JP5504185B2 - Packing material, packing body packed by this - Google Patents

Description

  The present invention relates to a packing material for packing an object to be packed such as a part, and more particularly to a packing material suitable for packing an object to be packed having a protruding portion.

  Conventionally, articles to be packed such as parts of industrial machines or vehicle parts are packed by a packing material and conveyed. In the packing material, a storage recess for storing the packaged object is formed according to the shape of the packaged object. In such a state that a plurality of items to be packed are stored in the storage recess of the packing material, the packing body is formed and conveyed.

  For example, when packing a plurality of elongate objects to be packed, a storage recess for storing these objects to be packed is formed in the packing material (see, for example, Patent Document 1). By using packing materials with such storage recesses, a plurality of items to be packed are juxtaposed and stored in the storage recesses, and these items are stacked to convey a plurality of items to be packed at once as a package. can do.

  Further, when packing a plurality of objects to be packed such as a battery in which a part protruding part is formed, a storage recess having a fitting hole for fitting into the protruding part is formed. (For example, refer to Patent Document 2). By using the packing material in which such a storage recess is formed, the protruding portion of the packaged object (projection) is fitted into the fitting hole, the packaged object is stored in the storage recess, and these are stepped. It can be stacked into a package. Moreover, in patent document 2 mentioned above, in order to protect the electrode of the battery fitted to the fitting hole, the fitting hole has a depth that prevents the electrode from jumping out of the fitting hole. An opening for inspecting the performance of the battery is formed at the bottom of the hole.

JP 2009-227310 A JP 2000-173567 A

  However, in the case of the article to be packed shown in Patent Document 1, since the shape of the article to be packed is a simple shape of a long shape (roll shape), these can be brought close to each other and stored in the storage recess, For example, when a projecting portion (projecting portion) is formed on such a member (base material portion) (when the projecting length of the projecting portion is longer than the thickness of the material portion), Patent Document 1 As described above, it is not easy to arrange the objects to be packed close to each other.

  Therefore, for example, as in the packaging material shown in Patent Document 2, it is conceivable to provide a fitting hole in the storage recess with respect to the protrusion. However, since such a hole is formed by deep drawing, particularly when the protruding length of the protruding portion is long, it is not possible to form the fitting recess by deep drawing according to the protruding length. ,It's not easy.

  As a result, when a packaged object with protrusions is stored in a packaging material and transported, it is not easy to improve the loading efficiency of the packaged object, and the packaged material transport cost (distribution cost) Tend to increase.

  The present invention has been made in view of the above points, and the object of the present invention is to improve the loading efficiency of an object to be packed even when the protrusion is formed on the object to be packed. Thus, an object of the present invention is to provide a packing material capable of suppressing the cost of transporting the object to be packed.

  In order to solve the above-mentioned problem, the inventors have intensively studied, and as a result, when storing an object to be packed on which a protruding portion is formed, instead of providing a storage recess so as to cover the protruding portion, By providing a through-hole through which the protruding portion is inserted, there is no need to perform deep drawing processing according to the protruding length of the protruding portion, and even if the object to be packed is provided with a protruding portion, these are more densely packed. New knowledge that it can be placed in the stack and the loading efficiency of the packaged goods can be improved.

  The present invention is based on such knowledge of the inventors, and the packing material according to the present invention includes an upper side on which a storage recess for storing a packaged object in which a protruding portion is formed at one end and a storage recess. A packing material for packing a plurality of items to be packed by stacking the upper and lower storage trays, wherein the projecting portion is provided on the lower storage tray. A first storage recess is formed as the storage recess in which the article to be packed is stored so as to face upward on one side, and the protruding portion is provided on the other side of the packing material on the upper storage tray. A second storage recess is formed as the storage recess for storing the article to be packed in the second storage recess, and the second storage recess has the second storage recess accommodated in the upper storage tray. A through-hole into which the protruding part of the package is inserted is shaped Characterized in that it is.

  According to the packing material of the present invention, in the lower storage tray, the article to be packed can be stored in the first storage recess so that the protruding portion faces upward on one side of the packing material. On the other hand, in the upper storage tray, the object to be packed can be stored in the second storage recess with the protruding portion facing downward on the other side of the packing material and the protruding portion being inserted into the through hole. it can. Then, the upper storage tray and the lower storage tray that are stored in the respective storage recesses can be stacked up and down to form a package.

  In such a packing body, in the lower storage tray, the protruding portion of the packing object protrudes upward from one side of the packing material, and in the upper storage tray, the protruding portion of the packing object extends from the other side of the packing material. Therefore, these can be arranged so that the protruding parts of the objects to be packed face each other (so as to tie the objects to be packed together). As a result, the objects to be packed can be stored more compactly, the loading efficiency of the objects to be packed can be increased, and the conveyance cost can be suppressed.

  Further, since the through hole is provided in the first storage recess of the upper storage tray, it is not necessary to provide a recess for storing the protruding portion in the first storage recess by deep drawing. The protrusion protruding from the mouth is stored in a space formed between the upper storage tray and the lower storage tray and can be protected. As a result, the packing material can be molded into a desired shape and the packaged item can be packed without impairing the formability of the packing material.

  In addition, the “packaged object in which the protruding part is formed at one end” according to the present invention refers to an asymmetrical packaged object in which the protruding part is formed on at least one side from the center of the base material part. In the present invention, “one side” means one direction side with respect to the center, and “the other side” means one direction side opposite to the one direction side. Therefore, the one side of the packaging material means one direction side from the center of the packaging material, and the other side of the packaging material means the opposite direction side from the center of the packaging material to the one direction side.

  Moreover, as a more preferable aspect, it is preferable to have a structure in which a protruding portion protruding from the through hole of the upper storage tray is received by a part of the lower storage tray. As such a structure, as a more preferable first aspect, in the lower storage tray of the packing material according to the present invention, a protruding portion of an object to be packed stored in the upper storage tray is inserted. A protrusion through-hole is formed.

  According to this aspect, by providing the projecting portion through-hole in the lower storage tray, the projecting portion of the object to be packed that protrudes downward from the through-hole in the upper storage tray can be used to Can be inserted. By adopting such a structure, the upper and lower positions of the upper storage tray and the lower storage tray can be brought close to each other, and the loading efficiency of the objects to be packed can be further increased.

  As a second aspect, the lower storage tray of the packing material according to the present invention is formed with a protrusion recess for storing the protrusion of the article to be packed stored in the upper storage tray. . By providing such a protruding portion recess, the tip of the protruding portion of the packaged object exposed downward from the through hole of the upper storage tray can be stored and protected in the protruding portion recess of the lower storage tray. it can.

  Further, as a more preferable aspect, the side walls of the first and second storage recesses protrude so as to be engaged with the base material portion of the object to be packed stored in the first and second storage recesses. A locking projection is formed. By adopting such an aspect, it is possible to prevent the articles to be packed stored in the first and second storage recesses from jumping out of the first and second storage recesses due to vibration during transportation. .

  Moreover, the structure of the 1st accommodation recessed part will not be specifically limited if the protrusion part of a to-be-packaged item can be penetrated in the through-hole formed in the 1st accommodation recessed part. However, as a more preferable aspect, a guide recess for guiding the protrusion to the through-hole is formed in the first storage recess of the packaging material according to the present invention. According to the present invention, by providing the guide recess in the first storage recess of the upper storage tray, the protrusion can be suitably guided to the through-hole and inserted into the through-hole.

  According to the present invention, even if a protruding part is formed on an object to be packed, the loading efficiency of the object to be packed can be improved, thereby reducing the cost of transporting the object to be packed.

It is a schematic diagram for demonstrating a package when a to-be-packaged object is accommodated in the packing material which concerns on the 1st Embodiment of this invention, (a) is a perspective view of a package, (b) is ( The perspective view for demonstrating the arrangement | positioning state of the to-be-packaged object accommodated in the lower storage tray of a), (c) demonstrates the arrangement | positioning state of the to-be-packaged object accommodated in the upper storage tray of (a). FIG. FIG. 2 is a cross-sectional view taken along line AA shown in FIG. It is a figure for demonstrating the lower side storage tray shown to Fig.1 (a), (a) is an upper side figure of a lower side storage tray, (b) is BB arrow sectional drawing of (a). (C), CC sectional view taken on the line of (a). It is a figure for demonstrating the upper storage tray shown to Fig.1 (a), (a) is a top view of an upper storage tray, (b) is DD sectional view taken on the line of (a), (c) is the EE arrow directional cross-sectional view of (a). The typical perspective view for demonstrating the package when a to-be-packaged object is accommodated in the packing material which concerns on the 2nd Embodiment of this invention. FIG. 6 is a cross-sectional view taken along line F-F shown in FIG. 5. The typical perspective view which showed the modification of the lower storage tray of the packing material which concerns on the 2nd Embodiment of this invention. It is a figure for demonstrating the packing body when a to-be-packaged object is accommodated in the upper storage tray of the packing material which concerns on the 3rd Embodiment of this invention, (a) is a top view of an upper storage tray, (b) ) Is a cross-sectional view taken along line GG, and (c) is a cross-sectional view taken along line H-H in (a).

  Below, based on drawing, some embodiment of the packing material which concerns on this invention is described. FIG. 1 is a schematic diagram for explaining a packing body when an object to be packed is stored in the packing material according to the first embodiment of the present invention, and (a) is a perspective view of the packing body, ) Is a perspective view for explaining an arrangement state of an object to be packaged stored in the lower storage tray of FIG. (A), and (c) is an arrangement of the object to be stored in the upper storage tray of FIG. FIG. 2 is a perspective view for explaining the state, and FIG. 2 is a cross-sectional view taken along line AA shown in FIG.

  3A and 3B are diagrams for explaining the lower storage tray shown in FIG. 1A, FIG. 3A is a top view of the lower storage tray, and FIG. 3B is a BB line of FIG. (C) is a cross-sectional view taken along the line CC of (a), and FIG. 4 is a view for explaining the upper storage tray shown in FIG. ) Is a top view of the upper storage tray, (b) is a cross-sectional view taken along line DD of (a), and (c) is a cross-sectional view taken along line EE of (a).

  As shown to Fig.1 (a), the packing material 10 which concerns on 1st Embodiment is a tray for accommodating the to-be-packaged goods P1 shown to FIG.1 (b), (c). The packaged object P1 to be packaged is a packaged object having an asymmetrical shape in which a protruding part p2 is formed at one end from the center of the long base part p1 base part p1.

  As shown in FIGS. 1 to 4, the packaging material 10 includes at least a lower storage tray 20 positioned on the lower side during packing and an upper storage tray 30 positioned on the upper side of the lower storage tray 20. Yes. The packaging body 1 is formed by stacking the upper storage tray 30 and the lower storage tray 20 in which the above-described items to be packed P1 are stored.

  The lower storage tray 20 and the upper storage tray 30 constituting the packing material 10 are formed by integrally molding a sheet-like thermoplastic resin, for example, by a thermoforming means such as vacuum forming. Examples of the material include polyolefin resins such as polypropylene (PP) and polyethylene (PE), polystyrene (PS) resins such as impact-resistant polystyrene (HiPS), or polyester resins such as polyethylene terephthalate (PET). The material is not particularly limited as long as it is a resin that can be thermoformed.

  Here, each storage tray will be described below. As shown in FIGS. 1 (a) and 3 (a), support convex portions 21 are formed at the four corners of the lower storage tray 20, and a skirt portion 20b hangs around the upper surface 20a. Further, two first storage recesses 22 in which the article to be packed P1 is stored are formed side by side on the upper surface 20a. Each first storage recess 22 has such a shape that the protruding portion p2 of the packing object P1 faces upward on one side of the packing material 10 when the packing object P1 is stored (see FIG. 1B). It has become.

  Further, as shown in FIGS. 3 (a) and 3 (c), a gripping recess 23 for gripping and removing the article to be packed P1 is formed at the center of each first storage recess 22, The space formed by the recess 23 for use is continuous with the space formed by the first storage recess 22. By providing such a holding recess 23, the article P1 to be packed can be easily taken out.

  As shown in FIGS. 1 (a) and 4 (a), support recesses 31 are formed at the four corners of the upper storage tray 30, and the skirt portion 30b hangs around the upper surface 30a. Further, on the upper surface 30a, three second storage recesses 32 in which the articles to be packed P1 are stored are formed at equal intervals. Each of the second storage recesses 32 has a shape such that the protruding portion p2 of the article to be packed P1 faces downward on the other side of the packing material 10 when the article to be packed P1 is stored (see FIG. 1C). It has become.

  As shown in FIG. 1A, the positions where the second storage recesses 32 are formed are such that the storage recesses 22 of the lower storage tray 20 are located between the adjacent second storage recesses 32, 32 when stacked. It is the position where it is arranged. Here, the first and second storage recesses 22 and 32 are formed so as to be alternately arranged in the horizontal direction. However, the article P1 to be packed is placed in each of the first and second storage recesses 22 and 32. As long as the packaged goods P1 positioned up and down do not come into contact with each other in the stored state, the positions where the first and second storage recesses 22 and 32 are formed may coincide with each other in the vertical direction. .

  Further, as shown in FIGS. 4 (a) and 4 (c), a gripping recess 33 for gripping and removing the article to be packed P1 is formed at the center of each second storage recess 32. The space formed by the recess 33 for use is continuous with the space formed by the second storage recess 32. By providing such a holding recess 33, the article to be packed P <b> 1 can be easily taken out from the upper storage tray 30.

  Furthermore, a through-hole 34 is formed in the bottom 32 a on the other side of the second storage recess 32. Specifically, the through-hole 34 is an opening that is substantially the same (or larger) as the cross-sectional area of the projecting portion p2 of the article to be packed P1. The through-hole 34 has at least the tip of the projecting portion p2 inserted therethrough with the projecting portion p2 facing downward on the other side of the packaging material 10 in a state where the article P1 to be packed is disposed in the second storage recess 32. However, it is formed at a position where it protrudes from the through-hole 34 and is exposed below the upper storage tray.

  According to such a packing material 10, as shown in FIGS. 3A and 3C, in the lower storage tray 20, an object to be packed is such that the protruding portion p <b> 2 faces upward on one side of the packing material 10. P1 can be stored in the first storage recess 22.

  On the other hand, in the upper storage tray 30, the packaged item P2 is stored in the second storage with the protruding portion p2 facing downward on the other side of the packaging material 10 and the protruding portion p2 being inserted into the through-hole 34. It can be stored in the recess 32.

  And in the state which stored the to-be-packaged goods P in each 1st and 2nd storage recessed parts 22 and 32, via the support recessed part 31 of the upper storage tray 30, by the support convex part 21 of the lower storage tray 20, The upper storage tray 30 can be supported at its four corners. Thereby, the lower storage tray 20 and the upper storage tray 30 can be stacked up and down to form the package 1.

  In the lower storage tray 20, such a packing body 1 has a protruding portion p <b> 2 of the article P <b> 1 protruding upward from one side of the packing material 10, and protruding into a space formed by the upper and lower storage trays. The part p2 can be escaped and protected. On the other hand, in the upper storage tray 30, the protruding portion p <b> 2 of the article to be packed P <b> 1 protrudes downward (through the through hole 34) from the other side of the packing material 10, and the upper and lower storage trays. The protruding portion p2 can be escaped and protected in the space formed by the above.

  In this way, the objects to be packed P1 and P1 can be laid together so that the protrusions p2 and p2 between the objects to be packed P1 and P1 arranged above and below face each other. Thereby, the to-be-packaged goods P1 and P1 can be accommodated more compactly, the loading efficiency of the to-be-packaged goods P1 and P1 can be improved, and these conveyance costs can be suppressed.

  Furthermore, since the through hole 34 is provided in the second storage recess 32 of the upper storage tray 30, it is not necessary to provide a recess for further storing the protruding portion p2 in the second storage recess 32 by deep drawing. The protruding portion p <b> 2 protruding from the through hole 34 of the upper storage tray 30 can be stored in a space formed between the upper storage tray 30 and the lower storage tray 20. As a result, the packing material 10 can be molded into a desired shape and the packaged item can be packed without impairing the formability of the packing material 10 during manufacture.

  FIG. 5: is a typical perspective view for demonstrating the package when a to-be-packaged item is accommodated in the packing material which concerns on the 2nd Embodiment of this invention. FIG. 6 is a cross-sectional view taken along the line FF shown in FIG. FIG. 7 is a schematic perspective view showing a modification of the lower storage tray of the packaging material according to the second embodiment of the present invention.

  The packaging material according to the second embodiment is different from the packaging material of the first embodiment in that a part of the lower storage tray receives a protruding portion protruding from the through hole of the upper storage tray. It is a point. Therefore, members and portions having the same functions as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 5, the packaging material 10A according to the present embodiment is a packaging material for storing p3 that protrudes further than the protruding portion p2 in the long base portion p1 described above. Specifically, in the packing material 10A, the lower storage tray 20A is formed with a protruding portion through-hole 26 for storing the protruding portion p3 of the article P2 stored in the upper storage tray 30A.

  As shown in FIGS. 5 and 6, on the lower surface side of the upper storage tray 30A, a protruding portion recess (from the upper surface side) for storing the protruding portion p3 of the article P2 stored in the lower storage tray 20A. Is formed on the upper side.

  As shown in FIG. 6, by using the lower storage tray 20A and the upper storage tray 30A, the protruding portion p3 of the packaged item P2 that has popped out from the through-hole 34 of the upper storage tray 30A can be removed from the lower storage tray 20A. It can be inserted into the protruding portion through-hole 26 and stored in the space on the lower surface side of the lower storage tray 20A.

  Further, the protruding portion p3 protruding upward from the lower storage tray 20A can be stored in the protruding portion recess 36 of the upper storage tray. Thereby, even if it is protrusion length like the protrusion part p3, the to-be-packaged goods P2 and P2 can be accommodated so that it may tie up and down.

  Further, even when the packaged item P1 shown in the first embodiment is stored, by using such a structure, the upper and lower positions of the upper storage tray 30A and the lower storage tray 20A can be changed to the first position. It can be made to approach further than 1 embodiment, and the loading efficiency of the to-be-packaged goods P1 can be improved.

  Further, when packing the article to be packed P3 in which the protrusion part p4 having the protrusion length longer than the protrusion part p2 of the object to be packed P1 and the protrusion length p3 shorter than the protrusion part p3 of the object to be packed P2 is formed. May use a lower storage tray 20A as shown in FIG. Specifically, the lower storage tray 20A of the packing material 10A is formed with a protruding portion recess 26A for storing the protruding portion p4 of the article P3 to be packed stored in the upper storage tray 30A.

  By providing such a protruding portion recess 26A, the tip of the protruding portion p4 of the article to be packed P that protrudes from the through-hole of the upper storage tray 30A is stored in the protruding portion recess 26A of the lower storage tray 20A. Can be protected. With such a structure, the upper and lower positions of the upper storage tray 30A and the lower storage tray 20A can be brought close to each other in the same manner as the packing material 10A shown in FIG.

  FIG. 8 is a view for explaining a packing body when an article to be packed is stored in the upper storage tray of the packing material according to the third embodiment of the present invention, and (a) is an upper surface of the upper storage tray. FIG. 4B is a cross-sectional view taken along line GG, and FIG. 4C is a cross-sectional view taken along line HH in FIG.

  The packaging material according to the third embodiment is different from the packaging material of the first embodiment in that locking projections are provided in the first and second storage recesses of the upper and lower storage trays, and the lower storage tray In addition, a guide recess for guiding the through hole is provided. Therefore, members and portions having the same functions as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIGS. 8A to 8C, a locking projection 37 is formed on the side wall 32b of the second storage recess 32 of the upper storage tray 30B of the packing material according to the present embodiment. The locking protrusion 37 is a protrusion that protrudes to the inside of the second storage recess 32 so as to lock the side surfaces near both ends of the base material portion p1 of the article P1 stored in the second storage recess 32. Yes, and formed on opposite sides of the second storage recess 32. A locking projection is also formed at the same position in the first storage recess of the lower storage tray (not shown).

  By providing such locking projections 37 at opposite positions on both sides, the article P1 stored in the second storage recess 32 jumps out of the second storage recess 32 due to vibration during transportation. Can be prevented.

  Further, as shown in FIG. 8B, a protruding portion p2 of the article P1 to be packed is provided in the through-hole 34 at the bottom 32a of the second storage recess 32 of the upper storage tray 30B of the packaging material 10B according to this embodiment. A guide recess 38 is formed for guiding the guide.

  By providing such a guide recess 38 in the second storage recess 32 of the upper storage tray 30B, the protruding portion p2 of the article P1 to be packaged is preferably guided to the through-hole 34, and the protruding portion p2 becomes the through-opening 34. Can be inserted.

  Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above-described embodiments, and various designs can be made without departing from the spirit of the present invention described in the claims. It can be changed.

  In any of the first to third embodiments, gripping recesses are formed in the upper and lower storage trays, but it is possible to easily take out the object to be packed from the first and second storage recesses. In this case, it is not necessary to provide the holding recess. In this case, the storage recesses adjacent to each tray can be brought closer to each other, thereby further improving the loading efficiency of the objects to be packed.

  1: Packing body, 10, 10A, 10B: Packing material, 20, 20A: Lower storage tray, 20a: Upper surface, 20b: Skirt portion, 21: Support convex portion, 22: First storage concave portion, 23: For gripping Recess, 26: Projection through hole, 26A: Projection recess, 30, 30A, 30B: Upper storage tray, 30a: Upper surface, 30b: Skirt, 31: Support recess, 32: Second storage recess, 32a : Bottom part, 32b: side wall, 33: concave part for gripping, 34: through-hole, 36: concave part for projecting part, 37: locking projection, 38: guide concave part, P1 to P3: article to be packed, p1: base material part, p2 to p4: protrusion

Claims (6)

A plurality of items to be packed are provided by stacking the upper and lower storage trays, which are provided with upper and lower storage trays in which storage recesses are formed to store the items to be packed having protrusions formed at one end. Packing material for packing
In the lower storage tray, a first storage recess is formed as the storage recess in which the packed object is stored such that the protruding portion faces upward on one side of the packing material.
In the upper storage tray, a second storage recess is formed as the storage recess for storing the packaged object so that the protruding portion faces downward on the other side of the packing material. The packaging material according to claim 2, wherein a through-hole into which the protruding portion of the article to be packed stored in the upper storage tray is inserted is formed in the storage recess of 2.   The packaging according to claim 1, wherein the lower storage tray is formed with a protruding portion through-hole for inserting a protruding portion of an object to be packed stored in the upper storage tray. Wood.   The packing material according to claim 1, wherein the lower storage tray is formed with a protruding portion recess for storing a protruding portion of an object to be packed stored in the upper storage tray.   Locking protrusions are formed on the side walls of the first and second storage recesses so as to protrude to the base material portion of the object to be packed stored in the first and second storage recesses. The packing material according to any one of claims 1 to 3.   The packing material according to any one of claims 1 to 4, wherein a guide recess for guiding the protruding portion to the through-hole is formed in the first storage recess. Using the packaging material according to any one of claims 1 to 5, a packing body in which the packaged items are packed,
In the lower storage tray, the object to be packed is stored in the first storage recess so that the protruding portion faces upward on one side of the packing material,
In the upper storage tray, the object to be packed is the second storage recess in a state in which the protruding portion faces downward on the other side of the packing material and the protruding portion is inserted into the through hole. Stored in
A packaging body in which upper and lower storage trays in which the items to be packed are stored are stacked vertically.

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