CN105799007A - Composite plate strip and manufacturing method thereof - Google Patents

Composite plate strip and manufacturing method thereof Download PDF

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Publication number
CN105799007A
CN105799007A CN201610302587.0A CN201610302587A CN105799007A CN 105799007 A CN105799007 A CN 105799007A CN 201610302587 A CN201610302587 A CN 201610302587A CN 105799007 A CN105799007 A CN 105799007A
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CN
China
Prior art keywords
plate strip
enhancement layer
complex plate
tensile
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN201610302587.0A
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Chinese (zh)
Inventor
孙丰文
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Nanjing Forestry University
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Nanjing Forestry University
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Publication date
Application filed by Nanjing Forestry University filed Critical Nanjing Forestry University
Priority to CN201610302587.0A priority Critical patent/CN105799007A/en
Publication of CN105799007A publication Critical patent/CN105799007A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
    • B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
    • B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
    • B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/042—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/10—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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/14—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
    • 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
    • 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
    • B32B37/1207—Heat-activated 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
    • 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
    • B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
    • 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
    • B32B5/08—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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different 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
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/042—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • 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
    • B32B37/1207—Heat-activated adhesive
    • B32B2037/1215—Hot-melt adhesive
    • B32B2037/1223—Hot-melt adhesive film-shaped
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • 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
    • B32B2262/06—Vegetal 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • 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
    • B32B2307/546—Flexural strength; Flexion stiffness
    • 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
    • B32B2307/558—Impact strength, toughness
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention relates to the technical field of pipe manufacturing, and provides a composite plate strip. The composite plate strip comprises a peripheral tension resisting reinforcing layer, a peripheral tension resisting layer, a bonding layer and an axial reinforcing layer arranged in sequence from inside to outside; the peripheral tension resisting reinforcing layer includes gridding cloth manufactured by hot melt adhesive wires or glass fiber and plant fiber gridding cloth dipped with bonding resins; the peripheral tension resisting layer is a longitudinal wood veneer or a longitudinal bamboo curtain; and the axial reinforcing layer is a transverse wood veneer or a transverse bamboo curtain. When the tailoring and the blank assembly are performed for the axial reinforcing layer in the composite plate strip provided by the invention, an included angle between a second fiber direction and a width direction is equal to a spiral angle in plate strip winding; and the flexible wood base composite plate strip can be continuously and quickly formed, is excellent in bending and winding characteristics in the length direction, and is higher in strength and rigidity in the radial and peripheral directions.

Description

A kind of complex plate strip and manufacture method thereof
Technical field
The present invention relates to pipeline manufacturing technology field, especially relate to a kind of complex plate strip and manufacture method thereof, complex plate strip that particularly a kind of prehensile is good and manufacture method thereof.
Background technology
Water resource critical shortage, distribution imbalance is the Main Bottleneck that the economic development of restriction China, ecological environment and people's lives are improved.China " 12 " planning in water development thinking and it is important that: according to national region development strategy, build a collection of distruting water transregionally and important water source project；Optimize Water Resources Allocation, fortified water scheduling of resource, accelerate West Line of South-North Water Transfer Project previous work, carry out southwest main water conservancy engineering planning demonstration, alleviate the situation that China's water resource supply is not enough, fundamentally solve the shortage of water resources problem of China.Development aqueduct is to solve the unbalanced important channel of China's distribution of water resources.At present at the commonly used plastic conduit in water supply and sewage work field, concrete duct and metallic conduit.Plastic conduit light weight, smooth and corrosion-resistant, but rigidity and intensity aspect are not enough to some extent, and the resource that consumes petroleum in a large number；Concrete duct weight is big, transport is installed extremely inconvenient；Metallic conduit cost is high, energy consumption is big and consumes a large amount of mineral resources.
Existing patent of invention such as CN201510206970.1 provides the manufacture method of a kind of bamboo base composite pipe or other patents provide the manufacture method of a kind of wood base composite pipe, but two plywood of its manufacture winding material bamboo chip and adhesive gluing all also exist the defects such as flexibility is not enough, winding performance is not good, cause that winding efficiency is low, winding process requirement high and easily causes winding defect.
Summary of the invention
Solve the technical problem that
It is an object of the invention to provide a kind of complex plate strip, the winding material bamboo chip used in the manufacture method of bamboo base composite pipe and wooden base composite pipe under prior art means with solution and two plywood of adhesive gluing all also exist the defects such as flexibility is not enough, winding performance is not good, cause that winding efficiency is low, winding process requirement high and easily cause the technical problem of winding defect.
Technical scheme
Complex plate strip provided by the invention, including the circumferential anti-tensile enhancement layer set gradually from the inside to the outside, circumference tensile layer, tack coat and axial enhancement layer, described circumference anti-tensile enhancement layer includes the thread grid cloth of PUR or the glass of dip bonding resin, Plant fiber's grid cloth, described circumference tensile layer is longitudinal veneer or longitudinal bamboo curtain splint, and described axial enhancement layer is horizontal veneer or horizontal bamboo curtain splint.
Further, the thickness of described horizontal veneer or horizontal bamboo curtain splint is 1.0mm-3.0mm, and moisture content is 6-12%.
Further, the thickness of described longitudinal veneer is 0.5mm-1.2mm, and moisture content is 8-16%.
Further, the thickness of described longitudinal bamboo curtain splint is 0.2mm-1.5mm, and moisture content is 8-16%.
Further, described tack coat is PUR rete, and its thickness is 0.1-0.25mm.
The present invention also provides for the manufacture method of a kind of complex plate strip as above, wherein, adopts multilamellar large format press to make view picture plate, then be prepared by cutting spreading；Or first layers of material is cut into the strip of equal in width, more standby by assembly continuous in continuous single drylight presses, hot pressing, cold compaction.
Wherein, concretely comprise the following steps:
S1, described circumference anti-tensile enhancement layer, circumference tensile layer, tack coat are all cut into, with axially enhancement layer, the strip that width is identical, during wherein said axial enhancement layer cutting, make the angle of machine direction and width be wound around helical angle when using equal to strip；
S2, by described circumference anti-tensile enhancement layer, circumference tensile layer, tack coat and axially enhancement layer order mat formation into the slab of 4 layers；
S3, by described slab send into hot press；
S4, take out described slab being quickly charged with cold press from hot press.
Further, slab described in described step S3 temperature be 130-180 DEG C, unit pressure be 0.3MPa-0.8MPa when hot pressing 1-5min.
Further, slab described in described step S4 makes slab cool to less than 100 DEG C under same units pressure.
Further, complex plate strip width is 10cm-30cm.
Beneficial effect
Complex plate strip provided by the invention includes the circumferential anti-tensile enhancement layer, circumference tensile layer, tack coat and the axial enhancement layer that set gradually from the inside to the outside, described circumference anti-tensile enhancement layer includes the thread grid cloth of PUR or the glass of dip bonding resin, Plant fiber's grid cloth, described circumference tensile layer is longitudinal veneer or longitudinal bamboo curtain splint, and described axial enhancement layer is horizontal veneer or horizontal bamboo curtain splint.Described in complex plate strip provided by the invention when axial enhancement layer cutting and assembly, the direction of the second fiber is made to be wound around helical angle when using with the angle of width equal to strip；This flexibility wood base complex plate strip can serialization rapid shaping, have in the longitudinal direction excellent bending be wound around characteristic, radially and circumferentially by high strength and stiffness.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the circumferential anti-tensile enhancement layer of the complex plate strip that Fig. 1 provides for the embodiment of the present invention one；
The structural representation of the circumferential tensile layer of the complex plate strip that Fig. 2 provides for the embodiment of the present invention one；
The structural representation of the axial enhancement layer of the complex plate strip that Fig. 3 provides for the embodiment of the present invention one.
Accompanying drawing labelling:
1-circumference anti-tensile enhancement layer；11-tree lace grid cloth；2-circumference tensile layer；
22-the first fiber；The axial enhancement layer of 4-；41-the second fiber；
42-helical angle.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of the description present invention and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In describing the invention, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals.For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in the present invention.
Embodiment one
The structural representation of the circumferential anti-tensile enhancement layer of the complex plate strip that Fig. 1 provides for the embodiment of the present invention one, the structural representation of the circumferential tensile layer of the complex plate strip that Fig. 2 provides for the embodiment of the present invention one, the structural representation of the axial enhancement layer of the complex plate strip that Fig. 3 provides for the embodiment of the present invention one.The complex plate strip that the present embodiment one provides as shown in Figure 1 to Figure 3, this complex plate strip includes the circumferential anti-tensile enhancement layer 1, circumference tensile layer 2, tack coat and the axial enhancement layer 4 that set gradually from the inside to the outside, described circumference anti-tensile enhancement layer 1 includes the thread grid cloth of PUR or the glass of dip bonding resin, Plant fiber's grid cloth, described circumference tensile layer 2 is longitudinal veneer or longitudinal bamboo curtain splint, and described longitudinal direction refers to the direction that the first fiber 22 direction of veneer or bamboo curtain splint is consistent with complex plate strip winding direction (i.e. left and right directions).Described axial enhancement layer 4 is horizontal veneer or horizontal bamboo curtain splint, described transverse direction refers to the direction of the second fiber 41 of veneer or bamboo curtain splint and strip winding direction near normal (i.e. above-below direction) or the direction formed an angle that is the direction consistent or basically identical with pipe lengths.
During wherein said axial enhancement layer 4 cutting of complex plate strip provided by the invention, the direction of the second fiber 41 is made to be wound around the helical angle 42 when using with the angle of width (axial enhancement layer above-below direction is width) equal to strip；This flexibility wood base complex plate strip can serialization rapid shaping, have in the longitudinal direction excellent bending be wound around characteristic, radially and circumferentially by high strength and stiffness.
Further, the thickness of described horizontal veneer or horizontal bamboo curtain splint is 1.0mm-3.0mm, and moisture content is 6-12%.
Further, the thickness of described longitudinal veneer is 0.5mm-1.2mm, and moisture content is 8-16%.The thickness of described longitudinal bamboo curtain splint is 0.2mm-1.5mm, and moisture content is 8-16%.
Further, described tack coat is PUR rete, and its thickness is 0.1-0.25mm, and described tack coat refers to hot melt adhesive film, including EVA, PO, PES, PA, TPU.And PUR rete can play well inside and outside obstruct and impermeable effect.
The present invention also provides for the manufacture method of a kind of complex plate strip as above, wherein, concretely comprises the following steps:
S1, described circumference anti-tensile enhancement layer 1, circumference tensile layer 2, tack coat are all cut into, with axially enhancement layer 4, the strip that width is identical, layers of material is cut into the specification matched with press breadth.Helical angle during wherein said axial enhancement layer 4 cutting, when making the machine direction angle with width equal to strip winding use；
This flexibility wood base complex plate strip can serialization rapid shaping, have in the longitudinal direction excellent bending be wound around characteristic, radially and circumferentially by high strength and stiffness.
S2, by described circumference anti-tensile enhancement layer 1, circumference tensile layer 2, tack coat and axially enhancement layer 4 order mat formation into the slab of 4 layers；
S3, by described slab send into hot press；
S4, take out described slab being quickly charged with cold press from hot press；By the sheet material edging after release and be cut into the lath that width is 10-30cm, after lath spreading, make flexible wood Quito unit complex plate strip.
Further, slab described in described step S3 temperature be 130-180 DEG C, unit pressure be 0.3MPa-0.8MPa when hot pressing 1-5min.
Further, slab described in described step S4 makes slab cool to less than 100 DEG C under same units pressure.
The present invention also provides for a kind of pipeline manufacture method, including above-mentioned complex plate strip, adopts multilamellar large format press to make view picture plate, then be prepared by cutting spreading；Or first layers of material is cut into the strip of equal in width, more standby by assembly continuous in continuous single drylight presses, hot pressing, cold compaction,
Wherein the method for embodiment one includes step in detail below:
Prepared by S11, inner liner；
Prepared by S21, strengthening layer material；
Prepared by S31, wooden base layer material；
Prepared by S41, complex plate strip.
Prepared by described step S11 inner liner: be coated with on a pull-up membrane, set on tapered straight tube mould equably or be wound around one layer of mylar, being wound around (being simultaneously coated with unsaturated-resin) layer 2-3 surface felt and the fibre such as needled mat, grid cloth after mylar surface is coated with unsaturated-resin more successively, and again it is coated with unsaturated-resin on its surface, resin forms the inner liner of antiseepage and inner wall smooth after solidifying, resin grades is anticorrosion level or food stage.
Prepared by described step S21 strengthening layer material: 1. carbon fibre material strengthening: carbon fibre material is made the cloth-like of one fixed width and suitable length, latticed or membranaceous strip, standby around rolling；2. aluminium alloy and the strengthening of other metal materials: aluminium alloy or other metal materials are made 0.2～1.0mm thickness, one fixed width and suitable length strip of sheet material, standby around rolling；3. high-performance composite fibre materials strengthening: high-performance composite fibre materials is formed with width, the cloth-like of length, latticed or membranaceous strip, standby around rolling.
Prepared by the wooden base layer material of described step S31: 1. juggle is peeled into veneer, is dried to moisture content 6%-12%；2. according to the method manufacturing wooden plywood, by Wooden veneer single spreading modified phenolic adhesive, crisscross assembly, or longitudinal veneer texture and horizontal veneer texture assembly at an angle, compression set becomes asymmetric wooden two plywood of structure；3. wooden two plywood sawings becoming the lath of fixed width, then with Bevel milling machine by Xi Cheng inclined-plane, its termination gluing, adopts overlap joint glued spreading mode in inclined-plane to be connected into suitable length, rolling is standby.
Embodiment two
S1, first layers of material being cut into the strip material that width is identical, width is 10-30cm；Particularly during axial enhancement layer 4 cutting, it is necessary to the helical angle 42 when making the machine direction angle with width equal to strip winding use；
Second step: on continuous forming line, circumference of sequentially mating formation anti-tensile enhancement layer 1, circumference tensile layer 2, tack coat and axial enhancement layer 4, wherein the joint re-posted of circumference anti-tensile enhancement layer 1 and tack coat two-layer is mated formation, the joint docking of all the other two-layers misplacing with the street corner of other two-layer is mated formation, and forms the strip continuous slab of 4 Rotating fields；
3rd step: continuous print strip slab synchronizes to enter monolayer continuous hot-press-chilling press and makes flexible wood Quito unit complex plate strip that width is 10-30cm；Wherein monolayer continuous hot-press-cold moudling process needs to ensure temperature be 130-180 DEG C, unit pressure hot pressing 1-5min when being 0.3-0.8MPa；Pressure of colding pressing is not less than 0.3MPa, and cold pressure procedure makes board temperature less than 100 DEG C.
In sum, complex plate strip provided by the invention includes the circumferential anti-tensile enhancement layer, circumference tensile layer, tack coat and the axial enhancement layer that set gradually from the inside to the outside, described circumference anti-tensile enhancement layer includes the thread grid cloth of PUR or the glass of dip bonding resin, Plant fiber's grid cloth, described circumference tensile layer is longitudinal veneer or longitudinal bamboo curtain splint, and described axial enhancement layer is horizontal veneer or horizontal bamboo curtain splint.Described in complex plate strip provided by the invention when axial enhancement layer cutting and assembly, the direction of the second fiber is made to be wound around helical angle when using with the angle of width equal to strip；This flexibility wood base complex plate strip can serialization rapid shaping, have in the longitudinal direction excellent bending be wound around characteristic, radially and circumferentially by high strength and stiffness.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or some or all of technical characteristic further is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.

Claims (10)

1. a complex plate strip, it is characterized in that, including the circumferential anti-tensile enhancement layer set gradually from the inside to the outside, circumference tensile layer, tack coat and axial enhancement layer, described circumference anti-tensile enhancement layer includes the thread grid cloth of PUR or the glass of dip bonding resin, Plant fiber's grid cloth, described circumference tensile layer is longitudinal veneer or longitudinal bamboo curtain splint, and described axial enhancement layer is horizontal veneer or horizontal bamboo curtain splint.
2. complex plate strip according to claim 1, it is characterised in that the thickness of described horizontal veneer or horizontal bamboo curtain splint is 1.0mm-3.0mm, and moisture content is 6-12%.
3. complex plate strip according to claim 1, it is characterised in that the thickness of described longitudinal veneer is 0.5mm-1.2mm, moisture content is 8-16%.
4. complex plate strip according to claim 1, it is characterised in that the thickness of described longitudinal bamboo curtain splint is 0.2mm-1.5mm, moisture content is 8-16%.
5. complex plate strip according to claim 1, it is characterised in that described tack coat is PUR rete, its thickness is 0.1-0.25mm.
6. the manufacture method of the complex plate strip as described in claim 1-5 any one, it is characterised in that adopt multilamellar large format press to make view picture plate, then be prepared by cutting spreading；Or first layers of material is cut into the strip of equal in width, more standby by assembly continuous in continuous single drylight presses, hot pressing, cold compaction.
7. according to the manufacture method of the complex plate strip described in claim 6, it is characterised in that concretely comprise the following steps:
S1, described circumference anti-tensile enhancement layer, circumference tensile layer, tack coat are all cut into, with axially enhancement layer, the strip that width is identical, during wherein said axial enhancement layer cutting, make the angle of machine direction and width be wound around helical angle when using equal to strip；
S2, by described circumference anti-tensile enhancement layer, circumference tensile layer, tack coat and axially enhancement layer order mat formation into the slab of 4 layers；
S3, by described slab send into hot press；
S4, take out described slab being quickly charged with cold press from hot press.
8. according to the manufacture method of the complex plate strip described in claim 6, it is characterised in that slab described in described step S3 temperature be 130 DEG C-180 DEG C, unit pressure be 0.3MPa-0.8MPa when hot pressing 1-5min.
9. according to the manufacture method of the complex plate strip described in claim 6, it is characterised in that slab described in described step S4 makes slab cool to less than 100 DEG C under same units pressure.
10. according to the manufacture method of the complex plate strip described in claim 6, it is characterised in that complex plate strip width is 10cm-30cm.
CN201610302587.0A 2016-05-09 2016-05-09 Composite plate strip and manufacturing method thereof Pending CN105799007A (en)

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