CN106193297B - A kind of c-type wooden structures material for building and preparation method thereof - Google Patents
A kind of c-type wooden structures material for building and preparation method thereof Download PDFInfo
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- CN106193297B CN106193297B CN201610554285.2A CN201610554285A CN106193297B CN 106193297 B CN106193297 B CN 106193297B CN 201610554285 A CN201610554285 A CN 201610554285A CN 106193297 B CN106193297 B CN 106193297B
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- 239000000463 material Substances 0.000 title claims abstract description 66
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000002023 wood Substances 0.000 claims abstract description 18
- 239000000853 adhesive Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 14
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 13
- 239000005011 phenolic resin Substances 0.000 claims description 13
- 229920001568 phenolic resin Polymers 0.000 claims description 13
- 238000002788 crimping Methods 0.000 claims description 9
- 238000003892 spreading Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 241000218631 Coniferophyta Species 0.000 claims description 2
- 241000218652 Larix Species 0.000 claims description 2
- 235000005590 Larix decidua Nutrition 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 2
- 241000018646 Pinus brutia Species 0.000 claims description 2
- 235000011613 Pinus brutia Nutrition 0.000 claims description 2
- 235000011609 Pinus massoniana Nutrition 0.000 claims description 2
- 241000018650 Pinus massoniana Species 0.000 claims description 2
- 210000001015 abdomen Anatomy 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000004513 sizing Methods 0.000 claims description 2
- 241000894007 species Species 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 239000012774 insulation material Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000002344 surface layer Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000005431 greenhouse gas Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
Abstract
本发明公开了一种建筑用C型木质结构材及其制备方法，包括C型木质结构材本体。所述的C型木质结构材本体包括腹板、翼缘或腹板、翼缘和卷边组成的截面为C形的结构，其特征在于：用木质单板通过不同的组坯结构，施胶模压复合而成。本发明的优点是C型木质结构材可以替代木结构建筑及混合结构建筑墙体中的部分墙骨柱，节省大量的优质木材的消耗，减轻了墙体的自重，也降低了成本；同时C型木质结构材的空腔有利于对墙体保温材料的填充及固定；大截面建筑用C型木质结构材可以单肢或通过工字型拼合、双肢抱合等多种拼合形式使用，使建筑轻巧灵活，提高建筑物内部空间结构；适合于企业批量生产，施工速度快，工业化程度高。
The invention discloses a C-shaped wooden structural material for construction and a preparation method thereof, comprising a C-shaped wooden structural material body. The body of the C-shaped wood structural material includes a web, a flange or a web, a flange and a curled edge, and the cross-section is a C-shaped structure. Moulded compound. The advantages of the present invention are that the C-type wooden structural material can replace some of the wall studs in the walls of wooden buildings and mixed-structure buildings, saving a lot of high-quality wood consumption, reducing the self-weight of the wall and reducing the cost; The cavity of the wood structure material is conducive to the filling and fixing of the wall insulation material; the C-shape wood structure material for large-section buildings can be used in a variety of ways such as single-limb or I-shaped splicing, double-limb clasping, etc. Lightweight and flexible, it can improve the internal space structure of buildings; it is suitable for mass production of enterprises, with fast construction speed and high degree of industrialization.
Description
Technical field
The present invention relates to the structural wood fields in wood working industry, more particularly to a kind of c-type wooden structures for building
Material and preparation method thereof.
Background technique
Light gauge cold-formed steel shape due to its efficiently, from heavy and light, be easily installed and low cost and be widely used in lightweight steel construction and build
Industry is built, however steel belong to greenhouse gases dense materials, the development need of steel industry consumes a large amount of fossil energy, leads
It causes greenhouse gases largely to discharge, does not meet low-carbon economy development.
Novel structural lumber is developed, it is very necessary to the consumption of resource to reduce building trade.Bar cross section product is certain
In the case where section it is openr, mechanics and its economic performance are better.A kind of proposition of c-type wooden structures material for building meets
The structure of construction application and the requirement in terms of energy-efficient performance, can be improved the utilization rate of timber resources, energy saving, have
Effect alleviates global greenhouse effects problem.It can be substituted in light-duty wooden and Temperature Variation In Buildings of Mixed Structures with c-type wooden structures material
Part wall column precast light wall mitigates structural weight per square meter.In addition, big section c-type wooden structures material for building can single limb or
It is used by a variety of split forms such as I-shaped split, double limb obvolvents, keeps building light and handy flexible, improve building interior space knot
Structure.
Summary of the invention
It is an object of that present invention to provide one kind from heavy and light and to design reasonable c-type wooden structures material for building and its preparation side
Method.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows: a kind of c-type wooden structures material for building and its
Preparation method, including c-type wooden structures material ontology.The c-type wooden structures material ontology includes web (1), the edge of a wing (2) or abdomen
The section of plate (1), the edge of a wing (2) and crimping (3) composition is the structure of C-shaped, it is characterised in that: passes through different groups with Wooden veneer
Blank structure, sizing molding are combined.
A kind of c-type wooden structures material for building, which is characterized in that the web (1) of the c-type wooden structures material
It is 90 degree with the edge of a wing (2) angulation, the edge of a wing (2) and crimping (3) angulation are 90 degree, and bending part will use arc transition
The radius of processing, circular arc is controlled in 6~20mm.
A kind of c-type wooden structures material for building, which is characterized in that the slenderness ratio of the c-type wooden structures material
No more than 150, wall thickness is 10~100mm, and web height size is not less than 150mm, and two sides flange width is not less than 90mm, two
Side crimp profile is greater than 40mm.
A kind of c-type wooden structures material for building, which is characterized in that the Wooden veneer tree species answer selective radiation
The softwoods such as pine, larch, masson pine and araucaria, Wooden veneer thickness requirement are controlled in 1.0~8.0mm.
A kind of c-type wooden structures material for building, which is characterized in that the veneer group blank structure, using in length and breadth
Interlaced arrangement principle is that Wooden veneer direction of wooden fibers is parallel to the number of plies of c-type wooden structures material long axis direction more than perpendicular to C
The veneer number of plies of type wooden structures material long axis direction.
A kind of c-type wooden structures material for building, which is characterized in that thermosetting property phenol is used between the Wooden veneer
Urea formaldehyde adhesive is bonded.
A kind of preparation method of the c-type wooden structures material for building, it is characterised in that the following steps are included:
(1) the good Wooden veneer of rotary-cut is cut, removes the material for not meeting wooden structures composite wood quality standard
Defect produces several tiny cracks in tight side with tenderizing veneer sheets machine, and is allowed to symmetrical with loose side as much as possible, does
It is dry to arrive moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on veneer as needed
Surface, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by suitable grain direction, and be arranged symmetrically by elastic face and be put into C
Pattern has assembly, and after being locked into mould, being integrally placed to veneer average moisture content in 40~60 DEG C of dry kilns to slab with mold is
10~12%；
(4) after slab Veneer moisture reaches requirement, adjustment mold apply pressure to unit pressure control 2.6~
4.0MPa, and dry kiln temperature is increased to 140~160 DEG C and is integrally heated to slab veneer and mold, heating time be
35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
The softening processing of veneer described in step (1) refer to by the tight face generated in rotary-cut carry out mechanical comb solution crack so as to
It is handled with the back side crack two plane balancing of slack list, while reduce veneer makes final products generation curved because of the asymmetry in back side crack
The maximum crack of song deformation, the generation of machinery comb solution is less than veneer thickness.
A kind of spreading of the c-type wooden structures material for building described in step (3) in long axis direction Wooden veneer, it is to be ensured that nothing
Off-seam, and adjacent layer veneer seam should be staggered, the spacing of seam is 30 times or more of veneer thickness.
The beneficial effects of the present invention are: a kind of c-type wooden structures material for building can substitute timber buildings and mixing knot
Part wall column in structure construction wall saves the consumption of a large amount of high-quality timber, mitigates the self weight of wall, also reduce into
This；The cavity of c-type wooden structures material is conducive to filling and fixation to wall heat insulation material simultaneously；Big section c-type wood for building
Structural material can be used by a variety of split forms, it is whole light and handy flexible make building, while improving building interior space knot
Structure；It is suitable for enterprise's batch production, speed of application is fast, and industrialization degree is high.
Detailed description of the invention
Fig. 1 is a kind of c-type wooden structures material structure I schematic diagram for building；
Fig. 2 is a kind of c-type wooden structures material structure I I schematic diagram for building；
Fig. 3 is structure I veneer assemble pattern schematic diagram；
Fig. 4 is structure I veneer assemble pattern schematic diagram；
Fig. 5 is structure I I veneer assembly structural schematic diagram；
Fig. 6 is structure I I veneer assembly structural schematic diagram.
Wherein 1- web；The edge of a wing 2-；3- crimping；The surface layer 4- cross grain Wooden veneer, veneer machine direction and structural wood
Long axis direction is vertical；The longitudinal direction 5- texture Wooden veneer, veneer machine direction is parallel with structural wood long axis direction, two-sided as needed
It is coated with phenolic resin adhesive；6- cross grain Wooden veneer, double spread phenolic resin adhesive；The surface layer 7- longitudinal direction texture list
Plate.
Specific embodiment
The present invention is described in further detail below in conjunction with attached Example.
Embodiment one: as shown in Figure 1,3, a kind of c-type wooden structures material for building, structure includes web 1 and the edge of a wing 2,
Web 1 and two side wing edges, 2 angulation are 90 degree, and the radius of bending part circular arc is 10mm；Assemble pattern is that five layers of veneer are vertical
Traversed by is wrong, and cross grain Wooden veneer 4 machine direction in surface layer is vertical with structural wood long axis direction, and intermediate three layers of longitudinal texture is wooden
5 machine direction of veneer is parallel with structural wood long axis direction.The double spread phenolic resin adhesive as needed of veneer 5.
A method of processing above-described embodiment one a kind of c-type wooden structures material for building, it the following steps are included:
(1) the good Wooden veneer of rotary-cut is cut, removes the material for not meeting wooden structures composite wood quality standard
Defect produces several tiny cracks in tight side with tenderizing veneer sheets machine, and is allowed to symmetrical with loose side as much as possible, does
It is dry to arrive moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on veneer as needed
Surface, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by suitable grain direction, and be arranged symmetrically by elastic face and be put into C
Pattern has assembly, and after being locked into mould, being integrally placed to veneer average moisture content in 40~60 DEG C of dry kilns to slab with mold is
10~12%；
(4) after slab Veneer moisture reaches requirement, adjustment mold apply pressure to unit pressure control 2.6~
4.0MPa, and dry kiln temperature is increased to 140~160 DEG C and is integrally heated to slab veneer and mold, heating time be
35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
Embodiment two: as shown in Fig. 1,4, a kind of c-type wooden structures material for building, structure I includes web 1 and the edge of a wing 2,
Web 1 and two side wing edges, 2 angulation are 90 degree, and the radius of bending part circular arc is 10mm；Assemble pattern is that five layers of veneer are vertical
Traversed by is wrong, and veneer 5 is longitudinal texture veneer, and veneer 6 is cross grain Wooden veneer double spread phenolic resin adhesive, veneer
7 be surface layer longitudinal direction texture veneer.
A method of processing above-described embodiment two a kind of c-type wooden structures material for building, it the following steps are included:
(1) the good Wooden veneer of rotary-cut is cut, removes the material for not meeting wooden structures composite wood quality standard
Defect produces several tiny cracks in tight side with tenderizing veneer sheets machine, and is allowed to symmetrical with loose side as much as possible, does
It is dry to arrive moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on veneer as needed
Surface, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by suitable grain direction, and be arranged symmetrically by elastic face and be put into C
Pattern has assembly, and after being locked into mould, being integrally placed to veneer average moisture content in 40~60 DEG C of dry kilns to slab with mold is
10~12%；
(4) after slab Veneer moisture reaches requirement, adjustment mold apply pressure to unit pressure control 2.6~
4.0MPa, and dry kiln temperature is increased to 140~160 DEG C and is integrally heated to slab veneer and mold, heating time be
35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
Embodiment three: as shown in Fig. 2,5, a kind of c-type wooden structures material for building, structure I I includes web 1, the edge of a wing 2
With crimping 3, web 1 and two side wing edges, 2 angulation are 90 degree, and the edge of a wing 2 and 3 angulation of crimping are 90 degree, bending part circle of position
The radius of arc is 10mm；Assemble pattern is that five layers of veneer are criss-cross, 4 machine direction of surface layer cross grain Wooden veneer and structure
Material long axis direction is vertical, and intermediate three layers of longitudinal texture 5 machine direction of Wooden veneer are parallel with structural wood long axis direction.Veneer 5
According to needing double spread phenolic resin adhesive.
A method of processing above-described embodiment three a kind of c-type wooden structures material for building, it the following steps are included:
(1) the good Wooden veneer of rotary-cut is cut, removes the material for not meeting wooden structures composite wood quality standard
Defect produces several tiny cracks in tight side with tenderizing veneer sheets machine, and is allowed to symmetrical with loose side as much as possible, does
It is dry to arrive moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on veneer as needed
Surface, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by suitable grain direction, and be arranged symmetrically by elastic face and be put into C
Pattern has assembly, and after being locked into mould, being integrally placed to veneer average moisture content in 40~60 DEG C of dry kilns to slab with mold is
10~12%；
(4) after slab Veneer moisture reaches requirement, adjustment mold apply pressure to unit pressure control 2.6~
4.0MPa, and dry kiln temperature is increased to 140~160 DEG C and is integrally heated to slab veneer and mold, heating time be
35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
Example IV: as shown in Figure 2,6, a kind of c-type wooden structures material for building, structure I I includes web 1, the edge of a wing 2
With crimping 3, web 1 and two side wing edges, 2 angulation are 90 degree, and the edge of a wing 2 and 3 angulation of crimping are 90 degree, bending part circle of position
The radius of arc is 10mm；Assemble pattern is that five layers of veneer are criss-cross, and veneer 5 is longitudinal texture veneer, and veneer 6 is cross grain
Wooden veneer double spread phenolic resin adhesive, veneer 7 are surface layer longitudinal direction texture veneer.
A method of processing above-described embodiment four a kind of c-type wooden structures material for building, it the following steps are included:
(1) the good Wooden veneer of rotary-cut is cut, removes the material for not meeting wooden structures composite wood quality standard
Defect produces several tiny cracks in tight side with tenderizing veneer sheets machine, and is allowed to symmetrical with loose side as much as possible, does
It is dry to arrive moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on veneer as needed
Surface, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by suitable grain direction, and be arranged symmetrically by elastic face and be put into C
Pattern has assembly, and after being locked into mould, being integrally placed to veneer average moisture content in 40~60 DEG C of dry kilns to slab with mold is
10~12%；
(4) after slab Veneer moisture reaches requirement, adjustment mold apply pressure to unit pressure control 2.6~
4.0MPa, and dry kiln temperature is increased to 140~160 DEG C and is integrally heated to slab veneer and mold, heating time be
35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, and is more made herein
With c-type wooden structures material term, but it does not exclude the possibility of using other terms.It is all right according to the technical essence of the invention
Any simple modification, change and equivalent structural changes, still fall within the guarantor of technical solution of the present invention made by above embodiments
It protects in range.
Claims (9)
1. a kind of c-type wooden structures material for building, including c-type wooden structures material ontology, the c-type wooden structures material ontology is abdomen
Plate (1) and the edge of a wing (2) composition section be the structure of C-shaped or the c-type wooden structures material ontology be web (1), the edge of a wing (2) and
The section of crimping (3) composition is the structure of C-shaped, it is characterised in that:
By Wooden veneer by different group blank structures, sizing molding is combined the c-type wooden structures material ontology；Described group
Blank structure is that Wooden veneer direction of wooden fibers is parallel to the number of plies of the c-type wooden structures material long axis direction more than perpendicular to described
The veneer number of plies of c-type wooden structures material long axis direction.
2. c-type wooden structures material for building according to claim 1, which is characterized in that the web (1) and the edge of a wing
(2) angulation is 90 degree, and the edge of a wing (2) and the crimping (3) angulation are 90 degree, the c-type wooden structures material sheet
The bending part of body is handled using arc transition, and the radius of the circular arc is controlled in 6~20mm.
3. c-type wooden structures material for building according to claim 1, which is characterized in that the length of the c-type wooden structures material
Thin than being no more than 150, wall thickness is 10~100mm, and the height dimension of the web is not less than 150mm, flange width described in two sides
Not less than 90mm, crimp profile described in two sides is greater than 40mm.
4. c-type wooden structures material for building according to claim 1, which is characterized in that the tree species of the Wooden veneer are
One of pine, larch, masson pine and araucaria or any several combination, the thickness requirement control of the Wooden veneer
System is in 1.0~8.0mm.
5. c-type wooden structures material for building according to claim 1, which is characterized in that the veneer group blank structure uses
Be criss-cross arranged principle.
6. c-type wooden structures material for building according to claim 1, which is characterized in that with heat between the Wooden veneer
Solidity phenolic resin adhesive is bonded.
7. a kind of preparation method of c-type wooden structures material for building according to claim 1, which is characterized in that including with
Lower step:
(1) the good Wooden veneer of rotary-cut is cut, the material that removing does not meet wooden structures composite wood quality standard lacks
It falls into, produces several tiny cracks in tight side with tenderizing veneer sheets machine, and be allowed to symmetrical with loose side as much as possible, it is dry
To moisture content 8~10%；
(2) Wooden veneer of the softening after dry is glued, phenolic resin adhesive is uniformly coated on to veneer table as needed
Face, two-sided resin added control is in 250~350g/m2；
(3) after veneer glue application, spreading is docked along end by preset grain direction, and be arranged symmetrically by elastic face and be put into c-type mould
Have assembly, after being locked into mould, with mold be integrally placed in 40~60 DEG C of dry kilns to slab veneer average moisture content be 10~
12%, wherein the structure of the assembly is that Wooden veneer direction of wooden fibers is parallel to the c-type wooden structures material long axis direction
The number of plies is more than the veneer number of plies perpendicular to the c-type wooden structures material long axis direction；
(4) after slab Veneer moisture reaches requirement, adjustment mold applies pressure to unit pressure and controls in 2.6~4.0MPa,
And dry kiln temperature is increased to 140~160 DEG C, slab veneer and mold are integrally heated, heating time is 35 minutes；
(5) after the completion of solidifying, 60~90 DEG C are cooled to, demoulding is displayed 48 hours or more, flush, deburring.
8. preparation method according to claim 7, which is characterized in that the softening processing of the veneer refers to and will produce in rotary-cut
Raw tight face carries out mechanical comb solution crack to handle with the back side crack two plane balancing of slack list, while reducing veneer because the back side is split
The asymmetry of gap and make final products generate bending deformation, machinery comb solution generation maximum crack be less than veneer thickness.
9. preparation method according to claim 7, which is characterized in that the wooden list of the c-type wooden structures material long axis direction
The spreading of plate ensures no off-seam, and adjacent layer veneer seam is staggered, and the spacing of the seam is the 30 of the Wooden veneer thickness
Times or more.
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| EP0822042A2 (en) * | 1996-07-31 | 1998-02-04 | Xiloform S.p.A. | Process and machine for manufacturing shaped profiles in curved plywood for covering columns and the like |
| CN1644333A (en) * | 2005-02-07 | 2005-07-27 | 陈万利 | Production and products for composite wooden board and square column |
| CN1962216A (en) * | 2005-11-10 | 2007-05-16 | 陈钦炜 | Improved structure of synthetic wood column |
| CN201002289Y (en) * | 2007-02-03 | 2008-01-09 | 刘鼎革 | Wooden sectional bar |
| CN101456195A (en) * | 2008-04-28 | 2009-06-17 | 国家林业局北京林业机械研究所 | Structure plywood plate for timber-construction and production method thereof |
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| ATE345911T1 (en) * | 2001-05-30 | 2006-12-15 | Univ Dresden Tech | WOODEN PROFILE AND METHOD FOR PRODUCING IT |
| CN1994704A (en) * | 2006-01-05 | 2007-07-11 | 赵仁杰 | Method for manufacturing moulded wood section bar for construction |
| CN103437544A (en) * | 2013-08-26 | 2013-12-11 | 泰州市华丽木业有限公司 | Building template and processing method thereof |
| CN104084997B (en) * | 2014-07-07 | 2016-04-27 | 南京林业大学 | Continuously shaped composite construction material and manufacture method thereof |
| CN105220861A (en) * | 2015-10-29 | 2016-01-06 | 浙江大东吴绿家木业有限公司 | A kind of novel double-layer structure solid wooden compound floor and preparation method |
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| EP0822042A2 (en) * | 1996-07-31 | 1998-02-04 | Xiloform S.p.A. | Process and machine for manufacturing shaped profiles in curved plywood for covering columns and the like |
| CN1644333A (en) * | 2005-02-07 | 2005-07-27 | 陈万利 | Production and products for composite wooden board and square column |
| CN1962216A (en) * | 2005-11-10 | 2007-05-16 | 陈钦炜 | Improved structure of synthetic wood column |
| CN201002289Y (en) * | 2007-02-03 | 2008-01-09 | 刘鼎革 | Wooden sectional bar |
| CN101456195A (en) * | 2008-04-28 | 2009-06-17 | 国家林业局北京林业机械研究所 | Structure plywood plate for timber-construction and production method thereof |
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Application publication date: 20161207 Assignee: Zhejiang Menglihong Bamboo and Wood Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000055 Denomination of invention: C-shaped wooden structure material for construction and preparation method thereof Granted publication date: 20190402 License type: Common License Record date: 20190910 |
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Effective date of registration: 20200429 Address after: 222505 No.21 Foshan Road, Guannan Economic Development Zone, Lianyungang City, Jiangsu Province Patentee after: LIANYUNGANG HUAFU WOOD Co.,Ltd. Address before: Nanjing City, Jiangsu province 210037 Longpan Road No. 159 Patentee before: NANJING FORESTRY University |
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