JP4779559B2 - Cushioning material - Google Patents

Description

  The present invention relates to a cushioning material that holds an object to be packed inside and is used for packing the object to be packed.

  Conventionally, this type of cushioning material has formed a tray shape in which the four sides of the bottom plate are surrounded by rising parts, and the rising parts maintain a certain height and are connected to each other so that the objects to be packed can be It is held inside the shape and the whole is packed and used in an outer box.

  FIG. 5 shows a perspective view of a conventional cushioning material described in Patent Document 2. As shown in FIG. As shown in FIG. 5, the buffer material a is surrounded by the rising portions b, c, d, e around the bottom plate f, and the rising portions b, c, d, e maintain a constant height and are connected to each other. Thus, a tray shape is formed.

The cushioning material a is covered so as to insert and cover both ends of the object to be packed, and the whole is packed in a cylindrical outer box.
Japanese Patent Laid-Open No. 2003-221089 JP 7-137770 A

  However, in the conventional configuration, the rising portion of the cushioning material connects the periphery of the cushioning material, and in order to improve the workability of inserting the packaged material into the buffered material, the insertion size of the cushioning material is more than the packaged material. Had to be set larger. For this reason, the adhesiveness with a to-be-packaged object is sweet, and it has the subject that a product moves in a buffer material and causes the damage | wound of a product external appearance, etc.

  In addition, the cushioning material needs to have sufficient strength from the viewpoint of protecting the packaged items at the time of packing, but in recent years, from the viewpoint of recycling and nature protection, it is a conflict that requires easy separation and division at the time of disposal. Had a problem to do.

  The present invention solves the above-mentioned conventional problems. By forming a tray shape with an easy processing method and reliably supporting the packaged object, it has an excellent protection function for the packaged object and improves workability at the time of disposal. An object is to provide a cushioning material.

  In order to solve the above-described conventional problems, the cushioning material of the present invention is provided with a groove that divides the rising portion in the rising portion that forms the tray shape, and further protrudes on the outer surface of the rising portion adjacent to the rising portion provided with the groove. This is a cushioning material provided with a portion.

  As a result, when the cushioning material is put in the outer box, the bumper provided on the outer surface of the rising portion is pressed against the outer box so that the cushioning material reliably supports the packaged item and suppresses the movement of the packaged item. To prevent scratches. Furthermore, the buffer material can be easily disassembled from the groove provided in the rising portion.

  The shock-absorbing material of the present invention reliably supports the object to be packed by easy processing and has an excellent protection function for the object to be packed, and improves workability for disassembling the shock-absorbing material at the time of disposal and improves recyclability. Can do. In addition, by finely dividing, the space for parts at the time of disposal can be reduced, the transportation cost can be reduced, the recycling rate can be improved, and the recyclability can be improved.

A first aspect of the present invention is respectively provided with a rising portion around the four sides of the bottom plate, the connecting the rising portion forms a tray-like object to be packed in a state of being held inside the tray shape in a cushioning material that will be inserted into the outer box there are, on each of the pair of the rising portions facing the grooves toward each of tray-shaped opening portion side in a position facing the left and right end portions near to the bottom plate side arranged, the groove, the tray-like From the opening side to the middle, the rising part is penetrated, and from the middle to the bottom plate, the rising part is not penetrated, the cross section is concave, and another pair adjacent to the pair of rising parts provided with the groove is provided. On the outer surface of the rising portion, a convex portion is provided that is pressed when the cushioning material is inserted into the outer box and the rising portion falls inward to reduce the inner surface size of the cushioning material . This The convex part provided on the outer surface of the rising part is pressed when the cushioning material is inserted into the outer box, and the rising part falls inward to reduce the size of the inner surface of the cushioning material, so that the object to be packed can be supported reliably. Thus, the movement of the packaged goods is suppressed, and the protection function of the packaged goods is improved by preventing scratches and damage. Furthermore, the buffer material can be easily disassembled using the groove provided in the rising portion, and the work of disassembling the buffer material at the time of disposal can be improved .

A second invention is, in particular, the groove of the concave rising portion opposite the first invention is configured to continuously through the concave groove provided in the bottom plate, with the rising portion and the bottom plate, the depth of its By providing a difference in height and / or width, it is possible to easily disassemble the buffer material with a small force when discarding the buffer material, and it is possible to further improve the disassembly workability at the time of disposal.

In the third aspect of the invention, in particular, by making the tip shape of the bottom plate side of the through portion of the groove provided in the rising portion of the first or second aspect of the invention into an acute △ shape, it is easy to use with little force when discarding the cushioning material. The buffer material can be disassembled, and the disassembly workability at the time of disposal can be further improved.

In the fourth aspect of the invention, in particular, the convex portions provided on the outer surfaces of the other pair of rising portions adjacent to the left and right of the rising portion provided with the groove according to any one of the first to third aspects are provided on the tray from the bottom side. By providing a gradient so that the cross-section increases toward the opening side of the shape, the holding strength of the rising part by the convex part changes, and the support force of the packaged object can be changed. The protection function can be improved. Further, the provision of the gradient enables easy insertion into the outer box.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 is a perspective view of the cushioning material according to the first embodiment of the present invention, and FIG. 2 is a side sectional view of the groove portion of the cushioning material according to the first embodiment of the present invention.

  In FIG. 1, rising portions 1, 2, 3, 4 are provided on the four sides around the bottom plate 14, and the cushioning material 5 is formed by connecting these rising portions 1, 2, 3, 4 to form a tray shape.

  Of the rising portions, one rising portion 1 is provided with a groove 6 that divides the rising portion 1 partway from the tray-shaped opening 15 side toward the bottom plate 14 side. Further, the groove 6 is divided by penetrating the rising portion 1 on the opening 15 side, but the depth of the concave portion of the groove 6 becomes shallower from the middle toward the bottom plate 14 side.

  Further, on the extension of the groove 6 provided in the rising portion 1, a groove-like concave portion 9 is further extended on the bottom plate 14 along the inner surface of the tray-like cushioning material, and until the rising portion 4 on the opposite side facing the rising portion 1. The groove 16 is extended.

The recess 9 passes through the meat stealer 10 or the like on the way, but the meat stealer 10 also functions as a groove-like recess having a recess depth and width different from those of the recess 9. In FIG. 2, the meat stealer 10 through which the groove-like concave portion 9 provided in the bottom plate 14 passes in the middle has a shape in which the concave depth is different from that of the concave portion 9.

  Furthermore, the convex parts 7 and 8 are provided in the center part of the outer surface of the rising parts 2 and 3 adjacent to the right and left of the rising part 1 provided with the groove 6.

  FIG. 3 is an enlarged view of a main part of the groove portion of the cushioning material according to the first embodiment of the present invention.

  In FIG. 3, the Δ shape 11 is formed so that the tip portion of the groove 6 provided in the rising portion 1 on the bottom plate 14 side becomes sharper as it extends toward the tip.

  FIG. 4 is a plan sectional view of the cushioning material according to the first embodiment of the present invention.

  In FIG. 4, the convex portions 7 and 8 provided on the outer surfaces of the rising portions 2 and 3 are provided with the gradient portions 12 and 13 so that the cross section increases from the bottom surface 14 side toward the tray-shaped opening 15 side, The size of the tips of the convex portions 7 and 8 is changed by moving the position where the gradient starts.

  The packed object is inserted into the inside of the tray-shaped cushioning material 5 configured as described above, and the packed object with the cushioning material 5 attached is inserted into the outer box to complete the packaging.

  As described above, in the present embodiment, due to the grooves provided in the rising portions, the rising portions adjacent to the left and right are elastic and easily fall down inside the cushioning material. And the convex part provided on the outer surface of the rising part pushes the convex part when it is inserted into the box and pushes the rising part to the inside, thereby reliably supporting the object to be packed. Furthermore, the cushioning material can be easily disassembled from the groove provided in the rising portion.

  In addition, since the groove is divided up to the middle of the rising part, the strength at the time of packing is not excessively reduced, and the cushioning material can be easily disassembled using the groove provided at the rising part at the time of disposal. This is possible, and the effect of improving the workability for disassembling the buffer material can be obtained.

  Also, it is used by continuing from the groove provided in the rising part, and continuing the recess along the inner surface of the tray-shaped cushioning material to the rising part on the opposite side, and providing a difference in the depth and / or width of the recess. At the time of subsequent disposal, the buffer material can be easily divided along the recesses with less force, and can be finely disassembled to reduce the space for parts during disposal.

  In addition, by forming the tip of the groove provided in the rising part into an acute triangle, it is possible to disassemble the cushioning material easily and with little force when disposing of the cushioning material after use. Will be improved.

  In addition, by changing the size of the tip of the protruding part provided on the outer surface of the rising part adjacent to the left and right of the rising part provided with the groove, the holding strength of the rising part by the convex part when the cushioning material is put in the box changes. As a result, the holding power of the package changes and the protection function of the package is improved.

  As described above, the cushioning material according to the present invention is provided with a groove that is divided into one side of the rising portion that forms the tray shape, thereby improving the protection of the packaged items and the workability at the time of disposal. It can also be applied to.

The perspective view of the shock absorbing material in Embodiment 1 of this invention Sectional side view in the groove part of the shock absorbing material in Embodiment 1 of this invention The principal part enlarged view of the groove part of the shock absorbing material in Embodiment 1 of this invention Plan sectional drawing of the shock absorbing material in Embodiment 1 of this invention Perspective view of conventional cushioning material

1, 2, 3, 4 Rising part 5 Cushioning material 6, 16 Groove 7, 8 Protruding part 9 Groove-like concave part 10 Meat stealing 11 Δ shape 12, 13 Gradient part 14 Bottom plate 15 Opening part

Claims (4)

Each is provided a rising portion around the four sides of the bottom plate, said a cushioning material that will be inserted into the outer box in a state in which the rising portion connecting the tray-like formation to be packed was held inside the tray shape, a pair of opposed wherein each of the rising portion of the groove toward the respective opposing positions tray-shaped opening side of the right and left end portions near to the bottom plate side arranged, the groove, halfway from the tray-shaped opening side penetrates the rising portion, the bottom to the plate forms a cross-section concave not penetrate the rising portion from the middle, the more outer surfaces of the other pair of upstanding portions adjacent to the pair of rising portions provided with the grooves Is provided with a convex portion that is pressed when the cushioning material is inserted into the outer box and the rising portion falls inward to reduce the inner dimension of the cushioning material. Concave grooves in the rising portion opposite is configured to continuously through the concave groove provided in the bottom plate, with the rising portion and the bottom plate, characterized in that a difference in depth and / or width of their The cushioning material according to claim 1 . The cushioning material according to claim 1 or 2 , wherein the tip of the bottom plate side of the penetrating portion of the groove provided in the rising portion has an acute Δ shape. The convex portions provided on the outer surfaces of the other pair of rising portions adjacent to the left and right of the rising portion provided with the groove are provided with a gradient so that the cross section increases from the bottom side toward the tray-shaped opening side. cushioning material according to any one of claims 1 to 3, characterized.

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