JP5395442B2 - Boxing equipment - Google Patents

Description

  The present invention relates to a boxing device used when boxing a package packed with a flexible thin body.

  Conventionally, various boxing devices are used for packing packages. For example, there is an apparatus that packs a package by sucking and moving the package with a vacuum suction device.

  Patent Document 1 discloses an automatic boxing of taper-shaped products using a tray as well as an automatic boxing without using a tray and supplying taper-shaped products directly to an internal fixed position such as a cardboard case. A packaging device is disclosed.

  In the automatic boxing device for tapered products described in Patent Document 1, a support plate is provided in front of the belt conveyor for transferring the tapered products in an appropriate number of rows in parallel with the upper surface of the belt conveyor, and the belt conveyor tip and support On the side of the plate, the belt conveyer sequentially advances onto the front end of the belt conveyor and the support plate and enters between the rows of the tapered products, and further transfers the tapered product from the front end of the belt conveyor to the upper surface of the support plate. An aligning and transporting rod is provided, and descends above the support plate in a timely manner and adsorbs and rises on an appropriate number of tapered products aligned on the upper surface of the support plate. Is provided with an adsorption transfer device for transferring the liquid.

  Further, Patent Document 2 discloses a structure in which a stacking plate and a collapsing prevention plate are appropriately fed into and regulated in a box for dropping a bag, and the steps of stacking and packing are performed at once to solve the problem. A packaging method and apparatus for the package are disclosed.

  In the boxing method and apparatus for packages such as bags described in Patent Document 2, when the box comes to a predetermined packing position, the workpiece guide bar protrudes from the workpiece conveyor side in the lateral direction, and from above. The stacking plate is lowered below the box to form a packing gap, the package fed from the work conveyor is dropped into the packing gap, and after a predetermined number of stacks, this package group Are stacked with a collapsible prevention plate that descends from above, and moved forward by a predetermined pitch together with the box, and the subsequent packaging is placed in the clogging gap between the collapsible prevention plate and the stationary stacking plate. The objects are stacked, and the stacked plate and the collapsing prevention plate are moved up and down for a predetermined number of rows.

JP-A-11-91704 Japanese Patent No. 2794633

  However, since the automatic boxing device for tapered products described in Patent Document 1 uses a vacuum suction device, the flatness of the suction portion is required. Therefore, in the case of a bag-like package rather than a solid product, vacuum suction cannot be realized stably, which is a problem.

  Moreover, in the boxing method and apparatus for packages such as bags described in Patent Document 2, the work guide rod is protruded from the side of the work conveyor in the horizontal direction, and the stacking plate is lowered downward from the box. In order to form a clogging gap, it becomes a problem when many packages are packed in a short time.

  An object of the present invention is to provide a boxing device capable of packing a bag-like package with a simple configuration.

(1)
A boxing device according to the present invention is a boxing device provided downstream of an aligning device for aligning a plurality of packages, and an opening / closing mechanism provided on a vertical lower surface of the plurality of packages conveyed from the aligning device. , in synchronization with the operation of the switching mechanism, a plurality of the plate pressing unit that presses into the box a plurality of packages by the plate member from the vertically upward direction of the package, the including. The plate member is sized to enter the box. The central portion of the plate member, a plurality of holes are formed. A convex shape is provided on the vertical lower surface of the outer edge of the plate member over the entire circumference of the plate member.

  In the boxing device according to the present invention, the opening / closing mechanism is provided on the vertical lower surface of the plurality of packages conveyed from the aligning device, and the plate pressing device synchronizes with the operation of the opening / closing mechanism. A plurality of packages are pushed into the box using a plate member in which a hole is formed from above.

  When the plurality of packages are pushed down from the vertical direction by the plate member, the air resistance can be reduced because the holes are provided, and the plate member is moved at a speed faster than the free fall speed of the plurality of packages. It can be moved easily. Moreover, since a plurality of packages can be boxed actively instead of packing a plurality of packages by individual free fall, a stable boxing operation can be performed. As a result, a plurality of packages can be boxed in a short time. Further, since no vacuum suction device is used, power can be reduced.

(2)
The hole portion is preferably composed of a plurality of circular holes.

  In this case, since a plurality of circular holes are provided in the plate member, the air resistance can be greatly reduced when the plate member is moved vertically downward. Moreover, since the flow of air becomes constant, disturbances to a plurality of packages can be reduced.

(3)
Further comprising a control unit for controlling the plate pressing apparatus, the control device preferably controls the speed of movement of the plate member.

  In this case, the moving speed of the plate member is controlled by the control device. As a result, the moving speed of the plate member can be controlled in accordance with the type or size of the package, and the package can be reliably stored in the box.

(4)
The plate member may be sized to enter into the box and may have a concave shape at the center of the vertical lower surface.

  In this case, since the outer peripheral side when the plate member is viewed in plan comes into contact with the package first, a plurality of packages are easily collected. That is, a plurality of aligned packages can be stored in the box without being scattered.

(5)
The plate member may be sized to enter into the box and may have a concave shape on the outer edge portion of the vertical lower surface.

  In this case, since the outer peripheral side when the plate member is viewed in plan comes into contact with the package first, a plurality of packages are easily collected. That is, a plurality of aligned packages can be stored in the box without being scattered.

Schematic external view showing an example of the boxing device according to the first embodiment of the present invention The typical perspective view which shows the back surface of the plate member of the plate member drive device shown in FIG. Schematic process diagram for explaining the details of the operation of the packaging device Schematic process diagram for explaining the details of the operation of the packaging device Schematic process diagram for explaining the details of the operation of the packaging device Schematic process diagram for explaining the details of the operation of the packaging device Schematic process diagram for explaining the details of the operation of the packaging device Schematic process diagram for explaining the details of the operation of the packaging device Typical sectional drawing for demonstrating the effect of the several hole of the plate member of a plate member drive device Typical sectional drawing for demonstrating the effect of the several hole of the plate member of a plate member drive device Schematic external view which shows an example of the boxing apparatus which concerns on 2nd Embodiment concerning this invention. The typical perspective view which shows the back surface of the plate member of the plate member drive device shown in FIG. Typical sectional drawing for demonstrating the effect of the several hole of the plate member of a plate member drive device Typical sectional drawing for demonstrating the effect of the several hole of the plate member of a plate member drive device Typical perspective view which shows the other example of the back surface of the plate member of the plate member drive device shown in FIG. Typical external view for demonstrating the mechanism which opens the cover of the cardboard box shown in FIG. Typical external view for demonstrating the mechanism which opens the cover of the cardboard box shown in FIG. Typical external view for demonstrating the mechanism which opens the cover of the cardboard box shown in FIG.

  Embodiments according to the present invention will be described below with reference to the drawings. In the present embodiment, a boxing device that stores a package packaged in a flexible thin body in a cardboard box will be described with a specific example.

(First embodiment)
FIG. 1 is a schematic external view showing an example of the boxing device 100 according to the first embodiment of the present invention, and FIG. 2 is a back surface of the plate member 210 of the plate member driving device 200 shown in FIG. It is a typical perspective view which shows.

A boxing device 100 shown in FIG. 1 mainly includes a plate member driving device 200 and a holding plate 400. The boxing device 100 is provided downstream of the package moving device 300, and stores a plurality of packages 800 in the cardboard box 500.
The cardboard box 500 is conveyed in the horizontal direction by the roller 600 and moved vertically downward of the boxing device 100.

  As shown in FIGS. 1 and 2, the plate member driving device 200 includes a plate member 210, a plurality of holes 220, a support member 230, a holding member 240, a motor 250, and a pair of opening / closing devices 260 and 261. The package moving device 300 includes a moving member 310 and a plate member 320, and the holding plate 400 includes a first holding plate 410, a second holding plate 420, and a third holding plate 430.

1 and FIG. 2 is provided with a plurality of holes 220 penetrating through the central portion of the plate member 210, and a support member 230 extends vertically upward at one end of the plate member 210. The supporting member 230 is attached and held by a U-shaped holding member 240. A motor 250 is provided inside the U-shaped holding member 240. When the motor 250 is driven, the support member 230 and the plate member 210 move in the vertical vertical direction.
A pair of opening / closing devices 260 and 261 are provided below the plate member 210 so as to face the plate member 210 (see FIGS. 4 and 5).

  Hereinafter, operation | movement of the boxing apparatus 100 is demonstrated using FIG. 3 to 8 are schematic process diagrams for explaining details of the operation of the boxing device 100. FIG.

  First, as shown in FIG. 3, a plurality of packages 800 are carried into the boxing device 100 by the package moving device 300. Specifically, the moving member 310 slides in the direction of the arrow H1 in an upright posture with respect to the plurality of packages 800 placed on the plate member 320 of the package moving device 300. Thereby, a plurality of packages 800 arranged in the boxing device 100 are carried in.

  Next, as illustrated in FIG. 4, when the moving member 310 has finished sliding in the direction of the arrow H <b> 1, the plurality of packages 800 include the first holding plate 410, the second holding plate 420, and the third holding plate 430. And the periphery is supported by the moving member 310 of the package moving apparatus 300.

Subsequently, as shown in FIG. 5, the pair of opening / closing mechanisms 260 and 261 starts the opening / closing operation. In addition, in FIG. 5, the display of the several package 800 is abbreviate | omitted on description.
The pair of opening / closing mechanisms 260 and 261 slide in a short time in the directions of arrows H1 and H2, respectively. Further, the motor 250 of the plate member driving device 200 is driven according to the operation of the pair of opening / closing mechanisms 260 and 261, and the support member 230 is moved vertically downward (in the direction of the arrow V1). Thereby, the plate member 210 attached to the end of the support member 230 is moved in the direction of the arrow V1.

  Next, as shown in FIG. 6, the pair of opening / closing mechanisms 260 and 261 finish moving in the directions of arrows H1 and H2, respectively. Thereby, the plurality of packages 800 starts free fall in the direction of the arrow V1, and the plate member 210 of the plate member driving apparatus 200 moves in the direction of the arrow V1 at a speed faster than the free fall speed of the plurality of packages 800. Moved.

  Furthermore, as shown in FIG. 7, a plurality of packages 800 are dropped into a cardboard box 500 conveyed vertically below the boxing device 100. In this case, the upper end of the plurality of packages 800 is pushed by the plate member 210 of the boxing device 100, and the plurality of packages 800 starts to be stored in the cardboard box 500. Further details of this operation will be described later.

  Finally, as shown in FIG. 8, the plate member 210 of the plate member driving device 200 further moves in the direction of the arrow V <b> 1, and a plurality of packages 800 are stored inside the cardboard box 500. Then, the motor 250 is driven reversely, the support member 230 is moved vertically upward (in the direction opposite to the arrow V1), and returned to the state of the packaging device 100 of FIG.

  Next, the effect of the plurality of holes 220 of the plate member 210 of the plate member driving apparatus 200 will be described. 9 and 10 are schematic cross-sectional views for explaining the effects of the plurality of holes 220 of the plate member 210 of the plate member driving apparatus 200. FIG.

  As shown in FIG. 9, since a plurality of holes 220 are provided in the plate member 210 of the plate member driving apparatus 200, when the plate member 210 is moved at high speed in the direction of the arrow V1, the direction of the dotted arrow BL1 An air flow is generated. A force in the direction of arrow F1 is generated in the plurality of packages 800 by the flow of the arrow BL1, and the plurality of packages 800 are dropped together.

Next, as shown in FIG. 10, the plate member 210 of the plate member driving apparatus 200 is moved at a higher speed than the natural fall of the plurality of packages 800, so that the plurality of packages 800 are placed on the back surface of the plate member 210. Touched.
Further, the lower ends of the plurality of packages 800 start to be stored in the storage port of the cardboard box 500.

When a plurality of packages 800 are stored in the cardboard box 500 in a short time as shown in FIG. 10, the air existing in the cardboard box 500 is pushed out by the plurality of packages 800, and the directions of the arrows BL2 and BL3 Flowing into.
For example, if the plurality of holes 220 are not provided, the airflow flows only in the direction of the arrow BL3, so that the postures of the arranged packages 800 may be disturbed. However, since the plate member 210 of FIG. 10 is provided with a plurality of holes 220, most of the air in the cardboard box 500 flows in the direction of the arrow BL2.
As a result, a plurality of packages 800 can be collected and stored in the cardboard box 500 in a short time.

(Second Embodiment)
Next, a second embodiment according to the present invention will be described with reference to the drawings. In the second embodiment, differences from the boxing device 100 according to the first embodiment will be described.

  FIG. 11 is a schematic external view showing an example of the boxing device 100a according to the second embodiment of the present invention, and FIG. 12 shows the back surface of the plate member 210 of the plate member driving device 200 shown in FIG. It is a typical perspective view which shows.

  As shown in FIGS. 11 and 12, a plurality of holes 220 are provided in the central portion of the plate member 210 of the plate member driving device 200a of the boxing device 100a. In addition, ribs 270 are provided on the outer periphery of the back surface of the plate member 210.

  Next, effects of the plurality of holes 220 and the ribs 270 of the plate member 210 of the plate member driving device 200a will be described. 13 and 14 are schematic cross-sectional views for explaining the effect of the plurality of holes 220 of the plate member 210 of the plate member driving apparatus 200a.

As shown in FIG. 13, since the plate member 210 of the plate member driving apparatus 200a is provided with a plurality of holes 220 and ribs 270, when the plate member 210 is moved at high speed in the direction of the arrow V1, a dotted arrow An air flow is generated in the direction of BL11. Due to the flow of the arrow BL11, a force in the direction of the arrow F2 is generated in the plurality of packages 800, and the plurality of packages 800 are dropped together.
In the second embodiment, the rib 270 causes the airflow in the direction of arrow BL11 to be larger than the airflow in the direction of arrow BL1, and the force in the direction of arrow F2 is the force in the direction of arrow F1. Bigger than.

Next, as illustrated in FIG. 14, the plate member 210 of the plate member driving device 200 a is moved at a higher speed than the natural fall of the plurality of packages 800, so The package 800 is contacted.
Further, the lower ends of the plurality of packages 800 start to be stored in the storage port of the cardboard box 500.

When a plurality of packages 800 are stored in the cardboard box 500 in a short time as shown in FIG. 14, the air existing in the cardboard box 500 is pushed out by the plurality of packages 800 and the directions of the arrows BL2 and BL3 are shown. Flowing into.
For example, if the plurality of holes 220 and the ribs 270 are not provided, the airflow flows only in the direction of the arrow BL31, and thus the postures of the arranged packages 800 may be disturbed. However, since the plate member 210 of FIG. 14 is provided with a plurality of holes 220 and ribs 270, most of the air in the cardboard box 500 flows in the direction of the arrow BL21.
As a result, a plurality of packages 800 can be collected and stored in the cardboard box 500 in a short time.

  Next, FIG. 15 is a schematic perspective view showing another example of the back surface of the plate member 210 of the plate member driving apparatus 200a shown in FIG.

  As shown in FIG. 15, a plurality of holes 220 are provided in the central portion of the plate member 210 of the plate member driving device 200b of the boxing device 100a. In addition, ribs 270 b are provided on the outer periphery of the back surface of the plate member 210. Further, unlike the plate member driving device 200a of FIG. 12, the plate member driving device 200b of FIG. 15 is provided with ribs 271b so as to correspond to the opening / closing portions of the pair of opening / closing mechanisms 260, 261.

  By this rib 271b, the upper end portion of the package 800 can be pushed vertically downward so as not to be sandwiched between the opening / closing portions (shutters) of the pair of opening / closing mechanisms 260, 261.

  16 to 18 are schematic external views for explaining a mechanism for opening the lid of the cardboard box 500 shown in FIG.

  As shown in FIG. 16, the lid opening mechanism 900 includes hook legs 901, 902, 903, and 904 and a lid opening drive unit 905. The cardboard box 500 is conveyed on the roller 600 with the lid closed. As shown in FIG. 16, with the hook legs 901, 902, 903, and 904 of the lid opening mechanism 900 closed (in a state along the vertical direction), the lid opening mechanism 900 moves from the vertical upward direction of the cardboard box 500 to the arrow. Move in the direction of V1. Accordingly, the hook legs 901, 902, 903, and 904 of the lid opening mechanism 900 enter the inside of the cardboard box 500. Further, in this case, the contact plates 951, 952, 953, 954 move on the horizontal plane and are arranged in the vicinity of the bottom of each lid of the cardboard box 500. That is, the roller 600 is disposed so as not to obstruct the conveyance of the cardboard box 500. For example, it is possible to prevent the cardboard box 500 from being hindered by being rotated 90 degrees horizontally.

  Next, as shown in FIG. 17, the hooking legs 901, 902, 903, and 904 begin to open, and the lid opening drive unit 905 starts to move vertically upward. In this case, the hook leg 901 hooks one lid of the cardboard box 500, the hook leg 902 hooks another lid of the cardboard box 500, and the hook leg 903 pulls another lid of the cardboard box 500. A hanging leg 904 hooks another lid of the cardboard box 500. Then, the hooking legs 901, 902, 903, and 904 are continuously opened until each lid of the cardboard box 500 exceeds an upright posture (vertical posture).

Subsequently, as shown in FIG. 18, when each lid of the cardboard box 500 exceeds the upright posture (vertical posture), the hook legs 901, 902, 903, and 904 are further opened, and the lid opening drive unit 905 vertically Start moving down. In this case, the hook leg 901 pushes down one lid of the cardboard box 500, the hook leg 902 pushes down the other lid of the cardboard box 500, and the hook leg 903 moves the other side of the cardboard box 500. The lid is pushed downward, and the hook leg 904 pushes the other lid of the cardboard box 500 downward.
In this case, since the contact plates 951, 952, 953, and 954 support the base of each lid, the lid of the cardboard box 500 can be easily opened. Then, the contact plates 951, 952, 953, and 954 are horizontally rotated 90 degrees, and the cardboard box 500 is conveyed to the boxing device 100 of FIG.

  Although not shown in FIGS. 15 to 18, a load cell A for measuring the weight of the cardboard box 500 is provided below the cardboard box 500. Further, as shown in FIG. After the package 800 is stored, a load cell B for measuring the weight of the cardboard box 500 and the package 800 may be provided.

  In this case, the weight of the package 800 can be calculated by subtracting the measurement value of the load cell A from the measurement value of the load cell B, and whether or not the number of the packages 800 in the cardboard box 500 is within the specified range. Can be determined.

  As described above, in the boxing apparatuses 100 and 100a according to the first and second embodiments, when a plurality of packages 800 are pressed down from the vertical direction using the plate member 210, a plurality of circular plural The air resistance applied to the plate member 210 can be reduced, and the plate member 210 can be easily moved at a speed faster than the free fall speed of the plurality of packages 800. In addition, since the air flow is constant, turbulence with respect to the plurality of packages 800 can be reduced.

  In addition, since the plurality of packages 800 can be actively packed instead of being packed in the cardboard box 500 by individual free fall, a stable boxing operation is performed. Can do. As a result, a plurality of packages 800 can be boxed in a short time. Further, since no vacuum suction device is used, power can be reduced.

  Further, in the boxing device 100a according to the second embodiment, the rib 270 is provided at the outer peripheral edge of the back surface of the plate member 210, so that the air flow is more stable and the first is performed with respect to the outer peripheral side of the package 800. Since the rib 270 comes into contact with the plate member 210 and then a force is applied by the back surface of the plate member 210, the plurality of packages 800 are easily collected. That is, a plurality of aligned packages 800 can be stored in the cardboard box 500 without being scattered.

  A preferred embodiment of the present invention is as described above, but the present invention is not limited thereto. It will be understood that various other embodiments may be made without departing from the spirit and scope of the invention. Furthermore, in this embodiment, although the effect | action and effect by the structure of this invention are described, these effect | actions and effects are examples and do not limit this invention.

100, 100a Boxing device 200, 200a, 200b Plate member driving device 210 Plate member 220 Multiple holes 230 Support member 240 Holding member 250 Motor 260, 261 A pair of opening / closing mechanisms 270, 270b, 271b Rib 300 Package moving device 400 Holding Board 500 Cardboard box 600 Roller 800 Package

Claims (2)

A packaging device provided downstream of an alignment device for aligning a plurality of packages,
An opening and closing mechanism provided on a vertical lower surface of the plurality of packages conveyed from the alignment device;
In synchronization with the operation of the opening and closing mechanism, a plate pressing device that presses the plurality of packages into the box by a plate member from the vertically upward direction of the plurality of packages,
The plate member is sized to enter the box,
A plurality of holes are formed in the central portion of the plate member ,
On the vertical lower surface of the outer edge portion of the plate member, a convex shape is provided over the entire circumference of the plate member.
A boxing device characterized by that. A control device for controlling the plate pressing device;
  The boxing device according to claim 1, wherein the control device controls a moving speed of the plate member.