JP3179070U - Carton blank and carton - Google Patents

Abstract

There is provided a carton blank capable of improving the strength and securely holding an object to be stored inside a cylindrical body and improving the suitability of assembly by a machine.
An article holding means (10) is connected to end edges of both side walls (2B, 2C) so as to be foldable, and is folded back into an inner direction of a cylindrical body (7), and foldable into a folded piece. A covering piece 15 is provided which is continuously provided and connected to the edge of the top wall 2A adjacent to the side walls 2B and 2C so as to be bendable and covers a part of the object D to be stored. A protruding portion 21 that protrudes in the direction of the covering piece 15 and is formed by a cut line 20 is provided at an edge of the folded piece 12 where the covering piece 15 is continuously provided. At the same time, it is bent in the inner direction of the cylindrical body 7 and assembled so that the outer surface of the projecting portion 21 faces the peripheral surface of the object D stored at the position facing the opening 8.
[Selection] Figure 2

Description

  The present invention relates to a carton blank and a carton having a cylindrical body having both ends opened and forming a carton capable of storing an object to be stored inside the cylindrical body.

  2. Description of the Related Art Conventionally, a carton that stores a plurality of objects such as cans in a cylindrical body that is open at both ends has been used from the viewpoint of ease of storage and transportation of a plurality of articles.

  A conventional carton has, for example, a cylindrical body having a top wall, a pair of side walls, and a bottom wall and open at both ends, as shown in FIGS. Article holding means for holding the object to be stored inside the cylindrical body is connected to the edge on the opening side of the body. The article holding means includes a top covering piece provided continuously at the edge of the top wall, a first side covering piece provided continuously through the folding line on the top covering piece, and a folding line on the first side covering piece. A second side covering piece that is provided continuously through the second side covering piece, and a folded piece that is provided continuously to the second side covering piece via a folding line and a cutting line and that is provided continuously to the edge of the side wall. ing. Then, the article holding means folds both the folding line between the top covering piece and the first side covering piece and the folding line between the first side covering piece and the second side covering piece. The folding line between the second side covering piece and the folded piece is valley-folded, and the folded piece is bent in the inner direction of the tubular body, so that it is stored at a position facing the opening in the tubular body. The upper end portion of the stored object is covered to hold the stored object inside the cylindrical body.

JP 2003-34354 A

  However, according to the carton provided with the above-described conventional article holding means, when a large load is applied to the second side covering piece on the outside of the cylindrical body by the object to be stored, it is bent inside the cylindrical body. There was a possibility that the folded piece was pulled out of the cylindrical body. If the folded piece comes out like this, the article holding means cannot hold the stored item inside the cylindrical body, and the stored item falls from the inside of the cylindrical body. Had.

  Further, in the carton provided with the above-described conventional article holding means, the area of the folded piece pressed by the peripheral surface of the storage object stored at the position facing the opening of the cylindrical body is increased, and the folded piece is cylindrical. In order to prevent escape from the inside of the body, from the contact point of the side wall, the top wall and the article holding means to the boundary between the folded piece and the second side covering piece, to a position spaced from the open edge of the article holding means A formed folding line and a cutting line that is bent from the end of the folding line to the second side covering piece side to the open end edge of the article holding means are formed. However, according to the carton provided with this conventional article means, when a large load is applied to the second side covering piece in the external direction by the object to be stored, the second side covering piece and the folded piece There was a possibility that the folded piece would be broken starting from the cutting line formed between the two. If the folded piece breaks in this way, the article holding means cannot eventually hold the object to be stored inside the cylindrical body, and the object to be stored falls from the inside of the cylindrical body. Had the problem.

  In addition, when storing an object to be stored in a cylindrical body with a carton blank constituting this conventional carton, the carton blank is assembled by a machine for the purpose of speeding up the assembly of the carton blank. Thus, when assembling the carton blank by the machine, the folding line between the second side covering piece and the folded piece is pressed by the pressing member so as to be folded, and the folded piece is folded in the inner direction of the cylindrical body. It comes to tune. When the folding line between the second side covering piece and the folded piece is mechanically pressed by the pressing member, if the connecting portion between the folded piece and the second side covering piece is short, the object to be pressed by the pressing member However, it is difficult to press, and there is also a possibility that the folded piece breaks starting from the end portion on the side wall side of the cutting line formed between the second side covering piece and the folded piece. For this reason, the carton blank which comprises the above-mentioned carton had the problem that the suitability of assembly with a machine was not so good.

  The present invention has been made in view of these points, and is a carton capable of improving the strength and improving the suitability of assembly with a machine while being able to securely hold an object to be stored inside a cylindrical body. Aim to provide blanks and cartons.

  In order to achieve the above object, the carton blank according to the present invention is characterized in that each wall panel constituting a top wall, a pair of side walls, and a bottom wall is arranged in a row, and both ends are opened by the wall panels. A cylindrical body for storing the objects to be stored therein is formed, and the objects to be stored are formed on the edge of the opening side when the cylindrical bodies in the respective wall panels are formed. A carton blank in which article holding means for holding inside a body is continuously provided, wherein the article holding means is provided continuously at an edge of at least one first wall panel among the wall panels so as to be bent. A folding piece that is bent in the inner direction of the cylindrical body, and a folding piece that is continuously connected to the folding piece and that can be bent at an edge of the wall panel adjacent to the first wall panel. Covering piece that is provided continuously and covers a part of the object to be stored And at the end edge of the folded piece, the covering piece is provided with at least one protruding portion that protrudes in the direction of the covering piece, and the protruding portion is formed by a cut line, The folded piece is bent together with the protruding portion toward the inside of the cylindrical body, and is assembled so that the outer surface of the protruding portion faces the peripheral surface of the stored object stored at a position facing the opening. In the point.

  According to the carton blank according to the present invention, since the protruding portion of the folded piece also comes into contact with the peripheral surface of the stored object, the area of the folded piece that contacts the peripheral surface of the stored object can be widened. . Thereby, according to the carton blank according to the present invention, it is possible to form a carton that can prevent the folded piece from slipping out of the cylindrical body or easily breaking. In addition, since the protruding portion is formed at a position separated from the open end of the folded piece and the cut line does not reach the open end edge of the article holding means, the folded piece can be easily formed using the cut line as a base end. A carton capable of preventing breakage can be formed.

  Moreover, the said carton WHEREIN: The said folding piece is good to be provided in a row by the both-sides edge of the both wall panel which comprises a both-sides wall among each said wall panel. Thereby, when a can is stored as an object to be stored in a carton formed by the carton blank according to the present invention, the folded piece on which the protruding portion is formed by the peripheral surface of the can can be reliably pressed.

  Further, the covering piece may be provided at one end edge of the folded piece, and the covering piece may be connected to a second wall panel adjacent to the first wall panel, or Each of the covering pieces is provided at each end edge, and one covering piece is connected to a wall panel connected to one side edge of the first wall panel, and the other covering piece is the first covering piece. The wall panel may be connected to the wall panel connected to the other side edge.

  In addition, the carton according to the present invention is characterized in that each of the wall panels constituting the top wall, the pair of side walls, and the bottom wall is sequentially arranged, and has openings at both ends to accommodate a plurality of items to be stored therein. In a carton having a cylindrical body and an article holding means that is provided at an edge of the cylindrical body on the opening side and holds the objects to be stored inside the cylindrical body, the article holding means includes the A folded piece continuously connected to the edge of at least one first wall panel of each wall panel and folded in the inner direction of the cylindrical body, and folded at the edge of the folded piece A covering piece that is connected continuously to the edge of the wall panel adjacent to the first wall panel and that can be bent, and covers a part of the object to be stored. In the direction away from the covering piece, on the edge where the covering piece is continuously provided At least one protruding portion is provided integrally with the folded piece, and the protruding portion is formed at a position spaced from the open end of the folded piece, and the folded piece has an outer surface of the protruding portion. It is in the point bent in the internal direction of the said cylindrical body with the said protrusion so that it may oppose the surrounding surface of the said to-be-stored object stored in the position which faces the said opening.

  According to the carton according to the present invention, since the protruding portion of the folded piece also comes into contact with the peripheral surface of the stored object, the area of the folded piece that contacts the peripheral surface of the stored object can be increased. Thereby, the carton according to the present invention can prevent the folded piece from slipping out of the cylindrical body or being easily broken. In addition, since the protruding portion is formed at a position separated from the open end of the folded piece and the cut line does not reach the open end edge of the article holding means, the folded piece can be easily formed using the cut line as a base end. Breaking can be prevented.

  As described above, according to the carton blank and the carton according to the present invention, the protruding portion is formed by the peripheral surface of the storage object by widening the area of the folded piece contacting the peripheral surface of the storage object. Since the folded piece can be securely pressed and the folded piece can be prevented from slipping out of the cylindrical body, and the folded piece can be prevented from being easily broken, the strength of the carton Thus, the object to be stored can be reliably held inside the cylindrical body.

  Further, according to the carton blank and the carton according to the present invention, since the protruding portion of the folded piece is formed at a position separated from the open end edge of the article holding means, the folded piece is pressed by the pressing member when the carton blank is assembled. When pressing the folding line positioned between the covering pieces so as to be valley-folded, a pressable connecting portion between the folded piece and the covering piece can be widely formed. Further, according to the carton blank and the carton according to the present invention, the folded piece can be bent in the inner direction by this pressing operation without being broken as in the prior art. Thereby, the assembling aptitude with a machine will improve.

The top view which shows one Embodiment of the carton blank which concerns on this invention The perspective view which shows the carton formed with the carton blank shown in FIG. Side surface sectional drawing which shows the principal part inside the carton shown in FIG. The top view which shows other embodiment of the carton blank which concerns on this invention Side surface sectional view which shows the principal part inside the carton formed with the carton blank shown in FIG.

  Hereinafter, an embodiment of a carton blank and a carton according to the present invention will be described with reference to FIGS. 1 to 5.

  Here, in the following embodiment, as an object to be stored in a carton, the overall shape is substantially cylindrical due to a circular top surface, a circular bottom surface, and a top surface and a side surface continuous to the bottom surface. Description will be made using a can formed to have a shape.

  FIG. 1 is a plan view showing an embodiment of a carton blank according to the present invention, and FIG. 2 is a perspective view showing a carton according to the present invention formed by the carton blank shown in FIG.

  As shown in FIG. 1, a carton blank 1 according to the present invention has a top wall 2A, a pair of side walls 2B, 2C, and a wall panel 2 constituting a bottom wall 2D. The bottom plates 2Da and 2Db are connected to each other.

  Each wall panel 2 is arranged in a line, and one side wall 2B is continuously provided on one side edge of one bottom plate 2Da, and one side edge of one side wall 2B (first wall panel 2) is provided on one side edge. The top wall 2A is continuously provided via the folding line 5, the other side wall 2C is continuously provided to one side edge of the top wall 2A via the folding line 6, and the other side wall 2C is provided to one side edge of the other side wall 2C. The other bottom plate 2Db is continuously provided. And the carton blank 1 forms the cylindrical body 7 which comprises the carton 9 as shown in FIG. 2, when both bottom board 2Da and 2Db are connected and it comprises bottom wall 2D. Openings 8 are formed at both ends of the cylindrical body 7, and a plurality of objects D are stored inside the cylindrical body 7. Is provided with article holding means 10 for holding the article D to be stored inside the cylindrical body 7.

  The article holding means 10 is connected to a part of the both end edges of the both side walls 2B, 2C on the side of the top wall 2A so as to be foldable via a fold line 11, and is a triangular shape bent toward the inside of the cylindrical body 7. A folded piece 12 and a triangular covering piece 15 that is connected to one side edge of the folded piece 12 via a folding line 13 and covers the upper end portion of the peripheral surface of the article D to be stored. is doing. A folding line 16 is provided on the covering piece 15 so as to reach the opening edge of the article holding means 10 from the side walls 2B, 2C and the top wall 2A side. Further, a covering wall 17 that covers the upper surface of the object D is formed integrally with the top wall 2A on a part of the both side walls 2B and 2C side at both end edges of the top wall 2A. The wall 17 is continuously provided via a folding line 18 so that it can be bent.

  A protruding portion 21 is provided on the side edge of each folded piece 12 where each covering piece 15 is continuously provided, and protrudes from the folded piece 12 toward the covering piece 15, and the protruding portion is formed by the cut line 20. Yes. The protruding portion 21 is formed integrally with the folded piece 12 at a position separated from the open end of the article holding means 10. In the present embodiment, the protruding portion 21 is formed at a substantially central portion at the boundary between the folded piece 12 and the covering piece 15, and is located between the folded piece 12 and the covering piece 15 on both sides of the cut line 20. A folding line 13 is arranged. Thereby, the cut line 20 which forms the protrusion part 21, and the folding line 13 located between the folding piece 12 and the covering piece 15 are formed in the boundary part of the folding piece 12 and the covering piece 15. And, as shown in FIG. 3, when the carton blank 1 is assembled, the folded piece 12 is opposed to the peripheral surface of the object D stored in the position where the outer surface of the protruding portion 21 faces the opening 8. The projection 21 is bent in the inner direction of the cylindrical body 7.

  Moreover, the covering piece 15 is provided between the folded piece 12 and the covering piece 15 so as to cover the upper end portion of the peripheral surface of the object D stored in the position facing the opening 8 when the carton blank 1 is assembled. The folding line 13 positioned is folded at the valley.

  A pair of bent pieces 25 that constitute a finger insertion hole by being bent so as to be pushed into the cylindrical body 7 are provided in the central portion of the top wall 2A. Both folding pieces 25 are constituted by a folding line 26 and arc-shaped cut lines 27 connected to both ends of the folding line 26, and are arranged in parallel in the direction along the side edge of the top wall 2A. It arrange | positions so that the folding line 26 may oppose.

  A pair of intermittent cutting lines 29, 29 extending from one end edge of the top wall 2 </ b> A toward the other end edge are sandwiched between the bent pieces 25. The part which is formed so that it may be located and is located between both the intermittent cutting lines 29 and 29 in 2 A of top walls is made into the cutting panel 30. FIG. The cutting panel 30 can be separated from the top wall 2A via both cutting lines by being pulled toward the other end of the top wall 2A with the one end edge portion of the top wall 2A as a base end.

  A plurality of “mushroom” -shaped connecting tabs 31 are provided at predetermined intervals along the side edges on the side edge portions of the bottom plates 2Da and 2Db opposite to the one side wall 2B. It is formed by a cut line 32, and a portion of each connecting tab 31 on the side wall 2 </ b> B side is connected to one bottom plate 2 </ b> Da via a folding line 33. Further, substantially rectangular tab fitting openings 35 are formed by cut lines 36 at positions corresponding to the respective connecting tabs 31 on the other bottom plate 2Db, and the other side wall 2C side of each tab fitting opening 35 is provided. Is connected to the other bottom plate 2Db. At the time of assembling the carton blank 1, the bottom tabs 2Da and 2Db are connected to form the bottom wall 2D of the carton by fitting the connecting tabs 31 to the tab fitting openings 35. .

  In addition, the connection means of both bottom plate 2Da, 2Db is not limited to the connection means of this embodiment, For example, you may adhere | attach the other side edge of each bottom plate 2Da, 2Db with an adhesive material. In the present embodiment, the bottom wall 2D is constituted by a pair of bottom plates 2Da and 2Db. However, the present invention is not limited to this. For example, the top wall 2A may be constituted by a pair of top plates. Good.

  An inclined wall 37 is connected to one side edge of one bottom plate 2Da so that it can be bent, and the inclined wall 37 is connected to one side wall 2B, 2C so that it can be bent. In addition, an inclined wall 38 is connected to one side edge of the other side wall 2C so that it can be bent, and the inclined wall 38 is connected to the other bottom plate 2Db so as to be bent. Thus, the side walls 2B and 2C are connected to the bottom plates 2Da and 2Db via the inclined walls 37 and 38, respectively.

  When the carton 9 is formed by the carton blank 1 from the respective inclined walls 37, 38 to the adjacent side walls 2B, 2C, a holding opening 39 is formed at a position where the lower end portions of the objects to be stored D face each other. . In addition, holding tabs 41 connected to the adjacent bottom plates 2Da and 2Db via folding lines 40 are provided at positions facing the holding openings 39. When the carton blank 1 is assembled, each holding opening 39 is fitted with a part of the lower end portion of each stored object D, and each holding tab 41 is locked to the bottom surface of each stored object D. It has come to be.

  Next, the carton 9 formed by the carton blank 1 according to this embodiment will be described.

  As shown in FIG. 2, in the carton 9 according to the present embodiment, each connecting tab 31 of one bottom plate 2Da is fitted into a tab fitting opening 35 of the other bottom plate 2Db so that both the bottom plates 2Da and 2Db are connected. Accordingly, the top wall 2A, the pair of side walls 2B and 2C, and the bottom wall 2D are sequentially connected to each other, and the cylindrical body 7 having the openings 8 at both ends is formed.

  As shown in FIG. 3, in the article holding means 10, the folding line 11 located between the side walls 2 </ b> B, 2 </ b> C and the folded piece 12 is folded in a mountain, and the folding line 18 located between the folded piece 12 and the covering piece 15 is formed. The valley is folded. As a result, the folded piece 12 is bent toward the inside of the cylindrical body 7, and a part of the outer surface of the folded piece 12 directly abuts on the peripheral surface of the object D stored at the position facing the opening 8. In addition, the other part of the outer surface of the folded piece 12 comes into contact with the peripheral surface of the article D through the covering piece 15. Further, the protruding portion 21 of the folded piece 12 is disposed so as to protrude in the direction away from the covering piece 15 by being bent in the inner direction of the cylindrical body 7 together with the folded piece 12 formed integrally. It is arranged so as to oppose the peripheral surface of the article D stored at a position facing the opening 8. Thereby, the protrusion part 21 is clamped by the side walls 2B and 2C and the peripheral surface of the article D to be stored. Further, the covering piece 15 is a peripheral surface of the object D stored in a position where the folding line 13 located between the folded piece 12 and the covering piece 15 is valley-folded and facing the opening 8 of the cylindrical body 7. The upper end portion of the cover is covered. Thereby, the article holding means 10 supports the upper end portion of the stored object D stored at the position facing the opening 8 of the cylindrical body 7 so as to hold the stored object D inside the cylindrical body 7. It has become.

  Then, an example of the process of assembling the carton blank 1 which concerns on this embodiment using an assembly machine, and forming the carton 9 in which the to-be-contained object D was accommodated inside the cylindrical body 7 is demonstrated.

  First, it arrange | positions in a predetermined position so that the upper surface of the to-be-contained object D may oppose on the inner surface of 2 A of top walls. In this state, the folding lines 5 and 6 positioned between the top wall 2A and the side walls 2B and 2C are folded in a mountain, and the folding line 13 positioned between the folded piece 12 and the covering piece 15 is valley-folded. In this way, pressing is performed by a pressing member (not shown) so that the inner surface of the folded piece 12 faces the inner surfaces of the side walls 2B and 2C. As a result, a part of the outer surface of the folded piece 12 is brought into direct contact with the peripheral surface of the object D, and the other part of the outer surface of the folded piece 12 is connected to the peripheral surface of the object D via a part of the covering piece 15. And the outer surface of the protruding portion 21 is brought into contact with the peripheral surface of the article D to be stored.

  Subsequently, the folding lines 45 and 46 positioned between the inclined walls 37 and 38 and the side walls 2B and 2C and the folding lines 47 and 48 positioned between the inclined walls 37 and 38 and the bottom plates 2Da and 2Db are mountain-folded. Then, after fitting the inner surfaces of the bottom plates 2Da and 2Db to the lower surface of the object D while fitting a part of the lower end portion of the object D to the holding opening 39, the connecting tab 31 is connected to the tab fitting opening 35. The two bottom plates 2Da and 2Db are connected to each other. Further, the holding tab 41 is bent in the inner direction of the cylindrical body 7, the tip edge of the holding tab 41 is brought into contact with the lower surface of the stored object D, and the lower surface of the stored object D is supported by the holding tab 41. . As a result, a carton in which the articles to be stored D are stored inside the cylindrical body 7 is formed.

  Next, the operation of this embodiment will be described.

  According to this embodiment, by providing the protruding portion 21 on the side edge of the folded piece 12 where the covering piece 15 is continuously provided, and bending the folded piece 12 together with the protruding portion 21 in the inner direction of the tubular body 7, Since the protruding portion 21 of the folded piece 12 is also in contact with the peripheral surface of the stored object D, the area of the folded piece 12 that is in contact with the peripheral surface of the stored object D can be increased. Further, the protruding portion 21 is formed at a position separated from the open end portion of the folded piece 12, and the area of the folded piece 12 is increased without forming a cut line at the open end edge of the article holding means 10. It is possible to prevent the folded piece 12 from being easily broken.

  Therefore, according to the present embodiment, the folded piece 12 in which the protruding portion 21 is formed by the peripheral surface of the stored object D can be reliably secured by increasing the area of the folded piece 12 contacting the peripheral surface of the stored object D. The folded piece 12 can be prevented from slipping out of the cylindrical body 7 while being pressed, and the folded piece 12 can be prevented from being easily broken. Thus, the object D can be securely held inside the cylindrical body 7.

  Moreover, according to this embodiment, since the protrusion part 21 of the folding piece 12 is formed in the position away from the open end edge in the article | item holding means 10, at the time of the assembly of the carton blank 1, the folding piece 12 is carried out by the pressing member. When the folding line 13 positioned between the covering pieces 15 is pressed so as to be valley-folded, a pressable connecting portion between the folded piece 12 and the covering piece 15 can be formed widely, and this pressing operation can be performed. Thus, the folded piece 12 can be bent in the inner direction without being broken as in the prior art. Thereby, as for the carton blank 1 which concerns on this embodiment, the assembly suitability with a machine will improve.

  Subsequently, a carton blank 1 and a second embodiment of the carton according to the present invention will be described with reference to FIGS. 4 and 5. Here, in the second embodiment, the same components as those in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and detailed description thereof is omitted.

  As shown in FIG. 4, the article holding means 10 in the carton blank 1 according to the second embodiment is connected to both end edges of both side walls 2B and 2C so as to be foldable via folding lines 11, and is a cylindrical body. 7 are folded in the inner direction of the trapezoidal folded piece 12 and are connected to both side edges of the folded piece 12 via folding lines 13 so as to be bent, and the upper end portion on the peripheral surface of the object D to be stored And a substantially triangular covering piece 15 covering the lower end portion. The covering piece 15 is connected to a covering wall 17 formed on the top wall 2A and both bottom plates 2Da and 2Db so as to be bendable via a folding line 18.

  At the side edge of each folded piece 12, two projecting portions 21 that project from the folded piece 12 in the direction of the covering piece 15 and the projecting portion is formed by the cut line 20 are provided. Each protrusion 21 is arranged in parallel with a predetermined gap at a position spaced from the open end of the article holding means 10 and is formed integrally with the folded piece 12. And, as shown in FIG. 5, the folded piece 12 faces the peripheral surface of the object D stored in the position where the outer surfaces of both protruding portions 21 face the opening 8 when the carton blank 1 is assembled. The projection 21 is bent in the inner direction of the cylindrical body 7.

  Next, the carton 9 formed by the carton blank 1 according to this embodiment will be described.

  As shown in FIG. 5, in the article holding means 10, the folding line 11 located between the side walls 2 </ b> B and 2 </ b> C and the folded piece 12 is folded in a mountain, and the folding line 13 located between the folded piece 12 and the covering piece 15. The valley is folded. As a result, the folded piece 12 is bent toward the inside of the cylindrical body 7 so that the position portion of the outer surface of the folded piece 12 directly contacts the peripheral surface of the article D stored in the position facing the opening 8. In addition, the other part of the outer surface comes into contact with the peripheral surface of the article D through the covering piece 15. In addition, both the protruding portions 21 of the folded piece 12 are bent together with the folded piece 12 formed integrally with the inner side of the cylindrical body 7, and the object D stored in a position where the outer surface faces the opening 8. It faces the peripheral surface. Further, the covering piece 15 has a folding line 13 located between the folded piece 12 and the covering piece 15 formed into a valley fold, and the periphery of the object D stored in a position facing the opening 8 of the cylindrical body 7. The upper end portion and the lower end portion of the surface are covered. Thereby, the article holding means 10 supports the upper end portion and the lower end portion of the stored object D stored at the position facing the opening 8 of the cylindrical body 7, and puts the stored object D inside the cylindrical body 7. It comes to hold.

  Next, the operation of this embodiment will be described.

  Also according to the present embodiment, a plurality of protrusions 21 are provided on both side edges of the folded piece 12 where the covering pieces 15 are connected, and the folded piece 12 is bent together with the protruding parts 21 toward the inside of the tubular body 7. Since both the protruding portions 21 of the folded piece 12 are also in contact with the peripheral surface of the stored object D, the area of the folded piece 12 that is in contact with the peripheral surface of the stored object D can be increased. Moreover, both the protrusion parts 21 are formed in the position away from the open end part of the folding | turning piece 12, and make the area of the folding piece 12 wide, without forming a cut line in the open end edge of the article | item holding means 10. It is possible to prevent the folded piece 12 from being easily broken.

  Therefore, according to the present embodiment, the folded piece 12 in which the protruding portions 21 are formed by the peripheral surface of the stored object D can be obtained by increasing the area of the folded piece 12 contacting the peripheral surface of the stored object D. It is possible to prevent the folded piece 12 from being pulled out of the cylindrical body 7 by being surely pressed, and to prevent the folded piece 12 from being easily broken. The object to be stored D can be reliably held inside the cylindrical body 7.

  Moreover, according to this embodiment, since both the protrusion parts 21 of the folding | turning piece 12 are formed in the position spaced apart from the open end edge in the article | item holding | maintenance means 10, at the time of the assembly of the carton blank 1, it folds by a pressing member. When the folding line 13 positioned between the piece 12 and the covering piece 15 is pressed so as to be valley-folded, a pressable connecting portion between the folded piece 12 and the covering piece 15 can be formed widely. The folded piece 12 can be bent in the inner direction by the pressing operation without being broken as in the prior art. Thereby, the carton blank 1 which concerns on this embodiment will also improve the assembly ability with a machine.

  In addition, this invention is not limited to the said embodiment, A various change is possible as needed.

  For example, in the first embodiment, the article holding means 10 is provided at a position straddling the side walls 2B, 2C and the top wall 2A, but the present invention is not limited to this, and for example, the side walls 2B, 2C and It may be provided at a position straddling the bottom wall 2D, or may be provided at both a position straddling both side walls 2B, 2C and the top wall 2A and a position straddling both side walls 2B, 2C and the bottom wall 2D. In the present embodiment, the folded piece 12 of the article holding means 10 is connected to the side walls 2B and 2C of each wall panel 2, but the present invention is not limited to this, and other walls are provided. The panel 2 may be provided continuously. However, when the article D is a can as in this embodiment, from the viewpoint of holding the folded piece 12 by the article D, it is more reliable to hold the folded piece 12 by the peripheral surface than the upper and lower surfaces of the can. Therefore, it is desirable that the folded piece 12 is connected to the side walls 2B and 2C.

  Further, the present invention is not limited to the present embodiment with respect to the connecting means of each wall panel 2, the inclined walls 37 and 38, the cut panel 30, the shape of the finger insertion hole, the arrangement position, the presence or absence, and the like.

DESCRIPTION OF SYMBOLS 1 Carton blank 2A Top wall 2B, 2C Side wall 2D Bottom wall 2Da, 2Db Bottom plate 7 Cylindrical body 8 Opening 9 Carton 10 Article holding means 12 Folding piece 15 Covering piece 17 Covering wall 20 Cut line 21 Protruding part 23 Finger insertion hole 25 Folding Curved piece 29 Intermittent cutting line 30 Cut panel 31 Connection tab 35 Tab fitting opening 37 Inclined wall 38 Inclined wall 39 Holding opening 41 Holding tab D Object to be stored

Claims (5)

Each wall panel that constitutes the top wall, the pair of side walls, and the bottom wall is arranged in a row, and both ends are opened by the wall panels to form a cylindrical body that accommodates an object to be stored therein. And a carton blank in which article holding means for holding the object to be stored inside the cylindrical body is connected to an edge on the opening side when the cylindrical body is formed in each wall panel. ,
The article holding means is connected to an end edge of at least one first wall panel among the wall panels so as to be foldable, and is folded back toward the inside of the cylindrical body. A cover piece that is continuously connected to a piece and bendably connected to an edge of a wall panel adjacent to the first wall panel, and covers a part of the object to be stored;
At the end of the folded piece, the covering piece is provided with at least one protruding portion that protrudes in the direction of the covering piece, and the protruding portion is formed by a cut line,
The folded piece is folded together with the protruding portion toward the inside of the cylindrical body, and is assembled so that the outer surface of the protruding portion faces the peripheral surface of the object to be stored stored at a position facing the opening. A carton blank characterized by being made.   The carton blank according to claim 1, wherein the folded piece is connected to both side edges of both wall panels constituting both side walls of the wall panels.   The said covering piece is provided in the one end edge of the said folding piece, The said covering piece is connected with the 2nd wall panel adjacent to the said 1st wall panel, The Claim 1 or Claim characterized by the above-mentioned. The carton blank according to 2.   The covering pieces are respectively provided at both end edges of the folded piece, and one of the covering pieces is connected to a wall panel connected to one side edge of the first wall panel, 3. The carton blank according to claim 1, wherein the other covering piece is connected to a wall panel that is connected to the other side edge of the first wall panel. 4. Each of the wall panels constituting the top wall, the pair of side walls, and the bottom wall are sequentially arranged, and provided with openings at both ends, and a cylindrical body for storing a plurality of storage items therein, In a carton having an article holding means that is provided at an edge on the opening side and holds the respective objects to be stored inside a cylindrical body,
The article holding means is connected to an end edge of at least one first wall panel among the wall panels so as to be foldable, and is folded back toward the inside of the cylindrical body. A covering piece that is foldably connected to an edge of the piece and that is foldably connected to an edge of the wall panel adjacent to the first wall panel and covers a part of the object to be stored; Have
At the end of the folded piece where the covering piece is continuously provided, at least one protruding portion protruding in a direction away from the covering piece is provided integrally with the folded piece, and the protruding portion is an opening of the folded piece. It is formed at a position away from the end,
The folded piece is bent in the inner direction of the cylindrical body together with the protrusion so that the outer surface of the protrusion is opposed to the peripheral surface of the stored object stored at a position facing the opening. A carton characterized by that.

Images