JP2020083420A - Boxing device - Google Patents

Abstract

To simultaneously pack a plurality of article groups composed of a plurality of articles in an overlap state into a plurality of boxes corresponding to the plurality of article groups.SOLUTION: Two sets of article storage parts 6 are arranged in a conveyance device 4 at predetermined intervals in a conveyance direction. The article storage part 6 holds two articles 2 in an overlap state. A push-out device 30 pushes the two articles 2 in an overlap state from each of the two sets of the article storage parts 6 to a boxing position on the side of the conveying device 4 when the two sets of article storage parts 6 are conveyed to the predetermined positions of the conveying device 4. The shutters 52a and 52b that support a pushed out article group are arranged at the boxing position. The suction heads 56a and 56b above the boxing position descend and suck the article groups of the shutters 52a and 52b, respectively, and when the shutters 52a and 53b retracted, pass through the boxing position, descend to the boxes 54a and 54b below the boxing position.SELECTED DRAWING: Figure 1

Description

The present invention relates to a boxing device for packing a plurality of articles in which contents such as potato chips, beans, candy, soup, and detergent are packaged or boxed in an outer box, and particularly, a plurality of outer boxes by aligning a plurality of articles. Concerning what is conveyed to the side.

As an apparatus for aligning a plurality of articles and transporting them to the outer box side, there are those disclosed in Patent Documents 1 and 2, for example.

The technique of Patent Document 1 is for transporting a plurality of articles to a boxing position in a single body state in which some of them overlap each other. In the technique of Patent Document 1, a plurality of holding plates are provided in the transport device, and these article holding plates are arranged at intervals so that articles can be stored. The article supplied between these holding plates is conveyed to the article take-out position by the above-mentioned conveying device. With the holding plate being conveyed to the article take-out position, the articles accommodated between the holding plates are pushed out by the pusher device to the boxing position on the side of the conveying device. Each of the plurality of holding plates has an inclined shape in which an upper part thereof is inclined rearward in the article conveying direction. With this, when the pusher device pushes out the articles, the plurality of articles are taken out in the single body state. The articles taken out in the single body state are housed in one box.

The technique of Patent Document 2 is capable of boxing a plurality of boxes with one article at a time. In the technique of Patent Document 2, the article placement device places a plurality of articles in parallel at the boxing position. Below this arrangement position, the box arranging device arranges as many boxes as the above-mentioned articles in parallel in the parallel direction of the articles. The same number of suction tools as the number of articles are arranged in parallel in the parallel direction of the articles above the arrangement position. These suction tools can be separated from each other in the parallel direction, and all the suction tools can be moved up and down through the arrangement position. The floor at the arrangement position is released by the opening/closing device in a state where the suction tools are respectively sucking the articles, and the articles sucked by each of the plurality of suction tools pass through the open floor and are dropped to the corresponding box. In this lowered state, the suction by the suction device is stopped, and the articles are stored in the respective boxes.

JP 2002-96926 A JP, 2008-143572, A

According to the technique of Patent Document 1, a plurality of articles can be taken out in a single body state, but a plurality of articles in a single body state can be packed only in one outer box. On the other hand, according to the technique of Patent Document 2, although a plurality of boxes can be packed with articles at the same time, only one article can be packed in one box. You can't pack it in one box.

The present invention provides a boxing apparatus capable of simultaneously packing a plurality of article groups each of which is composed of a plurality of articles in an individual state into a plurality of boxes corresponding to each article group, thereby improving the processing capacity. The purpose is to provide.

One mode of the boxing device of the present invention has a transportation device. As the conveying device, for example, a device that supports and conveys an article on its upper surface, such as a chain conveyor or a belt conveyor, can be used. As the article, various articles that can be adsorbed by the adsorption device can be used. For example, a bag or a box in which another article is housed in a bag or box can be used. A plurality of article storage units are arranged in the carrying device at predetermined intervals in the carrying direction of the carrying device. Each article storage unit holds a plurality of articles in a single body state. The single-person state refers to a state in which a plurality of articles partially overlap each other. When the plurality of article storage units are transported to a predetermined position of the transport apparatus, for example, a stop position, the pushing device is configured to push the plurality of articles from the plurality of article storage sections in the single-person state to the transport apparatus. Push it to the boxing position on the side of. At this time, the articles extruded from the article storage units form an article group for each of the article storage units, and there is the predetermined interval between the article groups. At the boxing position, a support capable of supporting the extruded article group is arranged. This support can be retracted from the boxing position. The same number of suction tools as the article groups are arranged above the boxing position, corresponding to the article groups. These suction tools can bring the corresponding article group into a suction and non-suction state, and when the support is in the retracted state, the suction tool passes the boxing position and corresponds to the article group below the boxing position. It is possible to descend toward the same number of boxes as the above-mentioned article group provided.

In the cartoning device configured as described above, a plurality of article groups in which a plurality of articles are in a single state are created, and the article groups corresponding to these article groups are packed in the same number of boxes as the sashimi state, respectively. be able to.

In the above aspect, a partitioning tool for partitioning the article group may be arranged on the path from the predetermined position of the transport device to the boxing position. By arranging the partitioning tool, it is possible to prevent articles of different article groups from intermingling with each other during extrusion to the boxing position.

In the above aspect, the article is guided along a path from a predetermined position of the transport device to the boxing position so that the article in each of the article groups is pushed out while maintaining the posture of the article in the single body state. Information is provided. With this configuration, it is possible to prevent the single body state from collapsing during extrusion.

The article container may have a plurality of article supports. A plurality of article supports are provided corresponding to each article of the article group. The plurality of article supports are arranged at intervals. The plurality of article supports respectively support the middle of the corresponding article by lifting it above the transport device. An end of the article being lifted on the traveling direction side of the transport device is located on the transport device. The end of the succeeding article of the lifted article on the transport device traveling direction side is located in contact with or close to the support body on the side opposite to the transport device traveling direction of the support body. .. Since the support is configured in this manner, the objects in the article group maintain the single body state.

It is a partially omitted side view of the stop position of the boxing device of one embodiment of the present invention. FIG. 2 is a partially omitted side view of an article loading position of the boxing device of FIG. 1. It is a front view of the boxing apparatus of FIG. It is a side view of the transition deck of the boxing device of FIG. It is a side view of the adsorption device of the boxing device of FIG.

In the boxing apparatus according to the embodiment of the present invention, the boxed product 2 is a packaged product in which contents such as potato chips, beans, candy, soup, and detergent are packaged. The packaged product is a thin bag in which four sides of a rectangular bag are sealed, and has a front surface and a back surface facing each other. The boxing device packs a plurality of, for example, one article group in which two articles 2 are in a sashimi state into one box. However, a plurality of article groups, for example, two article groups, equal to the number of article groups, for example, Pack in two boxes at the same time.

In the boxing device, two sets of articles in which two articles 2 are in the single-person state are first created from a plurality of articles 2 of the same type that are continuously conveyed by a supply unit, for example, a supply conveyor. For this reason, at least two sets of article accommodating portions 6 are attached to a conveyor that receives articles 2 from a supply conveyor, such as a chain conveyor or a belt conveyor that supports and conveys articles on the upper surface.

As shown in FIG. 1, the first set of article storage unit 6 has an article support member, for example, three fins 8a, 8b, 8c. Each of the fins 8 a, 8 b, 8 c includes a plate-shaped horizontal portion 10 attached to the transport surface 4 a of the transport device 4. From the edge of the horizontal portion 10 on the traveling direction (hereinafter, referred to as the front side) of the transporting device 4 indicated by an arrow, obliquely upward to the side opposite to the traveling direction of the transporting device 4 (hereinafter, referred to as the rear side), A plate-shaped standing portion 12 extends at an acute angle with the horizontal portion 10. At the tip edge of the upright portion 12, a support portion 14 extends obliquely upward and rearward of the upright portion 12. The support portion 14 forms an angle smaller than the angle formed by the standing portion 12 and the horizontal portion 10 with the horizontal portion 10. The horizontal portion 10, the upright portion 12, and the support portion 14 are all located from one edge in the width direction crossing the transport direction of the transport surface 4a of the transport device 4 to the other edge, and in the transport direction of the transport device 4. Located at intervals.

As shown in FIG. 1, the fin 8 a lifts the rear side of the article 2 by the support portion 14 contacting the vicinity of the rear end of the back surface of the certain article 2. The fin 8b is located on the front side of the fin 8a, and the front end of the article 2 is located at or near the joint between the horizontal portion 10 and the standing portion 12 on the rear side thereof. The distance between the fins 8a and the fins 8b, the height of the rising portions 12 and the supporting portions 14 of the fins 8a with respect to the horizontal portion 10 and the angle with respect to the horizontal portion 10 are such that the articles 2 housed between the fins 8a and 8b are conveyed to the transport surface 4a. On the other hand, it is set so as to be inclined at a predetermined angle. The fin 8c is located on the rear side of the fin 8a, and the support portion 14 contacts the vicinity of the rear side end of the back surface of the succeeding article 2 to lift the rear side of another article 2. The front end of another article is located at or near the joint between the horizontal portion 10 and the standing portion 12 on the rear side of the fin 8a. Therefore, another article 2 is inclined such that the front side portion thereof partially overlaps the back side of the article 2. The distance between the fins 8a and the fins 8c, the height of the rising portions 12 and the supporting portions 14 of the fins 8c with respect to the horizontal portion 10 and the angle with respect to the horizontal portion 10 are such that another article 2 has a predetermined angle with respect to the transport surface 4a. It is set to be eggplant. Therefore, the distance between the fins 8a and 8b and the distance between the fins 8a and 8c may be different depending on the type of the article 2 and the degree of overlap between the articles 2, and may be different or the same. There is also.

The second set of article storage units 6 is arranged behind the first set of article storage units 6. The second set of article storage units 6 has the same configuration as the first set of article storage units 6, and thus detailed description thereof will be omitted. However, the space between the fins 8c of the first set of article storage portions 6 on the front side and the fins 8b of the second set of article storage portions 6 on the rear side is arranged in a box described below in which these articles 2 are stored. It is set considering the interval. A plurality of such two sets of article storage units 6 can be attached to the conveying surface of the conveying device 4 on the conveying surface 4a, or only two sets can be attached. The article storage unit 6 and the transfer device 4 constitute an alignment transfer device, for example, an alignment conveyor.

Supply between the fins 8b and 8a and between the fins 8a and 8c of the article storage unit 6 is performed in the vicinity of the start end which is the end on the transfer start side of the transfer device 4 as shown in FIG. 2, for example. A pulley 16 for moving the transport surface 4a is arranged at the start end, and the pulley 16 is rotationally driven by a driving unit (not shown) such as a servo motor. The servo-motor is controlled by an indicator (not shown).

The supply conveyor 20 is horizontally arranged at a position further rearward than the start end of the transport device 4 and higher than the transport device 4. The supply conveyor 20 conveys the articles 2 one by one to the tip side thereof. The inclined conveyor 22 is arranged from the front end side of the supply conveyor 20 to the vicinity of the end of the transfer device 4 on the transfer start side, with the front end side inclined to the transfer device 4 side. The inclined conveyor 22 conveys the articles 2 conveyed by the supply conveyor 20 one by one to the conveying device 4 side. One article 2 conveyed to the front end side of the inclined conveyor 22 slides on the transition plate 24 arranged on the starting end side of the conveyance device 4 from the front end side of the inclined conveyor 22 toward the conveyance surface 4a of the conveyance device 4. At this time, the fins 8a of the first set of article accommodating portions 6 are located at the article taking-in position on the front side of the transition plate 24. As a result, the conveyed article 2 is accommodated between the fins 8b and 8a as shown in FIG. The state where the fin 8a is stopped at the article taking-in position is created by the servomotor being controlled by the indicator.

The accommodation of the article 2 between the fins 8b and 8a is detected by the article detection sensor 26 arranged on the front side of the transition plate 22. Based on this detection, the indicator controls the servomotor to cause the fin 8c to reach the article intake position and stop. Then, the next article 2 is housed between the fins 8a and 8c as shown in FIG. 1 in the same manner as described above. Upon detection of the article 2 by the article detection sensor 26, the indicator controls the servomotor to move the fins 8a in the second set of article storage units 6 to the article take-in position and stop there.

Thereafter, similarly, the articles 2 are accommodated between the fins 8b and 8a and between the fins 8a and 8c of the second set of article accommodation units 6, respectively. When two articles 2 are stored in each of the two sets of article storage units 6, the indicator drives the servomotor to move the two article storage units 6 to the predetermined position shown in FIG. 1, that is, the stop position. The transfer device 4 is moved and stopped. As shown in FIG. 3, the stop position is a boxing position, specifically, a position lateral to the installation position of the adsorption device 28. The indicator is programmed to control the servomotor as described above, and various set values including the article intake positions of the fins 8a, 8c and 8b, 8a of the two sets of article storage units 6 are input in advance. Has been done.

As shown in FIG. 1, the pushing device 30 is arranged at the packing position. The extrusion device 30 has a plurality of extrusion plates 32. As shown in FIG. 3, these push-out plates 32 are arranged on the side of the carrying device 4 opposite to the boxing position. The push-out plate 32 has one that is located between the fins 8a and 8b in both the front side and the rear side of the article storage units 6. The push plate 32 comes into contact with the middle of the article 2 between the fins 8a and 8b. The push-out plate 32 has one located between the fins 8a and 8c and one located behind the fins 8c. Those located between the fins 8a and 8c contact the middle of the article between these fins 8a and 8c, and those located behind the fins 8c are accommodated between the fins 8a and 8c. The part of the article 2 that contacts the rear side of the fin 8c is in contact.

As shown in FIG. 3, these push-out plates 32 stand upright on the transfer surface 4 a of the transfer device 4, and the upper ends of the push-out plates 32 are connected to a connecting plate 34 arranged along the transfer direction of the transfer device 4. ing. The connecting plate 34 is connected to the reciprocating table 36. The reciprocating table 36 is guided in a reciprocating manner by a linear rail 38 extending linearly from the conveying device 4 to the installation position of the suction device 28. Further, the reciprocating table 36 is coupled to a timing belt 40 arranged along the linear rail 38. The timing belt 40 is moved back and forth along the linear rail 38 by the drive motor 42. Therefore, the push-out plate 32 passes over the transport device 4 from the side opposite to the suction device 28 and moves to the side on the suction device 28 side. Since the push-out plate 32 is arranged at the position as described above, the articles 2 accommodated in the two sets of article accommodating portions 6 according to this movement are kept in the sashimi state and the side portions on the suction device 28 side are maintained. And is pushed out from each article storage unit 6.

As shown in FIG. 3, a transition deck 44 is arranged between the transport device 4 and the suction device 28. The transition deck 44 is at the same height as the transport surface 4a. As shown in FIG. 4, in order to prevent the articles 2 sent out from the two sets of article storage units 6 from being mixed with each other, the fins 8c of the article storage units 6 of the previous set stopped at the boxing position , A partitioning tool, for example, a partitioning plate 46, is provided at a position on the transition deck 44 corresponding to the fin 8b of the article storage section 6 of the rear set, from the transfer apparatus 4 side to the suction apparatus 28 side as shown in FIG. It is arranged up to. Furthermore, as shown in FIG. 4, guides are provided at the front and rear ends of the transfer device 4 of the transition deck 44, respectively, for guiding the articles 2 to the boxing position during extrusion by the extrusion plate 32. A plate 48 is attached. Similarly to the partition plate 46, the guide plate 48 is also arranged from the transport device 4 side to the suction device 28 side.

Further, as shown in FIG. 4, a guide, for example, a guide rail 50 is attached so that the article 2 pushed out of the article storage unit 8 by the push-out plate 32 maintains the single body state while passing through the transition deck 44. ing. The guide rail 50 is arranged in the transition deck 44 at a position where the article 2 extruded from between the fins 8b and 8a of the two sets of article housing portions 6, that is, the article 2 located on the upper side in the single body state, passes through the partition. Similar to the plate 46, it is arranged from the transport device 4 side to the suction device 28 side. The guide rail 50 contacts the back surface of the article 2 while the upper article 2 in the single body state pushed out from between the fins 8b and 8a of the article housing portion 6 passes through the transition deck 44, and the article 2 Keep the back side of the lifted. As a result, as described above, the sashimi state of the two articles 2 in each article group is maintained.

Since the partition plate 46, the guide plate 48, and the guide rail 50 are attached in this way, a total of two article groups extruded from the housing portion 6 are two articles while passing through the transition deck 44. Keeps being sashimi. Then, each article group is pushed out to the boxing position while maintaining the sashimi state. After the extrusion is completed, the extrusion plate 32 retracts to the position shown in FIG.

At the boxing position, as shown in FIG. 5, supports, such as shutter plates 52a and 52b, are arranged. As shown in FIG. 3, the shutter plates 52a and 52b are arranged at the same height as the transfer surface 4a of the transfer device 4 and the transition deck 44. The articles 2 of the two sets of articles are pushed out by the push-out plate 32 on the shutter plates 52a and 52b. The shutter plates 52a and 52b can be horizontally advanced and retracted from the boxing position as indicated by the arrow. Below the shutter plates 52a and 52b, boxes 54a and 54b are arranged corresponding to these, respectively.

Above the shutter plates 52a and 52b, suction devices provided in the suction device 28, for example, suction heads 56a and 56b are located corresponding to the shutter plates 52a and 52b. Suction branch pipes 58a and 58b are coupled to the upper sides of the suction heads 56a and 56b. The branch pipes 58 a and 58 b are further connected to the main suction pipe 60. Although not shown, the main suction pipe 60 is connected to a suction device. The distance between the branch pipes 58a and 58b in the horizontal direction can be changed by the separating device 62. Further, the suction heads 56a and 56b, the suction branch pipes 58a and 58b, and the suction main pipe 60 can move back and forth in the vertical direction.

When the two sets of articles are not sent onto the shutter plates 52a and 52b, the suction heads 56a and 56b are located above the position shown in FIG. As described above, the pushing plate 32 feeds two sets of articles onto the shutter plates 52a and 52b. At that time, the distance between the centers of the two sets of articles may be smaller than the distance between the centers of the boxes 54a and 54b. In this case, the suction heads 56a and 56b maintain a distance corresponding to the center distance between the two article groups, and the suction heads 56a suck one article group and the suction head 56b moves to the other. Adsorb a group of articles. Thereafter, the separating device 62 widens the distance between the suction branch pipes 58a and 58b to the distance between the centers of the two boxes 54a and 54b. Thereafter, the shutter plates 52a and 52b are opened, the suction heads 56a and 56b are lowered, the article group attracted by the suction head 56a is pushed into the box 54a, and the article group attracted by the suction head 56b is moved into the box. It is pushed into 54b. Then, the suction heads 56a and 56b stop the suction operation, move upward, and the shutter plates 52a and 53b are closed to prepare for the next suction.

Hereinafter, in the same manner, when two articles in the single body state are stacked in the boxes 54a and 54b and a predetermined number of stacked layers are stacked, the boxes 54a and 54b are sent out from the box packing position by a carrying device (not shown). The packaging of a plurality of two sashimi-shaped articles stacked in each of the two boxes is completed. New boxes 54a and 54b are sent to the boxing position in synchronization with the delivery of boxes 54a and 54b that have been boxed, and boxing is performed in the same manner.

As described above, according to the cartoning device of this embodiment, the articles in the two sets of articles are arranged in the sashimi state, and two sets of the article groups each including the two articles in the sashimi state are simultaneously displayed. It can be pushed into each of the boxes 54a and 54b.

In the above embodiment, the set of article storage units 6 accommodates two articles. However, the number of fins is not limited to this, and more articles can be stored in one article storage unit. Can be housed in Further, in the above-described embodiment, two sets of article storage units 6 are used, but when the number of boxes for packing articles at the same time is three or more, the number of sets of article storage sections is the same as the number of boxes. 6 may be attached to the carrier device 4. Further, although one set of the article storage unit 6 has three fins 8a, 8b, 8c, a partition plate inclined to the rear side in the transport direction of the transport device 4 may be used instead of the fins. Further, as the pushing device 30, the pushing device for pushing the respective articles 2 by the pushing plate 32 is used, but the pushing device is not limited to the pushing plate 32, and the pushing device may push the articles to the transition 44 side by a rod-shaped one, for example. In the above embodiment, the transition deck 44 is provided between the transport device 4 and the suction device 28, but the transition deck 44 may be omitted and the suction device 28 may be arranged directly on the side of the transport device 4. .. Further, if the pushing plate 32 can push the centers of the two article groups to the positions corresponding to the centers of the boxes 54a and 54b, it is not necessary to move the suction branch pipes 58a and 58b in the horizontal direction by the separating device 62. When the suction heads 56a and 56b suction one article group, the shutters 52a and 53b can be immediately retracted to lower the suction heads 56a and 56b.

2 article 4 carrier device 6 article accommodation section 8a, 8b, 8c fin 28 suction device 30 extrusion device 32 extrusion plate 56a 56b suction head (suction tool)

Claims (4)

A transport device,
In the carrying device, a plurality of article storage units arranged at a predetermined interval in the carrying direction and holding a plurality of articles in a single body state,
When the plurality of article storage units are transported to a predetermined position of the transport device, the plurality of article storage units are in the single body state and the boxing position on the side of the transport device. Extruded into, the articles respectively extruded from the article storage unit, for each of the article storage unit, a pushing device that constitutes the group of articles at a predetermined interval,
At the boxing position, the extruded article group is arranged so as to be supported, and a support that can be retracted from the boxing position,
Above the boxing position, arranged corresponding to the article group, the corresponding article group can be in a suction and non-suction state, and when the support is in the retracted state, it passes through the boxing position. , The same number of suction members as the article group that can be descended toward the same number of boxes as the article group provided corresponding to the article group below the boxing position,
Boxing equipment that has. The boxing device according to claim 1, wherein a partitioning tool that partitions the plurality of article groups is arranged on a path from a predetermined position of the transport device to the boxing position. The boxing apparatus according to claim 1 or 2, wherein in each of the article groups, the articles in the single body state are pushed out along a path from a predetermined position of the transport device to the boxing position, A boxing device in which guides for guiding the articles are arranged. 2. The boxing device according to claim 1, wherein the article storage unit has a plurality of article supports, and the article supports are provided corresponding to each article of the article group and are arranged at intervals. And the midpoints of the corresponding articles are respectively lifted and supported above the transport device, and the ends of the lifted articles on the traveling direction side of the transport device are located on the transport device and are lifted. A boxing device in which an end of the succeeding article of the article in the traveling direction of the transport apparatus is located in contact with or close to the support on the side of the support opposite to the traveling direction of the transport apparatus.

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