JP3405059B2 - Method and apparatus for transporting and filling flexible bags - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for transporting and filling a flexible bag having a spout and inlet, and an apparatus for the same.

[0002]

2. Description of the Related Art Conventionally, in a container having a large internal volume, a bag-in-box in which a flexible bag having a pouring / introducing tool is arranged inside an outer box has been widely used.
The bag-in-box is a container in which the flexible bag is filled with a liquid and is housed in each outer box, and the filling method is the method shown in FIG.

As shown in FIG. 4, a bag row 21 in which a plurality of flexible bags are continuous is sent out to a filling machine 23 in a horizontal direction, and the flexible bag 25 and the filling machine 23 are connected and filled. At the time of sending out the filled flexible bag, the connecting device 26 between the filling flexible bag 25 and the filled flexible bag 25 was cut by the separating device 22. The separated filled flexible bag 25 passes through the transport unit 26 and is dropped into the outer box 28 via the shooter 27 to manufacture the bag-in-box.

As described above, in the manufacture of the bag-in-box, the bag row is drawn out, the flexible bag which is one unit of the bag row is sequentially filled, the filled flexible bag is sent out, and the bag is placed in the outer box. Each dropping process is arranged horizontally and is performed in series.

In addition, a series of filling devices can perform a process of continuously filling a flexible bag and storing the filled flexible bag in an outer box, but the manufacturing line of the filling device becomes long. However, various equipment became large, and the bag-in-box manufacturing line was sometimes restricted in terms of space. In particular, if a plurality of the above-mentioned filling devices are arranged to speed up the filling, the problem of this space becomes more serious, and it is difficult to arrange a plurality of them.

Further, when the flexible bag is filled while being held horizontally, the filling port is held and filled, so that a head space is generated at the portion of the filling port, which is not preferable when the contents are stored for a long period of time. . In order to eliminate this head space, a device for vacuum suction and liquid level adjustment was required.

[0007]

In view of the above circumstances, therefore, the present invention does not require a special device, allows headspace-free filling, and allows the flexible bag to flow in the up-and-down direction. The problem is to shorten the manufacturing line of the bag-in-box, and the bag-in-box can be manufactured even in a narrow space.
And its device.

[0008]

In order to solve the above-mentioned problems in the present invention, first, in claim 1, a bag row in which a flexible bag having a spout / inlet fitting is continuous is supplied from a position higher than a filling machine. Then, according to the descending direction of the bag row, at the filling position, the bag row is separated into unit flexible bags, the separated flexible bags are held, and the held flexible bags are filled with liquid, and then the holding is released, A method for carrying and filling a flexible bag, characterized in that the filled flexible bag is lowered as it is and stored in an outer box.

Further, according to a second aspect of the present invention, there is provided a bag row in which a flexible bag having a spout / inlet fitting is continuous.
Supply from a position higher than the filling machine, hold the bag row at the filling position according to the descending direction of the bag row, and after filling the liquid, separate into flexible bags of units, release the holding, and fill the filled flexible bags. Let it descend,
It is a method for carrying and filling a flexible bag, which is characterized by storing in an outer box.

Further, according to a third aspect of the present invention, there is provided a bag row in which a flexible bag having a spout / inlet fitting is continuous,
A transporting and filling device for a flexible bag, characterized in that a separating device, a holding device, and a filling device that are supplied from a position higher than the filling machine and that move forward and backward in the horizontal direction are arranged in order according to the descending direction of the bag row. Is.

According to a fourth aspect of the present invention, there is provided a transport and filling device for a flexible bag, characterized in that in the transport and filling device, a separating device, a holding device, and a filling device are arranged in a vertical direction. Further, in a fifth aspect of the present invention, there is provided a flexible bag transporting / filling device in which a plurality of the transporting / filling devices are arranged in parallel in a vertical direction.

Since a mechanism for filling a bag row in which a flexible bag having a spout / inlet fitting is continuous to a position higher than the filling machine and during the process of processing, a comparison is made with a conventional conveying and filling device. Therefore, the installation area becomes smaller. Particularly, by adopting the method of processing vertically, the installation area can be minimized. In addition, since the shape of the bag does not change by holding the upper portion of the bag during filling, air does not enter from the filling port even if the filling nozzle is removed after the filling is completed.

Further, after cutting the filled flexible bag, if it can be dropped onto the shooter as it is, it can be stored in an outer carton, and unlike the conventional case, a carrying section for carrying the cut flexible bag to the shooter is not required, and the filling efficiency is improved. Can be improved. Furthermore, a plurality of the above-mentioned transfer and filling devices can be arranged instead of one, and the installation area can be further reduced.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below. FIG. 1 shows a transporting and filling apparatus for a flexible bag, which is provided with a guide roll 3 for pulling in a bag row on the upper side, and a flexible bag 5 having a pouring inlet / outlet tool 4 pulls out a continuous bag row 6. In addition, the receiving side is inclined and the sending side is sent out almost vertically. Then, the sent-out bag row 6 is separated by the bag separating means 10, and the connecting portion of the flexible bag 5 is cut by the cutting blade 11, and at the same time, the holding means which is positioned below the cutting blade 11 and which advances and retreats in the same horizontal direction. 12 is held by, and filling is performed by the filling device 13 in which 13 is arranged at the position of the doorway tool 4.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a transporting and filling apparatus for a flexible bag, which is constructed by attaching various components to a frame 2 set to a desired shape, and the upper side thereof. Is provided with a guide roll 3 for pulling the bag row. Bag row pull-in guide roll 3
In order to draw out the continuous bag row 6, the flexible bag 5 having the spout opening / closing tool 4 has a mechanism in which the receiving side is inclined and the sending side is sent out substantially vertically. On the delivery side of the guide roll 3, a guide plate 7 that is substantially vertical, and the bag row 6 is pulled in while facing the guide plate 7 and fitting the shape of the guide plate 7 while locking the pouring inlet / outlet tool 4. A guide device 9 for transportation is arranged.

FIG. 2 shows the guide plate 7 of the bag row 6. With the guide plate 7, the upper end of the flexible bag 5 guided and moved in the descending direction is located below the lower end of the guide plate 7. By the bag separating means 10 for separating the flexible bag 5 located below the guide plate 7 from the bag row 6, the cutting blade 11 advances and cuts the connecting portion of the flexible bag 5.

At this time, at the same time, a holding means 12 which is positioned below the cutting blade 11 and which moves back and forth in the same manner in the horizontal direction is arranged. Then, with the flexible bag 5 being held, the filling device 13 is arranged at the position of the spout opening / closing tool 4. The filling device 13 is provided with a filling nozzle that moves forward and backward in the horizontal direction by an air cylinder.

A shooter 14 is provided below the filled flexible bag 5, and when the holding means 12 is opened, the flexible bag 5 filled with contents is guided and stored in an outer box.

Here, the cutting of the flexible bag 5 by the separating means 10 is performed before the filling with the holding means 12 while holding the flexible bag 5, and then the contents are filled or the flexible bag 5 is cut. The content may be filled in the state of being held, and then the separation means 12 may be used.

Further, as shown in FIG. 3, the two filling devices shown in FIG. 1 are arranged in parallel, the filled flexible bag is housed in an outer box, and the steps for carrying the same are common, whereby the filling process is performed. It is possible to double the speed. In this way, the filling capacity can be improved by arranging a plurality of filling devices in parallel, not limited to two.

[0021]

As described above, according to the present invention, the flow of the flexible bag row is the vertical direction, and in the flow of the downward direction of the bag, the contents are filled, and the bag is stored as it is in the outer box. As a result, the horizontal distance for carrying the bag is shortened, and the installation space for the filling device can be reduced. Accordingly, in order to increase the filling speed, when a plurality of filling devices are arranged, the installation space becomes smaller, which is advantageous.

Further, since the flexible bag row is filled while flowing in the vertical direction, after the filling is completed from the filling nozzle,
Since there is no risk of air entering through the filling port, filling without head space is possible.

[Brief description of drawings]

FIG. 1 is an explanatory view showing a carrying and filling device of the present invention.

FIG. 2 is an explanatory diagram of a guide plate of the bag row in FIG.

FIG. 3 is an explanatory diagram showing a state in which a plurality of devices are arranged.

FIG. 4 is an explanatory view showing a conventional filling and conveying device.

[Explanation of symbols]

1 ... Container body 2 ... frame 3 ... Gadrol 4 ... inlet / outlet tool 5 ... Flexible bag 6 ... Bag row 7 ... Information board 10 ... Separation means 11 ... Cutting blade 12 ... Holding means 13 ... Filling device 14 ... Shooter

Claims (5)

(57) [Claims] 1. A bag row in which a flexible bag having a spout / inlet fitting is continuous is supplied from a position higher than a filling machine, and the bag row is unitized into a flexible bag in the filling position according to the descending direction of the bag row. A flexible bag characterized by being separated, holding the separated flexible bag, filling the held flexible bag with a liquid, releasing the holding, lowering the filled flexible bag as it is, and storing it in an outer box. Transport and filling method. 2. A bag row in which a flexible bag having a spout / inlet fitting is continuous is supplied from a position higher than the filling machine, and the bag row is held at the filling position according to the descending direction of the bag row to fill the liquid. After that, the flexible bag is separated into unit flexible bags, the holding is released, and the filled flexible bag is lowered as it is to be stored in an outer box. 3. A separating device having a mechanism for supplying a bag row in which flexible bags having spouts and inlets are continuous from a position higher than the filling machine, and advancing and retracting in the horizontal direction according to the descending direction of the bag row, and holding the same. A flexible bag carrying and filling device, characterized in that a device and a filling device are arranged in order. 4. An apparatus according to claim 3, wherein the separating device, the holding device, and the filling device are arranged in a vertical direction. 5. A transport / filling device for a flexible bag, comprising a plurality of the transport / filling devices according to claim 3 or 4, which are arranged in parallel in a vertical direction.