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WO2012002281A1 - Corps stratifié de substrats - Google Patents

Corps stratifié de substrats Download PDF

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Publication number
WO2012002281A1
WO2012002281A1 PCT/JP2011/064571 JP2011064571W WO2012002281A1 WO 2012002281 A1 WO2012002281 A1 WO 2012002281A1 JP 2011064571 W JP2011064571 W JP 2011064571W WO 2012002281 A1 WO2012002281 A1 WO 2012002281A1
Authority
WO
WIPO (PCT)
Prior art keywords
substrate
rod
substrates
shaped member
stack
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/JP2011/064571
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English (en)
Japanese (ja)
Inventor
譲 清水
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.)
Sharp Corp
Original Assignee
Sharp Corp
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Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of WO2012002281A1 publication Critical patent/WO2012002281A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
    • B65D85/48—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for glass sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D57/00—Internal frames or supports for flexible articles, e.g. stiffeners; Separators for articles packaged in stacks or groups, e.g. for preventing adhesion of sticky articles
    • B65D57/002—Separators for articles packaged in stacks or groups, e.g. stacked or nested
    • B65D57/003—Separators for articles packaged in stacks or groups, e.g. stacked or nested for horizontally placed articles, i.e. for stacked or nested articles
    • B65D57/004—Separators for articles packaged in stacks or groups, e.g. stacked or nested for horizontally placed articles, i.e. for stacked or nested articles the articles being substantially flat panels, e.g. wooden planks

Definitions

  • the present invention relates to a substrate stack in which substrates are stacked.
  • the present invention relates to a stack in which liquid crystal panels or glass substrates for liquid crystal panels are stacked.
  • the present invention also relates to a protective material in a substrate stack. Note that this application claims priority based on Japanese Patent Application No. 2010-148904 filed on June 30, 2010, the entire contents of which are incorporated herein by reference. .
  • a liquid crystal panel which is a component of a liquid crystal display device (LCD) has a structure in which a pair of glass substrates are opposed to each other with a predetermined gap secured.
  • a resin case provided with grooves for inserting glass substrates one by one has been used for transporting and storing glass substrates constituting a liquid crystal panel.
  • the substrates are stored in a state where a gap is generated between the substrates, there is a problem that the storage efficiency is poor (for example, Patent Document 1).
  • Patent Document 2 a packaging form in which a plurality of glass substrates and slip sheets are alternately stacked and obliquely stacked on an oblique pallet has been proposed (Patent Document 2). Also, a packaging form (Patent Document 3) in which a plurality of glass substrates and frame-shaped spacing members that contact the edges of the glass substrates are alternately stacked, and obliquely stacked on an obliquely stacked pallet, and each glass substrate is a PET film. A packaging form (Patent Document 4) is also proposed in which these are sealed and stacked. Further, a packaging form (Patent Document 5) is proposed in which glass substrates are packaged one by one in a bag-like body made of a laminate film having an unevenly processed inner wall and packed in a case.
  • FIG. 1 shows a configuration of a stack 1000 in which substrates 110 and interleaf sheets 120 are alternately stacked.
  • the substrate 110 is a glass substrate used for a color filter, a thin film transistor, etc. of a liquid crystal panel.
  • An interleaf paper 120 is sandwiched between the substrate 110 and the substrate 110.
  • Patent Document 1 discloses a double-layered substrate storage container including an inner box that stores the stack 1000 and an outer box that stores the inner box. And in the board
  • the inventor of the present application examined a stack 2000 in which substrates 210 and interleaf sheets 220 as shown in FIG. 2 were alternately stacked.
  • a sheet-like slip sheet (glass protective material) 220 is stacked on the substrate 210, and the substrate 210 is placed on the slip sheet 220.
  • the stack 2000 is manufactured by machine automation.
  • the slip sheet 220a may be bent, in which case it is difficult for the machine to place the bent slip sheet 220a on the substrate 210 (arrow 230).
  • the substrate 210a and the slip sheet 220b may not be separated, and the slip sheet 220c may stick to the substrate 210a due to static electricity.
  • the interleaf 220 is often treated with an antistatic agent, but it is difficult to prevent the interleaf 220 from sticking to the substrate 210 every time.
  • the slip sheet 220 needs to be created according to the size of the substrate 210, and therefore, a storage place for the slip sheet 220 corresponding to each size is necessary.
  • the present invention has been made in view of this point, and a main object of the present invention is to provide a substrate stack that can easily protect a substrate.
  • the stack according to the present invention is a stack in which substrates and substrate protection materials are alternately stacked, and includes a substrate and a substrate protection material sandwiched between the substrates, and the substrate protection material is a rod-shaped member. Yes, a plurality of the rod-shaped members are arranged between the substrates.
  • the substrate is a liquid crystal panel
  • the bar-shaped member has a columnar shape
  • the bar-shaped member is disposed along the short side direction of the liquid crystal panel.
  • the substrate is a glass substrate constituting a liquid crystal panel.
  • the stack includes at least 10 substrates.
  • the plurality of rod-like members are arranged at unequal intervals between the substrates.
  • the substrate protection material according to the present invention is a substrate protection material used for a stacked body in which substrates are stacked, and the substrate protection material is a rod-shaped member.
  • the substrate storage container includes a stacked body in which substrates and substrate protective materials are alternately stacked, and a container portion that stores the stacked body, and the substrate protective material is a rod-shaped member.
  • a support portion that suppresses the movement of the stack is provided on the inner wall of the container portion.
  • the container portion is formed with a groove for accommodating the rod-shaped member.
  • the method for manufacturing a stacked body according to the present invention is a method for manufacturing a stacked body in which substrates are stacked.
  • a step of preparing a first substrate, and a plurality of first rod-shaped members are disposed on the first substrate.
  • the step of arranging the plurality of first rod-shaped members includes a step of preparing a supply device in which the first rod-shaped members are arranged in parallel, and the supply device above the first substrate. And arranging the first rod-shaped member on the surface of the first substrate from the supply device.
  • the method for taking out a substrate according to the present invention is a method for taking out a substrate from a stacked body in which substrates are stacked, a step of preparing a stacked body in which substrates and rod-like members are alternately stacked, and a position on the uppermost layer in the stacked body Removing the first substrate, and removing the rod-shaped member disposed on the second substrate by tilting the second substrate located below the first substrate.
  • the rod-shaped member disposed on the third substrate is removed by further removing the second substrate and tilting the third substrate located below the second substrate. Including the step of.
  • the bar-shaped member that moves by tilting the second substrate is collected in a receiving container.
  • the substrate protective material is a rod-shaped member in the stacked body in which the substrate and the substrate protective material are alternately stacked, the substrate is easily protected as compared with the case where the slip sheet is used as the substrate protective material.
  • a substrate stack that can be provided can be provided.
  • FIG. 4 is a top view schematically showing a configuration of a substrate storage container 80.
  • FIG. 4 is a top view schematically showing a configuration of a substrate storage container 80.
  • FIG. 4 is a top view schematically showing a configuration of a substrate storage container 80.
  • FIG. 4 schematically shows the configuration of the stack 100 according to the embodiment of the present invention.
  • the stacked body 100 of the present embodiment has a structure in which the substrates 10 and the substrate protective material 20 are alternately stacked, and is configured by the substrate 10 and the substrate protective material 20 sandwiched between the substrates 10.
  • the substrate protection member 20 of the present embodiment is a rod-shaped member, and a plurality of rod-shaped members 20 are arranged between the substrates 10.
  • Each rod-shaped member 20 in the present embodiment has a cylindrical shape, and the diameter of each rod-shaped member 20 is equal (or substantially equal).
  • the material which comprises the rod-shaped member 20 is resin, for example.
  • the diameter of the rod-shaped member 20 of the present embodiment is, for example, 1 mm to 2 mm, and the material is, for example, polyethylene, polystyrene, polypropylene, glass fiber, or the like.
  • a suitable one can be adopted as appropriate.
  • the substrate 10 of this embodiment is, for example, a liquid crystal panel.
  • the liquid crystal panel 10 generally has a rectangular shape as a whole, and includes a pair of translucent substrates (glass substrates) 11 and 12 as shown in FIG. Both substrates 11 and 12 are cut from a large base material called mother glass in the manufacturing process. Both the substrates 11 and 12 are arranged to face each other, and a liquid crystal layer 14 is provided between them.
  • the liquid crystal layer 14 is made of a liquid crystal material whose optical characteristics change with application of an electric field between the substrates 11 and 12.
  • a sealing agent 15 is provided on the outer edge portions of the substrates 11 and 12 to seal the liquid crystal layer 13. Further, polarizing plates 17 and 18 are attached to the outer surfaces of both the substrates 11 and 12, respectively.
  • the front side of both the substrates 11 and 12 is the color filter substrate (CF substrate) 11, while the back side is the array substrate 12.
  • the substrate 10 shown in FIG. 4 is not limited to a liquid crystal panel, and may be a CF substrate (including a product being manufactured) or an array substrate (including a product being manufactured).
  • FIG. 6 is a perspective view of the stacked body 100 showing a state in which the substrate 10a located at the uppermost layer is removed.
  • the substrate 10 a is adsorbed by the substrate adsorbing device 30 and can be moved as indicated by an arrow 35.
  • the substrates 10 in the stack 100 are stacked along a vertical direction (gravity direction) 90, and a substrate protection member 20 made of a rod-shaped member is disposed between the substrates 10 and 10.
  • the substrate protective material 20 is arranged evenly (equally spaced) between the substrates 10, but the substrate 10 is held with the space between the substrate 10 and the substrate 10. 6 can be arranged at unequal intervals as shown in FIG.
  • the substrate 10 has a rectangular shape, and the substrate protection members 20 are arranged in parallel along the short side direction 92 of the substrate 10.
  • the substrate 10 can be sequentially taken out from the stack 100 using the substrate suction device 30.
  • the substrate 10 can be stacked by stacking the substrate 10 a on the substrate protective material 20 disposed on the surface of the substrate 10 b.
  • the stacked body 100 of the present embodiment for example, five or more substrates 10 are included, and from the viewpoint of storage efficiency, preferably ten or more substrates 10 are included.
  • the substrate protection member (bar-shaped member) 20 is housed in a bar-shaped member supply device 40.
  • the supply device 40 includes a support member 42 that supports the rod-shaped members 20 so as to be arranged in parallel.
  • parallel is not limited to a strict parallel in the geometrical sense, but includes a substantially parallel one including a case where a displacement occurs when the rod-shaped member 20 is supplied.
  • the rod-shaped member 20 moves from the support member 42 of the supply device 40 to the surface of the substrate 10 as indicated by an arrow 45. Then, if the rod-shaped member 20 is supplied over the entire surface of the substrate 10 while moving the supply device 40 in sequence, the arrangement of the rod-shaped member 20 on the substrate 10 ends.
  • further substrates 10 are stacked so as to sandwich the bar-shaped member 20 disposed on the surface of the substrate 10.
  • the stacking of the substrates 10 can be performed using, for example, the substrate suction device 30 shown in FIG.
  • the stack member 100 of this embodiment is produced by supplying the rod-shaped member 20 again on the further substrate 10 and repeating the process.
  • the rod-shaped member 20 moves downward as indicated by an arrow 56 and can be collected.
  • the receiving container 50 is disposed in the direction of pulling the substrate 10 t inclined by lifting one side as indicated by an arrow 55, and the rod-shaped member 20 is collected in the receiving container 50.
  • An opening 52 is formed on the upper surface of the receiving container 50, and the rod-shaped member 20 that has moved on the surface of the substrate 10 in the direction of the arrow 56 passes through the opening 52 as indicated by the arrow 58 and receives the receiving container 50. It is collected at.
  • the collected rod-shaped member 20 is again used for the stack 100 of the present embodiment.
  • the substrate protective material 20 is a rod-shaped member in the stacked body 100 in which the substrates 10 and the substrate protective material 20 are alternately stacked. Therefore, it is possible to realize the substrate stack 100 that can easily protect the substrate 10 as compared with the stack 2000 in which the substrates 210 and the interleaf paper 220 are alternately stacked as shown in FIG. That is, in the case of the stack 2000 shown in FIG. 2, the slip sheet 220 a may be bent, and it is difficult to place the bent slip sheet 220 a on the substrate 210.
  • the substrate protection member 20 is a rod-shaped member, such a problem of bending can be avoided.
  • the interleaf paper 220c may stick due to static electricity, which may cause a problem in taking out the substrate 210.
  • the substrate protection member 20 is a rod-shaped member, such a problem of sticking due to static electricity can be avoided.
  • the substrate protection member 20 is a rod-shaped member in the configuration of the present embodiment, even if the rod-shaped member 20 corresponding to each size is made separately, the storage place is significantly larger than that of the interleaf paper 220. Can be small.
  • the rod-shaped member 20 corresponding to each size is manufactured, it can be basically handled by changing the length of the rod-shaped member 20, so that there is also a technical advantage in that respect. .
  • a rod-like member 20 having a length corresponding to the size may be produced and used as the substrate protective material 20.
  • a high-function suction device that includes both a suction portion that sucks the glass substrate 210 and a suction portion that sucks the slip sheet 220 is necessary, and the device cost is high.
  • an adsorption device including a portion that adsorbs the substrate (glass substrate) 10 can be used, there is also a technical advantage in that respect.
  • substrate 10 is high.
  • the rod-like members 20 are arranged in parallel (or substantially parallel) on the substrate 10, but not limited thereto, as shown in FIG. 9, they are arranged in parallel.
  • a rod-shaped member 20t deviating from parallelism may exist together with the rod-shaped member 20s. This is because even if such a rod-shaped member 20t deviating from parallel (non-parallel) exists, the distance between the substrate 10 and the substrate 10 can be maintained and the substrate 10 can be protected.
  • the substrate storage container 80 includes a stacked body 100 in which the substrates 10 and the substrate protection material (bar-shaped member) 20 are alternately stacked, and a container portion 82 that stores the stacked body 100.
  • a support portion 84 that suppresses the movement of the stack 100 is provided on the inner wall of the container portion 82.
  • the support portion 84 is configured to face the end portion (side) 100e of the stack 100 with an interval S (for example, several millimeters).
  • a groove 85 for storing the substrate protection material (bar-shaped member) 20 is formed in the container portion 82 of the substrate storage container 80 shown in FIG. 11.
  • the container portion 82 is configured such that the grooves 85 are equally spaced, when the rod-shaped member 20 is supplied using the container portion 82, the rod-shaped members 20 are equally spaced on the substrate 10. It becomes possible to arrange. In this case, the length of the rod-shaped member 20 is set to be longer than the length in the short side direction of the substrate 10 and to be accommodated in the groove 85.
  • the substrate 10 is described as an example of a liquid crystal panel (for example, 30 inches to 60 inches) as shown in FIG. 5, but is not limited thereto.
  • the substrate 10 is not limited to the size of the glass substrate after being cut out to the dimensions of the liquid crystal panel, and may be the size of the mother glass before being cut out.
  • the substrate 10 is not limited to a liquid crystal panel, but may be used for other purposes (for example, a PDP or other flat panel display), or may be a substrate other than a glass substrate (for example, a resin substrate). There may be.
  • the rod-shaped member 20 has been described as an example of a cylindrical shape, but is not limited thereto.
  • a circular tube-shaped member can be used.
  • a member having a hexagonal cross section may be used.
  • Substrate (LCD panel) 11 CF substrate 12 Array substrate 14 Liquid crystal layer 15 Sealant 17, 18 Polarizing plate 20
  • Substrate protective material (bar-shaped member) DESCRIPTION OF SYMBOLS 30 Substrate adsorption
  • Supply apparatus 42
  • Support member 50
  • Reception container 52
  • Opening part 80
  • Substrate storage container 82
  • Container part 84
  • Support part 85 Groove 100 Stack body 110
  • Substrate 120 Interleaf paper 210

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Packaging Frangible Articles (AREA)

Abstract

L'invention porte sur un corps stratifié de substrats apte à protéger les substrats de façon simple. Le corps stratifié (100), dans lequel les substrats (10) et des éléments protecteurs de substrats (20) sont empilés alternativement, est pourvu de substrats (10) et d'éléments protecteurs de substrats (20) pris en sandwich entre les substrats (10). Les éléments protecteurs de substrats (20) sont en forme de tige, et une pluralité desdits éléments en forme de tige (20) sont positionnés entre les substrats (10).
PCT/JP2011/064571 2010-06-30 2011-06-24 Corps stratifié de substrats Ceased WO2012002281A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-148904 2010-06-30
JP2010148904 2010-06-30

Publications (1)

Publication Number Publication Date
WO2012002281A1 true WO2012002281A1 (fr) 2012-01-05

Family

ID=45401998

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/064571 Ceased WO2012002281A1 (fr) 2010-06-30 2011-06-24 Corps stratifié de substrats

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WO (1) WO2012002281A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022154343A (ja) * 2021-03-30 2022-10-13 Ａｇｃ株式会社 ガラス積層体、及びガラス梱包体

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2221003A5 (en) * 1973-03-07 1974-10-04 Agepac Rigid glass sheet stacking process - uses adherable plastic bars to separate sheets after heating sheets
JPS6340358U (fr) * 1986-09-02 1988-03-16
JPH07156957A (ja) * 1993-12-01 1995-06-20 Nippon Sheet Glass Co Ltd 成形体
JP3081298U (ja) * 2001-04-24 2001-10-26 武蔵野機工株式会社 コンクリート製品の緩衝材
JP2007084124A (ja) * 2005-09-22 2007-04-05 High Mold:Kk パネルの梱包装置
WO2008132853A1 (fr) * 2007-04-23 2008-11-06 Sharp Kabushiki Kaisha Substrat de verre fonctionnel, stratifié de substrat de verre fonctionnel, procédé d'utilisation du substrat de verre fonctionnel et procédé de stratification du substrat de verre fonctionnel

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2221003A5 (en) * 1973-03-07 1974-10-04 Agepac Rigid glass sheet stacking process - uses adherable plastic bars to separate sheets after heating sheets
JPS6340358U (fr) * 1986-09-02 1988-03-16
JPH07156957A (ja) * 1993-12-01 1995-06-20 Nippon Sheet Glass Co Ltd 成形体
JP3081298U (ja) * 2001-04-24 2001-10-26 武蔵野機工株式会社 コンクリート製品の緩衝材
JP2007084124A (ja) * 2005-09-22 2007-04-05 High Mold:Kk パネルの梱包装置
WO2008132853A1 (fr) * 2007-04-23 2008-11-06 Sharp Kabushiki Kaisha Substrat de verre fonctionnel, stratifié de substrat de verre fonctionnel, procédé d'utilisation du substrat de verre fonctionnel et procédé de stratification du substrat de verre fonctionnel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022154343A (ja) * 2021-03-30 2022-10-13 Ａｇｃ株式会社 ガラス積層体、及びガラス梱包体

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