WO2018079158A1 - Laminate production method - Google Patents
Laminate production method Download PDFInfo
- Publication number
- WO2018079158A1 WO2018079158A1 PCT/JP2017/034532 JP2017034532W WO2018079158A1 WO 2018079158 A1 WO2018079158 A1 WO 2018079158A1 JP 2017034532 W JP2017034532 W JP 2017034532W WO 2018079158 A1 WO2018079158 A1 WO 2018079158A1
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- WO
- WIPO (PCT)
- Prior art keywords
- plate
- display panel
- transparent substrate
- suction plate
- bonding
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
- B32B37/0053—Constructional details of laminating machines comprising rollers; Constructional features of the rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
Definitions
- the present invention relates to a method for manufacturing a laminate.
- a bonding method in which a display panel such as a liquid crystal display is adsorbed to a curved plate and the curved panel is pressed against the object to be bonded in that state to bond the display panel to the object to be bonded is disclosed (for example, Patent Document 1).
- FIG. 14 is a drawing for explaining a conventional method for producing a laminate. That is, FIG. 14 is a drawing for explaining a bonding method according to Patent Document 1.
- the display panel 1 adsorbed on the curved plate 6 is curved on the bonding surface side and the bonding surface side. There is a possibility that the amount of shift due to the difference in curvature increases and the display panel 1 is damaged.
- operativity, such as alignment may fall.
- the first main surface (for example, suction surface) 2 of the display panel 1 and the second main surface of the display panel 1 are used to curve the entire display panel 1 in a bow shape.
- the bonding surface 3 the curvature is different, the size is different. This difference can cause (1) breakage of the display panel 1 and (2) deterioration of the visibility of the display image on the display panel 1.
- the display panel 1 is a liquid crystal display panel
- the entire liquid crystal display panel is curved in a bow shape
- a difference in curvature occurs between the TFT (thin film transistor) substrate and the CF (color filter) substrate, resulting in a size increase.
- a difference is made.
- the sealing layer that seals the liquid crystal may be broken between the TFT substrate and the CF substrate.
- the sealing layer adheres the TFT substrate and the CF substrate at the outer periphery of the liquid crystal display panel.
- the TFT substrate and the CF substrate may not be bonded at the center of the liquid crystal display panel. Therefore, when the sealing layer is not broken, a gap (also referred to as “liquid crystal cell gap”) between the TFT substrate and the CF substrate varies so that the difference in size between the TFT substrate and the CF substrate is absorbed.
- the liquid crystal cell gap at the center of the liquid crystal display panel may be larger than the liquid crystal cell gap at the outer periphery of the liquid crystal display panel. Variation in the liquid crystal cell gap reduces the visibility of the displayed image.
- the substrate on which the TFT and TFT are formed for example, a glass substrate
- the substrate on which CF and CF are formed for example, the glass substrate
- stress may be generated and breakage may occur.
- the present invention has been made in view of the above, and has as its first object to provide a method for manufacturing a laminate that can be easily bonded without damaging the plate-like member. Moreover, this invention makes it the 2nd objective to provide the manufacturing method of the laminated body with favorable visibility of a display image. The present invention only needs to achieve at least one of the first object and the second object.
- the first step is performed so as to form a predetermined interval between the bonding step of moving the pressing member relative to the pressing front and pushing the bonding front, and the first plate member at a predetermined distance from the bonding front.
- a supporting step for supporting the two plate-like members.
- a method for manufacturing a laminate that can be easily bonded without damaging the plate-like member. Moreover, according to the embodiment of the present invention, there is provided a method for manufacturing a laminate having good visibility of a display image.
- FIG. 3 is a cross-sectional view taken along line AA in FIG. 2. It is a figure explaining the manufacturing method of the laminated body in 1st Embodiment. It is a side view of the manufacturing apparatus of the laminated body in 2nd Embodiment. It is a top view of the manufacturing apparatus of the laminated body in 2nd Embodiment.
- FIG. 7 is a sectional view taken along line BB in FIG. It is a figure explaining the manufacturing method of the laminated body in 2nd Embodiment.
- FIG. 1 is a side view of a laminate manufacturing apparatus 100 according to the first embodiment.
- FIG. 2 is a top view of the laminate manufacturing apparatus 100 according to the first embodiment.
- FIG. 3 is a cross-sectional view taken along the line AA in FIG.
- the manufacturing apparatus 100 includes an underlay 30, a suction plate 40, a laminator 50, a slide pickup 60, and a fixed pickup 70.
- the underlay 30 is a substantially rectangular flat plate member.
- a resin material such as polyvinyl chloride or a metal material such as aluminum can be used.
- the transparent substrate 10 as the first plate member is placed on the underlay 30.
- An adhesive layer 11 for bonding to the display panel 20 as the second plate member is formed on the surface opposite to the underlay 30 of the transparent substrate 10.
- the material of the adhesive layer 11 is not limited as long as the transparent substrate 10 and the display panel 20 can be bonded. Note that the adhesive layer 11 may be formed on a surface of the display panel 20 to be bonded to the transparent substrate 10.
- the transparent substrate 10 is, for example, an inorganic glass plate such as soda lime glass, aluminosilicate glass, aluminoborosilicate glass, or alkali-free glass, or an organic glass plate such as polycarbonate resin or acrylic resin.
- the transparent substrate 10 may be a laminated glass in which a plurality of glass plates are bonded.
- a positioning member 32 for aligning the position of the suction plate 40 with respect to the underlay 30 is provided at one end of the underlay 30. As shown in FIG. 1, the positioning member 32 is formed in an L shape in a side view, and one end of the suction plate 40 is abutted against the positioning member 32.
- the suction plate 40 has a first suction plate 41 and a second suction plate 42.
- the first suction plate 41 and the second suction plate 42 are rectangular flat plate members made of a resin material such as polyvinyl chloride.
- seat is bonded on both surfaces, and one surface is adsorb
- the display panel 20 is, for example, a liquid crystal display panel, and includes a deflection plate, an alignment layer, a pair of glass plates functioning as electrodes, a liquid crystal sealed between the pair of glass plates, and the like.
- the display panel 20 may be, for example, an organic EL display panel or a plasma display panel.
- the 2nd plate-shaped member bonded by the transparent substrate 10 as a 1st plate-shaped member is not restricted to a display panel.
- an abutting member 43 that abuts against the positioning member 32 of the underlay 30 is provided.
- the suction plate 40 is fixed in a state where the abutting member 43 is abutted against the positioning member 32 of the underlay 30, whereby the position with respect to the underlay 30 is determined.
- the suction plate 40 is positioned as described above, and is disposed to face the underlay 30 so that the display panel 20 is on the transparent substrate 10 side.
- a running plate 31 is provided between the end of the second suction plate 42 on the positioning member 32 side and the transparent substrate 10.
- the run-up plate 31 is a plate-like member having the same thickness as the total thickness of the display panel 20 and the adhesive layer 11, and the end portion of the display panel 20 comes into strong contact with the transparent substrate 10 when the laminator 50 is joined. To prevent.
- the rear running plate 33 is the same member as the running plate 31. By providing the trailing plate 33, it is possible to prevent the end portion of the display panel 20 from being pressed by the pressing roller 51 and being damaged when the display panel 20 finishes passing through the laminator 50.
- the running plate 31 and the running plate 33 may be fixed to either the transparent substrate 10 or the second suction plate 42.
- the second suction plate 42 is smaller in length and width than the first suction plate 41. Therefore, even when the suction plate 40 is pressed toward the underlay 30 and the display panel 20 is bonded to the transparent substrate 10, the second suction plate 42 is interposed between the first suction plate 41 and the transparent substrate 10. There is a space outside. In this space, the printed circuit board provided in the display panel 20 is accommodated, and the transparent substrate 10 and the display panel 20 can be bonded together without damaging the printed circuit board. Even if the printed circuit board is taken out of the suction plate 40, damage can be prevented.
- the laminator 50 has a pressing roller 51 and a driving roller 52.
- the laminator 50 presses the suction plate 40 toward the underlay 30 between the pressing roller 51 and the driving roller 52, and joins the transparent substrate 10 and the display panel 20 through the adhesive layer 11.
- the pressing roller 51 is urged toward the driving roller 52 and presses the suction plate 40 toward the underlay 30.
- the driving roller 52 is driven to rotate and conveys the underlay 30 and the suction plate 40 inserted between the pressing roller 51 in the direction of the arrow A1 shown in FIG.
- the pressure roller 51 is rotatably provided, and rotates by following the underlay 30 and the suction plate 40 conveyed to the drive roller 52 by a frictional force with the first suction plate 41.
- the laminator 50, the underlay 30, and the suction plate 40 may be movable relative to each other, and the laminator 50 may move with respect to the underlay 30 and the suction plate 40. Further, if the display panel 20 can be pressed against the transparent substrate 10 through the suction plate 40 while moving relative to the underlay 30 and the suction plate 40, the laminator 50 may have a different configuration from the present embodiment. Good.
- the slide pickup 60 is fixedly provided at a position at a predetermined distance from the laminator 50 in the direction of pasting (the direction opposite to the arrow A1 direction), and between the transparent substrate 10 and the display panel 20.
- the suction plate 40 is held so that a predetermined interval is formed.
- the slide pickup 60 has a slide plate 61 and a slide pad 62.
- the slide plate 61 holds a plurality of slide pads 62 and is fixedly provided at a position at a predetermined distance and a predetermined height from the underlay 30 from the laminator 50 in the direction of bonding.
- the slide plate 61 is fixed to the housing of the laminator 50, for example.
- the slide pad 62 sucks and holds the suction plate 40 by vacuum suction, for example.
- the slide pad 62 has, for example, fluorine applied to the suction surface, and holds the suction plate 40 while sliding on the surface of the suction plate 40 conveyed by the laminator 50.
- the slide pickup 60 is exemplified in the present embodiment as long as it can be held from the surface of the suction plate 40 that does not contact the display panel 20 and can be held in the width direction (direction perpendicular to the conveyance direction of the laminator 50). It is not limited to the configuration.
- the fixed pickup 70 holds the suction plate 40 so that a predetermined interval is formed between the transparent substrate 10 and the display panel 20, and moves together with the suction plate 40 conveyed by the laminator 50.
- the fixed pickup 70 includes a holding plate 71, a suction pad 72, and legs 73.
- the holding plate 71 holds a plurality of suction pads 72.
- the suction pad 72 holds the suction plate 40 by vacuum suction, for example.
- the legs 73 are provided at both ends of the holding plate 71. One end of the leg 73 is fixed to the holding plate 71 and the other end abuts on the underlay 30.
- the fixed pickup 70 holds the suction plate 40 by the suction pad 72, the leg 73 comes into contact with the underlay 30, and moves together with the suction plate 40 conveyed by the laminator 50.
- the fixed pickup 70 moves with the suction plate 40 as described above, and is removed from the suction plate 40 in the vicinity of the slide pickup 60.
- the fixed pickup 70 is not limited to the configuration exemplified in this embodiment as long as it can be held from the surface of the suction plate 40 that does not contact the display panel 20 and can be held in the width direction.
- the slide pick-up 60 and the fixed pick-up 70 have the above-described configuration, and the suction plate is formed so that the transparent substrate 10 and the display panel 20 form a predetermined distance at a predetermined distance or more from the laminator 50 in the bonding direction. 40 is held.
- the number and arrangement of the slide pickups 60 and the fixed pickups 70 can be adjusted as long as the suction plate 40 can be held parallel to the transparent substrate 10 and the underlay 30 and not curved in the transport direction and the width direction.
- the slide pickup 60 is preferably provided in the vicinity of the center of the display panel 20 in the direction of pasting. Thereby, the unintended deformation
- the suction plate 40 held by the slide pickup 60 and the fixed pickup 70 is inserted into the laminator 50 together with the underlay 30 as described above, the suction plate 40 is deformed into an S shape. More specifically, as shown in FIG. 1, the suction plate 40 bends between the laminator 50 and the slide pickup 60 at the two locations of the curved portion a and the curved portion b together with the display panel 20.
- the front end 20c of the display panel 20 and the rear end 20d of the display panel 20 are parallel or oblique (parallel in FIG. 1).
- “front” means forward in the direction of bonding
- “rear” means backward in the direction of bonding.
- a first bending portion 20a and a second bending portion 20b are provided between the front end portion 20c and the rear end portion 20d.
- the 1st bending part 20a and the 2nd bending part 20b are formed in the below-mentioned unbonded field.
- the first bending portion 20a and the second bending portion 20b are bent in directions opposite to each other. That is, the center of curvature of the first bending portion 20a and the center of curvature of the second bending portion 20b are provided on opposite sides of the display panel 20.
- the shape is called S-shape.
- the magnitude of the curvature of the first bending portion 20a and the magnitude of the curvature of the second bending portion 20b are not particularly limited, but are preferably the same.
- the first main surface (for example, a suction surface) of the display panel 20 and the display panel 20 are different from the conventional case where the entire display panel 20 is curved in a bow shape.
- the difference in size with the second main surface (for example, the bonding surface) can be reduced.
- at least one of (1) breakage of the display panel 20 and (2) deterioration of the visibility of the display image of the display panel 20 can be suppressed.
- the display panel 20 is a liquid crystal display panel
- the sealing layer is not broken, it is possible to suppress the occurrence of variations in the liquid crystal cell gap between the TFT substrate and the CF substrate, and it is possible to suppress a reduction in the visibility of the display image.
- the damage of the sealing layer not only the damage of the sealing layer but also the damage of the TFT, the substrate on which the TFT is formed (for example, glass substrate), and the substrate on which the CF, CF is formed (for example, glass substrate) can be suppressed. It is also possible to suppress damage to display panels other than the liquid crystal display panel (for example, an organic EL display panel or a plasma display panel).
- the curvature radii of the display panel 20 and the suction plate 40 that are curved at the curved portion a and the curved portion b are preferably increased as much as possible so that the display panel 20 is not damaged.
- the curvature radii at the curved part a and the curved part b are about 5200 mm. It can be.
- the manufacturing apparatus 100 in the first embodiment the bending of the display panel 20 that is sucked and held by the suction plate 40 is suppressed, and the display panel 20 is bonded to the transparent substrate 10 without being damaged. be able to.
- FIG. 4 is a diagram for explaining a method for manufacturing a laminate according to the first embodiment.
- FIG. 4A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate.
- FIG. 4B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate.
- FIG.4 (C) is a figure which shows the state at the time of completion
- FIG. 4 shows a state in which the laminated body is manufactured by bonding the transparent substrate 10 and the display panel 20 in the manufacturing apparatus 100.
- the underlay 30 on which the transparent substrate 10 is placed and the suction plate 40 that sucks and holds the display panel 20 are arranged to face each other.
- the suction plate 40 is supported by the slide pickup 60 and the fixed pickup 70 so as to form a predetermined interval between the transparent substrate 10 and the display panel 20.
- the underlay 30 and the suction plate 40 arranged to face each other are inserted between the pressing roller 51 and the driving roller 52 of the laminator 50, and are conveyed in the direction of arrow A1 in FIG.
- the suction plate 40 is pressed toward the underlay 30 by the pressing roller 51.
- the suction plate 40 is deformed into an S shape.
- the driving roller 52 of the laminator 50 rotates to convey the underlay 30 and the suction plate 40 in the direction of arrow A1.
- the pressing roller 51 presses the suction plate 40 toward the underlay 30, and the display panel 20 is bonded to the transparent substrate 10 through the adhesive layer 11.
- a bonding front is formed between the transparent substrate 10 and the display panel 20.
- the bonding front is a boundary between a bonding region where the transparent substrate 10 and the display panel 20 are bonded via the adhesive layer 11 and an unbonded region that has not been bonded yet.
- the bonding front is pushed in the direction opposite to the arrow A1 direction, and the transparent substrate 10 and the display panel 20 are directed from one end side to the other end side. Are pasted together.
- the fixed slide pickup 60 moves relative to the underlay 30 and the suction plate 40 together with the laminator 50.
- the fixed pickup 70 that supports the suction plate 40 is transported together with the underlay 30 and the suction plate 40 and is sequentially removed in the vicinity of the slide pickup 60.
- a predetermined interval is formed between the transparent substrate 10 and the display panel 20 at a predetermined distance or more from the bonding front toward the direction of bonding in the unbonded region,
- the suction plate 40 is supported so that the transparent substrate 10 and the display panel 20 are parallel to each other.
- the pressing roller 51 presses the display panel 20 against the transparent substrate 10 and pushes the bonding front.
- the display panel 20 is bonded to the transparent substrate 10 via the adhesive layer 11.
- the bonding front reaches the end of the display panel 20 and the entire area of the display panel 20 is bonded to the transparent substrate 10, a laminate in which the display panel 20 is stacked on the transparent substrate via the adhesive layer 11 is obtained. It is done.
- the suction plate 40 is peeled off from the display panel 20 to obtain a laminate of the transparent substrate 10 and the display panel 20. it can.
- the display panel 20 can be bonded to the transparent substrate 10 without greatly curving.
- the underlay 30 on which the transparent substrate 10 is placed and the suction plate 40 that sucks the display panel 20 are arranged to face each other and pass between the pressing roller 51 and the driving roller 52 of the laminator 50, thereby allowing the display panel 20 to pass.
- FIG. 5 is a side view of the laminate manufacturing apparatus 200 according to the second embodiment.
- FIG. 6 is a top view of the laminate manufacturing apparatus 200 in the second embodiment.
- FIG. 7 is a sectional view taken along line BB in FIG.
- the manufacturing apparatus 200 includes an underlay 30, an adsorption plate 40, a laminator 50, a support balloon 80, and a fixed pickup 90.
- the transparent substrate 10 is placed on the underlay 30. Further, the display panel 20 is sucked to the suction plate 40.
- the support balloon 80 is provided between the transparent substrate 10 and the first suction plate 41 and supports the suction plate 40 so as to form a predetermined interval between the transparent substrate 10 and the display panel 20.
- the support balloon 80 is formed in a bag shape with a resin material such as a stretchable rubber having a thickness of 1 mm, for example, and air is injected therein with a predetermined pressure. As shown in FIGS. 6 and 7, the support balloons 80 are respectively provided at both ends in the width direction perpendicular to the conveyance direction of the underlay 30 and the suction plate 40 by the laminator 50.
- the support balloon 80 is compressed between the pressing roller 51 and the driving roller 52 in the laminator 50. Since the support balloon 80 is pressed by the pressing roller 51 in the laminator 50 and contracts to a thickness that does not affect the display panel 20 being bonded to the transparent substrate 10, the transparent balloon 10 and the display panel are passed through the laminator 50. Bonding with 20 can be maintained. In the unbonded region between the transparent substrate 10 and the display panel 20, the support balloon 80 is a transparent substrate at a predetermined distance or more from the bonding front toward the bonding direction (direction opposite to the arrow A2 direction). The first suction plate 41 is supported so that a predetermined interval is formed between the display panel 20 and the display panel 20.
- the adsorption plate 40 and the display panel 20 adsorbed to the adsorption plate 40 are deformed into an S shape as shown in FIG. 5 by being supported by the support balloon 80 as described above. Further, in the unbonded region, the suction plate 40 is supported so that the transparent substrate 10 and the display panel 20 are parallel to each other at a predetermined distance from the bonding front toward the bonding traveling direction. .
- the fixed pickup 90 has a holding plate 91 and a suction pad 92.
- the holding plate 91 holds a plurality of suction pads 92.
- the suction pad 92 holds the suction plate 40 by vacuum suction, for example.
- the suction pads 92 are attached to both end portions in the width direction and the center portion in the width direction of the suction plate 40. As shown in FIG. 7, in the fixed pickup 90, the suction pads 92 at both ends in the width direction are supported by the support balloon 80 via the suction plate 40, and the suction pad 92 at the center in the width direction sucks and holds the suction plate 40. .
- the fixed pickup 90 can suppress the central portion in the width direction of the suction plate 40 from drooping from both ends in the width direction, and can prevent the display panel 20 and the adhesive layer 11 on the transparent substrate 10 from contacting each other.
- the fixed pickup 90 moves together with the suction plate 40 conveyed by the laminator 50 and is removed from the suction plate 40 at a predetermined position close to the laminator 50.
- the fixed pickup 90 is not limited as long as the suction plate 40 can be held so as to prevent the display panel 20 and the transparent substrate 10 from coming into contact with each other when the suction plate 40 is bent in the width direction. It is not restricted to the structure illustrated in embodiment.
- the compression member that supports the suction plate 40 and is compressed by the laminator 50 may be, for example, a sponge formed of a resin material.
- the manufacturing apparatus 200 in the second embodiment similarly to the first embodiment, bending of the display panel 20 that is sucked and held by the suction plate 40 is suppressed, and the display panel 20 is damaged. It can bond to the transparent substrate 10 without making it.
- FIG. 8 is a diagram for explaining a method for manufacturing a laminate according to the second embodiment.
- FIG. 8A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate.
- FIG. 8B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate.
- FIG. 8C is a diagram illustrating a state at the end of bonding between the display panel and the transparent substrate.
- FIG. 8 shows a state in which the laminated body is manufactured by bonding the transparent substrate 10 and the display panel 20 in the manufacturing apparatus 200.
- the underlay 30 on which the transparent substrate 10 is placed and the suction plate 40 that sucks and holds the display panel 20 are arranged to face each other with the support balloon 80 interposed therebetween.
- the suction plate 40 is supported by the support balloon 80 and the plurality of fixed pickups 90 so as to form a predetermined interval between the transparent substrate 10 and the display panel 20.
- the underlay 30 and the suction plate 40 are inserted between the pressing roller 51 and the driving roller 52 of the laminator 50, and are conveyed in the direction of arrow A2 in FIG.
- the suction plate 40 is pressed toward the underlay 30 by the pressing roller 51.
- the suction plate 40 is deformed into an S shape.
- the driving roller 52 of the laminator 50 rotates to convey the underlay 30 and the suction plate 40 in the direction of arrow A2.
- the pressing roller 51 presses the suction plate 40 toward the underlay 30, the support balloon 80 is compressed, and the display panel 20 is bonded to the transparent substrate 10 via the adhesive layer 11.
- the driving roller 52 rotates and conveys the underlay 30 and the suction plate 40
- the bonding front is pushed in the direction opposite to the arrow A2 direction, and the transparent substrate 10 and the display panel 20 are directed from one end side to the other end side. Are pasted together.
- the fixed pickup 90 that holds the suction plate 40 is transported together with the underlay 30 and the suction plate 40 and is sequentially removed in the vicinity of the laminator 50.
- the transparent substrate 10 and the display panel 20 form a predetermined interval at a predetermined distance or more from the bonding front toward the direction of bonding in the unbonded region.
- the suction plate 40 is supported so that 10 and the display panel 20 are parallel to each other.
- the pressing roller 51 presses the display panel 20 against the transparent substrate 10 and pushes the bonding front.
- the display panel 20 is bonded to the transparent substrate 10 via the adhesive layer 11.
- the bonding front reaches the end of the display panel 20 and the entire area of the display panel 20 is bonded to the transparent substrate 10, a laminate in which the display panel 20 is stacked on the transparent substrate via the adhesive layer 11 is obtained. It is done.
- the suction plate 40 is peeled off from the display panel 20 to obtain a laminate of the transparent substrate 10 and the display panel 20. it can.
- the display panel 20 is easily bonded to the transparent substrate 10 without damaging it, and a laminated body in which the display panel 20 is laminated on the transparent substrate 10 is manufactured. Can do.
- FIG. 9 is a side view of the laminate manufacturing apparatus 300 according to the third embodiment.
- the manufacturing apparatus 300 includes an underlay 30, a suction plate 40, a laminator 50, a fixed pickup 90, and a support block 95.
- the transparent substrate 10 is placed on the underlay 30. Further, the display panel 20 is sucked to the suction plate 40.
- the support block 95 is provided between the transparent substrate 10 and the first suction plate 41 and supports the suction plate 40 so as to form a predetermined interval between the transparent substrate 10 and the display panel 20.
- the support blocks 95 are provided at both ends in the width direction orthogonal to the conveyance direction of the underlay 30 and the suction plate 40 by the laminator 50.
- the support block 95 is provided fixed together with the laminator 50, and moves relative to the underlay 30 and the suction plate 40 conveyed by the laminator 50.
- the support block 95 has an S-shape in side view so that the sliding surface on the suction plate 40 side is inclined with respect to the sliding surface on the transparent substrate 10 side and becomes lower toward the laminator 50. It is an inclined surface that curves.
- the suction plate 40 whose both ends in the width direction are supported by the inclined surfaces of the support block 95 is deformed into an S shape along the inclined surface of the support block 95 as shown in FIG. 9.
- the suction plate 40 is a transparent substrate at a predetermined distance or more from the bonding front to the traveling direction (direction opposite to the arrow A3 direction) in the unbonded region between the transparent substrate 10 and the display panel 20. 10 and the display panel 20 are supported so as to be parallel at a constant interval.
- the fixed pickup 90 has a holding plate 91 and a suction pad 92, and holds the suction plate 40 by suction.
- the fixed pickup 90 prevents the central portion of the suction plate 40 from being bent in the width direction.
- the fixed pickup 90 moves together with the suction plate 40 conveyed by the laminator 50 and is removed from the suction plate 40 at a predetermined position close to the laminator 50.
- the manufacturing apparatus 300 in the third embodiment as in the first and second embodiments, bending of the display panel 20 that is sucked and held by the suction plate 40 is suppressed, and the display panel 20 is damaged. And can be bonded to the transparent substrate 10.
- FIG. 10 is a diagram illustrating a method for manufacturing a laminate according to the third embodiment.
- FIG. 10A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate.
- FIG. 10B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate.
- FIG.10 (C) is a figure which shows the state at the time of completion
- FIG. 10 shows a state in which the laminated body is manufactured by bonding the transparent substrate 10 and the display panel 20 in the manufacturing apparatus 300.
- the underlay 30 on which the transparent substrate 10 is placed and the suction plate 40 that sucks and holds the display panel 20 are arranged to face each other with the support block 95 interposed therebetween.
- the suction plate 40 is supported by the support block 95 and the plurality of fixed pickups 90 so as to form a predetermined interval between the transparent substrate 10 and the display panel 20.
- the underlay 30 and the suction plate 40 are inserted between the pressing roller 51 and the driving roller 52 of the laminator 50, and are conveyed in the direction of arrow A3 in FIG.
- the suction plate 40 is pressed toward the underlay 30 by the pressing roller 51.
- the suction plate 40 is deformed into an S shape.
- the driving roller 52 of the laminator 50 rotates to convey the underlay 30 and the suction plate 40 in the direction of arrow A3.
- the pressing roller 51 presses the suction plate 40 toward the underlay 30, and the display panel 20 is bonded to the transparent substrate 10 through the adhesive layer 11.
- the driving roller 52 rotates and conveys the underlay 30 and the suction plate 40
- the bonding front is pushed in the direction opposite to the arrow A3 direction, and the transparent substrate 10 and the display panel 20 are directed from one end side to the other end side.
- the support block 95 that supports the suction plate 40 is fixed together with the laminator 50 and moves relative to the underlay 30 and the suction plate 40.
- the fixed pickup 90 that holds the suction plate 40 moves together with the underlay 30 and the suction plate 40 and is sequentially removed in the vicinity of the laminator 50.
- the transparent substrate 10 and the display panel 20 form a predetermined interval at a predetermined distance or more from the bonding front in the unbonded region, and the transparent substrate 10 and the display panel 20 are parallel to each other.
- the suction plate 40 is supported so as to become.
- the pressing roller 51 presses the display panel 20 against the transparent substrate 10 and pushes the bonding front.
- the display panel 20 is bonded to the transparent substrate 10 via the adhesive layer 11.
- the bonding front reaches the end of the display panel 20 and the entire area of the display panel 20 is bonded to the transparent substrate 10, a laminate in which the display panel 20 is stacked on the transparent substrate via the adhesive layer 11 is obtained. It is done.
- the suction plate 40 is peeled off from the display panel 20 to obtain a laminate of the transparent substrate 10 and the display panel 20. it can.
- the display panel 20 is easily bonded to the transparent substrate 10 without being damaged, and a laminate in which the display panel 20 is laminated on the transparent substrate 10 is manufactured. Can do.
- FIG. 11 is a side view of the laminate manufacturing apparatus 400 according to the fourth embodiment.
- the manufacturing apparatus 400 includes an underlay 30, a suction plate 40, a laminator 50, a fixed pickup 90, and a support member 98.
- the underlay 30 and the suction plate 40 are inserted into the laminator 50 while being suspended from the positioning member 32 side.
- the underlay 30 is provided with, for example, an adsorption sheet on the surface on the adsorption plate 40 side, and the transparent substrate 10 is adsorbed. Further, the display panel 20 is sucked to the suction plate 40.
- the support member 98 is provided between the transparent substrate 10 and the first suction plate 41, and forms a predetermined interval between the transparent substrate 10 and the display panel 20.
- the support members 98 are provided at both ends in the width direction of the underlay 30 and the suction plate 40, respectively.
- the support member 98 is fixed with the laminator 50 and moves relative to the underlay 30 and the suction plate 40 conveyed by the laminator 50.
- the support member 98 may be formed in a roller shape, for example.
- the suction plate 40 is deformed into an S shape. Further, below the support member 98, the underlay 30 and the suction plate 40 are parallel to each other due to gravity, and the distance between the transparent substrate 10 and the display panel 20 is kept constant. In this way, by suspending the underlay 30 and the suction plate 40, below the support member 98, the central portion in the width direction of the suction plate 40 is curved by the gravity and becomes parallel to the underlay 30 without contacting, The distance between the transparent substrate 10 and the display panel 20 is kept constant. For this reason, it is not necessary to provide a pickup or the like for holding the suction plate 40, and a simpler configuration can be achieved.
- the support member 98 is disposed below the laminator 50 at a predetermined distance from the front of the bonding between the transparent substrate 10 and the display panel 20 toward the bonding progress direction (the direction opposite to the arrow A4 direction).
- the shape and the like are not limited as long as a predetermined interval can be formed between the display panel 20 and the display panel 20.
- the manufacturing apparatus 400 in the fourth embodiment as in the first to third embodiments, bending of the display panel 20 that is sucked and held by the suction plate 40 is suppressed, and the display panel 20 is damaged. And can be bonded to the transparent substrate 10.
- FIG. 12 is a diagram for explaining a method for manufacturing a laminate according to the fourth embodiment.
- FIG. 12A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate.
- FIG. 12B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate.
- FIG. 12C is a diagram illustrating a state at the end of bonding between the display panel and the transparent substrate.
- FIG. 12 shows a state in which the laminated body is manufactured by bonding the transparent substrate 10 and the display panel 20 in the manufacturing apparatus 400.
- the underlay 30 that sucks and holds the transparent substrate 10 and the suction plate 40 that sucks and holds the display panel 20 are opposed to each other and suspended. .
- a predetermined gap is formed between the transparent substrate 10 and the display panel 20 by the support member 98.
- the underlay 30 and the suction plate 40 are inserted between the pressing roller 51 and the driving roller 52 of the laminator 50, and are conveyed in the direction of arrow A4 in FIG.
- the suction plate 40 is pressed toward the underlay 30 by the pressing roller 51.
- the suction plate 40 is deformed into an S shape.
- the driving roller 52 of the laminator 50 rotates to convey the underlay 30 and the suction plate 40 in the direction of arrow A4.
- the pressing roller 51 presses the suction plate 40 toward the underlay 30, and the display panel 20 is bonded to the transparent substrate 10 through the adhesive layer 11.
- the driving roller 52 rotates and conveys the underlay 30 and the suction plate 40
- the bonding front is pushed in the direction opposite to the arrow A4 direction, and the transparent substrate 10 and the display panel 20 are directed from one end side to the other end side.
- the support member 98 is fixed together with the laminator 50 and moves relative to the underlay 30 and the suction plate 40.
- the pressing roller 51 presses the display panel 20 against the transparent substrate 10 and pushes the bonding front.
- the display panel 20 is bonded to the transparent substrate 10 via the adhesive layer 11.
- the bonding front reaches the end of the display panel 20 and the entire area of the display panel 20 is bonded to the transparent substrate 10, a laminate in which the display panel 20 is stacked on the transparent substrate via the adhesive layer 11 is obtained. It is done.
- the suction plate 40 is peeled off from the display panel 20 to obtain a laminate of the transparent substrate 10 and the display panel 20. it can.
- the display panel 20 is easily bonded to the transparent substrate 10 without being damaged, and the display panel 20 is stacked on the transparent substrate 10.
- the body can be manufactured.
- the laminator 50 and the support member 98 may be configured to move downward with respect to the underlay 30 and the suction plate 40.
- FIG. 13 is a diagram illustrating a method for manufacturing a laminate according to the fifth embodiment.
- FIG. 13A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate.
- FIG. 13B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate.
- FIG. 13C is a diagram illustrating a state at the end of bonding between the display panel and the transparent substrate.
- the fixed pickup 70 is provided at the front end of the suction plate 40.
- the fixed pickup 70 holds the front end portion of the suction plate 40 parallel to the transparent substrate 10 at a constant interval, and is removed from the front end portion of the suction plate 40 in the middle of bonding.
- the fixed pickup 90 of the second to third embodiments plays the same role as the fixed pickup 70 of the first embodiment.
- a movable pickup 75 is provided at the front end of the suction plate 40.
- the movable pickup 75 holds the front end portion of the suction plate 40 in parallel with the transparent substrate 10 from the start of bonding to the end of bonding.
- the movable pickup 75 gradually approaches the transparent substrate 10 at least immediately before the end of bonding, and gradually reduces the interval between the transparent substrate 10 and the front end of the display panel 20 to zero.
- the abutting member 43 may abut against the transparent substrate 10 instead of abutting against the positioning member 32 of the underlay 30.
- the abutting member 43 is provided at the rear end portion (upper end portion in FIG. 13) of the suction plate 40 and holds the rear end portion of the suction plate 40 flat.
- the abutting member 43 is fixed to the transparent substrate 10 and holds the rear end portion of the suction plate 40 in parallel to the transparent substrate 10. The same applies to the first to fourth embodiments.
- the abutting member 43 may have an adjustment mechanism that adjusts the position of the suction plate 40 relative to the transparent substrate 10 while being fixed to the transparent substrate 10. Similar to the present embodiment, in the first to fourth embodiments, the abutting member 43 has an adjustment mechanism for adjusting the position of the suction plate 40 with respect to the transparent substrate 10 while being fixed to the transparent substrate 10. May be.
- the movable pickup 75 is provided at the front end portion (lower end portion in FIG. 13) of the suction plate 40 and holds the front end portion of the suction plate 40 flat.
- the movable pickup 75 approaches the transparent substrate 10 while holding the front end portion of the suction plate 40 and the transparent substrate 10 in parallel.
- the movable pickup 75 is movable along the guide 76.
- the guide 76 is formed in a rod shape and is inserted through the through hole of the movable pickup 75.
- a plurality of guides 76 may be provided in order to stabilize the posture of the movable pickup 75.
- the movable pickup 75 may be urged away from the transparent substrate 10 by a spring (not shown). Stoppers 77 are provided at both ends of the guide 76 so that the movable pickup 75 does not come out of the guide 76.
- the abutting member 43 and the guide 76 are fixed to the transparent substrate 10, and the suction plate 40 and the display panel 20 sucked by the suction plate 40 are S-shaped. Transformed into
- the pressing roller 51 is moved forward (downward in FIG. 13) while pressing the suction plate 40 and the display panel 20 toward the transparent substrate 10 with the pressing roller 51, and the display is performed.
- the bonding front of the panel 20 and the transparent substrate 10 is moved forward.
- the movable pickup 75 gradually approaches the transparent substrate 10 against the biasing force of the spring, and the interval between the transparent substrate 10 and the front end portion of the display panel 20 is gradually narrowed.
- the pressing roller 51 is further moved forward, the bonding front is further moved forward, and the interval between the transparent substrate 10 and the front end portion of the display panel 20 is made zero.
- the bonding is completed.
- the abutting member 43 and the guide 76 are removed from the transparent substrate 10 and the suction plate 40 is removed from the display panel 20.
- the transparent substrate 10 is supported vertically and flatly as in the fourth embodiment.
- the transparent substrate 10 is a glass window
- the transparent substrate 10 is supported vertically and flatly by the window frame.
- unintended deformation due to gravity of the display panel 20 bonded to the transparent substrate 10 can be suppressed, and unintended contact between the display panel 20 and the adhesive layer 11 can be suppressed.
- vertical means that an inclination within 15 ° with respect to the vertical direction is allowed.
- the underlay 30 is not provided on the opposite side of the suction plate 40 with respect to the transparent substrate 10 in the present embodiment, but the underlay 30 may be provided as in the fourth embodiment.
- an auxiliary roller may be provided on the opposite side of the pressing roller 51 with respect to the transparent substrate 10.
- the auxiliary roller and the pressing roller 51 sandwich the transparent substrate 10 and suppress deformation of the transparent substrate 10.
- the auxiliary roller rotates while moving relative to the transparent substrate 10 in the pasting direction.
- the auxiliary roller may be rotated by moving the auxiliary roller relative to the transparent substrate 10 in the direction of bonding, or the auxiliary roller may be bonded to the transparent substrate 10 by rotating the auxiliary roller. You may move relatively in the advancing direction.
- the pressing roller 51 rotates while moving relatively with respect to the transparent substrate 10 in the pasting direction, similarly to the auxiliary roller.
- the auxiliary roller and the underlay 30 may be used alone or both. When both the auxiliary roller and the underlay 30 are used, the underlay 30 may be provided between the auxiliary roller and the transparent substrate 10.
- the front end portion of the display panel 20 and the transparent substrate 10 are moved in accordance with the movement of the pressing roller 51 relative to the transparent substrate 10 in the advancing direction of the bonding. Gradually reduce the interval between and zero. Immediately before the end of the bonding, the distance between the front end portion of the display panel 20 and the transparent substrate 10 can be gradually reduced, so that the bonding can be performed smoothly.
- the movable pickup 75 may be used together with the support balloon 80 of the second embodiment, the support block 95 of the third embodiment, or the support member 98 of the fourth embodiment.
- the visibility of the display panel was confirmed using the laminate manufactured by the manufacturing method of the first to fifth embodiments and the laminate manufactured by the conventional manufacturing method (manufacturing method shown in FIG. 14). As a result, it was confirmed that elliptical display unevenness occurred in the laminate manufactured by the conventional manufacturing method. In contrast, in the laminates manufactured by the manufacturing methods of the first to fifth embodiments, display unevenness was hardly confirmed and the visibility was good.
- the first plate member is a transparent substrate and the second plate member is a display panel.
- the present invention is not limited to this mode, and the first plate member may be a display panel, the second plate member may be a transparent surface material, and the first plate member and the second plate member may be transparent surface materials. .
- the transparent substrate 10, the display panel 20, the underlay 30 and the suction plate 40 are moved in the direction opposite to the advancing direction of bonding, but the present invention is not limited to this.
- the laminator 50 may be moved in the advancing direction of the bonding.
- the driving roller 52 that is rotationally driven by the rotary motor is used, but the present invention is not limited to this.
- a driven roller may be used instead of the driving roller 52.
- the driven roller is rotatable, and is rotated following the underlay 30 by a frictional force with the underlay 30.
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Abstract
Description
図1は、第1の実施形態における積層体の製造装置100の側面図である。図2は、第1の実施形態における積層体の製造装置100の上面図である。また、図3は、図2のA-A断面図である。 [First embodiment]
FIG. 1 is a side view of a
次に、第2の実施形態について図面に基づいて説明する。なお、既に説明した実施形態と同一構成部分についての説明は省略する。 [Second Embodiment]
Next, a second embodiment will be described based on the drawings. Note that a description of the same components as those of the above-described embodiment will be omitted.
次に、第3の実施形態について図面に基づいて説明する。なお、既に説明した実施形態と同一構成部分についての説明は省略する。 [Third embodiment]
Next, a third embodiment will be described based on the drawings. Note that a description of the same components as those of the above-described embodiment will be omitted.
次に、第4の実施形態について図面に基づいて説明する。なお、既に説明した実施形態と同一構成部分についての説明は省略する。 [Fourth Embodiment]
Next, a fourth embodiment will be described based on the drawings. Note that a description of the same components as those of the above-described embodiment will be omitted.
透明基板10と表示パネル20との間には、支持部材98により所定の間隔が形成される。下敷き30及び吸着プレート40は、ラミネータ50の押圧ローラ51と駆動ローラ52との間に挿入され、図12(A)における矢印A4方向に搬送される。ラミネータ50では、押圧ローラ51により吸着プレート40が下敷き30に向かって押圧される。吸着プレート40は、S字状に変形する。 First, as shown in FIG. 12A, with the
A predetermined gap is formed between the
次に、第5の実施形態について、図13に基づいて説明する。図13は、第5の実施形態における積層体の製造方法を説明する図である。図13(A)は、表示パネルと透明基板との貼合開始時の状態を示す図である。図13(B)は、表示パネルと透明基板との貼合途中の状態を示す図である。図13(C)は、表示パネルと透明基板との貼合終了時の状態を示す図である。以下、第5の実施形態と上記第1~第4の実施形態との相違点について主に説明する。 [Fifth Embodiment]
Next, a fifth embodiment will be described based on FIG. FIG. 13 is a diagram illustrating a method for manufacturing a laminate according to the fifth embodiment. FIG. 13A is a diagram illustrating a state at the start of bonding between the display panel and the transparent substrate. FIG. 13B is a diagram illustrating a state in the middle of bonding between the display panel and the transparent substrate. FIG. 13C is a diagram illustrating a state at the end of bonding between the display panel and the transparent substrate. The differences between the fifth embodiment and the first to fourth embodiments will be mainly described below.
尚、本明細書において、「鉛直」とは、鉛直方向に対し15°以内の傾きを許容するものとする。 By the way, in this embodiment, the
In this specification, “vertical” means that an inclination within 15 ° with respect to the vertical direction is allowed.
11 接着層
20 表示パネル
30 下敷き
31 助走板
33 後走板
40 吸着プレート
50 ラミネータ
51 押圧ローラ
52 駆動ローラ
60 スライドピックアップ
70、90 固定ピックアップ
80 支持バルーン
95 支持ブロック
98 支持部材
100、200、300、400 積層体の製造装置 DESCRIPTION OF
Claims (7)
- 第1板状部材と第2板状部材とを接着層を介して積層する積層体の製造方法であって、
押圧部材により前記第2板状部材を前記第1板状部材に押圧し、前記第1板状部材と前記第2板状部材とが貼合する貼合前線を形成する押圧工程と、
前記第1板状部材及び前記第2板状部材に対して前記押圧部材を相対移動させて前記貼合前線を押し進める貼合工程と、
前記貼合前線から貼合の進行方向に向かって所定の距離で前記第1板状部材との間に所定の間隔を形成するように前記第2板状部材を支持する支持工程と、を有する
ことを特徴とする積層体の製造方法。 A method for producing a laminate in which a first plate-like member and a second plate-like member are laminated via an adhesive layer,
A pressing step of pressing the second plate-like member against the first plate-like member by a pressing member to form a bonding front where the first plate-like member and the second plate-like member are bonded;
A pasting step of moving the pressing member relative to the first plate-like member and the second plate-like member and pushing the pasting front;
A supporting step of supporting the second plate-like member so as to form a predetermined interval between the first plate-like member and the first plate-like member at a predetermined distance from the bonding front toward the direction of bonding. The manufacturing method of the laminated body characterized by the above-mentioned. - 前記支持工程は、前記第1板状部材と前記第2板状部材との間に前記所定の間隔を形成し、前記押圧部材に押圧されて圧縮する圧縮部材により前記第2板状部材を支持する
ことを特徴とする請求項1に記載の積層体の製造方法。 In the supporting step, the predetermined plate gap is formed between the first plate member and the second plate member, and the second plate member is supported by a compression member that is compressed by being pressed by the pressing member. The manufacturing method of the laminated body of Claim 1 characterized by the above-mentioned. - 前記支持工程は、前記貼合前線から貼合の進行方向に向かって所定の距離で前記第1板状部材と前記第2板状部材との間に前記所定の間隔を形成し、前記貼合工程において前記押圧部材とともに前記第1板状部材及び前記第2板状部材に対して相対移動する支持部材により前記第2板状部材を支持する
ことを特徴とする請求項1に記載の積層体の製造方法。 The said support process forms the said predetermined space | interval between the said 1st plate-shaped member and the said 2nd plate-shaped member by the predetermined distance toward the advancing direction of bonding from the said bonding front, The said bonding 2. The laminate according to claim 1, wherein the second plate member is supported by a support member that moves relative to the first plate member and the second plate member together with the pressing member in the process. Manufacturing method. - 前記支持工程は、前記第1板状部材を鉛直に且つ平坦に支持する
ことを特徴とする請求項1から3の何れか一項に記載の積層体の製造方法。 The said support process supports the said 1st plate-shaped member vertically and flatly, The manufacturing method of the laminated body as described in any one of Claim 1 to 3 characterized by the above-mentioned. - 前記支持工程は、前記第1板状部材に対し前記押圧部材が貼合の進行方向に相対的に移動するのに応じて、前記第2板状部材の貼合の進行方向前端部と前記第1板状部材との間隔を徐々に小さくしてゼロにする、請求項1から4の何れか一項に記載の積層体の製造方法。 In the supporting step, as the pressing member moves relative to the first plate-like member in the advancing direction of the bonding, the front end portion in the advancing direction of the second plate-like member and the first The manufacturing method of the laminated body as described in any one of Claim 1 to 4 which makes the space | interval with 1 plate-shaped member small gradually, and makes it zero.
- 前記第1板状部材は、透明基板であり、
前記第2板状部材は、画像を表示する表示パネルである
ことを特徴とする請求項1から5の何れか一項に記載の積層体の製造方法。 The first plate-like member is a transparent substrate;
The said 2nd plate-shaped member is a display panel which displays an image, The manufacturing method of the laminated body as described in any one of Claim 1 to 5 characterized by the above-mentioned. - 前記押圧部材は、回転駆動する駆動ローラと、回転可能に設けられて前記駆動ローラに向かって付勢されている押圧ローラと、を有する
ことを特徴とする請求項1から6の何れか一項に記載の積層体の製造方法。 7. The pressing member according to claim 1, wherein the pressing member includes a driving roller that rotates and a pressing roller that is rotatably provided and biased toward the driving roller. The manufacturing method of the laminated body as described in any one of.
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KR20190076956A (en) | 2019-07-02 |
CN109863029A (en) | 2019-06-07 |
JPWO2018079158A1 (en) | 2019-09-12 |
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