JP4471527B2 - Film transfer device and film suction auxiliary tool for the film transfer device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention includes a film adsorbing body having a large number of air suction ports and a position-adjustable film adsorbing body, and an air sucking drive unit. The present invention relates to a film transfer device configured as described above, and a film suction assisting tool for the film transfer device.
[0002]
[Prior art]
This type of film transfer apparatus is configured so as to be able to cope with the transfer of a plurality of films having different shapes (for example, an optical functional film such as a polarizing film). The pattern of the air suction port group facing the film is different from the case of adsorbing the film of the shape.
[0003]
Therefore, when adsorbing a film, air suction outside the outline of the film to be adsorbed (in the case of a film group consisting of a plurality of films, the entire outline of the film group, hereinafter referred to as “film outline”) The mouth must be closed so that a suction force is applied to the film.
[0004]
Conventionally, in order to close the air suction port on the outside of the film, an adhesive tape is attached to the film adsorber of the film transfer device from the lower side for each film of each shape.
[0005]
[Problems to be solved by the invention]
According to the above-described conventional configuration, since the air suction port on the outside of the film is closed, the adhesive tape is attached to the film adsorber from the lower side for each shape of the film. Not only is it difficult to work because of its cramped posture, but every time it starts to transfer a film of another shape, it requires stripping and sticking of the tape, making it a preparatory work for operating the film transfer device. It took time and effort.
[0006]
An object of the present invention is to make it possible to perform preparation work for transferring the film transfer device easily and in a short time.
[0007]
[Means for Solving the Problems]
The structure, operation, and effect of the invention according to claim 1 are as follows.
[0008]
[Configuration and freely film adsorber position change with multiple air suction ports over the entire surface, provided with air suction drive unit, adsorbs the polarizing film by the film adsorbent in the film take-out position, to the film supply position A film transfer device configured to transfer an air suction port opening permitting portion that allows an air suction port that faces a polarizing film to be adsorbed to be opened among the plurality of air suction ports, and the remaining air suction A film suction assisting tool provided with an air suction port closing portion for closing the mouth is detachably provided on the film suction body.
[0009]
[Action]
When the film adsorbing aid is attached to the film adsorbing body, the film to be adsorbed (in the case of a film group consisting of a plurality of films, among the plurality of air suction ports) by the action of the air suction port opening permission portion. The air suction port facing the entire contour of the group (hereinafter referred to as “film contour”) remains open, but the remaining air suction ports are blocked by the air suction port blocking portion.
[0010]
As a result, the suction force is applied to the film by operating the air suction drive unit, so that the film can be sucked.
[0011]
When transporting a film having a shape different from that of the film after the transfer of the film, the film adsorption assisting tool is removed from the film adsorbing body, and another film adsorption assisting tool corresponding to the film having a different shape is removed from the film. It is attached to the adsorbent and operated for adsorption.
[0012]
In this way, it is only necessary to attach and detach the film adsorbing auxiliary tool to the film adsorbing body in order to close the air suction port outside the film.
[0013]
Moreover, said film adsorption | suction auxiliary tool can be used repeatedly.
[0014]
[effect]
Therefore, it is possible to perform preparation work for transferring the film transfer device easily and in a short time.
[0015]
The structure, operation, and effect of the invention according to claim 2 are as follows.
[0016]
[Configuration] A film suction assisting tool for assisting a film transfer device including a film adsorbing body having a plurality of air suction ports over its entire surface and an air suction driving unit to adsorb a polarizing film. Among the many air suction ports of the film adsorbing body, an air suction port opening permitting portion that allows the air suction port facing the polarizing film to be sucked to open and an air suction port closing portion that blocks the remaining air suction ports And detachably attached to the film adsorbing body.
[0017]
[Action]
By using the film adsorbing tool, it is possible to achieve the same action as that of the first aspect.
[0018]
[effect]
Therefore, by using the film adsorbing tool, it is possible to achieve the same effect as the effect of the configuration of claim 1.
[0019]
The structure, operation, and effect of the invention according to claim 3 are as follows.
[0020]
[Constitution]
In the configuration of the invention according to claim 2, the air suction port opening permitting portion and the air suction port closing permitting portion are provided in a resin corrugated cardboard, and the air suction port opening permitting portion includes a plurality of through holes in the resin corrugated cardboard. Formed and configured.
[0021]
[Action]
In addition to the effects similar to the effects of the configuration of claim 2, the strength can be ensured, the weight can be reduced, and the configuration can be reduced.
[0022]
[effect]
Accordingly, it is possible to easily obtain the same effect as that of the structure of claim 2 and to reduce the manufacturing cost.
[0023]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0024]
1 and 2, a film cutting device 3 that shears one wide polarizing film 1 into a plurality of small polarizing films with a Thomson blade 2, and a film that supplies, takes out, and transports the polarizing film 1 to and from this film cutting device 3. The transfer device 4 is shown.
[0025]
As shown in FIG. 4 (FIG. 4 is a view taken along line BB in FIG. 1), the Thomson blade 2 of the film cutting device 3 is constructed by assembling a large number of cutting blades 5 in an oblique lattice shape in plan view. It is.
[0026]
The film transfer device 4 has a rectangular film adsorbing plate 7 (which corresponds to a film adsorbing body, see FIG. 3, FIG. 3 shows the film adsorbing plate 7 as viewed from below). Is supported by the support frame 9 so as to be movable up and down around the vertical axis O, and provided with an air suction drive unit 8 to adsorb the polarizing film 1 by the film adsorption plate 7 at the film take-out position, and supply the film It is configured to be transferred to a position.
[0027]
By the way, the pattern of the air suction port group which opposes the polarizing film 1 differs in the case where the polarizing film 1 of a certain shape is adsorbed by the film adsorbing plate 7 and the case where the polarizing film 1 of another shape is adsorbed.
[0028]
Therefore, when adsorbing the polarizing film 1, it is necessary to close the air suction port 6 outside the contour of the polarizing film 1 to be adsorbed so that the adsorbing force is applied to the polarizing film 1.
[0029]
Therefore, as shown in FIGS. 1 and 5, among the many air suction ports 6 of the film suction plate 7, the air suction port 6 facing the polarizing film 1 to be sucked (that is, surrounded by a thick line L in FIG. 5). A film suction auxiliary tool 12 having an air suction port opening permitting portion 10 that allows the air suction ports in the region to be opened and an air suction port blocking portion 11 that closes the remaining air suction ports 6. The plate 7 is detachably provided.
[0030]
A plurality of the film adsorption assisting tools 12 are prepared in accordance with the shapes of the plurality of polarizing films 1 having different shapes, and one film adsorption assisting tool 12 is selected from these, and the film adsorption plate 7 is selected. Attach to.
[0031]
The film suction assisting tool 12 will be described in detail. As shown in FIG. 6, a rectangular resin cardboard 13 (1400 mm × 1400 mm) having the same size as the film suction plate 7 has a large number of vertical and horizontal pitches of 10 mm. A 75 μm-thick PET film 14 having a through-hole 17 and an opening 18 having the same contour as the polarizing film 1 to be adsorbed is attached to one surface of the cardboard 13, and a table made of Polypro is used on the other surface. A cloth underlay mat 15 is attached.
[0032]
The tablecloth underlay mat 15 has a mesh shape with a hole having a diameter of 1 mm on the entire surface, prevents adhesion of glue protruding from the polarizing film 1 by cutting the Thomson blade 2, and prevents suction of foreign matter. It prevents the polarizing film 1 from being dented.
[0033]
The opening 18 of the PET film 14 and the corrugated cardboard portion corresponding to the opening 18 constitute the air suction port opening allowing portion 10, and the PET film 14 and the remaining corrugated cardboard portion to which the PET film 14 is adhered Constitutes the air suction port closing part 11.
[0034]
In order to detachably attach the film suction auxiliary tool 12 to the film suction plate 7, a pair of guide rails (not shown) having a U-shaped cross section are provided on both ends of the lower surface of the film suction plate 7 in the width direction. And a positioning mechanism (not shown) for positioning the film suction assisting tool 12 with respect to the film suction plate 7.
[0035]
With the above-described structure, the film suction auxiliary tool 12 is moved upward with the PET film 14 side up, and both end portions in the width direction of the film suction auxiliary tool 12 are slid with respect to the pair of guide rails. 7, and the space between the film adsorption assisting tool 12 and the film adsorption plate 7 is sealed so as not to leak air.
[0036]
As a result, among the numerous air suction ports 6, the air suction ports 6 facing the polarizing film 1 to be adsorbed remain open, but the remaining air suction ports 6 are blocked by the air suction port blocking portion 11. The
[0037]
In this state, the air is sucked by the air suction drive unit 8, so that the polarizing film 1 is attracted and the polarizing film 1 can be sucked.
[0038]
When transporting the polarizing film 1 having a shape different from that of the polarizing film 1 after the transfer of the polarizing film 1, the film adsorption assisting tool 12 is removed from the film adsorption plate 7, and the polarizing film 1 having another shape is formed. Another corresponding film suction assisting tool 12 is attached to the film suction plate 7 to perform the suction operation.
[0039]
[Another embodiment]
A structure in which a large number of through holes 17 are formed only in a portion of the corrugated cardboard 13 within the same contour as the polarizing film 1 to be adsorbed without forming a large number of through holes 17 on the entire surface of the resin cardboard 13. Also good.
[0040]
Instead of the resin corrugated cardboard 13, the film suction assisting tool 12 may be configured by forming a large number of through holes 17 in a metal plate.
[0041]
The numerical values given in the above embodiment are merely examples, and may be different numerical values.
[0042]
The thickness of the PET film 14 may be, for example, in the range of 50 μ to 100 μ.
[0043]
The film adsorbed by the film adsorbing plate 7 is not limited to the polarizing film, and may be another optical functional film or a film other than the optical functional film.
[Brief description of the drawings]
FIG. 1 is a front view showing a film cutting device and a film transfer device. FIG. 2 is a plan view showing a film cutting device and a film transfer device. FIG. 3 is a drawing showing an adsorption surface of an adsorption plate. -B view [Fig. 5] Diagram showing the film adsorption aid [Fig. 6] Exploded view of the film adsorption aid [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Film 6 Air suction port 7 Film adsorption body 10 Air suction port open | release permission part 11 Air suction port obstruction | occlusion part 12 Film adsorption | suction auxiliary tool 13 Resin cardboard 17 Through-hole

Claims (6)

A position-adjustable film adsorber having a large number of air suction ports over the entire surface and an air suction drive unit are provided, and the polarizing film is adsorbed by the film adsorber at the film take-out position and transferred to the film supply position. A film transfer device configured, wherein among the plurality of air suction ports, an air suction port opening permitting portion that allows the air suction port facing the polarizing film to be adsorbed to be opened and the remaining air suction ports are closed. A film transporting device in which a film suction assisting tool including an air suction port closing portion is detachably provided on the film suction body. Numerous air suction ports freely repositioned with entire surface of the film adsorber, a film suction device for assisting film transport apparatus provided with an air suction drive unit to assist in adsorption of the polarizing film, the film Among the many air suction ports of the adsorber, an air suction port opening permitting portion that allows the air suction port facing the polarizing film to be adsorbed to be opened and an air suction port blocking portion that blocks the remaining air suction ports are provided. And the film adsorption | suction auxiliary tool comprised so that attachment or detachment to the said film adsorption body was possible. The resin corrugated board is provided with the air suction port opening allowance portion and the air suction port closing portion, and the air suction port opening allowance portion is formed by forming a plurality of through holes in the resin cardboard. 2. The film adsorption aid according to 2. A film in which an opening having the same contour as the polarizing film to be adsorbed is attached to one surface of the resin-made corrugated cardboard, and the air suction port opening permitting portion is configured by the corrugated cardboard portion corresponding to the opening, and the film The film suction auxiliary tool according to claim 3, wherein the air suction port closing portion is constituted by the remaining corrugated cardboard portion to which is attached. The film suction assisting tool includes a resin corrugated cardboard provided with the air suction port opening permitting portion and an air suction port closing portion, and the air suction port opening permitting portion includes a plurality of through holes formed in the resin corrugated cardboard. The film transfer apparatus according to claim 1, which is configured as follows. The film suction assisting tool attaches a film having an opening having the same contour as the polarizing film to be sucked to one surface of the resin corrugated cardboard, and the air suction port is opened by a corrugated cardboard portion corresponding to the opening. The film transfer device according to claim 5, wherein the air suction port blocking portion is configured by a remaining corrugated cardboard portion on which an allowable portion is formed and the film is adhered.

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