KR100446347B1 - Method and apparatus for loading liquid into double bag, and apparatus for folding half bag for use in the apparatus - Google Patents

Abstract

Sealing from the filling of the liquid into the respective chambers of the double bag can be efficiently performed in the conveying path by an endless conveyor, thereby making it possible to simplify the apparatus.

It is formed of a long plastic bag by a soft synthetic resin, and the middle part of the longitudinal direction is partitioned by the middle partitioning part 2, and divided into two chambers of a loss (A) and a basement (B). The double bag 1 having opened 4) is conveyed in an inverted position, and when the double bag arrives at the liquid filling position, one thread is stood at an approximately right angle with the middle partition portion 2 of the double bag as a point. Filling a predetermined liquid from the filling port 3 to seal the filling port, and subsequently inverting and returning the yarn after the filling is completed, and moving the intermediate partition portion 2 to the point when it reaches another kind of liquid filling position. The other thread is stood at a right angle, and the other type of liquid is filled from the filling port 4 to seal the filling port.

Description

METHOD AND APPARATUS FOR LOADING LIQUID INTO DOUBLE BAG, AND APPARATUS FOR FOLDING HALF BAG FOR USE IN THE APPARATUS}

TECHNICAL FIELD The present invention relates to a liquid filling method and apparatus for filling two kinds of liquids individually into each chamber of a double bag having two chambers interposed in the middle, and a bag half device used in the apparatus.

In recent years, a bag called a double bag capable of dividing two different liquids into one bag can be used as a bag for filling such as medicines in recent years.

As shown in FIG. 1, this double bag 1 is formed into a long encapsulated shape by a soft synthetic resin, and has an intermediate partition portion 2 (easily peelable seal) at a substantially central position in the longitudinal direction. ) Is divided into a loss (A) and a basement (B), and the liquid filling holes (3, 4) are opened in each chamber (A, B) in the state before the sealing. Each chamber (A, B) is filled with different liquids to seal the filling ports (3, 4), and during use, the middle partition portion (2) is peeled off, and the two liquids are mixed to form a lower center position of the basement (B). It is configured to deliver the liquid through the port (5) welded by inserting in.

When filling liquid into each chamber (A, B) of the double bag (1) configured as described above, one chamber is filled with quantitatively filled liquid from the filling port, and then the filling port is sealed, and then double The bag 1 is inverted up and down, and a different kind of liquid is quantitatively filled from the filling port of the other chamber, and the filling port is sealed to produce a product. 6 shows a suspension supporting hole for suspending the double bag 1 at the time of liquid delivery, 7, 7 a positioning hole, and 8 a sealing piece for sealing the port 5.

In the conventional liquid filling method, however, between two chargers for individually filling two kinds of liquids into the upper and lower chambers A and B of the double bag 1 and a sealer for sealing the filling port of each chamber. It is necessary to arrange the reversing device for inverting the double bag 1 up and down separately. Therefore, it is necessary to adopt a rotary structure, and it is difficult to continuously manufacture the product using an endless conveyor. In addition to the complexity of the structure, the operation timing of each part was difficult to operate.

The present invention is capable of sealing the filling port from the filling of the liquid while conveying the double bag on an endless conveyor, and the method of filling the liquid of the double bag and improving the productivity and simplifying the device, and the device and the bag used in the device. The object of the present invention is to provide a cutting device.

1 is a plan view showing an example of a double bag to which the present invention is directed;

2 is a line configuration diagram showing one embodiment of the present invention;

Fig. 3 is a partial perspective view showing one set of the placing board on which the double bag in the present invention is placed;

4 is a perspective view showing an example of a cutting device;

Figure 5 shows the action of the half-half device, the state diagram of the half-half step,

6 is a state diagram at the time of completion of half cutting of the same half cutting device;

7 is a state diagram of the initial return of the same cutting device;

8 is a state diagram after the return of the same cutting device;

9 is a perspective view of the pushing device,

10 is a front view showing an example of a bag opening means at the time of port insertion;

11 is an explanatory diagram showing an example of a process of inserting the ports;

12A to 12C are plan views illustrating another example of the bag.

(Explanation of symbols for the main parts of the drawing)

1: double bag A: loss

B: cell 2: middle mesentery

3, 4: liquid filling port 5: port

6: hole for suspension support 7: positioning hole

8: sealing piece 10: conveyor

11: expect 12: back supply station

13: print zone 14: port insertion zone

15: 1st sealing area 16: 2nd sealing area

17,24: Return zone 18: Sealing sealing area

19: Lost filling area 20: Lost sealing area

21: filling area 22

23: Bag transfer zone 28A, 28B: Placement board

30: positioning pin 40: rack bar

44, 45: guide 48: drive bar

50: standing means 51: elevating bar

52: horizontal bar 55: step cam

56: pushing up device 57: air cylinder

58: head 59: pushing up part

63: support lever 66: lifting lever

67: cam rail 70: two-click

In order to solve the above problems, the present invention is formed into a long longitudinal encapsulation made of a soft synthetic resin, and the middle part of the longitudinal direction is partitioned by the middle partition part, and divided into two chambers of the loss and the basement, and each liquid filling port is divided into the chambers. The opened double bag is conveyed in an inverted position, and when the double bag arrives at the liquid filling position, one of the seals stands up at approximately right angles with the middle diaphragm of the double bag as a point to fill a predetermined liquid from the filling port. The filling port is sealed, and then the filling thread is inverted and conveyed, and when it arrives at a different type of liquid filling position, the other interstitial portion is raised to a point at a right angle, To fill a different type of liquid to seal the filling port.

In addition, the device for carrying out the liquid filling method, which is formed in a long encapsulated shape by a soft synthetic resin, the middle portion in the longitudinal direction is partitioned by the middle partition portion, divided into a loss and a basement, and the liquid filling opening is opened in each chamber. A filling device for filling and sealing two kinds of liquids into each chamber of a double bag, comprising: a plurality of bases whose one end is supported by an endless rotating conveyor and movable in a horizontal plane; Comprising two plates that correspond to the loss of the double bag and the basement, and the standing boards alternately freely standing alternately with the end portions adjacent to each other, and standing means for ups and downs of these mounting boards individually, and the conveyor Are arranged in sequence at predetermined positions along the rotational movement path of The chamber is provided with a liquid filling machine for filling liquid and a sealing means for sealing the filling opening of each chamber after filling the liquid.

In the above apparatus, the standing means for alternately standing the mounting board may be a simple air cylinder or a crank mechanism, which converts the mounting board from the horizontal posture to the vertical posture, but employs a half-section device configured as follows. It is desirable to. In other words, two kinds of liquids are formed in each room of the double bag in which the middle part of the longitudinal direction is partitioned by the middle partition part, and is divided into the loss and the basement. It is used in the filling device which fills and seals each, and is supported by two sheets of boards corresponding to the loss of the double bag and the base on each upper surface of the plurality of bases whose one end is supported on the endless rotating conveyor and movable in the horizontal plane. A driving device provided with a mounting board, which is alternately and standing freely, with end portions adjacent to each other, and the other end of the elevating bar having one end connected to each side of each of these mounting boards so as to move up and down Connected to the tip of the bar, and when the drive bar is rocked by the lifting device, The laying board is converted into a standing posture, and the filling of the liquid and the filling port are sealed with the double-back thread on the side thereof as the upright posture.

Embodiment

EMBODIMENT OF THE INVENTION Hereinafter, it demonstrates with reference to embodiment which shows this invention in drawing.

FIG. 2 is a layout diagram showing an overview of the entire apparatus for carrying out the liquid filling method to the double bag 1 (hereinafter abbreviated as bag) shown in FIG. 1, and an outer portion of the conveyor 10 which is endlessly rotating. One end is fixedly arranged so that a plurality of bases 11, 11... Which have a rectangular shape in plan view protrude in the horizontal direction.

The supply station 12 of the bag 1 is installed in the starting position of the end of the rotational motion trajectory of the bases 11, 11... Here, one bag from the side opposite to the insertion side of the port 5 of the bag 1. The printing area 13 which is supplied as a flat shape on the mounting board of the base 11 mentioned later, and which prints predetermined | prescribed printing to the bag 1 from the downstream of the rotational direction of the conveyor 10 from this position. A port insertion section 14 for inserting the port 5 into the center of the end of the basement B of the bag 1, and a primary sealing section for welding the port 5 without leakage to the bag 1) 15), sealing for sealing the sealing piece 8 at the opening end of the port 5, the secondary sealing zone 16, the return zone 17 of the conveyor 10, for forming the intermediate partition portion (2) Partial sealing area 18, loss filling zone 19 for quantitatively filling liquid in loss A, loss seal area 20 for sealing the filling port 3 of loss A, and basement B To meter the liquid Is the basement filling area 21, the basement sealing area 22 for sealing the filling opening 4 of the basement B, the bag transferring area 23 for carrying out the bag 1 after filling, the conveyor 10 ) Return zones 24 are arranged one by one, and the bag transfer zone 23 is provided with a conveying system 25 for conveying a bag 1 made of a product at a predetermined location. 26 is a bag supply part and 27 is a port supply part.

FIG. 3 shows one base 11 portion and a part of the conveyor 10, and on the upper surface of the base 11, a mounting board 28A corresponding to the loss A side of the bag 1 is shown. The mounting boards 28B corresponding to the side of the base and the basement B are provided, respectively, and these mounting boards 28A and 28B are provided by the shaft 29 which the end side adjacent to each other is common to the base 11 side. It is freely pivotally mounted in a range from a horizontal posture to a vertical posture.

Positioning pins 30, 30, ... into which the positioning holes 7, 7, ... of the bag 1 can be fitted are projected upward in the mounting boards 28A, 28B. In fact, the pins 30, 30 protrude from the ends of the levers 32, 32, which are freely pivoted in a horizontal plane about the shafts 31, 31 on the lower surfaces of the respective mounting plates 28A, 28B, respectively. The opposite ends of the levers 32 and 32 are provided with springs 34 so that the pins 30 and 30 are located at cutouts 33 and 33 (or long holes) formed in the mounting boards 28A and 28B. Towed by). 3, 35 is an adjuster for positioning the positioning pins 30 and 30, and 36 and 36 are freely provided with height adjustments on the upper surface of the base 11 to determine the horizontal position of the mounting boards 28A and 28B. Show the stand.

The conveyor 10 is a rack pinion system, and the rack bar 40 of length corresponding to the width | variety of the short side of the said base 11 becomes one unit, and these rack bars 40 and 40 are used. ...) is flexibly connected in the horizontal plane by the shaft 41, and the attachment parts 42 and 42 of the base 11 are fixed to the back of the rack bar 40 by the attachment shafts 43 and 43. The rack bars 40... 40 are guided along the guide grooves of the upper and lower guides 44 and 45. A drive pinion (not shown) meshes with the proper position of the rotational motion trajectory of the conveyor 10, and the conveyor 10 is endlessly rotated.

In the lower part of the base 11, standing means 50 is provided for standing the mounting boards 28A and 28B from a horizontal posture to a vertical posture.

This standing means 50 is installed perpendicularly to the base 11 of the position just below the above-mentioned shaft 29 which pivotally supports the mounting boards 28A and 28B as shown in FIG. 3, FIG. A shaft 47 installed and installed between the bearing portions 46 and 46, drive bars 48 and 48 whose bases are pivotally supported at both ends of the shaft 47, and the drive bars 48 and 48; A lifting bar pivotally supported at a position slightly spaced apart from the shaft 29 of the substrates 28A and 28B, the lower end of which is pivotally supported at the tip of the base 11 to penetrate through the holes 49 and 49 of the base 11. 51, 51, horizontal bars 52, 52 connecting between the intermediate portions of the drive bars 48, 48, and one end of the shaft 54 on the bearing portion 53 of the lower surface of the base 11; Is a member provided on the base 11 of the stepping cams 55 and 55 that are pivotally supported by the support cams, and on the stationary base side at positions corresponding to the lost charging zone 19 and the basement charging zone 21, FIGS. As shown in Fig. 9 Bar (48, 48) for raising slide device 56 which vertically swing is installed to constitute a plate-and-drop the standing means topped by these.

In addition, the pushing device 56 is installed at the lower position in the stop position of the mounting plate 28A on the side of the chamber A in the loss chamber 19, and in the basement charging zone 21, It is provided in the downward position in the stop position of the mounting board 28B by B side.

When the stepping cams 55 and 55 are described with respect to only one side thereof, when the horizontal bar 52 moves upward, the horizontal bar 52 slides and the inclined surface 55a receives a rotational action. And a concave portion 55b at the upper end of the inclined surface 55a and into which the horizontal bar 52 passing through the inclined surface 55a is engaged, and on a side opposite to the concave portion 55b, It has the protrusion (roller) 55c for removing 55b from the horizontal bar 52. As shown in FIG.

The pushing device 56 has a head 58 fixed to the distal end of the piston rod 57a of the air cylinder 57, and the head 58 has the transverse direction during the extension operation of the piston rod 57a. Horizontal bar push-up part 59 which touches the lower surface of the bar 52 and pushes it up, and stops pushing up of the horizontal bar 52, and puts it on the base board (B in FIG. 5-8). When the plate 28B is erected, the head 58 has a hook 60 which stops the horizontal bar 52 between the horizontal bar pushing-up portions 59 and maintains the standing state. The holding lever 63 is pivotally supported by the 61 and the hook 60 is pressed by the spring 62 in the direction of the horizontal bar 52, and in order to cause the mounting plate 28B to gradually fall after filling. The head 58 is supported by the shaft 64 freely, and at the same time, it is pressed upward by the spring 65, and the upper end of the step cam 55 A pushing lever 66 for pushing up the outlet part 55c to pull out the horizontal bar 52 from the recess 55b, and the lower end of the shaft 64 of the pushing lever 66 is arranged on the fixed base side. It is pushed up by the cam rail 67 provided at predetermined time.

3 and 4, 68, 68. The base 11 pivots on the lower ends of the attachment parts 42 and 42 and the bearing parts 46 and 46 in order to maintain smoothness when the base 11 is grounded to the base plate 69 on the fixed side and rotates around. Roller.

As the port insertion zone 14 in Fig. 2, an enlargement opening device for bags described in Japanese Patent Laid-Open No. 5-111968 is used. Referring to this outline, as shown in FIG. 10, a two-click is clicked so as to face each other up and down in the widthwise center position of the base B of the bag 1 placed on the mounting substrates 28A and 28B. 70 and 70 are installed freely in a direction to move away from each other.

The two-clicks 70 and 70 have click portions 71 and 71 at their ends, and the middle portion is pivotally supported on the frame side, not shown by the axes 72 and 72, so that the click portions 71 and 71 can be opened and closed freely. Composed of a pair of bar members 73 and 73, the click portions 71 and 71 of the upper and lower double clicks 70 and 70 are displaced so as to intersect with each other, and the film constituting the bag 1 is clicked. The upper and lower films are copied and opened by facing the sections 71 and 71. This facing action is a wedge member (not shown) between the ends opposite to the click sections 71 and 71 of the bar members 73 and 73. By clicking), the click parts 71 and 71 are closed.

Accordingly, as shown in FIG. 11, the port 5 is inserted by opening the bag 1 by the two clicks 70 and 70 and then moving the support 74 supporting the port 5 in the direction of the arrow. In the primary sealing region 15, the film and the port 5 are welded by welding means (not shown). In addition, 75 is a sealing pressurizing member, it is for descending at the time of enlarged opening of the bag 1, and is for pressurizing the bag 1.

In the other loss filling zone 19 and the basement filling zone 21, a normal charger for quantitatively filling each liquid is installed, and each filling hole 3 after filling is filled in the loss sealing zone 20 and the basement sealing zone 22. , 4) is provided with a conventional sealing device.

Next, the operation of the above embodiment will be described.

The feeding station 12 of the bag is fed into the mounting boards 28A, 28B of the base 11 from the side opposite to the side where the port 5 of the bag 1 is inserted, and the positioning holes 7, 7 ...) are positioned so that they are fitted to the positioning pins 30, 30...

Thus, when one bag 1 is placed on the conveyor 10, the conveyor 10 intermittently rotates, and when the bag 1 reaches the print area 13, predetermined printing is performed, and then the port inserting area. The port 5 is inserted at 14 and the port 5 is welded at the primary sealing zone 15.

The other corners are then sealed in the secondary seal zone 16 and the form of the double bag 1 is completed.

Subsequently, the sealing piece 8 is attached to the end of the opening of the port 5 in the sealing piece sealing zone 18 and sealed, and reaches the lost filling zone 19.

When the loss filling zone 19 is reached, the pushing device 56 on the loss A side rises, and the horizontal bar pushing portion 59 raises the horizontal bar 52 on the mounting board 28A side. The horizontal bar 52 is pushed up to reach the inclined surface 55a of the stepping cam 55, and is pushed up to ascend.

When the horizontal bar 52 reaches the recessed portion 55b through the inclined surface 55a, the stepping cam 55 returns by its own weight about the axis 54, and the recessed portion 55b is the horizontal bar ( The horizontal bar 52 is engaged with the lower surface of the 52.

While reaching this state, the elevating bar 51 at the tip of the drive bar 48 that swings upward by pushing the horizontal bar 52 ascends to point the shaft 29 on the mounting plate 28A. When the horizontal bar 52 is engaged with the recessed portion 55b of the stepping cam 55, the mounting board 28A is converted to a vertical position, and the bag 1 on the upper side is rotated upward. The loss (A) side of) is cut in half about the middle partition part 2.

As a result, the filling opening 3 of the loss A is in an upright position, and the liquid is quantitatively filled by the filling unit through the filling opening 3 at the next stop position, and after the filling loss zone 20 ), The filling port 3 is sealed, and then the pushing lever 66 of the pushing device 56 is pushed up by the cam rail 67 so that the upper end thereof is the protrusion of the step cam 55 ( 55c) and the pushing bar 55 is rotated so that the concave part 55b of the stepping cam 55 descends by pushing this, and the horizontal bar 52 also descends together accordingly, Gradually, the drive bar 48 swings downward, and the mounting substrate 28A returns to the horizontal position.

Subsequently, it reaches to the basement charging zone 21, where the base plate 28B on the basement B side is lifted up by the pushing device 56 on the side thereof, and the base plate 28A. In the same way, the liquid for the chamber B is quantitatively filled from the filling port 4 of the cellar B, and then returned to the horizontal posture after the filling port 4 is sealed in the sealing chamber 22. In the bag transfer area 23, the conveying system 25 may be used, and the product may be conveyed to a predetermined place as a product.

In the above operation, since the conveyor 10 is configured as a rack conveyor, precise conveyance is possible, and accurate filling and sealing can be achieved.

In addition, the present invention is to fill the chamber of the double bag having an intermediate partition portion, the liquid is filled into a short bag (1 ') as shown in Figure 12a, or a long bag (1) as shown in Figure 12a, 12c If the amount of charge is small, the bag 1 'or 1 " is placed on the placing board 28B on which the base B side of the double bag 1 of FIG. 1 is placed, and the port 5 By standing up the side, a predetermined amount of liquid can be filled from the filling ports 4 ', 4 ".

As described above, according to the present invention, since the middle diaphragm of the double bag was placed as a point position, one side was stood up alternately with respect to the other side, and the liquid was filled and sealed from the filling openings of the respective chambers. It is not necessary to use a complicated mechanism such as upside down, so that the line can be made flat and simple, and a compact line can be made with low installation cost.

Claims (3)

It is formed by a long plastic bag made of soft synthetic resin, and the middle part in the longitudinal direction is partitioned by the middle partition part to divide it into two chambers, the upper part and the lower part. When the double bag arrives at the liquid filling position, one of the seals stands up at a right angle with the middle partition of the double bag as a point, and a predetermined liquid is filled from the filling port to seal the filling port, and then the filling is completed. The latter yarn is inverted and conveyed, and when it arrives at a different type of liquid filling position, the other diaphragm stands as a point at an approximately right angle, and the other type of liquid is filled from the filling port to fill the filling inlet. A liquid filling method of a double bag, characterized by sealing. Two kinds of liquids are formed in each room of the double bag in which the middle part of the longitudinal direction is partitioned by the middle partition part and is divided into the loss and the basement by the soft synthetic resin. A filling device for filling and sealing a plurality of bases, one end of which is supported by an endless rotary motion conveyor and movable in a horizontal plane, and two plates on the top of the base, corresponding to the loss of the double bag and the basement. And a standing plate which alternately stands freely with the end portions adjacent to each other as a point, standing means for undulating these placing plates individually, and sequentially arranged at predetermined positions along the rotational movement path of the conveyor. A liquid filling machine that is installed and fills the liquid when each thread of the double bag alternately stands up; And a sealing means for sealing the filling openings in the front and rear chambers. Two kinds of liquids are formed in each room of the double bag in which the middle part of the longitudinal direction is partitioned by the middle partition part and is divided into the loss and the basement by the soft synthetic resin. It is used in a sealing device for filling and sealing, and is composed of two sheets corresponding to the loss of the double bag and the base on each upper surface of a plurality of bases whose one end is supported on an endless rotating conveyor and movable in a horizontal plane. And a mounting plate provided with alternating uprights alternately adjacent to each other as a point, and the other end of the elevating bar having one end connected to each side of each of these placing boards so as to be able to swing up and down with the proximal end as a point. Connected to the tip of the bar, and when the drive bar is rocked by the lifting device, A drop plate upright posture conversion to a standing position, and the side of the double-chamber bag half bag apparatus using the double bag liquid filling apparatus, characterized in that to effect the charging and sealing of the liquid filled sphere.