CN114633512A - Automatic forming method of paper box - Google Patents
Automatic forming method of paper box Download PDFInfo
- Publication number
- CN114633512A CN114633512A CN202210264496.8A CN202210264496A CN114633512A CN 114633512 A CN114633512 A CN 114633512A CN 202210264496 A CN202210264496 A CN 202210264496A CN 114633512 A CN114633512 A CN 114633512A
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- Prior art keywords
- paperboard
- core unit
- mold core
- shaped
- paper board
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/02—Feeding or positioning sheets, blanks or webs
- B31B50/04—Feeding sheets or blanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/26—Folding sheets, blanks or webs
- B31B50/36—Folding sheets, blanks or webs by continuously feeding the sheets, blanks or webs to stationary members, e.g. plates, ploughs or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/60—Uniting opposed surfaces or edges; Taping
- B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
- B31B50/622—Applying glue on already formed boxes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
Abstract
The invention discloses an automatic forming method of a paper box, which comprises the following steps of automatically feeding a first paper board to a mold core unit, bending the first paper board into an L-shaped paper board firstly, then automatically feeding the L-shaped paper board to the mold core unit, or automatically feeding the first paper board to the mold core unit firstly, and then bending the L-shaped paper board; automatically feeding the second paperboard to the core unit; automatically bending the second paperboard into a U-shaped paperboard attached to the mold core unit; adhering, splicing and molding an L-shaped paperboard formed by a first paperboard and a U-shaped paperboard formed by a second paperboard into a paper box; the carton is automatically removed from the core unit and blanked. The invention solves the problem of waste of paperboard raw materials caused by cutting off leftover materials by adopting a paperboard forming method in the prior art, has ingenious design, greatly reduces the production cost of the packaging box, optimizes the paper box forming process flow and simplifies the structure of packaging box assembling equipment.
Description
Technical Field
The invention relates to the technical field of packaging box forming, in particular to an automatic forming method of a paper box.
Background
The traditional packaging box forming equipment is generally designed on a mass production line, waste of cut leftover materials is serious, cost is very high, and improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an automatic forming method of a paper box, which solves the problem of waste of paper board raw materials caused by cutting off leftover materials in the prior art by adopting paper board forming, has ingenious design, greatly reduces the production cost of a packaging box, optimizes the forming process flow of the paper box and simplifies the structure of packaging box assembling equipment.
In order to achieve the purpose, the invention adopts the technical scheme that: an automatic forming method of a paper box comprises the following steps,
automatically feeding the first paperboard to the mold core unit, automatically bending the first paperboard into an L-shaped paperboard and then feeding the L-shaped paperboard to the mold core unit, or automatically feeding the first paperboard to the mold core unit and then bending the first paperboard into the L-shaped paperboard;
automatically feeding the second paperboard to the core unit;
automatically bending the second paperboard into a U-shaped paperboard attached to the mold core unit;
adhering, splicing and molding an L-shaped paperboard formed by a first paperboard and a U-shaped paperboard formed by a second paperboard into a paper box;
the carton is automatically removed from the core unit and blanked.
In a further technical scheme, the method further comprises the following steps:
installing a first picking piece exposing a first reference surface of the core unit on the core unit, installing a second picking piece exposing a second reference surface of the core unit on the core unit, wherein the first reference surface and the second reference surface are arranged in a crossed manner;
utilizing a first picking part to limit one end of a first paperboard on a first reference surface, and utilizing a second picking part to limit the other end of the first paperboard on a second reference surface, so that the first paperboard is bent into an L-shaped paperboard attached to the mold core unit;
or the first picking piece is utilized to bend the other end of the first paperboard to the second reference surface on the first reference surface limited by one end of the first paperboard, and the second picking piece is utilized to bend the other end of the first paperboard to the second reference surface, so that the first paperboard is bent to be adhered to the L-shaped paperboard arranged on the mold core unit.
In a further technical scheme, the method further comprises the following steps:
the die core unit is divided into two independent die core groups, and the first distance adjusting component is used for adjusting the two die core groups to be close to or far away from each other;
respectively arranging a first reference surface and a second reference surface on the two die core groups;
and the mold core group is divided into an upper mold and a lower mold which are independent, and the upper mold and the lower mold of the same mold core group are adjusted to be close to or far away from each other by utilizing a second distance adjusting assembly.
In a further technical scheme, the method further comprises the following steps: automatically feeding a second paperboard on a loading seat, and limiting the second paperboard by using the loading seat; in the process of feeding the second paperboard to the material loading seat, the box opening edge of the facial tissue of the second paperboard is tilted by abutting the edge folding guide surface of the edge folding device against the box opening edge of the facial tissue of the second paperboard, and the box opening edge of the facial tissue which is tilted is pushed and pressed by the edge folding device to fold and cover the core paper of the second paperboard; and automatically feeding the second paperboard processed by the edge folding device to the mold core unit.
In a further technical scheme, the method also comprises the following steps: the mold core unit is driven to automatically rotate by the rotary driving source, after the first paperboard forms the L-shaped paperboard located on the mold core unit at the first station, the rotary driving source drives the mold core unit to drive the L-shaped paperboard to rotate to the second station, the second paperboard is automatically fed to the mold core unit located at the second station, and the second paperboard is bent and attached to the outer side of the mold core unit with the L-shaped paperboard to form the U-shaped paperboard.
In a further technical scheme, the method also comprises the following steps: feeding the second paperboard to a bearing table (30), and pressing the middle part of the second paperboard on the bottom of the die core unit by utilizing the lifting bearing table; the lifting bearing platform is used for driving the two bending arms to rotate, and the two ends, protruding out of the mold core unit, of the second paperboard are bent and attached to the outer side of the mold core unit through the two rotating bending arms, so that the second paperboard is bent and formed into a U-shaped paperboard.
In a further technical scheme, the method further comprises the following steps: after the second paper board is bent and formed into a U-shaped paper board attached to the outer side of the mold core unit with the L-shaped paper board, the box side edges of the facial tissues at the two ends of the bent U-shaped paper board are squeezed and pushed by the edge covering mechanism, so that the box side edges of the facial tissues at the two ends of the U-shaped paper board are attached to the side surface of the L-shaped paper board.
In a further technical scheme, the method also comprises the following steps: after the second paperboard is bent and formed into the U-shaped paperboard attached to the outer side of the mold core unit with the L-shaped paperboard, the box bottom edges of the facial tissues on three sides of the bent U-shaped paperboard are squeezed and pushed by the edge sealing mechanism, so that the box bottom edges of the facial tissues on three sides of the U-shaped paperboard are attached to the bottom surface of the L-shaped paperboard.
In a further technical scheme, in the step of automatically moving the paper box out of the mold core unit and discharging, two material-removing clamping plates of the material-removing manipulator are driven to approach to enable the two material-removing clamping plates to clamp the paper box sleeved on the outer side of the mold core unit, and the material-pulling driving source is utilized to drive the material-removing manipulator to move relative to the mold core unit so as to separate the paper box clamped by the two material-removing clamping plates from the mold core unit.
In a further technical scheme, the method also comprises the following steps: arranging clearance gaps on two sides of the mold core unit, so that the clearance gaps penetrate through the mold core unit; after the two stripping clamping plates of the stripping manipulator clamp the paper box sleeved on the outer side of the mold core unit, the stripping clamping jaws of the two stripping clamping plates respectively extend into clearance gaps on two sides of the mold core unit; when the pulling driving source drives the stripping manipulator to move relative to the mold core unit, the stripping clamping jaw is used for pulling the paper box sleeved outside the mold core unit by means of the collision of the stripping clamping jaw on the box opening wall of the paper box, so that the paper box is separated from the mold core unit.
After adopting the structure, compared with the prior art, the invention has the advantages that:
the invention solves the problem of waste of paperboard raw materials caused by cutting off leftover materials by adopting one paperboard for molding by improving the structure and the process of the paperboard molding, has ingenious design, greatly reduces the production cost of the packaging box, optimizes the process flow of the paperboard molding and simplifies the structure of packaging equipment of the packaging box.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic combination of L-shaped paperboard and U-shaped paperboard.
FIG. 2 is a display view of the second paper board in the initial state
Fig. 3 is a schematic structural diagram of the present invention.
FIG. 4 is a schematic view of the construction of four core units of the present invention.
FIG. 5 is a schematic view of the structure of the core unit of the present invention.
FIG. 6 is an exploded view of the core unit of the present invention.
FIG. 7 is a schematic diagram of the structure of a single set of dies of the invention.
Fig. 8 is a schematic view of the structure of the hemming device of the present invention.
Fig. 9 is a schematic view of another view of the hemming device of the present invention.
Fig. 10 is a schematic structural view of a U-shaped bending apparatus of the present invention.
Fig. 11 is a partial structural view of the U-bending apparatus of the present invention.
Fig. 12 is a schematic structural view of the carton blanking station of the present invention.
Fig. 13 is a schematic structural view of the stripping device of the present invention.
Fig. 14 is a schematic structural view of the stripping robot of the present invention.
Detailed Description
The following are merely preferred embodiments of the present invention, and do not limit the scope of the present invention.
As shown in fig. 1 to 14, the present invention provides an automatic forming method of a carton, which comprises the steps of,
the first paperboard is automatically fed to the mold core unit through the first feeding mechanism, and according to actual needs, the first paperboard can be bent into an L-shaped paperboard firstly and then automatically fed and pasted on the mold core unit to be kept, or the first paperboard can be automatically fed to the mold core unit firstly and then bent into an L-shaped paperboard pasted on the mold core unit to be kept;
a second paperboard feeding step, namely automatically feeding a second paperboard to the die core unit through a second feeding mechanism 5;
automatically bending the second paperboard into a U-shaped paperboard attached to the mold core unit, wherein in the embodiment, the second paperboard is bent into the U-shaped paperboard attached to the mold core unit through a U-shaped bending device 3, and the U-shaped paperboard is kept on the outer wall of the mold core unit;
adhering, splicing and adhering an L-shaped paperboard formed by a first paperboard and a U-shaped paperboard formed by a second paperboard on a mold core unit to form a paper box;
the carton is automatically removed from the core unit and fed, and of course, the carton can be transported to a desired storage location after being removed from the core unit according to actual needs.
In a more specific technical scheme, after the feeding step of the second paper board and before the step of bending the second paper board into the U-shaped paper board, a second paper board folding step is further configured, and a box opening edge of the face paper adhered to the outer side of the second paper board is folded and coated on the core paper of the second paper board through a folding device 21.
The second paperboard folding step comprises:
the second cardboard is automatically loaded on the loading seat 20 by the manipulator, and the second cardboard is limited by the loading seat 20, for example, the loading seat 20 is provided with a plurality of suction nozzles, and the suction nozzles respectively suck different parts of the second cardboard so as to stably limit the second cardboard on the loading seat 30.
In the process that the second paperboard is gradually pressed and held on the material carrying seat 20 when descending, the folded edge guide surface of the folding device 21 is used for abutting against the box opening edge of the facial tissue of the second paperboard, the included angle between the folded edge guide surface and the bearing surface of the second paperboard carried by the material carrying seat 20 is an acute angle, the box opening edge of the facial tissue of the second paperboard is pressed and held on the folded edge guide surface to be tilted along with the gradual descending of the second paperboard to the material carrying seat 20, and then the folded edge device 21 is used for squeezing and pushing the box opening edge of the facial tissue held and tilted so that the box opening edge of the facial tissue is folded and wrapped with the core paper of the second paperboard; and automatically feeding the second paperboard processed by the edge folding device to the mold core unit.
After the second paperboard folding step is completed, the second paperboard is automatically moved and fed onto the bearing table 30 by the manipulator, and then the second paperboard is driven to ascend by the ascending and descending bearing table 30, so that the middle part of the second paperboard is pressed and held on the bottom of the mold core unit.
After the edge folding device 21 wraps the core paper of the second paper board with the facial tissue adhered to the outer side of the second paper board, the U-shaped bending device 3 is used for bending the wrapped second paper board into a U-shaped paper board, on one hand, the U-shaped bending device 3 drives the two bending arms 322 to rotate by utilizing the lifting bearing platform 30, in the embodiment, the bearing platform 30 is connected with the bending arms 322 through the link mechanism, on the other hand, the two rotating bending arms 322 are used for automatically bending and pasting the left end and the right end of the second paper board protruding out of the mold core unit to the outer side of the mold core unit, so that the second paper board is bent and formed into the U-shaped paper board.
In the step of automatically moving out and discharging the paper box from the mold core unit, two material-removing clamping plates 601 of the material-removing manipulator 60 are moved close to each other so that the two material-removing clamping plates 601 clamp the paper box sleeved outside the mold core unit, then the material-pulling driving source 61 is used for driving the material-removing manipulator 60 to move relative to the mold core unit, and the moving material-removing manipulator 60 drives the paper box clamped by the two material-removing clamping plates 601 to move, so that the paper box is automatically separated from the mold core unit, and the automatic discharging of the paper box is realized.
When the die core unit is actually used, avoiding gaps are arranged on two sides of the die core unit, which are far away from each other, and the avoiding gaps penetrate through the die core unit; after the two stripping clamping plates 601 of the stripping manipulator 60 clamp the paper box sleeved outside the mold core unit, the stripping clamping jaws of the two stripping clamping plates 601 respectively extend into the clearance at two sides of the mold core unit. Of course, according to actual needs, the number of the stripping clamping jaws can be multiple, and the multiple stripping clamping jaws all extend into the avoiding gap.
When the material pulling driving source 61 drives the material removing manipulator 60 to move relative to the mold core unit, the moving material removing clamping plate 601 is communicated with the material removing clamping jaws to move together by means of the collision of the material removing clamping jaws on the box opening wall of the paper box, and the material removing clamping jaws are utilized to push the paper box sleeved outside the mold core unit to move relative to the mold core unit, so that the paper box is separated from the mold core unit, and the automatic material removing is realized.
In this embodiment, a first picking member 100 that exposes a first reference surface of the core unit is mounted on the core unit, a second picking member 200 that exposes a second reference surface of the core unit is mounted on the core unit, and the first reference surface and the second reference surface are arranged in a crossing manner; preferably, the first reference surface and the second reference surface are vertically arranged, and the first picking member 102 and the second picking member 103 are respectively used for limiting the left end and the right end of the folded paperboard.
After the first paperboard is fed onto the core unit, one end of the first paperboard is limited on the first reference surface by the first picking part 100, and the other end of the first paperboard is limited on the second reference surface by the second picking part 200, so that the first paperboard is bent into the L-shaped paperboard attached to the core unit.
Or utilize first piece 100 that picks up to push out the other end that pushes out first cardboard with the spacing first reference surface of one end of first cardboard with then utilizing outside crowded unit of pushing out to bend the other end of first cardboard and remove to the second reference surface, utilize second piece 200 that picks up to be spacing on the second reference surface with the other end of first cardboard, make first cardboard bend into the L type cardboard of pasting establishing on the mold core unit.
In this embodiment, the core unit is divided into two independent core groups 10, the two core groups 10 have the same structure, and the first distance adjusting assembly 12 is used to adjust the two core groups 10 to approach or separate from each other, so as to change the distance between the two core groups 10, so that the core unit can be compatible with paperboards of various sizes; the packing box of multiple size of a dimension can be formed to such structural design, and operating personnel need not manual change mold core, has ingeniously solved the loaded down with trivial details technical problem of operating personnel change mold core step.
Respectively arranging a first reference surface and a second reference surface on the two die core groups 10;
the die set 10 is divided into the independent upper and lower dies 100 and 101, and the upper and lower dies 100 and 101 of the same die set 10 are adjusted to be close to or away from each other by the second distance adjusting assembly, thereby changing the distance between the upper and lower dies 100 and 101 of the same die set 10. Through the matching of the first distance adjusting assembly 12 and the second distance adjusting assembly, the width of the core unit and the height of the core unit can be adjusted, so that the core unit can be suitable for forming cartons with various size configurations.
During specific work, the first paper board is bent and formed into an L-shaped paper board along a first reference surface and a second reference surface by picking up the paper boards through the first picking part 102 and the second picking part 103, of course, two L-shaped structures are formed in the middle of a U shape and at two ends of the second paper board, during practical use, each upper die 100 and each lower die 101 are respectively provided with the first reference surface, the second reference surface and the third reference surface, the die core unit is provided with the picking part (such as the negative pressure suction nozzle 140) which exposes each reference surface, the paper boxes of the L-shaped paper board and the U-shaped paper board are bonded and combined into a paper box (such as an outer packing box wine box) which is sleeved outside the die core unit, and compared with the prior art, the die core structure adopts a paper board forming structure to cut off leftover materials, is ingenious in design, the production cost of the packing box is greatly reduced, and the structure of packing box assembling equipment is simplified.
Each die core group 10 is provided with an upper die 100 and a lower die 101, the upper die 100 and the lower die 101 of the same die core group 10 are movably connected through a second distance adjusting assembly, and the second distance adjusting assembly is used for adjusting the upper die 100 to be close to or far away from the lower die 101. Such structural design can be specifically adjusted the width and the height of mold core according to the size of packing carton, has further improved the commonality of mold core unit.
The first picking part 102 and the second picking part 103 are both negative pressure adsorption components, and the external paperboard is folded and formed into a U-shaped paperboard or an L-shaped paperboard along the side surface of the mold core mechanism 1 under the adsorption action of the negative pressure adsorption components. Specifically, the first distance adjusting assembly 12 includes a base, a first adjusting screw 120 and a second adjusting screw 121, the two die core sets 1 are respectively located at two sides of the base, and the first adjusting screw 120 and the second adjusting screw 121 respectively regulate and control the two die core sets 1 to be close to or far away from the base. The screw type adjusting structure has low cost and high stability.
More specifically, the number of the bases is two, and the two bases are fixedly connected, each base includes an upper seat 122 and a lower seat 123, the upper seat 122 is disposed directly above the lower seat 123, the upper seats 122 of the two bases are respectively connected to the upper dies 100 of the two die core sets 1, and the lower seats 123 of the two bases are respectively connected to the lower dies 101 of the two die core sets 1.
The second distance adjusting assembly has a third adjusting screw 130 and a fourth adjusting screw 131, and the third adjusting screw 130 and the fourth adjusting screw 131 are used for respectively adjusting the upper die 100 and the lower die 101 of the two die core sets 1 to approach or depart from each other. And a transversely extending guide rod 24 is inserted between the two bases, one end of the guide rod 24 is movably installed with one die core group 1, and the other end is movably installed with the other die core group 1. The guide rods 24 guide the two die core sets 1. Preferably, each of the upper mold 100 and the lower mold 101 has a first reference surface, a second reference surface, and a third reference surface that are perpendicular to each other in pairs, and each reference surface is correspondingly configured with a negative pressure adsorption component, which is a negative pressure suction nozzle 140.
Specifically, the air pipes 141 are communicated with each other between the negative pressure suction nozzles 140 of the upper dies 100 of the two die set 1, between the negative pressure suction nozzles 140 of the lower dies 101 of the two die set 1, and between the upper dies 100 of the same die set 1 and the negative pressure suction nozzles 140 of the lower dies 101.
In practice, as a preferred embodiment, the following operations are possible: the rotary driving source 105 is used for driving the mold core unit to automatically rotate, after the first paperboard forms the L-shaped paperboard located on the mold core unit at the first station, the rotary driving source 105 drives the mold core unit to drive the L-shaped paperboard to rotate to the second station, the second paperboard is automatically fed to the mold core unit located at the second station, and the second paperboard is bent and attached to the outer side of the mold core unit with the L-shaped paperboard to form the U-shaped paperboard.
More specifically, the mold core unit still includes multistation carousel 104, and rotary drive source 105 is used for driving multistation carousel 104 intermittent type nature and rotates, and the cross-sectional shape of multistation carousel 104 is the cross, the quantity of mold core unit is four, four mold core units correspond respectively install in each station of multistation carousel 104, in the practical application, rotary drive source 105 drives multistation carousel 104 and rotates for the mold core unit switches in proper order in first cardboard supply station, U type bending device 3, laminating mechanism and carton unloading station 03. The fitting mechanism comprises an edge covering device 33 and an edge sealing mechanism, and the edge covering device 33 is matched with the U-shaped bending device 3 for use.
After the second paper board is bent and formed into a U-shaped paper board attached to the outer side of the mold core unit with the L-shaped paper board, the box side edges of the face paper at both ends of the U-shaped paper board are pushed and bent by the edge-covering device 33, so that the box side edges of the face paper at both ends of the U-shaped paper board are bent and attached to the side surfaces of the L-shaped paper board.
The edge sealing mechanism is used for adhering the box bottom edges of the facial tissues of the U-shaped paperboard to the bottom surface of the L-shaped paperboard, after the second paperboard is bent and formed into the U-shaped paperboard adhered to the outer side of the die core unit with the L-shaped paperboard, the edge sealing device 33 bends the box side edges of the facial tissues at the two ends of the U-shaped paperboard and adheres the box side edges of the facial tissues on the two ends of the U-shaped paperboard to the side surface of the L-shaped paperboard, the rotary driving source 105 drives the multi-station turntable 104 to enable the die core unit to move to the edge sealing mechanism, and the edge sealing mechanism is used for squeezing and pushing the box bottom edges of the facial tissues on the three sides of the U-shaped paperboard to adhere the box bottom edges of the facial tissues on the three sides of the U-shaped paperboard to the bottom surface of the L-shaped paperboard.
The hem device includes hem driving source and hem board 210, the hem guide surface sets up on one of hem board 210, cardboard material loading in the external world is to carrying the material seat 20 time, the adhesion is contradicted on the hem guide surface of hem board 210 and the perk at the facial tissue in the cardboard outside, and hem driving source drive hem board 210 moves towards carrying the material seat 20, utilize the crowded facial tissue that pushes away the perk of hem guide surface to make the facial tissue cladding on the core paper of cardboard, such structural design is ingenious, can accomplish cardboard material loading and two processes that the cardboard is bordured simultaneously, eliminate the action time difference of two processes, optimize the production efficiency of packing carton assembly line.
More specifically, the hemming drive source includes a hemming drive assembly 212 and a translation drive source 213, and the hemming drive assembly 212 and the translation drive source 213 are used in cooperation to drive the hemming plate 210 to move in an arc shape. Specifically, the hemming drive assembly 212 includes a drive base 2120, a drive shaft 2122 installed on the drive base 2120, and a hemming swing arm 2123 installed on the drive shaft 2122, the hemming swing arm 2123 is rotatably disposed with the drive base 2120 via the drive shaft 2122, the hemming plate 210 is fixedly installed on the hemming swing arm 2123, the hemming swing arm 2123 is rotatably disposed with the material loading seat 20 via a connecting rod, the drive base 2120 is slidably disposed on the material loading seat 20, and the translation drive source 213 is a linear drive cylinder connected to the drive base 2120 in a driving manner, so that a moving track of the hemming plate 210 is arc-shaped.
The U-shaped bending device 3 includes a carrying platform 30 below the mold core unit, a lifting driving mechanism 31 for driving the carrying platform 30 to approach or leave away from the mold core mechanism 1, and a bending mechanism 32 disposed on one side of the carrying platform 30, the bending mechanism 32 includes a connecting rod transmission component 321 connected to the carrying platform 30 in a transmission manner, and a bending arm 322 connected to the connecting rod transmission component 321 in a transmission manner, and when the lifting driving mechanism 31 drives the carrying platform 30 to approach or leave away from the mold core mechanism 1, the carrying platform 30 drives the bending arm 322 to turn over through the connecting rod transmission component 321.
Specifically, the number of the bending mechanisms 32 is preferably two, the bearing table 30 is used for pressing the middle part of an external paperboard on the mold core mechanism 1, and the two bending mechanisms 32 are respectively arranged on two sides of the bearing table 30. During specific work, the bearing table 30 presses the middle of the paperboard on the bottom of the mold core 34, the left end and the right end of the second paperboard protruding out of the mold core unit are respectively bent and attached to two sides of the mold core 34 through the two bending arms 322, so that the paperboard is bent and formed into a U-shaped paperboard, and the bending arms 322 are in transmission connection with the bearing table 30 through the connecting rod transmission assembly 321.
More specifically, the connecting rod transmission assembly 321 further includes a first connecting rod 3212, the first connecting rod 3212 is hinged to the first transmission seat 3210, the second connecting rod is hinged to the second transmission seat 3211, one end of the first connecting rod 3212 is connected to the second connecting rod in a transmission manner, and the other end of the first connecting rod 3212 is connected to the bending arm 322 in a transmission manner.
Specifically, the first transmission seat 3210 is provided with a rotating shaft, one end of the first link 3212 and one end of the bending arm 322 are respectively disposed on the rotating shaft, and the other end of the first link 3212 is disposed at the other end of the bending arm 322; the first link 3212 is provided with a first sliding hole, the second transmission base 3211 is provided with a second sliding hole, one end of the second link is rotatably and slidably disposed in the first sliding hole, and the other end of the second link is rotatably and slidably disposed in the second sliding hole.
Specifically, bending arm 322 installs two at least horizontal extension sets up spacing 3220, and the one end that two spacing 3220 kept away from each other extends the shaping and has spacing colluding, and the cardboard is spacing between two spacing colludes, avoids the cardboard to appear the condition of off normal when buckling.
Because every mold core unit comprises two independent mold core groups 10, and two mold core groups 10 all are provided with mould 100 and lower mould 101, go up the clearance between mould 100 and the lower mould 101 and can form automatically and keep away the empty clearance, such structural design further promotes the carton through stretching into the material clamping jaw 600 that takes off who keeps away the empty clearance, improve and take off the material precision, avoided taking off material in-process carton action error to influence next carton unloading, its structural design is ingenious, and the practicality is high.
More specifically, the stripping manipulator 60 further comprises a material clamping driving source 62, and during stripping, the driving source 62 drives two stripping clamp plates 601 to be close to the core unit, so that the two stripping clamp plates 601 are closed to clamp the carton, and the stripping clamping jaws 600 of the stripping clamp plates 601 respectively extend into clearance gaps of the core unit, then the material pulling driving source 61 drives the stripping manipulator 60 to move, so that the carton clamped between the two stripping clamp plates 601 is separated from the core, and the carton is blanked to a specified position.
More specifically, take off material device 6 and still be provided with and take off material base 63 and install in the material slide rail that takes off of taking off the material base 63 left and right sides, take off material manipulator 60 and be provided with to slide and install in the manipulator fixing base 602 that takes off the material slide rail, two take off material splint 601 movable mounting in manipulator fixing base 602, take off the material slide rail and can guarantee to take off material manipulator 60 and slide gently, guarantee to take off the material precision.
The pulling driving source 61 comprises a pulling cylinder 610 which is connected to the discharging manipulator 60 in a driving manner and a drag chain assembly 611 which is matched with the discharging manipulator 60 for use. The blanking station of the paper box further comprises a pressing device 64 erected above the mold core, the pressing device 64 comprises a pressing plate 640 and a pressing driving source 641, and before the material removing device 6 removes the material, the pressing driving source 641 drives the pressing plate 640 to press the paper box sleeved on the outer side of the mold core. The cross section of the pressure plate 640 is in an inverted L shape, and two ends of the pressure plate 640 are respectively pressed on different outer side surfaces of the paper box. One end of the pressure plate 640 is matched with the top of the mold core unit to clamp the side wall of the carton, the other end of the pressure plate 640 is matched with the front end of the mold core unit to clamp the bottom surface of the carton, and the structural design can further position the carton before stripping so as to ensure the accuracy of subsequent stripping.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (10)
1. An automatic forming method of a paper box is characterized in that: comprises the following steps of (a) carrying out,
automatically feeding the first paperboard to the mold core unit, automatically bending the first paperboard into an L-shaped paperboard and then feeding the L-shaped paperboard to the mold core unit, or automatically feeding the first paperboard to the mold core unit and then bending the first paperboard into the L-shaped paperboard;
automatically feeding the second paperboard to the core unit;
automatically bending the second paperboard into a U-shaped paperboard attached to the mold core unit;
adhering, splicing and molding an L-shaped paperboard formed by a first paperboard and a U-shaped paperboard formed by a second paperboard into a paper box;
the carton is automatically removed from the core unit and blanked.
2. The automatic forming method of the carton as claimed in claim 1, characterized by comprising the following specific steps:
the core unit is provided with a first picking part (100) exposing a first reference surface of the core unit, and a second picking part (200) exposing a second reference surface of the core unit; the first reference surface and the second reference surface are arranged in a crossed mode;
utilizing a first picking part (100) to limit one end of the first paper board on a first reference surface, and utilizing a second picking part (200) to limit the other end of the first paper board on a second reference surface, so that the first paper board is bent into an L-shaped paper board attached to the mold core unit;
or the first picking piece (100) is used for limiting one end of the first paper board on the first reference surface, the squeezing unit is used for bending and moving the other end of the first paper board to the second reference surface, and the second picking piece (200) is used for limiting the other end of the first paper board on the second reference surface, so that the first paper board is bent to form the L-shaped paper board attached to the mold core unit.
3. The automatic forming method of a carton as claimed in claim 2, further comprising the steps of:
the die core unit is divided into two independent die core groups (10), and the two die core groups (10) are adjusted to be close to or far away by utilizing a first distance adjusting component;
respectively arranging a first reference surface and a second reference surface on the two die core groups (10);
the die core group (10) is divided into an upper die (100) and a lower die (101) which are independent, and the upper die (100) and the lower die (101) of the same die core group (10) are adjusted to be close to or far away from each other by utilizing a second distance adjusting assembly.
4. The automatic forming method of the carton as claimed in claim 1, characterized by comprising the following specific steps: automatically feeding a second paperboard on the loading seat (20), and limiting the second paperboard by using the loading seat (20); in the process of feeding the second paperboard to the loading seat (20), the edge folding guide surface of the edge folding device is abutted against the box opening edge of the facial tissue of the second paperboard, the box opening edge of the facial tissue of the second paperboard is tilted, and the box opening edge of the facial tissue which is tilted is pushed and pressed by the edge folding device so that the box opening edge of the facial tissue is folded and wraps the core paper of the second paperboard; and automatically feeding the second paperboard processed by the edge folding device to the mold core unit.
5. The automatic forming method of a carton as claimed in claim 1, further comprising the steps of: the mold core unit is driven to automatically rotate by the rotary driving source, after the first paperboard forms the L-shaped paperboard located on the mold core unit at the first station, the rotary driving source drives the mold core unit to drive the L-shaped paperboard to rotate to the second station, the second paperboard is automatically fed to the mold core unit located at the second station, and the second paperboard is bent and attached to the outer side of the mold core unit with the L-shaped paperboard to form the U-shaped paperboard.
6. The automatic forming method of a carton as claimed in claim 1, further comprising the steps of: feeding the second paperboard to a bearing table (30), and pressing the middle part of the second paperboard on the bottom of the die core unit by using the lifting bearing table (30); the lifting bearing platform (30) is used for driving the two bending arms (322) to rotate, and the two ends, protruding out of the mold core unit, of the second paperboard are bent and attached to the outer side of the mold core unit by the aid of the two rotating bending arms (322), so that the second paperboard is bent and formed into a U-shaped paperboard.
7. The automatic forming method of a carton as claimed in claim 6, further comprising the steps of: after the second paper board is bent and formed into a U-shaped paper board attached to the outer side of the mold core unit with the L-shaped paper board, the box side edges of the facial tissues at the two ends of the bent U-shaped paper board are squeezed and pushed by a taping mechanism (7), so that the box side edges of the facial tissues at the two ends of the U-shaped paper board are attached to the side surface of the L-shaped paper board.
8. The automatic forming method of a carton as claimed in claim 6, further comprising the steps of: after the second paperboard is bent and formed into the U-shaped paperboard attached to the outer side of the mold core unit with the L-shaped paperboard, the box bottom edges of the facial tissues on three sides of the bent U-shaped paperboard are squeezed and pushed by the edge sealing mechanism, so that the box bottom edges of the facial tissues on three sides of the U-shaped paperboard are attached to the bottom surface of the L-shaped paperboard.
9. A method of automatically forming a carton as claimed in claim 1, wherein: automatically moving out the paper box from the mold core unit and blanking, specifically: two stripping splints (601) of the stripping manipulator (60) are driven to approach so that the two stripping splints (601) clamp the paper box sleeved on the outer side of the mold core unit, and the material pulling driving source (61) is utilized to drive the stripping manipulator (60) to move relative to the mold core unit so as to separate the paper box clamped by the two stripping splints (601) from the mold core unit.
10. The automatic forming method of a carton as claimed in claim 9, further comprising: avoiding gaps are arranged on two sides of the mold core unit and penetrate through the mold core unit; after two stripping clamping plates (601) of the stripping manipulator (60) clamp the paper box sleeved on the outer side of the mold core unit, the stripping clamping jaws of the two stripping clamping plates (601) respectively extend into clearance gaps on two sides of the mold core unit; when the pulling driving source (61) drives the stripping manipulator (60) to move relative to the mold core unit, the stripping clamping jaws are used for pulling the paper box sleeved outside the mold core unit by means of the interference of the stripping clamping jaws on the box opening wall of the paper box, so that the paper box is separated from the mold core unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210264496.8A CN114633512A (en) | 2022-03-17 | 2022-03-17 | Automatic forming method of paper box |
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| CN202210264496.8A CN114633512A (en) | 2022-03-17 | 2022-03-17 | Automatic forming method of paper box |
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| CN114633512A true CN114633512A (en) | 2022-06-17 |
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| CN202210264496.8A Pending CN114633512A (en) | 2022-03-17 | 2022-03-17 | Automatic forming method of paper box |
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