JPH07149322A - Automatic packing machine - Google Patents

Abstract

PURPOSE:To provide an automatic packing machine so devised that a desiccant is always arranged between a packed article and the rear side of the packing bag when an article is packed together with a desiccant by the automatic packing machine. CONSTITUTION:An intermittently rotating rotary plate 3 is installed at the center of a base frame 2 in this automatic packing machine 1. Eight pairs of right and left holding arms 4, 4... of packing bags are radially formed in total at the periphery of the rotary plate 3. And eight stations S1-S8 where the eight pairs of holding arms 4, 4... of bags stop respectively are formed respectively with the same intervals. A support device 50 of the packing bags holding the bags with an inclined state by a specified angle prior to charging of an article to be packed are arranged in the fourth station S4 where the article is charged. The support device 50 is chiefly constituted of an inclined plate 59 holding the packing bag 6 and a hydraulic cylinder 56 to slide the inclined plate 59 back and forth.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic packaging machine, and more particularly, to an apparatus for inserting a packaged article used in an automatic packaging machine in which a desiccant is packaged in a packaging bag together with the packaged article.

[0002]

2. Description of the Related Art A rotary type automatic packing machine is known as an automatic packing machine for loading contents into a packaging bag.

As a general construction of this rotary type automatic packaging machine, as shown in Japanese Utility Model Publication No. 5-28169, a rotating plate which is intermittently rotated is provided on a central base, and from this rotating plate. A plurality of gripping arms for gripping the packaging bag are radially arranged, and a plurality of stations around which the gripping arms are sequentially stopped are provided around the rotating plate, and each station has a processing suitable for the purpose at each station. It is known that various devices for performing the above are installed.

The main processing steps at these various stations are shown in the order in which they are carried out. The steps of supplying the packaging bag, the step of charging the packaging bag with the contents, and the opening of the packaging bag after the contents are filled. The order is the process of sealing the part and the process of discharging the product in the final shape.

In particular, depending on the type of the packaged item, it may be necessary to enclose the desiccant. In that case, the desiccant is first introduced in the desiccant introducing step, and then the packaged item is introduced. Become.

[0006]

By the way, as described above, when the article to be packaged is put in after the desiccant is put in, the desiccant is put on the bottom of the packaging bag held almost vertically by the gripping arms. Since it has already been put in, if the object to be packed is put in from above, the object to be packed may enter between the desiccant and the front side of the bag or may enter between the desiccant and the back side of the bag. If so, not only is the final shape of the product not uniform, but when the bag must be distinguished from the front side and the back side by various printing etc., when the packaged object enters between the desiccant and the back side of the bag. Since the desiccant comes to the front side, the appearance of the product from the front side is deteriorated.

Therefore, the present invention has been devised so that, when an object to be packaged is put into a packaging bag together with a desiccant in an automatic packaging machine, the desiccant always comes between the object to be packaged and the back side of the packaging bag. An object is to provide an automatic packaging machine.

[0008]

In order to solve the above problems, the automatic packaging machine according to the present invention is characterized in that it is constructed as follows.

[0009] A packaging bag supply means for supplying the packaging bag in an upright state with an opening for loading contents, and a supply path of the packaging bag by the supply means, which is provided from the opening of the bag. A desiccant charging means for sequentially charging the desiccant and the packaged object, and a packaged material charging means, a sealing means for sealing the opening of the bag in which the desiccant and the packaged material are sealed, and a discharge for discharging after sealing. In an automatic packaging machine having a means, a packaging bag supporting means for supporting the packaging bag filled with a desiccant in a state of being bent at a predetermined angle so that the front side of the bag faces upward prior to loading the object to be packaged. It is characterized by being provided.

[0010]

According to the automatic wrapping machine as described above, first, the desiccant is put into the bottom of the packaging bag which is supplied with the opening for putting the articles in the upright position. Before the package is loaded, there is provided a packaging bag supporting means for supporting the packaging bag with the front side facing upward at a predetermined angle from the vertical direction, so that the space between the desiccant and the front side of the bag is provided. A space will be created in the product, and the packaged object that is thrown in through the opening will, in almost all cases, enter this space created between the desiccant and the front side of the packaging bag, resulting in the final shape of the product. Not only is the uniformity maintained, but since the desiccant is positioned between the object to be packaged and the back side of the packaging bag, only the object to be packaged can be seen from the front side, and the product looks good.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

This embodiment relates to an automatic wrapping machine 1 for a candy confection formed into a fixed shape. As shown in FIG. 1, the automatic wrapping machine 1 rotates at a center of a base 2 for intermittent rotation. A plate 3 is installed, and a pair of left and right packing bag gripping arms 4 ... 4 are formed around the rotary plate 3 in a total of 8 radial pairs.

Around the rotary plate 3, stations S1 to S8 at which the eight pairs of gripping arms 4 ... 4 formed on the rotary plate 3 respectively stop are formed at the same number of eight positions as the gripping arms 4 ... 4. In each of the stations S1 to S8, various devices for performing the processing suitable for the purpose of the stations S1 to S8 are arranged. Here is the first
The station where the processing of step 1 is performed is the first station S1.
The station where the second processing is performed is the second station S2, and so on.

The outline of the processing in each of the stations S1 to S8 will be described. In the first station S1,
The packaging bag 6 is supplied in an upright state by the packaging bag supply conveyor 5, and is grasped by the grasping arm 4. Second station S2
Then, the packaging bag 6 held by the gripping arm 4 in the upright state
The manufacturing date is printed by the printer 7. At the third station S3, the desiccant feeding machine 8 puts the desiccant 9 in the packaging bag.
Is thrown in. At the fourth station S4, the article 10 to be packaged is placed in the packaging bag 6 containing the desiccant 9. At the fifth station S5, vibration is applied from the bottom of the packaging bag 6 by the vibrator 11, and the loaded articles 10 are densely packed. In the sixth station S6, the processes in the first to fifth stations S1 to S5 are accurately performed, and the sensor 12 checks whether or not the contents have been charged in a predetermined manner. At the seventh station S7, the packaging bag opening 6a is closed, and the final eighth station S8.
Then, the product finished in the final shape is discharged by the discharge chute 14.

Next, the desiccant feeding device 8 in the third station S3 will be described with reference to FIGS. 1 and 2. The feeding device 8 is provided with a large number of desiccants 9 ... The main body 20 which is cut to the predetermined position and transferred to a predetermined position, and the desiccant 9 transferred from the main body 20 ...
And a chute 21 for accurately introducing 9 into the packaging bag 6 through the opening 6a in the upper portion of the packaging bag.

On the upper part of the main body 20, desiccants 9 ... 9 connected in a chain are two pulleys 24, which are rotatably supported by pins 23 at the tips of supporting arms 22 extending from the main body 20. , 25, and the pulley 24,
25, the chain-like desiccant 9 ...
A cutter 26 that unifies the two is installed. Further below, that is, from the point where the desiccant 9 cut into one by the cutter 26 falls, the gripping arms 4 of the automatic packaging machine 1
... 4. A transfer conveyor 27 for transferring the desiccant 9 is installed on the chute 21 arranged above, and the height of the chute 21 located under the transfer conveyor 27 can be adjusted up and down. The chute 21 can be positioned between the lower surface of the transfer conveyor 27 and the gripping arm 4 holding the packaging bag 6 by being held on the upper part of the supporting base 28. There is.

Therefore, the desiccants 9 ... 9 wound around the first pulley 24 in a roll shape are guided to the cutter 26 via the second pulley 25 and cut into one by the cutter 26. At the same time, the desiccant 9 cut into one drops falls on the transfer conveyor 27, and is transferred to the chute 21 above the gripping arm 4 by the conveyor 27. Then, the desiccant 9 discharged onto the chute 21 is guided by the chute 21 and put into the packaging bag 6.

Next, a description will be given of the package loading step in the fourth station S4 having the features of the present invention, particularly the packaging bag supporting device 50 used at that time.

The fourth station S4 is used for the object to be packaged 1
A transfer conveyor 51 for transferring 0 and a chute 52 for accurately guiding the transferred object 10 to be packed into the packaging bag 6.
And a packaging bag supporting device 50 arranged facing the packaging bag 6.

This packaging bag supporting device 50 is shown in FIGS.
As shown in FIG. 3, a cylinder device 56 fixed by brackets 54 and 55 provided at two front and rear positions on a support base 53 and a tip end portion of a piston rod 57 loosely fitted in the cylinder device 56 are provided. Connecting plate 58 having an L-shaped cross-section, an inclined plate 59 joined to the connecting plate 58 to support the packaging bag 6, and a rotation of the connecting plate 58 and the inclined plate 59 as the piston rod 57 rotates. It consists of a guide rod 60 that blocks movement.

The cylinder device 56 comprises a piston rod 57 and a cylinder 61, and the piston rod 57 is slidable in the front-back direction by supplying hydraulic pressure into the cylinder 61. Then, the cylinder device 5
The bracket 54 that supports the front part of 6 extends to the back side in the drawing to support the guide rod 60 in parallel with the cylinder device 56. The guide rod 60 is loosely fitted in the front-back direction by the bracket 54 and a guide member 62 provided so as to be in contact with the vertical surface of the bracket 54.

Screws 63 and 64 are formed at the tips of the piston rod 57 and the guide rod 60,
A connecting plate 58 for connecting the inclined plate 59 to the cylinder device 56 is fastened by bolts 65 and 66.

The inclined plate 59 is held in an inclined shape by being welded to the vertical end 58a and the horizontal end 58b of the connecting plate 58 having an L-shaped cross section.

Next, the operation of this embodiment will be described.

According to the automatic packaging machine as described above, first, the packaging bag 6 is supplied from the first station S1 with the opening 6a for loading articles upright, and is packaged at the third station S3. After the desiccant 9 is put into the bottom of the bag 6, the packaging bag supporting device 50 is operated and the piston rod 57 is moved as shown in FIG. 5 before the object 10 to be packaged is put in at the fourth station S4. It projects forward. At this time, the inclined plate 59 is moved by the guide rod 60 which is slidable in the front-back direction like the piston rod 57.
Since rotation about 7 as a rotation axis is prohibited, the slanted surface is kept constant and it moves forward to push the lower part of the packaging bag 6 forward.

As a result, the packaging bag 6 is supported with the front side 6b facing upward, tilted at a predetermined angle from the vertical direction, and a space X is formed between the desiccant 9 and the front side 6b of the bag. Will occur.

In this state, the transfer conveyor 51 on which the article to be packaged 10 is placed operates, and the article to be packaged 10 is opened through the opening 6a.
Therefore, in almost all cases, the packaged object 10 that has been introduced enters the space X, that is, the desiccant 9 and the front side 6b of the packaging bag 6, and the final shape of the product is kept uniform. Not only is it dripping, but the desiccant 9 is the item to be packaged 10.
Since it is located between the back side 6c of the packaging bag 6 and the back side 6c, only the article 10 to be packaged can be seen from the front side 6b, and the appearance of the product is improved.

[0028]

According to the automatic packaging machine as described above, first, after the desiccant is put into the bottom of the packaging bag which is supplied in a state where the opening for loading the goods is upright, Since the packaging bag supporting means for supporting the packaging bag with the front side facing up by inclining the package bag at a predetermined angle from the vertical direction before the object to be packaged is loaded, the desiccant and the front side of the bag are provided. A space is created between them, and in almost all cases, the object to be packed that enters through the opening enters this space created between the desiccant and the front side of the packaging bag, and the final product Not only is the shape uniform, but the desiccant is located between the item to be packaged and the back side of the packaging bag, so only the item to be packaged can be seen from the front side, and the product looks good. Get better.

[Brief description of drawings]

FIG. 1 is a plan view of an automatic packaging machine according to an embodiment of the present invention.

FIG. 2 is a side view of the automatic packaging machine.

FIG. 3 is a plan view of a packaging bag supporting device that is a feature of the present invention.

FIG. 4 is a side view of the device.

FIG. 5 is a side view showing an operating state of the device.

[Explanation of symbols]

 1 Automatic Wrapping Machine 5 Wrapping Bag Supply Conveyor (Wrapping Bag Supplying Means) 6 Wrapping Bag 6a Opening 8 Desiccant Feeder (Drying Agent Feeding Means) 9 Desiccant 10 Packaged Items 13 Sealing Machine (Blocking Means) 14 Discharge Chute ( Discharging means) 50 Packaging bag supporting device (packing bag supporting means) 51 Transfer conveyor (Packaging object loading means) 52 Chute (Packaging object loading means)

Claims (1)

[Claims] 1. A packaging bag supply means for supplying the packaging bag in a state where the packaging bag is erected so that the opening for loading the contents is upside, and the opening of the bag provided in the packaging bag supply path by the supply means. Part, a desiccant feeding means for sequentially feeding the desiccant and the packaged object, and a packaged article feeding means, a sealing means for sealing the opening of the bag in which the desiccant and the packaged object are filled, and a discharge after the sealing. An automatic packaging machine having a discharging means for allowing the packaging bag filled with a desiccant to be supported at a predetermined angle so that the front side of the packaging bag faces upward prior to loading the object to be packaged. An automatic packaging machine, which is provided with bag supporting means.