JPH0532212A - Packaging material and packaging method thereof - Google Patents

Abstract

PURPOSE:To provide a package enveloped in a packaging film and its packaging method by which an accessory and a tray container can be packaged without attaching the accessory on the tray container with an adhesive tape. CONSTITUTION:Accessories A and tray containers B are alternately placed on a transfer conveyer 5. The accessory A is set up sideways and held by a receptacle 26. Then, the tray container B is held on the upper faces of push-up devices 1 so that the accessary A is brought in contact with the side face of the tray container B. After that, the push-up devices 1 are lifted and push up a packaging film 36a that is spread over the push-up devices 1, so that time tray container B with the accessary A is enveloped in the film 36a and formed into a package.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging body and a packaging method therefor, and more particularly, a lunch box, a rice ball, a sandwich,
Attached items such as chopsticks and forks attached to the tray container along the side surface of a rectangular tray container made of paper, wood, plastic, or a composite product of these, which is used to store prepared foods, etc. The present invention relates to a package in which they are coated with a film in the state and a packaging method thereof.

[0002]

[Prior art and its problems] Generally, at convenience stores, lunch boxes, rice balls, sandwiches, prepared foods (hereinafter referred to as foods) are made of paper, wood, plastic, and a square tray container made of a composite product of these. It is sold in the state that it is housed inside and attached to the tray container with attached items such as chopsticks and forks to be used when eating, and they are covered with a film.

After the food is stored in a tray container, attached articles are fixed to the outside of the tray container with an adhesive tape or the like, and then conveyed to an automatic packaging machine to be wrapped with a film (stretch film). The current situation.

In this case, the work of fixing the food to the tray container with an adhesive tape or the like requires a lot of labor, which is very laborious and inefficient. Therefore, it is better to attach the attached article. At present, even more desirable foods have to be omitted, and the work of stopping attached articles with adhesive tape or the like is a major obstacle.

Further, even when the purchaser eats it, it is troublesome to remove the adhesive tape holding the attached articles so as not to damage the tray container, and a simpler package is desired from the user side. There is.

According to the present invention, the work efficiency at the time of packaging is improved by fixing the attached article to the tray container with an adhesive tape or the like and covering the entire attached article on the side surface of the tray container with a film. An object of the present invention is to provide a package and a packaging method thereof.

[0007]

In order to achieve the above-mentioned object, the present invention is characterized in that an attached article is brought into contact with the side surface of a tray container in which food is housed, and is packaged with a packaging film in this state. The packaging body is adopted as follows.

Further, according to the present invention, the attached article and the tray container are alternately placed on the conveyer, and the conveyed attached article is held horizontally by the receiver and the tray container is pushed up. Held by the upper surface of the tray container to bring the attached article into contact with the side surface of the tray container, and then the push-up device is raised to push up the packaging film held in the state of being spread upward to package the attached packaging film. The packaging method of the packaging body is characterized in that the packaging body is made into a packaging body.

[0009]

The present invention, by adopting the above means,
The attached article is wrapped with the packaging film in a state where the attached article is in contact with the side surface of the tray container. And when packaging
First, the attached article and the tray container, which are alternately placed and conveyed on the upper surface of the conveyer conveyor, are in contact with each other. That is, when the attached article and the tray container are placed on the conveyor, the conveyed tray container and the attached article stop while being placed on the push-up device, and at this time, the attached article is placed on the side surface of the tray container. Abut. After this, the tray container and the attached article rise in a state of contacting each other, and push up the packaging film located above in the expanded state, so that the tray container and the attached article are covered with the packaging film to form a package. It is a thing.

Further, by simply alternately mounting the attached article and the tray container containing the food on the transfer conveyor, the push-up device in a state where the attached article is in contact with the side surface of the tray container which is subsequently transferred by the transfer conveyor. Is held on the upper surface of
After that, the tray is covered with a film, and the side surface of the tray container is covered with the attached article and packaged.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention shown in the drawings will be described below. FIG. 1 shows the whole of a packaging body and a packaging machine 2 for carrying out the packaging method according to the present invention, and an article carrying-out device 30 is provided on an upper part of a machine frame 3 of the packaging machine 2.
The push-up device 1 is provided inside the machine frame 3 so that the push-up device 1 can be moved up and down by the vertical movement of the support column 4, and a transport conveyor 5 is provided on the side of the push-up device 1.

A packaging film transport device 6 is provided above the machine frame 3 of the packaging machine 2 to transport the packaging film to the packaging section 7.

As shown in FIGS. 2 and 3, the push-up device 1 includes a shaft 12 between a pair of side plates 10 and 11, and the shaft 1.
2 and a plate member 13 in a state of being spaced apart from each other, and a roller 14 is rotatably installed between both side plates 10 and 11 on the outer side of this plate, and a sprocket 15 provided at an end portion of the shaft 12 and Sprocket 1 provided on the shaft 16 of the roller 14
7 and 7 are connected to rotate integrally.

On the other hand, a frame member 18 provided on the upper part of the support column 4 is located in the rectangular space formed between the both side plates 10 and 11 and the shaft 12 and the roller 14.
The frame member 18 has a rectangular shape in which the central portion is cut, and a plurality of (five in the drawing) arms 19a, 19b, 19c, 19d, 19e are provided in the frame member 18 in the direction of the roller 14. The arms 19a, 19b, 19c, 19d, 1
One of the 9e is connected to the central one 19c, and the other 19a, 19b, 19d and 19e are connected to two supply receiving arms 20 in an upward direction.

In this case, of the arms 19a, 19b, 19d and 19e provided with the two supply receiving arms 20, the supply receiving arms 20 provided on the centrally located arms 19b and 19d are the same as those described above. An upper portion of the supply receiving arm 20a adjacent to the frame member 18 has a shape extending toward the frame member 18 side, and these two supply receiving arms 20a are for attached articles.

Further, the plate 13 is provided with six arm members 21 so as to project between the supply and reception arms 20, and a pulley 22 is rotatably provided at the tip of each arm member 21, and A conveyor belt 23b is stretched between each pulley 22 and the roller 14, and
The roller 14 is a roller 2 provided on the conveyor 5.
The conveyor belt 23a is connected to the belt 4 and is stretched.

The arms 19a, 19b, 19c, 19
The supply receiving arms 20 provided on the d and 19e are the supply receiving arms 20 provided on the central arm on the frame member 18 side.
Further, the other supply receiving arms 20 can be bent to the frame member 18 side and the center side, respectively, and the direction is shown by an arrow.

In the central portion of the frame member 18 on the side opposite to the supply item receiving arms 20 and 20a, an upper surface is formed as a concave portion, and a rod 25 makes the supply item receiving arms 20 and 20a almost the same. Receiving members 26 having the same height are erected.

Further, the shaft 12 is more than the frame member 18.
An abutting plate 27 is provided on the side, and the abutting plate 27 can be adjusted in the vertical position and the distance to the frame member 18, that is, the carrying direction of the carrying belt 23b.

Next, the operation of the above will be described. First, after starting the drive source of the packaging machine 2, the machine frame 3
When the attached article A and the tray container B are placed sideways on the conveyer conveyor 5 provided at the center of the tray, that is, the conveyance direction is the width direction, the attached article A and the tray container B are conveyed. It is conveyed by the belt 23a to reach the push-up device 1, and is further supported by the conveyer belt 23b on the upper surfaces of the supply item receiving arms 20 and 20a of the push-up device 1.

In this case, first, the attached article A that has been conveyed first is erected on the frame member 18 by the action of the supply article receiving arm 20a for the attached article A that is located ahead in the conveying direction. Since the upper surface of the receiver 26 is formed in the concave portion, the attached article A laterally conveyed by the action force of the conveyor belt 23b during conveyance is provided. In the state in which the width direction is the vertical direction, it is placed in the concave portion on the upper surface of the receiving tool 26.

On the other hand, the tray container B is conveyed after the attached article A, and is stopped in a state where the edge portion at the front side in the conveying direction is in contact with the abutting plate 27.

Therefore, in this state, the vertically attached article A is in contact with the side surface of the tray container B ahead in the conveying direction.

After that, it is lifted up by the pillar 4,
In advance, by pushing up the central portion of the packaging film which is transported and developed by the packaging film transport device 6,
The upper surface and the side surfaces of the four circumferences of the tray container B are covered.

After that, the pair of left and right folding members are arranged in FIG.
By moving in the directions of the arrows X and Y, the lower surface of the tray container B is wrapped with the packaging film, and the tray container whose entire peripheral surface is covered with the packaging film with the attached article A positioned on the side surface. B is carried by a carrying member (not shown).

4 to 8 show the above operation step by step, the detailed structure of each part is omitted, and the position of the conveyer conveyor 5 is reversed for the sake of convenience. The wrapping film 36a conveyed by the film conveying device 6 is pulled out from the film roll 36 in a state where the movable grasping member 38 is separated from the grasping member 37 and the wrapping film is pulled between both grasping members 37, 38. The wrapping film 36a passes between the upper and lower nipping rollers 41 and 42 of the fixed gripping member 37, is held between the fixed gripping plate 39 and the movable gripping plate 40 of the fixed gripping member 37, and the movable gripping member 38 Fixed grip plate 46 and movable grip plate 4
It is gripped between 7 and. The upper nipping roller 41 is not rotatable due to the action of the brake.

In this state, when the push-up device 1 is lifted from the state shown in FIG. 4 in which the attached article A and the tray container B are located on the upper surface, the packaging film 36a moves between the upper and lower nipping rollers 41, 42 as shown in FIG. , And the movable gripping member 38
The fixed holding plate 46 and the movable holding plate 47 of the above are lifted by the wrapping unit 7 while being pressed, and the wrapping film 36a
Extends to cover the tray container B and the attached article A from above.

Next, when the rear folding member 55 approaches the front folding member 54, the left and right folding members 56 close each other, and the rear folding member 55 and the left and right folding members 56 bite into the film 36a under the tray container B. When the rear folding member 55 and the left and right folding members 56 bite under the tray container B to some extent and place the tray container B, the push-up device 1
Goes down.

Then, as shown in FIG. 6, the packaging film 3
6a is folded under the tray container B by the rear folding member 55 and the left and right folding members 56 from both the rear and left and right directions. At the time of this folding, the pressing of the packaging film 36a by the movable grip member 38 is released.

Thereafter, the movable grip member 38 approaches the fixed grip member 37. After folding by the rear folding member 55 and the left and right folding members 56, the carry-out belt 72 of the article carrying-out device 30 and the belt of the front folding member 54 and the carry-out belt 70 rotate. When the carry-out belt 70 rotates, the tray container B is carried out toward the front folding member 54 and placed on the belt of the front folding member 54 as shown in FIG. 7. The front folding member 54 bites into the film 36a below the tray container B. In synchronization with the discharge of the tray container B, the knife of the movable grip member 38 is inserted into the cutting groove of the fixed grip member 37, and the film 36a is cut by the knife.

After this cutting, the brake is released and the upper nipping roller 41 is rotatable, the nipping of the packaging film 36a is released, the package is carried out, and the movable grasping plate 47 of the movable grasping member 38 is closed. Fixed gripping member 37
Of the wrapping film 36a in FIG.
Is gripped by.

Then, as shown in FIG. 8, the movable gripping member 3
When 8 is separated from the fixed gripping member 37, it is gripped by the movable gripping member 38 as shown in FIG.
a is pulled out from the film roll 36 and both gripping members 3
It is stretched between 7 and 38. The rear folding member 55 is the front folding member 5
4, the left and right folding members 56 open each other. The above is repeated, and the tray container B and the attached article A are packaged with the packaging film 36a and carried out as a package.

Therefore, the attached article A can be packaged along the side surface of the tray container B without being fixed to the tray container B with the adhesive tape.

In the above embodiment, the attached article A
The case where the tray container B is placed on the upper surface of the transfer conveyor 5 so that the tray container B is transferred afterwards has been described. However, the present invention is not limited to this, and the tray container B is attached first to the attached article A. It may be placed on the upper surface of the transfer conveyor 5 so as to be transferred later.

[0035]

As described above, according to the present invention, since the attached articles are located on the side surface of the tray container, the attached articles can be integrally packaged by the packaging film, which is very convenient. It will be easy. In addition, the work for forming the above-mentioned package may be a work in which the tray container and the attached article are alternately placed on the upper surface of the transport conveyor, and the work efficiency is high. In addition, when you open the tray container and eat the food stored inside, you do not have to attach the attached film to the tray container with adhesive tape, so you only have to open the packaging film and remove the attached item with adhesive tape. It's very convenient because you don't have to.

Therefore, unlike the conventional case, it is not necessary to tape the attached articles to the tray container in advance, the packaging work is very easy, and it is possible to easily open and eat when eating. Have

[Brief description of drawings]

FIG. 1 is a schematic view showing an entire packaging machine for producing a package according to the present invention.

FIG. 2 is a schematic plan view of a push-up device in the packaging machine shown in FIG.

FIG. 3 is a schematic vertical sectional view of a thrust device.

FIG. 4 is a schematic view showing a state in which a tray container and an attached article are placed on the push-up device.

FIG. 5 is a schematic view showing a state where the tray container pushes up the packaging film by the push-up device.

FIG. 6 is a schematic view showing a state in which a tray container and an attached article are folded with a packaging film.

FIG. 7 is a schematic view showing a state in which a tray container folded with a packaging film and an attached article are carried out.

FIG. 8 is a schematic diagram showing a state in which a package is unloaded.

[Explanation of symbols]

1 ... Push-up device 2 ... Wrapping machine 3 ... Machine frame 4 ... Support 5: Transport conveyor 6 ... Packaging film transport device 7: Packaging department 10, 11 ... Side plate 12, 16 ... Axis 13 ... Board 14, 24 ... Laura 15, 17 ... Sprocket 18: Frame member 19a, 19b, 19c, 19d, 19e ... Arm 20, 20a ... Supply receiving arm 21 ... Arm member 22 …… Pulley 23a, 23b ... Conveyor belt 25 ... Rod 26 ... Receiving device 27 ...... Abutting plate 30 ... Article unloading device 36: Film roll 36a ... wrapping film 37: fixed gripping member 38 ... Movable gripping member 39, 46 ... Fixed grip plate 40, 47 ... Movable grip plate 41 ... Upper clamping roller 42 ... Lower clamping roller 54 ... Front folding member 55: Rear folding member 56 ... Left and right folding members 70 ... Belt for carrying out 72: carry-out belt A: Attached items B: Tray container

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[Procedure amendment]

[Submission date] July 31, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be amended] Claims

[Correction method] Change

[Correction content]

[Claims]

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0001

[Correction method] Change

[Correction content]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging body and a packaging method therefor, and more particularly, a lunch box, a rice ball, a sandwich,
Square shape or circle made of paper, wood, plastic, and their composites used for storing side dishes etc.
The present invention relates to a packaging body in which attached items such as chopsticks and forks attached to the tray container are covered with a film on a side surface of a tray container having an oval shape, and a packaging method thereof.

[Procedure 3]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction content]

[0002]

2. Description of the Related Art Generally, at convenience stores, lunch boxes, rice balls, sandwiches, prepared foods (hereinafter referred to as foods) are made of paper, wood, plastic, or a square or circular shape made of a composite product of these . It is stored in an elliptical tray container, and the tray container is attached with attached items such as chopsticks and forks to be used when eating, and they are sold in a state of being covered with a film.

[Procedure amendment 4]

[Document name to be amended] Statement

[Name of item to be corrected] 0003

[Correction method] Change

[Correction content]

After storing the food in a tray container, the attached articles are fixed to the outside of the tray container with an adhesive tape or the like, and then conveyed to a packaging device to be wrapped with a film (stretch film). Is.

[Procedure Amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0007

[Correction method] Change

[Correction content]

[0007]

In order to achieve the above-mentioned object, according to the present invention, the attached article is brought into contact with or in close proximity to the side surface of the tray container having the food stored therein, and is packaged with a packaging film in this state. The packaging body is characterized by that.

[Procedure correction 6]

[Document name to be amended] Statement

[Correction target item name] 0008

[Correction method] Change

[Correction content]

Further, according to the present invention, the attached article and the tray container are alternately placed on the conveyer, and the conveyed attached article is held along the side surface and in a standing state by the receiving tool, and the tray is provided. The container is held on the upper surface of the push-up device, and the attached article is brought into contact with or close to the side surface of the tray container, and then the push-up device is lifted and held in a state of being expanded upward. The packaging method of the packaging body is characterized in that the packaging film is pushed up and packaged to form a packaging body.

[Procedure Amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0009

[Correction method] Change

[Correction content]

[0009]

The present invention, by adopting the above means,
The attached article is wrapped with the packaging film in a state where the attached article is in contact with the side surface of the tray container. That is, when the attached article and the tray container are placed on the conveyor, the conveyed tray container and the attached article stop while being placed on the push-up device, and at this time, the attached article is placed on the side surface of the tray container. and abutment, or a close state. After that, the tray container and the attached article rise and push up the packaging film positioned above in the unfolded state . At this time, the tray container and the attached article are brought into contact with each other and are covered with the packaging film. It is the body.

[Procedure Amendment 8]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Delete

Claims (2)

[Claims] 1. A packaging body, wherein an attached article is brought into contact with a side surface of a tray container having food stored therein, and is packaged with a packaging film in this state. 2. An attached article and a tray container are alternately placed on a conveyer conveyor, and the conveyed attached article is held horizontally by a receiver, and the tray container is held on the upper surface of the push-up device. Then, the attached article is brought into contact with the side surface of the tray container, and then the push-up device is raised to push up the packaging film held in the upwardly spread state to package the package. A method for packaging a package, comprising: