CN111605243A

CN111605243A - Paste case folding device that ultra-large-scale corrugated paper printing interlocking line was used

Info

Publication number: CN111605243A
Application number: CN202010447680.7A
Authority: CN
Inventors: 何国胜; 庞少辉; 李珊; 曾伟军
Original assignee: Guangzhou Keshenglong Carton Packing Machine Co Ltd
Current assignee: Guangzhou Keshenglong Carton Packing Machine Co Ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-09-01
Anticipated expiration: 2040-05-25
Also published as: CN111605243B

Abstract

The invention discloses a paste box folding device for an ultra-large corrugated paper printing linkage line, which comprises a paste box part, a box folding part, a counting discharge part and a pressing part which are sequentially connected; the folding box part comprises a paperboard conveying mechanism and a folding mechanism, the box pasting part and the folding mechanism are sequentially arranged above the paperboard conveying mechanism along the paperboard conveying direction, the counting discharge part is connected with the output end of the paperboard conveying mechanism, and the press fit part is connected with the output end of the counting discharge part. The paste box folding device is designed aiming at the printing process of the ultra-large corrugated paper, so that the ultra-large paper board can directly enter the subsequent procedures to perform the processes of pasting, folding, counting, discharging, pressing and the like after the printing and die cutting processes are finished; the automatic production line can replace the traditional manual operation, overcomes the defect that the traditional printing linkage line can only be suitable for printing small-sized paperboards but can not be suitable for printing large-sized or ultra-large paperboards, realizes the high-speed automatic production of ultra-large corrugated paper by matching with printing equipment, improves the production efficiency and also improves the production safety.

Description

Paste case folding device that ultra-large-scale corrugated paper printing interlocking line was used

Technical Field

The invention relates to the field of corrugated paper printing equipment, in particular to a box pasting and folding device for an ultra-large corrugated paper printing linkage line.

Background

The corrugated case is visible everywhere in life as a packing box of products, the surface of the corrugated case is generally printed with information such as product related information, advertising and the like, and the information is generally printed directly by printing equipment in the production process of the corrugated case. With the development of the times, the environmental protection requirement is higher and higher, and some large or ultra-large commodities (such as large refrigerators, various production equipment and the like) are gradually changed from the traditional wood box packaging mode to the wood frame and corrugated case combined packaging mode. In order to meet the production requirements of the ultra-large corrugated case, the applicant has developed an ultra-large corrugated case printing machine (the specific structure of which is disclosed in the invention patent with the publication number of CN 106985508B), but in actual production, the production process of the corrugated case not only includes a printing process, but also includes paper feeding process before printing, slotting after printing, die cutting, box pasting folding and other processes. Under the condition that some processes can not be automatically carried out through equipment, the processes can only be completed manually, but the corrugated board has very large specification, so that the manual operation difficulty is very high, and the production efficiency is low. Therefore, in order to better realize the high-speed production of the ultra-large corrugated case, the traditional corrugated case production line not only needs to adjust and improve the printing process, but also has important significance for the adjustment and improvement of other processes.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a box pasting and folding device for an ultra-large corrugated paper printing linkage line, which can replace manual operation, is matched with printing equipment to realize high-speed automatic production of ultra-large corrugated paper and improves the production efficiency.

The technical scheme of the invention is as follows: a paste box folding device for an ultra-large corrugated paper printing linkage line comprises a paste box part, a box folding part, a counting discharge part and a pressing part which are sequentially connected;

the folding box part comprises a paperboard conveying mechanism and a folding mechanism, the box pasting part and the folding mechanism are sequentially arranged above the paperboard conveying mechanism along the paperboard conveying direction, the counting discharge part is connected with the output end of the paperboard conveying mechanism, and the press fit part is connected with the output end of the counting discharge part. In the device, the input end of the folding mechanism is externally connected with a printing and die cutting part of the ultra-large corrugated paper printing linkage line, namely, after a paper board is printed and die-cut, the paper board enters the device to be pasted with boxes, folded with boxes, counted, discharged and pressed, and finally the ultra-large corrugated paper printing linkage line is sent out in a stacking manner.

In the box folding part, the paperboard conveying mechanism comprises a first main bridge, a second main bridge, a first upper paper pressing beam and a second upper paper pressing beam, the first main bridge and the second main bridge are arranged in parallel, the first upper paper pressing beam is arranged above the input end of the first main bridge, and the second upper paper pressing beam is arranged above the input end of the second main bridge; along the paperboard conveying direction, the first main bridge and the second main bridge are respectively in a gradually rising inclined state.

First main axle and second main axle all adopt the belt formula structure of induced drafting, include the main axle tuber pipe respectively, the main axle fan, main axle conveyor belt actuating mechanism and main axle conveyor belt straining device, the main axle tuber pipe is the open cavity box structure in top, main axle tuber pipe lateral wall is connected with the main axle fan, main axle conveyor belt covers in main axle tuber pipe surface and carries out the circulation rotation along main axle tuber pipe surface, main axle conveyor belt's surface distribution has a plurality of through-holes, main axle conveyor belt twines on main axle conveyor belt actuating mechanism, main axle conveyor belt straining device locates main axle tuber pipe below and meets with main axle conveyor belt. The main bridge air pipe forms adsorption force on the paper board through a main bridge conveying belt with through holes, so that the paper board is adsorbed on the surface of the main bridge conveying belt and conveyed forwards along with the rotation of the main bridge conveying belt; the main axle conveying belt driving mechanism comprises a belt driving motor, a belt driving wheel and a plurality of belt driving wheels, the power output end of the belt driving motor is connected with the belt driving wheel, a belt is wound between the belt driving wheel and each belt driving wheel, and after the belt driving motor outputs power, the belt driving wheel drives the main axle conveying belt to rotate along each belt driving wheel, so that the main axle conveying belt realizes conveying motion relative to the surface of a main axle air pipe.

The main axle conveying belt tensioning mechanism comprises a tensioning wheel, a tensioning cylinder, a tensioning sliding block and a tensioning guide groove, wherein a mounting plate extends downwards from the bottom of a main axle air pipe, the tensioning guide groove is formed in the mounting plate, the tensioning sliding block is matched with the tensioning guide groove, the surface of the tensioning wheel is connected with the main axle conveying belt, a wheel shaft of the tensioning wheel is fixedly connected with the tensioning sliding block, and the tensioning sliding block is fixedly connected with the tail end of a piston of the tensioning cylinder. Under the condition that the equipment runs, a tensioning cylinder is started, a piston of the tensioning cylinder pushes a tensioning wheel to extend out through a tensioning sliding block, and a main bridge conveying belt is in a tensioning state; when the equipment is shut down, the cylinder contracts to reset the tensioning wheel, and the main bridge conveying belt restores to a relaxed state, so that the deformation of the main bridge conveying belt caused by the long-term tensile state of the main bridge conveying belt is avoided, and the service life of the main bridge conveying belt can be prolonged. According to the actual conditions of the equipment, one group or a plurality of groups of main axle conveying belt tensioning mechanisms can be arranged on the main axle conveying belt, and then the tensioning degree can be adjusted by starting according to actual needs.

The structure that presses the paper beam on first last platen beam and the second is the same, includes rubber tyer, rubber tyer installation department, clamp plate, line ball board, roof beam push pedal and elevating system respectively, and the rubber tyer is installed in rubber tyer installation department bottom along cardboard direction of delivery, and along cardboard direction of delivery, the place ahead of rubber tyer installation department is located to the clamp plate, and the outside of rubber tyer installation department is located to the line ball board, and the top of rubber tyer installation department is located to the roof beam push pedal, and elevating system installs on the roof beam push pedal and elevating system's end and rubber tyer installation department fixed connection. The rubber wheel mounting part and the upper beam push plate mainly play a role in mounting and supporting other components; in the process of conveying the paper boards by the first main axle and the second main axle, the rubber wheels and the pressing plates are pressed on the surfaces of the paper boards, so that unnecessary shaking of the paper boards in the conveying process or the subsequent folding process due to overlarge areas can be avoided, and the folding accuracy is ensured; the line pressing plate is used for aligning to a preset longitudinal folding line of the paperboard, so that the accuracy of subsequent folding is guaranteed; the lifting mechanism is used for adjusting the gap between the rubber wheel and the main axle conveying belt to enable the rubber wheel to be adaptive to the thickness of the paper board, and under the ordinary condition, the lifting mechanism adopts a lifting mechanism with a common structure in the market, namely, the speed reducing motor drives the lifter through the power transmission assembly, and the lifter drives the rubber wheel mounting part to lift or descend, so that the rising or descending motion of the rubber wheel, the pressing plate and the line pressing plate is realized. According to the actual need of equipment, still can reserve the lead screw installation position on the upper beam push pedal, through the external lead screw adjustment mechanism in lead screw installation position, can promote the upper beam push pedal and drive whole first on press the paper beam or the second on press the paper beam and remove about to the width needs and the position needs of first main axle, second main axle of adaptation cardboard.

The folding mechanism comprises a middle supporting rod and two groups of folding rod assemblies, the middle supporting rod is arranged between the first main bridge and the second main bridge, and the top surface of the middle supporting rod and the top surfaces of the first main bridge and the second main bridge are positioned in the same plane; the two groups of folding rod assemblies are symmetrically arranged on the side edges of the first main bridge and the second main bridge;

each folding rod component comprises an upper folding guide rod, a lower folding guide rod and an adjusting rod component, the heights of the upper folding guide rod and the lower folding guide rod are gradually increased and then gradually decreased along the conveying direction of the paper board, and the curvature formed by the upper folding guide rod is larger than that formed by the lower folding guide rod; meanwhile, along the conveying direction of the paper board, the horizontal distance between two upper folding guide rods in the two groups of folding rod assemblies is gradually reduced; each upper folding rod and each lower folding rod are fixedly arranged on the first main bridge or the second main bridge through a plurality of adjusting rod assemblies respectively. Wherein, the crookedness of folding guide arm or folding guide arm down in the adjusting lever subassembly is used for adjusting, make its specification that suits with cardboard in the actual production, the adjusting lever subassembly mainly includes adjusting lever and guide bar clamp, the lower extreme of adjusting lever forms the contained angle of angle adjustable in the vertical face for first main bridge or second main bridge, the upper end setting of adjusting lever is used for folding guide arm or folding guide arm's down guide bar clamp in the centre gripping, during the use, through adjusting the inclination of adjusting lever in the vertical face, can realize folding guide arm or folding guide arm's crookedness and horizontal distance's regulation down. Because the paste box folding device is mainly used for processing the ultra-large corrugated board, the middle supporting rod is additionally arranged between the first main bridge and the second main bridge, the stability of conveying the corrugated board in the folding process can be effectively improved, and the folding effect is prevented from being influenced by bending of the corrugated board; meanwhile, the upper folding guide rod and the lower folding guide rod are respectively arranged on the two sides of the paper board, so that the upper part and the lower part of the side surface of the paper board can be supported simultaneously, the folding action is stably carried out, and the folding effect of the paper board is further guaranteed. In addition, a plurality of lead screws can be arranged among the first main axle, the second main axle and the middle supporting rod, and the lead screws are externally connected with a power device, so that the horizontal distance among the first main axle, the second main axle and the middle supporting rod can be adjusted according to actual requirements such as paperboard specifications.

The paste box part comprises a waste cleaning mechanism and a glue spraying mechanism which are sequentially arranged along the conveying direction of the paperboard; clear useless mechanism has the multiunit, distributes in the entry end top of first main bridge and second main bridge side by side, spouts gluey mechanism to have a set of, locates the outside of first main bridge or second main bridge, spouts the top that gluey mouth is located cardboard one side border of spouting in the gluey mechanism. The glue spraying mechanism and the waste cleaning mechanism can adopt the same structure as that of the traditional small and medium corrugated paper printing equipment; clear useless mechanism mainly utilizes tuber pipe or brush to clear up the dust on cardboard surface, spouts gluey mechanism then utilizes external glue storage device's the glue that spouts to spout the cardboard border through its below to glue, and the shaping is glued in the follow-up folding and gluing of being convenient for, according to the folding limit design condition of cardboard, spouts gluey mechanism and can locate the outside of first main bridge, also can locate the outside of second main bridge.

The counting and discharging part comprises a support frame, a lifting conveying platform and an auxiliary bearing mechanism, the lifting conveying platform and the auxiliary bearing mechanism are respectively arranged in the support frame, and the auxiliary bearing mechanism is arranged above the lifting conveying platform; the auxiliary bearing mechanism comprises a front bearing part and a rear bearing part, the front bearing part is positioned at the front end of the paper board, and the rear bearing part is positioned at the rear end of the paper board along the paper board conveying direction; a paperboard counter is also arranged on the supporting frame; the joint of the supporting frame and the folding box part is also provided with a paper pressing input assembly. The support frame is mainly used as a support structure of the whole counting discharge part and provides an installation foundation for other components; the lifting conveying platform bears the functions of paper receiving and discharging, the paper boards are fed one by one and stacked on the lifting conveying platform, the height of the lifting conveying platform gradually decreases along with the increase of the paper boards, the height of the plane where the topmost paper board is located is ensured to be matched with the feeding height of a new paper board, and when the paper boards on the lifting conveying platform are stacked to a set value, the lifting conveying platform is used for carrying out horizontal conveying, and the stacked paper boards are fed into a subsequent pressing part; supplementary bearing mechanism's effect is, piles up and to reach the setting value and need discharge when the cardboard on the lift transport platform, and this in-process lift transport platform can't realize incessant paper that connects, starts supplementary bearing mechanism this moment and connects paper, treats lift transport platform and accomplishes the cardboard and discharge and return support frame upper portion after, supplementary bearing mechanism stop work and reset, and the cardboard of accepting falls into lift transport bench. The cardboard counter is used for calculating the cardboard quantity that falls into on the lift transport platform in real time, adopts the general counter in market, according to the actual need of equipment install on the support frame can. The paper pressing input assembly serves as an input end of the counting discharge part, the paper pressing belt and the conveying wheel are matched, the conveying wheel is distributed below the paper pressing belt in a row, the conveying wheel is connected with an output end of the box folding part, the paper pressing belt is arranged above the conveying wheel and an output end of the box folding part, gaps among the paper pressing belt, the conveying wheel and the output end of the box folding part are adjusted according to the actual thickness of the paper board, and stable transition of the paper board entering the counting discharge part from the box folding part is achieved.

The lifting conveying platform comprises a lifting platform, a discharge conveying belt, first lifting chain assemblies, balancing weights and balancing weight chain assemblies, wherein the discharge conveying belt is arranged on the surface of the lifting platform, a plurality of groups of first lifting chain assemblies are distributed on the periphery of the lifting platform, the balancing weights are arranged on one side or two sides of the lifting platform, a plurality of groups of balancing weight chain assemblies are distributed on the periphery of the balancing weights, and the moving direction of the balancing weights is opposite to the moving direction of the lifting platform. Wherein, the quantity and the mounted position of first lifting chain subassembly can set up according to the actual demand of equipment, and under general condition, set up a set of, two sets of or three first lifting chain subassemblies of group respectively symmetrically in the both sides of lift platform, can ensure that the stationarity of lift platform operation can. The first lifting chain assembly comprises a first lifting chain and first lifting chain wheels, the side edges of the lifting platform are fixedly installed on the first lifting chain through fixing pieces, the upper end and the lower end of the first lifting chain are respectively provided with the first lifting chain wheels, each first lifting chain wheel is installed on the supporting frame, in the first lifting chain assemblies of multiple groups, at least one first lifting chain wheel serves as an external power driving mechanism (such as a motor and a reduction gearbox) of the driving chain wheel, other first lifting chain wheels serve as driven wheels, and the first lifting chain wheels are connected with the driving chain wheel through other power transmission parts (such as a belt, a chain or a rack) and run synchronously. Selecting the weight of the balancing weight according to the specifications of the paperboards, the weight of the paperboards corresponding to the set stacking number of the paperboards and other parameters; the quantity and the mounted position of counter weight chain subassembly also set up according to the actual demand of equipment, and under general condition, the bilateral symmetry at the balancing weight sets up a set of or two sets of, can ensure that the stationarity that the balancing weight goes up and down can. The specific structure of counter weight chain subassembly is similar with first lift chain subassembly, including counter weight chain and counter weight sprocket, the both ends of counter weight chain respectively with balancing weight and lift platform fixed connection, the middle part of counter weight chain is equipped with the counter weight sprocket, the counter weight sprocket is installed on support frame upper portion, the counter weight chain subassembly need not external power drive mechanism, drive it by lift platform's lift and carry out reverse motion can. In order to further improve the operation stability of the lifting platform, a lifting guide rail can be arranged between the side surface of the lifting platform and the support frame, so that a guiding effect is provided for the lifting motion of the lifting platform.

In the auxiliary bearing mechanism, a front bearing part comprises a front supporting plate, a front supporting plate moving rack, a front supporting plate moving gear, a front supporting plate driving shaft and a front supporting plate driving motor, wherein a plurality of front supporting plate moving racks are distributed at the bottom part of the front supporting plate;

in the auxiliary bearing mechanism, the rear bearing part comprises a rear supporting plate, a rear supporting plate moving rack, a rear supporting plate moving gear, a rear supporting plate driving shaft and a rear supporting plate driving motor, a plurality of rear supporting plate moving racks are distributed at the bottom of the rear supporting plate, the output end of the rear supporting plate driving motor is connected with the rear supporting plate driving shaft through a second synchronous belt component, a plurality of rear supporting plate moving gears are distributed on the rear supporting plate driving shaft, and each rear supporting plate moving gear is correspondingly matched with one rear supporting plate moving rack.

The pressing part comprises a pressing lifting table and second lifting chain components, the bottom of the pressing lifting table is flat, and a plurality of groups of second lifting chain components are arranged on the periphery of the pressing lifting table; and a paperboard stacking and conveying platform is arranged below the pressing lifting platform. The pressfitting elevating platform, second lifting chain subassembly and cardboard are piled up conveying platform and are installed respectively in the frame that the pressfitting portion corresponds, and wherein, the quantity and the concrete mounted position of second lifting chain subassembly can set up according to the actual demand of equipment, and under the general condition, set up a set of, two sets of or three sets of second lifting chain subassemblies in pressfitting elevating platform's both sides respectively symmetrically, can ensure that the pressfitting elevating platform operates the stationarity can. The second lifting chain assembly comprises a second lifting chain and second lifting chain wheels, the side edges of the pressing lifting platform are fixedly arranged on the second lifting chain through fixing pieces, the upper end and the lower end of the second lifting chain are respectively provided with the second lifting chain wheels, each second lifting chain wheel is arranged on the rack, in the multiple groups of second lifting chain assemblies, at least one second lifting chain wheel serves as a driving chain wheel and is externally connected with a power driving mechanism (such as a click and a reduction gearbox) and other second lifting chain wheels serve as driven wheels, and the driving chain wheels are connected with other power transmission assemblies (such as belts, chains or racks) and synchronously run. In order to further improve the operation stability of the pressing lifting table, a lifting guide rail can be arranged between the side surface of the pressing lifting table and the rack, so that a guiding effect is provided for the lifting movement of the pressing lifting table. The paperboard stacking and conveying platform is a conveying belt moving horizontally and a corresponding supporting structure thereof, the platform is fixed in height, and when the lifting platform in the conveying lifting platform is lowered to the lowest position, the top surface of the lifting platform and the top surface of the paperboard stacking and conveying platform are positioned in the same horizontal plane to form a continuous conveying belt.

When the paste box folding device is used, the paste box folding device is connected with a printing die cutting device of an ultra-large corrugated paper printing linkage line to form an integral production line for use, and the paste box folding device works according to the following working principle: after the paperboard is printed and die-cut, the paperboard enters the device; after the paperboard is received by the paperboard conveying mechanism in the box folding part, the dust on the surface of the paperboard is cleaned by the waste cleaning mechanism in the box pasting part, and then the glue spraying mechanism in the box pasting part sprays glue on the preset position on the edge of the paperboard; the paper boards are continuously conveyed forwards by the paper board conveying mechanism, in the conveying process, the folding mechanism in the box folding part gradually folds the two sides of the paper boards upwards and then gradually presses downwards to form a folded shape and then sends the folded paper boards into the counting discharge part, and the lifting platform in the counting discharge part receives the paper boards one by one and gradually descends to enable the top surfaces of the paper boards to be adaptive in height; after the stacking number of the paperboards in the counting discharge part reaches the set number, the lifting platform carries out horizontal conveying, the stacked paperboards are sent into the pressing part, the stacked paperboards are further pressed by the pressing part to form a stable folding state, and finally the stacked paperboards are sent out of the paste box folding device.

Compared with the prior art, the invention has the following beneficial effects:

the paste box folding device is designed aiming at the printing process of the ultra-large corrugated paper, and can directly enter the subsequent procedures to perform the processes of pasting, folding, counting, discharging, pressing and the like after the printing and die cutting processes of the ultra-large paper board are finished by designing the paste box part, the folding box part, the counting and discharging part and the pressing part which continuously work on line; the box pasting and folding device can replace the traditional manual operation, overcomes the defect that the traditional printing linkage line can only be suitable for printing small-sized paperboards and cannot be suitable for printing large-sized or ultra-large paperboards, realizes the high-speed automatic production of ultra-large corrugated paper by matching with printing equipment, improves the production efficiency and also improves the production safety.

In this paste case folding device, bellows portion has adopted the main bridge and the nipper beam of formula of induced drafting belt structure to cooperate, under the mutually supporting of negative pressure effect and nipper beam pressure effect, can make the transport of extra-large-scale cardboard more stable, avoids producing to rock or squint and influence the phenomenon emergence of folding effect. Meanwhile, the folding guide rod with adjustable angle is adopted at the box folding part, the folding track of the paper board can be adjusted according to the actual specification and the requirement of the ultra-large paper board, the use is flexible, and the folding guide rod is suitable for folding the ultra-large paper boards with various specifications; the middle support rod is arranged between the two main bridges, so that the stability of paperboard conveying in the folding process can be further improved, and the folding effect is prevented from being influenced by bending caused by overweight of the paperboard; in addition, the upper folding guide rod and the lower folding guide rod are respectively arranged on the two sides of the paper board, so that the upper part and the lower part of the side surface of the paper board can be simultaneously supported, the folding action is stably carried out, and the folding effect of the paper board is further guaranteed.

In the paste box folding device, a lifting conveying platform and an auxiliary bearing mechanism are arranged in a counting discharge part, wherein the lifting conveying platform is used as a main paperboard stacking and bearing mechanism and has a lifting function and a horizontal conveying function, the top surface of the lifting conveying platform can be adapted to a paperboard conveying plane through gradual descending, so that the paperboards are stacked, and when the paperboards are stacked to a set number, the paperboards are horizontally discharged; the auxiliary bearing mechanism is used as an auxiliary mechanism and is mainly used for temporarily bearing the paper boards in the process that the stacked paper boards are sent out from the lifting conveying platform, the lifting conveying platform returns to the top of the lifting conveying platform to bear new paper boards, so that the continuous conveying of the paper boards is guaranteed, and the continuous processing of a production line is guaranteed.

In this paste case folding device, through setting up nip portion, after the cardboard is folding and accomplish the pile, utilize nip portion to carry out further pressfitting to the cardboard that piles up, make it form stable fold condition, the transport and the storage of the follow-up folding carton of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of the folding device for the paste box.

Fig. 2 is a view in the direction a of fig. 1.

Fig. 3 is a schematic structural view of the first main bridge and the second main bridge in the bellows portion.

Fig. 4 is a view in the direction B-B of fig. 3.

Fig. 5 is a schematic structural view of the first upper platen beam and the second upper platen beam in the bellows portion.

Fig. 6 is a view in the direction C of fig. 5.

Fig. 7 is a schematic cross-sectional view of the cardboard conveying operation of the box folding portion.

Fig. 8 is a schematic view of the folding mechanism in the box folding portion.

Fig. 9 is a view in the direction D of fig. 8.

FIG. 10 is a schematic view of the adjustment lever assembly in the bellows portion for various angular adjustments.

Fig. 11 is a schematic view of the structure of the paste box portion after enlargement of part E in fig. 1.

Fig. 12 is a schematic view of the structure of the counter discharge unit.

Fig. 13 is a schematic view of the cross-sectional structure F-F of fig. 12.

Fig. 14 is a schematic structural view of a front receiver in the counter discharge unit.

Fig. 15 is a schematic view of the structure of the rear receiving portion in the counter discharge portion.

Fig. 16 is a schematic structural view of the elevating conveyor table in the counter discharge unit.

Fig. 17 is a view in the direction G of fig. 16.

Fig. 18 is a schematic structural view of the press-fit portion.

In the above figures, the components indicated by the respective reference numerals are as follows:

a is a box pasting part, b is a box folding part, c is a counting discharge part, and d is a pressing part;

1 is a first main axle, 2 is a second main axle, 3 is a main axle air pipe, 4 is a main axle fan, 5 is a main axle conveying belt, 6 is a main axle conveying belt driving mechanism, 7 is a main axle conveying belt tensioning mechanism, 7-1 is a tensioning wheel, 7-2 is a tensioning cylinder, and 7-3 is a mounting plate; 8 is a first upper paper pressing beam, 9 is a second upper paper pressing beam, 10 is a rubber wheel, 11 is a rubber wheel mounting part, 12 is a pressing plate, 13 is a wire pressing plate, 14 is an upper beam pushing plate, 14-1 is a screw rod mounting position, and 15 is a lifting mechanism; 16 is a middle supporting rod, 17 is an upper folding guide rod, 18 is a lower folding guide rod, 19 is an adjusting rod component, 19-1 is an adjusting rod, and 19-2 is a guide rod clamp;

20 is a waste cleaning mechanism, and 21 is a glue spraying mechanism;

22 is a supporting frame, 23 is a lifting conveying platform, 24 is a front bearing part, and 25 is a rear bearing part; 26 is a lifting platform, 27 is a discharge conveyer belt, 28 is a first lifting chain component, 29 is a balancing weight and 30 is a balancing weight chain component; 31 is a front supporting plate, 32 is a front supporting plate moving rack, 33 is a front supporting plate driving shaft, 34 is a rear supporting plate, 35 is a rear supporting plate moving rack, 36 is a rear supporting plate moving gear, 37 is a rear supporting plate driving shaft, and 38 is a rear supporting plate driving motor;

39 is a pressing lifting platform, 40 is a second lifting chain component, and 41 is a paperboard stacking and conveying platform;

42 is a cardboard and 43 is a guide rail.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

Examples

The paste box folding device for the ultra-large corrugated paper printing linkage line comprises a paste box part a, a box folding part b, a counting discharge part c and a pressing part d which are sequentially connected as shown in fig. 1 or fig. 2. In the device, the input end of the folding mechanism is externally connected with a printing and die cutting part of the ultra-large corrugated paper printing linkage line, namely, after a paper board is printed and die-cut, the paper board enters the device to be pasted with boxes, folded with boxes, counted, discharged and pressed, and finally the ultra-large corrugated paper printing linkage line is sent out in a stacking manner.

The concrete structure of each part is as follows:

first, folding box part

The folding box part comprises a paperboard conveying mechanism and a folding mechanism, the box pasting part and the folding mechanism are sequentially arranged above the paperboard conveying mechanism along the paperboard conveying direction, the counting discharge part is connected with the output end of the paperboard conveying mechanism, and the press fit part is connected with the output end of the counting discharge part.

As shown in fig. 3 or fig. 4, the first main axle 1 and the second main axle 2 both adopt an air suction belt type structure, and respectively comprise a main axle air pipe 3, a main axle fan 4, a main axle conveying belt 5, a main axle conveying belt driving mechanism 6 and a main axle conveying belt tensioning mechanism 7, wherein the main axle air pipe is of a hollow box type structure with an open top, the side wall of the main axle air pipe is connected with the main axle fan, the main axle conveying belt covers the surface of the main axle air pipe and rotates circularly along the surface of the main axle air pipe, a plurality of through holes are distributed on the surface of the main axle conveying belt, the main axle conveying belt is wound on the main axle conveying belt driving mechanism, and the main axle conveying belt tensioning mechanism is arranged below the main axle air pipe and is connected with the main axle conveying belt. The main bridge air pipe forms adsorption force on the paper board through a main bridge conveying belt with through holes, so that the paper board is adsorbed on the surface of the main bridge conveying belt and conveyed forwards along with the rotation of the main bridge conveying belt; the main axle conveying belt driving mechanism comprises a belt driving motor, a belt driving wheel and a plurality of belt driving wheels, the power output end of the belt driving motor is connected with the belt driving wheel, a belt is wound between the belt driving wheel and each belt driving wheel, and after the belt driving motor outputs power, the belt driving wheel drives the main axle conveying belt to rotate along each belt driving wheel, so that the main axle conveying belt realizes conveying motion relative to the surface of a main axle air pipe.

As shown in fig. 4, the main bridge conveying belt tensioning mechanism comprises a tensioning wheel 7-1, a tensioning cylinder 7-2, a tensioning slide block and a tensioning guide groove (not shown in the figure), a mounting plate 7-3 extends downwards from the bottom of the main bridge air pipe, the tensioning guide groove is arranged on the mounting plate, the tensioning slide block is matched with the tensioning guide groove, the surface of the tensioning wheel is connected with the main bridge conveying belt, the wheel shaft of the tensioning wheel is fixedly connected with the tensioning slide block, and the tensioning slide block is fixedly connected with the tail end of a piston of the tensioning cylinder. Under the condition that the equipment runs, a tensioning cylinder is started, a piston of the tensioning cylinder pushes a tensioning wheel to extend out through a tensioning sliding block, and a main bridge conveying belt is in a tensioning state; when the equipment is shut down, the cylinder contracts to reset the tensioning wheel, and the main bridge conveying belt restores to a relaxed state, so that the deformation of the main bridge conveying belt caused by the long-term tensile state of the main bridge conveying belt is avoided, and the service life of the main bridge conveying belt can be prolonged. According to the actual conditions of the equipment, one group or a plurality of groups of main axle conveying belt tensioning mechanisms can be arranged on the main axle conveying belt, and then the tensioning degree can be adjusted by starting according to actual needs.

As shown in fig. 5 or fig. 6, the first upper platen beam 8 and the second upper platen beam 9 have the same structure, and respectively include a rubber wheel 10, a rubber wheel mounting portion 11, a pressing plate 12, a platen 13, an upper beam pushing plate 14 and an elevating mechanism 15, the rubber wheel is mounted at the bottom of the rubber wheel mounting portion along the paper board conveying direction, the pressing plate is disposed in front of the rubber wheel mounting portion along the paper board conveying direction, the platen is disposed at the outer side of the rubber wheel mounting portion, the upper beam pushing plate is disposed above the rubber wheel mounting portion, and the elevating mechanism is mounted on the upper beam pushing plate and the tail end of the elevating mechanism is fixedly connected with the rubber wheel mounting portion. The rubber wheel mounting part and the upper beam push plate mainly play a role in mounting and supporting other components; in the process of conveying the paper boards by the first main axle and the second main axle, the rubber wheels and the pressing plates are pressed on the surfaces of the paper boards, so that unnecessary shaking of the paper boards in the conveying process or the subsequent folding process due to overlarge areas can be avoided, and the folding accuracy is ensured; the line pressing plate is used for aligning a preset longitudinal folding line (shown in figure 7) of the paperboard, so that the accuracy of subsequent folding is guaranteed; the lifting mechanism is used for adjusting the gap between the rubber wheel and the main axle conveying belt to enable the rubber wheel to be adaptive to the thickness of the paper board, and under the ordinary condition, the lifting mechanism adopts a lifting mechanism with a common structure in the market, namely, the speed reducing motor drives the lifter through the power transmission assembly, and the lifter drives the rubber wheel mounting part to lift or descend, so that the rising or descending motion of the rubber wheel, the pressing plate and the line pressing plate is realized. According to the actual requirement of the equipment, a screw rod mounting position 14-1 can be reserved on the upper beam push plate, and the upper beam push plate can be pushed to drive the whole first upper paper pressing beam or the second upper paper pressing beam to move left and right through the screw rod adjusting mechanism externally connected to the screw rod mounting position, so that the width requirement of the paper board and the position requirements of the first main bridge and the second main bridge are met.

As shown in fig. 8 or 9, the folding mechanism includes a middle supporting rod 16 and two sets of folding rod assemblies, the middle supporting rod is disposed between the first main bridge and the second main bridge, and the top surface of the middle supporting rod and the top surfaces of the first main bridge and the second main bridge are located in the same plane; the two groups of folding rod assemblies are symmetrically arranged on the side edges of the first main bridge and the second main bridge; each folding rod component comprises an upper folding guide rod 17, a lower folding guide rod 18 and an adjusting rod component 19, the heights of the upper folding guide rod and the lower folding guide rod are gradually increased and then gradually reduced along the conveying direction of the paper board, and the curvature formed by the upper folding guide rod is larger than that formed by the lower folding guide rod; meanwhile, along the conveying direction of the paper board, the horizontal distance between two upper folding guide rods in the two groups of folding rod assemblies is gradually reduced; each upper folding rod and each lower folding rod are fixedly arranged on the first main bridge or the second main bridge through a plurality of adjusting rod assemblies respectively. The adjusting rod assembly is used for adjusting the bending degree of the upper folding guide rod or the lower folding guide rod to enable the bending degree to be suitable for the specification of the paperboard in actual production, and as shown in figure 10, the adjusting rod assembly mainly comprises an adjusting rod 19-1 and a guide rod clamp 19-2, the lower end of the adjusting rod forms an included angle with adjustable angle in a vertical plane relative to the first main bridge or the second main bridge, the upper end of the adjusting rod is provided with the guide rod clamp used for clamping the upper folding guide rod or the lower folding guide rod, and when the adjusting rod assembly is used, the bending degree and the horizontal distance of the upper folding guide rod or the lower folding guide rod can be adjusted by adjusting the inclined angle of the adjusting rod in the vertical plane. Because the paste box folding device is mainly used for processing the ultra-large corrugated board, the middle supporting rod is additionally arranged between the first main bridge and the second main bridge, the stability of conveying the corrugated board in the folding process can be effectively improved, and the folding effect is prevented from being influenced by bending of the corrugated board; meanwhile, the upper folding guide rod and the lower folding guide rod are respectively arranged on the two sides of the paper board, so that the upper part and the lower part of the side surface of the paper board can be supported simultaneously, the folding action is stably carried out, and the folding effect of the paper board is further guaranteed. In addition, a plurality of lead screws can be arranged among the first main axle, the second main axle and the middle supporting rod, and the lead screws are externally connected with a power device, so that the horizontal distance among the first main axle, the second main axle and the middle supporting rod can be adjusted according to actual requirements such as paperboard specifications.

Second, paste the case portion

As shown in fig. 11, the paste box part comprises a waste cleaning mechanism 20 and a glue spraying mechanism 21 which are arranged in sequence along the conveying direction of the paper boards; clear useless mechanism has the multiunit, distributes in the entry end top of first main bridge and second main bridge side by side, spouts gluey mechanism to have a set of, locates the outside of first main bridge or second main bridge, spouts the top that gluey mouth is located cardboard one side border of spouting in the gluey mechanism. The glue spraying mechanism and the waste cleaning mechanism can adopt the same structure as that of the traditional small and medium corrugated paper printing equipment; clear useless mechanism mainly utilizes tuber pipe or brush to clear up the dust on cardboard surface, spouts gluey mechanism then utilizes external glue storage device's the glue that spouts to spout the cardboard border through its below to glue, and the shaping is glued in the follow-up folding and gluing of being convenient for, according to the folding limit design condition of cardboard, spouts gluey mechanism and can locate the outside of first main bridge, also can locate the outside of second main bridge.

Third, the counting and discharging part

As shown in fig. 12 or 13, the counting and discharging unit includes a support frame 22, a lifting and lowering conveyor table 23 and an auxiliary supporting mechanism (including a front supporting unit 24 and a rear supporting unit 25), the lifting and lowering conveyor table and the auxiliary supporting mechanism are respectively disposed in the support frame, and the auxiliary supporting mechanism is disposed above the lifting and lowering conveyor table; the auxiliary bearing mechanism comprises a front bearing part and a rear bearing part, the front bearing part is positioned at the front end of the paper board, and the rear bearing part is positioned at the rear end of the paper board along the paper board conveying direction; a paperboard counter is also arranged on the supporting frame; the joint of the supporting frame and the folding box part is also provided with a paper pressing input assembly. The support frame is mainly used as a support structure of the whole counting discharge part and provides an installation foundation for other components; the lifting conveying platform bears the functions of paper receiving and discharging, the paper boards are fed one by one and stacked on the lifting conveying platform, the height of the lifting conveying platform gradually decreases along with the increase of the paper boards, the height of the plane where the topmost paper board is located is ensured to be matched with the feeding height of a new paper board, and when the paper boards on the lifting conveying platform are stacked to a set value, the lifting conveying platform is used for carrying out horizontal conveying, and the stacked paper boards are fed into a subsequent pressing part; supplementary bearing mechanism's effect is, piles up and to reach the setting value and need discharge when the cardboard on the lift transport platform, and this in-process lift transport platform can't realize incessant paper that connects, starts supplementary bearing mechanism this moment and connects paper, treats lift transport platform and accomplishes the cardboard and discharge and return support frame upper portion after, supplementary bearing mechanism stop work and reset, and the cardboard of accepting falls into lift transport bench. The cardboard counter is used for calculating the cardboard quantity that falls into on the lift transport platform in real time, adopts the general counter in market, according to the actual need of equipment install on the support frame can. The paper pressing input assembly serves as an input end of the counting discharge part, the paper pressing belt and the conveying wheel are matched, the conveying wheel is distributed below the paper pressing belt in a row, the conveying wheel is connected with an output end of the box folding part, the paper pressing belt is arranged above the conveying wheel and an output end of the box folding part, gaps among the paper pressing belt, the conveying wheel and the output end of the box folding part are adjusted according to the actual thickness of the paper board, and stable transition of the paper board entering the counting discharge part from the box folding part is achieved.

As shown in fig. 16 or 17, the lifting conveying platform includes a lifting platform 26, a discharge conveyor belt 27, a first lifting chain assembly 28, a balancing weight 29 and a balancing weight chain assembly 30, the discharge conveyor belt is disposed on the surface of the lifting platform, a plurality of groups of first lifting chain assemblies are distributed on the periphery of the lifting platform, the balancing weight is disposed on one side or two sides of the lifting platform, a plurality of groups of balancing weight chain assemblies are distributed on the periphery of the balancing weight, and the moving direction of the balancing weight is opposite to the moving direction of the lifting platform. Wherein, the quantity and the mounted position of first lifting chain subassembly can set up according to the actual demand of equipment, and under general condition, set up a set of, two sets of or three first lifting chain subassemblies of group respectively symmetrically in the both sides of lift platform, can ensure that the stationarity of lift platform operation can. The first lifting chain assembly comprises a first lifting chain and first lifting chain wheels, the side edges of the lifting platform are fixedly installed on the first lifting chain through fixing pieces, the upper end and the lower end of the first lifting chain are respectively provided with the first lifting chain wheels, each first lifting chain wheel is installed on the supporting frame, in the first lifting chain assemblies of multiple groups, at least one first lifting chain wheel serves as an external power driving mechanism (such as a motor and a reduction gearbox) of the driving chain wheel, other first lifting chain wheels serve as driven wheels, and the first lifting chain wheels are connected with the driving chain wheel through other power transmission parts (such as a belt, a chain or a rack) and run synchronously. Selecting the weight of the balancing weight according to the specifications of the paperboards, the weight of the paperboards corresponding to the set stacking number of the paperboards and other parameters; the quantity and the mounted position of counter weight chain subassembly also set up according to the actual demand of equipment, and under general condition, the bilateral symmetry at the balancing weight sets up a set of or two sets of, can ensure that the stationarity that the balancing weight goes up and down can. The specific structure of counter weight chain subassembly is similar with first lift chain subassembly, including counter weight chain and counter weight sprocket, the both ends of counter weight chain respectively with balancing weight and lift platform fixed connection, the middle part of counter weight chain is equipped with the counter weight sprocket, the counter weight sprocket is installed on support frame upper portion, the counter weight chain subassembly need not external power drive mechanism, drive it by lift platform's lift and carry out reverse motion can. In order to further improve the operation stability of the lifting platform, a lifting guide rail 43 can be arranged between the side surface of the lifting platform and the support frame to provide a guiding function for the lifting motion of the lifting platform.

In the auxiliary supporting mechanism, as shown in fig. 14, the front supporting part includes a front supporting plate 31, a front supporting plate moving rack 32, a front supporting plate moving gear (not shown in the figure), a front supporting plate driving shaft 33 and a front supporting plate driving motor, a plurality of front supporting plate moving racks are distributed at the bottom of the front supporting plate, the output end of the front supporting plate driving motor is connected with the front supporting plate driving shaft through a first synchronous belt component, a plurality of front supporting plate moving gears are distributed on the front supporting plate driving shaft, and each front supporting plate moving gear is correspondingly matched with one front supporting plate moving rack;

in the auxiliary supporting mechanism, as shown in fig. 15, the rear supporting part includes a rear supporting plate 34, a rear supporting plate moving rack 35, a rear supporting plate moving gear 36, a rear supporting plate driving shaft 37 and a rear supporting plate driving motor 38, a plurality of rear supporting plate moving racks are distributed on the bottom of the rear supporting plate, the output end of the rear supporting plate driving motor is connected with the rear supporting plate driving shaft through a second synchronous belt assembly, a plurality of rear supporting plate moving gears are distributed on the rear supporting plate driving shaft, and each rear supporting plate moving gear is correspondingly matched with one rear supporting plate moving rack.

Fourth, the press-fit part

As shown in fig. 18, the pressing portion includes a pressing lifting table 39 and a second lifting chain assembly 40, the bottom of the pressing lifting table is flat, and a plurality of sets of second lifting chain assemblies are arranged on the periphery of the pressing lifting table; below the press-fit lifting table is a cardboard stacking and conveying platform 41. The pressfitting elevating platform, second lifting chain subassembly and cardboard are piled up conveying platform and are installed respectively in the frame that the pressfitting portion corresponds, and wherein, the quantity and the concrete mounted position of second lifting chain subassembly can set up according to the actual demand of equipment, and under the general condition, set up a set of, two sets of or three sets of second lifting chain subassemblies in pressfitting elevating platform's both sides respectively symmetrically, can ensure that the pressfitting elevating platform operates the stationarity can. The second lifting chain assembly comprises a second lifting chain and second lifting chain wheels, the side edges of the pressing lifting platform are fixedly arranged on the second lifting chain through fixing pieces, the upper end and the lower end of the second lifting chain are respectively provided with the second lifting chain wheels, each second lifting chain wheel is arranged on the rack, in the multiple groups of second lifting chain assemblies, at least one second lifting chain wheel serves as a driving chain wheel and is externally connected with a power driving mechanism (such as a click and a reduction gearbox) and other second lifting chain wheels serve as driven wheels, and the driving chain wheels are connected with other power transmission assemblies (such as belts, chains or racks) and synchronously run. In order to further improve the operation stability of the pressing lifting table, a lifting guide rail can be arranged between the side surface of the pressing lifting table and the rack, so that a guiding effect is provided for the lifting movement of the pressing lifting table. The paperboard stacking and conveying platform is a conveying belt moving horizontally and a corresponding supporting structure thereof, the platform is fixed in height, and when the lifting platform in the conveying lifting platform is lowered to the lowest position, the top surface of the lifting platform and the top surface of the paperboard stacking and conveying platform are positioned in the same horizontal plane to form a continuous conveying belt.

When the paste box folding device is used, the paste box folding device is connected with a printing die cutting device of an ultra-large corrugated paper printing linkage line to form an integral production line for use, and the paste box folding device works according to the following working principle: after the paperboard 42 is printed and die cut, it enters the apparatus; after the paperboard is received by the paperboard conveying mechanism in the box folding part, the dust on the surface of the paperboard is cleaned by the waste cleaning mechanism in the box pasting part, and then the glue spraying mechanism in the box pasting part sprays glue on the preset position on the edge of the paperboard; the paper boards are continuously conveyed forwards by the paper board conveying mechanism, in the conveying process, the folding mechanism in the box folding part gradually folds the two sides of the paper boards upwards and then gradually presses downwards to form a folded shape and then sends the folded paper boards into the counting discharge part, and the lifting platform in the counting discharge part receives the paper boards one by one and gradually descends to enable the top surfaces of the paper boards to be adaptive in height; after the stacking number of the paperboards in the counting discharge part reaches the set number, the lifting platform carries out horizontal conveying, the stacked paperboards are sent into the pressing part, the stacked paperboards are further pressed by the pressing part to form a stable folding state, and finally the stacked paperboards are sent out of the paste box folding device.

As mentioned above, the present invention can be better realized, and the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes and modifications made according to the present disclosure are intended to be covered by the scope of the claims of the present invention.

Claims

1. The paste box folding device for the ultra-large corrugated paper printing linkage line is characterized by comprising a paste box part, a box folding part, a counting and discharging part and a pressing part which are sequentially connected;

2. The box pasting and folding device for the ultra-large corrugated paper printing linkage line according to claim 1, wherein in the box folding part, the paper board conveying mechanism comprises a first main bridge, a second main bridge, a first upper paper pressing beam and a second upper paper pressing beam, the first main bridge and the second main bridge are arranged in parallel, the first upper paper pressing beam is arranged above the input end of the first main bridge, and the second upper paper pressing beam is arranged above the input end of the second main bridge; along the paperboard conveying direction, the first main bridge and the second main bridge are respectively in a gradually rising inclined state.

3. The box pasting and folding device for the ultra-large corrugated paper printing linkage line, as recited in claim 2, wherein the first main bridge and the second main bridge are of an air suction belt type structure, and respectively comprise a main bridge air pipe, a main bridge fan, a main bridge conveying belt driving mechanism and a main bridge conveying belt tensioning mechanism, the main bridge air pipe is of a hollow box type structure with an open top, the side wall of the main bridge air pipe is connected with the main bridge fan, the main bridge conveying belt covers the surface of the main bridge air pipe and circularly rotates along the surface of the main bridge air pipe, a plurality of through holes are distributed on the surface of the main bridge conveying belt, the main bridge conveying belt is wound on the main bridge conveying belt driving mechanism, and the main bridge conveying belt tensioning mechanism is arranged below the main bridge air pipe and is connected with the main bridge conveying belt.

4. The paste box folding device for the extra-large corrugated paper printing linkage line according to claim 3, wherein the main bridge conveying belt tensioning mechanism comprises a tensioning wheel, a tensioning cylinder, a tensioning slider and a tensioning guide groove, a mounting plate extends downwards from the bottom of the main bridge air pipe, the tensioning guide groove is arranged on the mounting plate, the tensioning slider is matched with the tensioning guide groove, the surface of the tensioning wheel is connected with the main bridge conveying belt, the wheel shaft of the tensioning wheel is fixedly connected with the tensioning slider, and the tensioning slider is fixedly connected with the end of a piston of the tensioning cylinder.

5. The box folding device that pastes that extra-large-size corrugated paper printing linkage line was used according to claim 2, its characterized in that, the structure of the platen beam is the same on first and the second, includes rubber tyer, rubber tyer installation department, clamp plate, line ball board, upper beam push pedal and elevating system respectively, and the rubber tyer is installed in rubber tyer installation department bottom along cardboard direction of delivery, and along cardboard direction of delivery, the place ahead of rubber tyer installation department is located to the clamp plate, and the outside of rubber tyer installation department is located to the line ball board, and the top of rubber tyer installation department is located to the upper beam push pedal, and elevating system installs on the upper beam push pedal and elevating system's end and rubber tyer installation department fixed connection.

6. The box pasting and folding device for the ultra-large corrugated paper printing linkage line as claimed in claim 2, wherein the folding mechanism comprises a middle supporting rod and two groups of folding rod assemblies, the middle supporting rod is arranged between the first main bridge and the second main bridge, and the top surface of the middle supporting rod and the top surfaces of the first main bridge and the second main bridge are positioned in the same plane; the two groups of folding rod assemblies are symmetrically arranged on the side edges of the first main bridge and the second main bridge;

each folding rod component comprises an upper folding guide rod, a lower folding guide rod and an adjusting rod component, the heights of the upper folding guide rod and the lower folding guide rod are gradually increased and then gradually decreased along the conveying direction of the paper board, and the curvature formed by the upper folding guide rod is larger than that formed by the lower folding guide rod; meanwhile, along the conveying direction of the paper board, the horizontal distance between two upper folding guide rods in the two groups of folding rod assemblies is gradually reduced; each upper folding rod and each lower folding rod are fixedly arranged on the first main bridge or the second main bridge through a plurality of adjusting rod assemblies respectively.

7. The paste box folding device for the ultra-large corrugated paper printing linkage line according to claim 2, wherein the paste box part comprises a waste cleaning mechanism and a glue spraying mechanism which are sequentially arranged along the paper board conveying direction; clear useless mechanism has the multiunit, distributes in the entry end top of first main bridge and second main bridge side by side, spouts gluey mechanism to have a set of, locates the outside of first main bridge or second main bridge, spouts the top that gluey mouth is located cardboard one side border of spouting in the gluey mechanism.

8. The paste box folding device for the ultra-large corrugated paper printing linkage line according to claim 1, wherein the counting and discharging part comprises a support frame, a lifting conveying table and an auxiliary bearing mechanism, the lifting conveying table and the auxiliary bearing mechanism are respectively arranged in the support frame, and the auxiliary bearing mechanism is arranged above the lifting conveying table; the auxiliary bearing mechanism comprises a front bearing part and a rear bearing part, the front bearing part is positioned at the front end of the paper board, and the rear bearing part is positioned at the rear end of the paper board along the paper board conveying direction; a paperboard counter is also arranged on the supporting frame; the joint of the supporting frame and the folding box part is also provided with a paper pressing input assembly.

9. The box pasting and folding device for the ultra-large corrugated paper printing linkage line according to claim 8, wherein the lifting and conveying platform comprises a lifting platform, a discharge conveyer belt, a first lifting chain assembly, a balancing weight and a balancing weight chain assembly, the discharge conveyer belt is arranged on the surface of the lifting platform, a plurality of groups of first lifting chain assemblies are distributed on the periphery of the lifting platform, the balancing weight is arranged on one side or two sides of the lifting platform, a plurality of groups of balancing weight chain assemblies are distributed on the periphery of the balancing weight, and the movement direction of the balancing weight is opposite to the movement direction of the lifting platform;

10. The box pasting and folding device for the ultra-large corrugated paper printing linkage line as claimed in claim 1, wherein the pressing part comprises a pressing lifting table and second lifting chain components, the bottom of the pressing lifting table is flat, and a plurality of groups of the second lifting chain components are arranged on the periphery of the pressing lifting table; and a paperboard stacking and conveying platform is arranged below the pressing lifting platform.