CN115401751A - Oriented strand board capable of being decorated and preparation process thereof - Google Patents
Oriented strand board capable of being decorated and preparation process thereof Download PDFInfo
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- CN115401751A CN115401751A CN202211004250.3A CN202211004250A CN115401751A CN 115401751 A CN115401751 A CN 115401751A CN 202211004250 A CN202211004250 A CN 202211004250A CN 115401751 A CN115401751 A CN 115401751A
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
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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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
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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
- 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
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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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/13—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board all layers being exclusively wood
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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
- 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
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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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
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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
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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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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- 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
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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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/04—Punching, slitting or perforating
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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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
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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
- 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
- B32B5/12—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 characterised by the relative arrangement of fibres or filaments of different layers, e.g. the fibres or filaments being parallel or perpendicular to each other
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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
- 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
Abstract
The invention provides a veneer oriented strand board and a preparation process thereof, and relates to the technical field of production and processing of strand boards. The veneer-faced oriented strand board comprises a bottom plate, a top plate and a middle core layer, wherein the middle core layer comprises a shaving layer I, a middle plate and a shaving layer II; the thicknesses of the bottom layer plate, the top layer plate and the middle layer plate are all 2-3mm; the thickness of the first shaving layer and the second shaving layer is 5-7mm; a plurality of groups of strip-shaped holes are formed in the middle layer plate and distributed on the middle layer plate in a staggered mode; the bottom layer plate, the first wood shaving layer, the middle layer plate, the second wood shaving layer and the top layer plate are formed through hot pressing. Through designing layered shaving layer to plywood in the design between two-layer shaving layer, both guaranteed the comprehensive properties of shaving board, also can prevent simultaneously that the shaving board after the suppression is accomplished from taking place deformation easily, need not to carry out long-time design of colding pressing, and not only labour saving and time saving has also guaranteed the production and processing progress simultaneously.
Description
Technical Field
The invention relates to the technical field of shaving board production and processing, in particular to a veneered oriented shaving board and a preparation process thereof.
Background
The shaving board is a novel composite board, when the shavings are paved and formed, the glue-mixed shavings are longitudinally arranged according to the fiber direction of the shavings on the upper surface layer and the lower surface layer of the oriented shaving board, and the shavings on the core layer are transversely arranged to form a board blank with a three-layer structure, so that the oriented shaving board is manufactured by hot pressing. The shape of such particle boards requires a high aspect ratio and a thickness which is slightly thicker than the strands of conventional particle boards. The directional paving method comprises mechanical orientation and electrostatic orientation. The former is suitable for directional paving of large wood shavings, and the latter is suitable for directional paving of small wood shavings. Oriented paving of the oriented strand board enables the oriented strand board to have the characteristic of higher strength in a certain direction, and the oriented strand board is often used as a structural material instead of plywood.
Traditional shaving board is all pressed by upper and lower two top layers and middle sandwich layer hot pressing, because middle sandwich layer is formed by the suppression of timber wood shavings, in actual production course of working, middle sandwich layer takes place certain deformation after the suppression is accomplished easily, leads to the angularity not to conform to the standard, consequently follow-up still needs long-time cold pressing design, not only wastes time and energy, still can influence the production process progress simultaneously.
Therefore, we developed a new veneerable oriented strand board and a preparation process thereof.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a veneerable oriented strand board and a preparation process thereof, and solves the problems that in the actual production and processing process, the intermediate core layer is pressed by wood shavings, the intermediate core layer is easy to deform to a certain extent after being pressed, the warping degree does not accord with the standard, and therefore long-time cold pressing and shaping are needed in the follow-up process, time and labor are wasted, and the production and processing progress is influenced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a veneerable oriented strand board comprises a bottom plate, a top plate and an intermediate core layer, wherein the intermediate core layer comprises a shaving layer I, a middle plate and a shaving layer II;
a plurality of groups of strip-shaped holes are formed in the middle layer plate;
the bottom plate, the first wood shaving layer, the middle plate, the second wood shaving layer and the top plate are formed through hot pressing.
Preferably, the thicknesses of the bottom layer plate, the top layer plate and the middle layer plate are all 2-3mm.
Preferably, the thickness of the first wood shaving layer and the second wood shaving layer is 5-7mm.
Preferably, the multiunit bar hole crisscross distribution on middle floor's board, the combined strength of well plywood both can have been guaranteed to multiunit bar hole crisscross distribution on middle floor's board, also can strengthen the joint strength between shavings layer one and the shavings layer simultaneously for whole shaving board can keep the stability and the fastness of structure.
A preparation process of a veneered oriented strand board comprises the following specific steps:
s1, a rotary cutter is utilized to cut a wood section into a whole veneer with the thickness of 2-3mm, a plate with a bark part is removed, and a qualified part is cut into veneers with fixed specifications which are respectively used as a bottom layer plate, a top layer plate and a middle layer plate;
s2, utilizing a shaving machine to plane shavings with uniform sizes from the leftover materials selected in the step S1, and using the shavings as raw materials of the middle core layer for later use;
s3, drying the veneer and the wood shavings at the temperature of 130-140 ℃ by using a dryer, detecting the water content of the veneer and the wood shavings after the drying is finished, and taking out the veneer and the wood shavings when the water content is lower than 10%;
s4, perforating the middle layer plate by using a perforating machine, and perforating a plurality of groups of strip-shaped holes which are distributed in a staggered manner on the middle layer plate;
s5, gluing the surface of the bottom layer plate, paving the wood shavings by using the three-layer paving head, synchronously gluing the wood shavings to form a wood shavings layer I, and paving a middle layer plate on the top of the wood shavings layer I;
s6, pre-pressing the semi-finished plate prepared in the S5, wherein the pressure is controlled to be 3MPa, and the pre-pressing time is 1-2min;
s7, gluing the surface of the middle layer plate, paving the wood shavings by using the three-layer paving head, synchronously gluing the wood shavings to form a wood shavings layer II, and paving a top layer plate on the top of the wood shavings layer II;
s8, conveying the plate prepared in the S7 into a hot press machine for high-temperature and high-pressure hot pressing, and carrying out hot pressing for 40-50min under the high-temperature and high-pressure state;
s9, taking out the shaving board subjected to hot press forming, feeding the shaving board into a roller press, and performing rolling shape correction on the shaving board which is not cooled by the roller press;
s10, sawing the particle board after the shape correction is finished to obtain a finished particle board product;
s11, extracting partial finished shaving board products for sampling quality detection.
Preferably, the drying time of the S3 material in the dryer is controlled to be 30-40min.
Preferably, when the three-layer paving head is used for paving the wood shavings in the S5 and the S7, the two adjacent layers of wood shavings are respectively paved transversely and longitudinally.
Preferably, the temperature of the hot press in the S8 is controlled to be 120-130 ℃, and the pressure is controlled to be 6-6.4MPa.
Preferably, a plurality of groups of cooling fans are arranged on two sides of the roll squeezer in the S9.
Through the technical scheme, the shaving board can be rapidly cooled in the orthopedic process, can be cooled and shaped under the rolling of the roller press, can be orthopedic, and can also ensure the flatness.
(III) advantageous effects
The invention provides a veneered oriented strand board and a preparation process thereof. The method has the following beneficial effects:
1. according to the oriented shaving board capable of being decorated and the preparation process thereof, the layered shaving layers are designed, and the middle layer board is designed between the two shaving layers, so that the comprehensive performance of the shaving board is ensured, the shaving board after being pressed is prevented from being easily deformed, and the working efficiency is greatly improved.
2. This but veneer oriented strand board and preparation technology thereof through adopting simple production and processing technology, the quick production and processing of both being convenient for shaving board also need not to carry out long-time design of colding pressing simultaneously, and labour saving and time saving has not only guaranteed the production and processing progress simultaneously.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the structure of the laminate of the present invention.
Wherein, 1, a bottom layer plate; 2. planning a first pattern layer; 3. a middle layer plate; 4. a strip-shaped hole; 5. planing a second pattern layer; 6. a top layer plate.
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.
The first embodiment is as follows:
as shown in fig. 1 to 3, an embodiment of the present invention provides a veneerable oriented strand board, which includes a bottom board 1, a top board 6 and a middle core layer, wherein the middle core layer includes a shaving layer one 2, a middle board 3 and a shaving layer two 5, and the thicknesses of the bottom board 1, the top board 6 and the middle board 3 are all 2 to 3mm; the thickness of the first shaving layer 2 and the second shaving layer 5 is 5-7mm;
a plurality of groups of strip-shaped holes 4 are formed in the middle layer plate 3, and the plurality of groups of strip-shaped holes 4 are distributed on the middle layer plate 3 in a staggered manner;
the bottom layer plate 1, the first shaving layer 2, the middle layer plate 3, the second shaving layer 5 and the top layer plate 6 are formed through hot pressing.
A preparation process of a veneered oriented strand board comprises the following specific steps:
s101, a rotary cutter is utilized to cut the wood sections into a whole veneer with the thickness of 2-3mm, the plate with the bark part is removed, and the qualified part is cut into veneers with fixed specifications which are respectively used as a bottom layer plate 1, a top layer plate 6 and a middle layer plate 3;
s102, shaving the leftover materials selected in the step S101 by using a shaving machine to obtain shavings with uniform sizes, wherein the shavings serve as raw materials of the middle core layer for later use;
s103, drying the veneer and the wood shavings at the temperature of 130-140 ℃ for 30-40min by using a dryer, detecting the water content after drying is finished, and taking out the veneer and the wood shavings when the water content is lower than 10%;
s104, perforating the middle-layer plate 3 by using a perforating machine, and forming a plurality of groups of strip-shaped holes 4 which are distributed in a staggered manner on the middle-layer plate 3;
s105, gluing the surface of the bottom plate 1, paving the wood shavings by using three layers of paving heads, paving every two adjacent layers of wood shavings transversely and longitudinally, synchronously gluing the wood shavings to form a wood shavings layer I2, and paving a middle plate 3 on the top of the wood shavings layer I2;
s106, pre-pressing the semi-finished plate prepared in the S105, wherein the pressure is controlled to be 3MPa, and the pre-pressing time is 1-2min;
s107, gluing the surface of the middle layer plate 3, paving the wood shavings by using three layers of paving heads, paving every two adjacent layers of wood shavings transversely and longitudinally, synchronously gluing the wood shavings to form a wood shavings layer II 5, and paving a top layer plate 6 on the top of the wood shavings layer II 5;
s108, conveying the plate prepared in the step S107 into a hot press for high-temperature and high-pressure hot pressing, wherein the temperature of the hot press is controlled to be 120-130 ℃, the pressure is controlled to be 6-6.4MPa, and the hot pressing is carried out for 40-50min;
s109, taking out the shaving board subjected to hot press forming, sending the shaving board into a roller press, performing rolling shape correction on the shaving board which is not cooled by using the roller press, and arranging a plurality of groups of cooling fans at two sides of the roller press;
s110, sawing the particle board after the shape correction is finished to obtain a finished particle board product;
and S111, extracting partial finished shaving board products for sampling quality detection.
Example two:
the embodiment provides a preparation process of a veneered oriented strand board, which comprises the following specific steps:
s201, a rotary cutter is utilized to cut the wood section into a whole veneer with the thickness of 2-3mm, the plate with the bark part is removed, and the qualified part is cut into veneers with fixed specifications which are respectively used as a bottom layer plate 1, a top layer plate 6 and a middle layer plate 3;
s202, shaving the leftover materials selected in the step S201 into shavings with uniform sizes by using a shaving machine, and using the shavings as raw materials of the middle core layer for later use;
s203, drying the veneer and the wood shavings at the temperature of 130-140 ℃ for 30-40min by using a dryer, detecting the water content after drying is finished, and taking out the veneer and the wood shavings when the water content is lower than 10%;
s204, a hole opening machine is used for opening holes in the middle layer plate 3, and a plurality of groups of strip-shaped holes 4 distributed in a staggered mode are formed in the middle layer plate 3;
s205, gluing the surface of a bottom plate 1, paving wood shavings by using three layers of paving heads, paving every two adjacent layers of wood shavings transversely and longitudinally, synchronously gluing the wood shavings to form a wood shavings layer I2, and paving a middle plate 3 on the top of the wood shavings layer I2;
s206, gluing the surface of the middle layer plate 3, paving the wood shavings by using three layers of paving heads, paving every two adjacent layers of wood shavings transversely and longitudinally, synchronously gluing the wood shavings to form a wood shavings layer II 5, and paving a top layer plate 6 on the top of the wood shavings layer II 5;
s207, pre-pressing the semi-finished plate prepared in the S206, wherein the pressure is controlled to be 3MPa, and the pre-pressing time is 1-2min;
s208, conveying the board pre-pressed in the step S207 into a hot press machine for high-temperature and high-pressure hot pressing, wherein the temperature of the hot press machine is controlled to be 120-130 ℃, the pressure is controlled to be 6-6.4MPa, and the hot pressing is carried out for 40-50min;
s209, taking out the shaving board subjected to hot press molding, feeding the shaving board into a roller press, performing rolling shape correction on the shaving board which is not cooled by using the roller press, and arranging a plurality of groups of cooling fans at two sides of the roller press;
s210, sawing the particle board after the shape correction is finished to obtain a finished particle board product;
s211, extracting partial finished shaving board products for sampling quality detection.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A veneerable oriented strand board comprising a bottom layer board (1), a top layer board (6) and an intermediate core layer, characterized in that: the middle core layer comprises a shaving layer I (2), a middle layer plate (3) and a shaving layer II (5);
a plurality of groups of strip-shaped holes (4) are formed in the middle layer plate (3);
the floor board (1), the wood shaving layer I (2), the middle board (3), the wood shaving layer II (5) and the top board (6) are formed through hot pressing.
2. A veneerable oriented strand board according to claim 1, wherein: the thickness of the bottom layer plate (1), the thickness of the top layer plate (6) and the thickness of the middle layer plate (3) are all 2-3mm.
3. A veneerable oriented strand board according to claim 1, wherein: the thickness of the first shaving layer (2) and the thickness of the second shaving layer (5) are both 5-7mm.
4. A veneerable oriented strand board according to claim 1, wherein: the plurality of groups of strip-shaped holes (4) are distributed on the middle layer plate (3) in a staggered way.
5. Process for the preparation of a veneerable oriented strand board according to any of the claims 1-4, comprising the following specific steps:
s1, a rotary cutter is utilized to cut a wood section into a whole veneer with the thickness of 2-3mm, a plate with a bark part is removed, and a qualified part is cut into veneers with fixed specifications which are respectively used as a bottom layer plate (1), a top layer plate (6) and a middle layer plate (3);
s2, utilizing a shaving machine to plane shavings with uniform sizes from the leftover materials selected in the step S1, and using the shavings as raw materials of the middle core layer for later use;
s3, drying the veneer and the wood shavings at the temperature of 130-140 ℃ by using a dryer, detecting the water content of the veneer and the wood shavings after the drying is finished, and taking out the veneer and the wood shavings when the water content is lower than 10%;
s4, perforating the middle layer plate (3) by using a perforating machine, and perforating a plurality of groups of strip-shaped holes (4) which are distributed in a staggered manner on the middle layer plate (3);
s5, gluing the surface of the bottom layer plate (1), paving the wood shavings by using the three-layer paving head, synchronously gluing the wood shavings to form a wood shavings layer I (2), and paving a middle layer plate (3) on the top of the wood shavings layer I (2);
s6, pre-pressing the semi-finished plate prepared in the S5, wherein the pressure is controlled to be 3MPa, and the pre-pressing time is 1-2min;
s7, gluing the surface of the middle layer plate (3), paving the wood shavings by using the three-layer paving head, synchronously gluing the wood shavings to form a wood shavings layer II (5), and paving a top layer plate (6) on the top of the wood shavings layer II (5);
s8, conveying the plate prepared in the S7 into a hot press for high-temperature and high-pressure hot pressing, and carrying out hot pressing for 40-50min in a high-temperature and high-pressure state;
s9, taking out the shaving board subjected to hot press forming, feeding the shaving board into a roller press, and performing rolling shape correction on the shaving board which is not cooled by the roller press;
s10, sawing the particle board after the shape correction is finished to obtain a finished particle board product;
s11, extracting partial finished shaving board products for sampling quality detection.
6. A process according to claim 5, wherein the process comprises the steps of: and the drying time of the S3 material in the dryer is controlled to be 30-40min.
7. A process according to claim 5, wherein the process comprises the steps of: and when the three-layer paving head is utilized to pave the wood shavings in the S5 and the S7, the two adjacent layers of wood shavings are respectively paved transversely and longitudinally.
8. A process according to claim 5 for the preparation of veneerable oriented strand board wherein: and in the S8, the temperature of the hot press is controlled to be 120-130 ℃, and the pressure is controlled to be 6-6.4MPa.
9. A process according to claim 5 for the preparation of veneerable oriented strand board wherein: and a plurality of groups of cooling fans are arranged on two sides of the S9 middle roller press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211004250.3A CN115401751A (en) | 2022-08-22 | 2022-08-22 | Oriented strand board capable of being decorated and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN2244464Y (en) * | 1995-08-24 | 1997-01-08 | 王文亮 | Plywood |
| CN2765749Y (en) * | 2005-01-31 | 2006-03-22 | 福建农林大学 | Novel timbering of composite bamboo and wooden |
| CN104108120A (en) * | 2014-06-30 | 2014-10-22 | 佛山市顺德区东顺木业有限公司 | Veneer combined container base board and manufacturing method thereof |
| CN104626292A (en) * | 2015-02-06 | 2015-05-20 | 寿光市鲁丽木业有限公司 | Surface-decorated oriented strand board and preparation process thereof |
| CN106239689A (en) * | 2016-08-29 | 2016-12-21 | 广西横县新威林板业有限公司 | The method that full Eucalyptus leftover pieces produce anticorrosion oriented wood chipboard |
| CN107030807A (en) * | 2017-03-21 | 2017-08-11 | 郭宝龙 | The preparation method of environment-friendly type shaving board |
| CN110666903A (en) * | 2019-11-12 | 2020-01-10 | 石家庄华杰木业有限公司 | Impregnated bond paper facing laminated wood board with core board and filling layer applied and manufacturing method thereof |
| CN111421624A (en) * | 2020-04-22 | 2020-07-17 | 东北林业大学 | Slow-release aromatic veneer and manufacturing method thereof |
| CN216915070U (en) * | 2021-12-29 | 2022-07-08 | 昆山好生活家居板有限公司 | Composite shaving board |
| CN217168865U (en) * | 2021-06-23 | 2022-08-12 | 东北林业大学 | Sewing wood shaving sandwich composite board |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2244464Y (en) * | 1995-08-24 | 1997-01-08 | 王文亮 | Plywood |
| CN2765749Y (en) * | 2005-01-31 | 2006-03-22 | 福建农林大学 | Novel timbering of composite bamboo and wooden |
| CN104108120A (en) * | 2014-06-30 | 2014-10-22 | 佛山市顺德区东顺木业有限公司 | Veneer combined container base board and manufacturing method thereof |
| CN104626292A (en) * | 2015-02-06 | 2015-05-20 | 寿光市鲁丽木业有限公司 | Surface-decorated oriented strand board and preparation process thereof |
| CN106239689A (en) * | 2016-08-29 | 2016-12-21 | 广西横县新威林板业有限公司 | The method that full Eucalyptus leftover pieces produce anticorrosion oriented wood chipboard |
| CN107030807A (en) * | 2017-03-21 | 2017-08-11 | 郭宝龙 | The preparation method of environment-friendly type shaving board |
| CN110666903A (en) * | 2019-11-12 | 2020-01-10 | 石家庄华杰木业有限公司 | Impregnated bond paper facing laminated wood board with core board and filling layer applied and manufacturing method thereof |
| CN111421624A (en) * | 2020-04-22 | 2020-07-17 | 东北林业大学 | Slow-release aromatic veneer and manufacturing method thereof |
| CN217168865U (en) * | 2021-06-23 | 2022-08-12 | 东北林业大学 | Sewing wood shaving sandwich composite board |
| CN216915070U (en) * | 2021-12-29 | 2022-07-08 | 昆山好生活家居板有限公司 | Composite shaving board |
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