CN113308941A - Preparation method of antiviral packaging paper - Google Patents
Preparation method of antiviral packaging paper Download PDFInfo
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- CN113308941A CN113308941A CN202110697217.2A CN202110697217A CN113308941A CN 113308941 A CN113308941 A CN 113308941A CN 202110697217 A CN202110697217 A CN 202110697217A CN 113308941 A CN113308941 A CN 113308941A
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- paper
- pulp
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- packaging
- rotating
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 48
- 230000000840 anti-viral effect Effects 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 12
- 238000004513 sizing Methods 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 238000010790 dilution Methods 0.000 claims abstract description 8
- 239000012895 dilution Substances 0.000 claims abstract description 8
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 4
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 4
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 230000005484 gravity Effects 0.000 claims abstract description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000014759 maintenance of location Effects 0.000 claims abstract description 4
- 238000004537 pulping Methods 0.000 claims abstract description 4
- 238000012216 screening Methods 0.000 claims abstract description 4
- 239000002893 slag Substances 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 34
- 238000003825 pressing Methods 0.000 claims description 23
- 238000005520 cutting process Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000012856 packing Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000000670 limiting effect Effects 0.000 claims description 6
- 238000007602 hot air drying Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 241000700605 Viruses Species 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000000415 inactivating effect Effects 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 7
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 6
- 229960001545 hydrotalcite Drugs 0.000 description 5
- 229910001701 hydrotalcite Inorganic materials 0.000 description 5
- 239000003945 anionic surfactant Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229920002261 Corn starch Polymers 0.000 description 1
- 241000711573 Coronaviridae Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- MFBOGIVSZKQAPD-UHFFFAOYSA-M sodium butyrate Chemical compound [Na+].CCCC([O-])=O MFBOGIVSZKQAPD-UHFFFAOYSA-M 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 1
- 241000701161 unidentified adenovirus Species 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
- B26D1/26—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/30—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut with limited pivotal movement to effect cut
- B26D1/305—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut with limited pivotal movement to effect cut for thin material, e.g. for sheets, strips or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/083—Rack-and-pinion means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/0003—Shaping by bending, folding, twisting, straightening, flattening or rim-rolling; Shaping by bending, folding or rim-rolling combined with joining; Apparatus therefor
- B31F1/0035—Straightening or flattening
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention relates to a preparation method of antiviral packaging paper, which comprises the following specific operation steps: pulping wood pulp, broad-leaved wood pulp and kaolin by a disc mill, adding a dilution water amount, a wet strength agent, a retention aid and an internal sizing agent into the pulp, removing air and impurities in the pulp by a slag separator and a pressure screen, secondarily adding water for dilution by a variable-frequency pulp pump, feeding the pulp to a paper pulp flowing box for uniform pulp distribution, then screening, forming and dehydrating the pulp at a forming plate, a gravity dewatering plate, a low vacuum suction box, a high vacuum suction box, a vacuum couch roll and the like of a net part, then squeezing and dehydrating, and performing contact drying by a steam drying cylinder to obtain packaging raw paper; ASC-28-6 is directly fused in the processing process of raw materials, so that the product has the antiviral efficacy; the invention can be used as a main carrier for packaging and transportation, and directly plays a role in adsorbing and inactivating viruses in the production and transportation processes, thereby reducing the virus propagation possibility in the logistics transportation process.
Description
Technical Field
The invention relates to the technical field of packaging paper processing, in particular to a preparation method of antiviral packaging paper.
Background
The packaging paper is used for packaging, has high strength, low water content, small air permeability, no corrosion effect and certain water resistance, and is beautiful; paper used for food packaging also requires hygiene, sterility, no contaminating impurities, etc.
ASC-28-6 nano material developed by Chinese academy of sciences has the effects of adsorbing and inactivating coronavirus and adenovirus, and is applied to medical equipment and virus protection related products, the related products are mainly applied by placing nano functional material in the products at present, and the nano functional material has the effects of adsorbing and purifying under ventilation environment, but does not have the antiviral effect, for example, an isolating layer containing ASC-28-6 is placed in a mask, and the ASC-28-6 is placed in a ventilation carrier, and as the ASC-28-6 is only used as an additional product and is attached to the products, the simultaneous protection and virus isolation on other production links cannot be ensured; meanwhile, the packaging paper needs to be cut into specifications of uniform size in the processing process, and when the existing cutting device is used for cutting, the packaging paper is easy to move, so that the cut specifications are deviated, and the packaging paper is wasted.
Disclosure of Invention
The invention aims to provide a preparation method of antiviral packing paper, which solves the problems that ASC-28-6 is only used as an additive and is attached to a product, and the simultaneous protection and virus isolation on other production links cannot be ensured; meanwhile, the packing paper needs to be cut into specifications of uniform size in the processing process, and when the existing cutting device is used for cutting, the packing paper is easy to move, so that the cut specifications are deviated, and the packing paper is wasted.
In order to achieve the purpose, the invention adopts the following technical scheme:
the preparation method of the antiviral packaging paper comprises the following specific operation steps:
the method comprises the following steps: pulping wood pulp, broad-leaved wood pulp and kaolin by a disc mill, adding a dilution water amount, a wet strength agent, a retention aid and an internal sizing agent into the pulp, removing air and impurities in the pulp by a slag separator and a pressure screen, secondarily adding water for dilution by a variable-frequency pulp pump, feeding the pulp to a paper pulp flowing box for uniform pulp distribution, then screening, forming and dehydrating the pulp at a forming plate, a gravity dewatering plate, a low vacuum suction box, a high vacuum suction box, a vacuum couch roll and the like of a net part, then squeezing and dehydrating, and performing contact drying by a steam drying cylinder to obtain packaging raw paper;
step two: the packaging raw paper is conveyed to a sizing device for surface sizing, the packaging raw paper is subjected to hot air drying in a drying box, drying by a drying cylinder in a contact manner and is kept into paper moisture, the paper surface is finished and modified by a calender, and finally, the paper is reeled, rewound and warehoused, when the packaging paper is used in the later period, the packaging paper is placed in a slitting device for slitting, the packaging paper moves along a transmission belt, at the moment, in the moving process, a second spring in a cylinder of a flattening mechanism stretches and retracts to drive a movable rod and a roller seat to move, the packaging paper is tightly pressed on the transmission belt through a compression roller, the limiting conveying of the packaging paper is realized, when the packaging paper passes through the lower part of the pressing seat and a cutter, at the moment, a motor works to drive a rotating tooth between the shaft seats to rotate so as to drive two rotating shafts to rotate, the two rotating shafts respectively drive a first rotating arm and a second rotating arm to rotate, the second rotating arm is matched with the first connecting rod and the second connecting rod to drive a lifting rod to move downwards, until the seat of pressing of the bracing piece bottom on the cover seat and the contact of paper, first pivot arm drive linking arm work this moment, and then drive the cutter rotatory on supporting the ear, when rotatory, press the seat to continuously move down, compress first spring, accomplish cutting off to the wrapping paper until the cutter, when the rotatory rotation that drives of commentaries on classics tooth week, the cutter with press the seat and carry out reciprocating motion, realize the isometric cutting to the wrapping paper.
Preferably, the slitting device comprises side frames, end frames and flattening mechanisms, two ends of each of the two side frames are respectively connected with the end frames, the flattening mechanisms are mounted at the tops of the side frames, a plurality of transmission cylinders are mounted between the side frames and the end frames, and the transmission cylinders are in transmission connection through transmission belts;
supporting legs are symmetrically arranged at the bottom sides of the end frames at two ends, mounting plates are arranged on the side walls of the supporting legs, shaft seats are symmetrically arranged on the mounting plates, three rotating teeth are meshed and arranged between the shaft seats, rotating shafts are respectively arranged at the two ends of the rotating teeth, the outer end of each rotating shaft is fixedly connected with one end of a first rotating arm, the other end of the first rotating arm is connected with a bottom end of a connecting arm in an inserting shaft mode, the top end of the connecting arm penetrates through a side frame at one side and is connected with an inserting shaft at one end of a cutter, a supporting lug is arranged at the top side of the side frame at the other side and is connected with an inserting shaft at the other end of the cutter, the outer end of each rotating shaft at the other end is fixedly connected with one end of a second rotating arm, the other end of the second rotating arm is connected with an inserting shaft at one end of a first connecting rod, the other end of the first connecting rod is connected with an inserting shaft at the middle part of a second connecting rod, and the two ends of the second connecting rod are respectively connected with the inserting shafts at the bottom ends of two lifting rods, the lifting rod is characterized in that a sleeve seat is installed on the outer side of the top end of the lifting rod and above the transmission belt, a sliding groove is formed in the inner side of the sleeve seat, a first spring is sleeved on the outer side of the lifting rod and inside the sleeve seat, the outer side of the lifting rod is located inside the sleeve seat and below the first spring and is in sliding connection with the two ends of the supporting rod, and a pressing seat is installed on the bottom side of the supporting rod.
Preferably, one end the end frame outside is installed with the output motor, and output motor output and transmission cylinder end connection.
Preferably, the side wall of the shaft seat is provided with a motor, and the output end of the motor is connected with the middle rotating teeth.
Preferably, the mechanism that flattens includes U type seat, barrel, second spring, movable rod, roller seat and compression roller, U type seat top side is run through and is installed the barrel, barrel internally mounted has the second spring, the second spring is connected with the movable rod bottom, and the movable rod bottom is located the barrel below and installs the roller seat, roller seat bottom side horizontal installation has a plurality of compression roller.
The invention has the beneficial effects that: ASC-28-6 is directly fused in the processing process of raw materials, so that the product has the antiviral efficacy; meanwhile, under the circumstance that the viruses are mainly transmitted in the production and transportation processes at present, the invention can be used as a main carrier for packaging and transportation to directly play the roles of adsorbing and inactivating the viruses in the production and transportation processes, thereby reducing the transmission possibility of the viruses in the logistics transportation process;
the flattening and drying preliminary paper is placed on a transmission belt to move, at the moment, in the moving process, a second spring in a cylinder body of a flattening mechanism stretches and retracts to drive a movable rod and a roller seat to move, the flattened and drying preliminary paper is tightly pressed on the transmission belt through a compression roller, the limiting effect is achieved when the preliminary paper moves, and the situation that the preliminary paper moves to deviate is avoided;
the motor work drives the commentaries on classics tooth rotation between the axle bed, and then it is rotatory to drive two pivots, two pivots drive first rocking arm and second rocking arm rotation respectively, the second rocking arm drives the lifter with head rod and the cooperation of second connecting rod and moves down, press the seat and the paper contact until the bracing piece bottom on the cover seat, first rocking arm drive linking arm work this moment, and then it is rotatory on supporting the ear to drive the cutter, when rotatory, it continuously moves down to press the seat, compress first spring, accomplish cutting off preliminary paper until the cutter, when the rotatory all around of commentaries on classics tooth rotation drive pivot, the cutter carries out reciprocating motion with pressing the seat, realize the isometric pressure cut to preliminary paper, preliminary paper removes when avoiding cutting, the degree of accuracy of cutting is guaranteed.
Drawings
Figure 1 is a front view of the slitting device according to the invention;
FIG. 2 is a schematic view of a second connecting rod mounting structure according to the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;
fig. 4 is a schematic structural diagram of the flattening mechanism of the present invention.
Illustration of the drawings:
1. a side frame; 2. an end frame; 3. a flattening mechanism; 4. a transmission cylinder; 5. a transmission belt; 6. supporting legs; 7. a shaft seat; 8. a motor; 9. rotating the teeth; 10. a rotating shaft; 11. a first rotating arm; 12. a connecting arm; 13. a support ear; 14. a cutter; 15. a second rotating arm; 16. a first connecting rod; 17. a second connecting rod; 18. a lifting rod; 19. a sleeve seat; 20. a first spring; 21. a support bar; 22. pressing a base; 23. a U-shaped seat; 24. a barrel; 25. a second spring; 26. a movable rod; 27. a roller base; 28. and (4) pressing the rolls.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific examples are given below.
Example 1
Referring to fig. 1 to 4, a method for preparing antiviral packing paper comprises the following specific operation steps:
the method comprises the following steps: pulping wood pulp, broad-leaved wood pulp and kaolin by a disc mill, adding a dilution water amount, a wet strength agent, a retention aid and an internal sizing agent into the pulp, removing air and impurities in the pulp by a slag separator and a pressure screen, secondarily adding water for dilution by a variable-frequency pulp pump, feeding the pulp to a paper pulp flowing box for uniform pulp distribution, then screening, forming and dehydrating the pulp at a forming plate, a gravity dewatering plate, a low vacuum suction box, a high vacuum suction box, a vacuum couch roll and the like of a net part, then squeezing and dehydrating, and performing contact drying by a steam drying cylinder to obtain packaging raw paper;
step two: the packaging base paper is conveyed to sizing equipment for surface sizing, the sizing agent is formed by compounding corn starch glue and Ankowitte concentrated solution according to a scientific formula, the major raw material of the Ankowitte concentrated solution is an ASC-28-6 nano material developed by Chinese academy of sciences, the Ankowitte concentrated solution is subjected to hot air drying by a drying box and contact drying by a drying cylinder sequentially and is kept into paper moisture, the paper surface is finished and modified by a calender to reduce the roughness of the paper surface, improve the smoothness of the paper, meet the requirements of packaging and printing, and finally, the packaging paper is reeled, rewound and warehoused and put in a warehouse, when the packaging paper is used in a later period, the packaging paper is placed in a slitting device for slitting, the packaging paper moves along a transmission belt 5, at the moment, in the moving process, a second spring 25 in a cylinder body 24 of a flattening mechanism 3 stretches and drives a movable rod 26 and a roller seat 27 to move, and then the packaging paper is tightly pressed on the transmission belt 5 through a compression roller 28, the limiting conveying of the packing paper is achieved, when the packing paper passes through the lower portions of the pressing seat 22 and the cutter 14, the motor 8 works to drive the rotary teeth 9 between the shaft seats 7 to rotate at the moment, and then the two rotary shafts 10 are driven to rotate, the first rotary arm 11 and the second rotary arm 15 are respectively driven to rotate by the two rotary shafts 10, the second rotary arm 15, the first connecting rod 16 and the second connecting rod 17 are matched to drive the lifting rod 18 to move downwards, until the pressing seat 22 at the bottom of the supporting rod 21 on the sleeve seat 19 is contacted with the paper, the first rotary arm 11 drives the connecting arm 12 to work at the moment, and then the cutter 14 is driven to rotate on the supporting lug 13, the pressing seat 22 continuously moves downwards while rotating, the first spring 20 is compressed until the cutter 14 finishes cutting the packing paper, when the rotary teeth 9 rotate to drive the rotary shafts 10 to rotate for one circle, the cutter 14 and the pressing seat 22 reciprocate, and equal-length cutting of the packing paper is achieved.
The slitting device comprises side frames 1, end frames 2 and flattening mechanisms 3, wherein two ends of each of the two side frames 1 are respectively connected with the end frames 2, the flattening mechanisms 3 are arranged at the tops of the side frames 1, a plurality of transmission cylinders 4 are arranged between the side frames 1 and the end frames 2, and the transmission cylinders 4 are in transmission connection through transmission belts 5;
supporting legs 6 are symmetrically arranged at the bottom sides of end frames 2 at two ends, mounting plates are arranged on the side walls of the supporting legs 6, shaft seats 7 are symmetrically arranged on the mounting plates, three rotating teeth 9 are meshed and arranged between the shaft seats 7, rotating shafts 10 are respectively arranged at the two ends of the rotating teeth 9, the outer end of the rotating shaft 10 at one end is fixedly connected with one end of a first rotating arm 11, the other end of the first rotating arm 11 is connected with a bottom end of a connecting arm 12 in an inserting shaft mode, the top end of the connecting arm 12 penetrates through a side frame 1 at one side and is connected with one end of a cutter 14 in an inserting shaft mode, a supporting lug 13 is arranged at the top side of the side frame 1 at the other side, the supporting lug 13 is connected with the other end of the cutter 14 in an inserting shaft mode, the outer end of the rotating shaft 10 at the other end is fixedly connected with one end of a second rotating arm 15, the other end of the second rotating arm 15 is connected with one end of a first connecting rod 16 in an inserting shaft mode, the other end of the first connecting rod 16 is connected with an inserting shaft in the middle of a second connecting rod 17, and the two ends of the second connecting rod 17 are respectively connected with the bottom ends of two lifting rods 18 in an inserting shaft mode, the outer side of the top end of each lifting rod 18 is located above the driving belt 5, a sleeve seat 19 is installed on the inner side of each sleeve seat 19, a sliding groove is formed in the inner side of each sleeve seat 19, a first spring 20 is sleeved on the outer side of each lifting rod 18 and located inside each sleeve seat 19, the outer sides of the two lifting rods 18 are located inside each sleeve seat 19 and located below the corresponding first spring 20, the lower sides of the two lifting rods are connected with the two ends of a supporting rod 21 in a sliding mode, and a pressing seat 22 is installed on the bottom side of the supporting rod 21.
As an embodiment of the invention, an output motor is installed on the outer side of the end frame 2 at one end, the output end of the output motor is connected with the end part of the transmission cylinder 4, and the output motor works to drive the transmission cylinder 4 to rotate, so that the transmission of the transmission belt 5 is realized.
As an implementation mode of the invention, the side wall of the shaft seat 7 is provided with a motor 8, the output end of the motor 8 is connected with the middle rotating teeth 9, and the rotating teeth 9 between the shaft seats 7 are driven to rotate by the work of the motor 8.
As an embodiment of the present invention, the flattening mechanism 3 includes a U-shaped seat 23, a cylinder 24, a second spring 25, a movable rod 26, a roller seat 27 and a pressing roller 28, the cylinder 24 is installed on the top side of the U-shaped seat 23 in a penetrating manner, the second spring 25 is installed inside the cylinder 24, the second spring 25 is connected to the bottom end of the movable rod 26, the roller seat 27 is installed below the cylinder 24 at the bottom end of the movable rod 26, a plurality of pressing rollers 28 are horizontally installed at the bottom side of the roller seat 27, the second spring 25 in the cylinder 24 of the flattening mechanism 3 stretches and retracts to drive the movable rod 26 and the roller seat 27 to move, and further, the flattened and dried preliminary paper is pressed on the transmission belt 5 through the pressing roller 28, which plays a role in limiting when the preliminary paper moves, and avoids the preliminary paper from shifting.
ASC-28-6 is directly fused in the processing process of raw materials, so that the product has the antiviral efficacy; meanwhile, under the circumstance that the viruses are mainly transmitted in the production and transportation processes at present, the invention can be used as a main carrier for packaging and transportation to directly play the roles of adsorbing and inactivating the viruses in the production and transportation processes, thereby reducing the transmission possibility of the viruses in the logistics transportation process;
the flattened and dried preliminary paper is placed on the transmission belt 5 to move, at the moment, in the moving process, the second spring 25 in the cylinder body 24 of the flattening mechanism 3 stretches and retracts to drive the movable rod 26 and the roller seat 27 to move, the flattened and dried preliminary paper is tightly pressed on the transmission belt 5 through the compression roller 28, the limiting effect is achieved when the preliminary paper is moved, and the deviation of the preliminary paper in moving is avoided;
the motor 8 works to drive the rotary teeth 9 between the shaft seats 7 to rotate, and then drives the two rotary shafts 10 to rotate, the two rotary shafts 10 respectively drive the first rotary arm 11 and the second rotary arm 15 to rotate, the second rotary arm 15 is matched with the first connecting rod 16 and the second connecting rod 17 to drive the lifting rod 18 to move downwards, until the pressing seat 22 at the bottom of the supporting rod 21 on the sleeve seat 19 is contacted with paper, at the moment, the first rotary arm 11 drives the connecting arm 12 to work, and then the cutter 14 is driven to rotate on the supporting lug 13, and when the rotary shaft is rotated, the pressing seat 22 continuously moves downwards, the first spring 20 is compressed, until the cutter 14 finishes cutting off the primary paper, when the rotary teeth 9 rotates to drive the rotary shafts 10 to rotate for one circle, the cutter 14 and the pressing seat 22 perform reciprocating motion, so that equal-length press cutting on the primary paper is realized, the primary paper is prevented from moving during cutting, and the accuracy of cutting is ensured.
Example 2
The preparation method of the antiviral packaging paper comprises the following specific operation steps: sieving hydrotalcite with a 40-mesh sieve, adding the hydrotalcite into a long-carbon-chain anionic surfactant sodium dodecyl sulfate solution with the concentration of 0.5 mol/L, wherein the volume of the sodium dodecyl sulfate solution corresponding to each gram of hydrotalcite is 2mL, and stirring in a water bath at 50 ℃ for 2 hours; adding a short carbon chain anionic surfactant sodium butyrate, adding 0.2mmol of short carbon chain anionic surfactant into each gram of hydrotalcite, stirring for 2 hours in a water bath at 50 ℃, filtering a product, washing with distilled water, drying at 90 ℃ after filtering, and activating for 30 minutes at 105 ℃; grinding, and sieving with a 50-mesh sieve to obtain organic hydrotalcite modified by the dianion surfactant;
adding the prepared double-anion surfactant modified hydrotalcite into 25 mg/L nitrobenzene, wherein the solid-liquid (mass) ratio is 1: 2000, stirring for 2h, standing for 3h, precipitating and separating, and measuring the concentration of supernatant by an ultraviolet-visible spectrophotometer, wherein the removal rate is 98.7%.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The preparation method of the antiviral packaging paper is characterized by comprising the following specific operation steps:
the method comprises the following steps: pulping wood pulp, broad-leaved wood pulp and kaolin by a disc mill, adding a dilution water amount, a wet strength agent, a retention aid and an internal sizing agent into the pulp, removing air and impurities in the pulp by a slag separator and a pressure screen, secondarily adding water for dilution by a variable-frequency pulp pump, feeding the pulp to a paper pulp flowing box for uniform pulp distribution, then screening, forming and dehydrating the pulp at a forming plate, a gravity dewatering plate, a low vacuum suction box, a high vacuum suction box, a vacuum couch roll and the like of a net part, then squeezing and dehydrating, and performing contact drying by a steam drying cylinder to obtain packaging raw paper;
step two: the packaging base paper is conveyed to sizing equipment for surface sizing, the packaging base paper is subjected to hot air drying in a drying box, drying by a drying cylinder in a contact manner and is kept into paper moisture, the paper surface is finished and modified by a calender, and finally, the paper is reeled, rewound and warehoused, when the packaging base paper is used in the later period, the packaging paper is placed in a slitting device for slitting, the packaging paper moves along a transmission belt (5), at the moment, in the moving process, a second spring (25) in a cylinder body (24) of a flattening mechanism (3) stretches and retracts to drive a movable rod (26) and a roller seat (27) to move, the packaging paper is tightly pressed on the transmission belt (5) through a compression roller (28), the limiting conveying of the packaging paper is realized, when the packaging paper passes through the lower part of a pressing seat (22) and a cutter (14), at the moment, a motor (8) works to drive a rotary tooth (9) between shaft seats (7) to rotate, and further drive two rotary shafts (10) to rotate, the two rotating shafts (10) respectively drive the first rotating arm (11) and the second rotating arm (15) to rotate, the second rotating arm (15), the first connecting rod (16) and the second connecting rod (17) are matched to drive the lifting rod (18) to move downwards until a pressing seat (22) at the bottom of a supporting rod (21) on the sleeve seat (19) is contacted with paper, at the moment, the first rotating arm (11) drives the connecting arm (12) to work, and further drives the cutter (14) to rotate on the supporting lug (13), the pressing seat (22) continuously moves downwards during rotation, the first spring (20) is compressed until the cutter (14) finishes cutting off the packaging paper, and when the rotating teeth (9) rotate to drive the rotating shafts (10) to rotate for one circle, the cutter (14) and the pressing seat (22) reciprocate to realize equal-length cutting of the packaging paper.
2. The preparation method of antiviral packaging paper according to claim 1, characterized in that the slitting device comprises side frames (1), end frames (2) and flattening mechanisms (3), two ends of the two side frames (1) are respectively connected with the end frames (2), the flattening mechanisms (3) are installed at the tops of the side frames (1), a plurality of transmission cylinders (4) are installed between the side frames (1) and the end frames (2), and the transmission cylinders (4) are in transmission connection through transmission belts (5);
supporting legs (6) are symmetrically installed on the bottom sides of the end frames (2) at the two ends, mounting plates are installed on the side walls of the supporting legs (6), shaft seats (7) are symmetrically installed on the mounting plates, three rotating teeth (9) are installed between the shaft seats (7) in a meshed mode, rotating shafts (10) are installed on the rotating teeth (9) at the two ends respectively, the outer ends of the rotating shafts (10) at one end are fixedly connected with one ends of first rotating arms (11), the other ends of the first rotating arms (11) are connected with the bottom ends of connecting arms (12) in an inserting mode, the top ends of the connecting arms (12) penetrate through side frames (1) on one side and are connected with one ends of cutters (14) in an inserting mode, supporting lugs (13) are installed on the top sides of the side frames (1) on the other side, the supporting lugs (13) are connected with the other ends of the cutters (14) in an inserting mode, the outer ends of the rotating shafts (10) are fixedly connected with one ends of second rotating arms (15), the other ends of the second rotating arms (15) are connected with one ends of first connecting rods (16) in an inserting mode, the utility model discloses a lifting device, including first connecting rod (16), second connecting rod (17), cover seat (19), bracing piece (21) both ends, first connecting rod (16) other end and second connecting rod (17) middle part inserted shaft are connected, second connecting rod (17) both ends respectively with two lifter (18) bottom inserted shaft connections, lifter (18) top outside just is located drive belt (5) top and installs cover seat (19), the spout has been seted up to cover seat (19) inboard, lifter (18) outside just is located cover seat (19) inside cover and is equipped with first spring (20), two lifter (18) outside just is located cover seat (19) inside and is located first spring (20) below and bracing piece (21) both ends sliding connection, bracing piece (21) bottom side is installed and is pressed seat (22).
3. The method for preparing antiviral packing paper according to claim 2, wherein an output motor is installed at one end of the end frame (2) on the outer side, and the output end of the output motor is connected with the end of the transmission cylinder (4).
4. The preparation method of antiviral packing paper according to claim 2, wherein a motor (8) is installed on the side wall of the shaft seat (7), and the output end of the motor (8) is connected with the middle rotating tooth (9).
5. The preparation method of the antiviral packaging paper according to claim 2, wherein the flattening mechanism (3) comprises a U-shaped seat (23), a cylinder body (24), a second spring (25), a movable rod (26), a roller seat (27) and a pressing roller (28), the cylinder body (24) is installed on the top side of the U-shaped seat (23) in a penetrating mode, the second spring (25) is installed inside the cylinder body (24), the second spring (25) is connected with the bottom end of the movable rod (26), the roller seat (27) is installed below the cylinder body (24) at the bottom end of the movable rod (26), and the pressing roller (28) is horizontally installed on the bottom side of the roller seat (27).
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| CN202110697217.2A CN113308941A (en) | 2021-06-23 | 2021-06-23 | Preparation method of antiviral packaging paper |
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| CN202110697217.2A CN113308941A (en) | 2021-06-23 | 2021-06-23 | Preparation method of antiviral packaging paper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114507998A (en) * | 2022-01-21 | 2022-05-17 | 余时画 | Packaging paper production equipment based on nano copper oxide antivirus and production process thereof |
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| CN111304967A (en) * | 2020-02-27 | 2020-06-19 | 沈阳思特雷斯纸业有限责任公司 | Low-quantitative food packaging paper added with nano-cellulose and manufacturing method thereof |
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| GB870337A (en) * | 1957-02-18 | 1961-06-14 | St Regis Paper Co | Improvements in or relating to web supply apparatus |
| WO2012126875A1 (en) * | 2011-03-18 | 2012-09-27 | Voith Patent Gmbh | Sheet forming device |
| EP2725136A1 (en) * | 2012-10-25 | 2014-04-30 | Metso Paper Inc. | Method and production line and for producing fiber webs |
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Application publication date: 20210827 |