CN112590301A

CN112590301A - Automatic gluing device for packaging carton and working method thereof

Info

Publication number: CN112590301A
Application number: CN202011459411.9A
Authority: CN
Inventors: 边敬文; 边敬友
Original assignee: Xuzhou Lianghua Packaging Products Co ltd
Current assignee: Xuzhou Lianghua Packaging Products Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-04-02

Abstract

The invention discloses an automatic gluing device and a working method of a packaging carton, and the automatic gluing device comprises a feeding conveying unit, a carton board feeding unit, a first gluing unit, a first UV curing unit, a second gluing unit, a second UV curing unit, a carton board blanking unit, a blanking conveying unit, a carton board circumferential rotary conveying unit and a rotary workbench, wherein the rotary workbench is divided into a feeding station, a first gluing station, a first UV curing station, a second gluing station, a second UV curing station and a blanking station, and the carton board circumferential rotary conveying unit can rotate 360 degrees and sequentially passes through the feeding station, the first gluing station, the first UV curing station, the second gluing station, the second UV curing station and the blanking station. The automatic material storage device is simple and reasonable in structure, easy to produce, high in automation degree, capable of reducing the amount of manual labor, capable of improving the working efficiency, large in material storage amount and flexible in application. The working method is simple and easy to implement, the automation degree of the working process is high, less manpower is needed, the production efficiency is improved, and the method is suitable for industrial large-scale application.

Description

Automatic gluing device for packaging carton and working method thereof

Technical Field

The invention belongs to the field of carton production and manufacturing, and particularly relates to an automatic gluing device for a packaging carton. The invention also relates to a working method of the automatic gluing device for the packaging carton.

Background

Cartons are the most widely used packaging articles, typically used as wrappers for goods or outer articles for article protection. Corrugated paper boxes, single-layer cardboard boxes and the like are available according to different materials, and the corrugated paper boxes and the single-layer cardboard boxes have various specifications and models. The paper box is commonly used for three layers and five layers, seven layers are used less, each layer is divided into lining paper, corrugated paper, core paper and face paper, the lining paper and the face paper are provided with tea board paper and kraft paper, the corrugated paper for the core paper has different colors and handfeel, and the paper (colors and handfeel) produced by different manufacturers is different. The carton is an indispensable part of modern logistics, and bears important responsibilities of containing, protecting products and beautifying, and the physical performance index of the packaging carton becomes the basis of quality evaluation.

Need carry out the rubber coating in order to stereotype or bond wrapping paper etc. in carton production process, current carton mostly accomplishes the rubber coating through manual mode when bonding, and operating procedure is loaded down with trivial details, and the rubber coating is inefficient, needs many people's work simultaneously, just can keep output.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide the automatic gluing device for the packaging carton, which solves the problem of low manual gluing efficiency of the existing carton, has reasonable structural design, easy production and high degree of automation, reduces the amount of manual labor, improves the working efficiency and is flexible to apply. The invention also provides a working method of the automatic gluing device for the packaging carton, which has the advantages of simple and feasible working principle, high automation degree in the working process, less manpower requirement, improved production efficiency and suitability for industrial large-scale application.

The technical scheme is as follows: the utility model provides an automatic gluing device of packing carton, includes material loading conveying unit, carton board material loading unit, a little glue unit, UV solidification unit, a little glue unit two, UV solidification unit two, carton board unloading unit, unloading conveying unit, carton board circumference rotation transfer unit and swivel work head, carton board circumference rotation transfer unit sets up on swivel work head, carton board material loading unit sets up on material loading conveying unit, carton board unloading unit sets up on unloading conveying unit, swivel work head divides into six stations, is material loading station, a little glue station one, a UV solidification station one, a little glue station two, UV solidification station two and unloading station respectively, material loading conveying unit, a little glue unit one, UV solidification unit one, a little glue unit two, UV solidification unit two and unloading conveying unit are located material loading station, a little glue unit one, UV solidification unit two and unloading conveying unit respectively, The paper box board circumferential rotary conveying unit can rotate 360 degrees and sequentially passes through the feeding station, the glue dispensing station I, the UV curing station I, the glue dispensing station II, the UV curing station II and the discharging station, six paper box boards can be clamped on the paper box board circumferential rotary conveying unit, and the six paper box boards are arranged in an annular array mode by taking the center of the paper box board circumferential rotary conveying unit as the center of a circle.

Further, the automatic gluing device of the packaging carton comprises a feeding conveying unit and a blanking conveying unit which are identical in structure, wherein the feeding conveying unit and the blanking conveying unit respectively comprise a conveying support frame, a carton board conveying belt, a conveyor belt driving motor, a first baffle plate, a second baffle plate and a group of baffle plate connecting components, the carton board conveying belt, the conveyor belt driving motor and the group of baffle plate connecting components are arranged on the conveying support frame, the conveyor belt driving motor can drive the carton board conveying belt to rotate in a circulating manner, the first baffle plate and the second baffle plate are positioned on two sides of the carton board conveying belt along the conveying direction, the first baffle plate and the second baffle plate are symmetrically arranged, the first baffle plate and the second baffle plate are connected with the group of baffle plate connecting components, a material receiving plate and a material discharging plate are arranged on the conveying support frame, and the material receiving plate is positioned at the starting end of the carton board conveying belt, the discharging plate is located at the tail end of the paper box plate conveying belt, two ends of the first material baffle and the second material baffle extend to the positions of the material receiving plate and the discharging plate respectively, a feeding inductor and a discharging inductor are arranged on the conveying support frame, the feeding inductor is located at the starting end of the paper box plate conveying belt, and the discharging inductor is located at the tail end of the paper box plate conveying belt.

Furthermore, according to the automatic gluing device for the packaging carton, the structure of the carton board feeding unit is the same as that of the carton board discharging unit, the carton board feeding unit and the carton board discharging unit respectively comprise the material receiving and feeding driving cylinder, a group of vacuum suction nozzles and a vacuum suction nozzle connecting plate, the material receiving and feeding driving cylinder is fixedly arranged on the conveying support frame, the vacuum suction nozzle connecting plate is connected with a piston rod of the material receiving and feeding driving cylinder, the group of vacuum suction nozzles are fixedly arranged on the vacuum suction nozzle connecting plate, and the material receiving and feeding driving cylinder can drive the group of vacuum suction nozzles to move between the carton board circumference rotating and conveying unit and the carton board conveying belt.

Further, foretell automatic gluing device of packing carton, the structure of unit one and the unit two is glued to the point is the same, unit one is glued to the point and the unit two is glued to the point all includes a little glue horizontal drive device, a little glue rotary drive device, a little glue vertical drive device, a little glue rifle and a gluey rifle support frame, a little glue rotary drive device is fixed to be set up on a little glue horizontal drive device, a gluey gun support frame is fixed to be set up on a little glue rotary drive device, a little glue vertical drive device sets up on a gluey rifle support frame, a little glue rifle sets up on a little glue vertical drive device.

Further, foretell automatic gluing device of packing carton, UV solidification unit one is the same with UV solidification unit two's structure, UV solidification unit one and UV solidification unit two all include UV solidification horizontal drive device, UV solidification rotary driving device, the vertical drive arrangement of UV solidification, UV solidification lamp and UV solidification support frame, UV solidification rotary driving device is fixed to be set up on UV solidification horizontal drive device, UV solidification support frame is fixed to be set up on UV solidification rotary driving device, the vertical drive arrangement of UV solidification sets up on UV solidification support frame, UV solidification lamp sets up on the vertical drive arrangement of UV solidification.

Furthermore, the automatic gluing device of the packaging carton comprises a glue dispensing horizontal driving device and a UV curing horizontal driving device which are in the same structure, wherein each of the glue dispensing horizontal driving device and the UV curing horizontal driving device comprises a horizontal driving motor, a horizontal screw rod, two screw rod supporting seats which are symmetrically arranged, at least one first sliding block, a first horizontal supporting plate, two first guide posts and a first guide sliding plate, the horizontal screw rod is arranged on the two screw rod supporting seats which are symmetrically arranged, the horizontal driving motor is connected with the horizontal screw rod, the horizontal driving motor can drive the horizontal screw rod to rotate, the sliding block is sleeved on the horizontal screw rod, the first horizontal supporting plate is fixedly connected with the first sliding block, the rotary driving unit of the machine is fixedly arranged on the upper end surface of the first horizontal supporting plate, the two first guide posts are arranged in parallel with the horizontal screw rod, and the two first guide posts are respectively positioned at two sides of the, the two ends of the first guide sliding plate are respectively in sliding connection with the first two guide columns, and the first horizontal support plate is fixedly connected with the first guide sliding plate; it is the same with UV solidification rotary driving device's structure to glue point, it all includes rotation support seat, rotatory slip table, hydraulic buffer, thrust ball bearing and carousel to glue point rotary driving device and UV solidification rotary driving device, the fixed up end that sets up on horizontal support board one of rotation support seat, rotatory slip table and thrust ball bearing all set up on rotation support seat to rotatory slip table and thrust ball bearing are connected, hydraulic buffer and thrust ball bearing are connected, carousel and thrust ball bearing are connected, the fixed setting of machine body is on the carousel, the lower tip of gluing gun strut and UV solidification support frame is fixed respectively and is set up on the carousel.

Further, the automatic gluing device of the packaging carton comprises a glue dispensing vertical driving device and a UV curing vertical driving device which are identical in structure, wherein the glue dispensing vertical driving device and the UV curing vertical driving device respectively comprise a U-shaped support frame, at least one vertical driving cylinder and a vertical lifting plate, the U-shaped support frames of the glue dispensing vertical driving device and the UV curing vertical driving device are respectively and fixedly arranged on a glue dispensing gun support frame and the UV curing support frame, the vertical driving cylinders are fixedly arranged on the U-shaped support frame, the vertical lifting plates are connected with piston rods of the vertical driving cylinders, vertical guide sliding grooves are respectively arranged on the inner walls of two opposite surfaces of the U-shaped support frame, vertical guide sliding blocks are arranged on two side walls of the vertical lifting plate, the vertical guide sliding blocks are connected with the vertical guide sliding grooves in a sliding manner, and glue dispensing guns are arranged on the vertical lifting plate of the glue dispensing vertical, and a UV curing lamp is arranged on the vertical lifting plate of the UV curing vertical driving device.

Further, the automatic gluing device of foretell packing carton, the rotatory transfer unit of carton board circumference is including supporting disc, six press device and jack-up drive arrangement, it connects to support disc and swivel work head, jack-up drive arrangement sets up the intermediate position at the support disc, six press device use the center of supporting the disc to set up for circular mode according to annular array to six press device all set up on the up end of supporting the disc, six press device and six station one-to-ones set up, and press device can be in proper order through material loading station, point glue station one, UV solidification station one, point glue station two, UV solidification station two and unloading station, be equipped with six U type recesses on the outer circumference of support disc, all be equipped with U type recess between six press device.

Further, the automatic gluing device for the packaging carton comprises two symmetrically arranged pressing components, each pressing component comprises a pressing lever, a lever supporting seat, an elastic supporting column, a pressing adapter plate, an adapter plate supporting seat, a pressing spring, a pressing connecting plate, a pressing plate and a hinged supporting seat, the lever supporting seat, the adapter plate supporting seat and the pressing spring are fixedly arranged on the upper end face of the supporting disc, the middle position of the pressing lever is hinged with the lever supporting seat, the pressing lever is arranged along the radial direction of the supporting disc, the elastic supporting column is fixedly arranged at one end of the pressing lever close to the center of the supporting disc, the elastic supporting column is fixedly arranged on the upper end face of the pressing lever, one end of the pressing adapter plate close to the center of the supporting disc is connected with the pressing spring, and one end of the pressing adapter plate close to the outer circumference of the supporting disc is fixedly connected with the pressing connecting plate, the middle position of the pressing adapter plate is hinged with the adapter plate supporting seat, the pressing plate is fixedly connected with the pressing connecting plate, the hinged supporting seat is fixedly arranged on the upper end face of the pressing adapter plate, and one end of the pressing lever, which is close to the outer circumference of the supporting disc, is hinged with the hinged supporting seat; the jacking driving device comprises a jacking driving cylinder, a vertical lifting rod, a guide bush and a fan-shaped pressing plate, the jacking driving cylinder is connected with the vertical lifting rod, the guide bush is fixedly arranged on a support disc, the vertical lifting rod and the support disc are coaxially arranged, the guide bush extends out of the upper end of the vertical lifting rod, the jacking driving cylinder can drive the vertical lifting rod to slide up and down in the guide bush, the fan-shaped pressing plate can be tightly pressed with an elastic support column, the fan-shaped pressing plate is fixedly arranged on the upper end of the guide bush extending out of the vertical lifting rod, and the fan-shaped pressing plate can be tightly pressed on a material pressing device at a feeding station and a discharging station.

The invention also provides a working method of the automatic gluing device for the packaging carton, which comprises the following steps:

s1, at the beginning, the six pressing devices are respectively positioned at a feeding station, a dispensing station I, a UV curing station I, a dispensing station II, a UV curing station II and a discharging station;

s2, the feeding and conveying unit works: placing the carton board to be glued on the initial end of the carton board conveying belt of the feeding conveying unit, conveying the carton board by the carton board conveying belt, and stopping the carton board conveying belt when the carton board is conveyed to the tail end of the carton board conveying belt;

s3, the carton board feeding unit works: the group of vacuum suction nozzles start to suck the carton board at the tail end of the carton board conveying belt in the step S2, and the collecting and feeding driving cylinder drives the group of vacuum suction nozzles to move towards the direction of the supporting disc;

s4, starting a jacking driving device: the piston rod of the driving cylinder is jacked to retract, the vertical lifting rod is driven to move downwards along the guide bushing, the fan-shaped pressing plate moves downwards along with the vertical lifting rod, the fan-shaped pressing plate simultaneously presses down the material pressing devices at the feeding station and the discharging station, and the elastic support columns are pressed down during the downward movement of the fan-shaped pressing plate;

s5, working of a pressing device at the feeding station: the pressing lever rotates around the lever supporting seat, so that the pressing plate is driven to tilt upwards, and the pressing plate is separated from the supporting disc;

s6, the carton board feeding unit continues to work: the receiving and feeding driving cylinder drives a group of vacuum suction nozzles to move to the position right above the supporting disc, and the group of vacuum suction nozzles release the carton board on the supporting disc;

s7, the jacking driving device is started again: the driving cylinder is jacked up to return to the initial position, the fan-shaped pressing plate moves upwards, the pressing lever returns to the initial position under the action of elastic restoring force of the pressing spring, the paper box plate is pressed on the sewing supporting disc by the pressing plate at the position of the feeding station, and a dispensing edge is reserved at the outer edge of the paper box plate;

s8, the rotary worktable starts to rotate to drive the supporting disc to rotate by 60 degrees, and the carton board is rotated to a glue dispensing station position to wait for first glue dispensing;

s9, the first dispensing unit: the glue dispensing horizontal driving device, the glue dispensing rotary driving device and the glue dispensing vertical driving device respectively adjust a glue dispensing gun from the horizontal direction, the angle direction and the vertical direction to a first glue dispensing position of the carton board;

s10, starting the rotary worktable to rotate to drive the supporting disc to rotate by 60 degrees, rotating the carton board to a first UV curing station position to wait for first UV curing, and continuously dispensing the carton board by the dispensing gun of the first dispensing unit in the rotating process of the carton board on the step S9;

s11, operation of the UV curing unit I: adjusting a UV curing lamp to a proper position from the horizontal direction, the angle direction and the vertical direction respectively by a UV curing horizontal driving device, a UV curing rotary driving device and a UV curing vertical driving device, and carrying out first UV curing to finish the UV curing;

s12, starting the rotary worktable to rotate to drive the supporting disc to rotate by 60 degrees, and rotating the carton board to the second glue dispensing station position to wait for second glue dispensing;

s13, the second dispensing unit works: the glue dispensing horizontal driving device, the glue dispensing rotary driving device and the glue dispensing vertical driving device respectively adjust the glue dispensing gun to a second glue dispensing position of the carton board from the horizontal direction, the angle direction and the vertical direction;

s14, the rotary worktable starts to rotate to drive the supporting disc to rotate by 60 degrees, the carton board is rotated to a second UV curing station position to wait for second UV curing, and in the rotating process of the carton board on the step S13, the glue dispensing gun of the second glue dispensing unit performs continuous glue dispensing on the carton board;

s15, operation of the UV curing unit II: adjusting the UV curing lamp to a proper position from the horizontal direction, the angle direction and the vertical direction respectively by the UV curing horizontal driving device, the UV curing rotary driving device and the UV curing vertical driving device, and carrying out secondary UV curing to finish the UV curing;

s16, starting the rotary worktable to rotate to drive the supporting disc to rotate by 60 degrees, and rotating the carton board to the position of the blanking station to wait for blanking;

s17, the jacking driving device works: repeating the steps of S4-S5, wherein the material pressing plate and the supporting disc of the blanking station are separated at the moment so as to facilitate the subsequent blanking;

s18, the carton board blanking unit works: the piston rod of the receiving and feeding driving cylinder extends out to drive a group of vacuum suction nozzles to extend to the position right above the carton board, the group of vacuum suction nozzles start to adsorb the carton board in the step S16, the piston rod of the receiving and feeding driving cylinder retracts to drive the group of vacuum suction nozzles to move towards the direction of the feeding and conveying unit, the group of vacuum suction nozzles of the carton board feeding unit move to the position right above the tape of the carton board, and the group of vacuum suction nozzles release the carton board on the feeding and conveying unit;

s19, the work of the blanking conveying unit: the starting end of the carton board conveying belt receives the carton board and starts to convey the carton board.

The working method of the automatic gluing device for the packaging carton is simple and feasible in working principle, high in automation degree of the working process, low in manpower requirement, high in production efficiency and suitable for industrial large-scale application.

The technical scheme shows that the invention has the following beneficial effects: the automatic gluing device for the packaging carton is reasonable in structural design and easy to produce. The automatic gluing device of the packaging carton has high automation degree, high working efficiency and flexible application. The working method of the automatic gluing device for the packaging carton is simple and feasible in working principle, high in automation degree of the working process, low in manpower requirement, high in production efficiency and suitable for industrial large-scale application.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic gluing device for a packaging carton according to the present invention;

FIG. 2 is a schematic structural view of an automatic gluing device for a packaging carton according to the present invention;

FIG. 3 is a schematic view of a partial structure of an automatic gluing device for a packaging carton according to the present invention;

FIG. 4 is a first front view of the automatic gluing device for packaging cartons according to the present invention;

FIG. 5 is a second front view of the automatic gluing device for packaging cartons according to the present invention;

FIG. 6 is a front view of a feeding conveyor unit or a discharging conveyor unit according to the present invention;

FIG. 7 is a schematic structural diagram of a feeding and conveying unit or a discharging and conveying unit according to the present invention;

FIG. 8 is an enlarged view of a portion of the invention at A in FIG. 7;

fig. 9 is a schematic structural view of a first dispensing unit or a second dispensing unit according to the present invention;

FIG. 10 is a schematic structural view of a first UV curing unit or a second UV curing unit according to the present invention;

fig. 11 is a schematic structural view of a dispensing horizontal driving device or a UV curing horizontal driving device according to the present invention;

fig. 12 is a schematic structural view of a dispensing vertical driving device or a UV curing vertical driving device according to the present invention;

FIG. 13 is a schematic structural view of a carton board circumferential rotation transfer unit according to the present invention;

FIG. 14 is an enlarged view of a portion of FIG. 13 in accordance with the present invention;

fig. 15 is a front view of the carton board circular rotation transfer unit according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The automatic gluing device for the packaging carton shown in fig. 1-5 comprises a feeding conveying unit 1, a carton board feeding unit 2, a first glue dispensing unit 3, a first UV curing unit 4, a second glue dispensing unit 5, a second UV curing unit 6, a carton board blanking unit 7, a blanking conveying unit 8, a carton board circumference rotation conveying unit 9 and a rotating workbench 10, wherein the carton board circumference rotation conveying unit 9 is arranged on the rotating workbench 10, the carton board feeding unit 2 is arranged on the feeding conveying unit 1, the carton board blanking unit 7 is arranged on the blanking conveying unit 8, the rotating workbench 10 is divided into six stations which are respectively a feeding station 101, a first glue dispensing station 102, a first UV curing station 103, a second glue dispensing station 104, a second UV curing station 105 and a blanking station 106, and the feeding conveying unit 1, the first glue dispensing unit 3, the first UV curing unit 4, the second glue dispensing unit 3, the UV curing unit 4, the UV curing unit, The second glue dispensing unit 5, the second UV curing unit 6 and the blanking conveying unit 8 are respectively located at the positions of the feeding station 101, the first glue dispensing station 102, the first UV curing station 103, the second glue dispensing station 104, the second UV curing station 105 and the blanking station 106, the paper box board circumferential rotary conveying unit 9 can rotate 360 degrees and sequentially passes through the feeding station 101, the first glue dispensing station 102, the first UV curing station 103, the second glue dispensing station 104, the second UV curing station 105 and the blanking station 106, six paper box boards can be clamped on the paper box board circumferential rotary conveying unit 9, and the six paper box boards are arranged in an annular array mode by taking the center of the paper box board circumferential rotary conveying unit 9 as the center of a circle.

As shown in fig. 6-8, the structure of the feeding conveying unit 1 is the same as that of the discharging conveying unit 8, each of the feeding conveying unit 1 and the discharging conveying unit 8 includes a conveying support frame 11, a carton board conveying belt 12, a conveyor belt driving motor 13, a first striker plate 14, a second striker plate 15 and a set of striker plate connecting assemblies 16, the carton board conveying belt 12, the conveyor belt driving motor 13 and the set of striker plate connecting assemblies 16 are all disposed on the conveying support frame 11, the conveyor belt driving motor 13 can drive the carton board conveying belt 12 to rotate circularly, the first striker plate 14 and the second striker plate 15 are disposed on two sides of the carton board conveying belt 12 along the conveying direction, the first striker plate 14 and the second striker plate 15 are symmetrically disposed, the first striker plate 14 and the second striker plate 15 are both connected with the set of striker plate connecting assemblies 16, the set of striker plate connecting assemblies 16 are sequentially disposed along the conveying direction of the carton board conveying belt 12, the striker plate connecting assembly 16 comprises a first horizontal supporting rod 161, a first striker plate connecting plate 162, a second striker plate connecting plate 163 and a set of supporting assemblies 164, the set of supporting assemblies 164 are fixedly arranged on the conveying supporting frame 11, the two pairs of supporting assemblies 164 are symmetrically arranged, two ends of the first horizontal supporting rod 161 are respectively connected with the supporting assemblies 164, the upper ends of the first striker plate connecting plate 162 and the second striker plate connecting plate 163 are sleeved on the first horizontal supporting rod 161, the lower end of the first striker plate connecting plate 162 is fixedly connected with the first striker plate 14, the lower end of the second striker plate connecting plate 163 is fixedly connected with the second striker plate 15, the supporting assemblies 164 comprise a fixed mounting block 165, a first vertical supporting rod 166 and a switching block 167, the fixed mounting block 165 is fixedly arranged on the conveying supporting frame 11, and the lower end of the first vertical supporting rod 166 is fixedly arranged on the fixed mounting block 165, the transfer block 167 is arranged at the upper end of the first vertical support rod 166, the end of the first horizontal support rod 161 is connected with the transfer block 167, the conveying support frame 11 is provided with a material receiving plate 17 and a material discharging plate 18, the material receiving plate 17 is located at the starting end of the paper box board conveying belt 12, the material discharging plate 18 is located at the tail end of the paper box board conveying belt 12, two ends of the first material receiving plate 14 and the second material receiving plate 15 extend to the positions of the material receiving plate 17 and the material discharging plate 18 respectively, the conveying support frame 11 is provided with a material feeding inductor 19 and a material discharging inductor 110, the material feeding inductor 19 is located at the starting end of the paper box board conveying belt 12, and the material discharging inductor 110 is located at the tail end of the paper box board conveying belt 12.

As shown in fig. 6, the carton board feeding unit 2 and the carton board discharging unit 7 have the same structure, each of the carton board feeding unit 2 and the carton board discharging unit 7 includes a receiving and feeding driving cylinder 21, a set of vacuum nozzles 22 and a vacuum nozzle connecting plate 23, the receiving and feeding driving cylinder 21 is fixedly disposed on the conveying support frame 11, the vacuum nozzle connecting plate 23 is connected with a piston rod of the receiving and feeding driving cylinder 21, the set of vacuum nozzles 22 is fixedly disposed on the vacuum nozzle connecting plate 23, and the receiving and feeding driving cylinder 21 can drive the set of vacuum nozzles 22 to move between the carton board circumferential rotation conveying unit 9 and the carton board feeding belt 12.

As shown in fig. 9, the first dispensing unit 3 and the second dispensing unit 5 have the same structure, the first dispensing unit 3 and the second dispensing unit 5 both include a horizontal dispensing driving device 31, a rotary dispensing driving device 32, a vertical dispensing driving device 33, a dispensing gun 34, and a dispensing gun support frame 35, the rotary dispensing driving device 32 is fixedly disposed on the horizontal dispensing driving device 31, the dispensing gun support frame 35 is fixedly disposed on the rotary dispensing driving device 32, the vertical dispensing driving device 33 is disposed on the dispensing gun support frame 35, and the dispensing gun 34 is disposed on the vertical dispensing driving device 33.

As shown in fig. 10, the first UV curing unit 4 and the second UV curing unit 6 have the same structure, each of the first UV curing unit 4 and the second UV curing unit 6 includes a UV curing horizontal driving device 41, a UV curing rotary driving device 42, a UV curing vertical driving device 43, a UV curing lamp 44 and a UV curing support 45, the UV curing rotary driving device 42 is fixedly arranged on the UV curing horizontal driving device 41, the UV curing support 45 is fixedly arranged on the UV curing rotary driving device 42, the UV curing vertical driving device 43 is arranged on the UV curing support 45, and the UV curing lamp 44 is arranged on the UV curing vertical driving device 43.

As shown in fig. 9 and 11, the horizontal dispensing driving device 31 and the horizontal UV curing driving device 41 have the same structure, each of the horizontal dispensing driving device 31 and the horizontal UV curing driving device 41 includes a horizontal driving motor 311, a horizontal screw 312, two symmetrically disposed screw supports 313, at least one first slider 314, a first horizontal support plate 315, two first guide posts 316 and a first guide sliding plate 317, the horizontal screw 312 is disposed on the two symmetrically disposed screw supports 313, the horizontal driving motor 311 is connected with the horizontal screw 312, the horizontal driving motor 311 can drive the horizontal screw 312 to rotate, the first slider 314 is sleeved on the horizontal screw 312, the first horizontal support plate 315 is fixedly connected with the first slider 314, the rotary driving unit 2 is fixedly disposed on the upper end surface of the first horizontal support plate 315, and the two first guide posts 316 are disposed in parallel with the horizontal screw 312, and two first guide posts 316 are respectively positioned at two sides of the horizontal screw 312, the first sliding block 314 and the first guide sliding plate 317 are respectively connected with two ends of the first guide sliding plate 317 in a sliding manner, and the first horizontal support plate 315 is fixedly connected with the first guide sliding plate 317.

The dispensing rotary driving device 32 and the UV curing rotary driving device 42 shown in fig. 9 have the same structure, the dispensing rotary driving device 32 and the UV curing rotary driving device 42 each include a rotary support base 321, a rotary sliding table 322, a hydraulic buffer 323, a thrust ball bearing 324 and a turntable 325, the rotary support base 321 is fixedly arranged on the upper end surface of the first horizontal support plate 315, the rotary sliding table 322 and the thrust ball bearing 324 are both arranged on the rotary support base 321, the rotary sliding table 322 is connected with the thrust ball bearing 324, the hydraulic buffer 323 is connected with the thrust ball bearing 324, the turntable 325 is connected with the thrust ball bearing 324, the machine body 1 is fixedly arranged on the turntable 325, and the lower end portions of the gun support 35 and the UV curing support 45 are respectively fixedly arranged on the turntable 325.

As shown in fig. 12, the dispensing vertical driving device 33 and the UV curing vertical driving device 43 have the same structure, each of the dispensing vertical driving device 33 and the UV curing vertical driving device 43 includes a U-shaped support frame 331, at least one vertical driving cylinder 332 and a vertical lifting plate 333, the U-shaped support frames 331 of the dispensing vertical driving device 33 and the UV curing vertical driving device 43 are respectively and fixedly disposed on a dispensing gun support frame 35 and a UV curing support frame 45, the vertical driving cylinder 332 is fixedly disposed on the U-shaped support frame 331, the vertical lifting plate 333 is connected with a piston rod of the vertical driving cylinder 332, vertical guiding sliding grooves 334 are disposed on inner walls of two opposite surfaces of the U-shaped support frame 331, vertical guiding sliding blocks 335 are disposed on two side walls of the vertical lifting plate 333, the vertical guiding sliding blocks 335 are slidably connected with the vertical guiding sliding grooves 334, a dispensing gun 34 is disposed on the vertical lifting plate 333 of the dispensing vertical driving device 33, the UV curing lamp 44 is arranged on the vertical lifting plate 333 of the UV curing vertical driving device 43.

The carton board circumferential rotation conveying unit 9 shown in fig. 13 includes a supporting disk 91, six pressing devices 92 and a jacking driving device 93, the supporting disk 91 is connected with a rotary table 10, the jacking driving device 93 is arranged in the middle of the supporting disk 91, the six pressing devices 92 are arranged in a circular manner by taking the center of the supporting disk 91 as a circle and are arranged in an annular array manner, the six pressing devices 92 are all arranged on the upper end surface of the supporting disk 91, the six pressing devices 92 and the six stations are arranged in a one-to-one correspondence manner, the pressing devices 92 can sequentially pass through a feeding station 101, a dispensing station one 102, a UV curing station one 103, a dispensing station two 104, a UV curing station two 105 and a blanking station 106, six U-shaped grooves 94 are arranged on the outer circumference of the supporting disk 91, and U-shaped grooves 94 are arranged between the six pressing devices 92.

The pressing device 92 shown in fig. 14 and 15 includes two symmetrically arranged pressing assemblies, the pressing assemblies include a pressing lever 921, a lever supporting seat 922, an elastic supporting column 923, a pressing adapter plate 924, an adapter plate supporting seat 925, a pressing spring 926, a pressing connecting plate 927, a pressing plate 928 and a hinge supporting seat 929, the lever supporting seat 922, the adapter plate supporting seat 925 and the pressing spring 926 are all fixedly arranged on the upper end surface of the supporting disk 91, the middle position of the pressing lever 921 is hinged to the lever supporting seat 922, the pressing lever 921 is arranged along the radial direction of the supporting disk 91, the elastic supporting column 923 is fixedly arranged at one end of the pressing lever 921 near the center of the supporting disk 91, the elastic supporting column 923 is fixedly arranged on the upper end surface of the pressing lever 921, one end of the pressing adapter plate 924 near the center of the supporting disk 91 is connected to the pressing spring 926, the pressing adapter plate 924 is fixedly connected with the pressing connecting plate 927 near one end of the outer circumference of the supporting disc 91, the middle position of the pressing adapter plate 924 is hinged to the adapter plate supporting seat 925, the pressing plate 928 is fixedly connected with the pressing connecting plate 927, the hinged supporting seat 929 is fixedly arranged on the upper end face of the pressing adapter plate 924, and the pressing lever 921 is hinged to the hinged supporting seat 929 near one end of the outer circumference of the supporting disc 91.

In the above structure, the jacking driving device 93 includes a jacking driving cylinder 931, a vertical lifting rod 932, a guide bush 933 and a fan-shaped pressing plate 934, the piston rod of the jacking driving cylinder 931 is connected with the vertical lifting rod 932, the guide bush 933 is fixedly arranged on the support disc 91, the vertical lifting rod 932 and the support disc 91 are coaxially arranged, the upper end of the vertical lifting rod 932 extends out of the guide bush 933, the jacking driving cylinder 931 can drive the vertical lifting rod 932 to slide up and down in the guide bush 933, the fan-shaped pressing plate 934 can be pressed with the elastic support column 523, the fan-shaped pressing plate 934 is fixedly arranged on the upper end of the vertical lifting rod 932 extending out of the guide bush 933, and the fan-shaped pressing plate 934 can be pressed on the pressing device 92 at the positions of the feeding station 101 and the blanking station 106.

Based on the structure, the working method of the automatic gluing device for the packaging carton comprises the following steps:

s1, at the beginning, the six pressing devices 92 are respectively located at the positions of the feeding station 101, the first dispensing station 102, the first UV curing station 103, the second dispensing station 104, the second UV curing station 105 and the blanking station 106;

s2, the feeding and conveying unit 1 works: placing the carton board to be glued on the initial end of the carton board conveying belt 12 of the feeding and conveying unit 1, conveying the carton board by the carton board conveying belt 12, and stopping the carton board conveying belt 12 when the carton board is conveyed to the tail end of the carton board conveying belt 12;

s3, the carton board feeding unit 2 works: the group of vacuum suction nozzles 22 start to suck the carton board at the tail end of the carton board conveyor belt 12 in the step S2, and the receiving and feeding driving cylinder 21 drives the group of vacuum suction nozzles 22 to move towards the direction of the supporting disc 91;

s4, the jack-up driving device 93 is activated: the piston rod of the driving cylinder 931 is jacked up to retract, the vertical lifting rod 932 is driven to move downwards along the guide bushing 933, the fan-shaped pressing plate 934 moves downwards along with the vertical lifting rod 932, at the moment, the fan-shaped pressing plate 934 simultaneously presses down the pressing devices 92 at the positions of the feeding station 101 and the blanking station 106, and the elastic support columns 923 are pressed down in the downward moving process of the fan-shaped pressing plate 934;

s5, the pressing device 92 at the feeding station 101 works: the pressing lever 921 rotates around the lever supporting seat 922, so that the pressing plate 928 is driven to tilt upwards, and the pressing plate 928 is separated from the supporting disc 91;

s6, the carton board feeding unit 2 continues to work: the receiving and feeding driving cylinder 21 drives the group of vacuum suction nozzles 22 to move right above the supporting disc 91, and the group of vacuum suction nozzles 22 release the carton board on the supporting disc 91;

s7, the jack-up driving device 93 is started again: the driving cylinder 931 is jacked up to restore the initial position, the fan-shaped pressing plate 934 moves upwards, the pressing lever 921 returns to the initial position under the action of elastic restoring force of the pressing spring 926, the pressing plate 928 at the position of the loading station 101 presses the carton board on the sewing support disc 91, and dispensing edges are reserved at the outer edge of the carton board;

s8, the rotary workbench 10 starts to rotate to drive the supporting disc 91 to rotate by 60 degrees, and the carton board is rotated to the first glue dispensing station 102 position to wait for first glue dispensing;

s9, the first dispensing unit 3 works: the glue dispensing horizontal driving device 31, the glue dispensing rotary driving device 32 and the glue dispensing vertical driving device 33 respectively adjust the glue dispensing gun 34 to the first glue dispensing position of the carton board from the horizontal direction, the angle direction and the vertical direction;

s10, the rotary workbench 10 starts to rotate to drive the supporting disc 91 to rotate by 60 degrees, the carton board is rotated to the first UV curing station 103 position to wait for the first UV curing, and in the rotating process of the carton board on the step S9, the glue dispensing gun 34 of the first glue dispensing unit 3 performs continuous glue dispensing on the carton board;

s11, UV curing unit one 4 works: the UV curing horizontal driving device 41, the UV curing rotary driving device 42 and the UV curing vertical driving device 43 respectively adjust the UV curing lamp 44 to a proper position from the horizontal direction, the angle direction and the vertical direction, the first UV curing is carried out, and the UV curing is finished;

s12, the rotary workbench 10 starts to rotate to drive the supporting disc 91 to rotate by 60 degrees, and the carton board is rotated to the second glue dispensing station 104 to wait for second glue dispensing;

s13, the second dispensing unit 5 works: the glue dispensing horizontal driving device 31, the glue dispensing rotary driving device 32 and the glue dispensing vertical driving device 33 respectively adjust the glue dispensing gun 34 to a second glue dispensing position of the carton board from the horizontal direction, the angle direction and the vertical direction;

s14, the rotary workbench 10 starts to rotate to drive the supporting disc 91 to rotate by 60 degrees, the carton board is rotated to the position of the second UV curing station 105 to wait for the second UV curing, and in the rotating process of the carton board on the step S13, the glue dispensing guns 34 of the second glue dispensing unit 5 perform continuous glue dispensing on the carton board;

s15, the second UV curing unit 6 works: the UV curing horizontal driving device 41, the UV curing rotary driving device 42 and the UV curing vertical driving device 43 respectively adjust the UV curing lamp 44 to a proper position from the horizontal direction, the angle direction and the vertical direction, and the second UV curing is carried out, and the UV curing is finished;

s16, the rotary workbench 10 starts to rotate to drive the supporting disc 91 to rotate by 60 degrees, and the carton board is rotated to the position of the blanking station 106 to wait for blanking;

s17, the jack-up driving device 93 operates: repeating the steps S4-S5, wherein the material pressing plate 928 and the supporting disc 91 of the blanking station 106 are separated for subsequent blanking;

s18, the carton board blanking unit 7 works: the piston rod of the receiving and feeding driving cylinder 21 extends out to drive the group of vacuum nozzles 22 to extend to the position right above the carton board, the group of vacuum nozzles 22 starts to adsorb the carton board in the step S16, the piston rod of the receiving and feeding driving cylinder 21 retracts to drive the group of vacuum nozzles 22 to move towards the direction of the feeding and conveying unit 8, the group of vacuum nozzles 22 of the carton board feeding unit 7 moves to the position right above the carton board conveying belt 12, and the group of vacuum nozzles 22 releases the carton board on the feeding and conveying unit 8;

s19, the blanking conveying unit 8 works: the starting end of the carton board conveying belt 12 receives the carton boards and starts to convey the carton boards.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides an automatic gluing device of packing carton which characterized in that: comprises a feeding conveying unit (1), a carton board feeding unit (2), a glue dispensing unit I (3), a UV curing unit I (4), a glue dispensing unit II (5), a UV curing unit II (6), a carton board blanking unit (7), a blanking conveying unit (8), a carton board circumference rotation conveying unit (9) and a rotary workbench (10), wherein the carton board circumference rotation conveying unit (9) is arranged on the rotary workbench (10), the carton board feeding unit (2) is arranged on the feeding conveying unit (1), the carton board blanking unit (7) is arranged on the blanking conveying unit (8), the rotary workbench (10) is divided into six stations which are a feeding station (101), a glue dispensing station I (102), a UV curing station I (103), a glue dispensing station II (104), a UV curing station II (105) and a blanking station (106) respectively, the feeding conveying unit (1), the dispensing unit I (3), the UV curing unit I (4), the dispensing unit II (5), the UV curing unit II (6) and the blanking conveying unit (8) are respectively positioned at a feeding station (101), a dispensing station I (102), a UV curing station I (103), a dispensing station II (104), a UV curing station II (105) and a blanking station (106), the carton board circumferential rotary conveying unit (9) can rotate 360 degrees and sequentially passes through a feeding station (101), a glue dispensing station I (102), a UV curing station I (103), a glue dispensing station II (104), a UV curing station II (105) and a discharging station (106), and six carton boards can be clamped on the carton board circumferential rotary conveying unit (9), and the six carton boards are arranged in an annular array mode by taking the center of the carton board circumference rotating and transmitting unit (9) as the center of a circle.

2. The automatic gluing device for packaging cartons according to claim 1, characterized in that: the structure of the feeding conveying unit (1) is the same as that of the blanking conveying unit (8), the feeding conveying unit (1) and the blanking conveying unit (8) respectively comprise a conveying support frame (11), a carton board conveying belt (12), a conveyor belt driving motor (13), a first baffle plate (14), a second baffle plate (15) and a group of baffle plate connecting assemblies (16), the carton board conveying belt (12), the conveyor belt driving motor (13) and the group of baffle plate connecting assemblies (16) are arranged on the conveying support frame (11), the conveyor belt driving motor (13) can drive the carton board conveying belt (12) to rotate circularly, the first baffle plate (14) and the second baffle plate (15) are positioned on two sides of the carton board conveying belt (12) along the conveying direction, the first baffle plate (14) and the second baffle plate (15) are symmetrically arranged, the first baffle plate (14) and the second baffle plate (15) are both connected with the group of baffle plate connecting assemblies (16), carry and be equipped with on support frame (11) and connect flitch (17) and play flitch (18), connect flitch (17) to be located the start end that the cardboard board took area (12), it is located the end that the cardboard board took area (12) to go out flitch (18), the both ends of striker plate one (14) and striker plate two (15) extend to respectively and connect flitch (17) and play flitch (18) position department, be equipped with feeding inductor (19) and ejection of compact inductor (110) on carrying support frame (11), feeding inductor (19) are located the start end that the cardboard board took area (12), ejection of compact inductor (110) are in the end that the cardboard board took area (12).

3. The automatic gluing device for packaging cartons according to claim 2, characterized in that: the carton board feeding unit (2) and the carton board discharging unit (7) are identical in structure, the carton board feeding unit (2) and the carton board discharging unit (7) respectively comprise a receiving and feeding driving cylinder (21), a group of vacuum suction nozzles (22) and a vacuum suction nozzle connecting plate (23), the receiving and feeding driving cylinder (21) is fixedly arranged on the conveying support frame (11), the vacuum suction nozzle connecting plate (23) is connected with a piston rod of the receiving and feeding driving cylinder (21), the group of vacuum suction nozzles (22) are fixedly arranged on the vacuum suction nozzle connecting plate (23), and the receiving and feeding driving cylinder (21) can drive the group of vacuum suction nozzles (22) to move between the carton board circumferential rotary conveying unit (9) and the carton board conveying belt (12).

4. The automatic gluing device for packaging cartons according to claim 1, characterized in that: the structure of the first dispensing unit (3) and the second dispensing unit (5) is the same, the first dispensing unit (3) and the second dispensing unit (5) comprise a horizontal dispensing driving device (31), a rotary dispensing driving device (32), a vertical dispensing driving device (33), a dispensing gun (34) and a dispensing gun support frame (35), the rotary dispensing driving device (32) is fixedly arranged on the horizontal dispensing driving device (31), the gun support frame (35) is fixedly arranged on the rotary dispensing driving device (32), the vertical dispensing driving device (33) is arranged on the gun support frame (35), and the dispensing gun (34) is arranged on the vertical dispensing driving device (33).

5. An automatic gluing device for packaging cartons, as claimed in claim 3, characterised in that: the structure of UV solidification unit (4) and UV solidification unit two (6) is the same, UV solidification unit (4) and UV solidification unit two (6) all include UV solidification horizontal drive arrangement (41), UV solidification rotary driving device (42), the vertical drive arrangement (43) of UV solidification, UV solidification lamp (44) and UV solidification support frame (45), UV solidification rotary driving device (42) is fixed to be set up on UV solidification horizontal drive arrangement (41), UV solidification support frame (45) is fixed to be set up on UV solidification rotary driving device (42), the vertical drive arrangement (43) of UV solidification sets up on UV solidification support frame (45), UV solidification lamp (44) set up on the vertical drive arrangement (43) of UV solidification.

6. The automatic gluing device for packaging cartons as claimed in claim 4, characterized in that: the horizontal dispensing driving device (31) and the horizontal UV curing driving device (41) are identical in structure, the horizontal dispensing driving device (31) and the horizontal UV curing driving device (41) respectively comprise a horizontal driving motor (311), a horizontal screw rod (312), two symmetrically arranged screw rod supporting seats (313), at least one first sliding block (314), a first horizontal supporting plate (315), two first guide posts (316) and a first guide sliding plate (317), the horizontal screw rod (312) is arranged on the two symmetrically arranged screw rod supporting seats (313), the horizontal driving motor (311) is connected with the horizontal screw rod (312), the horizontal driving motor (311) can drive the horizontal screw rod (312) to rotate, the first sliding block (314) is sleeved on the horizontal screw rod (312), the first horizontal supporting plate (315) is fixedly connected with the first sliding block (314), and the machine rotation driving unit (2) is fixedly arranged on the upper end face of the first horizontal supporting plate (315), the two guide posts I (316) and the horizontal screw rod (312) are arranged in parallel, the two guide posts I (316) are respectively positioned at two sides of the horizontal screw rod (312), the sliding block I (314) and the guide sliding plate I (317) are respectively connected with two ends of the guide sliding plate I (317) in a sliding manner, and the horizontal support plate I (315) is fixedly connected with the guide sliding plate I (317); the dispensing rotary driving device (32) and the UV curing rotary driving device (42) have the same structure, the dispensing rotary driving device (32) and the UV curing rotary driving device (42) both comprise a rotary supporting seat (321), a rotary sliding table (322), a hydraulic buffer (323), a thrust ball bearing (324) and a turntable (325), the rotary supporting seat (321) is fixedly arranged on the upper end surface of the horizontal supporting plate I (315), the rotary sliding table (322) and the thrust ball bearing (324) are both arranged on the rotary supporting seat (321), the rotating sliding table (322) is connected with a thrust ball bearing (324), the hydraulic buffer (323) is connected with the thrust ball bearing (324), the turntable (325) is connected with the thrust ball bearing (324), the machine body (1) is fixedly arranged on the turntable (325), the lower end parts of the dispensing gun support frame (35) and the UV curing support frame (45) are respectively and fixedly arranged on the turntable (325).

7. The automatic gluing device for packaging cartons as claimed in claim 6, characterized in that: the dispensing vertical driving device (33) and the UV curing vertical driving device (43) are identical in structure, the dispensing vertical driving device (33) and the UV curing vertical driving device (43) respectively comprise a U-shaped support frame (331), at least one vertical driving cylinder (332) and a vertical lifting plate (333), the U-shaped support frames (331) of the dispensing vertical driving device (33) and the UV curing vertical driving device (43) are respectively and fixedly arranged on a dispensing gun support frame (35) and a UV curing support frame (45), the vertical driving cylinders (332) are fixedly arranged on the U-shaped support frames (331), the vertical lifting plates (333) are connected with piston rods of the vertical driving cylinders (332), vertical guide sliding chutes (334) are respectively arranged on the inner walls of two opposite surfaces of the U-shaped support frames (331), and vertical guide sliding blocks (335) are arranged on two side walls of the vertical lifting plates (333), vertical direction slider (335) and vertical direction spout (334) sliding connection, it is equipped with some glue rifle (34) on vertical lifter plate (333) of vertical drive arrangement (33) to point, be equipped with UV solidification lamp (44) on the vertical lifter plate (333) of the vertical drive arrangement (43) of UV solidification.

8. The automatic gluing device for packaging cartons according to claim 1, characterized in that: the carton board circumference rotating and conveying unit (9) comprises a supporting disc (91), six pressing devices (92) and a jacking driving device (93), the supporting disc (91) is connected with a rotating workbench (10), the jacking driving device (93) is arranged in the middle of the supporting disc (91), the six pressing devices (92) are arranged in a circular mode by taking the center of the supporting disc (91) as a circle and according to an annular array mode, the six pressing devices (92) are arranged on the upper end face of the supporting disc (91), the six pressing devices (92) and the six stations are arranged in a one-to-one correspondence mode, the pressing devices (92) can sequentially pass through a feeding station (101), a dispensing station I (102), a UV curing station I (103), a dispensing station II (104), a UV curing station II (105) and a blanking station (106), six U-shaped grooves (94) are formed in the outer circumference of the supporting disc (91), u-shaped grooves (94) are formed among the six pressing devices (92).

9. The automatic gluing device for packaging cartons according to claim 1, characterized in that: the pressing device (92) comprises two symmetrically-arranged pressing components, each pressing component comprises a pressing lever (921), a lever supporting seat (922), an elastic supporting column (923), a pressing adapter plate (924), an adapter plate supporting seat (925), a pressing spring (926), a pressing connecting plate (927), a pressing plate (928) and a hinge supporting seat (929), the lever supporting seat (922), the adapter plate supporting seat (925) and the pressing spring (926) are fixedly arranged on the upper end face of the supporting disc (91), the middle position of the pressing lever (921) is hinged to the lever supporting seat (922), the pressing lever (921) is arranged along the radial direction of the supporting disc (91), the elastic supporting column (923) is fixedly arranged at one end, close to the center of the supporting disc (91), of the pressing lever (921), and the elastic supporting column (923) is fixedly arranged on the upper end face of the pressing lever (921), one end, close to the center of the supporting disc (91), of the pressing adapter plate (924) is connected with the pressing spring (926), one end, close to the outer circumference of the supporting disc (91), of the pressing adapter plate (924) is fixedly connected with the pressing connecting plate (927), the middle position of the pressing adapter plate (924) is hinged to the adapter plate supporting seat (925), the pressing plate (928) is fixedly connected with the pressing connecting plate (927), the hinged supporting seat (929) is fixedly arranged on the upper end face of the pressing adapter plate (924), and one end, close to the outer circumference of the supporting disc (91), of the pressing lever (921) is hinged to the hinged supporting seat (929); the jacking driving device (93) comprises a jacking driving cylinder (931), a vertical lifting rod (932), a guide bush (933) and a fan-shaped pressing plate (934), the piston rod of the jacking driving cylinder (931) is connected with a vertical lifting rod (932), the guide bush (933) is fixedly arranged on the support disc (91), and a vertical lifting rod (932) and the supporting disc (91) are coaxially arranged, the upper end part of the vertical lifting rod (932) extends out of a guide bush (933), and the jack-up driving cylinder (931) can drive the vertical lifting rod (932) to slide up and down in the guide bush (933), the fan-shaped pressing plate (934) can be pressed with the elastic supporting column (523), the fan-shaped pressing plate (934) is fixedly arranged on the upper end part of the vertical lifting rod (932) extending out of the guide bush (933), and the fan-shaped pressing plate (934) can be pressed on the pressing device (92) at the positions of the feeding station (101) and the blanking station (106).

10. The working method of the automatic gluing device for the packaging carton is characterized in that: the method comprises the following steps:

s1, at the beginning, the six pressing devices (92) are respectively located at the positions of a feeding station (101), a dispensing station I (102), a UV curing station I (103), a dispensing station II (104), a UV curing station II (105) and a blanking station (106);

s2, the feeding and conveying unit (1) works: placing the carton board to be glued on the starting end of a carton board conveying belt (12) of the feeding conveying unit (1), conveying the carton board by the carton board conveying belt (12), and stopping the carton board conveying belt (12) when the carton board is conveyed to the tail end of the carton board conveying belt (12);

s3, the carton board feeding unit (2) works: the group of vacuum suction nozzles (22) start to suck the carton board at the tail end of the carton board conveying belt (12) in the step S2, and the collecting and feeding driving cylinder (21) drives the group of vacuum suction nozzles (22) to move towards the direction of the supporting disc (91);

s4, starting a jacking driving device (93): a piston rod of the driving cylinder (931) is jacked to retract, the vertical lifting rod (932) is driven to move downwards along the guide bushing (933), the fan-shaped pressing plate (934) moves downwards along with the vertical lifting rod (932), the fan-shaped pressing plate (934) simultaneously presses down the pressing devices (92) at the positions of the feeding station (101) and the discharging station (106), and the elastic supporting columns (923) are pressed down in the downward moving process of the fan-shaped pressing plate (934);

s5, the pressing device (92) at the feeding station (101) works: the pressing lever (921) rotates around the lever supporting seat (922), so that the pressing plate (928) is driven to tilt upwards, and the pressing plate (928) is separated from the supporting disc (91);

s6, the carton board feeding unit (2) continues to work: the receiving and feeding driving cylinder (21) drives a group of vacuum suction nozzles (22) to move to the position right above the supporting disc (91), and the group of vacuum suction nozzles (22) release the carton board on the supporting disc (91);

s7, the jack-up driving device (93) is started again: the jacking driving cylinder (931) returns to the initial position, the fan-shaped pressing plate (934) moves upwards, the pressing lever (921) returns to the initial position under the action of elastic restoring force of the pressing spring (926), the pressing plate (928) at the position of the loading station (101) presses the carton board on the sewing support disc (91), and a dispensing edge is reserved at the outer edge of the carton board;

s8, the rotary workbench (10) is started to rotate to drive the supporting disc (91) to rotate by 60 degrees, and the carton board is rotated to a glue dispensing station I (102) position to wait for first glue dispensing;

s9, the first dispensing unit (3) works: the glue dispensing horizontal driving device (31), the glue dispensing rotary driving device (32) and the glue dispensing vertical driving device (33) respectively adjust the glue dispensing gun (34) to the first glue dispensing position of the carton board from the horizontal direction, the angle direction and the vertical direction;

s10, the rotary workbench (10) is started to rotate to drive the supporting disc (91) to rotate by 60 degrees, the carton board is rotated to a first UV curing station (103) position to wait for first UV curing, and in the rotating process of the carton board on the step S9, the glue dispensing gun (34) of the glue dispensing unit I (3) is used for continuously dispensing the carton board;

s11, UV curing unit one (4) operation: the UV curing horizontal driving device (41), the UV curing rotary driving device (42) and the UV curing vertical driving device (43) respectively adjust a UV curing lamp (44) to a proper position from the horizontal direction, the angle direction and the vertical direction, the first UV curing is carried out, and the UV curing is finished;

s12, the rotary workbench (10) is started to rotate to drive the supporting disc (91) to rotate by 60 degrees, and the carton board is rotated to the position of the second dispensing station (104) to wait for second dispensing;

s13, the second dispensing unit (5) works: the glue dispensing horizontal driving device (31), the glue dispensing rotary driving device (32) and the glue dispensing vertical driving device (33) respectively adjust the glue dispensing gun (34) to a second glue dispensing position of the carton board from the horizontal direction, the angle direction and the vertical direction;

s14, the rotary workbench (10) is started to rotate to drive the supporting disc (91) to rotate by 60 degrees, the carton board is rotated to the position of the UV curing station II (105) to wait for the second UV curing, and in the rotating process of the carton board on the step S13, the glue dispensing gun (34) of the glue dispensing unit II (5) performs continuous glue dispensing on the carton board;

s15, operation of the UV curing unit II (6): the UV curing horizontal driving device (41), the UV curing rotary driving device (42) and the UV curing vertical driving device (43) respectively adjust the UV curing lamp (44) to a proper position from the horizontal direction, the angle direction and the vertical direction, the second UV curing is carried out, and the UV curing is finished;

s16, the rotary workbench (10) is started to rotate to drive the supporting disc (91) to rotate by 60 degrees, and the carton board is rotated to the position of the blanking station (106) to wait for blanking;

s17, the jack-up driving device (93) works: repeating the steps S4-S5, wherein the material pressing plate (928) and the supporting disc (91) of the blanking station (106) are separated for subsequent blanking;

s18, the carton board blanking unit (7) works: a piston rod of the receiving and feeding driving cylinder (21) extends out to drive a group of vacuum suction nozzles (22) to extend to the position right above the carton board, the group of vacuum suction nozzles (22) start to adsorb the carton board in the step S16, the piston rod of the receiving and feeding driving cylinder (21) retracts to drive the group of vacuum suction nozzles (22) to move towards the direction of the blanking conveying unit (8), the group of vacuum suction nozzles (22) of the carton board blanking unit (7) moves to the position right above the carton board conveying belt (12), and the group of vacuum suction nozzles (22) release the carton board on the blanking conveying unit (8);

s19, the blanking conveying unit (8) works: the starting end of the carton board conveying belt (12) receives the carton board and starts to convey the carton board.