JP2011121603A - Roll with protective member - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roll with a protective member, capable of reducing the discharging amount of refuse and easily protecting an end face of the roll for carrying and storing the roll. <P>SOLUTION: The roll 1 with the protective member includes a roll 10 with a sheet-like body 12 wound around the outer circumferential surface side of a hollow tube 11, and a protective member 20 for protecting an end face of the roll. The protective member has a flat plate 21 in contact with the end face of the roll and a supporting part 22 which is erected at the roll side from the flat-plate and inserted in the hollow part 11a of the hollow tube. The supporting part is continuous to the flat-plate part via first folds 26, 26, and constituted of supporting pieces 23, 23 folded to the roll side at the first folds. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a roll with a protective member including a roll in which a band-shaped member such as a film is wound around a hollow shaft and a protective member for protecting an end surface of the roll.

  Thin strip-shaped members such as paper and film are often transported and stored as rolls wound around a hollow shaft. When transporting and storing such a roll, conventionally, a member for protecting the end face of the roll (surface in a direction perpendicular to the central axis) as shown in FIG. 6 has been used. Fig.6 (a) is a figure which shows schematically the cross section of the direction parallel to the central axis of the conventional roll with a protection member. FIG.6 (b) is the schematic which looked at the conventional roll with a protection member from the direction of the arrow b shown to Fig.6 (a). As shown in FIG. 6, conventionally, when the roll 50 is transported and stored, the end face is covered with paper or metal pads 51, 51 for the purpose of protecting the end face of the roll 50, and the pads 51, 51 are further covered. Was fixed to the roll 50 with washers 52, 52. When the roll is transported and stored by such a conventional method, the pads 51 and 51 and the washers 52 and 52 are unnecessary when the roll is used, and therefore, they are discarded as garbage.

  However, due to the recent increase in interest in environmental issues, it is desirable to reduce the amount of waste. As a technique that can solve such a problem, for example, Patent Document 1 discloses a square-shaped main body having an opening plane square shape, and both ends of the main body having a locking piece whose width is substantially equal to the inner diameter of the object to be accommodated. Oppositely provided outer flaps, opposite to both ends of the main body having fitting pieces having slits that form fitting grooves into which the engaging pieces are fitted, the width being substantially equal to the inner diameter of the object to be accommodated The technology regarding the packaging box which is comprised by the inner flap provided by this and forms the holding | maintenance part of a to-be-contained object by assembling each latching piece and a fitting piece at the time of packing is disclosed.

JP 2000-109052 A

  In the technique disclosed in Patent Document 1, the structure of the packaging box is complicated, and the manufacturing process of the packaging box is complicated. In addition, the roll may not be packed in a packing box, but may be wrapped and transported and stored. In such a case, a technique such as Patent Document 1 that requires a packing box cannot be used. It was.

  Therefore, the present invention provides a roll with a protective member that includes a protective member that can reduce the amount of waste discharged and can easily protect the end face of the roll when the roll is transported and stored. To do.

  The present invention will be described below. In addition, in order to make an understanding of this invention easy, the reference sign of an accompanying drawing is attached in brackets, However, This invention is not limited to the form of drawing.

  The present invention comprises a roll (10) in which a sheet-like body (12) is wound on the outer peripheral surface side of a hollow tube (11), and a protective member (20) for protecting the end face of the roll, The protective member has a flat plate portion (21) in contact with the end face of the roll, and a support portion (22) that stands on the roll side from the flat plate portion and is inserted into the hollow portion (11a) of the hollow tube, The support part is connected to the flat plate part via the first fold line (26, 26), and is constituted by a support piece (23, 23) bent to the roll side at the first fold line, with a protective member. Roll (1).

  In the present invention, the “end surface of the roll” means a surface in a direction perpendicular to the central axis of the roll. That is, it means a surface constituted by the end in the width direction of the sheet-like body wound around the hollow tube. Further, “in contact with the end surface of the roll” is a concept including not only directly in contact with the end surface of the roll but also in the case of wrapping the roll with a film or the like and in contact with the end surface of the roll through the film.

  In the roll (1) with a protective member of the present invention, a pair of support pieces (23, 23) are provided symmetrically about the approximate center of the flat plate portion at the approximate center of the flat plate portion (21). In (26), the pair of support pieces are bent in a direction approaching each other, and the pair of support pieces each have a center piece (24) and end pieces (25, 25) provided on both sides of the center piece. The end piece is separated from the flat plate portion and is continuous with the central piece via a second fold (27, 27) in a direction substantially perpendicular to the first fold, and a pair of supports It is preferable that the end piece of one support piece and the end piece of the other support piece are bent at the second fold so as to be separated from each other. By setting it as this form, the frictional force which acts between the internal peripheral surface of a hollow tube and a support part can be raised easily, and it becomes easy to fix a protection member to a roll.

  According to the present invention, it is possible to obtain a roll with a protective member provided with a protective member that can reduce the amount of waste and can easily protect the end face of the roll when the roll is transported and stored. be able to.

It is a figure showing roughly about an example of a roll with a protection member of the present invention. It is the schematic which looked at the roll with a protection member shown in FIG. 1 from the direction of arrow II shown in FIG. It is a figure which shows schematically the cross section in III-III shown in FIG. It is a perspective view which shows the formation process of a support part roughly. It is a figure which shows roughly the other example of a support part. It is a figure which shows roughly about an example of the conventional roll with a protection member.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  Drawing 1 is a figure showing roughly about an example of roll 1 with a protection member of the present invention. In FIG. 1, the vertical direction of the paper is the central axis direction of the roll 1. FIG. 2 is a schematic view of the roll with a protective member shown in FIG. 1 viewed from the direction of arrow II shown in FIG. FIG. 3 is a diagram schematically showing a cross section taken along line III-III shown in FIG. 2 and 3, the back / front direction of the paper is the central axis direction of the roll 1.

  As shown in FIG. 1, the roll 1 with a protective member includes a roll 10 and protective members 20 and 20 that protect the end face of the roll 10.

  As shown in FIGS. 2 and 3, the roll 10 includes a hollow tube 11 having a hollow portion 11 a and a sheet-like body 12 wound around the outer peripheral surface of the hollow tube 11. The hollow tube 11 is a hollow paper tube or a plastic tube. The sheet-like body 12 is a long film having a predetermined width or a sheet-like member. For example, a food packaging material (for example, food packaging paper, packaging film, sheet, cloth, etc.) or a sanitary material (For example, medical films, woven fabrics, nonwoven fabrics, sanitary films, etc.).

  The protective member 20 includes a flat plate portion 21 (see FIGS. 1 and 2) that contacts the end surface of the roll 10, and a support portion that stands on the roll 10 side from the flat plate portion 21 and is inserted into the hollow portion 11 a of the hollow tube 11. 22 (see FIGS. 2 and 3). By adopting such a form, the end surface of the roll 10 is protected by the flat plate portion 21, and the protection member 20 is fixed to the roll 10 by the frictional force acting between the inner peripheral surface of the hollow portion 11 a and the support portion 22. it can.

  The support portion 22 is configured by bending a pair of support pieces 23, 23 provided substantially symmetrically with respect to the center line of the flat plate portion 21 at the approximate center of the flat plate portion 21 to the roll 10 side. Hereinafter, the configuration of the support portion 22 will be described in more detail with reference to FIG. FIG. 4 is a perspective view schematically showing the formation process of the support portion 22. In FIG. 4, a broken line means a fold line.

  As shown in FIG. 4A, before the support portion 22 is formed, the pair of support pieces 23 and 23 are configured in the same plane as the flat plate portion 21. That is, the protection member 20 can be easily manufactured by cutting out from a single plate-like body. Further, the protective member 20 requires little processing at the time of production. The material that can be used as the protective member 20 is not particularly limited, and examples thereof include cardboard and synthetic resin. However, corrugated cardboard is preferable from the viewpoint of reducing manufacturing costs.

  As shown in FIG. 4A, the support pieces 23 and 23 are continuous with the flat plate portion 21 through the first folds 26 and 26. The structure of the support piece 23 will be described in more detail. One support piece 23 has a center piece 24 and end pieces 25, 25 provided on both sides of the center piece 24. The central piece 24 and the end pieces 25 and 25 are continuously provided in one direction via the second fold lines 27 and 27. Further, the central piece 24 is continuous to the flat plate portion 21 via the first fold line 26, and can be bent to the roll 10 side by the first fold line 26. At this time, the pair of support pieces 23 and 23 are bent in a direction approaching each other. The end pieces 25, 25 are separated from the flat plate portion 21 and can be bent at second folds 27, 27 in a direction substantially perpendicular to the first fold 26.

  When forming the support portion 22, as shown in FIG. 4B, first, the support pieces 23 and 23 (center pieces 24 and 24) are bent at the first fold line 26 toward the roll 10 side. . Thereafter, as shown in FIG. 4C, the end pieces 25, 25, 25, 25 are separated in a direction in which the end pieces 25, 25 of one support piece 23 and the end pieces 25, 25 of the other support piece 23 are separated from each other. Is folded at the second fold lines 27, 27, 27, 27. In this way, the support portion 22 can be formed.

  The method for attaching the protective members 20, 20 to the roll 10 is not particularly limited. For example, first, the roll 10 is placed so that both end surfaces of the roll 10 are up and down, and the support portion 22 of the protection member 20 is inserted into the hollow portion 11a from the upper end surface side. Then, the protection members 20 and 20 can be attached to the roll 10 by turning the roll 10 upside down and inserting the support portion 22 of the protection member 20 into the hollow portion 11a from the other end face side. When the roll 10 is wrapped and transported and stored, it is preferable to wrap the roll 10 with a film before attaching the protective members 20 and 20. By setting it as the form which concerns, the film which wraps the roll 10 can be fixed to the roll 10 with the protection members 20 and 20. FIG. When the roll 10 is transported and stored in a packaging box, the protective box 20 is attached to the roll 10 as described above, and then the packaging box is covered, and the roll 10 is turned upside down together with the packaging box. It is preferable to attach the protective member 20.

  In the description of the present invention so far, as shown well in FIG. 3, the support portion configured by a pair of support pieces having a substantially triangular cross section is illustrated, but the present invention is not limited to such a form. The support part is comprised by the support piece continuously provided in the flat plate part, and should just be a form which contact | connects the inner peripheral surface side of the hollow part of a hollow tube. The other example of a support part is shown in FIG. FIGS. 5A to 5C schematically show a cross section of a roll with a protective member, and correspond to FIG. In FIG. 5, the same components as those in FIG.

  FIG. 5A illustrates a form in which the support portion 122 is configured by support pieces 123 and 123 having a substantially U-shaped cross section. FIG. 5B illustrates a form in which the support portion 222 is configured by support pieces 223 and 223 that are bent more complicatedly in cross-sectional shape. Furthermore, FIG.5 (c) has illustrated the form comprised by the support pieces 323 and 323 whose support part 322 is a shape form along the internal peripheral surface of the hollow part 11a. The number of support pieces is not particularly limited.

  As described above, the protective member according to the present invention can be easily manufactured from one member. Further, the protective member according to the present invention functions as a conventional pad and washer only with the protective member. Therefore, the number of parts required when transporting and storing the roll can be reduced, and the amount of waste discharged can be reduced.

  While the present invention has been described in connection with the most practical and preferred embodiments at the present time, the invention is not limited to the embodiments disclosed herein, The roll can be appropriately changed without departing from the scope and the gist or idea of the invention which can be read from the entire specification, and a roll with a protective member accompanying such a change is also understood to be included in the technical scope of the present invention. There must be.

  The present invention can be applied when a belt-like member is wound around a hollow shaft for transportation and storage.

DESCRIPTION OF SYMBOLS 1 Roll with protective member 10 Roll 11 Hollow tube 11a Hollow part 12 Sheet-like body 20 Protective member 21 Flat plate part 22 Support part 23 Support piece 24 Central piece 25 End piece 26 First fold 27 Second fold 50 Roll 51 Put 52 Washer

Claims (2)

A roll formed by winding a sheet-like body on the outer peripheral surface side of the hollow tube, and a protective member that protects the end face of the roll,
The protective member has a flat plate portion that is in contact with the end surface of the roll, and a support portion that stands on the roll side from the flat plate portion and is inserted into the hollow portion of the hollow tube,
The said support part is a roll with a protection member which is comprised by the support piece bent by the said 1st crease | fold at the said roll side while continuing to the said flat plate part via a 1st crease | fold. A pair of the support pieces are provided symmetrically about the approximate center of the flat plate portion at the approximate center of the flat plate portion,
In the first fold, the pair of support pieces are bent in a direction approaching each other,
The pair of support pieces each have a center piece and end pieces provided on both sides of the center piece,
The end piece is separated from the flat plate portion and is continuous with the central piece through a second fold in a direction substantially perpendicular to the first fold,
The protection according to claim 1, wherein the end piece of one of the pair of support pieces and the end piece of the other support piece are bent at the second fold so as to be separated from each other. Roll with members.

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