CN219276809U - Box folding device of packaging box - Google Patents

Abstract

The utility model provides a box folding device of a packaging box, which comprises a workbench, an upper tongue folding unit, a lower tongue folding unit, a left tongue swinging cylinder, a right tongue swinging cylinder and a pushing unit, wherein the upper tongue folding unit, the lower tongue folding unit, the left tongue swinging cylinder, the right tongue swinging cylinder and the pushing unit are arranged behind the workbench; the upper tongue folding units and the lower tongue folding units are distributed up and down to fold the upper tongue and the lower tongue of the packaging box respectively, the left tongue swinging cylinder and the right tongue swinging cylinder are oppositely arranged left and right to fold the left side tongue and the right side tongue of the packaging box respectively, and the pushing unit comprises a front pusher which is pushed forward and a push plate which is connected to the front pusher. Can realize the mechanized box folding operation and has simple construction.

Description

Box folding device of packaging box

Technical Field

The utility model relates to the field of production and preparation of packaging boxes, in particular to a box folding device of a packaging box.

Background

The packaging box is a box for packaging products, and at present, paper packaging boxes are widely applied, and before use, paper boards are required to be folded into boxes to form the packaging box with accommodating spaces. The folding box is formed by firstly standing up the paper board to form a square body and then folding the four tongue plates at the bottom.

In the prior art, the folding modes of four tongue plates at the bottom of a packaging box are approximately divided into two modes, wherein the first mode is to fold the left tongue plate and the right tongue plate, then fold the upper tongue plate and the lower tongue plate, the four tongue plates are not fixed, and finally the four tongue plates are required to be adhered and fixed through adhesive tapes; the second is to fold the upper tongue plate, then fold the left and right tongue plates, and finally fold the lower tongue plate, and insert the lower tongue plate from the outside to realize the discount fixation.

At present, manual operation is generally adopted for the box folding operation of the packaging box, for example, the Chinese patent of utility model with publication number of CN213006782U provides a box folding mechanism of the packaging box, and the mechanical box folding operation can be realized to replace the manual operation. However, the folding mechanism of this document is relatively complex in structure and is not suitable for the folding operation of the second type described above, which is fixed by the self-discount of the four flaps. Therefore, there is also a need to design a folding box device for self-fastening by four flaps.

Disclosure of Invention

Therefore, the utility model provides a box folding device of a packaging box for solving the problems.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the box folding device of the packaging box comprises a workbench, an upper tongue folding unit, a lower tongue folding unit, a left tongue swinging cylinder, a right tongue swinging cylinder and a pushing unit, wherein the upper tongue folding unit, the lower tongue folding unit, the left tongue swinging cylinder, the right tongue swinging cylinder and the pushing unit are arranged behind the workbench; the upper tongue folding units and the lower tongue folding units are distributed up and down to fold the upper tongue and the lower tongue of the packaging box respectively, the left tongue swinging cylinder and the right tongue swinging cylinder are oppositely arranged left and right to fold the left side tongue and the right side tongue of the packaging box respectively, and the pushing unit comprises a front pusher which is pushed forward and a push plate which is connected to the front pusher.

Further, the vacuum adsorption unit comprises a vacuum adsorption hole formed in the carrying platform and a vacuum generator connected with the vacuum adsorption hole.

Further, the upper tongue folding unit and the lower tongue folding unit comprise lifting drivers and roller assemblies connected to the lifting drivers.

Further, the left tongue swinging cylinder and the right tongue swinging cylinder comprise swinging cylinders and swinging plates connected to the swinging cylinders.

Further, the push plate has a sloped section extending forward and obliquely upward and a circular arc section connected to the end of the sloped section and extending rearward.

Further, the side pushing unit includes a side pushing driver and a drum assembly mounted on the side pushing driver.

Further, the front of the workbench is also provided with a discharging track, and the box folding device of the packaging box further comprises a discharging mechanism which is arranged above the workbench.

Further, the unloading mechanism comprises an unloading cylinder, a material taking cylinder, a vacuum generator and a suction nozzle, wherein the vacuum generator is connected with the suction nozzle; the suction nozzle is assembled on the material taking cylinder to realize lifting movement through driving of the material taking cylinder, and the material taking cylinder is connected with the material taking cylinder in a driving mode to drive the material taking cylinder and the suction nozzle on the material taking cylinder to move back and forth.

Further, the box folding device of the packaging box further comprises a feeding mechanism, wherein the feeding mechanism is arranged on one side of the workbench, and the feeding mechanism is provided with a lateral discharge hole corresponding to the upper part of the workbench; the carrier is also assembled on a lifting driver, and lifting movement is realized by driving of the lifting driver.

Further, feed mechanism includes stock space and the transmission unit that comprises four spacing posts, the transmission unit includes feeding driver and assembles at feeding driver and the delivery sheet that sets up side by side and extends the layer board, the delivery sheet is located the bottom in stock space, feeding driver drive delivery sheet and the cardboard of bottom export to the top position of workstation through the side direction discharge gate, and when the delivery sheet stretches out the side direction discharge gate, extend the layer board just in time be located the bottom in stock space.

The technical scheme provided by the utility model has the following beneficial effects:

when the box folding operation is performed, the paper board is placed on the workbench, the vacuum adsorption unit of the carrying platform sucks the paper board, and the side pushing unit pushes the paper board to stand up; the upper tongue folding unit and the lower tongue folding unit respectively fold an upper tongue and a lower tongue of the packaging box, the left tongue swing cylinder and the right tongue swing cylinder respectively fold left and right side tongues of the packaging box, and finally the lower tongue is pushed into the inner side of the upper tongue through the push-in unit to realize buckling, namely, the fixing is realized through the buckling of the four tongue plates; the manual operation is replaced by the mechanical operation, and the structure is simple.

Drawings

Fig. 1 is a schematic view showing a first structure of a box folding mechanism portion of a box folding device of a packing box in the embodiment;

fig. 2 is a schematic structural view of a box folding mechanism of the box folding device of the packaging box according to the second embodiment;

fig. 3 is a schematic view showing a third structure of a box folding mechanism portion of the box folding device of the packing box in the embodiment;

FIG. 4 is a schematic view showing the structure of a push plate of a side pushing unit in the embodiment;

fig. 5 is a schematic view showing the overall structure of the box folding device of the packing box in the embodiment;

FIG. 6 is a schematic view of the structure of the unloading mechanism in the embodiment;

fig. 7 is a schematic structural diagram of a feeding mechanism in the embodiment.

Detailed Description

For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.

The utility model will now be further described with reference to the drawings and detailed description.

Referring to fig. 1 to 4, the present embodiment provides a box folding device of a packing box, including a workbench, and an upper tongue folding unit 21, a lower tongue folding unit 22, a left tongue swing cylinder 31, a right tongue swing cylinder 32 and a push-in unit 41 disposed at the rear of the workbench, wherein the workbench includes a stage 11, the stage 11 is provided with a vacuum adsorption unit, and left and right sides of the stage 11 are respectively provided with a side push-in unit 115 and a side plate 112; specifically, the side plate 112 is directly fixed to the stage 11, and the side pushing unit 115 is movable left and right with respect to the stage 11. The upper tongue folding unit 21 and the lower tongue folding unit 22 are vertically arranged to fold the upper tongue and the lower tongue of the package respectively, the left tongue swing cylinder 31 and the right tongue swing cylinder 32 are arranged in left-right opposition to fold the left and right side tongues of the package respectively, and the pushing unit 41 includes a forward pusher 411 (a forward pushing cylinder in this embodiment) that is pushed forward and a push plate 412 connected to the forward pusher 411; thus, a folding mechanism 100 is constituted.

When folding the box, put the cardboard into the workstation on, the cardboard has four boards of head and tail looks articulated, and the curb plate 112 of workstation can realize the location, and the board is sucked to the vacuum adsorption unit of carrier 11, specifically the lower plate of sucking the cardboard, plays a fixed effect. Then, the side pushing of the side pushing unit 115 makes the cardboard stand up to form a hollow box frame composed of four boards, the rear ends of the four boards are respectively provided with a tongue plate, and the four tongue plates are respectively an upper tongue, a lower tongue and a left side tongue and a right side tongue.

The upper tongue folding unit 21 and the lower tongue folding unit 22 respectively fold the upper tongue and the lower tongue of the pack, and the left side tongue swing cylinder 31 and the right side tongue swing cylinder 32 respectively fold the left and right side tongues of the pack, preferably in such a manner that: the upper tongue folding unit 21 firstly folds the upper tongue downward, then the left side tongue swing cylinder 31 and the right side tongue swing cylinder 32 respectively fold the left side tongue and the right side tongue of the packing box, and then the lower tongue folding unit 22 folds the lower tongue upward; finally, the lower tongue is pushed into the inner side of the upper tongue by the pushing-in unit 41 to realize buckling, namely, the fixing is realized by buckling the four tongue plates; the manual operation is replaced by the mechanical operation, and the structure is simple.

Further, in this embodiment, the vacuum adsorption unit includes a vacuum adsorption hole 12 formed on the carrier 11 and a vacuum generator (defined as a first vacuum generator 13) connected to the vacuum adsorption hole 12, when the board is placed on the working table, the lower board of the board is attached to the carrier 11, and the first vacuum generator 13 performs vacuumizing, so that the lower board of the board is adsorbed by the vacuum adsorption hole 12, and the structure is simple.

Further, in this embodiment, the upper tongue folding unit 21 and the lower tongue folding unit 22 each include a lifting driver 211 and a roller assembly (defined as a first roller assembly 212) connected to the lifting driver 211. Specifically, the lift driver 211 is implemented using a lift cylinder. Meanwhile, the first roller assembly 212 is adopted, so that sliding and abutting with the upper tongue or the lower tongue can be realized, friction damage is reduced, and folding action is smoother.

Similarly, the side pushing unit 115 includes a side pushing driver 113 and a roller assembly (defined as a second roller assembly 114) mounted on the side pushing driver 113, and when pushing the cardboard to stand, the second roller assembly 114 is also in rolling contact with the cardboard, so as to reduce friction damage and make the standing action smoother.

Further, in the present embodiment, the left tongue tilt cylinder 31 and the right tongue tilt cylinder 32 each include a tilt cylinder 311 and a tilt plate 312 connected to the tilt cylinder 311. The swinging cylinder 311 drives the swinging plate 312 to swing laterally, so that the side tongue is folded, and the structure is simple.

Further, as shown in fig. 4, in this embodiment, the pushing plate 412 has a sloped section 413 extending forward and obliquely upward, and a circular arc section 414 connected to the end of the sloped section 413 and extending rearward. When the front pusher 411 drives the push plate 412 to push forwards, the arc section 414 abuts against the lower tongue and drives the lower tongue to be clamped into the inner side of the upper tongue, and in the process, the arc surface of the arc section 414 contacts with the lower tongue, so that friction force is greatly reduced, and the lower tongue is easier to push.

The structures of the upper tongue folding unit 21, the lower tongue folding unit 22, the left tongue tilt cylinder 31, the right tongue tilt cylinder 32, and the push-in unit 41 are all preferable embodiments, however, the structures of the respective units may be not limited thereto in other embodiments.

Further, in this embodiment, the front of the workbench is further provided with a discharging track 14, and with continued reference to fig. 5 and 6, the box folding device of the packaging box further includes a discharging mechanism 200, and the discharging mechanism 200 is disposed above the workbench. Thus, when the folding is completed, the unloading mechanism 200 can lift the package from above (the vacuum adsorption unit on the front stage 11 needs to stop adsorption and break vacuum treatment before lifting) and put the package on the discharging track 14 for discharging. The upper position of the workbench is abundant and the layout is reasonable.

Specifically, the unloading mechanism 200 includes an unloading cylinder 210, a material taking cylinder 220, a vacuum generator (defined as a second vacuum generator 230), and a suction nozzle 240, where the second vacuum generator 230 is connected to the suction nozzle 240; the suction nozzle 240 is mounted on the material taking cylinder 220 to realize lifting movement by driving of the material taking cylinder 220, and the material taking cylinder 220 is in driving connection with the material taking cylinder 210, and in this embodiment, is also connected with the second vacuum generator 230 to drive the material taking cylinder 220 and the suction nozzle 240 thereon to move back and forth. When the unloading is required, the unloading cylinder 220 drives the suction nozzle 240 to move downwards, so that the suction nozzle 240 sucks the top of the packing box, then the unloading cylinder 220 drives the suction nozzle 240 to move upwards to lift the packing box, then the unloading cylinder 210 drives the unloading cylinder 220 and the suction nozzle 240 thereon to move forwards, the packing box is driven to move forwards to the corresponding discharging track 14, then the second vacuum generator 230 stops working and breaks vacuum, and the packing box falls into the discharging track 14 to be discharged. Of course, in other embodiments, after the suction nozzle 14 moves down to suck the package, the package may be directly driven to move forward to the corresponding discharging track 14 by the discharging cylinder 210 without moving up.

Of course, in other embodiments, the structure and layout of the unloading mechanism 200 are not limited thereto, for example, the unloading mechanism 200 may be implemented by a pushing block disposed at the rear, that is, the pushing block is pushed by the air cylinder to move forward, so as to push the package to move forward into the discharging track 14, etc.; or alternatively, the discharge mechanism 200 is not required.

With continued reference to fig. 5 and 7, it is further preferred that the box folding device of the package box further includes a feeding mechanism 300, the feeding mechanism 300 is disposed at one side of the workbench, and the feeding mechanism 300 has a lateral discharge hole corresponding to the upper side of the workbench; the carrier 11 is further mounted on a lifting driver 15 (specifically, a lifting cylinder), and lifting movement is achieved by driving of the lifting driver 15. That is, when the paper board is output to the upper part of the workbench from the lateral discharge port of the feeding mechanism 300, the carrying platform 11 rises through the driving of the lifting driver 15, the paper board is taken and supported, after the feeding mechanism 300 is reset, the lifting driver 15 drives the carrying platform 11 to descend and reset, and then the box folding operation can be performed normally.

The feeding mechanism 300 is provided so that feeding of the board can also achieve a mechanized operation. And the lateral discharge hole of the feeding mechanism 300 corresponds to the position above the workbench, and the paperboard laterally enters from the upper side of the workbench, so that the layout is reasonable, and the folding and buckling operations at the rear and the discharging at the front are not influenced.

Specifically, the feeding mechanism 300 includes a storage space 301 formed by four limiting columns 310 and a transmission unit, the transmission unit includes a feeding driver 330, and a feeding plate 320 and an extension pallet 340 assembled on the feeding driver 330 and arranged side by side, the feeding plate 320 is located at the bottom of the storage space 301, the paperboards can be stacked in the storage space 301, and the bottom is directly supported by the feeding plate 320.

When feeding, the feeding driver 330 drives the feeding plate 320 and the bottom paperboard to be output to the upper position of the workbench through the lateral discharge hole, so as to realize feeding of the bottom paperboard. And when the feeding plate 320 extends out of the lateral discharge hole, the extending support plate 340 is just positioned at the bottom of the stock space 301, and the cardboard in the stock space 301 is temporarily supported by the extending support plate 340.

The feeding mechanism 300 is simple in structure, reasonable in layout and stable in feeding. Of course, in other embodiments, the structure of the feeding mechanism 300 is not limited thereto; or alternatively, the feed mechanism 300 may not be required.

Further, the discharging mechanism 200 is fixed on the feeding mechanism 300, so as to facilitate the installation of the discharging mechanism 200.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (10)

1. The box folding device of the packaging box is characterized by comprising a workbench, an upper tongue folding unit, a lower tongue folding unit, a left tongue swinging cylinder, a right tongue swinging cylinder and a pushing unit, wherein the upper tongue folding unit, the lower tongue folding unit, the left tongue swinging cylinder, the right tongue swinging cylinder and the pushing unit are arranged behind the workbench; the upper tongue folding units and the lower tongue folding units are distributed up and down to fold the upper tongue and the lower tongue of the packaging box respectively, the left tongue swinging cylinder and the right tongue swinging cylinder are oppositely arranged left and right to fold the left side tongue and the right side tongue of the packaging box respectively, and the pushing unit comprises a front pusher which is pushed forward and a push plate which is connected to the front pusher.

2. The pack folding device of claim 1, wherein: the vacuum adsorption unit comprises a vacuum adsorption hole formed in the carrying platform and a vacuum generator connected with the vacuum adsorption hole.

3. The pack folding device of claim 1, wherein: the upper tongue folding unit and the lower tongue folding unit comprise lifting drivers and roller assemblies connected to the lifting drivers.

4. The pack folding device of claim 1, wherein: the left tongue swinging cylinder and the right tongue swinging cylinder comprise swinging cylinders and swinging plates connected to the swinging cylinders.

5. The pack folding device of claim 1, wherein: the push plate has a sloped section extending forward and obliquely upward and a circular arc section connected to the end of the sloped section and extending rearward.

6. The pack folding device of claim 1, wherein: the side-pushing unit includes a side-pushing driver and a roller assembly mounted on the side-pushing driver.

7. The pack folding device of claim 1, wherein: the front of workstation still is provided with the ejection of compact track, and the roll over box device of packing carton still includes discharge mechanism, discharge mechanism sets up the top at the workstation.

8. The packet folding device according to claim 7, characterized in that: the discharging mechanism comprises a discharging cylinder, a material taking cylinder, a vacuum generator and a suction nozzle, wherein the vacuum generator is connected with the suction nozzle; the suction nozzle is assembled on the material taking cylinder to realize lifting movement through driving of the material taking cylinder, and the material taking cylinder is connected with the material taking cylinder in a driving mode to drive the material taking cylinder and the suction nozzle on the material taking cylinder to move back and forth.

9. The pack folding device of claim 1, wherein: the box folding device of the packaging box further comprises a feeding mechanism, wherein the feeding mechanism is arranged on one side of the workbench, and the feeding mechanism is provided with a lateral discharge hole corresponding to the upper part of the workbench; the carrier is also assembled on a lifting driver, and lifting movement is realized by driving of the lifting driver.

10. The packet folding device according to claim 9, characterized in that: the feeding mechanism comprises a storage space and a transmission unit, wherein the storage space is formed by four limiting columns, the transmission unit comprises a feeding driver, a feeding plate and an extension supporting plate, the feeding plate and the extension supporting plate are assembled on the feeding driver and are arranged side by side, the feeding plate is located at the bottom of the storage space, the feeding driver drives the feeding plate and the paper plate at the bottommost layer to be output to the upper position of the workbench through a lateral discharge hole, and when the feeding plate extends out of the lateral discharge hole, the extension supporting plate is just located at the bottom of the storage space.

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