CN112078224A - Production process of high-hardness wear-resistant corrugated paper - Google Patents
Production process of high-hardness wear-resistant corrugated paper Download PDFInfo
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- CN112078224A CN112078224A CN202010995331.9A CN202010995331A CN112078224A CN 112078224 A CN112078224 A CN 112078224A CN 202010995331 A CN202010995331 A CN 202010995331A CN 112078224 A CN112078224 A CN 112078224A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/08—Corrugated paper or cardboard
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J195/00—Adhesives based on bituminous materials, e.g. asphalt, tar, pitch
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a production process of high-hardness wear-resistant corrugated paper, which comprises the steps of S1, coating glue on two layers of corrugated paper cores; step S2, pressing and corrugating the double-layer corrugated paper core; step S3, laminating the surface paper and the double-layer corrugated paper core; step S4, coating the corrugated board base paper with glue; the gluing and laminating machine used in production comprises a paper supporting mechanism, an upper paper conveying part, a lower paper conveying part, a gluing part and a laminating part, wherein the laminating part is positioned on one side of the gluing part, the lower paper conveying part is positioned on the other side of the gluing part, the upper paper conveying part is positioned above the gluing part, and the paper supporting mechanism is positioned on one side of the lower paper conveying part, which is far away from the gluing part; the gluing and pressing machine has high production efficiency, uniform gluing and glue application amount, tight pressing of the glued corrugated paper core without air bubbles, reduction of waste and improvement of production efficiency; the double-layer corrugated paper core with higher strength and water resistance is formed by gluing and pressing the two layers of corrugated paper cores; through static pressure drying, the corrugated board coating is not easy to fall off, and has excellent wear resistance.
Description
Technical Field
The invention belongs to the technical field of corrugated paper preparation, and particularly relates to a production process of high-hardness wear-resistant corrugated paper.
Background
The corrugated paper board is a multi-layer adhesive body, at least consists of a layer of wavy corrugated medium paper and a layer of paper board, has good elasticity and extensibility, can resist collision and falling in the carrying process, has more than one hundred years of history of the invention and application of the corrugated paper, and has the advantages of low cost, light weight, easy processing, high strength, excellent printing adaptability, convenient storage and carrying and the like, more than 80 percent of the corrugated paper can be recycled, and the corrugated paper can be used for packaging food or digital products, is relatively environment-friendly and has wide application.
Corrugated paper is generally made from broad-leaved semi-fibrous wood pulp or wheat straw pulp, etc., and its basis weight is generally low, but corrugated paper functions as a skeleton in corrugated board after being formed at a certain temperature and pressure. In the process of making corrugated paper, it is common to employ: the process design of pulping, pressure pump sending into a pulp stabilizing pool, water pressure difference water spraying and pulp hanging, felt penetrating absorption, vacuum pump dewatering and spin drying, heating drying cylinder drying, finished product shaping and rolling cutting and the like is adopted, in order to save cost, the waste paper is adopted for pulping after water wet crushing, but the water resistance and puncture resistance of the waste paper are reduced, and the drying and curing process on the preparation process is shorter, so that the strength of the finished corrugated paper product is influenced.
The corrugated paper commonly used in the market at present sequentially comprises surface paper, a corrugated paper core and inner paper from outside to inside, wherein the corrugated paper core is of a V-shaped wavy structure, and the corrugated paper is easy to damp due to the fact that the main components of the corrugated paper are paper fibers with strong water absorption, the strength of the damped corrugated paper is greatly reduced, and the corrugated paper box can be dragged in the assembling and disassembling or using process, so that the surface of the corrugated paper box can be torn or abraded.
Disclosure of Invention
The invention aims to provide a production process of high-hardness wear-resistant corrugated paper, which solves the problems of low hardness and poor wear resistance of the corrugated paper in the prior art.
The purpose of the invention can be realized by the following technical scheme:
a production process of high-hardness wear-resistant corrugated paper specifically comprises the following steps:
step S1: feeding two rolls of corrugated paper core from an upper paper conveying part and a lower paper conveying part of a gluing and laminating machine respectively, conveying the upper corrugated paper core between an upper laminating roller and a lower laminating roller through the upper paper conveying part, filling waterproof wear-resistant glue into a glue spraying pipe, spraying the waterproof wear-resistant glue on the lower surface of the upper corrugated paper core through a paper conveying grid, then adjusting the position of the lower paper conveying baffle plate to ensure that the distance between the two lower paper conveying baffle plates is the same as the width of the lower corrugated paper core, conveying the lower corrugated paper core to the upper surface of the air suction paper conveying belt, clamping the lower corrugated paper core by the upper paper conveying roller and the lower paper conveying roller, conveying the lower corrugated paper core forwards to the lower part of the first glue coating roller, immersing the lower corrugated paper core in the waterproof wear-resistant glue in the glue storage tank, and then, uniformly coating waterproof wear-resistant glue on the surface of the lower corrugated paper core between the first glue spreader and the second glue spreader and between the second glue spreader and the third glue spreader, wherein the glue application amount is controlled to be 10-15 g/m.2；
Step S2: conveying the two layers of corrugated paper cores after sizing between an upper pressing roller and a lower pressing roller for pressing, drying the two layers of corrugated paper cores through a drying box with the temperature set to be 80-90 ℃, and then conveying the two layers of corrugated paper cores into a corrugating machine for corrugating to obtain the sizing modified two-layer corrugated paper cores;
step S3: laminating the surface paper and the sizing modified double-layer corrugated paper core by using styrene-acrylic emulsion, and curing and drying at 50 ℃ to obtain the corrugated board base paper;
step S4: respectively coating a layer of waterproof wear-resistant glue on the inner surface and the outer surface of the corrugated board base paper, and controlling the coating weight of the waterproof wear-resistant glue to be 16-20g/m2And carrying out static pressure for 5-7min at the temperature of 120-150 ℃ and the pressure of 8-10 kPa.
Further, the preparation method of the waterproof and wear-resistant glue in the steps S1 and S4 is as follows: neoprene latex, emulsified asphalt and deionized water are mixed according to a mass ratio of 1: 2.5-3: 2, weighing and mixing, stirring and dispersing at the speed of 1000r/min for 20-30min in 800-.
Further, the surface paper is any one of kraft cardboard, imitation kraft cardboard, white board paper and coated paper.
Further, the corrugated paper core is made by mixing and matching one or two of wood pulp, straw pulp and waste paper pulp in any proportion.
The gluing and laminating machine in the steps S1 and S2 comprises a paper supporting mechanism, an upper paper conveying part, a lower paper conveying part, a gluing part and a laminating part, wherein the laminating part is positioned on one side of the gluing part, the lower paper conveying part is positioned on the other side of the gluing part, the upper paper conveying part is positioned above the gluing part and the lower paper conveying part, and the paper supporting mechanism is positioned on one side of the lower paper conveying part far away from the gluing part;
the upper paper conveying part comprises two upper paper conveying side plates which are oppositely arranged, an upper paper conveying plate is fixed between the two upper paper conveying side plates and is positioned above the upper paper conveying side plates, two upper paper conveying fixing rods which are oppositely arranged are arranged above the upper paper conveying plate, two ends of each upper paper conveying fixing rod are respectively fixed on the two upper paper conveying side plates, two upper paper conveying fixing plates which are oppositely arranged are arranged between the upper paper conveying fixing rods and the upper paper conveying plate, the top end of the upper paper conveying fixing plate is fixedly connected with the upper paper conveying fixing rod, a plurality of upper paper conveying pinch roller mechanisms which are uniformly distributed are arranged on the mutually close sides of the two upper paper conveying fixing plates, a roller supporting rod is arranged at one end below the upper paper conveying fixing plate, the two ends of the roller supporting rod are fixedly connected with the upper paper conveying side plate, an upper paper conveying roller is mounted in the center of the roller supporting rod, and the upper paper conveying roller is rotatably connected with the roller supporting rod; two opposite grid support rods are arranged between the upper paper conveying side plates, two ends of each grid support rod are fixedly connected with the upper paper conveying side plates, a paper conveying grid is fixed above each grid support rod, two opposite paper guide side plates are fixed on two sides of each paper conveying grid, two opposite lower roller cross beams are arranged above each paper conveying grid, two ends of each lower roller cross beam are fixedly connected with the upper paper conveying side plates, a lower roller support is fixed at the center of each lower roller cross beam, a lower paper conveying roller is mounted at the bottom end of each lower roller support, and the lower paper conveying roller is rotatably connected with the lower roller support;
the lower paper conveying part comprises two opposite frame side plates, the top ends of the two frame side plates are respectively fixedly connected with the bottom ends of the two upper paper conveying side plates, a lower paper conveying sliding rod is arranged between the two frame side plates, the two ends of the lower paper conveying sliding rod are fixed on the frame side plates, a screw rod fixing frame is fixed in the center of the lower paper conveying sliding rod, one side of the lower paper conveying sliding rod is provided with a double-thread screw rod, the double-thread screw rod is parallel to the lower paper conveying sliding rod, the two ends of the double-thread screw rod are rotatably connected with the frame side plates, the screw rod fixing frame is rotatably connected with the center of the double-thread screw rod, the thread directions on the double-thread screw rods on the two sides of the screw rod fixing frame are opposite, two opposite lower paper conveying bottom plates are arranged above the double-thread screw rod, the bottom end of the lower paper conveying bottom plate is in threaded connection with the double-thread, an air suction paper conveying belt is arranged below one side, away from a lower paper conveying bottom plate, of the lower paper conveying baffle, paper conveying belt fixing plates are oppositely arranged on two sides of the air suction paper conveying belt, the paper conveying belt fixing plates are fixedly connected with a rack side plate, the air suction paper conveying belt is installed on the paper conveying belt fixing plates, a paper pressing mechanism is arranged above one end, away from the lower paper conveying baffle, of the air suction paper conveying belt, an upper paper conveying roller and a lower paper conveying roller are arranged at one end, away from the lower paper conveying baffle, of the air suction paper conveying belt, two ends of the upper paper conveying roller and two ends of the lower paper conveying roller are respectively rotatably connected with;
the glue spreading portion comprises a first glue spreading roller, a second glue spreading roller, a third glue spreading roller and a metering roller, the first glue spreading roller, the second glue spreading roller, the third glue spreading roller and the metering roller are all rotatably connected with the rack side plate, a glue storage groove is formed below the first glue spreading roller, the first glue spreading roller is matched with the glue storage groove, the first glue spreading roller is matched with the second glue spreading roller, the third glue spreading roller is located right above the second glue spreading roller, the second glue spreading roller is matched with the third glue spreading roller, the third glue spreading roller is matched with the metering roller, a glue spraying pipe is arranged above the matching position of the third glue spreading roller and the metering roller, the glue spraying pipe is fixedly connected with the top end of the rack side plate, one end of the glue spraying pipe is sealed, the other end of the glue spraying pipe is communicated with a glue barrel, and a plurality of uniformly distributed small holes are formed in the.
Further, the paper supporting mechanism comprises a paper supporting bracket, two opposite paper supporting sliding block seats are mounted on the paper supporting bracket, the paper supporting sliding block seats are connected with the paper supporting bracket in a sliding mode, a paper supporting shaft is arranged between the two paper supporting sliding block seats, two ends of the paper supporting shaft are respectively connected with the two paper supporting sliding block seats in a rotating mode, and a paper supporting roller is mounted on the paper supporting shaft.
Further, go up defeated paper pinch roller mechanism and include L shape support, L shape support and last defeated paper fixed plate fixed connection, L shape support top is equipped with adjusting screw, adjusting screw and L shape support spiro union, L shape support below is equipped with pinch roller support, be equipped with the spring between pinch roller support and the L shape support, spring one end and pinch roller support fixed connection, the spring other end rotates with adjusting screw to be connected, the pinch roller support is kept away from the one end of defeated paper fixed plate side and is equipped with the pinch roller pivot, the pinch roller pivot runs through pinch roller support and last defeated paper fixed plate fixed connection, pinch roller support rotates with the pinch roller pivot to be connected, the pinch roller support is kept away from the other end of defeated paper fixed plate side and is installed and presses the paper wheel.
Furthermore, a plurality of uniformly distributed rolling shafts are arranged on the upper surfaces of the screw rod fixing frame and the lower paper conveying bottom plate, and the rolling shafts are respectively and rotatably connected with the screw rod fixing frame and the lower paper conveying bottom plate.
Further, nipper constructs including pressing the paper fixed plate, pressing the paper fixed plate and being located defeated paper tape fixed plate top, pressing paper fixed plate and frame curb plate fixed connection, pressing the paper fixed plate and being close to one side of defeated paper baffle down and being fixed with the pressure paper mount, press paper mount top to be equipped with a plurality of evenly distributed's pressure paper feeler lever, it is a plurality of one side of pressing the paper feeler lever is fixed with presses the paper horizontal pole, presses paper feeler lever top and all is equipped with adjusting bolt, adjusting bolt runs through and presses paper feeler lever and pressure paper mount spiro union, presses paper feeler lever and adjusting bolt sliding connection, presses and be equipped with the spring between paper feeler lever and the pressure paper mount, and the spring mounting is on adjusting bolt.
Further, the pressing part comprises two lower pressing rollers which are oppositely arranged, the lower pressing rollers are rotationally connected with a side plate of the frame, two upper pressing rollers which are oppositely arranged are arranged above the lower pressing rollers, the lower pressing rollers and the upper pressing rollers are mutually matched, the upper pressing rollers penetrate through two ends of the side plate of the frame and are provided with movable roller seats, the upper pressing rollers are rotationally connected with the movable roller seats, one side of each movable roller seat is provided with a roller seat rotating shaft, the movable roller seats are rotationally connected with the roller seat rotating shaft, the roller seat rotating shaft is fixedly connected with the side plate of the frame, the other side of each movable roller seat is provided with a screw rod, the bottom end of each screw rod is hinged with the movable roller seats, the top end of each screw rod is provided with a worm wheel, the worm wheel is in threaded connection with the screw rod, a fixed block is arranged below the worm wheel, the fixed block is fixedly connected with, the two ends of the long worm are meshed with the worm wheel, one side, far away from the gluing part, of the lower pressing roller is provided with a rear paper conveying plate, a paper conveying plate fixing rod is arranged below the rear paper conveying plate, the two ends of the paper conveying plate fixing rod are rotatably connected with the side plate of the rack, and the rear paper conveying plate is fixedly connected with the paper conveying plate fixing rod.
The invention has the beneficial effects that:
the waterproof wear-resistant glue with excellent performance is prepared, so that the dual-purpose glue is realized, and the waterproof wear-resistant glue can be used as an adhesive and also has waterproof and wear-resistant functions; coating the waterproof wear-resistant glue between two layers of corrugated paper cores by using a gluing and pressing machine for pressing, and after drying by a drying box, corrugating by using a corrugating machine to prepare the gluing modified double-layer corrugated paper core, wherein the double-layer corrugated paper core simultaneously has the advantages of high structural strength, low water absorption and good wear resistance;
according to the invention, the surface of the corrugated board body paper is coated with a layer of waterproof wear-resistant adhesive, and is subjected to static pressure drying under the conditions of high temperature and high pressure, so that the waterproof wear-resistant adhesive coating can be deeply inserted into the corrugated board body paper, the waterproof wear-resistant adhesive can be tightly combined with paper fibers, the prepared high-hardness wear-resistant corrugated board surface coating is not easy to fall off, and the corrugated board body paper has excellent anti-beating and anti-collision performances, the waterproof wear-resistant adhesive coated on the surface of the corrugated board can effectively reduce the water absorption of the corrugated board, and prevent the hardness and strength of the corrugated board from being reduced due to moisture absorption of the paper board, and meanwhile, the waterproof wear-resistant adhesive coating can;
the production process flow of the high-hardness wear-resistant corrugated board is simple and easy to operate, the used gluing pressing machine is high in production efficiency, the gluing amount and the gluing amount are uniform, and the two groups of upper pressing rollers and lower pressing rollers with adjustable gaps are arranged to be matched, so that the glued corrugated paper core is tightly pressed without air bubbles, the generation of waste materials is reduced, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a gluing and laminating machine in the production process of high-hardness wear-resistant corrugated paper of the invention;
FIG. 2 is a schematic structural view of a paper feeding side plate and a frame side plate on one hidden side of the gluing and laminating machine of the invention;
FIG. 3 is a schematic view of the upper paper feeding section according to the present invention;
FIG. 4 is a schematic structural view of an upper paper feeding and pressing wheel mechanism according to the present invention;
FIG. 5 is a schematic view of the lower paper feeding section according to the present invention;
FIG. 6 is a top view of the lower feed section of the present invention;
FIG. 7 is a front view of a side plate of a hidden frame of a lower paper feeding section according to the present invention;
FIG. 8 is a schematic view of the glue application portion and the press-fit portion according to the present invention;
fig. 9 is a schematic structural view of the pressing portion according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a paper supporting mechanism; 101. a paper supporting bracket; 102. a paper supporting slider seat; 103. a paper supporting shaft; 104. carrying paper rollers; 2. an upper paper conveying section; 201. an upper paper conveying side plate; 202. feeding a paper conveying plate; 203. an upper paper conveying fixing rod; 204. an upper paper conveying fixing plate; 205. an upper paper conveying pinch roller mechanism; 2051. an L-shaped bracket; 2052. an adjusting screw; 2053. a pinch roller rotating shaft; 2054. a pinch roller bracket; 2055. a paper pressing wheel; 206. an upper paper feed roller; 207. a roller support bar; 208. a paper conveying grid; 209. a paper guide side plate; 210. a grid support bar; 211. a lower drum beam; 212. a lower drum support; 213. a lower paper feed roller; 3. a lower paper conveying section; 301. a frame side plate; 302. a lower paper conveying sliding rod; 303. a double-threaded screw rod; 304. a lead screw fixing frame; 305. a lower paper conveying bottom plate; 306. a lower paper conveying baffle; 307. air suction paper conveying belt; 308. a paper pressing mechanism; 3081. a paper pressing fixing plate; 3082. a paper pressing fixing frame; 3083. a paper pressing feeler lever; 3084. adjusting the bolt; 3085. paper pressing cross bars; 309. feeding paper rollers; 310. feeding a paper roller; 311. a paper conveying belt fixing plate; 312. a roller; 4. a glue coating part; 401. a first glue roller; 402. a second glue roller; 403. a third glue spreading roller; 404. a metering roll; 405. a glue spraying pipe; 406. a glue storage tank; 5. a press-fit portion; 501. a lower press roller; 502. an upper press roller; 503. a long worm; 504. a rear paper conveying board; 505. a paper conveying plate fixing rod; 506. a movable roller seat; 507. a roller base rotating shaft; 508. a screw; 509. a worm gear; 510. and (5) fixing blocks.
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.
Example 1:
a production process of high-hardness wear-resistant corrugated paper specifically comprises the following steps:
step S1: opening a gluing and pressing machine, respectively gluing two layers of corrugated paper core body paper by using waterproof wear-resistant glue,the glue application amount is controlled to be 10g/m2；
Step S2: pressing the two layers of corrugated paper cores after sizing, drying the two layers of corrugated paper cores through a drying box with the temperature set to 80 ℃, and then conveying the two layers of corrugated paper cores into a corrugating machine for corrugating to obtain the sizing modified double-layer corrugated paper cores;
step S3: laminating the surface paper and the sizing modified double-layer corrugated paper core by using styrene-acrylic emulsion, and curing and drying at 50 ℃ to obtain the corrugated board base paper;
step S4: respectively coating a layer of waterproof wear-resistant glue on the inner surface and the outer surface of the raw paper of the corrugated board, and controlling the coating weight of the waterproof wear-resistant glue to be 16g/m2And carrying out static pressure for 5min at 120 deg.C and 8 kPa.
The preparation method of the waterproof wear-resistant glue in the steps S1 and S4 is as follows: neoprene latex, emulsified asphalt and deionized water are mixed according to a mass ratio of 1: 2.5: 2, weighing and mixing, stirring and dispersing for 20min at the speed of 800r/min, adding 10% of silica sol, 2% of silane coupling agent KH-560 and 1% of dibutyltin dilaurate by mass of the total emulsion, stirring at the speed of 500r/min, heating in a water bath to 100 ℃, refluxing and condensing for 90min, and cooling to room temperature after the reaction is finished to obtain the waterproof wear-resistant adhesive.
The surface paper is kraft paper.
The corrugated paper core is made of wood pulp.
Example 2:
a production process of high-hardness wear-resistant corrugated paper specifically comprises the following steps:
step S1: opening a gluing pressing machine, respectively gluing two layers of corrugated paper core body paper by using waterproof wear-resistant glue, and controlling the gluing amount to be 13g/m2；
Step S2: pressing the two layers of corrugated paper cores after sizing, drying the two layers of corrugated paper cores through a drying box with the temperature set to be 85 ℃, and then conveying the two layers of corrugated paper cores into a corrugating machine for corrugating to obtain the sizing modified double-layer corrugated paper cores;
step S3: laminating the surface paper and the sizing modified double-layer corrugated paper core by using styrene-acrylic emulsion, and curing and drying at 50 ℃ to obtain the corrugated board base paper;
step S4: respectively coating a layer of waterproof wear-resistant glue on the inner surface and the outer surface of the raw paper of the corrugated board, and controlling the coating weight of the waterproof wear-resistant glue to be 18g/m2And performing static pressure at 135 deg.C under 9kPa for 6 min.
The preparation method of the waterproof wear-resistant glue in the steps S1 and S4 is as follows: neoprene latex, emulsified asphalt and deionized water are mixed according to a mass ratio of 1: 2.5: 2, weighing and mixing, stirring and dispersing for 25min at the speed of 900r/min, adding 10% of silica sol, 2% of silane coupling agent KH-560 and 1% of dibutyltin dilaurate by mass of the total emulsion, stirring at the speed of 650r/min, heating in a water bath to 107 ℃, refluxing and condensing for 90min, and cooling to room temperature after the reaction is finished to obtain the waterproof wear-resistant adhesive.
The surface paper is white board paper.
The corrugated paper core is made by mixing and matching straw pulp and waste paper pulp in any proportion.
Example 3:
a production process of high-hardness wear-resistant corrugated paper specifically comprises the following steps:
step S1: opening a gluing pressing machine, respectively gluing two layers of corrugated paper core body paper by using waterproof wear-resistant glue, and controlling the gluing amount to be 15g/m2；
Step S2: pressing the two layers of corrugated paper cores after sizing, drying the two layers of corrugated paper cores through a drying box with the temperature set to 90 ℃, and then conveying the two layers of corrugated paper cores into a corrugating machine for corrugating to obtain the sizing modified double-layer corrugated paper cores;
step S3: laminating the surface paper and the sizing modified double-layer corrugated paper core by using styrene-acrylic emulsion, and curing and drying at 50 ℃ to obtain the corrugated board base paper;
step S4: respectively coating a layer of waterproof wear-resistant glue on the inner surface and the outer surface of the raw paper of the corrugated board, and controlling the coating weight of the waterproof wear-resistant glue to be 20g/m2And carrying out static pressure for 7min at 150 deg.C and 10 kPa.
The preparation method of the waterproof wear-resistant glue in the steps S1 and S4 is as follows: neoprene latex, emulsified asphalt and deionized water are mixed according to a mass ratio of 1: 3: 2, weighing and mixing, stirring and dispersing for 30min at the speed of 1000r/min, adding 10% of silica sol, 3% of silane coupling agent KH-560 and 1% of dibutyltin dilaurate by mass of the total emulsion, stirring at the speed of 800r/min, heating in a water bath to 110 ℃, refluxing and condensing for 90min, and cooling to room temperature after the reaction is finished to obtain the waterproof wear-resistant adhesive.
The face paper is coated paper.
The corrugated paper core is made by mixing and matching wood pulp and waste paper pulp in any proportion.
Referring to fig. 1-9, the gluing and laminating machine in the above embodiment includes a paper supporting mechanism 1, an upper paper feeding portion 2, a lower paper feeding portion 3, a gluing portion 4 and a laminating portion 5, wherein the laminating portion 5 is located on one side of the gluing portion 4, the lower paper feeding portion 3 is located on the other side of the gluing portion 4, the upper paper feeding portion 2 is located above the gluing portion 4 and the lower paper feeding portion 3, and the paper supporting mechanism 1 is located on one side of the lower paper feeding portion 3 away from the gluing portion 4;
the upper paper conveying part 2 comprises two upper paper conveying side plates 201 which are oppositely arranged, an upper paper conveying plate 202 is fixed between the two upper paper conveying side plates 201, the upper paper conveying plate 202 is positioned above the upper paper conveying side plates 201, two upper paper conveying fixing rods 203 which are oppositely arranged are arranged above the upper paper conveying plate 202, two ends of each upper paper conveying fixing rod 203 are respectively fixed on the two upper paper conveying side plates 201, two upper paper conveying fixing plates 204 which are oppositely arranged are arranged between the upper paper conveying fixing rods 203 and the upper paper conveying plates 202, the top ends of the upper paper conveying fixing plates 204 are fixedly connected with the upper paper conveying fixing rods 203, a plurality of upper paper conveying pressing wheel mechanisms 205 which are uniformly distributed are arranged on one sides of the two upper paper conveying fixing plates 204, a roller supporting rod 207 is arranged at one end below the upper paper conveying fixing plates 204, two ends of the roller supporting rod 207 are fixedly connected with the upper paper conveying side plates 201, an upper paper conveying roller 206 is arranged at the central position of, the upper paper conveying roller 206 is rotatably connected with a roller supporting rod 207; two opposite grid support rods 210 are arranged between the upper paper conveying side plates 201, two ends of each grid support rod 210 are fixedly connected with the upper paper conveying side plates 201, paper conveying grids 208 are fixed above the grid support rods 210, paper guide side plates 209 are fixed on two sides of each paper conveying grid 208 in opposite directions, two opposite lower roller cross beams 211 are arranged above the paper conveying grids 208, two ends of each lower roller cross beam 211 are fixedly connected with the upper paper conveying side plates 201, a lower roller support 212 is fixed in the center of each lower roller cross beam 211, a lower paper conveying roller 213 is mounted at the bottom end of each lower roller support 212, and each lower paper conveying roller 213 is rotatably connected with the corresponding lower roller support 212;
the lower paper conveying part 3 comprises two opposite frame side plates 301, the top ends of the two frame side plates 301 are respectively fixedly connected with the bottom ends of the two upper paper conveying side plates 201, a lower paper conveying sliding rod 302 is arranged between the two frame side plates 301, the two ends of the lower paper conveying sliding rod 302 are fixed on the frame side plates 301, a screw rod fixing frame 304 is fixed at the center of the lower paper conveying sliding rod 302, a double-thread screw rod 303 is arranged at one side of the lower paper conveying sliding rod 302, the double-thread screw rod 303 is parallel to the lower paper conveying sliding rod 302, the two ends of the double-thread screw rod 303 are rotatably connected with the frame side plates 301, the screw rod fixing frame 304 is rotatably connected with the center of the double-thread screw rod 303, the thread directions on the double-thread screw rods 303 at the two sides of the screw rod fixing frame 304 are opposite, two opposite lower paper conveying bottom plates 305 are arranged above the double-thread screw rod 303, the bottom ends of the lower, a lower paper conveying baffle 306 is fixed on one side, away from each other, of the upper surface of the lower paper conveying base plate 305, an air suction paper conveying belt 307 is arranged below one side, away from the lower paper conveying base plate 305, of the lower paper conveying baffle 306, paper conveying belt fixing plates 311 are oppositely arranged on two sides of the air suction paper conveying belt 307, the paper conveying belt fixing plates 311 are fixedly connected with the rack side plate 301, the air suction paper conveying belt 307 is installed on the paper conveying belt fixing plates 311, a paper pressing mechanism 308 is arranged above one end, away from the lower paper conveying baffle 306, of the air suction paper conveying belt 307, an upper paper conveying roller 309 and a lower paper conveying roller 310 are arranged at one end, away from the lower paper conveying baffle 306, of the air suction paper conveying belt 307, two ends of the upper paper conveying roller 309 and the lower paper conveying roller 310;
The pressing part 5 comprises two lower pressing rollers 501 arranged oppositely, the lower pressing rollers 501 are rotatably connected with a rack side plate 301, two upper pressing rollers 502 arranged oppositely are arranged above the lower pressing rollers 501, the lower pressing rollers 501 are matched with the upper pressing rollers 502, the upper pressing rollers 502 penetrate through two ends of the rack side plate 301 and are provided with movable roller bases 506, the upper pressing rollers 502 are rotatably connected with the movable roller bases 506, one side of each movable roller base 506 is provided with a roller base rotating shaft 507, each movable roller base 506 is rotatably connected with the roller base rotating shaft 507, the roller base rotating shafts 507 are fixedly connected with the rack side plate 301, the other side of each movable roller base 506 is provided with a screw 508, the bottom end of each screw 508 is hinged with the movable roller base 506, the top end of each screw 508 is provided with a worm wheel 509, the worm wheel 509 is in threaded connection with the screw 508, a fixed block 510 is arranged below the worm wheel 509, the fixed block 510 is fixedly connected with, a long worm 503 is arranged above the upper pressing roller 502, the long worm 503 is rotatably connected with the rack side plate 301, two ends of the long worm 503 are meshed with a worm wheel 509, a rear paper conveying plate 504 is arranged on one side, away from the gluing part 4, of the lower pressing roller 501, a paper conveying plate fixing rod 505 is arranged below the rear paper conveying plate 504, two ends of the paper conveying plate fixing rod 505 are rotatably connected with the rack side plate 301, and the rear paper conveying plate 504 is fixedly connected with the paper conveying plate fixing rod 505.
The paper supporting mechanism 1 comprises a paper supporting bracket 101, two opposite paper supporting slider seats 102 are mounted on the paper supporting bracket 101, the paper supporting slider seats 102 are connected with the paper supporting bracket 101 in a sliding mode, a paper supporting shaft 103 is arranged between the two paper supporting slider seats 102, two ends of the paper supporting shaft 103 are respectively connected with the two paper supporting slider seats 102 in a rotating mode, and paper supporting rollers 104 are mounted on the paper supporting shaft 103.
The upper paper conveying press wheel mechanism 205 comprises an L-shaped support 2051, the L-shaped support 2051 is fixedly connected with an upper paper conveying fixing plate 204, an adjusting screw 2052 is arranged at the top end of the L-shaped support 2051, the adjusting screw 2052 is in threaded connection with the L-shaped support 2051, a press wheel support 2054 is arranged below the L-shaped support 2051, a spring is arranged between the press wheel support 2054 and the L-shaped support 2051, one end of the spring is fixedly connected with the press wheel support 2054, the other end of the spring is rotatably connected with the adjusting screw 2052, a press wheel rotating shaft 2053 is arranged at one end, far away from the side face of the upper paper conveying fixing plate 204, of the press wheel support 2054, the press wheel rotating shaft 2053 penetrates through the press wheel support 2054 and is fixedly connected with the upper paper conveying fixing plate 204, the press wheel support 2054 is rotatably connected with the press wheel rotating shaft 2053, a press wheel.
The upper surfaces of the screw rod fixing frame 304 and the lower paper conveying bottom plate 305 are respectively provided with a plurality of uniformly distributed rollers 312, and the rollers 312 are respectively rotatably connected with the screw rod fixing frame 304 and the lower paper conveying bottom plate 305.
The working principle of the invention is as follows:
when the glue spreading machine is used, lower-layer paper needing glue spreading and bonding is installed on the paper supporting roller 104, the lower paper conveying baffle plates 306 are close to or far away from each other by rotating the double-thread screw rod 303, the distance between the lower paper conveying baffle plates 306 is adjusted, the lower-layer paper is just positioned between the lower paper conveying baffle plates 306, the lower-layer paper is in rolling contact with the lower paper conveying bottom plate 305 and the rollers 312 on the screw rod fixing frame 304 to reduce friction and prevent damage in the paper conveying process, the lower-layer paper is sucked by the air suction paper conveying belt 307 and conveyed forwards, the lower-layer paper is effectively pressed on the air suction conveying belt 307 by the paper pressing contact rod 3083 through rotating the adjusting bolt 3084, the lower-layer paper is clamped by the lower paper conveying roller 310 and the upper paper conveying roller 309, the lower paper conveying roller 310 drives the upper paper conveying roller 309 to rotate and is conveyed forwards to the glue spreading part 4, the lower-layer paper firstly passes through the glue spreading roller 401 to enter the glue storage groove 406, the glue spreading roller is immersed in glue, the method comprises the following steps of dipping redundant glue on lower-layer paper, extruding the lower-layer paper back to a glue storage tank 406, enabling the lower-layer paper to pass through a space between a second glue coating roller 402 and a third glue coating roller 403, further uniformly coating the glue on the lower-layer paper, conveying the lower-layer paper to a pressing part 5, matching a metering roller 404 and the third glue coating roller 403, and enabling the metering roller 404 to extrude and remove the redundant glue on the surface of the third glue coating roller 403 and be used for counting the usage amount of the lower-layer paper;
the upper layer paper passes through the upper surface of the upper paper conveying plate 202, is flattened by the paper pressing wheel 2055, is conveyed forwards to the position below the upper paper conveying roller 206, then passes through the upper surface of the paper conveying grating 208 downwards to reach the lower paper conveying roller 213, and finally reaches the position between the upper pressing roller 502 and the lower pressing roller 501; filling glue water into the glue spraying pipe 405, spraying the glue water from a small hole at the top of the glue spraying pipe 405, and uniformly spraying the glue water on the lower surface of the upper layer paper after penetrating through the paper conveying grid 208;
the glued upper paper and lower paper are pressed between the upper pressing roller 502 and the lower pressing roller 501, the worm wheel 509 is driven to rotate by rotating the long worm 503, the worm wheel 509 rotates to enable the screw 508 to slide downwards in the fixed block 510, the movable roller seat 506 rotates downwards by taking the roller seat rotating shaft 507 as a center, the gap between the upper pressing roller 502 and the lower pressing roller 501 is reduced, two layers of paper passing between the upper pressing roller 502 and the lower pressing roller 501 are pressed, pressing is carried out by arranging two groups of upper pressing rollers 502 and lower pressing rollers 501, the two layers of paper are more tightly attached without air bubbles, and finally the pressed double layers of paper are output to a next process from the rear paper conveying plate 504.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (10)
1. A production process of high-hardness wear-resistant corrugated paper is characterized by comprising the following steps: the method specifically comprises the following steps:
step S1: feeding two rolls of corrugated paper cores from an upper paper conveying part (2) and a lower paper conveying part (3) of a gluing and laminating machine respectively, conveying the upper corrugated paper core between an upper laminating roller (502) and a lower laminating roller (501) through the upper paper conveying part (2), filling waterproof wear-resistant glue into a glue spraying pipe (405), spraying the waterproof wear-resistant glue on the lower surface of the upper corrugated paper core through a paper conveying grating (208), adjusting the position of a lower paper conveying baffle (306), enabling the distance between the two lower paper conveying baffles (306) to be the same as the width of the lower corrugated paper core, conveying the lower corrugated paper core to the upper surface of an air suction paper conveying belt (307), clamping the lower corrugated paper core by an upper paper conveying roller (309) and a lower paper conveying roller (310), conveying the lower corrugated paper core forwards to the position below a first glue coating roller (401), immersing the lower corrugated paper core in the waterproof wear-resistant glue in a glue storage tank (406), and then conveying the lower corrugated paper core between the first glue coating roller (401) and a second glue coating roller (402), then, between a second glue spreader (402) and a third glue spreader (403), the surface of the lower corrugated paper core is evenly coated with waterproof wear-resistant glue, and the glue application amount is controlled to be 10-15g/m2；
Step S2: conveying the two layers of corrugated paper cores after sizing between an upper pressing roller (502) and a lower pressing roller (501) for pressing, drying the two layers of corrugated paper cores through a drying box with the temperature set to be 80-90 ℃, and then conveying the two layers of corrugated paper cores into a corrugating machine for corrugating to obtain the sizing modified double-layer corrugated paper cores;
step S3: laminating the surface paper and the sizing modified double-layer corrugated paper core by using styrene-acrylic emulsion, and curing and drying at 50 ℃ to obtain the corrugated board base paper;
step S4: respectively coating a layer of waterproof wear-resistant glue on the inner surface and the outer surface of the corrugated board base paper, and controlling the coating weight of the waterproof wear-resistant glue to be 16-20g/m2And carrying out static pressure for 5-7min at the temperature of 120-150 ℃ and the pressure of 8-10 kPa.
2. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 1, wherein: the preparation method of the waterproof wear-resistant glue comprises the following steps: neoprene latex, emulsified asphalt and deionized water are mixed according to a mass ratio of 1: 2.5-3: 2, weighing and mixing, stirring and dispersing at the speed of 1000r/min for 20-30min in 800-.
3. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 1, wherein: the surface paper is any one of kraft paper, imitation kraft paper, white board paper and coated paper.
4. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 1, wherein: the corrugated paper core is made by mixing and matching one or two of wood pulp, straw pulp and waste paper pulp in any proportion.
5. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 1, wherein: the gluing and laminating machine comprises a paper supporting mechanism (1), an upper paper conveying part (2), a lower paper conveying part (3), a gluing part (4) and a laminating part (5), wherein the laminating part (5) is positioned on one side of the gluing part (4), the lower paper conveying part (3) is positioned on the other side of the gluing part (4), the upper paper conveying part (2) is positioned above the gluing part (4) and the lower paper conveying part (3), and the paper supporting mechanism (1) is positioned on one side, far away from the gluing part (4), of the lower paper conveying part (3);
the upper paper conveying part (2) comprises two upper paper conveying side plates (201) which are oppositely arranged, an upper paper conveying plate (202) is fixed between the two upper paper conveying side plates (201), the upper paper conveying plate (202) is positioned above the upper paper conveying side plates (201), two upper paper conveying fixing rods (203) which are oppositely arranged are arranged above the upper paper conveying plate (202), two ends of each upper paper conveying fixing rod (203) are respectively fixed on the two upper paper conveying side plates (201), two upper paper conveying fixing plates (204) which are oppositely arranged are arranged between the upper paper conveying fixing rods (203) and the upper paper conveying plates (202), the top ends of the upper paper conveying fixing plates (204) are fixedly connected with the upper paper conveying fixing rods (203), a plurality of upper paper conveying pressing wheel mechanisms (205) which are uniformly distributed are arranged on one side, close to each other, of the two upper paper conveying fixing plates (204), and a roller supporting rod (207) is arranged at one end below the upper paper conveying fixing plates (204, two ends of the roller supporting rod (207) are fixedly connected with the upper paper conveying side plate (201), an upper paper conveying roller (206) is installed at the center of the roller supporting rod (207), and the upper paper conveying roller (206) is rotatably connected with the roller supporting rod (207); two opposite grid support rods (210) are arranged between the upper paper conveying side plates (201), two ends of each grid support rod (210) are fixedly connected with the upper paper conveying side plates (201), a paper conveying grid (208) is fixed above each grid support rod (210), two opposite paper guide side plates (209) are fixed on two sides of each paper conveying grid (208), two opposite lower roller cross beams (211) are arranged above each paper conveying grid (208), two ends of each lower roller cross beam (211) are fixedly connected with the upper paper conveying side plates (201), a lower roller support (212) is fixed in the center of each lower roller cross beam (211), a lower paper conveying roller (213) is mounted at the bottom end of each lower roller support (212), and each lower paper conveying roller (213) is rotatably connected with each lower roller support (212);
the lower paper conveying part (3) comprises two opposite frame side plates (301), the top ends of the two frame side plates (301) are respectively fixedly connected with the bottom ends of the two upper paper conveying side plates (201), a lower paper conveying sliding rod (302) is arranged between the two frame side plates (301), the two ends of the lower paper conveying sliding rod (302) are fixed on the frame side plates (301), a screw rod fixing frame (304) is fixed at the center of the lower paper conveying sliding rod (302), a double-thread screw rod (303) is arranged on one side of the lower paper conveying sliding rod (302), the double-thread screw rod (303) is parallel to the lower paper conveying sliding rod (302), the two ends of the double-thread screw rod (303) are rotatably connected with the frame side plates (301), the screw rod fixing frame (304) is rotatably connected with the center of the double-thread screw rod (303), the directions of the double-thread screw rods (303) on the two sides of the screw rod fixing frame (304) are opposite, two opposite lower paper conveying, the bottom end of the lower paper conveying base plate (305) is in threaded connection with a double-threaded screw rod (303), the bottom end of the lower paper conveying base plate (305) is in sliding connection with a lower paper conveying sliding rod (302), one side, away from each other, of the upper surface of the lower paper conveying base plate (305) is fixedly provided with a lower paper conveying baffle plate (306), one side, away from the lower paper conveying base plate (305), of the lower paper conveying baffle plate (306) is provided with an air suction paper conveying belt (307), two sides of the air suction paper conveying belt (307) are oppositely provided with paper conveying belt fixing plates (311), the paper conveying belt fixing plates (311) are fixedly connected with a rack side plate (301), the air suction paper conveying belt (307) is installed on the paper conveying belt fixing plates (311), one end, away from the lower paper conveying baffle plate (306), of the air suction paper conveying belt (307) is provided with a paper pressing mechanism (308), one end, away from the lower paper conveying baffle plate (306) of the air suction paper conveying belt (307) is provided with an upper paper conveying roller (309) and a lower, the upper paper feeding roller (309) and the lower paper feeding roller (310) are matched with each other;
the glue coating part (4) comprises a first glue spreader (401), a second glue spreader (402), a third glue spreader (403) and a metering roller (404), the first glue spreader (401), the second glue spreader (402), the third glue spreader (403) and the metering roller (404) are rotatably connected with a rack side plate (301), a glue storage groove (406) is arranged below the first glue spreader (401), the first glue spreader (401) is matched with the glue storage groove (406), the first glue spreader (401) is matched with the second glue spreader (402), the third glue spreader (403) is positioned right above the second glue spreader (402), the second glue spreader (402) is matched with the third glue spreader (403), the third glue spreader (403) is matched with the metering roller (404), a glue spraying pipe (405) is arranged above the matching position of the third glue spreader (403) and the metering roller (404), and the glue spraying pipe (405) is fixedly connected with the top end of the rack side plate (301), one end of the glue spraying tube (405) is closed, the other end of the glue spraying tube (405) is communicated with the glue barrel, and a plurality of small holes which are uniformly distributed are formed in the top end of the glue spraying tube (405).
6. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 5, wherein: the paper supporting mechanism (1) comprises a paper supporting bracket (101), two opposite paper supporting slider seats (102) are mounted on the paper supporting bracket (101), the paper supporting slider seats (102) are connected with the paper supporting bracket (101) in a sliding mode, a paper supporting shaft (103) is arranged between the two paper supporting slider seats (102), two ends of the paper supporting shaft (103) are respectively connected with the two paper supporting slider seats (102) in a rotating mode, and a paper supporting roller (104) is mounted on the paper supporting shaft (103).
7. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 5, wherein: the upper paper conveying press wheel mechanism (205) comprises an L-shaped support (2051), the L-shaped support (2051) is fixedly connected with the upper paper conveying fixing plate (204), an adjusting screw (2052) is arranged at the top end of the L-shaped support (2051), the adjusting screw (2052) is in threaded connection with the L-shaped support (2051), a press wheel support (2054) is arranged below the L-shaped support (2051), a spring is arranged between the press wheel support (2054) and the L-shaped support (2051), one end of the spring is fixedly connected with the press wheel support (2054), the other end of the spring is rotatably connected with the adjusting screw (2052), one end of the press wheel support (2054) far away from the side surface of the upper paper conveying fixing plate (204) is provided with a press wheel rotating shaft (2053), the press wheel rotating shaft (2053) penetrates through the press wheel support (2054) and is fixedly connected with the upper paper conveying fixing plate (204), the press wheel support (2054) is rotatably connected with the press wheel rotating shaft (2053), and the other end of, the paper pressing wheel (2055) is rotationally connected with the pinch roller bracket (2054).
8. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 5, wherein: the upper surfaces of the screw rod fixing frame (304) and the lower paper conveying bottom plate (305) are respectively provided with a plurality of uniformly distributed rolling shafts (312), and the rolling shafts (312) are respectively and rotatably connected with the screw rod fixing frame (304) and the lower paper conveying bottom plate (305).
9. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 5, wherein: the paper pressing mechanism (308) comprises a paper pressing fixing plate (3081), the paper pressing fixing plate (3081) is positioned above the paper conveying belt fixing plate (311), the paper pressing fixing plate (3081) is fixedly connected with the rack side plate (301), one side of the paper pressing fixing plate (3081) close to the lower paper conveying baffle (306) is fixedly provided with a paper pressing fixing frame (3082), a plurality of paper pressing contact rods (3083) which are uniformly distributed are arranged above the paper pressing fixing frame (3082), paper pressing cross rods (3085) are fixed on one sides of the paper pressing contact rods (3083), adjusting bolts (3084) are arranged at the top ends of the paper pressing contact rods (3083), adjusting bolt (3084) run through and press paper feeler lever (3083) and press paper mount (3082) spiro union, press paper feeler lever (3083) and adjusting bolt (3084) sliding connection, press and be equipped with the spring between paper feeler lever (3083) and press paper mount (3082), the spring mounting is on adjusting bolt (3084).
10. The process for producing high-hardness wear-resistant corrugated paper as claimed in claim 5, wherein: the pressing part (5) comprises two lower pressing rollers (501) which are oppositely arranged, the lower pressing rollers (501) are rotatably connected with a side plate (301) of the frame, two upper pressing rollers (502) which are oppositely arranged are arranged above the lower pressing rollers (501), the lower pressing rollers (501) are matched with the upper pressing rollers (502), the upper pressing rollers (502) penetrate through two ends of the side plate (301) of the frame and are provided with movable roller bases (506), the upper pressing rollers (502) are rotatably connected with the movable roller bases (506), one side of each movable roller base (506) is provided with a roller base rotating shaft (507), each movable roller base (506) is rotatably connected with the roller base rotating shaft (507), the roller base rotating shafts (507) are fixedly connected with the side plate (301) of the frame, the other sides of the movable roller bases (506) are provided with screw rods (508), the bottom ends of the screw rods (508) are hinged with the movable roller bases (506), and the top ends of the screw rods (508) are, worm wheel (509) and screw rod (508) spiro union, worm wheel (509) below is equipped with fixed block (510), fixed block (510) and frame curb plate (301) fixed connection, screw rod (508) and fixed block (510) sliding connection, go up nip roll (502) top and be equipped with long worm (503), long worm (503) rotate with frame curb plate (301) and be connected, long worm (503) both ends mesh with worm wheel (509), one side that lower nip roll (501) kept away from rubberizing portion (4) is equipped with back defeated cardboard (504), back defeated cardboard (504) below is equipped with defeated cardboard dead lever (505), defeated cardboard dead lever (505) both ends rotate with frame curb plate (301) and are connected, back defeated cardboard (504) and defeated cardboard dead lever (505) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995331.9A CN112078224A (en) | 2020-09-21 | 2020-09-21 | Production process of high-hardness wear-resistant corrugated paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995331.9A CN112078224A (en) | 2020-09-21 | 2020-09-21 | Production process of high-hardness wear-resistant corrugated paper |
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| CN112078224A true CN112078224A (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010995331.9A Pending CN112078224A (en) | 2020-09-21 | 2020-09-21 | Production process of high-hardness wear-resistant corrugated paper |
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| CN113787775A (en) * | 2021-08-04 | 2021-12-14 | 桐乡市凯盛印刷股份有限公司 | Paperboard compounding equipment |
| CN115961504A (en) * | 2022-06-30 | 2023-04-14 | 南通英泰机电设备有限公司 | Aluminum trioxide gluing machine |
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| CN209646910U (en) * | 2019-01-31 | 2019-11-19 | 成都精机自动化技术有限公司 | A kind of glue spreader |
| CN210821173U (en) * | 2019-05-30 | 2020-06-23 | 唐山盛景印刷机械制造有限公司 | Can paste corrugated paper machine of two corrugated container board simultaneously |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108115990A (en) * | 2017-12-29 | 2018-06-05 | 安徽宏实光机电高科有限公司 | A kind of production method of waterproof antiwear homogeneity bilayer corrugation enhancing cardboard |
| CN209646910U (en) * | 2019-01-31 | 2019-11-19 | 成都精机自动化技术有限公司 | A kind of glue spreader |
| CN210821173U (en) * | 2019-05-30 | 2020-06-23 | 唐山盛景印刷机械制造有限公司 | Can paste corrugated paper machine of two corrugated container board simultaneously |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113787775A (en) * | 2021-08-04 | 2021-12-14 | 桐乡市凯盛印刷股份有限公司 | Paperboard compounding equipment |
| CN115961504A (en) * | 2022-06-30 | 2023-04-14 | 南通英泰机电设备有限公司 | Aluminum trioxide gluing machine |
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Application publication date: 20201215 |