CN111907080A

CN111907080A - Waterproof paperboard processing method

Info

Publication number: CN111907080A
Application number: CN202010918140.2A
Authority: CN
Inventors: 朱蓉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2020-11-10

Abstract

The invention provides a processing method of a waterproof paperboard, which comprises the following steps: conveying the paper board to be filmed through a paper board conveying mechanism; conveying the waterproof film through the waterproof film conveying unit, cutting the waterproof film through the cutting unit to form a rectangular cutting line which is not completely cut off and only partially connected with the line on the waterproof film to obtain a middle film main body, transferring the waterproof film with the rectangular cutting line to the upper part of the paper board, and enabling the middle film main body to face the paper board; s3: the paper board is driven to move upwards by the film sticking mechanism, and when the paper board is contacted with the middle film main body, one side of the paper board coated with the adhesive is stuck to the inner side of the cutting line of the waterproof film; and (3) enabling the paper board to continue to move upwards, jacking the middle film main body by the paper board in the moving process, and separating the cut middle film main body along the cutting line to obtain the paper board attached with the waterproof film. The invention realizes the integrated processing process of the waterproof paperboard, and has simple process and high production efficiency.

Description

Waterproof paperboard processing method

Technical Field

The invention relates to the field of paperboards, in particular to a method for processing a waterproof paperboard.

Background

With the rapid development of the express delivery, transportation and packaging industries, higher requirements are put forward on packaging materials for different packaging products. In a humid environment, the conventional corrugated board is easy to absorb water and moisture, so that the use is affected due to the rot of the board, and articles contained inside the corrugated board are easily affected by moisture and damage. In order to solve this technical problem, the cardboard needs to be subjected to waterproofing. In the related art, a waterproof paint is mostly coated on the surface of the paperboard, or a waterproof plastic film is attached on the surface of the paperboard, so that the paperboard has a waterproof function.

The invention patent with application number 201911367726.8 discloses a production device of a waterproof corrugated board, which transmits a PVC plastic film through a transmission mechanism, coats an adhesive on the PVC plastic film in the transmission direction of the PVC plastic film through a gluing mechanism, adsorbs the paper board through an absorption plate positioning mechanism and places the paper board on the gluing surface of the plastic film, and finally presses and cuts the paper board through a pressing and cutting mechanism. The device still has the following defects: (1) the plastic film is light and soft, and the single plastic film is difficult to be leveled on the conveying mechanism; (2) the thickness of the plastic film is very thin, and the plastic film is easy to misplace in the transmission process, so that the plastic film and the paperboard can not be bonded at a preset position, and the quality of the paperboard can not be guaranteed; (3) after the plastic film is sheared, the sheared waste and the paperboard are mixed together, and the waste and the paperboard still need to be separated subsequently, so that the whole processing period of the paperboard is influenced; (4) the machining processes are multiple and are mutually independent, so that the machining efficiency is low.

Disclosure of Invention

The invention aims to provide a waterproof paperboard processing method which is simple in process and high in production efficiency.

The invention provides a processing method of a waterproof paperboard, which comprises the following steps:

s1: conveying the paper board to be filmed through a paper board conveying mechanism;

s2: conveying the waterproof film through the waterproof film conveying unit, cutting the waterproof film through the cutting unit to form a rectangular cutting line which is not completely cut off and only partially connected with the line on the waterproof film to obtain a middle film main body, transferring the waterproof film with the rectangular cutting line to the upper part of the paper board, and enabling the middle film main body to face the paper board;

s3: the paper board is driven to move upwards by the film sticking mechanism, and when the paper board is contacted with the middle film main body, one side of the paper board coated with the adhesive is stuck to the inner side of the cutting line of the waterproof film; enabling the paper board to continue to move upwards, jacking the middle film main body by the paper board in the moving process, and separating the cut middle film main body along the cutting line to obtain the paper board attached with the waterproof film; the film sticking mechanism drives the paper boards to move downwards, so that the paper boards to be stuck with films can move on the paper boards with the stuck films to perform one-time stacking of the paper boards;

s4: after the preset amount of primary stacking of the paperboards, the paperboards are lifted to a preset height through the lifting units, secondary stacking is carried out on the paperboards through the stacking units, and after the preset amount of secondary stacking of the paperboards, the paperboards are shifted out through the blanking units.

Preferably, the waterproof film conveying unit is used for conveying a waterproof film, the waterproof film conveying unit comprises an unwinding roller and a traction assembly, the waterproof film is wound on the unwinding roller, a plurality of guide rollers are arranged between the unwinding roller and the traction assembly, the traction assembly is used for drawing the waterproof film on the unwinding roller, the guide rollers are used for changing the movement direction of the waterproof film, so that the waterproof film can horizontally enter the cutting unit, and the cutting unit is used for cutting the waterproof film, so that a rectangular cutting line which is not completely cut off and only partially connected is formed on the waterproof film;

the paperboard conveying mechanism comprises a paperboard conveying unit, a dust removing unit and a gluing unit, the paperboard conveying unit is used for conveying the paperboard to the film sticking mechanism along the transverse direction, the dust removing unit is located at the feeding end of the paperboard conveying unit and is used for carrying out dust removing treatment on the paperboard, and the gluing unit is used for coating an adhesive on the upper surface of the paperboard in the conveying direction of the paperboard;

the stacking mechanism comprises a lifting unit, a stacking unit and a blanking unit, wherein the lifting unit is used for upwards lifting the paper boards after film pasting, the stacking unit is used for stacking the lifted paper boards, and the blanking unit is used for blanking the stacked paper boards.

Preferably, the stacking unit comprises a stacking rack, a stacking platform and a second lifting driving mechanism, the stacking rack is of a frame structure, and the stacking platform can be driven by the second lifting driving mechanism to lift relative to the stacking rack; the blanking unit comprises a blanking plate, two lifting plates, a stop plate, a third lifting driving mechanism and a transverse driving mechanism, wherein the lifting plates are in transmission connection with the second lifting driving mechanism, the stacking table is in sliding connection with the lifting plates and in transmission connection with the transverse driving mechanism and is driven by the transverse driving mechanism to move transversely, the stop plate is fixed on the stacking frame and located above the stacking table, the blanking plate is located below the stacking table and is in transmission connection with the third lifting driving mechanism and driven by the third lifting driving mechanism to move up and down.

Preferably, the transverse driving mechanism comprises two transmission assemblies, the two transmission assemblies are located on two sides of the stacking table, each transmission assembly comprises a bearing plate and a rail, the rails are arranged on the lifting plates along the transverse direction, the bearing plates are connected to the rails in a sliding mode, the stacking table is fixedly mounted on the bearing plates, at least one transmission assembly is in transmission connection with the driving assemblies and drives the stacking table to move transversely through the driving assemblies, each driving assembly comprises a transverse driving motor, a gear and a rack, the racks are arranged on one lifting plate along the transverse direction, the transverse driving motors are mounted on the bearing plates and are in driving connection with the gears, and the gears are meshed with the racks.

Preferably, the film sticking mechanism comprises a lifting seat, a lifting frame, a first conveying mechanism and a positioning plate; the lifting frame is of a frame structure formed by connecting a plurality of vertical rods, the vertical rods are connected with slide rails along the vertical direction, the lifting seat is arranged on the slide rails in a matching manner, and the lifting seat is in transmission connection with the first lifting driving mechanism and is driven by the first lifting driving mechanism to lift; the first conveying mechanism is arranged on the lifting seat and used for receiving the paper boards conveyed by the paper board conveying mechanism, the first conveying mechanism comprises a plurality of first conveying belts, the first conveying belts are located below the middle film main body and extend along the transverse direction, and a gap is formed between every two adjacent first conveying belts; the locating plate is installed the top of crane, the diapire of locating plate and the laminating of horizontal part's waterproof film upper surface mutually, locating plate diapire middle part upwards extends and is formed with the separation chamber, cardboard and middle part film main part can be accomodate in the separation chamber.

Preferably, the film sticking mechanism further comprises a limiting unit, wherein the limiting unit is used for limiting the paper board on the first conveyor belt, so that the paper board on the first conveyor belt can stop at a preset position; the limiting unit comprises a limiting cylinder, a rotating shaft and a plurality of limiting plates, the rotating shaft is rotatably connected to the lifting frame, the axis of the rotating shaft extends longitudinally, the cylinder body end of the limiting cylinder is hinged to the top of the positioning plate, the piston end of the limiting cylinder is hinged to the rotating shaft, the limiting plates are arranged between two adjacent first conveying belts in a spaced mode, each limiting plate comprises a limiting plate main body and a limiting portion, the limiting plate main bodies are sleeved on the rotating shaft and located on the outer sides of the positioning plates, and the limiting portions are connected to the positions, close to one sides of the positioning plates, of the limiting plate main bodies and located below the positioning plates.

Preferably, the paperboard conveying unit comprises an upper annular pressing belt and a lower annular pressing belt, the upper annular pressing belt and the lower annular pressing belt are wound on a tensioning roller and a driving roller, the driving roller is used for driving the upper annular pressing belt and the lower annular pressing belt to rotate, and the upper annular pressing belt and the lower annular pressing belt are matched to form a flat pressing channel which can allow the paperboard to pass through; the lower annular pressing belt is provided with a first extending part and a second extending part, the first extending part and the second extending part are respectively positioned on two sides of the upper annular pressing belt, the dust removing unit is positioned above the first extending part, and the gluing unit is positioned above the second extending part.

Preferably, the dust removal unit comprises a dust removal brush, a dust removal cover, a dust collection fan and a dust removal roller; the dust removal brush slope sets up, the dust excluding hood is located the dust removal brush and is close to concora crush passageway one side, longitudinal extension is followed to the dust excluding hood, the dust excluding hood has an air intake and a plurality of air outlet, the air intake that advances the dust excluding hood is located the top that the area was pressed to the annular down is a plurality of longitudinal interval distribution is followed to the air outlet of dust excluding hood, the air outlet of dust excluding hood pass through the dust absorption pipe with transfer the air intake intercommunication of tuber pipe, the air intake department of transferring the tuber pipe is equipped with the control valve, transfer the tuber pipe through pipeline and dust absorption fan intercommunication.

Preferably, the gluing unit comprises a glue storage box, a plurality of gluing heads and a glue homogenizing brush, wherein an adhesive is contained in the glue storage box, a glue outlet is formed in the bottom of the glue storage box and connected with a glue outlet pipe, the glue outlet pipe is provided with a plurality of glue outlets, the glue outlets of the glue outlet pipes correspond to the gluing heads in a one-to-one mode and are communicated through pipelines, a control valve is arranged at the glue outlet, the gluing heads are mounted on a gluing support through sliding blocks, and the sliding blocks can slide on the gluing support along the longitudinal direction; the top of the glue storage box is also provided with a hopper communicated with the glue storage box, and a stirring assembly is arranged in the glue outlet box; the dust removing device is characterized in that a dust removing cover is arranged above the hopper, the dust removing cover is communicated with the dust collecting fan through a dust removing pipe, and a control valve for controlling the on-off of the dust removing pipe is arranged on the dust removing pipe.

Preferably, a plurality of universal balls are arranged on the stacking platform at intervals and protrude out of the upper surface of the stacking platform.

According to the technical scheme, the invention has the advantages and positive effects that:

(1) according to the invention, the waterproof film is orderly conveyed by the waterproof film conveying mechanism, the paper board is cut in the conveying process to obtain the rectangular cutting line only with partial connection, so that a middle film main body is formed on the waterproof film, the paper board is orderly conveyed by the paper board conveying mechanism, the paper board and the middle waterproof film are attached together by the attaching mechanism, and the middle waterproof film is separated from the waterproof film. The paper boards are stacked through the stacking mechanism, and are conveyed out in time. The treatment realizes the integrated processing process of the waterproof paperboard, and has simple process and high production efficiency.

(2) The film sticking mechanism of the present invention can lift the paper board and the adhesive connects the paper board and the middle film body when the paper board is contacted with the middle film body. When the paper board continues to move upwards, the paper board applies pressure to the waterproof film, so that the connection between the paper board and the middle film main body is tighter, the middle film main body is finally separated from the waterproof film, and the waterproof film waste and the paper board are completely separated. This mode design benefit for pad pasting mechanism has pad pasting concurrently and separates middle part film main part and water proof membrane's function, has realized the effective utilization to pad pasting mechanism, and need not to carry out the separation processing of water proof membrane waste material and cardboard, has promoted production efficiency.

(3) Can also be with the cardboard pressfitting behind the pad pasting between first conveyer belt and locating plate through pad pasting mechanism, through the cooperation of locating plate and first conveyer belt, realized the concora crush to the cardboard and handled, make the cardboard surfacing behind the tectorial membrane, when carrying out the pile up neatly of cardboard, can reduce the clearance between the cardboard, make the cardboard pile of pile up neatly more closely knit.

(4) Can also drive the lift seat through pad pasting mechanism and drive first conveyer belt and carry out elevating movement, the cardboard of not pad pasting can be placed on the cardboard of pad pasting, so can carry out first pile up neatly with the cardboard of pad pasting on first conveyer belt, has promoted the continuity of process, has reduced the working strength of back end pile up neatly mechanism, has improved pile up neatly efficiency.

(5) Can carry out the secondary pile up neatly to the cardboard pile that breaks away from pad pasting mechanism through the pile up neatly unit, after the cardboard pile up neatly to the predetermined amount, can drive the pile up neatly platform that bears the weight of the cardboard through horizontal drive mechanism along lateral motion, carry on spacingly to the cardboard in the lateral motion direction of pile up neatly platform through the fender cardboard, make the cardboard can fall naturally to down on the flitch after breaking away from the pile up neatly platform, thereby realized the not shut down unloading to the cardboard, when improving unloading efficiency, help reducing the energy consumption, play energy-conserving technological effect.

(6) Before the paperboard enters the film pasting mechanism, the paperboard conveying mechanism carries out pretreatment processing including dust removal and flattening on the paperboard, so that the surface of the paperboard is regular, the adhesive coated on the paperboard is uniformly distributed, and the bonding strength of the paperboard and the middle thin film main body is ensured.

Drawings

Fig. 1 is a schematic perspective view of a waterproof cardboard processing apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic top view of the waterproof cardboard processing device according to the embodiment of the invention.

FIG. 3 is a schematic view of a board conveying mechanism in an embodiment of the waterproof board processing apparatus of the present invention.

Fig. 4 is a schematic view showing the construction of the dust suction unit of fig. 3.

FIG. 5 is a schematic structural diagram of a waterproof film conveying mechanism and a fitting mechanism in an embodiment of the waterproof paperboard processing device of the invention.

FIG. 6 is a schematic structural view of a waterproof film feeding mechanism in an embodiment of the waterproof paperboard processing apparatus of the present invention.

FIG. 7 is a schematic structural diagram of a pasting mechanism in an embodiment of the waterproof paperboard processing device of the invention.

Fig. 8 is a schematic structural view of a limiting unit in an embodiment of the waterproof paperboard processing device of the invention.

FIG. 9 is a schematic view of a positioning plate in an embodiment of the apparatus for processing water-proof cardboard according to the present invention.

FIG. 10 is a schematic view of the stacking mechanism in the embodiment of the apparatus for processing water-proof cardboard according to the present invention.

FIG. 11 is a schematic view of the lateral driving mechanism in the embodiment of the apparatus for processing water-proof cardboard of the present invention.

Fig. 12 is a schematic structural view of a blanking plate in an embodiment of the waterproof paperboard processing device of the invention.

FIG. 13 is a schematic view of the structure of the central film body in the embodiment of the apparatus for processing water-proof cardboard of the present invention.

The reference numerals are explained below: a paperboard conveying mechanism; 11. pressing a lower annular belt; 111. a first extension portion; 112. a second extension portion; 12. an upper endless press belt; 131. a dust hood; 132. a dust collection pipe; 133. adjusting an air pipe; 134. a dust collection fan; 135. a dust hood; 136. a dust removal pipe; 137. a dust removal roller; 138. a dust removal brush; 14. a tension roller; 15. a drive roller; 161. a glue homogenizing brush; 162. gluing heads; 163. a stirring assembly; 164. a glue storage box; 165. a hopper; 166. a glue outlet; 2. a waterproof film conveying unit; 201. a waterproof film; 202. a middle film body; 21. unwinding rollers; 22. a guide roller; 23. a traction roller; 3. a cutting unit; 4. a film pasting mechanism; 40. a lower sprocket; 41. a lifting frame; 42. a lifting seat; 43. a first conveyor belt; 44. a drive chain; 45. an upper sprocket; 44. a lower sprocket; 46. positioning a plate; 461. a separation chamber; 47. a limiting unit; 471. a limiting cylinder; 472. a rotating shaft; 473. a limiting plate main body; 474. a limiting part; 5. a blanking unit; 51. a blanking plate; 52. a third elevation drive mechanism; 6. a lifting unit; 7. a stacking unit; 71. a lifting plate; 72. a second elevation drive mechanism; 73. a stacking table; 74. a first shaping plate; 75. a second shaping plate; 76. a stop plate; 77. a lateral drive mechanism; 771. a track; 772. a rack; 773. a carrier plate; 774. a transverse driving motor; 78. a universal ball.

Detailed Description

Exemplary embodiments that embody features and advantages of the invention are described in detail below in the specification. It is to be understood that the invention is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the invention and the description and drawings are to be regarded as illustrative in nature and not as restrictive. Exemplary embodiments that embody features and advantages of the invention are described in detail below in the specification. It is to be understood that the invention is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the invention and the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, 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," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The waterproof paperboard processing device comprises a waterproof film conveying mechanism, a paperboard conveying mechanism, a film pasting mechanism and a stacking mechanism.

Referring to fig. 5, 6 and 13, the waterproof film conveying mechanism includes a waterproof film conveying unit 2 and a cutting unit 3, the waterproof film conveying unit 2 is used for conveying a waterproof film 201, the waterproof film conveying unit 2 includes an unwinding roller 21 and a traction assembly, the waterproof film 201 is wound on the unwinding roller 21, a plurality of guide rollers 22 are arranged between the unwinding roller 21 and the traction assembly, the traction assembly is used for drawing the waterproof film 201 on the unwinding roller 21, and the guide rollers 22 are used for changing the movement direction of the waterproof film 201, so that the waterproof film 201 can horizontally enter the cutting unit 3.

The traction assembly in the embodiment comprises two traction rollers 23 which are matched with each other, the two traction rollers 23 are driven to rotate by a traction driving mechanism, and the rotation directions of the two traction rollers 23 are opposite; and a film inlet channel is formed between the two drawing rollers. The periphery at carry over pinch rolls 23 is equipped with the sponge cover, can form the extrusion force through the sponge cover on two carry over pinch rolls 23 for under the drive of two carry over pinch rolls 23 turning force, waterproof film 201 can be constantly rolled up out on the unwinding roll 21.

Traction drive mechanism includes traction motor and gear drive, traction drive includes two at least drive gear, two all the cover is equipped with a drive gear on traction roller 23's the roller, drive gear meshes mutually, rotates through traction motor drive gear, and drive gear drives two traction rollers 23 and rotates, and rotation direction is opposite, in order to reach the preamble the purpose of drawing waterproof film 201.

Note that, for convenience of description of the positional relationship, the present application defines the horizontal conveyance direction of the waterproof film 201 as a longitudinal direction and defines the horizontal direction perpendicular to the longitudinal direction as a lateral direction.

The cutting unit 3 is used for cutting the waterproof film 201, so that a rectangular cutting line which incompletely cuts only part of the connecting line is formed on the waterproof film 201. The cutting unit 3 performs cutting operations such as die cutting or punching to divide the waterproof film 201 into the middle film main body 202 and the waste material on the periphery, and the cutting lines on the periphery of the middle film main body 202 are not completely cut off and are only partially connected in a virtual mode. The cutting unit 3 in this application may be a die cutter or a die cutter, and for the sake of brevity, the structure thereof will not be described in detail in this application.

The film sticking mechanism 4 is used for lifting the paper board, so that the side of the paper board coated with the adhesive is stuck to the inner side of the cutting line of the waterproof film 201, and continuously jacking up the middle film main body 202, so that the cut middle film main body 202 is separated along the cutting line, and the paper board attached with the waterproof film 201 is obtained. Referring to fig. 7, the film sticking mechanism 4 includes a lifting base 42, a lifting frame 41, a first conveying mechanism, and a positioning plate 46.

The lifting frame 41 is of a frame structure formed by connecting a plurality of vertical rods, the vertical rods are connected with slide rails along the vertical direction, the lifting seat 42 is installed on the slide rails in a matched mode, and the lifting seat 42 is in transmission connection with the first lifting driving mechanism and driven by the first lifting driving mechanism to lift. The first conveying mechanism is mounted on the lifting seat 42 and is configured to receive the paper boards conveyed by the paper board conveying mechanism, the first conveying mechanism includes a plurality of first conveyor belts 43, the first conveyor belts 43 are located below the middle film body 202, the first conveyor belts 43 extend in the transverse direction, and a gap is formed between two adjacent first conveyor belts 43. The positioning plate 46 is arranged at the top of the lifting frame 41, and the bottom wall of the positioning plate 46 is attached to the upper surface of the waterproof film 201 of the horizontal part. Referring to fig. 9, a separation chamber 461 is formed by extending upward from the middle of the bottom wall of the positioning plate 46, and the cardboard and the middle film main body 202 can be received in the separation chamber 461.

The first lifting driving mechanism in this embodiment is used for driving the lifting seat 42 to perform lifting movement, specifically, the first lifting mechanism includes a lifting driving motor and a transmission assembly, referring to fig. 7, the transmission assembly includes a lower chain wheel 40, an upper chain wheel 45 and a transmission chain 44, the lifting driving motor is installed at the bottom of the lifting frame 41, the lower chain wheel 40 is connected with the lifting driving motor, the lifting driving motor is used for driving the lower chain wheel 40 to rotate, the upper chain wheel 45 is rotatably connected to the top of the lifting frame 41, the lower chain wheel 40 is in transmission connection with the upper chain wheel 45 through the transmission chain 44, the lifting seat 42 extends outwards to form an ear plate, and the transmission chain 44 is clamped in the ear plate. So, rotate through lift driving motor drive lower sprocket 40, lower sprocket 40 rotates and drives drive chain 44 and rotate, and drive chain 44 moves and drives the motion of seat 42 that goes up and down to realize processes such as cardboard material loading, cardboard and the laminating of middle part film main part 202, middle part film main part 202 and waterproof film 201 separation.

The working process of the film sticking mechanism 4 in the embodiment comprises the following steps:

feeding a paperboard: the first lifting driving mechanism drives the lifting seat 42 to perform lifting movement, so that the paper board can move to the first conveyor belt 43 on the lifting seat 42 after being separated from the paper board conveying mechanism;

the paperboard and central film body 202 are laminated: the middle film main body 202 on the waterproof film 201 is drawn right above the paper board through the drawing assembly, the paper board on the first conveying belt 43 is driven to move upwards through the first lifting driving mechanism, and after the paper board on the first conveying belt 43 is contacted with the middle film main body 202, the paper board and the middle film main body 202 are connected together through the adhesive on the upper surface of the paper board;

the middle membrane body 202 is separated from the waterproof membrane 201: the first lifting driving mechanism drives the paper board to move upwards, so that the paper board enters the separation chamber 461 of the positioning plate 46. In the process of upward movement of the paper board, the paper board jacks up the middle film main body 202 on the middle film main body 202 substrate, so that the middle film main body 202 and the paper board are attached more tightly, and the middle film main body 202 is separated from the waterproof film 201, thereby obtaining the paper board attached with the waterproof film 201.

And (3) paperboard stacking: the first lifting driving mechanism drives the lifting seat 42 to drive the paper boards on the first conveyor belt 43 to move downwards until the paper boards on the paper board conveying mechanism can move to the uppermost paper board on the first conveyor belt 43, and S2-S3 are repeated to obtain the paper board stack attached with the waterproof film 201.

This embodiment can carry on spacingly through locating plate 46 to waterproof film 201, when making middle part film main part 202 and waterproof film 201 separate, when middle part film main part 202 was pushed up on the cardboard promptly, prevented that the film substrate from because of along with cardboard upward movement, and lead to middle part film main part 202 to break away from the emergence of going out the phenomenon smoothly from waterproof film 201 to the pad pasting effect of cardboard has been guaranteed.

The film processing device in this embodiment can make the paper board and the middle film main body 202 stick together through the film sticking mechanism 4, and when the middle film main body 202 is pushed up on the paper board, the bonding strength of the paper board and the middle film main body 202 is improved, and continuous stacking of the paper board in the height direction is realized.

Referring to fig. 8, the film sticking mechanism 4 further includes a limiting unit 47, the limiting unit 47 can limit the paper boards on the first conveyor belt 43, so that the paper boards on the first conveyor belt 43 can stop at a predetermined position to be accurately stuck to the middle film main body 202 directly above the paper boards, and the influence on the product quality due to the dislocation of the paper boards and the middle film main body 202 is prevented.

Specifically, the limiting unit 47 includes a limiting cylinder 471, a rotating shaft 472 and a plurality of limiting plates, the rotating shaft 472 is rotatably connected to the lifting frame 41, an axis of the rotating shaft 472 extends longitudinally, a cylinder end of the limiting cylinder 471 is hinged to the top of the positioning plate 46, a piston end of the limiting cylinder 471 is hinged to the rotating shaft 472, the plurality of limiting plates are distributed at intervals along the axial direction of the rotating shaft 472, the limiting plates are located between two adjacent first conveyor belts 43, each limiting plate includes a limiting plate main body 473 and a limiting part 474, the limiting plate main body 473 is sleeved on the rotating shaft 472 and located outside the positioning plate 46, and the limiting part 474 is connected to one side of the limiting plate main body 473, which is close to the positioning plate 46, and located below the positioning plate 46.

So, at the in-process that cardboard and middle part film main part 202 were laminated mutually, the piston end of spacing cylinder 471 is stretched out outward for rotation axis 472 drives the limiting plate upset and is vertical state, carries on spacingly to the cardboard on the first conveyer belt 43 through spacing 474 on the limiting plate. After the cardboard is stacked on the first conveyor belt 43 at a predetermined height, the piston end of the limiting cylinder 471 contracts inwards, so that the rotating shaft 472 drives the limiting plate to reversely turn over, the limiting effect of the limiting part 474 on the limiting plate disappears, and then the cardboard stack on the limiting plate is conveyed out through the first conveyor belt 43.

Referring to fig. 3, the paper sheet conveying mechanism includes a paper sheet conveying unit for conveying the paper sheet onto the first conveyor belt 43 in a transverse direction, a dust removing unit at a feeding end of the paper sheet conveying unit for performing dust removal processing on the paper sheet, and a glue applying unit for applying an adhesive to an upper surface of the paper sheet in a conveying direction of the paper sheet.

Cardboard conveying unit includes that annular press belt 12 and lower annular press belt 11 are pressed to last annular press belt 12 and lower annular press belt 11 all wrap on tensioning roller 14 and drive roller 15, drive roller 15 is used for the drive to drive go up annular press belt 12 and lower annular press belt 11 rotate. The working surfaces of the upper annular pressing belt 12 and the lower annular pressing belt 11 are both flat surfaces, and the working surfaces in this embodiment are the flat surfaces of the upper annular pressing belt 12 and the lower annular pressing belt 11, that is, the lower surface of the upper annular pressing belt 12 and the upper surface of the lower annular pressing belt 11 are the respective working surfaces. The upper and lower

endless press belts

12, 11 cooperate to form a pressing channel which allows the passage of the sheets.

After the cardboard is placed on the lower endless pressing belt 11, the cardboard enters the flat pressing passage, and is gripped and conveyed by the cooperation of the upper endless pressing belt 12 and the lower endless pressing belt 11. In the process of conveying the paper boards, the upper annular pressing belt 12 and the lower annular pressing belt 11 carry out flat pressing treatment on the paper boards, so that the surfaces of the paper boards are regular, the paper boards can be attached to the middle film main body 202 more tightly after the gluing treatment is finished, and the quality of the paper boards is guaranteed.

The lower endless press belt 11 has a first extension 111 and a second extension 112, the first extension 111 and the second extension 112 are respectively located at two sides of the upper endless press belt 12, for convenience of description of positional relationship, the extension located at the feeding end of the sheet conveying unit is defined as the first extension 111, the extension located at the discharging end of the sheet conveying unit is defined as the second extension 112, the dust removing unit is located above the first extension 111, and the glue applying unit is located above the second extension 112.

Can effectively get rid of impurity such as dust, wastepaper on cardboard surface through the dust removal unit, make the cardboard surface smooth level and smooth, when laminating mutually with middle part film main part 202, the cardboard combines closely with middle part film main part 202, has guaranteed the tectorial membrane effect to the cardboard. Referring to fig. 3 and 4, the dust removing unit includes a dust removing brush 138, a dust removing cover 131, a dust suction fan 134, and a dust removing roller 137.

The dust removing brush 138 is obliquely arranged, and the included angle between the dust removing brush 138 and the conveying direction of the paperboard conveying unit is 35-45 degrees. In the process of conveying the paperboard by the paperboard conveying unit, the dust removal brush 138 is attached to the paperboard and brushes the surface of the paperboard to strip off impurities such as dust, paper scraps and the like on the paperboard.

Dust excluding hood 131 is located dust removal brush 138 and is close to concora crush passageway one side, dust excluding hood 131 is along longitudinal extension, dust excluding hood 131 has an air intake and a plurality of air outlet, the air intake that advances dust excluding hood 131 is located the top of pressing 11 is pressed to the annular down, and is a plurality of vertical interval distribution is followed to the air outlet of dust excluding hood 131, the air outlet of dust excluding hood 131 pass through dust absorption pipe 132 and with the air intake intercommunication of accent tuber pipe 133, the air intake department of accent tuber pipe 133 is equipped with the control valve, accent tuber pipe 133 passes through pipeline and dust absorption fan 134 intercommunication. Thus, when the dust brush 138 separates dust and paper dust on the paper board, the dust, paper dust and other impurities enter the dust hood 131 through the air inlet of the dust hood 131, and after coming out of the dust hood 131, the dust and paper dust enter the dust suction pipe 132 and the air adjusting pipe 133 in sequence, and finally are sucked out by the dust suction fan 134. The on-off of the dust suction pipe 132 and the air adjusting pipe 133 can be controlled by the control valve, so that the dust removing range of the dust removing cover 131 can be adjusted. An operator can adjust the number of the control valves to be opened or closed according to the size of the paperboard to control the on-off between the suction pipe and the dust suction fan 134, the dust suction pipe 132 which is closed does not supply air, the output power of the dust suction fan 134 can be reduced on the premise of ensuring the dust removal effect, and the purposes of saving energy and reducing the production cost are achieved.

In the process of sucking the dust and paper dust on the surface of the cardboard by the dust suction fan 134, a part of the dust may be left on the surface of the cardboard by gravity, and in this embodiment, the dust on the surface of the cardboard may be adhered by the dust removing roller 137.

The dust removing roller 137 is provided with a dust removing glue layer which is used for adhering and sucking to remove micro-dust impurities, so that the axis of the dust removing roller 137 extends along the longitudinal direction, the dust removing roller 137 and the lower annular pressing belt 11 are matched to form a dust removing channel, and the dust removing channel is positioned between the dust removing cover 131 and the flat pressing channel. In the process of conveying the paper board, the dust removing roller 137 continuously rotates, and when the paper board passes through the dust removing channel, the dust removing glue layer adsorbs away micro-dust impurities, so that the dust removing effect on the paper board is improved.

Referring to fig. 3 and 4, the gluing unit includes a glue storage box 164, a plurality of gluing heads 162 and a glue homogenizing brush 161, a bonding agent is contained in the glue storage box 164, a glue outlet 166 is arranged at the bottom of the glue storage box 164, the glue outlet 166 is connected with a glue outlet pipe, the glue outlet pipe is provided with a plurality of glue outlets, the glue outlets of the glue outlet pipe correspond to the gluing heads 162 one by one and are communicated with each other through a pipeline, a control valve is arranged at the glue outlet, the gluing heads 162 are mounted on the gluing support through sliders, and the sliders can slide on the gluing support along the longitudinal direction.

After the paperboard is moved out of the platen tunnel, the adhesive in the glue cartridge 164 is applied to the upper surface of the paperboard by the glue applicator head 162. The longitudinal position of the glue spreading head 162 in the embodiment is adjustable, and an operator can adjust the opening or closing number of the control valve at the glue outlet and the longitudinal position of the glue spreading head 162 according to the size of the paperboard, so that the technical effect of saving the use amount of the adhesive is achieved due to the fact that the number of the glue spreading heads 162 is adaptively opened on the premise that the paperboard is effectively combined with the middle film main body 202.

The glue homogenizing brush 161 is positioned at one side of the glue coating head 162 far away from the flat pressing channel, the glue homogenizing brush 161 is obliquely arranged, and the included angle between the glue homogenizing brush 161 and the conveying direction of the paperboard conveying unit is 35-45 degrees. In the process of conveying the paperboard by the paperboard conveying unit, the glue homogenizing brush 161 is attached to the paperboard and brushes the surface of the paperboard, so that the adhesive on the surface of the paperboard is distributed more uniformly, and a thin glue layer is formed.

The top of the glue storage box 164 is also provided with a hopper 165 communicated with the glue storage box, and a stirring component 163 is arranged in the glue discharging box. Raw materials required for preparing the adhesive can be added into the glue discharging box through the hopper 165, the raw materials of the glue discharging box can be stirred through the stirring component 163, the adhesive with uniform components is obtained, and the using effect of the adhesive is guaranteed. The structure of the stirring assembly 163 is prior art, and the detailed structure thereof will not be described in detail in this embodiment for the sake of brevity.

During the process of adding the raw material for preparing the adhesive into the adhesive storage case 164 through the hopper 165, the powdery material may be diffused out from the hopper 165 to affect the production work environment. Therefore, in this embodiment, the gluing unit further comprises a dust removing pipe 136, one end of the dust removing pipe 136 is connected with a dust removing cover 135, the dust removing cover 135 is right opposite to the hopper 165 and is located above the hopper 165, the other end of the dust removing pipe 136 is communicated with the dust suction fan 134, and the dust removing pipe 136 is provided with a control valve for controlling the on-off state of the dust removing pipe. Under the reinforced state of non-, this control valve normal close, when needs reinforced, can open this control valve, the dust that diffuses out gets into dust removal pipe 136 to by dust absorption fan 134 inhales away, avoid the dust directly to get into the environment in, guaranteed the cleanliness factor of production operation environment.

Referring to fig. 1 and 2, the stacking mechanism comprises a lifting unit 6, a stacking unit 7 and a blanking unit 5, wherein the lifting unit 6 is used for upwards lifting the paperboard after film pasting, the stacking unit 7 is used for stacking the lifted paperboard, and the blanking unit 5 is used for blanking the paperboard after stacking.

The lifting unit 6 comprises a second conveyor belt which is provided with a lifting section and a horizontal conveying section, the lifting section is obliquely arranged, the lower end of the lifting section is close to the discharging side of the first conveyor belt 43 and is used for obliquely and upwards conveying the pasted paperboards, and the horizontal conveying section is used for horizontally conveying the lifted paperboards to the stacking unit 7 for stacking.

Referring to fig. 10, the stacking unit 7 includes a stacking rack (not labeled) having a frame structure, a stacking table 73 and a second lifting driving mechanism 72, wherein the stacking table 73 can be driven by the second lifting driving mechanism 72 to perform lifting movement relative to the stacking rack. The second lifting driving mechanism 72 has the same structure as the first lifting driving mechanism, that is, the stacking platform 73 is driven to move upwards or downwards in a chain transmission manner, and for the sake of brevity, the specific structure of the second lifting driving mechanism 72 is not described in detail in this application.

In the process of conveying the paper boards by the lifting unit 6, the second lifting driving mechanism 72 drives the stacking platform 73 to perform lifting movement, so that the paper board positioned at the uppermost layer of the stacking platform 73 is close to the working surface of the horizontal conveying section. After the cardboard breaks away from the second conveyor belt, the cardboard stack moves directly onto the cardboard of the uppermost layer of the palletizing table 73, so that palletizing of the cardboard is achieved.

Because the lifting unit 6 has a lifting section which is obliquely arranged, in the process of lifting the paperboard stack, the paperboard may be dislocated due to the action of gravity, so that the paperboard stacked on the stacking table 73 is loose in structure, and the paperboard stack is prone to toppling due to instability in the subsequent transfer process, so that the paperboard needs to be shaped in the stacking process.

The stacking unit 7 in this embodiment further includes a shaping assembly, the shaping assembly includes two first shaping plates 74 and a second shaping plate 75, the two first shaping plates 74 are respectively located at two longitudinal sides of the stacking table 73, the first shaping plates 74 are in transmission connection with the first shaping driving mechanism and are driven by the first shaping driving mechanism to reciprocate in a longitudinal direction, and the second shaping plates 75 are in transmission connection with the second shaping driving mechanism and are driven by the second shaping driving mechanism to reciprocate in a transverse direction.

In the process of stacking the cardboard stack on the stacking table 73, the first and second shaping driving mechanisms respectively drive the first and

second shaping plates

74 and 75 to move, the two first shaping plates 74 are close to or far away from each other in the longitudinal direction to beat the cardboard stack in the longitudinal direction, and the second shaping plate 75 reciprocates in the transverse direction to beat the cardboard stack in the transverse direction. Therefore, the first shaping plate 74 and the second shaping plate 75 are matched, so that the paperboard stack is orderly stacked on the stacking table 73 and is orderly arranged, and subsequent blanking and transferring are facilitated.

Specifically, the first shaping driving mechanism and the second shaping driving mechanism can adopt a cylinder driving mode, that is, the first shaping driving mechanism comprises two shaping cylinders, the second shaping driving mechanism comprises one shaping cylinder, the fixed ends of the three shaping cylinders are connected to the stacking rack, and the piston ends of the three shaping cylinders are respectively connected to the two first shaping plates 74 and the second shaping plate 75. In this way, the horizontal movement of the first or

second shaping plate

74 or 75 in the longitudinal or transverse direction is achieved by the telescopic movement of the piston end of the shaping cylinder.

With reference to fig. 10 and 11, the blanking unit 5 is used to transfer away the stacked cardboard sheets. The blanking unit 5 comprises a blanking plate 51, two lifting plates 71, a stop plate 76, a third lifting driving mechanism 52 and a transverse driving mechanism 77, wherein the lifting plates 71 are in transmission connection with the second lifting driving mechanism 72, the stacking table 73 is in sliding connection with the lifting plates 71, and the stacking table 73 is in transmission connection with the transverse driving mechanism 77 and is driven by the transverse driving mechanism 77 to move transversely. The stop plate 76 is arranged opposite to the second shaping plate 75, and the stop plate 76 is fixed on the stacking rack and is located above the stacking platform 73. The blanking plate 51 is positioned below the stacking platform 73, and the blanking plate 51 is in transmission connection with the third lifting driving mechanism 52 and is driven by the third lifting driving mechanism 52 to move up and down.

In this embodiment, the third lifting driving mechanism 52 is used for driving the blanking plate 51 to perform lifting movement, and the specific structure thereof may refer to the structures of the first lifting driving mechanism and the second lifting driving mechanism 72, and for saving space, the detailed description thereof is omitted.

Referring to fig. 11, the lateral drive mechanism 77 is configured to drive the stacking table 73 to move laterally relative to the lifting plate 71. In this embodiment, the transverse driving mechanism 77 includes two transmission assemblies located at two sides of the stacking platform 73, the transmission assemblies include a carrier plate 773 and a rail 771, the rail 771 is transversely disposed on the lifting plate 71, the carrier plate 773 is slidably connected to the rail 771, and the stacking platform 73 is fixedly mounted on the carrier plate 773. At least one transmission component is in transmission connection with the driving component and is driven by the driving component to drive the stacking platform 73 to move transversely.

The driving assembly comprises a transverse driving motor 774, a gear and a rack 772, the rack 772 is transversely arranged on a lifting plate 71, the transverse driving motor 774 is installed on the bearing plate 773, the transverse driving motor 774 is in driving connection with the gear, and the gear is meshed with the rack 772. Thus, after the transverse driving motor 774 is started, the transverse driving motor 774 drives the gear to rotate, and since the gear is meshed with the rack 772 fixed on the lifting plate 71, the gear acts on the bearing plate 773 in the rotating process, so that the bearing plate 773 drives the stacking platform 73 to move along the transverse direction.

When the paperboard blanking is to be carried out, a supporting plate (a tool for transferring the paperboards) is placed on the blanking plate 51, the blanking plate 51 is driven by the third lifting driving mechanism 52 to drive the supporting plate to move upwards, after the supporting plate moves to a preset position and the stacking of the paperboards is finished, the stacking platform 73 is driven by the transverse driving mechanism 77 to move transversely towards the direction close to the second conveyor belt, and the movement stroke of the stacking platform 73 is limited by the stop plate 76, so that after the stacking platform 73 passes through the stop plate 76, the paperboards originally stacked on the stacking platform 73 fall on the supporting plate under the action of gravity. Flitch 51 resets under the drive of third lift actuating mechanism 52 drive to through transportation equipment, like trailer, AGV dolly etc. with cardboard together with the layer board transfer away. In the downward movement process of the blanking plate 51, when the paperboard on the uppermost layer of the supporting plate is positioned below the stacking platform 73, the transverse driving mechanism 77 drives the stacking platform 73 to reset, and the second lifting driving mechanism 72 drives the stacking platform 73 to move upwards to a preset position so as to stack a new round of paperboards.

The cardboard that the layer board can in time shift away on the hacking platform 73 under the state of not shutting down in this embodiment, when having promoted device work continuity, has promoted the unloading efficiency and the degree of automation of device.

Further, a plurality of universal balls 78 are arranged on the stacking platform 73, and the universal balls 78 are arranged at intervals and protrude out of the upper surface of the stacking platform 73. Through the bearing of the universal ball 78, the sliding friction between the paper board and the stacking table 73 can be changed into rolling friction, so that the abrasion of the paper board is reduced, and the movement of the stacking table 73 is smoother.

The embodiment also provides a processing method of the waterproof film 201, and by using the processing device, the processing method comprises the following steps:

s1: the cardboard conveying mechanism transfers the cardboard to be filmed to the first conveyor belt 43. Specifically, after the upper surface of the paperboard is subjected to dust removal treatment through a dust removal unit, the paperboard enters a flat pressing channel; carrying out flat pressing treatment on the paperboard through the matching of the upper annular pressing belt 12 and the lower annular pressing belt 11; after the paper board penetrates out of the flat pressing channel, the lower annular pressing belt 11 conveys the paper board, and the gluing unit coats adhesive on the upper surface of the paper board in the conveying direction of the paper board; after the paperboard is separated from the lower annular pressing belt 11, the paperboard moves to a first conveying belt 43 on a lifting seat 42;

s2: the waterproof film conveying mechanism transfers the middle film main body 202 to just above the first conveyor belt 43. Specifically, the waterproof film 201 wound on the unreeling is pulled out by the pulling unit, the pulled waterproof film 201 is cut by the cutting unit 3, so that a rectangular cutting line which is not completely cut off and only partially connected with the wire is formed on the waterproof film 201 to obtain a middle film main body 202, and the pulling unit pulls the waterproof film 201 until the middle film main body 202 on the waterproof film main body is directly above the first conveyor belt 43;

s3: the film attaching mechanism 4 attaches the paper board to the middle film body 202. Specifically, the first lifting mechanism drives the lifting plate to drive the first conveyor belt 43 to move upwards, and when the paperboard on the first conveyor belt 43 is in contact with the middle film main body 202, one surface of the paperboard coated with the adhesive is attached to the inner side of the cutting line of the waterproof film 201; the paper board continues to move upwards, the middle film main body 202 is jacked up, and the cut middle film main body 202 is separated along the cutting line, so that the paper board attached with the waterproof film 201 is obtained; the paperboard is driven to move downwards through the driving of the first lifting driving mechanism until the paperboard separated from the lower annular pressing belt 11 can move to the paperboard on the uppermost layer of the first conveyor belt 43, so that the paperboards can be stacked for one time;

s4: the palletizing unit 7 palletizes the paper boards. Specifically, after the paperboard pile subjected to primary stacking is separated from the first conveyor belt 43, the paperboard pile is lifted to a preset height through the second conveyor belt, and after the paperboard pile is separated from the second conveyor belt, the paperboard pile is subjected to secondary stacking on the stacking table 73 through the stacking unit; after a predetermined amount of paper boards are stacked, the paper board stack on the stacking table 73 is transferred to the blanking plate 51 by the blanking unit 5, so that blanking without stopping is realized.

The cardboard processingequipment in this embodiment carries waterproof film through waterproof film conveying mechanism in order to cut the cardboard in transportation process, obtain the rectangle line of cut that only part is wired, make to be formed with middle part film main part on the waterproof film, carry the cardboard through cardboard conveying mechanism in order, through laminating mechanism with cardboard and middle part waterproof film laminating together, and separate away middle part waterproof film on by waterproof film. The paper boards are stacked through the stacking mechanism, and are conveyed out in time. The treatment realizes the integrated processing process of the waterproof paperboard, and has simple process and high production efficiency.

The paperboard can be lifted by the film attachment mechanism and the adhesive joins the paperboard and the central film body together when the paperboard is in contact with the two. When the paper board continues to move upwards, the paper board applies pressure to the waterproof film, so that the connection between the paper board and the middle film main body is tighter, the middle film main body is finally separated from the waterproof film, and the waterproof film waste and the paper board are completely separated. This mode design benefit for pad pasting mechanism has pad pasting concurrently and separates middle part film main part and water proof membrane's function, has realized the effective utilization to pad pasting mechanism, and need not to carry out the separation processing of water proof membrane waste material and cardboard, has promoted production efficiency.

Can also be with the cardboard pressfitting behind the pad pasting between first conveyer belt and locating plate through pad pasting mechanism, through the cooperation of locating plate and first conveyer belt, realized the concora crush to the cardboard and handled, make the cardboard surfacing behind the tectorial membrane, when carrying out the pile up neatly of cardboard, can reduce the clearance between the cardboard, make the cardboard pile of pile up neatly more closely knit.

Can also drive the lift seat through pad pasting mechanism and drive first conveyer belt and carry out elevating movement, the cardboard of not pad pasting can be placed on the cardboard of pad pasting, so can carry out first pile up neatly with the cardboard of pad pasting on first conveyer belt, has promoted the continuity of process, has reduced follow-up pile up neatly mechanism's working strength, has improved pile up neatly efficiency.

Can carry out the secondary pile up neatly to the cardboard pile that breaks away from pad pasting mechanism through the pile up neatly unit, after the cardboard pile up neatly to the predetermined amount, can drive the pile up neatly platform that bears the weight of the cardboard through horizontal drive mechanism along lateral motion, carry on spacingly to the cardboard in the lateral motion direction of pile up neatly platform through the fender cardboard, make the cardboard can fall naturally to down on the flitch after breaking away from the pile up neatly platform, thereby realized the not shut down unloading to the cardboard, when improving unloading efficiency, help reducing the energy consumption, play energy-conserving technological effect.

Before the paperboard enters the film pasting mechanism, the paperboard conveying mechanism carries out pretreatment processing including dust removal and flattening on the paperboard, so that the surface of the paperboard is regular, the adhesive coated on the paperboard is uniformly distributed, and the bonding strength of the paperboard and the middle thin film main body is ensured.

While the invention has been described with reference to specific embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. The processing method of the waterproof paperboard is characterized by comprising the following steps:

s2: conveying the waterproof film through the waterproof film conveying unit (2), cutting the waterproof film through the cutting unit (3) to form a rectangular cutting line which is not completely cut off and only partially connected with the line on the waterproof film to obtain a middle film main body, transferring the waterproof film with the rectangular cutting line to the upper part of the paper board, and enabling the middle film main body to be opposite to the paper board;

s3: the paper board is driven to move upwards by the film sticking mechanism (4), and when the paper board is contacted with the middle film main body, one side of the paper board coated with the adhesive is stuck to the inner side of the cutting line of the waterproof film; enabling the paper board to continue to move upwards, jacking the middle film main body by the paper board in the moving process, and separating the cut middle film main body along the cutting line to obtain the paper board attached with the waterproof film; the film sticking mechanism (4) drives the paper boards to move downwards, so that the paper boards to be stuck with films can move on the paper boards with the stuck films to perform one-time stacking of the paper boards;

s4: after the preset amount of primary stacking of the paperboards, the paperboards are lifted to a preset height through the lifting unit (5), secondary stacking is carried out on the paperboards through the stacking unit (6), and after the preset amount of secondary stacking of the paperboards, the paperboards are transferred out through the blanking unit (7).

2. A waterproof paperboard processing method according to claim 1, characterized in that the waterproof film conveying unit (2) is used for conveying a waterproof film (201), the waterproof film conveying unit (2) comprises an unwinding roller (21) and a traction assembly, a waterproof film (201) is wound on the unwinding roller (21), a plurality of guide rollers (22) are arranged between the unwinding roller (21) and the traction component, the traction assembly is used for drawing the waterproof film (201) on the unwinding roller (21), the guide roller (22) is used for changing the moving direction of the waterproof film (201), so that the waterproof film (201) can horizontally enter the cutting unit (3), the cutting unit (3) is used for cutting the waterproof film (201) to form a rectangular cutting line which is not completely cut off and only partially connects the lines on the waterproof film (201);

the paperboard conveying mechanism comprises a paperboard conveying unit, a dust removing unit and a gluing unit, the paperboard conveying unit is used for conveying the paperboard to the film sticking mechanism (4) along the transverse direction, the dust removing unit is located at the feeding end of the paperboard conveying unit and used for carrying out dust removing treatment on the paperboard, and the gluing unit is used for coating an adhesive on the upper surface of the paperboard in the conveying direction of the paperboard;

the stacking mechanism comprises a lifting unit (6), a stacking unit (7) and a blanking unit (5), wherein the lifting unit (6) is used for upwards lifting the paper boards after film pasting, the stacking unit (7) is used for stacking the lifted paper boards, and the blanking unit (5) is used for blanking the paper boards after stacking.

3. The waterproof paperboard processing method according to claim 2, characterized in that the stacking unit (7) comprises a stacking rack, a stacking platform (73) and a second lifting driving mechanism (72), wherein the stacking rack is of a frame structure, and the stacking platform (73) can be driven by the second lifting driving mechanism (72) to perform lifting movement relative to the stacking rack; the blanking unit (5) comprises a blanking plate (51), two lifting plates (71), a stop plate (76), a third lifting driving mechanism (52) and a transverse driving mechanism (77), the lifting plates (71) are in transmission connection with the second lifting driving mechanism (72), the stacking platform (73) is connected to the lifting plates (71) in a sliding mode, the stacking platform (73) is in transmission connection with the transverse driving mechanism (77) and is driven by the transverse driving mechanism (77) to move transversely, the stop plate (76) is fixed to the stacking rack and is located above the stacking platform (73), the blanking plate (51) is located below the stacking platform (73), and the blanking plate (51) is in transmission connection with the third lifting driving mechanism (52) and is driven by the third lifting driving mechanism (52) to move in a lifting mode.

4. The method for processing the waterproof paperboard according to claim 3, wherein the transverse driving mechanism (77) comprises two transmission assemblies which are positioned at two sides of the stacking platform (73), each transmission assembly comprises a bearing plate (773) and a rail (771), the rails (771) are arranged on the lifting plate (71) along the transverse direction, the bearing plates (773) are connected to the rails (771) in a sliding manner, the stacking platform (73) is fixedly arranged on the bearing plates (773), at least one transmission assembly is in transmission connection with the driving assemblies and is driven by the driving assemblies to drive the stacking platform (73) to move transversely, each driving assembly comprises a transverse driving motor (774), a gear and a rack (772), the rack (772) is arranged on the lifting plate (71) along the transverse direction, and the transverse driving motor (774) is arranged on the bearing plates (773), the transverse driving motor (774) is in driving connection with a gear, and the gear is meshed with the rack (772).

5. The waterproof paperboard processing method according to claim 1, wherein the film sticking mechanism (4) comprises a lifting seat (42), a lifting frame (41), a first conveying mechanism and a positioning plate (46); the lifting frame (41) is of a frame structure formed by connecting a plurality of vertical rods, the vertical rods are connected with sliding rails in the vertical direction, the lifting seat (42) is installed on the sliding rails in a matched mode, and the lifting seat (42) is in transmission connection with the first lifting driving mechanism and driven by the first lifting driving mechanism to lift; the first conveying mechanism is arranged on the lifting seat (42) and is used for receiving the paper boards conveyed by the paper board conveying mechanism, the first conveying mechanism comprises a plurality of first conveying belts (44), the first conveying belts (43) are positioned below the middle film main body (202), the first conveying belts (43) extend along the transverse direction, and a gap is formed between every two adjacent first conveying belts (43); the utility model discloses a waterproof film of a water-proof device, including locating plate (46), locating plate (46) are installed the top of crane (41), the diapire of locating plate (46) and the laminating of horizontal segment's waterproof film (201) upper surface mutually, locating plate (46) diapire middle part upwards extends and is formed with separation chamber (461), cardboard and middle part film main part (202) can be accomodate in separation chamber (461).

6. The waterproof paperboard processing method according to claim 5, wherein the film sticking mechanism (4) further comprises a limiting unit (47), and the limiting unit (47) is used for limiting the paperboards on the first conveyor belt (43) so that the paperboards on the first conveyor belt (43) can stop at a preset position; the limiting unit (47) comprises a limiting cylinder (471), a rotating shaft (472) and a plurality of limiting plates, the rotating shaft (472) is rotatably connected to the lifting frame (41), the axis of the rotating shaft (472) extends along the longitudinal direction, the cylinder body end of the limiting cylinder (471) is hinged to the top of the limiting plate (46), the piston end of the limiting cylinder (471) is hinged to the rotating shaft (472), the plurality of limiting plates are distributed along the axial direction of the rotating shaft (472) at intervals, the limiting plates are positioned between two adjacent first conveying belts (43), each limiting plate comprises a limiting plate main body (473) and a limiting part (474), the limiting plate main body (473) is sleeved on the rotating shaft (472) and positioned at the outer side of the limiting plate (46), and the limiting part (474) is connected to one side, close to the limiting plate (46), of the limiting plate main body (473), and is positioned below the positioning plate (46).

7. The waterproof paperboard processing method according to claim 6, characterized in that the paperboard conveying unit comprises an upper annular pressing belt (12) and a lower annular pressing belt (11), the upper annular pressing belt (12) and the lower annular pressing belt (11) are wound on a tensioning roller (14) and a driving roller (15), the driving roller (15) is used for driving and driving the upper annular pressing belt (12) and the lower annular pressing belt (11) to rotate, and the upper annular pressing belt (12) and the lower annular pressing belt (11) are matched to form a flat pressing channel which can allow the paperboard to pass through; the lower endless press belt (11) has a first extension (111) and a second extension (112), the first extension (111) and the second extension (112) being located on either side of the upper endless press belt (12), respectively, the dust removal unit being located above the first extension (111), and the glue application unit being located above the second extension (112).

8. The waterproof paperboard processing method according to claim 7, wherein the dust removal unit comprises a dust removal brush (138), a dust removal cover (131), a dust suction fan (134) and a dust removal roller (137); dust removal brush (138) slope sets up, dust excluding hood (131) are located dust removal brush (138) and are close to flat pressing passageway one side, vertical extension is followed in dust excluding hood (131), dust excluding hood (131) have an air intake and a plurality of air outlet, the air intake that advances dust excluding hood (131) is located the top of pressing area (11), a plurality of is pressed to the annular down the air outlet of dust excluding hood (131) is along vertical interval distribution, the air outlet of dust excluding hood (131) passes through dust absorption pipe (132) and transfers the air intake intercommunication of tuber pipe (133), the air intake department of transferring tuber pipe (133) is equipped with the control valve, transfer tuber pipe (133) to pass through pipeline and dust absorption fan (134) intercommunication.

9. The waterproof paperboard processing method according to claim 8, characterized in that the gluing unit comprises a glue storage box (164), a plurality of gluing heads (162) and a glue homogenizing brush (161), wherein an adhesive is contained in the glue storage box (164), a glue outlet (166) is formed in the bottom of the glue storage box (164), a glue outlet pipe is connected to the glue outlet (166), the glue outlet pipe comprises a plurality of glue outlets, the glue outlets of the glue outlets correspond to the gluing heads (162) in a one-to-one manner and are communicated through a pipeline, a control valve is arranged at the glue outlet, the gluing heads (162) are mounted on a gluing bracket through sliders, and the sliders can slide on the gluing bracket in the longitudinal direction; the top of the glue storage box (164) is also provided with a hopper (165) communicated with the glue storage box, and a stirring component (163) is arranged in the glue discharging box; the top of hopper (165) is equipped with dust excluding hood (135) through dust removal pipe (136) with dust absorption fan (134) intercommunication, be equipped with the control valve of its break-make of control on dust removal pipe (136).

10. The method for processing the waterproof paperboard according to claim 3, wherein a plurality of universal balls (78) are arranged on the stacking platform (73), and the universal balls (78) are arranged at intervals and protrude out of the upper surface of the stacking platform (73).