JPH08244716A - Fungus culture medium-packaging device - Google Patents

Abstract

PURPOSE: To provide a fungus culture medium-packaging device which can favorably package a breathing fungus culture medium. CONSTITUTION: A fungus culture medium-packaging device is equipped with a hole-forming device 23 which forms a hole 26 on a packaging film 11, and sheet material-affixing device 24 which affixes an air permeable sheet material 27 on the packaging film 11 so as to cover the hole 26 being formed by the hole-forming device 23, between a feeding unit 9 which feeds the packaging film 11, and a bag-making cylinder 13 on the outer peripheral side of which the packaging film 11 is wound, and at the same time, applies a packaging process on a fungus culture medium by first sealing means 13a, 18, transfer means 14 and second sealing means 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for packaging a fungus culture medium suitable for packaging a fungus culture medium.

[0002]

2. Description of the Related Art As an example of a packaging device, a tubular bag-making tube which is arranged along the up-down direction and has a non-breathable band-shaped packaging film which is wound around the outer periphery in a state where both end edges are aligned. A first sealing means for adhering both end edge portions of the packaging films combined in the bag-making tube by sandwiching them from both sides; a transfer means for feeding the packaging film wound around the bag-making tube downward; Second sealing means provided below and adhering the packaging film fed downward from the bag-making cylinder by sandwiching it from both sides, and both edge portions are adhered by the first sealing means and the second sealing means At the inside of the packaging film in which the lower side is closed, the article to be packaged is discharged from the bag-making cylinder and filled, and the upper side of the packaging film filled with the article to be packaged is closed with the second sealing means. Pillow type packaging is also formed There is.

[0003]

In the conventional packaging device as described above, since the packaging film does not have air permeability, so-called mushrooms in which mushroom fungi that breathe, for example, mushrooms, are propagated on sawdust. There is a problem that it is not suitable for packaging the bacterial culture medium.

Therefore, an object of the present invention is to provide an apparatus for packaging a fungus culture medium which can satisfactorily package the respiring fungus culture medium.

[0005]

In order to achieve the above object, the present invention is arranged along the vertical direction and
A tubular bag-making tube in which a non-breathable band-shaped packaging film supplied from a supply section is wound around the outer peripheral side in a state where both edge parts are aligned, and both edge portions of the packaging film combined by the bag-making tube. First sealing means for sandwiching and adhering each other from both sides, transfer means for feeding the packaging film wound around the bag making tube downward, and provided below the bag making tube for sending downward from the bag making tube. And a second sealing means for sandwiching and adhering the packaging film from both sides, in the packaging film in a state in which both end edges are sealed by the first sealing means and the lower side is closed by the second sealing means. , After the mushroom culture medium is discharged from the bag-making cylinder and filled, the upper side of the packaging film filled with the mushroom culture medium is closed by the second sealing means to form a pillow-type packaged mushroom culture medium. In the packaging device, A hole forming device that forms a hole in the packaging film between the feeding part and the bag-making cylinder, and a sheet material sticking device that sticks a breathable sheet material to the packaging film so as to cover the hole formed by the hole forming device. And a device.

[0006]

According to the mushroom fungus culture-based packaging device of the present invention, the packaging film supplied from the supply unit has holes formed by the hole forming device, and the breathable sheet is attached by the sheet material attaching device so as to cover the holes. In this state, the product is supplied to the bag-making tube, and is wound around the outer periphery with both end edges aligned with the bag-making tube. Then, the both end edges are adhered to each other by the first sealing means and moved downward by the transfer means. Sent. Then, in the packaging film of which the lower side is closed by the second sealing means, the fungus culture medium is discharged from the bag-making cylinder and filled, and the upper side of the packaging film filled with the fungus culture medium is the second sealing means. And then closed to form a pillow type package. Since the package formed in this manner has a hole formed in the packaging film and a breathable sheet attached so as to cover the hole, it prevents the invasion of various bacteria and prevents the fungus culture medium from leaking out. Enables breathing of the fungus culture medium.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A fungus culture medium packaging device according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a schematic configuration of the mushroom-culture-based packaging device of this example. The mushroom-culture-based packaging device feeds a packaging film in the vertical direction and propagates mushrooms of fungi on sawdust. This is a so-called vertical pillow packaging device that packages a culture medium to form a pillow-type package.

The mushroom-culture-based packaging device comprises a packaging film 11 which is in the form of a strip of a certain width, is heat-welding, and is not breathable.
The wrapping is carried out by means of a supply unit 9 for holding the base end side of the wrapping film 11 in a rolled state, a film supply roller 12 for drawing out the wrapping film 11 from the supply unit 9, and supplying the film. A cylindrical bag-making tube 13 is arranged along the up-down direction on the delivery side of the packaging film 11 by the delivery roller 12, and is wrapped around the outer peripheral side in a state where both edges of the packaging film 11 are aligned.
And a guide plate 10 for guiding the winding of the packaging film 11 around the bag-making tube 13 and a downward movement in a state where the packaging film 11 that is provided so as to be movable up and down and is wound around the bag-making tube 13 is adsorbed. It has a moving suction device (transfer means) 14 for feeding the packaging film 11 downward. Here, the reference numeral 15 in FIG. 1 indicates the packaging film 11.
Is an adjusting roller for adjusting the tension, position, or the like of the photoelectric conversion device, and the reference numeral 16 is a photoelectric tube device for detecting the presence or absence of the packaging film 11.

Here, with the guide plate 10 guiding, the central portion of the packaging film 11 is brought into contact with one side of the bag-making tube 13, and both edges of the packaging film 11 are turned to the back side. When the film 11 is fed downward, the packaging film 11 is sequentially wound around the outer circumference of the bag-making tube 13 with both edges thereof aligned.

A center sealer (first sealing means) 18 extending in the vertical direction is provided on the side of the bag-making tube 13 opposite to the side where the packaging film 11 is supplied. The center sealer 18 is horizontally moved to the side of the bag-making tube 13 to form a seal portion (first sealing means) 13a along the up-down direction of the bag-making tube 13 so as to move on the seal portion 13a. Both edges are sandwiched from both sides and heat-bonded.

Below the bag making cylinder 13, a pair of end seal cutters (second sealing means) 20 extending in the horizontal direction are provided.
Are fixed in the vertical direction so that they can be moved in the horizontal direction only toward and away from each other. Although not shown, the end seal cutter 20 is provided with a seal part at the top and bottom and a cutter at the center. The end seal cutter 20 is sandwiched from both sides of the packaging film 11 sent downward from the bag-making tube 13 and is placed at two positions above and below. The seal portion is heat-bonded and the portion between them is cut by a cutter. Below the end seal cutter 20, a discharge conveyor 21 for transportation is provided.
Is provided.

Although not shown in the figure, the bag-making cylinder 13 has a measuring means for dropping a predetermined amount of the mushroom-culture medium supplied from the not-shown means for supplying the mushroom-culture medium provided at the upper part of the bag-making tube 13. Is provided, as the measuring means,
It is rotatably fitted to the inner peripheral portion of the bag-making cylinder 13 at a fixed position,
An auger for dropping the fungus culture medium supplied from the upper part of the bag-making tube 13 by a predetermined amount according to the rotation amount, or the bag-making tube 13
Various devices such as a partition plate that moves in and out in the direction perpendicular to the axial direction to drop the fungus culture medium by a predetermined amount can be used.

In the present embodiment, the hole forming device 23 and the sheet material sticking device 24 interpose the packaging film 11 between the supply section 9 and the bag making cylinder 13 on the transfer route of the packaging film 11. Are arranged at positions facing each other. The hole forming device 23 forms holes 26 in the packaging film 11 supplied from the supply unit 9 at predetermined positions. The sheet material sticking device 24 is the hole forming device 2
The heat-welding and breathable sheet material 27, which is slightly larger than the holes 26, is attached to the packaging film 11 so as to cover all the holes 26 formed by 3. Here, as the breathable sheet material 27, a breathable sheet material having a vent hole of a size that does not allow the mushroom culture medium mainly containing sawdust to leak out, and a non-woven fabric or a multi-microporous membrane made of a heat-welding material is used. Adopted. The sheet material pasting device 24 is
The breathable sheet material 27 is arranged so as to be attached to the surface side of the packaging film 11 which is the inner peripheral side when wound around the bag making cylinder 13, and the hole forming device 23 is arranged on the opposite side. There is.

In this embodiment having such a configuration,
The hole 26 is formed by the hole forming device 23 in the packaging film 11 pulled out from the supply unit 9 by the film feeding roller 12, and the breathable sheet 27 is stuck by the sheet material sticking device 24 so as to cover the hole 26 almost at the same time. In this state, the bag is supplied to the bag-making tube 13 and is wound around the bag-making tube 13 while being guided by the guide plate 10 so that both edges thereof are aligned with each other, and the center sealer 18 and the seal portion 13a of the bag-making tube 13 both ends. The edges are heat-bonded to each other to form a tubular shape, and the moving suction device 1
It is sent downward at 4. The tubular packaging film 11 is heat-bonded by the end seal cutter 20 and the lower part is closed, and is further fed downward by the moving suction device 14 by a predetermined amount. In this state, bag making cylinder 1
A predetermined amount of the fungus culture medium is dropped from 3 through the lower end opening, and is filled in the packaging film 11 whose lower part is closed.

Next, since the end seal cutters 20 are brought close to each other, the upper side of the portion of the packaging film 11 filled with the fungus culture medium is thermally adhered and closed.
Further, the upper side thereof is cut, and the upper side of the cut portion is also closed by heat bonding. As a result, the pillow-type package 30 after the mushroom fungus culture medium is packaged falls on the discharge conveyor 21 and is conveyed, and the lower part of the packaging film 11 for the next packaging is closed.
In this way, the packages 30 are sequentially formed. It should be noted that the holes 26 formed by the hole forming device 23 are arranged so that one (or more if necessary) holes 26 are arranged in one package 30.
Formation pitch is determined.

As shown in FIG. 2, the package 30 formed in this manner has a hole 26 formed above the portion X filled with the fungus culture medium and a breathable sheet covering the hole 26. No. 27 is attached to prevent invasion of various bacteria and prevent the fungus culture medium from leaking out, and allows the fungus culture medium to breathe. In this way, a so-called mushroom culture medium in which mushrooms such as maitake mushrooms are propagated on sawdust moistened can be well packaged.

The hole forming device 23 and the sheet material sticking device 24 are arranged at any positions between the supply part 9 and the bag making cylinder 13 as long as the holes can be formed and the sheets can be stuck. It is also possible. Also, the hole forming device 23
It is also possible to dispose the sheet material sticking device 24 and the sheet material sticking device 24 at different positions. In this case, if the hole forming device 23 is arranged on the upstream side in the moving direction of the packaging film 11 and the sheet material sticking device 24 is arranged on the downstream side. Good. Further, as the hole forming device 23, not only a circular hole but also a linear or U-shaped slit or a device for forming holes of various shapes such as a notch can be adopted, and thus the slit or the notch is adopted. In this case, the device can be simplified because no drilling dust is generated. If you use slits or notches,
As the sheet material sticking device 24, one that can stick a sheet material matching the shape of the hole is adopted.

[0018]

As described above in detail, according to the fungus culture-culture-based packaging device of the present invention, the packaging film supplied from the supply part has holes formed by the hole forming device, and the holes are formed by the sheet material attaching device. In the state where the breathable sheet is attached so as to cover the bag, the bag is supplied to a bag-making tube and filled with a fungus culture medium to form a package. The package thus formed has a hole formed in the packaging film and a breathable sheet attached so as to cover the hole, so that the mushroom culture medium is prevented from leaking out before breathing the mushroom culture medium. It is possible. In this way, the respiring fungus culture medium can be packaged well.

[Brief description of drawings]

FIG. 1 is a perspective view schematically showing a mushroom culture medium packaging device according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a package that is packaged by the mushroom-culture-based packaging device according to one embodiment of the present invention.

[Explanation of symbols]

 9 Supply Part 11 Packaging Film 13 Bag Making Cylinder 13a Sealing Part (First Sealing Means) 14 Moving Aspirator (Transfer Means) 18 Center Sealer (First Sealing Means) 20 End Seal Cutter (Second Sealing Means) 23 Hole Forming Device 24 Sheet Material Sticking Device 26 Hole 27 Breathable Sheet Material 30 Package

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masanori Nagata 1-44-1 Nihonbashi-Bakurocho, Chuo-ku, Tokyo Inside Fujimori Industry Co., Ltd.

Claims (1)

[Claims] 1. Arranged along the vertical direction,
A tubular bag-making tube around which the non-breathable band-shaped packaging film supplied from the supply section is wound around the outer periphery in a state where both edges are aligned, and both edge portions of the packaging film combined by the bag-making tube. First sealing means for sandwiching and adhering each other from both sides, transfer means for feeding the packaging film wound around the bag making tube downward, and provided below the bag making tube for sending downward from the bag making tube. And a second sealing means for adhering the packaging film sandwiched from both sides, in the packaging film in a state in which both edges are sealed by the first sealing means and the lower side is closed by the second sealing means. , After the fungus culture medium is discharged from the bag making cylinder and filled,
In the mushroom fungus culture substrate packaging device for forming a pillow type package by closing the upper side of the packaging film filled with the mushroom culture medium with the second sealing means, between the supply unit and the bag making cylinder, the A hole forming device for forming holes in the packaging film; and a sheet material sticking device for sticking a breathable sheet material to the packaging film so as to cover the holes formed by the hole forming device. Mushroom culture medium packaging device.