WO2018199026A1 - Plateau d'emballage - Google Patents

Plateau d'emballage Download PDF

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Publication number
WO2018199026A1
WO2018199026A1 PCT/JP2018/016467 JP2018016467W WO2018199026A1 WO 2018199026 A1 WO2018199026 A1 WO 2018199026A1 JP 2018016467 W JP2018016467 W JP 2018016467W WO 2018199026 A1 WO2018199026 A1 WO 2018199026A1
Authority
WO
WIPO (PCT)
Prior art keywords
tray
panel
contact surface
packaging
packaging tray
Prior art date
Application number
PCT/JP2018/016467
Other languages
English (en)
Japanese (ja)
Inventor
中園　次男
山口　勝
Original Assignee
シャープ株式会社
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 シャープ株式会社 filed Critical シャープ株式会社
Priority to US16/606,863 priority Critical patent/US20200130915A1/en
Publication of WO2018199026A1 publication Critical patent/WO2018199026A1/fr

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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
    • B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
    • B65D21/02—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
    • B65D21/0233—Nestable containers
    • 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
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
    • B65D77/0413—Articles or materials enclosed in two or more containers disposed one within another the inner and outer containers being rigid or semi-rigid and the outer container being of polygonal cross-section formed by folding or erecting one or more blanks, e.g. carton
    • B65D77/042—Articles or materials enclosed in two or more containers disposed one within another the inner and outer containers being rigid or semi-rigid and the outer container being of polygonal cross-section formed by folding or erecting one or more blanks, e.g. carton the inner container being of polygonal cross-section formed by folding or erecting one or more blanks, e.g. carton
    • 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
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B65D81/053—Corner, edge or end protectors
    • B65D81/058—Protectors contacting five surfaces of the packaged article, e.g. five-sided end protectors
    • 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
    • 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
    • B65D2585/00—Containers, packaging elements or packages specially adapted for particular articles or materials
    • B65D2585/68—Containers, packaging elements or packages specially adapted for particular articles or materials for machines, engines, or vehicles in assembled or dismantled form
    • B65D2585/6802—Containers, packaging elements or packages specially adapted for particular articles or materials for machines, engines, or vehicles in assembled or dismantled form specific machines, engines or vehicles
    • B65D2585/6835—Containers, packaging elements or packages specially adapted for particular articles or materials for machines, engines, or vehicles in assembled or dismantled form specific machines, engines or vehicles audio-visual devices

Definitions

  • One embodiment of the present invention relates to a packaging tray.
  • This application claims priority based on Japanese Patent Application No. 2017-086296 filed in Japan on April 25, 2017, the contents of which are incorporated herein by reference.
  • a packaging tray for packaging the display panel has been used.
  • the display panel is less likely to be broken or damaged when the display panel is transported.
  • the packaging trays are stacked in a plurality of stages and packed, effects such as a reduction in the amount of packaging material used and a compact packaged item can be obtained.
  • Patent Document 1 discloses a packaging tray including a storage unit that stores a liquid crystal panel and a protrusion that protrudes on the back side of the storage unit.
  • the protrusion of the upper packaging tray presses the liquid crystal panel stored in the lower packaging tray, thereby preventing the liquid crystal panel from falling off.
  • Patent Document 2 discloses a packaging tray that includes a storage recess for storing a liquid crystal panel, and a position defining portion that is provided around the storage recess and defines an overlapping position with the upper and lower packaging trays. Yes.
  • the packaging tray further includes a panel pressing portion, and when the packaging trays are stacked in a plurality of stages, the panel pressing portion comes into contact with the peripheral portion of the liquid crystal panel stored in the lower packaging tray. This describes that the liquid crystal panel is securely held and the safety of the liquid crystal panel being transported is increased.
  • the trays described in Patent Documents 1 and 2 have a configuration in which, when the trays are stacked in a plurality of stages, the load of the tray above the tray is directly applied to the liquid crystal panel stored in one tray. is doing. Therefore, when the load exceeds the strength of the liquid crystal panel, defects such as cracking or chipping of the liquid crystal panel may occur.
  • the mechanical strength of liquid crystal panels tends to decrease.
  • the liquid crystal panel moves in the tray due to vibration during transportation, inclination of the package, etc., which may lead to damage of the panel. Therefore, the liquid crystal panel needs to be fixed to the tray with an appropriate force. Therefore, the packaging tray is required to protect the liquid crystal panel while being fixed with an appropriate force that does not damage the liquid crystal panel even when stacked in a plurality of stages.
  • One aspect of the present invention is made to solve the above-described problem, and an object of the present invention is to provide a packaging tray that can reduce the occurrence of defects in a display panel when a plurality of packaging trays are stacked.
  • a packaging tray is a packaging tray that can store at least one display panel and can be stacked in a plurality of stages, and stores at least one panel. And a panel recess that houses the display panel; a panel support that projects above the bottom plate of the housing recess and contacts the lower surface of the display panel to support the display panel; And a support leg projecting downward from the bottom plate of the storage recess, a panel pressing part provided on the support leg, and a tray support provided on the upper surface side of the support leg.
  • the upper tray made of the packaging tray is stacked above the packaging tray, and the lower tray made of the packaging tray is stacked below the packaging tray.
  • the leg portion has a first contact surface that comes into contact with the tray support portion of the lower tray, and the panel pressing portion has a second contact surface that comes into contact with the display panel housed in the lower tray,
  • the tray support portion has a third contact surface that contacts the first contact surface of the upper tray.
  • the panel support portion is provided at a position that comes into contact with the peripheral portion of the display panel from below, and the panel pressing portion comes into contact with the peripheral portion of the display panel from above. It may be provided at a position.
  • the second contact surface may be provided to be inclined with respect to the first contact surface, and may contact the upper corner of the peripheral edge of the display panel.
  • the panel pressing portion further includes a first step portion provided between the first contact surface and the second contact surface, and the second contact surface is The upper surface of the peripheral edge of the display panel may be contacted.
  • the support leg portion further includes a side wall surface that rises from the second contact surface toward the panel support portion, and the second contact surface, the side wall surface, The joint may be rounded into a curved surface.
  • the panel pressing portion is continuous from the second contact surface and is not in contact with the display panel, and between the second contact surface and the non-contact surface. And a second step portion provided on the surface.
  • the shape of the support leg portion viewed from the normal direction of the bottom plate is a rectangular shape, and the rectangular corner portion which is the shape of the support leg portion is rounded into a curved surface shape. It may be done.
  • the outer peripheral dimension of the tray support portion may be relatively large on the upper side of the tray support portion and relatively small on the lower side of the tray support portion.
  • FIG. 1st Embodiment It is a perspective view of the packaging tray of 1st Embodiment. It is a perspective view which shows the state which laminated
  • FIG. 1 is a perspective view of the packaging tray of the first embodiment.
  • the scale of the size may be varied depending on the component.
  • the liquid crystal panel P is accommodated from above the packaging tray 1, the side where the panel accommodating portion 2 accommodating the liquid crystal panel P is opened is referred to as the upper side of the packaging tray 1, and the side where the panel accommodating portion 2 is opened.
  • the opposite side will be described as the lower side of the packaging tray 1.
  • the short side direction of the panel storage part 2 is set to X direction
  • the longitudinal direction of the panel storage part 2 is set to Y direction
  • the depth direction of the panel storage part 2 is set to Z direction.
  • the packaging tray 1 of this embodiment includes four panel storage units 2 arranged in two rows and two columns, and can store four liquid crystal panels P (display panels).
  • the packaging tray 1 has a substantially rectangular planar shape when viewed from the normal direction (Z direction) of the surface on which the four panel storage portions 2 are arranged.
  • the liquid crystal panel P is a small liquid crystal panel for portable electronic devices, for example, including a panel body and a circuit board that drives the panel body.
  • the packaging tray 1 can be stacked in a plurality of stages.
  • the packaging tray 1 is composed of a molded product obtained, for example, by vacuum molding or pressure molding of a thermoplastic synthetic resin sheet. That is, the packaging tray 1 is obtained by heating and softening a thermoplastic synthetic resin sheet, applying pressure (vacuum pressure or air pressure) to the mold in a softened state, and transferring the shape of the mold surface. It is what was done.
  • a thermoplastic synthetic resin sheet for example, a foamed sheet or a non-foamed sheet of polypropylene (PP), polystyrene (PS), polyethylene terephthalate (PET), polyethylene (PE) or the like is used.
  • the thickness of the thermoplastic synthetic resin sheet is appropriately selected from a range of 0.5 mm to 2 mm, for example.
  • the packaging trays 1 in which the liquid crystal panels P are stored in each panel storage unit 2 are stacked in a plurality of stages. Furthermore, an empty packaging tray 1 that does not contain the liquid crystal panel P is placed on the uppermost level.
  • the packaging tray 1 stacked in a plurality of stages is referred to as a tray stack 3.
  • the tray stack 3 is stored in the bag 5.
  • the bag 5 is comprised from resin, such as polyethylene, for example. Thereafter, the opening of the bag 5 is bent and then fixed with the adhesive tape 6.
  • the inner sleeve 7 is wound around the tray laminated body 3 stored in the bag 5.
  • the inner sleeve 7 and the outer sleeve 8 are made of cardboard, for example.
  • the cardboard may be a paper material or a plastic material.
  • the box 9 is a carton box, for example.
  • the packaging of the liquid crystal panel P is completed.
  • a cardboard carton box is used as the box 9 for storing the tray stack 3, but a synthetic resin return box may be used.
  • the packaging materials i.e., the bag 5, the inner sleeve 7, the outer sleeve 8, and the box 9 do not have to be complete. Packaging without some of them is also possible. However, it is preferable to use at least one of the bag 5 and the box 9 as a packaging material from the viewpoint of holding the packaging trays 1 stacked in a plurality of stages so as not to collapse.
  • FIG. 5 is an enlarged view of the portion indicated by the symbol A in FIG. 6 is a cross-sectional view of the packaging tray 1 taken along line VI-VI in FIG.
  • FIG. 7 is a cross-sectional view showing a state in which the three-stage packaging trays 1 are stacked.
  • the three-stage packaging tray 1 has the same configuration, but for convenience of explanation, the description will be focused on the middle-stage packaging tray 1 out of the three-stage packaging tray 1, and the uppermost stage.
  • the packaging tray 1 is referred to as an upper tray 1T, and the lowermost packaging tray 1 is referred to as a lower tray 1B.
  • the panel storage unit 2 includes a storage recess 12, a panel support unit 13, a support leg unit 14, a panel pressing unit 15, and a tray support unit 16.
  • the storage recess 12, the panel support portion 13, the support leg portion 14, the panel pressing portion 15, and the tray support portion 16 are composed of a single molded product of a thermoplastic synthetic resin sheet. It is integrally formed.
  • the planar shape seen from upper direction (Z direction) is a substantially rectangular shape.
  • the storage recess 12 includes a bottom plate 18 provided at a position lower than the upper surface 13a of the panel support 13 described later, and stores the display panel P.
  • the bottom plate 18 is not in contact with the liquid crystal panel P.
  • the bottom plate 18 extends in the longitudinal direction (Y direction) of the panel storage portion 2 and has recesses and projections alternately provided in the short direction (X direction) of the panel storage portion 2.
  • the panel support portion 13 protrudes above the bottom plate 18 of the storage recess 12 and supports the liquid crystal panel P in contact with the lower surface of the liquid crystal panel P.
  • the panel support portion 13 is provided along the four sides of the storage recess 12 so as to surround the storage recess 12.
  • the panel support portion 13 is provided at a position in contact with the peripheral edge portion of the liquid crystal panel P from below.
  • An edge of the upper surface 13a of the panel support portion 13 on the side of the housing recess 12 is a curved surface 13r (R surface) having a certain radius of curvature.
  • the support leg 14 protrudes below the bottom plate 18 of the storage recess 12. Thereby, the space on the upper surface side of the support leg portion 14 is a concave portion that is recessed on the side of the panel support portion 13.
  • the lower surface 14b of the support leg 14 contacts the desk and supports the packaging tray 1 itself.
  • the lower surface 14b of the support leg part 14 comes into contact with a later-described tray support part 16 of the lower tray 1B.
  • the lower surface 14b of the support leg 14 that contacts the tray support 16 is referred to as a first contact surface 14b. That is, the support leg part 14 has the 1st contact surface 14b which contacts the tray support part 16 of the lower tray 1B.
  • the panel pressing portion 15 is provided at the edge of the support recess 14 on the side of the storage recess 12 of the lower tray 1B. In a state where the packaging trays 1 are stacked in a plurality of stages, the panel pressing portion 15 is provided at a position where it comes into contact with the peripheral edge portion of the liquid crystal panel P stored in the lower tray 1B from above.
  • the lower surface 15b of the panel pressing portion 15 is in contact with the liquid crystal panel P.
  • the lower surface 15b of the panel pressing portion 15 that contacts the liquid crystal panel P is referred to as a second contact surface 15b. That is, the panel pressing portion 15 has a second contact surface 15b that contacts the liquid crystal panel P.
  • the second contact surface 15b is provided to be inclined with respect to the first contact surface 14b of the support leg 14 so as to form an angle ⁇ of 45 °.
  • the second contact surface 15b contacts the upper corner of the peripheral edge of the liquid crystal panel P.
  • the angle ⁇ formed by the first contact surface 14b and the second contact surface 15b is not necessarily 45 degrees and can be set arbitrarily.
  • the tray support 16 is provided in a recess on the upper surface 14a side of the support leg 14.
  • the tray support portion 16 is formed of a convex portion that protrudes from one side plate 14 c of the support leg portion 14 in the longitudinal direction (Y direction) of the panel storage portion 2.
  • the shape of the tray support portion 16 viewed from the longitudinal direction (Y direction) of the panel storage portion 2 is substantially semicircular, with the straight side of the semicircle positioned upward and the curved side positioned downward.
  • the outer peripheral dimension W1 on the upper side of the tray support 16 is relatively large, and the outer peripheral dimension W2 on the lower side is relatively small.
  • the outer peripheral dimension of the tray support portion 16 is defined as the horizontal width of the tray support portion 16 as viewed from the longitudinal direction (Y direction) of the panel storage portion 2.
  • a shape in which the upper side of the tray support portion 16 is large and the lower side is small is referred to as an inversely tapered shape.
  • the tray support portion 16 is provided in a substantially lower half of the side plate 14 c that constitutes the support leg portion 14.
  • the upper surface 16a of the tray support part 16 contacts the first contact surface 14b of the upper tray 1T.
  • the upper surface 16a of the tray support 16 that contacts the first contact surface 14b is referred to as a third contact surface 16a. That is, the tray support portion 16 has a third contact surface 16a that contacts the first contact surface 14b of the upper tray 1T.
  • FIG. 8 is a perspective view of the support leg 14 as seen from the lower surface side.
  • the shape of the support leg 14 viewed from the normal direction (Z direction) of the bottom plate 18 is substantially rectangular.
  • each of the four corners of the rectangle that is the shape of the support leg 14 is a first curved surface portion 14r that is rounded into a curved surface shape and has a curved surface (R surface) having a certain radius of curvature.
  • both ends of the second contact surface 15b of the panel pressing portion 15 located at the lower portion (upper portion in FIG. 8) of the support leg portion 14 are first curved surface portions 14r.
  • the panel pressing part of the upper tray is in direct contact with the upper surface of the liquid crystal panel. I was directly participating. Moreover, the member which supports a panel was not provided directly under the panel pressing part. For this reason, when the load exceeds the strength of the liquid crystal panel, there is a problem that defects such as cracks and chipping of the liquid crystal panel occur. On the other hand, when the load is small, the liquid crystal panel is not sufficiently fixed. For example, there is a problem that the liquid crystal panel moves when the tray is transported, and scratches and dust are generated.
  • the tray support portion 16 is provided on the upper surface 14a side of the support leg portion 14, and the packaging tray 1 is stacked in a plurality of stages as shown in FIG.
  • the tray support 16 receives the load of the upper tray 1T.
  • the load of the upper tray 1T applied to the liquid crystal panel P is reduced.
  • the panel support portion 13 is provided in the vicinity of the panel pressing portion 15, a load applied to the liquid crystal panel P from the panel pressing portion 15 can be received by the panel support portion 13. Thereby, generation
  • the second contact surface 15b of the panel pressing portion 15 contacts the upper corner portion of the peripheral edge portion of the liquid crystal panel P from a direction that forms an angle of 45 ° with the upper surface of the liquid crystal panel P. To do.
  • the panel pressing portion 15 restricts the movement of the liquid crystal panel P in both the vertical direction and the horizontal direction. As a result, it is difficult for the liquid crystal panel P to move during transportation, and generation of scratches, dust generation, and the like can be suppressed.
  • FIG. 10 is a diagram illustrating a problem of the packaging tray 101 of the first comparative example.
  • the packaging tray 101 of the first comparative example does not include the first curved surface portion at both ends of the panel pressing portion 115.
  • stress concentrates on a portion Q of the upper surface of the liquid crystal panel P where the corners at both ends of the panel pressing portion 115 are in contact. Therefore, there is a high probability that the liquid crystal panel P will be cracked in the vicinity of the portion Q.
  • FIG. 9 is a figure for demonstrating the effect
  • the packaging tray 1 of the present embodiment includes the first curved surface portions 14 r at both ends of the panel pressing portion 15, so that stress does not concentrate on specific portions of the liquid crystal panel P.
  • the stress applied to the liquid crystal panel P from the panel pressing portion 15 is moderately dispersed. Thereby, the crack of the liquid crystal panel P is hardly generated.
  • the tray support part 16 since the tray support part 16 has an inversely tapered shape, it can stably receive the load of the upper tray 1T.
  • the packaging tray 1 of the present embodiment it is possible to reduce the occurrence of defects in the liquid crystal panel P when a plurality of packaging trays 1 are stacked.
  • FIG. 11 is a cross-sectional view of the packaging tray of the second embodiment.
  • FIG. 12 is a cross-sectional view showing a state in which three levels of packaging trays are stacked.
  • FIG. 13 is a perspective view of the support leg viewed from the lower surface side. 11 to 13, the same reference numerals are given to the same components as those used in the first embodiment, and the description thereof will be omitted.
  • the panel pressing portion 25 is provided between the second contact surface 25b, the first contact surface 14b, and the second contact surface 25b.
  • a first step portion 23 That is, in the first embodiment, the first contact surface 14b and the second contact surface 15b form an angle ⁇ of 45 °, whereas in the second embodiment, the first contact surface 14b and the second contact surface. 25b is parallel to each other, and the second contact surface 25b is provided at a position one step higher than the first contact surface 14b.
  • step-difference part 23 is comprised by the 1st contact surface 14b and the 2nd contact surface 25b from which height differs mutually.
  • the first step portion 23 has a distance D1 between the two first step portions 23 slightly smaller than the width D2 of the liquid crystal panel P in the short side direction (X direction) of the panel storage portion 22. It is provided to be larger.
  • the liquid crystal panel P is inserted between the left and right first step parts 23 of the panel pressing part 25 of the upper tray 21T. In this way, the second contact surface 25b of the panel pressing portion 25 is in contact with the upper surface of the peripheral edge portion of the liquid crystal panel P.
  • the support leg portion 14 has a side wall surface 14d that rises from the second contact surface 25b toward the panel support portion 13 side.
  • the joint portion between the second contact surface 25b and the side wall surface 14d is a second curved surface portion 27 that is rounded into a curved surface and is formed of a curved surface (R surface) having a constant radius of curvature.
  • the shape of the tray support part 26 seen from the longitudinal direction (Y direction) of the panel storage part 22 is trapezoid, and the long side of a trapezoid is located upward and the short side is located below. That is, the shape of the tray support portion 26 is an inversely tapered shape.
  • the tray support portion 26 has a third contact surface 26a that contacts the first contact surface 14b of the upper tray 21T. As shown in FIG. 11, the outer peripheral dimension W3 on the upper side of the tray support 26 is relatively large, and the outer peripheral dimension W4 on the lower side is relatively small.
  • the shape of the tray support portion 26 an example of a substantially semicircular shape is given in the first embodiment, and a trapezoidal example is given in the second embodiment. However, the shape is not limited to these shapes, and can be changed as appropriate. is there. Other configurations are the same as those of the first embodiment.
  • the tray support 26 since the tray support 26 receives the load of the upper tray 21T, the load applied to the liquid crystal panel P from the upper tray 21T is reduced. Further, since the panel support portion 13 is provided almost directly below the panel pressing portion 25, the panel supporting portion 13 can receive a load applied to the liquid crystal panel P from the panel pressing portion 25. Thereby, the same effect as 1st Embodiment that generation
  • FIG. 14 is a diagram illustrating a problem of the packaging tray 201 of the second comparative example.
  • the packaging tray 201 of the second comparative example does not have the first step portion 23 and does not have the second curved surface portion 27. Therefore, the first contact surface 214b of the support leg 214 is a flat surface, and also contacts the liquid crystal panel P together with the tray support 216, and functions as a panel pressing portion.
  • the rigidity of the side plate 214c of the support leg 214 is likely to be higher than that of the present embodiment.
  • the panel pressing portion 25 since the panel pressing portion 25 includes the first step portion 23, the support legs are compared to the packaging tray 201 of the second comparative example having no step portion. As the rigidity of the side wall surface 14d of the portion 14 is weakened, the flexibility of the panel pressing portion 25 is increased. Furthermore, the 2nd curved surface part 27 is provided in the junction part of the 2nd contact surface 25b and the side wall surface 14d. With these structures, the panel pressing portion 25 of the second embodiment can flexibly press the liquid crystal panel P without concentrating stress on a specific portion of the liquid crystal panel P. Therefore, for example, even if an impact is applied to the packaging tray 21 during transportation, the panel pressing portion 25 can be easily deformed to mitigate the impact. Thereby, the liquid crystal panel P can be stably held.
  • FIGS. 15 and 16 The basic configuration of the packaging tray of the third embodiment is the same as that of the second embodiment, and the configuration of the panel pressing portion is different from that of the second embodiment.
  • FIG. 15 is a cross-sectional view of the packaging tray of the third embodiment.
  • FIG. 16 is a diagram for explaining the operation of the second step portion.
  • the same components as those used in the second embodiment are denoted by the same reference numerals, and the description thereof is omitted.
  • the panel pressing portion 35 is continuous from the second contact surface 35 b, the first stepped portion 33, and the second contact surface 35 b and is attached to the display panel P.
  • step-difference part 34 provided between the 2nd contact surface 35b and the non-contact surface 35e are provided.
  • the panel pressing portion 35 of the third embodiment is different from the panel pressing portion 25 of the second embodiment in that it has a non-contact surface 35e and a second stepped portion 34.
  • the non-contact surface 35 e is higher than the second contact surface 35 b at both ends of the second contact surface 35 b extending in the longitudinal direction (Y direction) of the panel storage portion (lower position in FIG. 15).
  • the second step portion 34 is configured by the non-contact surface 35e and the second contact surface 35b having different heights. Other configurations are the same as those of the second embodiment.
  • the tray support portion 26 since the tray support portion 26 receives the load of the upper tray, the load applied to the liquid crystal panel P from the upper tray is reduced, and the panel support portion 13 is almost directly below the panel pressing portion 35. Since it is provided, a load applied to the liquid crystal panel P from the panel pressing portion 35 can be received by the panel support portion 13. Thereby, the effect similar to 1st, 2nd embodiment that generation
  • the panel pressing portion 35 includes a first step portion 33 between the first contact surface 14 b and the second contact surface 35 b, and a non-contact surface 35 e. Since the second step portion 34 between the second contact surface 35b is provided, the panel pressing portion 35 is more flexible than the packaging tray 21 of the second embodiment that does not have the second step portion 34. Become. Thereby, the liquid crystal panel P can be held more stably.
  • the effect of providing the first curved surface portion 14r at both ends of the panel pressing portion 35, the effect of making the shape of the tray support portion 26 reversely tapered, and the like are the same as in the first and second embodiments. It is.
  • the tray support portion has a reverse taper shape, but the tray support portion may not necessarily have a reverse taper shape, and may have a taper shape or no taper. Good.
  • the number, shape, arrangement, dimensions, material, and the like of each component constituting the packaging tray can be appropriately changed.
  • the present invention may be applied to a packaging tray that stores one large liquid crystal panel, for example. Further, the present invention may be applied not only to a packaging tray for a liquid crystal panel but also to a packaging tray for other types of display panels such as for an organic electroluminescence (EL) panel.
  • EL organic electroluminescence
  • One embodiment of the present invention can be used for a packaging tray for packaging various display panels such as a liquid crystal panel and an organic EL panel.

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  • Mechanical Engineering (AREA)
  • Packaging Frangible Articles (AREA)

Abstract

La présente invention concerne une partie de réception de panneau (2) d'un plateau d'emballage (1) qui, selon un mode de réalisation, comporte : une partie concave de réception (12); une partie de support de panneau (13); une partie patte de support (14); une partie de pression de panneau (15); et une partie de support de plateau (16). Dans un état dans lequel un panneau d'affichage (P) est logé dans la partie concave de réception (12), un plateau supérieur (1T) est empilé sur le plateau d'emballage (1), et un plateau inférieur (1B) est empilé sous le plateau d'emballage (1), la partie patte de support (14) présente une première surface de contact (14b) qui vient en contact avec la partie de support de plateau (16) du plateau inférieur (1B), la partie de pression de panneau (15) présente une deuxième surface de contact (15b) qui entre en contact avec le panneau d'affichage (P) reçu dans le plateau inférieur (1B), et la partie de support de plateau (16) présente une troisième surface de contact (16b) qui entre en contact avec la première surface de contact (14b) du plateau supérieur (1T).
PCT/JP2018/016467 2017-04-25 2018-04-23 Plateau d'emballage WO2018199026A1 (fr)

Priority Applications (1)

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US16/606,863 US20200130915A1 (en) 2017-04-25 2018-04-23 Packaging tray

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JP2017-086296 2017-04-25
JP2017086296 2017-04-25

Publications (1)

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WO2018199026A1 true WO2018199026A1 (fr) 2018-11-01

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PCT/JP2018/016467 WO2018199026A1 (fr) 2017-04-25 2018-04-23 Plateau d'emballage

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US (1) US20200130915A1 (fr)
WO (1) WO2018199026A1 (fr)

Cited By (1)

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TWI724610B (zh) * 2019-01-31 2021-04-11 日商古洛布萊股份有限公司 疊層型托盤

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220043978A (ko) * 2020-09-28 2022-04-06 삼성디스플레이 주식회사 표시 장치용 트레이

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JPH11349087A (ja) * 1998-06-09 1999-12-21 Inoac Corporation:Kk 集積回路装置用トレイ
JP2005132438A (ja) * 2003-10-30 2005-05-26 Kyocera Corp 電子部品収納用トレイ
JP2006240724A (ja) * 2005-03-07 2006-09-14 Sekisui Plastics Co Ltd 部品包装用トレー及びその製造方法
JP2006273333A (ja) * 2005-03-25 2006-10-12 Sekisui Plastics Co Ltd 梱包用トレー
JP2009023699A (ja) * 2007-07-20 2009-02-05 Seiko Epson Corp 搬送トレイ
JP2011148510A (ja) * 2010-01-19 2011-08-04 Toshiba Logistics Corp 収納トレイ
WO2012029217A1 (fr) * 2010-08-30 2012-03-08 シャープ株式会社 Ensemble d'emballage

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11349087A (ja) * 1998-06-09 1999-12-21 Inoac Corporation:Kk 集積回路装置用トレイ
JP2005132438A (ja) * 2003-10-30 2005-05-26 Kyocera Corp 電子部品収納用トレイ
JP2006240724A (ja) * 2005-03-07 2006-09-14 Sekisui Plastics Co Ltd 部品包装用トレー及びその製造方法
JP2006273333A (ja) * 2005-03-25 2006-10-12 Sekisui Plastics Co Ltd 梱包用トレー
JP2009023699A (ja) * 2007-07-20 2009-02-05 Seiko Epson Corp 搬送トレイ
JP2011148510A (ja) * 2010-01-19 2011-08-04 Toshiba Logistics Corp 収納トレイ
WO2012029217A1 (fr) * 2010-08-30 2012-03-08 シャープ株式会社 Ensemble d'emballage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI724610B (zh) * 2019-01-31 2021-04-11 日商古洛布萊股份有限公司 疊層型托盤

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