CN102581917A - Scrimber comprising wood wool rod units and manufacturing method - Google Patents
Scrimber comprising wood wool rod units and manufacturing method Download PDFInfo
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- CN102581917A CN102581917A CN2012100596699A CN201210059669A CN102581917A CN 102581917 A CN102581917 A CN 102581917A CN 2012100596699 A CN2012100596699 A CN 2012100596699A CN 201210059669 A CN201210059669 A CN 201210059669A CN 102581917 A CN102581917 A CN 102581917A
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- wood wool
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- wool bar
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Abstract
The invention discloses a scrimber comprising wood wool rod units and a manufacturing method. Wood wool rods with identical specifications are directionally laid on a cushion plate in a stepped stacking mode or a brick wall type stacking mode after being selected, straightened, dried and glued, then the cushion plate is conveyed into a lower mold of an opening type mold mounted on a hot press, and single wood wool slabs are manufactured by means of thickness limiting mold pressing, pressure relieving, mold releasing and sanding processing; or the wood wool rods are directionally laid in a stepped stacking mode or a brick wall type stacking mode on the cushion plate placed at the bottom of a mold pressing box, and a wood wool mold pressing material is manufactured by means of mold pressing, pressure relieving and mold releasing. The scrimber has the advantages that characteristics of natural solid wood are kept, gluing area and gluing strength are improved, the problem that products including plywood, technical wood and the like need to be formed by single plates manufactured by means of rotationally cutting straight logs of large-diameter tree trunks is solved, and the problem of strain on resources and resource exhaustion of raw materials for producing the man-made board products is also solved.
Description
Technical field
The present invention relates to a kind of reorganization wood and preparation method, especially relating to a kind of is the reorganization wood and the preparation method of unit with the wood wool bar.
Background technology
Wood-based plate is to be processed into various junior units (veneer, fiber, wood shavings etc.) to timber (or non-wood plant fibre) earlier, combines these junior units then and is processed into glued board, fiberboard, particieboard etc.No matter junior unit of the same type is that form or size are not unanimity with regard to its individuality; Timber original macrostructure structure or heterogeneous microstructure (like fiber) have also been destroyed simultaneously; Be not to arrange in order but combination at random by the machine direction of original solid wood between each junior unit during assembly, the performance indications of made various wood-based plates and outward appearance and solid wood have very big difference.Process these junior units simultaneously and have that energy consumption is high, the problem of dust pollution; Fiber and wood shavings bodily form small specific surface are long-pending big, thereby the higher formaldehyde of the big cost of resin added discharges also bigger; Veneer forms through using bore round log rotary-cut big, that trunk is straight, and its raw material face nervous with the exhausted problem of resource.
Reorganization wood is to rub cheap low materials such as speed living small dimension wood, brush wood and saw lumber leftover pieces the laterally not exclusively fracture of with the hands apparatus processing one-tenth through grinding; Vertically loose and staggered continuous netted wood bundle, again through drying, applying glue, mat formation and hot pressing (or mold pressing) and process a kind of novel artificial solid wood.In existing flakeboard kind, the wood property of reorganization wood is near the artifical board material of former solid wood.But up to the present all successfully do not realize suitability for industrialized production and apply owing to a variety of causes; One of them major reason is this wooden Shu Danyuan form of wood of recombinating as previously mentioned, causes a lot of difficulties and is difficult to reach dreamboat in drying, applying glue, each workshop section of mating formation.It is the maximum process for preparing raw material of energy consumption that the wood of recombinating in addition adopts rolled-on method to process raw material, and the wooden bundle of reorganization produces the extremely difficult elimination of huge compression and has a strong impact on product quality and outward appearance under the milling roller effect.
Summary of the invention
Efficiently utilize timber in order to protect forest resources; Deficiency to above-mentioned prior art existence; The purpose of this invention is to provide a kind of is the reorganization wood and the preparation method of unit with the wood wool bar, is the unit with the wood wool bar, after its process screening, alignment, drying, applying glue; The new assembly method of the utilization assembly of mating formation on backing plate or conveyer belt, at last in mould or pressure roller gluing compression set type is processed the wood wool veneer and in mould glue compression set type process the wood wool moulded timber.
The technical scheme that the present invention adopts is:
One, a kind of is the reorganization wood of unit with the wood wool bar:
Reorganization wood is at its section perpendicular to wood wool pole length direction, and adjacent wood wool bar is closely arranged, and laminates glue interface with quadrangle each other and reticulates structure; Reorganization wood is parallel to the section of wood wool pole length direction at it, between all adjacent three wood wool bars of wood wool pole length direction, is the brickwall extruding, laminates or push and laminate the bridging arrangement that combines.
Two, a kind of is the wooden Preparation Method of reorganization of unit with the wood wool bar:
After the screening of wood wool bar process, alignment, drying, applying glue; Wood wool bar with same size; Adopting staged to laminate orienting spreading or brickwall laminates orienting spreading and on backing plate, becomes slab; Then slab is sent into together with backing plate in the counterdie of the open-close type mould that is installed on the hot press, handled through the thick mold pressing of limit, release, the demoulding and sanding and process the wood wool veneer; Or on the backing plate of moulded suitcase 8 bottoms placement, the employing staged laminates orienting spreading or brickwall laminates orienting spreading, processes the wood wool moulded timber through mold pressing, release, the demoulding.
Described staged laminates orienting spreading: be meant directed along the width of plate slab direction earlier; Wood wool pole length direction is parallel with the slab length direction; The row's wood wool bar of neatly evenly mating formation moves wood wool pole length distance half to the slab length direction then, again along the width of plate slab direction orientation row's wood wool bar of neatly evenly mating formation; Then the repetition said process is until accomplishing one or more layers plate blank paving; Plate blank paving thickness is by the decision of the prepared desired thickness of reorganization wood products and density, and as ladder, adjacent every row's wood wool bar has half to overlap together at slab thickness and length direction for every layer of wood wool bar.
Described brickwall laminates orienting spreading: be meant directed along the width of plate slab direction earlier; Wood wool pole length direction is parallel with the slab length direction; The row's wood wool bar of neatly evenly mating formation; Move a wood wool pole length distance to the slab length direction then, along the width of plate slab direction orientation row's wood wool bar of neatly evenly mating formation, repeat said process and mat formation again until accomplishing one deck; Adjacent two row's wood wool bar tandem array places of understorey screw mandrel length direction are aimed in the centre position of then pressing the wood wool pole length; Repeat as previously mentioned pavement process to setting pavement thickness, plate blank paving thickness is by prepared desired thickness of reorganization wood products and density decision, and each layer wood wool bar overlaps together as a brick wall at slab thickness and length direction.
When described mold pressing is hot pressing, pressure F=0.2～2MPa, temperature=150～180 ℃, time=2～10min; Described mold pressing is when colding pressing, and pressure F is (5～10) * 10
6Pa, the time of colding pressing is (15～30) h.
The beneficial effect that the present invention has is:
The present invention has kept wood both macro and micro institutional framework and wood characteristics thereof; Keep good density uniformity, keep contact of formation face or line contact between each wood wool bar unit, avoid a contact; Improve gummed area and bonding strength to greatest extent; Overcome many drawbacks of wooden production technology of traditional reorganization and product quality, realized mechanization and automated production and control easily, made reorganization wood realize that suitability for industrialized production becomes possibility.Use the wood wool veneer to replace rotary cut venner; Solved productions such as glued board, scientific and technological wood and must use the veneer that forms with the straight round log rotary-cut of larger caliber trunk problem, also solved nervous with the exhausted problem of these wood-based panel product raw material resourceses of producing simultaneously as the unit.
Description of drawings
Fig. 1 is wood wool veneer slab glue molded (cross section) sketch map.
Fig. 2 is a wood wool rod-shape size sketch map.
Fig. 3 is that staged laminates or brickwall laminates orienting spreading slab floor map.
Fig. 4 is that staged laminates orienting spreading slab A to (one deck) enlarged side view among Fig. 3.
Fig. 5 is that brickwall laminates orienting spreading slab A to (three layers) enlarged side view among Fig. 3.
Fig. 6 is to be the local enlarged diagram in reorganization wood cross section of unit preparation with the wood wool bar.
Fig. 7 is to be the local enlarged diagram in reorganization wood vertical section of unit preparation with the wood wool bar.
Fig. 8 is that successively the orienting spreading assembly is made wood wool moulded timber (cross section) sketch map.
Among the figure: 1, hot press platen, 2, the wood wool bar, 3, the open-close type mould, 4, backing plate, 5, go up platen,
6, following platen, 7, the wood wool veneer, 8, moulded suitcase, 9, pressing mold, 10, the wood wool moulded timber.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
So-called wood wool bar: be with undersized log, thinnings, brush wood or waste and old wood; The draw ratio that adopts the CN102085681A disclosed method and process is big; Its shape of cross section is rectangle, triangle or trapezoidal, thickness uniform form, the quadrangular of whole shape such as splint or triangular prism.With its process screening (oscillatory type screening machine; The screen cloth customization; The short material of removal coarse fodder), alignment (reciprocal carding machine of tealeaves or self-control), dry (drying box; 103 ± 2 ℃ of temperature, control wood wool bar moisture content 6%～9%), applying glue (self-control drum-type glue sprayer, modified urea-formaldehyde resin glue, resin added 7%～9%) and the wood wool bar of processing is the unit; The utilization assembly method assembly of mating formation on backing plate or conveyer belt, at last in mould or pressure roller gluing compression set type is processed the wood wool veneer and in mould glue compression set type process the wood wool moulded timber.
Embodiment 1:
As shown in Figure 3; Be to adopt the orienting spreading assembly method that staged laminates or brickwall laminates on the backing plate 4 of 700mm * 1300mm horizontal positioned at a book size; The directed quantitative one layer or more of mating formation is processed same specification after screening, alignment, drying, applying glue the wood wool bar 2 of locating; Wood wool bar dimensions is B * H * L=(0.5～3.0) mm * (0.5～3.0) mm * (50～500) mm, like Fig. 2.So-called staged laminates orienting spreading and is meant directed along the width of plate slab direction earlier; Wood wool pole length direction is parallel with the slab length direction; The row's wood wool bar of neatly evenly mating formation moves wood wool pole length distance half to the slab length direction then, again along the width of plate slab direction orientation row's wood wool bar of neatly evenly mating formation; Then the repetition said process is until accomplishing the one layer or more plate blank paving, like Fig. 3.The pavement thickness of the plate blank paving thickness=number of plies of mating formation * every layer of wood wool bar, plate blank paving thickness is by prepared desired thickness of reorganization wood products and density decision.Just as one-level level ladder, adjacent every row's wood wool bar has half to overlap together, like Fig. 4 (every layer thickness is by the height H or the width B signal of a wood wool bar among the figure) at slab thickness and length direction for every layer of wood wool bar like this.So-called brickwall laminates orienting spreading and is meant directed along the width of plate slab direction earlier; Wood wool pole length direction is parallel with the slab length direction; The row's wood wool bar of neatly evenly mating formation; Move a wood wool pole length distance to the slab length direction then, along the width of plate slab direction orientation row's wood wool bar of neatly evenly mating formation, repeat said process and mat formation again until accomplishing one deck; Adjacent two row's wood wool bar tandem array places of understorey screw mandrel length direction are aimed in the centre position of then pressing wood wool bar 2 length; Repeat as previously mentioned pavement process to setting pavement thickness, the pavement thickness of the plate blank paving thickness=number of plies of mating formation * every layer of wood wool bar, plate blank paving thickness is by prepared desired thickness of reorganization wood products and density decision; Each layer wood wool bar overlaps together just as a brick wall at slab thickness and length direction like this, like Fig. 3, Fig. 5 (every layer thickness is by the height H or the width B signal of a wood wool bar among the figure).
At last slab is sent in the counterdie that is installed in the open-close type mould 3 on the hot press platen 1 respectively together with backing plate 4, like Fig. 1, through the thick hot pressing of limit (pressure F=0.2MPa, temperature=180 ℃, time=2min; Or pressure F=2MPa, temperature=160 ℃, time=10min; Or pressure F=1MPa, temperature=150 ℃, time=8min), release, the demoulding, sanding surface handle and process wood wool veneer 7.Wood wool veneer 7 thickness are by 3 controls of open-close type mould, and thickness is respectively (after the sanding) 2mm, 16mm, 6mm, veneer book size 700mm * 1300mm.
Embodiment 2:
Like Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 8; On the backing plate 4 of a long * wide * height=1300mm * 700mm * 600mm moulded suitcase 8 bottoms placement; To pass through the wood wool bar 2 of processing same specification after screening, alignment, drying, the applying glue; Adopt the successively directed quantitatively location of orienting spreading assembly method that staged laminates or brickwall laminates to mat formation to the 600mm height, send into then on the following platen 6 of pressure type cold press on the individual layer that platen 5 is equipped with pressing mold 9, (pressure F is 5 * 10 through colding pressing
6Pa, the time of colding pressing is 30h; Or pressure F is 10 * 10
6Pa, the time of colding pressing is 15h; Or pressure F is 8 * 10
6Pa, the time of colding pressing is 24h), release, the demoulding process wood wool moulded timber 10, the length of wood wool moulded timber 10 * wide=1300mm * 700mm, height dimension is by factors such as the density decision of press pressure, time, wood wool moulded timber 10.
As shown in Figure 6; Be that the unit is taked in the cross section (perpendicular to wood wool pole length direction) of method for preparing reorganization wood with the wood wool bar; Adjacent wood wool bar is closely arranged under press pressure and adhesive glue force action; Laminate glue interface with quadrangle each other and reticulate structure, product bonding strength, interior bond strength and elastic modelling quantity strengthen greatly.Simultaneously as shown in Figure 7; In its vertical section (being parallel to wood wool pole length direction); Wood wool bar b1 on the upper strata is embedding under the press pressure effect between two adjacent side by side wood wool bar a1 of lower floor and between the a2; Perhaps the wood wool bar b2 on upper strata is laminated on two wood wool bars a2 of lower floor and the a3; Because the centre position of overstory screw mandrel b1 and b2 length just in time lays respectively at the tandem array place of understorey screw mandrel a1 and a2 length direction and the tandem array place of a2 and a3 length direction, the centre position of understorey screw mandrel a2 length also just in time is positioned at the tandem array place of overstory screw mandrel b1 and b2 length direction simultaneously; Through wood wool bar b1 composing an integral body between wood wool bar a1 and the a2; It also is like this in like manner reaching between wood wool bar a2 and b1, the b2 between wood wool bar b2 and a2, the a3; Between all adjacent three wood wool bars of wood wool pole length direction, be brickwall extruding like this, laminate or push and laminate the bridging arrangement that combines and to compose a reorganization wood whole; The MOR of product strengthens greatly, and Density Distribution is also very even.
Claims (5)
1. one kind is the reorganization wood of unit with the wood wool bar, and it is characterized in that: reorganization wood is at its section perpendicular to wood wool pole length direction, and adjacent wood wool bar is closely arranged, and laminates glue interface with quadrangle each other and reticulates structure; Reorganization wood is parallel to the section of wood wool pole length direction at it, between all adjacent three wood wool bars of wood wool pole length direction, is the brickwall extruding, laminates or push and laminate the bridging arrangement that combines.
2. be used for claim 1 described a kind of be the wooden Preparation Method of reorganization of unit with the wood wool bar; After the screening of wood wool bar process, alignment, drying, applying glue; It is characterized in that: with the wood wool bar (2) of same size; Adopting staged to laminate orienting spreading or brickwall laminates orienting spreading and on backing plate (4), becomes slab; Then slab is sent into together with backing plate (4) in the counterdie of the open-close type mould (3) that is installed on the hot press, handled through the thick mold pressing of limit, release, the demoulding and sanding and process wood wool veneer (7); Or on the backing plate (4) of moulded suitcase (8) bottom placement, the employing staged laminates orienting spreading or brickwall laminates orienting spreading, processes wood wool moulded timber (10) through mold pressing, release, the demoulding.
3. according to claim 2 a kind of be the wooden Preparation Method of reorganization of unit with the wood wool bar; It is characterized in that; Described staged laminates orienting spreading: be meant that elder generation is directed along the width of plate slab direction, wood wool bar (2) length direction is parallel with the slab length direction, the row's wood wool bar (2) of neatly evenly mating formation; Move half wood wool bar (2) length distance to the slab length direction then; Along the width of plate slab direction orientation row's wood wool bar of neatly evenly mating formation, then the repetition said process is until accomplishing one or more layers plate blank paving again, and plate blank paving thickness is by prepared desired thickness of reorganization wood products and density decision; As ladder, adjacent every row's wood wool bar has half to overlap together to every layer of wood wool bar (2) at slab thickness and length direction.
4. according to claim 2 a kind of be the wooden Preparation Method of reorganization of unit with the wood wool bar; It is characterized in that; Described brickwall laminates orienting spreading: be meant directed along the width of plate slab direction earlier; Wood wool bar (2) length direction is parallel with the slab length direction, and the row's wood wool bar (2) of neatly evenly mating formation moves a wood wool bar (2) length distance to the slab length direction then; Again along width of plate slab direction orientation neatly evenly mat formation one row wood wool bar (2); Repeat said process and mat formation until accomplishing one deck, then press wood wool bar (2) length centre position aligning understorey screw mandrel (2) length direction adjacent two arrange wood wool bar tandem array places, repeat as previously mentioned pavement process to setting pavement thickness; Plate blank paving thickness is by prepared desired thickness of reorganization wood products and density decision, and each layer wood wool bar overlaps together as a brick wall at slab thickness and length direction.
5. according to claim 2 a kind of be the wooden Preparation Method of reorganization of unit with the wood wool bar, it is characterized in that: when described mold pressing is hot pressing, pressure F=0.2～2MPa, temperature=150～180 ℃, time=2～10min; Described mold pressing is when colding pressing, and pressure F is (5～10) * 10
6Pa, the time of colding pressing is (15～30) h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210059669 CN102581917B (en) | 2012-03-08 | 2012-03-08 | Manufacturing method of scrimber comprising wood wool rod units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210059669 CN102581917B (en) | 2012-03-08 | 2012-03-08 | Manufacturing method of scrimber comprising wood wool rod units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102581917A true CN102581917A (en) | 2012-07-18 |
| CN102581917B CN102581917B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210059669 Active CN102581917B (en) | 2012-03-08 | 2012-03-08 | Manufacturing method of scrimber comprising wood wool rod units |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072175A (en) * | 2013-01-16 | 2013-05-01 | 金华市捷特包装有限公司 | Wood wool slab with directional structure |
| WO2016054920A1 (en) * | 2014-10-10 | 2016-04-14 | 四川麦笠机械设备有限公司 | Restructured bamboo or wood automatic production system |
| CN108556077A (en) * | 2018-04-27 | 2018-09-21 | 浙江农林大学 | A kind of wood wool bar continuous process and device |
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| CN100999095A (en) * | 2007-01-05 | 2007-07-18 | 浙江林学院 | Bamboo wood filigree recombination board and its production method |
| CN201079981Y (en) * | 2007-04-13 | 2008-07-02 | 郭源水 | Bamboo splint split plate parallel inclined slitting type unit and plate prepared from the same |
| CN101524866A (en) * | 2008-03-31 | 2009-09-09 | 赵东 | Method for manufacturing straw/wood reconstituted material |
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| GB504673A (en) * | 1937-03-02 | 1939-04-28 | Dyas Holzindustrie A G | A process for the manufacture of a substitute for veneers in the production of plywood or cabinet-maker's sheets |
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| EP0067341A2 (en) * | 1981-06-12 | 1982-12-22 | Kurt Held | Continuous press with apparatus for applying a surface pressure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072175A (en) * | 2013-01-16 | 2013-05-01 | 金华市捷特包装有限公司 | Wood wool slab with directional structure |
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| WO2016054920A1 (en) * | 2014-10-10 | 2016-04-14 | 四川麦笠机械设备有限公司 | Restructured bamboo or wood automatic production system |
| CN108556077A (en) * | 2018-04-27 | 2018-09-21 | 浙江农林大学 | A kind of wood wool bar continuous process and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102581917B (en) | 2013-11-06 |
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Effective date of registration: 20210521 Address after: Room 1011, 4 / F, building 5, No. 299, Hangfu Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Tongxiang Beite Technology Co.,Ltd. Address before: No. 88, Ling'an City, Zhejiang, Hangzhou, Zhejiang Patentee before: ZHEJIANG A & F University |