JPH1129105A - Filling and packaging apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent foreign matters from dropping by supplying a sheet-like bag body to a filling position, opening a mouth of the bag body to a size corresponding to a filling port for inserting the filling port, filling contents to be filled discharged from the filling port inside the bag body and deaerating excessive air inside the bag body to close the mouth of the bag body. SOLUTION: The filling and packaging apparatus 1 transfers a box body A with an upper face opened supplied from a box making process to a filling position (a), a deaerating position (b) and a closing position (c) specified on a carrying conveyer 2 and raises the box body A to a height for allowing insertion of a bag body B by a lift mechanism placed at the filling position (a). The bag body B is supplied to the filling position (a) by a supply mechanism 5 placed at a separating position, a mouth Ba of the bag body B is opened by an opening mechanism 6, and a predetermined of contents to be filled is filled into the bag body E by a filling mechanism. Both sides of the bag body B are pressed by a deaerating mechanism 8 placed at the deaeration position (b) for deaerating excessive air, and the mouth Ba is closed. Thus a foreign matter can be reliably prevented from dropping into the bag body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a filling and packaging apparatus used for filling a bag such as margarine, butter, jam, or a filler such as granules and liquid.

[0002]

2. Description of the Related Art Conventionally, as an apparatus for filling an article into a bag as described above, for example, as shown in FIG. 16, a flap Aa of a box A such as a cardboard box formed in an open top form. , The mouth Ba of the bag body B laid inside the box body A
Is turned outward to cover and transported to the filling position.
A filling port 5 is provided at the center of the bag B laid inside the box A.
For example, there is a filling device for inserting a predetermined amount of the filling material C supplied from a filling material supply device (not shown) such as a hopper into the bag body B by inserting the hopper 3.

[0003]

However, as described above, the mouth Ba of the bag B covered with the flaps Aa.
Is transported in an open state, and the inside of the bag B is filled with a predetermined amount of the filling material C, so that the flap Aa of the box A is
Between the step of covering the mouth Ba of the bag B and the step of closing the mouth Ba of the bag B, for example, some of the components such as bolts are included in the bag B. Or the foreign matter such as debris or dust such as metal, resin, glass or the like may fall into the bag body B, and the quality of the filling material C and the reliability of the device are impaired. doing.

Therefore, on the side of the bag B or the filling port 53,
By arranging the detection sensor S for detecting a large foreign matter such as a part, a debris, and dust, it is possible to accurately determine whether a large foreign matter has dropped into the bag B based on the detection by the detection sensor S. It is possible to reliably prevent the filler C mixed with foreign matter from being supplied to the next step or the next operation. For example, when a small foreign matter such as dust or dust falls into the bag B, However, it is difficult or impossible to detect by the detection sensor S described above, and it is impossible to prevent foreign matter from being mixed into the filling material C filled in the bag body B. In addition, when the detection sensor S having high sensitivity is used, large and small foreign substances can be reliably detected. However, since the detection sensor S also detects the bag B and the filling material C attached to the filling port, the foreign substances and the filling substance are not detected. There is a problem that it is difficult to determine the difference between the objects C and it is difficult to detect only the foreign matter.

In view of the above problems, the present invention opens the mouth of the bag body to a size corresponding to the filling port, and then inserts the filling port into the mouth of the bag body to fill the filling material. An object of the present invention is to provide a filling and packaging apparatus capable of reliably preventing a foreign substance from falling into the body and preventing the quality of the filling material and the reliability of the apparatus from being impaired.

[0006]

According to the first aspect of the present invention,
A filling and packaging apparatus for supplying a container formed in an open top form to a filling position and filling the bag into a bag stored in the container, wherein the bag flattened in the sheet shape is filled at the filling position. Supply means for supplying the liquid to the bag, and opening means for opening the mouth of the bag supplied by the supply means to a size corresponding to the filling port, and filling the mouth of the bag opened by the opening means. A mouth is inserted, a filling means for filling the bag body with the filler discharged from the filling port is provided, and a deaeration means for degassing excess air inside the bag body filled with the filler is provided, It is a filling and packaging apparatus provided with a closing means for closing the mouth of the bag degassed by the degassing mechanism.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, a filling and packaging apparatus is provided at the filling position with a weighing means for measuring the weight of the filling material to be filled in the bag body. It is characterized by being.

[0010] According to a third aspect of the present invention, there is provided a filling and packaging device having a vibration generating means for applying vibration to the bag and the filling at the filling position in addition to the constitution of the first or second aspect. The device is characterized in that:

[0009] The invention according to claim 4 is the first and second inventions.
Or in combination with the configuration described in 3 above, at the same position set after the filling position, a deaeration means for deaeration of excess air inside the bag and a closing means for closing the mouth of the bag are provided. A filling and packaging apparatus.

[0010] The invention according to claim 5 is the first and second inventions.
Or a filling and packaging apparatus provided with deaeration means for deaeration of excess air inside the bag body and closing means for closing the mouth of the bag body at the filling position in addition to the configuration described in 3. It is characterized by the following.

[0011]

In the filling and packaging apparatus according to the first aspect of the present invention, the supply means is driven to supply the flattened bag into the filling position, for example, after storing the bag inside a container such as a cardboard box or Before storage, the opening means is driven to open the mouth of the bag to a size corresponding to the filling port. Thereafter, the filling means is driven to insert the filling port into the mouth of the bag, and the inside of the bag is filled with a predetermined amount of the filling (for example, margarine, butter, jam, etc.). After withdrawing the filling port from the mouth of the bag, the deaeration means is driven, and the excess air inside the bag is forcibly deaerated, and then the closing means is driven to remove the mouth of the bag. Since the blockage is made (for example, winding blockage, polymerization blockage), it is possible to reliably prevent foreign matters such as components, debris, and dust from falling into the bag body as in the conventional example.

According to a second aspect of the present invention, in addition to the operation of the first aspect, the filling / packaging apparatus measures the weight of the filling material to be filled in the bag body by a weighing means, and before the weight reaches a predetermined filling amount. Since the amount of the filling material discharged from the filling port is reduced and the filling amount is finely adjusted, the filling operation can be performed accurately.

According to a third aspect of the present invention, in addition to the operation of the first or second aspect, the filling and packaging apparatus imparts the vibration generated by the vibration generating means to the bag and / or the container during or after the filling. The air contained in the space between the bag and the container and in the filling is degassed and stored in a state where the bag is in close contact with the inner wall surface of the container, which corresponds to the storage volume inside the container. As a result, the same amount of the filler can be filled in the bag body, and the packaging efficiency and the transport efficiency are improved.

According to a fourth aspect of the present invention, in addition to the operation of the first, second, or third aspect, the filling and packaging apparatus supplies the air to the deaeration means and the closing means provided at the same position set after the filling position. Since the operation of deaeration of the excess air inside the bag by the deaeration means and the operation of closing the mouth of the bag by the closing means are performed at the same position, the transport distance and the transport time are reduced, and Efficiency can be improved. In addition, the overall length of the device is shortened, and the size can be reduced.

According to a fifth aspect of the present invention, there is provided a filling / packaging apparatus in which, in addition to the operation of the first, second, or third aspect, an operation of filling the inside of the bag with the filling means, and an inside of the bag with the deaeration means. Since the work of deaeration of excess air and the work of closing the mouth of the bag by the closing means are performed at the same position, the transfer distance and the transfer time are shorter than performing the deaeration work and the closing work at other positions. , And the work efficiency can be increased and the size can be reduced. In addition, since a plurality of means are collectively provided at one position, the installation space of the entire apparatus can be reduced, and installation and movement can be easily performed.

[0016]

According to the present invention, the opening of the mouth of the bag is opened to a size corresponding to the filling port, and then the filling port is inserted into the opening to fill the filling material. In addition, foreign matters such as parts, debris, dust and the like can be reliably prevented from falling into the bag body, so that the quality of the filling material is not impaired and high reliability as the device can be obtained. Moreover, since the weight of the filling material to be filled into the bag body is measured by the measuring means, and before reaching the predetermined filling amount, the amount of the filling material discharged from the filling port is reduced and the filling amount is finely adjusted. , The filling operation can be performed accurately.

Further, vibration is applied to the bag and / or the container to bring the bag into close contact with the inner wall surface of the container and to remove air contained between the bag and the container and in the filling. According to the storage volume inside the container, the same amount of the filling can be filled into the bag body, and the packing efficiency and the transport efficiency are improved.

Further, at the same position set after the filling position, an operation of degassing excess air inside the bag body,
By performing the operation of closing the mouth of the bag, the transport distance and the transport time are shortened, and the efficiency of the operation can be improved. In addition, since the overall length of the device is shortened, downsizing can be achieved.

In addition, by performing the filling operation, the deaeration operation, and the closing operation at the same position, the transporting distance and the transporting time are shorter than performing the deaeration operation and the closing operation at another position as described above. , And the work efficiency can be increased and the size can be reduced. In addition, by providing a plurality of means collectively at one position, the installation space of the entire apparatus can be reduced,
Easy to install and move.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. The drawing shows, as an example of a container, a filling and packaging apparatus used for filling a bag inserted into a box with a filling material. In FIGS. The top-open box A (cardboard box) supplied from the box process (not shown) is transported to a filling position a, a degassing position b, and a closing position c set on the transporting conveyor 2, The bag body B is moved by the lifting mechanism 3 disposed below the filling position a.
Is raised to a height at which insertion of the box body is permitted. The cylindrical raw material f wound into a roll by the feed mechanism 4 disposed on the side of the same position is supplied to the welding position d and the separation position e set on the feed path, and One bag B is separately formed corresponding to the size. The bag B separated into one is supplied to the filling position a by the supply mechanism 5 disposed below the separation position e, and the opening Ba of the bag B is opened by the opening mechanism 6 disposed at the same position. A predetermined amount of the filling material C (for example, margarine, butter, jam, etc.) is filled into the bag body B by the filling mechanism 7 disposed at the upper portion of the same position. Excess air is degassed by pressing both side surfaces of the bag body B by the deaeration mechanism 8 disposed at the deaeration position b, and the opening Ba
Close. The bag B is wound by the winding mechanism 9 disposed at the winding position c.
The opening Ba of the bag body B is inserted along the front and rear inner wall surfaces of the box body A by the pushing mechanism 10 disposed above the same position, and the upper surface thereof is pressed.

The above-mentioned conveyor 2 has a plurality of feed rolls 16 suspended at predetermined intervals in the feed direction between mounting frames 15 provided on both sides, and a motor with a speed reducer (shown in the drawing). The feed rolls 16 are rotated in the feed direction by the driving force of (omitted), and the box A formed by, for example, corrugated paper, synthetic resin, or the like with an open top surface or boxed by an automatic box making machine (not shown) is positioned. transported to a, b, c
The transport of the box A is stopped by a stopper (not shown) provided in the box. The closed box A is sealed with an operator's hand or an automatic sealing machine (not shown).

The above-mentioned elevating mechanism 3 has an elevating conveyor 21 which can be raised and lowered between a filling position a and a deaeration position b, and a side portion of the elevating conveyor 21 is axially (vertically) mounted on the same side.
And is vertically movably engaged with the screw shaft 22. A lifting / lowering motor 23 with a speed reducer disposed at the lower portion on the same side rotates the screw shaft 22 forward and reverse via sprockets 23a, 23a and a chain 23b, and a lowering position where the lowering position becomes horizontal with respect to the conveyor 2, and The raising and lowering conveyor 21 is moved up and down to a raised position in which the bottom side of the bag body B held by the supply mechanism 5 is stored in the box A, and a scale 24 (for example, a load cell) attached to the raising and lowering conveyor 22 Weigh the weight of the filling C filled in the bag B with
The elevating conveyor 22 is vertically lowered based on the measurement. And a vibration generator 2 attached to a lifting conveyor 22.
5 applies vibration to the box A and the bag B placed on the elevating conveyor 22 at the time of filling, and is included between the box A and the bag B and in the filling C. Since the air is degassed, the filler C can be filled in a state where the bag B is in close contact with the inner wall surface of the box A.

As shown in FIG. 2, the feed mechanism 4 described above is, for example, a cylindrical raw material f formed of a synthetic resin or a resin-lined cylindrical raw material f (for example, a flat state).
It is wound in a roll shape in a gusset-folded state or a flat-folded state, and is loaded in a loading section 26 arranged on the side of the apparatus. The raw material f is a feed roll 27 that is suspended on a feed path.
, A press roll 28, a dancer roll 29, a feed roll 30, and a press roll 31, and the feed rolls 27, 30 are rotated in a feed direction by a motor with a speed reducer (not shown), so that a feed path is provided. The raw material f is supplied to the welding position d and the separating position e set above, and the raw material f is set to an arbitrary length below the rolls 30 and 31 (dimensions corresponding to the size of the box A).
Only droop.

At the welding position d, a heating member 32 (heater) and a receiving member 33 are disposed so as to face the upper and lower surfaces of the web f. The holding cylinder 34 and the receiving cylinder 35 disposed on the upper and lower portions, respectively, relatively move the heating member 32 and the receiving member 33 in a direction facing the upper and lower surfaces of the raw material f, and the raw material f Are pressed and held by the members 32 and 33, and the pressed portion of the raw material f is heated and welded in the width direction by one of the heating members 32, and the raw material f is arbitrarily lengthed (dimension corresponding to the size of the box A) Weld to.

On the other hand, at the separation position e, a pressing member 36 and a receiving member 37 are provided so as to face the front and rear surfaces of the web f. The holding cylinder 38 disposed on one side moves the holding member 36 in a direction facing one side surface of the web f, and presses and holds the lower front and rear surfaces of the welded portion of the web f with the members 36 and 37. I do. When the welding side (bottom side of the bag body B) of the raw fabric f is hung below the members 36 and 37 by an arbitrary length, the rodless cutting cylinder 39 disposed on the other side is disposed below the members 36 and 37.
The cutting blade 40 is reciprocated in the width direction along one lower side surface of the welded portion of the raw material f pressed and held at 7, and one bag B is separated and formed according to the size of the box A.

In the supply mechanism 5 described above, as shown in FIG. 3, a holding plate 41 is disposed below the separating position e and opposed to the lower side surface of the bag body B held by the members 36 and 37. And
At both ends of the holding plate 41, holding plates 42, 42 are pivotally mounted so as to be rotatable in a direction facing the both side edges of the bag body B. On the holding surfaces of the holding plates 41 and 42, a holding pad 45 formed of a member having a large contact resistance such as synthetic rubber is used.
Is installed. The advancing / retracting cylinder 43 disposed below the separation position a has a retracted position for holding both side edges of the bag B held by the members 36 and 37, and a mouth Ba of the bag B by the opening mechanism 6 described later. Clamping plate 4 with forward position to be opened
1, 42 is moved back and forth. The holding cylinders 44, 44 attached to both ends of the holding plate 41 rotate the holding plates 42, 42 at a closing angle at which both side edges of the bag body B are held and an opening angle at which the holding is released. I do.

As shown in FIGS. 4 and 5, the opening mechanism 6 is located above the filling position a and faces the opening Ba of the bag B held by the holding plates 41 and 42 of the supply mechanism 5. For example, adsorbers 46, 46 connected to negative pressure generating means (not shown) such as an intake blower and a vacuum pump are rotatably suspended. The adsorber 46 is attached to the free end of the swivel arm 47 facing the side surface of the mouth Ba of the bag body B, and the base end of the swivel arm 47 is attached to the middle part of the support shaft 48 which is suspended on both sides. It is fixed and provided so as to be rotatable in a direction facing the side surface of the mouth Ba of the bag body B.

The pressing cylinder 49 fixed to the free end of the revolving arm 47 is brought into close contact with the central side surface of the mouth Ba of the bag B held by the holding plates 41 and 42, and The adsorber 46 is moved back and forth to a retracted position where the opening Ba (for example, hexagonal, cylindrical, etc.) of the bag B is opened to a size corresponding to a filling port 53 described later. The opening cylinder 50 disposed on the side portion engages the gears 48a, 48a fixed to the ends of the support shafts 48, 48 with each other to form a clamping plate 41,
The suction element 4 is attached to the side of the mouth Ba of the bag body B held at 42.
The swivel arm 47 is turned up and down between a vertical position where 6 is pressed and a horizontal position where the holding plates 41 and 42 are allowed to move forward and backward.

A width shift plate 51 is spline-fitted to the shaft peripheral surfaces of both ends of the support shaft 48 around the pivot arm 47 so as to be movable in the axial direction. The width shift plate 51 is vertically rotated integrally with the revolving arm 47, and the holding plates 41 and 4 are rotated.
The adsorber 46 is attached to the side surface of the mouth Ba of the bag body B held in Step 2.
Is pressed against both sides of the mouth Ba of the bag body B. The width shifting cylinder 52 fixed to the coaxial peripheral surface includes:
The mouth portion Ba of the bag body B is slightly shifted so that the opening operation by the suction element 46 is allowed, and a filling port 53 described later is provided.
The opening Ba of the bag B is prevented from being opened more than necessary.

On the other hand, a rodless moving cylinder 13 erected between the side of the filling position a and the side of the degassing position b.
The feeding mechanism 5 and the opening mechanism 6 are integrally reciprocated in parallel with the feeding direction of the elevating conveyor 21, and are horizontally moved to the deaeration position b while holding the opening Ba of the filled bag body B. Moving. On the other hand, the rodless moving cylinder 14 erected on the side of the elevating conveyor 21 is operated in synchronization with the moving cylinder 13 described above, and the elevating conveyor 2 is moved.
The pusher plate 15 abutting on the rear surface side of the box A placed in 1 is reciprocated between the filling position a and the deaeration position b to remove the box A containing the filled bag B. It moves horizontally to the deaeration position b.

The above-described filling mechanism 7 is shown in FIGS.
As shown in FIG.
A filling port 53 connected to a filling material supply device (not shown) such as a hopper, a tank, or the like is vertically provided so as to be able to move up and down, facing the opening Ba of the bag body B held open at 46. The insertion motor 54 disposed on the upper side includes a gear 55 fixed to the motor shaft and a rack 56 fixed to the side of the filling port 53.
And the bag B held open by the adsorbers 46, 46
In the mouth Ba (below the inner peripheral edge of the mouth Ba)
The filling port 53 is moved up and down between a lowered position where the charging is performed and a raised position where the opening operation by the suction elements 46 and 46 is allowed. Note that, instead of the above-described insertion motor 54, the filling port 53 may be moved up and down by other means such as a cylinder mechanism, a chain mechanism, and a screw feed mechanism.

As shown in FIG. 7, the deaeration mechanism 8 has movable tables 58, 58 mounted on the front side of a mounting frame 57 provided above the deaeration position b so as to be movable left and right. A lifting table 59 is mounted on the front side of the device so as to be vertically movable, and a pressing plate 61 is mounted on the tip side of a support arm 60 fixed to the front side of the lifting table 59. The advancing / retracting cylinder 62 fixed to the center surface of the mounting frame 57 moves the movable table 58 left and right to allow the bag body B held by the opening mechanism 6 to move back and forth, and the flaps Aa and Aa of the box body A. The pressing plates 61, 61 are moved to an intermediate position vertically inserted along Aa and an advanced position where the mouth Ba side of the held bag body B is brought into close contact.
The elevating cylinder 63 fixed to the movable table 58 includes the elevating table 5.
9, the pressing plates 61, 61 are moved to a lowered position inserted between the flaps Ab, Ab of the box A, and a raised position pulled out from between the flaps Ab, Ab of the box A.

As shown in FIG. 9, the above-mentioned pressing plate 61 is formed in such a size as to be pressed against the side surface of the bag body B held by the opening mechanism 6, and has a lower end center portion and both lower end portions. The pressing rollers 61a and 61b are pivotally supported by the parts. and,
The pressing roller 61a is tilted to an angle at which the pressing roller 61a is pressed first against the side surface of the bag body B while being urged to rotate in the direction pressed against the side surface of the bag body B.

At both sides of the deaeration position b, pressing plates 6
A heating member 64 (heater) and a receiving member 65 are disposed facing the side surface of the mouth portion Ba of the bag body B pressed by 1, 61, and a pressing cylinder 66 disposed on the left side and a receiving side disposed on the right side. The cylinder 67 moves the members 64 and 65 in the direction facing the mouth Ba of the bag body B, presses and holds the mouth Ba, and heat-welds the mouth Ba in the width direction by the heating member 64. . Further, a pressing member 68 and a receiving member 69 are attached to the upper portion thereof so as to face the side surface of the mouth Ba of the bag B pressed by the members 64 and 65, and the mouth Ba of the bag B is fixed by the members 64 and 65. When pressed, the upper surface of the mouth Ba is pressed and held by the members 68 and 69.

The above-described winding mechanism 9 is shown in FIGS.
0, the mounting frame 7 erected on the side of the winding position c.
The movable table 71 is attached to the front side of the movable table 71 so that the movable table 71 can be moved up and down.
A rotatable table 74 is rotatably supported on the tip side of a support arm 73 fixed to the front side of the elevating table 72, and at the center of the rotatable table 74, a front edge of the bag body B held by the opening mechanism 6 is connected. The winding rods 75, 75 are horizontally fixed to face each other.

A rodless type reciprocating cylinder 76 erected on the front side of the mounting frame 70 has a forward position where the mouth Ba of the bag body B held by the opening mechanism 6 is inserted between the winding rods 75, 75. The movable base 71 is moved back and forth to a retracted position where the mouth Ba of the bag B is pulled out from between the winding rods 75 and 75.
The lifting cylinder 77 fixed to the upper surface side of the movable base 71 is
The start position (up position) at which the mouth Ba of the bag body B is wound by the winding rods 75, 75, and the mouth Ba of the bag body B is
The lifting table 72 is moved up and down to an end position (a descent position) where the winding is performed a plurality of times (for example, about 3 to about 6 times) at 75. And, in response to the vertical movement of the lift 72, a pinion 78,
The rotary table 74 is rotated via the rack 79, the pulleys 80 and 81, and the drive belt 82 in the direction in which the mouth Ba of the bag B inserted between the winding rods 75 and 75 is wound.

The above-mentioned winding rod 75 is formed slightly longer than the width of the mouth Ba of the bag body B held by the opening mechanism 6,
The base end is pivotally connected to a central portion on the front side of the turntable 74 so as to be capable of opening and closing. The opening / closing cylinder 83 fixed to the upper end of the support arm 73 has an opening angle at which the opening Ba of the bag body B held by the opening mechanism 6 is allowed to be inserted,
The closing angle at which the mouth Ba of the bag body B is wound and the winding rod 75,
Rotate 75.

As shown in FIG. 11, the pushing mechanism 10 has a vertically movable frame 85 mounted on the lower surface of a mounting frame 84 provided above the winding position c. The insertion plate 86 inserted along the front and rear inner wall surfaces of the box body B is vertically fixed to the lower surface side center portion of the elevating frame 85, facing the upper surface side of the bag body B housed inside the box body A. A pressing plate 87 is attached. The elevating cylinder 88 fixed to the upper surface side of the mounting frame 84 has the insertion plates 86, 86 inserted vertically along the front and rear inner wall surfaces of the box A, and the upper surface of the bag body B housed inside the box A. The lifting frame 85 is moved up and down between a lower position where the pressing plate 87 is pressed and a raising position where the winding operation of the winding mechanism 9 is allowed.

The illustrated embodiment is configured as described above, and the operation of the filling and packaging apparatus 1 for filling the bag B with a predetermined amount of the filling material C will be described below. First, as shown in FIGS. 1 and 2, a box making process of an automatic box making machine or the like (not shown).
Is placed on the carry-in side of the conveyor 2 and the transport of one box A to the filling position a is stopped. The lifting mechanism 3 is driven to lift the box A placed on the lifting conveyor 21 to an appropriate height. On the other hand, the feed mechanism 4 is driven to supply the raw material f wound in a roll shape to the welding position d and the separation position e, and the raw material f is heated by the heating member 32 in accordance with the size of the box A. Thermal welding in the width direction. Material f with only dimensions corresponding to the size of box A
Is cut in the width direction by the cutting blade 40 to form one bag B separately.

Next, as shown in FIGS. 3, 4, and 5, the supply mechanism 5 is driven to hold the side edges of the bag B suspended at the separation position e with the holding plates 41 and 42. The bag B is supplied directly below the opening mechanism 6. By driving the opening mechanism 6, the bag B
The adsorbents 46, 46 are brought into close contact with the both sides of the mouth Ba to adsorb and hold them, and the mouth Ba of the bag body B sucked and held by the adsorbers 46, 46 is opened. At the same time, the width approaching plates 51, 51 are pressed against both sides of the mouth Ba of the bag body B to regulate the opening.

Next, as shown in FIG. 6, the filling mechanism 7 is driven to insert the filling port 53 into the mouth Ba of the bag B which is held open by the adsorbers 46, 46. The filling C is continuously filled. At the same time, the weight of the filling material C filled in the bag body B is measured by the measuring device 24, and the lifting conveyor 21 is vertically lowered based on the measurement. Before reaching the predetermined filling amount, the amount of the filling material C discharged from the filling port 53 is reduced and the filling amount is finely adjusted, so that the filling operation can be performed accurately. In addition, the box A and the bag B are vibrated by the vibration generator 25 to deaerate the air contained between the box A and the bag B and in the filling C, and the inner wall surface of the box A On the other hand, the filling material C is filled in a state where the bag body B is in close contact. After the filling is completed, the filling port 53 is withdrawn from the mouth Ba of the bag B. The suction elements 46, 46 and the width shift plates 51, 51 are returned to the initial positions.

Next, the mouth Ba of the bag body B is connected to the adsorbents 46 and 4.
6. After closing by pressing at 6, the mouth Ba of the filled bag body B
The supply mechanism 5 and the opening mechanism 6 are moved to the deaeration position b while holding the box A, and the box A placed on the elevating conveyor 21 is moved to the deaeration position b by the pusher plate 15. As shown in FIG. 7, the deaeration mechanism 8 is driven to push the pressing plates 61 and 6 to an intermediate position where the pressing plates 61 and 6 are inserted along both inner wall surfaces of the box A.
1, the pressing plates 61, 61 are vertically lowered along the flaps Aa, Aa of the box A, and pressed to a depth close to the upper surface of the filling C filled in the bag B. Board 61
Stop insertion. At the same time, the flaps Aa, Aa of the box A are bent back and forth by the pressing rollers 61a, 61b pivotally supported by the pressing plate 61.

Subsequently, the pressing plates 61, 61 are relatively moved to an advanced position where the pressing plates 61, 61 are pressed against both side surfaces of the bag body B held by the opening mechanism 6, and the upper surface of the filling material C filled in the bag body B is moved. Along both sides, the both sides of the bag B are pressed by the pressing rollers 61a pivotally supported by the pressing plate 61, and the both sides of the bag B are brought into close contact with each other, and the excess air in the bag B is forcibly degassed. I do. Press plate 6
Heating member 64 and receiving member 65 press and hold both sides of mouth Ba of bag body B pressed at 1 and 61, and press and hold the side of mouth Ba on the upper side with pressing member 68 and receiving member 69. Then, the mouth Ba is heated and welded in the width direction by the heating member 64. On the other hand, the attraction elements 46, 46 and the width shift plates 51, 51 are returned to the initial positions.

Next, after the pressing plates 61, 61 are retracted to the intermediate position, as shown in FIGS. 8, 9, and 10, the winding mechanism 9 is driven to hold the bag body held by the members 68, 69. The mouth Ba of B is inserted between the winding rods 75, 75, and the mouth Ba of the bag body B is held by the winding rods 75, 75. After returning the members 68 and 69 to the initial positions and releasing the pressing and holding, the supply mechanism 5 and the opening mechanism 6 are returned to the filling position a. By rotating the winding rods 75, 75 while descending, the mouth Ba of the bag body B is wound a plurality of times. Subsequently, the wound rods 75, 75 are returned to the initial position, and the wound bag body B is wound around the wound rods 75, 75.
After being pulled out from between, the pressing plates 61, 61 are returned to the initial position.

Next, as shown in FIG.
0 to drive the insertion plate 8 along the front and rear inner wall surfaces of the box A.
6, 86 are inserted, the both ends of the mouth Ba of the wound bag body B are inserted into the front and rear inner wall surfaces of the box body A, and the pressing plate 87 is pressed against the upper surface side of the bag body B to After the mouth Ba of B is pressed and shaped into a flat state, the insertion plates 86, 86 and the pressing plate 8
7 is returned to the initial position. After this, the lifting conveyor 2
1, the box body A containing the filled bag body B is transferred to the unloading side of the conveyor 2, and is conveyed and supplied to a sealing step (not shown). Hereinafter, similarly, the mechanisms 3 to 10 are driven, the bag B is inserted into the next box A, the opening Ba of the bag B is opened, and the work of filling the filling C is continued. Do.

As described above, after opening the mouth Ba of the bag body B to a size corresponding to the filling port 53, the filling port 53 is inserted into the mouth Ba to fill the filling material C. As shown in the example, foreign matters such as parts, debris, dust and the like can be reliably prevented from falling into the bag body B, and the quality of the filling material C is not impaired, so that high reliability as an apparatus can be obtained. In addition, the weight of the filling material C filled in the bag body B is measured by the measuring device 24, and before reaching the predetermined filling amount, the amount of the filling material C discharged from the filling port 53 is reduced. Is finely adjusted, so that the filling operation can be performed accurately.

Further, the vibration generated by the vibration generator 25 is applied to the bag B and / or the box, and the bag B is brought into close contact with the inner wall surface of the box A. And the air contained in the filling C is degassed, so that the same amount of the filling C can be filled into the bag B in correspondence with the storage volume inside the box A, and the packaging efficiency and Transport efficiency is improved.

FIG. 12 shows the packing apparatus 1 of the second embodiment in which the deaeration mechanism 8 and the winding mechanism 9 are provided at the same position, and the description of the same components as those described above is omitted. I do. By driving the mechanisms 3, 4, 5, 6, and 7, the bag B is inserted into the box A placed on the elevating conveyor 21, and the opening Ba of the bag B is opened to fill the bag. After a predetermined amount of C is filled, the box A containing the filled bag B is moved to the deaeration position b and the winding position c which are set on the same route, and then the deaeration mechanism 8 is moved. Is driven to press the both side surfaces of the bag body B with the pressing plates 61, 61 to degas, and heat-welding the upper side mouth portion Ba.

Subsequently, as shown in FIG.
Is driven to wind a plurality of openings Ba of the bag body B. That is, the forward / backward cylinders 91, 91 disposed on the side portions are operated, and the entire mechanism is shifted to a position where the front and rear edges of the bag body B held by the opening mechanism 6 are held. By operating a rodless movement cylinder 89 laid on the mounting frame 70 to move the entire mechanism back and forth to a position facing the front and rear edges of the bag body B, a brake-equipped expansion / contraction cylinder 90 attached to the movement cylinder 89 , 90 are actuated to relatively move the front and rear wound rods 75, 75 in the direction in which the front and rear edges of the bag body B are inserted, and held by the opening mechanism 6 between the wound rods 75, 75. After inserting the front and rear edges of the bag body B, the front and rear winding rods 75,
Since the mouth 75 of the bag B is wound a plurality of times by rotating the bag 75 synchronously, the same operation and effect as those of the first embodiment can be obtained, and the deaeration operation and the winding operation are performed at the same position. ,
The transport distance and the transport time are shortened, and work efficiency can be improved. Further, since the overall length is shorter than that of the device of the first embodiment, the size can be reduced.

FIG. 14 shows lifting conveyors 21 and 21 in which two boxes A ... conveyed by the conveyor 2 are arranged side by side.
3 shows a filling and packaging apparatus 1 according to a third embodiment for performing a filling operation, a degassing operation, and a winding operation on a lifting conveyor 21 by driving mechanisms 3, 4, 5, 6, and 7. Then, the bag body B is inserted into the box body A placed on one of the elevating conveyors 21, and the mouth portion Ba of the bag body B is opened to fill the packing material C. The weight of the filling material C filled in the bag body B is measured by a measuring device 24 attached to the elevating conveyor 21 and the filling material C discharged from the filling port 53 before reaching a predetermined filling amount.
Is reduced and the filling amount is finely adjusted, so that the filling operation can be performed accurately. Similarly, using the filling time for one of the bags B, the bag B is inserted into the box A placed on the other elevating conveyor 21, and the mouth Ba of the bag B is inserted.
Is opened and filling material C is filled.

After filling, the deaeration mechanism 8 is driven to deaerate excess air from the inside of the bag B, and the mouth Ba is heated and welded.
By driving the winding mechanism 9 of the second embodiment, the mouth Ba of the bag B is
After a plurality of windings, the filled box A is transported and supplied to the next step, and the next box A is supplied to the elevating conveyor 21 so that the filling operation is performed continuously. The same operation and effect can be achieved, and a load is not applied to the filler supply device (not shown), so that damage, failure, and the like can be prevented. In addition, by performing the filling operation, the deaeration operation, and the closing operation at the same position, the transfer distance and the transfer time are shorter than performing the deaeration operation and the closing operation at another position as described above. In addition, work efficiency can be improved and the size can be reduced.
In addition, since the mechanisms 3 to 9 are collectively provided at one position, the installation space of the entire apparatus can be reduced, and the installation and movement can be easily performed.

FIG. 15 shows that three boxes A, which are conveyed by the conveyor 2, are distributed and supplied to the three elevating conveyors 21 arranged side by side, and a filling operation is performed on the elevating conveyor 21.
Filling and packaging apparatus 1 of the fourth embodiment for performing deaeration and winding operations
Are driven, mechanisms 3, 4, 5, 6, 7 are driven to insert the bag B into the box A placed on the first elevating conveyor 21, and the bag B is filled. The object C is filled. The weight of the filling material C filled in the bag body B is measured by a measuring device 24 attached to the elevating conveyor 21, and the amount of the filling material C discharged from the filling port 53 is measured before reaching a predetermined filling amount. Decrease and fine tune. At the same time as the filling amount is reduced, the bag B in the box A placed on the second elevating conveyor 21 is inserted, and the bag B is filled with the filling material C. Similarly,
The bag B is inserted into the box A placed on the third elevating conveyor 21, and the bag B is filled with the filling material C.

After filling, the deaeration mechanism 8 is driven to deaerate excess air from the inside of the bag B, and the mouth Ba is heated and welded.
By driving the winding mechanism 9 of the second embodiment, the mouth Ba of the bag B is
After a plurality of windings, the filled box A is transported and supplied to the next step, and the next box A is supplied to the elevating conveyor 21 so that the filling operation is continuously performed. The same operation and effect as the embodiment can be obtained. In addition, since the amount of the filling material C discharged from the filling port 53 is constant, a load is not applied to the filling material supply device (not shown), and it is possible to prevent breakage or failure from occurring. The filling operation can be performed stably.

In the correspondence between the structure of the present invention and the above-described embodiment, the container of the present invention corresponds to the box A of the embodiment, and similarly, the supply means corresponds to the supply port 5, and The means corresponds to the opening mechanism 6 and the filling means is the filling mechanism 7
The degassing means corresponds to the degassing mechanism 8, the closing means corresponds to the winding mechanism 9, the measuring means corresponds to the measuring device 24, and the vibration generating means corresponds to the vibration generator 25. Corresponding,
The present invention is not limited only to the configuration of the above embodiment.

In the above-described embodiment, the raw material f wound in a roll shape is separated one by one according to the size of the box A.
One bag B is filled with the filler C and stored in the box A. For example, a plurality of stacked bags B are separated one by one and filled with the filler C. It may be stored inside.

[Brief description of the drawings]

FIG. 1 is a plan view showing a filling and packaging apparatus according to a first embodiment.

FIG. 2 is a side view showing the operation of a mechanism arranged on the filling side.

FIG. 3 is a plan view showing a supply operation of a bag body by a supply mechanism.

FIG. 4 is a side view showing a state in which the opening is held by the opening mechanism.

FIG. 5 is a side view showing a supply operation and an opening operation of the bag.

FIG. 6 is a front view showing a filling operation by a filling mechanism.

FIG. 7 is a rear view showing a deaeration operation by the deaeration mechanism.

FIG. 8 is a plan view showing a state in which the mouth of the bag is inserted between winding rods.

FIG. 9 is a side view showing a state in which a mouth portion is held by a winding rod.

FIG. 10 is a side view showing the winding operation of the mouth by the winding mechanism.

FIG. 11 is a side view showing the pushing operation of the bag by the pushing mechanism.

FIG. 12 is a plan view showing a filling and packaging apparatus according to a second embodiment.

FIG. 13 is a plan view showing the winding operation of the mouth by the winding mechanism.

FIG. 14 is a plan view showing a filling and packaging apparatus according to a third embodiment.

FIG. 15 is a plan view showing a filling and packaging apparatus according to a fourth embodiment.

FIG. 16 is a side view showing a filling operation by the conventional apparatus.

[Explanation of symbols]

 A: Box B: Bag Ba: Mouth C: Filling a: Filling position 1: Filling / packaging device 2: Conveying conveyor 3: Lifting mechanism 4: Feeding mechanism 5: Supply mechanism 6: Opening mechanism 7: Filling mechanism Reference Signs List 8 ... deaeration mechanism 9 ... winding mechanism 10 ... pushing mechanism 21 ... lifting conveyor 24 ... measuring instrument 25 ... vibration generator 40 ... cutting blade 41, 42 ... clamping plate 46 ... adsorber 51 ... width adjustment plate 53 ... filling Mouth 61 ... Pressing plate 75 ... Wound bar 86 ... Insertion plate 87 ... Pressing plate

Claims (5)

[Claims] 1. A filling and packaging apparatus for supplying a container formed in an open top form to a filling position, and filling a bag contained in the container with a filling material, wherein the sheet is flattened in a sheet shape. Supply means for supplying the bag body to the filling position is provided, and opening means for opening the mouth of the bag body supplied by the supply means to a size corresponding to the filling port is provided, and the bag body opened by the opening means A filling means for inserting a filling port into the opening of the bag, filling the inside of the bag body with the filling material discharged from the filling port, and degassing the excess air inside the bag body filled with the filling substance. A filling and packaging apparatus comprising means for closing the mouth of the bag degassed by the degassing mechanism. 2. The filling and packaging apparatus according to claim 1, wherein a weighing means for measuring the weight of the filling material to be filled in the bag body is provided at the filling position. 3. The filling and packaging apparatus according to claim 1, wherein a vibration generating means for applying vibration to the bag and the filling is provided at the filling position. 4. In the same position set after the filling position,
4. The filling and packaging apparatus according to claim 1, further comprising deaeration means for evacuating excess air inside the bag body, and closing means for closing a mouth of the bag body. 5. The bag according to claim 1, further comprising a degassing means for degassing excess air inside the bag and a closing means for closing the mouth of the bag at the filling position. Filling and packaging equipment.