CN101142513A - Polarizing plate sticking device - Google Patents
Polarizing plate sticking device Download PDFInfo
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- CN101142513A CN101142513A CNA2006800083084A CN200680008308A CN101142513A CN 101142513 A CN101142513 A CN 101142513A CN A2006800083084 A CNA2006800083084 A CN A2006800083084A CN 200680008308 A CN200680008308 A CN 200680008308A CN 101142513 A CN101142513 A CN 101142513A
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- polarizing plate
- plate sticking
- liquid crystal
- polaroid
- sticking device
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
Abstract
In a polarizing disc pasting device according to the invention, a first polarizing disc pasting device (600) and a second polarizing disc pasting device (700) are provided with frame components (601 and 701) which are arranged that the components can rotate around the rotating axes (P11 and P12) and have four side surfaces. Therefore while the operation of pasting the polarizing disc (2 and 3) to the liquid crystal unit substrate (1) a the polarizing disc pasting station (S13), the operations of stripping covering thin film from the polarizing disc (2 and 3) at the covering film stripping station (S13) and receiving polarizing disc (3) at the polarizing disc receiving station (S11) can be executed. As a result, the polarizing disc pasting device which can restrain the increasing of the base area of the polarizing disc pasting device caused by the enlargement of the color liquid crystal display device is provided.
Description
Technical field
The present invention relates to polarizing plate sticking device, even if relate to the structure of the polarizing plate sticking device that liquid crystal cell substrate also can the restraining device floorage increases to maximization aspect development.
Background technology
In recent years, to maximization aspect development, the main flow size of colour liquid crystal display device has reached 32 inches to 46 inches to colour liquid crystal display device, and the size of colour liquid crystal display device also will speed up to the maximization aspect and develops from now on.
At first, Fig. 8 illustrates the section structure of colour liquid crystal display device 10.This colour liquid crystal display device 10 has: the liquid crystal cell substrate 1 that is made of the glass substrate that liquid crystal, oriented film, transparency electrode, colored filter etc. are clipped in the middle; Be arranged on the polaroid 2,3 of the 1st first type surface one side and the 2nd first type surface one side (CF face one side, TFT face one side) of this liquid crystal cell substrate 1.
Manufacturing process as the colour liquid crystal display device of such formation, need through various operations such as tft array operation, colored filter manufacturing process, unit assembling procedure, module assembling procedures, and the operation that polarizing plate sticking is gone to the liquid crystal cell substrate 1 is wherein just arranged.
This polarizing plate sticking operation is implemented after the liquid crystal cells assembling procedure.As shown in Figure 9, for polaroid 2 being configured in the 1st first type surface one side of liquid crystal cell substrate 1, the adhesive linkage on some that sticks on polaroid 2 is exposed, thereby cover film 2a will be stripped down from polaroid 2.Afterwards, as shown in figure 10, make to be absorbed and fixed at the polaroid 2 that keeps on the worktable 2A to liquid crystal cell substrate 1 lopsidedness (tilting action), liquid crystal cell substrate 1 and polaroid 2 are carried out in the limit with Sticking roller 5 conveying limit fits tightly polaroid 2 on the 1st first type surface (CF face) at liquid crystal cell substrate 1.Afterwards, liquid crystal cell substrate 1 is turned, polaroid 3 is similarly sticked on the 2nd first type surface (TFT face) of liquid crystal cell substrate 1.
As mentioned above, the stickup of liquid crystal cell substrate upper polarizer be the state bottom that makes liquid crystal cell substrate be plane configuration carry the limit with polarizing plate sticking to the 1 first type surface on, afterwards liquid crystal cell substrate is turned, same limit carries the limit with on polarizing plate sticking to the 2 first type surfaces.Therefore, along with the maximization of colour liquid crystal display device, the length on the floorage of polarizing plate sticking device, the particularly throughput direction is also inevitable elongated.But owing to be subjected to the restriction of workshop floor area of building, floorage can not infinitely strengthen.In addition, also exist the problem that manufacturing time (line production time) prolongs.
Therefore, in order to reduce floorage and to shorten the line production time, as a kind of at liquid crystal cell substrate the 1st first type surface and the 2nd first type surface on paste polaroid simultaneously technology, the disclosed polarizing plate sticking device of following patent documentation 1 (spy opens the 2004-144913 communique) has appearred.This patent documentation 1 disclosed device discloses a kind ofly can carry the limit to paste the formation of the device of polaroid simultaneously from both sides in the state bottom that liquid crystal cell substrate is erected.Thus, can reduce floorage and shortening line production time.
Patent documentation 1: the spy opens the 2004-144913 communique
But, in above-mentioned patent documentation 1 disclosed polarizing plate sticking device, be after polaroid is erect cover film to be peeled off from polaroid, thus make afterwards keep movable workbench with polarizing plate sticking on liquid crystal cell substrate.Therefore, for polarizing plate sticking to liquid crystal cell substrate, must during " polaroid setting operation " and " polaroid cover film stripping process " carries out, stop the conveying of liquid crystal cell substrate.And the conveying that stops liquid crystal cell substrate becoming the major reason that hinders the further shortening line production time.
Summary of the invention
Therefore, task of the present invention is the polarizing plate sticking device that provides a kind of its formation further to reduce floorage and further to shorten the line production time.
The polarizing plate sticking device of polarizing plate sticking device of the present invention to be the conveying limit of carrying out liquid crystal cell substrate, a kind of limit paste on the 1st first type surface of described liquid crystal cell substrate and the 2nd first type surface polaroid, possess: under the state that described liquid crystal cell substrate is erected, carry the substrate of described liquid crystal cell substrate to erect conveying device to set direction, and the 1st polarizing plate sticking device that disposes in opposite directions with the 1st first type surface one side of described liquid crystal cell substrate and the 2nd polarizing plate sticking device that disposes in opposite directions with the 2nd first type surface of described liquid crystal cell substrate, described the 1st polarizing plate sticking device and described the 2nd polarizing plate sticking device are used for pasting described polaroid simultaneously under the state that described liquid crystal cell substrate is erected on described the 1st first type surface of described liquid crystal cell substrate and described the 2nd first type surface.
And, described the 1st polarizing plate sticking device and described the 2nd polarizing plate sticking device have the turning axle with respect to the setting throughput direction configured in parallel of described liquid crystal cell substrate separately, is the center rotation by making described the 1st polarizing plate sticking device and described the 2nd polarizing plate sticking device with described turning axle, a side polaroid that constitute to accept described polaroid is accepted station up, is constituting the polarizing plate sticking station of described polarizing plate sticking to the described liquid crystal cell substrate with described liquid crystal cell substrate side in opposite directions.
And, in described polarizing plate sticking device, as other mode, is center rotation by making described the 1st polarizing plate sticking device and described the 2nd polarizing plate sticking device with described turning axle, also below a side constitute the cover film of cover film being peeled off from the surface of described polaroid and peel off station.
And, in described polarizing plate sticking device, as other mode, described the 1st polarizing plate sticking device and described the 2nd polarizing plate sticking device be provided with separately can with described turning axle be that the center disposes rotatably, have the frame parts of 4 sides, and be used for the polaroid that described polaroid remains on respectively on 4 sides of each frame parts is kept worktable; The cover film of a side is peeled off station below, disposes from being maintained at the cover film mechanism for stripping that described polaroid keeps the surface of the described polaroid on the worktable that cover film is peeled off; With described liquid crystal cell substrate polarizing plate sticking station in opposite directions, be provided with and make each polaroid keep the tilting action mechanism of worktable with the mode tilting action of the nearly described liquid crystal cell substrate of one side joint of the front end on the throughput direction of described liquid crystal cell substrate.
According to polarizing plate sticking device provided by the present invention, the turning axle that the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device is be arranged in parallel separately by employing with the setting throughput direction with respect to liquid crystal cell substrate is the structure of center rotation, can constitute the polaroid of accepting polaroid in a last side and accept station.
Therefore, to the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device transmission polaroid the time, do not need at first to make polaroid to erect.And, need under the state that polaroid is erect, polaroid not passed to the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device.Therefore, do not need other setting independently to be intended to the station that polaroid is erected.Its result helps to reduce floorage.
In addition, polaroid can be passed to the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device with horizontality, thereby can under the constant situation of the bearing accuracy of keeping polaroid, transmit.
Have again, only making the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device is that the center is rotated with the turning axle, just can constitute the polarizing plate sticking station of polarizing plate sticking on liquid crystal cell substrate with liquid crystal cell substrate side in opposite directions, therefore, the formation of device is being simplified.
In addition, the state that liquid crystal cell substrate is erect with its minor face one side is carried, thereby the radius of turn of the 1st polarizing plate sticking device and the 2nd polarizing plate sticking device is determined by the length on the short side direction of liquid crystal cell substrate.Therefore, can also realize polarizing plate sticking device with the perpendicular direction of the throughput direction of liquid crystal cell substrate on the miniaturization of width.
In addition, in polarizing plate sticking device, by adopt below the cover film cover film peeled off from the surface of polaroid of a side setting peel off station, can in the floorage of polarizing plate sticking device, cover film be set and peel off station.Therefore, can suppress because of the increase of the polarizing plate sticking device floorage that the station of peeling off that is intended to carry out cover film causes is set in addition.
Description of drawings
Fig. 1 is the vertical view that the overall formation of the polarizing plate sticking device in the reference technique is showed.
Fig. 2 is the 1st stereographic map that the formation of the 1st polarizing plate sticking device that polarizing plate sticking device adopted in the reference technique and the 2nd polarizing plate sticking device is showed.
Fig. 3 is the 2nd stereographic map that the formation of the 1st polarizing plate sticking device that polarizing plate sticking device adopted in the reference technique and the 2nd polarizing plate sticking device is showed.
Fig. 4 constitutes the vertical view of showing to the integral body based on the polarizing plate sticking device in the embodiments of the present invention.
Fig. 5 is that the V-V of Fig. 4 is to cut-open view.
Fig. 6 is the 1st stereographic map of showing based on the formation of the 1st polarizing plate sticking device that polarizing plate sticking device adopted in the embodiments of the present invention and the 2nd polarizing plate sticking device.
Fig. 7 is the 2nd stereographic map of showing based on the formation of the 1st polarizing plate sticking device that polarizing plate sticking device adopted in the embodiments of the present invention and the 2nd polarizing plate sticking device.
Fig. 8 is the accompanying drawing that the section structure of colour liquid crystal display device is roughly showed.
Fig. 9 the 1st analyses and observe artwork to what liquid crystal cell substrate polarizing plate sticking operation was roughly showed.
Figure 10 the 2nd analyses and observe artwork to what liquid crystal cell substrate polarizing plate sticking operation was roughly showed.
Description of reference numerals
1 liquid crystal cell substrate, 200,600 the 1st polarizing plate sticking devices, 201,301,601,701 frame parts, 211,212,213,214,311,312,313,314,611,612,613,614,711,712,713,714 polaroids keep worktable, 300,700 the 2nd polarizing plate sticking devices, 400 erect pipeline 400,401 first type surface backing rolls, limit, 402 lower end backing roll, 500 Sticking rollers, 1000,2000 polarizing plate sticking devices, 1001 polaroids take out station, 1002 polaroids location station, 1003 polaroids are erect station, and 1005 cover films are peeled off station, and 1006 erect station, 2001 polaroids take out station, 2002 polaroids location station, B1, B2 polaroid pipeline, the K1 SS, P1, P2, P11, the P12 turning axle, the S1 polaroid is accepted station, S2, the S13 cover film is peeled off station, S3, S14 polarizing plate sticking station, the S11 polaroid is accepted station, S12 standby station
Embodiment
Below, just in conjunction with the accompanying drawings based on the polarizing plate sticking device in the embodiments of the present invention.At first, Fig. 1～Fig. 3 illustrates the inventor of the application's case on the basis of the above-mentioned 1 disclosed polarizing plate sticking device of technical literature formerly, through the polarizing plate sticking device in the reference technique that performance history realized of polarizing plate sticking device of the present invention.Fig. 1 is the vertical view that the overall formation of the polarizing plate sticking device in the reference technique 1000 is showed, Fig. 2 is the 1st stereographic map that the formation of the 1st polarizing plate sticking device 200 that the polarizing plate sticking device in the reference technique 1000 is adopted and the 2nd polarizing plate sticking device 300 is showed, Fig. 3 is the 2nd stereographic map that the formation of the 1st polarizing plate sticking device 200 that the polarizing plate sticking device in the reference technique 1000 is adopted and the 2nd polarizing plate sticking device 300 is showed.
＜polarizing plate sticking device 1000 (reference technique) 〉
At first, in conjunction with Fig. 1 the formation of the polarizing plate sticking device in the reference technique 1000 is described.This polarizing plate sticking device 1000 constitutes like this, that is, the limit carries the limit to paste polaroid 2,3 respectively on the 1st first type surface of liquid crystal cell substrate 1 and the 2nd first type surface with upright state liquid crystal cell substrate 1.For liquid crystal cell substrate 1 is carried with upright state, be provided with and erect pipeline 400.
＜setting pipeline 400 〉
Erect on the whole length of pipeline 400 a pair of first type surface backing roll 401 that is provided with limit, lower end backing roll 402 (with reference to Fig. 2) that the limit, lower end of liquid crystal cell substrate 1 is supported and the 1st and the 2nd first type surface of liquid crystal cell substrate 1 is supported with set spacing at this.When carrying out the conveying of liquid crystal cell substrate 1, driving shaft is connected with limit, lower end backing roll and limit, lower end backing roll is rotated, just can carry out the conveying of liquid crystal cell substrate 1.In Fig. 1, arrow A 2 directions of liquid crystal cell substrate 1 in figure are carried.
Erectting upstream one side of pipeline 400, be provided with and be intended to washing flow line that liquid crystal cell substrate 1 is cleaned etc., here its explanation is being omitted.In addition, in the porch of erectting pipeline 400, be provided with and be intended to carry the liquid crystal cell substrate 1 of coming to erect the setting station 1006 of 90 degree being the level of state.In addition, erectting downstream one side of pipeline 400, be provided with the liquid crystal cell substrate 1 that is pasted with polaroid 2,3 on the 1st and the 2nd first type surface is carried out the inspection of foreign substance station etc. that foreign matter is sneaked into inspection, here its explanation is being omitted.
＜polaroid pipeline B1, B2 〉
On the other hand, the both sides erectting pipeline 400 are provided with and erect polaroid pipeline B1, B2 that pipeline 400 is provided with abreast.Polaroid 2,3 is the level of state carries.The throughput direction of the polaroid 2,3 on polaroid pipeline B1, the B2 is that the throughput direction with liquid crystal cell substrate 1 is opposite, the direction of the arrow A 1 among the figure.
Be respectively arranged with polaroid on polaroid pipeline B1, the B2 and take out station 1001, polaroid location station 1002 and polaroid setting station 1003.And, in order on the 1st first type surface of liquid crystal cell substrate 1 and the 2nd first type surface, to paste polaroid 2,3 simultaneously under the state of erectting at liquid crystal cell substrate 1, be provided with the 1st polarizing plate sticking device 200 that the 1st first type surface with liquid crystal cell substrate 1 disposes in opposite directions among the polaroid pipeline B1.In addition, be provided with the 2nd polarizing plate sticking device 300 that the 2nd first type surface with liquid crystal cell substrate 1 disposes in opposite directions among the polaroid pipeline B2.Formation about the 1st polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300 will be described hereinafter.
In the downstream of the 1st polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300 side, be respectively arranged with the cover film that is intended to cover film be peeled off from the liquid crystal cell substrate 1 and peel off station 1005.
＜the 1 polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300 〉
Below, describe in conjunction with Fig. 2 and Fig. 3 with regard to the formation of the 1st polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300.At first, as shown in Figure 2, the 1st polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300 have respectively with the perpendicular direction of the setting throughput direction (A2 direction) of liquid crystal cell substrate 1 on the turning axle P1, the P2 that are provided with, make the 1st polarizing plate sticking device 200 with this turning axle P1 be center rotation (rotation), to make the 2nd polarizing plate sticking device 300 be center rotation (rotation) with turning axle P2.
Specifically, to possess to be frame parts 201 that the center disposes rotatably, that have 4 sides with turning axle P1 to the 1st polarizing plate sticking device 200.This frame parts 201 has been seen whereabouts clockwise direction (C1) rotation from depression angle under the driving of not shown drive unit.Rotation is that a rotation step pitch is controlled with 90 degree.On 4 sides of frame parts 201, be respectively arranged with the polaroid that is used for to polaroid 2 keeps and keep worktable 211,212,213,214.
In the 1st polarizing plate sticking device 200 and side liquid crystal cell substrate 1 an opposite side in opposite directions, constitute the polaroid that is used for accepting polaroid 2 and accept station S1, constitute cover film and peel off station S2 accepting zone that station S1 dextrorotation turn 90 degrees from polaroid, and, peel off from cover film zone that station S2 dextrorotation turn 90 degrees, just with liquid crystal cell substrate 1 zone in opposite directions, constitute polarizing plate sticking station S3.
Each polaroid keeps worktable 211,212,213,214 to be provided with being used for a plurality of SS K1 of sticking polaroid 2.In addition, to be kept polaroid 2 on worktable 211,212,213,214 to paste in opposite directions the liquid crystal cell substrate 1 at each polaroid by sticking in order to keep worktable 211,212,213,214 to be positioned under the state of polarizing plate sticking station S3 at each polaroid, as shown in Figure 3, adopted a kind of like this formation, that is, can make each polaroid keep worktable 211,212,213,214 to carry out tilting action and make its front end and liquid crystal cell substrate 1 on the throughput direction of liquid crystal cell substrate 1 approaching.When pasting polaroid 2 on the liquid crystal cell substrate 1, the transporting velocity that Sticking roller 500 will be followed liquid crystal cell substrate 1 is rotated, and successively polaroid 2 is pasted on the liquid crystal cell substrate 1.The rotation of Sticking roller 500 is subjected to the control of not shown drive unit.
The 2nd polarizing plate sticking device 300 also has the formation same with the 1st polarizing plate sticking device 200, and possessing to be frame parts 301 that the center disposes with being rotated, that have 4 sides with turning axle P2.This frame parts 301 has been seen whereabouts counter-clockwise direction (C2) rotation from depression angle under the driving of not shown drive unit.Rotation is that a rotation step pitch is controlled with 90 degree.On 4 sides of frame parts 301, be respectively arranged with the polaroid that is used for to polaroid 3 keeps and keep worktable 311,312,313,314.
In the 2nd polarizing plate sticking device 300 and side liquid crystal cell substrate 1 an opposite side in opposite directions, constitute the polaroid that is used for accepting polaroid 3 and accept station S1, revolve the zone that turn 90 degrees and constitute cover film and peel off station S2 accepting station S1 inhour from polaroid, and, peel off from cover film station S2 inhour revolve the zone that turn 90 degrees, just with liquid crystal cell substrate 1 zone in opposite directions, constitute polarizing plate sticking station S3.
Keep on worktable 311,312,313,314 at each polaroid, be provided with and be used for a plurality of SS K1 of sticking polaroid 3.In addition, in order to keep worktable 311,312,313,314 to be positioned under the state of polarizing plate sticking station S3 at each polaroid, to be kept polaroid 3 on worktable 311,312,313,314 to paste in opposite directions the liquid crystal cell substrate 1 at each polaroid by sticking, as shown in Figure 3, adopted a kind of like this formation, that is, can make each polaroid keep worktable 211,212,213,214 to carry out tilting action and make its front end and liquid crystal cell substrate 1 on the throughput direction of liquid crystal cell substrate 1 approaching.When pasting polaroid 3 on the liquid crystal cell substrate 1, the transporting velocity that Sticking roller 500 will be followed liquid crystal cell substrate 1 is rotated, and successively polaroid 3 is pasted on the liquid crystal cell substrate 1.The rotation of Sticking roller 500 is subjected to the control of not shown not shown drive unit.
The effect of＜polarizing plate sticking device 1000 and effect 〉
In polarizing plate sticking device 1000, the 1 polarizing plate sticking devices 200 and the 2nd polarizing plate sticking device 300 that as above constitute, possessing can be that the center disposes rotatably, as to have 4 sides frame parts 201,301 with the turning axle P1 on the vertical direction.Like this, can be in the operation that polarizing plate sticking station S3 carries out polaroid 2,3 is pasted on the liquid crystal cell substrate 1, peel off station S2 at cover film and carry out operation that cover film is peeled off from polaroid 2,3 and accept the operation that station S1 accepts polaroid 3 at polaroid.Its result can shorten liquid is pasted the operation of polaroid 2,3 on brilliant cell substrate 1 the line production time significantly.
But, when liquid crystal cell substrate 1 is of a size of 32 inches to 46 inches, in polarizing plate sticking device shown in Figure 1 1000, its floorage size be total length (L1) be about 9350mm (the about 6500mm of L2=, the about 1350mm of L3=, L4=1500mm), overall with (W1) is about 4900mm, therefore, the floorage size of device is still very big, and people wish further to reduce the floorage size.
For this reason, the inventor of the application's case furthers investigate, this polarizing plate sticking device 1000 is further improved, has invented the device that can when keeping, further reduce the polarizing plate sticking device of floorage size and constituted than the short line production time.
＜polarizing plate sticking device 2000 〉
Below, just describe in conjunction with Fig. 4 to Fig. 7 based on the polarizing plate sticking device in the embodiments of the present invention 2000.Fig. 4 is the vertical view that the integral body formation of the polarizing plate sticking device in the present embodiment 2000 is showed, Fig. 5 is that the V-V of Fig. 4 is to cut-open view, Fig. 6 is the 1st stereographic map that the formation of the 1st polarizing plate sticking device 600 that the polarizing plate sticking device in the present embodiment 2000 is adopted and the 2nd polarizing plate sticking device 700 is showed, Fig. 7 is the 2nd stereographic map that the formation of the 1st polarizing plate sticking device 600 that the polarizing plate sticking device in the present embodiment 2000 is adopted and the 2nd polarizing plate sticking device 700 is showed.The part that all and above-mentioned polarizing plate sticking device 1000 is identical or suitable is given identical numbering and is omitted its duplicate explanation.
At first, in conjunction with Fig. 4 the formation of the polarizing plate sticking device in the present embodiment 2000 is described.This polarizing plate sticking device 2000 and above-mentioned polarizing plate sticking device 1000 are same, also be provided with and be intended to setting pipeline 400 that liquid crystal cell substrate 1 is carried with upright state, this setting pipeline 400 constitutes the limit and carries the limit to paste polaroid 2,3 respectively on the 1st first type surface of liquid crystal cell substrate 1 and the 2nd first type surface with upright state liquid crystal cell substrate 1.Same with above-mentioned polarizing plate sticking device 1000, the A2 direction of liquid crystal cell substrate 1 in figure carried.
＜polaroid pipeline L1, L2 〉
Same with above-mentioned polarizing plate sticking device 1000, be provided with and erect polaroid pipeline L1, the L2 that pipeline 400 is provided with abreast in the both sides of erectting pipeline 400.Polaroid 2,3 is the level of state carries.The throughput direction of the polaroid 2,3 on polaroid pipeline L1, the L2 is that the throughput direction with liquid crystal cell substrate 1 is opposite, the direction of the arrow A 1 among the figure.
Be respectively arranged with polaroid on polaroid pipeline L1, the L2 and take out station 2001 and polaroid location station 2002.Different with above-mentioned polarizing plate sticking device 1000 is polaroid not to be set erect station.In addition, for under the state that liquid crystal cell substrate 1 is erect, on the 1st first type surface of liquid crystal cell substrate 1 and the 2nd first type surface, paste polaroid 2,3 simultaneously, be provided with the 1st polarizing plate sticking device 600 that the 1st first type surface with liquid crystal cell substrate 1 disposes in opposite directions among the polaroid pipeline L1, and in polaroid pipeline L2, be provided with the 2nd polarizing plate sticking device 700 that the 2nd first type surface with liquid crystal cell substrate 1 disposes in opposite directions.Formation about the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 will be described hereinafter.
In above-mentioned polarizing plate sticking device 1000, be provided with cover film in the downstream of the 1st polarizing plate sticking device 200 and the 2nd polarizing plate sticking device 300 side and peel off station 1005, but in this polarizing plate sticking device 2000, in the downstream of the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 side cover film is not set and peels off station.The position that is provided with about cover film is peeled off station is described later it.
＜the 1 polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 〉
Below, the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 are described in conjunction with Fig. 5 to Fig. 7.At first, as shown in Figure 5 and Figure 6, the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 constitute respectively like this, promptly, have turning axle P11, P12 that the setting throughput direction (A2 direction) with respect to liquid crystal cell substrate 1 be arranged in parallel, make the 1st polarizing plate sticking device 600 with this turning axle P11 be center rotation (rotation), to make the 2nd polarizing plate sticking device 700 be center rotation (rotation) with turning axle P12.
Specifically, to possess to be frame parts 601 that the center disposes rotatably, that have 4 sides with turning axle P11 to the 1st polarizing plate sticking device 600.This frame parts 601 under the driving of not shown drive unit, see over from the one side direction downstream, upstream of the throughput direction of liquid crystal cell substrate 1 (opposite) with arrow A 2 rotate to counter-clockwise direction (R1).Rotation is that a rotation step pitch is controlled with 90 degree.On 4 sides of frame parts 601, be respectively arranged with the polaroid that is used for to polaroid 2 keeps and keep worktable 611,612,613,614.
A side above the frame parts 601 of the 1st polarizing plate sticking device 600, constitute the polaroid that is used for accepting polaroid 2 and accept station S11, constitute cover film in the zone (lower zone) of accepting station S11 inhour Rotate 180 degree from polaroid and peel off station S13, and, peel off from cover film station S13 inhour revolve the zone that turn 90 degrees, just with liquid crystal cell substrate 1 zone in opposite directions, constitute polarizing plate sticking station S14.Accept station S11 from polaroid and become the standby zone to the standby station S12 of counter rotation 90 degree.
Keep on worktable 611,612,613,614 at each polaroid, be provided with and be used for a plurality of SSs of sticking polaroid 2.In addition, in order to keep worktable 611,612,613,614 to be positioned under the state of polarizing plate sticking station S14 at each polaroid, to be kept polaroid 2 on worktable 611,612,613,614 to paste in opposite directions the liquid crystal cell substrate 1 at each polaroid by sticking, as shown in Figure 7, adopted a kind of like this formation, that is, can make each polaroid keep worktable 611,612,613,614 to carry out tilting action and make its front end and liquid crystal cell substrate 1 on the throughput direction of liquid crystal cell substrate 1 approaching.When pasting polaroid 2 on the liquid crystal cell substrate 1, the transporting velocity that Sticking roller 500 will be followed liquid crystal cell substrate 1 is rotated, and successively polaroid 2 is pasted on the liquid crystal cell substrate 1.The rotation of Sticking roller 500 is subjected to the control of not shown drive unit.
To the approaching tilting action mechanism of liquid crystal cell substrate 1 itself, can adopt known driving mechanism as making each polaroid keep worktable 611,612,613,614 to carry out tilting action.In addition, also can adopt the tilting action mechanism that keeps being respectively arranged with between worktable and the frame parts 601 driving mechanism at each polaroid, can also adopt a driving mechanism to make all polaroids keep worktable to carry out the mechanism of tilting action by being arranged on the frame parts 601.In addition, the cover film mechanism for stripping of peeling off the cover film among the station S13 can adopt known mechanism.
The 2nd polarizing plate sticking device 700 also has the formation same with the 1st polarizing plate sticking device 600, and possessing to be frame parts 701 that the center disposes rotatably, that have 4 sides with turning axle P2.This frame parts 701 under the driving of not shown drive unit, see over from the one side direction downstream, upstream of the throughput direction of liquid crystal cell substrate 1 (opposite) with arrow A 2 rotate to clockwise direction (R2).Rotation is that a rotation step pitch is controlled with 90 degree.On 4 sides of frame parts 701, be respectively arranged with the polaroid that is used for to polaroid 3 keeps and keep worktable 711,712,713,714.
A side above the frame parts 701 of the 1st polarizing plate sticking device 700, constitute the polaroid that is used for accepting polaroid 3 and accept station S11, constitute cover film in the zone (lower zone) of accepting station S11 dextrorotation turnback from polaroid and peel off station S13, and, peel off from cover film station S13 inhour revolve the zone that turn 90 degrees, just with liquid crystal cell substrate 1 zone in opposite directions, constitute polarizing plate sticking station S14.Accept station S11 from polaroid and become the standby zone to the standby station S12 of counter rotation 90 degree.
Keep on worktable 711,712,713,714 at each polaroid, be provided with and be used for a plurality of SSs of sticking polaroid 3.In addition, in order to keep worktable 711,712,713,714 to be positioned under the state of polarizing plate sticking station S14 at each polaroid, to be kept polaroid 3 on worktable 711,712,713,714 to paste in opposite directions the liquid crystal cell substrate 1 at each polaroid by sticking, as shown in Figure 7, adopted a kind of like this formation, that is, can make each polaroid keep worktable 711,712,713,714 to carry out tilting action and make its front end and liquid crystal cell substrate 1 on the throughput direction of liquid crystal cell substrate 1 approaching.When pasting polaroid 3 on the liquid crystal cell substrate 1, the transporting velocity that Sticking roller 500 will be followed liquid crystal cell substrate 1 is rotated, and successively polaroid 3 is pasted on the liquid crystal cell substrate 1 simultaneously with above-mentioned polaroid 2.The rotation of Sticking roller 500 is subjected to the control of not shown drive unit.
Near the tilting action mechanism of liquid crystal cell substrate 1 itself, can adopt known driving mechanism as making each polaroid keep worktable 711,712,713,714 to carry out tilting action.In addition, also can adopt the tilting action mechanism that keeps being provided with respectively between worktable and the frame parts 701 driving mechanism at each polaroid, can also adopt a driving mechanism to make all polaroids keep worktable to carry out the mechanism of tilting action by being arranged on the frame parts 701.In addition, the cover film mechanism for stripping of peeling off the cover film among the station S13 can adopt known mechanism.
The effect of＜polarizing plate sticking device 2000 and effect 〉
Possessing according to polarizing plate sticking device 2000, the 1 polarizing plate sticking devices 600 that as above constitute and the 2nd polarizing plate sticking device 700 to be that the center disposes rotatably, as to have 4 sides frame parts 601,701 with turning axle P11, P12.So, can be in the operation that polarizing plate sticking station S14 pastes polaroid 2,3 on the liquid crystal cell substrate 1, peel off station S13 at cover film and carry out operation that cover film is peeled off from polaroid 2,3 and accept the operation that station S11 accepts polaroid 3 at polaroid.Its result can shorten the line production time of pasting the operation of polaroid 2,3 on liquid crystal cell substrate 1 significantly.
In addition, since can be above being positioned at the polaroid of a side accept station S11 and accept polaroid, therefore, to the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 transmission polaroids the time, do not need at first to make polaroid 2,3 to erect, there is no need under the state that polaroid 2,3 is erect, to transmit polaroid yet to the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700.So, the station that is used for making polaroid 2,3 settings needn't be set in addition.Its result helps to reduce floorage.
In addition, owing to polaroid 2,3 can be passed to the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 with horizontality, thereby can under the constant situation of the bearing accuracy of keeping polaroid, transmit.
Have again, only making the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 is that the center is rotated with turning axle (P11, P12), just can polaroid 2,3 be sticked on polarizing plate sticking station 11 on the liquid crystal cell substrate 1 constituting with liquid crystal cell substrate 1 side in opposite directions, therefore, can also make being configured of device to simplify.
In addition, because liquid crystal cell substrate 1 is carried with the state of its minor face one side setting, thereby the radius of turn of the 1st polarizing plate sticking device 600 and the 2nd polarizing plate sticking device 700 is determined by the length on the short side direction of liquid crystal cell substrate 1.Its result, can also realize polarizing plate sticking device 2000 with the perpendicular direction of the throughput direction of liquid crystal cell substrate 1 on the miniaturization of width (W1 among Fig. 4).
In addition, since polarizing plate sticking device 2000 adopt below the cover film cover film peeled off from the surface of polaroid 2,3 of a side setting peel off the structure of station S13, thereby cover film can be peeled off in the floorage that station S13 is arranged on polarizing plate sticking device 2000.Its result can suppress because of the increase of polarizing plate sticking device 2000 floorages that the station of peeling off that is intended to carry out cover film causes is set in addition.
As mentioned above, if compare with the floorage of polarizing plate sticking device 1000 shown in Figure 1, the floorage size (with reference to Fig. 4) of this polarizing plate sticking device 2000 is when liquid crystal cell substrate 1 is of a size of 32 inches to 46 inches, its total length (L1) is about 7000mm (the about 4150mm of L2=, the about 1350mm of L3=, L4=1500mm), overall with (W1) is about 4000mm, and the floorage size is further reduced.
Technical interest field of the present invention is not only to make an explanation with above-mentioned embodiment, but delimit by the content that claims are put down in writing.In addition, also comprise with the equal content of claim scope and in the claim scope the change that can carry out interior.
Claims (3)
1. polaroid (2,3) is pasted in the conveying limit that polarizing plate sticking device, limit carry out liquid crystal cell substrate (1) on the 1st first type surface of described liquid crystal cell substrate (1) and the 2nd first type surface, it is characterized in that,
Possess: under the state that described liquid crystal cell substrate (1) is erected, carry the substrate of described liquid crystal cell substrate (1) to erect conveying device (400) to set direction, and the 1st polarizing plate sticking device (600) that disposes in opposite directions with the 1st first type surface one side of described liquid crystal cell substrate (1) and the 2nd polarizing plate sticking device (700) that disposes in opposite directions with the 2nd first type surface of described liquid crystal cell substrate (1), described the 1st polarizing plate sticking device (600) and described the 2nd polarizing plate sticking device (700) are used for pasting described polaroid (2 simultaneously under the state that described liquid crystal cell substrate (1) is erected on described the 1st first type surface of described liquid crystal cell substrate (1) and described the 2nd first type surface, 3);
Described the 1st polarizing plate sticking device (600) and described the 2nd polarizing plate sticking device (700) have the turning axle (P11, P12) with respect to the setting throughput direction configured in parallel of described liquid crystal cell substrate separately;
Is the center rotation by making described the 1st polarizing plate sticking device (600) and described the 2nd polarizing plate sticking device (700) with described turning axle (P11, P12), and the polaroid of the side formation described polaroid of acceptance (2,3) is accepted station (S11) up;
Described polaroid (2,3) is pasted polarizing plate sticking station (S14) on the described liquid crystal cell substrate constituting with described liquid crystal cell substrate (1) side in opposite directions.
2. polarizing plate sticking device as claimed in claim 1 is characterized in that,
Is center rotation by making described the 1st polarizing plate sticking device (600) and described the 2nd polarizing plate sticking device (700) with described turning axle (P11, P12), also below a side constitute the cover film of cover film being peeled off from the surface of described polaroid (2,3) and peel off station (S13).
3. polarizing plate sticking device as claimed in claim 2 is characterized in that,
It can be that the center disposes rotatably, as to have 4 sides frame parts (601,701) with described turning axle (P11, P12) that described the 1st polarizing plate sticking device (600) and described the 2nd polarizing plate sticking device (700) are provided with separately, and is used for the polaroid that described polaroid (2,3) remains on respectively on 4 sides of each frame parts (601,701) is kept worktable (611,612,613,614,711,712,713,714);
The cover film of a side is peeled off station (S13) below, disposes from being maintained at the cover film mechanism for stripping that described polaroid keeps the surface of the described polaroid (2,3) on the worktable (611,612,613,614,711,712,713,714) that cover film is peeled off;
With described liquid crystal cell substrate (1) polarizing plate sticking station (14) in opposite directions, be provided with and make each polaroid keep the tilting action mechanism of worktable (611,612,613,614,711,712,713,714) with the mode tilting action of the nearly described liquid crystal cell substrate of one side joint of the front end on the throughput direction of described liquid crystal cell substrate (1) (1).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2006/317853 WO2007097058A1 (en) | 2006-09-08 | 2006-09-08 | Polarizing plate joining device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101598469A Division CN101604095B (en) | 2006-09-08 | 2006-09-08 | Adhered device for polarizing sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101142513A true CN101142513A (en) | 2008-03-12 |
| CN100549768C CN100549768C (en) | 2009-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006800083084A Active CN100549768C (en) | 2006-09-08 | 2006-09-08 | Polarizing plate sticking device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4571979B2 (en) |
| CN (1) | CN100549768C (en) |
| TW (2) | TWI386691B (en) |
| WO (1) | WO2007097058A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7950132B2 (en) | 2008-07-18 | 2011-05-31 | Lg Display Co., Ltd. | Method for manufacturing liquid crystal device |
| CN103513319A (en) * | 2012-06-29 | 2014-01-15 | 株式会社日立制作所 | Film sticking device |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5072758B2 (en) * | 2007-07-31 | 2012-11-14 | 株式会社日立ハイテクノロジーズ | Optical film pasting apparatus and display panel manufacturing method |
| JP5451539B2 (en) * | 2010-06-17 | 2014-03-26 | クライムプロダクツ株式会社 | Work bonding apparatus and work bonding method |
| CN102662261B (en) * | 2012-05-02 | 2014-06-25 | 深圳市盛德鑫自动化设备有限公司 | High-precision automatic alignment attachment method and high-precision automatic alignment attachment machine |
| KR101398102B1 (en) * | 2014-01-27 | 2014-05-28 | 한동희 | Panel bonding apparatus |
| KR102259038B1 (en) * | 2021-01-29 | 2021-05-31 | 한동희 | Apparatuses for packing masks |
| TWI752871B (en) * | 2021-04-23 | 2022-01-11 | 銘銪工業有限公司 | Attachment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63303318A (en) * | 1987-06-03 | 1988-12-09 | Toshiba Corp | Polarizing plate sticking device |
| JPH08207221A (en) * | 1995-01-31 | 1996-08-13 | Fuji Pureamu Kk | Method and apparatus for laminating thin pieces |
| JP3427808B2 (en) * | 2000-02-18 | 2003-07-22 | 株式会社エヌ・イー・エフ | Polarizing plate sticking method and device |
| JP2004118012A (en) * | 2002-09-27 | 2004-04-15 | Takatori Corp | Method for sticking polarizing plate to liquid crystal panel |
| KR100875465B1 (en) * | 2002-12-10 | 2008-12-22 | 삼성전자주식회사 | Polarizer Attachment |
| TWI249058B (en) * | 2004-07-15 | 2006-02-11 | Hannstar Display Corp | Apparatus and method of attaching optical films |
| JP2006039238A (en) * | 2004-07-28 | 2006-02-09 | Yodogawa Medekku Kk | Sticking device for functional film such as polarizing plate and ar film |
| JP2006058411A (en) * | 2004-08-18 | 2006-03-02 | Takatori Corp | Method and apparatus for bonding polarizing plate to liquid crystal panel |
-
2006
- 2006-09-08 WO PCT/JP2006/317853 patent/WO2007097058A1/en active Application Filing
- 2006-09-08 CN CNB2006800083084A patent/CN100549768C/en active Active
- 2006-09-08 JP JP2007528497A patent/JP4571979B2/en active Active
-
2007
- 2007-05-17 TW TW097125520A patent/TWI386691B/en active
- 2007-05-17 TW TW096117537A patent/TW200813498A/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7950132B2 (en) | 2008-07-18 | 2011-05-31 | Lg Display Co., Ltd. | Method for manufacturing liquid crystal device |
| US9096048B2 (en) | 2008-07-18 | 2015-08-04 | Lg Display Co., Ltd. | Integrated device of peeling and mounting board assembly on backlight unit of liquid crystal display |
| CN103513319A (en) * | 2012-06-29 | 2014-01-15 | 株式会社日立制作所 | Film sticking device |
| CN103513319B (en) * | 2012-06-29 | 2016-01-20 | 株式会社日立制作所 | Apparatus for film adhesion |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4571979B2 (en) | 2010-10-27 |
| JPWO2007097058A1 (en) | 2009-07-09 |
| TW200848808A (en) | 2008-12-16 |
| TW200813498A (en) | 2008-03-16 |
| TWI325973B (en) | 2010-06-11 |
| CN100549768C (en) | 2009-10-14 |
| WO2007097058A1 (en) | 2007-08-30 |
| TWI386691B (en) | 2013-02-21 |
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