WO2021189687A1 - Paper product processing and production line having heating and edge cutting functions - Google Patents

Abstract

Provided is a paper product processing and production line having heating and edge cutting functions. The paper product processing and production line having heating and edge cutting functions comprises: at least one forming machine (01) which is used for conducting extrusion forming on pulp; at least one mechanical transfer device (02) which is used for picking up and transferring a paper product blank formed by the forming machine (01); at least one hot press (03), the mechanical transfer device (02) transferring the obtained paper product blank and releasing same onto the hot press (03), and the hot press (03) performing overheating pressing on the paper product blank; and an edge cutting machine (04), the mechanical transfer device (02) transferring and releasing the paper product blank subjected to the hot-pressing onto the edge cutting machine (04). The paper product processing and production line having heating and edge cutting functions improves production and processing efficiency.

Description

A paper product processing production line with heating and edge trimming functions Technical field

The invention belongs to the technical field of plant fiber product processing, and in particular relates to a paper product processing production line with heating and edge trimming functions.

Background technique

Plant fiber products are called pulp molded products, such as cup lids and containers. The pulp molded product formed by extrusion and hot pressing needs to cut off the reserved margin. When cutting, a special mold is generally used for trimming.

The current paper product production line has low processing efficiency due to the long production line and the unreasonable structure and distribution of various processing units.

Summary of the invention

The purpose of the present invention is to solve the above-mentioned problems and provide a paper product processing production line with heating and edge trimming functions that can solve the above-mentioned technical problems.

In order to achieve the above objective, the present invention adopts the following technical solutions: A paper product processing production line with heating and edge trimming functions includes:

Molding machine, at least one molding machine, the molding machine extrudes the slurry;

A mechanical transfer device, at least one mechanical transfer device and takes and transfers the paper product blanks formed by the forming machine;

A hot press, at least one hot press and a mechanical transfer device transfers and releases the obtained paper product blank on the hot press, which overheats and presses the paper product blank;

The hot press is a commercially available product.

The edge trimming machine and mechanical transfer device take the paper product blank after hot pressing and transfer and release it to the edge trimming machine, and the edge trimming machine cuts off the remaining edges of the paper product blank.

The molding machine is an inverted slurry suction molding machine, which adopts inverted slurry suction and sequentially performs primary extrusion heating molding and secondary extrusion heating molding of the slurry.

Of course, the forming machine may also be an overturning slurry suction forming machine, which belongs to the prior art.

Adsorption transfer device, the adsorption transfer device takes and transfers the paper products after the trimming machine's remaining edge is cut; the adsorption transfer device is a linear module transfer device with a suction cup, that is, a horizontal movement guide rail or a screw rod cooperates with a lifting suction cup Structure, which belongs to the prior art.

The pad printer and the suction cup transfer device transfer and release the obtained paper products on the pad printer, and the pad printer performs printing processing on the paper products, and finally the finished paper products are produced. The pad printer is a commercially available product.

In the optimized scheme, the back suction forming machine, the mechanical transfer device and the edge trimming machine are located on the same straight line, the total number of the hot presses is 1-8, and the heat presses are distributed in the same straight line. Either side of the pulp forming machine and/or mechanical transfer device.

In the optimized scheme, the back suction forming machine, the mechanical transfer device and the edge trimming machine are located on the same straight line, the total number of the hot presses is 2-8, and the heat presses are distributed in the same straight line. Both sides of the pulp forming machine and/or mechanical transfer device.

In the optimized scheme, the inverted slurry suction forming machine, mechanical transfer device, edge trimming machine and pad printing machine are located on the same straight line.

In an optimized solution, the inverted slurry suction forming machine includes a frame, on which a headbox is provided and the top of the headbox is provided with an opening, and the frame is provided with a lifting type inverted suction slurry located above the opening of the headbox. The lift-type inverted slurry suction mechanism extends into the headbox to absorb the slurry. The frame is also provided with a transfer mold connected to the frame horizontally and slidably, and the transfer mold is connected with the translation drive mechanism, and the translation drive mechanism drives the transfer mold. Move to the bottom of the lift-type inverted slurry suction mechanism and the lift-type inverted slurry suction mechanism is lowered, so that the transfer mold and the lift-type inverted slurry suction mechanism perform the first extrusion molding of the adsorbed slurry and make the first molding blank. , The transfer mold is connected with a cleaning mechanism that can clean the lift-type pulp suction mechanism before the transfer mold is moved to the lift-type pulp suction mechanism, and the frame is also provided with an extrusion upper mold and an extrusion upper mold and The lifting drive mechanism is connected, and when the transfer die moves below the upper extrusion die, the lifting drive mechanism drives the upper extrusion die down to contact the first molding blank adsorbed on the transfer die to perform the second extrusion molding .

In an optimized solution, the transfer mold is fixed on the surface of the moving board, the cleaning mechanism is a cantilever cleaning mechanism, and the suspended end of the cantilever cleaning mechanism is located on one side of the headbox.

In an optimized solution, the cleaning mechanism includes two cantilever blocks that are parallel to each other and have one end fixed on the opposite sides of the transfer mold, and a water collection bucket whose two ends are connected to the suspended ends of the two cantilever blocks. At least A horizontally arranged water outlet pipe and the water outlet pipe is arranged along the length of the water collection bucket. One end of the water outlet pipe is closed, and the other end passes through the water collection bucket and is connected to the high-pressure water supply terminal. The upper side of the water outlet pipe is provided Several discretely arranged and vertically arranged water spray nozzles.

In an optimized solution, the outlet pipes have two and are parallel to each other, and two rectangular end pipes and the two ends of the rectangular end pipe are closed. The opposite ends of the two outlet pipes are connected with a rectangular end pipe, and two outlet pipes. The opposite end of the is connected to another rectangular end pipe, one of the rectangular end pipes is connected to a water inlet pipe, one of the rectangular end pipes is fixed on the upper surface of the suspended end of a cantilever block, and the other rectangular end The part tube is fixed on the upper surface of the suspended end of another cantilever block.

In an optimized solution, the translation drive mechanism includes positioning plates fixed on both sides of the middle of the frame, two positioning plates are located on the same horizontal surface, and a guide rail is provided on the upper surface of each positioning plate, and a guide rail is connected to each guide rail. Several sliding blocks, the sliding blocks are fixed on the lower surface of the moving plate, and the two ends of at least one positioning plate are respectively provided with limit stop points. The movable plate is located between the two limit stop points and the distance between the two limit stop points is greater than the distance between the two limit stop points. The length of the plate is provided with a servo translation drive device connected with the moving plate on the positioning plate.

In the optimized solution, a limit stop point is provided at both ends of the upper surface of each positioning plate, and the limit stop points provided on each positioning plate are respectively located inside the guide rails provided on the positioning plate.

Optimized plan. Two overflow baffles that are parallel to each other and arranged vertically are arranged in the headbox. The vertical height of the overflow baffle is lower than the depth of the headbox and the two overflow baffles separate the inside of the headbox. A large chamber in the middle and an overflow chamber located on both sides of the large chamber. The pulp in the large chamber overflows through the top of the overflow baffle into the overflow chamber, and one of the positioning plates is located in an overflow chamber. On the upper side of the chamber, another positioning plate is located on the upper side of the other overflow chamber.

In the optimized scheme, the opposite inner surfaces of the two positioning plates are flush with the opposite inner surfaces of the two overflow baffles.

Optimized scheme, each overflow chamber is connected with an overflow return pipe, the large chamber is connected with a slurry inlet pipe and a discharge pipe, and the overflow return pipe, slurry inlet pipe and discharge pipe are respectively connected to the headbox On one surface in the circumferential direction.

Optimized scheme, the lifting type suction suction mechanism includes a suction fixed plate fixed on the top of the frame, and a suction suction mold is connected under the suction fixed plate through a first guide structure, and the suction suction mold is fixed on the suction The first screw drive structure on the board is connected with the first servo motor.

In the optimized scheme, the lifting drive mechanism includes an extrusion fixing plate fixed on the top of the frame, the extrusion upper die is connected to the extrusion fixing plate through the second guide structure, and the extrusion upper die is located under the extrusion fixing plate. The upper die is connected with the second servo motor through a second screw drive structure fixed on the surface of the extrusion fixing plate.

In an optimized solution, the inverted slurry suction mold is an inverted slurry suction mold with a heating function; the extrusion upper mold is an extrusion upper mold with a heating function; and the transfer mold is a transfer mold with a heating function.

Preferably, the transfer mold is a transfer mold with heating function, the reverse slurry suction mold is a reverse slurry suction mold with heating function, and the transfer mold with heating function and the reverse slurry suction mold with heating function are aligned at the same time. The slurry and the first formed blank after forming are heated and dried.

Preferably, the upper extrusion die is an upper extrusion die with heating function, and the upper extrusion die with heating function and the transfer die with heating function are simultaneously heated and dried for the first time forming the blank.

Preferably, the mechanical transfer device includes a robot and a transfer mold connected to the robot. The transfer mold includes a wet billet transfer mold and a product transfer mold. The wet billet transfer mold and the product transfer mold are connected together by a number of connecting columns. At least one wet billet adsorption cavity is provided on the side of the wet billet transfer mold away from the product transfer mold. The side of the product transfer mold far away from the wet blank transfer mold is provided with a product adsorption surface equal in number to the wet blank adsorption cavity, and one wet blank adsorption cavity corresponds to a product adsorption surface.

Preferably, a suction cup group is provided on the periphery of each product suction surface, and each suction cup group is respectively formed by a plurality of circumferentially distributed suction cups, and the suction cup group is fixed on the product transfer mold.

Preferably, the wet billet transfer mold and the product transfer mold are spaced apart and the wet billet transfer mold and the product transfer mold are parallel to each other.

Further, the wet blank transfer mold is a wet blank transfer die, and the product transfer mold is a product transfer convex mold.

Further, 1-12 wet blank adsorption cavities are provided on the side of the wet blank transfer mold away from the product transfer mold, and 1-12 product adsorption surfaces are provided on the side of the product transfer mold away from the wet blank transfer mold. The blank adsorption cavities and the product adsorption surface are correspondingly distributed one by one, and there are 1-12 suction cup groups on the product transfer mold.

Further, the wet blank transfer mold includes a first bottom plate, 1-12 first vacuum holes are provided on the first bottom plate, and 1-12 wet blank molds are provided on the side of the first bottom plate away from the product transfer mold. The first vacuum hole communicates with a first air chamber on the side of the wet blank mold close to the first bottom plate. The wet blank adsorption cavity is provided on the side of the wet blank mold away from the first bottom plate, and each wet blank adsorption cavity is respectively It communicates with a first air chamber through a plurality of first air-permeable small holes.

Another kind of wet billet transfer mold, the wet billet transfer mold includes a first bottom plate, 1-12 first vacuum holes are provided on the first bottom plate, and a wet blank mold is provided on the side of the first bottom plate away from the product transfer mold , On the side of the wet blank mold that is close to the first bottom plate, there are first air chambers with the same number as the first vacuum holes, and a first air chamber communicates with a first vacuum hole. One side is provided with the above-mentioned wet blank adsorption pockets, the number of wet blank adsorption pockets is equal to the number of the first air chambers, and each wet blank adsorption pocket is respectively communicated with a first air chamber through a plurality of first air-permeable small holes.

Further, one end of each first vacuum hole away from the first gas chamber is connected with a first vacuum sub-pipe, and the first vacuum sub-pipe is connected in parallel to the first vacuum manifold.

Further, the product transfer mold includes a second bottom plate close to the wet blank transfer mold, and 1-12 second vacuum holes are provided on the second bottom plate. For product molds with an equal number of vacuum holes, a second air chamber is provided on the side of each product mold close to the second bottom plate, and a second vacuum hole is connected to a second air chamber. There is the above-mentioned product adsorption surface, and a plurality of second air-permeable small holes whose inner ends are communicated with the second air chamber are provided on the product adsorption surface, and the outer ends of the second air-permeable small holes are communicated with the outside.

Another product transfer mold, the product transfer mold includes a second bottom plate close to the wet blank transfer mold, and 1-12 second vacuum holes are provided on the second bottom plate, on the side of the second bottom plate away from the wet blank transfer mold A product mold is provided. A second air chamber with a number equal to the number of second vacuum holes is provided on the side of the product mold close to the second bottom plate. The adsorption surface is provided with a plurality of second air-permeable small holes whose inner ends are communicated with the second air chamber, and the outer ends of the second air-permeable small holes are communicated with the outside.

Further, the suction cup is pierced on the second bottom plate and the suction nozzle of the suction cup faces the side away from the wet blank transfer mold.

Further, the end of each second vacuum hole away from the second gas chamber is connected with a second vacuum sub-pipe, and the second vacuum sub-pipe is connected in parallel with the second vacuum main pipe.

Further, a cantilever connecting plate is connected in the circumferential direction of the wet blank transfer mold.

Further, the trimming machine includes a main frame, and also includes:

Punching equipment, located on the rear side of the middle of the main frame;

Punching die, installed on the punching equipment;

Feeding line, used to carry unpunched paper-plastic products, and transport the un-punched paper-plastic products to the output end of the feeding line;

The feeding mechanism is located at the output end of the feeding line, and the feeding mechanism supports the unpunched paper-plastic products output from the feeding line and moves to the end away from the feeding line;

The lifting mechanism accepts the un-punched paper-plastic products transferred by the material-moving mechanism, and lifts the un-punched paper-plastic products vertically upwards to the set height position;

The picking and unloading manipulator moves reciprocally in the horizontal direction and is horizontally slidingly connected with the main frame. The picking and unloading manipulator takes the unpunched paper and plastic products placed on the lifting mechanism and transfers it to the punching die;

The rewinding and unwinding manipulator moves back and forth in the horizontal direction and is connected to the main frame horizontally. The rewinding and unwinding manipulator takes the punched paper-plastic products and the blanking waste at the same time and transfers them to the outside of the punching die for rewinding and unwinding. The manipulator sequentially releases the waste from the punching edge and the paper and plastic products.

In the optimized scheme, the front side of the main frame is provided with a horizontal metal plate, the picking and unwinding manipulator and the horizontal metal plate are horizontally slidingly connected, the rewinding and unwinding manipulator and the horizontal metal plate are horizontally slidingly connected, and the picking and unloading manipulator is provided with a metal close to the horizontal A magnetic levitation drive motor for taking and unwinding materials on one side of the board, and a magnetic levitation drive motor for rewinding and unwinding on the side close to the horizontal metal plate is provided on the rewinding and unwinding manipulator.

In an optimized solution, the picking and unloading manipulator includes a picking and unloading sliding seat connected horizontally and slidingly with a horizontal metal plate, the picking and unloading sliding seat is cylindrical and vertically distributed, and an L-shaped picking and unloading rack, and an L-shaped picking and placing rack The vertical section of the material rack is vertically and slidably connected with the picking and unloading sliding seat. The horizontal section of the L-shaped picking and unloading rack is connected with a number of picking and unloading suction cups. The material picking and unloading lifting drive device connected to the lower end of the vertical section of the material rack.

In the optimized solution, the transverse section of the material picking and unloading sliding seat is C-shaped, the opening of the picking and unloading sliding seat is provided with a first vertical guide plate, and the vertical section of the L-shaped picking and unloading rack is connected with a ring-shaped picking and placing rack. The material slider, the ring-shaped material picking and unloading slider is sleeved on the first vertical guide plate and is vertically slidably connected with the first vertical guide plate. The feeding and unwinding servo motor is connected to the ring-shaped feeding and unwinding slider through the first screw drive structure, and the first screw drive structure is located between the feeding and unwinding sliding seat and the first vertical guide plate.

In an optimized scheme, the retracting and unwinding manipulator includes a sliding seat for retracting and unwinding horizontally and slidably connected with a horizontal metal plate, the sliding seat for retracting and unwinding is cylindrical and vertically distributed, and an L-shaped retracting and unwinding rack, and an L-shaped retracting and unwinding rack. The vertical section of the material rack is vertically slidably connected with the retractable sliding seat. The horizontal section of the L-shaped retractable rack is connected with a number of product reclaiming suction cups and a number of waste reclaiming suction cups, at the lower end of the retracting sliding seat It is connected with a retracting and unwinding lifting drive device connected with the lower end of the vertical section of the L-shaped retracting and unwinding rack.

In an optimized solution, the transverse section of the retractable sliding seat is C-shaped, the opening of the retractable sliding seat is provided with a second vertical guide plate, and the vertical section of the L-shaped retractable rack is connected with an annular retractable The material sliding block, the ring-shaped retracting and unwinding sliding block is sleeved on the second vertical guide plate and vertically slidingly connected with the second vertical guiding plate. The unwinding servo motor, the feeding and unwinding servo motor is connected with the ring-shaped feeding and unwinding slider through the second screw drive structure, and the second screw drive transmission structure is located between the feeding and unwinding sliding seat and the second vertical guide plate.

In the optimized scheme, the punching equipment is any one of a punching machine and a hydraulic press; and the feeding line is a belt feeding line.

In the optimized scheme, the punching die includes a lower template, which is horizontally distributed and at least one paper product positioning punch is provided on the upper surface of the lower template;

The upper knife frame is located directly above the lower template, and the upper knife frame is provided with first product containing through holes corresponding to the paper product positioning punch one-to-one;

The edge trimming tool is ring-shaped, and the edge trimming tool is fixed on the upper knife frame by a detachable mechanism and is located outside the first product containing through hole.

In an optimized solution, the detachable mechanism includes a cutter positioning groove provided on the lower surface of the upper knife frame, and the edge trimming tool is installed in the cutter positioning groove, and the edge of the trimming tool faces downward and is located at the cutter location Below the lower notch of the trough.

In an optimized solution, the bottom of the cutter positioning groove is provided with a number of circular arc-shaped through holes evenly distributed on the circumference, and two adjacent circular arc-shaped through holes are formed to locate the upper side of the edge trimming tool. Positioning department.

In an optimized solution, the detachable mechanism further includes a number of snap notches arranged on the outer groove wall of the cutter positioning groove and evenly distributed on the circumference, and are installed in the snap notches and abut on the outer wall of the edge trimming cutter The detachable buckle.

In an optimized solution, the upper knife frame is also provided with an upper backing plate and an upper mold seat plate which are stacked and connected sequentially from bottom to top.

In an optimized solution, the upper backing plate is provided with second product containing through holes that communicate with the first product containing through holes one by one, and at least one inner end is provided on the upper surface and/or the lower surface of the upper backing plate The ventilating groove communicates with the second product containing through hole, and the outer end of the ventilating groove communicates with the outside.

In an optimized solution, the four corners of the lower template are respectively provided with guide sleeves, and the four corners of the upper cutter frame are respectively provided with guide posts inserted into the guide sleeves at the lower ends one by one. Under the action, the upper backing plate and the upper knife frame are moved up and down, and the guide post moves up and down relative to the guide sleeve.

In an optimized solution, the upper surface of the lower formwork is provided with at least one vertical limit post, and the top surface of the limit post and the lower surface of the upper knife frame are reserved with a height for the upper knife frame to rise and fall normally.

In an optimized solution, the lower surface of the lower template is connected with a lower backing plate, and the lower surface of the lower backing plate is fixed on the lower mold seat plate through a plurality of lower cushion feet distributed at intervals.

In an optimized solution, the first product containing through-hole axis line coincides with the second product containing through-hole axis line.

In an optimized solution, the material moving mechanism includes two material moving guide rails arranged on the main frame and located on one side of the punching equipment, and a material moving sliding seat slidably connected to each material moving guide rail. The seat is provided with a vertical cylinder and a lifting plate connected to the upper end of the telescopic rod of the vertical cylinder. The lifting plate is provided with a fork plate that is horizontally slidingly connected to the lifting plate. The upper surface of each fork plate is provided Vertical baffle. The lifting plate is equipped with a fork material cylinder connected to the fork material plate. The two fork material plates move synchronously and move towards each other to fork the unpunched paper and plastic products placed on the feeding line. Two forks The material plate moves synchronously and moves outward to release the unpunched paper and plastic products, and the two material moving sliding seats are connected with the same material moving driving device.

In an optimized solution, the lifting mechanism includes a vertical fixing plate fixed on the main frame, and an L-shaped lifting frame. The lower end of the L-shaped lifting frame and the vertical fixing plate are vertically slidingly connected, and the upper end of the L-shaped lifting frame is horizontal. Distributed and used to place unpunched paper and plastic products, the lower end of the L-shaped lifting frame is connected with the lifting drive device.

Optimized solution, the main frame is also provided with a paper-plastic product feeding line on the other side of the punching equipment. The paper-plastic product feeding line receives and outputs the paper-plastic product released by the rewinding and unwinding manipulator to the paper-plastic product feeding line Output

And a waste collection box, which collects the waste released by the rewinding and unwinding manipulator.

Compared with the existing technology, the advantages of a paper product processing production line with heating and trimming functions are:

Through the reasonable layout of the production line, as well as the design of the inverted slurry forming machine, trimming machine and transfer mold, production efficiency can be improved, and the quality of paper products production and processing can be improved, which is more in line with the production requirements of the enterprise.

The layout of the production line is flexible and convenient, and the practicability is very strong.

The design of the picking and unwinding manipulator and the rewinding and unwinding manipulator work in steps at intervals. At the same time, the coordinated feeding line and the material moving mechanism can greatly improve the production efficiency and meet the production capacity requirements of large quantities.

Using the primary and secondary extrusion heating on the forming machine, paper products with thinner walls can be directly obtained. Of course, for some thicker paper products, not only can the subsequent production cycle be shortened, but also the production efficiency can be improved. It reduces production costs and is more in line with the current production requirements of enterprises.

Description of the drawings

Figure 1 is a flow chart of the production line provided by the present invention.

Figure 2 is a schematic diagram of a production line distribution provided by the present invention.

Figure 3 is a schematic side view of the structure of the inverted slurry suction forming machine provided by the present invention.

Fig. 4 is a schematic diagram of the rear side three-dimensional structure of the inverted slurry suction forming machine provided by the present invention.

Fig. 5 is another perspective view of the three-dimensional structure diagram of the inverted slurry suction forming machine provided by the present invention.

Fig. 6 is a three-dimensional schematic diagram of the front side of the inverted slurry suction forming machine provided by the present invention.

FIG. 7 is a schematic diagram of an enlarged structure at a in FIG. 4.

FIG. 8 is a schematic diagram of an enlarged structure at b in FIG. 5.

Fig. 9 is a schematic diagram of the three-dimensional structure of the transfer mold provided by the present invention.

Fig. 10 is a schematic top view of the structure of the transfer mold provided by the present invention.

Fig. 11 is a schematic cross-sectional view of the structure along the line A-A in Fig. 10.

Fig. 12 is a schematic diagram of the structure of adding a vacuum tube on the basis of Fig. 11.

FIG. 13 is a schematic diagram of the structure of the third embodiment and the fourth embodiment.

Fig. 14 is a schematic diagram of the distribution state of the suction cup group of the simplified structure of the transfer mold provided by the present invention.

Figure 15 is a schematic side view of the structure of the transfer mold provided by the present invention.

Fig. 16 is a schematic diagram of the three-dimensional structure of the edge trimming machine provided by the present invention.

Fig. 17 is a schematic structural diagram of the trimming machine provided by the present invention after the main frame is removed.

Figure 18 is a schematic diagram of the structure of the material moving mechanism provided by the present invention.

Fig. 19 is a schematic diagram of the three-dimensional structure of the punching die provided by the present invention.

Figure 20 is a schematic top view of the structure of the punching die provided by the present invention.

Fig. 21 is a schematic sectional view of the structure along the line B-B in Fig. 20.

Figure 22 is a schematic side view of the structure of the punching die provided by the present invention.

FIG. 23 is a schematic diagram of the enlarged structure at g in FIG. 21.

Figure 24 is a schematic structural view of the punching die provided by the present invention after removing the upper die seat plate.

Figure 25 is a structural schematic diagram of the lower template and upper knife frame of the punching die provided by the present invention in an exploded state.

Fig. 26 is a schematic diagram of the structure of the upper knife frame provided by the present invention.

Fig. 27 is a schematic diagram of the structure of the paper product provided by the present invention placed in a punching die.

Detailed ways

The following are specific embodiments of the invention combined with the accompanying drawings to further describe the technical solutions of the invention, but the invention is not limited to these embodiments.

Example one

As shown in Figure 1 and Figure 2, this paper product processing production line with heating and trimming functions includes a forming machine 01, at least one forming machine, and the forming machine squeezes and forms the slurry. Further, the forming machine It is an inverted slurry suction forming machine, which adopts inverted slurry suction and sequentially performs primary extrusion heating forming and secondary extrusion heating forming of the slurry;

Mechanical transfer device 02, at least one mechanical transfer device and takes and transfers the paper product blanks formed by the inverted slurry forming machine;

Hot press 03, at least one hot press and the mechanical transfer device transfers and releases the obtained paper product blanks on the hot press, which overheats and presses the paper product blanks;

Edge trimming machine 04, the mechanical transfer device takes the paper product blank after hot pressing and transfers and releases it to the trimming machine, and the trimming machine cuts off the remaining edges of the paper product blank;

Adsorption transfer device 05, the adsorption transfer device takes and transfers the paper products after the trimming machine edge is cut;

The pad printer 06, the suction cup transfer device transfers and releases the obtained paper products on the pad printer, and the pad printer performs printing processing on the paper products, and finally the finished paper products are produced.

As shown in Figure 3-8, the specific structure of the inverted slurry suction forming machine is as follows:

Including frame A1, frame A1 is a frame type frame made of metal pipe processing.

A headbox A2 is provided on the frame A1 and the top of the headbox A2 is provided with an opening. Preferably, the headbox A2 in the present application is set at the lower part of the rear end of the frame A1, and the lowering position of the headbox A2 can be at Maximize the use of existing rack internal space.

Secondly, in the headbox A2, there are two overflow partitions A20 that are parallel to each other and arranged vertically. The vertical height of the overflow partition A20 is lower than the depth of the headbox A2 and the two overflow partitions will The inside of the box A2 is divided into a large central chamber and an overflow chamber located on both sides of the large chamber. The large chamber is a square dormitory, and the overflow chambers on both sides are rectangular chambers. The square chambers can facilitate back suction. The slurry mold is extended into the slurry suction, and the designed overflow chamber can overflow the overflowing pulp when the inverted slurry suction mold is extended into the large chamber, avoiding overflow to the ground and polluting the working environment. At the same time, the overflow chamber can recycle the overflowing slurry, which is energy-saving and environmentally friendly. At the same time, the opening of the headbox A2 is provided with an inner convex edge, which can form a barrier to the sloshing pulp.

The lower side of the overflow partition A20 and the inner bottom of the headbox A2 are connected in a sealed manner. The two ends of the overflow partition A20 and the inner surface of the headbox A2 are connected in a sealed manner. Welding connection or sealing strip can also be used for sealing connection. , And then use bolts to fix the overflow partition A20.

Secondly, the overflow baffle A20 is made of stainless steel plate. At the same time, the headbox A2 can also be made of stainless steel, so that the same material is easy to weld.

The pulp in the large chamber overflows into the overflow chamber through the top of the overflow partition A20, and this overflow can form the recycling of the pulp slurry.

Each overflow chamber is connected with an overflow return pipe A21, the large chamber is connected with a slurry inlet pipe A22 and a discharge pipe A23, and the overflow return pipe A21 is connected with a recovery pipe. The recovery pipe removes the pulp slurry from the open The mouth is recycled into the headbox.

Of course, the recovery pipe can be connected in parallel to the slurry inlet pipe A22, and then a control valve is installed on the recovery pipe to control whether slurry recovery is required.

The overflow return pipe A21, the slurry inlet pipe A22 and the discharge pipe A23 are respectively connected to a circumferential surface of the headbox A2. In the most preferred solution, the overflow return pipe A21, the slurry inlet pipe A22 and the discharge pipe A23 are respectively connected to the surface of the rearmost side of the headbox A2. This structure can arrange the pipelines in a concentrated manner to the greatest extent.

The frame A1 is provided with an elevating slurry suction mechanism A3 located above the opening of the headbox A2, and the elevating slurry suction mechanism A3 extends into the headbox to adsorb the slurry. Specifically, the elevating slurry suction mechanism A3 The mechanism A3 includes a suction fixing plate A30 fixed on the top of the frame A1. A suction suction mold A31 is connected under the suction fixing plate A30 through a first guide structure, and the suction suction mold A31 is fixed on the suction fixing plate A30. The upper first screw drive structure is connected with the first servo motor A32.

The first guide structure includes four first guide screw sleeves fixed on the suction fixing plate A30, and a first guide rod penetrating through each first guide screw sleeve. The lower end of the first guide rod is connected to the suction On the slurry mold A31, the four first guide screw sleeves are distributed in a rectangular shape, and the first screw drive structure is located in the central area of the four first guide screw sleeves. Further, the first screw drive structure includes The fixed cylinder on the upper surface of the fixed plate A30, the screw sleeve set in the fixed cylinder and threadedly connected to the fixed cylinder, and the screw threaded through the screw sleeve. The lower end of the screw penetrates the suction fixed plate A30 and the suction suction mold A31 Rotational connection, for example, the use of bearings to achieve a rotary connection.

The frame A1 is also provided with a transfer mold A4 that is horizontally slidingly connected to the frame A1 and the transfer mold A4 is connected with a translation drive mechanism. The transfer mold A4 is fixed on the upper surface of the moving plate A40, and the translation drive mechanism drives the transfer mold A4 to move up and down. Under the vertical suction suction mechanism A3 and the lifting suction suction mechanism A3 is lowered, so that the transfer mold A4 and the lifting suction suction mechanism A3 perform the first extrusion molding of the adsorbed slurry and obtain the first molding blank. Pieces.

Specifically, the translation drive mechanism includes positioning plates A10 fixed on both sides of the middle of the frame A1. Two positioning plates A10 are located on the same horizontal surface. Between the two positioning plates A10, there is a lift-type inverted suction mechanism that descends and enters. In the space, a guide rail A11 is provided on the upper surface of each positioning plate A10. Specifically, a strip-shaped positioning block is provided on the upper surface of each positioning plate A10. The strip-shaped positioning blocks are distributed along the length of the positioning plate A10. , The strip positioning block is fixed on the positioning plate A10 by bolt fixing.

Secondly, the bar-shaped positioning block is located in the middle of the upper surface of the positioning plate A10, and the transverse section of the bar-shaped positioning block is in an inverted T-shaped structure to facilitate installation and fixation.

And a number of sliders A12 connected to each guide rail A11, the slider A12 is fixed on the lower surface of the moving plate A40, the two ends of at least one positioning plate A10 are respectively provided with limit stop points A13, and the moving plate A40 is located at two limit stops. The distance between the points A13 and the two stop points A13 is greater than the length of the moving plate A40, and the positioning plate A10 is provided with a servo translation drive device A14 connected to the moving plate A40.

The servo translation drive device A14 includes two drive screws and a drive screw sleeve sleeved on each drive screw. One of the drive screws is installed on a positioning plate A10, and the other is installed on the other. On a positioning plate A10, one of the driving screw sleeves is fixed on one side of the lower surface of the moving plate A40, and the other driving screw sleeve is fixed on the other side of the lower surface of the moving plate A40, and the lower surface of the moving plate A40 is under the moving plate A40. The other side of the surface is relatively distributed.

Each driving screw rod is connected with a driving motor through a belt transmission structure. The belt transmission structure is a synchronous belt transmission structure. A rectangular hole 100 through which the belt transmission structure penetrates is respectively provided at one end of each positioning plate A10.

A limit stop point A13 is provided at both ends of the upper surface of each positioning plate A10, and the limit stop points A13 provided on each positioning plate A10 are respectively located inside the guide rails A11 provided on the positioning plate A10. The four limit stop points A13 can form two groups of limit detection, which can ensure the reliability of machine operation.

Each limit stop point A13 includes an L-shaped mounting block and a position sensor installed on the L-shaped mounting block. The position sensors are distributed horizontally.

One positioning plate A10 is located on the upper side of one overflow chamber, and the other positioning plate A10 is located on the upper side of the other overflow chamber.

In addition, the facing inner surfaces of the two positioning plates A10 are flush with the facing inner surfaces of the two overflow partitions A20. The flush design can form a barrier and prevent large waves from splashing out of the headbox due to the overflow of the pulp.

The transfer mold A4 is connected with a cleaning mechanism A5 that can clean the lift-type pulp suction mechanism A3 before the transfer mold A4 moves to the lift-type pulp suction mechanism A3. Preferably, the cleaning mechanism A5 of this embodiment is a cantilever type The suspending end of the cleaning mechanism and the cantilever cleaning mechanism is located on one side of the headbox A2.

The cantilever cleaning mechanism can effectively use the existing space, and at the same time, it can further make the machine structure more compact.

Specifically, the cleaning mechanism A5 of this embodiment includes two cantilever blocks A50 that are parallel to each other and have one end fixed on opposite sides of the transfer mold A4, and a water collection bucket A51 that is connected to the suspended ends of the two cantilever blocks A50 at both ends. The collecting bucket A51 discharges and recovers the collected cleaning materials through the discharge pipe body at the bottom.

The water collection bucket A51 has a rectangular structure. The bottom of the water collection bucket A51 is provided with a first bottom surface and inclined diversion slopes arranged on both sides of the first bottom surface. The inclined diversion slopes are formed by connecting multiple sections of successively connected inclined surfaces. The sloping slope can form a diversion for the collected cleaning materials and avoid stagnation on the inner wall.

At least one horizontally arranged water outlet pipe A52 is provided in the water collection bucket A51, and the water outlet pipe A52 is arranged along the length direction of the water collection bucket A51. The water outlet pipe A52 is located above the first bottom surface and the water outlet pipe A52 is located in the water collection bucket A51. At half of the depth of the tank, one end of the outlet pipe A52 is closed, and the other end passes through to the water collection hopper A51 and is connected to the high-pressure water supply terminal. The high-pressure water supply terminal includes a water supply pipe, a high-pressure pump connected to the water supply pipe, and a water source box for the water supply pipe. Connected, on the upper side of the outlet pipe A52 is provided with a number of discretely arranged and vertically arranged water spray nozzles A53.

The water spray nozzle A53 has either a high-pressure nozzle or a low-pressure nozzle.

There are two outlet pipes A52 and parallel to each other, and two rectangular end pipes and the two ends of the rectangular end pipe A54 are closed. The opposite ends of the two outlet pipes A52 are connected with a rectangular end pipe A54. The opposite end of the water pipe A52 is connected to another rectangular end pipe. One of the rectangular end pipes is connected to an inlet pipe A55. One of the rectangular end pipes is fixed on the upper surface of the suspended end of a cantilever block A50. A rectangular end tube is fixed on the upper surface of the suspended end of another cantilever block A50.

A positioning plane is provided on the upper surface of the suspended end of the cantilever block A50, and the rectangular end tube is fixed on the positioning plane, which can ensure the stability of the installation and fixation of the rectangular end tube, which can further improve the fixing reliability of the water collection bucket A51 .

This structure can improve the stability of the overall structure, facilitate the installation, manufacturing and processing of the overall structure, and can further improve the cleaning efficiency.

The frame A1 is also provided with an upper extrusion die A6 and the upper extrusion die A6 is connected with a lifting drive mechanism, and when the transfer die A4 moves below the upper extrusion die A6, the lifting drive mechanism drives the upper extrusion die A6 down Contact with the first molding blank adsorbed on the transfer mold A4 to perform the second extrusion molding.

Specifically, the lifting driving mechanism includes an extrusion fixing plate A61 fixed on the top of the frame A1, the extrusion upper die A6 is connected to the extrusion fixing plate A61 through a second guide structure, and the extrusion upper die A6 is located in the extrusion Below the fixed plate A61, the upper extrusion die A6 is connected with the second servo motor A62 through the second screw drive structure fixed on the upper surface of the fixed plate A61.

The structure of the second screw transmission structure is the same as the structure of the first screw transmission structure.

Further, the upper extrusion die A6 is an upper extrusion die with a heating function; the transfer die A4 is a transfer die with a heating function.

The heating function is realized by electric heating or steam heating. For example, electric heating rods and/or steam heating pipes.

The use method of this inverted slurry suction forming machine is introduced as follows:

The method of use includes the following steps:

A. Inject the pulp slurry into the large chamber of the headbox;

B. The inverted slurry suction mold A31 extends downward into the large chamber for vacuum suction, and then leaves the large chamber upward after suction;

C. The transfer mold A4 is translated and fixed directly under the suction suction mold A31, and the suction suction mold A31 is downward so that the transfer mold A4 and the suction suction mold A31 perform the first extrusion and molding of the adsorbed slurry. The first forming blank is produced, the suction mold A31 loses vacuum and the first forming blank stays on the transfer mold A4;

D. The back suction mold A31 is reset upwards and the transfer mold A4 is moved to just below the upper extrusion mold A6, and when the transfer mold A4 moves to just below the upper extrusion mold A6, the cleaning mechanism sprays water upward for suction The slurry mold A31 is cleaned, the upper extrusion mold A6 is driven by the lifting drive mechanism to descend downward and the upper mold A6 and the transfer mold A4 are squeezed to perform the second extrusion molding of the first molding blank, and the upper mold is squeezed A6 is reset upwards, that is, a paper product is made on the transfer mold A4.

In the above step C, the slurry suction mold A31 is a slurry suction mold with heating function, and the transfer mold with heating function heats and dries the slurry and the first molded blank after molding.

The upper extrusion die A6 is an upper extrusion die with heating function, and the upper extrusion die with heating function and the transfer die with heating function are simultaneously heated and dried for the first time forming a blank.

As shown in Figure 1, the mechanical transfer device includes a robot B and a transfer mold C connected to the robot B. Further, as shown in FIGS. 9-13 and 15, the transfer mold C includes a wet billet transfer mold C1 and a product transfer mold C2, and the wet billet transfer mold C1 and the product transfer mold C2 are connected together by a number of connecting columns C3.

Further, there are four connecting columns C3 in the present application and are distributed at the four opposite corners of the wet blank transfer mold C1 and the product transfer mold C2.

The connecting column C3 is connected with the wet blank transfer mold C1 and the product transfer mold C2 through threads and the like.

The wet billet transfer mold C1 and the product transfer mold C2 are spaced apart and the wet billet transfer mold C1 and the product transfer mold C2 are parallel to each other.

The wet billet transfer mold C1 is used to obtain the pulp and press the wet billet;

The product transfer mold C2 is used to obtain the pressed pulp product.

A cantilever connecting plate C4 is connected in the circumferential direction of the wet blank transfer mold C1. The cantilever connecting plate C4 is connected with the robot, and the robot is used to make the wet blank transfer mold C1 obtain the pulp pressed wet blank. The first level release of the pulp pressed wet blank is made by the robot to make the product transfer mold C2 obtain the pulp pressed product and release the pulp pressed product.

The asynchronous action of obtaining the pulp pressing wet billet and obtaining the pulp pressing product.

Further, the wet blank transfer mold C1 in the present application is a wet blank transfer die, and the product transfer mold C2 is a product transfer convex mold.

The wet blank transfer die enlarges the contact surface with the wet blank and can ensure the integrity of the wet blank.

At least one wet body adsorption cavity C10 is provided on the side of the wet body transfer mold C1 away from the product transfer mold C2, and the same number of wet body adsorption cavities C10 are provided on the side of the product transfer mold C2 away from the wet body transfer mold C1. The product suction surface C20, a wet blank suction cavity C10 corresponds to a product suction surface C20, a suction cup group Ca is provided on the periphery of each product suction surface C20, and each suction cup group Ca is formed by a number of circumferentially distributed suction cups C5. The suction cup group Ca is fixed on the product transfer mold C2. The suction cup C5 is used to adsorb waste.

On the side of the wet billet transfer mold C1 away from the product transfer mold C2, there are 1-12 wet billet adsorption cavities C10. Of course, the number of wet billet adsorption cavities C10 can be more, for example: 11-20 are all right. The number of wet blank adsorption cavities C10 is set according to the diameter of the pulp product.

On the side of the product transfer mold C2 away from the wet blank transfer mold C1, there are 1-12 product adsorption surfaces C20, and the number of product adsorption surfaces C20 can be more, for example: 11-20 can be set according to the diameter of the pulp product Set the number of product adsorption surface C20.

The wet billet adsorption cavities C10 and the product adsorption surface C20 are distributed in a one-to-one correspondence. It is convenient for complete design, and at the same time, it can also facilitate the uniformity of the center of gravity.

There are 1-12 suction cup groups Ca on the product transfer mold C2.

Further, the wet blank transfer mold C1 includes a first bottom plate C11, 1-12 first vacuum holes C12 are provided on the first bottom plate C11, and 1-12 are provided on the side of the first bottom plate C11 away from the product transfer mold C2. A wet blank mold C13 and a first vacuum hole C12 communicate with a first air chamber C14 on the side of the wet blank mold C13 close to the first bottom plate C11, and the wet blank mold C13 is provided with the above-mentioned wet The blank adsorption cavity C10, and each wet blank adsorption cavity C10 is respectively communicated with a first air chamber C14 through a plurality of first air-permeable small holes C15.

The wet blank mold C13 is hermetically connected with the first bottom plate C11 through a hard seal or a soft seal, and at the same time, the wet blank mold C13 is fixed on the first bottom plate C11 by bolts.

One end of each first vacuum hole C12 away from the first gas chamber C14 is connected with a first vacuum sub-pipe C16, and the first vacuum sub-pipe C16 is connected in parallel to the first vacuum manifold C17. The first vacuum header C17 is connected with the vacuum pump.

Further, the product transfer mold C2 includes a second bottom plate C21 close to the wet blank transfer mold C1, 1-12 second vacuum holes C22 are provided on the second bottom plate C21, and the second bottom plate C21 is away from the wet blank transfer mold C1 The number of product molds C23 on one side equal to the number of second vacuum holes C22 is provided with a second air chamber C24 on the side of each product mold C23 close to the second bottom plate C21, a second vacuum hole C22 and a second air The chamber C24 is connected, and the product adsorption surface C20 is provided on the side of the product mold C23 away from the second bottom plate C21, and the product adsorption surface C20 is provided with a plurality of second air-permeable small holes C25 whose inner ends are communicated with the second air chamber C24, The outer end of the second air-permeable small hole C25 communicates with the outside.

The product mold C23 is hermetically connected with the second bottom plate C21 through a hard seal or a soft seal, and at the same time, the product mold C23 is fixed on the second bottom plate C21 by bolts.

The suction cup C5 is pierced on the second bottom plate C21 and the suction nozzle of the suction cup faces the side away from the wet blank transfer mold C1. The second bottom plate C21 is provided with a plurality of suction cup positioning holes, and the suction cup C5 is inserted into the suction cup positioning holes and the two are fixedly connected.

The end of each second vacuum hole C22 away from the second gas chamber C24 is connected with a second vacuum sub-pipe C26, and the second vacuum sub-pipe C26 is connected in parallel to the second vacuum manifold C27.

The second vacuum header C27 is connected to the second vacuum pump.

With the robot and equipped with the transfer device of the present application, the wet blank can be obtained first, and then the product transfer mold C2 is used to obtain the product after the wet blank is obtained, and then the wet blank is released to the product processing station. It not only improves the production efficiency, but also makes the structure of the transfer device more compact.

When the product is obtained, the sucker is used to synchronously suck the waste away, which can improve the accuracy of the next molding process and avoid the reduction of product quality caused by the waste.

Secondly, this device is installed on a robot, which reduces the cost.

In this embodiment, there are 6 wet blank molds C13 and are distributed in two rows, and each row has 3 wet blank molds C13. The product mold C23 is also distributed in the same manner, and the suction cup group is also distributed in the same manner.

As shown in Figs. 16-18, the edge trimming machine of the present application includes a main frame 1, which is a steel frame structure, and when the main frame is viewed from above, the main frame is in a U-shaped structure.

The punching device 2 is located on the rear side of the middle of the main frame 1, that is, the punching device 2 is located in the opening of the U-shaped main frame 1. The punching device 2 and the main frame 1 are connected by a number of connecting bolts, which can further improve the relationship between the two. The stability of the connection between the two, and can avoid the displacement of the main frame.

Secondly, the punching equipment 2 is any one of a punching press and a hydraulic press.

The punching die a is installed on the punching equipment 2. Specifically, as shown in Figures 19-27, the punching die a includes a lower template 10, which is horizontally distributed and at least one paper product positioning punch 100 is provided on the upper surface of the lower template 10; the number of paper product positioning punches 100 Can be set according to actual production requirements, for example, 1-12, 9 can be set.

The paper product positioning punch 100 and the paper product opening are matched with each other to facilitate the placement of the paper product and to be used for positioning the paper product.

A lower backing plate 60 is connected to the lower surface of the lower template 10, and the lower surface of the lower backing plate 60 is fixed on the lower mold seat plate 80 by a number of lower stepping feet 70 distributed at intervals.

The lower template 10 and the lower backing plate 60 are connected by a number of connecting bolts. At the same time, the lower foot 70 and the lower backing plate 60 are also connected in the above manner, and the lower mold seat plate 80 is connected to the lower foot 70 by a number of long bolts.

There are three lower feet 70 in this application, and two of them are distributed on both ends of the upper surface of the lower mold seat plate 80, and the remaining one is located in the middle of the lower mold seat plate 80.

The structure of the lower bolster 60 and the lower bolster 70 can overhead the overall structure, and at the same time, can also play a role in damping and buffering to a certain extent.

Secondly, there are a number of lower notches distributed at intervals on the periphery of the lower mold seat plate 80 to facilitate the insertion of the mounting screws and fix it on the hydraulic press or punching machine.

The upper knife frame 20 is located directly above the lower template 10, and the upper knife frame 20 is provided with a first product containing through hole 200 corresponding to the paper product positioning punch one-to-one; the shape of the first product containing through hole 200 is based on Set according to the actual product shape, the first product containing through hole 200 is mainly used to make way for paper products while forming a circumferential restriction.

The upper knife frame 20 is also provided with an upper backing plate 40 and an upper mold seat plate 50 which are stacked and connected in order from the bottom to the top.

The upper backing plate 40, the upper mold seat plate 50 and the upper knife frame 20 are connected and fixed by a plurality of long bolts. Secondly, the upper backing plate 40 is provided with a second product containing through hole 400 which communicates with the first product containing through holes 200 one by one, and at least one inner surface is provided on the upper surface and/or the lower surface of the upper backing plate 40. The ventilating groove 401 whose end is in communication with the second product containing through hole 400, and the outer end of the ventilating groove 401 is in communication with the outside.

The axis of the first product containing through hole 200 and the axis of the second product containing through hole 400 coincide. It can prevent interference from causing paper products to be placed in an improper position.

The upper backing plate can play the role of shock absorption and buffering. At the same time, the designed second product containing through hole 400 can also play a role in giving way to paper products and forming a circumferential restriction, while the ventilation groove 401 can prevent The paper product sticks to the mold. After the mold is trimmed, since the ventilation groove 401 is connected to the outside, negative pressure will be avoided here, and the problem of product sticking will not occur.

In addition, a number of upper notches are provided on the outer edge of the upper die seat plate 50, and the upper notches can facilitate the clamping of the installation bolts and the connection with the lifting head of the punch or hydraulic press.

The edge trimming tool 30 has a ring shape, and the edge trimming tool 30 is fixed on the upper knife frame 20 by a detachable mechanism and is located outside the first product receiving through hole 200. The split design of the edge trimming tool and the upper tool frame 20 can not only reduce the cost of tool use, but also improve the efficiency of tool replacement.

When the punch or hydraulic press is turned on, the upper die seat plate 50, the upper backing plate 40, the upper knife frame 20, and the edge trimming tool 30 installed on the upper knife frame 20 are moved up and down, and the trimming knife 30 contacts and cuts the remaining edges of the paper product. At the same time, the edge of the trimming tool 30 is in contact with the annular plane of the paper product positioning punch 100, which realizes stable cutting and avoids large burrs, and the trimming product is more beautiful.

In a preferred solution, the detachable mechanism includes a cutter positioning groove 201 provided on the lower surface of the upper knife frame 20, and the edge trimming tool 30 is installed in the cutter positioning groove 201, and the edge of the edge trimming tool 30 faces downward and is located at the cutting edge. Below the lower notch of the knife positioning groove 201.

At the bottom of the cutter positioning groove 201 is provided a number of circular arc-shaped through holes 202 evenly distributed on the circumference, and two adjacent circular arc-shaped through holes 202 are formed to locate the upper side of the edge trimming tool 30.部203.

The arc-shaped through hole 202 is designed to facilitate grooving, and at the same time, it can also ensure that the tool is installed in place to observe.

In addition, the detachable mechanism also includes a number of snap notches 204 arranged on the outer groove wall of the cutter positioning groove 201 and evenly distributed on the circumference, and are installed in the snap notches 204 and abut against the outer wall of the edge trimming cutter 30 On the detachable buckle 205.

The shape of the detachable buckle 205 matches the buckle notch 204, and at the same time, the detachable buckle 205 is fixed on the buckle notch 204 by screws.

The above-mentioned structure facilitates the replacement and maintenance of the edge trimming tool 30.

In addition, the four corners of the lower mold plate 10 are respectively provided with guide sleeves 101, and the four corners of the upper knife frame 20 are respectively provided with guide posts 206 inserted into the guide sleeve 101 at the lower ends, and the upper mold seat plate Under the action of external force, 50 drives the upper backing plate and the upper knife frame up and down, and the guide post 206 moves up and down relative to the guide sleeve 101.

The guide post 206 and the guide sleeve 101 cooperate with each other, and the positioning is accurate, and the product trimming size is more accurate.

At least one vertical limit post 102 is provided on the upper surface of the lower template 10. The top surface of the limit post 102 and the lower surface of the upper knife frame 20 are reserved with a height for the upper knife frame 20 to rise and fall normally.

The function of the limit post 102 is to protect the edge trimming tool to the limit, and the service life of the tool is longer.

Place the paper product, and place the paper product on the paper product positioning punch 100 of the lower template 10;

For edge trimming, the upper knife frame 20 is downwardly close to the lower template 10, and the trimming knife 30 is in contact with the remaining edge of the paper product and cuts off the remaining edge.

As shown in Figure 16-18, it also includes:

The feeding line 3 is used to carry the unpunched paper-plastic products and transport the un-punched paper-plastic products to the output end of the feeding line 3. Feeding line 3 is a belt-type feeding line.

The feeding mechanism 4 is located at the output end of the feeding line 3, and the feeding mechanism 4 supports the unpunched paper-plastic products output from the feeding line 3 and moves to the end away from the feeding line 3; the feeding mechanism 4 includes Two material moving guide rails 41 on the main frame 1 and located on one side of the punching equipment, and a material moving slide 42 slidably connected to each material moving guide 41, each of the material moving slides 42 is provided with a vertical The air cylinder 43 and the lifting plate 44 connected to the upper end of the telescopic rod of the vertical air cylinder 43 are provided on the lifting plate 44 with a fork plate 45 that is horizontally slidably connected to the lifting plate 44, and on the upper surface of each fork plate 45 is provided The vertical baffle 46, the lifting plate 44 is provided with a fork material cylinder 47 connected to the fork material plate 45, the two fork material plates 45 act in synchronization and move towards each other and will be placed on the unpunched paper-plastic product on the feeding line 3. Fork up, the two fork material plates 45 act synchronously and move outwards oppositely to release the unpunched paper and plastic products, and the two material moving sliding seats 42 are connected with the same material moving driving device.

The material-moving driving device includes a driving arm connected to the material-moving slide 42 at both ends, and the driving arm is horizontally slidably connected with the main frame, and a material-moving driving cylinder connected to the driving arm is provided on the main frame.

The lifting mechanism 5 receives the un-punched paper-plastic products transferred by the material-moving mechanism 4, and lifts the un-punched paper-plastic products vertically upwards to a set height position. The material-moving driving device drives the material-moving slide 42 to move to the lifting mechanism 5.

The lifting mechanism 5 includes a vertical fixing plate 51 fixed on the main frame 1, and an L-shaped lifting frame 52. The lower end of the L-shaped lifting frame 52 is vertically slidably connected to the vertical fixing plate 51, and the upper end of the L-shaped lifting frame 52 It is distributed horizontally and is used to place unpunched paper and plastic products, and the lower end of the L-shaped lifting frame 52 is connected with the lifting driving device.

The lifting drive device includes a linear motor, which is connected to the lower end of the L-shaped lifting frame 52 through a screw drive. Of course, the lifting driving device can also be an air cylinder or an oil cylinder.

The material picking and unwinding manipulator 6 reciprocates in the horizontal direction and is horizontally slidably connected to the main frame 1. The picking and unwinding manipulator 6 takes the unpunched paper and plastic products placed on the lifting mechanism 5 and transfers it to the punching die a.

The rewinding manipulator 7 reciprocates in the horizontal direction and is horizontally slidingly connected to the main frame 1. The rewinding and rewinding manipulator 7 simultaneously obtains the punched paper-plastic products and the blanking scraps and transfers them to the punching die a. , The rewinding and unwinding manipulator 7 sequentially releases the blanking waste and paper-plastic products.

A horizontal metal plate 11 is provided on the front side of the main frame 1. The picking and unwinding manipulator 6 and the lateral metal plate 11 are horizontally slidingly connected, and the rewinding and unwinding manipulator 7 and the horizontal metal plate 11 are horizontally slidingly connected. A magnetic levitation drive motor b for taking and unwinding the material on the side of the horizontal metal plate 11, and a magnetic levitation drive motor c for rewinding and unwinding close to the side of the horizontal metal plate 11 is provided on the rewinding and unwinding manipulator 7.

The material picking and unwinding magnetic levitation drive motor b and the rewinding and unwinding magnetic levitation drive motor c are both existing technologies and are commercial products. The movement and stop movement of the picking and unloading manipulator 6 and the rewinding and unwinding manipulator 7 are realized through the working principle of magnetic levitation. .

Specifically, the picking and unloading manipulator 6 includes a picking and unloading sliding seat 61 that is horizontally slidably connected to the horizontal metal plate 11. Two horizontal guide rails are slidably connected to the horizontal slider one, the material picking and unloading sliding seat 61 is cylindrical and vertically distributed, and the L-shaped picking and unloading rack 62, the vertical section of the L-shaped picking and unloading rack 62 and the picking and unloading The sliding seat 61 is vertically slidably connected. A number of suction cups 63 are connected to the horizontal section of the L-shaped picking and unloading rack 62, and the lower end of the picking and unloading sliding seat 61 is connected with the vertical section of the L-shaped picking and unloading rack 62. The lower end is connected to the picking and unloading lifting drive device 64.

Further, the transverse cross-section of the material picking and unloading sliding seat 61 is C-shaped, the opening of the picking and unloading sliding seat 61 is provided with a first vertical guide plate 65, and the vertical section of the L-shaped picking and unloading rack 62 is connected with a ring shape. Take and unload slider 66. The ring-shaped take and unload slider 66 is sleeved on the first vertical guide plate 65 and is vertically slidably connected with the first vertical guide plate 65. The feeding and unwinding servo motor at the lower end of the unwinding sliding seat 61 is connected to the annular feeding and unwinding slider 66 through the first screw transmission structure, and the first screw transmission structure is located at the feeding and unwinding sliding seat 61 and Between the first vertical guide plates 65.

Specifically, the retracting manipulator 7 includes a retracting sliding seat 71 that is horizontally slidingly connected to the horizontal metal plate 11, and the retracting sliding seat 71 is provided with two horizontal sliding blocks that are slidably connected to two horizontal guide rails. The unwinding sliding seat 71 is cylindrical and vertically distributed, and an L-shaped feeding and unwinding rack 72. The vertical section of the L-shaped feeding and unwinding bracket 72 is vertically slidably connected to the feeding and unwinding sliding seat 71, and is placed in the L-shaped feeding and receiving rack 72. The horizontal section of the material rack 72 is connected with a number of product reclaiming suction cups 73 and a number of waste reclaiming suction cups 74. The lower end of the retracting sliding seat 71 is connected to the lower end of the vertical section of the L-shaped retracting rack 72.料 Lifting and driving device 75.

Further, the transverse section of the retractable sliding seat 71 is C-shaped, the opening of the retractable sliding seat 71 is provided with a second vertical guide plate 76, and the vertical section of the L-shaped retractable rack 72 is connected with an annular retractable The unwinding slider 77, the ring-shaped unwinding and unwinding slider 77 is sleeved on the second vertical guide plate 76 and is vertically slidably connected with the second vertical guide plate 76. The rewinding and unwinding servo motor at the lower end of the material sliding seat 71 is connected to the ring-shaped rewinding and unwinding slider 77 through the second screw drive structure, and the second screw drive structure is located at the rewinding and unwinding sliding base 71 and the first Between two vertical guide plates 76.

In addition, the main frame 1 is also provided with a paper-plastic product feeding line 8 on the other side of the punching equipment 2. The paper-plastic product feeding line 8 receives and outputs the paper-plastic products released by the retracting and unwinding manipulator 7 and output to the paper-plastic product. 8 output end of product feeding line;

The paper-plastic product feeding line 8 is a belt conveyor line.

And a waste collection box 9 which collects the waste released by the rewinding and unwinding manipulator 7.

The whole punching process is as follows:

S1. The unpunched paper-plastic products are placed on the feeding line 3, and the feeding line 3 conveys the un-punched paper-plastic products to the output end of the feeding line 3.

S2. The material moving mechanism 4 forks the unpunched paper-plastic products output from the feeding line 3 and transfers it to the lifting mechanism 5.

S3. The lifting mechanism 5 lifts the unpunched paper-plastic product to a set height to facilitate the picking and unwinding manipulator 6 to pick up the material.

S4. The pick-and-place manipulator 6 takes the unpunched paper-plastic product on the lifting mechanism 5 and transfers it to the punching die a.

S5. The punching die a cuts off the remaining edges of the unpunched paper and plastic products.

S6. The rewinding and unwinding manipulator 7 obtains the punched paper-plastic products and the trimmed edges at the same time, and then releases the remaining edges into the waste collection box 9. The paper-plastic products are released on the paper-plastic product feeding line 8 to realize the entire Punching process.

Specifically, in this application, there is one inverted slurry suction forming machine, one mechanical transfer device, the total number of hot presses is 2-8, the edge trimmer is one, and the adsorption transfer device is one. There are 1-4 pad printers. Arrange the production line according to the above quantity to make full use of space and maximize production efficiency. The following is a distribution method: the inverted slurry suction forming machine, mechanical transfer device and edge trimming machine are located in the same straight line Above, there are four hot presses, and the hot presses are distributed on both sides of the inverted slurry forming machine and/or mechanical transfer device in the same straight line.

The paper product blanks formed by the inverted suction forming machine are sequentially transferred to the hot press through the mechanical transfer device for hot pressing. After the hot pressing, the mechanical transfer device transfers the hot pressed paper products to the edge trimmer, and the edge trimmer passes through after trimming The suction transfer device transfers the trimmed paper product to a pad printer for printing, that is, the paper product processing is completed.

When there is one pad printing machine, the reverse slurry suction forming machine, mechanical transfer device, edge trimming machine and pad printing machine are located on the same straight line.

Example two

The structure and principle of this embodiment are the same as that of the first embodiment, but the difference is that: the inverted slurry suction forming machine, the mechanical transfer device and the edge trimming machine are located on the same straight line, and the total number of the hot presses is 1-8 And the hot press is distributed on either side of the inverted slurry forming machine and/or mechanical transfer device in the same straight line.

Example three

The structure and principle of this embodiment are the same as the first embodiment, and the differences are:

As shown in Figure 14, the wet blank transfer mold C1 includes a first bottom plate C11, 1-12 first vacuum holes C12 are provided on the first bottom plate C11, and a side of the first bottom plate C11 away from the product transfer mold C2 is provided The wet blank mold C13, on the side of the wet blank mold C13 close to the first bottom plate C11, is provided with first air chambers C14 equal in number to the first vacuum holes C12, and a first air chamber C14 communicates with a first vacuum hole C12 , On the side of the wet blank mold C13 away from the first bottom plate C11 is provided with the above wet blank adsorption pockets C10, the number of wet blank adsorption pockets C10 is equal to the number of the first air chamber C14, and each wet blank adsorption pocket C10 is respectively It communicates with a first air chamber C14 through a number of first air-permeable small holes C15.

Example four

The structure and principle of this embodiment are the same as the first embodiment, and the differences are:

As shown in Figure 14, the product transfer mold C2 includes a second bottom plate C21 close to the wet blank transfer mold C1, 1-12 second vacuum holes C22 are provided on the second bottom plate C21, and the second bottom plate C21 is away from the wet blank One side of the transfer mold C1 is provided with a product mold C23, and on the side of the product mold C23 close to the second bottom plate C21, there are second air chambers C24 equal in number to the second vacuum holes C22, and the product mold C23 is far away from the second bottom plate C21 The product adsorption surface is provided with the above-mentioned product adsorption surface, and a plurality of second air-permeable small holes C25 whose inner ends are communicated with the second air chamber C24 are provided on the product adsorption surface, and the outer ends of the second air-permeable holes C25 communicate with the outside.

Example five

The structure and principle of this embodiment are the same as the first embodiment, and the differences are:

When the number of pad printers is more than one, there may be at least one pad printer distributed on one or both sides of the adsorption transfer device.

The specific embodiments described herein are merely examples to illustrate the spirit of the present invention. Those skilled in the technical field of the present invention can make various modifications or additions to the specific embodiments described or use similar alternatives, but they will not deviate from the spirit of the present invention or exceed the definition of the appended claims. Range.

Claims (20)

1. A paper product processing production line with heating and trimming functions is characterized in that the production line includes:

   Molding machine, at least one molding machine, the molding machine extrudes the slurry;

   A mechanical transfer device, at least one mechanical transfer device and takes and transfers the paper product blanks formed by the forming machine;

   A hot press, at least one hot press and a mechanical transfer device transfers and releases the obtained paper product blank on the hot press, which overheats and presses the paper product blank;

   The edge trimming machine and mechanical transfer device take the paper product blank after hot pressing and transfer and release it to the edge trimming machine, and the edge trimming machine cuts off the remaining edges of the paper product blank.
2. The paper product processing production line with heating and edge trimming functions according to claim 1, wherein the forming machine is an inverted slurry suction forming machine, and the inverted slurry suction forming machine adopts inverted slurry suction and Perform one-time extrusion heating molding and two-time extrusion heating molding in sequence.
3. The paper product processing production line with heating and edge trimming functions according to claim 2, wherein the inverted slurry suction forming machine, the mechanical transfer device and the trimming machine are located on the same straight line, and the hot press The total quantity is 1-8, and the hot presses are distributed on either side of the inverted slurry forming machine and/or mechanical transfer device in the same straight line.
4. The paper product processing production line with heating and edge trimming functions according to claim 2, wherein the inverted slurry suction forming machine, the mechanical transfer device and the trimming machine are located on the same straight line, and the hot press There are 2-8 sets in total, and the hot presses are distributed on both sides of the inverted slurry forming machine and/or mechanical transfer device in the same straight line.
5. The paper product processing production line with heating and edge trimming functions according to claim 2, wherein the inverted slurry suction forming machine, mechanical transfer device, trimming machine and pad printing machine are located on the same straight line.
6. A paper product processing production line with heating and edge trimming functions according to claim 2, wherein the inverted slurry suction forming machine includes a frame, on which a headbox is provided and the top of the headbox is provided There is an opening. The frame is provided with a lifting type inverting slurry suction mechanism above the opening of the headbox, and the lifting type inverting slurry suction mechanism extends into the headbox to absorb the slurry. The frame is also equipped with a machine The transfer mold is horizontally slidably connected and the transfer mold is connected with the translation driving mechanism. The translation driving mechanism drives the transfer mold to move below the lifting suction suction mechanism and the lifting suction suction mechanism is lowered so that the transfer mold and the lifting suction suction mechanism are lowered. Perform the first extrusion molding of the adsorbed slurry and make the first molding blank. The transfer mold is connected with the lifting suction suction mechanism before the transfer mold moves to the lifting suction suction mechanism. The cleaning mechanism for cleaning, the frame is also provided with an upper extrusion die and the upper extrusion die is connected with a lifting drive mechanism, and when the transfer die moves below the upper extrusion die, the lifting drive mechanism drives the upper extrusion die down and The first molding blank adsorbed on the transfer mold contacts to perform the second extrusion molding; the extrusion upper mold is an extrusion upper mold with a heating function; the transfer mold is a transfer mold with a heating function .
7. A paper product processing production line with heating and trimming functions according to claim 6, wherein the transfer mold is fixed on the surface of the moving plate, and the cleaning mechanism is a cantilever cleaning mechanism and a cantilever cleaning mechanism. The suspended end of the headbox is located on one side of the headbox.
8. A paper product processing production line with heating and trimming functions according to claim 7, wherein the cleaning mechanism includes two cantilever blocks parallel to each other and one end fixed on opposite sides of the transfer mold, and two The ends are respectively connected to the water collection bucket with the suspended ends of the two cantilever blocks. At least one horizontally arranged water outlet pipe is arranged in the water collection bucket and the water outlet pipe is arranged along the length direction of the water collection bucket. One end of the water outlet pipe is closed, and the other One end passes through to the water collection bucket and is connected to the high-pressure water supply terminal, and a plurality of discretely arranged and vertically arranged water spray nozzles are arranged on the upper side of the water outlet pipe.
9. A paper product processing production line with heating and edge trimming functions according to claim 6, wherein the translation drive mechanism includes positioning plates fixed on both sides of the middle of the frame, and the two positioning plates are located on the same horizontal plane. On the upper surface, a guide rail is provided on the upper surface of each positioning plate, and a number of sliders connected to each guide rail. The sliders are fixed on the lower surface of the moving plate. The two ends of at least one positioning plate are respectively provided with limit stop points, The moving plate is located between the two stop points and the distance between the two stop points is greater than the length of the moving plate, and the positioning plate is provided with a servo translation drive device connected to the moving plate;

   The elevating suction suction mechanism includes a suction fixing plate fixed on the top of the frame. A suction suction mold is connected under the suction fixing plate through a first guide structure, and the suction suction mold is fixed on the suction fixing plate through a The first screw transmission structure is connected with the first servo motor.
10. The paper product processing production line with heating and edge trimming functions according to claim 1, wherein the mechanical transfer device includes a robot and a transfer mold connected to the robot.
11. A paper product processing production line with heating and trimming functions according to claim 10, wherein the transfer mold includes a wet blank transfer mold and a product transfer mold, and the wet blank transfer mold and the product transfer mold are connected by a plurality of connecting columns. Together, at least one wet billet suction pocket is provided on the side of the wet billet transfer mold away from the product transfer mold, and at least one wet billet adsorption cavity is provided on the side of the product transfer mold far away from the wet billet transfer mold. , A wet billet adsorption cavity corresponds to a product adsorption surface.
12. According to a paper product processing production line with heating and trimming functions according to claim 11, a suction cup group is provided on the periphery of each product suction surface, and each suction cup group is respectively formed by a plurality of circumferentially distributed suction cups. The suction cup group Fixed on the product transfer mold.
13. A paper product processing production line with heating and trimming functions according to claim 12, wherein the wet blank transfer mold includes a first bottom plate, and 1-12 first vacuum holes are provided on the first bottom plate. , 1-12 wet blank molds are provided on the side of the first bottom plate away from the product transfer mold, and a first vacuum hole communicates with a first air chamber of a wet blank mold close to the first first bottom plate surface. The side away from the first bottom plate is provided with the above-mentioned wet blank adsorption cavity, and each wet blank adsorption cavity is respectively communicated with a first air chamber through a plurality of first air-permeable small holes;

    The product transfer mold includes a second bottom plate close to the wet blank transfer mold. 1-12 second vacuum holes are provided on the second bottom plate. The number of the second bottom plate away from the wet blank transfer mold and the number of second vacuum holes For equal product molds, a second air chamber is provided on the side of each product mold close to the second bottom plate, a second vacuum hole is connected to a second air chamber, and the above-mentioned side of the product mold away from the second bottom plate is provided The product adsorption surface is provided with a plurality of second air-permeable small holes whose inner ends are communicated with the second air chamber, and the outer ends of the second air-permeable small holes are communicated with the outside.
14. The paper product processing production line with heating and trimming functions according to claim 1, wherein the trimming machine includes a main frame, and further includes:

    Punching equipment, located on the rear side of the middle of the main frame;

    Punching die, installed on the punching equipment;

    Feeding line, used to carry unpunched paper and plastic products, and transport the unpunched paper and plastic products to the output end of the feed line;

    The feeding mechanism is located at the output end of the feeding line, and the feeding mechanism supports the unpunched paper-plastic products output from the feeding line and moves to the end away from the feeding line;

    The lifting mechanism accepts the un-punched paper-plastic products transferred by the material-moving mechanism, and lifts the un-punched paper-plastic products vertically upwards to the set height position;

    The picking and unloading manipulator moves reciprocally in the horizontal direction and is horizontally slidingly connected with the main frame. The picking and unloading manipulator takes the unpunched paper and plastic products placed on the lifting mechanism and transfers it to the punching die;

    The rewinding and unwinding manipulator moves back and forth in the horizontal direction and is connected to the main frame horizontally. The rewinding and unwinding manipulator takes the punched paper-plastic products and the blanking waste at the same time and transfers them to the outside of the punching die for rewinding and unwinding. The manipulator sequentially releases the waste from the punching edge and the paper and plastic products.
15. A paper product processing production line with heating and edge trimming functions according to claim 14, wherein a horizontal metal plate is provided on the front side of the main frame, and the picking and unwinding manipulator and the horizontal metal plate are horizontally slidingly connected , The retracting and unwinding manipulator is connected with the horizontal metal plate in a horizontal sliding manner. The rewinding manipulator is equipped with a rewinding magnetic levitation drive motor close to the horizontal metal plate, and the rewinding and unwinding manipulator is equipped with a rewinding and unwinding magnetic suspension close to the horizontal metal plate. motor.
16. A paper product processing production line with heating and edge trimming functions according to claim 15, wherein the picking and unwinding manipulator includes a picking and unwinding sliding seat connected to the horizontal metal plate in a horizontal sliding manner, and the picking and unwinding manipulator The sliding seat is cylindrical and vertically distributed, and an L-shaped picking and unloading rack. The vertical section of the L-shaped picking and unloading rack is vertically slidably connected with the picking and unloading sliding seat, and connected to the horizontal section of the L-shaped picking and unloading rack. There are several picking and unloading suction cups, and the lower end of the picking and unloading sliding seat is connected with a picking and unloading lifting drive device connected to the lower end of the vertical section of the L-shaped picking and unloading rack;

    The transverse section of the material picking and unloading sliding seat is C-shaped, the opening of the picking and unloading sliding seat is provided with a first vertical guide plate, and the vertical section of the L-shaped picking and unloading rack is connected with an annular picking and unloading slider , The ring-shaped picking and unloading slider is sleeved on the first vertical guide plate and vertically slidably connected with the first vertical guide plate, and the picking and unloading lifting drive device includes a picking and unloading servo fixed at the lower end of the picking and unloading sliding seat The motor and the feeding and unloading servo motor are connected to the ring-shaped feeding and unloading slider through the first screw drive structure, and the first screw drive structure is located between the picking and unloading sliding seat and the first vertical guide plate.
17. A paper product processing production line with heating and edge trimming functions according to claim 15, wherein the retracting and unwinding manipulator includes a sliding seat for retracting and unwinding horizontally and slidingly connected with the horizontal metal plate, and The sliding seat is cylindrical and vertically distributed, as well as an L-shaped material storage rack. The vertical section of the L-shaped material storage rack is vertically slidably connected with the material sliding seat, and is connected to the horizontal section of the L-shaped material storage rack. There are several product reclaiming suction cups and several waste reclaiming suction cups. The lower end of the retracting sliding seat is connected with a retracting and unwinding drive device connected to the lower end of the vertical section of the L-shaped retracting and unwinding rack;

    The transverse section of the retractable sliding seat is C-shaped, and the opening of the retractable sliding seat is provided with a second vertical guide plate. The vertical section of the L-shaped retractable rack is connected with an annular retractable sliding block. The unwinding slider is sleeved on the second vertical guide plate and is vertically slidably connected with the second vertical guide plate. The unwinding and lifting drive device includes a feeding and unwinding servo motor fixed at the lower end of the unwinding and unwinding sliding seat. The unwinding servo motor is connected with the ring-shaped rewinding and unwinding slider through the second screw rod transmission structure, and the second screw rod transmission structure is located between the rewinding and unwinding sliding seat and the second vertical guide plate.
18. A paper product processing production line with heating and trimming functions according to claim 15, wherein the material moving mechanism includes two material moving guide rails arranged on the main frame and located on one side of the punching equipment , And a material-moving slide that is slidably connected to each material-moving rail. Each material-moving slide is provided with a vertical cylinder and a lifting plate connected to the upper end of the vertical cylinder telescopic rod. The lifting plate is provided with The fork material plate is horizontally slidably connected with the lifting plate. A vertical baffle is provided on the upper surface of each fork material plate. The lifting plate is provided with a fork material cylinder connected to the fork material plate. The two fork material plates act synchronously. Move toward each other and fork up the un-punched paper-plastic products placed on the feeding line. The two fork plates move synchronously and move outwards to release the un-punched paper-plastic products. The two moving slides and the same move Material drive device connection;

    The lifting mechanism includes a vertical fixing plate fixed on the main frame, and an L-shaped lifting frame. The lower end of the L-shaped lifting frame and the vertical fixing plate are vertically slidingly connected, and the upper end of the L-shaped lifting frame is horizontally distributed and used for Place the unpunched paper and plastic products, and the lower end of the L-shaped lifting frame is connected with the lifting drive device.
19. A paper product processing production line with heating and trimming functions according to claim 15, wherein the main frame is also provided with a paper-plastic product feeding line located on the other side of the punching equipment. The product feeding line accepts and outputs the paper-plastic products released by the retracting and unwinding manipulator to the output end of the paper-plastic product feeding line;

    And a waste collection box, which collects the waste released by the rewinding and unwinding manipulator.
20. A paper product processing production line with heating and edge trimming functions according to claim 1, wherein the production line further comprises:

    Adsorption transfer device, the adsorption transfer device takes and transfers the paper products after the trimming machine edge is cut;

    The pad printer and the suction cup transfer device transfer and release the obtained paper products on the pad printer, and the pad printer performs printing processing on the paper products, and finally the finished paper products are produced.

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