WO2020003793A1 - ピラー供給方法、ガラスパネルユニットの製造方法、及びピラー供給装置 - Google Patents
ピラー供給方法、ガラスパネルユニットの製造方法、及びピラー供給装置 Download PDFInfo
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- WO2020003793A1 WO2020003793A1 PCT/JP2019/019450 JP2019019450W WO2020003793A1 WO 2020003793 A1 WO2020003793 A1 WO 2020003793A1 JP 2019019450 W JP2019019450 W JP 2019019450W WO 2020003793 A1 WO2020003793 A1 WO 2020003793A1
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- Prior art keywords
- pillars
- holding table
- holding
- pillar
- substrate
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 67
- 239000011521 glass Substances 0.000 title claims abstract description 52
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 96
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 238000012545 processing Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000006837 decompression Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims 1
- 238000012986 modification Methods 0.000 description 17
- 230000004048 modification Effects 0.000 description 17
- 239000003566 sealing material Substances 0.000 description 13
- 238000005304 joining Methods 0.000 description 7
- 239000002131 composite material Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/663—Elements for spacing panes
- E06B3/66304—Discrete spacing elements, e.g. for evacuated glazing units
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/673—Assembling the units
- E06B3/67326—Assembling spacer elements with the panes
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/677—Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes
- E06B3/6775—Evacuating or filling the gap during assembly
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
-
- 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
- B32B2419/00—Buildings or parts thereof
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/6612—Evacuated glazing units
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/249—Glazing, e.g. vacuum glazing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
Definitions
- the present disclosure relates to a pillar supply method, a method for manufacturing a glass panel unit, and a pillar supply device.
- Patent Document 1 discloses supplying a plurality of pillars (spacers) on one substrate (sheet glass) in a process of manufacturing a glass panel unit. After supplying the pillars, an internal space is formed by joining another substrate to the substrate, and the internal space is sealed under reduced pressure, whereby a glass panel unit having high heat insulating properties is manufactured.
- a plurality of pillars are manufactured by punching a thin plate.
- the manufactured plurality of pillars are temporarily stored, and a part required for manufacturing a glass panel unit is taken out and placed on a substrate.
- burrs are likely to occur on each pillar during punching.
- the pillars need to be stored once, and the number of steps is large and inefficient.
- An object of the present disclosure is to provide a pillar supply method, a glass panel unit manufacturing method, and a pillar supply device that can efficiently supply a plurality of pillars on which burrs are suppressed on a substrate. .
- a pillar supply method is a method of supplying a plurality of pillars on a substrate including a glass panel to manufacture a glass panel unit, wherein a sheet for forming a pillar is set above a holding table. Irradiating the sheet with a laser to cut out a plurality of pillars, a holding step of holding the plurality of pillars cut out of the sheet on the holding table, and all or a plurality of the plurality of pillars from the holding table And a mounting step of picking up a part and mounting it on the substrate.
- a pillar supply step of supplying the plurality of pillars to the substrate using the pillar supply method, and another substrate including a glass panel is stacked above the substrate.
- a pillar supply device is a device for supplying a plurality of pillars onto a substrate including a glass panel to manufacture a glass panel unit, and is set above a holding table and the holding table.
- FIG. 1 is a plan view schematically showing a pillar supply device used in the method for manufacturing a glass panel unit according to one embodiment.
- FIG. 2 is a side view, partially broken away, showing a main part when the pillar supply device irradiates a laser.
- FIG. 3 is a plan view showing a main part of a sheet provided in the above-described pillar supply device.
- FIG. 4 is a side view, partially broken away, showing a main part in a state where a plurality of pillars are adsorbed by the pillar supply device.
- FIG. 5 is a plan view showing a first stage in which the holding table is moved by the pillar supply device.
- FIG. 6 is a plan view showing a second stage in which the holding table is moved by the pillar supply device.
- FIG. 7A is a side view showing a part of a main part in a state where a plurality of pillars are being picked up by the pillar supply device in the same manner as above.
- FIG. 7B is a side view showing a main part in a state where a plurality of pillars are mounted by the pillar supply device of the above.
- FIG. 8 is a perspective view illustrating an arrangement step of the manufacturing method.
- FIG. 9 is a plan view illustrating a bonding step of the manufacturing method according to the first embodiment.
- FIG. 10 is a sectional view taken along line AA of FIG.
- FIG. 11A is a main-portion cross-sectional view for explaining the depressurizing step of the above manufacturing method.
- FIG. 11B is a fragmentary cross-sectional view for explaining the sealing step of the above manufacturing method.
- FIG. 12 is a perspective view showing a glass panel unit manufactured by the above manufacturing method.
- FIG. 13 is a side view of a pillar supply device according to the first modification, showing a main part of the pillar supply device when a laser beam is irradiated.
- FIG. 14 is a plan view schematically illustrating a pillar supply device according to a second modification.
- FIG. 15 is a plan view showing a state where the holding table is moved by the pillar supply device of the second modification.
- FIG. 16 is a plan view schematically illustrating a pillar supply device according to a third modification.
- FIG. 17 is a plan view illustrating a state where the holding table is moved by the pillar supply device of the third modification.
- the method for manufacturing a glass panel unit according to one embodiment includes a pillar supply step, an arrangement step, a joining step, a decompression step, and a sealing step.
- the ⁇ pillar supply step is a step of supplying a plurality of pillars 3 onto the substrate 91 including the glass panel 910.
- a plurality of pillars 3 are formed near the substrate 91 using a pillar supply device 8 schematically shown in FIGS. 1 to 7, and the plurality of pillars 3 immediately after formation are placed below the pillars 3.
- the holder 1 is held.
- the plurality of pillars 3 are moved to the vicinity of the mounting location together with the holding table 1, and all or some of the plurality of pillars 3 are picked up and mounted on the substrate 91.
- the details of the pillar supply step will be described later.
- another substrate 92 including a glass panel 920 is arranged on the substrate 91 on which the plurality of pillars 3 are mounted so as to cover above the plurality of pillars 3 (see FIG. 8).
- the plurality of pillars 3 are sandwiched between the pair of substrates 91 and 92.
- a frame-shaped sealing material 94 is arranged on the upper surface of the substrate 91 before the substrate 91 is overlaid.
- the sealing material 94 is, for example, a glass paste.
- the arrangement of the seal material 94 may be performed after the plurality of pillars 3 are mounted on the substrate 91 or before the plurality of pillars 3 are mounted on the substrate 91. Alternatively, mounting the plurality of pillars 3 on the substrate 91 and disposing the sealant 94 on the substrate 91 may be performed in parallel.
- the peripheral portions of the substrate 91 and the substrate 92 are hermetically bonded via a frame-shaped sealing material 94.
- an internal space S1 is formed between the pair of substrates 91 and 92 and the seal member 94 which are located opposite to each other.
- a plurality of pillars 3 are located in the internal space S1 (see FIGS. 9 and 10).
- Each of the plurality of pillars 3 is located in contact with the opposing surfaces of the pair of substrates 91 and 92.
- the plurality of pillars 3 are positioned so as to be surrounded by the frame-shaped sealing material 94, and function as spacers for maintaining the distance between the pair of substrates 91 and 92 at a predetermined distance.
- the internal space S1 is reduced in pressure through the exhaust holes 95 formed through the substrate 92 (see FIG. 11A).
- the sealing material 96 and the plate 97 are inserted into the exhaust holes 95 in this order.
- the sealing material 96 is a solid sealing material formed using, for example, a glass frit.
- the exhaust head 98 is pressed against a portion of the substrate 92 surrounding the opening of the exhaust hole 95 so as to maintain an airtight state with the substrate 92.
- the sealing member 96 and the plate 97 are elastically pushed toward the substrate 91 by the spring mechanism 99 of the exhaust head 98.
- the internal space S1 is sealed using the sealing material 96 while maintaining the reduced pressure (see FIG. 11B).
- the sealing material 96 is locally heated and softened.
- the sealing material 96 can be locally heated by means of, for example, infrared irradiation, laser irradiation, induction heating, or the like.
- the sealing material 96 softened by the local heating is deformed in the internal space S1 by the urging force exerted by the spring mechanism 99.
- the deformed sealing material 96 seals the exhaust hole 95.
- This glass panel composite can be provided as a glass panel unit having high heat insulating properties (see FIG. 12). Note that it is also possible to provide a glass panel unit in which another glass substrate is further stacked on the glass panel composite formed in the same process. It is also possible to cut a part of the glass panel composite formed in the same process and provide the remaining part as a glass panel unit.
- a plurality of pillars 3 are formed by laser processing using the pillar supply device 8, and the plurality of pillars 3 formed here are sequentially supplied onto the substrate 91.
- the pillar supply device 8 includes a holding table 1, a moving mechanism 7, a sheet 2, a laser processing machine 4, and a mounting machine 5. Further, the pillar supply device 8 includes a support mechanism 6 that supports the substrate 91 so as to be displaceable along the first axis A1.
- the first axis A1 is a virtual axis that is linear in a plan view (that is, when viewed from above).
- the holding table 1 has a main body 10 including a porous material, and an adsorption mechanism 11 capable of adsorbing a plurality of pillars 3 to the main body 10 (see FIG. 2 and the like).
- a plurality of grooves 105 are formed on the upper surface of the main body 10.
- Each of the plurality of grooves 105 is a bottomed groove that opens upward.
- the plurality of grooves 105 are arranged in a matrix at a distance from each other on the upper surface of the holding table 1 (that is, the upper surface of the main body 10).
- the suction mechanism 11 includes an air intake device 112 connected to the main body 10.
- the intake device 112 is, for example, an intake fan.
- the suction device 112 is configured to suck air through a part of the holding table 1. More specifically, the air suction device 112 is configured to suck air in the minute holes of the main body 10.
- the intake device 112 is driven, the pillars 3 housed in the respective grooves 105 are attracted to the inner surfaces of the grooves 105 (see FIG. 4 and the like).
- the moving mechanism 7 includes a supply stage 75 that supports the holding table 1, a support 71 that supports the supply stage 75 movably along the second axis A ⁇ b> 2 (see FIG. 5 and the like), and a supply shaft 75 that is connected to the first axis.
- a displacement operation unit 72 (see FIG. 6) for displacing along A1 is provided.
- the second axis A2 is a linear, virtual axis orthogonal to the first axis A1 in plan view (that is, when viewed from above).
- the sheet 2 is a flexible sheet used to form the plurality of pillars 3.
- the sheet 2 is preferably made of resin (for example, made of polyimide), but may be made of metal.
- the sheet 2 is tensioned between the pair of rollers 29 while being wound around the pair of rollers 29 located at a distance from each other (see FIG. 2).
- the sheet 2 and the roller 29 supporting the sheet 2 are located at a distance from the substrate 91 in the direction along the second axis A2.
- the laser beam machine 4 is located at a distance from the substrate 91 in the direction along the second axis A2.
- the laser beam machine 4 is located above the pillar forming sheet 2.
- the laser processing machine 4 is configured to irradiate the laser downward (that is, toward the sheet 2).
- the mounting machine 5 includes a mounting head 51 and a support portion 53 that supports the mounting head 51 movably along the second axis A2.
- the mounting head 51 and the support 53 are located above the substrate 91.
- the mounting head 51 has a plurality of suction nozzles 515 (see FIGS. 7A and 7B).
- Each of the plurality of suction nozzles 515 has a tip opening, and the pillar 3 can be sucked into the tip opening by sucking air from the tip opening.
- Each of the plurality of suction nozzles 515 can release the pillar 3 adsorbed to the tip opening by discharging air from the tip opening.
- the pillar supply step includes an irradiation step, a holding step, a moving step, and a mounting step.
- the sheet 2 is set above the holding table 1 and the laser processing machine 4 is set above the sheet 2 at a position adjacent to the substrate 91 in the direction along the second axis A2. At this time, it is preferable that a part of the sheet 2 is pressed against the upper surface of the holding table 1 by the pressing member 15.
- a plurality of grooves 105 of the holding table 1 are located below the sheet 2.
- the plurality of grooves 105 are in a state where the upper part is covered by the sheet 2.
- the laser beam is irradiated from the laser processing machine 4 to a plurality of portions of the sheet 2 to form annular cuts 21 at a plurality of portions of the sheet 2.
- the cut 21 penetrates the sheet 2 in the thickness direction (in other words, the vertical direction).
- the portion 23 surrounded by the cut 21 can be cut out from the sheet 2 (see FIG. 3).
- a plurality of portions 23 cut out from the sheet 2 constitute a plurality of pillars 3.
- the plurality of columnar portions 23 (that is, the plurality of pillars 3) cut out from the sheet 2 fall into the plurality of grooves 105 located thereunder by their own weights.
- a plurality of pillars 3 all around which are cut by a laser are accommodated one by one in a plurality of grooves 105 of the holding table 1 (see FIG. 4 and the like).
- the plurality of pillars 3 cut into the plurality of grooves 105 are attracted to the holding table 1 by the negative pressure generated by the suction device 112, and are held in the plurality of grooves 105 one-to-one.
- the suction device 112 may be driven from the stage of the irradiation process (that is, the stage where the pillars 3 are formed by laser processing), or may be driven after the irradiation process is completed.
- the suction device 112 can be provided not on the holding table 1 side but on the supply stage 75 side. In this case, in a state where the holding table 1 is set on the supply stage 75, the suction device 112 is set at a position where air in the minute holes of the holding table 1 can be sucked.
- the supply stage 75 supporting the holding table 1 from below moves the holding table 1 and the plurality of pillars 3 held by the holding table 1 in the horizontal direction.
- the supply stage 75 moves along the second axis A2 to a position above the substrate 91 as shown in FIG. 5, and then, as shown in FIG. 6, the mounting machine 75 moves along the first axis A1. Move in the direction approaching 5.
- the moving mechanism 7 operates the supply stage 75 to move the holding table 1 and the plurality of pillars 3 held by the holding table 1 to above the substrate 91 along the first axis A1. It is moved so as to approach the mounting machine 5 along the two axes A2.
- the driving of the suction device 112 be continued even in the moving process. That is, it is preferable that the holding table 1 be moved to a position near the place where the plurality of pillars 3 are mounted, while the plurality of pillars 3 are attracted to the upper surface of the holding table 1.
- the mounting head 51 of the mounting machine 5 is located near the place where the plurality of pillars 3 are mounted.
- the plurality of pillars 3 are picked up from the holding table 1 after the movement using the mounting machine 5 and mounted on the upper surface of the substrate 91.
- the plurality of suction nozzles 515 of the mounting head 51 suction and pull up the plurality of pillars 3 held in the plurality of grooves 105 of the holding table 1 (see FIG. 7A). At this time, it is preferable that the driving of the intake device 112 is stopped.
- At least one of the mounting head 51 and the substrate 91 is moved, so that the plurality of pillars 3 are separated from the mounting head 51 at a timing when the plurality of pillars 3 reaches a target position with respect to the substrate 91, and It is mounted on the upper surface of the substrate 91 (see FIG. 7B).
- a plurality of pillars 3 can be supplied in a predetermined arrangement on the upper surface of the substrate 91 by repeatedly executing the irradiation step, the holding step, the moving step, and the mounting step.
- each pillar 3 supplied to the substrate 91 is the portion 23 cut out from the sheet 2 by a laser, generation of burrs on each pillar 3 is suppressed.
- the plurality of pillars 3 are formed in the vicinity of the substrate 91 and are sequentially mounted on the substrate 91, it is not necessary to temporarily store the plurality of pillars 3 formed by laser processing in another place, A plurality of pillars 3 can be efficiently supplied on the substrate 91.
- the arrangement of a getter capable of adsorbing gas molecules is omitted, but it is also preferable to arrange a getter in the internal space S1.
- the exhaust hole 95 for reducing the pressure in the internal space S1 is provided on the substrate 92 side of the pair of substrates 91, 92, but is provided on the substrate 91 side. Is also possible.
- the sealing member 96 inserted into the exhaust hole 95 is locally heated to seal the internal space S1, but the sealing means is not limited to this. Not done.
- a part of the sealing material 94 that hermetically joins the pair of substrates 91 and 92 is deformed by means such as heating while maintaining the internal space S1 in a reduced pressure state. It is also possible to seal S1.
- the holding table 1 includes both the suction mechanism 11 and the plurality of grooves 105, but it is not essential that the holding table 1 include both the suction mechanism 11 and the plurality of grooves 105. It is also possible that the pillar supply device 8 includes only one of the suction mechanism 11 and the plurality of grooves 105.
- the holding table 1 when the holding table 1 includes the suction mechanism 11 and does not include the plurality of grooves 105, the holding table 1 has a flat upper surface, and the plurality of pillars 3 mounted on the flat upper surface is connected to the suction device 112. Can be moved while being attracted to the holding table 1 by the negative pressure generated by the pressure.
- the holding table 1 includes the plurality of grooves 105 and does not include the suction mechanism 11, the plurality of pillars 3 can be moved while being accommodated in the plurality of grooves 105.
- the pillar supply device 8 includes the holding table 1, the supply stage 75, the sheet 2, the laser processing machine 4, and the mounting machine 5, but the number is not limited to one.
- a plurality of pillars 3 can be formed by laser processing at a plurality of locations adjacent to the substrate 91, and the plurality of pillars 3 formed at each location can be sequentially mounted on the substrate 91. .
- the main body 10 is provided in a porous manner, but instead of this, the intake path 13 communicating with each of the plurality of grooves 105 is provided as in Modification Example 1 shown in FIG.
- the intake device 112 may be formed inside the main body 10 and connected to the intake passage 13. It is preferable that the intake path 13 communicates with the bottom of each groove 105.
- the holding table 1 that holds the plurality of pillars 3 is moved via the supply stage 75.
- the holding table 1 is preferably moved using an appropriate transport mechanism, but may be manually moved by an operator.
- the mounting machine 5 includes a mounting portion 55 to which the holding table 1 can be removably mounted.
- the mounting head 51 and the mounting section 55 are movably connected to the support section 53 along the second axis A2.
- the support part 53 is displaceable with respect to the substrate 91 along the first axis A1.
- the mounting head 51 and the mounting portion 55 are freely displaceable with respect to the substrate 91 along the first axis A1 and the second axis A2.
- the holding table 1 mounted on the mounting section 55 can be displaced along the first axis A1 with respect to the mounting head 51.
- the replacement stage 77 is provided at a position adjacent to the substrate 91 in the direction along the first axis A1.
- the holding table 1 holding the plurality of pillars 3 is transported from a location below the laser processing machine 4 and the sheet 2 to a location near the exchange stage 77, and is transferred to the exchange stage 77 (see FIG. 15).
- the holding table 1 (the holding table 1 that holds the plurality of pillars 3) transferred to the exchange stage 77 is the other holding table 1 (the plurality of pillars 3 is picked up by the mounting head 51) mounted on the mounting machine 5. It can be exchanged with a later holding table 1).
- the holding table 1 holding the plurality of pillars 3 is sequentially supplied to the exchange stage 77, and the operation of replacing the holding table 1 with another holding table 1 mounted on the mounting machine 5 is repeated.
- a plurality of pillars 3 can be efficiently supplied.
- the mounting machine 5 includes the mounting portion 57 to which the holding table 1 can be mounted.
- the mounting head 51 and the mounting portion 57 are movably connected to the support portion 53 along the second axis A2.
- the support part 53 is displaceable with respect to the substrate 91 along the first axis A1.
- the mounting head 51 and the mounting portion 57 are movable with respect to the substrate 91 along the first axis A1 and the second axis A2.
- the holding table 1 mounted on the mounting section 57 is displaceable with respect to the mounting head 51 along the first axis A1.
- the laser processing machine 4 and the sheet 2 are installed at a position adjacent to the substrate 91 in the direction along the first axis A1.
- the irradiation step is performed at a location adjacent to the substrate 91 in a state where the holding table 1 is mounted on the mounting machine 5 (see FIG. 16).
- the holding table 1 holding the plurality of pillars 3 is moved together with the mounting machine 5 along the first axis A1 (see FIG. 17).
- the mounting machine 5 after the movement picks up the plurality of pillars 3 from the holding table 1 and mounts them on the substrate 91.
- the third modification has an advantage that existing facilities can be easily used and an advantage that the entire facility area of the pillar supply device 8 can be reduced.
- the pillar supply method of the first aspect has the following configuration.
- the pillar supply method is a method of supplying a plurality of pillars (3) on a substrate (91) including a glass panel (910) in order to manufacture a glass panel unit.
- a holding step and a mounting step are provided.
- the sheet (2) for forming pillars is set above the holding table (1), and the sheet (2) is irradiated with laser to cut out a plurality of pillars (3).
- the holding step the plurality of pillars (3) cut out from the sheet (2) are held on the holding table (1).
- the mounting step all or some of the plurality of pillars (3) are picked up from the holding table (1) and mounted on the substrate (91).
- a plurality of pillars (3) formed by laser processing while suppressing generation of burrs can be efficiently supplied onto the substrate (91).
- the pillar supply method according to the second aspect has the following configuration in addition to the first aspect.
- the pillar supply method according to the second aspect further includes a moving step.
- the moving step the plurality of pillars (3) held by the holding table (1) are moved together with the holding table (1).
- the mounting step all or some of the plurality of pillars (3) are picked up from the moved holding table (1) and mounted on the substrate (91).
- the plurality of pillars (3) formed by laser processing while suppressing generation of burrs are moved to the mounting location while being held on the holding table (1), and the substrate ( 91) can be supplied efficiently.
- the pillar supply method of the third aspect has the following configuration in addition to the first or second aspect.
- the plurality of pillars (3) cut out from the sheet (2) are held on the holding table (1) by being adsorbed on the holding table (1).
- the plurality of pillars (3) cut out from the sheet (2) by the laser can be stably held on the holding table (1).
- the pillar supply method according to the fourth aspect has the following configuration in addition to the third aspect.
- the plurality of pillars (3) are adsorbed to the holding table (1) by sucking air through the holding table (1).
- the plurality of pillars (3) cut out from the sheet (2) by the laser can be stably held on the holding table (1) by the action of the intake air.
- the pillar supply method according to the fifth aspect has the following configuration in addition to the fourth aspect.
- the holding table (1) includes a main body (10) provided in a porous manner.
- the plurality of pillars (3) can be stably held on the holding base (1) by sucking air through the porous main body (10).
- the pillar supply method of the sixth aspect has the following configuration in addition to the fourth aspect.
- the holding table (1) includes a main body (10) in which an intake path (13) is formed.
- the plurality of pillars (3) can be stably held on the holding base (1) by sucking air through the intake passage (13).
- the pillar supply method according to the seventh aspect has the following configuration in addition to any one of the first to sixth aspects.
- the plurality of pillars (3) cut out from the sheet (2) are held in the plurality of grooves (105) formed in the holding table (1).
- the plurality of pillars (3) cut out by laser from the sheet (2) can be stably held on the holding table (1).
- the pillar supply method according to the eighth aspect has the following configuration in addition to the third aspect.
- the plurality of pillars (3) cut out from the sheet (3) are housed in the plurality of grooves (105) formed in the holding table (1), It is held on the holding table (1) by being adsorbed on the inner surfaces of the plurality of grooves (105).
- the plurality of pillars (3) cut out by laser from the sheet (2) can be stably held on the holding table (1).
- the method for manufacturing a glass panel unit according to the first aspect includes a pillar supply step, an arrangement step, a joining step, a decompression step, and a sealing step.
- the pillar supply step the plurality of pillars (3) are supplied to the substrate (91) by using the pillar supply method according to any one of the first to eighth aspects.
- another substrate (92) including the glass panel (920) is overlaid on the substrate (91).
- an inner space (S1) in which the plurality of pillars (3) are located is formed by joining the peripheral portions of the substrate (91) and another substrate (92).
- the pressure reducing step the internal space (S1) is reduced in pressure.
- the sealing step the internal space (S1) is sealed under reduced pressure.
- the method for manufacturing a glass panel unit of the first aspect it is possible to efficiently manufacture a glass panel unit including a plurality of pillars (3) in which burrs are suppressed.
- the pillar supply device (8) according to the first aspect has the following configuration.
- the pillar supply device (8) is a device for supplying a plurality of pillars (3) onto a substrate (91) including a glass panel (910) in order to manufacture a glass panel unit.
- the pillar supply device (8) of the first embodiment includes a holding table (1), a sheet (2) for forming a pillar, a laser processing machine (4), and a mounting machine (5).
- the sheet (2) is set above the holding table (1).
- the laser beam machine (4) irradiates the sheet (2) with a laser to cut out a plurality of pillars (3).
- the mounting machine (5) picks up all or some of the plurality of pillars (3) held by the holding table (1) and mounts them on the substrate (91).
- a plurality of pillars (3) formed by laser processing while suppressing generation of burrs can be efficiently supplied onto the substrate (91).
- the pillar supply device (8) according to the second aspect has the following configuration in addition to the first aspect.
- the pillar supply device (8) of the second aspect further includes an adsorption mechanism (11) for adsorbing the plurality of pillars (3) to the holding table (1).
- the plurality of pillars (3) cut out from the sheet (2) by the laser can be stably held on the holding table (1).
- the pillar supply device (8) according to the third aspect has the following configuration in addition to the features of the second aspect.
- the suction mechanism (11) includes an air suction device (112) that sucks air through the holding table (1).
- the plurality of pillars (3) cut out by laser from the sheet (2) are stably held on the holding table (1) by the action of the intake air. Can be.
- the pillar supply device (8) according to the fourth aspect has the following configuration in addition to the third aspect.
- the holding table (1) includes a main body (10) provided in a porous manner.
- the plurality of pillars (3) are stably held on the holding table (1) by sucking air through the porous main body (10). Can be.
- the pillar supply device (8) according to the fifth aspect has the following configuration in addition to the third aspect.
- the holding table (1) includes a main body (10) in which an intake path (13) is formed.
- the plurality of pillars (3) can be stably held on the holding table (1) by sucking air through the intake path (13). .
- the pillar supply device (8) of the sixth aspect has the following configuration in addition to the first to fifth aspects.
- the holding table (1) has a plurality of grooves (105) for holding the plurality of pillars (3).
- the plurality of pillars (3) cut out from the sheet (2) by the laser can be stably held on the holding table (1).
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Abstract
Description
一実施形態のガラスパネルユニットの製造方法について、添付図面に基づいて説明する。一実施形態のガラスパネルユニットの製造方法は、ピラー供給工程、配置工程、接合工程、減圧工程、及び封止工程を具備する。
以下に例示するように、上述したガラスパネルユニットの製造方法、ピラー供給方法、及びピラー供給装置8は、適宜に設計変更が可能である。以下の説明において、上述した構成と同様の構成には同一符号を付し、詳しい説明を省略する。
上記した実施形態及び変形例から理解されるように、第1の態様のピラー供給方法は、下記の構成を具備する。
10 本体
105 溝
11 吸着機構
112 吸気装置
13 吸気路
2 シート
3 ピラー
4 レーザー加工機
5 実装機
8 ピラー供給装置
91 基板
910 ガラスパネル
92 基板
920 ガラスパネル
S1 内部空間
Claims (15)
- ガラスパネルユニットを製造するために、ガラスパネルを含む基板の上に複数のピラーを供給する方法であって、
ピラー形成用のシートを保持台の上方にセットし、前記シートにレーザーを照射して複数のピラーを切り抜く照射工程と、
前記シートから切り抜かれた前記複数のピラーを前記保持台に保持させる保持工程と、
前記保持台から前記複数のピラーの全部または一部をピックアップして前記基板に実装する実装工程と、を備える
ピラー供給方法。 - 前記保持台が保持する前記複数のピラーを、前記保持台ごと移動させる移動工程を、更に備え、
前記実装工程では、移動後の前記保持台から前記複数のピラーの全部または一部をピックアップして前記基板に実装する
請求項1のピラー供給方法。 - 前記保持工程では、前記シートから切り抜かれた前記複数のピラーを、前記保持台に吸着させることで、前記保持台に保持させる
請求項1又は2のピラー供給方法。 - 前記保持工程では、前記保持台を通じて空気を吸引することで、前記複数のピラーを前記保持台に吸着させる
請求項3のピラー供給方法。 - 前記保持台は、多孔質に設けられた本体を含む
請求項4のピラー供給方法。 - 前記保持台は、吸気路が形成された本体を含む
請求項4のピラー供給方法。 - 前記保持工程では、前記シートから切り抜かれた前記複数のピラーを、前記保持台に形成されている複数の溝に収容することで、前記保持台に保持させる
請求項1から6のいずれか一項のピラー供給方法。 - 前記保持工程では、前記シートから切り抜かれた前記複数のピラーを、前記保持台に形成されている複数の溝に収容し、前記複数の溝の内面に吸着させることで、前記保持台に保持させる
請求項3のピラー供給方法。 - 請求項1から8のいずれか一項のピラー供給方法を用いて、前記複数のピラーを前記基板に供給するピラー供給工程と、
前記基板の上方に、ガラスパネルを含む別の基板を重ねる配置工程と、
前記基板と前記別の基板の互いの周縁部分を接合することで、前記複数のピラーが位置する内部空間を形成する接合工程と、
前記内部空間を減圧する減圧工程と、
前記内部空間を減圧状態で封止する封止工程と、を具備する
ガラスパネルユニットの製造方法。 - ガラスパネルユニットを製造するために、ガラスパネルを含む基板の上に複数のピラーを供給する装置であって、
保持台と、
前記保持台の上方にセットされるピラー形成用のシートと、
前記シートにレーザーを照射して複数のピラーを切り抜くレーザー加工機と、
前記保持台が保持する前記複数のピラーの全部または一部をピックアップして、前記基板に実装する実装機と、を備える
ピラー供給装置。 - 前記複数のピラーを前記保持台に吸着させる吸着機構を、更に備える
請求項10のピラー供給装置。 - 前記吸着機構は、前記保持台を通じて空気を吸引する吸気装置を含む
請求項11のピラー供給装置。 - 前記保持台は、多孔質に設けられた本体を含む
請求項12のピラー供給装置。 - 前記保持台は、吸気路が形成された本体を含む
請求項12のピラー供給装置。 - 前記保持台は、前記複数のピラーを保持するための複数の溝を有する
請求項10から14のいずれか一項のピラー供給装置。
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EP19825477.3A EP3816128B1 (en) | 2018-06-28 | 2019-05-16 | Pillar supply method, method for manufacturing glass panel unit, and pillar supply device |
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