JP2008174272A - Method for packing tft liquid crystal panel - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a method for packing a liquid crystal panel by which identifying information and maintenance information for the liquid crystal panel which apply no load on the liquid crystal panel can be added at a low cost and conveniently. <P>SOLUTION: The method for packing the liquid crystal panel 2 in which the liquid crystal panel 2 is stored in a cassette 1, is equipped with the process of preparing a spacer sheet 3 which is larger than the liquid crystal panel 2 in plane view and gets the larger part specified as an ear part, the process of sticking a label 4 for identifying the liquid crystal panel on the ear part, and a process in which spacer sheets are placed between respective liquid crystal panels and a plurality of sheets of the liquid crystal panels are stored in a cassette. The identifying information and the maintenance information for the liquid crystal panel which apply no load on the liquid crystal panel are added. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a packaging method for a TFT liquid crystal panel.

  In general, as a method for packing TFT liquid crystal panels constituting a liquid crystal display device, a plurality of TFT liquid crystal panels are stacked and integrated. In order to identify and manage individual TFT liquid crystal panels, it is one of the simplest management methods to attach panel information or a label such as a barcode to each panel.

  However, when a label is applied to the TFT liquid crystal panel, the load is concentrated on the label application portion of the stacked panels, which causes a display failure of the panel.

  For such a problem, a method for identifying and managing electronic devices using a wireless tag (for example, see Patent Document 1), a storage method using a spacer sheet (for example, see Patent Document 2), and There is a packing method using a tray (for example, see Patent Document 3).

JP-A-2005-219766 JP-A-2005-289458 JP 2002-337951 A

  However, the method described in Patent Document 1 relates to the shape of a tray in which a wireless tag can be used, and there is no description of a spacer sheet. Moreover, the method described in Patent Document 2 relates to a method for treating the surface of the spacer sheet, and there is no description about a management method using a label or the like, a packaging method for a liquid crystal panel, and the like. The method described in Patent Document 3 relates to a shape of a tray for transporting a plurality of liquid crystal panels and a method for packing a plurality of stacked trays, and there is no description of a management method using a label or the like.

  The present invention has been made to solve these problems, and uses a spacer sheet that can easily and inexpensively provide liquid crystal panel identification information and management information so that no load is applied to the TFT liquid crystal panel. An object of the present invention is to provide a packaging method for a liquid crystal panel.

  In order to solve the above-mentioned problems, a liquid crystal panel packing method according to the present invention is a method for packing a liquid crystal panel to be stored in a cassette. Preparing a prescribed spacer sheet; (b) attaching a label identifying the liquid crystal panel to the ear; and (c) placing a plurality of liquid crystal panels in the cassette with the spacer sheet sandwiched between them. And a step of storing.

  The present invention prepares a spacer sheet that is larger in plan view than a liquid crystal panel, the larger part of which is defined as an ear part, and then affixes a label for identifying the liquid crystal panel to the ear part, Since a plurality of liquid crystal panels are housed in the cassette, the identification information and management information of the liquid crystal panel can be provided at low cost and easily so that no load is applied to the liquid crystal panel.

  Embodiments of the present invention will be described below with reference to the drawings.

<Embodiment 1>
FIG. 1 is a perspective view of a packaging member according to Embodiment 1 of the present invention, and FIG. 2 is a top view of the packaging member according to Embodiment 1 of the present invention.

  The cassette 1 is formed of a cushioning material such as foamed PP (polypropylene), and the depth is determined by the number of panels to be packed. In addition, the inside of the cassette 1 is provided with a recess that is slightly larger than the ears (and other external shapes) of the spacer sheet 3, and a gap formed when the TFT liquid crystal panel 2 and the spacer sheet 3 are stored in the cassette 1 is used. This facilitates storage and removal of the TFT liquid crystal panel 2 and the spacer sheet 3. The spacer sheet 3 is used by sandwiching a plurality of TFT liquid crystal panels 2 between the TET liquid crystal panels 2 in order to prevent the TET liquid crystal panels 2 from adhering to each other when the TFT liquid crystal panels 2 are accommodated in the cassette 1. The spacer sheet 3 is made of a material such as clean paper, PET sheet, or polycarbonate, and the contact portion with the TFT liquid crystal panel 2 is subjected to an adhesion prevention process, and the planar view is larger than the TFT liquid crystal panel 2. The large part is defined as the ear.

  When the TFT liquid crystal panel 2 is packed in the cassette 1, the label 4 is attached to the ear portion of the spacer sheet 3, and then the TFT liquid crystal panel 2 and the spacer sheet 3 are alternately stacked and stored. At this time, since there is one spacer sheet 3 for one TFT liquid crystal panel 2, it is possible to take out or store the TFT liquid crystal panel 2 from the cassette 1 by holding the spacer sheet 3 (particularly the ear portion). is there. Since this can be performed without directly touching the TFT liquid crystal panel 2, it is possible to prevent problems with the TFT liquid crystal panel 2 such as static electricity. Further, since the label 4 for identifying the TFT liquid crystal panel 2 is affixed to the ear portion of the spacer sheet 3, a failure of the TFT liquid crystal panel 2 caused when the label 4 contacts the TFT liquid crystal panel 2 and a load is applied thereto or Problems such as cell gap unevenness can be prevented. On the label 4, two-dimensional codes such as numbers, symbols, characters, two-dimensional barcodes, three-dimensional barcodes, and QR codes (Quick Response code) are written as information for identifying the TFT liquid crystal panel 2.

  In the first embodiment of the present invention, the packaging of the TFT liquid crystal panel 2 is described, but any liquid crystal panel may be used.

  From the above, when packing the TFT liquid crystal panel 2 in the cassette 1, it is possible to easily provide identification information and management information of the TFT liquid crystal panel 2 so that no load is applied to the TFT liquid crystal panel 2. In addition, troubles such as failure of the TFT liquid crystal panel 2 or unevenness of the cell gap at the time of taking out can be prevented.

<Embodiment 2>
A feature of Embodiment 2 of the present invention is that information for identifying the TFT liquid crystal panel 2 is printed or stamped on the spacer sheet 3. That is, in the first embodiment, the label 4 for identifying the TFT liquid crystal panel 2 is affixed to the ear portion of the spacer sheet 3, but in the second embodiment, the label 4 is not affixed and is directly written (printed or stamped). Etc.)

  The cassette 1, the TFT liquid crystal panel 2, and the spacer sheet 3 are the same as those in the first embodiment, and the packaging method is also the same as that in the first embodiment.

  From the above, when packing the TFT liquid crystal panel 2 in the cassette 1, it is possible to easily provide identification information and management information of the TFT liquid crystal panel 2 so that no load is applied to the TFT liquid crystal panel 2. In addition, troubles such as failure of the TFT liquid crystal panel 2 or unevenness of the cell gap at the time of taking out can be prevented.

<Embodiment 3>
The characteristic of Embodiment 3 of this invention is providing the some spacer sheet 3 with which the ear | edge part of the spacer sheet 3 does not overlap. The cassette 1, the TFT liquid crystal panel 2, and the label 4 are the same as in the first embodiment, and the packaging method is the same as in the first embodiment.

  FIG. 3 is a top view of a packaging member according to Embodiment 3 of the present invention. As shown in FIG. 3, the spacer sheets 3 are stacked so that the ears do not overlap, and a label 4 is attached to each ear. By doing so, it is possible to read all the information of the TFT liquid crystal panel 2 described on the label 4 from the upper surface of the cassette 1 at a time.

  From the above, when packing the TFT liquid crystal panel 2 in the cassette 1, it is possible to easily provide identification information and management information of the TFT liquid crystal panel 2 so that no load is applied to the TFT liquid crystal panel 2. In addition, troubles such as failure of the TFT liquid crystal panel 2 or unevenness of the cell gap at the time of taking out can be prevented. Furthermore, since the plurality of spacer sheets 3 that do not overlap the ear portions of the spacer sheet 3 are provided, it is possible to read all the information of the TFT liquid crystal panel 2 described on the label 4 at a time.

<Embodiment 4>
The feature of Embodiment 4 of the present invention is that the ears of the spacer sheet 3 are transparent. The cassette 1, the TFT liquid crystal panel 2, and the label 4 are the same as in the first embodiment, and the packaging method is the same as in the first embodiment. Further, the ear may be any material as long as it is transparent, and has the same shape as that shown in FIGS.

  A label 4 is stuck on the spacer sheet 3 so as not to overlap. By doing so, it is possible to read all the information of the TFT liquid crystal panel 2 described on the label 4 from the upper surface of the cassette 1 at a time.

  From the above, when packing the TFT liquid crystal panel 2 in the cassette 1, it is possible to easily provide identification information and management information of the TFT liquid crystal panel 2 so that no load is applied to the TFT liquid crystal panel 2. In addition, troubles such as failure of the TFT liquid crystal panel 2 or unevenness of the cell gap at the time of taking out can be prevented. Furthermore, since the ears of the spacer sheet 3 are transparent, it is possible to read all the information on the TFT liquid crystal panel 2 described on the label 4 at a time.

<Embodiment 5>
FIG. 4 is a perspective view of a cassette according to Embodiment 5 of the present invention.

  The feature of Embodiment 4 of the present invention is that when the TFT liquid crystal panel 2 and the spacer sheet 3 are stacked and packed in the cassette 1, the information described in the label 4 attached to the ear portion of the spacer sheet 3 can be read. As described above, the cutout 5 is provided by cutting out the portion where the ear portion fits in the cassette 1.

  Specifically, in the spacer sheet 3 as shown in FIGS. 1 and 2 described in the first embodiment, only the contents described in the uppermost label 4 can be read in the state of FIG. Therefore, by making the cassette 1 as shown in FIG. 4, the contents described in all the labels 4 can be read from the notch 5 of the cassette 1.

  From the above, when packing the TFT liquid crystal panel 2 in the cassette 1, it is possible to easily provide identification information and management information of the TFT liquid crystal panel 2 so that no load is applied to the TFT liquid crystal panel 2. In addition, troubles such as failure of the TFT liquid crystal panel 2 or unevenness of the cell gap at the time of taking out can be prevented. Further, since the portion where the ear portion of the spacer sheet 3 is accommodated in the cassette 1 is cut out, the information on the TFT liquid crystal panel 2 described on the label 4 can be read all at once.

It is a perspective view of the packaging member by Embodiment 1 of this invention. It is a top view of the packaging member by Embodiment 1 of this invention. It is a top view of the packaging member by Embodiment 3 of this invention. It is a perspective view of the cassette by Embodiment 5 of this invention.

Explanation of symbols

  1 cassette, 2 TFT LCD panel, 3 spacer sheet, 4 label, 5 notch.

Claims (5)

A method for packing an LCD panel to be stored in a cassette,
(A) preparing a spacer sheet that is larger in plan view than the liquid crystal panel and whose large portion is defined as an ear;
(B) attaching a label for identifying the liquid crystal panel to the ear portion;
(C) storing the plurality of liquid crystal panels in the cassette with the spacer sheet sandwiched therebetween;
A method for packing a liquid crystal panel, comprising: Instead of the step (b),
(D) The liquid crystal panel packing method according to claim 1, further comprising a step of directly entering information for identifying the liquid crystal panel in the ear portion. The step (a)
The method for packing a liquid crystal panel according to claim 1, further comprising a step of preparing a plurality of spacer sheets in which the ear portions do not overlap.   The method for packing a liquid crystal panel according to claim 1, wherein the ear is transparent.   The method for packing a liquid crystal panel according to claim 1, wherein the cassette is cut out at a portion where the ear portion is accommodated.

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