CN112123863A - Pre-folding method of incoming cardboard, pre-folding process of card box and pre-folding device of card box - Google Patents

Abstract

The invention discloses a pre-folding method for incoming cardboard, a pre-folding process for a card box, and a pre-folding device for a card box. The line to be folded of the incoming cardboard is aligned with the edge of the entity and pressed, and the incoming cardboard is folded along the edge to obtain a crease, so that the adjacent two sides of the creasing line are attached to the surface where the edges and corners of the entity are located, and then take out. After solid, flatten and fold the adjacent two sides along the indentation line. The pre-folding method for incoming cardboard materials, the pre-folding process for the card box and the pre-folding device for the card box provided by the present invention are aimed at solving the problem in the prior art that after the artificial packaging box is loaded into the product, the structure is relatively loose, Some boxes even open automatically, which brings inconvenience to the use of the product.

Description

Pre-folding method of incoming cardboard, pre-folding process of card box and pre-folding device of card box

technical field

The invention relates to the technical field of card box manufacturing, in particular to a pre-folding method for incoming cardboard, a card box pre-folding process and a card box pre-folding device.

Background technique

The stiffness of the cardboard is relatively large. If the size of the folded surface is small, after the paper is formed, the adjacent surface associated with the folded surface will become loose due to the tension of the paper. The card box is formed from cardboard, and the overlapping surfaces are pasted with glue. No glue is applied to the two folded sides of the box. After the packing box is loaded with articles, the storage cavity is closed by the plug and the jack: the folded surface is folded over to cover the opening of the storage cavity, the two adjoining surfaces are overlapped, and the plug and jack are inserted. At present, the means of packaging products with this packaging in the workshop is manual. However, after the artificial packaging box is loaded into the product, the structure is relatively loose, and some packaging boxes even open automatically, which brings inconvenience to the use of the product.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to propose a pre-folding method for incoming cardboard, a pre-folding process for a card box, and a pre-folding device for the card box, which aims to solve the problem in the prior art that after the artificial packaging box is loaded into the product , the structure is relatively loose, and some packaging boxes even open automatically, which brings inconvenience to the use of the product.

In order to achieve the above object, the present invention proposes a pre-folding method for incoming cardboard, comprising the following steps:

Provide a solid body with edges and corners, so that the to-be-folded line of the incoming cardboard is aligned with the edges of the solid body and pressed;

Fold the incoming cardboard material along the edge to obtain a crease, so that the adjacent two sides of the indentation line are attached to the surface where the solid edge is located;

After taking out the solid, flatten and fold the two adjacent sides along the indentation line.

The present invention also provides a pre-folding process of the card box, comprising the following steps:

The card box includes an incoming paper mold with lines to be folded, and the incoming paper mold is made of cardboard;

The paper mold incoming material is fixedly pressed on the adsorption platform, and the adsorption platform is the same size as one surface of the paper mold incoming material;

A rectangular mold is provided to press on the incoming surface of the paper mold, and the rectangular mold can be covered by at least three consecutive surfaces of the incoming paper mold;

Push and fold the three continuous faces of the incoming paper mold along the rectangular mold to form;

Take out the mold, and then flatten the space between the two surfaces adjacent to the indentation line on the incoming paper mold so that the two surfaces are relatively attached;

Unfold the incoming cardboard and take a large template to compact it.

Optionally, the mold is taken out along the vertical direction of the adsorption platform.

Optionally, a forming cavity is further included, and the adsorption platform can float along the forming cavity;

The rectangular mold is sunk into the forming cavity together with the incoming material of the paper mold to form three consecutive faces of the paper mold.

Optionally, the large template is taken out along the parallel direction of the adsorption platform;

The large template has a wedge-shaped end, and the wedge-shaped end is pressed against the incoming material of the paper mold from the parallel direction of the large template and is flattened by passing through the incoming material of the paper mold.

The present invention also provides a card box pre-folding device, comprising:

a carrier, which is provided with an adsorption platform for adsorbing incoming materials from the paper mold;

Preforming station, used for forming paper mold incoming materials;

Flattening half-folding station for two adjacent faces on the incoming origami die; and

The unfolding station is used to unfold the stacked paper mold incoming materials.

Optionally, a pre-forming mechanism is provided on the pre-forming station, and the pre-forming mechanism includes a pre-folding shovel block and a first driver;

There are two pre-folding shovel blocks, and the two pre-folding shovel blocks have movable strokes that are close to and away from each other;

The first driver drives and connects the two pre-folded shovel blocks.

Optionally, a flattening mechanism is provided on the flattening and folding station, and the flattening mechanism includes a flattening die, and the flattening die is movably arranged along the upper and lower directions of the carrier, so as to press the paper when moving downwards. The mold is fed on the carrier.

Optionally, a deployment mechanism is provided on the deployment station, and the deployment mechanism includes a brace protrusion and a brace driver;

The opening protrusions are movably arranged in the directions close to and away from the carrier, so that when the opening protrusions move in the direction close to the carrier, the incoming material from the paper mold is unfolded;

The mouth driver is drivingly connected to the mouth projection.

Optionally, the adsorption platform includes a support carrier plate and an air suction hole;

The air suction holes are opened on the support carrier plate and are used to absorb the incoming materials of the paper mold.

The technical solution provided by the present invention includes a pre-folding method for incoming cardboard materials, a pre-folding process for a card box, and a pre-folding device for the card box. The stiffness is large, and it is easy to unfold freely, which makes the structure of the card box loose or even opens automatically. Larger cardboards are folded in advance to form creases, and then the cardboard can be folded along the existing creases when the cardboard is subsequently folded into a card box, which greatly reduces the possibility of the cardboard unfolding and rebounding. The product quality is more reliable, the structure of the cassette is firm and not loose, and it is not easy to disperse, which makes the processing and production efficiency higher.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

Fig. 1 is the step schematic diagram of the embodiment of the pre-folding method of incoming cardboard provided by the present invention;

Fig. 2 is the step schematic diagram of the embodiment of the pre-folding process of the cassette provided by the present invention;

3 is a schematic diagram of the three-dimensional structure of the incoming paper mold according to the present invention;

4 is a schematic diagram of the three-dimensional structure of the pre-folding device of the cassette provided by the present invention;

FIG. 5 is a schematic three-dimensional schematic diagram of the pre-forming mechanism of the pre-folding device of the cassette described in FIG. 4;

FIG. 6 is a schematic three-dimensional schematic diagram of the flattening mechanism of the pre-folding device of the cassette described in FIG. 4;

FIG. 7 is a schematic three-dimensional structural schematic diagram of the unfolding mechanism of the pre-folding device of the cassette shown in FIG. 4 .

Explanation of reference numerals

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) involved in the embodiments of the present invention, the directional indications are only used to explain a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly.

In addition, if there are descriptions related to "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for the purpose of description, and should not be construed as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the meaning of "and/or" in the whole text includes three parallel schemes. Taking "A and/or B" as an example, it includes scheme A, scheme B, or scheme satisfying both of A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

The stiffness of the cardboard is relatively large. If the size of the folded surface is small, after the paper is formed, the adjacent surface associated with the folded surface will become loose due to the tension of the paper. The card box is formed from cardboard, and the overlapping surfaces are pasted with glue. No glue is applied to the two folded sides of the box. After the packing box is loaded with articles, the storage cavity is closed by the plug and the jack: the folded surface is folded over to cover the opening of the storage cavity, the two adjoining surfaces are overlapped, and the plug and jack are inserted. At present, the means of packaging products with this packaging in the workshop is manual. However, after the artificial packaging box is loaded into the product, the structure is relatively loose, and some packaging boxes even open automatically, which brings inconvenience to the use of the product.

In view of this, the present invention provides a pre-folding method for incoming cardboard materials, wherein, FIG. 1 is a schematic diagram of steps of an embodiment of the pre-folding method for incoming cardboard materials provided by the present invention, please refer to FIG. A pre-folding method for incoming cardboard, specifically comprising the following steps:

S10. Provide a solid body with edges and corners, so that the to-be-folded line of the incoming cardboard is aligned with the edges of the solid body and pressed;

S20, fold the incoming cardboard material along the edge to obtain a crease, so that the adjacent two sides of the indentation line are attached to the surface where the solid edge is located;

S30, after taking out the solid body, flatten and fold the adjacent two sides along the indentation line.

Using the pre-folding method of the incoming cardboard in the technical solution provided by the present invention can effectively prevent the jammed paper in the traditional technology from being easily unfolded freely due to its high stiffness, thereby making the structure of the card box loose or even automatically opening. The problem. In the present invention, the pre-folding method of the incoming cardboard can be used to fold the cardboard with high stiffness to form the crease in advance, and then the cardboard can be folded along the existing crease when the cardboard is subsequently folded into a card box. It greatly reduces the possibility of the cardboard unfolding and rebounding, the quality of the card box produced by this is more reliable, the card box structure is firm and not loose, and it is not easy to spread, which makes the processing and production efficiency higher.

The present invention also provides a pre-folding process of the card box, as shown in FIG. 2 , which specifically includes the following steps:

S100, the card box includes a paper mold incoming material with lines to be folded, and the paper mold incoming material adopts cardboard as a material;

S200, the paper mold incoming material is fixedly pressed on the adsorption platform, and the adsorption platform is the same size as a surface of the paper mold incoming material;

S300, providing a rectangular mold to be pressed on the incoming surface of the paper mold, and the rectangular mold and at least three consecutive surfaces of the incoming paper mold can be covered;

S400, pushing and folding the three continuous surfaces of the incoming material from the paper mold along the rectangular mold to form;

S500, taking out the mold, and then squeezing the space between the two surfaces adjacent to the indentation line on the incoming paper mold material so that the two surfaces are relatively attached;

S600, unfold the incoming cardboard material, and take a large template for compaction.

It should be noted that the large template here refers to the template with an area larger than the constant pressure area of the incoming cardboard. The large template can make the compaction effect of the incoming cardboard better and make the crease deeper, which is conducive to subsequent processing.

Specifically, taking out the mold in S500 includes: S510, taking out the mold along the vertical direction of the adsorption platform.

Specifically, in S400, the forming of the continuous three sides of the incoming paper mold along the rectangular mold includes: S410, further including a forming cavity, and the adsorption platform can float along the forming cavity;

The rectangular mold is sunk into the forming cavity together with the incoming material of the paper mold to form three consecutive faces of the paper mold.

Specifically, taking a large template to flatten the incoming cardboard material in S600 includes: S610, taking out the large template along the parallel direction of the adsorption platform;

The large template has a wedge-shaped end, and the wedge-shaped end is pressed against the incoming material of the paper mold from the parallel direction of the large template and is flattened by passing through the incoming material of the paper mold.

The pre-folding method will be described below with reference to a specific device. This embodiment provides a pre-folding device for a cassette. In the technical solution of the present invention, referring to FIG. 3 , a paper mold incoming material 500 is shown. Specifically, referring to FIG. 4 , the pre-folding device 1000 of the cassette includes a carrier 100 , a pre-forming station 200 , a flattening and half-folding station 300 and an unfolding station 400 . The carrier 100 is provided with an adsorption platform 110 for adsorbing paper The mold incoming material 500, the preforming station 200 is used for forming the paper mold incoming material 500, the flattening and half-folding station 300 is used for the two adjacent surfaces of the origami mold incoming material, and the unfolding station 400 is used for unfolding the overlapping paper. Die incoming 500.

In the technical solution provided by the present invention, the pre-folding device 1000 of the cassette includes a carrier 100, a pre-forming station 200, a flattening and folding station 300 and an unfolding station 400. In order to avoid the loose structure of the manufactured cassette, in this scheme , through the preforming mechanism 210 on the preforming station 200, the flattening and folding mechanism 310 on the flattening and folding station 300, and the unfolding mechanism 410 on the flattening station 400, on the cardboard specially used for cassette folding The folding mechanism 410 is used to fold the folds in advance, and then the unfolding mechanism 410 is used to unfold the stacked cardboard, so as to facilitate subsequent folding and folding into a card box. The solution of the present invention, by pre-folding the folds of the cardboard, makes the subsequent stacking of the cardboard into the card box more convenient, solves the problem of the loose packaging structure of the previous card box and the possible automatic opening of the packaging box, and improves the packaging. The work efficiency of box making increases the production efficiency.

As mentioned above, the pre-folding device 1000 of the cartridge includes a carrier 100 , a pre-forming station 200 , a flattening and half-folding station 300 and an unfolding station 400 . Specifically, the pre-forming station 200 is provided with a pre-forming mechanism 210 , the pre-forming station 200 is provided with a pre-forming mechanism 210 , the pre-forming mechanism 210 includes a pre-folding mold 213 , and the pre-folding mold 213 moves along the up and down direction of the carrier 100 . It is set to press the incoming paper mold 500 on the carrier 100 when moving downward. The main purpose of this step is to fix the incoming paper mold 500 .

The pre-forming mechanism 210 includes a pre-folding shovel block 211 and a first driver 212. There are two pre-folding shovel blocks 211. The two pre-folding shovel blocks 211 have movable strokes that approach each other and move away from each other. The first driver 212 drives and connects the two. A pre-folded shovel block 211. The two pre-folding shovels 211 move close to each other, and fold the two sides of the incoming paper mold 500 in half.

Further, in order to make the folding effect better, referring to FIG. 5 , each pre-folded shovel block 211 includes a mounting plate 211a, a first shovel block 211b, and a second shovel block 211c; the first shovel block 211b is fixed on the installation On the plate 211a, the first shovel block 211b has a movable stroke along the up-down direction of the carrier 100, the second shovel block 211c is located on opposite sides of the carrier 100, and the two second shovel blocks 211c move closer to and away from each other. During the stroke, the first driver 212 drives to connect the mounting plate 211a and the second shovel block 211c.

6, in order to facilitate subsequent further processing, the flattening and folding station 300 is provided with a flattening mechanism 310, the flattening mechanism 310 includes a pressing block 311, and the pressing block 311 is movably arranged along the upper and lower directions of the carrier 100 to When moving downward, the incoming paper mold 500 is pressed onto the carrier 100 . The flattening mechanism 310 has a second driver 312, the pressing block 311 has a movable stroke along the up and down direction of the carrier 100, and is used for pressing the incoming paper mold 500 processed by the two pre-folding shovel blocks 211. The second driver 312 is drivingly connected Press block 311 .

Specifically, referring to FIG. 7 , the unfolding station 400 is provided with a unfolding mechanism 410 , and the unfolding mechanism 410 includes a mouth opening protrusion 411 and a mouth opening driver 412 , and the opening mouth protrusion 411 is movably arranged in the direction close to and away from the carrier 100 . , so as to flatten the incoming paper mold 500 when the opening protrusion 411 moves in a direction close to the carrier 100 , and the opening driver 412 drives the connecting opening protrusion 411 .

In order to improve the expansion effect of the opening, further, the width of the opening protrusion 411 is gradually narrowed along the opening direction.

As mentioned above, the carrier 100 is provided with an adsorption platform 110 , and the adsorption platform 110 is used for adsorbing the incoming paper mold 500 . Specifically, referring to FIG. 3 , the adsorption platform 110 includes a support carrier 111 and suction holes 112 , and the suction holes 112 are opened on the support carrier 111 for sucking the incoming paper mold 500 .

Furthermore, in order to make the positioning effect of the incoming paper mold 500 better, a positioning protrusion 113 can be protruded on the support carrier plate 111 , and the positioning protrusion 113 is used to cooperate with the positioning hole of the incoming paper mold 500 for installation.

The above descriptions are only optional embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the conception of the present invention, the equivalent structural transformations made by the contents of the description and drawings of the present invention, or the direct/indirect application Other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. a pre-folding method for cardboard incoming material, is characterized in that, comprises the steps: Provide a solid body with edges and corners, so that the to-be-folded line of the incoming cardboard is aligned with the edges of the solid body and pressed; Fold the incoming cardboard material along the edge to obtain a crease, so that the adjacent two sides of the indentation line are attached to the surface where the solid edge is located; After taking out the solid, flatten and fold the two adjacent sides along the indentation line. 2. a pre-folding process of a card box, is characterized in that, comprises the steps: The card box includes an incoming paper mold with lines to be folded, and the incoming paper mold is made of cardboard; The paper mold incoming material is fixedly pressed on the adsorption platform, and the adsorption platform is the same size as one surface of the paper mold incoming material; A rectangular mold is provided to press on the incoming surface of the paper mold, and the rectangular mold can be covered by at least three consecutive surfaces of the incoming paper mold; Push and fold the three continuous faces of the incoming paper mold along the rectangular mold to form; Take out the mold, and then flatten the space between the two surfaces adjacent to the indentation line on the incoming paper mold so that the two surfaces are relatively attached; Unfold the incoming cardboard and take a large template to compact it. 3 . The pre-folding process of the cassette according to claim 2 , wherein the mold is taken out along the vertical direction of the adsorption platform. 4 . 4 . The pre-folding process of the cassette according to claim 2 , further comprising a molding cavity, and the adsorption platform can float along the molding cavity; 5 . The rectangular mold is sunk into the forming cavity together with the incoming material of the paper mold to form three consecutive faces of the paper mold. 5. The pre-folding process of the cassette according to claim 2, wherein the large template is taken out along the parallel direction of the adsorption platform; The large template has a wedge-shaped end, and the wedge-shaped end is pressed against the incoming material of the paper mold from the parallel direction of the large template and is flattened by passing through the incoming material of the paper mold. 6. A pre-folding device for a cassette, characterized in that, comprising: a carrier, which is provided with an adsorption platform for adsorbing incoming materials from the paper mold; Preforming station, used for forming paper mold incoming materials; Flattening half-folding station for two adjacent faces on the incoming origami die; and The unfolding station is used to unfold the stacked paper mold incoming materials. 7 . The pre-folding device for a cassette according to claim 6 , wherein a pre-forming mechanism is provided on the pre-forming station, and the pre-forming mechanism comprises a pre-folding shovel block and a first driver; 8 . There are two pre-folding shovel blocks, and the two pre-folding shovel blocks have movable strokes that are close to and away from each other; The first driver drives and connects the two pre-folded shovel blocks. 8 . The pre-folding device of the cartridge according to claim 6 , wherein a flattening mechanism is provided on the flattening and folded station, and the flattening mechanism comprises a pressing block, and the pressing block is arranged along the direction of the carrier. 9 . It is arranged to move upward and downward, so that when moving downward, the pressed paper mold is fed on the carrier. 9 . The pre-folding device of the cassette according to claim 6 , wherein an unfolding mechanism is provided on the unfolding station, and the unfolding mechanism comprises a support opening protrusion and a opening opening driver; 10 . The opening protrusions are movably arranged in the directions close to and away from the carrier, so as to flatten the incoming material of the paper mold when the opening protrusions move in the direction close to the carrier; The mouth driver is drivingly connected to the mouth projection. 10 . The pre-folding device of the cassette according to claim 6 , wherein the adsorption platform comprises a support carrier plate and an air suction hole; 10 . The air suction holes are opened on the support carrier plate and are used to absorb the incoming materials of the paper mold.

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