JP2002012203A - Bag making, filling and packing apparatus and package - Google Patents

Abstract

PROBLEM TO BE SOLVED: To manufacture two parallelly arranged three-side sealed packages at the same time from a web-like packing film, to obtain a two-row package whose four sides are not sealed but three sides are sealed in order to obtain the same content quantity, and to reduce the use amount of the packing film to enable cost reduction. SOLUTION: A bag making, filling and packing apparatus is equipped with a former 2 for delivering the web-like packing film wound in a roll form to mold the same into a cylindrical packing film 3, a longitudinal sealing means 7 for applying longitudinal seal to the region, wherein the respective end edges of the cylindrical packing film 3 molded by the former 2 are opposed to each other, of the cylindrical packing film 3, a lateral sealing means 8 for applying lateral seal to the cylindrical packing film 3 in such a state that the cylindrical packing film 3 is filled with a product, and a packing film feeder for feeding the packing film 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of forming a tubular packaging film from a web-like packaging film, filling the tubular packaging film with a product, and simultaneously packaging two rows in a three-side sealed state. The present invention relates to a bag making / filling / packaging apparatus for manufacturing a body, and a package formed from the bag making / filling / packaging apparatus and having a two-row three-side sealed state.

[0002]

2. Description of the Related Art A conventional bag making, filling and packaging machine comprises a former for forming a web-shaped packaging film fed from a packaging film roll into a cylindrical packaging film, and a polymerization of the cylindrical packaging film formed by the former. Vertical sealing means for applying a vertical seal to both end edges, a cylindrical packaging film provided with the vertical seal, and a packaging film feeding mechanism for feeding the packaging film, wherein the packaging film feeding mechanism is provided by the former An upstream-side feeding unit that sends the web-shaped packaging film before being formed into a cylindrical shape,
A downstream feeder for feeding the cylindrical packaging film formed into a cylindrical shape by the former, wherein the upstream feeder and the downstream feeder are driven by common driving means. Bag making, filling and packaging machine (Patent publication 2
000-72103).

[0003] Further, two web-like packaging films are superimposed on each other and both sides and the bottom are sealed, the product is filled into a three-side sealed packaging film, and finally the top is sealed.
Conventionally, a package in a sealed state has existed.

[0004]

However, in the above-mentioned prior art, a three-side sealed package is formed from one web-like packaging film in one column.
There is a disadvantage that the production speed per time for producing a three-sided seal package is slow.

When two kinds of products are to be filled and used together, for example, a package combining soy sauce and vinegar or a sauce and mustard is often required. There was nothing we could get at once. There was a problem.

[0006] Although there is a package in which a four-sided seal and a three-sided seal are juxtaposed, the content of the four-sided seal is inevitably small so that the same content as the three-sided seal is contained. In order to reduce the size, the size of the four-sided seal package must be increased, and there is a disadvantage that the film is wasted.

In view of such circumstances, the present invention forms a web-like packaging film into a tubular packaging film, and separates each edge of the tubular packaging film slightly apart from each other without superimposing the edges. Apply a vertical seal to form two columns,
In a state in which the product is filled in the inside of the two-row cylindrical packaging film formed by the two-row packaging film, the two-row cylindrical packaging film is horizontally sealed to form a two-row three-side sealed package. It is an object to obtain a bag making / filling / packaging apparatus and a package.

[0008]

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and employs the following technical means. According to the first aspect of the present invention, a former for feeding out a web-shaped packaging film wound in a roll shape and forming the same into a cylindrical packaging film, and a portion where each edge of the cylindrical packaging film formed by the former faces each other. Vertical sealing means for applying a vertical seal to the vertical packaging, and a horizontal seal for applying a horizontal sealing to the cylindrical packaging film in a state where the product is filled in the two cylindrical packaging films formed with the vertical sealing. Means and a technical means comprising a packaging film feeder for conveying the packaging film.

According to the second aspect of the present invention, the web-like packaging film is formed into a tubular packaging film by a former, and the portions where the respective edges of the tubular packaging film face each other are divided into two rows by vertical sealing rollers. Forming a tubular packaging film;
A technical means was adopted in which a horizontal seal was applied in a state in which the product was filled in the inside of the tubular packaging films in a row, and two three-side sealed packages were formed side by side.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention relates to a former for unwinding a web-shaped packaging film wound into a roll and forming the same into a cylindrical packaging film, and forming each end of the cylindrical packaging film formed by the former into two. A vertical sealing means for applying a vertical seal to the row, and in a state where the product is filled inside the cylindrical packaging film formed in the two columns provided with the vertical seal,
A bag making / filling / packaging apparatus comprising a horizontal sealing means for applying a horizontal seal to a cylindrical packaging film, and a packaging film feeding device for conveying the packaging film. Further, each of the packaging film feeding device includes an upstream feeding section for feeding a web-shaped packaging film before being formed into a cylindrical shape by the former, and a downstream feeding section for feeding a packaging film formed into a cylindrical shape by the former. A bag making / filling / packaging device provided with a feeding device separately, and a two-row three-side sealed package manufactured by the bag making / filling / packaging device.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a bag making / filling / packaging apparatus according to the present invention. FIG. 1 is an enlarged perspective view showing a main part of an embodiment of a bag making and filling and packing apparatus according to the present invention, and FIG. 2 is a three-side sealed two-row package manufactured by the bag making and filling and packing apparatus of the present invention. FIG. In FIG. 1, various rollers such as a wrapping film roll, a dancer roller, and a guide roller, and basic components of the bag making / filling / packaging apparatus are not shown because they are not different from the conventionally known bag making / filling / packaging apparatus. I have.

In the bag making, filling and packaging apparatus shown in FIG.
A packaging film roll (not shown) is rotatably supported by a roll bracket (not shown) attached to a machine frame (not shown) of the bag making / filling / packaging apparatus, and the packaging unreeled from the packaging film roll. After the film 1 is formed into a cylindrical packaging film 3 by the former 2 of the bag making and filling and packaging apparatus, it is formed into a bag, and the product is filled into the bag and packaged. The packaging film 1 unwound from the packaging film roll passes through several guide rollers (not shown), weight rollers (not shown), adjust rollers (not shown), and guide rollers 4 to form a bag-filling package. It is supplied to the former 2 of the device. As the weight roller,
For example, it is also possible to adopt a slack tension mechanism that includes a tension bar, a guide rod, and a guide pipe and applies tension to the packaging film 1 by the weight of the tension bar and the guide rod. Further, the lateral position of the guide roller 4 can be changed depending on the type of the former 2.

In the bag making / filling / packaging apparatus, a former 2 for forming the web-like packaging film 1 into a tubular packaging film 3, and both ends of the tubular packaging film 3 formed into a tubular shape by the former 2 are opposed to each other. The former 2 and the vertical sealer 7 are folded by the film folding outer guide 5 and the film folding inner guide 6 of the former 2 so that the inner wall of the cylindrical packaging film 3 can be vertically sealed in two rows in parallel by the vertical sealer 7. Are supported by a machine frame (not shown).

A vertical sealer 7 for applying two rows of vertical seals with both ends of the cylindrical packaging film 3 facing each other and a two-row vertical cylindrical packaging film 3 provided with the vertical seal are simultaneously provided on the machine frame. A horizontal sealer 8 for sealing the two rows and columns of the tubular packaging films 3 in the horizontal direction is provided.

The vertical sealer 7 may be a vertical seal roller or a vertical seal bar, and the horizontal sealer 8 may be a horizontal seal roller or a horizontal seal bar.

A product supplied from above the two rows of cylindrical packaging films 3 is fed from a filling nozzle 9 to a horizontal sealing roller 8.
By filling the inside of the bag 10 having the bottom portion formed therein and sealing the upper portion of the bag 10 again with the horizontal sealer 8, the package is manufactured while two bags are formed side by side at the same time.

The bag making / filling / packaging apparatus further includes a cutting device (not shown) for cutting the package in the horizontal direction, a chute (not shown) for receiving the double-row package, and a package transferred from the chute. A conveyor (not shown) for carrying out the body to the outside is provided. Further, a drive source, a transmission device, a control device, and the like (not shown) for driving the mechanisms of the above members are provided. A better device can be provided by driving each mechanism with a servomotor having good controllability with respect to the starting and stopping speeds.

A packaging film feeding mechanism (not shown) for unwinding the packaging film 1 from the packaging film roll and supplying it to the bag making / filling / packaging apparatus includes a web-like packaging film before being formed into a cylindrical shape by the former 2. 1 comprises an upstream-side feeder (not shown) for feeding 1 and a downstream-side feeder (not shown) for feeding a cylindrical packaging film 3 formed into a cylindrical shape by the former 2.

Here, the former 2 that forms bags in two rows will be described in more detail. FIG. 1 shows a two-column bag in which the packaging film 1 is folded into a tubular shape so that both edges are opposed to each other at the center in order to produce bags having the same width. It has an approximately rectangular cross section and 1
The film folding outer guide 5 having the cuts 11 comprises a plate-shaped film folding inner guide 6 whose corner portion which can be engaged with the film folding outer guide 5 has a circular arc shape. Is provided with a projecting piece 12 for guiding so as to be able to project from the cut 11 of the film folding outside guide 5.

The packaging film 1 is formed into a cylindrical packaging film 3 by bending both sides of the packaging film 1 with guides at the both ends by inserting them between the outer guide 5 and the inner guide 6 of the former 2 so that the two ends face each other. Then, the vertical sealer 7 vertically seals two rows. A product is filled into both of the vertically sealed two rows of cylindrical packaging films 3 by a filling nozzle 9.

Then, the cylindrical packaging film 3 filled with the product is moved to seal the upper portion of the cylindrical packaging film 3 filled with the product, and at the same time, the lower portion of the next cylindrical packaging film 3 is sealed. It is to be sealed horizontally.

It is to be noted that the three-side sealed package body filled and filled in the two rows and columns is cut off as necessary or the upper part of the tubular packaging film 3 filled with the product is sealed horizontally, and at the same time, By heat cutting, it is possible to manufacture two side-by-side packages.

Also, by shifting the position where the cut 11 of the film folding outer guide 5 of the former 2 is formed to the left or right, it is also possible to produce left and right packages having different widths.

Next, the package will be described with reference to FIG. In the package formed by the above-described bag-making and filling apparatus, the package shown in FIG. 2 has the same width of the left and right packages. It is needless to say that two kinds of packages having different widths can be formed by shifting the positions where the outside guides 5 and the cuts 11 are formed.

In the drawing, one packaging film 1 is bent by a former 2 to form a cylindrical packaging film 3.
The two ends of the cylindrical packaging film 3 are opposed to each other, and the vertical sealing portion 13 is provided on the immediate side, the horizontal sealing portion 14 is provided on the upper and lower ends, and the spout 15 is formed.
A horizontal seal portion 16 and a tear notch 17 are formed. Reference numeral 18 denotes a boundary between the left and right packages 19.

The package 19 in the three-side sealed state shown in FIG.
Is a package 19 having the same width, but two types of products, such as soy sauce and vinegar, sauce and mustard, can be put by changing the width of the right and left sides. Also, spout 1
5. A three-side sealed package formed by the vertical seal portion 13 and the upper and lower horizontal seal portions 14 is also possible as the two-row package 19 in a simple three-side sealed state without forming the tear notch 17 and the like.

[0027]

According to the present invention, as a result of employing the above configuration,
The following effects can be obtained. (1) It is the first to develop a bag-making filling and packaging apparatus for producing a web-like packaging film and simultaneously producing two side-by-side three-side sealed packages. (2) To obtain the same content, use 3
By obtaining a two-row package with two seals,
This has enabled cost reduction by reducing the amount of packaging film used. (3) Two types of products can be filled and packaged simultaneously in a three-side sealed packaging bag very easily. (4) Two types of three-side sealed packages having different widths can be obtained by adjusting the folded widths at both ends of the web-shaped packaging film, and a wide range of filled products can be selected. .

[Brief description of the drawings]

FIG. 1 is an enlarged perspective view showing a main part of a two-row bag making and filling apparatus of the present invention.

FIG. 2 is a schematic front view showing a two-row package in a three-side sealed state according to the present invention.

[Explanation of symbols]

1 ‥‥ Packaging film 2 ‥‥ Former 3 ‥‥ Cylindrical packaging film 4 ‥‥ Guide roller 5 ‥‥ Film folding outer guide 6 ‥‥ Film folding inner guide 7 ‥‥ Vertical sealer 8 ‥‥ Horizontal sealer 9 ‥‥ Filling nozzle 10 ‥‥ bag 11 ‥‥ cut 12 ‥‥ protrusion 13 ‥‥ vertical seal 14 ‥‥ horizontal seal 15 ‥‥ spout 16 ‥‥ second
Side seal 17 ‥‥ Notch 18 ‥‥ Boundary 19 ‥‥ Package

Claims (2)

[Claims] 1. A former for feeding a web-shaped packaging film wound into a roll and forming the same into a cylindrical packaging film, and a vertical seal at a position where each edge of the cylindrical packaging film formed by the former faces each other. Vertical sealing means for applying, horizontal sealing means for applying a horizontal seal to the cylindrical packaging film in a state where the product is filled inside the two cylindrical packaging films formed with the vertical sealing, A bag making filling and packaging apparatus comprising a packaging film feeder for transporting a packaging film. 2. A cylindrical packaging film is formed from a web-like packaging film by a former, and two rows of cylindrical packaging films are formed by a vertical seal roller at a portion where each edge of the cylindrical packaging film faces each other. A package wherein a horizontal seal is applied in a state where the product is filled in the two rows of tubular packaging films, and two three-side sealed states are formed side by side.