CN212288931U - Crease structure for preventing box cover of packing box from tilting - Google Patents

Abstract

The utility model provides a crease structure for preventing a box cover of a packing box from tilting, which comprises an upper flip cover and a lower box body, wherein the upper flip cover is provided with a cover rear wall, a cover top wall, a cover front wall and a cover inserting edge which are sequentially and integrally connected; the lower box body is provided with a box back wall, a box bottom wall and a box front wall which are sequentially and integrally connected, a first crease line, a second crease line and a third crease line are respectively stamped at the folding connection position between the cover back wall, the cover top wall and the cover inserting edge, at least one cutting line which adopts a cutter to cut at even intervals along the crease direction and is used for relieving the concentrated stress at the crease position and preventing the upper flip cover from being relative is respectively arranged at the first crease line, the second crease line or the crease position of the upper flip cover paperboard reverse side, and the lower box body is tilted or not closed.

Description

Crease structure for preventing box cover of packing box from tilting

[ technical field ] A method for producing a semiconductor device

The utility model relates to a cross cutting technique of box especially relates to a prevent crease structure of lid perk of packing carton.

[ background of the invention ]

The known packets of cigarettes are generally parallelepiped-shaped, the outer packet of which is generally a parallelepiped-shaped box made of a blank having a bending line and a collar interposed between the box and the inner packet; the existing cigarette packaging box is a box body which is formed by die cutting and cutting on a die cutting machine and then folding and processing through a flanging machine. In the working process, a printed large sheet with a plurality of cigarette packaging boxes which is designed and printed in advance is respectively die-cut into a plurality of flat box bodies with folding lines and cigarette packaging box finished products with box covers connected, then the supported cigarettes are put into the packaging boxes through the line production of an automatic packaging machine, and finally the cigarettes are packaged into boxes.

In order to facilitate the folding of the box cover, in the die cutting process, the die cutting die is provided with folding indentation sheets at the joint of the box body and the box cover, so that the joint of the box body and the box cover of the die-cut cigarette packaging box is provided with folding lines. Because the cigarette packing box is made of paper materials, the procedures of ink absorption and coloring in the front process and drying in the middle process are carried out in the printing process, so that the cigarette packing box has certain flexibility, and the flat cigarette packing box is often arched in the subsequent gold stamping and die cutting forming processes, so that the joint of the box cover and the box body is not closed in place or is misplaced; or stress concentration at the crease connecting part of the box cover and the box body can occur to some packaging paper boards with higher stiffness, so that the folded part at the back of the box cover is arched after the cigarette package is formed, and the box cover is actively raised relative to the box body in the use process, so that the box cover and the box body cannot be effectively matched in a sealing way, the box cover cannot be closed, and the use effect is influenced; above circumstances makes partial open cigarette packing carton just become the waste product without going out the printing factory, and lid top turns over the back that crease department arches, also can cause the phenomenon of card machine draw-in groove because of the unevenness when automatic packaging machine flow process, not only extravagant material, but also increased manufacturing cost, influence production efficiency.

[ Utility model ] content

The utility model provides an after having avoided cigarette packing box packing shaping effectively, the lid combines the arch phenomenon of a department and the lid back of turning over a department with the box body, and the lid of being convenient for is opened and is foldd, prevents the crease structure of the lid perk of packing carton.

In order to realize the purpose of the utility model, the utility model discloses a technical scheme be:

a crease structure for preventing a box cover of a packing box from being warped comprises an upper flip cover and a lower box body, wherein the upper flip cover and the lower box body are integrally formed by die cutting of a paperboard;

the upper flip cover is provided with a cover rear wall, a cover top wall, a cover front wall and a cover inserting edge which are sequentially and integrally connected, and the two sides of the cover rear wall and the cover front wall are respectively and integrally connected with a cover side flanging which is used for connecting the cover rear wall, the cover top wall, the cover front wall and the cover inserting edge into a cover body through flanging and folding;

the lower box body is provided with a box rear wall, a box bottom wall and a box front wall which are sequentially and integrally connected, and the two sides of the box rear wall and the box front wall are respectively and integrally connected with a box side flanging which is used for connecting the box rear wall, the box bottom wall and the box front wall in a sticking and sticking way to form a box body after flanging and folding;

the cover rear wall of the upper turnover cover is integrally folded and hinged to the box rear wall of the lower box body, and the upper turnover cover is rotatably opened relative to the lower box body or is inserted into the lower box body through a cover inserting edge to be sealed;

the utility model discloses a folding joint punching press of lid back wall and lid top wall, lid back wall and lid top wall between the cardboard openly turn over a junction punching press have first indentation line, the cardboard openly turn over between lid top wall and the lid antetheca turns over a junction punching press and have the second indentation line, the cardboard openly turn over a junction punching press between lid antetheca and the lid edge of inserting has the third indentation line, is equipped with at least one respectively along the indentation direction of indentation of the even spaced of cutter or linear continuous cutting, be used for slowing down indentation department concentrated stress, prevent at last flip relative the box body perk or close the tool mark that does not close.

Furthermore, the two tool marks are respectively distributed on the upper side and the lower side of the indentation line and are evenly and alternately cut along the indentation direction to form two parallel broken line segment-shaped tool marks.

Furthermore, the tool mark is a broken line segment-shaped tool mark which is formed by uniformly cutting the tool mark at intervals along the linear direction of the indentation.

Furthermore, the cutter marks are a plurality of S-shaped cutter marks which are cut at uniform intervals along the indentation direction and are linearly arranged to form S-shaped arrangement cutter marks.

Furthermore, the tool marks are a plurality of oblique line segment-shaped uniformly spaced cutting marks which are arranged linearly along the indentation direction to form oblique line segment-shaped arranged tool marks.

Furthermore, the tool mark is at least one wavy linear tool mark extending in a wavy linear manner along the indentation direction.

Furthermore, the tool mark is at least one wavy linear tool mark extending in a wavy linear manner along the indentation direction.

Further, the depth of the knife mark is 1/3-2/3 of the thickness of the paperboard.

Further, the depth of the knife mark is 1/2 of the thickness of the paperboard.

The utility model has the advantages that:

the utility model is suitable for a general miniaturized packing carton, when being applied to cigarette packing carton, stamp first indentation line, second indentation line and third indentation line respectively in the flip cardboard front, and be equipped with at least one respectively along the indentation direction and adopt the even spaced of cutter to cut or the half-cut of linear continuous cutting, be used for slowing down the concentrated stress of indentation department, prevent at the indentation department of flip cardboard reverse side first indentation line, second indentation line and the indentation department of third indentation line the flip is relative lower box body perk or close the not knife mark of holding up, wherein, the knife mark of even interval cutting can adopt dotted line segment form, oblique line segment form to arrange, the even interval linear arrangement of a plurality of S-shaped, reverse side fold line form or wave line form respectively, through in the cardboard front promptly, the corresponding cardboard at indentation line department cuts the knife mark and releases the positive tensile force of cardboard, makes stress can not concentrate on the flip, the folding of the upper flip cover is convenient.

Meanwhile, the upper flip cover does not actively tilt relative to the lower box body in the using process, so that the upper flip cover and the lower box body can be effectively matched in a sealing manner, and the upper flip cover is convenient to open and close again; moreover, when the cigarette is subjected to line production by an automatic packaging machine, the cutter marks arranged at the crease lines facilitate the folding edges of the cigarette box to be adhered and packaged, the phenomenon of card clamping grooves caused by unevenness is effectively prevented, the product is prevented from becoming a waste product without leaving a printing factory, the material waste is effectively reduced, the production cost is reduced, and the production efficiency is improved.

[ description of the drawings ]

FIG. 1 is an enlarged schematic view of the structure of the box body in the expanded state;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is an enlarged partial view of the structure of FIG. 2 taken at the transverse section A-A;

FIG. 4 is a partially enlarged schematic view of a longitudinal section corresponding to the section A-A in FIG. 2;

FIG. 5 is an enlarged schematic view of the structure of the present invention, wherein the tool marks are in the form of two parallel dotted line segments;

FIG. 6 is an enlarged schematic view of the utility model with a single broken line segment of the tool mark;

FIG. 7 is an enlarged schematic view of the structure of the present invention, wherein the tool marks are arranged in oblique line segments;

FIG. 8 is an enlarged schematic view of the present invention, wherein the cutting marks are arranged in a plurality of S-shapes and uniformly spaced;

FIG. 9 is an enlarged schematic view of the cutting trace of the present invention in a wavy line shape;

FIG. 10 is an enlarged schematic view of the linear cutting structure of the present invention with wavy lines;

FIG. 11 is an enlarged schematic view of the cutting mark of the present invention in a straight-line shape;

the following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

[ detailed description ] embodiments

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

A crease structure for preventing a box cover of a packing box from being warped is shown in figures 1 to 4 and comprises an upper flip cover 1 and a lower box body 2, wherein the upper flip cover 1 and the lower box body 2 are integrally formed by die cutting of a paperboard; the upper turning cover 1 is provided with a cover rear wall 10, a cover top wall 11, a cover front wall 12 and a cover inserting edge 13 which are sequentially and integrally connected, and the two sides of the cover rear wall 10 and the cover front wall 12 are respectively and integrally connected with a cover side flanging 14 which is used for bonding and connecting the cover rear wall 10, the cover top wall 11, the cover front wall 12 and the cover inserting edge 13 to form a cover body through flanging and folding; the lower box body 2 is provided with a box rear wall 20, a box bottom wall 21 and a box front wall 22 which are sequentially and integrally connected, and two sides of the box rear wall 20 and the box front wall 22 are respectively and integrally connected with a box side flanging 23 which is used for adhering and connecting the box rear wall 20, the box bottom wall 21 and the box front wall 22 into a box body through flanging and folding; the lid rear wall 10 of the upper flap 1 is integrally creased and hinged to the box rear wall 20 of the lower box 2, and the upper flap 1 is rotated open relative to the lower box 2 or rotated and then inserted into the lower box 2 through the lid insertion edge 13 for sealing.

As shown in fig. 1 to 4, a first crease line 3 is stamped at the folding and folding joint of the front side Z of the paper board between the lid back wall 10 and the lid top wall 11, a second crease line 4 is stamped at the folding and folding joint of the front side Z of the paper board between the lid top wall 11 and the lid front wall 12, a third crease line 5 is stamped at the folding and folding joint of the front side Z of the paper board between the lid front wall 12 and the lid insertion edge 13, slits uniformly spaced by a cutter along the creasing direction are respectively arranged at the creasing positions of the first crease line 3, the second crease line 4 and the third crease line 5 of the back side F of the paper board of the upper flip 1, and the cutter marks 6 are used for relieving the concentrated stress at the creasing positions and preventing the upper flip 1 from tilting or closing relative to the lower box body 2, and the depth of the cutter marks 6 is half-cut, that is 1/2 of the thickness of the.

As shown in fig. 5, the two tool marks 6 are respectively distributed on the upper side and the lower side of the indentation line, and are evenly and intermittently slit along the indentation direction to form two mutually parallel broken line segment-shaped tool marks.

As shown in fig. 6, the tool mark 6 is a tool mark which is cut at regular intervals along the indentation straight line direction to form a dashed line segment.

As shown in fig. 7, the tool mark 6 is a plurality of oblique line segment-shaped tool marks arranged linearly at regular intervals along the indentation direction.

As shown in fig. 8, the tool mark 6 is an S-shaped arrangement tool mark formed by cutting a plurality of S-shaped lines at regular intervals in the indentation direction and linearly arranging the lines.

As shown in fig. 9 to 11, the difference from fig. 5 to 8 lies in that the indentations of the first crease line 3, the second crease line 4 and the third crease line 5 on the reverse side of the cardboard of the upper flip 1 are respectively provided with a knife mark 7 which is linearly cut by a cutter along the indentation direction, is used for relieving the stress concentrated at the indentations and preventing the upper flip 1 from tilting or closing relative to the lower box body 2.

As shown in fig. 9, the tool mark 7 is an undulated line-shaped tool mark extending in an undulated line shape in the indentation direction.

As shown in fig. 10, the tool mark 7 is a wavy linear tool mark extending in a wavy linear manner in the indentation direction.

As shown in fig. 11, linear knife marks 7 are respectively arranged at the indentations of the first indentation line 3, the second indentation line 4 and the third indentation line 5 on the reverse side of the paperboard of the upper flip 1, which are linearly and continuously cut by adopting a cutter along the indentation direction, are used for relieving the stress concentrated at the indentations and preventing the upper flip 1 from tilting or closing relative to the lower box body 2,

through punching press first indentation line 3, second indentation line 4 and third indentation line 5 respectively at upper flip 1 cardboard front to be equipped with respectively at the indentation department of first indentation line 3, second indentation line 4 and third indentation line 5 at upper flip 1 cardboard reverse side and adopt the even spaced cutting of cutter or the continuous cutting of threadiness along the indentation direction, reach the stress that slows down indentation department and concentrate, prevent that upper flip 1 from closing not together to 2 perks of lower box body. The cutting marks can be respectively arranged in a dotted line segment shape, a diagonal line segment shape, a plurality of S-shaped uniform interval linear arrangements, a wave line shape or a linear shape, namely, the stretching force on the front side of the paperboard is released by impressing on the front side of the paperboard and correspondingly cutting or connecting the cutting marks on the back side of the paperboard at the impressing line, so that the stress can not be concentrated on the upper flip cover 1, and the folding of the upper flip cover 1 is facilitated.

Meanwhile, the box cover does not actively tilt relative to the box body in the using process, so that the box cover and the box body can be effectively matched in a sealing manner, and the opening and the reclosing are convenient; moreover, when the cigarette packaging box is convenient and the cigarette packaging box is subjected to line production by an automatic packaging machine, the phenomenon of card clamping grooves caused by unevenness is effectively prevented, products are prevented from becoming waste products without being discharged from a printing factory, the waste materials are effectively reduced, the production cost is reduced, and the production efficiency is improved.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above-described embodiments are merely preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and various modifications and variations can be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made according to the equivalent changes of the shape, structure and principle of the utility model within the spirit and principle of the utility model should be covered in the protection scope of the utility model.

Claims (9)

1. A crease structure for preventing a box cover of a packing box from being warped comprises an upper flip cover and a lower box body, wherein the upper flip cover and the lower box body are integrally formed by die cutting of a paperboard; the method is characterized in that:

the upper flip cover is provided with a cover rear wall, a cover top wall, a cover front wall and a cover inserting edge which are sequentially and integrally connected, and the two sides of the cover rear wall and the cover front wall are respectively and integrally connected with a cover side flanging which is used for connecting the cover rear wall, the cover top wall, the cover front wall and the cover inserting edge into a cover body through flanging and folding;

the lower box body is provided with a box rear wall, a box bottom wall and a box front wall which are sequentially and integrally connected, and the two sides of the box rear wall and the box front wall are respectively and integrally connected with a box side flanging which is used for connecting the box rear wall, the box bottom wall and the box front wall in a sticking and sticking way to form a box body after flanging and folding;

the cover rear wall of the upper turnover cover is integrally folded and hinged to the box rear wall of the lower box body, and the upper turnover cover is rotatably opened relative to the lower box body or is inserted into the lower box body through a cover inserting edge to be sealed;

the utility model discloses a folding joint punching press of lid back wall and lid top wall, lid back wall and lid top wall between the cardboard openly turn over a junction punching press have first indentation line, the cardboard openly turn over between lid top wall and the lid antetheca turns over a junction punching press and have the second indentation line, the cardboard openly turn over a junction punching press between lid antetheca and the lid edge of inserting has the third indentation line, is equipped with at least one respectively along the indentation direction of indentation of the even spaced of cutter or linear continuous cutting, be used for slowing down indentation department concentrated stress, prevent at last flip relative the box body perk or close the tool mark that does not close.

2. The crease structure for preventing the box cover of a packing box from being warped according to claim 1, wherein the two tool marks are distributed on the upper side and the lower side of the indentation line respectively and are evenly and intermittently slit along the indentation direction to form two broken line segment-shaped tool marks which are parallel to each other.

3. The crease structure for preventing the box cover of the packing box from being lifted according to claim 1, wherein the knife mark is a dashed line segment-shaped knife mark which is cut at even intervals along the linear direction of the indentation.

4. The crease structure for preventing the box cover of a packing box from being lifted according to claim 1, wherein the tool mark is a plurality of S-shaped tool marks arranged in a straight line along the indentation direction and cut at uniform intervals to form an S-shaped arrangement.

5. The crease structure for preventing the box cover of the packing box from being lifted according to claim 1, wherein the tool mark is a plurality of oblique line segment-shaped evenly spaced and cut along the indentation direction and is linearly arranged to form oblique line segment-shaped arranged tool marks.

6. The crease structure for preventing the lid of a packing box from being lifted according to claim 1, wherein the cutting mark is at least one wavy line-shaped cutting mark extending in a wavy line shape along the indentation direction.

7. The crease structure for preventing the box cover of a packing box from being lifted according to claim 1, wherein the tool mark is at least one wavy line-shaped tool mark extending in a wavy line shape along the indentation direction.

8. A crease structure for preventing the tilting of the box cover of a packing box according to any one of claims 1 to 7, wherein the depth of the knife mark is 1/3 to 2/3 of the thickness of the paperboard.

9. A crease structure for preventing the box cover of a packing box from being lifted according to any one of claims 1 to 7, wherein the depth of the knife mark is 1/2 of the thickness of a half-cut through.

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