JP2003103658A - Apparatus and method for manufacturing package with discharge port, and bag holding unit used for the method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simultaneously perform mounting of a discharge port and filling of a content in a filling factory, to simply and surely perform these works, and to provide a compact and small installing area and a relatively simple and low-cost structure. SOLUTION: The apparatus for manufacturing a package with the discharge port comprises a plurality of bag holding units intermittently moving as a rotary base rotates, (A) a bag supply section for supplying the bag sealed at its both side edges and a bottom from a bag storage unit to the holding unit, (B) a discharge inserting section for opening the bag and inserting the discharge port to the opened upper part of the bag, (C) a discharge port fixing section for welding the inserted port to the inner surface of the upper part of the bag via the outer surface of the mounting section mounting the port and welding to seal the upper part of the bag, (D) a cooling section for cooling the welded position, (E) a charging section for charging the content from the port of the discharge port into the bag, and (F) a cap mounting section for mounting the cap at the port of the discharge port and sealing the port after the content is charged, sequentially disposed at the stopping positions of the holding unit.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus and method for manufacturing a package with a spout and a bag holding unit used for carrying out the method.

[0002]

2. Description of the Related Art A packaging body in which a flexible film made of polyethylene or other synthetic resin is used as a packaging material, which is made into a bag and filled with a liquid and other contents is widely known. Then, as shown in FIG. 6, a spout 2 for pouring out / sucking the contents is provided in the seal portion at the upper edge of the bag 1.
Package 1 with a spout in which (with cap 9) is fixed by sandwiching
0 is known.

The following method is known as a method of manufacturing the package 10 with a spout as described above. In the bag-making process, the spout is attached by welding to the inner surface of the upper edge of the bag in advance, and the appropriate parts other than the bottom of the bag or the spout attachment part are opened and left unsealed, and then boxed in this state. A method of transporting to a filling factory, filling the contents from an appropriate place other than the lower part of the bag or the attachment portion of the spout, and sealing the bag in the filling factory. A method of filling the contents from the open part of the bag in a filling factory, and before or after that, by attaching the spout to the inner surface of the upper edge of the bag by heat bonding and sealing.

[0004]

However, in the case of the above method, since the spout attached to the bag is bulky, it is inconvenient to transport or handle to the filling factory, and the mechanism of the bag feeding device is complicated. There is a problem such as becoming. For the above method,
Since the spout is attached by thermal bonding after filling the contents, there is a problem that the thermal adhesion may not be surely performed due to the contents attached to the bag. The present applicant has previously filed an application to solve such a problem (Japanese Patent Laid-Open No. 11-170405).

The present invention has been made in view of the above circumstances, and at the filling factory, attachment of the spout and filling of the contents can be performed at the same time, and these operations can be performed easily and surely. From the viewpoint of providing an improved and superior device and method, a device for manufacturing a package with a spout that is compact and can occupy a small installation area, and has a relatively simple structure and can be constructed at low cost. An object of the present invention is to provide a manufacturing method and a bag holding unit used for carrying out the manufacturing method.

[0006]

(1) According to the present invention, a plurality of bag holding units fixed to a turntable and intermittently moved with the rotation of the turntable, and a bag holding unit are sequentially arranged at respective stop positions. This is an apparatus for producing a package with a spout, which comprises the following respective parts (A) to (F). (A) A bag supply unit that supplies a bag whose both edges and bottom are sealed from the bag storage unit to the bag holding unit, (B) Open the bag,
Insert the spout into the open upper part of the bag, (C) Attach the inserted spout by welding to the inner surface of the upper part of the bag at the outer surface of the mounting part, and weld and seal the upper part of the bag. A spout fixing part, (D) a cooling part that cools the welded part, (E) a filling part that fills the bag with the contents from the spout opening, (F) after filling the contents, A cap attachment part that attaches a cap to the spout and seals it.

In the present invention, the following configuration can be further adopted. (2) Between (C) and (D), there is provided a re-sealing section for performing re-sealing by, for example, applying a hot plate to the welding location of the (C-1) spout. (3) The (F) cap mounting part consists of (F-1) a cap covering part that covers the mouth of the spout, and (F-2) a cap tightening part that rotates and tightens the covered cap. Become.

Further, the manufacturing method of the present invention is as follows. (4) For the bag held by the bag holding unit which is fixed to the turntable and intermittently moves as the turntable rotates,
This is a method for producing a package with a spout, which comprises sequentially performing steps (a) to (f). (a) A bag whose both edges and bottom are sealed is supplied from the bag storage device to the bag holding unit. (b) Open the bag and insert the spout into the open top of the bag. (c) The inserted spout is attached by welding to the inner surface of the upper part of the bag at the outer surface of the attachment part, and the upper part of the bag is welded and sealed. (d) Cool the welded portion. (e) Fill the bag with the contents from the mouth of the spout. (f) After filling the contents, attach a cap to the mouth of the spout to seal it.

Further, according to the present invention, (5) the step of opening the held bag and inserting the spout into the opened upper part of the bag, and the inserted spout to the inner surface of the upper part of the bag at the outer surface of its mounting portion. A bag holding unit directly used for carrying out a method for producing a package with a spout or a method for forming a spout for a packaging bag, the method comprising: A step of inserting the pouring port, which has an arm and a second arm, and the first arm has a gripping device at one end side thereof for gripping and releasing the upper side edges of both sides of the bag; In the state where the upper side edges of the bag are gripped, the left and right gripping devices move toward each other, the upper opening of the gripped bag is slackened, and the gripping devices are separated from each other after the spout is inserted into the upper opening. And pull the bag to both sides The second arm can be opened and closed by the one ends approaching each other and separating from each other, and by sandwiching the body part, which is the non-insertion part of the spout, inserted in the step of inserting the spout from both sides. A bag holding unit that holds the inserted spout at a predetermined position. (6) The first arm grips upper portions of both side edge portions of the bag at a predetermined position in a state where a spring force is applied in a direction in which the left and right gripping devices are separated from each other, and The left and right gripping devices may be moved closer to each other against the spring force, and the upper opening of the gripped bag may be slackened.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view showing the overall configuration of a manufacturing apparatus for a package with a spout according to the present invention, FIG. 2 is an explanatory view of the operation of the manufacturing apparatus for a package with a spout according to the present invention, and FIG.
Is a plan view illustrating the configuration of the bag holding unit 12 according to the present invention, FIG. 4 is a left side view illustrating the configuration of the bag holding unit 12, FIG. 5 is a perspective view of the spout 2, and FIG. It is a perspective view.

An apparatus for manufacturing a package with a spout according to the present invention is
It is used directly for carrying out the method for producing a package with a spout according to the present invention, and the package with a spout to be produced is a bag 1
From the above state to the state of the package 10, the bag holding unit 12 is held and rotationally moved, and each unit for performing a predetermined operation on the bag holding unit 12 or the held bag / package. . As shown in FIG. 1, the bag holding unit 12 is fixed to the turntable 11 and intermittently moves as the turntable 11 rotates (rotates). Bag holding unit 12
Are arranged on a peripheral portion obtained by dividing the rotary table 11 from the center 11a thereof at equal angles (in this example, into eight equal parts). At the respective stop positions where the bag holding unit 12 moves intermittently, the following parts (A) to (F2) are sequentially arranged, which is an efficient and space-saving arrangement. Each of the parts (A) to (F2) performs a predetermined operation or processing on the bag holding unit 12 or the held bag / package in the vicinity of the peripheral portion of the turntable 11. First, the structure and operation of each part of (A) to (F2) to the manufacturing method of the present invention will be described with reference to FIGS.
Details of the bag holding unit 12 will be described later. The configurations (A) to (F2) in FIG. 1 and (A) to (F2) in FIG. 2 correspond to each other.

(A) Bag supply section for supplying a bag whose both side edges and bottom are sealed from the bag storage unit to the bag holding unit: The bag supply unit A comprises a bag storage unit, The bags 1 whose both side edges and bottom are sealed are discharged one by one and supplied to the bag holding unit 12. Bag supply unit A
, The bag 1 is picked up one by one by a swing arm type gripping means, a vacuum suction cup or other suitable supplying means and is supplied to a predetermined position of the bag holding unit 12. The bag 1 is supplied to the bag holding unit 12 so that the opening is on the top, and the bag holding unit 12 holds the upper portions of both side edges of the bag 1 by the holding devices 29 and 30. The shape of the bag 1 is not particularly limited as long as both side edges and the bottom are sealed. In the case of a so-called standing pouch, a bag is used in which a folded packaging film is inserted into the bottom portion and both side edges on the front and back sides of the opposing packaging film are adhered and sealed. The material of the bag 1 is a single or composite film of a synthetic resin film such as polyethylene, a composite film in which an aluminum layer or the like is laminated on a synthetic resin film, and the like having a weldable innermost layer.

(B) Opening the bag and inserting the spout into the opened upper part of the spout: the spout insertion part B is a bag opening device,
It is provided with a spout inserting means for picking up the spout 2 and inserting it into the bag 1. First, the upper part of the bag 1 is opened using an appropriate bag opening device including a known technique such as sucking both sides of the bag 1 with the vacuum suction cups 50 while the upper portions of both side edges of the bag 1 are gripped. This is for inserting the spout 2 into the upper part of the bag. Next, the spout 2 is inserted by a spout insertion means into a predetermined position of the opening in the opened upper part of the bag. The spout insertion means is usually configured as a device for sequentially grasping spouts 2 arranged through a loop rail-shaped parts feeder with an arm. The spout 2 is made of polyethylene or other synthetic resin material that can be welded to the inner surface of the bag 1. The shape is not particularly limited. For example,
As shown in FIG. 5, the cap has a cylindrical mouth portion to which it is attached by screwing or other suitable means 3, a cap fixing portion 4, a first flange portion 5, a second flange portion 6, and further below. It is formed of a boat-shaped or rhombus-shaped attachment portion 7 to the bag 1.
A body portion 8 having a rectangular cross section is formed between the first flange portion 4 and the second flange portion 5. The attachment portion 7 to the bag 1 is a portion to be inserted into the opening at the top of the bag.

During the operation of the spout inserting means, the left and right gripping devices 29 and 30 of the bag holding unit 12 are moved so as to approach each other while gripping the upper portions of both side edges of the bag supplied from the bag supply section. The upper opening of the grasped bag 1 may be slackened. Then, after the spout 2 is inserted into the upper opening, the gripping devices 29 and 30 are moved so as to be separated from each other,
It is preferable that the bag 1 is configured to be pulled to both sides. This is to ensure the sealing by the next spout fixing part. In addition, the inserted spout 2 is held at a predetermined position by sandwiching the body portion 8 which is the non-insertion portion of the spout 2 inserted by the operation of the spout insertion means from both sides by the second arm described later. You should do it.

(C) The inserted spout is attached to the inner surface of the bag upper part by welding on the outer surface of the mounting part, and the upper part of the bag is welded and sealed. While maintaining the state in which the spout 2 is inserted into the open upper part of the bag, the outer surface of the mounting portion 7 of the inserted spout 2 is welded to the inner surface of the upper part of the bag, and the upper part of the bag is welded and sealed ( (Fig. 2 arrow).

The welding is carried out by using a welding device such as heat bonding, high frequency welding, ultrasonic welding or the like. In the present invention, since the spout 2 is attached to the bag 1 before filling the contents, even if the heat adhesion is performed by the hot plate 51, there is a disadvantage that the contents adhered to the bag do not ensure the heat adhesion. Absent. Further, the bag 1 can be sealed and the spout 2 can be attached at the same time.

(C-1) Re-seal portion for re-sealing the welding portion of the spout: The re-sealing portion C-1 re-seals by applying a hot plate 52 to the welding portion of the spout. As a result, it is possible to ensure the adhesion in the vicinity of the spout 2 where the seal is likely to be incomplete.

(D) Cooling unit for cooling the welded portion:
After the above welding is completed, the welded portion is cooled by using an appropriate device including a known technique such as pressing the cooling plate 55 to ensure the seal.

(E) Filling section for filling contents into the bag from the mouth of the spout: From the mouth of the spout 2 by inserting a contents filling nozzle 71 connected to the contents storage tank The bag 1 is filled with a predetermined amount of contents. As contents,
Examples thereof include liquids, pasty substances, and other fluid substances having various viscosities, powders, granules and the like. For example, it can be used for detergents, cosmetics, adhesives, etc. as well as liquid foods such as juice, soft drinks, mayonnaise and the like.

(F) Cap mounting portion for sealing the contents by filling the mouth of the spout with a cap after filling the contents: In this embodiment, the cap mounting portion (F) is (F-1) spout Cap on the mouth of the, and (F-
2) It consists of a cap tightening part that rotates and tightens the covered cap. When a cap that does not need to be screwed is used (when fitting is completed by fitting, etc.), the cap tightening portion is unnecessary. First, after filling the contents, the cap 9 covers the mouth of the spout 2 with the cap cover F-1. Next, the covered cap 9 is rotated and tightened by the cap tightening portion F-2 including a winding device. As a result, the bag 1 is in a hermetically sealed state, and the package 10 with a spout filled with the contents is obtained.

Package 10 with spout filled with contents
After the above is obtained, the package 10 with a spout is released from the bag holding unit 12 after the upper side edges of the bag are released from the bag holding unit 12, and is discharged by a conveyor or other appropriate means. This completes a series of operations. After releasing the grip, a cooling step of transferring the entire package to a cooling unit such as a water tank may be added.

Next, a preferred embodiment of a plurality of bag holding units 12 fixed to the rotary table 11 and moving together with the rotary table 11, which is an apparatus directly used in the manufacturing apparatus and the manufacturing method of the present invention, is shown in FIG. And FIG. 4 will be described. As shown in the drawing, each bag holding unit 12 has a pair of left and right first arms 13 and 14 and second arms 41 and 42, respectively. The longitudinal direction of each of the first arms 13 and 14 and the second arms 41 and 42 is different from that of the turntable 11.
Are arranged in the radial direction. The first arms 13, 14 and the second arms 41, 42 are bilaterally symmetrical. First arm 13, 14, gripping device 2
It is preferable that the opening and closing operations of the 9, 30 and the second arms 41, 42 are performed by converting the pressing force of the reciprocating cylinder into a rotational motion.

The pair of first arms 13 and 14 facing each other are
One end side (when the center of the turntable 11 is the inside, the turntable 1
1) has gripping devices 29, 30 capable of gripping and releasing the upper edges of both side edges of the bag 1. The gripping devices 29, 30 are rotatable about the shafts 29a, 30a. An elastic body such as a coil spring is provided inside the gripping devices 29, 30, and the first arm 13,
A pressing force is applied so as to come into contact with the end surfaces 13a, 14a on the one end side of 14. Thereby, the gripping device 2
9 and 30 are in a closed state so as to grip the upper portions of both side portions of the bag 1. The gripping devices 29, 30 are provided with roller-shaped receiving portions (roller followers) 29b, 30b, and when the roller-shaped receiving portions 29b, 30b are pushed in the direction of the arrow, the gripping devices 29, 30 are axial portions. 29
By rotating around a and 30a as axes, the bag 1 is opened in the arrow direction, and the gripped state of the bag 1 is released.

The first arms 13 and 14 are rotatably supported by the turntable 11 with the shaft portions 15 and 15 on the other end sides as fulcrums. Further, spur gears 16 and 16 are connected and fixed to the first arms 13 and 14 with the shaft portions 15 and 15 as shafts, and the first arms 13 and 14 are mutually connected to the spur gears 16 and 16.
It is engaged through 16. Therefore, the first arms 13 and 14 rotate together with the shaft portion 15 as an axis, and by this rotation, the left and right gripping devices 29 and 30 move toward and away from each other. To do.

A bar 17 for rotating the spur gear 16 is provided on (above) one spur gear 16, and a roller-shaped receiving portion 18 is provided at one end of the bar 17. There is. By moving the roller-shaped receiving portion 18 in the direction of the arrow, the gears 16, 16 and the first arms 13, 1
4 rotates, and the left and right gripping devices 29, 30 move in the direction of the arrow so as to approach each other.

The first arms 13 and 14 are provided on the turntable 1
A gripping device 2 is provided by a spring 20 having one fixed end portion.
Spring force is applied in the direction that 9 and 30 open,
A stopper 21 is provided on the turntable 11 to hold the first arms 13 and 14 at predetermined positions. The end 21 a of the stopper 21 contacts the side surface of the first arm 14. Since the stopper 21 is configured as a screw-shaped member and is movable in the axial direction, the distance between the gripping devices 29, 30 can be adjusted by moving the stopper 21. Therefore, it is possible to easily obtain a package corresponding to the size (width) of any bag.

The operation of the first arms 13 and 14 will be described. In the bag supply unit A described above, when the bag 1 whose both side edges and the bottom are sealed is supplied to the bag holding unit 12, the roller-shaped receiving portions 29b of the gripping devices 29 and 30 of the first arms 13 and 14, 30b is pushed in the direction of the arrow by a cylinder device or the like, so that the gripping devices 29, 30 move to the shaft 29
The bag 1 is received by opening in the arrow direction by rotating about a and 30a. Immediately after it is received, it is returned to its original state (the pressing in the direction of the arrow against the roller-shaped receiving portions 29b, 30b is released), and the upper side edges of the bag 1 are grasped by the grasping devices 29, 30. This gripped state is maintained until the package 10 with a spout filled with the contents is obtained. After the package 10 with a spout filled with the contents is obtained, it is pressed again against the roller-shaped receiving portions 29b, 30b in the direction of the arrow to release the grip on the upper side edges of the bag 1, The package 10 with an outlet is detached from the bag holding unit 12.

At the spout insertion portion B, the bag upper portion is opened with the upper side edges of the bag 1 being held by the bag opening device. At this time, while holding the upper portions of both side edges of the bag 1 supplied from the bag supply section A, the roller-shaped receiving section 18 provided on the bar 17 for rotating the spur gear 16 is attached to the cylinder device. By moving in the direction of the arrow, etc.,
The gears 16 and 16 and the first arms 13 and 14 rotate, and the left and right gripping devices 29 and 30 move in the directions of the arrows so that they approach each other. As a result, the upper opening of the grasped bag 1 is slackened, the upper part of the bag is opened, and the spout 2 is easily inserted. Then, after the spout 2 is inserted into the upper opening, the pushing of the roller-shaped receiving portion 18 provided on the bar 17 for rotating the spur gear 16 is stopped. Then, the gripping devices 29 and 30 move so as to be separated from each other and return to the original state, and both sides of the bag 1 are pulled by the gripping devices 29 and 30.

Next, the second arms 41 and 42 will be described. The pair of left and right second arms 41, 42 provided on the rotary table 11 can be closed and opened by one end side approaching each other, and the non-existence of the spout 2 inserted by the operation of the spout insertion part B. The inserted spout 2 is held by sandwiching the body portion 8 which is the insertion portion from both sides.

The second arms 41, 42 are substantially linear in a plan view, and are rotatably supported by a shaft portion 43 located at an intermediate portion in the longitudinal direction. Holding portions 44, 44 for holding the body portion 8 which is the non-insertion portion of the spout 2 from both sides are formed on the side of the one end portions 41 a, 42 a extending from the shaft portion 43. Therefore, the one end portions 41a, 42a side and the holding portions 44, 44 can be closed and opened by approaching each other and moving away from each other. On the side of the other ends 41b and 42b extending from the shaft portion 43 to the opposite side, the second arms 41 and 42 are connected by a coil spring (other elastic body) 45, and the other ends 41b and 42b are separated from each other. The spring force is applied in the opening direction (so that the one end portions 41a, 42a side and the holding portions 44, 44 come close to each other and close). Further, roller-shaped receiving portions 46, 46 are provided near the ends on the other end portions 41b, 42b side. The state shown in FIG. 3 is a state in which the roller-shaped receiving portions 46, 46 are not pressed at all.

The operation of the second arms 41 and 42 is performed when the spout insertion portion B is operated. In the spout insertion portion B, the bag upper portion is opened by the bag opening device, and the spout 2 is picked up by the spout insertion means and inserted into the bag 1. Therefore, the one ends 41a, 42a of the second arms 41, 42 must move and spread so as to be sufficiently separated from each other.
Therefore, the roller-shaped receiving portions 46, 46 are appropriately pressed by the pressing means 47 via the cylinder device or the like on the other end portion 41b,
Push so as to narrow the 42b side (arrow in FIG. 3). Then, the one end portions 41a, 42a side and the holding portions 44, 44 are formed.
Open by moving away from each other (Fig. 3 arrow). When opened, the spout 2 is inserted. As soon as the spout 2 enters the bag 1, the roller-shaped receiving portions 46, 46 are stopped from being pushed back. Then, the one end portions 41a, 42a side and the holding portion 4
4, 44 move to close each other and close, and return to the original state, and the holding portions 44, 44 are inserted by sandwiching the body portion 8 which is the non-inserted portion of the inserted spout 2 from both sides. The spout 2 thus formed is held at appropriate predetermined positions above, below, to the left, and right of the upper part of the bag. This holding state is maintained thereafter until the package 10 with a spout filled with the contents is obtained. After the package 10 with the spout filled with the contents is obtained, the upper portions of both side edges of the bag 1 are released, and the roller-shaped receiving portions 46, 46 are
Again, by appropriately pressing the pressing means 47 to the front side (arrow in FIG. 3), the holding of the spout 2 is released, and the package 10 with spout is separated from the bag holding unit 12.

The portion of the spout 2 inserted into the bag is shown in FIG.
The attachment portion 7 of the spout 2 shown in FIG. Further, a body portion 8 having a rectangular cross section is formed between the first flange portion 5 and the second flange portion 6, which are the non-insertion portions of the spout 2, and conform to the shape of the body portion 8. The notch is the second arm 41, 42
Holding portions 44 formed on the other end portions 41b, 42b of the
44. Therefore, when the non-inserted portion of the spout 2 is sandwiched from both sides, the holding portions 44 and 44 are configured to sandwich the body 8 having a rectangular cross section, so that the spout 2 is securely sandwiched at a predetermined position, and the spout 2 is sealed in the bag. It can be held in the proper position on the top.

The embodiment of the present invention has been described above.
The present invention is not limited to the above-mentioned ones, and can be appropriately added or modified within the scope of the gist of the present invention. For example, the bag 1 may be provided with means for printing the manufacturing date and the like. Further, a means for inflating the bag by blowing air or an inert gas such as N2 or CO2 into the bag through the mouth of the spout may be added in front of the contents filling section. Providing a means for inflating the bag facilitates filling of the contents. A degassing device may be provided to push out or suck the gas in the bag from the bag after filling the contents. As a means for pushing out the gas in the bag from the bag, for example, a means for pushing the outer surface of the bag can be used.

[0034]

As described above, according to the present invention, it is possible to perform the attachment of the spout and the filling of the contents together in the filling factory, and it is possible to perform these operations easily and reliably. Further, there is provided a manufacturing apparatus and a manufacturing method of a package with a spout, which is compact, can be installed in a small area, and has a relatively simple structure and can be configured at low cost. Further, by adopting the bag holding unit of the specific configuration according to the present invention, reliable and highly accurate operation is possible, and the spout of the packaging bag can be efficiently formed.

[Brief description of drawings]

FIG. 1 is a plan view showing the overall configuration of a manufacturing apparatus for a package with a spout according to the present invention.

FIG. 2 is an explanatory view of the operation of the manufacturing apparatus for a package with a spout according to the present invention.

FIG. 3 is a plan view illustrating the configuration of a bag holding unit 12.

FIG. 4 is a side view illustrating the configuration of the bag holding unit 12.

FIG. 5 is a perspective view of a spout 2.

6 is a perspective view of the package 10. FIG.

[Explanation of symbols]

A bag supply section B spout insertion part C spout fixed part C-1 Reseal part D cooling unit E Filling section F-1 Cap cover F-2 Cap tightening part 1 bag 2 spout 7 Spout attachment part 8 Body of the spout 9 cap 10 packaging 11 turntable 12 bag holding unit 13,14 First arm 29, 30 gripping device 41,42 second arm

   ─────────────────────────────────────────────────── ─── Continued front page    F-term (reference) 3E049 AA06 AB02 BA01 DA01                 3E075 AA04 BA47 BB02 CA01 DD13                       DD34 DD47 DE03 DE25 GA05

Claims (6)

[Claims] 1. A plurality of bag holding units fixed to a turntable and moving intermittently as the turntable rotates, and the following (A) to (F) sequentially arranged at respective stop positions of the bag holding units. An apparatus for manufacturing a package with a spout, which comprises each part of. (A) Bag supply part that supplies a bag with sealed edges on both sides and the bottom from the bag storage unit to the bag holding unit, (B) Opening the bag and inserting the spout into the open bag. , (C) The inserted spout is welded and attached to the inner surface of the upper part of the bag by the outer surface of the mounting part, and the spout fixing part that welds and seals the upper part of the bag, (D) Cooling part for cooling, (E) Filling part for filling contents into the bag from the mouth of the spout, (F) After filling the contents, attach a cap to the mouth of the spout and attach a cap. Department. 2. The package with a spout according to claim 1, further comprising: a reseal portion for resealing the welded portion of the spout (C-1) between the (C) and (D). Manufacturing equipment. 3. The cap mounting portion of the (F) is (F-1)
Cover the cap of the spout with the cap, (F
-2) The apparatus for manufacturing a package with a spout according to claim 1 or 2, comprising a cap tightening portion that rotates and tightens the covered cap. 4. A package with a spout for sequentially carrying out the following steps (a) to (f) for a bag held by a bag holding unit fixed to a turntable and intermittently moving as the turntable rotates. Body manufacturing method. (a) A bag whose both edges and bottom are sealed is supplied from the bag storage device to the bag holding unit. (b) Open the bag and insert the spout into the open top of the bag. (c) The inserted spout is attached by welding to the inner surface of the upper part of the bag at the outer surface of the attachment part, and the upper part of the bag is welded and sealed. (d) Cool the welded portion. (e) Fill the bag with the contents from the mouth of the spout. (f) After filling the contents, attach a cap to the mouth of the spout to seal it. 5. A step of opening the held bag and inserting the spout into the open upper part of the bag, and a step of attaching the inserted spout to the inner surface of the upper part of the bag by welding the outer surface of the mounting portion. A bag holding unit used for carrying out a method for producing a package with a spout including a spout, or a method for forming a spout for a packaging bag, wherein the bag holding unit has a pair of left and right first and second arms, respectively. The first arm has, at one end side thereof, a gripping device capable of gripping and releasing the upper side edges of both sides of the bag, and in the step of inserting the spout, the upper side edges of the bag are fixed. In the gripped state, the left and right gripping devices move so as to approach each other, slacken the upper opening of the gripped bag, and after the spout is inserted into the upper opening, the gripping devices move so as to separate from each other, and the bag is moved to both sides. The pulling action is performed, and the second arm It is possible to close and open by one end side approaching each other and separating, by sandwiching the body part, which is the non-insertion portion of the spout that was inserted in the step of inserting the spout from both sides, the inserted spout is placed at a predetermined position. Hold,
Bag holding unit. 6. The step of inserting the spout into the first arm by grasping upper portions of both side edges of the bag at a predetermined position with a spring force applied in a direction in which the left and right grasping devices are separated from each other. The bag holding unit according to claim 5, wherein the left and right gripping devices are moved so as to approach each other against the spring force, and the upper opening of the gripped bag is slackened.