JPH0610111U - Curved carton - Google Patents

Abstract

(57) [Abstract] [Purpose] The present invention can form the back cover by bending, and can fold the assembled product into a flat shape, and further form an opening in the front bending part. The purpose is to make a carton. [Structure] Side plates 2 are provided on both sides of a cover plate 21 that also serves as a cover plate and a gable plate.
2 and 23 are provided in series, and inclined edges 27 are provided above and below the combined cover plate 21 of the side plates 22 and 23.
Is a curved carton structure in which a bottom plate 25 and a sticking piece 26 are continuously provided on the side edge of, and a tear opening zipper 30 is further provided in the dual-purpose cover plate 21.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a curved carton that can be formed by curving the front side in an arcuate shape, and in particular, a box that has been once sack pasted can be folded into a flat shape and is curved in an arcuate shape. The present invention relates to a curved carton capable of providing a tear opening on the front lid.

[0002]

[Prior art]

 As the conventional curved carton of this type, for example, a curved carton as shown in FIGS. 9 (A) and 9 (B) has been popular. This conventional curved carton is composed of a blank plate 1 as shown in FIG. 9 (A). In this blank plate 1, a sticking piece 3 is continuously provided on the left edge of a bottom plate 2, a lid plate and a gable plate cover plate 4 are continuously provided on the right end of the bottom plate 2, and side plates 5 are respectively connected to the upper and lower ends of the bottom plate 2. The dual-purpose cover plate 4 is provided with inner plates 6 at the center of the upper and lower ends thereof, and the tongue pieces 7 are provided at both upper and lower ends of the dual-purpose cover plate 4.

A tear opening zipper 8 is provided between the bottom plate 2 of the blank plate 1 and the sticking piece 3 with a perforation line and a folding line so that this portion can be opened if necessary. Was formed. Further, a hook-shaped cut line 9 into which the tongue piece 7 can be inserted is bored on both sides of the inner plate 6, and a cut line 10 that can partially lock the inner plate 6 on the tongue piece 7. Further, a cut line 11 into which the tip portion of the tear opening zipper 8 can be inserted is formed on the side portion of the dual-purpose cover plate 4.

[0004]

[Problems to be solved by the device]

 However, since the curved carton composed of the blank plate 1 cannot be folded into a flat shape once assembled, the blank carton 1 is delivered to a factory where the blank plate 1 is filled and packed as it is. Immediately before filling the product, the dual-purpose cover 4 of the blank plate 1 is curved in an arc shape while using an extremely complicated and special device, and the four tongues 7 are each provided with a key-shaped cutting line 9 of the inner plate 6. While inserting the upper part, part of the inner plate 6 is inserted into the cutting line 10 of the tongue piece 7 and locked, and the tongue piece 7 and the inner plate 6 are connected to each other as shown in FIG. 9B. I had to construct a carton as shown. Therefore, a very special dedicated device must be used, and since this dedicated device is not versatile, the device type for bending the combined cover 4 is changed every time the carton size changes. There were problems such as having to do it.

Further, when the blank plate 1 is forcibly curved using a mold, a strong pressure is applied to the dual-purpose cover 4 of the blank plate 1, so that a tear opening zipper 8 is provided at this portion. Therefore, the tear opening zipper 8 is necessarily formed in the bottom plate 2. However, when the tear opening zipper 8 is provided on the bottom plate 2, in opening this, the carton must be turned upside down as shown in FIG. 9B, which is extremely inconvenient. , There was a problem with the appearance.

The carton according to the present invention is a technique that has fundamentally improved the above-mentioned conventional problems. In particular, a carton that has been once assembled can be folded into a flat shape, and a tear opening zipper is provided on the curved front side. It provides a completely new technology that can be installed.

[0007]

[Means for Solving the Problems]

 The carton according to the present invention is a technique that has fundamentally improved the above-mentioned conventional problems. The gist of the carton is to connect side plates to both side edges of a cover plate and a cover plate that also serves as a gable plate and to connect side edges of one side plate. In a curved carton in which a bottom plate having an inner gable plate and a sticking piece are connected to each other, a predetermined tear opening zipper is formed in the dual-use cover plate, and both ends of the both side plates close to the dual-use cover plate. The part is gradually inclined so as to be sandwiched so as to form an inclined edge, and the dual-purpose cover plate is further folded on the inclined edge so that the dual-purpose cover plate is curved in an arc shape by using the inclined edge. A curved carton characterized by being assembled and assembled.

[0008]

[Action]

 In the curved carton according to the present invention, since the side plates are connected to both side edges of the cover plate and the gable plate cover plate, respectively, and the bottom plate and the sticking piece are connected to one side plate in order, By folding the side plate, the bottom plate, and the sticking piece on each other, the sticking piece is stuck to one side plate, and by this, a sack-sticking carton can be assembled and constructed in which the whole is folded flat.

Further, since the both side plates are configured so as to be inclined so that both ends of the both side plates close to the dual cover plate are gradually sandwiched, the inclined edges of the both side plates are utilized so as to be located on the inclined edge. The combined cover plate that can be folded can be automatically curved. The carton according to the present invention does not require the blank plate dual-purpose cover to be forcibly curved by using a special device mold, and therefore, no large force is applied to this part, so that the front-side curved dual-purpose cover is not used. A tear opening zipper can be provided on the. This makes it possible to form a well-formed opening on the back side of the carton.

[0010]

【Example】

 1 is a perspective view of the carton of the present invention, FIG. 2 is a plan view of a blank plate of the carton of FIG. 1, and FIG. 3 is a flat plate. Fig. 4 is a plan view of a carton assembled into a shape, Fig. 4 is a perspective view with the tear opening zipper opened, Fig. 5 is a plan view of the blank plate of the second example, and Fig. 6 is an assembly diagram of the blank plate of Fig. 5. 7 is a plan view of the blank plate of the third example, and FIG. 8 is an assembly view of the blank plate of FIG. 7.

In FIG. 2, reference numeral 20 denotes a blank plate of a carton according to the present invention, in which side plates 22 and 23 are connected to both side edges of a cover plate 21 which also serves as a cover plate and a gable plate. On one side plate 23, a bottom plate 25 having upper and lower inner gable plates 24 and a sticking piece 26 are connected. The upper and lower end portions of the side plates 22 and 23 closer to the dual-purpose cover plate 21 are provided with inclined edges 27 that are gradually inclined so that the side plates 22 and 23 have inclined edges 27 and horizontal edges, respectively. Tongue pieces 28 and 29 are connected in series.

A tear opening zipper 30 is formed in an upper portion of the dual-purpose cover 21 by a score line and a folding line. A cut line 31 is formed in a part of one of the inner gable plates 24 so that the distal end of the opening lid 30a formed by tearing the tear opening zipper 30 can be fitted and locked. . In assembling the carton according to the present invention, in the blank plate 20 in the state shown in FIG. 2, the bottom plate 25 and the sticking piece 26 are folded on the side plate 23 and the cover plate 21 which is also used, and the side plate 22 is also used as the cover. The side plate 22 and the sticking piece 26 are stuck to each other by folding the side board 22 on the board 21 and at the same time stacking the side edges of the side board 22 on the sticking piece 26. The carton in this figure is the one in which the whole is turned upside down).

Therefore, as shown in FIG. 3, the carton according to the present invention can be directly delivered to a factory for filling the products with the flatly assembled carton. The carton with the sack attached raises this, and by making the whole into a tubular shape, the product can be filled in it. Further, as shown in FIG. 1, the carton according to the present invention is such that, as shown in FIG. It is possible to assemble the whole structure by curving the circular arc shape and attaching both end portions of the dual-purpose cover plate 21 to the inner gable plate 24.

In the carton according to the present invention, as shown in FIG. 4, the tear opening zipper 30 can be torn to form an opening in the lid. The opening lid 30a formed by tearing the tear opening zipper 30 can be used for resealing, and the opening lid 30a can be fixed and resealed by fitting the tip end thereof into the cutting line 31. I can.

The carton of the invention shown in the above embodiment can be constructed by using the blank plate 20a having the structure shown in FIGS. 5 and 6. In this blank plate 20a, a bent bottom plate 32 and a projecting piece 33 are successively provided on the upper end of the dual-purpose cover plate 21, and a cutting line 34 into which the projecting piece 33 can be fitted and an tear opening on the upper part of the bottom plate 25. The zipper 30 is formed by punching.

In this case, in particular, as shown in FIG. 6, the bent bottom plate 32 is laminated on the back surface of the bottom plate 25, and the projecting piece 33 is fitted and locked to the cut line 34 of the bottom plate 25 to close the opening. It is something that is done. Therefore, in this case, the opening is easily opened and closed.

The carton according to the present invention can also be constructed by using the blank plate 20b shown in FIGS. 7 and 8. In the case of the blank plate 20b, a curved lid plate 35 and a projecting piece 36 are connected to the upper end of the bottom plate 25, and a cut line 34 into which the projecting piece 36 can be fitted is formed in the dual-purpose cover plate 21. It is a thing. As shown in FIG. 8, the blank plate 20b can be formed by bending the curved lid plate 35 on the inclined edges 27 of the side plates 22 and 23.

[0018]

[Effect of device]

 Since the curved carton according to the present invention has the structure and operation as described above, the carton assembled by attaching the sack can be folded into a flat shape and delivered to the factory in this state, and then the cylindrical shape. You can fill the product while waking up. Therefore, as in the past, a special specialized machine for assembling the carton and filling the product is not required, and the product can be automatically filled using a general-purpose machine. Further, since the inclined edges are provided at the predetermined positions of both side plates, the dual-purpose cover plate can be automatically curved in an arc shape by folding the dual-purpose cover plate on the inclined edges. Further, since the carton of the present invention does not exert a strong external pressure during assembly, a tear opening zipper can be provided in the curved portion on the front side of the carton, which allows the opening to be formed on the front side of the carton. Is to have.

[Brief description of drawings]

FIG. 1 is a perspective view of a carton of the present invention.

2 is a plan view of a blank plate of the carton of FIG. 1. FIG.

FIG. 3 is a plan view of a carton that is flatly assembled and configured.

FIG. 4 is a perspective view showing a state in which a tear opening zipper is opened.

FIG. 5 is a plan view of a blank plate of a second example.

FIG. 6 is an assembly view of the blank plate of FIG.

FIG. 7 is a plan view of a blank plate of a third example.

8 is an assembly view of the blank plate of FIG. 7. FIG.

9 (A) and 9 (B) are explanatory views showing a conventional carton.

[Explanation of symbols]

 1 blank plate 2 bottom plate 3 pasting piece 4 combined use cover plate 6 inner side plate 7 tongue piece 8 tear opening zipper 9,10 cut line 20,20a, 20b blank plate 21 combined use cover plate 22,23 side plate 24 inner grate plate 25 bottom plate 26 sticking Piece 27 Inclined edge 28,29 Tongue piece 30 Tear opening zipper 30a Opening lid 31,34 Cut line 32 Bend bottom plate 33,36 Projecting piece 35 Curved lid plate

Claims (1)

[Scope of utility model registration request] 1. A curved carton comprising a cover plate and a cover plate that also serves as a gable plate, and side plates connected to both side edges of the cover plate, and a bottom plate having an inner gable plate and a sticking piece connected to the side edges of one side plate. At
Drilling a predetermined tear opening zipper on the dual-purpose cover plate,
Further, both end portions of the both side plates, which are close to the dual-use cover plate, are gradually inclined so as to be sandwiched so as to form an inclined edge, and the dual-use cover plate is further folded on the inclined edge, whereby the dual-purpose cover plate is inclined. A curved carton characterized by being assembled into an arcuately curved shape by utilizing.