JP2016034833A - Packaging apparatus and packaging method - Google Patents

Abstract

Provided is a packaging device capable of suitably packaging according to the height of an object to be packaged when the object to be packaged is packaged by a package. A packaging apparatus AA includes a bottom surface forming portion 11 capable of forming a bottom surface capable of holding an object to be packaged WK, and a pair of side surfaces facing each other by rising from the bottom surface 14 with the object to be packaged in between. A device for packaging an article to be packaged WK with a packaging body 10 having a pair of side surface forming parts 12 and 13 to be formed, and detecting the position of the top part WT of the article to be packaged WK placed on the bottom surface forming part 11 The top detecting means 40, the pair of side surface forming parts 12, 13 are raised, the side surface forming means 50 for forming a pair of side faces, and the pair of raised side surface forming parts 12, 13 are bent to be packaged. Top surface forming means 60 for forming a top surface facing the top WT of WK, and the top surface forming means 60 is directly or indirectly based on the detection result of the top detecting means 40, and a pair of side surface forming parts 12, 13 bending positions are determined and bent. [Selection] Figure 2

Description

  The present invention relates to a packaging apparatus and a packaging method for packaging an object to be packaged with a package.

  As a packaging apparatus, Patent Document 1 describes a wrap-round packaging apparatus that forms a carton by folding a blank sheet on which an article to be packaged (article) is placed.

JP 2002-240807 A

  However, in the packaging device described in Patent Document 1, since the folding position of the blank sheet is determined, the carton cannot be reduced even when a small item is packaged, and the delivery cost increases. There is a problem.

  An object of the present invention is to provide a packaging apparatus and a packaging method that can be suitably packaged according to the height of a packaged object when packaging the packaged object with a package.

  In order to achieve the above-described object, the packaging device of the present invention opposes each other by raising a bottom surface forming portion that forms a bottom surface capable of holding a packaged object and the bottom surface with the packaged object interposed therebetween. A packaging device that wraps the article to be packaged by a packaging body that includes a pair of side surface forming parts that form a pair of side surfaces, and a top position of the article to be packaged placed on the bottom surface forming part A top detection means for detecting the pair of side surface forming portions, a side surface forming means for forming the pair of side surfaces, and a bending of the raised pair of side surface formation portions; A top surface forming means for forming a top surface opposite to the top surface, and the top surface forming means determines the folding position of the pair of side surface forming portions directly or indirectly from the detection result of the top portion detecting means. And bend.

  Further, the pair of side surface forming portions has a plurality of top surface forming fold lines that can be bent to the side of the packaged object in correspondence with the length from the bottom surface of the packaged object. Each of the top surface forming means is provided so that a top surface forming portion that forms a top surface facing the top of the packaged object can be formed by bending each top surface forming folding line. May select and bend the nearest top surface forming fold line located on the opposite side of the bottom surface with respect to the top portion directly or indirectly from the detection result of the top portion detecting means. .

  Furthermore, the packaging device includes supply means for supplying an outer case, and storage means for storing the packaged object packaged in the package in the outer case, and the supply means includes the top detection means. From the detection result, an exterior case that is directly or indirectly above the top and has a height closest to the top may be selected and supplied.

  Furthermore, the packaging apparatus may include a packaged article fixing unit that fixes the packaged article to the bottom surface forming portion.

  The packaging method according to another aspect of the present invention includes a bottom surface forming portion that forms a bottom surface capable of holding an object to be packaged, and a pair of facing each other by raising the object to be packaged from the bottom surface. A packaging method for packaging the article to be packaged by a package including a pair of side surface forming parts that form side surfaces, and detecting a position of a top part of the article to be packaged placed on the bottom surface forming part. The top detection step, the pair of side surface forming portions are raised, the side surface forming step of forming the pair of side surfaces, the pair of raised side surface formation portions are bent, and are opposed to the top portions of the packages. A top surface forming step for forming a top surface, wherein the top surface forming step determines a bending position of the pair of side surface forming portions directly or indirectly from a detection result in the top portion detecting step. Bend.

  According to the present invention, since the top surface is formed by directly or indirectly determining the folding position of the side surface forming portion from the detection result of the top portion detecting means, it is possible to use one type of package to cover different heights. The package can be suitably packaged.

  Further, when the top surface forming fold line is formed in the side surface forming portion, the top surface forming means selects or folds the top surface forming fold line directly or indirectly from the detection result of the top detecting means. Therefore, the packaged object can be suitably packaged with one type of package corresponding to the height of the packaged object or the height from the bottom surface to the top surface of the outer case.

  Further, when the supply unit and the storage unit are provided, the supply unit selects and supplies an exterior case that is directly or indirectly above the top and has a height closest to the top from the detection result of the top detection unit. Therefore, it is possible to prevent an unnecessary space from being generated as much as possible between the package housed in the outer case and the top surface of the outer case.

  Further, when the packaged object fixing means is provided, the packaged object can be packaged in a state of being fixed to the package.

The side view which shows the packaging apparatus concerning embodiment. The front view of FIG. FIG. FIG.

Hereinafter, an embodiment of the present invention will be described.
The X axis, the Y axis, and the Z axis in this specification and the drawings are in a relationship of being orthogonal to each other, the X axis and the Y axis are axes within a predetermined plane, and the Z axis is an axis orthogonal to the predetermined plane. To do. Furthermore, in the present embodiment, when viewed from the front direction in FIG. 1 parallel to the Y axis, when indicating the direction, “up” is the arrow direction of the Z axis and “down” is the opposite direction, “ “Left” is the arrow direction of the X axis, “Right” is the opposite direction, “Front” is the front direction orthogonal to the page, and “Rear” is the opposite direction of the Y axis arrow direction.

  1 and 2, the packaging device AA according to the present embodiment rises from the bottom surface 14 with the bottom surface forming portion 11 that forms the bottom surface 14 capable of holding the packaged item WK and the packaged item WK interposed therebetween. A packaging device for packaging an article to be packaged WK with a packaging body 10 including a pair of side surface forming portions 12 and 13 that form a pair of side surfaces 15 and 16 (see FIG. 3A) that face each other. The pair of side surface forming parts 12 and 13 are formed so as to correspond to the length from the bottom surface 14 of the article to be packaged WK, and can form a plurality of top surfaces capable of bending the side surface forming parts 12 and 13 to the object to be packaged WK side. The top surfaces 17 and 18 facing the top portion WT of the package WK by having the folding lines L1 to L5 and R1 to R5, respectively, and being bent at the top surface forming folding lines L1 to L5 and R1 to R5. (See FIG. 4A) The top surface forming portions 19, 20 ( 4 (a)) is provided so as to be able to be formed, and a package fixing means 30 for fixing the package WK to the bottom surface forming part 11 and a package WK placed on the bottom surface forming part 11 A top detecting means 40 for detecting the position of the top WT, a side surface forming means 50 for raising the pair of side surface forming parts 12, 13 and a top surface forming means for bending the pair of side surface forming parts 12, 13 raised. 60, a supply means 70 for supplying the outer case CA, an accommodation means 80 for accommodating the article WK packed in the package 10 in the outer case CA, and a control means (not shown) for controlling the respective means. It is disposed in the vicinity surrounding the conveying means 90 for conveying the package 10.

  The package fixing means 30 is a so-called shrink that fixes the bottom surface forming part 11 of the package 10 placed on the transport means 90 and the article WK to be packaged placed on the bottom surface forming part 11 by shrink wrapping. It is a packaging machine.

  The top detection means 40 is a so-called line sensor that detects the position of the top WT of the article WK to be packaged conveyed by the conveyance means 90.

  The side surface forming means 50 includes a linear motion motor 51 as a drive device disposed in front and rear below the conveying means 90 and a push-up arm 52 supported by each output shaft 51A of each linear motion motor 51. Yes.

  The top surface forming means 60 is a linear motor 61 as a pair of driving devices arranged in front and back above the conveying means 90, and a driving device supported by a bracket 62 supported by each slider 61A of each linear motor 61. The rotation motor 63, the inner arm 65 supported by each of the front end surfaces 64A of the concave bracket 64 supported by the output shaft 63A of each rotation motor 63, and the concave bottom surface 64B of each bracket 64 are supported. And an outer arm 67 supported by each output shaft 66A of the rotation motor 66 as a driving device. From the detection result of the top detection means 40, the bending positions of the pair of side surface forming portions 12 and 13 are directly determined. It is determined and bendable.

  The supply means 70 is a conveyance path such as a roller conveyor or a belt conveyor that supplies an outer case CA boxed by a box making machine (not shown) that forms a box made of corrugated cardboard or resin to the vicinity of the lower left of the conveyance means 90. From the detection result of the top detection means 40, the exterior case CA that is directly above the top WT and has the height HH closest to the top WT is selected and supplied. The box making machine (not shown) three-dimensionally assembles an exterior case CA having a height HH corresponding to the height of the top surface forming folding line of the package 10, that is, an exterior case CA having five types of heights HH. It consists of a box-making machine.

  The accommodation unit 80 is supported by an output shaft 82A of a linear motor 81 as a driving device disposed above the conveying unit 90 and a linear motion motor 82 as a driving device supported by a slider 81A of the linear motor 81, and is decompressed. And a suction pad 83 communicated with a suction means (not shown) such as a pump or a vacuum ejector.

  The conveying means 90 is supported by a roller conveyor 91 driven by a driving device (not shown) and an output shaft 92A of an air cylinder 92 as a driving device for stopping the package 10 at a fixed position P1 near the package fixing means 30. The first stopper 92B, the second stopper 93B supported by the output shaft 93A of the air cylinder 93 as a driving device for stopping the packaging body 10 at the folding position P2 near the side surface forming means 50, and the packaging body. 10 is stopped at the holding position P3 which is the left end portion of the roller conveyor 91.

  Next, a packaging method using the packaging apparatus AA will be described. First, with respect to the packaging apparatus AA in the state indicated by the solid line in FIG. 1 in which each member is arranged at the initial position, the object WW on which the packaged object WK is placed on the bottom surface forming portion 11 of the package 10 is a roller conveyor. 91 is conveyed leftward. The conveyed object WW is stopped at the fixed position P1 by the first stopper 92B (conveying process). Subsequently, the package fixing means 30 drives the shrink wrapping machine to fix the package WK to the bottom surface forming part 11 (package fixing process).

  Subsequently, when the conveying means 90 drives the air cylinder 92, lowers the first stopper 92B, conveys the object WW further to the left, and returns the first stopper 92B to the initial position as the object WW passes. The object WW is stopped at the folding position P2 by the second stopper 93B (conveying step). While the article to be packaged WK is transported in this transporting process, the position of the top WT is detected by the top detecting means 40 (top detecting process). In the case of the present embodiment, when the side surface forming portions 12 and 13 are raised, it is detected that the position of the top portion WT is located between the top surface forming fold lines L3 and R3 and L4 and R4.

  Subsequently, when the top surface forming means 60 drives each linear motor 61 and the side surface forming parts 12 and 13 are later raised from the detection result of the top detecting means 40, the uppermost point of each inner arm 65 is the top point. Each slider 61A is lowered so as to be the same height as the height position of the surface forming fold lines L4, R4.

  Subsequently, the side surface forming means 50 drives each linear motion motor 51, and as shown by a two-dot chain line in FIG. 2, the push-up arm 52 is raised to raise the side surface forming portions 12 and 13 (side surface forming step). .

  Subsequently, the top surface forming means 60 drives each rotation motor 66 to rotate the outer arm 67, and the side surface forming means 50 drives each linear motion motor 51 to return the push-up arm 52 to the initial position, As shown in FIG. 3, the side surface forming portions 12 and 13 are positioned between the inner arms 65 and the outer arms 67.

  Subsequently, the top surface forming means 60 drives the rotation motors 63 to rotate the brackets 64 by 90 ° to bend the side surface forming portions 12 and 13 to the packaged object WK side. As a result, as shown in FIG. 4, the top surfaces 17 and 18 facing the top portion WT of the package WK are positioned at the tip side of the top surface forming fold lines L4 and R4 in the side surface forming portions 12 and 13. A pair of top surface forming portions 19 and 20 to be formed are formed (top surface forming step).

  Subsequently, a top surface fixing means (not shown) fixes the overlapping portion of the top surface forming portions 19 and 20 with a fixing means such as an adhesive sheet or an adhesive (top surface fixing step).

  Subsequently, when the conveying means 90 drives the air cylinder 93, the second stopper 93B is lowered, the object WW is further conveyed to the left side, and the second stopper 93B is returned to the initial position as the object WW passes. The object WW is stopped at the holding position P3 by the third stopper 94 (conveying step). When the package 10 is removed from the inner and outer arms 65 and 67, the top surface forming means 60 drives each linear motor 61 and each rotation motor 63 and 66 to return the slider 61A, bracket 64 and outer arm 67 to the initial positions. Let

  Here, although the steps are mixed, after the top detection step, the supply unit 70 selects and supplies the exterior case CA directly from the detection result (the position of the top WT) of the top detection unit 40. That is, the supply means 70 assembles the exterior case CA having a height HH corresponding to the top surface forming folding lines L4 and R4 via a box making machine (not shown), and transports it on the transport path. The transported outer case CA is at a position indicated by a solid line in FIG. 1 and is stopped immediately below a linear motion motor 82 indicated by a two-dot chain line in FIG. 1 (supply process).

Subsequently, the accommodating means 80 drives the linear motor 82 and the suction means (not shown) to lower the suction pad 83 and suck the package 10 with the suction pad 83, and then lift the suction pad 83. Next, the accommodating means 80 drives the linear motor 81 to convey the object WW to a position indicated by a two-dot chain line in FIG. Thereafter, when the accommodating means 80 drives the linear motion motor 82 to lower the object WW and accommodate it in the outer case CA (accommodating step), the driving of the suction means (not shown) is stopped and the linear motion motors 81 and 82 are operated. Driven to return the suction pad 83 to the initial position.
The exterior case CA in which the object WW is accommodated is fixed by a fixing means after the upper flap is closed by a hand or a driving device (not shown), and is transported to the next process along the transport path. Is repeated. Unlike the above, when the top detecting means 40 detects that the position of the top WT is located between other top surface forming fold lines, the top surface forming means 60 is connected to the bottom surface 14 with respect to the top WT. Each linear motor 61 may be driven so that the uppermost point of each inner arm 65 is positioned at the height position of the nearest top surface forming fold line located on the opposite side of the upper surface, and the supply means 70 is also like that. What is necessary is just to assemble exterior case CA which has the height HH corresponding to a top surface formation bending line, and to convey on a conveyance path.

  According to this embodiment as described above, the bending positions of the side surface forming portions 12 and 13 are determined directly from the detection result of the top detecting means 40 to form the top surfaces 17 and 18, so one kind of With the package 10, the articles WK having different heights can be suitably packaged.

Further, the means and steps in the present invention are not limited in any way as long as the operations, functions, or steps described for the means and steps can be performed, and moreover, the means of only one embodiment shown in the above embodiment. The process is not limited at all. For example, as long as the top detection means can detect the position of the top of the article to be packaged placed on the bottom surface forming portion, it is not limited as long as it is within that range in light of the common general technical knowledge at the time of filing. (Description of other means is omitted).
Further, the top surface forming means 60 determines the folding positions of the side surface forming portions 12 and 13 directly from the detection result of the top detecting means 40 and folds them, and the supplying means 70 folds the top surface forming means 60. Based on the bending position, that is, from the detection result of the top detection means 40, the outer case CA may be selected and supplied indirectly.
The supply means 70 directly selects and supplies the exterior case CA from the detection result of the top detection means 40, and the top surface forming means 60 is based on the selection of the exterior case CA by the supply means 70. That is, the folding positions of the side surface forming portions 12 and 13 may be determined indirectly from the detection result of the top detecting means 40 and bent.

The package fixing means 30 may fix the bottom surface forming portion 11 and the package WK with an adhesive sheet, an adhesive, welding, a stapler, or the like.
In the present invention, the package fixing means 30 may be omitted.

The top detecting means 40 may be a light emitting / receiving line sensor or a reflective line sensor, and the sensor used for these is a non-contact type such as an optical sensor such as an infrared ray or a visible ray, or an ultrasonic sensor. A sensor, a contact type sensor such as a limit sensor, or the like can be employed, and the present invention is not limited to this.
The top detector 40 may detect the position of the top WT of the package WK by scanning each type of sensor in the height direction of the package WK.

The side surface forming unit 50 and the top surface forming unit 60 may be configured by an articulated robot or other driving device, or may be configured by appropriately combining them.
The side surface forming means 50 may raise the side surface forming portions 12 and 13 by spraying high-pressure air on the package body 10 instead of the direct acting motor 51.

When the top surface forming fold line is not formed on the package 10, the top surface forming means 60 determines the position where the side surface forming portions 12 and 13 are bent directly or indirectly from the detection result of the top detecting means 40. You may decide and bend. That is, the top surface forming means 60 determines the position of the height substantially the same as the position of the top WT of the package WK from the detection result of the top detecting means 40 and bends the side surface forming parts 12 and 13. The supply means 70 also selects and supplies an exterior case CA (hereinafter referred to as a corresponding case) having a height HH directly above the top WT and closest to the top WT from the detection result of the top detection means 40. May be.
Further, the top surface forming means 60 determines the position of the height substantially the same as the position of the top WT of the package WK from the detection result of the top detecting means 40 and bends the side surface forming parts 12 and 13. The supply means 70 may indirectly select and supply a corresponding case based on the bending position of the top surface forming means 60, that is, from the detection result of the top detection means 40.
Further, the supply means 70 directly selects and supplies the corresponding case from the detection result of the top detection means 40, and the top surface forming means 60 is based on the selection status of the corresponding case by the supply means 70, that is, Alternatively, from the detection result of the top detection means 40, the side surface forming parts 12 and 13 may be bent by indirectly determining a height position substantially the same as the position of the top part WT of the package WK.
The top surface forming means 60 may omit the rotation motor 66 that rotates the outer arm 67 and may be arranged parallel to the inner arm 65 at a predetermined interval.
The top surface forming means 60 may bend the side surface forming portions 12 and 13 by blowing high-pressure air instead of the outer arm 67.

The supply means 70 may be constituted by an articulated robot or other drive device, or may be constituted by appropriately combining them.
The supply means 70 may be one to four in accordance with the number of the top surface forming fold lines formed on the packaging body 10 or the number of the top surface forming fold lines formed on the packaging body 10. It may be 6 or more.
The supply means 70 may supply the exterior case CA assembled in advance to the conveyance path.
The supply means 70 may supply the outer case CA to the conveyance path manually instead of the box making machine. In this case, from the detection result of the top detection means 40, display means for displaying the type of the outer case CA may be used, and an operator may supply the outer case CA to the conveyance path according to this display means.
In the present invention, the supply means 70 may be omitted.

The accommodating means 80 may be configured to hold the object WW by a holding means such as a chuck cylinder instead of the suction pad 81, or to be held by an arm or the like.
In the present invention, the accommodating means 80 may be omitted.

The conveying means 90 may be configured by a belt conveyor, an articulated robot, other driving devices, or may be configured by appropriately combining them.
The conveying means 90 is configured such that the top surface forming means 60 drives each rotation motor 66 and retracts the outer arm 67 from above the top surfaces 17 and 18, then drives the air cylinder 93 to lower the second stopper 93B, The object WW may be further conveyed to the left side.
In the present invention, the conveying means 90 may be omitted.

In the present invention, the top surface fixing means may be omitted.
The bottom surface forming portion 11, the side surface forming portions 12, 13 and the top surface forming portions 19, 20 may be a quadrilateral, a polygon other than a quadrangle, a circle, an ellipse, or other shapes in plan view, or a bottom formed by them. 14. The pair of side surfaces 15 and 16 and the top surfaces 17 and 18 may also be quadrangular, polygonal, circular, elliptical, or other shapes.
Further, the bottom surface forming portion 11 may have a length obtained by dividing the packaging body 10 into three equal parts in the left-right direction, or may be equal to or less than a length obtained by dividing the package body 10 into three equal parts.
The outer case CA is not limited to a cardboard box, a resin container, a rubber container, a metal container, a wooden box, or the like.

WK to be packaged is limited to paper, books, notebooks, CDs and DVDs with cases, CDs and DVDs without cases, toys, containers, daily necessities, food, machine parts, wood, steel, stone, resin, ceramics, etc. Never happen.
The articles to be packaged WK may be of the same size, or may be of various sizes with respect to the thickness in the vertical direction and the size in the left and right and front and rear directions.
The number of articles WK to be packaged in one package 10 may be one or more.
When the package WK is, for example, one to several sheets of paper, that is, when almost no space is required in the vertical direction for packaging the package WK, the top detection means 40 detects it and forms the top surface. The means 60 can bend the side surface forming portions 12 and 13 along the top surface forming folding lines L1 and R1. Also in this case, the supply means 70 can assemble the exterior case CA having a height HH corresponding to the top surface forming fold lines L1 and R1 and transport it on the transport path.

  The drive device in the embodiment includes an electric device such as a rotation motor, a linear motion motor, a linear motor, a single-axis robot, and an articulated robot, an actuator such as an air cylinder, a hydraulic cylinder, a rodless cylinder, and a rotary cylinder. In addition to these, a combination of them directly or indirectly may be employed (some of them overlap with those exemplified in the embodiment).

DESCRIPTION OF SYMBOLS 10 Packing body 11 Bottom surface formation part 12, 13 Side surface formation part 14 Bottom surface 15, 16 Side surface 17, 18 Top surface 19, 20 Top surface formation part 30 Package fixing means 40 Top part detection means 50 Side surface formation means 60 Top surface formation means 70 Supply means 80 Storage means AA Packaging device CA Exterior case HH Height L1-L5, R1-R5 Top surface forming fold line WK Packaged object WT Top part

Claims (5)

A bottom surface forming portion for forming a bottom surface capable of holding an object to be packaged, and a pair of side surface forming portions for forming a pair of side surfaces facing each other by rising from the bottom surface with the object to be packaged interposed therebetween A packaging device for packaging the article to be packaged with a packaging body,
A top detection means for detecting the position of the top of the article to be packaged placed on the bottom surface forming portion;
Side surface forming means for raising the pair of side surface forming portions and forming the pair of side surfaces;
Bending the pair of side surface forming parts that are raised, and forming a top surface that forms a top surface facing the top of the package,
The packaging device characterized in that the top surface forming means determines and folds the pair of side surface forming portions directly or indirectly from the detection result of the top detecting means. Each of the pair of side surface forming portions has a plurality of top surface forming fold lines that can be bent to the side of the packaged object to correspond to the length from the bottom surface of the packaged object. The top surface forming portions that form the top surface facing the top of the article to be packaged can be formed by bending at each top surface forming fold line,
The top surface forming means selects and bends the closest top surface forming fold line located on the opposite side of the bottom surface with respect to the top portion directly or indirectly from the detection result of the top portion detecting means. The packaging device according to claim 1. Supply means for supplying the outer case;
An accommodation means for accommodating the packaged article packaged in the packaging body in the exterior case;
The supply means selects and supplies an exterior case that is directly or indirectly above the top and has a height closest to the top from the detection result of the top detection means. The packaging apparatus of Claim 1 or Claim 2.   The packaging apparatus according to any one of claims 1 to 3, further comprising a package fixing means for fixing the package to the bottom surface forming portion. A bottom surface forming portion for forming a bottom surface capable of holding an object to be packaged, and a pair of side surface forming portions for forming a pair of side surfaces facing each other by rising from the bottom surface with the object to be packaged interposed therebetween A packaging method for packaging the article to be packaged by a package,
A top detection step for detecting the position of the top of the article to be packaged placed on the bottom surface forming portion;
A side surface forming step of raising the pair of side surface forming portions and forming the pair of side surfaces;
Bending the pair of raised side surface forming portions, and forming a top surface facing the top of the package,
In the packaging method, the top surface forming step determines and folds the pair of side surface forming portions directly or indirectly from the detection result in the top portion detecting step.

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