CN105008989A - Production system for optical display device - Google Patents
Production system for optical display device Download PDFInfo
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- CN105008989A CN105008989A CN201480010685.6A CN201480010685A CN105008989A CN 105008989 A CN105008989 A CN 105008989A CN 201480010685 A CN201480010685 A CN 201480010685A CN 105008989 A CN105008989 A CN 105008989A
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- optics
- thin slice
- optical display
- sheet
- liquid crystal
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- 230000003287 optical effect Effects 0.000 title claims abstract description 166
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 50
- 230000002950 deficient Effects 0.000 claims abstract description 93
- 238000005520 cutting process Methods 0.000 claims abstract description 35
- 238000010030 laminating Methods 0.000 claims description 177
- 238000010008 shearing Methods 0.000 claims description 85
- 238000001514 detection method Methods 0.000 claims description 83
- 125000006850 spacer group Chemical group 0.000 claims description 66
- 238000011084 recovery Methods 0.000 claims description 31
- 241000278713 Theora Species 0.000 claims description 26
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Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/28—Adhesive materials or arrangements
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Liquid Crystal (AREA)
- Organic Chemistry (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Mechanical Engineering (AREA)
- Polarising Elements (AREA)
Abstract
This production system for an optical display device includes a bonding device that rolls out a belt-shaped optical member sheet from a starting material roll, the optical member sheet having a width corresponding to the display region of an optical display part, and, after cutting the optical member sheet to a length corresponding to the display region to make an optical member, bonds the optical member to the optical display part. The bonding device includes: an unrolling unit that rolls out the optical member sheet from the starting material roll along with a separator sheet; a determining unit that determines whether the optical member sheet rolled out by the unrolling unit contains any defects; a cutting unit that cuts the optical member sheet, while leaving the separator sheet, and on the basis of the determination results of the determining unit forms non-defective optical members not containing defects and defective optical members containing defects; a peeling unit that peels non-defective optical members and defective optical members from the separator sheet; a suction stage having a suction surface that suctions and holds the optical display part; a collecting stage that is disposed in a position so as not to overlap the suction stage as seen in the normal direction to the suction surface and that collects defective optical members; a bonding unit that holds non-defective optical members that have been peeled from the separator sheet and bonds the non-defective optical members to optical display parts, and also holds defective optical members that have been peeled from the separator sheet and bonds the defective optical members to the collecting stage; and a movement device that moves the bonding unit between the peeling unit and the optical display part and between the peeling unit and the collecting stage.
Description
Technical field
The present invention relates to the production system of optical display means.
No. 2013-104407, the Patent of the application based on February 27th, 2013 in No. 2013-037565, the Patent of Japanese publication and on May 16th, 2013 in Japanese publication, CLAIM OF PRIORITY, and quote its content.
Background technology
In prior art, in the production system of the optical display means such as liquid crystal display, just be fitted in regard to the opticses such as the polarization plates of liquid crystal panel (optical display components), there will be a known the thin slice cutting out the size of mating with the viewing area of liquid crystal panel from strip film, be transported to other production line by after this thin slice bale packing, be then fitted in (such as with reference to patent documentation 1) on liquid crystal panel.
As the device used in the production system of optical display means, there will be a known the remover (such as with reference to patent documentation 2) of the optics (defective optics) got rid of containing shortcoming.The remover of patent documentation 2 is configured to, and eliminating roller is moved, and makes defective optics be attached on eliminating film across bond layer thus reel.
[at first technical literature]
[patent documentation]
[patent documentation 1] Japanese Unexamined Patent Publication 2003-255132 publication
[patent documentation 2] Jap.P. No. 4551477 publication
Summary of the invention
[inventing the problem that will solve]
But in the structure of patent documentation 2, reclaimed by the eliminating film being different from separator together with defective optics, therefore when the defective optics of each removing, eliminating film all can become waste material.In addition, in the structure shown here, need and the device be provided separately for the device reclaiming separator for reclaiming eliminating film, therefore apparatus structure may become complicated.
The present invention completes in view of the above circumstances, its object is to, and provides a kind of production system that effectively can reclaim the optical display means of defective optics.
[for solving the scheme of problem]
In order to reach above-mentioned purpose, present invention employs following scheme.
(1) namely, the production system of the optical display means that first scheme of the present invention relates to is the production system of optical display means of optics of fitting on optical display components, it is characterized in that, comprise: laminating apparatus, the ribbon-like optical parts sheet of the width corresponding with the viewing area of described optical display components is released from blank roller, and cutting is carried out to form described optics by the length corresponding with described viewing area to described optics sheet, afterwards by described optical member adhering to described optical display components, described laminating apparatus comprises: unreel portion, described optics sheet is released from described blank roller together with spacer, detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming, cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing qualified optics or the defective optics of formation containing described shortcoming of described shortcoming, stripping portion, peels off described qualified optics or described defective optics from described spacer, absorptive table, has and adsorbs described optical display components and the adsorption plane kept, reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective optics, sticking part, keeps the described qualified optics separated from described spacer and is fitted to described optical display components, and keeps the described defective optics separated from described spacer and fitted to described recovery platform, and mobile device, make described sticking part between described stripping portion and described optical display components or move between described stripping portion and described recovery platform.
(2) in the production system of the optical display means described in above-mentioned (1), can be configured to, described stripping portion and described absorptive table are configured in along the mutually adjacent position of the throughput direction of described optics sheet, and described recovery platform is configured at position adjacent with described absorptive table on the direction orthogonal with the throughput direction of described optics sheet.
(3) in the production system of the optical display means described in above-mentioned (1), can be configured to, the throughput direction along described optics sheet configures described stripping portion, described absorptive table and described recovery platform with linearity.
(4) in the production system of the optical display means described in above-mentioned (3), can be configured to, described recovery platform is configured in the position opposed with described stripping portion across described absorptive table.
(5) in the production system of the optical display means described in above-mentioned (3), can be configured to, described recovery platform is configured between described stripping portion and described absorptive table.
(6) in the production system of optical display means described any one of above-mentioned (1) to (5), can be configured to, the result of determination also comprised based on described detection unit carrys out the labelling apparatus of the part additional marking of the described shortcoming to described optics sheet, the part of described cutting part to the follow-up side of the ora terminalis of the described mark of the upstream side of the throughput direction of described optics sheet is cut, and forms described defective optics.
(7) production system of optical display means that alternative plan of the present invention relates to is the production system of optical display means of optics of fitting on optical display components, it is characterized in that, comprise: laminating apparatus, the width ribbon-like optical parts sheet wider than the length on the arbitrary limit the long limit of the viewing area of described optical display components and minor face is released from blank roller, and described optics sheet is cut according to the length that the length than any another side in the long limit of described viewing area and minor face is long and forms thin slice, afterwards described thin slice is fitted in described optical display components, and shearing device, the redundance in the outside being configured in the part opposed with described viewing area is cut away from the described thin slice fitting to described optical display components, form the described optics of the size corresponding with described viewing area, described laminating apparatus comprises: unreel portion, is released by described optics sheet together with spacer from described blank roller, detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming, cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing the qualified thin slice of described shortcoming or the defective thin slice containing described shortcoming, stripping portion, peels off described qualified thin slice or described defective thin slice from described spacer, absorptive table, has and adsorbs described optical display components and the adsorption plane kept, reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective thin slice, sticking part, keeps the described qualified thin slice separated from described spacer and is fitted to described optical display components, and keeps the described defective thin slice separated from described spacer and fitted to described recovery platform, and mobile device, make described sticking part between described stripping portion and described optical display components or move between described stripping portion and described recovery platform.
(8) production system of optical display means that third program of the present invention relates to is the production system of optical display means of optics of fitting on optical display components, it is characterized in that, comprise: laminating apparatus, the width ribbon-like optical parts sheet wider than the length on the arbitrary limit the long limit of the viewing area of described optical display components and minor face is released from blank roller, and described optics sheet is cut according to the length that the length than any another side in the long limit of described viewing area and minor face is long and forms thin slice, afterwards described thin slice is fitted to described optical display components, pick-up unit, detects the outer peripheral edges of the binding face of the described optical display components and described thin slice that are fitted with described thin slice, and shearing device, the redundance in the outside being configured in the part corresponding with described binding face is cut away from the described thin slice fitting to described optical display components, form the described optics of the size corresponding with described binding face, described laminating apparatus comprises: unreel portion, is released by described optics sheet together with spacer from described blank roller, detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming, cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing qualified thin slice or the defective thin slice of formation containing described shortcoming of described shortcoming, stripping portion, peels off described qualified thin slice or described defective thin slice from described spacer, absorptive table, has and adsorbs described optical display components and the adsorption plane kept, reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective thin slice, sticking part, keeps the described qualified thin slice separated from described spacer and is fitted to described optical display components, and keeps the described defective thin slice separated from described spacer and fitted to described recovery platform, and mobile device, make described sticking part between described stripping portion and described optical display components or move between described stripping portion and described recovery platform, the outer peripheral edges of the described binding face of the described optical display components that described shearing device detects along described pick-up unit and described thin slice, cut off described thin slice.
In addition, the binding face of thin slice " optical display components with " in said structure refers to the face opposed with thin slice of optical display components, and " outer peripheral edges of binding face " specifically refer in optical display components the outer peripheral edges of the substrate of lamellated side of fitting.
In addition, " part corresponding with binding face " of thin slice refers to that size in thin slice is more than the size of the viewing area of the optical display components opposed with thin slice and region below the size of the outer shape of optical display components (contour shape when overlooking), and is the region of the funtion parts such as the electric component installation portion avoided in optical display components.Equally, " size corresponding with binding face " refers to that size is more than the size of the viewing area of optical display components and below the size of the outer shape of optical display components (contour shape when overlooking).
[invention effect]
According to the present invention, the production system that effectively can reclaim the optical display means of defective optics can be provided.
Accompanying drawing explanation
Fig. 1 is the brief configuration figure of the film applying system that the first embodiment relates to.
Fig. 2 is the vertical view of liquid crystal panel.
Fig. 3 is the A-A cut-open view of Fig. 2.
Fig. 4 is the cut-open view of the optics sheet that the first embodiment relates to.
Fig. 5 is the vertical view of the film applying system that the first embodiment relates to.
Fig. 6 is the schematic side view of the first laminating apparatus that the first embodiment relates to.
Fig. 7 is the brief perspective views of the first laminating apparatus that the first embodiment relates to.
Fig. 8 is the schematic top of the mark on optics sheet.
Fig. 9 is the figure for illustration of the off-position forming qualified thin slice.
Figure 10 is the figure of the off-position for illustration of the defective thin slice formed when being labeled as.
Figure 11 is the figure of the off-position for illustration of the defective thin slice formed when being labeled as multiple.
Figure 12 is the figure for illustration of the off-position forming the defective thin slice marked when being in the seam crossing of two adjacent thin slices.
Figure 13 is the recovery process figure of defective thin slice.
Figure 14 is the schematic side view of the first laminating apparatus that the second embodiment relates to.
Figure 15 is the schematic side view of the first laminating apparatus that the 3rd embodiment relates to.
Figure 16 is the brief configuration figure of the film applying system that the 4th embodiment relates to.
Figure 17 is the vertical view of the film applying system that the 4th embodiment relates to.
Figure 18 A represents the figure of thin slice relative to an example of the defining method of the bonding position of liquid crystal panel.
Figure 18 B represents the figure of thin slice relative to an example of the defining method of the bonding position of liquid crystal panel.
Figure 19 is the vertical view of the detection operation of the ora terminalis representing binding face.
Figure 20 is the schematic diagram of pick-up unit.
Figure 21 is the schematic diagram of the variation representing pick-up unit.
Embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.In the present embodiment, the film applying system of a part for the production system of formation optical display means is described.
Fig. 1 is the brief configuration figure of the film applying system 1 of present embodiment.Film applying system 1, for the such membranaceous optics of polarizing coating of fitting on the such panel shape optical display components of such as liquid crystal panel or organic EL panel, phase retardation film, brightness enhancement film, is configured to produce a part for the production system of the optical display means comprising described optical display components and optics.In film applying system 1, use liquid crystal panel P as described optical display components.In FIG, for the ease of diagram, by record that film applying system 1 point gets off.
Fig. 2 is vertical view when observing liquid crystal panel P from the thickness direction of liquid crystal layer P3.Liquid crystal panel P possesses the second substrate P2 being rectangle shape of the smaller shape that the first substrate P1 that is rectangle shape when overlooking configures opposedly with first substrate P1 and the liquid crystal layer P3 be sealing between first substrate P1 and second substrate P2.The region of the inner side being contained in the periphery of liquid crystal layer P3 when overlooking in the oblong-shaped along the outer shape of first substrate P1, is set to viewing area P4 when overlooking by liquid crystal panel P.
Fig. 3 is the A-A cut-open view of Fig. 2.At surface and the back side of liquid crystal panel P, suitable laminating is from first, second and third optics sheet F1, F2, F3 (reference Fig. 1 of bar-shape, below optics sheet FX is sometimes referred to as) first, second and third optics F11, F12, F13 of cutting out (following, to be sometimes referred to as optics F1X).In the present embodiment, in the backlight side and these two faces, display surface side of liquid crystal panel P, fit respectively as the first optics F11 of polarizing coating and the 3rd optics F13, also fit as the second optics F12 of brightness enhancement film overlappingly with the first optics F11 in the face of the backlight side of liquid crystal panel P.
Fig. 4 is the partial sectional view of the optics sheet FX fitting to liquid crystal panel P.Optics sheet FX has membranaceous optics main body F1a, the adhesive linkage F2a be arranged on a face of optics main body F1a (being upper surface in the diagram), be layered in the spacer F3a on a face of optics main body F1a separably across adhesive linkage F2a and be layered in the surface protection film F4a on the another side (being lower surface in the diagram) of optics main body F1a.Optics main body F1a plays the effect of polarization plates, this optics main body F1a that fits throughout the whole region of the viewing area P4 of liquid crystal panel P and neighboring area thereof.In addition, for the ease of diagram, the hacures of each layer of Fig. 4 are eliminated.
Under optics main body F1a has been separated spacer F3a state remain adhesive linkage F2a in one face while, be bonded on liquid crystal panel P via adhesive linkage F2a.Below, the part eliminating spacer F3a from optics sheet FX is called adhesive piece F5.
Spacer F3a make its from adhesive linkage F2a be separated before during in adhesive linkage F2a and optics main body F1a is protected.Surface protection film F4a is fitted to liquid crystal panel P together with optics main body F1a.Surface protection film F4a is configured in the side contrary with liquid crystal panel P relative to optics main body F1a, for the protection of optics main body F1a.When specifying, from optics main body F1a release surface diaphragm F4a.In addition, optics sheet FX can be not containing the structure of surface protection film F4a, also can be not from the structure of optics main body F1a release surface diaphragm F4a.
Optics main body F1a have sheet polaroid F6, joined to the first film F7 in a face of polaroid F6 by bonding agent etc. and joined to the second film F8 of the another side of polaroid F6 by bonding agent etc.First film F7 and the second film F8 is such as the diaphragm protected polaroid F6.
In addition, optics main body F1a can be the single layer structure be made up of one deck optical layers, also can be the overlapped stepped construction of multiple optical layers.Described optical layers, except being polaroid F6, can also be phase retardation film or brightness enhancement film etc.The hard coating process of the outmost surface that comprise protection liquid crystal display cells or the surface treatment obtaining the effect such as anti-dazzle of anti-dazzle process can be implemented at least one party in the first film F7 and the second film F8.Optics main body F1a can not comprise at least one party in the first film F7 and the second film F8.When such as eliminating the first film F7, spacer F3a can be fitted to a face of optics main body F1a via adhesive linkage F2a.
Fig. 5 is the vertical view (front view) of film applying system 1, below, with reference to Fig. 1,5, film applying system 1 is described.In addition, the arrow F in figure represents the throughput direction of liquid crystal panel P.In the following description, the throughput direction upstream side of liquid crystal panel P is called panel conveying upstream side, the conveyance direction downstream side of liquid crystal panel P is called panel conveying downstream.
The assigned position of main conveying device 5 is set to starting point 5a and the terminal 5b of bonding process by film applying system 1.Film applying system 1 possesses: first and second the secondary conveying device 6,7 extended from main conveying device 5 along right angle orientation from starting point 5a; First conveying device 8 of the first originating location 6a conveying liquid crystal panel P from starting point 5a to the first secondary conveying device 6; Be arranged on the cleaning device 9 in the first secondary conveying device 6; Be arranged on first dividing head 11 in the panel conveying downstream of the first secondary conveying device 6; Rotate second conveying device 12 of originating location 11a conveying liquid crystal panel P to first of the first dividing head 11 from the First terminal point position 6b of the first secondary conveying device 6; Be arranged on the first laminating apparatus 13, second laminating apparatus 15 and film exfoliating device 14 of the surrounding of the first dividing head 11.
In addition, film applying system 1 possesses: the second dividing head 16 being arranged on the panel conveying downstream of the first dividing head 11; Three conveying device 17 of final position 11b to the second rotation originating location 16a conveying liquid crystal panel P of the second dividing head 16 is rotated from first of the first dividing head 11; Be arranged on the 3rd laminating apparatus 18 and the testing fixture 19 of the surrounding of the second dividing head 16; Be arranged on the second secondary conveying device 7 in the panel conveying downstream of the second dividing head 16; Four conveying device 21 of final position 16b to the second originating location 7a conveying liquid crystal panel P of the second secondary conveying device 7 is rotated from second of the second dividing head 16; From the second final position 7b of the second secondary conveying device 7 to the 5th conveying device 22 of the terminal 5b conveying liquid crystal panel P of main conveying device 5.
The production line that film applying system 1 uses the main conveying device 5 of drive-type, each secondary conveying device 6,7 and each dividing head 11,16 to be formed carrys out conveying liquid crystal panel P, and liquid crystal panel P is sequentially implemented to the process of regulation simultaneously.Liquid crystal panel P is transferred on a production line with the state of its surface and back side level.
Such as, in main conveying device 5 towards make the minor face of viewing area P4 along throughput direction towards conveying liquid crystal panel P, in each secondary conveying device 6,7 orthogonal with main conveying device 5 towards make the long edge of viewing area P4 throughput direction towards conveying liquid crystal panel P, in each dividing head 11,16 towards make the long edge of viewing area P4 the radial direction of each dividing head 11,16 towards conveying liquid crystal panel P.Symbol 5c in figure represents the frame flow through accordingly with liquid crystal panel P on main conveying device 5.
The thin slice (being equivalent to optics F1X) of the adhesive piece F5 of the specified length cut out from ribbon-like optical parts sheet FX to the surface of this liquid crystal panel P and back side laminating.The each several part of film applying system 1 is by the unified control of control device 25 as electronic-controlled installation.
First conveying device 8 keep liquid crystal panel P and by its vertically and horizontal direction freely carry.
The liquid crystal panel P such as kept by adsorbing carries with the first originating location 6a (left part of Fig. 5) of horizontality to the first secondary conveying device 6 by the first conveying device 8, and remove described absorption at the first originating location 6a place, liquid crystal panel P is transferred to the first secondary conveying device 6.
Cleaning device 9 be such as carry out the surface of liquid crystal panel P and the brush cleaning at the back side and washing after carry out the rinsing type of the surface of liquid crystal panel P and the discharge opeing at the back side.In addition, cleaning device 9 also can be the dry clean carrying out the surface of liquid crystal panel P and the electrostatic removal at the back side and control of dust.
Second conveying device 12 keep liquid crystal panel P and by its vertically and horizontal direction freely carry.The liquid crystal panel P such as kept by adsorbing is rotated originating location 11a conveying with horizontal attitude to first of the first dividing head 11 by the second conveying device 12, and rotate the described absorption of originating location 11a place releasing first, liquid crystal panel P is transferred to the first dividing head 11.
First dividing head 11 is the discoid rotary tables of the turning axle had along vertical, rotates originating location 11a, have rotated driving to the right using left part during the overlooking of Fig. 5 as first.The position (upper end of Fig. 5) that have rotated 90 ° from the first rotation originating location 11a is to the right taken out of move-in position 11c as the first laminating by the first dividing head 11.
Take out of move-in position 11c place in this first laminating, liquid crystal panel P is moved in the first laminating apparatus 13 by not shown transfer robot.Liquid crystal panel P completes the laminating of the first optics F11 of backlight side by the first laminating apparatus 13.Fitted the first optics F11 liquid crystal panel P by not shown transfer robot from the first laminating apparatus 13 move into the first dividing head 11 first laminating take out of move-in position 11c.
First dividing head 11 have rotated the position (the upper right end of Fig. 5) of 45 ° to the right as film stripping position 11e using taking out of move-in position 11c from the first laminating.Peel off 11e place, position at this film, carried out the stripping of the surface protection film F4a of the first optics F11 by film exfoliating device 14.
First dividing head 11 have rotated 45 ° to the right position (right end position of Fig. 5) using peeling off position 11e from film takes out of move-in position 11d as the second laminating.
Take out of move-in position 11d place in this second laminating, liquid crystal panel P is moved to the second laminating apparatus 15 by not shown transfer robot.Liquid crystal panel P completes the laminating of the second optics F12 of backlight side by the second laminating apparatus 15.Fitted the second optics F12 liquid crystal panel P by not shown transfer robot from the second laminating apparatus 15 move into the first dividing head 11 second laminating take out of move-in position 11d.
First dividing head 11 have rotated the position (bottom of Fig. 5) of 90 ° to the right as the first rotation final position 11b using taking out of move-in position 11d from the second laminating.At this first rotation 11b place, final position, carry out taking out of of liquid crystal panel P by the 3rd conveying device 17.
3rd conveying device 17 keep liquid crystal panel P and by its vertically and horizontal direction freely carry.The liquid crystal panel P such as kept by adsorbing is rotated originating location 16a conveying to second of the second dividing head 16 by the 3rd conveying device 17, when carrying, the surface of liquid crystal panel P and the back side are overturn simultaneously, rotate originating location 16a place second and remove described absorption, liquid crystal panel P is transferred to the second dividing head 16.
Second dividing head 16 is the discoid rotary tables of the turning axle had along vertical, rotates originating location 16a, have rotated driving to the right using upper end during the overlooking of Fig. 5 as second.The position (right part of Fig. 5) that have rotated 90 ° from the second rotation originating location 16a is to the right taken out of move-in position 16c as the 3rd laminating by the second dividing head 16.
Take out of move-in position 16c place in the 3rd laminating, liquid crystal panel P is moved into the 3rd laminating apparatus 18 by not shown transfer robot.Liquid crystal panel P completes the laminating of the 3rd optics F13 of display surface side by the 3rd laminating apparatus 18.The liquid crystal panel P of the 3rd optics F13 of having fitted is taken out of move-in position 16c by the 3rd laminating that not shown transfer robot moves into the second dividing head 16 from the 3rd laminating apparatus 18.
Second dividing head 16 have rotated the position (bottom of Fig. 5) of 90 ° to the right as laminating inspection position 16d using taking out of move-in position 16c from the 3rd laminating.Check 16d place, position in this laminating, check workpiece (liquid crystal panel P) that film fits (inspections of the position of optics F1X whether suitable (position deviation whether in margin tolerance) etc.) by testing fixture 19.
Be judged as optics F1X to be discharged to outside system by not shown output mechanism relative to the inappropriate workpiece in the position of liquid crystal panel P.
Second dividing head 16 will check that from laminating position 16d have rotated the position (left part of Fig. 5) of 90 ° to the right as the second rotation final position 16b.At this second rotation 16b place, final position, carry out taking out of of liquid crystal panel P by the 4th conveying device 21.
4th conveying device 21 keep liquid crystal panel P and by its vertically and horizontal direction freely carry.The liquid crystal panel P such as kept by adsorbing is delivered to the second originating location 7a of the second secondary conveying device 7 by the 4th conveying device 21, removes described absorption, liquid crystal panel P is transferred to the second secondary conveying device 7 at the second originating location 7a place.
5th conveying device 22 keep liquid crystal panel P and by its vertically and horizontal direction freely carry.The liquid crystal panel P such as kept by adsorbing is delivered to the terminal 5b of main conveying device 5 by the 5th conveying device 22, removes described absorption, transfer liquid crystal panel P to main conveying device 5 at terminal 5b place.By above step, complete the bonding process of film applying system 1.
Below, with reference to Fig. 6 ~ Figure 13, the first laminating apparatus 13 is described in detail.Fig. 6 is the schematic side view of the first laminating apparatus 13.Fig. 7 is the brief perspective views of the first laminating apparatus 13.In addition, the second laminating apparatus 15 and the 3rd laminating apparatus 18 also have same structure, detailed.
The thin slice (the first optics F11) being cut into the adhesive piece F5 of given size that first laminating apparatus 13 is fitted in the first optics sheet F1 at the upper surface of liquid crystal panel P.
As shown in FIG. 6 and 7, the first laminating apparatus 13 possesses from the piece conveying device 31 carried along its length by the first optics sheet F1 while the blank roller R1 being wound with the first optics sheet F1 releases the first optics sheet F1, defect detecting device 60, labelling apparatus 63, mark detecting apparatus 64, absorptive table 41, reclaims platform 42, laminating 32 (sticking parts), mobile device 70 and whirligig 80.
Piece conveying device 31 be with spacer F3a for carrier and carry the device of adhesive piece F5, have: the blank roller R1 being wound with the first banded optics sheet F1 is kept and the portion that the unreels 31a sent successively along its length by the first optics sheet F1; The the first optics sheet F1 released from blank roller R1 is implemented to the shearing device 31b (cutting part) of hemisection (half cut); Curling and be separated the cutter edge 31c (stripping portion) of adhesive piece F5 from spacer F3a with acute angle by implementing the first optics sheet F1 after hemisection; To the winder 31d that separator roller R2 keeps, this separator roller R2 is used for winding independently spacer F3a after cutter edge 31c; Unreeling multiple rollers (being such as six rollers 311,312,313,314,315,316 in the present embodiment) of the transport path forming the first spacer F3a between portion 31a and winder 31d; Be arranged on the length meter 33 at least one roller (being such as roller 311 in the present embodiment) of multiple roller.
First optics sheet F1, in the horizontal direction (sheet Width) orthogonal with its throughput direction, has the width equal with the width of the viewing area P4 of liquid crystal panel P (being equivalent to the bond length of viewing area P4 in the present embodiment).
The portion that the unreels 31a being positioned at the starting point of piece conveying device 31 is such as driven synchronously with one another with the winder 31d of the terminal being positioned at piece conveying device 31.Thus, unreeling while portion 31a releases the first optics sheet F1 to throughput direction, winder 31d reels to the spacer F3a that have passed through cutter edge 31c.Below, the throughput direction upstream side of the first optics sheet F1 (spacer F3a) in piece conveying device 31 is called sheet conveying upstream side, conveyance direction downstream side is called sheet conveying downstream.
Multiple roller sets up at least spacer F3a in the first optics sheet F1, thus multiple roller forms transport path.Multiple roller is consisted of the roller selected in the roller of the tension force of the first optics sheet F1 in the roller of the going direction changing from the first optics sheet F1 that can make in conveying or adjustable conveying etc.
Length meter 33, based on the rotation angle of roller 311 and the length of periphery that are provided with length meter 33, measures the distance (fed distance) that the first optics sheet F1 is transferred.The measurement result of length meter 33 is exported to control device 25.Control device 25 is based on the measurement result of length meter 33, generate sheet positional information, this sheet positional information represents any time during conveying first optics sheet F1, and each point of the length direction of the first optics sheet F1 is positioned at which position on transport path.
The shortcoming of defect detecting device 60 to the first optics sheet F1 inherence in conveying detects.Shortcoming pick-up unit 50, by performing reflex, transmission inspection, the tiltedly check processing such as transmission inspection, the inspection of Nico Lovell prism transmission to the first optics sheet F11 in conveying, detects the shortcoming of the first optics sheet F1 thus.
Defect detecting device 60 possesses: the Lighting Division 61 that can irradiate light to the first optics sheet F1; With can detect irradiate from Lighting Division 61 and have passed through the light of the first optics sheet F1 (reflection and transmission one or both), the photodetector 62 of change that causes because having zero defect in optics sheet F1.The shortcoming of optics sheet F1 is such as part, the part existed at concave-convex surface or the scar of optics sheet F1 or the part etc. becoming bright spot because of the distortion of optics sheet F1 or the unequal of material that the foreign matter that is made up of at least one party in solid, liquids and gases in the inside of optics sheet F1 exists.
Lighting Division 61, according to the kind of the inspection carried out in defect detecting device 60, irradiates light intensity or wavelength, polarization state etc. by the light after adjusting.Photodetector 62 is made up of imaging apparatuss such as CCD, and the first optics sheet F1 Lighting Division 61 being irradiated to the part of light takes.The testing result (image pickup result) of photodetector 62 is exported to control device 25.
The image that control device 25 pairs of photodetectors 62 photograph is analyzed, and determines whether shortcoming.Control device 25 determine in the first optics sheet F1 have shortcoming time, with reference to the measurement result of length meter 33, generate the shortcoming positional information representing the position of shortcoming on the first optics sheet F1.
In addition, the structure of defect detecting device 60 suitably can be altered to the shortcoming that can detect the first optics sheet F1.Such as, the testing result that defect detecting device 60 can possess based on photodetector 62 is determined with unblemished detection unit, the result of determination of detection unit can be outputted to control device 25.Also can not be configured to defect detecting device 60 and export the result of determination of detection unit and control device 25 judges the presence or absence of shortcoming to control device 25.
Labelling apparatus 63 based on the result of determination of detection unit, to the shortcoming part additional marking of the first optics sheet F1.By additional marking, the shortcoming part in the first optics sheet F1 can be identified.Such as, labelling apparatus 63, by ink-jet etc., marks from its surface protection film F4a side the shortcoming position found on the first optics sheet F1.In addition, replace the scheme of labelling apparatus 63 additional marking, also autographometer etc. can be utilized to mark by operator.
What labelling apparatus 63 carried out carries out being marked in the conveying of the first optics sheet F1 of shortcoming position.In addition, the mark that the first optics sheet F1 carries out shortcoming position can also be stopped.
Fig. 8 is the schematic top of the mark M in the first optics sheet F1.
As shown in Figure 8, multiple mark M be addition of to the shortcoming position in the first optics sheet F1 in conveying.Multiple mark M distributes unevenly on the throughput direction (direction of arrow) of the first optics sheet F1.Mark M flat shape be rectangle, rectangle length be about 10mm.Mark M comprises shortcoming at least partially.Additional marking M in the region larger than shortcoming part, to comprise shortcoming part therein.In addition, the flat shape of mark M is not limited to rectangle, also can be circular or wire.
Return Fig. 6 and Fig. 7, mark detecting apparatus 64 detects the mark of the shortcoming position mark of the first optics sheet F1 in conveying.Mark detecting apparatus 64 performs the check processings such as transmission inspection to the first optics sheet F11 in conveying, detects the mark of the first optics sheet F1 thus.
Mark detecting apparatus 64 possesses the Lighting Division 65 that can irradiate light to the first optics sheet F1 and the camera head 66 can taken the mark be formed on the first optics sheet F1.
Such as, Lighting Division 65 possesses fluorescent light and makes the diffuser plate of the light diffusion from fluorescent light injection.Camera head 66 is made up of imaging apparatuss such as CCD, and the first optics sheet F1 Lighting Division 65 being irradiated to the part of light takes.The testing result (image pickup result) of camera head 66 is exported to control device 25.
Control device 25 is analyzed the image photographed by camera head 66, determines whether mark.Control device 25, when being judged to be there is mark in the first optics sheet F1, with reference to the measurement result of length meter 33, generates the marker location information of the position of expressive notation on the first optics sheet F1.
In the whole width range of shearing device 31b on the sheet Width of the first optics sheet F1, cut off a part (enforcement hemisection) for the thickness direction of the first optics sheet F1.
Shearing device 31b causes the first optics sheet F1 (spacer F3a) fracture (in order to the thickness specified is stayed on spacer F3a) in order to avoid the tension force owing to acting in the conveying of the first optics sheet F1, the advance and retreat position of adjustment cutting edge, implements the near interface being partly switched to adhesive linkage F2a and spacer F3a.In addition, the laser aid replacing cutting edge can also be used.
For the first optics sheet F1 after hemisection, cut off optics main body F1a and surface protection film F4a in the thickness direction thereof, form the incision line on the whole width of the sheet Width of the first optics sheet F1 thus.First optics sheet F1 is divided into the region with the length suitable with the long edge lengths of viewing area P4 in the longitudinal direction by incision line.This region becomes a thin slice in adhesive piece F5 respectively.In addition, the structure of shearing device 31b can suitably be changed, can control the position of the incision line on the size (degree of depth) of the incision line on the thickness direction of the first optics sheet F1 and sheet throughput direction.
Control device 25 reference marker positional information, the interval of the unit length of the first incision line formed from shearing device 31b, to be equivalent to the first optics F11 length direction is (following, be called the interval of next thin slice) in, determine whether the shortcoming of existence first optics F11.Whether control device 25 exists shortcoming according in the interval of next thin slice, determines the position of the incision line next formed, and generates the incision line position information representing the forming position of incision line on the first optics sheet F1.
Shearing device 31b is based on the result of determination of detection unit, first optics sheet F1 is cut in the mode leaving spacer F3a, is formed not containing the qualified thin slice (being equivalent to qualified optics (the first optics F11)) of shortcoming or containing imperfect defective thin slice (being equivalent to defective optics).
Fig. 9 is the figure for illustration of the off-position forming qualified thin slice.
As shown in Figure 9, when there is not mark in control device 25 in the interval being judged to be next thin slice, (following with the incision line formed from last time, be called the first incision line L1) (following to the incision line that next will be formed, be called the second incision line L2) till the first optics sheet F1 on distance become the mode of above-mentioned unit length, determine the forming position of the second incision line L2.
Control device 25 controls shearing device 31b, so that when the first optics sheet F1 has been transferred unit length (such as 200mm) from being formed with the position of the first incision line L1, shearing device 31b forms the second incision line L2.
Shearing device 31b, when the first optics sheet F1 has been transferred unit length, cuts the first optics sheet F1.Thus, the first incision line L1 to the second in the first optics sheet F1 cuts in the interval of line L2, is formed not containing the qualified thin slice F20 of shortcoming.
Figure 10 ~ Figure 12 is the figure for illustration of the off-position forming defective thin slice.
Figure 10 is the figure of off-position for illustration of defective thin slice when to form mark M be.
As shown in Figure 10, when control device 25 only exists a mark M in the interval being judged to be next thin slice, than marking M more by the side of the upstream of transport path, determine the forming position cutting line (hereinafter referred to as the 3rd incision line L3).
In addition, from the view point of the yield rate of the qualified optics in raising first optics sheet F1, desired control device 25, in the forming position determining the 3rd incision line as far as possible near the position of ora terminalis of mark M of the upstream side of the throughput direction of the first optics sheet F1, preferably determines the 3rd forming position cutting line in the position connected with the ora terminalis of mark M.
Control device 25 controls shearing device 31b, so that shearing device 31b is more forming the 3rd incision line L3 by the side of the upstream of transport path than mark M.The part of shearing device 31b to the follow-up side of the ora terminalis of the mark M of the upstream side of the throughput direction of the first optics sheet F1 is cut.Thus, in the interval of the first incision line L1 in the first optics sheet F1 to the 3rd incision line L3, the defective thin slice F21 containing shortcoming (a mark M) is formed.
Figure 11 is the figure be described the off-position of defective thin slice when being multiple (being such as three in the present embodiment) for the formation of mark M.
As shown in figure 11, when there is three mark M (the first mark M1, the second mark M2 and the 3rd mark M3) in control device 25 in the interval being judged to be next thin slice, the 3rd mark M3 of the side, most upstream of sheet throughput direction is positioned at more by the side of the upstream of transport path in than three mark M, determine the forming position cutting line (hereinafter referred to as the 3rd incision line L3).
In addition, from the view point of the yield rate of the qualified optics in raising first optics sheet F1, desired control device 25, in the forming position determining the 3rd incision line as far as possible near the position of ora terminalis of the 3rd mark M3 of the upstream side of the throughput direction of the first optics sheet F1, preferably determines the 3rd forming position cutting line in the position connected with the ora terminalis of mark M.
Control device 25 controls shearing device 31b, so that shearing device 31b is more forming the 3rd incision line L3 by the side of the upstream of transport path than the 3rd mark M3.The part of shearing device 31b to the follow-up side of the ora terminalis of the 3rd mark M3 of the upstream side of the throughput direction of the first optics sheet F1 is cut.Thus, in the interval of the first incision line L1 in the first optics sheet F1 to the 3rd incision line L3, the defective thin slice F22 containing shortcoming (three mark M) is formed.
Figure 12 is the figure be described the off-position of defective thin slice when being positioned at seam (originally will form the position of the incision line) place of two adjacent thin slices for the formation of mark M.
As shown in figure 12, control device 25 is when being judged to be that the seam crossing of two adjacent thin slices only has one to mark M, and the position connected with the ora terminalis of mark M in the upstream side of the throughput direction of the first optics sheet F1, determines the forming position of the 3rd incision line L3.
Control device 25 controls shearing device 31b, so that shearing device 31b is more forming the 3rd incision line L3 by the side of the upstream of transport path than mark M.The part of shearing device 31b to the follow-up side of the ora terminalis of the mark M of the upstream side of the throughput direction of the first optics sheet F1 is cut.In the interval of the first incision line L1 in the first optics sheet F1 to the 3rd incision line L3, form the defective thin slice F23 containing shortcoming (a mark M).
Return Fig. 6, cutter edge 31c is positioned at the below of the first optics sheet F1 substantially horizontally carried to the right from the left side of Fig. 6, and the sheet Width of the first optics sheet F1 at least extends in its whole width range.Cutter edge 31c is with the curling first optics sheet F1 of mode contacted with the spacer F3a Slideslip of the first optics sheet F1 after hemisection.
Cutter edge 31c in its acute angle-shaped leading section, with the curling first optics sheet F1 of acute angle.First optics sheet F1, when turning back with acute angle in the leading section of cutter edge 31c, separates spacer F3a from adhesive piece F5.Now, the adhesive linkage F2a (with the binding face of liquid crystal panel P) of adhesive piece F5 down.Become separator immediately below the leading section of cutter edge 31c and peel off position 31e; connected by the leading section of holding surface 32a from top with this cutter edge 31c of laminating 32, the surface protection film F4a (face of the side contrary with binding face) of the thin slice of adhesive piece F5 is pasted onto and fits on the holding surface 32a of 32 thus.
As shown in FIG. 6 and 7, absorptive table 41 is configured along sheet throughput direction in the position adjacent with cutter edge 31c.Absorptive table 41 carries out absorption to realize keeping to liquid crystal panel P during laminating.Absorptive table 41 have to liquid crystal panel P adsorb realize keep adsorption plane 41a.
Reclaim platform 42 to be configured in position not overlapping with absorptive table 41 when observing from the normal direction of adsorption plane 41a.Specifically, reclaim platform 42 on the direction orthogonal with sheet throughput direction, be configured in the position adjacent with absorptive table 41.In other words, the side that platform 42 is configured in sheet conveying production line is reclaimed.Reclaim platform 42 and reclaim defective thin slice.Reclaim platform 42 and there is the carrying plane 42a supporting defective thin slice.
Laminating 32 keeps the qualified thin slice separated from spacer F3a and is fitted to liquid crystal panel P, and keeps the defective thin slice separated from spacer F3a and fitted to reclaiming on platform 42.
Laminating 32 is parallel with sheet Width and have the holding surface 32a of the arc-shaped of protrusion in below.Holding surface 32a has such as weak than the binding face (adhesive linkage F2a) of adhesive piece F5 adherence force, can carry out stickup, the stripping of the surface protection film F4a of adhesive piece F5 repeatedly.
Laminating 32 is above cutter edge 31c, centered by the axle along sheet Width, parallel with sheet Width and carry out banking motion along the bending of holding surface 32a.Carry out adhesive piece F5 pasting keep time and by paste the adhesive piece F5 that remains fit to liquid crystal panel P time, suitably carry out the banking motion of laminating 32.
Laminating 32 holding surface 32a down and the bending end side (right side of Fig. 6) being inclined to holding surface 32a become downside state under, the bending end side of holding surface 32a is pressed into the leading section of cutter edge 31c from top, makes the leading section of the adhesive piece F5 being positioned at separator stripping position 31e paste holding surface 32a.Afterwards, while releasing adhesive piece F5 successively, make laminating 32 carry out banking motion (making laminating 32 bending another side (left side of Fig. 6) being inclined to holding surface 32a become downside), thus the thin slice entirety of adhesive piece F5 is pasted holding surface 32a.
Laminating 32 is peeled off above position 31e and the first bonding position 11c can be elevated with ormal weight at separator, and can peel off suitably movement between position 31e and the first bonding position 11c at separator.Laminating 32 links with the arm 71b (with reference to Fig. 7) as drive unit, when this arm 71b can be elevated, movement time and banking motion time driving.
Laminating 32 is when making holding surface 32a paste adhesive piece F5, such as make after the leading section of adhesive piece F5 pastes holding surface 32a, to remove and the engaging between arm 71b, thus freely banking motion, along with the releasing successively of adhesive piece F5 from this state, carry out banking motion passively.If laminating 32 carries out banking motion until make adhesive piece F5 entirety paste holding surface 32a, then under this inclination attitude such as by mode locks banking motion with arm 71b engages etc., the top in this condition to the first bonding position 11c is moved.
Laminating 32 by paste the adhesive piece F5 that remain fit to liquid crystal panel P time, such as carry out banking motion on one's own initiative by the action of arm 71b, along bending upper surface adhesive piece F5 being pressed into liquid crystal panel P of holding surface 32a, thus reliably fit.
Mobile device 70 makes laminating 32 between cutter edge 31c and liquid crystal panel P or cutter edge 31c and reclaiming between platform 42 moves.As shown in Figure 7, mobile device 70 possesses the first mobile device 71, second mobile device 72 and the 3rd mobile device 73.
First mobile device 71 makes laminating 32 move along the first direction V1 parallel with the normal direction of adsorption plane 41a.First mobile device 71 has the power part 71a such as actuator and can along the arm 71b of first direction V1 movement under the effect of power part 71a.Laminating 32 is arranged on the front end of arm 71b.
Second mobile device 72 makes laminating 32 move along the second direction V2 parallel with sheet throughput direction with between liquid crystal panel P at cutter edge 31c.Second mobile device 72 has along the extended guide rail 72a of second direction V2 and can along the moving part 72b of guide rail 72a movement.
3rd mobile device 73 makes laminating 32 move along the third direction V3 parallel with the direction being orthogonal to sheet throughput direction between cutter edge 31c with recovery platform 42.3rd mobile device 73 has along the extended guide rail 73a of third direction V3 and can along the moving part 73b of guide rail 73a movement.
Guide rail 73a is arranged on the side contrary with guide rail 72a side of moving part 72b.Power part 71a is arranged on the side contrary with guide rail 73a side of moving part 73b.
Whirligig 80, based on the image pickup result of the second detection camera 35, makes absorptive table 41 rotate in surface level, to the liquid crystal panel P being held in absorptive table 41 be held in fit 32 the relative bonding position of adhesive piece F5 adjust.Such as, whirligig 80 possesses: the motor with the turning axle parallel with the normal direction of the adsorption plane 41a of absorptive table 41; With the transmission mechanism revolving force of motor being passed to absorptive table 41.Absorptive table 41 is installed on transmission mechanism.
Second mobile device 72 makes laminating 32 move to the leading section of stripping position, i.e. the cutter edge 31c of spacer F3a.The top that first mobile device 71 makes laminating 32 peel off position 31e from separator declines, and thus holding surface 32a is pressed into the leading section of cutter edge 31c from top, makes to be positioned at the leading section that separator peels off the adhesive piece F5 of position 31e and pastes holding surface 32a.
In the present embodiment, in the below of the leading section of cutter edge 31c, the first detection camera 34 that the front end being provided with the sheet conveying downstream of the thin slice of the adhesive piece F5 to this position is detected.The detection data of the first detection camera 34 are sent to control device 25.Control device 25, when such as the first detection camera 34 detects the downstream side of adhesive piece F5, makes piece conveying device 31 temporarily stop, and makes laminating 32 decline afterwards, makes the leading section of adhesive piece F5 paste the holding surface 32a of laminating 32.
Control device 25, when the first detection camera 34 detects the downstream side of adhesive piece F5 and makes piece conveying device 31 temporarily stop, implementing the cutting of the adhesive piece F5 that shearing device 31b carries out.That is, the distance along sheet transport path between the detection position (the optical axis extended position of the first detection camera 34) of the first detection camera 34 and the off-position (the cutting edge advance and retreat position of shearing device 31b) of shearing device 31b is equivalent to the length of the thin slice of adhesive piece F5.
Shearing device 31b can move along sheet transport path, is moved by this, and the distance along sheet transport path between the detection position of the first detection camera 34 and the off-position of shearing device 31b is changed.The movement of shearing device 31b is controlled by control device 25, such as, when adhesive piece F5 having been released the amount of a thin slice after shearing device 31b carries out the cut-out of adhesive piece F5, when the cut-out end of shearing device 31b offsets from the reference position of regulation, utilize the movement of shearing device 31b to revise this skew.In addition, the cutting of the different adhesive piece F5 of length also can be dealt with by the movement of shearing device 31b.In addition, the cutting of the different defective thin slice of length can be dealt with by the movement of shearing device 31b.
Adhesive piece F5, when peeling off position 31e from separator and moving to the first bonding position 11c, is taken by a pair two angle parts of the second detection camera 35 to such as relative with the leading section base end part pasting the adhesive piece F5 remained on holding surface 32a respectively.The detection data of each second detection camera 35 are sent to control device 25.Control device 25, such as according to the camera data of each second detection camera 35, confirms the position of the horizontal direction (moving direction of laminating 32 and orthogonal directions and the sense of rotation centered by Z-axis) thereof of the adhesive piece F5 relative to laminating 32.When the relative position of fit 32 and adhesive piece F5 exists skew, in order to the reference position making the position of adhesive piece F5 (the first optics F11) become regulation, contraposition is carried out in laminating 32.
The contraposition of the liquid crystal panel P carried out in this first laminating apparatus 13 and adhesive piece F5 (the first optics F11) is carried out as follows, that is: as the control device 25 of the first alignment device based on the detection data of first to fourth detection camera 34 ~ 38, according to the mode that the orientation of the pixel column of liquid crystal panel P is consistent mutually with the polarization direction of the first optics (polarizing coating) F11, determine the relative bonding position of the first optics F11 relative to liquid crystal panel P.
Specifically, a pair the 3rd detection camera 36 of the contraposition of the horizontal direction for carrying out the liquid crystal panel P on the first bonding position 11c are provided with at the first bonding position 11c place of the first dividing head 11.A pair the 4th detection camera 37 of the contraposition of the horizontal direction on the second bonding position 16c that the second bonding position 16c place of the second dividing head 16 is provided with for carrying out liquid crystal panel P equally.Each 3rd detection camera 36 takes two angle parts in left side in Fig. 5 of the glass substrate (first substrate P1) of such as liquid crystal panel P respectively, and each 4th detection camera 37 takes two angle parts in left side in Fig. 5 of the glass substrate of such as liquid crystal panel P respectively.
A pair the 5th detection camera 38 of the contraposition of the horizontal direction on the second bonding position 16c that the second bonding position 16c place of the second dividing head 16 is provided with for carrying out liquid crystal panel P.Each 5th detection camera 38 takes two angle parts in left side in Fig. 5 of the glass substrate of such as liquid crystal panel P respectively.The detection data of each detection camera 34 ~ 38 are sent to control device 25.In addition, the sensor replacing each detection camera 34 ~ 38 can also be used.
Each dividing head 11,16 is provided with and can carries liquid crystal panel P and the contraposition worktable 39 that can carry out the contraposition of the horizontal direction of liquid crystal panel P.Based on the detection data of each detection camera 34 ~ 38, carry out drived control by control device 25 pairs of contraposition worktable 39.Thus, the contraposition of liquid crystal panel P relative to each dividing head 11,16 (each bonding position 11c, 16c) is carried out.
To fit the adhesive piece F5 being undertaken after contraposition by laminating 32 relative to this liquid crystal panel P, the laminating deviation of optics F1X can be suppressed thus, optics F1X can be improved relative to the axial precision of the optics of liquid crystal panel P, and sharpness and the contrast of optical display means can be improved.In addition, can optics F1X be arranged in the P4 of viewing area accurately, the frame portion G (with reference to Fig. 3) outside the P4 of viewing area can be reduced, realize the expansion of viewing area and the miniaturization of equipment thus.
In addition, in the present embodiment, in the first laminating apparatus 13, as be provided with above the absorptive table 41 of bonding position the horizontal direction for carrying out liquid crystal panel P contraposition a pair the 3rd detection camera 36 (with reference to Fig. 5,6).
In the second laminating apparatus 15, too as a pair the 4th detection camera 37 (with reference to Fig. 5) of contraposition being provided with the horizontal direction for carrying out liquid crystal panel P above the absorptive table 41 of bonding position.Each 3rd detection camera 36 takes two angle parts in left side in Fig. 5 of the glass substrate (first substrate P1) of such as liquid crystal panel P respectively, and each 4th detection camera 37 takes two angle parts in left side in Fig. 5 of the glass substrate of such as liquid crystal panel P respectively.
In the 3rd laminating apparatus 18, too as a pair the 5th detection camera 38 (with reference to Fig. 5) of contraposition being provided with the horizontal direction for carrying out liquid crystal panel P above the absorptive table 41 of bonding position.Each 5th detection camera 38 takes two angle parts in left side in Fig. 5 of the glass substrate of such as liquid crystal panel P respectively.The Detection Information of each detection camera 34 ~ 38 is sent to control device 25.In addition, the sensor replacing each detection camera 34 ~ 38 can also be used.
Based on the Detection Information of each detection camera 34 ~ 38, by control device 25, drived control is carried out to the absorptive table 41 in each laminating apparatus 13,15,18.Thus, the liquid crystal panel P carrying out each bonding position place is relative to the contraposition of laminating 32.
By the laminating 32 having carried out contraposition, adhesive piece F5 is fitted to this liquid crystal panel P, the laminating deviation of optics F1X can be suppressed thus, optics F1X can be improved relative to the axial precision of the optics of liquid crystal panel P, and sharpness and the contrast of optical display means can be improved.
The control device 25 of present embodiment comprises computer system.This computer system possesses the arithmetic processing section such as CPU and the storage part such as storer, hard disk.The control device 25 of present embodiment comprise can with the interface of the device executive communication of the outside of computer system.Also the input media that can carry out the input of input signal can be connected with control device 25.Above-mentioned input media comprises the input equipment such as keyboard, mouse or can input the communicator etc. of data of device of the outside from computer system.Control device 25 can comprise the display device such as the liquid crystal display of the running-active status of each several part of display film applying system 1, also can be connected with display device.
The operating system (OS) of computer for controlling system is installed in the storage part of control device 25.Have program stored therein at the storage part of control device 25, this program, by making each several part of arithmetic processing section controlling diaphragm applying system 1, makes the process of each several part of film applying system 1 execution for getting rid of defective optics.The arithmetic processing section of control device 25 can read the various information comprising the program that storage part stores.Control device 25 also can comprise the logical circuits such as the ASIC of the various process needed for control of each several part performing film applying system 1.
Next, for the recovery process of the defective thin slice in present embodiment, be described in the lump with the laminating flow process of qualified thin slice.Figure 13 is the recovery process figure of defective thin slice.
As shown in figure 13, judge there is zero defect (the step S1 shown in Figure 13) in the first optics sheet F1 by detection unit.
When being judged to be " immaculate " by detection unit, by shearing device 31b (with reference to Fig. 6), when the first optics sheet F1 is released the length equal with the length (being equivalent to the long edge lengths of viewing area P4 in the present embodiment) of viewing area P4 successively on sheet throughput direction, in whole width range, implement hemisection along sheet Width, form qualified thin slice (the step S2 shown in Figure 13).
Then, by laminating 32 (with reference to Fig. 6), the entirety (the step S3 shown in Figure 13) of the qualified thin slice of adhesive piece F5 is pasted at holding surface 32a.
Then, by mobile device 70 (with reference to Fig. 6), laminating 32 is moved (the step S4 shown in Figure 13) between cutter edge 31c and liquid crystal panel P.Further, by laminating 32, the qualified thin slice separated from spacer F3a is fitted to liquid crystal panel P.
On the other hand, when being judged to be " having shortcoming " by detection unit, by labelling apparatus 63 (with reference to Fig. 6) to shortcoming position additional marking (the step S5 shown in Figure 13).Then, mark is detected by mark detecting apparatus 64 (with reference to Fig. 6).Then, by control device 25, to cut the mode that line is positioned at the side more leaning on the upstream of transport path than mark M, the forming position cutting line is determined.
Then, by shearing device 31b, in the part of the follow-up side of the ora terminalis of the mark M of the upstream side of the throughput direction of the first optics sheet F1, in whole width range, implement hemisection along sheet Width, form defective thin slice (the step S6 shown in Figure 13).
Then, by laminating 32, the entirety (the step S7 shown in Figure 13) of the defective thin slice of adhesive piece F5 is pasted at holding surface 32a.
Then, by mobile device 70, laminating 32 is moved (the step S8 shown in Figure 13) at cutter edge 31c and reclaiming between platform 42.Further, by laminating 32, the defective thin slice separated is fitted to the carrying plane 42a reclaiming platform 42 from spacer F3a.Such as, in carrying plane 42a configured in advance slug etc., defective thin slice multi-disc is fitted in slug overlappingly.After defective lamella is laminated to a certain degree, defective thin slice is discarded together.In this case, can be discarded after slug peels defective thin slice, also can be discarded together with slug.
As discussed above, optics F1X is fitted to liquid crystal panel P by the film applying system 1 in above-mentioned embodiment, comprise laminating apparatus 13, 15, 18, they release the ribbon-like optical parts sheet FX of the width corresponding with the viewing area P4 of liquid crystal panel P respectively from blank roller R1, and according to the length corresponding with viewing area P4, optics sheet FX is cut, thus form optics F1X, then optics F1X is fitted to liquid crystal panel P, laminating apparatus 13, 15, 18 comprise: the portion that the unreels 31a released together with spacer F3a by optics sheet FX from blank roller R1, judge by unreeling in optics sheet FX that portion 31a releases whether containing imperfect detection unit, based on the result of determination of detection unit, in the mode leaving spacer F3a, optics sheet FX is cut, formed not containing the qualified thin slice of shortcoming or the shearing device 31b containing imperfect defective thin slice, the cutter edge 31c of qualified thin slice or defective thin slice is peeled off from spacer F3a, there is the absorptive table 41 adsorbing liquid crystal panel P and realize the adsorption plane 41a kept, be configured in when observing from the normal direction of adsorption plane 41a and the nonoverlapping position of absorptive table 41, and reclaim the recovery platform 42 of defective thin slice, the qualified thin slice separated from spacer F3a kept and is fitted to liquid crystal panel P, and the defective thin slice separated from spacer F3a kept and is fitted to the laminating 32 of reclaiming platform 42, and make laminating 32 between cutter edge 31c and liquid crystal panel P or cutter edge 31c and reclaim the mobile device 70 of movement between platform 42.Further, cutter edge 31c and absorptive table 41 are configured in along the throughput direction of optics sheet FX position adjacent one another are, reclaim platform 42 and are configured in position adjacent with absorptive table 41 on the direction orthogonal with the throughput direction of optics sheet FX.In addition, the result of determination also comprised based on detection unit carrys out the labelling apparatus 63 of the part additional marking of the shortcoming to optics sheet FX, and the part of shearing device 31b to the follow-up side of the ora terminalis of the mark M of the upstream side of the throughput direction of optics sheet FX carries out cutting to form defective thin slice.
According to said structure, defective thin slice can be abandoned and be attached to and reclaim platform 42.Therefore, even if do not use the removing film etc. independent of spacer, also defective thin slice can be removed.In addition, compared to the structure reclaiming the eliminating film being different from separator together with defective thin slice, eliminating film can be saved, the cost needed for eliminating film can be saved.In addition, reclaim platform 42 to reclaim defective thin slice owing to utilizing, therefore without the need to arranging the device for reclaiming eliminating film separately, can simplification device structure.In addition, while the defective thin slice of removing, qualified thin slice can be fitted to liquid crystal panel P.Thus, defective thin slice can effectively be reclaimed.
Further, due to reclaim platform 42 be configured in overlook time not overlapping with absorptive table 41 position on, therefore, it is possible to suppress foreign matter etc. to be attached to the surface of liquid crystal panel P.
In addition, be configured in the side of sheet conveying production line owing to reclaiming platform 42, therefore when being discarded by the defective thin slice being laminated in recovery platform 42, operator, without the need to entering on sheet conveying production line, easily can discard defective thin slice.In addition, can manufacturing line be shortened, and manufacture response can be shortened.
In addition, in film applying system 1, optics F1X is formed by the ribbon-like optical parts sheet FX of the width corresponding with viewing area P4 is cut into specified length, this optics F1X is held in the holding surface 32a of laminating 32, and optics F1X is fitted to liquid crystal panel P, dimensional discrepancy or the laminating deviation of optics F1X can be suppressed thus, the frame portion G of viewing area P4 periphery can be reduced, thus the expansion of viewing area and the miniaturization of equipment can be realized.
In addition, due to be optics F1X is transferred to laminating 32 after be attached to structure on liquid crystal panel P, therefore, it is possible to carry out accurately fitting 32 with the location of liquid crystal panel P.Thus, the Anawgy accuracy of optics F1X and liquid crystal panel P can be improved.
In addition, in film applying system 1, the continuous laminating of thin slice FXm becomes easy, can improve the production efficiency of optical display means.In addition, owing to using the parts with arc-shaped holding surface 32a as laminating 32, therefore by the banking motion of arc-shaped holding surface 32a, optics F1X can be kept swimmingly, and the same banking motion by arc-shaped holding surface 32a, can reliably fit to liquid crystal panel P by optics F1X.
In addition, in film applying system 1, optics F1X peels off from spacer F3a with the ventricumbent state of laminating of fitting with liquid crystal panel P by cutter edge 31c, the upper surface of the side contrary with binding face is attached to holding surface 32a and keeps by laminating 32, under the ventricumbent state of laminating, move between stripping position and bonding position.Therefore, optics sheet FX is transferred in the binding face mode downward of adhesive linkage F2a side, can suppress the damage of binding face or the attachment etc. of foreign matter of optics sheet FX, thus can suppress bad generation of fitting.
In addition, film applying system 1 makes described liquid crystal panel P move to move-in position (each rotation originating location 11a, 16a), described bonding position (each absorptive table 41) by possessing and takes out of the dividing head 11,16 of position (respectively rotating final position 11b, 16b), thus can the throughput direction of switchable liquid crystal panel P efficiently, and dividing head 11,16 is also suppressed the length of production line as a part for production line, thus can improve system degree of freedom is set.
(the second embodiment)
Then, the structure of the first laminating apparatus that the second embodiment relates to is described.Figure 14 is the schematic side view of the first laminating apparatus 113 of the present embodiment.In addition, the second laminating apparatus and the 3rd laminating apparatus also have same structure, therefore detailed.In fig. 14, for convenience of explanation, the diagram of the first detection camera 34, second detection camera 35 and the 3rd detection camera 36 is eliminated.In the following description, prosign is marked to the textural element identical with the first embodiment, and detailed.
As shown in figure 14, cutter edge 31c, absorptive table 41 and recovery platform 42 are configured to linearity along sheet throughput direction.Reclaim platform 42 to be configured in across absorptive table 41 on the position opposed with cutter edge 31c.
In the structure shown here, also play foreign matter etc. can be suppressed to be attached to the such effect same with the first embodiment in the surface of liquid crystal panel P.Further, owing to being linearly configured with cutter edge 31c, absorptive table 41 along sheet throughput direction and reclaiming platform 42, therefore, it is possible to the movement of a laminating making mobile device 70 carry out 32 is also linearly.Thus, be configured in compared with the structure of the side of sheet conveying production line with recovery platform 42, the shifting axle needed for movement of laminating that mobile device 70 carries out 32 can be reduced, defective thin slice can be reclaimed swimmingly.
(the 3rd embodiment)
Then, the structure of the first laminating apparatus that the 3rd embodiment relates to is described.Figure 15 is the schematic side view of the first laminating apparatus 213 of the present embodiment.In addition, the second laminating apparatus and the 3rd laminating apparatus also have same structure, therefore detailed.In fig .15, for convenience of explanation, the diagram of the first detection camera 34, second detection camera 35 and the 3rd detection camera 36 is eliminated.In the following description, prosign is marked to identical with the first embodiment textural element, and detailed.
As shown in figure 15, linearly configure cutter edge 31c, absorptive table 41 along sheet throughput direction and reclaim platform 42.Reclaim platform 42 to be configured between cutter edge 31c and absorptive table 41.
In the structure shown here, also play foreign matter etc. can be suppressed to be attached to the such effect same with the first embodiment in the surface of liquid crystal panel P.And owing to being linearly configured with cutter edge 31c, absorptive table 41 along sheet throughput direction and reclaiming platform 42, therefore the movement of the laminating carried out of mobile device 70 32 is also linearly.Thus, be configured in compared with the structure of the side of sheet conveying production line with recovery platform 42, the shifting axle needed for movement of laminating that mobile device 70 carries out 32 can be reduced, defective thin slice can be reclaimed swimmingly.
(the 4th embodiment)
Then, the structure of the film applying system that the 4th embodiment relates to is described.Figure 16 is the brief configuration figure of the film applying system 2 of present embodiment.In figure 16, for the ease of diagram, film applying system 2 points of two sections are recorded.Below, prosign is marked to the textural element identical with the first embodiment, and detailed.
In the first embodiment, illustrate by the width of the width of the optics F1X of laminating 32 laminating and length and the viewing area P4 of liquid crystal panel P and the equal situation of length.Relative to this, in the present embodiment, be to possess shearing device with the main difference point of the first embodiment, after the thin slice of larger than viewing area P4 (width and length large) is fitted to liquid crystal panel P, this shearing device cuts away the redundance of thin slice.
In the present embodiment, as shown in figure 16, film applying system 2 is fitted first, second and third optics F11, F12, the F13 (with reference to Fig. 3, optics F1X) cut out from first, second and third optics sheet F1, F2, F3 (optics sheet FX) of bar-shape on the surface and the back side of liquid crystal panel P.
In addition, in the present embodiment, first, second and third optics F11, F12, F13 is that the redundance by cutting away the outside of its viewing area from first, second and third thin slice F1m, F2m, F3m described later (following, to be sometimes referred to as thin slice FXm) is formed.
Figure 17 is the vertical view (front view) of film applying system 2, below, is described film applying system 2 with reference to Figure 16,17.In addition, in figure, arrow F represents the throughput direction of liquid crystal panel P.In the following description, also in the same manner as the first embodiment, the throughput direction upstream side of liquid crystal panel P is called panel conveying upstream side, the conveyance direction downstream side of liquid crystal panel P is called panel conveying downstream.
In film applying system 2, the assigned position of main conveying device 5 is set to starting point 5a and the terminal 5b of bonding process.Film applying system 2 possesses secondary conveying device 7, first conveying device 8 of the first secondary conveying device 6, second, cleaning device 9, first dividing head 11, second conveying device 12, first laminating apparatus 13, second laminating apparatus 15, film exfoliating device 14 and the first shearing device 51.
Further, film applying system 2 possesses panel conveying second dividing head 16 in downstream, the 3rd conveying device 17, the secondary conveying device 7 of the 3rd laminating apparatus 18, second shearing device 52, second, the 4th conveying device 21 and the 5th conveying device 22 that are arranged on the first dividing head 11.
The production line that film applying system 2 uses the main conveying device 5 of drive-type, each secondary conveying device 6,7 and each dividing head 11,16 to be formed carrys out conveying liquid crystal panel P, liquid crystal panel P is sequentially implemented to the process specified simultaneously.Such as, in main conveying device 5 with the minor face of viewing area P4 along throughput direction towards conveying liquid crystal panel P, in each secondary conveying device 6,7 orthogonal with main conveying device 5 with the long edge of viewing area P4 throughput direction towards conveying liquid crystal panel P, with the long edge of viewing area P4 in each dividing head 11,16 radial direction of each dividing head 11,16 towards conveying liquid crystal panel P.
The thin slice (being equivalent to optics F1X) of the adhesive piece F5 that the surface of film applying system 2 couples of liquid crystal panel P and back side laminating cut out from ribbon-like optical parts sheet FX by specified length.
First dividing head 11 is driven, and is that the first rotation originating location 11a rotates to the right to move into the move-in position (left part during the overlooking of Figure 17) of liquid crystal panel P from the second conveying device 12.The position (upper end of Figure 17) that have rotated 90 ° from the first rotation originating location 11a is to the right taken out of move-in position 11c as the first laminating by the first dividing head 11.
Take out of move-in position 11c place in this first laminating, liquid crystal panel P is moved in the first laminating apparatus 13 by not shown transfer robot.In the present embodiment, the laminating of the first thin slice F1m of the backlight side of liquid crystal panel P is carried out by the first laminating apparatus 13.First thin slice F1m is the thin slice of the first optics sheet F1 larger than the size of the viewing area P4 of liquid crystal panel P.By the first thin slice F1m that fits in the face of the first laminating apparatus 13 in the surface and the back side of liquid crystal panel P, form the first optical member adhering body PA1 thus.By not shown transfer robot, the first laminating that the first optical member adhering body PA1 moves into the first dividing head 11 from the first laminating apparatus 13 is taken out of move-in position 11c.
First dividing head 11 have rotated the position (the upper right end of Figure 17) of 45 ° to the right as film stripping position 11e using taking out of move-in position 11c from the first laminating.Peel off 11e place, position at this film, carried out the stripping of the surface protection film F4a of the first thin slice F1m by film exfoliating device 14.
First dividing head 11 have rotated 45 ° to the right position (right end position of Figure 17) using peeling off position 11e from film takes out of move-in position 11d as the second laminating.
Take out of move-in position 11d place in this second laminating, by not shown transfer robot, liquid crystal panel P is moved into the second laminating apparatus 15.In the present embodiment, by the second laminating apparatus 15, carry out the laminating of the second thin slice F2m of the backlight side of liquid crystal panel P.Second thin slice F2m is the thin slice of the second optics sheet F2 larger than the size of the viewing area of liquid crystal panel P.By the second laminating apparatus 15, fit in the face of the first thin slice F1m side of the first optical member adhering body PA1 the second thin slice F2m, forms the second optical member adhering body PA2 thus.
By not shown transfer robot, the second laminating that the second optical member adhering body PA2 moves into the first dividing head 11 from the second laminating apparatus 15 is taken out of move-in position 11d.
The position (bottom of Figure 17) that have rotated 90 ° from the second bonding position 11d is to the right rotated final position (the first off-position) 11b as first by the first dividing head 11.
In the present embodiment, the first rotation final position 11b is the first off-position that the first shearing device 51 carries out the cut-out of the first thin slice F1m and the second thin slice F2m.First shearing device 51 is from the first thin slice F1m be fitted in liquid crystal panel P and the second thin slice F2m, their respective redundances being configured in the outside of the part opposed with the viewing area P4 of liquid crystal panel P are cut away together, the first optics F11 be made up of and the second optics F12 of being made up of the second optics sheet F2 is formed as the optics of the size corresponding with the viewing area P4 of liquid crystal panel P the first optics sheet F1.
In addition, in this manual, " part opposed with viewing area P4 " represents that size avoids the region of the funtion parts such as electric component installation portion more than the size of viewing area P4 and below the size of the outer shape of optical display components (liquid crystal panel P).That is, " redundance in the outside of the part opposed with viewing area P4 is cut away " situation comprising the outer peripheral edges along optical display components (liquid crystal panel P) and cut away by redundance.
Cut together with after the first thin slice F1m is fitted to liquid crystal panel P with the second thin slice F2m, eliminate the position skew of the first optics F11 and the second optics F12 thus, can obtain and the first optics F11 of the form fit of the outer peripheral edges of viewing area P4 and the second optics F12.In addition, the cut-out operation of the first thin slice F1m and the second thin slice F2m can also be simplified.
By utilizing the first shearing device 51 to cut away the redundance of the first thin slice F1m and the second thin slice F2m from the second optical member adhering body PA2, be formed in the 3rd optical member adhering body PA3 one side in the surface of liquid crystal panel P and the back side being fitted with the first optics F11 and the second optics F12 thus.The redundance cut away from the first thin slice FX1 and the second thin slice F2m is reclaimed after liquid crystal panel P peels off by omitting illustrated stripping off device.Rotate 11b place, final position first, take out of the 3rd optical member adhering body PA3 by the 3rd conveying device 17.
3rd conveying device 17 pairs liquid crystal panel P (the 3rd optical member adhering body PA3) keep and by its vertically and horizontal direction freely carry.The liquid crystal panel P that such as remain by adsorbing is transported to second of the second dividing head 16 and rotates originating location 16a by the 3rd conveying device 17, and when carrying by the surface of liquid crystal panel P and back side upset, rotate originating location 16a place second and remove described absorption, liquid crystal panel P is transferred to the second dividing head 16.
Second dividing head 16 is rotated originating location 16a to right rotation using the move-in position (upper end during the overlooking of Figure 17) moving into liquid crystal panel P from the 3rd conveying device 17 as second by driving.The position (right part of Figure 17) that have rotated 90 ° from the second rotation originating location 16a is to the right taken out of move-in position 16c as the 3rd laminating by the second dividing head 16.
Take out of move-in position 16c place in the 3rd laminating, by not shown transfer robot, liquid crystal panel P is moved to the 3rd laminating apparatus 18.In the present embodiment, the laminating of the 3rd thin slice F3m of display surface side is carried out by the 3rd laminating apparatus 18.3rd thin slice F3m is the thin slice of the 3rd optics sheet F3 that size is larger than the viewing area of liquid crystal panel P.Utilize upper laminating the 3rd thin slice F3m of the another side of the 3rd laminating apparatus 18 in the surface and the back side of liquid crystal panel P (face of side contrary with the face of fitted the first optics F11 and the second optics F12 in the 3rd optical member adhering body PA3), form the 4th optical member adhering body PA4 thus.By not shown transfer robot, the 3rd laminating that the 4th optical member adhering body PA4 is moved to the second dividing head 16 from the 3rd laminating apparatus 18 is taken out of move-in position 16c.
In the present embodiment, the second dividing head 16 will have rotated to the right the position (bottom of Figure 17) of 90 ° as the second off-position 16d from the 3rd bonding position 16c.At this second off-position 16d place, carried out the cut-out of the 3rd thin slice F3m by the second shearing device 52.Second shearing device 52 cuts away the redundance in the outside being configured in the part opposed with the viewing area P4 of liquid crystal panel P from the 3rd thin slice F3m fitting to liquid crystal panel P, forms the optics (the 3rd optics F13) of the size corresponding with the viewing area P4 of liquid crystal panel P.
The second shearing device 52 is utilized to cut away the redundance of the 3rd thin slice F3m from the 4th optical member adhering body PA4, the 5th optical member adhering body PA5 that the another side be formed in thus in the surface of liquid crystal panel P and the back side is fitted with the 3rd optics F13, one side in the surface and the back side of liquid crystal panel P is fitted with the first optics F11 and the second optics F12.The redundance cut away from the 3rd thin slice F3m is omitted illustrated stripping off device from the rear recovery of liquid crystal panel P stripping.
Here, the first shearing device 51 and the second shearing device 52 are such as CO
2laser cutter.In addition, the structure of first and second shearing device 51,52 is not limited thereto, such as, can use other the shut-off mechanism such as cutting edge.
The thin slice FXm be fitted on liquid crystal panel P is cut into ring-type along the outer peripheral edges of viewing area P4 by the first shearing device 51 and the second shearing device 52.First shearing device 51 is connected with same laser output device 53 with the second shearing device 52.By the first shearing device 51, second shearing device 52 and laser output device 53, form the shut-off mechanism that the excess portion of cutting away the outside being configured in the part opposed with viewing area P4 from thin slice FXm assigns to be formed the optics sheet FX of the size corresponding with viewing area P4.Due to each thin slice F1m, F2m, F3m cut-out needed for Laser output so not large, therefore the laser that the height exported from laser output device 53 exports can be divided into two and be supplied to the first shearing device 51 and the second shearing device 52.
In the present embodiment, the position (left part of Figure 17) that have rotated 90 ° from the second off-position 16d is to the right rotated final position 16b as second by the second dividing head 16.At this second rotation 16b place, final position, carry out taking out of of the 5th optical member adhering body PA5 by the 4th conveying device 21.
4th conveying device 21 pairs liquid crystal panel P (the 5th optical member adhering body PA5) keep and by its vertically and horizontal direction freely carry.The liquid crystal panel P that such as remain by adsorbing is delivered to the second originating location 7a of the second secondary conveying device 7 by the 4th conveying device 21, removes described absorption, liquid crystal panel P is transferred to the second secondary conveying device 7 at the second originating location 7a place.
5th conveying device 22 pairs liquid crystal panel P (the 5th optical member adhering body PA5) keep and by its vertically and horizontal direction freely carry.The liquid crystal panel P that such as remain by adsorbing is delivered to the terminal 5b of main conveying device 5 by the 5th conveying device 22, removes described absorption, transfer liquid crystal panel P to main conveying device 5 at terminal 5b place.
The transport path of the liquid crystal panel P (the 5th optical member adhering body PA5) after the second rotation final position 16b is provided with and omits illustrated laminating inspection position, checking position in this laminating, carrying out being fitted with inspection inspections such as () position of optics F1X whether suitable (position deviations whether in margin tolerance) of the workpiece (liquid crystal panel P) of film by omitting illustrated testing fixture.By not shown output mechanism, be discharged to being judged as optics F1X outside system relative to the inappropriate workpiece in the position of liquid crystal panel P.
Above, the bonding process carried out based on film applying system 2 is completed.
Below, the bonding process of the adhesive piece F5 that fits to liquid crystal panel P that the first laminating apparatus 13 carries out is illustrated.In addition, omit the description there is the bonding process that second and third laminating apparatus 15,18 mutually isostructural carries out with the first laminating apparatus 13.
In the present embodiment, first laminating apparatus 13 cuts out the thin slice (the first thin slice F1m) of the adhesive piece F5 larger than the viewing area P4 of liquid crystal panel P from the first optics sheet F1, the thin slice (the first thin slice F1m) of this adhesive piece F5 is held in the holding surface 32a of laminating 32, and the thin slice (the first thin slice F1m) of adhesive piece F5 is pressed on liquid crystal panel P fits.
Based on the Detection Information of each detection camera 34 ~ 38, carry out drived control by control device 25 pairs of absorptive tables 41.Thus, the liquid crystal panel P carrying out each bonding position place is relative to the contraposition of laminating 32.
From the laminating 32 having carried out contraposition, adhesive piece F5 (thin slice FXm) is fitted to this liquid crystal panel P, the laminating deviation of optics F1X can be suppressed thus, optics F1X can be improved relative to the axial precision of the optics of liquid crystal panel P, sharpness and the contrast of optical display means can be improved.
Here, form the polarizer membrane of optics sheet FX such as by being formed by the PVA film uniaxial extension after dichroism pigment dyeing, but the inequality of thickness of PVA film time sometimes because extending or the dyeing of dichroism pigment unequal, can cause in the face of optics sheet FX, produce the deviation on optic axis direction.
Therefore, in the present embodiment, based on the inspection data of distribution in the face of the optic axis of each several part of the optics sheet FX be stored in advance in memory storage 24 (with reference to Figure 16), the bonding position (relative bonding position) of liquid crystal panel P relative to optics sheet FX determined by control device 25.Further, each laminating apparatus 13,15,18 carries out the contraposition of liquid crystal panel P relative to the thin slice FXm cut out from optics sheet FX according to this bonding position, and liquid crystal panel P is fitted to thin slice FXm.
Thin slice FXm is such as follows relative to the defining method of the bonding position (relative bonding position) of liquid crystal panel P.
First, as shown in Figure 18 A, the Width of optics sheet FX sets multiple checkpoint CP, check the direction of the optic axis of optics sheet FX at CP place, each checkpoint.When checking that moment of optic axis can be set as the manufacture of blank roller R1, during also can being set in from blank roller R1 releases optics sheet FX till carrying out hemisection.Memory storage (not shown) is stored in after the axial data of optics of optics sheet FX being associated with the position (position of length direction of optics sheet FX and the position of Width) of optics sheet FX.
Control device 25 obtains the data (the inspection data of distribution in the face of optic axis) of the optic axis of each checkpoint CP from memory storage (not shown), check the direction of the average optic axis of the optics sheet FX (region divided by incision line CL) that will cut out the part of thin slice FXm.
Such as, as shown in figure 18b, the angle (deviation angle) that the direction of optic axis and the edge line EL of optics sheet FX are formed is checked at CP place, each checkpoint, angle (peak excursion angle) maximum in described deviation angle is set to θ max, when minimum angle (smallest offset angle) is set to θ min, the mean value θ mid (=(θ max+ θ min)/2) of peak excursion angle θ max and smallest offset angle θ min is detected as mean deviation angle.Further, the direction using the edge line EL relative to optics sheet FX being mean deviation angle θ mid is detected as the direction of the average optic axis of optics sheet FX.In addition, described deviation angle such as by the edge line EL relative to optics sheet FX is just being set to the direction of anticlockwise, dextrorotary direction is set to bear and calculates.
And, with the direction of the average optic axis of the optics sheet FX detected by said method relative to the long limit of the viewing area P4 of liquid crystal panel P or minor face in the mode of the angle expected, determine the bonding position (relative bonding position) of thin slice FXm relative to liquid crystal panel P.Such as, when being when being the direction of 90 ° relative to the long limit of viewing area P4 or minor face by the direction setting of the optic axis of optics F1X according to design specification, be the mode of 90 ° relative to the long limit of viewing area P4 or minor face with the direction of the average optic axis of optics sheet FX, thin slice FXm is fitted on liquid crystal panel P.
Aforesaid shearing device 51,52 utilizes the testing agencies such as camera to detect the outer peripheral edges of the viewing area P4 of liquid crystal panel P, and the thin slice FXm fitted on liquid crystal panel P is cut into ring-type along the outer peripheral edges of viewing area P4.The outer peripheral edges of detection display region P4 are taken by the end to liquid crystal panel P, the alignment mark being located at liquid crystal panel P or the outer most edge etc. of stain matrix of being located at viewing area P4.Be provided with the frame portion G (reference Fig. 3) of the Rack configuring the sealant that engaged by first and second substrate of liquid crystal panel P etc. in the outside of viewing area P4, in the width of this frame portion G, carried out the cut-out of thin slice FXm by shearing device 51,52.
In addition, the detection method in the direction of the average optic axis in the face of optics sheet FX is not limited to said method.Such as, can be as under type: among the multiple checkpoint CP (with reference to Figure 18 A) from the Width being set in optics sheet FX, select one or more checkpoint CP, for each checkpoint CP the selected direction of detecting optical axle and edge line EL angulation (deviation angle) of optics sheet FX respectively.And, detected as mean deviation angle by the mean value of the axial deviation angle of optics of selected one or more checkpoint CP, the direction using the edge line EL relative to optics sheet FX being described mean deviation angle is detected as the direction of the average optic axis of optics sheet FX.
As described above, film applying system 2 in present embodiment is fitted optics F1X on liquid crystal panel P, comprise: laminating apparatus 13,15,18, ribbon-like optical parts sheet FX wider than the length on any one side in the long limit of the viewing area P4 of liquid crystal panel P and minor face for width releases from blank roller R1 by they, and optics sheet FX cut according to the length that the length than any another side in the long limit of viewing area P4 and minor face is long simultaneously and as after thin slice FXm, thin slice FXm fitted on liquid crystal panel P; With shearing device 51,52, they cut away the redundance in the outside being configured in the part opposed with viewing area P4 from the thin slice FXm be fitted in liquid crystal panel P, form the optics F1X of the size corresponding with viewing area P4, laminating apparatus 13,15,18 comprises: by optics sheet FX together with spacer F3a from the portion that the unreels 31a that blank roller R1 releases; Judge by whether unreeling the optics sheet FX of portion 31a releasing containing imperfect detection unit; Based on the result of determination of detection unit, formed not containing the qualified thin slice of shortcoming or the shearing device 31b containing imperfect defective thin slice to optics sheet FX with the mode cutting leaving spacer F3a; The cutter edge 31c of qualified thin slice or defective thin slice is peeled off from spacer F3a; Have and liquid crystal panel P is adsorbed and the absorptive table 41 of the adsorption plane 41a kept; Be configured in not overlapping with absorptive table 41 position when observing from the normal direction of adsorption plane 41a and reclaim the recovery platform 42 of defective thin slice; The qualified thin slice separated from spacer F3a kept and is fitted to liquid crystal panel P, and the defective thin slice separated from spacer F3a kept and is fitted to the laminating 32 of reclaiming platform 42; Make laminating 32 between cutter edge 31c and liquid crystal panel P or cutter edge 31c and reclaim the mobile device 70 of movement between platform 42.
According to this structure, defective thin slice can be abandoned and be attached to and reclaim platform 42.
Therefore, even if do not use the removing film etc. independent of separator, also defective thin slice can be removed.In addition, compared to the structure of being carried out reclaiming together with defective thin slice by the eliminating film independent of separator, eliminating film can be saved, thus the cost needed for eliminating film can be saved.In addition, reclaim platform 42 to reclaim defective thin slice owing to utilizing, therefore without the need to arranging the device for reclaiming eliminating film separately, can simplification device structure.In addition, defective thin slice can be removed and qualified thin slice is fitted in liquid crystal panel P.Thus, defective thin slice can effectively be reclaimed.
In addition, in film applying system 2, can optics F1X be arranged within the ora terminalis of viewing area P4 accurately, can frame portion G (with reference to Fig. 3) outside the P4 of constriction viewing area, the expansion of viewing area and the miniaturization of equipment can be realized.
In addition, in film applying system 2, can be configured to: the first shearing device 51 and the second shearing device 52 are laser cutter, first shearing device 51 and the second shearing device 52 are connected with same laser output device 53, and the laser branch exported from laser output device 53 is supplied to the first shearing device 51 and the second shearing device 52.In this case, as compared to the situation connecting different laser output device on the first shearing device 51 with the second shearing device 52 respectively, the miniaturization of the production system of optical display means can be realized.
In addition, the present invention is not limited to above-mentioned embodiment, can carry out various change in the scope of purport not departing from invention to the key element comprising parts formation or structure, shape, size, quantity and configuration etc.
In addition, the size (size of the part that the outside to liquid crystal panel P is stretched out) of the redundance of thin slice FXm suitably can set according to the size of liquid crystal panel P.Such as, when thin slice FXm being applicable to the liquid crystal panel P of medium and small-sized of 5 inches ~ 10 inches, on each limit of thin slice FXm, the interval between thin slice FXm's and liquid crystal panel P's one side is set as the length of the scope of 2mm ~ 5mm.
Below, with reference to Figure 19 ~ Figure 21, the film applying system that the 5th embodiment of the present invention relates to is described.In addition, in Figure 19 ~ Figure 21, for convenience of explanation, the diagram of the second thin slice F2m is eliminated.In the present embodiment, prosign is marked to the structure same with the film applying system 2 illustrated in above-mentioned embodiment, and detailed.In addition, the optics F1X in present embodiment is by cutting away the redundance in the outside of its binding face from the thin slice FXm fitting to liquid crystal panel P and being formed.
Film applying system of the present embodiment possesses the first pick-up unit 91 (with reference to Figure 20).First pick-up unit 91 is arranged on than the second bonding position 11d more by the side in the downstream of panel conveying.The ora terminalis of the binding face (following, to be sometimes called the first binding face) of the first pick-up unit 91 pairs liquid crystal panel P and the first thin slice F1m detects.
Such as, as shown in figure 19, in the inspection area CA everywhere of the first pick-up unit 91 on the transport path being located at upstream side conveying device 6, the ora terminalis ED (outer peripheral edges of binding face) of the first binding face SA1 is detected.Each inspection area CA is configured in the position corresponding with four bights of the first binding face SA1 with rectangular shape.For each liquid crystal panel P carried on a production line, detect ora terminalis ED respectively.The data of the ora terminalis ED detected by the first pick-up unit 91 are stored in (with reference to Figure 16) in memory storage 24.
In addition, the allocation position of inspection area CA is not limited thereto.Such as, each inspection area CA also can be configured in the position corresponding with the part on each limit of the first binding face SA1 (such as the central portion on each limit).
Figure 20 is the schematic diagram of the first pick-up unit 91.
As shown in figure 20, the first pick-up unit 91 possesses: lighting source 94, throws light on to ora terminalis ED; With camera head 93, with the posture configuration of more tilting to the inner side of the first binding face SA1 than ora terminalis ED relative to the normal direction of the first binding face SA1, and take the image of ora terminalis ED from the side being fitted with the first thin slice F1m of the first optical member adhering body PA1.
Lighting source 94 and camera head 93 are configured in (position corresponding with four bights of the first binding face SA1) in each region of the CA of inspection area everywhere shown in Figure 19 respectively.
Deviation or burr etc. that the normal angulation θ (tilt angle theta hereinafter referred to as camera head 93) of the normal of the first binding face SA1 and the imaging surface 93a of camera head 93 is preferably set to when panel cuts off can not enter in the shooting visual field of camera head 93.Such as, when the end face of second substrate P2 offsets more laterally than the end face of first substrate P1, the ora terminalis that the tilt angle theta of camera head 93 is configured to second substrate P2 can not enter in the shooting visual field of camera head 93.
The tilt angle theta of camera head 93 is preferably set to the distance H (height H hereinafter referred to as camera head 93) between the center of the imaging surface 93a being suitable for the first binding face SA1 and camera head 93.Such as, when the height H of camera head 93 be more than 50mm and below 100mm, the tilt angle theta of camera head 93 is preferably set to more than 5 ° and angle in the scope of less than 20 °.But, when rule of thumb knowing side-play amount, the height H of camera head 93 and the tilt angle theta of camera head 93 can be solved according to this side-play amount.In the present embodiment, the height H of camera head 93 is set to 78mm, and the tilt angle theta of camera head 93 is set to 10 °.
Lighting source 94 and camera head 93 are fixedly arranged in each inspection area CA.
In addition, lighting source 94 and camera head 93 also can be configured to can move along the ora terminalis ED of the first binding face SA1.In this case, lighting source 94 and camera head 93 are respectively arranged one.In addition, lighting source 94 and camera head 93 can be made thus to move to the position of the ora terminalis ED of easily shooting the first binding face SA1.
Lighting source 94 is configured in side contrary with the side being fitted with the first thin slice F1m in the first optical member adhering body PA1.With the posture configuration lighting source 94 more tilted to the outside of the first binding face SA1 than ora terminalis ED relative to the normal direction of the first binding face SA1.In the present embodiment, the normal parallel of the optical axis of lighting source 94 and the imaging surface 93a of camera head 93.
In addition, lighting source also can be configured in the side being fitted with the first thin slice F1m of the first optical member adhering body PA1.
In addition, the optical axis of lighting source 94 also can tilt to intersect with the normal of the imaging surface 93a of camera head 93 a little.
In addition, as shown in figure 21, also camera head 93 and lighting source 94 can be configured in respectively along the normal direction of the first binding face SA1 position overlapping with ora terminalis ED.Preferably the distance H1 (height H 1 hereinafter referred to as camera head 93) between the center of the imaging surface 93a of the first binding face SA1 and camera head 93 is set in the position easily detecting the ora terminalis ED of the first binding face SA1.Such as, preferably the height H 1 of camera head 93 is set in more than 50mm and in the scope of below 150mm.
The off-position of the first thin slice F1m can adjust based on the testing result of the ora terminalis ED of the first binding face SA1.Control device 25 (with reference to Figure 16) obtains the data of the ora terminalis ED of the first binding face SA1 be stored in memory storage 24 (with reference to Figure 16), and the mode becoming the size can not stretched out to the outside of liquid crystal panel P (outside of the first binding face SA1) with the first optics F11 determines the off-position of the first thin slice F1m.First thin slice F1m cuts off in the off-position determined by control device 25 by the first shearing device 51.
Return Figure 16 and Figure 17, the first shearing device 51 is arranged on than the first pick-up unit 91 more by the side in panel conveying downstream.The redundance in the outside being configured in the part corresponding with the first binding face SA1 cuts away from the first thin slice F1m and the second thin slice F2m that fit to liquid crystal panel P by the first shearing device 51 respectively together, the first optics F11 be made up of and the second optics F12 of being made up of the second optics sheet F2 is formed as the optics of the size corresponding with the first binding face SA1 the first optics sheet F1.
Here, utilize more than the size of viewing area P4 and size below the size of the outer shape of liquid crystal panel P (contour shape when overlooking) and avoid the size in the region of the funtion parts such as electric component installation portion, represent " size corresponding with the first binding face SA1 ".
Cut together with after first thin slice F1m is fitted to liquid crystal panel P with the second thin slice F2m, eliminate the position skew of the first optics F11 and the second optics F12 thus, can obtain and the first optics F11 of the form fit of the outer peripheral edges of the first binding face SA1 and the second optics F12.In addition, the cut-out operation of the first thin slice F1m and the second thin slice F2m is also simplified.
Utilize the first shearing device 51 to be cut away by the redundance of the first thin slice F1m and the second thin slice F2m from the second optical member adhering body PA2, be formed in the 3rd optical member adhering body PA3 one side in the surface of liquid crystal panel P and the back side being fitted with the first optics F11 and the second optics F12 thus.Now, the 3rd optical member adhering body PA3 and to be retained as the redundance of each thin slice F1m, F2m of frame-shaped after cutting the part (each optics F11, F12) corresponding with the first binding face SA1 separated.By omitting illustrated stripping off device, reclaim after peeling off from liquid crystal panel P the redundance cut away from the first thin slice FX1 and the second thin slice F2m.
Here, utilize more than the size of viewing area P4 and region below the size of the outer shape of liquid crystal panel P and avoid the region of the funtion parts such as electric component installation portion, represent " part corresponding with the first binding face SA1 ".In the present embodiment, when overlooking rectangular shape liquid crystal panel P in except described funtion part three limits on, outer peripheral edges along liquid crystal panel P carry out cut to redundance, on the one side being equivalent to described funtion part, in the position suitably entered to P4 side, viewing area from the outer peripheral edges of liquid crystal panel P, cut is carried out to redundance.Such as, when the part corresponding with the first binding face SA1 is the binding face of TFT substrate, on the one side being equivalent to described funtion part, cut, to avoid described funtion part in the position that offset by ormal weight to P4 side, viewing area from the outer peripheral edges of liquid crystal panel P.
In addition, region (such as liquid crystal panel P is overall) the upper attached with sheet comprising described funtion part in liquid crystal panel P is not limited to.Such as, can attached with sheet in the region avoiding described funtion part in advance in liquid crystal panel P, afterwards when overlooking rectangular shape liquid crystal panel P in except three limits of described funtion part carry out cut along the outer peripheral edges of liquid crystal panel P to redundance.
In addition, film applying system possesses second detection device 92 (with reference to Figure 20).Second detection device 92 is arranged on than the 3rd bonding position 16c more by the side in panel conveying downstream.The ora terminalis of the binding face (following, to be sometimes referred to as the second binding face) of second detection device 92 couples of liquid crystal panel P and the 3rd thin slice F3m detects.The data of the ora terminalis detected by second detection device 92 are stored in (with reference to Figure 16) in memory storage 24.
The off-position of the 3rd thin slice F3m can adjust based on the testing result of the ora terminalis of the second binding face.Control device 25 (with reference to Figure 16) obtains the data of the ora terminalis of the second binding face be stored in memory storage 24 (with reference to Figure 16), and the mode becoming the size can not stretched out to the outside of liquid crystal panel P (outside of the second binding face) with the 3rd optics F13 determines the off-position of the 3rd thin slice F3m.3rd thin slice F3m, in the off-position determined by control device 25, cuts off by the second shearing device 52.
Second shearing device 52 is arranged on than second detection device 92 more by the side in panel conveying downstream.Second shearing device 52 cuts away the redundance in the outside being configured in the part corresponding with the second binding face from the 3rd thin slice F3m fitting to liquid crystal panel P, forms the optics (the 3rd optics F13) of the size corresponding with the second binding face.
Here, utilize more than the size of viewing area P4 and size below the size of the outer shape of liquid crystal panel P (contour shape when overlooking) and avoid the size in the region of the funtion parts such as electric component installation portion, represent " size corresponding with the second binding face ".In the present embodiment, be the size of outer shape of second substrate P2.
Utilize the second shearing device 52 to cut away the redundance of the 3rd thin slice F3m from the 4th optical member adhering body PA4, be formed in thus and the another side in the surface of liquid crystal panel P and the back side be fitted with the 3rd optics F13 and the 5th optical member adhering body PA5 being fitted with the first optics F11 and the second optics F12 in the one side in the surface and the back side of liquid crystal panel P.Now, the 5th optical member adhering body PA5 and be retained as the redundance of the 3rd thin slice F3m of frame-shaped by cutting the part (the 3rd optics F13) corresponding with the second binding face separated.By omitting illustrated stripping off device, the redundance cut away from liquid crystal panel P stripping from the 3rd thin slice F3m is also reclaimed.
Here, utilize more than the size of viewing area P4 and region below the size of the outer shape of liquid crystal panel P and avoid the region of the funtion part of electric component installation portion etc., represent described " part corresponding with the second binding face ".In the present embodiment, when overlooking the liquid crystal panel P of rectangular shape four limits on, the outer peripheral edges along liquid crystal panel P carry out cut to redundance.Such as, when the part corresponding with the second binding face is the binding face of CF substrate, due to unsuitable with described funtion part part, therefore cut along the outer peripheral edges of liquid crystal panel P on four limits of liquid crystal panel P.
In the present embodiment, the outer peripheral edges of the binding face (the first binding face SA1) of the liquid crystal panel P that photographs along camera head 93 of the first shearing device 51 and the first thin slice F1m cut off the first thin slice F1m and the second thin slice F2m respectively.The outer peripheral edges of the binding face (the second binding face) of the liquid crystal panel P that the second shearing device 52 photographs along camera head 93 and the 3rd thin slice F3m cut off the 3rd thin slice F3m.
As described above, film applying system according to the present embodiment, after the thin slice FXm larger than viewing area P4 is fitted to liquid crystal panel P, the outer peripheral edges of the binding face of the liquid crystal panel P and thin slice FXm that are fitted with thin slice FXm are detected, cut away the redundance in the outside being configured in the part corresponding with binding face from the thin slice FXm fitting to liquid crystal panel P, the optics F1X of the size corresponding with binding face can be formed on the face of liquid crystal panel P thus.Thereby, it is possible within ora terminalis optics F1X being arranged on accurately viewing area P4, can frame portion G outside the P4 of constriction viewing area, thus realize the expansion of viewing area and the miniaturization of equipment.
In addition, in the film applying system of above-mentioned embodiment, use pick-up unit to carry out to detect each in multiple liquid crystal panel P the outer peripheral edges of binding face, based on the outer peripheral edges detected, be set in the off-position of the thin slice that each liquid crystal panel P fits respectively.Thus, the impact of the individual difference of the size of liquid crystal panel P or thin slice can not be subject to, the optics expecting size can be cut out, therefore, it is possible to eliminate the quality deviation that the individual difference because of the size of liquid crystal panel P or thin slice causes, the frame portion of viewing area periphery can be reduced, thus realize the expansion of viewing area and the miniaturization of equipment.
Above, be illustrated the preferred embodiment of the present invention, but be to be understood that these are illustrative embodiment of the present invention, the present invention is not limited to these embodiments.Can without departing from the scope of the present invention, carry out adding, omit, replace and other change.Thus, should not think that the present invention is subject to the restriction of aforementioned explanation, the scope according to claims limits the present invention.
[symbol description]
1, 2 ... film applying system (production system of optical display means), 13 ... first laminating apparatus (laminating apparatus), 15 ... second laminating apparatus (laminating apparatus), 18 ... 3rd laminating apparatus (laminating apparatus), 25 ... control device, 31a ... unreel portion, 31b ... shearing device (cutting part), 31c ... cutter edge (stripping portion), 32 ... laminating head (sticking part), 32a ... holding surface, 41 ... absorptive table, 42 ... reclaim platform, 51 ... first shearing device, 52 ... second shearing device, 63 ... labelling apparatus, 70 ... mobile device, 91 ... first pick-up unit (pick-up unit), 92 ... second detection device (pick-up unit), P ... liquid crystal panel (optical display components), P4 ... viewing area, F1 ... first optics sheet (optics sheet), F2 ... second optics sheet (optics sheet), F3 ... 3rd optics sheet (optics sheet), FX ... optics sheet, F3a ... spacer, F11 ... first optics (optics), F12 ... second optics (optics), F13 ... 3rd optics (optics), F1X ... optics, R1 ... blank roller, SA1 ... first binding face (binding face), ED ... the ora terminalis (outer peripheral edges of binding face) of the first binding face.
Claims (8)
1. a production system for optical display means, optics that optical display components is fitted, the feature of the production system of this optical display means is, comprising:
Laminating apparatus, the ribbon-like optical parts sheet of the width corresponding with the viewing area of described optical display components is released from blank roller, and cutting is carried out to form described optics by the length corresponding with described viewing area to described optics sheet, afterwards by described optical member adhering to described optical display components
Described laminating apparatus comprises:
Unreel portion, described optics sheet is released from described blank roller together with spacer;
Detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming;
Cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing qualified optics or the defective optics of formation containing described shortcoming of described shortcoming;
Stripping portion, peels off described qualified optics or described defective optics from described spacer;
Absorptive table, has and adsorbs described optical display components and the adsorption plane kept;
Reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective optics;
Sticking part, keeps the described qualified optics separated from described spacer and is fitted to described optical display components, and keeps the described defective optics separated from described spacer and fitted to described recovery platform; With
Mobile device, makes described sticking part between described stripping portion and described optical display components or moves between described stripping portion and described recovery platform.
2. the production system of optical display means according to claim 1, wherein,
Described stripping portion and described absorptive table are configured in along the throughput direction of described optics sheet position adjacent one another are,
Described recovery platform is configured at position adjacent with described absorptive table on the direction orthogonal with the throughput direction of described optics sheet.
3. the production system of optical display means according to claim 1, wherein,
Throughput direction along described optics sheet configures described stripping portion, described absorptive table and described recovery platform with linearity.
4. the production system of optical display means according to claim 3, wherein,
Described recovery platform is configured in the position opposed with described stripping portion across described absorptive table.
5. the production system of optical display means according to claim 3, wherein,
Described recovery platform is configured between described stripping portion and described absorptive table.
6. the production system of the optical display means according to any one of Claims 1 to 5, also comprises:
Labelling apparatus, based on the result of determination of described detection unit, to the part additional marking of the described shortcoming of described optics sheet,
The part of described cutting part to the follow-up side of the ora terminalis of the described mark of the upstream side of the throughput direction of described optics sheet is cut, and forms described defective optics.
7. a production system for optical display means, the feature of the production system of this optical display means of optics that optical display components is fitted is, comprising:
Laminating apparatus, the width ribbon-like optical parts sheet wider than the length on the arbitrary limit the long limit of the viewing area of described optical display components and minor face is released from blank roller, and described optics sheet cut according to the length that the length than any another side in the long limit of described viewing area and minor face is long and forms thin slice, afterwards described thin slice being fitted in described optical display components; With
Shearing device, cuts away the redundance in the outside being configured in the part opposed with described viewing area from the described thin slice fitting to described optical display components, form the described optics of the size corresponding with described viewing area,
Described laminating apparatus comprises:
Unreel portion, described optics sheet is released from described blank roller together with spacer;
Detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming;
Cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing the qualified thin slice of described shortcoming or the defective thin slice containing described shortcoming;
Stripping portion, peels off described qualified thin slice or described defective thin slice from described spacer;
Absorptive table, has and adsorbs described optical display components and the adsorption plane kept;
Reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective thin slice;
Sticking part, keeps the described qualified thin slice separated from described spacer and is fitted to described optical display components, and keeps the described defective thin slice separated from described spacer and fitted to described recovery platform; With
Mobile device, makes described sticking part between described stripping portion and described optical display components or moves between described stripping portion and described recovery platform.
8. a production system for optical display means, optics that optical display components is fitted, the feature of the production system of this optical display means is, comprising:
Laminating apparatus, the width ribbon-like optical parts sheet wider than the length on the arbitrary limit the long limit of the viewing area of described optical display components and minor face is released from blank roller, and described optics sheet cut according to the length that the length than any another side in the long limit of described viewing area and minor face is long and forms thin slice, afterwards described thin slice being fitted to described optical display components;
Pick-up unit, detects the outer peripheral edges of the binding face of the described optical display components and described thin slice that are fitted with described thin slice; With
Shearing device, cuts away the redundance in the outside being configured in the part corresponding with described binding face from the described thin slice fitting to described optical display components, form the described optics of the size corresponding with described binding face,
Described laminating apparatus comprises:
Unreel portion, described optics sheet is released from described blank roller together with spacer;
Detection unit, judges that whether the described optics sheet of being released by the described portion of unreeling is containing shortcoming;
Cutting part, based on the result of determination of described detection unit, cuts described optics sheet in the mode leaving described spacer, is formed not containing qualified thin slice or the defective thin slice of formation containing described shortcoming of described shortcoming;
Stripping portion, peels off described qualified thin slice or described defective thin slice from described spacer;
Absorptive table, has and adsorbs described optical display components and the adsorption plane kept;
Reclaim platform, be configured in position not overlapping with described absorptive table when observing from the normal direction of described adsorption plane, reclaim described defective thin slice;
Sticking part, keeps the described qualified thin slice separated from described spacer and is fitted to described optical display components, and keeps the described defective thin slice separated from described spacer and fitted to described recovery platform; With
Mobile device, makes described sticking part between described stripping portion and described optical display components or moves between described stripping portion and described recovery platform,
The outer peripheral edges of the described binding face of the described optical display components that described shearing device detects along described pick-up unit and described thin slice, cut off described thin slice.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
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| JP2013-037565 | 2013-02-27 | ||
| JP2013037565 | 2013-02-27 | ||
| JP2013104407A JP5724147B2 (en) | 2013-02-27 | 2013-05-16 | Optical display device production system |
| JP2013-104407 | 2013-05-16 | ||
| PCT/JP2014/054461 WO2014132950A1 (en) | 2013-02-27 | 2014-02-25 | Production system for optical display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105008989A true CN105008989A (en) | 2015-10-28 |
| CN105008989B CN105008989B (en) | 2017-12-12 |
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| CN201480010685.6A Expired - Fee Related CN105008989B (en) | 2013-02-27 | 2014-02-25 | The production system of optical display means |
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| JP (1) | JP5724147B2 (en) |
| KR (1) | KR102062941B1 (en) |
| CN (1) | CN105008989B (en) |
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| KR101674353B1 (en) | 2016-05-30 | 2016-11-08 | 주식회사 엘지화학 | The continuous manufacturing method of display unit and device thereof |
| KR20190109115A (en) | 2018-03-16 | 2019-09-25 | 주식회사 엘지화학 | Method for manufacturing display unit |
| CN109692782B (en) * | 2018-08-24 | 2023-12-26 | 东莞触点智能装备有限公司 | Laminating equipment |
| CN110233208A (en) * | 2019-05-09 | 2019-09-13 | 恩利克（浙江）智能装备有限公司 | A kind of fitting of rotatory polarization piece and shape cutting apparatus and method of flexibility OLED display panel |
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| JP3666820B2 (en) * | 1994-09-19 | 2005-06-29 | 株式会社大久保製作所 | Polarizer pasting device |
| JP3396357B2 (en) * | 1995-11-16 | 2003-04-14 | 日東電工株式会社 | Resist removal equipment |
| JP2003255132A (en) | 2002-03-05 | 2003-09-10 | Sumitomo Chem Co Ltd | Manufacturing method for optical film chip |
| JP2004118012A (en) * | 2002-09-27 | 2004-04-15 | Takatori Corp | Method for sticking polarizing plate to liquid crystal panel |
| JP4724742B2 (en) * | 2008-01-09 | 2011-07-13 | 日東電工株式会社 | Optical display device manufacturing system and optical display device manufacturing method |
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| CN101884060A (en) * | 2008-04-08 | 2010-11-10 | 日东电工株式会社 | Manufacturing system for an optical display device, manufacturing method for an optical display device, removal device, and removal method |
| JP2010015082A (en) * | 2008-07-07 | 2010-01-21 | Sharp Corp | Polarizing plate bonding device, and polarizing plate bonding method using the same |
| CN102405438A (en) * | 2010-02-17 | 2012-04-04 | 住友化学株式会社 | Polarization film lamination apparatus, and LCD device production system equipped with same |
| WO2012035837A1 (en) * | 2010-09-17 | 2012-03-22 | コニカミノルタオプト株式会社 | Production method and production system for optical display device |
| CN102782570A (en) * | 2011-02-23 | 2012-11-14 | 住友化学株式会社 | Collection device, lamination system and collection method |
Also Published As
| Publication number | Publication date |
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| WO2014132950A1 (en) | 2014-09-04 |
| TWI600544B (en) | 2017-10-01 |
| KR20150121004A (en) | 2015-10-28 |
| KR102062941B1 (en) | 2020-01-06 |
| TW201441046A (en) | 2014-11-01 |
| JP2014194513A (en) | 2014-10-09 |
| JP5724147B2 (en) | 2015-05-27 |
| CN105008989B (en) | 2017-12-12 |
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