JPH0811807A - Automatic bagging apparatus and bubble removing apparatus - Google Patents

Abstract

PURPOSE:To reliably bag objects to be packed even if the object is a bubbly product while throughput similar to a case of a normal object is maintained without unevenness in forms occurring due to bubble drips or residual bubbles. CONSTITUTION:A bubble removing apparatus 16 with a sucking nozzle 30 exhibited oppositely above a stop position of a packing bag 2 whose side rims at an upper end are held by a bag capturing device 4 and which is filled with contents 28 to be packed is provided, and at a stage before sealing a bag mouth by means of a subsequent first sealer, bubbles 44... existing at the mouth of the packing bag 2 are sucked to be eliminated. In addition, at this time, by pushing and bending the bag 2 by a bag push-bending device 48, more bubbles 44... can be raised to the upper end of the mouth.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic bagging apparatus for bagging objects to be packaged such as coffee and soy milk.

[0002]

2. Description of the Related Art In recent years, various types of bag-filled products have been on the market, and many automatic bag-filling devices for automatically bagging these products have been put into practical use.

Usually, in this type of automatic bagging device, flat bags in a non-expanded state are sequentially taken out one by one and supplied to the bag holding means of the automatic bagging device with the opening portion facing upward, Thereafter, the packaging bag is placed on a date stamp position corresponding to the date stamp device, a bag opening mold attaching position corresponding to the bag opening die attaching device, a filling position corresponding to the filling device, a first sealing position corresponding to the first sealing device, The second sealing position corresponding to the second sealing device and the cooling press / product discharging position corresponding to the cooling press device and the product delivery conveyor are sequentially opposed to each other to perform bag packing.

Conventionally, this type of automatic bagging apparatus has not been designed to remove air bubbles and bubbles (hereinafter simply referred to as bubbles) in the packaging bag after filling the objects to be packaged.

Therefore, when the object to be packaged is, for example, a foamed product such as coffee, soy milk, soup, or liquid detergent, when the bag mouth portion is sealed, the bag mouth portion is closely attached. In addition, bubbles in the packaging bag flow out from the mouth of the bag, and not only the bagged product is contaminated by the bubble dripping, but also the device itself is contaminated in the case of an object to be packaged with a large amount of foaming.

Therefore, in order to prevent this bubble dripping, it was attempted to seal the bag mouth part after waiting for the bubbles to spontaneously disappear.
It takes a long time for the bubbles to disappear naturally,
The bagging ability of the automatic bagging device is significantly reduced, which is not suitable for practical use.

Further, since the bubbles in the packaging bag are not actively removed, there is a problem that the amount of bubbles remaining in the packaging bag varies and the form of the packaged product is not constant.

[0008]

As described above, the conventional automatic bagging device is not designed to remove bubbles in the packaging bag after the object to be packaged is filled, and therefore the object to be packaged is Is a foamed product, the foam in the packaging bag flows out from the bag mouth, the bagging product or device is contaminated by this foam dripping, and the remaining amount of foam in the packaging bag varies. There is a problem that the form of packaged products is not uniform, and
There was a problem that it could not be used for bagging foamed products.

The present invention has been made based on the above circumstances, and an object thereof is to have a processing ability equivalent to that of a normal packaged object even if the packaged object is a foamed product. Provided is an automatic bagging device capable of reliably bagging in a state in which the above conditions are maintained and without causing morphological irregularities due to foam dripping or residual bubbles, and a foam removing device applied to the device. Is what you are trying to do.

[0010]

As a first means for solving the above-mentioned problems of the present invention, an object to be packaged for putting an object to be packaged in a packaging bag, and an object to be packaged by this object to be packaged In an automatic bagging device comprising a bag mouth portion sealing means for sealing the bag mouth portion of a packaging bag filled with, in the previous stage of sealing the bag mouth portion by the bag mouth portion sealing means, A bubble removing means for sucking and removing bubbles in the bag mouth of the packaging bag filled with the article to be packaged is provided.

As a second means, the object to be packed for filling the object to be packed in the packaging bag and the bag mouth of the packaging bag filled with the object to be packed by the object to be packed are sealed. In the automatic bagging device comprising a bag mouth portion sealing means for stopping, in the previous stage of sealing the bag mouth portion by the bag mouth portion sealing means, the packaging bag filled with the object to be packaged. A bubble removing means for sucking and removing bubbles in the bag mouth portion, and a foam extruding means for extruding bubbles in the packaging bag when the bubbles are removed by the bubble removing means are provided.

As a third means, a packaged object filling means for filling a packaged object with a packaged object and a bag mouth of a packaging bag filled with the packaged object by the packaged object filling means are sealed. In an automatic bagging device comprising a bag mouth sealing means for stopping, when removing the bag mouth by the bag mouth sealing means, a bubble remover for sucking and removing bubbles in the bag mouth Means are provided.

As a fourth means, a packaged object filling means for filling the packaged object with the packaged object and a bag mouth portion of the packaging bag filled with the packaged object by the packaged object filling means are sealed. In an automatic bagging device comprising a bag mouth sealing means for stopping, a foam extruding means for extruding bubbles in the packaging bag when the bag mouth is sealed by the bag mouth sealing means. And a foam removing means for sucking and removing the foam in the bag mouth portion after the foam is extruded by the foam extruding means.

As a fifth means, a packaged object filling means for putting a packaged object in a packaging bag and a bag mouth portion of the packaging bag filled with the packaged object by the packaged object filling means are sealed. In the automatic bagging device comprising a bag mouth portion sealing means, the bag of the packaging bag filled with the object to be packaged, in the preceding stage of sealing the bag mouth portion by the bag mouth portion sealing means. First bubble removing means for sucking and removing bubbles in the mouth portion, and second bubble removing means for sucking and removing bubbles in the bag mouth portion when the bag mouth portion is sealed by the bag mouth portion sealing means. And means are provided.

As a sixth means, a packaged object filling means for filling the packaged object with the packaged object and a bag mouth portion of the packaging bag filled with the packaged object by the packaged object filling means are sealed. In the automatic bagging device comprising a bag mouth portion sealing means for stopping, in the previous stage of sealing the bag mouth portion by the bag mouth portion sealing means, the packaging bag filled with the object to be packaged. First bubble removing means for sucking and removing bubbles in the bag mouth portion, bubble pushing means for pushing out bubbles in the packaging bag when the bubbles are removed by the first bubble removing means, and the bag mouth portion sealing Second bubble pushing means for pushing bubbles in the packaging bag when the bag mouth portion is sealed by means, and the bag mouth portion when the bag mouth portion is sealed by the bag mouth portion sealing means Second bubble removing means for sucking and removing the bubbles in the packaging bag and the inside of the packaging bag at the time of removing the bubbles by the second bubble removing means. The foam is provided with a and extruding foam extrusion means.

As a seventh means, a bag feeding device for feeding the packaging bag with the bag mouth portion facing upward, and a bag transfer device for holding and intermittently transporting the packaging bag supplied by the bag feeding device. A bag mouth opening device for opening the bag mouth portion of the packaging bag transferred by the bag transfer device, and a packaged object filling device for filling the packaged object in the packaging bag opened by the bag mouth opening device, A first foam removing device for sucking and removing bubbles in the bag mouth of the packaging bag filled with the object to be packed by this device for packing and a bubble for the bag mouth is sucked by the first foam removing means. A bag mouth part sealing device for sealing the bag mouth part of the packaging bag after removing, and a bubble for removing the bag mouth part when the bag mouth part is sealed by the bag mouth part sealing device. And a bubble removing device.

Further, as an eighth means, a bag feeding device for feeding the packaging bag with the bag mouth portion facing upward, and a bag transferring device for holding and intermittently transporting the packaging bag supplied by the bag feeding device. A bag mouth opening device for opening the bag mouth portion of the packaging bag transferred by the bag transfer device, and a packaged object filling device for filling the packaged object in the packaging bag opened by the bag mouth opening device, A first foam removing device for sucking and removing bubbles in the bag mouth of a packaging bag filled with the packaged object filling device, and the packaging bag at the time of removing bubbles by the first bubble removing device. A first foam extruding device that extrudes bubbles in the packaging bag by pushing and tilting one surface side, and a bag mouth part of a packaging bag from which bubbles have been removed by the first foam removing device. And a bag mouth sealing device for stopping the bag mouth sealing device. A second foam extruding device for extruding bubbles by sandwiching the vicinity of the bag mouth part in the packaging bag from both sides, and the bag mouth part when the bag mouth part is sealed by the bag mouth part sealing device. And a second bubble removing device for sucking and removing the bubbles.

As a ninth means, there is provided a bubble removing device of an automatic bagging device for removing bubbles in a bag mouth portion of a packaging bag filled with an object to be packaged, the vicinity of the bag mouth portion of the packaging bag. And a suction means for sucking bubbles by setting a negative pressure in the suction nozzle.

As a tenth means, there is provided a bubble removing device of an automatic bagging device for removing bubbles in a bag mouth portion of a packaging bag in which an object to be packaged is put, the vicinity of the bag mouth portion of the packaging bag. A suction nozzle with a suction port facing the suction nozzle; suction means for sucking and removing bubbles in the bag mouth by making the inside of the suction nozzle negative pressure; and the tip of the nozzle and the bag mouth of the packaging bag. The nozzle position adjusting mechanism for adjusting the distance is provided.

[0020]

According to the automatic bagging device of the first means, the bag mouth of the packaging bag filled with the object to be packaged by the foam removing means is provided before the bag mouth portion is sealed by the bag mouth portion sealing means. Since the bubbles in the area are removed by suction, even if the product to be packaged is a foamed product, the same processing capacity as that of a normal product to be packaged is maintained, and bubbles and residue are retained. It is possible to surely perform bag packaging without causing irregular shapes due to bubbles.

According to the automatic bagging device of the second means, in addition to the function of the first means, when the bubbles are removed by the bubble removing means, the bubbles in the packaging bag are pushed out by the foam pushing means. By doing so, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

According to the automatic bagging device of the third means, when the bag mouth portion is sealed by the bag mouth portion sealing means, the bubbles in the bag mouth portion are sucked and removed by the bubble removing means. Therefore, even if the object to be packaged is a foamed product, for example, in a state where the same processing capacity as that of a normal object to be packaged is maintained, and further, without causing morphological irregularity due to dripping or residual foam, Can be surely packed in a bag. It is also possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging device of the fourth means, in addition to the function of the third means, when the bubbles are removed by the bubble removing means, the bubbles in the packaging bag are pushed out by the foam pushing means. By doing so, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

According to the automatic bagging device of the fifth means, the first bubble removing means and the second bubble removing means
The bubbles in the bag mouth of the packaging bag filled with the article to be packaged are sucked twice before the bag mouth is sealed by the bag mouth sealing means and twice when the bag mouth is sealed. I decided to remove it,
Even if the object to be packaged is a foamed product, for example, while maintaining the same processing capacity as a normal object to be packaged, and without causing morphological irregularity due to dripping or residual foam,
Can be surely packed in a bag. It is also possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging device of the sixth means, in addition to the function of the fifth means, the first and second means are further provided.
At the time of removing bubbles twice by the bubble removing means of
Since the bubbles in the packaging bag are extruded by the respective foam extruding means, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bag packing can be performed.

According to the automatic bagging apparatus of the seventh means, the bubbles in the bag mouth of the packaging bag filled with the article to be packaged by the article-to-be-packaged apparatus are sucked and removed by the first bubble removing apparatus. After that, when the bag mouth portion of the packaging bag is further sealed by the bag mouth portion sealing device, the bubbles at the bag mouth portion are removed by the second bubble removing device, so that the packaged object is Even in the case of a stand-up product, it is possible to surely carry out bagging while maintaining a processing capacity equivalent to that of an ordinary object to be packaged and without causing irregularity of form due to foam dripping or residual foam. It is also possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging device of the eighth means, in addition to the action of the seventh means, the first and second means are further provided.
At the time of removing bubbles twice by the bubble removing means of
Since the bubbles in the packaging bag are extruded by the respective foam extruding means, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bag packing can be performed.

According to the bubble removing device of the automatic bagging device of the ninth means, the suction nozzle with the suction port facing the bag mouth of the packaging bag, and the inside of the suction nozzle are set to a negative pressure to form bubbles. Since it is configured to include a suction means for sucking, it is possible to reliably remove bubbles in the packaging bag with a simple configuration.

According to the bubble removing device of the automatic bagging device of the tenth means, in addition to the operation of the ninth means, the distance between the tip of the nozzle and the bag mouth of the packaging bag is adjusted. By providing the nozzle position adjusting mechanism for this, it becomes possible to adjust the nozzle position to an appropriate position according to the amount and physical properties of the bubbles generated.

[0030]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
This will be described in detail with reference to FIG.

First, the overall construction of the automatic bagging apparatus will be described with reference to FIGS. 1 and 2.

In the figure, reference numeral 1 designates a gantry. At the center of the upper surface of the gantry 1, a drive mechanism incorporated in the gantry 1 is used to intermittently rotate in the direction of arrow A at a constant pitch, and a packaging bag 2 A rotary disk 6 is provided as a bag transfer device in which a plurality of sets (8 sets in this embodiment) of bag picking devices 4 as a bag holding means for holding are radially attached.

Further, on the pedestal 1, a bag supply device 8, a date stamp device 10, a bag opening die attaching device 12, a filling device 14 and a bubble removing device which is a bubble removing means in a state of surrounding the rotary disk 6. 16, a first sealing device 18, which is a bag mouth portion sealing means,
The second sealing device 20, which is the bag mouth portion sealing means, and the cooling press device 22, which is the cooling press means, rotate in the rotation direction (arrow A).
Direction).

Further, a cooling press device 2 is mounted on the pedestal 1.
A product delivery conveyor 24 for delivering the bagged product 2A released in 2 is provided, and an operation panel (control panel) 26 is provided in the vicinity of the bag feeding device 8.

By rotating the rotating disk 6 intermittently in the direction of arrow A at a constant pitch, the bag picking devices 4 ... Correspond to the bag feeding position P ₁ corresponding to the bag feeding device 8 and the date stamping device 10. Date stamp position P ₂ , bag opening mold position P ₃ corresponding to the bag opening mold device 12, filling position P ₄ corresponding to the filling device 14, foam removal position P ₅ corresponding to the foam removal device 16, first seal The first seal position P ₆ corresponding to the device 18 and the second seal device 2
The second seal position P ₇ corresponding to 0 and the cooling press / product discharge position P ₈ corresponding to the cooling press device 22 and the product delivery conveyor 24 are sequentially opposed.

In the automatic bag filling operation,
First, in the bag feeding position P ₁ , the flat packaging bag 2 in the non-expanded state is fed from the bag feeding device 8 with the opening facing upwards, and the bag picking device 4 causes both side edges of the packaging bag 2 on the upper end side. Is held.

The packaging bag 2 faces the date stamp position P ₂ by the rotation of the rotary disc 6, and the date stamp is stamped by the date stamp device 10. Then, the packaging bag with the date stamp 2
Is opposed to the bag opening mold attaching position P ₃ , and the bag mouth opening device 12 opens and molds the bag mouth portion to be in an expanded state.

Next, the expanded packaging bag 2 having the opening of the bag mouth portion and shaped is opposed to the filling position P ₄ , and the filling device 14 fills a predetermined amount of the article to be packaged 28.
After that, the packaging bag 2 filled with a predetermined amount of the object to be packaged faces the bubble removing position P ₅ , and both side edges of the bag mouth portion are brought into close contact with each other by the bag picking device 4 as described later. The part is pulled outward to be in a tense state, and the packaging bag 2
The bubbles 44 on the bag mouth of the are sucked and removed by the bubble removing device 16.

Next, the first seal position P ₆ is opposed, and the first sealing device 18 performs the first thermocompression sealing of the bag mouth portion of the packaging bag 2, and then the second seal position P ₇ is opposed. Then, the second sealing device 20 performs the second thermocompression sealing of the bag mouth portion of the packaging bag 2.

Then, the packaging bag 2 which has completed the two sealing operations faces the cooling press / product discharging position P ₈ ,
After the sealed portion is cooled and pressed by the cooling press device 22 to obtain the bag-filled product 2A in a good sealed state, the holding state by the bag picking device 4 is released, and the bag-filled product 2A is discharged onto the product delivery conveyor 24. It

The cooling press / product release position P
_{At 8} , the bag picking device 4, which has become empty by discharging the bagged product 2A, faces the bag feeding position P ₁ , so that the bag feeding device 8 supplies a new packaging bag 2, The above series of operations is repeated.

In this embodiment, a total of eight packaging bags 2 ... Can be transferred simultaneously with the rotation of the rotary disk 6, and each time the rotary disk 6 rotates one pitch, a bag is placed on the product delivery conveyor 24. The stuffed product 2A is released.

Next, a bubble removing position P ₅ between the filling position P ₄ and the first sealing position P ₆
The configuration of the bubble removing device 16 arranged in FIG.
This will be described in detail with reference to FIG.

As shown in FIG. 3, the bubble removing device 16 is provided above the stopping position of the packaging bag 2 so as to face the packaging bag 2.
Suction nozzle 3 in which a flat suction port 30A having a length substantially equal to the opening length of the packaging bag 2 is fixedly faced in the vicinity of the bag mouth portion of
0, and a suction tube 32 having flexibility in the suction nozzle 30.
And a suction means 34 for making a negative pressure in the suction nozzle 30.

As the suction means 34, there may be used a device driven by various motors such as a blower, a vacuum pump, a vacuum cleaner, or a pneumatic device such as a vacuum generation valve.

Further, the packaging bag 2 facing the bubble removing position P ₅ with the intermittent movement of the rotary disk 6 as the bag transferring device is operated by the pair of bag pulling devices 4 at the bubble removing position P ₅ . As shown in FIG. 3, the holding arms 38 and 38 having the claws 36a and 36b move in the left and right directions (arrow B and C directions) which are separated from each other, so that the bag mouth portion is in a tensioned state. .

Then, when the bag mouth portion is in a tensioned state, as shown in FIGS. 4 and 5, bubbles and bubbles in the packaging bag 2 that have come out when the bag is filled at the previous filling position P ₄ . 44 (hereinafter, simply referred to as bubbles) are pushed up to the upper end of the bag mouth portion, and the bubbles 44 ... Pushed up to the upper end of the bag mouth portion are sucked into the suction nozzle 30 and removed. ing.

The movement of the holding arms 38, 38 that strains the bag mouth of the bag picking device 4 causes the lateral width adjusting bearings 42, 42 to roll on the width adjusting rail 40, as shown in FIG. Is performed by being pushed up by the width adjusting rail 40.

Further, as shown in FIGS. 4 and 5, at the bubble removing position P ₅ , a foam pusher in which a pushing member 46 is arranged so as to face the lower end of one surface of the packaging bag 2 held by the bag picking device 4. A bag pushing / bending device 48 is provided as a means. Then, as shown in FIG. 4, the packaging bag 2 is pushed and bent to raise more bubbles 44 ... To the upper end of the bag mouth.

The bag pushing and bending device 48 includes the pushing member 46.
By moving the push rod 50 in the horizontal direction with the air cylinder 52 as the operation source, the lower end of one surface of the packaging bag 2 is pushed.

In this embodiment, however, between the filling position P ₄ and the first sealing position P ₆ , that is, after the filling device 14 has filled the object 28 to be packed, and at the same time, the first sealing device 18 is provided. In the previous stage of sealing the bag mouth portion by the method, the foam removing device 16 sucks and removes the bubbles 44 in the bag mouth portion of the packaging bag 2 filled with the article to be packaged 28. Even if the object 28 is a foamed product in which a large amount of foam 44 is generated at the time of filling, the foam 44 in the packaging bag 2 does not flow out from the bag mouth portion, unlike the conventional case. It is possible to prevent the bagged product A from being contaminated by foaming and the device itself.

Further, since it is not necessary to wait for the bubbles 44 to disappear naturally, even when the object to be packaged 28 is a foamed product, it is packed in a bag while maintaining the same processing capacity as a normal object to be packaged. It is possible to increase the range of application as an automatic bagging device.

Further, since the foams 44 in the packaging bag 2 are positively removed, the form of the packaged product due to the variation of the remaining amount of the foam in the packaging bag 2 becomes constant, and the form due to the dripping and the residual foams. The occurrence of misalignment can be prevented, and high quality bagging can be performed.

Further, when the bubbles are removed by the bubble removing device 16, the bags 44 in the packaging bag 2 are pushed out by the bag pushing / bending device 48 as the foam pushing means.
Residual bubbles 44 in the packaging bag 2 can be reduced as much as possible, and more stable bagging can be performed.

The following adjustments may be made in this embodiment.

For example, in the foam removing device 16, a flat suction port 30 having a length substantially equal to the opening length of the packaging bag 2 is provided.
Although the case where one suction nozzle 30 having A is used has been described, the size of the packaging bag 2 and the bubbles 4 generated at the time of filling
The number of attached suction nozzles may change depending on the amount and physical properties of No. 4, and the shape and material of the suction nozzle may change depending on the physical properties and amount of the bubbles 44 generated during filling.

Although the suction nozzle 30 is fixedly provided, the nozzle position adjusting mechanism 53 may be provided to change the position of the suction nozzle 30 as shown by the chain double-dashed line in FIG. That is, the suction nozzle 30 is attached to the bracket 56 that moves up and down by using the air cylinder 54 as an operation source, and while the packaging bag 2 is moving, the suction nozzle 30 is raised and lowered after the packaging bag 2 is stopped. The bubbles 44 in 2 may be inhaled. The operation source is not limited to the air cylinder 54, and various air devices such as an actuator and various devices such as a cam drive may be used to move up and down.

Even when the suction nozzle 30 is fixedly provided, when the object to be packaged 28 is changed and the amount and physical properties of the bubbles 44 are changed to change the position of the suction nozzle 30, the nozzle position adjusting mechanism 53 is used. Depending on the situation, the positioning may be performed automatically by moving up and down. As the operation source in this case, various air devices such as an air cylinder, various motors such as a servo motor, a stepping motor, and a clutch brake motor may be used.

Further, the suction force of the suction nozzle 30 is adjusted by changing the vertical position of the suction nozzle 30, that is, the distance to the bag mouth portion, but it may be adjusted using a vacuum regulator. Further, the suction hose 32 may be branched into a large number of three places or four places by changing the thickness, shape and material depending on the physical properties and amount of the bubbles 44 generated during filling.

Further, normally, the suction operation of the bubble removing device 16 is kept sucked even while the rotating disk 6 as the bag transfer device having the bag picking device 4 is being moved, but the object to be packaged 28 is Depending on the amount, the amount of foam 44 and the physical properties are different, so it may be turned on and off. In addition, as a method of turning on and off, there are a case of inputting and turning on and off by inputting signals from various cam positioners and various encoders of various devices which are interlocked, and a case of turning on and off by using various sensors and various limit switches.

The operation source of the bag pushing / bending device 48 is not limited to the air cylinder 52, and it can be operated by using various other air equipments, various equipments such as cam drives, and the like. The shape and material of the member 46 are
It may be changed depending on the bubbles generated during filling and the physical properties and amount of bubbles.

In the bag pushing / bending device 48, the number of push rods 50 attached may change depending on the size of the packaging bag 2, and the position at which the packaging bag 2 is pushed is adjusted by adjusting the vertical position of the air cylinder 52. However, the position may be automatically adjusted by using various air devices such as an air cylinder, various motors such as a servo motor, a clutch brake motor, and a stepping motor.

Further, the air cylinder 52 of the bag pushing / bending device 48 is operated by signals from the continuous device at various timings by various encoders and various cam positions, and when various bags are detected by various sensors and various limit switches. It may be activated by using various timers.

Further, depending on the amount and the physical properties of the filling material in the packaging bag 2, that is, the bubbles 44 ... There is a case to let. In addition, the air cylinder 52
There may be a case where two or more of the air cylinders are attached and the timing of pushing the packaging bag 2 of each air cylinder is changed to push out the bubbles 44 in the packaging bag 2 onto the upper surface of the packaging bag 2.

The operation of the bag picking device 4 for holding the packaging bag 2 may be as follows.

That is, the width adjustment rail 40 is not raised suddenly by an air cylinder or the like to pull the bag mouth portion at a stretch, but the width adjustment rail 40 is provided in an inclined state so that the rotating disk 61 is moving. It can be adjusted so that the bag mouth can be pulled smoothly. The bag mouth portion may be pulled at a stretch and the bag mouth portion may be tense depending on the amount of bubbles 44 ...

At the bubble removing position P ₅ , the width adjusting rail 40 may be gradually raised by using the next seal position P ₆ instead of fully raising the width adjusting rail 40. In some cases, the width adjusting rail 40 may be fully raised at the removing position P ₅ , and may be slightly lowered at the first sealing position P ₆ .

The width adjusting rail 40 may be adjusted by the following method.

The width adjusting rail 40 is provided with various air devices such as an air cylinder, an actuator, various timers, various cam positions, various encoders, various sensors, and various types depending on the amount and physical properties of the bubbles 44 coming out of the object to be packaged 28. There are cases where control is performed using a limit switch to move up and down, and cases where various mechanisms such as cam drive are used to move up and down.

Further, the holding arms 38, 3 of the bag picking device 4
Since there are two 8, there are various air devices such as parallel hand, air hand, air cylinder (using two),
As a method of expanding the holding arms 38, 38, the packaging bag 2 may be pulled without using the width adjusting rail 40 or the lateral width adjusting bearings 42, 42.

Next, a first other embodiment of the present invention will be described in detail with reference to FIGS. 6 to 9.

In this embodiment, the position after the filling position P _{4 is} the empty position P ₅ ′ where nothing is done, and the next position is the bubble removing / first sealing position P ₆ ′. is there.

First, the overall structure of the automatic bagging apparatus will be described with reference to FIG.

In the figure, reference numeral 1 denotes a gantry. At the center of the upper surface of the gantry 1, a drive mechanism incorporated in the gantry 1 is used to intermittently rotate in the direction of arrow A at a constant pitch, and at the same time a packaging bag 2 is provided. A rotary disk 6 is provided as a bag transfer device in which a plurality of sets (8 sets in this embodiment) of bag picking devices 4 as a bag holding means for holding are radially attached.

Further, on the pedestal 1, a bag supply device 8, a date stamp device 10, a bag opening die attaching device 12, a filling device 14, and a bubble removing device which is a bubble removing means in a state of surrounding the rotary disk 6. 160, a first sealing device 1 which is a bag mouth sealing means
8, a second sealing device 20 as a bag mouth portion sealing means, and a cooling press device 22 as a cooling press means are sequentially arranged in the rotation direction (arrow A direction).

Further, the cooling press device 2 is mounted on the gantry 1.
A product delivery conveyor 24 for delivering the bagged product 2A released in 2 is provided, and an operation panel (control panel) 26 is provided in the vicinity of the bag feeding device 8.

By rotating the rotating disk 6 intermittently in the direction of arrow A at a constant pitch, the bag picking devices 4 ... Correspond to the bag feeding position P ₁ and the date stamping device 10 corresponding to the bag feeding device 8. Date stamp position P ₂ , bag opening mold attaching position P ₃ corresponding to bag opening mold attaching device 12, filling position P ₄ corresponding to filling device 14, empty position P ₅ ′, bubble removing device 16 and first sealing device 18 Corresponding bubble removal / first seal position P ₆ ′, second seal device 20 second seal position P ₇ , and cooling press device 22 and product delivery conveyor 24 cooling press / product discharge position P ₈ To face each other.

In the automatic bag filling operation,
First, in the bag feeding position P ₁ , the flat packaging bag 2 in the non-expanded state is fed from the bag feeding device 8 with the opening facing upwards, and the bag picking device 4 causes both side edges of the packaging bag 2 on the upper end side. Is held.

The packaging bag 2 faces the date stamp position P ₂ by the rotation of the rotary disc 6, and the date stamp device 10 stamps the date stamp. Then, the packaging bag with the date stamp 2
Is opposed to the bag opening mold attaching position P ₃ , and the bag mouth opening device 12 opens and molds the bag mouth portion to be in an expanded state.

Then, the expanded packaging bag 2 having the opening of the bag mouth portion and shaped is opposed to the filling position P ₄ , and the filling device 14 fills a predetermined amount of the article to be packaged 28.
After this, the packaging bag 2 filled with a predetermined amount of the object to be packaged passes through the empty position P ₅ ′ and then the bubble removal / first sealing position P
_The foam 44, which faces the 6'and is present in the bag mouth of the packaging bag 2, is sucked and removed by the foam removing device 16 and the first sealing device 18 opens the bag mouth of the packaging bag 2 for the first time. The heat compression seal is applied.

Next, facing the second seal position P ₇ , the second sealing device 20 performs the second thermocompression sealing of the bag mouth of the packaging bag 2.

The packaging bag 2 which has completed these two sealing operations.
Is opposed to the cooling press / product discharging position P ₈ , the sealing portion is cooled and pressed by the cooling press device 22 to obtain the bag-filled product 2A in a good sealed state, and then the holding state by the bag picking device 4 is released, The bagged product 2A is discharged onto the product delivery conveyor 24.

The cooling press / product release position P
_{At 8} , the bag picking device 4, which has become empty by discharging the bagged product 2A, faces the bag feeding position P ₁ , so that the bag feeding device 8 supplies a new packaging bag 2, The above series of operations is repeated.

In this embodiment, a total of eight packaging bags 2 ... Can be transferred simultaneously with the rotation of the rotary disk 6, and each time the rotary disk 6 rotates one pitch, a bag is placed on the product delivery conveyor 24. The stuffed product 2A is released.

Next, regarding the structure of the bubble removing device 160 arranged at the bubble removing / first sealing position P ₆ ′,
This will be described in detail with reference to FIGS.

The bubble removing device 160, as shown in FIG.
A flat suction port 300A having a length substantially equal to the opening length of the packaging bag 2 is fixedly provided in the vicinity of the bag mouth portion of the packaging bag 2 so as to face above the stop position of the packaging bag 2. The suction nozzle 300 and a suction means 340 that is connected to the suction nozzle 300 via a flexible suction tube 320 to make the inside of the suction nozzle 300 a negative pressure are configured.

As the suction means 34, there may be used a device driven by various motors such as a blower, a vacuum pump, a vacuum cleaner, or a pneumatic device such as a vacuum generation valve.

Further, with the intermittent movement of the rotary disk 6 as the bag transfer device, the bubble removal / first seal position P ₆ ′
The packaging bag 2 opposed to the pair of bag-picking claws 3 of the bag-picking device 4 at the bubble removing / first sealing position P ₆ ′.
As shown in FIG. 7, the holding arms 38 and 38 having 6a and 36b move in the left and right directions (arrow B and C directions) away from each other, so that the bag mouth portion is in a tensioned state.

Then, when the bag mouth portion is in a tensioned state, as shown in FIGS. 8 and 9, air bubbles in the packaging bag 2 that have come out when the bag is filled at the filling position P ₄ in the previous two stages, The bubbles (hereinafter simply referred to as bubbles) 44 ... are pushed up to the upper end of the bag mouth portion, and the bubbles 44 ... Pushed up to the upper end of the bag mouth portion are sucked into the suction nozzle 300 and removed. It has become.

Further, at the bubble removing / first sealing position P ₆ ′, as shown in FIGS. 7 and 8, the bag picking device 4
A pair of sealing heater blocks (heating plates) 60, 60 are disposed so as to face both upper end portions of the packaging bag 2 held by the heater blocks, as shown in FIGS. 8 and 9. In the vicinity of the lower portions of 60, 60, a bag pressing deaeration device 64 as a foam pushing means is fixedly provided in which bag pressing members 62, 62 made of round bars are faced in parallel with each other at the same height.

The bag pressing members 62, 62 are attached to open / close arms 66, 66 which are rotated by a cam drive, and the bag pressing members 62, 62 are brought into contact with and separated from each other by the rotating operation of the open / close arms 66, 66. It is designed to move in the direction.

Then, as shown in FIG. 8, the bag mouth portion of the packaging bag 2 is pressed from both sides by the bag pressing members 62, 62 to push up the article to be packaged 28 in the packaging bag 2, and thereby the packaging bag 2 Bubbles 44 ... are expelled to the upper part of the inside. While sucking the bubbles 44 ... With the suction nozzle 300, the heater blocks 60, 60 are closed, and the packing bag 2
Seal for the second time.

Further, when the sealing is performed, the bubbles 44, ... That have come out above the heater blocks 60, 60 are also sucked by the suction nozzle 3.
It is sucked up at 00.

Therefore, in the first other embodiment, when the bag mouth portion is sealed by the first sealing device 18, the object 28 to be packed is filled by the bubble removing device 160. Since the bubbles 44 ... At the bag mouth portion of the packaging bag 2 are sucked and removed, the object to be packaged 28 is filled with the bubbles 4 ...
Even in the case of a foamed product in which a large amount of 4 is generated, the foam 44 in the packaging bag 2 does not flow out from the bag mouth portion,
Further, it is possible to remove bubbles attached to the bag mouth portion after sealing, and it is possible to prevent the bagged product A from being soiled by the bubble dripping and the device itself as in the conventional case.

Further, since it is not necessary to wait for the bubbles 44 to spontaneously disappear, even when the object to be packaged 28 is a foamed product, it is possible to carry out the bag packing while maintaining the processing capacity equivalent to that of an ordinary object to be packaged. Therefore, the range of application as an automatic bagging device can be increased.

Further, since the foam 44 in the packaging bag 2 is positively removed, the form of the packaged product becomes constant due to the variation of the remaining amount of foam in the packaging bag 2, and the form irregularity due to dripping or residual foam is caused. It is possible to prevent the occurrence of such as, and it becomes possible to pack high quality bags.

Further, at the time of removing bubbles by the bubble removing device 160, the bags 44 in the packaging bag 2 are pushed out by the bag-pressing deaeration device 64 as a foam pushing means, so that the bubbles in the packaging bag 2 remain. The bubbles 44 can be reduced as much as possible, and more stable bag packing can be performed.

In this embodiment, the following adjustments may be made.

The bag retainer deaeration device 64 includes a bag retainer member 62,
62 are mounted in parallel so that they are at the same height, but they may be mounted with a step depending on the amount of bubbles 44, etc. that emerge during filling.

The bag pressing members 62, 62 are not necessarily two, but the number is changed to three or four depending on the amount of bubbles 44, etc., which are generated during filling and the size of the packaging bag 2, and the left and right bags are also changed. The pressing members 62 are not necessarily limited to the same number. Further, the bag pressing member 62 may use not only a round bar but also a plate, and a plate and a round bar may be combined on the left and right,
A rotatable round bar such as a roller may be attached.

Although the bag retainer deaerator 64 is of a fixed type,
In some cases, the bag holding and deaerating device 64 itself is moved up and down to press the upper and lower parts of the packaging bag 2 by using various air devices such as an air cylinder and an actuator, and various mechanisms such as a cam drive.

The opening / closing arms 66, 66 are also opened and closed by using a cam drive. However, various air equipment such as an air cylinder and an actuator, various motors such as a servo motor, a stepping motor and a clutch brake motor are used. May be opened and closed.

Next, a second other embodiment of the present invention will be described in detail with reference to FIGS.

In this embodiment, the position after the filling position P ₄ is the first bubble removing position P _5, and the next position is the second bubble removing / first sealing position P ₆ ′. It was done.

First, the overall structure of the automatic bagging apparatus will be described with reference to FIG.

In the figure, reference numeral 1 denotes a gantry. At the center of the upper surface of the gantry 1, a drive mechanism incorporated in the gantry 1 is used to intermittently rotate in the direction of arrow A at a constant pitch, and at the same time, the packaging bag 2 A rotary disk 6 is provided as a bag transfer device in which a plurality of sets (8 sets in this embodiment) of bag picking devices 4 as a bag holding means for holding are radially attached.

Further, on the pedestal 1, the bag feeding device 8, the date stamp device 10, the bag opening die attaching device 12, the filling device 14, the first and second bubble removing devices are arranged so as to surround the rotary disk 6. The first and second bubble removing devices 16A and 16B which are means, the first sealing device 18 which is the bag mouth sealing means, the second sealing device 20 which is the bag mouth sealing means, and the cooling press means. The cooling press devices 22 are sequentially arranged in the rotation direction (arrow A direction).

Further, the cooling press device 2 is mounted on the mount 1.
A product delivery conveyor 24 for delivering the bagged product 2A released in 2 is provided, and an operation panel (control panel) 26 is provided in the vicinity of the bag feeding device 8.

In the figure, 34A is a suction means common to the first and second bubble removing devices 16A and 16B.

The rotating disc 6 is intermittently rotated in the direction of arrow A at a constant pitch, so that the bag picking devices 4 ... Correspond to the bag feeding position P ₁ and the date stamping device 10 corresponding to the bag feeding device 8. Date stamp position P ₂ , bag opening mold position P ₃ corresponding to the bag opening mold device 12, filling position P ₄ corresponding to the filling device 14, first foam removing position corresponding to the first foam removing device 16A. P ₅ , a second bubble removal / first seal position P ₆ ′ corresponding to the second bubble remover 16 B and the first seal device 18, a second seal position P ₇ corresponding to the second seal device 20, and cooling. The cooling device and product discharge position P ₈ corresponding to the press device 22 and the product delivery conveyor 24 are sequentially opposed.

Therefore, in the automatic bag filling operation,
First, in the bag feeding position P ₁ , the flat packaging bag 2 in the non-expanded state is fed from the bag feeding device 8 with the opening facing upwards, and the bag picking device 4 causes both side edges of the packaging bag 2 on the upper end side. Is held.

The packaging bag 2 faces the date stamp position P ₂ by the rotation of the rotary disc 6, and the date stamp device 10 stamps the date stamp. Then, the packaging bag with the date stamp 2
Is opposed to the bag opening mold attaching position P ₃ , and the bag mouth opening device 12 opens and molds the bag mouth portion to be in an expanded state.

Then, the expanded packaging bag 2 having the opening of the bag mouth portion and the pattern formed faces the filling position P ₄ , and the filling device 14 fills a predetermined amount of the article to be packaged 28.

Thereafter, the packaging bag 2 filled with a predetermined amount of the object to be packaged faces the first bubble removing position P ₅ , and is packaged in the same manner as in the above-described embodiment (see FIGS. 1 to 5). The bubbles 44 at the bag mouth of the bag 2 are sucked and removed by the first bubble removing device 16A, and thereafter, the bubbles 44 are opposed to the second bubble removing / first sealing position P ₆ ′ and the above-mentioned first Similarly to the other embodiment (see FIGS. 6 to 9), the bubbles 44 ... At the bag mouth of the packaging bag 2 are sucked and removed by the second bubble removing device 16B and by the first sealing device 18. The bag mouth of the packaging bag 2 is subjected to the first thermocompression sealing.

Next, facing the second seal position P ₇ , the second sealing device 20 performs the second thermocompression sealing of the bag mouth of the packaging bag 2.

The packaging bag 2 which has completed these two sealing operations.
Is opposed to the cooling press / product discharging position P ₈ , the sealing portion is cooled and pressed by the cooling press device 22 to obtain the bag-filled product 2A in a good sealed state, and then the holding state by the bag picking device 4 is released, The bagged product 2A is discharged onto the product delivery conveyor 24.

The cooling press / product release position P
_{At 8} , the bag picking device 4, which has become empty by discharging the bagged product 2A, faces the bag feeding position P ₁ , so that the bag feeding device 8 supplies a new packaging bag 2, The above series of operations is repeated.

As described above, in the second embodiment, the filling device 14 fills the article to be packed 28 and the first sealing device 18 seals the bag mouth portion. , The first foam removing device 16A,
The second foam removing device is used when the foam 44 in the bag mouth of the packaging bag 2 filled with 8 is sucked and removed and then the bag mouth is sealed by the first sealing device 18. 16B is adapted to suck and remove the bubbles 44 ... In the bag mouth of the packaging bag 2 filled with the items to be wrapped 28. Therefore, the amount of bubbles 44 ... Even in the case of a large amount of foamed products, the bubbles 44 in the packaging bag 2 do not flow out from the bag mouth portion, and the foam attached to the bag mouth portion after sealing can be removed. As before,
It is possible to prevent the bagged product A from being contaminated by foaming and the device itself.

Further, since it is not necessary to wait for the bubbles 44 to disappear naturally, even when the object to be packaged 28 is a foamed product, it is packed in a bag while maintaining the same processing capacity as a normal object to be packaged. It is possible to increase the range of application as an automatic bagging device.

Further, since the bubbles 44 ... In the packaging bag 2 are positively removed, the form of the packaged product is constant due to the variation of the remaining amount of bubbles in the packaging bag 2, and the form due to dripping or residual bubbles is also present. The occurrence of misalignment can be prevented, and high quality bagging can be performed.

Further, at the time of removing bubbles by the first bubble removing device 16A, the bag pushing / bending device 4 as a bubble pushing means.
8 to extrude bubbles 44 in the packaging bag 2 and, at the time of removing bubbles by the second bubble removing device 16B, the bubbles 4 in the packaging bag 2 by the bag-pressing deaeration device 64 as a foam pushing means.
4 is extruded, the residual foam 44 in the packaging bag 2
... can be reduced as much as possible, and more stable bag packing is possible.

FIG. 12 shows another example of this second embodiment (see FIG. 10).
And FIG. 11), the first foam removing device 16A does not share the suction means of the first and second foam removing devices 16A and 16B, and the suction means 34
The second bubble removing device 16B may be independent of the suction means 340.

Further, FIG. 13 shows a third other embodiment. In each of the above-mentioned embodiments, an apparatus for supplying the packing bags 2 one by one and packing the bags has been described. The bubble removing device 16 is applied to two automatic bagging devices that are designed to supply two packaging bags 2 at the same time at the same time so as to increase the bagging amount per unit time. It is effective.

Even in this double automatic bagging device, when bubbles are removed before the first sealing as in the above-described embodiment, the first-time sealing is performed as in the first other embodiment. When removing bubbles when performing sealing, and the above-mentioned second
As in the other embodiments, it is needless to say that the bubbles may be removed twice before the first sealing and during the sealing.

In the description of each of the other embodiments described above, the same parts as those in the above-described one embodiment and the preceding other embodiments are designated by the same reference numerals, and the duplicated description will be omitted.

Further, in the description of each of the other embodiments described above, the adjustment method described in the above-described one embodiment and the preceding other embodiments may be used, but duplicate description will be omitted in this respect as well.

Further, the present invention has been described with respect to the rotary type automatic bagging device for intermittently driving the rotary disc 6 provided with the bag picking device 4 as described above, to which the bubble removing device is attached. Without being limited to this, it is possible to attach a bubble removing device to the same effects as described above even in the case of a device of continuous motion or intermittent motion of linear motion rather than rotation.

In addition, it goes without saying that the present invention can be variously modified and implemented within the scope of the invention.

[0129]

As described above, the present invention has the following effects.

According to the automatic bagging device of claim 1,
Before the bag mouth is sealed by the bag mouth sealing means,
Since the bubbles in the bag mouth portion of the packaging bag filled with the object to be packaged by the foam removing means are removed by suction, the object to be packaged is
Even if it is a foamed product, it can be surely packed in a bag while maintaining the same processing capacity as that of a normal object to be packaged and without causing irregularity of form due to foam dripping or residual foam. it can.

According to the automatic bagging apparatus of the second aspect, in addition to the effect of the first aspect, the bubbles in the packaging bag are pushed out by the bubble pushing means when the bubbles are removed by the bubble removing means. By doing so, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

According to the automatic bag filling device of the third aspect, when the bag mouth portion is sealed by the bag mouth portion sealing means,
Since the bubbles at the mouth of the bag are removed by suction by the bubble removing means, even if the object to be packaged is a foamed product, the same processing capacity as that of a normal object to be packaged is maintained, and In addition, it is possible to surely perform bag packaging without causing irregularity of form due to dripping of bubbles or residual bubbles. Further, it is possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging apparatus of the fourth aspect, in addition to the function of the third aspect, when the bubbles are removed by the bubble removing means, the bubbles in the packaging bag are pushed out by the foam pushing means. By doing so, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

Further, according to the automatic bagging apparatus of the fifth aspect, there is provided a first stage for sealing the bag mouth portion by the bag mouth portion sealing means by the first bubble removing means and the second bubble removing means, Since the bubbles in the bag mouth of the packaging bag filled with the object to be packaged are sucked and removed twice when the bag mouth is sealed, the object to be packaged is, for example, a foamed product. Even if there is, it is possible to surely carry out the bag packing while maintaining the processing capacity equivalent to that of an ordinary object to be packaged and without causing the irregular shape due to the foam dripping or the residual foam. Further, it is possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging apparatus of the sixth aspect, in addition to the effect of the fifth aspect, the first and second
At the time of removing bubbles twice by the bubble removing means of
Since the bubbles in the packaging bag are extruded by the foam extruding means, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

Further, according to the automatic bagging apparatus of the seventh aspect, the bubbles at the bag mouth of the packaging bag filled with the article to be packaged by the article to be packaged are sucked and removed by the first bubble removing apparatus. After that, when the bag mouth portion of the packaging bag is further sealed by the bag mouth portion sealing device, the bubbles in the bag mouth portion are removed by the second bubble removing device. Even if it is a foamed product, it can be surely packed in a bag while maintaining the same processing capacity as that of an ordinary packaged product and without causing irregularity of form due to foam dripping or residual foam. . Further, it is possible to remove bubbles that adhere to the bag mouth after sealing.

According to the automatic bagging apparatus of the eighth aspect, in addition to the effect of the seventh aspect, the first and second
At the time of removing bubbles twice by the bubble removing means of
Since the bubbles in the packaging bag are extruded by the foam extruding means, the residual bubbles in the packaging bag can be reduced as much as possible, and more stable bagging can be performed.

According to the bubble removing device of the automatic bag filling device of the ninth aspect, the suction nozzle having the suction port facing the bag mouth portion of the packaging bag and the inside of the suction nozzle are set to a negative pressure. Since it is configured to include suction means for sucking bubbles,
Although it has a simple structure, it is possible to reliably remove bubbles in the packaging bag.

According to the bubble removing device of the automatic bagging device of the tenth aspect, in addition to the effect of the ninth aspect, the distance between the tip of the nozzle and the bag mouth of the packaging bag is adjusted. By providing the nozzle position adjusting mechanism for this, it is possible to adjust the nozzle position to an appropriate position according to the amount and physical properties of the bubbles generated.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of an automatic bag filling device of the present invention.

FIG. 2 is a schematic plan view of the automatic bagging device shown in FIG.

FIG. 3 is a schematic plan view of a bubble removing device portion which is a main part of the automatic bagging device shown in FIG.

FIG. 4 is a schematic side view of the bubble removing device section.

FIG. 5 is a schematic front view of the bubble removing device section.

FIG. 6 is a schematic plan view showing a first other embodiment of the automatic bagging device of the present invention.

7 is a schematic plan view of a bubble removing device portion which is a main part of the automatic bagging device shown in FIG.

FIG. 8 is a schematic side view of the bubble removing device section.

FIG. 9 is a schematic front view of the bubble removing device section.

FIG. 10 is a schematic plan view showing a second other embodiment of the automatic bagging device of the present invention.

11 is a schematic plan view of a bubble removing device portion which is a main part of the automatic bagging device shown in FIG.

FIG. 12 is a schematic plan view showing a modified example of a bubble removing device portion which is a main part of the automatic bagging device shown in FIG.

FIG. 13 is a schematic plan view showing a third other embodiment of the automatic bagging device of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Stand, 2 ... Packaging bag, 2A ... Bag-filled product, 4 ... Bag picking device (bag holding means), 6 ... Rotating disk, 8 ... Bag supply device,
DESCRIPTION OF SYMBOLS 10 ... Date stamping device, 12 ... Device with bag opening type, 14 ... Filling device, 16, 160, 16A, 16B ... Foam removing device (foam removing means), 18 ... First sealing device (bag mouth part sealing means) , 20 ... Second sealing device (bag mouth portion sealing means), 22
… Cooling press device, 24… Product delivery conveyor, 28
... Item to be packaged, 30,300 ... Suction nozzle, 30A, 30
OA ... suction port, 32,320 ... suction hose, 34, 34
0,34A ... Suction means, 44 ... Bubbles and bubbles (foam), 4
8 ... Bag pushing / bending device (foam pushing means), 64 ... Bag holding deaeration device (foam pushing means).

Claims (10)

[Claims] 1. A packaged object filling means for putting a packaged object in a packaging bag, and a bag mouth part sealing for sealing a bag mouth part of a packaging bag filled with the packaged object by the packaged object filling means. In the automatic bagging apparatus comprising means, in the previous stage of sealing the bag mouth portion by the bag mouth portion sealing means, foam in the bag mouth portion of the packaging bag filled with the object to be packaged. An automatic bagging device, which is provided with a bubble removing means for sucking and removing the bubbles. 2. A packaged object filling means for filling a packaged object with a packaged object, and a bag mouth part sealing for sealing a bag mouth part of a packaging bag filled with the object to be packaged by the packaged object product filling means. In an automatic bag filling device comprising a stop means, the bag mouth portion of the packaging bag filled with the article to be packaged is in the preceding stage of sealing the bag mouth portion by the bag mouth portion sealing means. An automatic bag filling device comprising: a foam removing means for sucking and removing bubbles; and a foam pushing means for pushing out bubbles in the packaging bag when the bubbles are removed by the foam removing means. 3. An object-to-be-packaged filling means for filling an object to be packaged in a packaging bag, and a bag mouth portion seal for sealing a bag mouth portion of a packaging bag filled with the object to be packaged by the object to be packaged. In the automatic bagging device including a stopping means, a bubble removing means for sucking and removing bubbles in the bag mouth portion when the bag mouth portion is sealed by the bag mouth portion sealing means is provided. An automatic bagging device. 4. An article-to-be-packaged filling means for filling an article to be packaged in a packaging bag, and a bag mouth portion seal for sealing a bag mouth portion of a packaging bag filled with the article to be packaged by the article-to-be-packaged filling means. In an automatic bag filling device comprising a stopping means, a foam extruding means for extruding bubbles in the packaging bag when the bag mouth is sealed by the bag mouth sealing means, and the foam extruding means. An automatic bagging device, which is provided with a foam removing means for sucking and removing the foam in the bag mouth portion after the foam is extruded by the means. 5. An article-to-be-packaged filling means for putting an article to be packaged in a packaging bag, and a bag mouth portion sealing for sealing a bag mouth portion of a packaging bag filled with the article to be packaged by the article-to-be-packaged filling means. In the automatic bagging device comprising means, in the preceding stage of sealing the bag mouth portion by the bag mouth portion sealing means, foam in the bag mouth portion of the packaging bag filled with the object to be packaged. And a second bubble removing means for sucking and removing bubbles in the bag mouth portion when the bag mouth portion is sealed by the bag mouth portion sealing means. An automatic bagging device characterized by that. 6. A packaged object filling means for filling a packaged object with a packaged object, and a bag mouth part sealing for sealing a bag mouth part of a packaging bag filled with the packaged object by the packaged object packing means. In an automatic bag filling device comprising a stopping means, the bag mouth portion of the packaging bag filled with the object to be packaged is in the preceding stage of sealing the bag mouth portion by the bag mouth portion sealing means. First foam removing means for sucking and removing bubbles, foam extruding means for extruding bubbles in the packaging bag when removing bubbles by the first foam removing means, and bag mouth portion by the bag mouth portion sealing means Second foam pushing-out means for pushing out the foam in the packaging bag at the time of sealing, and sucking and removing the foam at the bag mouth part when the bag mouth part is sealed by the bag mouth part sealing means. Second foam removing means for removing bubbles, and foam extruding means for extruding bubbles in the packaging bag at the time of removing bubbles by the second foam removing means. Automatic bagging apparatus characterized by comprising a means. 7. A bag supply device for supplying a packaging bag with a bag mouth portion facing upwards, a bag transfer device for holding and intermittently transferring the packaging bag supplied by the bag supply device, and this bag transfer device. A bag mouth opening device for opening the bag mouth of the packaging bag transferred by the device, a packaged object filling device for filling a packaged object into the packaging bag opened by the bag mouth opening device, and a packaged object filling device A first foam removing device for sucking and removing bubbles in the bag mouth of the packaging bag filled with the object to be packaged by: A bag mouth part sealing device for sealing the bag mouth part of the bag, and a second bubble removing device for removing bubbles in the bag mouth part when the bag mouth part is sealed by the bag mouth part sealing device, An automatic bag filling device comprising: 8. A bag supply device for supplying a packaging bag with a bag mouth portion facing upwards, a bag transfer device for holding and intermittently transferring the packaging bag supplied by the bag supply device, and this bag transfer device. A bag mouth opening device for opening the bag mouth of the packaging bag transferred by the device, a packaged object filling device for filling a packaged object into the packaging bag opened by the bag mouth opening device, and a packaged object filling device A first bubble removing device for sucking and removing bubbles in the bag mouth of the packaging bag filled with the object to be packaged, and pushing and tilting one surface side of the packaging bag when removing bubbles by the first bubble removing device A first foam extruding device for extruding bubbles in the packaging bag, and a bag mouth part seal for sealing the bag mouth part of the packaging bag from which the bubbles in the bag mouth part have been removed by the first foam removing device. And a bag inside the packaging bag when the bag mouth is sealed by the bag mouth sealing device. A second foam extruding device that extrudes bubbles by sandwiching the vicinity of the mouth from both sides, and a bubble that sucks and removes the foam of the bag mouth when the bag mouth is sealed by the bag mouth sealing device. 2. An automatic bagging device comprising: a bubble removing device (2). 9. A foam removing device of an automatic bagging device for removing bubbles in a bag mouth of a packaging bag filled with an object to be packaged, wherein a suction port is exposed in the vicinity of the bag mouth of the packaging bag. A bubble removing device for an automatic bagging device, comprising: a suction nozzle; and suction means for sucking bubbles by making a negative pressure in the suction nozzle. 10. A foam removing device of an automatic bagging device for removing foam in a bag mouth portion of a packaging bag containing an object to be packaged, wherein a suction port is exposed near the bag mouth portion of the packaging bag. A suction nozzle, suction means for sucking and removing bubbles in the bag mouth portion by making the inside of the suction nozzle into a negative pressure, and for adjusting the distance between the tip of the nozzle and the bag mouth portion of the packaging bag. A bubble removing device for an automatic bagging device, comprising a nozzle position adjusting mechanism.