CN211365289U

CN211365289U - Tray cut-parts

Info

Publication number: CN211365289U
Application number: CN201922008680.2U
Authority: CN
Inventors: 黄子珺; 钟秀谷; 俞纪敏; 花志翔
Original assignee: Hangzhou Bingxin Environmental Protection Packaging Co Ltd
Current assignee: Hangzhou Bingxin Environmental Protection Packaging Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-08-28
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a tray cutting piece, which comprises a bottom plate used for forming the bottom surface of a tray; the first side plates are respectively connected with the bottom plate, and a group of side surfaces of the tray are formed after the first side plates are folded; the second side plates are respectively connected with the bottom plate, and the other group of side surfaces of the tray is formed after the second side plates are folded; the reinforcing plates are respectively connected with two sides of the first side plate, are positioned on the inner side of the second side plate after being folded and form a corner with the first side plate; the cutter line is arranged at the corner, and the corner of the tray is opened inwards along the cutter line to form a notch; and the turning plates are respectively connected with the second side plate, the turning plates are inserted into the notches after being folded, and the notches are closed so as to compress the turning plates. The utility model discloses following beneficial effect has: the cut pieces are convenient to transport; the packaging structure is combined only by folding, inserting and buckling, so that the combination efficiency is high; the turnover plate is fixed on the notch, so that the structure is simple, and the operation is convenient; the arc-shaped or boss-shaped knife line structure is convenient to process, the turning plate can be conveniently inserted and pulled out, and the pressing turning plate can be ensured.

Description

Tray cut-parts

Technical Field

The utility model belongs to the technical field of the paper packaging and specifically relates to a tray cut-parts is related to.

Background

The paper tray is often used for carrying and depositing article, and the application is extensive in daily life and commodity circulation, and the tray can be established the lid according to the demand in order to increase the leakproofness. The paper tray is usually folded by a paper board and then bonded by glue or fixed by a staple, and the fixing modes increase fixing materials, so that the paper tray is not environment-friendly; and the molding step is comparatively complicated, reduces the packing shaping efficiency. There are also designs on the market that are fixed by cardboard plug-in fits only, however these trays are usually not sufficiently stable to connect or the folding plug-in method is too complicated.

For example, a chinese patent document discloses a "cover-less box structure", whose publication No. CN205931585U is formed by folding a sheet material, partially embedding them into each other, and then engaging them with each other, and includes: the bottom plate, two front and back ring pieces respectively connected with the front and back edges of the bottom plate, and two left and right ring pieces respectively connected with the left and right edges of the bottom plate. The left ring piece and the right ring piece comprise side pieces connected to the bottom piece and two standing inserting pieces respectively connected to two opposite edges of the side pieces, the side pieces and the front ring piece and the rear ring piece are folded and partially embedded into each other and are mutually clamped to form a cover-free frame body, and the cover-free frame body and the bottom piece jointly form a cover-free box body of which the center can be provided with articles. This utility model discloses a ring piece carries out the fixed of structure around the inserted sheet inserts, and its weak point is, only needs to control the ring piece and slightly exert outside power, will make about the ring piece expand outward to let the inserted sheet break away from in the ring piece after the past, destroy overall structure. Neither is it suitable for moving nor is it suitable for storing too many items.

Disclosure of Invention

The utility model relates to an overcome prior art's needs additionally increase fixed material, environmental protection and shaping inefficiency inadequately, and the problem that foldable fashioned tray structural connection is stable inadequately or the shaping method is complicated provides a tray cut-parts, accomplishes the equipment of tray through single cut-parts of folding grafting, and packaging structure is firm, need not to increase additional fixed material, suitable transport and deposit article.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tray cut-parts, which forms a tray after being folded, comprises a bottom plate and a bottom plate, wherein the bottom plate is used for forming the bottom surface of the tray; the first side plate is respectively connected with the bottom plate, and a group of side surfaces of the tray are formed after the first side plate is folded; the second side plates are respectively connected with the bottom plate, and the other group of side surfaces of the tray is formed after the second side plates are folded; the reinforcing plates are respectively connected with two sides of the first side plate, are positioned on the inner side of the second side plate after being folded and form a corner with the first side plate; the cutter line is arranged at the corner, and the corner of the tray is inwards opened along the cutter line to form a notch; and the turning plates are respectively connected with the second side plate, the turning plates are inserted into the notches after being folded, and the notches are closed so as to compress the turning plates.

The utility model discloses a characteristics lie in at reinforcing plate and first curb plate junction, the tray corner that forms after folding promptly has set up the tool line, the tray wall of folding cut-parts back tool line below both sides is the cell wall, inwards open the cell wall and form the inside ascending notch of opening in tray corner after, will turn over the board and inwards turn over after rolling over and insert the notch, the cell wall that will open again resumes the closed notch of normal position to compress tightly and turn over the board, turn over the board and press from both sides tight reinforcing plate with the second curb plate from inside and outside, accomplish fixedly. Through the structure, the tray can be assembled and fixed only by folding and inserting the cut pieces, the method for arranging the cutting lines is simple, the processing is convenient, the method for opening and closing the fixed turning plate by utilizing the notches is simple, the assembling steps are few, and the efficiency is high. The structure also facilitates the disassembly of the tray, the cut pieces can be recovered after the disassembly, the transportation and the reutilization are convenient, the cost is saved, and the environmental protection is facilitated.

Preferably, a first crease is arranged along a connecting line of the bottom plate and the first side plate, a second crease is arranged along a connecting line of the bottom plate and the second side plate, a third crease is arranged along a connecting line of the reinforcing plate and the first side plate, and a fourth crease is arranged along a connecting line of the turning plate and the second side plate.

Set up the crease person of facilitating the use along the folding cut-parts of crease, along first crease 90 folding first curb plate that makes progress, follow the inside 90 folding reinforcing plates of third crease again, demonstrate the second crease 90 folding second curb plates that make progress after that, turn over the board along the inside 180 folding of fourth crease at last, form tray overall structure.

Preferably, the two ends of the knife line are respectively provided with a knife line crease, and the knife line creases connect the end part of the knife line with the third crease.

The side wall of the tray is conveniently opened inwards along the knife line crease to form the notch by setting the knife line crease, the opened state of the notch can be kept all the time unless manual force is applied after the notch is opened, when the turning plate is inserted into the notch, the opening state of the notch is maintained without needing to take effort to specially vacate hands, and the inserting and buckling combination is convenient and fast. The notch opening opened along the knife line crease so set is large and does not require laborious alignment insertion.

Preferably, the knife line is arc-shaped, and the arc is protruded towards the direction far away from the bottom plate.

The groove wall formed by the knife line with the structure has a higher middle part and shorter two sides. The short side is close to the turning plate, so that the turning plate can be conveniently inserted and pulled out; the higher middle part is close to the corner, and when the notch is closed, the higher middle part of the groove wall has enough area to cover and press the turnover plate.

Preferably, the knife line includes a transverse line perpendicular to the third fold, and both ends of the transverse line extend to both sides with extension lines extending in a direction approaching the bottom plate.

As another embodiment, the knife line is in an upward boss shape, and a groove wall structure with a higher middle part and lower two sides can be formed, so that the turning plate can be conveniently inserted and pulled out, and the pressing turning plate can be ensured.

Preferably, the angle between the extension line and the transverse line is an obtuse angle.

The groove wall covering turning plate with the structure has wide area and good pressing effect, and the turning plate is not easy to be separated.

Preferably, the turning plate is provided with a turning plate crease which is parallel to the fourth crease.

When the turning plate is inserted into the notch, the turning plate is slightly curled inwards along the crease of the turning plate, the turning plate is restored to a flat plate state after the end part of the turning plate is inserted into the notch, and the turning plate naturally extends into the notch, so that the follow-up assembly is facilitated.

Therefore, the utility model discloses following beneficial effect has: (1) the cut pieces are convenient to transport; (2) the cut pieces are combined by folding, inserting and buckling to complete the packaging structure, so that the combination efficiency is high; (3) the openable notch fixing turning plate is formed by arranging the cutter line, so that the structure is simple, and the operation is convenient and fast; (4) the folding is facilitated by arranging a plurality of creases; (5) the arc-shaped or boss-shaped knife line structure is convenient to process, the turning plate can be conveniently inserted and pulled out, and the pressing turning plate can be ensured; (6) the arrangement of the turning plate crease facilitates smooth insertion of the turning plate into the notch, so that the assembly time is saved, and the assembly difficulty is reduced.

Drawings

Fig. 1 is a schematic plan view of embodiment 1 of the present invention.

Fig. 2 is a schematic plan view of a knife line according to embodiment 1 of the present invention.

Fig. 3 is a schematic view of a first folding step in embodiment 1 of the present invention.

Fig. 4 is a schematic view of the second folding step in embodiment 1 of the present invention.

Fig. 5 is a schematic view of the third folding step in embodiment 1 of the present invention.

Fig. 6 is a schematic diagram of the embodiment 1 of the present invention after the third folding step is completed.

Fig. 7 is a schematic view of the fourth folding step in embodiment 1 of the present invention.

Fig. 8 is a schematic plan view of a knife line according to embodiment 2 of the present invention.

Fig. 9 is a schematic plan view of a knife line according to embodiment 3 of the present invention.

In the figure: A. the bottom plate, B, first curb plate, C, second curb plate, D, reinforcing plate, E, turn over the board, F, cell wall, 1, first crease, 2, second crease, 3, third crease, 4, fourth crease, 41, fifth crease, 5, tool line, 51, tool line crease, 52, horizontal line, 53, extension line, 6, turn over board crease, 7, notch.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

In the figure, the solid lines are cut lines, the broken lines are inward folding lines, and the dotted lines are outward folding lines.

Example 1

In embodiment 1 shown in fig. 1, a tray cut piece is made of corrugated paper, and includes a bottom plate a, a first side plate B, a second side plate C, a reinforcing plate D, and a flap E, which are rectangular. A group of opposite sides of the bottom plate A respectively extend outwards to form a first side plate B, and a first crease 1 is arranged along a connecting line of the bottom plate A and the first side plate B; the first side plate B is respectively extended towards two sides with two reinforcing plates D, and third creases are formed along connecting lines of the first side plate B and the reinforcing plates D; the other pair of paired edges of the bottom plate A respectively extend outwards to form a second side plate C, the width of the second side plate C is matched with the length of the reinforcing plate D, and a second fold 2 is arranged along the connecting line of the bottom plate A and the second side plate C; the second side plate C extends outwards to be connected with a turning plate E, a fourth crease 4 is arranged along a connecting line of the second side plate C and the turning plate E, a fifth crease 41 parallel to the fourth crease 4 is arranged on the outer side of the fourth crease 4, and a turning plate crease 6 parallel to the fourth crease 4 is arranged in the middle of the turning plate E. An arc-shaped knife line 5 is arranged at each third folding mark 3, the knife lines 5 are symmetrically arranged by taking the third folding mark 3 as a symmetry axis, the arc-shaped knife lines 5 protrude in a direction away from the bottom plate A, as shown in fig. 2, knife line creases 51 are arranged along connecting lines between two ends of the knife lines 5 and the third folding marks 3, and the knife line creases 51 and the knife lines 5 enclose a fan-shaped groove wall F. The width of the turning plate E is matched with the vertical distance from the end point of the knife line 5 to the outer edge of the first side plate B.

The tray is formed by folding the following steps:

the method comprises the following steps: the cut pieces are laid flat, the first side plate B is folded upwards by 90 degrees along the first crease 1, the reinforcing plate D is folded inwards by 90 degrees along the third crease 3, and the second side plate C is folded upwards by 90 degrees along the second crease 2, and the result is shown in fig. 3.

Step two: the pocket wall F is opened inwardly along the knife-line fold 51 and the third fold 3 to form upwardly opening notches 7 at the four corners of the tray, the result being shown in fig. 4.

Step three: as shown in fig. 5, flap E is folded inwardly along fourth fold 4, fifth fold 41 and flap fold 6, and is gradually inserted into slot 7 until flap E completely overlaps second side panel C, reinforcement panel D, and the result is shown in fig. 6.

Step four: as shown in fig. 7, the groove wall F is restored, the notch 7 is closed, and the groove wall F presses the turning plate E.

The folding of the tray is completed through the steps, the folded tray is suitable for carrying and storage, and a person skilled in the art can add a handle, a box cover and the like according to experience. If the tray needs to be disassembled, the cut pieces can be recovered by only opening the notch 7 and drawing out the turning plate E from the notch, so that the transportation or secondary utilization is convenient.

Example 2

In embodiment 2 shown in fig. 8, a tray cut piece is made of corrugated paper, and has substantially the same structure as embodiment 1, and is different from embodiment 1 in that a knife line 5 is a broken line type, the knife line 5 includes a transverse line 52 perpendicular to the third fold 3 and extension lines 53 extending to both ends of the transverse line 52, an included angle between the extension lines 53 and the transverse line 52 is an obtuse angle, and the knife lines are symmetrically arranged with the third fold as a symmetry axis.

Example 3

In example 3 shown in fig. 9, a tray cut piece made of corrugated paper has substantially the same structure as example 2, and is different from example 2 in that an extension line 53 forms a right angle with a lateral line 52.

Claims

1. A tray cut-parts, which forms a tray after being folded, is characterized by comprising a bottom plate (A) for forming the bottom surface of the tray;

the first side plate (B) is respectively connected with the bottom plate (A), and a group of side surfaces of the tray are formed after the first side plate (B) is folded;

the second side plates (C) are respectively connected with the bottom plate (A), and the other group of side surfaces of the tray is formed after the second side plates (C) are folded;

the reinforcing plates (D) are respectively connected with two sides of the first side plate (B), are positioned on the inner side of the second side plate (C) after being folded and form a corner with the first side plate (B);

the cutter line (5) is arranged at a corner, and the corner of the tray is opened inwards along the cutter line (5) to form a notch (7);

and the turning plate (E) is respectively connected with the second side plate (C), the turning plate (E) is folded and inserted into the notch (7), and the notch (7) is closed to compress the turning plate (E).

2. A tray cut-parts according to claim 1, characterized in that, along the connecting line of bottom plate (a) and first curb plate (B) is equipped with first crease (1), along the connecting line of bottom plate (a) and second curb plate (C) is equipped with second crease (2), along the connecting line of reinforcing plate (D) and first curb plate (B) is equipped with third crease (3), along the connecting line of turning over board (E) and second curb plate (C) is equipped with fourth crease (4).

3. A tray panel according to claim 2, wherein the knife lines (5) are provided with knife line creases (51) at both ends, respectively, the knife line creases (51) connecting the ends of the knife lines (5) and the third creases (3).

4. A pallet cut segment as claimed in claim 1, characterized in that the knife line (5) is arc-shaped, which arc-shape projects in a direction away from the base plate (a).

5. A tray panel according to claim 2, wherein the knife line (5) comprises a transverse line (52) perpendicular to the third fold (3), and extension lines (53) extend from both ends of the transverse line (52) to both sides, and the extension lines (53) extend in a direction close to the bottom panel (a).

6. A tray panel according to claim 5, characterized in that the extension line (53) is at an obtuse angle to the transverse line (52).

7. A tray panel according to claim 2, characterized in that the flap (E) is provided with a flap fold (6), which flap fold (6) is parallel to the fourth fold (4).