JPS6140143A - Manufacture of stuck bag body - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

Detailed Description of the Invention (Industrial Application Field) The present invention relates to a method for manufacturing adhesive bags, and in particular, for example, to manufacturing adhesive bags in which a bag portion is temporarily attached to a release mount with an adhesive layer. Regarding the method.

(Prior art) The background of this invention is the adhesive bag, for example, the attachment of a delivery slip attached to a delivery item, and the protective cover.
No. 0-17356.

This cover has one bag portion temporarily attached to a release mount via an adhesive layer.

(Problems to be Solved by the Invention) In such conventional adhesive bags, when attaching the bag portion to, for example, an article, it is not possible to automate the attachment using, for example, an automatic attaching machine. Therefore, the present applicant has proposed an adhesive bag whose bag portion can be automatically and continuously attached to, for example, articles. This novel adhesive bag has a plurality of bag parts temporarily attached to a single release mount at predetermined intervals.

Therefore, the main object of the present invention is to provide a method for manufacturing a stick-on bag that can efficiently produce such a new stick-on bag.

(Means for Solving the Problems) This invention comprises the steps of supplying a strip-shaped release mount in its longitudinal direction, and forming an adhesive to become a sticking adhesive layer on the supplied release mount. a step of forming a strip-shaped first base material to serve as an upper base material on the adhesive;
forming a band-shaped second base material to serve as an upper base material on the base material; forming bag portions at predetermined intervals in the longitudinal direction of the release mount using the first base material and the second base material; continuous formation of the bag portions in the longitudinal direction on the release mount, comprising the step of adhering the first base material and the second base material to form the bag portions, and the step of separating each bag portion for each bag portion; This is a method of manufacturing an adhesive bag body.

(Function) A strip-shaped release mount is supplied in its longitudinal direction, and on top of it are applied an adhesive to form an adhesive layer, a strip-shaped first base material to serve as an upper base material, and a strip-shaped release mount to serve as an upper base material. The second base materials are sequentially laminated in this order.

The first base material and the second base material are bonded in the width direction at a predetermined interval in the longitudinal direction and at least one side end in the width direction. , thereby sequentially forming bag portions in the longitudinal direction of the release mount. Further, cuts are made in the first base material and the second base material, and the respective bag portions are temporarily attached in a separated form on a strip-shaped release mount.

(Effect of the invention) According to the invention, a strip-shaped release mount and an adhesive are provided.

A novel method in which a plurality of bag parts are temporarily attached at predetermined intervals on a single strip-shaped release mount using an adhesive layer by simply preparing a strip-shaped first base material and a strip-shaped second base material. It is possible to efficiently create a sticky bag body.

Furthermore, if either one of the step of placing the sheet-like stored item on the first base material and the step of storing the sheet-like stored item in the bag part are provided separately, A novel adhesive bag body can be efficiently created by temporarily attaching a plurality of bag portions containing stored items onto a single release mount at predetermined intervals.

Furthermore, if there is a separate step of forming an adhesive layer for adhering the stored item to at least one of the first base material and the second base material, The items stored in the middle of the temporarily attached bag are not pulled out of the bag during the manufacturing process.

The above objects, other objects, features and advantages of the present invention will become more apparent from the following detailed description of embodiments with reference to the drawings.

(Example) FIG. 1 is a perspective view showing an example of an adhesive bag which is the background of the present invention. FIG. 2 is a cross-sectional view taken along the line ■--■ in FIG. 1. In this example, adhesive bag number 10, strip-shaped release mount 1
Contains 2. The release mount 1 includes a band-shaped bond 1 release paper made of, for example, paper 9 and a synthetic resin sheet, and a release agent layer made of a release agent such as silicone is formed on the surface thereof. A plurality of bag portions 14 are temporarily attached to the release mount 12 at predetermined intervals in the longitudinal direction thereof.

The bag portion 14 includes an upper base material 16 and an upper base material 18 made of a heat-meltable synthetic resin material such as polypropylene or polyethylene. An upper base material 18 is laminated on the upper base material 16, and the upper base material 16 and the upper base material 18 are arranged in the opening 1.
It is sealed by sealing portions 14a, 14b and 14G formed at three side edge portions of the four side edges of the rectangle, except for 4d. The sealing portions 14a to 14G are formed by, for example, heating and welding the upper base material 16 and the upper base material 18. Further, on the back surface of the upper base material 16, a sticking adhesive layer 2 made of an adhesive such as a pressure-sensitive adhesive is provided.
0 is formed. With this adhesive 7it20,
The bag portion 14 is temporarily attached to the release mount 12.

Inside the bag portion 14, a storage item 22 such as an instruction manual is stored. In this example, the stored item 22 is stored so that it can be freely taken out from the opening 1' 4 d after the bag portion 14 is attached to an article (not shown).

Examples of the stored items 22 include instruction manuals, warranty cards, labels, labels, slips, etc., but any flexible sheet-like items may be used. In this manner, in this example, the stored item 22 is stored in the bag portion 14, so preferably a transparent (or translucent) material is used for at least the upper base material 18. however,
This does not need to be transparent, and may be made of a material or an opaque material on which an indication such as "warranty card included" or "instruction manual included" is already printed on its surface using a known method.

The upper base material 16 and the upper base material 1B are each made by laminating or coating the surface of a heat-insoluble material such as paper, a polyethylene terephthalate sheet, or a cellophane sheet with a heat-meltable material such as polypropylene or polyethylene. It may be. In other words, it is sufficient that these base materials 16 and 18 have heat-meltable portions formed at least on the surfaces of the sides in contact with each other.

Furthermore, although the sealing parts 14a to 14c are formed by welding the upper base material 6 and the upper base material 18, they may be formed by bonding them with an adhesive such as a pressure-sensitive adhesive. in this case,
The upper base material 16 and the upper base material 18 may be made of a heat-insoluble material. Further, the bag portion 14 may be formed into a sealed shape by sealing all four side edges of the rectangle.

FIG. 3 is a schematic front view showing an example of an apparatus for manufacturing a laminate used in an embodiment of the present invention.

This laminate 30 is made of an adhesive 1i2ob to be a pasting adhesive N20 and an upper base material 1 on a strip-shaped release mount 12.
6 polypropylene sheets 16a are sequentially laminated in that order.

The apparatus 100 includes a holding roller 102 for holding the strip-shaped release mount 12 in a roll shape. The peeling paper 12 held by the holding roller 102 is unwound at one end and guided to the printing/coating device 104 .

The printing and coating device 104 is for printing and coating an adhesive 20a such as a pressure-sensitive adhesive on the surface of the release mount 12, and includes two rollers 104a and 104b.
including. The lower part of the roller 104a is immersed in the adhesive 20a stored in the pan 104C. Therefore, by rotating the rollers 104a and 104b, the adhesive 2 is applied to the surface of the release liner 12 guided between them.
0a is printed and applied.

Then, the release mount 12 printed with the adhesive 20a is guided to a dryer 106 including, for example, a heater. In the dryer 106, the adhesive 2 printed and applied on the release mount 12 is removed.
0a is dried and formed as adhesive layer 20b. The release mount 12 on which the adhesive layer 20b is formed in this way is
It is guided to a laminating device 108.

On the other hand, a belt-shaped polypropylene sheet 16a, for example, which is to become the upper base material 16, is held in the form of a roll by another holding roller 110. Then, one end of the polypropylene sheet 16a is unwound and guided to the laminating device 108.

The laminating device 108 includes two rollers 108a and 108.
The laminate of the release mount 12 and the adhesive layer 20b and the polypropylene sheet 16a are guided between these rollers 108a and 108b so that the polypropylene sheet 16a is laminated on the adhesive layer 20b. By rotating these rollers 108a and 108b, a laminate such as the adhesive layer 20b and the polypropylene sheet 16a are laminated to form a laminate 30.

The formed laminate 30 is wound into a roll shape and held by a take-up reroller 120.

FIG. 4 is a schematic front view showing an embodiment of the present invention.

Device 130 includes retaining rollers 132. Holding roller 13
For example, a laminate 30 made as described above is held in a roll shape in 2. And the laminate 30 is
One end is unwound and guided to the storage supply device 134.

The storage supply device 134 is provided with a holding section 134a provided above the stacked body 30 on the transfer path of the stacked body 30.
including. The holding portion 134a is for holding a plurality of stored items 22, such as instruction manuals, and placing the stored items 22 on the stacked body 30 from there. This holding part 134
The stored items 22 held at a are supplied onto the stacked body 30 at regular intervals, while the stacked body 30 is fed at a constant speed in its longitudinal direction. Therefore, the stored items 22 are placed on the stacked body 30 at predetermined intervals. The stacked body 30 on which the stored items 22 are placed in this way is stored in the stacking device 136.
guided by.

The laminating device 136 deposits, for example, a polypropylene sheet 18 on the laminated body 30 and the stored item 22 to become the upper base material 18.
It is for laminating polypropylene sheets 18a, and includes a holding roller 136a formed on the transport path of the laminate 30 and for holding the polypropylene sheet 18a in a roll shape. One end of the polypropylene sheet 18a held in a roll is unwound and guided between rollers 136b and 136C. At this time, these rollers 136b and 1
Between 36C and 36C, a laminate 30 with stored items 22 placed thereon is guided, and therefore these rollers 13
Between 6b and 136C, the laminate 30 and the polypropylene sheet 18a are stacked with the stored item 22 in between. The thus laminated laminates, such as the laminate 30 and the polypropylene sheet 188, are guided to the welder 138.

Welder 138 includes a heater (not shown) and includes two elongated plates 138a and 138c, each disposed substantially parallel and perpendicular to the laminate transport path.

The interval between these plates 138a and 138c is set to be slightly wider than the width of the stored items 22 in the transport direction. Furthermore, downstream of these plates 138a and 138c in the transport direction, there is a sealing part 1 of the bag part 14 shown in FIG.
An elongated plate 138b is formed along the transfer path at the side end corresponding to 4b.

These plates 138a, 138b and 138C receive heat from a heater (not shown) to weld the polypropylene sheets 16a and 18a and seal the sealing parts 14a, 14.
b and 14c.

That is, first, the plates 1° 38a and 138c form the sealing portions 14a and 14c of the bag portion 14, and then the plates 138b form the sealing portion 14b.

In this way, the polypropylene sheets 16a and 18a are formed as a bag portion 14 having sealing portions 14a to 14C welded at three side edges along the outer periphery of the stored item 22. That is, at this point, each bag 14 in which the stored item 22 is stored is formed.

Note that the welding machine 138 is a separate welding machine for welding the opening 14d of the bag 14 shown in FIG. The plate may be formed separately at the side end opposite to the plate 138b.

Further, the plate of the welding machine 138 may be replaced with an L-shaped plate for forming a sealing portion in the width direction of the polypropylene sheets 16a and 18a and one side edge along the transport direction of the sheets. . In this case, the L-shaped plates form adjacent L-shaped sealing portions continuously in the transport direction of the polypropylene sheets 16a and 18a. Then, a cut is made approximately at the center of the sealing part in the width direction, and the part on the downstream side in the transport direction becomes the sealing part 14a of the bag part 14, and the part on the upstream side becomes the sealing part 14C. The sealing portion along the line may be used as the sealing portion 14b of the bag portion 14.

Further, the plate has sealing parts 14a, 14b and 14C.
It may be formed into a U-shape in order to form the outer periphery of the stored item 22 at once, or it may be formed into a mouth-shape in order to seal the four side edges along the outer periphery of the stored item 22 at once.

The laminate with the bag portion 14 formed thereon is guided to a die cutting machine 140. The die cutter 140 includes a flat so-called die cutter (not shown) having a blade shape (not shown) corresponding to the outer peripheral edge of the bag portion 14 shown in FIG. Then, using this die cutter (not shown), the polypropylene sheet 16 is
A and 18a and adhesive 20a are scored.

Note that the cutting machine 140 may be a roll with a blade, so-called a guiroll.

Scored polypropylene sheets 16a and 1
82, etc., - Unnecessary parts such as polypropylene sheets 16a and 18a are wound up into a roll by a take-up roller 144, and the adhesive bag body 10 (necessary part) is taken up into a roll by a take-up reroller 146. and is separated into an unnecessary portion and the adhesive bag body 10 (necessary portion) by separator rollers 142a and 142b.

Note that, instead of the cutter 140 and the take-up reroller 144, a score forming machine may be used to separate each bag portion 14. The scorer includes a cutting blade that scores the polypropylene sheets 16a and 18a between the bags 14 of the laminate to separate each bag 14.

In this embodiment, the stored items 22 are placed on the polypropylene sheet 16a, the polypropylene sheet 18a is laminated thereon, and then the bag portion 14 is formed, and the stored items 22 are stored in the bag portion 14. However, it is also possible to first form the bag portion 14 and then automatically store the stored items 22 into the completed bag portion 14 using, for example, an automatic insertion machine.

FIG. 5 is a cross-sectional view showing an example of another adhesive bag that provides the background of the present invention. The adhesive bag body 10 of this example differs from the examples shown in FIGS. 1 and 2 particularly in that an adhesive layer 24 is formed. The adhesive layer 24 connects the stored item 22 and the upper base material 18.
The stored items 22 are formed between the upper base material 1 and the upper base material 1.
8. In this way, the stored items 22 will not be undesirably pulled out of the bag portion 14.

Note that the adhesive layer 24 may be formed between the stored item 22 and the upper base material 16 to adhere the stored item 22 to the upper base material 16. In addition, the adhesive layer 24 is attached to the stored item 22 and the upper base material 1.
8 and between the stored item 22 and the upper base material 16, and the stored item 22 may be attached to the upper base material 18 and the upper base material 16.

FIG. 6 is a schematic front view showing another embodiment of the invention. This device 130 differs from the embodiment shown in FIG. 3 in particular in that an adhesive layer forming device 150 is provided.

The adhesive layer forming device 150 is formed between the storage material supplying device 134 and the laminating device 136 on the transfer path of the release mount 12 . This adhesive forming device 150 includes a laminate 30
This is for laminating, for example, a hot-melt adhesive sheet 24a on the upper stored item 22, and a holding roller 150a formed on the transfer path and for holding the adhesive sheet 1-24a in a roll shape is provided. include. This true-melt adhesive sheet 24a is sticky at room temperature, can be rolled into a roll without any problem, and becomes sticky when heated. One end of the adhesive sheet 24a held in a roll is unwound and guided between rollers 150b and 150c. Further, a stacked body 30 on which the stored items 22 are placed is guided between these rollers 150b and 150c. In this way, the adhesive sheet 24a is laminated on the stored item 22.

Then, this laminate is laminated with a polypropylene sheet 1aa thereon by a laminate device 136, and further guided to a welding machine 138.

The welding machine 138 of this embodiment specifically includes a plate 138a.
and a middle portion of the plate 138c. In this welding machine 138, the sealing portions 14a and 14C are first formed using the plates 138a and 138c, and at the same time, the adhesive sheet 24a is melted using the plate 138e to form the adhesive layer 24. With this adhesive 824, the stored item 22 is adhered to the polypropylene sheet 18a. Next, sealing portion 14b is formed with play 1-138b, and polypropylene sheets 16a and 18a are formed as bag portion 14.

Note that in order to form the adhesive layer 24 between the stored item 22 and the upper base material 16, the adhesive layer forming device 150 may be provided upstream of the transfer path of the stored item supply device 134. In addition, in order to form the adhesive 824 between the stored item 22 and the upper base material 18 and the upper base material 16, another adhesive layer forming device is installed on the upstream side of the transfer path of the stored item supply device 134. It may be provided separately.

FIG. 7 is a sectional view showing an example of still another adhesive bag body, which is the background of the present invention. The adhesive bag 10 of this example is different from the example shown in FIG. 5 in that the stored item 22 is a slip made of two stacked sheets.

If one leaf 22a is left in the bag 14, for example, for delivery, and the other leaf 22b is taken out from the bag 14, stamped by the recipient, and taken home by the delivery person, for example, the leaf 22a for delivery is The receiving leaf piece 22b is attached to the upper base material 18 by the adhesive N24 and is not undesirably removed from the bag part 14, and the receiving leaf piece 22b is not adhered to anything else and can be removed from the bag part 14 as needed. It can be extracted. The adhesive bag body 10 of this example is constructed using an apparatus 130 of the embodiment shown in FIG.
Accordingly, the article can be manufactured by supplying the article 22 composed of the two leaf pieces 22a and 22b onto the polypropylene sheet 16a using the article supplying device 134.

Note that the stored item 22 may be composed of three or more leaf pieces.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing an example of an adhesive bag which is the background of the present invention. FIG. 2 is a sectional view taken along line TI-U in FIG. FIG. 3 is a schematic front view showing an example of an apparatus for manufacturing a laminate used in an embodiment of the present invention. FIG. 4 is a schematic front view showing an embodiment of the present invention. FIG. 5 is a cross-sectional view showing an example of another adhesive bag that provides the background of the present invention. FIG. 6 is a schematic front view showing another embodiment of the invention. FIG. 7 shows still another bonded zero body ψ−, which is the background of this invention.
It is a sectional view showing an example. In the figure, 10 is the adhesive bag body, 2 is the release mount, 14 is the bag portion, 16 is the upper base material, 18 is the upper base material, 2° is the adhesive layer, 22 is the stored item, and 24 is the adhesive agent layer, 102 is a holding roller, 104 is a printing coating device, 1.06 is a dryer, 108
11'0 is a laminating device, 11'0 is a holding roller, 120 is a winding roller, 132 is a holding roller, 134 is a storage supply device,
136 is a laminating device, 138 is a welding machine, 140 is a cutting machine,
142a and 142b are separator rollers, 144 is a take-up roller, 146 is a take-up roller, and 15o is an adhesive layer forming device. Patent applicant Omatsu Chemical Industry Co., Ltd. Agent Patent attorney Oka 1) Kei Zen (and 1 other person) Figure 1

Claims (1)

[Scope of Claims] 1. A step of supplying a strip-shaped release mount in its longitudinal direction; a step of forming an adhesive to become a sticking adhesive layer on the supplied release mount; a step of forming a strip-shaped first base material to become a lower base material; a step of laminating a strip-shaped second base material to become an upper base material on the first base material; adhering the first base material and the second base material to form a bag portion with the base material and the second base material spaced apart from each other by a predetermined distance in the longitudinal direction of the release mount;
and a method for producing an adhesive bag body, comprising a step for separating each of the bag parts, and forming the bag parts continuously in the longitudinal direction on the peelable mount. 2. Each of the first base material and the second base material is made of a heat-meltable material at least at a portion where the first base material and the second base material are in contact with each other, and the first base material 2. The method of manufacturing an adhesive bag according to claim 1, wherein the step of adhering the material and the second base material includes a step of melting the heat-meltable material. 3. The step of forming the first base material includes the step of supplying either a base material in which a heat-insoluble material is coated with a heat-fusible material or a heat-fusible base material, and The method according to claim 2, wherein the step of forming the base material includes a step of supplying either a base material in which a heat-insoluble material is coated with a heat-meltable material or a heat-meltable base material. A method for manufacturing an adhesive bag body. 4. The separating step includes a step of cutting the first base material and the second base material into the outline of the bag portion, and a step of cutting the first base material and the second base material after the die cutting. 4. A method for manufacturing an adhesive bag according to any one of claims 1 to 3, comprising a step of removing unnecessary portions of the base material. 5. Claims 1 to 3, wherein the means for separating includes a step of forming a cut in the first base material and the second base material between the adjacent bag parts. A method for producing an adhesive bag according to any one of the above. 6. Any one of claims 1 to 5, comprising a step for placing at least one layer of sheet-like stored items at predetermined intervals in the longitudinal direction of the first base material. The method for manufacturing the adhesive bag body described in . 7. The method for manufacturing an adhesive bag according to any one of claims 1 to 5, comprising a step for storing at least one layer of sheet-like stored items in the bag portion. .