KR960012813B1 - Paper bag of a vacuum cleaner and its manufacturing method - Google Patents

Abstract

The cleaner forms a dust collecting bag on a side of a dust collection chamber, deviated from a suction hole to improve a suction efficiency, and shortens folding steps to improve a productivity. The manufacturing method comprises the steps of forming a pair of 1st edges(30a,30b) by folding an upper and a lower end of a paper(10) toward an opening(12); applying an adhesive agent(34) on the surface of the folded ends of the paper(10) and forming a pair of seams(17a,17b) in the center of the opening(12) by folding the paper symmetically in the center of a vertical center line(P1) and forming a folded edge(20); forming a 2nd edge(39) by folding an opening edge(37) toward the opening(12); forming a dust collection space(S) within the paper by attaching the folded edge(37) to a front face of the opening(12).

Description

Dust bag of vacuum cleaner and manufacturing method thereof

1 is an internal structure diagram of a general vacuum cleaner.

2 is a structural diagram showing a dust bag of a vacuum cleaner according to the prior art.

Fig. 3) Fig. 3) Fig. 3) Fig. 3) Fig. 3) Fig. 3) Fig. 3) Fig. 3) Figs.

Figure 4 is a block diagram illustrating in sequence the steps for producing a dust bag of a vacuum cleaner according to the prior art.

5 is a structural diagram showing a dust bag of a vacuum cleaner according to the present invention.

Fig. 6) Fig. 6) Fig. 6 is an explanatory view showing each step of manufacturing the dust bag of the vacuum cleaner according to the present invention in order.

7 is a block diagram describing in sequence the steps for producing a dust bag of a vacuum cleaner according to the present invention.

* Explanation of symbols for main parts of the drawings

10: paper member 12: opening

15: reinforcing plate 17a, 17b: seam

20: folded corner 30a, 30b: first corner

34: adhesive 37: open corner

45: folded seam 100: vacuum cleaner

112: dust collecting chamber 125: dust bag

P1: Vertical center line S: Dust collection space

The present invention relates to a dust bag that is located in the dust collecting chamber of the vacuum cleaner to filter dust and foreign matter, and more particularly, to improve the suction efficiency of the vacuum cleaner by deviating from the motor inlet by forming an adhesive surface on the side. The present invention relates to a dust bag of a vacuum cleaner and a method of manufacturing the same, which significantly shorten the folding step and greatly improve the work productivity.

In general, the vacuum cleaner is configured to inhale various foreign substances such as dust in the fresh water area with a strong suction force and to collect the dust bag formed in the inside of the main body for cleaning, and the dirty air sucked by the action of the vacuum cleaner is It is sucked together with the foreign matter in the cleaning area, and the foreign matter is collected in the dust bag, and the clean air passes through the dust bag and is discharged through the vent opening.

1 illustrates an internal structure of the vacuum cleaner, and the vacuum cleaner 100 has a dust collecting chamber 112 formed inside the main body 110 and a suction port 115 at one side of the dust collecting chamber 12. Is provided is connected to the air intake pipe 117, the motor inlet 119 is formed on the other side is in communication with the drive chamber 122 incorporating the motor 120. The dust bag 125 is accommodated in such a dust collecting chamber 112, the dust bag 125 is formed in the suction port 115 of the dust collecting chamber 112 by forming an opening 127a on one side, the rest The body 127b is located in the dust collecting chamber 112, and dust and foreign matters 130 collected by the vacuum cleaner 100 are inlet 115, dust bag 125, motor inlet 119, and driving chamber ( 122) → If it flows in with the air flowing outside, it will be filtered.

However, the conventional dust bag 125 as described above has an opening 142 formed in the center of the flat paper member 140, as shown in Figs. One side of the opening 142 is manufactured through several steps as follows in a state in which a reinforcing plate 145 made of hard cardboard having a through hole formed at its center is attached thereto. That is, the paper member 140 is placed upside down so that the reinforcing plate 145 is located at the bottom, and then a pair of paper members 140a and 140b located at both sides of the opening 142 are folded toward the opening 142, respectively. Forming a first corner 147 of the second and folding the paper members 140a and 140b to the opposite side to form a pair of second corners 148 (210), and After folding the paper members 140a and 140b toward the opening 142 to form a pair of third corners 149, the front ends 140a 'of the overlapped paper members 140a and 140b are formed. 140b 'is overlapped to apply an adhesive and integrally attach to form a seam 150 on the opposite side of the opening 142 (see also FIG. 3B). In addition, in this state, the open upper and lower edges 152a and 152b of the paper member 140 are folded to face each other to face the seam 150 to form a pair of fourth corners 154 (240). The upper and lower edges 152a and 152b are further folded to form a pair of fifth edges 155, and the folded upper and lower edges 152a and 152b and the back surfaces of the dust bag are respectively applied as an adhesive. To form a pair of side-by-side folded joints 160a and 160b (see also FIG. 3D), thereby manufacturing the composite process, resulting in reduced productivity and cost of manufacturing. It was to cause an increase.

In addition, since the conventional dust bag 125 is mounted in the current collecting chamber 112 of the vacuum cleaner 100 because the joint 150 part is formed on the opposite side of the opening 142, the joint 150 part. Since the front end portions 140a 'and 140b' of both paper members 140a and 140b are overlapped and attached as adhesives, the air permeability is greatly reduced, and thus the motor intake port 119 is located. The air flowing into) was caused to lower the dust collection efficiency by blocking the flow posteriorly.

The present invention has been made in order to solve the above-mentioned conventional problems, when installed inside the collecting chamber does not interfere with the flow of air to the motor intake port by dust bag that can greatly improve the dust collection efficiency of the vacuum cleaner The purpose is to provide.

In addition, an object of the present invention is to provide a manufacturing method of a dust bag capable of producing a competitive dust bag by significantly lowering the manufacturing cost as well as improving work productivity through a simple manufacturing process.

In order to achieve the above object, the present invention, in the dust bag that is located in the vacuum chamber of the vacuum cleaner to filter the dust and foreign matter, the joint is formed on both sides in parallel with the opening, the one end of the joint By forming a folded corner, the other end by overlapping to form a folded seam by providing a dust bag of the vacuum cleaner, characterized in that configured to form a dust collecting space therein.

In addition, the present invention, in the manufacturing method of the dust bag which is located in the collecting chamber of the vacuum cleaner to filter the dust and foreign matter, an opening is formed on one side, the upper and lower paper members attached to the reinforcement plate adjacent to the opening Folding an end portion toward the opening side to form a pair of first edges; Adhesive is applied to the entire upper and lower ends of the folded paper member, and the paper member is folded symmetrically with respect to the vertical center line to form a pair of seams parallel to the upper and lower sides of the opening. Forming; Folding an open edge formed at an opposite side of the folded edge toward the opening to form a second corner; And forming a dust collecting space inside the paper member by further folding the folded open corner to form a third corner. By providing a dust bag manufacturing method of the vacuum cleaner comprising a.

Hereinafter, the present invention will be described in more detail with reference to the drawings.

5 shows a dust bag 1 according to the invention. The dust bag 1 has an opening 12 formed at the center of one side of the paper member 10 constituting the body, and a through hole 15a communicating with the opening 12 at the side of the opening 12. A reinforcing plate 15 made of corrugated cardboard formed at the center is attached, and a pair of joints 17a and 17b are formed in parallel on the upper and lower sides of the opening 12. In addition, folded corners 20 are formed to connect one end 17a 'and 17b' in a state perpendicular to the joints 17a and 17b, respectively, which are formed by folding the paper member 10. In addition, a folded joint 45 is formed on the opposite side of the folded edge 20 and connects the other end portions 17a and 17b in a state perpendicular to the joints 17a and 17b, respectively. In the inside of the dust collecting space (S) is formed. The folded seam 45 has a structure in which the paper member 10 is folded twice and attached to the front surface of the paper member 10 in which the opening 12 is formed in FIG. 5, but it is attached to the rear side of the opening 12. It may be formed. Therefore, according to the dust bag of the present invention as described above, a plurality of portions of the joints 17a, 17b, 45 to which the adhesive is applied are formed so as to be parallel to the upper and lower sides, and are positioned at one side, so that the opening 12 It is not formed in the back side of the).

When the vacuum cleaner 100 is mounted inside the dust collecting chamber 112, the dust collecting efficiency of the vacuum cleaner may be greatly improved because the joint is not positioned across the motor inlet 119 and thus does not disturb the flow of air. It is.

On the other hand, the manufacturing method of the dust bag according to the present invention is made through the following steps.

That is, as shown in FIGS. 6 and 7, the reinforcing plate 15 is positioned below the paper member 10 having the opening 12 formed at one center thereof and the reinforcing plate 15 attached thereto. Flatly positioned so as to form a pair of first edges 30a and 30b by folding the upper and lower ends 10a and 10b to the opening 12 toward a predetermined depth with respect to the opening 12. (See also b) of FIG. 6). Then, an adhesive 34 is applied to the upper and lower ends 10a and 10b of the folded paper member 10 and symmetrically folded based on the longitudinal center line P1 of the paper member 10. By overlapping the lower end portions 10a and 10b with each other, a plurality of joints 17a and 17b parallel to the top and bottom of the opening 12 are formed, and one side of the joints 17a and 17b is formed. And forming a folded corner 20 on the paper member 10 that connects the ends 17a 'and 17b' (see also FIG. 6D). In addition, folding the open corner 37 formed on the opposite side of the folded edge 20 to the opening 12 side once to form a second corner 39 in parallel with the folded edge 20 (60), The folded open corner 37 is further folded to form a third corner 41 in parallel with the second corner 39, and an adhesive is applied to one side of the folded open edge 37 to form the front surface of the opening 12. Forming a folded seam 45 parallel to the folded edge 20 by attaching it to it (see also FIG. 6). Accordingly, the paper member 10 has a dust collecting space S therein by the upper and lower joints 17a and 17b around the opening 12 and the folded edges 20 and the folded joints 45. To form.

That is, according to the dust bag manufacturing method of the present invention as described above, the manufacturing speed is remarkably fast because the number of times of folding forming the seams and the edges is reduced by at least two times as compared with the prior art, the labor force is greatly reduced, thereby reducing the productivity Gain an improvement effect.

In addition, it is possible to achieve cost savings due to improved productivity, and by lowering the production price of the dust bag, it is possible to greatly strengthen the competitiveness of the finished product.

Claims (4)

In a dust bag positioned in a collecting chamber of a vacuum cleaner to filter dust and foreign matter, a pair of joints 17a and 17b are formed around the opening 12 and one side of the joints 17a and 17b. The end forms a folded edge 20, and the other end of the dust bag of the vacuum cleaner, characterized in that configured to form a dust collecting space (S) therein by forming a folded joint 45 is folded. The dust bag of the vacuum cleaner according to claim 1, wherein the joints (17a) (17b) are formed up and down parallel to the opening (12). In the manufacturing method of the dust bag which is located in the collecting chamber of the vacuum cleaner to filter dust and foreign matter, an opening 12 is formed on one side, the paper member attached to the reinforcing plate 15 adjacent to the opening 12 (50) forming a pair of first edges (30a) and (30b) by folding toward the upper and lower member opening portions (10) of (10); The adhesive 34 is applied to the entire upper and lower ends of the folded paper member 10, and the paper member 10 is folded symmetrically with respect to the vertical center line P1, so that the upper and lower sides are centered around the opening 12. Forming a pair of parallel seams (17a) (17b) and forming a folded edge (20) on one side (55); Folding (60) the open edge (37) formed on the opposite side of the folded edge (20) toward the opening (12) to form a second corner (39); And folding the folded open edge 37 to form a third corner 41, and applying the adhesive to the folded open corner 37 to attach the adhesive to the front surface of the opening 12 to form the folded joint 45. To form a dust collecting space (S) in the paper member (10) (65); Dust bag manufacturing method of the vacuum cleaner comprising a. The method of claim 3, wherein the folded edge (20) is formed parallel to the folded seam (45).