CN104552495A - Manufacturing method for low-carbon and environmental-protection anti-deformation solid wood composite board - Google Patents
Manufacturing method for low-carbon and environmental-protection anti-deformation solid wood composite board Download PDFInfo
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- CN104552495A CN104552495A CN201310510416.3A CN201310510416A CN104552495A CN 104552495 A CN104552495 A CN 104552495A CN 201310510416 A CN201310510416 A CN 201310510416A CN 104552495 A CN104552495 A CN 104552495A
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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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Abstract
The invention discloses a manufacturing method for a low-carbon and environmental-protection anti-deformation solid wood composite board. Roadside poplar trees and sycamore trees and kiri around the village grow into useful timber, but people often use the timber at a low level. The manufacturing method disclosed by the invention comprises the following steps of performing rotary cutting on logs into veneers of 2mm, picking out first-grade veneers, second-grade veneers and third-grade veneers, and drying; coating with environmental-protection E0 grade glue of which the concentration is 70 percent, pressing with a pressing machine and cutting into battens which are equal in specification; coating the battens of the surface layers and the battens of the middle layer with the glue; firstly manufacturing three layers of battens with cross grains as balance tension boards into a composite board, and cutting the composite board into broad battens; coating the broad battens with the glue, jointing the broad battens at a time by an automatic board jointing machine to manufacture a composite board, sanding, performing thickness defining, and adding a decorative surface. According to the manufacturing method disclosed by the invention, valuable timber resources are replaced by fully utilizing common timber resources, and therefore the resources are saved; waste is turned into treasure, forest resources are protected strongly, and the cost is reduced.
Description
Technical field
type of the present invention relates to a kind of multilayer solid wood board production technology, particularly relates to low-carbon (LC), green, environmental protection and energy saving anti-deformation solid wood composite board process for making and structure.
Background technology
along with the develop rapidly of global economy, improving constantly of people's living standard, human consumption's demand and desire are also in immoderate growth, bring huge pressure virtually also to our earth, global warming, the discharge capacity of carbon dioxide grows with each passing day, so it is the much-talked-about topic that the whole world is paid close attention to that the mankind enter low-carbon environment-friendly life.Expert points out that core that low-carbon economy develops is low emission, high-selenium corn and " carbon continues ", and the forest reserves will play important effect and profound significance to this, its for realizing the low emission of greenhouse gases, high-selenium corn is significant.Therefore, strengthen the scientific and reasonable utilization of forestry most important to development low-carbon economy, this also has higher requirement to forest product industry.As the important component part of forest product industry, furniture timber industry is also in a kind of low carbon development mode choosing the links such as operation, use from raw material of searching.Along with the raising of people's living standard, the mankind are also growing with each passing day for the demand of wood-based product's top grade, but are faced with the predicament reduced year by year due to the former forest reserves of China, and Caiyu is lacked of proper care, and causes wood supply amount very in short supply.As everyone knows, forest-tree has absorbing carbon dioxide, releasing oxygen, the effect purified air, timber resources is not inexhaustible, nexhaustible resource, and therefore national correlation department pays much attention to the problem of saving timber resources, has put into effect felling work or even multi-line regression model that relevant laws and regulations policy strictly limits timber, so timber resources has occurred that demand is large, the problem that cost is high.
but by the rapid-result woods of artificial growth as: the Chinese parasol tree tree of limit, road willow and every place of the village, paulownia now become a useful person, but people often use it for rudimentary purposes.Be not as fuel combustion, be made into glued board, use it for the single use such as external packing, building template exactly, utilization rate is extremely low, wastes the resource of timber greatly.
current plywood factory, veneer factory, multi-layer sheet factory is in process, part two, three grades of veneers, because of became uneven, color exception, scab too much, not environmentally etc. factor purposes is little, part is used for low level plywood single use, a part is as waste deposit corner, often finally to worry because can not find customer resources, of long duration can moldy metamorphism, can only burn as burning material, not only pollute environment, also waste timber resources greatly, mostly the core that on market, timber generally uses is to fill with honeycomb paper or waste material, though its price is low, but it is not firm, be not durable, non-anti-theft, not environmentally, unsightly, to make moist modification easy to foaming, and Shao Er Lante hollow chipboard of German import, although it solve slight base material modification cracking phenomena, and flatness is better, and costly and non-anti-theft, non-watertight, after making moist, the problem of modification, sleeping nail property difference does not still solve for its price.
Summary of the invention
the present invention is directed to two, three grades of veneers, became uneven, color exception, the problem scabbed too much, not environmentally, the core generally used for timber be mostly with honeycomb paper or waste material fill make timber not firm, be not durable, non-anti-theft, not environmentally, unsightly, the problem of modification easy to foaming of making moist, provide a kind of low-carbon environment-friendly anti-deformation
the preparation method of solid wood composite board, the present invention makes full use of remaining two, the three grades of discarded materials of artificial rapid-result woods and veneer factory, thus has saved resource, and realize turning waste into wealth, strong protects the forest reserves; Reduce cost, also meet the requirement of low carbon development simultaneously, its feature purposes is wide, market is large, there is good market application foreground.
a preparation method for low-carbon environment-friendly anti-deformation solid wood composite board, comprises the following steps: the first step is by former
wood is peeled into the veneer of 2mm, select one-level veneer do surface layer plate, select secondary veneer do bottom plate, select three grades of veneers do mesosphere board and dry to moisture content be 6-12 ﹪;
second step environmental protection E0 level, concentration be 70% the face that contacts with mesosphere board at surface layer plate of glue be evenly coated with
glue, mesosphere board double spread, carry out being pressed into hard board with press, hard board be cut into the lath of equivalent specifications;
3rd step, at bottom surface gluing, the intermediate layer lath double spread of surface layer lath, first chooses three layers of horizontal line
the lath of reason is placed on the lower floor of intermediate layer and surface layer or intermediate layer and surface layer as balanced pulling force plate, balanced pulling force plate symmetric arrays centered by intermediate layer of three layers of cross grain, remainder layer puts core, multi-layered board is made the hot press pressing of 110-115 DEG C by temperature, multi-layered board is placed health in 15-20 days balance, amputate four limits and make the multi-layered board that specification is 2400mmx1220mmx10-50mm, with the fixed thick sanding in abrasive band, multi-layered board is tailored into the wide batten that width is the 10-50 mm of multi-layered board thickness;
wide batten is needed bonding natural texture face gluing by the 4th step, needs the equal gluing of bonding vertical plane,
be 6.78KHz by frequency; Lateral pressure is that the automatic plate-splicing machine of 15-18 ton splices, natural texture face and automatic plate-splicing machine plane orthogonal, once-formingly makes multi-layer sheet and sanding is fixed thick;
5th step adds decorative cover to multi-layer sheet.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, log is stuck on peeler and is peeled into the veneer that thickness is 2mm by the first step, one-level veneer, secondary veneer, three grades of veneers are stored classifiedly, with cylinder or vacuum dryer, the moisture content of veneer is dried 7-11 ﹪.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, second step is by upper deck panels bottom surface uniform gluing, subsurface plate top surface uniform gluing, the natural plant gum that glue is environmental protection E0 level, gum concentration is zero formaldehyde emissions of 65% or E0 level melamine glue or phenol glue, carry out being pressed into hard board, by the lath of hard board cutting equivalent specifications, width according to needed for make the thickness of sheet material.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, the 3rd step on the cross section of surface layer lath 100% gluing, be coated with the one in three kinds of glue selected by EO level second step, hot press pressure is 11kg/cm
2
, compression ratio is 92%, and hot pressing time is that 15 Fen Zhong/㎝ are thick, and temperature is at 111-114 DEG C; Multi-layered board is placed health in 16-19 days balance, with the fixed thick sanding in 60# abrasive band, multi-layered board multiple blade saw is tailored into wide batten, and width is determined as required, and width is the 12-48mm of multi-layered board thickness.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, wide batten is needed bonding natural texture face gluing by the 4th step E0 level aquosity polymer isocyanic ester system splicing glue, need the bonding equal gluing of vertical plane, put into automatic plate-splicing machine after batten being coated glue to splice, natural texture face and automatic plate-splicing machine plane orthogonal; The multi-layered board splicing time that 20mm is thick is 2-3 minute, and lateral pressure is 15-16 ton; The multi-layered board splicing time that 50mm is thick is 4-5 minute, and lateral pressure is 17-18 ton; Pressurization, high frequency, Automatic-heating be once-forming to be made multi-layer sheet and amputates four limits, fixed thick with the sanding of 60# electric sand belt.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, 5th step adds decorative cover to multi-layer sheet, the medium-density plate being placed on the environmental protection E1 level of upper surface and lower surface, thickness is 3mm-10mm is needed bonding face gluing, be placed on middle multi-layer sheet double spread, glue-coated medium-density plate and multi-layer sheet being put into pressure is that the hot press of 5mpa is pressed into solid wood composite board, with the sanding simultaneously of roller after 60# or 80# abrasive band preliminary roller and 100# or 120# abrasive band.
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, the moisture content of the veneer of the first step dries 6 ﹪ or 8 ﹪ or 10 ﹪; The temperature of the 3rd step controls at 110-115 DEG C or 111-114 DEG C or 112-113 DEG C; Multi-layered board is placed 16-19 days or 17 days; Multi-layered board specification 2400mmx1220mmx13 mm or 2400mmx1220mmx14mm or 2400mmx1220mmx17 mm or 2400mmx1220mmx21mm or 2400mmx1220mmx23mm or 2400mmx1220mmx25mm or 2400mmx1220mmx27mm or 2400mmx1220mmx30mm or 2400mmx1220mmx34mm or 2400mmx1220mmx46mm or 2400mmx1220mmx48mm; Thickness 14 mm or 17mm of multi-layered board or 18 mm or 20 mm or 23 mm or 25mm or 33 mm or 35 mm or 37mm or 40mm or 44 mm or 46mm; The multi-layered board time that 4th step 20mm is thick is adjusted to 2.2 minutes or 2.5 minutes, and lateral pressure is 15.6 tons or 15.9 tons; The multi-layered board time that 50mm is thick is adjusted to 4.3 minutes or 4.8 minutes, and lateral pressure is 17.4 tons or 17.7 tons; The medium-density plate thickness of the 5th step is 4-9mm or 5-8mm or 6-7mm.
the invention has the beneficial effects as follows:
the plates of solid wood of core 100% of the present invention is made, plane materiel adopts E1 level Midst density, sound insulation, heat insulation, every cool Be very effective, compensate for the deficiency of solid wood board, finger-jointed plate, density board, particieboard, core-board, solve furniture, decoration ornament materials and timber sheet material not environmentally, non-watertight, non-moistureproof, sleeping nail property is poor, it also solves the problem that some solid wood boards in prior art exist flexible type cracking simultaneously, has filled up China's technological gap.
use Hepplewhite of the present invention, decorative panel, timber relative to composites such as existing gluing solid wood board, wood-based plates, the at least 5-10 effect doubly that increases the service life can be reached, the present invention will become the best sheet material of woodwork, this low-carbon environment-friendly anti-deformation board quality is extremely stable, cheap, of many uses, be more conducive to applying of existing market.
because multi-layer sheet exists the problem of the stretching resistance of the rift grain stretching resistance=40 times band of timber, multi-layered board lateral bending deformation, cracking, this product adopt the mode of rift grain and band alternately superposition to prevent multi-layered board to expand or shrink,
core of the present invention can use uneven thickness, has to scab, the timber of blue blackening, heart variable color.
water resistance of the present invention is fabulous, and the sheet material after synthesis does not come unglued through boiling water boiling for 32 hours, within 168 hours, does not ftracture through cold water soak.
Accompanying drawing explanation
for ease of illustrating, the present invention is described in detail by following specific embodiment and accompanying drawing.
accompanying drawing 1 is the structure configuration map that balanced pulling force plate of the present invention is placed on intermediate layer and surface layer;
accompanying drawing 2 is multiple-plate cross-sectional views of the present invention;
accompanying drawing 3 is multiple-plate perpendicular sectional drawings of the present invention;
accompanying drawing 4 is multi-layer sheet front views of the present invention;
accompanying drawing 5 is multi-layer sheet left views of the present invention;
accompanying drawing 6 is multi-layer sheet stereograms of the present invention;
accompanying drawing 7 is Multilayer Structure figure of the present invention.
Detailed description of the invention
embodiment one
a kind of preparation method of low-carbon environment-friendly anti-deformation solid wood composite board, comprise the following steps: rounding is become the veneer of 2mm by the first step, selecting that one-level veneer does surface layer plate, selects that secondary veneer does bottom plate, selects the moisture content that three grades of veneers do mesosphere board oven dry is 6-12 ﹪;
second step environmental protection E0 level, concentration be 70% the face that contacts with mesosphere board at surface layer plate of glue be evenly coated with
glue, mesosphere board double spread, carry out being pressed into hard board with press, hard board be cut into the lath of equivalent specifications;
3rd step, at bottom surface gluing, the intermediate layer lath double spread of surface layer lath, first chooses three layers of horizontal line
the lath of reason is placed on the lower floor of intermediate layer and surface layer or intermediate layer and surface layer as balanced pulling force plate, balanced pulling force plate symmetric arrays centered by intermediate layer of three layers of cross grain, remainder layer puts core, multi-layered board is made the hot press pressing of 110-115 DEG C by temperature, multi-layered board is placed health in 15-20 days balance, amputate four limits and make the multi-layered board that specification is 2400mmx1220mmx10-50mm, with the fixed thick sanding in abrasive band, multi-layered board is tailored into the wide batten that width is the 10-50 mm of multi-layered board thickness;
wide batten is needed bonding natural texture face gluing by the 4th step, needs the equal gluing of bonding vertical plane,
be 6.78KHz by frequency; Lateral pressure is that the automatic plate-splicing machine of 15-18 ton splices, natural texture face and automatic plate-splicing machine plane orthogonal, once-formingly makes multi-layer sheet and sanding is fixed thick;
5th step adds decorative cover to multi-layer sheet.
embodiment two
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, log is stuck on peeler and is peeled into the veneer that thickness is 2mm by the first step, select one-level veneer to do surface layer plate, select that secondary veneer does bottom plate, three grades of veneers do mesosphere board, one-level veneer, secondary veneer, three grades of veneers are stored classifiedly, with cylinder or vacuum dryer, the moisture content of veneer is dried 7-11 ﹪.
embodiment three
the preparation method of described low-carbon environment-friendly anti-deformation solid wood composite board, second step is by upper deck panels bottom surface uniform gluing, subsurface plate top surface uniform gluing, mesosphere board two sides uniform gluing, the natural plant gum that glue is environmental protection E0 level, gum concentration is zero formaldehyde emissions of 65%, carry out being pressed into hard board, by the lath of hard board cutting equivalent specifications, width according to needed for make the thickness of sheet material.
Claims (8)
1. the preparation method of a low-carbon environment-friendly anti-deformation solid wood composite board, it is characterized in that comprising the following steps: rounding is become the veneer of 2mm by the first step, select one-level veneer do surface layer plate, select secondary veneer do bottom plate, select three grades of veneers do mesosphere board and dry to moisture content be 6-15 ﹪; Be that 70% environmental protection E0 level glue is at the face uniform gluing that surface layer plate contacts with mesosphere board, mesosphere board double spread by concentration.
2. second step press carries out being pressed into hard board, hard board is cut into the lath of equivalent specifications, at the bottom surface gluing of surface layer lath, intermediate layer lath double spread, the lath first choosing three layers of cross grain is placed on intermediate layer and surface layer as balanced pulling force plate, or the lower floor of intermediate layer and surface layer, balanced pulling force plate symmetric arrays centered by intermediate layer of three layers of cross grain, remainder layer puts core, multi-layered board is made the hot press pressing of 110-115 DEG C by temperature, multi-layered board is placed health in 15-20 days balance, amputate four limits and make the multi-layered board that specification is 2400mmx1220mmx10-50mm, with the fixed thick sanding in abrasive band, multi-layered board is tailored into the wide batten that width is the 10-50 mm of multi-layered board thickness,
Wide batten is needed bonding natural texture face gluing by the 3rd step, needs the equal gluing of bonding vertical plane, is 6.78KHz by frequency; Lateral pressure is that the automatic plate-splicing machine of 15-18 ton splices, natural texture face and automatic plate-splicing machine plane orthogonal, once-formingly makes multi-layer sheet and sanding is fixed thick; Decorative cover is added to multi-layer sheet.
3. the preparation method of low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1, it is characterized in that log is stuck on peeler by the first step and be peeled into the veneer that thickness is 2mm, one-level veneer, secondary veneer, three grades of veneers are stored classifiedly, with cylinder or vacuum dryer, the moisture content of veneer is dried 7-14 ﹪.
4. the preparation method of low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1, it is characterized in that second step is by upper deck panels bottom surface uniform gluing, subsurface plate top surface uniform gluing, the natural plant gum that glue is environmental protection E0 level, gum concentration is zero formaldehyde emissions of 65% or E0 level melamine glue or phenol glue, carry out being pressed into hard board, by the lath of hard board cutting equivalent specifications, width according to needed for make the thickness of sheet material.
5. the preparation method of low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1, it is characterized in that second step on the cross section of surface layer lath 100% gluing, be coated with the one in three kinds of glue selected by EO level second step, hot press pressure is 11kg/cm
2, compression ratio is 92%, and hot pressing time is that 15 Fen Zhong/㎝ are thick, and temperature is at 111-114 DEG C; Multi-layered board is placed health in 16-19 days balance, with the fixed thick sanding in 60# abrasive band, multi-layered board multiple blade saw is tailored into wide batten, and width is determined as required, and width is the 12-48mm of multi-layered board thickness.
6. the preparation method of low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1, it is characterized in that wide batten is needed bonding natural texture face gluing by the 3rd step E0 level aquosity polymer isocyanic ester system splicing glue, need the bonding equal gluing of vertical plane, put into automatic plate-splicing machine after batten being coated glue to splice, natural texture face and automatic plate-splicing machine plane orthogonal; The multi-layered board splicing time that 20mm is thick is 2-3 minute, and lateral pressure is 15-16 ton; The multi-layered board splicing time that 50mm is thick is 4-5 minute, and lateral pressure is 17-18 ton; Pressurization, high frequency, Automatic-heating be once-forming to be made multi-layer sheet and amputates four limits, fixed thick with the sanding of 60# electric sand belt.
7. the preparation method of low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1, it is characterized in that the 3rd step adds decorative cover to multi-layer sheet, the medium-density plate being placed on the environmental protection E1 level of upper surface and lower surface, thickness is 3mm-10mm is needed bonding face gluing, be placed on middle multi-layer sheet double spread, glue-coated medium-density plate and multi-layer sheet being put into pressure is that the hot press of 5mpa is pressed into solid wood composite board, with the sanding simultaneously of roller after 60# or 80# abrasive band preliminary roller and 100# or 120# abrasive band.
8. the preparation method of the low-carbon environment-friendly anti-deformation solid wood composite board according to claim 1-6 any one, is characterized in that the moisture content of the veneer of the first step dries 6 ﹪ or 8 ﹪ or 10 ﹪; The temperature of the 3rd step controls at 110-115 DEG C or 111-114 DEG C or 112-113 DEG C; Multi-layered board is placed 16-19 days or 17 days; Multi-layered board specification 2400mmx1220mmx13 mm or 2400mmx1220mmx14mm or 2400mmx1220mmx17 mm or 2400mmx1220mmx21mm or 2400mmx1220mmx23mm or 2400mmx1220mmx25mm or 2400mmx1220mmx27mm or 2400mmx1220mmx30mm or 2400mmx1220mmx34mm or 2400mmx1220mmx46mm or 2400mmx1220mmx48mm; Thickness 14 mm or 17mm of multi-layered board or 18 mm or 20 mm or 23 mm or 25mm or 33 mm or 35 mm or 37mm or 40mm or 44 mm or 46mm; The multi-layered board time that 4th step 20mm is thick is adjusted to 2.2 minutes or 2.5 minutes, and lateral pressure is 15.6 tons or 15.9 tons; The multi-layered board time that 50mm is thick is adjusted to 4.3 minutes or 4.8 minutes, and lateral pressure is 17.4 tons or 17.7 tons; The medium-density plate thickness of the 5th step is 4-9mm or 5-8mm or 6-7mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310510416.3A CN104552495A (en) | 2013-10-26 | 2013-10-26 | Manufacturing method for low-carbon and environmental-protection anti-deformation solid wood composite board |
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| CN201310510416.3A CN104552495A (en) | 2013-10-26 | 2013-10-26 | Manufacturing method for low-carbon and environmental-protection anti-deformation solid wood composite board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016198705A1 (en) * | 2015-06-12 | 2016-12-15 | Grupo Garnica Plywood, S.A. | Tabletop for manufacturing caravan furniture and method for producing said tabletop |
| CN106476088A (en) * | 2016-11-30 | 2017-03-08 | 桂林融通科技有限公司 | Solid wood composite board |
| CN108312690A (en) * | 2018-03-13 | 2018-07-24 | 昆山市聚光装饰材料有限公司 | The preparation method of multi-functional furniture composite plate |
-
2013
- 2013-10-26 CN CN201310510416.3A patent/CN104552495A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016198705A1 (en) * | 2015-06-12 | 2016-12-15 | Grupo Garnica Plywood, S.A. | Tabletop for manufacturing caravan furniture and method for producing said tabletop |
| CN106476088A (en) * | 2016-11-30 | 2017-03-08 | 桂林融通科技有限公司 | Solid wood composite board |
| CN108312690A (en) * | 2018-03-13 | 2018-07-24 | 昆山市聚光装饰材料有限公司 | The preparation method of multi-functional furniture composite plate |
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Application publication date: 20150429 |