CN113073490A

CN113073490A - Multi-station rotary paper pulp forming device and working method thereof

Info

Publication number: CN113073490A
Application number: CN202110184758.5A
Authority: CN
Inventors: 边敬友
Original assignee: Xuzhou Lihua Environmental Protection Technology Co ltd
Current assignee: Xuzhou Lihua Environmental Protection Technology Co ltd
Priority date: 2021-02-10
Filing date: 2021-02-10
Publication date: 2021-07-06

Abstract

The invention discloses a multi-station rotary paper pulp forming device and a working method thereof, wherein the device comprises a waste paperboard feeding magnetic separation conveying belt, a paper pulp stirring unit, a paper pulp transferring unit, a paper pulp impurity screening unit, a paper pulp vibration screening unit, a paper pulp forming unit and a paper pulp discharging unit; the paper pulp forming unit comprises a paper pulp storage barrel, a forming machine table, a forming roller driving motor, an angle adjusting cylinder I, a molding agent nozzle, a nozzle bracket frame body, a V-shaped rotary supporting plate I, an angle adjusting cylinder II, a product blanking suction nozzle I, a blanking suction nozzle supporting frame, a V-shaped rotary supporting plate II, a forming machine frame, a forming molding driving cylinder, an upper molding plate, an upper molding connecting plate and a group of upper guide posts. The paper pulp forming unit provided by the invention is provided with the three-sided molding lower template, so that the paper pulp can be continuously molded, the working precision and stability of the whole paper pulp molding machine are improved, and the production cost is reduced while the production efficiency is improved.

Description

Multi-station rotary paper pulp forming device and working method thereof

Technical Field

The invention belongs to the technical field of environment-friendly equipment, and particularly relates to a multi-station rotary paper pulp forming device. The invention also relates to a working method of the multi-station rotary paper pulp forming device.

Background

The main production processes of the pulp molding product are as follows: firstly, the waste paper or the carton edge is disintegrated into fiber paper pulp by a hydrapulper, then the paper pulp is absorbed and formed by a mould, and then the paper pulp is dried and shaped to form a paper pulp molding product. The traditional pulp production line of the pulp molding products only simply puts the waste paper or the carton edges into a hydrapulper, and directly discharges the pulp into a pulp tank for the use of the subsequent process after the pulp is pulped by the hydrapulper for a certain time.

The paper pulp is a fibrous substance prepared by using plant fibers as raw materials through different processing methods. Mechanical pulp, chemical pulp and chemimechanical pulp can be classified according to the processing method; the fiber raw materials can also be divided into wood pulp, straw pulp, hemp pulp, reed pulp, cane pulp, bamboo pulp, rag pulp and the like according to the used fiber raw materials. And can be divided into refined pulp, bleached pulp, unbleached pulp, high-yield pulp, semi-chemical pulp and the like according to different purities. In the production and manufacturing process of paper pulp, because the raw material is waste paper or carton edges, the pulp produced by the pulp production line of the traditional pulp molding product contains large paper sheets, a small amount of impurities and foreign matters such as film bags, adhesive tapes, iron wires, wood blocks, stones and the like, and finally the large paper sheets, the impurities and the foreign matters are adsorbed on the product to become defective products, so that the product yield is reduced, and a device is required to be designed to solve the problems.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide a multi-station rotary paper pulp forming device, which solves the problems that the paper pulp production equipment in the prior art has certain limitation on the operation of removing impurities, so that the impurities in the paper pulp are difficult to remove, and the quality of subsequent products formed by paper pulp molding is influenced.

The technical scheme is as follows: a multi-station rotary paper pulp forming device comprises a waste paperboard feeding magnetic separation conveying belt, a paper pulp stirring unit, a paper pulp transferring unit, a paper pulp impurity screening unit, a paper pulp vibration screening unit, a paper pulp forming unit and a paper pulp discharging unit, wherein the waste paperboard feeding magnetic separation conveying belt, the paper pulp stirring unit, the paper pulp transferring unit, the paper pulp impurity screening unit, the paper pulp vibration screening unit, the paper pulp forming unit and the paper pulp discharging unit are sequentially arranged according to production procedures, the waste paperboard feeding magnetic separation conveying belt conveys waste paperboards into the paper pulp stirring unit, solvent liquid and waste paperboards are continuously injected into the paper pulp stirring unit, the paper pulp stirring unit can stir paper pulp, the paper pulp transferring unit can convey the paper pulp in the paper pulp stirring unit to the paper pulp impurity screening unit, the paper pulp impurity screening unit carries out primary screening of paper pulp impurities, the paper pulp vibration screening unit is used for carrying out secondary screening on paper pulp impurities, paper pulp in the paper pulp vibration screening unit is conveyed to the paper pulp forming unit, the paper pulp is molded and formed in the paper pulp forming unit, and the paper pulp blanking unit is used for blanking formed paper pulp products on the paper pulp forming unit; wherein, the paper pulp forming unit comprises a paper pulp storage barrel, a forming machine platform, a forming roller driving motor, a first angle adjusting cylinder, a group of molding agent nozzles, a nozzle bracket frame body, a first V-shaped rotating support plate, a second angle adjusting cylinder, a group of product blanking suction nozzles, a blanking suction nozzle support frame, a second V-shaped rotating support plate, a forming machine frame, a group of forming die plastic driving cylinders, an upper molding plate, an upper molding connecting plate and a group of upper guide posts, the paper pulp storage barrel is arranged on the forming machine platform, the forming machine frame is erected on the forming machine platform, the group of forming die plastic driving cylinders are arranged on the forming machine frame, a piston rod of the forming die driving cylinder is connected with the upper molding connecting plate, the upper molding plate is fixedly arranged on the lower end face of the upper molding connecting plate, and the upper molding connecting plate is connected with the, the section of the forming roller is regular hexagon, three sides of the forming roller, which are spaced from each other, are respectively provided with a lower plastic plate, the forming roller is positioned under an upper plastic plate, the upper plastic plate and the lower plastic plate are arranged just up and down, the upper plastic plate and the lower plastic plate can be used for molding paper pulp, the forming roller driving motor is arranged on a forming machine table and is connected with the forming roller, the forming roller driving motor can drive the forming roller to rotate, an angle adjusting cylinder I and an angle adjusting cylinder II are respectively arranged on two sides of the forming roller, a piston rod of the angle adjusting cylinder I is hinged with one end of a V-shaped rotating support plate I, the other end of the V-shaped rotating support plate I is hinged with the forming machine table, a nozzle bracket body is connected with the V-shaped rotating support plate I, and a group of molding agent nozzles are arranged on the nozzle bracket body in a row along the axial direction of the forming roller, the piston rod of the angle adjusting cylinder II is hinged to one end of the V-shaped rotary supporting plate II, the V-shaped rotary supporting plate II is connected with the forming machine table in a sliding mode through the adapter plate, the discharging suction nozzle supporting frame is connected with the V-shaped rotary supporting plate II, the discharging suction nozzles of the products are arranged on the nozzle support body, and the paper pulp molding products on the lower molding plate can be adsorbed by the discharging suction nozzles of the products.

Further, foretell multistation wheel rotation paper pulp forming device, paper pulp shaping unit still drives actuating cylinder, horizontal connecting plate, unloading direction slide rail one and unloading direction slider one including the unloading level, the piston rod and the horizontal connecting plate that the unloading level drove the actuating cylinder are connected, horizontal connecting plate and unloading direction slider one are connected, unloading direction slider one and unloading direction slide rail sliding connection, angle adjusting cylinder two is connected with unloading direction slider one.

Further, the multistation wheel-rotating paper pulp forming device comprises a paper pulp blanking unit, wherein the paper pulp blanking unit comprises a blanking support frame, a blanking linear module, a blanking guide slide rail II, a blanking guide slide block II, a Z-shaped connecting plate I, an angle adjusting cylinder III, a Z-shaped connecting plate II, a rotating support seat and a group of blanking suction nozzles II, the blanking linear module and the blanking guide slide rail II are arranged on the upper end part of the blanking support frame in parallel, the blanking guide slide block II is in sliding connection with the blanking guide slide rail II, the upper end part of the Z-shaped connecting plate I is connected with the slide block of the blanking linear module and the blanking guide slide block II, the angle adjusting cylinder III and the rotating support seat are fixedly arranged on the lower end part of the Z-shaped connecting plate I, the middle position of the Z-shaped connecting plate II is hinged with the rotating support seat, the upper end part of, the second group of blanking suction nozzles are arranged on the lower end part of the second Z-shaped connecting plate and can adsorb pulp molding products on the lower molding plate.

Further, in the multi-station rotary pulp forming device, the pulp stirring unit comprises a stirring support frame body, a stirring tank upper cover, an upper cover lifting driving assembly and a pulp stirring device, the stirring tank body is arranged on the stirring support frame body, the upper cover lifting driving component is arranged on the upper end part of the stirring support frame body, the upper cover lifting driving component is connected with the upper cover of the stirring tank, the upper cover lifting driving component can drive the upper cover of the stirring tank to be inserted into the stirring tank body, the paper pulp stirring device is arranged on the upper cover of the stirring tank, the waste paperboard feeding magnetic separation conveying belt is obliquely arranged, the tail end of the waste paperboard feeding magnetic separation conveying belt is positioned at an opening at the upper end of the stirring tank body, the lower end part of the stirring tank body is connected with a paper pulp conveying pipeline, the pulp conveying pipeline is provided with a first electromagnetic valve, and the end part of the pulp conveying pipeline, far away from the stirring tank body, is located at the position of the pulp transferring unit.

Further, foretell multistation rotates paper pulp forming device, paper pulp agitating unit includes agitator motor, action wheel, a set of follow driving wheel, main stirring pivot, a set of inferior stirring pivot, spiral stirring paddle leaf and a set of stirring rod, agitator motor, action wheel and a set of follow driving wheel all set up on the agitator tank upper cover, agitator motor and action wheel are connected, a set of center of using the action wheel from the driving wheel sets up according to annular array's mode as the centre of a circle to a set of follow driving wheel and action wheel meshing, action wheel and main stirring pivot are connected, spiral stirring paddle leaf is the fixed setting of heliciform on the outer wall of main stirring pivot, a set of follow driving wheel and a set of inferior stirring pivot one-to-time stirring pivot and follow driving wheel connection, be equipped with a set of stirring rod in the inferior stirring pivot.

Further, foretell multistation wheel pulp forming device, the pulp transportation unit includes pulp transfer device, transports horizontal drive device and transports rotary drive device, the pulp transfer device sets up on transporting rotary drive device to transport rotary drive device and can drive the rotatory 360 of pulp transfer device, transport rotary drive device sets up on transporting horizontal drive device, and transport horizontal drive device and can drive pulp transfer device reciprocating motion between pulp stirring unit and pulp impurity screening unit.

Further, the multi-station rotary paper pulp forming device comprises a servo motor, a transmission assembly, a first screw rod, a second screw rod, a first sliding block, a second sliding block, a turnover oil cylinder, a transfer lifting support plate, a transfer support frame and a transfer hopper, wherein the transfer support frame is fixedly arranged on the rotary table, the servo motor is arranged on the transfer support frame through a motor support seat, the transmission assembly is arranged at the upper end part of the transfer support frame, the servo motor is connected with the transmission assembly, the transmission assembly is respectively connected with the first screw rod and the second screw rod, the first screw rod and the second screw rod are arranged on the transfer support frame through screw rod seats, the first sliding block is sleeved on the first screw rod, the second sliding block is sleeved on the second screw rod, and the transfer lifting support plate is fixedly connected with the first sliding block and the second sliding block, it is articulated to transport the hopper and transport the terminal surface that first slider and second slider were kept away from to the lift backup pad, the one end of upset hydro-cylinder is articulated with the terminal surface of transporting the lift backup pad and keeping away from first slider and second slider to the end is articulated with the lower tip of transporting the hopper to upset hydro-cylinder piston rod stretches out the end, transport the lift backup pad and transport the stand sliding connection of support frame, paper pulp pipeline's end is located the top of transporting the hopper.

Further, in the multi-station rotary paper pulp forming device, the paper pulp impurity screening unit comprises a first vertical vibration motor, a first vibration base, a first group of vibration springs, an impurity screening frame body, a paper pulp vibration sieve, a first group of spray rollers and a first group of spray barrel rotary driving motors, the first vertical vibration motor is arranged on the first vibration base, the impurity screening frame body is connected with the first vertical vibration motor, the impurity screening frame body and the paper pulp vibration sieve are arranged in an L shape, the first group of vibration springs are arranged between the first vibration base and the impurity screening frame body, the paper pulp vibration sieve is arranged on the impurity screening frame body, the first group of spray rollers and the first group of spray barrel rotary driving motors are arranged in a one-to-one correspondence manner, the spray barrel rotary driving motors are connected with the spray, and a rotary driving motor of a spray cylinder can drive the spray roller to rotate, a set of spray roller is a row and erects in the paper pulp shale shaker top, be equipped with a set of hole that sprays on the outer wall of spray roller, the initiating terminal that the paper pulp shale shaker was equipped with L type tip is located one side of paper pulp transportation unit to the end of paper pulp shale shaker is located one side of paper pulp vibration screening unit.

Further, the multi-station rotary paper pulp forming device comprises a paper pulp vibration screening unit, a paper pulp feeding funnel, a vibrating screen cylinder upper cover, an impurity outlet, a paper pulp outlet, a vertical vibrating motor II, a group of vibrating spring II and a vibrating support seat II, wherein the vertical vibrating motor II is arranged on the vibrating support seat II, the vertical vibrating motor II is connected with the vibrating screen cylinder, the vibrating spring II is arranged between the upper end surface of the vibrating support seat II and the lower end surface of the vibrating screen cylinder, the impurity outlet and the paper pulp outlet are arranged on the outer wall of the vibrating screen cylinder, the impurity outlet and the paper pulp outlet are communicated with the inside of the vibrating screen cylinder, the height of the vibrating screen cylinder where the impurity outlet is arranged is larger than that of the vibrating screen cylinder where the paper pulp outlet is arranged, the vibrating screen cylinder upper cover is arranged on the vibrating screen cylinder, the lower end part of the paper pulp feeding funnel is connected with the vibrating screen cylinder upper cover, the paper pulp feeding hopper is communicated with the vibrating screen drum, the paper pulp outlet is connected with a paper pulp conveying pipeline II, and the other end, far away from the paper pulp outlet, of the paper pulp conveying pipeline II is communicated with the paper pulp forming unit; wherein, be equipped with screen cloth, lower screen cloth, a set of baffle and a set of vibration ball in the shale shaker section of thick bamboo, go up the screen cloth and all set up on the inner wall of a shale shaker section of thick bamboo with lower screen cloth to it is in screen cloth top down to go up the screen cloth, the baffle sets up on lower screen cloth, and the baffle is the ring form, the vibration ball sets up between the baffle, it is located below the impurity export water level to go up the screen cloth, the paper pulp export is located below the screen cloth water level.

The invention also provides a working method of the multi-station rotary paper pulp forming device, which comprises the following steps:

s1, placing the waste paperboard at the starting end of the waste paperboard feeding magnetic separation conveying belt, and adsorbing magnetic impurities in the waste paperboard on the waste paperboard feeding magnetic separation conveying belt under the electromagnetic action of the waste paperboard feeding magnetic separation conveying belt in the process of conveying the waste paperboard by the waste paperboard feeding magnetic separation conveying belt;

s2, enabling the waste paper box boards to enter a stirring tank body through the tail end of a waste paper board feeding magnetic separation conveying belt, simultaneously flushing a paper board dissolving liquid into the stirring tank body, enabling the stirring tank body to reach the set amount of a control system, and stopping conveying the feeding magnetic separation conveying belt;

s3, starting an upper cover lifting driving motor to drive a first rotating shaft to rotate, and driving two symmetrically arranged stirring driving screws to synchronously rotate through transmission of two symmetrically arranged first straight bevel gears and two symmetrically arranged second straight bevel gears so that a first stirring driving sliding block descends along a first stirring driving screw;

s4, the upper cover of the stirring tank descends along with the upper cover lifting driving component, so that the pulp stirring device extends into the stirring tank body;

s5, starting a stirring motor, and driving a main stirring rotating shaft and a group of secondary stirring rotating shafts to rotate through the transmission of a driving wheel and a group of driven wheels, so that a spiral stirring blade and a group of stirring rods stir the paper pulp in a stirring tank body;

s6, after the paper pulp is manufactured, opening the first electromagnetic valve, conveying the paper pulp into a transfer hopper through a paper pulp conveying pipeline, enabling a certain amount of paper pulp to be obtained in the transfer hopper, and closing the first electromagnetic valve;

s7, starting a transfer horizontal driving device to drive a transfer hopper to move to the starting end of the paper pulp impurity screening unit;

s8, the transfer rotary driving device drives the turntable to rotate 180 degrees, and drives the transfer hopper to rotate 180 degrees, so that the transfer hopper faces the starting end of the paper pulp impurity screening unit;

s9, starting a servo motor, and driving a transfer hopper to descend to a position right above the starting end of the paper pulp impurity screening unit through the transmission of a transmission assembly, a first screw rod, a second screw rod, a first sliding block and a second sliding block;

s10, retracting a piston rod of the overturning oil cylinder to enable the transfer hopper to tip the paper pulp at the starting end of the paper pulp vibrating screen, and returning the paper pulp transfer unit to the initial position after the paper pulp is tipped;

s11, starting a vertical vibrating motor to drive the paper pulp vibrating screen to vibrate at high frequency, so that paper pulp at the starting end of the paper pulp vibrating screen moves towards the paper pulp vibrating screen, meanwhile, spraying liquid is flushed into the spraying roller, the spraying roller is driven to rotate by a rotating driving motor of the spraying roller, the liquid sprayed out of the spraying roller is sprayed on the paper pulp of the paper pulp vibrating screen, and dust and impurities in the paper pulp are removed;

s12, enabling paper pulp at the tail end of the paper pulp vibrating screen to fall into a paper pulp feeding hopper and enter a vibrating screen cylinder;

s13, starting a vertical vibrating motor II to drive a vibrating screen cylinder to vibrate, screening paper pulp by an upper screen and a lower screen, discharging impurities with larger sizes in the paper pulp in the vibrating screen cylinder through an impurity outlet, and feeding the paper pulp into a paper pulp storage barrel through a paper pulp outlet along a paper pulp conveying pipeline II;

s14, starting a forming roller driving motor, and driving the forming roller to rotate for 30 degrees at intervals of a certain time;

s15, immersing the lower plastic plate into the paper pulp in the paper pulp storage barrel, so that the lower plastic plate is filled with the paper pulp;

s16, driving the forming roller to rotate by 30 degrees through the forming roller driving motor, rotating the lower molding plate filled with the paper pulp to the positions of a group of molding agent nozzles, and spraying liquid onto the lower molding plate through the group of molding agent nozzles;

s17, driving a lower molding plate to rotate under the upper molding plate by a molding roller driving motor, and driving an upper molding plate to press the lower molding plate by a group of molding driving cylinders to mold and form the pulp;

s18, continuously repeating the steps S15-S17, and carrying out paper pulp molding on the upper three lower plastic plates and the upper plastic plate on the molding roller in turn;

s19, after the molding is finished, the molding roller drives a motor to drive the lower molding plate to rotate to a position of a group of product blanking suction nozzles, and the group of product blanking suction nozzles absorb the paper pulp molded product of the lower molding plate;

s20, driving a group of product blanking suction nozzles to move for a certain distance by a blanking horizontal driving cylinder, so that the distance between the group of product blanking suction nozzles and the forming roller is increased;

s21, driving the Z-shaped connecting plate II to rotate around the rotating supporting seat by the angle adjusting cylinder III, so that the feeding suction nozzles II are opposite to the paper pulp molding products adsorbed on the product feeding suction nozzles I;

s22, starting the group of blanking suction nozzles II, releasing the group of product blanking suction nozzles I, and adsorbing the paper pulp molded product by the group of blanking suction nozzles II;

and S23, starting the blanking linear module, driving the first Z-shaped connecting plate to horizontally move for a certain distance along the second blanking guide slide rail, moving to a specified blanking position, releasing the second blanking suction nozzle, and placing the paper pulp molded product at the blanking position.

The technical scheme shows that the invention has the following beneficial effects: the multi-station rotary paper pulp forming device is reasonable in structural design, high in automation degree, high in working efficiency and flexible in application; firstly, the waste paperboard feeding magnetic separation conveying belt separately filters heavy metal impurities and light other impurities, so that the filtering effect is improved, and the metal scrap iron is removed from the slurry while the slurry is conveyed by the conveying belt; then, two-stage screening is formed by the paper pulp impurity screening unit and the paper pulp vibration screening unit, dust or larger fiber impurities in paper pulp can be completely removed, and the screening plate is made of an inelastic material, so that meshes on the screening plate are not easy to deform in the process of filtering the paper pulp, and meshes on the screening plate are not easy to deform when contacting with round rods, so that a manufacturer does not need to frequently replace the screening plate, the production cost of the manufacturer is saved, and favorable influence is brought to the production of the manufacturer; in addition, the paper pulp forming unit is provided with three molding lower templates, so that paper pulp can be continuously molded, the working precision and stability of the whole paper pulp molding machine are improved, and the production efficiency is improved while the production cost is reduced.

Drawings

FIG. 1 is a schematic structural view of a multiple circulation type automatic pulp impurity screening apparatus according to the present invention;

FIG. 2 is a schematic diagram of the structure of a pulp stirring unit according to the present invention;

FIG. 3 is a schematic view of a partial structure of a pulp stirring unit according to the present invention;

FIG. 4 is a schematic structural view of a transfer horizontal driving device and a transfer rotary driving device according to the present invention;

FIG. 5 is a schematic structural view of a transfer level driving apparatus according to the present invention;

FIG. 6 is a schematic view of the structure of a pulp transfer device according to the present invention;

FIG. 7 is a front view of a pulp transfer device according to the present invention;

FIG. 8 is a front view of a pulp impurity screening unit according to the present invention;

FIG. 9 is a top view of a pulp impurities screening unit according to the present invention;

FIG. 10 is a schematic view of the configuration of a vibratory pulp screening unit according to the present invention;

FIG. 11 is a schematic view of the structure of a pulp forming unit and a pulp discharge unit according to the present invention;

FIG. 12 is a schematic view of a pulp forming unit according to the present invention;

FIG. 13 is a schematic view of the overall structure of the pulp forming unit according to the present invention;

fig. 14 is a schematic view of the pulp forming unit according to the invention in use.

Detailed Description

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

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

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

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

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

Examples

The multi-station rotary paper pulp forming device shown in fig. 1 comprises a waste paperboard feeding magnetic separation conveying belt 1, a paper pulp stirring unit 2, a paper pulp transferring unit 3, a paper pulp impurity screening unit 4, a paper pulp vibration screening unit 5, a paper pulp forming unit 6 and a paper pulp discharging unit 7, wherein the waste paperboard feeding magnetic separation conveying belt 1, the paper pulp stirring unit 2, the paper pulp transferring unit 3, the paper pulp impurity screening unit 4, the paper pulp vibration screening unit 5, the paper pulp forming unit 6 and the paper pulp discharging unit 7 are sequentially arranged according to production procedures, the waste paperboard is conveyed into the paper pulp stirring unit 2 by the waste paperboard feeding magnetic separation conveying belt 1, solvent liquid and waste paperboards are continuously injected into the paper pulp stirring unit 2, the paper pulp stirring unit 2 can stir paper pulp, the paper pulp transferring unit 3 can convey the paper pulp in the paper pulp stirring unit 2 to the paper pulp impurity screening unit 4, pulp impurity screening unit 4 carries out the one-level screening of pulp impurity, pulp vibration screening unit 5 carries out the second grade screening of pulp impurity, paper pulp in the pulp vibration screening unit 5 is carried to pulp shaping unit 6, paper pulp moulds the shaping in pulp shaping unit 6, the unloading of shaping paper pulp product on pulp shaping unit 6 is carried out to paper pulp unloading unit 7.

As shown in fig. 2 and 3, the pulp stirring unit 2 includes a stirring support frame 21, a stirring tank body 22, a stirring tank upper cover 23, an upper cover lifting drive assembly 24, and a pulp stirring device 25, wherein the stirring tank body 22 is disposed on the stirring support frame 21, the upper cover lifting drive assembly 24 is disposed on the upper end portion of the stirring support frame 21, the upper cover lifting drive assembly 24 is connected to the stirring tank upper cover 23, the upper cover lifting drive assembly 24 can drive the stirring tank upper cover 23 to be inserted into the stirring tank body 22, the pulp stirring device 25 is disposed on the stirring tank upper cover 23, the waste cardboard feeding magnetic separation conveyor belt 1 is disposed in an inclined manner, the end of the waste cardboard feeding magnetic separation conveyor belt 1 is located at an upper end opening of the stirring tank body 22, the lower end portion of the stirring tank body 22 is connected to a pulp conveying pipe 221, and the pulp conveying pipe 221 is provided with a first electromagnetic valve 222, the end of the pulp transport pipe 221 remote from the agitator tank 22 is located at the pulp transfer unit 3. The upper cover lifting driving assembly 24 comprises an upper cover lifting driving motor 26, an upper cover lifting driving speed reducer 27, a first rotating shaft 28, a group of first rotating shaft seats 29, first straight tooth bevel gears 210 symmetrically arranged, second straight tooth bevel gears 211 symmetrically arranged, first stirring driving screws 212 symmetrically arranged, first stirring driving sliders 213 symmetrically arranged and upper cover connecting supports 214, wherein the upper cover lifting driving motor 26 and the group of first rotating shaft seats 29 are fixedly arranged on the middle cross beam of the stirring support frame body 21, the upper cover lifting driving speed reducer 27 is connected with the upper cover lifting driving motor 26, the first rotating shaft 28 is connected with the output end of the upper cover lifting driving speed reducer 27, the first rotating shaft 28 is erected on the group of first rotating shaft seats 29, two ends of the first rotating shaft 28 are respectively connected with the first straight tooth bevel gears 210 symmetrically arranged, first straight-tooth bevel gear 210 that two symmetries set up, the setting of the first 212 of second straight-tooth bevel gear 211, the setting of two symmetries that set up and the setting of the first 213 one-to-one of stirring drive slider that two symmetries set up, the setting of second straight-tooth bevel gear 211 is at the upper end of stirring drive screw 212, first straight-tooth bevel gear 210 and the meshing of the straight-tooth bevel gear 211 of second, a stirring drive screw 212 erects on the stand of stirring support body 21, a 213 covers of stirring drive slider is established on a stirring drive screw 212, the both ends of upper cover linking bridge 214 are connected with a stirring drive slider 213 respectively, agitator tank upper cover 23 is fixed to be set up at the lower tip of upper cover linking bridge 214. The pulp stirring device 25 comprises a stirring motor 251, a driving wheel 252, a group of driven wheels 253, a main stirring rotating shaft 254, a group of secondary stirring rotating shafts 255, a spiral stirring blade 256 and a group of stirring rods 257, the stirring motor 251, the driving wheel 252 and the group of driven wheels 253 are all arranged on the upper cover 23 of the stirring tank, the stirring motor 251 is connected with the driving wheel 252, the group of driven wheels 253 is arranged in a circular array mode by taking the center of the driving wheel 252 as the center of a circle, and a set of driven wheels 253 engaged with the driving wheel 252, the driving wheel 252 connected with the main stirring rotation shaft 254, the helical stirring blades 256 are spirally fixed on the outer wall of the main stirring rotating shaft 254, the group of driven wheels 253 and the group of secondary stirring rotating shafts 255 are arranged in one-to-one correspondence, and the sub-stirring rotating shaft 255 is connected with the driven wheel 253, and a group of stirring rods 257 are arranged on the sub-stirring rotating shaft 255.

The pulp transfer unit 3 shown in fig. 1 includes a pulp transfer device 31, a transfer horizontal driving device 32, and a transfer rotary driving device 33, the pulp transfer device 31 is provided on the transfer rotary driving device 33, and the transfer rotary driving device 33 can drive the pulp transfer device 31 to rotate 360 °, the transfer rotary driving device 33 is provided on the transfer horizontal driving device 32, and the transfer horizontal driving device 32 can drive the pulp transfer device 31 to reciprocate between the pulp stirring unit 2 and the pulp impurity screening unit 4.

The transfer horizontal driving device 32 shown in fig. 4 and 5 includes a horizontal driving motor 34, a transfer supporting base 35, two transfer guide rails one 36, a transfer guide sliding plate 37, a transfer screw one 38, a group of transfer sliders one 39 and a transfer horizontal supporting plate two 310, wherein the horizontal driving motor 34 is fixedly disposed on the transfer supporting base 35, the horizontal driving motor 34 is connected with the transfer screw one 38, the transfer screw one 38 is disposed on the transfer supporting base 35 through a screw supporting base, the group of transfer sliders one 39 is sleeved on the transfer screw one 38, the transfer guide sliding plate 37 is connected with one of the group of transfer sliders one 39, the transfer guide sliding plate 37 is sleeved on the transfer screw one 38, the transfer horizontal supporting plate two 310 is fixedly connected with the group of transfer sliders one 39 and the transfer guide sliding plate 37, the transfer rotation driving device 33 is fixedly disposed on the transfer horizontal supporting plate two 310, the two first transfer guide rails 36 and the first transfer screw 38 are arranged in parallel, the two first transfer guide rails 36 are respectively located on two sides of the first transfer screw 38, and the transfer guide sliding plate 37 is in sliding connection with the two first transfer guide rails 36. The transferring rotary driving device 33 comprises a rotary supporting frame 311, a rotary sliding table 312, a thrust ball bearing 313 and a rotary disc 314, the rotary supporting frame 311 is fixedly arranged on the transferring horizontal supporting plate II 310, the rotary sliding table 312 and the thrust ball bearing 313 are both arranged on the rotary supporting frame 311, the rotary sliding table 312 is connected with the thrust ball bearing 313, the rotary disc 314 is connected with the thrust ball bearing 313, and the pulp transferring device 31 is arranged on the rotary disc 314.

The pulp transfer device 31 shown in fig. 6 and 7 includes a servo motor 315, a transmission assembly 316, a first screw 317, a second screw 318, a first slider 319, a second slider 320, a turning cylinder 321, a transfer lifting support plate 322, a transfer support frame 323 and a transfer hopper 324, wherein the transfer support frame 323 is fixedly disposed on the turntable 314, the servo motor 315 is disposed on the transfer support frame 323 through a motor support seat, the transmission assembly 316 is disposed at the upper end of the transfer support frame 323, the servo motor 315 is connected to the transmission assembly 316, the transmission assembly 316 is respectively connected to the first screw 317 and the second screw 318, the first screw 317 and the second screw 318 are disposed on the transfer support frame 323 through a screw seat, the first slider 319 is sleeved on the first screw 317, the second slider 320 is sleeved on the second screw 318, the transfer lifting support plate 322 is fixedly connected to the first slider 319 and the second slider 320, transfer hopper 324 with transport lift support plate 322 keep away from the terminal surface of first slider 319 and second slider 320 articulated, the one end of upset hydro-cylinder 321 is articulated with the terminal surface of transporting lift support plate 322 and keeping away from first slider 319 and second slider 320 to the end is articulated with the lower tip of transferring hopper 324 to upset hydro-cylinder 321 piston rod stretches out, the stand sliding connection of transferring lift support plate 322 and transferring support frame 323, the end of pulp pipeline 221 is located the top of transferring hopper 324.

As shown in fig. 8 and 9, the pulp impurity screening unit 4 includes a first vertical vibration motor 41, a first vibration base 42, a first group of vibration springs 43, an impurity screening frame 44, a pulp vibration screen 45, a first group of spray rollers 46 and a first group of spray roller rotation driving motor 47, the first vertical vibration motor 41 is disposed on the first vibration base 42, the impurity screening frame 44 is connected with the first vertical vibration motor 41, the impurity screening frame 44 and the pulp vibration screen 45 are both in an L-shaped arrangement, the first group of vibration springs 43 is disposed between the first vibration base 42 and the impurity screening frame 44, the pulp vibration screen 45 is disposed on the impurity screening frame 44, the first group of spray rollers 46 and the first group of spray roller rotation driving motor 47 are disposed on the impurity screening frame 44, and the first group of spray rollers 46 and the first group of spray roller rotation driving motor 47 are disposed in a one-to-one correspondence, spray a rotary drive motor 47 and spray roller 46 and connect to spray a rotary drive motor 47 can drive spray roller 46 rotatory, a set of spray roller 46 is a row and erects in pulp shale shaker 45 top, be equipped with a set of spraying hole 48 on spray roller 46's the outer wall, pulp shale shaker 45 is equipped with the initiating terminal of L type tip and is located one side of pulp transfer unit 3 to the end of pulp shale shaker 45 is located one side of pulp vibration screening unit 5.

The pulp vibration screening unit 5 shown in fig. 10 comprises a pulp feeding funnel 51, a vibration screen cylinder 52, a vibration screen cylinder upper cover 53, a foreign matter outlet 54, a pulp outlet 56, a vertical vibration motor two 57, a group of vibration springs two 58 and a vibration support base two 59, wherein the vertical vibration motor two 57 is arranged on the vibration support base two 59, the vertical vibration motor two 57 is connected with the vibration screen cylinder 52, the vibration springs two 58 are arranged between the upper end surface of the vibration support base two 59 and the lower end surface of the vibration screen cylinder 52, the foreign matter outlet 54 and the pulp outlet 56 are arranged on the outer wall of the vibration screen cylinder 52, the foreign matter outlet 54 and the pulp outlet 56 are both communicated with the inside of the vibration screen cylinder 52, the height of the vibration screen cylinder 52 where the foreign matter outlet 54 is arranged is larger than the height of the vibration screen cylinder 52 where the pulp outlet 56 is arranged, the vibration screen cylinder upper cover 53 is covered on the vibration screen cylinder 52, the lower end part of the pulp feeding funnel 51 is connected with an upper cover 53 of the vibrating screen cylinder, the pulp feeding funnel 51 is communicated with the vibrating screen cylinder 52, a pulp outlet 56 is connected with a pulp conveying pipeline II 514, and the other end, far away from the pulp outlet 56, of the pulp conveying pipeline II 514 is communicated with the pulp forming unit 6; wherein, be equipped with upper screen cloth 510, lower screen cloth 511, a set of baffle 512 and a set of vibration ball 513 in shale shaker section of thick bamboo 52, upper screen cloth 510 and lower screen cloth 511 all set up on shale shaker section of thick bamboo 52's inner wall to upper screen cloth 510 is in screen cloth 511 top down, baffle 512 sets up on lower screen cloth 511, and baffle 512 is the ring form, vibration ball 513 sets up between baffle 512, upper screen cloth 510 is located impurity export 54 below the horizontal plane, pulp export 56 is located below screen cloth 511 below the horizontal plane.

The pulp forming unit 6 shown in fig. 11 to 14 includes a pulp storage barrel 61, a forming machine table 62, a forming roller 63, a forming roller driving motor 64, a first angle adjusting cylinder 65, a set of molding agent nozzles 66, a nozzle holder frame body 67, a first V-shaped rotary support plate 68, a second angle adjusting cylinder 69, a set of product blanking suction nozzle 610, a blanking suction nozzle support frame 611, a second V-shaped rotary support plate 612, a forming frame 613, a set of forming mold driving cylinders 614, an upper molding plate 615, an upper molding connecting plate 616 and a set of upper guide posts 617, the pulp storage barrel 61 is disposed on the forming machine table 62, the forming frame 613 is mounted on the forming machine table 62, the set of forming mold driving cylinders 614 is disposed on the forming frame 613, piston rods of the set of forming mold driving cylinders 614 are connected to the upper molding connecting plate 616, the upper molding plate 615 is fixedly disposed on a lower end surface of the upper molding connecting plate 616, the upper molding connecting plate 616 is slidably connected with a group of upper guide posts 617, the cross section of the molding roller 63 is regular hexagon, three spaced surfaces of the molding roller 63 are respectively provided with a lower molding plate 618, the molding roller 63 is positioned under the upper molding plate 615, the upper molding plate 615 and the lower molding plate 618 are arranged opposite to each other in a vertical direction, the upper molding plate 615 and the lower molding plate 618 can be used for molding pulp, the molding roller driving motor 64 is arranged on the molding machine table 62 and is connected with the molding roller 63, the molding roller driving motor 64 can drive the molding roller 63 to rotate, the angle adjusting cylinders 65 and the angle adjusting cylinders 69 are respectively arranged at two sides of the molding roller 63, the piston rods of the angle adjusting cylinders 65 are hinged with one end of the V-shaped rotating supporting plate 68, and the other end of the V-shaped rotating supporting plate 68 is hinged with the molding machine table 62, the nozzle support frame body 67 is connected with the first V-shaped rotary supporting plate 68, a group of molding agent nozzles 66 are arranged on the nozzle support frame body 67 in a row along the axial direction of the molding roller 63, piston rods of the two angle adjusting cylinders 69 are hinged with one ends of the two V-shaped rotary supporting plates 612, the two V-shaped rotary supporting plates 612 are connected with the molding machine table 62 in a sliding mode through adapter plates, the blanking nozzle supporting frames 611 are connected with the two V-shaped rotary supporting plates 612, a group of product blanking nozzles 610 are arranged on the nozzle support frame body 67, and a group of product blanking nozzles 610 can adsorb pulp molding products on the lower molding plate 618. Paper pulp forming unit 6 still includes unloading level drive actuating cylinder 619, horizontal connecting plate 620, unloading direction slide rail 621 and unloading direction slider 622, the piston rod and the horizontal connecting plate 620 of unloading level drive actuating cylinder 619 are connected, horizontal connecting plate 620 and unloading direction slider 622 are connected, unloading direction slider 622 and unloading direction slide rail 621 sliding connection, angle accommodate cylinder two 69 and unloading direction slider 622 are connected.

In addition, the paper pulp blanking unit 7 comprises a blanking support frame 71, a blanking linear module 72, a blanking guide slide rail two 73, a blanking guide slide block two 74, a Z-shaped connecting plate one 75, an angle adjusting cylinder three 76, a Z-shaped connecting plate two 77, a rotary support 78 and a set of blanking suction nozzle two 79, the blanking linear module 72 and the blanking guide slide rail two 73 are arranged on the upper end part of the blanking support frame 71 in parallel, the blanking guide slide block two 74 and the blanking guide slide rail two 73 are connected in a sliding manner, the upper end part of the Z-shaped connecting plate one 75 is connected with the slide block of the blanking linear module 72 and the blanking guide slide block two 74, the angle adjusting cylinder three 76 and the rotary support 78 are fixedly arranged on the lower end part of the Z-shaped connecting plate one 75, the middle position of the Z-shaped connecting plate two 77 is hinged with the rotary support 78, the upper end part of the Z-shaped connecting plate two 77 is hinged with a piston, the second group of blanking suction nozzles 79 are arranged on the lower end part of the second Z-shaped connecting plate 77, and the second group of blanking suction nozzles 79 can absorb the pulp molded products on the lower molding plate 618.

Based on the structure, the working method of the multi-circulation type automatic pulp impurity screening device comprises the following steps:

s1, placing the waste paperboard at the starting end of the waste paperboard feeding magnetic separation conveying belt 1, and adsorbing magnetic impurities in the waste paperboard on the waste paperboard feeding magnetic separation conveying belt 1 under the electromagnetic action of the waste paperboard feeding magnetic separation conveying belt 1 in the process of conveying the waste paperboard by the waste paperboard feeding magnetic separation conveying belt 1;

s2, enabling the waste paperboard to enter the stirring tank body 22 through the tail end of the waste paperboard feeding magnetic separation conveying belt 1, simultaneously flushing paperboard dissolving liquid into the stirring tank body 22, enabling the stirring tank body 22 to reach the set amount of a control system, and stopping conveying the feeding magnetic separation conveying belt 1;

s3, starting the upper cover lifting driving motor 26 to drive the first rotating shaft 28 to rotate, and driving the two first symmetrically-arranged straight bevel gears 210 and the two second symmetrically-arranged straight bevel gears 211 to synchronously rotate by the transmission of the two first symmetrically-arranged straight bevel gears 210 and the two second symmetrically-arranged straight bevel gears 211, so that the first stirring driving sliding blocks 213 descend along the first stirring driving sliding rods 212;

s4, the upper cover 23 of the stirring tank descends along with the upper cover lifting driving component 24, so that the pulp stirring device 25 extends into the stirring tank body 22;

s5, the stirring motor 251 is started, and the main stirring rotating shaft 254 and the set of secondary stirring rotating shafts 255 are driven to rotate by the driving wheel 252 and the set of driven wheels 253, so that the spiral stirring blades 256 and the set of stirring rods 257 stir the pulp in the stirring tank 22;

s6, after the pulp is manufactured, opening the first electromagnetic valve 222, conveying the pulp into the transfer hopper 324 through the pulp conveying pipeline 221, enabling a certain amount of pulp to be obtained in the transfer hopper 324, and closing the first electromagnetic valve 222;

s7, starting the transfer horizontal driving device 32 to drive the transfer hopper 324 to move to the starting end of the pulp impurity screening unit 4;

s8, the transferring rotary driving device 33 drives the turntable 314 to rotate 180 °, drives the transferring hopper 324 to rotate 180 °, and makes the transferring hopper 324 face the starting end of the pulp impurity screening unit 4;

s9, starting a servo motor 315, and driving a transfer hopper 324 to descend to a position right above the starting end of the pulp impurity screening unit 4 through the transmission of a transmission component 316, a first screw 317, a second screw 318, a first slide block 319 and a second slide block 320;

s10, retracting a piston rod of the overturning oil cylinder 321 to enable the transfer hopper 324 to tilt the pulp at the starting end of the pulp vibrating screen 45, and returning the pulp transfer unit 3 to the initial position after the pulp is completely poured;

s11, starting a vertical vibration motor I41 to drive the paper pulp vibration screen 45 to vibrate at high frequency, so that paper pulp at the starting end of the paper pulp vibration screen 45 moves towards the paper pulp vibration screen 45, meanwhile, spraying liquid is filled into the spraying roller 46, the spraying roller rotating and driving motor 47 drives the spraying roller 46 to rotate, and the liquid sprayed out of the spraying roller 46 is sprayed on the paper pulp of the paper pulp vibration screen 45 to remove dust and impurities in the paper pulp;

s12, the paper pulp at the tail end of the paper pulp vibrating screen 45 falls into the paper pulp feeding hopper 51 and enters the vibrating screen cylinder 52;

s13, starting a second vertical vibrating motor 57 to drive the vibrating screen cylinder 52 to vibrate, screening the paper pulp by the upper screen mesh 510 and the lower screen mesh 511, discharging the impurities with larger sizes in the paper pulp in the vibrating screen cylinder 52 through the impurity outlet 54, and feeding the paper pulp into the paper pulp storage barrel 61 through the paper pulp outlet 56 along the second paper pulp conveying pipeline 514;

s14, starting the forming roller driving motor 64, and driving the forming roller 63 to rotate 30 degrees at intervals of a certain time;

s15, immersing the lower plastic plate 618 in the pulp storage barrel 61, so that the lower plastic plate 618 is filled with the pulp;

s16, the forming roller driving motor 64 drives the forming roller 63 to rotate for 30 degrees, the lower molding plate 618 filled with the pulp rotates to the position of the group of molding agent nozzles 66, and the group of molding agent nozzles 66 spray liquid onto the lower molding plate 618;

s17, the forming roller driving motor 64 drives the lower molding plate 618 to rotate to the position right below the upper molding plate 615, and the group of forming molding driving cylinders 614 drives the upper molding plate 615 to press against the lower molding plate 618 to mold the pulp;

s18, continuously repeating the steps S15-S17, and molding the paper pulp with the upper molding plate 615 in turn by three lower molding plates 618 on the molding roller 63;

s19, after the molding is finished, the molding roller driving motor 64 drives the lower molding plate 618 to rotate to the positions of a group of product blanking suction nozzles 610, and the group of product blanking suction nozzles 610 adsorb the paper pulp molded product of the lower molding plate 618;

s20, driving a group of first product blanking suction nozzles 610 to move for a certain distance by a blanking horizontal driving cylinder 619, so that the distance between the group of first product blanking suction nozzles 610 and the forming roller 63 is increased;

s21, driving a Z-shaped connecting plate II 77 to rotate around the rotating supporting seat 78 by the angle adjusting cylinder III 76, so that the group of blanking suction nozzles II 79 are opposite to the paper pulp molded product adsorbed on the group of product blanking suction nozzles I610;

s22, starting the group of second blanking suction nozzles 79, releasing the group of first product blanking suction nozzles 610 at the same time, and adsorbing the paper pulp molded product by the group of second blanking suction nozzles 79;

and S23, starting the blanking linear module 72, driving the first Z-shaped connecting plate 75 to horizontally move for a certain distance along the second blanking guide slide rail 73, moving to the specified blanking position, releasing the second blanking suction nozzle 79, and placing the paper pulp molded product at the blanking position.

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

Claims

1. The utility model provides a multistation rotates paper pulp forming device which characterized in that: including old and useless cardboard material loading magnetic separation conveyer belt (1), paper pulp stirring unit (2), paper pulp transportation unit (3), paper pulp impurity screening unit (4), paper pulp vibration screening unit (5), paper pulp shaping unit (6) and paper pulp unloading unit (7), old and useless cardboard material loading magnetic separation conveyer belt (1), paper pulp stirring unit (2), paper pulp transportation unit (3), paper pulp impurity screening unit (4), paper pulp vibration screening unit (5), paper pulp shaping unit (6) and paper pulp unloading unit (7) set gradually according to production process, old and useless cardboard material loading magnetic separation conveyer belt (1) is carried old and useless cardboard to in paper pulp stirring unit (2), constantly wash into solvent solution and old and useless cardboard in paper pulp stirring unit (2) to paper pulp stirring unit (2) can carry out the stirring of paper pulp, paper pulp transportation unit (3) can carry the paper pulp in the paper pulp stirring unit (2) to paper pulp impurity screening unit (2), paper pulp impurity screening unit (3) are carried to paper pulp impurity screening unit ( (4) The paper pulp impurity screening unit (4) is used for carrying out primary screening on paper pulp impurities, the paper pulp vibration screening unit (5) is used for carrying out secondary screening on the paper pulp impurities, paper pulp in the paper pulp vibration screening unit (5) is conveyed to the paper pulp forming unit (6), the paper pulp is molded and formed in the paper pulp forming unit (6), and the paper pulp blanking unit (7) is used for blanking formed paper pulp products on the paper pulp forming unit (6);

wherein the paper pulp forming unit (6) comprises a paper pulp storage barrel (61), a forming machine table (62), a forming roller (63), a forming roller driving motor (64), a first angle adjusting cylinder (65), a group of molding agent nozzles (66), a nozzle bracket frame body (67), a first V-shaped rotating support plate (68), a second angle adjusting cylinder (69), a group of product blanking suction nozzles (610), a blanking suction nozzle support frame (611), a second V-shaped rotating support plate (612), a forming machine frame (613), a group of forming molding driving cylinders (614), an upper molding plate (615), an upper molding connecting plate (616) and a group of upper guide columns (617), the paper pulp storage barrel (61) is arranged on the forming machine table (62), the forming machine frame (613) is erected on the forming machine table (62), and the group of forming molding driving cylinders (614) is arranged on the forming machine frame (613), and the piston rod of a group of forming molding driving cylinders (614) is connected with an upper molding connecting plate (616), the upper molding plate (615) is fixedly arranged on the lower end surface of the upper molding connecting plate (616), the upper molding connecting plate (616) is connected with a group of upper guide posts (617) in a sliding way, the section of the forming roller (63) is in a regular hexagon shape, the three surfaces of the forming roller (63) which are spaced from each other are respectively provided with a lower molding plate (618), the forming roller (63) is positioned under the upper molding plate (615), the upper molding plate (615) and the lower molding plate (618) are arranged in a right-up and-down opposite way, the upper molding plate (615) and the lower molding plate (618) can carry out molding of paper pulp, the forming roller driving motor (64) is arranged on a forming machine table (62), and the forming roller driving motor (64) is connected with the forming roller (63), the molding roller driving motor (64) can drive the molding roller (63) to rotate, the angle adjusting cylinder I (65) and the angle adjusting cylinder II (69) are respectively arranged at two sides of the molding roller (63), a piston rod of the angle adjusting cylinder I (65) is hinged with one end of the V-shaped rotating support plate I (68), the other end of the V-shaped rotating support plate I (68) is hinged with the molding machine table (62), the nozzle support frame body (67) is connected with the V-shaped rotating support plate I (68), the group of molding agent nozzles (66) are arranged on the nozzle support frame body (67) in a row along the axial direction of the molding roller (63), a piston rod of the angle adjusting cylinder II (69) is hinged with one end of the V-shaped rotating support plate II (612), and the V-shaped rotating support plate II (612) is connected with the molding machine table (62) in a sliding mode through an adapter plate, the blanking suction nozzle support frame (611) is connected with the V-shaped rotary support plate II (612), the group of product blanking suction nozzles I (610) is arranged on the nozzle support frame body (67), and the group of product blanking suction nozzles I (610) can absorb the pulp molding products on the lower molding plate (618).

2. A multi-station rotary pulp forming apparatus according to claim 1, wherein: pulp forming unit (6) still include unloading level drive actuating cylinder (619), horizontal connecting plate (620), unloading direction slide rail (621) and unloading direction slider (622), the piston rod and the horizontal connecting plate (620) of unloading level drive actuating cylinder (619) are connected, horizontal connecting plate (620) are connected with unloading direction slider (622), unloading direction slider (622) and unloading direction slide rail (621) sliding connection, angle accommodate cylinder two (69) and unloading direction slider (622) are connected.

3. A multi-station rotary pulp forming apparatus according to claim 1, wherein: the paper pulp blanking unit (7) comprises a blanking support frame (71), a blanking linear module (72), a blanking guide slide rail II (73), a blanking guide slide block II (74), a Z-shaped connecting plate I (75), an angle adjusting cylinder III (76), a Z-shaped connecting plate II (77), a rotating support seat (78) and a group of blanking suction nozzles II (79), wherein the blanking linear module (72) and the blanking guide slide rail II (73) are arranged on the upper end part of the blanking support frame (71) in parallel, the blanking guide slide block II (74) is connected with the blanking guide slide rail II (73) in a sliding manner, the upper end part of the Z-shaped connecting plate I (75) is connected with a slide block of the blanking linear module (72) and the blanking guide slide block II (74), the angle adjusting cylinder III (76) and the rotating support seat (78) are fixedly arranged on the lower end part of the Z-shaped connecting plate I (75), the intermediate position of Z type connecting plate two (77) is articulated with rotation supporting seat (78), the piston rod that adapter and angle modulation cylinder three (76) were passed through to the upper end of Z type connecting plate two (77) is articulated, a set of unloading suction nozzle two (79) set up on the lower tip of Z type connecting plate two (77), the paper pulp molding product on the adsorbable lower moulding plate (618) of a set of unloading suction nozzle two (79).

4. A multi-station rotary pulp forming apparatus according to claim 1, wherein: the pulp stirring unit (2) comprises a stirring support frame body (21), a stirring tank body (22), a stirring tank upper cover (23), an upper cover lifting driving component (24) and a pulp stirring device (25), wherein the stirring tank body (22) is arranged on the stirring support frame body (21), the upper cover lifting driving component (24) is arranged at the upper end part of the stirring support frame body (21), the upper cover lifting driving component (24) is connected with the stirring tank upper cover (23), the upper cover lifting driving component (24) can drive the stirring tank upper cover (23) to be inserted into the stirring tank body (22), the pulp stirring device (25) is arranged on the stirring tank upper cover (23), the waste paperboard feeding magnetic separation conveying belt (1) is obliquely arranged, the tail end of the waste paperboard feeding magnetic separation belt (1) is positioned at an upper end opening of the stirring tank body (22), the lower end part of the stirring tank body (22) is connected with a pulp conveying pipeline (221), the pulp conveying pipeline (221) is provided with a first electromagnetic valve (222), and the end part, far away from the stirring tank body (22), of the pulp conveying pipeline (221) is located at the position of the pulp transferring unit (3).

5. A multi-station rotary pulp forming apparatus according to claim 4, wherein: the pulp stirring device (25) comprises a stirring motor (251), a driving wheel (252), a group of driven wheels (253), a main stirring rotating shaft (254), a group of secondary stirring rotating shafts (255), spiral stirring blades (256) and a group of stirring rods (257), wherein the stirring motor (251), the driving wheel (252) and the group of driven wheels (253) are all arranged on the upper cover (23) of the stirring tank, the stirring motor (251) is connected with the driving wheel (252), the group of driven wheels (253) are arranged in an annular array mode by taking the center of the driving wheel (252) as the center of a circle, the group of driven wheels (253) are meshed with the driving wheel (252), the driving wheel (252) is connected with the main stirring rotating shaft (254), the spiral stirring blades (256) are fixedly arranged on the outer wall of the main stirring rotating shaft (254) in a spiral manner, and the group of driven wheels (253) and the group of secondary stirring rotating shafts (255) are, and the secondary stirring rotating shaft (255) is connected with the driven wheel (253), and a group of stirring rods (257) are arranged on the secondary stirring rotating shaft (255).

6. A multi-station rotary pulp forming apparatus according to claim 1, wherein: the pulp transfer unit (3) comprises a pulp transfer device (31), a transfer horizontal driving device (32) and a transfer rotary driving device (33), wherein the pulp transfer device (31) is arranged on the transfer rotary driving device (33), the transfer rotary driving device (33) can drive the pulp transfer device (31) to rotate 360 degrees, the transfer rotary driving device (33) is arranged on the transfer horizontal driving device (32), and the transfer horizontal driving device (32) can drive the pulp transfer device (31) to move back and forth between the pulp stirring unit (2) and the pulp impurity screening unit (4).

7. A multi-station rotary pulp forming apparatus according to claim 6, wherein: the pulp transfer device (31) comprises a servo motor (315), a transmission assembly (316), a first screw (317), a second screw (318), a first sliding block (319), a second sliding block (320), a turnover oil cylinder (321), a transfer lifting support plate (322), a transfer support frame (323) and a transfer hopper (324), wherein the transfer support frame (323) is fixedly arranged on a turntable (314), the servo motor (315) is arranged on the transfer support frame (323) through a motor support seat, the transmission assembly (316) is arranged at the upper end part of the transfer support frame (323), the servo motor (315) is connected with the transmission assembly (316), the transmission assembly (316) is respectively connected with the first screw (317) and the second screw (318), and the first screw (317) and the second screw (318) are arranged on the transfer support frame (323) through screw seats, first slider (319) cover is established on first screw rod (317), second slider (320) cover is established on second screw rod (318), transport lift backup pad (322) and first slider (319) and second slider (320) fixed connection, it is articulated with the terminal surface of transporting lift backup pad (322) and keeping away from first slider (319) and second slider (320) to transport hopper (324), the one end of upset hydro-cylinder (321) is articulated with the terminal surface of transporting lift backup pad (322) and keeping away from first slider (319) and second slider (320) to upset hydro-cylinder (321) piston rod stretches out the end and articulates with the lower tip of transporting hopper (324), the stand sliding connection of transporting lift backup pad (322) and transportation support frame (323), the end of pulp pipeline (221) is located the top of transporting hopper (324).

8. A multi-station rotary pulp forming apparatus according to claim 1, wherein: the paper pulp impurity screening unit (4) comprises a first vertical vibration motor (41), a first vibration base (42), a first group of vibration springs (43), an impurity screening frame body (44), a paper pulp vibration sieve (45), a first group of spraying rollers (46) and a first group of spraying roller rotary driving motors (47), wherein the first vertical vibration motor (41) is arranged on the first vibration base (42), the impurity screening frame body (44) is connected with the first vertical vibration motor (41), the impurity screening frame body (44) and the paper pulp vibration sieve (45) are arranged in an L shape, the first group of vibration springs (43) are arranged between the first vibration base (42) and the impurity screening frame body (44), the paper pulp vibration sieve (45) is arranged on the impurity screening frame body (44), the first group of spraying rollers (46) and the first group of spraying roller rotary driving motors (47) are arranged on the impurity screening frame body (44), and a set of spray drum (46) and a set of spray drum rotary driving motor (47) one-to-one set up, spray drum rotary driving motor (47) and spray drum (46) are connected to spray drum rotary driving motor (47) can drive spray drum (46) rotatory, a set of spray drum (46) are one and erect in pulp shale shaker (45) top, be equipped with a set of spraying hole (48) on the outer wall of spray drum (46), pulp shale shaker (45) are equipped with the initiating terminal of L type tip and are located one side of pulp transfer unit (3) to the end of pulp shale shaker (45) is located one side of pulp vibration screening unit (5).

9. A multi-station rotary pulp forming apparatus according to claim 1, wherein: the paper pulp vibration screening unit (5) comprises a paper pulp feeding hopper (51), a vibration screen cylinder (52), a vibration screen cylinder upper cover (53), an impurity outlet (54), a paper pulp outlet (56), a vertical vibration motor II (57), a group of vibration springs II (58) and a vibration support seat II (59), wherein the vertical vibration motor II (57) is arranged on the vibration support seat II (59), the vertical vibration motor II (57) is connected with the vibration screen cylinder (52), the vibration springs II (58) are arranged between the upper end surface of the vibration support seat II (59) and the lower end surface of the vibration screen cylinder (52), the impurity outlet (54) and the paper pulp outlet (56) are arranged on the outer wall of the vibration screen cylinder (52), the impurity outlet (54) and the paper pulp outlet (56) are communicated with the inside of the vibration screen cylinder (52), and the height of the vibration screen cylinder (52) where the impurity outlet (54) is arranged is greater than that of the vibration screen cylinder (52) where the paper pulp outlet (56) is arranged The vibrating screen cylinder upper cover (53) is covered on the vibrating screen cylinder (52), the lower end part of the paper pulp feeding funnel (51) is connected with the vibrating screen cylinder upper cover (53), the paper pulp feeding funnel (51) is communicated with the vibrating screen cylinder (52), a paper pulp outlet (56) is connected with a paper pulp conveying pipeline II (514), and the other end, far away from the paper pulp outlet (56), of the paper pulp conveying pipeline II (514) is communicated with the paper pulp forming unit (6); wherein, be equipped with in shale shaker section of thick bamboo (52) and go up screen cloth (510), lower screen cloth (511), a set of baffle (512) and a set of vibration ball (513), go up screen cloth (510) and all set up on the inner wall of shale shaker section of thick bamboo (52) down screen cloth (511) to go up screen cloth (510) and be in screen cloth (511) top down, baffle (512) set up under on screen cloth (511) to baffle (512) are the ring form, vibration ball (513) set up between baffle (512), it is located below impurity export (54) horizontal plane to go up screen cloth (510), pulp export (56) are located below screen cloth (511) horizontal plane down.

10. A working method of a multi-station rotary paper pulp forming device is characterized in that: the method comprises the following steps:

s1, placing the waste paperboard at the starting end of the waste paperboard feeding magnetic separation conveying belt (1), and adsorbing magnetic impurities in the waste paperboard on the waste paperboard feeding magnetic separation conveying belt (1) through the electromagnetic action of the waste paperboard feeding magnetic separation conveying belt (1) in the process of conveying the waste paperboard by the waste paperboard feeding magnetic separation conveying belt (1);

s2, enabling the waste carton boards to enter the stirring tank body (22) through the tail end of the waste paperboard feeding magnetic separation conveying belt (1), simultaneously flushing paperboard dissolving liquid into the stirring tank body (22), enabling the stirring tank body (22) to reach the set amount of a control system, and stopping conveying the feeding magnetic separation conveying belt (1);

s3, starting an upper cover lifting drive motor (26), driving a first rotating shaft (28) to rotate, and driving two symmetrically arranged first straight bevel gears (210) and two symmetrically arranged second straight bevel gears (211) to synchronously rotate so that a first stirring drive sliding block (213) descends along a first stirring drive screw (212);

s4, the upper cover (23) of the stirring tank descends along with the upper cover lifting driving component (24), so that the pulp stirring device (25) extends into the stirring tank body (22);

s5, starting a stirring motor (251), and driving a main stirring rotating shaft (254) and a group of secondary stirring rotating shafts (255) to rotate through the transmission of a driving wheel (252) and a group of driven wheels (253), so that a spiral stirring blade (256) and a group of stirring rods (257) stir the pulp in the stirring tank body (22);

s6, after the pulp is manufactured, opening the first electromagnetic valve (222), conveying the pulp into the transfer hopper (324) through the pulp conveying pipeline (221), enabling the transfer hopper (324) to reach a certain amount of pulp, and closing the first electromagnetic valve (222);

s7, starting the transfer horizontal driving device (32) to drive the transfer hopper (324) to move to the starting end of the pulp impurity screening unit (4);

s8, the transfer rotary driving device (33) drives the turntable (314) to rotate 180 degrees, drives the transfer hopper (324) to rotate 180 degrees, and enables the transfer hopper (324) to face the starting end of the pulp impurity screening unit (4);

s9, starting a servo motor (315), and driving a transfer hopper (324) to descend to a position right above the starting end of the pulp impurity screening unit (4) through the transmission of a transmission assembly (316), a first screw (317), a second screw (318), a first slide block (319) and a second slide block (320);

s10, retracting a piston rod of the overturning oil cylinder (321) to enable the transfer hopper (324) to overturn the paper pulp at the starting end of the paper pulp vibrating screen (45), and returning the paper pulp transfer unit (3) to the initial position after the paper pulp is poured;

s11, starting a vertical vibration motor I (41) to drive the paper pulp vibration screen (45) to vibrate at high frequency, so that paper pulp at the starting end of the paper pulp vibration screen (45) moves towards the paper pulp vibration screen (45), meanwhile, spraying liquid is injected into the spraying roller (46), a spraying cylinder rotation driving motor (47) drives the spraying roller (46) to rotate, and the liquid sprayed out of the spraying roller (46) is sprayed on the paper pulp of the paper pulp vibration screen (45) to remove dust and impurities in the paper pulp;

s12, the paper pulp at the tail end of the paper pulp vibrating screen (45) falls into a paper pulp feeding hopper (51) and enters a vibrating screen cylinder (52);

s13, starting a second vertical vibration motor (57), driving a vibration screen drum (52) to vibrate, screening paper pulp by an upper screen (510) and a lower screen (511), discharging impurities with large sizes in the paper pulp in the vibration screen drum (52) through an impurity outlet (54), and feeding the paper pulp into a paper pulp storage barrel (61) through a paper pulp outlet (56) along a paper pulp conveying pipeline II (514);

s14, starting a forming roller driving motor (64) to drive the forming roller (63) to rotate for 30 degrees at intervals of a certain time;

s15, immersing the lower plastic plate (618) into the paper pulp in the paper pulp storage barrel (61) so that the lower plastic plate (618) is filled with the paper pulp;

s16, the forming roller driving motor (64) drives the forming roller (63) to rotate for 30 degrees, the lower molding plate (618) filled with the paper pulp rotates to the position of a group of molding agent nozzles (66), and the group of molding agent nozzles (66) spray liquid onto the lower molding plate (618);

s17, a forming roller driving motor (64) drives a lower molding plate (618) to rotate to be right below an upper molding plate (615), and a group of forming molding driving cylinders (614) drives the upper molding plate (615) to press against the lower molding plate (618) to mold pulp;

s18, continuously repeating the steps S15-S17, and molding pulp with the upper molding plate (615) in turn by using three lower molding plates (618) on the molding roller (63);

s19, after the molding is finished, the molding roller driving motor (64) drives the lower molding plate (618) to rotate to the position of a group of product blanking suction nozzles (610), and the group of product blanking suction nozzles (610) adsorb the paper pulp molded product of the lower molding plate (618);

s20, driving a group of product blanking suction nozzles (610) to move for a certain distance by a blanking horizontal driving cylinder (619), so that the distance between the group of product blanking suction nozzles (610) and the forming roller (63) is increased;

s21, driving a Z-shaped connecting plate II (77) to rotate around a rotating supporting seat (78) by an angle adjusting cylinder III (76), so that a group of blanking suction nozzles II (79) are opposite to a group of paper pulp molding products adsorbed on a product blanking suction nozzle I (610);

s22, starting the group of second blanking suction nozzles (79), releasing the group of first product blanking suction nozzles (610) at the same time, and adsorbing the paper pulp molding product by the group of second blanking suction nozzles (79);

and S23, starting the blanking linear module (72), driving the Z-shaped connecting plate I (75) to horizontally move for a certain distance along the blanking guide slide rail II (73), moving to a specified blanking position, releasing the group of blanking suction nozzles II (79), and placing the paper pulp molded product at the blanking position.