CN115108066B

CN115108066B - Box sealing device

Info

Publication number: CN115108066B
Application number: CN202210670320.2A
Authority: CN
Inventors: 史中伟; 史正; 魏永明; 郑优红
Original assignee: Hangzhou Zhongya Machinery Co Ltd
Current assignee: Hangzhou Zhongya Machinery Co Ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2024-01-26
Anticipated expiration: 2042-06-14
Also published as: CN115108066A

Abstract

The invention discloses a box sealing device, which comprises a first folding page leading-in mechanism, a second folding page leading-in mechanism and a third folding page leading-in mechanism which are sequentially arranged along the direction of a horizontal conveying path; the first page turning guide-in mechanism comprises two first turntables which are arranged side by side, the first turntables are positioned above the horizontal conveying path, and the first turntables are vertically arranged and axially perpendicular to the direction of the horizontal conveying path; the second folding page guiding mechanism comprises a second folding pushing block which is arranged at the lateral side of the horizontal conveying path and used for pushing the second folding page to turn inwards, and the second folding pushing block is driven by a pushing block driver; the third page guide-in mechanism comprises a second rotary table, the second rotary table is positioned above the horizontal conveying path, and the second rotary table is vertically arranged and axially perpendicular to the direction of the horizontal conveying path. The packing box is sequentially folded by the first folding page leading-in mechanism, the second folding page leading-in mechanism and the third folding page leading-in mechanism in the conveying process.

Description

Box sealing device

[ field of technology ]

The invention belongs to the technical field of packaging equipment, and particularly relates to a box sealing device.

[ background Art ]

At present, a sealing structure of a packing box takes a rectangular packing box as an example, small foldouts are arranged at two sides of the length of a mouth part, large foldouts are arranged at two sides of the width of the mouth part, the small foldouts are folded below the large foldouts, and finally the large foldouts are sealed by sealing tongue pieces. The packing box is usually used for gift boxes, and a handle is arranged at the sealing part, so that if the product in the packing box is heavy, the sealing structure is often damaged because the strength of the sealing structure is not high.

Therefore, a packaging box with a more reliable sealing structure is designed, referring to the packaging box 100 shown in fig. 1 to 3, a first hinge 101 is arranged on two side surfaces of the mouth of the packaging box, a second hinge 102 is arranged on the front side surface of the width, a fourth hinge 104 is arranged on the rear side surface of the width, a third hinge 103 is nested on the inner side of the first hinge, and in the case sealing state, the first hinge, the second hinge, the third hinge and the fourth hinge are all folded inwards and horizontally, the second hinge is folded above the first hinge, the third hinge is folded above the second hinge, and the fourth hinge is folded above the second hinge.

The utility model provides a chinese patent application of CN 104108481A that can consult application publication number among the prior art, includes conveying mechanism, fold paper leading-in mechanism, little folding guide, folding auxiliary leading-in mechanism includes carousel and servo motor, servo motor is connected to the carousel, the carousel is located conveying mechanism's top and is located between push pedal and the little folding guide in conveying mechanism's the direction of delivery, the edge of carousel is circular profile, be equipped with an opening on the carousel, the carousel is vertical to be set up, the minimum distance of carousel to conveying mechanism is greater than little folding guide to conveying mechanism's minimum distance. The box sealing machine respectively bends one of the big foldouts and one of the small foldouts through the two parts, and meanwhile, the preliminary bending operation is carried out on the other small foldout, so that the advantage of convenient installation and debugging of the box sealing machine is achieved, and the purpose of further smoothly bending the small foldouts is achieved.

However, this case sealer is not applicable to the case sealer shown in fig. 1 to 3, and therefore, development of the case sealer is required.

[ invention ]

Aiming at the defects in the prior art, the technical problem to be solved by the invention is to provide a box sealing device, which realizes staggered lamination of a first hinge, a second hinge, a third hinge and a fourth hinge in the sealing process of a packing box.

In order to solve the technical problems, the invention adopts the following technical scheme:

the box sealing device comprises a conveying component with a horizontal conveying path, wherein the conveying component comprises a driving assembly and a pushing plate, the pushing plate is arranged on the driving assembly, the driving assembly drives the pushing plate to pass through the horizontal conveying path, and the box sealing device further comprises a first page-folding introducing mechanism, a second page-folding introducing mechanism and a third page-folding introducing mechanism which are sequentially arranged along the direction of the horizontal conveying path;

the first hinge lead-in mechanism comprises two first turntables which are arranged side by side, the first turntables are positioned above the horizontal conveying path, the first turntables are vertically arranged and axially perpendicular to the direction of the horizontal conveying path, the edges of the first turntables are circular outlines, and an opening is formed in the first turntables;

the second folding guide-in mechanism comprises a second folding push block which is arranged at the lateral side of the horizontal conveying path and used for pushing the second folding page to fold inwards, and the second folding push block is driven by a push block driver;

the third hinge lead-in mechanism comprises a second rotary table, the second rotary table is located above the horizontal conveying path, the second rotary table is vertically arranged and axially perpendicular to the direction of the horizontal conveying path, the edge of the second rotary table is a circular outline, and an opening is formed in the second rotary table.

Preferably, the first hinge guiding mechanism further comprises two first limiting rods which are arranged side by side and extend along the horizontal conveying path, and the two first limiting rods are correspondingly positioned on the inner sides of the second hinge and the fourth hinge and are used for limiting the second hinge and the fourth hinge to be turned inwards.

Preferably, the first hinge introduction mechanism further includes a first hinge stopper rod extending from a rear side of the first hinge introduction mechanism to a front side of the second hinge introduction mechanism for restricting the first hinge from being turned up.

Preferably, the push block driver is a push block driving cylinder.

Preferably, the second page folding and guiding mechanism further comprises a glue gun for spraying glue on the surface of the first page folding and/or the second page folding.

Preferably, the second hinge guiding mechanism further includes a second hinge limiting rod limiting the second hinge to the inner side, and the second hinge limiting rod is arranged above the second hinge pushing block.

Preferably, the first turntable and the second turntable are driven by the same turntable motor.

Preferably, the first rotating disc is arranged on a first rotating disc shaft, the second rotating disc is arranged on a second rotating disc shaft, the rotating disc motor drives the first rotating disc shaft or the second rotating disc shaft to rotate, and the first rotating disc shaft and the second rotating disc shaft are connected through a synchronous belt.

According to the technical scheme, the first folding page, the second folding page and the third folding page are folded by the first folding page leading-in mechanism, the second folding page leading-in mechanism and the third folding page leading-in mechanism in sequence in the conveying process of the packing box. After the folding device is completed, the fourth folding page can be folded by the fourth folding page leading-in mechanism, and the fourth folding page is fixed by the sealing of the sealing tongue piece and the sealing folding edge.

These features and advantages of the present invention will be disclosed in detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a packaging box after a first hinge is turned;

fig. 2 is a side view of the package of the present invention after the first flap has been folded;

fig. 3 is a top view of the package of the present invention after the first and third flaps are folded;

FIG. 4 is a schematic diagram illustrating operation of a box sealing apparatus according to the present invention;

FIG. 5 is a schematic diagram illustrating the operation of a case sealer after the frame is hidden;

FIG. 6 is a schematic structural view of a case sealer according to the present invention;

FIG. 7 is a top view of a box sealing apparatus of the present invention;

reference numerals:

the packaging box 100 comprises a first folding page 101, a second folding page 102, a third folding page 103, a fourth folding page 104, a sealing folded edge 1041 and a sealing tongue piece 105;

the device comprises a first folding page guiding mechanism 1, a first rotary disc 11, a first limiting rod 12, a first folding page limiting rod 13, a second folding page guiding mechanism 2, a second folding page limiting rod 21, a second folding page pushing block 22, a pushing block driving cylinder 23, a glue gun 24, a third folding page guiding mechanism 3, a second rotary disc 31, a rotary disc motor 32, a synchronous belt 33 and a frame 4.

[ detailed description ] of the invention

The technical solutions of the embodiments of the present invention will be explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present invention.

Those skilled in the art will appreciate that the features of the examples and embodiments described below can be combined with one another without conflict.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The words such as "upper", "lower", "front", "rear", "left", "right", etc., indicating an azimuth or a positional relationship are merely based on the azimuth or the positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices/elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, fixedly attached, detachably attached, or integrally attached; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 3, a reliable box 100 is shown in fig. 1 to 3, and is of a rectangular structure, a first hinge 101 is provided on both sides of a length of a mouth of the box 100, a second hinge 102 is provided on a front side of a width of the box, a fourth hinge 104 is provided on a rear side of the width of the box, a third hinge 103 is nested inside the first hinge 101, in a box sealing state, the first hinge 101, the second hinge 102, the third hinge 103 and the fourth hinge 104 are all folded horizontally inwards, the second hinge 102 is folded over the first hinge 101, the third hinge 103 is folded over the second hinge 102, and the fourth hinge 104 is folded over the third hinge 103.

The first folding, the second folding, the third folding and the fourth folding form a staggered folding structure, and the first folding, the second folding, the third folding and the fourth folding can be further bonded by glue. Therefore, the sealing structure is very reliable and is not easy to damage when being pulled.

Referring to the prior art, a sealing folded edge 1041 which is folded towards the front side of the box body in a sealing state is arranged in the middle of the free side of the fourth folding paper, a sealing tongue piece 105 with the root extending to the front side of the box body is arranged in the middle of the bending side of the second folding paper, the sealing tongue piece 105 is matched with the sealing folded edge 1041, and finally sealing is completed.

In this embodiment, the first hinge 101 is in an isosceles trapezoid structure, and an embedded space for nesting the third hinge 103 is provided at the bottom of the isosceles trapezoid, and both the embedded space and the third hinge are rectangular. One side edge of the third hinge 103 is connected to the package 100, and the other three side edges are not connected to the edge of the embedded space, so that the third hinge can be folded with respect to the first hinge. And the inner side corners of the first folding, the second folding, the third folding and the fourth folding are provided with round corners.

For the above-structured packing box, in order to implement staggered folding of the first hinge, the second hinge, the third hinge, and the fourth hinge during the sealing process, as shown in fig. 4 to 7, a box sealing device is correspondingly designed, including a conveying member having a horizontal conveying path along which the packing box 100 is conveyed. The box sealing device also comprises a first page folding introduction mechanism 1, a second page folding introduction mechanism 2 and a third page folding introduction mechanism 3 which are arranged on the frame 4 and are sequentially arranged along the horizontal conveying path direction; the first folding mechanism 1, the second folding mechanism 2 and the third folding mechanism 3 are used for folding the first folding 101, the second folding 102 and the third folding 103 in sequence in the conveying process of the packing box.

The first hinge guiding mechanism 1 comprises two first turntables 11 which are arranged side by side left and right, the first turntables 11 are located above a horizontal conveying path, the first turntables 11 are vertically arranged and axially perpendicular to the direction of the horizontal conveying path, the edges of the first turntables 11 are circular outlines, and an opening is formed in each first turntable 11.

The second page folding guide mechanism 2 comprises a second page folding push block 22 which is arranged at the lateral side of the horizontal conveying path and used for pushing the second page to fold inwards, and the second page folding push block 22 is driven by a push block driver;

the third page guiding mechanism 3 comprises a second turntable 31, the second turntable 31 is located above the horizontal conveying path, the second turntable 31 is vertically arranged and axially perpendicular to the direction of the horizontal conveying path, the edge of the second turntable 31 is a circular outline, and an opening is formed in the second turntable 31.

The structure and operation principle of the first turntable 11 and the second turntable 31 described above can be referred to as a turntable structure in chinese patent application of application publication number CN 104108481 a.

As shown in fig. 5, the first hinge introducing mechanism 1 further includes two first limit levers 12 disposed side by side on the left and right and extending along the horizontal conveying path, and the two first limit levers 12 are correspondingly located on the inner sides of the second hinge 102 and the fourth hinge 104, so as to limit the second hinge 102 and the fourth hinge 104 from being turned inwards, and avoid the first hinge 101 from being turned over to interfere with the first rotating disc 11.

Further, the first hinge guiding mechanism 1 further includes a first hinge limiting rod 13 extending from the rear side of the first hinge guiding mechanism to the front side of the second hinge guiding mechanism, for limiting the first hinge from turning upwards, so that the second hinge 102 is conveniently turned and folded on the first hinge 101.

As one embodiment, the pushing block driver is a pushing block driving cylinder 23, and the movement path of the second folding pushing block 22 is inclined to the horizontal plane, and pushes the second folding page 102 to turn inwards and fold on the first folding page 101 during the movement of the second folding pushing block 22 obliquely downwards. The bottom of the head end of the second tucker blade 22 is provided with an arcuate surface that interacts with the second tucker blade 102. It will be appreciated that the pusher driving cylinder 23 may be replaced by an electric cylinder or the like.

Further, the second hinge introducing mechanism 2 further includes a glue gun 24 for spraying glue on the surface of the second hinge, so that the third hinge is glued and fixed while being folded on the second hinge 102. It will be appreciated that the glue gun 24 may also spray glue onto the surface of the first fold so that the second fold is glued to the first fold when it is folded. Of course, other glue guns can be arranged, for example, the glue gun is arranged at the rear side of the third page guide mechanism, so that glue can be sprayed on the surface of the third page, and the fourth page can be conveniently glued and fixed.

In order to avoid the second hinge 102 from being turned outwards before the second hinge pushing block 22 pushes the second hinge to turn inwards, the second hinge guiding mechanism 2 further includes a second hinge limiting rod 21 for limiting the second hinge to the inner side, and the second hinge limiting rod 21 is disposed above the second hinge pushing block 22. One end of the second hinge limiting rod 21 is connected with the first limiting rod 12, and the connected end is inclined outwards to guide the second hinge 102 to enter the inner side of the second hinge limiting rod 21.

In the present embodiment, as shown in fig. 4, the first turntable 11 and the second turntable 31 are driven by the same turntable motor 32. The first turntable 11 is disposed on a first turntable shaft, the second turntable 31 is disposed on a second turntable shaft, the turntable motor 32 drives the first turntable shaft or the second turntable shaft to rotate, and the first turntable shaft and the second turntable shaft are connected through the synchronous belt 33, so that the first turntable shaft or the second turntable shaft rotates to drive the other turntable shaft to rotate. Of course, the first turntable 11 and the second turntable 31 may be driven by one turntable motor 32, respectively. The advantage of the first turntable 11 and the second turntable 31 being driven by the same turntable motor 32 is that it is ensured that the first turntable 11 and the second turntable 31 act in unison, since the first turntable 11 and the second turntable 31 are operated simultaneously.

In addition, the specific structure of the conveying member may refer to the prior art, for example, the conveying member includes a driving assembly and a push plate, the push plate is mounted on the driving assembly, and the driving assembly drives the push plate to pass through the horizontal conveying path. The driving assembly comprises a chain and a chain wheel, wherein the chain is arranged on the chain wheel and is unfolded to form an annular structure with arc-shaped two ends and straight middle, so that the driving assembly has an annular movement path, and one section of the chain is a horizontal conveying path. The push plate is fixed with the chain, and can be fixed on a side plate of the chain.

While the invention has been described in terms of specific embodiments, it will be appreciated by those skilled in the art that the invention is not limited thereto but includes, but is not limited to, the drawings and the description of the specific embodiments. Any modifications which do not depart from the functional and structural principles of the invention are intended to be included within the scope of the appended claims.

Claims

1. The opening part of the packaging box is provided with a first hinge on the side surface of two sides of the length, a second hinge on the front side surface of the width and a fourth hinge on the rear side surface of the width, a third hinge is nested on the inner side of the first hinge, in the box sealing state, the first hinge, the second hinge, the third hinge and the fourth hinge are all folded inwards and horizontally, the second hinge is folded and pressed above the first hinge, the third hinge is folded and pressed above the second hinge, the fourth hinge is folded and pressed above the third hinge, the box sealing device comprises a conveying part with a horizontal conveying path, the conveying part comprises a driving component and a pushing plate, the pushing plate is arranged on the driving component, and the driving component drives the pushing plate to pass through the horizontal conveying path, and the box sealing device is characterized by further comprising a first hinge introducing mechanism, a second hinge introducing mechanism and a third hinge introducing mechanism which are sequentially arranged along the direction of the horizontal conveying path;

2. The box sealing device according to claim 1, wherein the first flap introducing mechanism further comprises two first limit bars arranged side by side and extending along the horizontal conveying path, the two first limit bars being located on the inner sides of the second flap and the fourth flap, respectively, for restricting the second flap and the fourth flap from being turned inwards.

3. The box sealing apparatus according to claim 1, wherein the first hinge introduction mechanism further comprises a first hinge stopper rod extending from a rear side of the first hinge introduction mechanism toward a front side of the second hinge introduction mechanism for restricting the first hinge from being turned up.

4. A box sealing apparatus according to claim 1, wherein the pusher driver is a pusher driving cylinder.

5. A box sealing device according to claim 1, wherein the second flap introduction mechanism further comprises a glue gun for spraying glue onto the first flap and/or the second flap surface.

6. The case sealer of claim 1 wherein the second tuck-in mechanism further comprises a second tuck-in stop bar that limits the second tuck to an inner side, the second tuck-in stop bar being disposed above the second tuck-in pusher.

7. A box sealing apparatus according to claim 1, wherein the first and second turntables are driven by the same turntable motor.

8. The case sealer of claim 7, wherein the first turntable is disposed on a first turntable shaft, the second turntable is disposed on a second turntable shaft, the turntable motor drives the first turntable shaft or the second turntable shaft to rotate, and the first turntable shaft and the second turntable shaft are connected by a timing belt.