Packing box gasket

The one-piece molded cardboard folding design solves the problems of high production cost and low efficiency of existing packaging box gaskets, and realizes efficient production of packaging box gaskets.

CN223905689UActive Publication Date: 2026-02-13TIANJIN XUTENGDA AUTOMATION EQUIP CO LTD
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Patent Information

Application Number
CN202520126491.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-20
Publication Date
2026-02-13
Estimated Expiration
2035-01-20

AI Technical Summary

Technical Problem

Existing packaging box pads require two machines for manufacturing and folding, resulting in high production costs and low efficiency.

Method used

Design a one-piece molded cardboard folding pad, which is made by folding a single piece of cardboard into a symmetrical structure, with multiple creases and adhesive surfaces, forming a three-dimensional holding area and support structure.

Benefits of technology

Significantly reduces production costs, improves packaging efficiency, and simplifies the production process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The packing box gasket is of a symmetrical structure and is formed by folding a paper board, the paper board is divided into a left half face and a right half face through a center line, the left half face of the paper board is folded towards the middle through a first crease, and the end of the left half face is bonded to the middle of the paper board. The right half surface of the paperboard is also folded towards the middle part through the first crease, and the end part of the right half surface is adhered to the middle part of the paperboard; the left half face and the right half face are further provided with a second folding mark, a third folding mark, a fourth folding mark, a fifth folding mark and a sixth folding mark, the left half face and the right half face are sequentially folded to form a three-dimensional first folding part and a three-dimensional second folding part, and the first folding part and the second folding part are the same in structure. According to the packaging box gasket formed by folding the integrally-formed paperboard, the production cost is greatly saved, and the packaging efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of packing equipment, especially is involved in a packing box gasket. BACKGROUND

[0002] Milk bag or beverage bag, when it is packed by packing box, because the protection of milk bag or beverage bag is considered, breakage in transportation is avoided, so gasket is added to packing box, and the protection is formed, but the gasket of packing box at present is put into packing box by two paperboards and is folded, one side is protected, and one bottom is protected, and such gasket needs two equipment to manufacture, and two equipment is folded, which greatly increases production cost, and packing time is also increased, and efficiency is low. CONTENT OF UTILITY MODEL

[0003] Therefore, the utility model aims at providing a packing box gasket, which is folded by an integrally formed paperboard, greatly saves production cost, and improves packing efficiency.

[0004] To achieve the above object, the technical scheme of the utility model is as follows:

[0005] A packing box gasket is in symmetrical structure, is folded by a paperboard, the paperboard is divided into left half and right half by a center line,

[0006] The left half of the paperboard is folded to the middle part by a first crease, and the end of the left half is bonded to the middle part of the paperboard, the right half of the paperboard is also folded to the middle part by a first crease, and the end of the right half is bonded to the middle part of the paperboard,

[0007] The left half and the right half are also provided with a second crease, a third crease, a fourth crease, a fifth crease and a sixth crease, and a three-dimensional first folding part and a second folding part are formed by folding in sequence, and the first folding part and the second folding part are the same in structure.

[0008] And a containing area for containing products is formed between the first folding part and the second folding part after folding.

[0009] Further, the side of the first folding part and the second folding part is h-shaped.

[0010] Further, an outer wall surface of the first folding part is formed between the first crease and the second crease.

[0011] A top surface of the first folding part is formed between the second crease and the third crease.

[0012] An upper inner wall surface of the first folding part is formed between the third crease and the fourth crease.

[0013] The stepped surface of the first folding part is formed between the fourth crease and the fifth crease;

[0014] The lower inner wall surface of the first folding part is formed between the fifth crease and the sixth crease;

[0015] The bonding surface is formed between the sixth crease and the end part, and is used for bonding with the middle part of the paperboard.

[0016] Further, the stepped containing area is formed between the upper inner wall surface, the stepped surface and the lower inner wall surface.

[0017] Further, the upper inner wall surface is provided with a support panel formed by cutting,

[0018] The support panel is folded through the fourth crease, and the support panel is further provided with a support crease, and the support panel forms a support part and a bonding part through the support crease,

[0019] The bonding part is used for bonding with the outer wall surface, and the support part is used for forming a support between the outer wall surface and the upper inner wall surface.

[0020] Further, a plurality of hollows are arranged on the first crease, the second crease, the third crease, the fourth crease, the fifth crease and the sixth crease.

[0021] Further, a cutting groove is arranged at the edge between the upper inner wall surface and the stepped surface, a blocking surface is formed in the area between the cutting groove and the edge, and the blocking surface is provided with a blocking crease;

[0022] The blocking crease is diagonally arranged with the fourth crease, so that the blocking surface forms a rectangular frame between the upper inner wall surface and the stepped surface.

[0023] Compared with the prior art, the packaging box gasket has the following advantages:

[0024] The packaging box gasket is designed as a support plate, and is integrally folded into a shape, so that the production cost is greatly saved, and the packaging efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] The drawings constituting a part of the present application are used to provide a further understanding of the present application, and the schematic embodiments of the present application and the description thereof are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0026] Figure 1 A schematic diagram of the packaging box gasket after folding according to the embodiment of the present application;

[0027] Figure 2 A schematic diagram of the packaging box gasket before folding according to the embodiment of the present application.

[0028] BRIEF DESCRIPTION OF DRAWINGS

[0029] 1 - first fold; 2 - second fold; 3 - third fold; 4 - fourth fold; 5 - fifth fold; 6 - sixth fold; 7 - first fold portion; 8 - second fold portion; 9 - outer wall surface; 10 - top surface; 11 - upper inner wall surface; 12 - stepped surface; 13 - lower inner wall surface; 14 - adhesive surface; 15 - support panel; 16 - support fold; 17 - blocking surface; 18 - blocking fold. DETAILED DESCRIPTION

[0030] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0031] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0032] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood through specific circumstances.

[0033] The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0034] A kind of packing box gasket, such as Figure 1 Figure 2 As shown, it is symmetrical structure, by folding a sheet of paper into shape, the sheet of paper is divided into left half and right half with center line,

[0035] The left half of the paperboard is folded to the middle part by a first crease 1, and the end of the left half is bonded to the middle part of the paperboard; the right half of the paperboard is also folded to the middle part by a first crease 1, and the end of the right half is bonded to the middle part of the paperboard;

[0036] The left half and the right half are also provided with a second crease 2, a third crease 3, a fourth crease 4, a fifth crease 5 and a sixth crease 6, which are sequentially folded to form a three-dimensional first folding part 7 and a second folding part 8, and the first folding part 7 and the second folding part 8 are the same in structure;

[0037] And the folding completed first folding part 7 and the second folding part 8 form a holding area for holding products.

[0038] Preferably, the side surface of the first folding part 7 and the second folding part 8 is h-shaped.

[0039] Because the first folding part 7 and the second folding part 8 are the same in structure, only the specific structure of the first folding part 7 will be described here;

[0040] Preferably, the first crease 1 and the second crease 2 form an outer wall surface 9 of the first folding part 7;

[0041] The second crease 2 and the third crease 3 form a top surface 10 of the first folding part 7;

[0042] The third crease 3 and the fourth crease 4 form an upper inner wall surface 11 of the first folding part 7;

[0043] The fourth crease 4 and the fifth crease form a stepped surface 12 of the first folding part 7;

[0044] The fifth crease and the sixth crease 6 form a lower inner wall surface 13 of the first folding part 7;

[0045] The sixth crease 6 and the end form a bonding surface 14; the bonding surface 14 is used for bonding with the middle part of the paperboard.

[0046] Preferably, the upper inner wall surface 11, the stepped surface 12 and the lower inner wall surface 13 form a stepped holding area.

[0047] Preferably, the upper inner wall surface 11 is provided with a support panel 15 formed by cutting,

[0048] The support panel 15 is folded by the fourth crease 4, and the support panel 15 is also provided with a support crease 16, and the support panel 15 forms a support part and a bonding part through the support crease 16,

[0049] The bonding part is used for bonding with the outer wall surface 9; the support part is used for forming a support between the outer wall surface 9 and the upper inner wall surface 11, so as to realize the support of the first folding part 7 and the second folding part 8 as a whole.

[0050] Preferably, the first crease 1, the second crease 2, the third crease 3, the fourth crease 4, the fifth crease 5 and the sixth crease 6 are provided with a plurality of hollows; the hollows can make the folding operation easier.

[0051] Preferably, the edge between the upper inner wall surface 11 and the stepped surface 12 is provided with a cutting groove, the area between the cutting groove and the edge forms a blocking surface 17, the blocking surface 17 is provided with a blocking crease 18.

[0052] The blocking crease 18 is diagonally arranged with the fourth crease 4, so that the blocking surface 17 forms a rectangular frame with the upper inner wall surface 11 and the stepped surface 12; the rectangular frame can limit the product placed in the holding area, and the size of the internal space can be adjusted according to the size of the product.

[0053] Preferably, the bonding surface 14 and the lower inner wall surface 13 area can also be serrated or other shapes according to the actual packaging situation.

[0054] In work, the folding according to the first crease 1 to the sixth crease 6 can realize the completion of the gasket, then the bonding of the position needing to be bonded, so as to form the whole gasket.

[0055] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A packing box gasket, in symmetrical structure, formed by folding a sheet of paperboard, characterized in that: The paperboard is divided into a left half and a right half by a middle line, The left half of the paperboard is folded to the middle by a first crease, and the end of the left half is bonded to the middle of the paperboard; the right half of the paperboard is also folded to the middle by a first crease, and the end of the right half is bonded to the middle of the paperboard; The left half and the right half are further provided with a second crease, a third crease, a fourth crease, a fifth crease, and a sixth crease, which are sequentially folded to form a three-dimensional first folding part and a second folding part, and the first folding part and the second folding part have the same structure; The first folding part and the second folding part form a holding area for holding products after being folded.

2. A packaging insert according to claim 1, wherein: The side of the first folding part and the second folding part is h-shaped.

3. A carton blank according to claim 1, wherein: The first crease and the second crease form an outer wall surface of the first folding part; The second crease and the third crease form a top surface of the first folding part; The third crease and the fourth crease form an upper inner wall surface of the first folding part; The fourth crease and the fifth crease form a stepped surface of the first folding part; The fifth crease and the sixth crease form a lower inner wall surface of the first folding part; The sixth crease and the end form a bonding surface for bonding with the middle of the paperboard.

4. A packaging insert according to claim 3, wherein: The upper inner wall surface, the stepped surface, and the lower inner wall surface form a stepped holding area.

5. A carton blank according to claim 3 wherein: The upper inner wall surface is provided with a support panel formed by cutting, The support panel is folded by the fourth crease, and the support panel is further provided with a support crease, which forms a support part and a bonding part, The bonding part is used for bonding with the outer wall surface; the support part is used for forming a support between the outer wall surface and the upper inner wall surface.

6. A packaging insert according to claim 1, wherein: The first crease, the second crease, the third crease, the fourth crease, the fifth crease, and the sixth crease are all provided with a plurality of hollows.

7. A packaging insert according to claim 1, wherein: An edge between the upper inner wall surface and the stepped surface is provided with a cutting groove, and a region between the cutting groove and the edge forms a blocking surface, which is provided with a blocking crease; The blocking crease is diagonally arranged with the fourth crease, so that the blocking surface forms a rectangular frame with the upper inner wall surface and the stepped surface.