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CN112757746A - High-strength double-layer laminated paper tube and forming process thereof - Google Patents

High-strength double-layer laminated paper tube and forming process thereof Download PDF

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Publication number
CN112757746A
CN112757746A CN202011546031.9A CN202011546031A CN112757746A CN 112757746 A CN112757746 A CN 112757746A CN 202011546031 A CN202011546031 A CN 202011546031A CN 112757746 A CN112757746 A CN 112757746A
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Prior art keywords
paper tube
layer
paper
tube
parchment
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Pending
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CN202011546031.9A
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Chinese (zh)
Inventor
顾海娴
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Conitex Sonoco Suzhou Paper Co ltd
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Conitex Sonoco Suzhou Paper Co ltd
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Priority to CN202011546031.9A priority Critical patent/CN112757746A/en
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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
    • 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
    • B31D—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
    • B31D5/00—Multiple-step processes for making three-dimensional articles ; Making three-dimensional articles
    • B31D5/0086—Making hollow objects
    • 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
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • 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
    • B32B29/02—Layered products comprising a layer of paper or cardboard next to a fibrous or filamentary layer
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • 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
    • B32B37/1284—Application of adhesive
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/552—Fatigue strength
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • 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
    • B32B2597/00—Tubular articles, e.g. hoses, pipes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)

Abstract

The invention discloses a high-strength double-layer superposed paper tube and a forming process thereof, wherein the high-strength double-layer superposed paper tube comprises an inner layer paper tube, an enhancement layer and an outer layer paper tube, the inner layer paper tube, the enhancement layer and the outer layer paper tube are sequentially sleeved and fixed by glue, the enhancement layer comprises two layers of nylon gauze and reinforcing ribs, and the inner diameter of the outer layer paper tube is larger than the outer diameter of the inner layer paper tube; the molding process comprises the following steps: firstly, cutting parchment paper; secondly, pipe coiling is carried out by a pipe coiling machine to obtain an inner layer paper pipe; thirdly, sticking a reinforced layer outside the inner layer paper tube; cutting the wide parchment paper covered with the cellophane layer or coated with the wear-resistant coating into a plurality of narrow parchment papers by a splitting machine; fifthly, reeling the slit parchment paper by using a reeling machine to obtain an outer-layer paper tube; sixthly, an outer paper tube is sleeved and stuck outside the reinforcing layer; seventhly, cutting; eighthly, drying; ninthly, turning and polishing. The paper tube provided by the invention has the advantages of stable structure, high strength, strong pressure resistance, simple and convenient forming process and high production efficiency.

Description

High-strength double-layer laminated paper tube and forming process thereof
Technical Field
The invention belongs to the technical field of paper tube production, and particularly relates to a high-strength double-layer superposed paper tube and a forming process thereof.
Background
The spinning is a manual industry serving human wear, spinning and weaving, clothes making, clown covering and decoration, cold defense and wind avoidance, insect prevention and body protection are about important motivations for the development of the origin of the spinning; ancient textiles in China have a very long history, and as early as in the original social period, ancient people have understood local materials, natural resources are used as raw materials for textiles and simple textile tools are manufactured in order to adapt to climate change; until today, our everyday clothing, many living goods and artwork are products of textile technology.
The paper tube that the yarn used is used to the indispensable needs in the weaving, and the paper tube that current general yarn used, intensity is not enough, will take place the condition of warping after using a period to the paper tube that current yarn used still is wear-resisting, also can take place wearing and tearing after using a period, and life is short, seriously influences the use.
Therefore, the above problems need to be solved.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide the high-strength double-layer superposed paper tube and the forming process thereof, and the manufactured paper tube has the advantages of stable structure, high strength, strong pressure resistance, simple and convenient forming process and high production efficiency.
The technical scheme is as follows: in order to achieve the purpose, the invention provides a high-strength double-layer superposed paper tube, which is cylindrical, the section diameter of which is gradually increased from top to bottom, and comprises an inner layer paper tube, a reinforcing layer and an outer layer paper tube, wherein the reinforcing layer is sleeved outside the inner layer paper tube, the outer layer paper tube is sleeved outside the reinforcing layer, the inner layer paper tube, the reinforcing layer and the outer layer paper tube are fixed by gluing, and the inner diameter of the outer layer paper tube is larger than the outer diameter of the inner layer paper tube; the top of the paper tube is rolled inwards to form an arc part.
Further, the double-deck stack paper tube of foretell high strength, the enhancement layer includes two-layer nylon gauze and strengthening rib, the strengthening rib interval distribution is between two-layer nylon gauze.
Further, according to the high-strength double-layer laminated paper tube, the inner layer paper tube is specifically made of parchment paper.
Further, in the high-strength double-layer laminated paper tube, the outer layer paper tube is specifically made of parchment paper coated with a cellophane layer.
Further, according to the high-strength double-layer laminated paper tube, the outer layer paper tube is specifically made of parchment paper coated with wear-resistant paint.
Further, above-mentioned double-deck stack paper pipe of high strength, wear-resisting coating includes: water-based epoxy resin: 35 parts, dodecyl alcohol ester: 0.7 part, polydimethylsiloxane: 0.3 part, silicon carbide: 10 parts, sodium dodecyl benzene sulfonate: 6.5 parts.
Further, the forming process of the high-strength double-layer superposed paper tube comprises the following steps:
cutting the wide parchment paper into a plurality of narrow parchment papers by a splitting machine;
secondly, forming an inner layer paper tube by using the narrow-strip-width sheepskin paper rolling tube obtained in the first step by using an automatic tube rolling machine;
thirdly, sequentially sticking a nylon gauze, a reinforcing rib and a nylon gauze outside the inner layer paper tube to form the inner layer paper tube with the reinforcing layer;
cutting the wide parchment paper covered with the cellophane layer or coated with the wear-resistant coating into a plurality of narrow parchment papers by a splitting machine;
fifthly, forming the narrow-width parchment tube obtained in the step IV into an outer-layer paper tube by using an automatic tube rolling machine;
sixthly, sleeving the outer paper tube obtained in the fifth step outside the inner paper tube with the reinforcing layer obtained in the third step to form a double-layer superposed paper tube primary product;
seventhly, cutting the double-layer superposed paper tube initial product obtained in the step sixthly into a double-layer superposed paper tube semi-finished product with a required size according to requirements;
eighthly, sending the double-layer superposed paper tube semi-finished product obtained in the step seventhly to a drying room for drying;
ninthly, heading and polishing the paper tube dried in the step III to obtain the high-strength double-layer superposed paper tube.
Further, in the forming process of the high-strength double-layer superposed paper tube, the temperature of the drying room in the step (b) is set to be 55-65 ℃, and the drying time is 8-10 h.
The technical scheme shows that the invention has the following beneficial effects: the high-strength double-layer superposed paper tube adopts double-layer paper tubes to be superposed, so that the strength of the paper tube is increased, and the enhancement layer is clamped in the paper tube, so that the strength of the paper tube is further improved, and the deformation is prevented; the outer layer paper tube is made of parchment paper covered with a cellophane layer or parchment paper coated with wear-resistant paint, so that the wear resistance of the outer layer paper tube is enhanced, and the service life is prolonged; the paper tube has the advantages of stable structure, high strength, strong pressure resistance, simple and convenient forming process and high production efficiency.
Drawings
FIG. 1 is a front cross-sectional view of a high strength double-layered paper tube according to the present invention;
FIG. 2 is a top cross-sectional view of a high strength double-layered paper tube according to the present invention;
FIG. 3 is a top view cross-sectional partial schematic view of a high strength double-layer paper tube according to the present invention;
in the figure: 1. an inner layer paper tube; 2. an enhancement layer; 21. a nylon gauze; 22. reinforcing ribs; 3. an outer layer paper tube; 4. an arc portion.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following embodiments and specific experimental data, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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
The high-strength double-layer superposed paper tube shown in fig. 1-3 is cylindrical, the section diameter of the paper tube is gradually increased from top to bottom, and the paper tube comprises an inner layer paper tube 1, a reinforcing layer 2 and an outer layer paper tube 3, wherein the reinforcing layer 2 is sleeved outside the inner layer paper tube 1, the outer layer paper tube 3 is sleeved outside the reinforcing layer 2, the inner layer paper tube 1, the reinforcing layer 2 and the outer layer paper tube 3 are fixedly adhered by glue, and the inner diameter of the outer layer paper tube 3 is larger than the outer diameter of the inner layer paper tube 1; the top of the paper tube is curled inwards to form an arc part 4.
The reinforcing layer 2 comprises two layers of nylon gauze 21 and reinforcing ribs 22, and the reinforcing ribs 22 are distributed between the two layers of nylon gauze 21 at intervals.
And the inner layer paper tube is made of parchment paper.
The outer layer paper tube is made of parchment paper covered with a cellophane layer.
The forming process of the high-strength double-layer superposed paper tube comprises the following steps:
cutting the wide parchment paper into a plurality of narrow parchment papers by a splitting machine;
secondly, forming an inner layer paper tube by using the narrow-strip-width sheepskin paper rolling tube obtained in the first step by using an automatic tube rolling machine;
thirdly, sequentially sticking a nylon gauze, a reinforcing rib and a nylon gauze outside the inner layer paper tube to form the inner layer paper tube with the reinforcing layer;
cutting the wide parchment paper covered with the cellophane layer into a plurality of narrow parchment papers by a splitting machine;
fifthly, forming the narrow-width parchment tube obtained in the step IV into an outer-layer paper tube by using an automatic tube rolling machine;
sixthly, sleeving the outer paper tube obtained in the fifth step outside the inner paper tube with the reinforcing layer obtained in the third step to form a double-layer superposed paper tube primary product;
seventhly, cutting the double-layer superposed paper tube initial product obtained in the step sixthly into a double-layer superposed paper tube semi-finished product with a required size according to requirements;
eighthly, sending the double-layer superposed paper tube semi-finished product obtained in the step seventhly to a drying room for drying, wherein the temperature of the drying room is set to be 55-65 ℃, and the drying time is 8-10 h;
ninthly, heading and polishing the paper tube dried in the step III to obtain the high-strength double-layer superposed paper tube.
Example 2
The high-strength double-layer superposed paper tube shown in fig. 1-3 is cylindrical, the section diameter of the paper tube is gradually increased from top to bottom, and the paper tube comprises an inner layer paper tube 1, a reinforcing layer 2 and an outer layer paper tube 3, wherein the reinforcing layer 2 is sleeved outside the inner layer paper tube 1, the outer layer paper tube 3 is sleeved outside the reinforcing layer 2, the inner layer paper tube 1, the reinforcing layer 2 and the outer layer paper tube 3 are fixedly adhered by glue, and the inner diameter of the outer layer paper tube 3 is larger than the outer diameter of the inner layer paper tube 1; the top of the paper tube is curled inwards to form an arc part 4.
The reinforcing layer 2 comprises two layers of nylon gauze 21 and reinforcing ribs 22, and the reinforcing ribs 22 are distributed between the two layers of nylon gauze 21 at intervals.
And the inner layer paper tube is made of parchment paper.
And the outer layer paper tube is made of parchment paper coated with wear-resistant paint.
And, the abrasion resistant coating comprises: water-based epoxy resin: 35 parts, dodecyl alcohol ester: 0.7 part, polydimethylsiloxane: 0.3 part, silicon carbide: 10 parts, sodium dodecyl benzene sulfonate: 6.5 parts.
The forming process of the high-strength double-layer superposed paper tube comprises the following steps:
cutting the wide parchment paper into a plurality of narrow parchment papers by a splitting machine;
secondly, forming an inner layer paper tube by using the narrow-strip-width sheepskin paper rolling tube obtained in the first step by using an automatic tube rolling machine;
thirdly, sequentially sticking a nylon gauze, a reinforcing rib and a nylon gauze outside the inner layer paper tube to form the inner layer paper tube with the reinforcing layer;
cutting the wide parchment paper covered with the cellophane layer or coated with the wear-resistant coating into a plurality of narrow parchment papers by a splitting machine;
fifthly, forming the narrow-width parchment tube obtained in the step IV into an outer-layer paper tube by using an automatic tube rolling machine;
sixthly, sleeving the outer paper tube obtained in the fifth step outside the inner paper tube with the reinforcing layer obtained in the third step to form a double-layer superposed paper tube primary product;
seventhly, cutting the double-layer superposed paper tube initial product obtained in the step sixthly into a double-layer superposed paper tube semi-finished product with a required size according to requirements;
eighthly, sending the double-layer superposed paper tube semi-finished product obtained in the step seventhly to a drying room for drying, wherein the temperature of the drying room is set to be 55-65 ℃, and the drying time is 8-10 h;
ninthly, heading and polishing the paper tube dried in the step III to obtain the high-strength double-layer superposed paper tube.
Comparative example 1
The comparative paper tube is different from the high-strength double-layer laminated paper tube in the embodiment 1 in that the paper tube only comprises an outer-layer paper tube, and the outer-layer paper tube is specifically made of parchment paper coated with a cellophane layer.
The preparation method of the paper tube comprises the following steps:
cutting the wide parchment paper covered with the cellophane layer into a plurality of narrow parchment papers by a splitting machine;
secondly, forming an outer-layer paper tube initial product by using the narrow-strip breadth sheepskin paper tube obtained in the first step by using an automatic tube coiling machine;
sixthly, cutting the outer paper tube obtained in the fifth step into an outer paper tube semi-finished product with required size according to requirements;
seventhly, conveying the outer-layer paper tube semi-finished product obtained in the step sixthly to a drying room for drying, wherein the temperature of the drying room is set to be 55-65 ℃, and the drying time is 8-10 hours;
eighthly, heading and polishing the dried paper tube to obtain the outer-layer paper tube.
Performance detection
The paper tubes obtained in examples 1-2 and comparative example 1 were subjected to a radial pressure test in accordance with BB/T0032-2006, the test results of which are shown in Table 1.
Table 1: results of Performance testing
Figure BDA0002856248250000091
As can be seen from the above table, the high-strength double-layer laminated paper tube has the advantages of stable structure, high strength and strong pressure resistance.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims (8)

1. The high-strength double-layer superposed paper tube is characterized in that the paper tube is in a cylindrical shape with the section diameter gradually increasing from top to bottom and comprises an inner layer paper tube (1), an enhancement layer (2) and an outer layer paper tube (3), wherein the enhancement layer (2) is sleeved outside the inner layer paper tube (1), the outer layer paper tube (3) is sleeved outside the enhancement layer (2), the inner layer paper tube (1), the enhancement layer (2) and the outer layer paper tube (3) are fixed by glue in a sticking way, and the inner diameter of the outer layer paper tube (3) is larger than the outer diameter of the inner layer paper tube (1); the top of the paper tube is inwards curled to form an arc part (4).
2. The high-strength double-layer laminated paper tube as claimed in claim 1, wherein the reinforcement layer (2) comprises two layers of nylon gauze (21) and reinforcing ribs (22), and the reinforcing ribs (22) are distributed between the two layers of nylon gauze (21) at intervals.
3. The high-strength double-layer laminated paper tube as claimed in claim 1, wherein the inner layer paper tube is made of parchment paper.
4. The high-strength double-layer laminated paper tube as claimed in claim 1, wherein the outer layer paper tube is made of a material, in particular, parchment paper coated with a cellophane layer.
5. The high-strength double-layer laminated paper tube as claimed in claim 1, wherein the outer layer paper tube is made of parchment paper coated with wear-resistant paint.
6. The high strength double layer paper tube of claim 5 wherein the abrasion resistant coating comprises: water-based epoxy resin: 35 parts, dodecyl alcohol ester: 0.7 part, polydimethylsiloxane: 0.3 part, silicon carbide: 10 parts, sodium dodecyl benzene sulfonate: 6.5 parts.
7. The forming process of the high-strength double-layer overlapped paper tube as claimed in any one of claims 1 to 6, characterized by comprising the following steps:
cutting the wide parchment paper into a plurality of narrow parchment papers by a splitting machine;
secondly, forming an inner layer paper tube by using the narrow-strip-width sheepskin paper rolling tube obtained in the first step by using an automatic tube rolling machine;
thirdly, sequentially sticking a nylon gauze, a reinforcing rib and a nylon gauze outside the inner layer paper tube to form the inner layer paper tube with the reinforcing layer;
cutting the wide parchment paper covered with the cellophane layer or coated with the wear-resistant coating into a plurality of narrow parchment papers by a splitting machine;
fifthly, forming the narrow-width parchment tube obtained in the step IV into an outer-layer paper tube by using an automatic tube rolling machine;
sixthly, sleeving the outer paper tube obtained in the fifth step outside the inner paper tube with the reinforcing layer obtained in the third step to form a double-layer superposed paper tube primary product;
seventhly, cutting the double-layer superposed paper tube initial product obtained in the step sixthly into a double-layer superposed paper tube semi-finished product with a required size according to requirements;
eighthly, sending the double-layer superposed paper tube semi-finished product obtained in the step seventhly to a drying room for drying;
ninthly, heading and polishing the paper tube dried in the step III to obtain the high-strength double-layer superposed paper tube.
8. The process for forming a high-strength double-layer laminated paper tube as claimed in claim 7, wherein the temperature of the drying room in the step (viii) is set to 55-65 ℃ and the drying time is 8-10 hours.
CN202011546031.9A 2020-12-23 2020-12-23 High-strength double-layer laminated paper tube and forming process thereof Pending CN112757746A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201833639U (en) * 2009-12-08 2011-05-18 戴见霖 Paper tube with meshed strengthening layer
CN104195767A (en) * 2014-08-22 2014-12-10 上海日舒科技纺织有限公司 Yarn steaming paper bobbin shape-preserving device
CN105060026A (en) * 2015-08-17 2015-11-18 苏州科润织造有限公司 Textile bobbin
CN107254248A (en) * 2017-07-20 2017-10-17 江南大学 Multi-functional high-strength compound textile coating agent, coating and preparation method and application
CN209957137U (en) * 2018-11-27 2020-01-17 康峰（苏州）纸品有限公司 Anti-skid reinforced spinning paper tube
CN210176216U (en) * 2019-01-04 2020-03-24 桐乡恒益纸塑有限公司 Paper tube suitable for winding spandex thread
CN210944324U (en) * 2019-11-22 2020-07-07 杭州九鼎纸管有限公司 Hollow composite paper tube with hollow cylinder structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201833639U (en) * 2009-12-08 2011-05-18 戴见霖 Paper tube with meshed strengthening layer
CN104195767A (en) * 2014-08-22 2014-12-10 上海日舒科技纺织有限公司 Yarn steaming paper bobbin shape-preserving device
CN105060026A (en) * 2015-08-17 2015-11-18 苏州科润织造有限公司 Textile bobbin
CN107254248A (en) * 2017-07-20 2017-10-17 江南大学 Multi-functional high-strength compound textile coating agent, coating and preparation method and application
CN209957137U (en) * 2018-11-27 2020-01-17 康峰（苏州）纸品有限公司 Anti-skid reinforced spinning paper tube
CN210176216U (en) * 2019-01-04 2020-03-24 桐乡恒益纸塑有限公司 Paper tube suitable for winding spandex thread
CN210944324U (en) * 2019-11-22 2020-07-07 杭州九鼎纸管有限公司 Hollow composite paper tube with hollow cylinder structure

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Application publication date: 20210507