CN1161639C - Liquid crystal display mfg. method and device for eliminating portions of liquid crystal display - Google Patents

Liquid crystal display mfg. method and device for eliminating portions of liquid crystal display Download PDF

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Publication number
CN1161639C
CN1161639C CNB001086871A CN00108687A CN1161639C CN 1161639 C CN1161639 C CN 1161639C CN B001086871 A CNB001086871 A CN B001086871A CN 00108687 A CN00108687 A CN 00108687A CN 1161639 C CN1161639 C CN 1161639C
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China
Prior art keywords
liquid crystal
substrate
crystal display
display device
remove
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Expired - Fee Related
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CNB001086871A
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Chinese (zh)
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CN1274091A (en
Inventor
伊纳一平
水崎宏
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Sharp Corp
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Sharp Corp
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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/1303Apparatus specially adapted to the manufacture of LCDs
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/1316Methods for cleaning the liquid crystal cells, or components thereof, during manufacture: Materials therefor

Abstract

The purpose of the present invention is to provide a method for manufacturing a liquid crystal display device which can easily remove a removal part even from the liquid crystal display device using substrates made of thermoplastic resin. The liquid crystal display device is constructed by sticking the first and second substrates made of thermoplastic resin to each other using a sealing material. A dividing line is formed on the first substrate by a dicing method which is a half cut with a predetermined remaining thickness so that the removal part within the first substrate becomes easy to be removed. A jet of compressed air is emitted into between the first substrate the half cut is performed on and the second substrate so as to lift up the removal part. The jet of compressed air is emitted in the diagonal direction toward the liquid crystal display device. When the jet of compressed air is emitted, a removal head is inserted between the removal part and a terminal area so as to remove the removal part.

Description

Remove the equipment of part in LCD manufacture method and the removal LCD
Technical field
The present invention relates to a kind of method of making liquid crystal display device, particularly a kind of method of making the plastic liquid crystal display device.
Background technology
Liquid crystal display device has a kind of like this structure usually, wherein pair of substrate is bonded together at the bonding zone place along the setting of substrate periphery mutually by encapsulant, described pair of substrate keeps a predetermined gap mutually relatively and has electrode and the show electrode that forms terminal, sealing liquid crystal and provides termination portion in the sealing material layer outside in the space of being sealed by substrate and encapsulant and form the display part.
In termination portion, only on a substrate, form the electrode of preparing as terminal, promptly in the part of another the piece substrate relative, do not form the electrode of preparing as terminal, so require to remove this part with terminal.This part that will remove is called removes part, and is called terminal exposure processing removing this processing of removing part.
Under the situation of the substrate that liquid crystal display device use glass is made, can remove this like this and remove part, promptly this to the mutually bonding condition of substrate under, in the both sides up and down of substrate with standardized cut-off rules such as diamond cutters, and in this cut-off rule pressurization, cutting apart this to substrate, this processing is not difficult.
Under the situation that substrate is made with the thick thermosetting resin of about 0.4mm, by the suggestion of Japanese unexamined patent communique JP-A 5-45617 (1993), the high-precision blade of utilization high speed rotating is cut apart substrate and is removed this and remove part (calling slab method in the following text).Remove part in order to remove this, substrate keeps the not cutting part of predetermined thickness, then it is torn off and removes.Because the thermosetting resin quality is firm, so remove part than being easier to tear off.
On the other hand, use at liquid crystal display device under the situation of the substrate (about 0.1mm is thick) that thermoplastic resin makes, suggestion with this to substrate bonding mutually before, utilize and wash out this and remove method partly.In this method, carry out under the situation of punching press in oriented film one side, when stamping parts when substrate is deviate from, can on oriented film, produce flash, and carry out at the oriented film opposite side under the situation of punching press, it is too closely also unfavorable that platens etc. contact with oriented film, because can cause directed defective like this.Yet for the substrate of the about 0.1mm of thickness, the influence of flash is very little.
Yet, under the situation that the substrate that liquid crystal display device uses is made greater than the thermoplastic resin of about 0.2mm by thickness, above-mentioned flash influence just becomes big, and it can cause unsuitable seal thickness and make the display quality variation, so can not use the method for removing part of washing out.
Compare with thermosetting resin, the thermoplastic resin of a PES (polyethersulfone) or PC (polycarbonate) class is more soft, and tensile strength is bigger, makes it be difficult to use the above-mentioned method of tearing off.At this moment, remove under this situation of removing part in brute force, bonding this encapsulant to substrate may be peeled off from substrate.Specifically, liquid crystal material infiltrates under the situation of termination portion when injecting liquid crystal material, and this may closely contact by liquid crystal material substrate, and just more being difficult to remove this removes part for this.
Summary of the invention
An object of the present invention is to provide a kind of method of making liquid crystal display device, remove the equipment that this removes part with a kind of from liquid crystal display device, even in the liquid crystal display device of the substrate that uses thermoplastic resin to make, also can easily remove this and remove part.
The invention provides a kind of method of making liquid crystal display device, it may further comprise the steps: first substrate and second substrate are glued together mutually by encapsulant at bonding zone, be formed with terminal and show electrode on described first substrate, be formed with show electrode on described second substrate, and described bonding zone is along the periphery setting of substrate, do not comprise terminal, thereby make show electrode relative; Liquid crystal material is injected the space of being sealed by encapsulant and substrate and forms the display part; A half cut line is set along removing portion boundary, described to remove part be the part of second substrate, and in the face of the terminal on the first substrate part of the encapsulant outside; And remove this along half cut line and remove part and expose terminal, wherein, form thereon terminal first substrate part and remove the part between spray into one pressurized air, lift this along half cut line and remove part, first and second substrate is all made with thermoplastic resin.
Make the method for liquid crystal display device according to the present invention, on second substrate, form half cut line, the part of first substrate by forming terminal thereon and belong to removing of second a substrate part and inject one pressurized air between the part begins to remove this and removes part.In view of the above, lift this along half cut line and remove part, meanwhile, can blow the liquid crystal material that when injecting liquid crystal material, has infiltrated termination portion off.Correspondingly, can prevent that first and second substrate is by liquid crystal material closely contact mutually.
In the method for the invention, preferably form thereon terminal first substrate part and remove to insert between the part and remove the part removal device, remove part thereby remove this fully.
According to the present invention, between removing a part that the part removal device inserts first substrate form terminal thereon and removing partly, this is removed the part removal device and raises this and remove part, thereby one pressurized air can lift this and remove part, so just can easily remove this and remove part.At this moment, be compressed air and lift, so can be easily be inserted between first substrate removes partly with this removing the part removal device owing to remove part.
In the method for the invention, preferably pressurized air is sprayed to liquid crystal display device with the air-flow along diagonal, rather than along the direction opposite with the insertion of removing the part removal device.
According to the present invention, by along diagonal rather than along with remove the part removal device and insert rightabout air-flow pressurized air stream is sprayed to liquid crystal display device, pressurized air stream is cornerwise air-flow ejection from removing part removal device back, makes to remove the part removal device and can remove this by means of pressurized air and remove part.
In the method for the invention, the most handy thermoplastic resin of first and second substrates is made.
According to the present invention, even under the situation that first and second substrates are made of thermoplastic resin, also can easily remove this and remove part.
In the method for the invention, be preferably in and press on it under near the condition of at least a portion that forms one deck encapsulant the half cut line, spray pressurized air stream.
According to the present invention, in making the method for liquid crystal display device, by next part, thus when spraying pressurized air stream the immobile liquid LCD, and on described part, one deck encapsulant be arranged on half cut line in the liquid crystal display device near.Like this, the display surface of liquid crystal display device is pressurized not, thereby can not destroy the display quality of liquid crystal display device, and when removing this and remove part, can prevent that encapsulant from peeling off from substrate.
The invention provides a kind ofly from removing the equipment of part to remove one a kind of liquid crystal display device of technology manufacturing, described technology comprises: first substrate that forms terminal and show electrode thereon and second substrate that forms show electrode thereon are provided; First and second substrates are glued together mutually by encapsulant at adhesion area, described adhesion area is along the periphery setting of substrate and do not surround terminal, thereby makes show electrode relative mutually; Liquid crystal material is injected the space of being sealed by encapsulant and substrate and forms the display part; A half cut line is set along removing portion boundary, described to remove part be the part of second substrate, and in the face of the terminal on first substrate sections of the encapsulant outside; And remove this along half cut line and remove part and expose terminal.
Described equipment comprises: liquid crystal display device is drawn onto device on the platform; And with pressurized air infeed liquid crystal display device remove the part and first substrate between device.
According to the present invention, be used for removing an equipment of removing part and remove this from liquid crystal display device and remove part (it is the part in the face of the terminal in second substrate), described liquid crystal display device is by sealing first substrate that is formed with show electrode and terminal on it and being formed with liquid crystal material formation between second substrate of show electrode on it.Like this, remove after portion boundary is provided with half cut line, remove this equipment of removing part liquid crystal display device is drawn onto on the platform, and provide pressurized air removing partly and between first substrate in the second substrate upper edge.As a result, remove part and be compressed air and lift, thereby blow infiltration off, thereby can easily expose terminal and do not make mistakes at the liquid crystal material of removing between the part and first substrate.
In equipment of the present invention, preferably further comprise fastener, this equipment is used for fastening liquid crystal display device.
According to the present invention, remove part and remove equipment and not only use the suction platform, also use the fastener of fastening liquid crystal display device, thus when spraying pressurized air stream fastening liquid crystal display device.Like this, removing part removes equipment utilization pressurized air and can only lift and remove part.
In equipment of the present invention, this equipment preferably comprises contacting again removes removal head partly, removes part so that remove this from liquid crystal display device.
According to the present invention, remove part and remove equipment and not only use pressurized air also to use to remove head to remove this to remove part.Be compressed air and lifted owing to remove part,, removed part thereby only touch this so can be easily insert and remove between the part and first substrate removing head.In view of the above, removing part removes equipment and can guarantee to remove this and remove part and do not damage terminal.
Summary of drawings
Below in conjunction with the detailed description that accompanying drawing is done, will more clearly understand other and further purpose, feature and advantage of the present invention, wherein:
Figure 1A illustrates according to terminal of the present invention to 1C and exposes the figure that handles;
Fig. 2 A is illustrated in the figure of the fastening method of fastening liquid crystal display device when removing part to 2C;
Fig. 3 A and 3B illustrate the figure that lifts the method for removing part;
Fig. 4 is illustrated under the high situation of compressed-air actuated pressure, how to make liquid crystal display device break away from the side view of the method for inhaling platform;
Fig. 5 is illustrated in the planimetric map that moves the method for spraying pressurized air stream when inhaling platform;
Fig. 6 A illustrates with removing head to 6D and removes the figure of the method for part;
Fig. 7 is the skeleton view that big Fig. 6 A obtains to 6D;
Fig. 8 observes the skeleton view that Fig. 7 obtains along different directions;
Fig. 9 illustrates and removes the figure that part is removed an example of the equipment of handling; And
Figure 10 illustrates and removes the figure that part is removed another example of the equipment of handling.
Better embodiment of the present invention
Preferred embodiment of the present invention is described with reference to the accompanying drawings.
Expose processing to the 1C simple declaration according to terminal of the present invention with reference to Figure 1A.Figure 1A represents to expose processing according to terminal of the present invention to 1C.
Shown in Figure 1A, with encapsulant 3 first substrate 1 and second substrate 2 are glued together mutually, liquid crystal material is sealed between first substrate 1, second substrate 2 and the encapsulant 3, thereby the formation liquid crystal display device, described first substrate, 1 usefulness is such as the thick thermoplastic resin manufacturing of about 0.2~0.5mm such as PES or PC.Here, label 4 is the display surface of liquid crystal display device, and label 55 finger-types become the termination area of terminal.Before the processing that substrate is bonding mutually, on every substrate, not only form terminal, also form show electrode, oriented film etc., but do not give demonstration among the figure.Even, also can use the present invention making with pair of substrate under the situation of a plurality of liquid crystal display devices.
Then, shown in Figure 1B,, along the border of removing part 7 first substrate is switched to predetermined residual thickness, be set to easy removed form (calling hemisect in the following text) removing part 7 by block cutting method in order on first substrate 1, to form the half cut line 6 of groove form.
Fig. 1 C is illustrated in to have removed and removes the termination area of exposing after the part 75.Here, label 8 refers to the remainder of half cut line.More than describe terminal and exposed processing.
Then describe terminal in detail and expose processing with reference to Fig. 2 to 10.The following describes the removal shown in Fig. 1 C and remove the said method of part 7.
To shown in the 2C, the liquid crystal display device of having carried out hemisect is drawn onto on the suction platform 10 of removing the part splitting equipment also fastening as Fig. 2 A thereon.Inhaling platform 10 can be porous plate or the plate that the suction hole is arranged.Label 9 refers to the fastening rod (stick) of fastening liquid crystal display device.
Here, shown in the vertical view of the side view of Fig. 2 B and Fig. 2 C, preferably the end face of platform 10 and the end face of liquid crystal display device are inhaled in calibration.At the end face of liquid crystal display device under the situation of inhaling the you face and falling in, when spraying pressurized air stream afterwards, pressurized air may inhale the platform end relax under and can not lift fully and remove part 7.Otherwise under the situation that the liquid crystal display device end face stretches out from suction platform 10 end faces, when spraying pressurized air stream afterwards, pressurized air stream becomes from inhaling the power of platform 10 stripper LCDs, can not lift fully and remove part 7.
Remove part and remove fastening excellent 9 so arrangements of equipment, thereby fastening liquid crystal display device need not be pushed down display surface 4 by pushing down the part that forms sealing material layer 3.Like this, can prevent to cause thickness variation or orientation to degenerate, thereby not damage the display quality of liquid crystal display device, meanwhile, can prevent that when part 7 is removed in removal encapsulant 3 from stripping down from substrate because of pushing display surface 4.
Then, shown in Fig. 3 A and 3B, between pressurized air stream 12 sprays into first substrate and removes partly from the pressure fan (blower) 11 of removing part removal equipment.Preferably flow 12 with the about 3 pressure injection pressurized air that arrive 5kg/cm2.Utilize this strand pressurized air stream 12, can lift and remove part 7, and can blow liquid crystal material off and be injected into the time infiltration at the liquid crystal material of removing between the part and first substrate.
In order to regulate the pressure of pressurized air 12, as shown in Figure 4, a regulator 13 is being set on the pipeline 14 of pressure fan 11 air feed, thereby can changing the pressure of injection air arbitrarily.Lifting under the not enough situation of the degree of removing part 7, just increase pressure with regulator 13.When the pressure of pressurized air 12 surpassed fastening excellent 9 pressure and inhales the suction of platform 10, liquid crystal display device just breaks away from as shown in Figure 4 inhaled platform 10, then reduces pressure with regulator 13.
Flowed 12 o'clock spraying pressurized air, as shown in Figure 5, be preferably in along moving direction shown in the arrow and move when inhaling platform 10, spray pressurized air stream 12 from pressure fan 11.Like this, pressurized air stream 12 promptly sprays to liquid crystal display device along diagonal along moving direction 15 ejections of inhaling platform 10.
Flowed 12 o'clock spraying pressurized air, to shown in 6D, Fig. 7 and 8, preferably insert wedge shape (tapered) removal (removing the part removal device) 16 and remove this and remove part 7 from removing side between part 7 and the termination area 5 as Fig. 6 A.Even will remove 16 be inserted in remove between part 7 and the termination area 5 in, lift from pressure fan 11 ejection pressurized air streams 12 and to remove part 7.Here, will remove 16 and be set to not and termination contact, because may damage this terminal during with termination contact removing 16.According to present embodiment, be decided to be 0.1mm with the gap of terminal.
Utilize this method, remove part and remove equipment and remove part by lifting from pressure fan 11 ejection pressurized air streams 12, this removes part 7 thereby finish removal with removal 16.Be compressed air 12 and lift owing to remove part 7, so can be easily be inserted in and remove between part 7 and the termination area 5 removing 16.
By flowing 12 along diagonal rather than along spraying pressurized air towards liquid crystal display device with a removal direction that 16 insertions are opposite, pressurized air stream 12 is sprayed along diagonal from removing 16 back, thereby remove 16 and can remove this by means of pressurized air 12 and remove part 7.
Expose at above-mentioned terminal and to handle, the removal of removing part 7 can be handled be arranged to shown in Figure 9 circular or shown in Figure 10 linear.In any one is handled, also can curve this arrangement L shapedly, or constitute T shape, or constitute polygon, or constitute double-deck form.
Below with reference to Fig. 9 the removal processing that one example is removed part 7 is described.At first, at step S1, liquid crystal display device is held behind aligning and is fixing, thereby makes it to move along the moving direction 15 of equipment sense of rotation, fixes liquid crystal display device at step S2 with fastening excellent 9.Then, move on to step S4, from the pressure fan 11 ejection pressurized air streams 12 that are installed in circumferential edge from step S3.At this moment, when the moving direction 15 of hypothesis liquid crystal display device along 12 o'clock during direction, then the direction of the pressurized air stream 12 that sprayed of hypothesis is the direction between 3 o'clock and 6 o'clock on clock face., remove this fully from the liquid crystal display device and remove part 7 with removing 16, and in this time, pressurized air stream 12 keeps spraying to liquid crystal display device when S4 moves on to S5 in step.
Remove part 7 and all removed at step S5, its condition is to expose terminal at this place.Then, confirm that at step S6 this removes the removal condition of part 7, removing under the situation that part 7 removed fully, after step S7 unclamps fastening excellent 9 fastening and inhales the sticking of platform 10, take out liquid crystal display device in the slave unit.Confirm still to leave under the situation of removing part 7 at step S6, this process is returned step S1 by buffer step.
Below with reference to Figure 10 the removal processing that another example is removed part 7 is described.At first,, behind aligning, liquid crystal display device held and fixing, makes it to move along moving direction shown in the arrow 15 at step S1, then at step S2 with fastening excellent 9 fastening liquid crystal display devices.Then, with liquid crystal display device when step S3 shifts to S4, from the pressure fan 11 ejection pressurized air streams of installing along moving direction 15 12.With liquid crystal display device when step S4 shifts to S6, from liquid crystal display device, remove part 7 with removing 16 fully, and pressurized air stream 12 during this period maintenance spray to liquid crystal display device.
Remove part 7 and removed fully at step S6, its condition is to expose terminal at this place.Then, confirm to remove the removal condition of part 7, removing under the situation that part 7 removed fully, thereby after step S7 unclamps fastening excellent 9 fastening and inhales the sticking of platform 10, take out liquid crystal display device in the slave unit at step S6.Still leave under the situation of removing part 7 at step S6, this process is returned step S2 by buffer step S8.
As mentioned above, according to liquid crystal display device manufacture method of the present invention, be easy to that liquid crystal display device is carried out terminal and expose processing, and described liquid crystal display device has been used the substrate that thermoplastic resin is made, particularly its thickness is about 0.2~0.5mm, and this is difficult to realize in the ordinary course of things.
Can other specific forms implement the present invention, and not deviate from spirit of the present invention or principal character.The foregoing description thereby be considered in all respects as illustrative rather than restrictively, scope of the present invention represented by appended claim, and need not above-mentioned explanation represent, so comprised all changes in claim equivalence and scope here.

Claims (7)

1. a method of making liquid crystal display device is characterized in that, may further comprise the steps:
Bonding zone form terminal and first substrate of show electrode on it by encapsulant and on it second substrate of formation show electrode be glued together mutually, described bonding zone does not surround terminal along the setting of substrate periphery, thus show electrode is faced mutually;
Liquid crystal material is injected the space of being sealed by encapsulant and substrate and forms the display part;
A half cut line is set along removing portion boundary, described to remove part be the part of second substrate, and in the face of the terminal on first substrate sections of the encapsulant outside; And
Remove described removing along half cut line and partly expose terminal,
Wherein, the part of first substrate by forming terminal thereon and remove and spray into pressurized air stream between the part is lifted along half cut line and is removed part, and described first and second substrate is all made with thermoplastic resin.
2. the method for manufacturing liquid crystal display device as claimed in claim 1 is characterized in that, inserts the part of first substrate form terminal thereon and removes between the part and remove the described part of removing fully by removing the part removal device.
3. the method for manufacturing liquid crystal display device as claimed in claim 2 is characterized in that, sprays pressurized air stream along diagonal rather than along the direction opposite with the insertion of removing the part removal device towards liquid crystal display device.
4. the method for manufacturing liquid crystal display device as claimed in claim 1 is characterized in that, sprays pressurized air stream under the condition that is formed with the part that is positioned near one deck encapsulant the half cut line depressing.
5. equipment of removing part of removing liquid crystal display device, the manufacturing process of described liquid crystal display device comprises: provide it on first substrate that forms terminal and show electrode with its on second substrate of formation show electrode; First substrate and second substrate are glued together mutually by encapsulant at bonding zone, described bonding zone does not surround terminal along peripheral setting of substrate, thereby show electrode is faced mutually; Liquid crystal material is injected the space of being sealed by encapsulant and substrate and forms the display part; A half cut line is set along removing portion boundary, described to remove part be the part of second substrate, and in the face of the terminal on first substrate sections of the encapsulant outside; Reach by remove the described part of removing along half cut line and expose terminal,
Described equipment comprises:
Liquid crystal display device is drawn onto device on the platform; And
Pressurized air is infeeded removing partly and the pressure fan between first substrate of liquid crystal display device.
6. the equipment of removing part of removal liquid crystal display device as claimed in claim 5 is characterized in that, further comprises:
The fastening rod that is used for fastening liquid crystal display device.
7. the equipment of removing part of removal liquid crystal display device as claimed in claim 6 is characterized in that, further comprises:
Remove head, be used for contacting and remove partly and the described part of removing is removed from liquid crystal display device.
CNB001086871A 1999-05-17 2000-05-17 Liquid crystal display mfg. method and device for eliminating portions of liquid crystal display Expired - Fee Related CN1161639C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP135120/1999 1999-05-17
JP13512099A JP3663078B2 (en) 1999-05-17 1999-05-17 Manufacturing method of liquid crystal display element

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CN1274091A CN1274091A (en) 2000-11-22
CN1161639C true CN1161639C (en) 2004-08-11

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