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WO2013031908A1 - Dispositif pour fendre des articles de type verre à vitre - Google Patents

Dispositif pour fendre des articles de type verre à vitre Download PDF

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Publication number
WO2013031908A1
WO2013031908A1 PCT/JP2012/072043 JP2012072043W WO2013031908A1 WO 2013031908 A1 WO2013031908 A1 WO 2013031908A1 JP 2012072043 W JP2012072043 W JP 2012072043W WO 2013031908 A1 WO2013031908 A1 WO 2013031908A1
Authority
WO
WIPO (PCT)
Prior art keywords
sheet glass
glass article
sheet
transport
movable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2012/072043
Other languages
English (en)
Japanese (ja)
Inventor
秀明 倉橋
橋本　隆志
小山　範男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Electric Glass Co Ltd
Original Assignee
Nippon Electric Glass Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Glass Co Ltd filed Critical Nippon Electric Glass Co Ltd
Priority to JP2012540189A priority Critical patent/JP6029087B2/ja
Priority to CN201280027513.0A priority patent/CN103596892B/zh
Priority to KR1020137026555A priority patent/KR101865604B1/ko
Publication of WO2013031908A1 publication Critical patent/WO2013031908A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/09—Severing cooled glass by thermal shock
    • C03B33/091—Severing cooled glass by thermal shock using at least one focussed radiation beam, e.g. laser beam
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/03—Glass cutting tables; Apparatus for transporting or handling sheet glass during the cutting or breaking operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
    • B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/033—Apparatus for opening score lines in glass sheets
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/037—Controlling or regulating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/07—Cutting armoured, multi-layered, coated or laminated, glass products
    • C03B33/074—Glass products comprising an outer layer or surface coating of non-glass material
    • 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
    • G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2249/00—Aspects relating to conveying systems for the manufacture of fragile sheets
    • B65G2249/04—Arrangements of vacuum systems or suction cups
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133302—Rigid substrates, e.g. inorganic substrates

Definitions

  • the present invention relates to a sheet glass article separating apparatus, and more specifically, a technology for conveying a sheet glass article after being cut or a sheet glass article in which a plurality of sheets are arranged close to each other in parallel while being separated from each other. About.
  • Plate glass used for flat panel displays such as plasma displays and liquid crystal displays, and window glass for buildings, etc. cut out small area plate glass from large area plate glass in the manufacturing process, and trimmed edges along the side of the plate glass The glass sheet may be cut off.
  • a scribe line is formed by pressing a sheet glass using a folding member after forming a scribe line on the sheet glass as in the techniques disclosed in Patent Documents 1 to 3 described below.
  • a method of giving a bending moment to the peripheral portion of the glass plate and cutting the plate glass along the scribe line is widely used.
  • Patent Document 4 adsorbs the sheet glass to both sides of the scribe line formed on the sheet glass.
  • a table that can be held is provided, and after the glass plate is sucked and held on the above table, one table is rotated to give a bending moment to the periphery of the scribe line, cutting the glass plate and cutting surfaces to each other.
  • a technique that can be separated to prevent contact between cut surfaces is disclosed.
  • Patent Document 5 as a technique for preventing contact between cut surfaces of each plate glass after cutting, one side of the plate glass on which the scribe line is formed is sandwiched from above and below by the sandwiching member, and then the sandwiching member is rotated.
  • a technique is disclosed in which, by moving, a bending moment is applied to the peripheral portion of the scribe line, the plate glass is cut, the cut surfaces are separated from each other, and contact between the cut surfaces can be prevented.
  • the plate glass is formed by irradiating the plate glass with a laser and jetting a refrigerant following the laser. By generating thermal stress in the vicinity of the initial crack and developing the initial crack, laser cutting that cuts the plate glass and removal of the molten glass melted at the laser irradiation part, laser cutting that cuts the plate glass The same thing happens.
  • the problem of separation of such plate glass is not limited to after the cutting of the plate glass, when it is necessary to perform a manufacturing-related process by arranging a plurality of plate glasses already in parallel without cutting, When bringing the plurality of plate glasses into and out of the processing position, there is a problem of how to optimize the reduction of the quality of the plate glass and improving the working efficiency.
  • plate glass In addition to plate glass, a glass laminate including plate glass as a constituent element, a glass resin laminate in which plate glass and a resin sheet are laminated, a liquid crystal panel, etc. (hereinafter referred to as plate glass and these are collectively referred to as plate glass articles) The same problem occurs when manufacturing-related processing is performed by cutting or arranging them in close proximity.
  • the problem of the present invention is that it is possible to suppress a reduction in the quality of the plate glass article in the cutting and separating step of the plate glass article, or in the separation step of separating a plurality of plate glass articles arranged close to each other in parallel. It is an object of the present invention to provide a sheet glass article separation device capable of improving working efficiency.
  • the present invention cuts the sheet glass article along a planned cutting line extending in the conveying direction at the cutting position and transports the sheet glass article to the cutting position.
  • a sheet glass article separating apparatus configured to separate and convey the sheet glass article from each other, and conveying means for conveying the sheet glass article to a conveyance region on one side and the other side with the planned cutting line as a boundary
  • at least one transport unit existing in the transport region on the one side and at least one transport unit existing in the transport region on the other side are characterized by being configured to approach and separate from each other.
  • the above “approach and separation” is not only the case where the two corresponding conveying means both move and both approach and separate, but only one of the conveying means does not move and the other conveying means does not move. Not only when one of the transport means moves relative to the other transport means in parallel, but also the gap between the two moves from the upstream side to the downstream side. This includes the case of relative movement so that it gradually expands as it goes on (hereinafter the same).
  • the “sheet glass article” includes not only the sheet glass but also a sheet glass such as a glass laminated body, a glass resin laminated body, and a liquid crystal panel (hereinafter the same).
  • the plate glass article carried into the sheet glass article separation device is cut at the cutting position, and each plate glass article after the cutting is at least one conveying means existing in the conveyance area on one side. Are separated from each other by separating the at least one conveying means in the conveying area on the other side. Therefore, if the conveying means is separated immediately after the sheet glass article is cut, each sheet glass article after cutting is not separated from the cutting position by the conveying means without causing contact between the cut surfaces. It is maintained and conveyed downstream. On the other hand, when the transporting means once separated is approached and returned to the initial position, the subsequent new sheet glass article is carried into the sheet glass article separation device and then the same as described above. , Cut and separated, and conveyed downstream from the cutting position.
  • a plurality of transport means are installed in parallel in at least one transport area of the transport areas on the one side and the other side, and at least one of the transport means is in the approach and separation state.
  • the movable conveying means and at least one other conveying means out of the plurality of conveying means are capable of adsorbing and releasing the sheet glass article. Is preferred.
  • the plate glass article carried into the sheet glass article separation device is preferably stopped and cut at the cutting position, and the plate glass article after the cutting is subjected to the following treatment.
  • a conveyance means other than the movable conveyance means that is, an immovable conveyance means (hereinafter referred to as a fixed-side conveyance means)
  • a movable conveying means (hereinafter referred to as a movable-side conveying means) moves in a direction to separate the glass sheet articles after cutting while adsorbing and conveying the glass sheet articles. (Separate).
  • the movable-side conveying means if the movable-side conveying means is moved away immediately after cutting the plate glass article, the respective plate glass articles after cutting are separated without causing contact between the cut surfaces. Then, after the mutual separation of the cut sheet glass articles is completed, the fixed-side conveying means sucks and conveys the cut sheet glass article, and the movable-side conveying means releases the adsorption to the cut sheet glass article. In this state, return to the original position (approach movement). That is, since the movable-side conveyance unit is released from the adsorption to the plate glass article, the movable-side conveyance unit can return to the original position without obstructing the conveyance of the plate glass article by the fixed-side conveyance unit.
  • the fixed-side transport unit can carry in a subsequent new glass sheet article. Therefore, since separation of each sheet glass article after cutting and unloading from the cutting position to the downstream side and carrying in of the subsequent new sheet glass article to the cutting position can be performed continuously, the cutting step It is possible to further improve the work efficiency.
  • a protective sheet is interposed between all of the conveying means and the sheet glass article.
  • the movable-side conveying means is cut when the movable-side conveying means moves (separates) in the direction of separating the cut-out glass sheets while sucking and conveying the cut-out glass sheets.
  • the sheet glass is caused by sliding between the sheet glass article and the conveying means when returning to the original position (approaching movement) before the cut sheet glass article is separated in a state where the adsorption to the sheet glass article is released. It is possible to reduce the risk of scratches on the lower surface of the article.
  • gas is ejected to the plate glass article when the adsorption to the plate glass article is released.
  • the plate glass article is in a floating state on the conveying means ejecting the gas, Since it is possible to reduce the risk of sliding with the glass sheet article as much as possible, it is possible to more effectively suppress the occurrence of scratches on the lower surface of the glass sheet article.
  • the movable conveying means is installed at an outermost position in the arrangement direction of the plurality of conveying means.
  • the movable range of the movable side conveying means can be increased compared to the case where the movable side conveying means is installed between the plurality of fixed side conveying means. It becomes possible to separate the made sheet glass article over a longer distance. Further, when separating the sheet glass articles from each other, the protective sheet interposed between the conveying means and the sheet glass article is not easily bent due to the absence of the fixed-side conveying means in front of the moving direction of the movable conveying means. . As a result, it becomes difficult to peel the plate glass article from the protective sheet by sticking the bent protective sheet into the end face or edge of the cut sheet glass article, and it becomes difficult to control the conveyance / stop position of the plate glass article. Problems can be prevented.
  • the present invention brings a plurality of plate glass articles arranged in parallel to each other with their opposing end surfaces close to each other. In a state of being transported to a processing position, subjected to manufacturing-related processing at the processing position, and transported by separating the plurality of sheet glass articles subjected to the manufacturing-related processing from each other by separating the opposing end surfaces.
  • An apparatus for separating sheet glass articles configured as described above, wherein a plurality of conveyance regions having boundaries between the opposing end faces of the plurality of sheet glass articles as one boundary between the opposing end faces of adjacent sheet glass articles And a conveying means for conveying the glass sheet article in the conveying area on the other side, and at least one conveying hand existing in the conveying area on the one side
  • at least one transport means consists in the transfer area of the other side, characterized in that configured to close and away.
  • the above “proximity” means that the gap between the opposing end surfaces of adjacent sheet glass articles is 3000 mm or less (preferably 300 mm or less), and the gap may be zero or substantially zero. .
  • the sheet glass article is carried in a state in which a plurality of sheet glass articles are arranged close to each other at the processing position by the sheet glass article separation device, and the manufacturing related process is performed, and each sheet glass article after the processing is performed.
  • a processed sheet glass article is composed of at least one transfer means existing in one transfer area and the other transfer area in two transfer areas having a boundary between opposing end surfaces of adjacent processed sheet glass articles. Are separated from each other by being separated from at least one of the conveying means. Accordingly, if the transport means is separated immediately after the manufacturing-related process is performed on the sheet glass article, each processed sheet glass article is separated from the processing position by the transport means without the opposing end surfaces being close to each other.
  • the transported state is maintained downstream.
  • the transporting means once separated is approached and returned to the original position, the subsequent plurality of sheet glass articles are carried into the processing position by the sheet glass article separation device, and then In the same manner as in the case of (2), they are processed, separated from each other, and conveyed downstream from the processing position.
  • the sheet glass article separating apparatus, and hence the loading of the sheet glass article into the processing position, and the sheet glass article separating apparatus, and then the removal of each processed sheet glass article from the processing position are continuous. It can be performed as a series of processes.
  • a plurality of transport means are installed in parallel in all of the plurality of transport areas or in all remaining transport areas excluding one transport area from the plurality of transport areas, and at least one of them.
  • a conveying means is movable for the approach and separation, and among the plurality of conveying means, the movable conveying means and at least one conveying means other than the movable conveying means are It is preferable to be able to adsorb and release the sheet glass article.
  • the plate glass article carried into the processing position of the sheet glass article separation device is preferably stopped and processed at the processing position, and the plate glass article after the processing is as shown below.
  • Get treatment That is, in at least one side of two conveyance regions having a boundary between opposing end surfaces of adjacent processed glass sheet articles, a conveyance unit other than a movable conveyance unit, that is, a non-movable conveyance unit (hereinafter referred to as a fixed-side conveyance unit).
  • a movable conveying means (hereinafter referred to as a movable-side conveying means) adsorbs and conveys the processed glass sheet article while mutually handling each processed glass sheet article. Move (separate) in the direction of separation. Also in this case, if the movable-side conveying means is moved away immediately after the manufacturing-related process is performed on the plate glass article, the opposed end surfaces of the processed plate glass articles are separated from each other without being close to each other.
  • a fixed side conveyance means adsorbs and conveys a processed plate glass article
  • a movable side conveyance means has canceled adsorption to a processed plate glass article. Return to the original position (approach). Therefore, while the movable-side conveyance means is returning to the original position, the fixed-side conveyance means can carry in a new subsequent plurality of sheet glass articles. Thereby, the separation of the processed sheet glass articles and the unloading from the processing position to the downstream side and the subsequent loading of a plurality of new sheet glass articles to the processing position are simultaneously performed by the same plurality of conveying means. Therefore, it is possible to further improve the work efficiency in the manufacturing related process.
  • a protective sheet may be interposed between the plurality of conveyance units installed in all the remaining conveyance areas excluding one conveyance area from the plurality of conveyance areas, and the sheet glass article. preferable.
  • gas is ejected to the plate glass article when the adsorption to the plate glass article is released.
  • the movable conveying means is installed at an outermost position in the arrangement direction of the plurality of conveying means.
  • the plurality of transport means including the movable transport means are installed in all remaining transport areas excluding the one transport area from the plurality of transport areas, and the one transport area includes All installed conveying means may be immovable.
  • the present invention in the cutting and separating step of the plate glass article, or in the separation step of separating a plurality of plate glass articles arranged close to each other in parallel, it is possible to suppress deterioration in quality of the plate glass article, and Work efficiency can be improved.
  • FIG. 2 is an enlarged longitudinal sectional front view showing a folding member and a cutting member, which are constituent elements of the sheet glass article separation device according to the first embodiment of the present invention, and is a cross-sectional view taken along line EE of FIG. It is an enlarged vertical front view which shows the folding member and cutting member which are the components of the separation apparatus of the plate glass goods which concern on 1st Embodiment of this invention.
  • FIG.1 It is an enlarged vertical front view which shows the folding member and cutting member which are the components of the separation apparatus of the plate glass goods which concern on 1st Embodiment of this invention. It is a side view which shows the effect
  • a conveyor is used as a conveying means for conveying the plate glass (details will be described later).
  • a carry-in conveyor S for carrying plate glass G as a sheet glass article into the sheet glass article separation device 1, and on the downstream side, sheet glass.
  • a carry-out conveyor R for carrying out the both glass sheets G1 and G2 cut and separated by the article separation device 1 is provided.
  • the conveyor belt V provided to each of the conveyor, the carry-in conveyor S, and the carry-out conveyor R of the sheet glass article separating apparatus 1 is driven as the pulley 20 is rotated by a power source such as a motor (not shown). It is a mechanism.
  • the sheet glass article separating apparatus 1 includes a movable-side conveyor 10 and a fixed-side conveyor 11a (a cutting line to be cut) that conveys the sheet glass G and the cut two sheet glasses G1 and G2 in the C direction.
  • the fixed-side conveyor 11b the conveyance areas not including the movable-side conveyor 10 among the two-sided conveyance areas whose boundary is the planned cutting line
  • Fixed side conveyors are arranged in parallel to each other.
  • Power is transmitted to the movable conveyor 10 by a ball screw mechanism or the like (not shown), and the movable conveyor 10 can be moved forward and backward between the reference position P1 and the retracted position P2 in the width direction orthogonal to the sheet glass conveyance direction C.
  • both the fixed side conveyors 11a and 11b are fixedly installed at the reference position.
  • the glass sheet is adsorbed or floated on the mounting surface (surface of the conveyor belt V) on which the plate glass G of the movable conveyor 10 and the fixed conveyors 11a and 11b and the cut glass plates G1 and G2 are cut.
  • a large number of ventilation holes H are provided, and gas can be sucked and ejected through the ventilation holes H by a gas supply / discharge source (not shown).
  • the separation apparatus 1 of plate glass goods is comprised by the one movable side conveyor 10, the one fixed side conveyor 11a, and the two fixed side conveyors 11b, it is the plate glass article of this invention.
  • the configuration of the separation device 1 is not limited to this, and the number of the movable conveyor 10 and the fixed conveyors 11a and 11b may be increased or decreased as appropriate.
  • the movable conveyor 10 does not necessarily need to be installed on the outer side of the fixed conveyor 11a, and may be provided between two or more fixed conveyors 11a. Further, the suction and ejection of gas in the movable conveyor 10 may be controlled separately from the two fixed conveyors 11a and 11b.
  • a folding member 30 for pressing and cutting the sheet glass G from the back surface side (lower surface side);
  • a cutting member 40 having a cutting blade that advances from the folding member 30 and cuts the protective sheet 50 (details of the protective sheet will be described later) is provided.
  • PVC resin etc. can be used as a raw material of the front-end
  • the installation position of the split member 30 is not limited to the position shown in FIG. 1, so that the two glass plates G 1 and G 2 after cutting are asymmetric in the width direction with respect to the split member 30. May be installed. In other words, the split member 30 may be installed so that the size of the two sheet glasses G1 and G2 after cutting can be different.
  • the protective sheet 50 which protects plate glass is interposed.
  • the protective sheet 50 a film or sheet of paper (corrugated cardboard), cloth, wood, cellophane, glass, synthetic resin (polyethylene, nylon, foamed urethane, rubber, etc.), or a film or What was processed into the sheet form can be used.
  • the protective sheet 50 has air permeability.
  • the split member 30 is roughly divided into a tip portion 31 and a base portion 32, and the tip portion 31 is configured by a pair of divided bodies 31 a having a gap Z between the opposing end surfaces. ing.
  • the front end surfaces of the pair of divided bodies 31a are inclined planes that are inclined downward as they move outward in the width direction.
  • the base 32 is comprised by a pair of support board material 32a each fixed using the volt
  • the folding member 30 is configured to move up and down by a lifting / lowering drive means such as a ball screw mechanism and a fluid pressure cylinder (not shown) connected to the lower portions of the pair of support plate members 32a.
  • a cutting member 40 for cutting the protective sheet 50 is interposed inside the base portion 32 of the folding member 30.
  • the cutting member 40 has a cutting blade 40a located at the uppermost part and a holding body 40b that holds the cutting blade 40a from below, and the cutting blade 40a is fixed to the upper part of the holding body 40b with a bolt 36.
  • the cutting member 40 is configured to move up and down by a lifting / lowering driving means such as a ball screw mechanism or a fluid pressure cylinder (not shown). And when this cutting member 40 moves up, it is set as the structure which the cutting blade 40a protrudes from the front-end
  • the folding member 30 and the cutting member 40 are not limited to the configuration shown in FIG. 3, and may be configured as shown in FIGS. 4a and 4b, for example. That is, in the folding member 30 shown in these drawings, both opposing end surfaces of the pair of divided bodies 30b constituting the tip portion 31 can be joined and separated.
  • the tip surfaces of the pair of divided bodies 30b are convex curved surfaces (in the example shown, a substantially semicircular cross section). And this pair of division body 30b is comprised so that it may separate with respect to the spring force while joining with the spring force of the compression spring 39 each incorporated in each division body 30b.
  • the pair of support plate members 30 a constituting the base portion 32 are connected and integrated through a connecting portion W.
  • the cutting member 40 has a long hole 38 having a predetermined length in the vertical direction, and the connecting portion W of the support plate member 30a is loosely inserted into the long hole 38. Therefore, when the cutting member 40 is located at the lower end, as shown in FIG. 4a, the two split bodies 30b of the folding member 30 are joined by the spring force of the compression spring 39, and the cutting member 40 is moved upward. In this case, as shown in FIG. 4b, the two divided bodies 30b are pushed apart by the cutting member 40 against the spring force of the compression spring 39, and the cutting blade provided at the tip of the cutting member 40 is the tip of the two divided bodies 30b. It is set as the structure which protrudes from.
  • the arrows attached to the movable conveyor 10 and the fixed conveyors 11a and 11b indicate gas suction or jetting
  • the downward arrow X indicates gas suction
  • the upward arrow Y Indicates gas ejection.
  • both the fixed side conveyors 11a and 11b convey the plate glass G through the air holes H in the direction C shown in FIGS. 1 and 2 (from the front side to the back side in FIG. 5).
  • the sheet glass G to be transported stops at a predetermined cutting position with respect to the transport direction.
  • the sheet glass G adsorbed by the movable conveyor 10 and the two fixed conveyors 11a and 11b is raised by the folding member 30 and pressed by the raised folding member 30 as shown in FIG. 5 (b).
  • a bending moment is applied around a scribe line (not shown), and tensile stress acts to cut the glass sheet G1 and G2.
  • a dust collector for sucking glass pieces discharged as chips is provided above the cut surface of the plate glass.
  • the cutting blade 40 a of the cutting member 40 shown in FIG. 3 is retracted downward from the front end surfaces of the two split bodies 31 a of the folding member 30.
  • both opposing end portions of both the sheet glasses G1 and G2 cut as shown in FIG. 5C are arranged at the front ends 31 (both divided parts) of the folding member 30 shown in FIG.
  • the tip end surface of the body 31a is supported and lifted, and a gap is generated between the opposed end surfaces of the cut glass plates G1 and G2.
  • the protective sheet 50 is cut.
  • an area for conveying the cut glass sheet G2 as shown in FIG. 5D (hereinafter referred to as a left-side conveyance area in the left area with reference to the folding member 30 in FIG. 5). ),
  • the two fixed-side conveyors 11b convey the sheet glass G2 in the direction C shown in FIGS. 1 and 2 while adsorbing the sheet glass G2 in the same manner as before the cutting of the sheet glass G.
  • the movable conveyor 10 adsorbs the sheet glass G1, 1 and FIG. 2 and conveyed in the direction C, as shown in FIG. 5 (d), both glass sheets G1 cut by starting movement in the direction of arrow a from the reference position P1 toward the retracted position P2, Start separation of G2.
  • the fixed-side conveyor 11a in the right conveyance area releases the adsorption to the plate glass G1 and ejects gas toward the plate glass G1 from the vent hole H, thereby causing the plate glass G1. Is floated on the fixed conveyor 11a.
  • the movable conveyor 10 is provided so as to be located on the outermost side of the fixed conveyor 11a, compared to the case where the movable conveyor 10 is installed between the adjacent fixed conveyors 11a, Since the movable range (distance between the reference position P1 and the retracted position P2) of the movable conveyor 10 can be increased, the cut two glass sheets G1 and G2 can be separated over a longer distance. . Further, when the plate glasses are separated from each other, there is no fixed side conveyor 11a in front of the movable side conveyor 10 in the moving direction, so that the protection interposed between the plate glass and the movable side conveyor 10 and the fixed side conveyor 11a. Since the sheet 50 becomes difficult to bend, it becomes difficult to peel off the plate glass and the protective sheet by sticking the end face or edge of the cut plate glass, and it is difficult to control the conveyance / stop position of the plate glass. It becomes possible to prevent the problem of becoming.
  • the fixed-side conveyor 11a stops ejecting gas to the plate glass G1, and adsorbs the plate glass G1, while FIG. Transport in the C direction shown in FIG. (The sheet glass G1, G2 is conveyed while keeping the separation distance constant.)
  • the fixed conveyors 11a and 11b in the left conveyance area and the right conveyance area respectively carry out the cut glass sheets G1 and G2 to the carry-out conveyor R, respectively.
  • a new plate glass G to be cut is attracted and carried from the carry-in conveyor S, and is conveyed toward the cutting position in the direction C shown in FIGS.
  • the movable conveyor 10 when the movable conveyor 10 returns to the reference position P1 while ejecting gas toward the glass sheet G1, the movable conveyor 10 stops the gas ejection, and the left conveyance area and the right conveyance. Together with the two fixed-side conveyors 11a and 11b in the region, the new sheet glass G to be cut is adsorbed and conveyed to the cutting position.
  • the sheet glass article separating apparatus 1 repeatedly performs the operations shown in FIGS. 5 (a) to 5 (h), so that the cut two sheet glasses G1 and G2 are carried out to the carry-out conveyor R and loaded. Since it is possible to simultaneously and continuously carry in a new plate glass G from the side conveyor S, it is possible to improve work efficiency. Moreover, since the contact between the cut surfaces of both the cut glass plates G1 and G2 can be prevented, the quality deterioration of the plate glass can be effectively suppressed.
  • conveyance to the cutting position of the new plate glass G carried in from the carrying-in side conveyor S to the sheet glass article separation apparatus 1 is both the movable side conveyor 10 and the fixed side conveyors 11a and 11b.
  • it may be configured to be performed only by the both fixed side conveyors 11a and 11b.
  • the movable conveyor 10 when the movable conveyor 10 is returned from the retracted position P2 to the reference position P1, the movable conveyor 10 only has to be cut before the new sheet glass G carried into the sheet glass article separator 1 from the carry-in conveyor S is cut. The timing for returning to the reference position P1 is not questioned.
  • thermal stress is generated in the plate glass by irradiation of the laser along the planned cutting line and injection of the refrigerant following the laser, and is formed at the end in the conveying direction of the plate glass.
  • thermal stress is generated in the plate glass by irradiation of the laser along the planned cutting line and injection of the refrigerant following the laser, and is formed at the end in the conveying direction of the plate glass.
  • disconnected by advancing the made initial stage crack is mentioned as an example, and is demonstrated.
  • the sheet glass article separation device 1 Since the configuration of the sheet glass article separation device 1 according to the second embodiment of the present invention is substantially the same as the configuration of the sheet glass article separation device 1 according to the first embodiment described above, the sheet glass article separation device 1 and Only different configurations will be described.
  • a conveyor is used as a conveying means for conveying the sheet glass, and the sheet glass is carried into the sheet glass article separating apparatus 1 on the upstream side of the sheet glass article separating apparatus 1.
  • a carry-out side conveyor R for carrying out the plate glasses cut by the plate glass article separation device 1 and separated from each other, respectively, are installed on the downstream side of the sheet glass article separation device 1. (In the drawing according to the second embodiment, the carry-in conveyor S and the carry-out conveyor R are not shown).
  • the same components as those of the first embodiment already described are denoted by the same reference numerals, and redundant description is omitted.
  • the sheet glass article separating apparatus 1 according to the second embodiment is different from the sheet glass article separating apparatus 1 according to the first embodiment in that a laser is used instead of the folding member 30.
  • a laser irradiator 60 that irradiates B toward the glass sheet G and a water injection nozzle 70 that injects water toward the irradiation part of the laser B are provided.
  • the laser irradiator 60 is fixedly installed at a fixed point, and irradiates the laser B along a planned cutting line extending in the conveyance direction of the plate glass G (in FIG. 6, from the front side to the back side of the sheet), thereby G is configured to generate a heating unit.
  • the water injection nozzle 70 is fixed and installed at a fixed point, like the laser irradiator 60, and follows the laser B to inject water M onto the glass sheet G, thereby cooling the glass sheet G adjacent to the heating unit. Is generated.
  • the sheet glass article separating device 1 has the temperature of the heating unit and the cooling unit around the initial crack (not shown) formed at the end in the conveying direction of the plate glass G carried in from the carry-in conveyor S.
  • the plate glass G is cut along the planned cutting line by applying the thermal stress generated due to the difference and developing the initial crack. And after separating both plate glass G1 and G2 which were cut
  • a sheet glass article separating apparatus according to a third embodiment of the present invention will be described with reference to FIGS.
  • the separation apparatus of the sheet glass article which concerns on this invention is washing
  • the configuration of the sheet glass article separation device 2 according to the third embodiment of the present invention is substantially the same as the configuration of the sheet glass article separation device 1 according to the first embodiment described above. Only a configuration different from the sheet glass article separation device 1 will be described.
  • a conveyor is used as a conveying means for conveying the plate glass, and the plate glass is carried into the sheet glass article separation device 2 on the upstream side of the sheet glass article separation device 2.
  • the carry-in conveyor S receives a manufacturing-related process from the sheet glass article separation device 2, and a carry-out conveyor R for carrying out the mutually separated plate glasses is installed ( In the drawings according to the third embodiment, the carry-in conveyor S and the carry-out conveyor R are not shown).
  • one movable side conveyor 10 and one fixed side conveyor 11a are installed in each of the first transfer area L3, the third transfer area L5, and the fourth transfer area L6.
  • only two fixed-side conveyors 11b are installed in the second transport region L4. Accordingly, in the second transport region L4, the transported plate glass does not move in the width direction. And when the 3rd conveyance area
  • the movable conveyor 10 included is configured such that the distance between the reference position and the retracted position is longer. That is, the distance from P3 to P4 is set longer than the distance from P1 to P2 shown in FIG. Note that the distance from P1 to P2 is the same as the distance from P5 to P6.
  • FIG. 8 the effect of the separation apparatus 2 of the plate glass article which concerns on 3rd Embodiment of this invention is demonstrated.
  • the arrows attached to the movable conveyor 10 and the fixed conveyors 11a and 11b indicate gas suction or ejection
  • the downward arrow X indicates gas suction
  • Y indicates gas ejection.
  • the same components as those of the first embodiment already described are denoted by the same reference numerals, and redundant description is omitted.
  • the fixed-side conveyor 11a releases the adsorption to the plate glasses G3, G5, and G6, starts to eject gas from the vent hole H toward the plate glass, and each plate glass G3, G5, G6 is raised.
  • the movable conveyor 10 conveys the sheet glass in the C direction shown in FIG. 7 (from the front side to the back side in FIG. 8) while adsorbing each plate glass in the same manner as before the processing, and the arrow shown in FIG. 8C.
  • Each plate glass starts to be separated from each other by moving in the direction a from the reference positions P1, P3, and P5 toward the retracted positions P2, P4, and P6.
  • the fixed side conveyor 11b conveys, adsorb
  • the opposing end surfaces of the plate glass which received the process are isolate
  • the movable conveyor 10 is not provided in the second transport region L4 that transports the plate glass G4, but the configuration is not limited to such a configuration, and the plate glass G4.
  • the movable conveyor 10 may be provided also in the area where the sheet glass is conveyed so that the opposing end surfaces of the glass sheets G4 and G5 are separated from each other.
  • the movable conveyor 10 arrives at the retreat positions P2, P4, and P6 in the transport areas L3, L5, and L6 that transport the plate glasses G3, G5, and G6, Mutual separation of the glass sheets is completed.
  • the movable conveyor 10 provided in each conveyance region starts to move from the reference positions P1, P3, P5 at the same time, and at the same time the retreat position P2, It is preferable to arrive at P4 and P6.
  • Each of the movable-side conveyors 10 arriving at the retreat position releases the adsorption of the plate glass, starts to eject gas from the vent hole H toward the plate glass, floats the plate glass on the movable-side conveyor 10, and Then, the movement starts from the retracted positions P2, P4, P6 toward the reference positions P1, P3, P5 in the direction of the arrow b shown in FIG.
  • the fixed-side conveyor 11a releases the gas ejection and starts conveying in the direction C shown in FIG. 7 while adsorbing each plate glass.
  • the fixed conveyors 11a and 11b in the transport regions L3 to L6 carry out the sheet glasses G3 to G6 separated from each other to the carry-out conveyor R, respectively.
  • New glass sheets G3 to G6 scheduled for manufacturing-related processing are sucked in from the carry-in conveyor S, and are carried in the direction C shown in FIG. 7 toward the processing position.
  • the movable conveyor 10 included in each of the transport areas L3, L5, and L6 ejects gas toward the glass sheets G3, G5, and G6, and returns to the reference positions P1, P3, and P5, respectively. Then, the movable-side conveyor 10 stops the gas ejection, and adsorbs new plate glasses G3 to G6 scheduled for manufacturing-related processing together with the fixed-side conveyors 11a and 11b included in the respective transport regions L3 to L6. , And transport to the processing position.
  • the sheet glass article separating apparatus 2 when the sheet glass article separating apparatus 2 repeatedly performs the operations shown in FIGS. 8A to 8G, the sheet glass G3 to G6 can be separated and conveyed simultaneously and continuously. Therefore, it is possible to improve work efficiency.
  • the conveyance from the carry-in conveyor S to the sheet glass article separating apparatus 2 to the processing position for new plate glasses G3 to G6 is performed by the movable conveyor 10 and the fixed conveyors 11a and 11b. However, it may be performed only by both the fixed-side conveyors 11a and 11b. In this case, when the movable conveyor 10 is returned from the retracted positions P2, P4, and P6 to the reference positions P1, P3, and P5, the new sheet glass G3 that is carried into the sheet glass article separating device 2 from the carry-in conveyor S is returned.
  • the timing of returning to the reference positions P1, P3, and P5 is not limited as long as the manufacturing related process is not performed on G6.
  • the configuration of the sheet glass article separation device is not limited to the above embodiments.
  • the conveyor belt is used as the conveying means for conveying the plate glass, but this is not restrictive, and other conveying means may be used.
  • the plate glass is cut by folding, and in the second embodiment, the plate glass is cut by laser cutting.
  • the plate glass may be cut by laser fusing. In this case, it is preferable to provide a laser irradiator for irradiating a laser toward the plate glass and an assist gas injector for injecting an assist gas toward the laser irradiation portion. There is no need to implement.
  • flat glass articles that are subject to cutting or manufacturing-related processing are not only flat glass, but also glass laminates, glass resin laminates, liquid crystal panels, organic EL panels, and solar battery panels that use flat glass as constituent elements. Etc.
  • cutting using a laser fusing method is preferable. It is preferable to implement.
  • the present invention can be applied to a case where a plurality of liquid crystal panels are manufactured based on a large-area plate glass and then cut along the boundary between adjacent liquid crystal panels. it can.
  • the present invention in the cutting and separating step of the plate glass article, or in the separation step of separating the plurality of plate glass articles arranged close to each other in parallel, it is possible to suppress deterioration in quality of the plate glass article and work. Efficiency can be improved.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

Des moyens de transport (10a, 11a, 11b) selon la présente invention sont positionnés dans deux régions de transport voisines, et au moins un moyen de transport (10) qui se trouve dans une région de transport et au moins un moyen de transport (11b) qui se trouve dans l'autre région de transport peuvent être rapprochés et éloignés l'un de l'autre.
PCT/JP2012/072043 2011-09-02 2012-08-30 Dispositif pour fendre des articles de type verre à vitre Ceased WO2013031908A1 (fr)

Priority Applications (3)

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JP2012540189A JP6029087B2 (ja) 2011-09-02 2012-08-30 板ガラス物品の分離装置
CN201280027513.0A CN103596892B (zh) 2011-09-02 2012-08-30 板状玻璃物品的分离装置
KR1020137026555A KR101865604B1 (ko) 2011-09-02 2012-08-30 판유리 물품의 분리 장치

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WO2017179436A1 (fr) * 2016-04-12 2017-10-19 日本電気硝子株式会社 Procédé et dispositif de fabrication d'une feuille de verre
US20230026145A1 (en) * 2019-12-24 2023-01-26 Nippon Electric Glass Co., Ltd. Glass film production method, glass roll production method, and glass film production device

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CN108106996B (zh) * 2017-12-25 2024-05-28 通彩智能科技集团有限公司 一种玻璃检测盛放平台
JP7216339B2 (ja) * 2019-07-03 2023-02-01 日本電気硝子株式会社 割断装置及びガラス板の製造方法
JP7081581B2 (ja) * 2019-12-23 2022-06-07 Ａｇｃ株式会社 切断方法、切断装置および積層体

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US20230026145A1 (en) * 2019-12-24 2023-01-26 Nippon Electric Glass Co., Ltd. Glass film production method, glass roll production method, and glass film production device

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JP6029087B2 (ja) 2016-11-24
TW201318986A (zh) 2013-05-16
CN103596892A (zh) 2014-02-19
TWI577650B (zh) 2017-04-11
KR20140057198A (ko) 2014-05-12
KR101865604B1 (ko) 2018-06-08
CN103596892B (zh) 2016-09-21
JPWO2013031908A1 (ja) 2015-03-23

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