CN100514129C - Optical sheet adhesive method to optical components and device - Google Patents
Optical sheet adhesive method to optical components and device Download PDFInfo
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- CN100514129C CN100514129C CNB2005100901066A CN200510090106A CN100514129C CN 100514129 C CN100514129 C CN 100514129C CN B2005100901066 A CNB2005100901066 A CN B2005100901066A CN 200510090106 A CN200510090106 A CN 200510090106A CN 100514129 C CN100514129 C CN 100514129C
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- optical sheet
- polarizer
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Abstract
The invention relates to a method and a device for bonding an optical sheet material to an optical member, which enables bonding tables for adsorbing and transporting an optical member such as a liquid crystal panel to move linearly, utilizes an index table at the supplying side of an optical sheet material such as a polarizing plate, reduces the quantity of the bonding tables, realizes high accuracy and simplified adjustment, and increases the work efficiency while shortening the operation time. By linearly moving a bonding table (1) which adsorbs and holds the optical member at the lower face side, the liquid crystal panel (A) is successively transferred to an optical member positioning position (b), an optical sheet material bonding position (d) and an optical member discharging position (e). The index table (2) is used to supply the polarizing plate (B) to the optical sheet material bonding position (d). The positions of the index table (2) are respectively set to an optical sheet material supply position (f), a demoulded sheet material release position (g), an optical sheet material plate positioning position (h) and an optical sheet material bonding position (d). The polarizing plate (B) is bonded to the liquid crystal panel (A) in the optical sheet material bonding positions (d) of the bonding table (1) and the index table (2) by using a polarizing plate bonding roller (41).
Description
Technical field
The invention relates to a kind of method of attaching from optical sheet to optical component and device of pasting, more particularly, be optical components such as liquid crystal panel to be carried out the straight line carrying about a kind of, and method and device that optical sheets such as Polarizer are supplied with rotary table and pasted on optical components such as liquid crystal panel, multiple taking during in addition also about a kind of supply that prevents optical sheet, and prevent the damage of optical sheet, and seek the method for attaching and the device to the optical sheet of optical component of efficiency of operationization.
Background technology
In the manufacturing engineering of optical goods such as liquid crystal, plasma scope, organic EL,, and paste various optical sheets for its dynamic necessity and surface protection.For example,, on the two sides of the liquid crystal panel that constitutes by glass substrate, need Polarizer, and in the manufacturing engineering of liquid crystal panel, carry out the stickup of Polarizer to the surface and the back side of liquid crystal panel about liquid crystal.
This Polarizer contrasts the liquid crystal panel substrate in advance and is cut into the size of setting, and at the paste that is formed on the one side pasting on liquid crystal panel, and forms laminated material for operation easily above the paste at this.And, to the stickup of liquid crystal panel the time, after this laminated material peeled off with adhesion zone etc., utilize Sticking roller to push and stick on the liquid crystal panel.
In known techniques, propose to have the various devices that liquid crystal panel automatically carried out the stickup of Polarizer.These devices can supply to the stickup worktable with the liquid crystal panel that has carried out cullet cleanings etc., and the bonding plane that will peel off the Polarizer of releasing sheet utilizes Sticking roller to push on liquid crystal panel and paste.
The stickup of this Polarizer to liquid crystal panel, be by 4 liquid crystal panel mounting portions are set on the stickup worktable of calibration mode, and intermittently rotate in 4 position chien shih foregoing liquid crystal panel mounting portions such as panel supply unit, panel cleaning portion, liquid crystal panel paste section, panel discharge portions, supply with Polarizer and carry out (for example, with reference to patent documentation 1 and 2) to the Polarizer paste section.
And recently because the increase of liquid crystal panel demand even also require efficient activity of making and the high speed that carries out operation at the Polarizer sticker, and is followed this high speed, efficient is supplied with the requirement increase of Polarizer well on the Polarizer sticker.
As the taking-up of the Polarizer in the known techniques, be that top from stacked Polarizer utilizes the absorption Polarizer of adsorbent slices and takes out.
And, in the taking-up of various sheet materials, provide the whole bag of tricks and device.In these method and apparatus, provide a kind of and flat member is carried out stacked, and in advance the peristome upper and lower side ground of lamination below is supported, and make that the adsorbent of adsorption sheet shakes below it with pawl, and the method and apparatus (for example, with reference to patent documentation 3) that sheet material is transferred to from pawl.
The practical disclosed reality of [patent documentation 1] Japan is opened clear 62-184527 communique (the 1st figure, the 2nd figure)
The spy of [patent documentation 2] Jap.P. deconjugation opens flat 8-87007 communique (the 1st page, the 2nd page, Fig. 1, Fig. 5)
The spy of [patent documentation 3] Japanese Patent Laid Open Publication opens the 2000-109226 communique, the 1st page, the 2nd page, the 8th page, the 9th page, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7
But, utilize the stickup of the above-mentioned this Polarizer that the method for 4 liquid crystal panels of mounting is carried out on the stickup worktable of calibration mode, have following 1)～5) such problem.
1) in order to make the liquid crystal panel sideway swivel, liquid crystal panel carrying worktable (stickup worktable) need be set in a plurality of liquid crystal panel mounting portion on the index table, and in order to keep certain stickup precision, the Sticking roller that is disposed on the depth of parallelism contrast liquid crystal panel paste section of a plurality of stickup worktable is adjusted, the precision that also each will be pasted worktable is blended into same level, so the adjustment of the depth of parallelism of stickup worktable is very difficult.
2) and, need remain on the depth of parallelism of the Sticking roller that is disposed on the liquid crystal panel paste section with similarly above-mentioned, so the depth of parallelism of Sticking roller needs also to adjust.
3) because index table is provided with a plurality of stickup worktable, and each position around is provided with pastes unit, cleaning unit, unloading device etc., so be used for checking that to pasting worktable the space of adjustment is few, safeguards very difficulty.
4) when the sticking placement of Polarizer, the peeling off of the taking-up of Polarizer, releasing sheet, the location of Polarizer, these 4 actions of stickup of Polarizer are carried out a sequence of positions, wherein, what make releasing sheet peels off the generation of high speed with static gas, when the stickup of Polarizer, can bring harmful effect, so the high speed difficulty of the supply side of Polarizer to liquid crystal panel.
5) known calibration mode, be above the liquid crystal panel mounting portion set on pasting worktable, in advance liquid crystal panel is adsorbed from downside, and in advance from it side utilize Sticking roller to paste Polarizer, and Polarizer is slided on the surface of Polarizer absorption workbench under the state that keeps absorption paste, so there is the problem that when Polarizer slides, is easy to generate scar and foreign matter on the worktable surface.
And, above aforementioned stacked Polarizer, utilize in the method for adsorbent with the absorption of Polarizer slices and taking-up, because the Polarizer of pasting to liquid crystal panel is formed with paste as described above on one side, so when stacked, can overflow from the edge of Polarizer sometimes because of its weight makes paste, and because of this paste makes the adjacent Polarizer formation tacky state of plural pieces, perhaps Polarizer produces static because of the problem of its material, forms the state that plural pieces adheres to.
When carry out bonding in this plural pieces or the state that adheres under from above adsorb and when taking out, have the problem of taking out plural pieces simultaneously.
And, as for prevent because of paste form bonding, and reduce the lamination amount of the Polarizer that at every turn carries out, then with opposite based on a large amount of supplies of nearest operation high speed in order to avoid on the Polarizer of duplexer bottom, apply heavy burden.
And said method is that adsorbent carries out access from the top, thus when supplying with groove to Polarizer and supply with Polarizer, in case stop device then need to make adsorbent to supply with groove and get out of the way from Polarizer, opposite with the requirement of nearest operation high speed.
On the other hand, adopt with Polarizer from below under the situation of the method for taking out, as longitudinally that Polarizer is stacked excessive, then on the Polarizer bottom that takes out side, too apply heavy burden, exist to be easy to generate overflowing of paste, and be easy to generate the more multiple problem of taking.
And, also exist when taking out and can produce friction, and make Polarizer produce the problem of scar with support the support sector of Polarizer at downside.
In addition, the method of patent documentation 3 exists in not with under the injured easily situation of member as prerequisite such as Polarizer, when the friction of sheet material when claw is pushed aside and injured problem, particularly under the situation of optical sheets such as Polarizer, as injured be mortal wound then, the optical goods such as liquid crystal panel that are pasted with injured Polarizer etc. can become unacceptable product.
And, in patent documentation 3, because the peristome of below is big, so when the Polarizer that is stained with plural pieces was taken out, the existence meeting made the problem of operation interruption because of the flexibility of Polarizer comes off from peristome quickly.
Summary of the invention
Therefore, problem of the present invention provides a kind of method of attaching and device of the optical sheets such as Polarizer to optical components such as liquid crystal, by the stickup worktable that adsorbs optical components such as carrying liquid crystal panel is moved point-blank, and adopt index table at the supply side of optical sheets such as Polarizer, and reduce the number of pasting worktable, and seek the raising of precision and the simplification of adjustment, and, by every processing of carrying out simultaneously side by side optical sheets such as Polarizers, can improve because of the time shortening makes efficiency.
In addition, problem of the present invention provides a kind ofly eliminates multiple problem of taking when the supply of optical sheet, and seeks efficiency of operationization, high speed, and when taking out hurtless method of attaching from optical sheet to optical component and the device of pasting of optical sheet.
In order to solve this problem, the 1st employing of the present invention is a kind of moves along straight line by the stickup worktable that makes absorption maintain optical component, wherein this optical component is adsorbed the following side that remains on this stickup worktable, thereby optical component is transported to the optical component position location successively, the optical sheet paste position, the optical component drain position, and in supply, adopt index table to the optical sheet of aforementioned optics sheet attaching position, and everybody of this index table installed be decided to be optical sheet and supply with the position, releasing sheet is peeled off the position, the optical sheet position location, the optical sheet paste position, and make the optical sheet paste position of pasting worktable and index table consistent, and the formation of optical component being carried out the stickup of optical sheet at this optical sheet paste position.
The 2nd of the present invention is adopted a kind of worktable of pasting that makes absorption maintain optical component to move and dispose along straight line, wherein this optical component is adsorbed and remains on the following side that this pastes worktable, and in the mobile way of this stickup worktable, set the optical component position location, the optical sheet paste position, the optical component drain position, and in supply, adopt index table to the optical sheet of aforementioned optics sheet attaching position, and each position with optical sheet absorption workbench set on this index table, be set at optical sheet supply position from optical sheet to the optical sheet absorption workbench that supply with, the releasing sheet of releasing sheet being peeled off from the optical sheet that is kept by the optical sheet absorption workbench is peeled off the position, optical sheet position location to the optical sheet absorption workbench, the optical sheet paste position, and make the optical sheet paste position of pasting worktable and index table consistent, and by the Sticking roller that carries out lifting action that is disposed on this optical sheet paste position, the formation of optical component being carried out the stickup of optical sheet.
The 3rd employing of the present invention is a kind of based on the 2nd invention, and forms that above-mentioned Sticking roller can rock from side to side and both end sides is supported by the elastic buffer member, and can follow the formation of the automatic core-adjusting structure on optical component surface.
The 4th method of attaching that provides a kind of based on the 1st invention of the present invention to optical component stickup optical sheet, adopting a kind of supply groove that is used in the optical sheet of taking in stacked form serves as that the below tilts to take out side, and make supply with groove below the terminal deflector roll that rotates freely, the slip-off preventing member that is arranged at the deflector roll downside contacts with the optical sheet surface, and adsorb optical sheet from the outside of supplying with groove by the peristome of adsorption element by the deflector roll upside, and make the action of adsorption element advance and retreat and the processing optical sheet, then, adsorption element is moved along the direction vertical with the axle of deflector roll and along the direction to optical sheet surface almost parallel, thereby optical sheet is taken out blocks ofly and supply to the formation that optical sheet is supplied with the position from supplying with groove.
The 5th of the present invention provides a kind of based on the 2nd a kind of sticker from optical sheet to optical component that paste with the 3rd invention, adopting a kind of supply groove that is used in the optical sheet of taking in stacked form serves as that the below tilts to take out side, and make supply with groove below the terminal deflector roll that rotates freely, the slip-off preventing member that is arranged at the deflector roll downside can be provided with contiguously with the optical sheet surface, and be provided with from the outside of supplying with groove that the peristome by the deflector roll upside adsorbs optical sheet, and along with the vertical direction of axle of deflector roll and along to the direction of optical sheet surface almost parallel adsorption element movably, and the optical sheet of stacked state is taken out blocks ofly and supplies to the formation that optical sheet is supplied with the position.
The 6th a kind of sticker from optical sheet to optical component that paste that provides a kind of based on the 5th invention of the present invention, adopt a kind ofly to be set up in parallel a plurality of aforementioned supply grooves, and utilize adsorption element or respectively supply with moving of groove and make adsorption element supply with the formation that the optical sheet in the groove carries out access each.
In addition; in foregoing invention; said optical component is meant the glass substrate of the displays such as liquid crystal panel in the optical goods such as liquid crystal, plasma scope, organic EL; said optical sheet; be the Polarizer of for example on the liquid crystal panel two sides, pasting because of its dynamic necessity; in addition, also comprise protection sheet material of pasting for the surface protection of optical component etc.
As utilize above-mentioned the 1st or the 2nd the method and the invention of device, be that the stickup worktable that optical components such as liquid crystal panel are adsorbed carrying is moved point-blank, and adopt index table at the supply side of optical sheets such as Polarizer, so can make the stickup worktable of optical component is 1, by this, the surface and the back side that comprise the liquid crystal panel of known techniques, can make the parallel adjustment of the stickup worktable that needs position, 8 place form a adjustment, and the manufacturing of device and the time of maintenance are shortened in position, 2 place.
And, by the handling system that makes optical components such as liquid crystal panel is straight line, the maintainability that needs high-precision stickup worktable is improved, but and precision adjust the stickup worktable well, so the result improves the stickup precision of optical sheets such as Polarizer.
In addition, owing to set the supply of optical sheets such as Polarizer in the index table side,, can shorten the time of stickup so can need the peeling off and the stickup of Polarizer of releasing sheet of the Polarizer of time simultaneously side by side.
And, because side is adsorbed maintenance with optical components such as liquid crystal panels below pasting worktable, so optical sheets such as Polarizer can be pasted from downside, and utilize gravity in the support of optical sheet that can be when pasting, the absorption that can reduce optical sheet is pressed or is not adsorbed and paste, the result can prevent that optical sheet is injured and produce foreign matter, uneven after can suppressing to fit.
In addition, paste worktable owing in scope, move from the optical component position location to the optical component drain position, and the positioning operation that needs the time of optical component side is carried out on the worktable different with pasting worktable, so can carry out the location of optical component and the stickup of optical sheet side by side, can not produce because of increasing and paste the problem that worktable causes, can efficient carry out the stickup of optical sheet well.
And, shown in the 3rd of the present invention, adopt to make Sticking roller can rock from side to side and make both end sides by constituting that the elastic buffer member is supported, then Sticking roller forms the automatic core-adjusting structure on the surface of following optical component, makes the adjustment of Sticking roller become easy.
And, as utilize the 4th or the 5th the method and the invention of device of the present invention, then tilt by the supply that makes optical sheet, can make the stacked weight that produces of optical sheet can vertically not be applied on the surface of optical sheet, disperse and make to bear a heavy burden, the paste that can alleviate on the optical sheet of paste that for example utilizes stickup usefulness and lamination overflows.
And, because removing direction with optical sheet, take out with the surperficial parallel direction of the otpical leaf of oblique inclination on the edge, so can alleviate the heavy burden because of the stacked weight that causes of optical sheet, reduces the generation because of the optical sheet scar that mantle friction caused to each other.
In addition, owing to taking out the terminal deflector roll that rotates freely that is provided with of side, so that the heavy burden the during dial-out of optical sheet alleviate, in addition owing to deflector roll is set, so also can prevent the scar that friction caused of end on optical sheet and the slip-off preventing member at the upside of slip-off preventing member.
And, because adsorption element takes out optical sheet from the lower end of supplying with groove, thus supply with the supply of the optical sheet of groove and adsorption element is got out of the way can carry out like a cork from supplying with the groove upper lateral, so can seek efficiency of operationization.
And, as utilize the invention of the 6th described device, owing to be set side by side with the supply groove of a plurality of optical sheets, seek efficiency of operationization so can carry optical sheet in a large number, and owing to the supply groove of adsorption element institute access can be replaced, optical sheet can be added to the supply slot part so need not stop the feedway of optical sheet, can seek the high speed more of operation.
Description of drawings
Figure 1 shows that planimetric map to all structures of the Polarizer sticker of liquid crystal panel.
The vertical disconnected front view (FV) that Fig. 2 enlarges for the part with the vector view I-I of Fig. 1.
The vertical disconnected front view (FV) that Fig. 3 enlarges for the part with the vector view II-II of Fig. 1.
Fig. 4 (a) to (c) is the action specification figure of the releasing sheet mechanism for stripping of Polarizer.
The vertical disconnected front view (FV) that Fig. 5 enlarges for the part with the vector view III-III of Fig. 1.
Fig. 6 (a) to (d) is the move loading action key diagram of liquid crystal panel to the position location.
Figure 7 shows that the planimetric map of the position location of liquid crystal panel.
Figure 8 shows that the front view (FV) of the position location of liquid crystal panel.
Fig. 9 (a) and (b) be the sticking placement key diagram of Polarizer.
Figure 10 is the expansion outboard profile of Polarizer paste section.
Figure 11 (a) to (c) is a liquid crystal panel discharging operation key diagram.
Figure 12 is the planimetric map of device of the present invention.
Figure 13 (a) is the IV-IV direction vector view of Figure 12, (b) is the action of its part.
Figure 14 is the V-V direction vector view of Figure 13.
Figure 15 enlarges right section outboard profile for the portion that wants of this invention.
Figure 16 is that the portion that wants of this invention enlarges the plane sectional drawing.
Figure 17 (a) is a taking-up action diagram of the present invention (b).
Figure 18 (c) is a taking-up action diagram of the present invention (d).
Figure 19 (e) is a taking-up action diagram of the present invention.
Figure 20 (a) is the action diagram of another example of taking-up of the present invention (b).
Figure 21 is the action diagram of another example of taking-up of the present invention.
A: liquid crystal panel a: optical component transfer position
B: optical component position location B: Polarizer
C: releasing sheet c: optical component cleaning position
D: optical component paste position e: optical component drain position
F: optical sheet is supplied with position g: releasing sheet is peeled off the position
H: optical sheet position location
1: paste worktable 2: index table
3: liquid crystal panel is supplied with conveying belt 4: liquid crystal panel transfer worktable
5: liquid crystal panel positioning table 6: the liquid crystal panel cleaning mechanism
7: liquid crystal panel is discharged worktable 8: photographic means
9:CCD camera 10: support seat
11: support performance platform 12: track
13: slide block 14: support frame
15: vertical track 16: slide block
17: cylinder 18: self-powered platform
19: rotating motor 20: rectilinear orbit
21: slide block 22: travel mechanism
23: ultrasonic gas injection portion 24: turning motor
25: turning axle 26: the optical sheet absorption workbench
27: turning axle 28: liquid crystal panel carrying conveying belt
29: liquid crystal panel is discharged conveying belt 30: receiver
31: transfer mechanism 32: peel off the unit
33: stripper roll 34: spool
35: peel off and be with 36: deflector roll
37: protection sheet stripper roll 38: peel off and take back Scroll
39: Polarizer top ends adsorbent 40: Attraction block
41: Polarizer Sticking roller 42: cylinder
43: guide piece 44: lifter plate
45: axis of rocking 46: roll is supported frame
47: elastic buffer member 48: dust cap
49: supporting arm 50: motor with reciprocating movement
51: support seat 52: support frame
53: track 54: slide block
55: moving body 56: Polarizer is supplied with groove
57,58: support frame 59,60: mobile frame
61: track 62: slide block
63: weight 64: the slip-off preventing member
65: guide rail 66: limiter
67: support frame 68: track
69: slide block 70: moving body
71: motor 72: turning axle
73: carriage 74: track
75: slide block 76: Attraction block
77: Attraction block is supported frame 78: cylinder
79: Polarizer support performance platform 80: cylinder
81: track 82: slide block
83: moving body 84: track
85: slide block 86: lift cylinder
87: absorption transporter 88: Attraction block
89: peristome
Embodiment
With as an example, with reference to the accompanying drawings example of the present invention is described below to the Polarizer sticker of liquid crystal panel.
As shown in Figure 1, the Polarizer sticker to liquid crystal panel of this invention, the handling system of liquid crystal panel A is carried out straight line configuration, and make the carrying of liquid crystal panel A and the stickup of Polarizer B utilize 1 stickup worktable to carry out, and in to the supply of the Polarizer B of liquid crystal panel A, adopt index table 2.
In addition, Polarizer B is secured on the two sides of liquid crystal panel A, so shown in the planimetric map of Fig. 1, two configurations that are arranged in a linear before and after the Polarizer sticker of liquid crystal panel makes, and the one side side in liquid crystal panel A is pasted Polarizer B on the paste position of preceding one deck, another side side in liquid crystal panel A on the paste position of back one deck is pasted Polarizer B, and the sticker of front and back all is an identical construction, therefore describe by structure, and at another sticker identical part is paid and to replace explanation with identical symbol a sticker.
Liquid crystal panel handling system before above-mentioned in the sticker of one deck, support the liquid crystal panel of liquid crystal panel A and carrying forwards to supply with conveying belt 3 level, the liquid crystal panel transfer worktable 4 that on optical component transfer position a, is disposed, the liquid crystal panel positioning table 5 that on the b of optical component position location, disposes, the liquid crystal panel cleaning mechanism 6 that on optical component cleaning position c, disposes, optical sheet paste position d, the liquid crystal panel that disposes on optical component drain position e is discharged worktable 7 configuration that is arranged in a linear, and makes stickup worktable 1 carry out straight line on them to move and form.
Above-mentioned liquid crystal panel transfer worktable 4 as shown in Figure 6, take the circumstances into consideration to pay at liquid crystal panel and supply with lifting action on the conveying belt 3 by drive unit, the level advance and retreat action that liquid crystal panel supply conveying belt 3 and liquid crystal panel positioning table are 5, lifting action on liquid crystal panel positioning table 5, and shown in Fig. 6 (a), be positioned at liquid crystal panel supply with conveying belt 3 above position of readiness descend, when liquid crystal panel being supplied with liquid crystal panel A on the conveying belt 3 and adsorb, rise, and be shown in to advance on the liquid crystal panel positioning table 5 as Fig. 6 (b) and move and descend, when mounting liquid crystal panel A on liquid crystal panel positioning table 5, remove absorption, and liquid crystal panel A supplied on the liquid crystal panel positioning table 5, then when shown in Fig. 6 (c), rising, return position of readiness by retreating mobile, and shown in Fig. 6 (d), adsorb next liquid crystal panel A.
5 pairs of above-mentioned liquid crystal panel positioning tables are fed into top liquid crystal panel A and adsorb maintenance, and the straight line that can utilize drive unit to carry out the plane moves and rotation and lifting action, and as Fig. 5 and shown in Figure 6, in the outside of this liquid crystal panel positioning table 5, subtend configuration lighting device 8 and CCD camera 9 on position up and down.
Fig. 7 and Figure 8 shows that the concrete structure of liquid crystal panel positioning table 5, so that support performance platform 11 is on support seat 10, utilize track 12 and slide block 13 to be configured by the form that suitable driving mechanism (not shown) is moved in the plane along the flechette-type symbol direction (Y direction) in the diagram, and on this support performance platform 11 be directed by vertical track 15 and slide block 16 on the upright support framework 14 that is provided with, and install and utilize cylinder 17 to carry out the self-powered platform 18 of knee-action, and on self-powered platform 18, make than the liquid crystal panel positioning table 5 of the little circle of liquid crystal panel A and install with the form of utilizing rotating motor 19 to rotate (θ) freely, and in the outside on these liquid crystal panel positioning table 5 tops, subtend configuration lighting device 8 and CCD camera 9 on upper-lower position.
This liquid crystal panel positioning table 5 adsorbs under the state of maintenance by the liquid crystal panel A on will be fed into, carrying out plane and straight line along the Y direction moves, and the edge of liquid crystal panel A is detected by lighting device 8 and CCD camera 9, and rotate along the θ direction, thereby can carry out the location of liquid crystal panel A according to the positional information at this edge.
Above-mentioned liquid crystal panel positioning table 5 rises behind the location of liquid crystal panel A, when the stickup worktable 1 adsorption liquid crystal panel A that stops at position of readiness, remove the absorption of liquid crystal panel A and return down position, can carry out delivering to the liquid crystal panel A that pastes worktable 1.
Above-mentioned liquid crystal panel cleaning mechanism 6 is under the situation of Fig. 5, be depicted as and adopt the ultrasonic cleaner, in the time of directly over adsorbed liquid crystal panel A passes through below the stickup worktable 1, eject ultrasonic gas and attract from ultrasonic gas ejection portion 23, and remove the liquid crystal panel cleaning mechanism of the attachment of liquid crystal panel A, but also can adopt flushing to wait other mechanism.
At above-mentioned optical sheet paste position d, Polarizer B is supplied to the index table 2 of pasting worktable 1, as shown in Figures 2 and 3, be installed in by level on the turning axle 25 of turning motor 24, and from turning axle 25 above the top ends of each outstanding wrist of four directions, optical sheet absorption workbench 26 is provided with equally spaced configuration on same circumference, and be rotated to side's intermittence with configuration space angle same with optical sheet absorption workbench 26, and the stop position of each optical sheet absorption workbench 26 is set to optical sheet and supplies with position f, releasing sheet is peeled off position g, optical sheet position location h, optical sheet paste position d, and the optical sheet paste position d of above-mentioned stickup worktable 1 and index table 2 is consistent.
In addition, at optical sheet paste position d shown in Figure 5, the stickup worktable 1 that keeps liquid crystal panel A is supplied to from the dextrad direction of turning left in diagram, and the optical sheet absorption workbench 26 that keeps Polarizer B is followed the rotation of index table 2, in diagram, be supplied to from left-hand toward right, but to optical sheet absorption workbench 26, consider conformability with the direct of travel of pasting worktable 1, in the following description, the left side of the optical sheet paste position d among Fig. 5 tip side as optical sheet absorption workbench 26 is described.
Above-mentioned optical sheet is pasted worktable 26 as shown in Figure 5, the position to the rear side of the moving direction of liquid crystal panel A is installed on the turning axle 27 that is supported on the index table 2, and can carries out the rotation that tip side rises from horizontality.
By aforementioned optical component drain position e, as Fig. 5 and shown in Figure 9, the liquid crystal panel A that the Polarizer stickup is finished is handed to liquid crystal panel discharge worktable 7 from pasting worktable 1, and liquid crystal panel is discharged mounting liquid crystal panel A on the worktable 7 liquid crystal panel carrying conveying belt 28 thereunder, and as shown in Figure 1, make liquid crystal panel A be moved to the optical component transfer position a at rear portion by this liquid crystal panel carrying conveying belt 28, and liquid crystal panel A utilizes with anterior identical effect and pastes Polarizer B in its another side side, and utilizes liquid crystal panel discharge conveying belt 29 to be sent to next engineering from the optical component drain position e at rear portion.
Supply with position f at the optical sheet that above-mentioned Polarizer B is supplied to the index table 2 of pasting worktable 1, as shown in Figure 3, the outside in the optical sheet absorption workbench 26 that stops at this position f, disposing and will making releasing sheet C is the receiver 30 taken under overlap condition of last a plurality of Polarizers, the Polarizer B that attracts the topmost in 1 receiver 30, and is the last transfer mechanism 31 that supplies on the optical sheet absorption workbench 26 that optical sheet supply position f stops with it with releasing sheet C.
Peel off on the g of position at above-mentioned releasing sheet, as shown in Figure 2, in the upper position of the optical sheet absorption workbench 26 that stops at this position g, that disposes releasing sheet C peels off unit 32.
This peels off unit 32 as shown in Figure 4; peel off on the optical sheet absorption workbench 26 of position stopping at releasing sheet; but configuration can move horizontally between the top of this worktable 26 and rear end and the stripper roll 33 of knee-action; and the set band of peeling off in the rear position that is installed in optical sheet absorption workbench 26 carries out peeling off of roll circumvolution on the supply spool 34 and is with 35; and make peeling off of pulling out be with 35 on stripper roll 33, to carry out cigarette by deflector roll 36 and protection sheet stripper roll 37; reel peeling off to take back on the Scroll 38 then; and peeling off of 37 of stripper roll 33 and protection sheet stripper roll is with 35, becomes down because of peeling off of protection sheet makes bonding plane.
Shown in Fig. 4 (a), when the optical sheet absorption workbench 26 of absorption Polarizer B when releasing sheet is peeled off position g and is stopped, stripper roll 33 in the standby of tip side lifting position descends, to peel off with 35 bonding plane by the top ends that is pressed in releasing sheet C, and shown in Fig. 4 (b), stripper roll 33 is retreated move and make to peel off and take back Scroll 38 and be wound on to peel off and be with on 35, making releasing sheet C be stripped from and stick on to peel off from Polarizer B by this is with on 35, and stripper roll 33 arrives the rear of Polarizer B, carry out thereby can shown in Fig. 4 (c), make from the peeling off automatically of releasing sheet C of Polarizer B, peel off then and be with 35 to be emitted successively, and stripper roll 33 is returned the tip side lifting position.
In addition, supply to the Polarizer B of optical sheet absorption workbench 26, for corresponding with the stickup engineering that forms the later stage engineering to the Polarizer B of liquid crystal panel A, and the only outstanding preseting length of Polarizer B is positioned from the top of optical sheet absorption workbench 26, therefore peel off on the g of position at releasing sheet, tip side in the optical sheet absorption workbench 26 that on the g of this position, stops, be configured in the form of the position knee-action of the bottom, top of Polarizer B with Polarizer B top ends adsorbent 39, and when utilizing stripper roll 33 and peeling off when being with 35 to peel off releasing sheet C, this Polarizer top ends adsorbent 39 rises and the top outshot of Polarizer B is supported by Attraction block (pat) 40, can carry out the engineering of peeling off of releasing sheet C without barrier.
Though above-mentioned optical sheet position location h omits diagram, but when the optical sheet absorption workbench 26 that has adsorbed Polarizer B when this position h stops, be with pilot pin by the edge part that is pressed in Polarizer B, and optical sheet absorption workbench 26 is carried out the location of Polarizer B.
The optical sheet paste position d of above-mentioned stickup worktable 1 and index table 2, as shown in Figure 2, make the optical sheet absorption workbench 26 that adsorbs Polarizer B in the above be positioned at the bottom, the superposed form of stickup worktable A of adsorption liquid crystal panel A subtend up and down below, and as Fig. 5 and shown in Figure 9, in the tip side of the Polarizer B that is adsorbed by optical sheet absorption workbench 26, in the Polarizer Sticking roller 41 of lower position configuration carrying out lifting action.
This Polarizer Sticking roller 41 as shown in figure 10, by carrying out above the lifter plate 44 of knee-action at the guide piece 43 that utilizes cylinder 42 and both sides, being provided with axis of rocking 45 is that the roll that fulcrum also can rock from side to side is supported frame 46, and utilize this roll to support frame 46 that Polarizer Sticking roller 41 is rotatably supported, and two ends of aforementioned roll being supported frame 46 by and elastic buffer members 47 such as 44 set springs of lifter plate and rubber support, thereby make polarisation Sticking roller 41 form horizontalitys, and Polarizer B paid add the automatic core-adjusting function.
Above-mentioned Polarizer Sticking roller 41 nationalitys are by rising when the stickup of Polarizer B, the top of Polarizer B that will be adsorbed maintenance on will being with bonding plane is by being pressed on the optical sheet absorption workbench 26, and as Fig. 5 and Fig. 9 (b), utilize this to push that to make Polarizer B and optical sheet absorption workbench 26 be that fulcrum tilts upward with turning axle 27, make the top of Polarizer B be pressed against in paste worktable 1 below be adsorbed maintenance liquid crystal panel A below on carry out bonding, and under this pressed state, remove the absorption of Polarizer by optical sheet absorption workbench 26, and stickup worktable 1 is moved on the liquid crystal panel discharge worktable 7, thereby make Polarizer B and liquid crystal panel A one move and stick on below on, this moment, the Polarizer Sticking roller 41 utilized automatic core-adjusting can follow the liquid crystal panel face.
In addition, the releasing sheet that sets is peeled off position g, optical sheet position location h and optical sheet paste position d around above-mentioned index table 2, and dustproof for to the Polarizer B that exposes adhesive surface in the above makes top be covered by dust cap 48.
Above-mentioned liquid crystal panel is discharged worktable 7 as shown in figure 11, be disposed at the stickup worktable 1 that stops at the optical component drain position under the position, and utilize suitable jacking gear to carry out on the supporting arm 49 of knee-action, install by motor with reciprocating movement 50, and the liquid crystal panel that is positioned at the position of readiness shown in the solid line of Figure 11 (a) is discharged worktable 7, by under horizontality, rising, and the Polarizer B that will paste the following liquid crystal panel A that keeps of worktable 1 adsorbs maintenance, and when down maneuver, reverse, making Polarizer B is the upside of liquid crystal panel A, and shown in Figure 11 (b), when mounting liquid crystal panel A on liquid crystal panel carrying conveying belt 8, remove absorption, and shown in Figure 11 (c), reverse and rise and return position of readiness.
Polarizer sticker to liquid crystal panel of the present invention adopts formation as described above, below, the method for attaching to the Polarizer of liquid crystal panel that utilizes this device is described.
At first, in the fore sticker, the carrying of liquid crystal panel A as shown in Figure 6, when under liquid crystal panel transfer worktable 4, stopping by the liquid crystal panel supply liquid crystal panel A that conveying belt transmitted, liquid crystal panel transfer worktable descends and adsorption liquid crystal panel A, utilize rising then and reach decline, transfer liquid crystal panel A on liquid crystal panel positioning table 5 to moving of optical component position location b.
Above-mentioned liquid crystal panel positioning table 5, as shown in Figure 7 and Figure 8, adsorb maintenance with supplying to top liquid crystal panel A, and the straight line that utilizes the plane moves and rotates, make the edge of the liquid crystal panel A of support be formed on the detection position of lighting device 8 and CCD camera 9 and stop, positioning table 5 is with support performance platform 11 then, solid line position along track 12 from Fig. 7 is to the position of double dot dash line, move to the Y direction the place ahead shown in the flechette-type symbol, and the positional information of the terminal edge of the liquid crystal panel A that is caught according to CCD camera 9 when the time comes, rotating motor 19 is driven and rotate along the θ direction, carry out the inching of the planimetric position of liquid crystal panel A, and make liquid crystal panel positioning table 5 carry out moving to the Y of original position direction rear.
The stickup worktable 1 that liquid crystal panel A is adsorbed below maintenance, as shown in Figure 5, move to optical component cleaning position c and optical sheet paste position d successively, when the time by cleaning position c, below liquid crystal panel A, clean, and stop at optical sheet paste position d.
Then, the supply of Polarizer B as shown in Figure 3, the Polarizer receiver 30 interior Polarizer B that transfer mechanism 31 is taken out are positioned at top form with releasing sheet C, on the optical sheet absorption workbench 26 that the optical sheet feedway f that supplies at index table 2 stops, when index table 2 rotates 1 spacing, the optical sheet absorption workbench 26 of absorption Polarizer B as shown in Figure 2, move to releasing sheet and peel off position g, and as Fig. 4 (a) or (c), utilize releasing sheet to peel off the action of unit 32, releasing sheet C is peeled off from the Polarizer B of optical sheet absorption workbench 26 adsorbed maintenances, and on Polarizer B, expose bonding plane.
The optical sheet absorption workbench 26 that the Polarizer B that has peeled off releasing sheet C is adsorbed maintenance, utilize 1 spacing of index table 2 to rotate, move to optical sheet position location h, formation is to the location of the Polarizer B of optical sheet absorption workbench 26, then, utilize 1 spacing of index table 2 to rotate, make the optical sheet absorption workbench 26 that has adsorbed Polarizer B, move to optical sheet paste position d, and as shown in Figure 2, liquid crystal panel A is being stopped under the following stickup worktable 1 that adsorbs maintenance.
Like this, by in the supply of Polarizer B, adopting index table 2, can make the supply of the Polarizer B on optical sheet absorption workbench 26, with from the location of the peeling off of the releasing sheet C of Polarizer, Polarizer B, carry out side by side simultaneously in the stickup of the Polarizer B of optical sheet paste position d, can shorten the desired time of supply of Polarizer B, the efficiency that can seek to paste improves.
When pasting worktable 1 and optical sheet absorption workbench 26 and on optical sheet paste position d, stop, as Fig. 5 and shown in Figure 9, Polarizer Sticking roller 41 rises, utilize and paste worktable 1 to the moving of optical component drain position e, and make Polarizer B stick on liquid crystal panel A below.
When pasting worktable 1 when optical component drain position e stops, as shown in figure 11, liquid crystal panel is discharged worktable 7 and is carried out lifting action and counter-rotating action, and obtain liquid crystal panel A from pasting worktable 1, and this liquid crystal panel A with the form that Polarizer B is positioned at the top, is supplied on the carrying conveying belt 28.
Then, be pasted with the liquid crystal panel A of Polarizer B, be admitted to the sticker at rear portion in the one side side, through and aforementioned same engineering, and paste Polarizer B in the another side side.
Below, about supply with the device of Polarizer B to optical sheet feedway f, replace the example that the Polarizer B in the aforementioned receiver 30 is utilized the device that transfer mechanism 31 supplies with, and other example is described.
Figure 12 and Figure 13 shows that as example from the optical sheet feedway of position f to optical sheet that supply with, and the feedway of the Polarizer of on liquid crystal panel, pasting, Figure 12 is the planimetric map of device integral body, Figure 13 (a) is the IV-IV direction vector figure of Figure 12, and Figure 13 (b) is the part action specification figure of Figure 13 (a).
On the dip plane (about 20 °) of the support frame of supporting to be fixed on the seat 51 52 with inclination, be equipped with along 2 tracks 53 that extend with the rectangular direction of this vergence direction, and with the chimeric slide block 54 of this track 53 on, be provided with and utilize appropriate device to carry out the moving body 55 that laterally moves along track 53.
This moving body 55 also has and about 20 ° inclination of supporting that frame 52 is parallel, and along inclined direction is provided with 2 Polarizers supplies with grooves 56 on the inclination of this moving body 55, wherein supplies with the long side direction layered polarization plate of groove 56 along Polarizer.
Each Polarizer is supplied with support frame 57,58 about groove 56 comprises, parallel with the dip plane of the moving body of supporting 55 and can adjust and the mobile frame 59 of the distance of moving body 55, and the side butt of layered polarization plate B and can adjust mobile frame 60 with the distance of the support frame 58 of another side below stacked Polarizer B group.
The top of supplying with groove 56 at Polarizer is fixed with the parallel track 61 of length direction of supplying with groove 56 with this Polarizer, and on the slide block 62 that moves freely along this track 61, be fixed with weight 63, weight 63 slides along track 61 downward directions that tilt because of deadweight, and the surface of the Polarizer B of the topmost among the stacked Polarizer B is pushed.In addition, the installation site of 63 pairs of slide blocks 62 of weight is not limited to illustrated position, can be set in arbitrarily on the position.
And, end side below Polarizer supply groove 56, in order to prevent stacked Polarizer B coming off outside Polarizer is supplied with groove 56, be provided with slip-off preventing member 64 with Polarizer B butt, and on slip-off preventing member 64, be provided with deflector roll 65 with the form of joining with Polarizer B, on Polarizer is supplied with groove 56, be provided with limiter 66 in addition.
Supporting on the support frame 67 set on the seat 51, the track 68 that forms the vergence direction extension of vertical direction along the dip plane of aforementioned Polarizer being supplied with groove 56 is installed, and be provided with the chimeric slide block 69 of this track 68 and utilize appropriate device (not shown) to carry out the moving body 70 of lifting action, and on this moving body 70, motor 71 is installed.
Shown in the planimetric map of Figure 14, the turning axle 72 of this motor 71 is supplied with the surperficial parallel of the Polarizer B that installed on the groove 56 for level and with aforementioned Polarizer, and on these turning axle 72 tops, carriage 73 is installed, with this carriage 73 on set track 74 carry out on the chimeric slide block 75, be equipped with and be provided with the Attraction block support frame 77 of a row conduct a plurality of Attraction blocks 76 of the adsorption element of Polarizer, and this Attraction block supports frame 77 to utilize the effect of the cylinder of being installed on the aforementioned bracket 73 78, to carriage 73 along track 74 action of advancing and retreat.
And, be provided with cylinder 80 on the next door of carriage 73, and utilize the effect of this cylinder 80 to make Polarizer support performance platform 79 along the direction identical action of advancing and retreat with the advance and retreat direction of Attraction block 76.
Carry out on the chimeric slide block 82 at the track 81 that is installed on and supports along continuous straight runs setting set on the seat 51, and utilize appropriate device (not shown) and on the moving body 83 that moves freely along track 81, be provided with the track 84 that extends along the vertical direction, and be provided be installed in the chimeric slide block 85 of this track 84 on, and utilize the effect of lift cylinder 86 and carry out the absorption transporter 87 of lifting action, be provided with 4 Attraction blocks 88 in the bottom of this absorption transporter 87 along track 84.
Shown in Figure 13 (b), in the lifting position of moving body 70, utilize the rotation of motor 71 that carriage 73 is rotated to the state shown in the solid line from the state of illustrated double dot dash line, and make Attraction block 76 adsorbed Polarizer B rotate to horizontality.In this position, the absorption transporter 87 on top utilizes the effect of lift cylinder 86 and carries out down maneuver shown in as shown the double dot dash line, and utilize Attraction block 88 and absorption Polarizer B above.
Absorption by Attraction block 76 is removed, and make Polarizer B be handed to absorption transporter 87 sides, and should adsorb the state of transporter 87 from the right side double dot dash line of the track 81 of Figure 12, utilization moves to the position (optical sheet is supplied with position f) of the solid line state in left side by appropriate device along moving of the track 81 of moving body 83, and Polarizer B is handed on the optical sheet absorption workbench 26 of downside.
On optical sheet absorption workbench 26, by peeling off the lamination of on a surface of Polarizer, being pasted with appropriate device, and utilize the paste of the face of having peeled off lamination, carry out sticking operation to liquid crystal panel.
Utilize side, the right side sectional drawing of Figure 15 and the plane sectional drawing of Figure 16 below, the details of Polarizer being supplied with the downside top ends of groove 56 describes, supply with the inclination of groove 56 because of Polarizer, on the Polarizer B of the forefront of duplexer, apply heavy burden with the dispersed duplexer of adipping, but utilize be fixed on Polarizer supply with groove 56 the side two support 57,58 of frames, and begin slip-off preventing member 64 with the downside butt from the middle part of Polarizer B, bear this heavy burden and prevent that Polarizer B from supplying with coming off of groove 56 from Polarizer.
And, on position directly over the aforementioned slip-off preventing member 64, carry out state of contact with Polarizer B and be provided with the deflector roll 65 that utilizes support frame 57,58 to be the level of state and to be supported and rotate freely by axle with forefront, and the upside of this deflector roll 65 forms peristome 89, and the upper surface of the Polarizer B of forefront is exposed to the outside on this peristome 89.
At the upside of the duplexer of Polarizer B, be provided with the limiter 66 that is used to prevent from when the taking-up of Polarizer B, to take out plural pieces.In addition, the size of corresponding Polarizer B, with support Polarizer B duplexer downside mobile frame 59 and support the mobile frame 60 of horizontal side to move, and the duplexer of Polarizer B is arranged in the inside that Polarizer is supplied with groove 56.
In addition, under this example, the angle of inclination that Polarizer is supplied with groove 56 is about 20 °, and this angle can take the circumstances into consideration to change.But, if make angle excessive, then on Polarizer, too apply heavy burden, can produce problems such as overflowing of paste, anti-as making angle too small, then diminish, supply with sending and successfully to carry out of groove 56 lower ends, in proper range, determine so can consider these situations to the Polarizer of Polarizer B by pushing of being produced of weight 63.
And, though slip-off preventing member 64 all is simple tabular in the drawings, but be not limited to tabular, key is getting final product of surperficial injured shape, structure or the material that make Polarizer B of the formed friction of slip for not because of the taking-up of Polarizer B the time, there is no special qualification, the shapes that shape, roll that can netted, a plurality of clavate members are arranged side by side is arranged side by side etc. take the circumstances into consideration to change use.
And, the position that is provided with of deflector roll 65 also is not particularly limited in illustrated position, can take the circumstances into consideration to change, but as be arranged at too by last position, then the peristome 89 that enters of Attraction block 76 becomes too narrow and small, on the other hand, as be arranged at too by under the position, then peristome 89 becomes excessive, might make Polarizer B supply with groove 56 from Polarizer and come off, so preferable on the position about in the middle part of being arranged at like that as shown.
And the inboard of the Polarizer supply groove 56 of Polarizer B contact and slip-off preventing member 64, deflector roll 65, limiter 66 for the non-cohesive paste that overflows from Polarizer B, also can be taken the circumstances into consideration to carry out fluorine and handle.
In addition, limiter 66 also can prevent that Polarizer from taking out in the scope of plural pieces, is processed as suitable shape.
Below, taking-up action to the Polarizer B among the present invention, describe according to Figure 17 to Figure 19, at first, shown in Figure 17 (a), make Attraction block 76 supply with the peristome 89 of groove 56, and shown in the double dot dash line as shown, make Attraction block 76 forward motion until reaching the state of supplying with the Polarizer B butt of the forefront in the groove 56 with Polarizer in the face of Polarizer.
Then, Attraction block 76 carries out suction-operated, then shown in Figure 17 (b), under the state that the top of Polarizer B is adsorbed, make the processing action of the forward motion and the backward movement repeated multiple times of pettiness distance, to might several pieces Polarizer B that are bonded together being handled because of paste and the static gas that overflows.
Then, shown in Figure 18 (c), Attraction block 76 by with Polarizer B slightly in face of under the state of pulling out, along vertical with the axle of deflector roll 65 and carry out vertical motion with the surperficial parallel direction of Polarizer B, and shown in the double dot dash line as shown, 1 Polarizer B is supplied with groove 56 by peristome 89 from Polarizer to be taken out, but this moment, the deflector roll 65 that rotates freely was rotated because of the heavy burden of the duplexer that the is applied with Polarizer B taking-up along with the Polarizer B of forefront, can not form because of with the friction injury that slip produced of Polarizer B, and the Polarizer B also can prevent to take out the time and the going up terminal bight friction of slip-off preventing member 64 and injured.
And, if the Polarizer that is taken out is contacting with bottom that adjacent Polarizer B can not handle well fully, the top of adjacent Polarizer B also can contact with limiter 66 and can not continue to rise, and can prevent to be removed with Attraction block 76 adsorbed Polarizer B.
Then, shown in Figure 18 (d), supply with the Polarizer B in the outside of groove 56 to being fetched into Polarizer, make the state of Polarizer support performance platform 79 forward motion, and the central portion that never is adsorbed the Polarizer B of piece 76 absorption is supported downside to illustrated double dot dash line.
In addition, shown in Figure 19 (e), utilize the turning effort of aforementioned electric motivation 71, making carriage 73 is center and rotate to the state of double dot dash line from the state of solid line with turning axle 72, and Polarizer B supported with horizontality, utilize the down maneuver of the absorption transporter of waiting at upside 87 then and adsorb Polarizer B by Attraction block 88, the downside Attraction block 76 that is in the following side of Polarizer B is on the other hand removed absorption, Polarizer B is handed to absorption transporter 87, and absorption transporter 87 is carried Polarizer B to the optical sheet supply position f that forms next engineering.
After absorption transporter 87 is delivered Polarizer B, reach the backward movement of the rotation, Attraction block 76 and the Polarizer support performance platform 79 that illustrate the solid line state and the down maneuver of moving body 70 by the reverse rotation that utilizes motor 71, make Attraction block 76 and Polarizer support performance platform 79 turn back to the position of Figure 17 (a), then by Figure 17 (a) repeatedly to the action of Figure 19 (e), and Polarizer B blocks ofly is delivered to absorption transporter 87.
Below, another example to the taking-up of Polarizer B action, describe according to Figure 17, Figure 20 and Figure 21, at first the example with the front is identical, as Figure 17 (a) with (b), under the state on the top of Attraction block 76 absorption Polarizer B, carry out for several times the processing operation repeatedly of the forward motion of slight distance and backward movement.
Then, shown in Figure 20 (a), by the Polarizer B that will utilize Attraction block 76 to be adsorbed slightly in face of under the state of pulling out, make aforementioned electric motivation 71 be rotated effect, and make Attraction block 76 with carriage 73 with turning axle 72 be the center along illustrated left to being rotated, move to the state of double dot dash line from the state of solid line, and make the Polarizer B that utilizes Attraction block 76 to be adsorbed also pulled into the top in view of the above.
At this moment, with previous example similarly, the deflector roll 65 that rotates freely is rotated because of the heavy burden of the duplexer that the is applied with Polarizer B taking-up along with the Polarizer B of forefront, can not form because of with the friction injury that slip produced of Polarizer B, and the Polarizer B also can prevent to take out the time and the going up terminal bight friction of slip-off preventing member 64 and injured.
And, the Polarizer B that is adsorbed by Attraction block 76, move along the circumference that with turning axle 72 is the center, and it is such as shown, though be roughly the parallel plane direction with Polarizer, slightly forwards crookedly also be pulled up, so even Polarizer and adjacent Polarizer carry out bonding, also can strengthen the effect that prevents to take out plural pieces because of this bending makes bonding disengagement.
Shown in Figure 20 (b), carriage 73 is rotated until Polarizer B forms horizontality (for example when the angle of inclination that makes Polarizer supply with groove 56 is 20 °, carrying out 70 ° rotation), and Polarizer B is removed from the outside that Polarizer is supplied with groove 56, Polarizer support performance platform 79 carries out vertical motion until the state that reaches illustrated double dot dash line then, and never be adsorbed the central portion of the Polarizer B of piece 76 absorption, support illustrated right side part by downside, B remains horizontality with Polarizer.
Then, Polarizer B is keeping under the situation of this horizontality, carries out vertical motion by what utilize appropriate device along the moving of moving body 70 of the track 68 of aforementioned support frame 67, and is handed to absorption transporter 87.
Shown in Figure 21 is a series of action of the taking-up operation of above-mentioned Polarizer B, by shown in the solid line state as shown, Attraction block 76 absorption is positioned at Polarizer and supplies with under the Polarizer B and the state of slightly forwards pulling out of forefront of groove 56, with turning axle 72 is that the center makes carriage 73 rotate to the position shown in the double dot dash line among the figure, thereby make Polarizer B supply with groove 56 and be drawn out and form horizontality, and utilize the rising of Polarizer support performance platform 79 and be supported below making along the circumferencial direction that with turning axle 72 is the center from Polarizer.
Then, by utilizing appropriate device to make moving body 70 carry out vertical motion, and make carriage 73 also utilize Attraction block 76 to keep carrying out vertical motion under the situation of Polarizer B, until the position shown in the illustrated double dot dash line along the track 68 of aforementioned support frame 67.
The absorption transporter 87 that is in upside carries out down maneuver, utilize Attraction block 88 to adsorb Polarizer B, on the other hand, the downside Attraction block 76 that is in the following side of Polarizer B is removed absorption, Polarizer B is handed to absorption transporter 87, and absorption transporter 87 is carried Polarizer B to the optical sheet supply position f that forms next engineering.
After absorption transporter 87 is delivered Polarizer B, reach the backward movement of the rotation, Attraction block 76 and the Polarizer support performance platform 79 that illustrate the solid line state and the down maneuver of moving body 70 by the reverse rotation that utilizes motor 71, make Attraction block 76 and Polarizer support performance platform 79 turn back to the position of Figure 17 (a), then by Figure 17 (a) repeatedly (b), Figure 20 (a) (b) and action shown in Figure 21, and Polarizer B blocks ofly is delivered to absorption transporter 87.
Taking-up operation at the Polarizer B that utilizes certain above-mentioned example continuously, and all take out Polarizer and supply with under the situation of the Polarizer B in the groove 56, can make the moving body 55 that Polarizer supply groove 56 is installed utilize appropriate device and carry out laterally moving (with reference to Figure 12 and Figure 13) along track 53, and make adjacent Polarizer supply with groove 56 in the face of Attraction block 56 sides, proceed the supply operation of Polarizer B.
In addition,, also can not stop machinery, and supply with on the groove 56, begin to replenish the duplexer of Polarizer B from upside at the Polarizer that becomes an empty side even in the supply operation of Polarizer B.
The supply method of the Polarizer that will paste on liquid crystal panel and feedway are as an example above, example of the present invention is illustrated, but the present invention is not limited to the supply of Polarizer, the general supply method and the device of the optical sheet of the injured formation problem when also supplying with applicable to taking-up.
And, formation about each device also is not limited to above-mentioned example, the formation of for example supplying with groove also can be not only the sort of by supporting that frame and the besieged ditch shape of mobile frame are corner post shape for above-mentioned example, and, the number of supplying with groove also is not limited to 2 of example and can be more, be when supplying with the changing of groove, to make to supply with the groove side and move in addition in example, make the absorption side to supplying with the formation that groove moves but also can be.
Claims (6)
1. method of attaching from optical sheet to optical component that paste, it is characterized in that: move along straight line by the stickup worktable that makes absorption maintain optical component, wherein this optical component is adsorbed the following side that remains on this stickup worktable, thereby optical component is transported to the optical component position location successively, the optical sheet paste position, the optical component drain position, and in supply, adopt index table to the optical sheet of aforementioned optics sheet attaching position, and everybody of this index table installed be decided to be optical sheet and supply with the position, releasing sheet is peeled off the position, the optical sheet position location, the optical sheet paste position, and make the optical sheet paste position of pasting worktable and index table consistent, and optical component is carried out the stickup of optical sheet at this optical sheet paste position.
2. a kind of sticker from optical sheet to optical component that paste, it is characterized in that: move and dispose along straight line by the stickup worktable that makes absorption maintain optical component, wherein this optical component is adsorbed the following side that remains on this stickup worktable, and in the mobile way of this stickup worktable, set the optical component position location, the optical sheet paste position, the optical component drain position, and in supply, adopt index table to the optical sheet of aforementioned optics sheet attaching position, and each position with optical sheet absorption workbench set on this index table, be set at optical sheet supply position from optical sheet to the optical sheet absorption workbench that supply with, the releasing sheet of releasing sheet being peeled off from the optical sheet that is kept by the optical sheet absorption workbench is peeled off the position, optical sheet position location to the optical sheet absorption workbench, the optical sheet paste position, and make the optical sheet paste position of pasting worktable and index table consistent, and the Sticking roller that carries out lifting action by being disposed on this optical sheet paste position carries out the stickup of optical sheet to optical component.
3. a kind of sticker from optical sheet to optical component that paste according to claim 2, it is characterized in that: form that a kind of above-mentioned Sticking roller can rock from side to side and both end sides is supported by the elastic buffer member, and can follow the automatic core-adjusting structure on the surface of optical component.
4. method of attaching from optical sheet to optical component that paste according to claim 1, it is characterized in that: paste in the method for attaching of optical sheet to optical component above-mentioned, the supply groove that is used in the optical sheet of taking in stacked form serves as that the below tilts to take out side, and make supply with groove below the terminal deflector roll that rotates freely, the slip-off preventing member that is arranged at the deflector roll downside contacts with the optical sheet surface, and adsorb optical sheet from the outside of supplying with groove by the peristome of adsorption element by the deflector roll upside, and make the action of adsorption element advance and retreat and the processing optical sheet, then, adsorption element is moved along the direction vertical with the axle of deflector roll and along the direction to optical sheet surface almost parallel, supply with the position thereby optical sheet is taken out and supply to optical sheet from the supply groove blocks ofly.
5. according to claim 2 or 3 described a kind of stickers from optical sheet to optical component that paste, it is characterized in that: the supply groove that is used in the optical sheet of taking in stacked form serves as that the below tilts to take out side, and make supply with groove below the terminal deflector roll that rotates freely, the slip-off preventing member that is arranged at the deflector roll downside can be provided with contiguously with the optical sheet surface, and be provided with from the outside of supplying with groove that the peristome by the deflector roll upside adsorbs optical sheet, and along with the vertical direction of axle of deflector roll and along to the direction of optical sheet surface almost parallel adsorption element movably,, the optical sheet of stacked state supplies with the position and being taken out and supply to optical sheet blocks ofly.
6. a kind of sticker from optical sheet to optical component that paste according to claim 5, it is characterized in that: be set up in parallel a plurality of aforementioned supply grooves, and utilize adsorption element or respectively supply with moving of groove and make adsorption element carry out access each optical sheet of supplying with in the groove.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004237938 | 2004-08-18 | ||
| JP2004237938A JP2006058411A (en) | 2004-08-18 | 2004-08-18 | Method and apparatus for bonding polarizing plate to liquid crystal panel |
| JP2005132222 | 2005-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1737649A CN1737649A (en) | 2006-02-22 |
| CN100514129C true CN100514129C (en) | 2009-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100901066A Expired - Fee Related CN100514129C (en) | 2004-08-18 | 2005-08-08 | Optical sheet adhesive method to optical components and device |
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| JP (1) | JP2006058411A (en) |
| CN (1) | CN100514129C (en) |
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| KR101540431B1 (en) * | 2014-01-08 | 2015-07-30 | 주식회사 엘지화학 | System for laminating an optical film and Method for manufacturing a display unit using the same |
| US9498943B2 (en) | 2014-01-08 | 2016-11-22 | Lg Chem, Ltd. | System for laminating optical film and method for manufacturing display unit using the same |
| US9694571B2 (en) | 2014-01-08 | 2017-07-04 | Lg Chem, Ltd. | System for laminating optical film and method for manufacturing display unit using the same |
| US9682543B2 (en) | 2014-01-08 | 2017-06-20 | Lg Chem, Ltd. | System for laminating optical film and method for manufacturing display unit using the same |
| KR101398102B1 (en) * | 2014-01-27 | 2014-05-28 | 한동희 | Panel bonding apparatus |
| CN104678619A (en) * | 2015-03-23 | 2015-06-03 | 合肥鑫晟光电科技有限公司 | Roller press and rolling method thereof |
| CN105290749A (en) * | 2015-11-04 | 2016-02-03 | 武汉华星光电技术有限公司 | Assembling and fitting equipment |
| JP6706746B2 (en) * | 2015-12-16 | 2020-06-10 | 株式会社タカトリ | Adhesive sheet pasting device and pasting method |
| CN105644105B (en) * | 2016-01-05 | 2018-02-13 | 武汉华星光电技术有限公司 | A kind of Curved screen laminating apparatus and Curved screen applying method |
| CN108470518A (en) * | 2018-05-04 | 2018-08-31 | 深圳双十科技有限公司 | Full-automatic polarizer sheet sticking system and its attachment process |
| CN110216964A (en) * | 2019-07-09 | 2019-09-10 | 哈尔滨理工大学 | A kind of electric heating film production line pastes aluminium foil device automatically |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2509252Y2 (en) * | 1990-09-05 | 1996-08-28 | ニスカ株式会社 | Sheet feeder |
| JP2004021051A (en) * | 2002-06-19 | 2004-01-22 | Takatori Corp | Method and apparatus for press-bonding flexible board to liquid crystal panel |
| JP2004118012A (en) * | 2002-09-27 | 2004-04-15 | Takatori Corp | Method for sticking polarizing plate to liquid crystal panel |
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2004
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| CN1737649A (en) | 2006-02-22 |
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