuously of optical display panel according to claim 1, wherein,
Described eliminating deformation portion possesses inertia force control portion, in the period fitted to described optical unit by described blooming, the mode that the power that described inertia force control portion applies to make the inertia force based on described dance roller to every 100mm width of described carrier film is below 1.8N is controlled.
3. the system that manufactures continuously of optical display panel according to claim 2, wherein,
Acceleration when dance roller is movable by inquiry in described inertia force control portion suppresses the action of dance roller.
4. the system that manufactures continuously of optical display panel according to claim 1, wherein,
Described dance roller is structure automatically movable in the way of maintaining the tension force applied to described laminated optical film,
Described eliminating deformation portion possesses control portion, dance roller fixed position, and in the period fitted to described optical unit by described blooming, control portion, described dance roller fixed position is controlled in the way of making described dance roller not move from fixed position,
Described dance roller is controlled in the way of control portion, described dance roller fixed position is to make described first niproll sending described laminated optical film Tong Bu and synchronized with described sticking part movable.
5. the system that manufactures continuously of optical display panel according to claim 4, wherein,
Control portion, described dance roller fixed position synchronously movably controls described dance roller by making described first niproll, described sticking part and described second niproll.
6. the system that manufactures continuously of the optical display panel according to claim 4 or 5, wherein,
Control portion, described dance roller fixed position by making described first niproll, described sticking part and described second niproll synchronized movably controls described dance roller.
7. the system that manufactures continuously of the optical display panel according to claim 4 or 5, wherein,
Described dance roller is the reservoir portion of tension adjustment weight thing mode.
8. the system that manufactures continuously of optical display panel according to claim 1 and 2, wherein,
Described dance roller is controlled and movable in the way of maintaining the tension force that this dance roller applies to described laminated optical film,
In the period fitted to described optical unit by described blooming, described eliminating deformation portion makes described dance roller be controlled in the way of moving by the result according to the deformation produced on described laminated optical film detected in advance.
9. the system that manufactures continuously of optical display panel according to claim 1, wherein,
The thickness of described blooming is less than 200 μm.
10. the system that manufactures continuously of optical display panel according to claim 1, wherein,
Described blooming includes polarizing coating.
11. a method for continuous production for optical display panel, including:
First sends operation, first sends in operation at this, utilizes a pair first niprolls downstream to be sent by laminated optical film, blooming that described laminated optical film includes having binding agent and the carrier film of banding with this blooming stacking via this binding agent；
Storing operation, this stores operation and carries out based on the dance roller in the downstream being arranged in described first niproll；
Stripping process, in this stripping process, makes described carrier film turn back in the way of this carrier film becomes inner side and peel off described blooming from this carrier film；
Second sends operation, second sends in operation at this, utilizes a pair second niprolls the described carrier film being stripped described blooming in described stripping process downstream to be sent；
Coiling process, in this coiling process, the roller to the downstream being arranged in described second niproll batches described carrier film；
Optical unit conveying operation, carries in operation at this optical unit, feeding optical unit；And
Bonding process, in this bonding process, carries described optical unit to be fitted to via described binding agent by the described blooming separated in described stripping process and forms optical display panel on this optical unit,
In the method for continuous production of described optical display panel,
Including eliminating deformation operation, in this eliminating deformation operation, in the period that described blooming is fitted to described optical unit, by suppressing the inertia force of described dance roller and making the deformation produced on described laminated optical film relax.
12. the method for continuous production of optical display panel according to claim 11, wherein,
Described eliminating deformation operation includes inertia force and controls operation, control in operation at this inertia force, in the period fitted to described optical unit by described blooming, the mode that the power every 100mm width of described carrier film applied to make the inertia force based on described dance roller is below 1.8N is controlled.
13. the method for continuous production of optical display panel according to claim 12, wherein,
Controlling in operation at described inertia force, acceleration when dance roller is movable by inquiry suppresses the action of dance roller.
14. the method for continuous production of optical display panel according to claim 11, wherein,
Described dance roller is structure automatically movable in the way of maintaining the tension force applied to described laminated optical film,
Described eliminating deformation operation includes dance roller fixed position and controls operation, control in dance roller fixed position in operation, in the period that described blooming is fitted to described optical unit, it is controlled in the way of making described dance roller not move from fixed position
Control in operation in described dance roller fixed position, by make by described first niproll send described laminated optical film to send action Tong Bu with the joint movement fitted to optical unit by blooming in described bonding process and synchronized control described dance roller.
15. the method for continuous production of optical display panel according to claim 14, wherein,
Control in operation in described dance roller fixed position, sent sending action, joint movement fit to optical unit by blooming in described bonding process and being sent the action synchronization of sending of described carrier film by described second niproll and control described dance roller of described laminated optical film by described first niproll by making.
16. the method for continuous production of the optical display panel according to claims 14 or 15, wherein,
Control in operation in described dance roller fixed position, sent sending action, the joint movement fitted to optical unit by blooming in described bonding process and being sent that action is synchronized controls described dance roller by what described second niproll sent described carrier film of described laminated optical film by described first niproll by making.
17. the method for continuous production of the optical display panel according to claims 14 or 15, wherein,
Described dance roller is the reservoir portion of tension adjustment weight thing mode.
18. the method for continuous production of the optical display panel according to claim 11 or 12, wherein,
Described dance roller is controlled and movable in the way of maintaining the tension force that this dance roller applies to described laminated optical film,
In described eliminating deformation operation, in the period fitted to described optical unit by described blooming, described dance roller is made to be controlled in the way of moving by the result according to the deformation produced on described laminated optical film detected in advance.
19. the method for continuous production of optical display panel according to claim 11, wherein,
The thickness of described blooming is less than 200 μm.
20. the method for continuous production of optical display panel according to claim 11, wherein,
Described blooming includes polarizing coating.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013052143A JP5722370B2 (en) | 2013-03-14 | 2013-03-14 | Optical display panel continuous manufacturing system and optical display panel continuous manufacturing method |
| JP2013-052143 | 2013-03-14 | ||
| PCT/JP2013/083127 WO2014141553A1 (en) | 2013-03-14 | 2013-12-10 | System for continuous manufacture of optical display panels, and method for continuous manufacture of optical display panels |
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| Publication Number | Publication Date |
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| CN104854501A CN104854501A (en) | 2015-08-19 |
| CN104854501B true CN104854501B (en) | 2016-07-13 |
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| Country | Link |
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| JP (1) | JP5722370B2 (en) |
| KR (1) | KR101535050B1 (en) |
| CN (1) | CN104854501B (en) |
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| CN109891481A (en) * | 2016-11-01 | 2019-06-14 | 日东电工株式会社 | The method for manufacturing optical display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205522898U (en) * | 2016-03-22 | 2016-08-31 | 日东电工株式会社 | Optical film applying device |
| JP6185210B1 (en) * | 2016-03-22 | 2017-08-23 | 日東電工株式会社 | Optical film sticking device |
| JP6171041B1 (en) * | 2016-04-06 | 2017-07-26 | 日東電工株式会社 | Method for manufacturing an optical display device |
| KR101678803B1 (en) * | 2016-06-03 | 2016-11-22 | 주식회사 엘지화학 | The system and method for manufacturing optical display element |
| JP7374821B2 (en) * | 2020-03-09 | 2023-11-07 | 日東電工株式会社 | Optical laminated film manufacturing device and optical laminated film manufacturing method |
| CN115202084B (en) * | 2022-07-07 | 2023-12-01 | 浙江久融智能技术有限公司 | Full-automatic optical film AOI separating device |
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| CN102695981A (en) * | 2009-12-25 | 2012-09-26 | 日东电工株式会社 | Method for continuous fabrication of liquid crystal display elements and apparatus therefor |
| CN102971648A (en) * | 2010-09-01 | 2013-03-13 | 日东电工株式会社 | Optical functional film, and method for manufacturing liquid crystal display device using same |
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| JP2004338408A (en) * | 2003-04-24 | 2004-12-02 | Mitsui Chemicals Inc | Method and device for film lamination |
| JP2010036464A (en) * | 2008-08-05 | 2010-02-18 | Meiki Co Ltd | Laminate molding method and system of laminated material |
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2013
- 2013-03-14 JP JP2013052143A patent/JP5722370B2/en active Active
- 2013-12-10 WO PCT/JP2013/083127 patent/WO2014141553A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102695981A (en) * | 2009-12-25 | 2012-09-26 | 日东电工株式会社 | Method for continuous fabrication of liquid crystal display elements and apparatus therefor |
| CN102971648A (en) * | 2010-09-01 | 2013-03-13 | 日东电工株式会社 | Optical functional film, and method for manufacturing liquid crystal display device using same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109891481A (en) * | 2016-11-01 | 2019-06-14 | 日东电工株式会社 | The method for manufacturing optical display |
| CN109891481B (en) * | 2016-11-01 | 2022-02-01 | 日东电工株式会社 | Method of manufacturing optical display device |
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| JP2014178472A (en) | 2014-09-25 |
| TW201434612A (en) | 2014-09-16 |
| KR101535050B1 (en) | 2015-07-07 |
| KR20150054977A (en) | 2015-05-20 |
| WO2014141553A1 (en) | 2014-09-18 |
| JP5722370B2 (en) | 2015-05-20 |
| CN104854501A (en) | 2015-08-19 |
| SG10201609004VA (en) | 2016-11-29 |
| TWI546182B (en) | 2016-08-21 |
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