KR20080111808A

KR20080111808A - Packing bag and method for manufacturing the same

Info

Publication number: KR20080111808A
Application number: KR1020070060217A
Authority: KR
Inventors: 권영보
Original assignee: 권영보
Priority date: 2007-06-20
Filing date: 2007-06-20
Publication date: 2008-12-24

Abstract

The present invention relates to a packaging bag and a method of manufacturing the same that can be stored and carried and packaged various items therein.

The packaging bag includes a pair of handles disposed to face each other so as to be spaced apart to form an inlet portion; And a pair of reinforcing members joined together after being padded on the outside of the handles.

The packaging bag manufacturing method includes the steps of folding the fabric so that a pair of handles face each other at the inlet; Padding a reinforcing member to the outside of each handle; And joining both open ends of the fabric, both side ends of the pair of handles and the reinforcing members.

Description

Packing bag and method for manufacturing the same

1 is a perspective view showing the bottom of a packaging bag according to the present invention;

2 is a perspective view showing a handle portion of the packaging bag according to the present invention;

3 is a flowchart showing a packaging bag manufacturing method according to the present invention; And

4 is a schematic view showing in sequence the manufacturing method of the packaging bag of FIG.

Explanation of symbols on the main parts of the drawings

10: fabric 100: packaging bag

110: storage portion 120: handle portion

121: handle 123: reinforcing member

125: grip hole 130: bottom

141, 143, 145: junction line

Household goods such as detergents and bath products have been recently exhibited and sold in the form of a large number of specialty products in a single packaging bag. For example, shampoo, rinse, body cleanser, etc. are sealed and packaged in one plastic bag, or laundry detergent, fabric softener, and bleach are displayed and sold in a sealed form in one plastic bag.

The packaging bag used to package items of similar nature as above is generally made of synthetic resin such as vinyl, and is folded in half after long rectangular fabric is fused and bonded to both sides. The entrance side is made by drilling a long gripping hole in the horizontal direction so that the user can use it as a handle.

In order to seal and package the article using the packaging bag manufactured as described above, the article is inserted through the open inlet side, and then the open portion is fused and joined.

As described above, the upper part of the packaging bag sealingly packing various products has a handle provided with the gripping hole, so that the user can easily carry it around.

However, the packaging bag of such a general structure is a weak handle because there is a problem that the handle is easily broken when the packaged goods are heavy or carry around for a long time.

In addition, the packaging bag of the general structure, since the fabric is simply folded in half and then fused on both sides, so that the bottom portion is not formed separately, thus there is a problem that the appearance of the packaging bag after packing the article is not good. In addition, there is a problem that it is not easy to pack a thick and thick article.

The present invention has been made to solve the above problems, and an object thereof is to provide a packaging bag having a high strength of the handle and a method of manufacturing the same.

Another object of the present invention is to provide a packaging bag having a bottom portion of a predetermined area and a method of manufacturing the same.

In one aspect of the present invention for achieving the above object, a pair of handles disposed to face each other so as to open to each other to form an inlet; And it provides a packaging bag comprising a pair of reinforcing members joined after being padded on the outside of each handle.

The upper end of the reinforcing member is disposed higher than the upper end of the handle, the upper end of the pair of reinforcing members may be bonded to each other when sealing the inlet portion.

The packaging bag may be joined to an upper end of an adjacent reinforcing member so that the upper end of at least one of the pair of handles may open well.

The packaging bag may be formed on the opposite side of the inlet, and further includes a bottom portion which is folded on both sides thereof after the central portion is folded inwardly.

On the other hand, in another aspect of the present invention for achieving the above object, a step of folding the fabric so that a pair of handles face each other at the inlet; Padding a reinforcing member to the outside of each handle; And it provides a packaging bag manufacturing method comprising the step of joining the open both sides of the fabric, both side ends of the pair of handles and reinforcing members.

The method for manufacturing a packaging bag includes: placing an upper end of the reinforcing member higher than an upper end of the handle; And bonding the upper ends of the pair of reinforcing members to each other when the inlet is sealed.

The packaging bag manufacturing method may further comprise bonding the upper end of at least one of the pair of handles to the upper end of the adjacent reinforcing member so that the inlet part can be well opened.

The method for manufacturing the packaging bag may further include a step of folding the center of the folded portion of the fabric inwards before folding the fabric and bonding both sides thereof.

DETAILED DESCRIPTION Hereinafter, embodiments of the present invention in which the above object can be specifically realized are described with reference to the accompanying drawings. In describing the embodiments, the same names and symbols are used for the same components, and additional description thereof will be omitted below.

As shown in FIGS. 1 and 2, the handle 120 of the packaging bag 100 according to the present invention is reinforced by the reinforcing member 123. More specifically, as shown in FIG. 2, the handle portion 120 configured to be opened to form an inlet portion of the packaging bag 100 has a handle 121 connected to an accommodating portion 110 for storing an object therein. And a reinforcing member 123 attached to the handle 121 and then joined.

The handle 121 is provided with a pair, arranged to face each other so as to be open to form an inlet portion of the packaging bag 100. The handle 121 may be integrally formed with the accommodating part 110.

The reinforcing member 123 is provided with a pair, and each pad is attached to the outside of the pair of handles 121 and then bonded to each handle 121. The reinforcing member 123 may be made of the same material as the handle 121.

As shown in FIG. 2, the reinforcing member 123 is joined to both ends of the handle 121 by heat fusion or ultrasonic fusion. In addition, the lower end of the reinforcing member 123 may also be bonded to the lower end of the handle 121. For reference, reference numerals 141 and 143 in FIG. 2 are junction lines.

When the upper end of the reinforcing member 123 and the handle 121 is not bonded, the upper end of the handle portion 120 is made of four layers, so that the operator opens the inlet to put the goods in the packaging bag 100 Is difficult. Thus, the upper end of at least one of the pair of handles 121 is joined to the upper end of the adjacent reinforcing member 123 so that the worker can easily open the inlet.

If the upper ends of the handle 121 and the reinforcing member 123 disposed adjacent to each other, the upper end of the handle 120 is made of two layers. In this case, therefore, it is very easy for the worker to open the inlet. In this case, however, the joining points increase.

Unlike the above, when only one upper end of the adjacent handle 121 and the reinforcing member 123 is bonded, the upper end of the handle portion 120 is triple. That is, the handle 121 and the reinforcing member 123 bonded to each other form one layer, and the other handle 121 and the reinforcing member 123, which are not bonded, form two layers.

In this case, one hand grasps the bonded handle 121 and the reinforcing member 123 and the other hand holds the other handle 121 and the reinforcement member 123 that are not joined, and then opens them to open the packing bag 100. ) Is opened. Therefore, in this case, not only the handle part 120 which comprises an inlet part is easy to open, but also a joining part is reduced and production cost can be reduced.

The handle part 120 constituting the inlet part is bonded to seal the packing bag 100 after storing an object in the accommodating part 110. At this time, in the case of joining all four ply constituting the handle portion 120, not only need to consume a lot of energy for the bonding may not be made properly. Therefore, it is good to seal the packaging bag 100 by bonding a small number of plies.

To this end, the upper end of the reinforcing member 123 in the packaging bag 100 according to the present invention may be disposed higher than the upper end of the handle 121 as shown in FIG. Then, when the handle 120 is brought into close contact with the handle 120, only the pair of reinforcing members 123 overlap each other at the upper end of the handle 120. Accordingly, when the upper ends of the overlapped reinforcing members 123 are bonded, the packaging bag 100 may be effectively sealed by only joining two layers.

In addition, when the upper end of the reinforcing member 123 is disposed higher than the upper end of the handle 121, as shown in Figure 2, the operator can easily hold the upper end of the reinforcing member 123 packaging bag 100 It is easy to open the entrance part of).

On the other hand, unlike the above, although not shown, the upper end of the handle 121 is disposed higher than the upper end of the reinforcing member 123, the upper end of the handle 121 may be configured to be bonded to each other.

A grip hole 125 penetrating the handle 121 and the reinforcing member 123 may be formed in the handle part 120. The gripping hole 125 is formed to be narrow and long along the width direction of the handle part 120.

A user may put a finger on the gripping hole 125 where the gripping hole 125 is formed, grasp the handle part 120, and lift and carry the packaging bag 100. At this time, the handle portion 120 is increased in strength by the reinforcing member 123 padded on the handle 121. Therefore, according to the present invention, it is possible to effectively prevent the handle portion 120 from being damaged when the packaging bag 100 is transported.

Under the handle 121 is provided with an accommodating portion 110 for storing an object therein, both sides of the accommodating portion 110 is closed by a bonding line 141 formed by heat or ultrasonic welding. .

A bottom portion 130 having a predetermined area may be provided at a lower end of the accommodating portion 110. The bottom portion 130 is formed by folding the bottom center portion of the accommodating portion 110 inwardly, and then joining both sides thereof. With this structure, as shown in FIGS. 1 and 2, the bottom portion 130 can be opened and opened, whereby the worker can easily store the object in the accommodating part 110 and also store the object. The appearance of the packaged packaging bag 100 is also improved.

Meanwhile, FIG. 3 and FIG. 4 show a method of manufacturing the packaging bag 100 according to the present invention having the above structure in detail. Hereinafter, a manufacturing method of the packaging bag according to the present invention will be described with reference to these drawings. .

The packaging bag 100 according to the present invention is manufactured using, for example, a fabric 10 made of a rectangular synthetic resin material. In order to manufacture the packaging bag 100, first, the fabric 10 is folded in half as shown in FIGS. 3 and 4 (S 110). Both ends of the fabric 10 in the longitudinal direction form a pair of handles 121. When the fabric 10 is folded in half as shown in FIG. 4, the pair of handles 121 face each other. Arranged to form the inlet of the packaging bag 100.

In addition, when the bottom portion 130 is widely formed, the folded portion of the fabric 10, that is, the center of the bottom portion 130 is folded inward to face the handle 121 as shown in FIG. 4. (S 120).

Then, as shown in FIGS. 3 and 4, the pair of reinforcing members 123 is padded on the outside of the handle 121 to the handle 121 (S 130). At this time, the upper end of the reinforcing member 123 is disposed slightly above the upper end of the handle 121 as shown in FIG.

In the state in which the reinforcing member 123 is padded on the handle 121, as shown in FIG. 4, open sides of the fabric 10 from the bottom part 130 to the handle part 120. Fusion by fusion (S 140). Then, a bonding line 141 is formed on both sides of the packaging bag 100, whereby both of the folded side of the bottom portion 130 and both of the handle portion 120 are joined, and the storage portion 110. ) Are all sealed except for the handle portion 120 forming the inlet.

The handle 121 and the reinforcing member 123 are fusion-bonded to each other at the same time before or after the bonding line 141 is formed (S 150). As a result, the joining line 143 is formed so that the lower end of the handle 121 and the reinforcing member 123 are stably bonded to each other. And, if necessary, as described above, the upper end of at least one of the pair of handles 121 are joined to the upper end of the adjacent reinforcing member 123 so that the inlet part may be well opened.

Next, as illustrated in FIGS. 3 and 4, the grip part 120 is drilled to form the upper extremity grip hole 125 in the handle part 120 (S 160). When the gripping hole 125 is drilled, the packaging bag 100 may be in an intact form, in which an object may be stored in the accommodating part 110 and transported using the handle part 120.

When the object needs to seal the packing bag 100 stored in the accommodating part 110, as shown in FIGS. 3 and 4 in the state in which the object is stored, the handle part 120 is brought into close contact with each other. The upper ends of the pair of reinforcing members 123 are bonded to each other (S 170). As a result, as shown in FIG. 4, a bonding line 145 is formed to completely seal the packaging bag 100.

After the packaging bag 100 is sealed, it is moved to a sales place for display and sale.

Although some embodiments have been described above by way of example, it is apparent to those skilled in the art that the present invention may be embodied in many other forms without departing from its spirit and scope.

Accordingly, the above-described embodiments should be considered as illustrative and not restrictive, and all embodiments within the scope of the appended claims and their equivalents are included within the scope of the present invention.

As described above, according to the present invention, since the reinforcing member is padded on the handle of the packaging bag, the strength of the handle portion is increased, thereby preventing damage.

According to the present invention, since the bottom portion of the packaging bag is formed to have a predetermined area, there is an effect of improving the appearance of the packaging bag in which the article is packaged.

According to the invention also the upper end of the reinforcing member of the handle portion is disposed slightly higher, the upper end of the reinforcing member is bonded to each other to seal the packaging bag. Therefore, according to the present invention, only two layers of the various layers of the reinforced handle portion can be bonded to seal the packaging bag, thereby having the effect of sealing the packaging bag with less energy.

In addition, the present invention can achieve the effect of improving the productivity of the product can be worked by a manual packaging process during the packaging of the article.

Claims

A pair of handles 121 disposed to face each other so as to be spaced apart to form an inlet portion; And

A packaging bag comprising a pair of reinforcing members 123 padded on the outside of each handle 121 and then joined.

The method of claim 1,

The upper end of the reinforcing member 123 is disposed higher than the upper end of the handle 121, characterized in that the upper end of the pair of reinforcing member 123 is bonded to each other when sealing the inlet portion.

The method of claim 1,

Packaging bag, characterized in that the top of at least any one of the pair of handles 121 is bonded to the top of the adjacent reinforcing member (123) so that the inlet portion can open well.

The method of claim 1,

Located on the opposite side of the inlet, the packaging bag further comprises a bottom portion 130, both sides are joined after folded to enter the center portion.

Folding the fabric 10 such that the pair of handles 121 face each other at the inlet;

Adding a reinforcing member (123) to the outside of the handle (121); And

Bonding both sides of the open side of the fabric (10), the pair of handles 121 and the reinforcing member (123) comprising a step of manufacturing a packaging bag.

The method of claim 5, wherein

Disposing an upper end of the reinforcing member 123 higher than an upper end of the handle 121; And

And bonding the upper ends of the pair of reinforcing members to each other when sealing the inlet.

The method of claim 5, wherein

Bonding the upper end of at least any one of the pair of handles 121 to the upper end of the adjacent reinforcing member (123) so that the inlet can be opened well.

The method of claim 5, wherein

The method of manufacturing a packaging bag further comprises the step of folding the center of the folded portion of the fabric (10) inward, before folding the fabric (10) and bonding both sides thereof.