CN104963481A - Anti-cracking floor heating solid wood composite floor and production method thereof - Google Patents

Anti-cracking floor heating solid wood composite floor and production method thereof Download PDF

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CN104963481A
CN104963481A CN201510465668.8A CN201510465668A CN104963481A CN 104963481 A CN104963481 A CN 104963481A CN 201510465668 A CN201510465668 A CN 201510465668A CN 104963481 A CN104963481 A CN 104963481A
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floor
wood
dash board
compound
board
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CN201510465668.8A
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CN104963481B (en
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高雅
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大亚(江苏)地板有限公司
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Abstract

The invention discloses an anti-cracking floor heating solid wood composite floor, and belongs to the technical field of wood floor production. The anti-cracking floor heating solid wood composite floor is formed by gluing a composite surface board, non-woven cloth, a core board, non-woven cloth and a bottom board in sequence. The composite surface board, the core board and the bottom board are arranged in a staggered mode in the longitudinal direction, the transverse direction and the longitudinal direction according to wood textures. The composite surface board is formed by assembling rotary-cut hardwood and softwood in a staggered mode in the longitudinal direction, the transverse direction and the longitudinal direction according to wood textures; longitudinal grooves are formed in the back surface of the hardwood surface board of the composite surface board, the depth of the longitudinal grooves ranges from 0.2 mm to 0.5 mm, the width of the longitudinal grooves ranges from 1 mm to 5 mm, and the length of the longitudinal grooves is equal to the length of the board; the surface is immersed with an epoxy resin layer. The anti-cracking floor heating solid wood composite floor has the advantages that the utilization rate of wood resources is increased, the cracking rate of the composite surface board is decreased, the loss of floor heating heat is reduced, and raised grain of the core board is avoided due to the composite surface board structure. The invention further discloses a production method of the anti-cracking floor heating solid wood composite floor.

Description

Anticracking floor-heating solid-wood composite floor and production method thereof
Technical field
The present invention relates to composite floor board and production method thereof, particularly a kind of floor-heating solid-wood composite floor of anticracking and production method thereof, belong to wood flooring production technical field.
Background technology
Along with the day in consolidated floor market hastens towards saturation, solid wood class floor occupation rate of market in entirely board industry is more and more higher.Wherein three layer construction solid wooden compound floor as heating floor due to its feature of environmental protection, not yielding, be suitable for area wide, appearance effect good, is more and more subject to the favor in market.
Solid wooden compound floor surface is general adopts the famous and precious seeds of 3 ~ 4mm hard sawn timber as dash board, and central layer, base plate cork veneer used mostly is the fast growing woods such as dragon spruce, pinus sylvestris var. mongolica, poplar, Eucalyptus.Timber, as natural ecomaterial, has special conditioning characteristic, but can produce expand with wet and contract with dry along with the difference of environment for use.Just because of this characteristic of timber, solid wooden compound floor is in production and use procedure, buckling deformation can be there is, especially when Floor Covering is in floor heating environment, internal stress can cause floor surface to ftracture, and along with global hardwood resource more and more nervous, be suitable as the hardwood rise in price on top layer, greatly increase cost of material; Rotary-cut wood micromicro greatly improves timber utilization rate, but owing to producing crack, the back side when rotary-cut timber is processed, causes the finished product floor of rotary-cut wooden skin process easily there is cracking phenomena for top layer during underground heat.
Solve problems in current industry mainly to carbonize floor skin-material or base material, so-called " charing ", it is exactly the high-temperature heat treatment of timber, its basic scheme is heat-treated timber under the specified conditions protected at high temperature, anoxic, steam (or deep fat, inert gas etc.), make the hemicellulose components decomposed of wood internal, the nutriment such as starch, carbohydrate reaction volatilization, wood internal forms new chemical bonds, and this kind of method can improve the dimensional stability of timber, weather-proof durability object well; But the hydro-thermal energy can be consumed in a large number in the process of modification, cause the energy, the wasting of resources.
In addition, can also on each layer in floor mortise or the method for enhancement Layer is set, as slotted on central layer, backboard, control floor deformation by the method for the stress reducing the dry-shrinkage deformed of timber or reduce wood internal.
Notification number flooring structure top layer disclosed in the patent of invention of CN100392200C is made up of the solid wood through charing process, and central layer selects fast growing wood composite plate, and bottom can be made with the rotary cut venner of fast growing wood or fast growing wood carbonized wood; Stick with glue agent gummed between top layer, sandwich layer, backing layer to form; Sandwich layer is formed through subdivision by central layer blank; Described central layer blank forms in odd-level multilayer gluing by individual layer jigsaw is crisscross, and described individual layer jigsaw is formed by the splicing of some pieces of thin plate side direction.The manufacture method of charring wood composite floor: prepare charring wood composite floor top layer, sandwich layer and primer, advantage: charring wood composite floor has not only saved precious dash board resource, and has good biodurable, weatherability and dimensional stability.
Notification number is that the utility model patent of CN201377160Y discloses a kind of charring wood composite floor, and this floor is sheet surface layer, the bottom plate made through superhigh temperature heat treatment with fast growing wood made through superhigh temperature heat treatment with rare tree and splices with the inferior wooden floor blank that rolls off the production line the core layer made and form; Core layer, between dash board layer and bottom, uses isocyanate glue integrator between sheet surface layer, middle layer plate, bottom plate.
Notification number is that the utility model patent of CN2795339Y discloses a kind of solid wooden compound floor, and this floor has groove on base plate with on panel adhesive surface, in groove, arrange reinforcing rib, and the utility model eliminates the problem of the board cracking caused because shrinkage factor is different.
Notification number is that the patent of invention of CN100436735C discloses a kind of balanced type solid wooden compound floor and preparation method thereof, this floor is by top layer wooden floor, middle layer plate and backboard, top layer wooden floor is pasted on the upper surface of middle layer plate, the soffit of central layer is pasted mutually with backboard, the soffit of described middle layer plate is provided with balance groove or hole, effectively can weaken central layer distortion, reduce the probability of top layer solid wood board cracking.
Notification number is that the patent of invention of CN100436733C discloses a kind of reinforced solid wooden compound floor and preparation method thereof, this floor is by top layer wooden floor, non-woven fabrics, middle layer plate and backboard, top layer wooden floor is pasted on the upper surface of nonwoven layer, and the soffit of central layer is pasted mutually with backboard.
Notification number is the floor heating multi-layer solid wood composite floor that the utility model patent of CN 202273382U discloses a kind of rotary-cut wood skin and does, and it comprises substrate, panel, nonwoven layer, and panel, nonwoven layer are fixed on substrate from top to bottom successively.The utility model alleviates substrate and panel unequal situation of STRESS VARIATION in floor heating environment by nonwoven layer, solves rotary-cut wood skin for easily there is the problem ftractureed during floor heating environment.
Summary of the invention
For the defect that prior art exists, the object of the present invention is to provide a kind of anticracking floor-heating solid-wood composite floor and production method thereof, by the improvement to flooring structure and production technology, improve timber resources utilization rate, reduce compound dash board cracking rate.
Anticracking floor-heating solid-wood composite floor disclosed by the invention, formed by compound dash board, non-woven fabrics, central layer, non-woven fabrics, base plate gummed successively, described compound dash board, central layer and base plate carry out longitudinal direction, transverse direction according to wood grain, are longitudinally staggered; Described compound dash board is by rotary-cut hardwood and cork carries out longitudinal direction according to wood grain, transverse direction, longitudinally staggered assembly are formed, in described compound dash board, the cannelure of the 0.2-0.5mm degree of depth is driven at the back side of hardwood dash board, groove width 1-5mm, it is long that flute length equals plate, and immersing on the surface has epoxy resin layer.
Wherein, nonwoven thickness is 0.05-0.1mm, by adding the expand with wet and contract with dry that non-woven fabrics minimizing timber affects by humiture, reducing the STRESS VARIATION between timber, thus reducing crack of surface layer.
Wherein, compound dash board is the toothed oak wood of rotary-cut, black walnut, cherry, look wood, the hardwood seeds such as birch or husky Billy and fast growing wood seeds form according to the crisscross assembly of texture.Adopt rotary-cut dash board both can increase timber utilization rate, and at its surface fluting, cut off the grain of wood, reduced the expand with wet and contract with dry on timber width.The orthogonal assemblies gummed of three layers of adjacent layer grain direction forms, and improves natural timber anisotropy, make top layer characteristic evenly, stable performance.
Wherein, compound dash board top layer is immersed epoxy resin layer, at least containing two reactive epoxy groups in epoxy molecule, outstanding excellent properties is had after solidification, as to various material particularly very strong to the adhesion of metal, have that very strong chemical resistance, mechanical strength are very high, electrical insulating property good, corrosion-resistant etc. and can solidify in quite wide temperature range, and during solidification, volume contraction is little.
Wherein, central layer is dragon spruce, pinus sylvestris var. mongolica, poplar or China fir.
Anticracking floor-heating solid-wood composite floor production method disclosed by the invention, comprises following processing step:
A, preparation compound dash board: choose high-quality hardwood seeds, it is 0.6-2mm sheet material that thickness is processed in rotary-cut, vacuum dry kiln or dry the reaching to moisture content of conventional kiln drying (kd) is utilized to be 5 ~ 8%, then four side moulder is utilized to extrude the cannelure of the 0.2-0.5mm degree of depth at the back side of rotary-cut wood skin, groove width 1mm-5mm, then with cork veneer according to crisscross principle, use bonding adhesive three layers gummed, utilize hot press once hot-forming, be made into compound dash board, the health of compound dash board is for subsequent use after 3-7 days;
B, prepare central layer: conventional drying, utilize vacuum dry kiln or conventional kiln drying (kd) dry by central layer raw material drying to moisture content 5 ~ 9%, by dried central layer raw material through preferably smart section of saw, subdivision saw cut open and mat formation into central layer, core thickness drops to 5-6mm by the 8-9mm of routine, maximumly saves central layer raw material 55%;
C, prepare base plate: utilize vacuum dry kiln or conventional kiln drying (kd) dry, make base plate moisture content be 5 ~ 6.5%, through sanding, shear the base plate making desired thickness and breadth;
D, gluing: coating binder on the cemented surface of the dash board balanced and base plate, described dash board one side coating weight 140 ~ 160 g/m 2, base plate coating weight 140 ~ 170 g/m 2;
E, assembly and hot pressing: dash board, non-woven fabrics, central layer, non-woven fabrics and base plate are carried out longitudinal, horizontal, longitudinal arrangement mode assembly interlaced with each other according to wood grain, then hot press hot pressing is put into, hot pressing temperature 93 ± 2 DEG C, hot pressing time 240s, hot pressing pressure 11 ~ 12 kg/cm 2;
F, health: the sheet material after assembly hot pressing is put into 2 ~ 5d between health, temperature 22 ~ 26 DEG C, humidity 38 ~ 45%, then shifts out, and treats that plate surface temperature balance obtains plain plate to room temperature;
G, on plain plate light brush one deck epoxy resin bisphenol type epoxy chloropropane, curing compound is poly-ethamine, both ratios are according to weight ratio 100:(50-70) modulation, the ratio of modulation is according to temperature in four seasons change suitably adjustment, during modulation, epoxy resin and curing compound thereof are proportionally stirred in a reservoir, scrape on plain plate surface with scraper equably, coating weight 140-150g/m 2; Simultaneously because epoxy resin has very high transparency, base area board finished product color and actual needs can add pigment in the epoxy epoxy resin be modulated into any required color; Due to epoxy resin flows and permeability relatively good, can penetrate into well in timber pore and gap, thus enclose moisture in air and penetrate in timber, reduce wood shrinkage bulking factor, after 11-13h epoxy resin cure, remove unnecessary epoxy resin with 40 orders or 80 object abrasive band sand;
H, sanding are determined thick: with contact calibrating machine to fixed thick through displaying the solid wooden compound floor after health, thickness deviation ± 0.2mm;
I, mortise: open tongue and groove or snap close as required;
J, paint: aqueous priming paint → elastic primer (10-30g/m 2at the bottom of) → wear-resistant primer → hardening primer → transparent priming → sanding → 2 road finish paints;
Pack after K, inspection graduation.
Beneficial effect of the present invention is:
The anticracking floor-heating solid-wood composite floor that rotary-cut wood skin disclosed in this invention does and production method thereof, with timber, especially precious timber, fast growing wood plate etc. are primary raw material, collection timber, especially fast, the heat stability of precious timber aesthetic look and composite floor board heat conduction is better than one, Appropriate application timber, improves hardwood resource utilization about 25%; Core thickness drops to 5-6mm by the 8-9mm of routine, can save central layer raw material about 55%; Floor integral thickness can drop to 8-10mm by conventional 14-15mm, thus reduces the loss of floor heating heat, adopts composite table plated construction not produce central layer ripple glaze simultaneously.Structure design and production technology have taken into full account cracking, the key elements such as heat transfer and distortion, epoxy resin sealing treatment surface pore and gap, compound dash board and the first floor dash board back side, top layer notching construction, nonwoven fabric of synthetic fibre is added in the middle of top layer and sandwich layer, between sandwich layer and backboard, effectively can pin down the stress deformation between three layers of timber, reduce the probability of top layer solid wood board and surface paint coatings cracking, the anticracking floor-heating solid-wood composite floor made of rotary-cut wood skin is significantly reduced for crack of surface layer risk during floor heating, there is wide market development prospect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the anticracking floor-heating solid-wood composite floor that rotary-cut wood skin does.
Fig. 2 is composite table plated construction schematic diagram.
In accompanying drawing: 1, compound veneer; 2, non-woven fabrics; 3, central layer; 4, non-woven fabrics; 5, base plate; 1-1, longitudinal rotary-cut hardwood veneer; 1-2, horizontal rotary-cut cork veneer; 1-3, longitudinal rotary-cut cork veneer.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the embodiment of the present invention is described in further detail.At this, schematic description and description of the present invention is for explaining the present invention, but not as a limitation of the invention.
With reference to accompanying drawing 1 ~ 2, wherein as shown in Figure 1, disclose the structural representation of the anticracking floor-heating solid-wood composite floor that rotary-cut wood skin does, formed by compound dash board 1, non-woven fabrics 2, central layer 3, non-woven fabrics 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal direction, transverse direction according to wood grain, are longitudinally staggered.Wherein as shown in Figure 2, disclose composite table plated construction schematic diagram, described compound dash board 1 is by rotary-cut hardwood and cork carries out longitudinal direction according to wood grain, transverse direction, longitudinally staggered assembly are formed, in described compound dash board, the cannelure of the 0.2-0.5mm degree of depth is driven at the back side of hardwood dash board, groove width 1-5mm, it is long that flute length equals plate, and immersing on the surface has epoxy resin layer.
Particularly, described non-woven fabrics (2,4) thickness is 0.05-0.1mm, by adding the expand with wet and contract with dry that non-woven fabrics (2,4) minimizing timber affects by humiture, reducing the STRESS VARIATION between timber, thus reducing crack of surface layer.
Particularly, compound dash board 1 is the toothed oak wood of rotary-cut, black walnut, cherry, look wood, the hardwood seeds such as birch or husky Billy and fast growing wood seeds form according to the crisscross assembly of texture.Adopt rotary-cut dash board both can increase timber utilization rate, and at its surface fluting, cut off the grain of wood, reduced the expand with wet and contract with dry on timber width.The orthogonal assemblies gummed of three layers of adjacent layer grain direction forms, and improves natural timber anisotropy, make top layer characteristic evenly, stable performance.
Particularly, compound dash board 1 top layer is immersed epoxy resin layer, at least containing two reactive epoxy groups in epoxy molecule, outstanding excellent properties is had after solidification, as to various material particularly very strong to the adhesion of metal, have that very strong chemical resistance, mechanical strength are very high, electrical insulating property good, corrosion-resistant etc. and can solidify in quite wide temperature range, and during solidification, volume contraction is little.
Particularly, described central layer 3 is dragon spruce, pinus sylvestris var. mongolica, poplar or China fir.
Provide the preferred embodiments of the present invention below.
Embodiment 1
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.2-0.3mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 1mm, flute length, plate length direction is through and to equal plate long, plate width direction is uniformly distributed 2.
Embodiment 2
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.3-0.5mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 1mm, flute length, plate length direction is through and to equal plate long, plate width direction is uniformly distributed 3.
Embodiment 3
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.2-0.3mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 2mm, flute length, plate length direction is through and to equal plate long, plate width direction is uniformly distributed 2.
Embodiment 4
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.2-0.3mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 2mm, flute length, plate length direction is through and to equal plate long, plate width direction is uniformly distributed 3.
Embodiment 5
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.2-0.3mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 2mm, flute length evenly intermittently arranges 3 500-600mm at plate length direction, and plate width direction is uniformly distributed 2.
Embodiment 6
The anticracking floor-heating solid-wood composite floor that a kind of rotary-cut wood skin does, formed by compound dash board 1, nonwoven layer 2, central layer 3, nonwoven layer 4, base plate 5 gummed successively, described compound dash board 1, central layer 3 and base plate 5 carry out longitudinal, horizontal, longitudinal arrangement interlaced with each other according to wood grain, described compound dash board 1 drives the cannelure of the 0.2-0.3mm degree of depth at the back side of rotary-cut hardwood dash board, groove width 2mm, flute length evenly intermittently arranges 5 200-300mm at plate length direction, and plate width direction is uniformly distributed 2.
Embodiment 7
Produce the method for anticracking floor-heating solid-wood composite floor, comprise following processing step:
A, preparation compound dash board: choose high-quality hardwood seeds, it is 0.6-2mm sheet material that thickness is processed in rotary-cut, vacuum dry kiln or dry the reaching to moisture content of conventional kiln drying (kd) is utilized to be 5 ~ 8%, then four side moulder is utilized to extrude the cannelure of the 0.2-0.5mm degree of depth at the back side of rotary-cut wood skin, groove width 1mm-5mm, then with cork veneer according to crisscross principle, use bonding adhesive three layers gummed, utilize hot press once hot-forming, be made into compound dash board, the health of compound dash board is for subsequent use after 3-7 days;
B, prepare central layer: conventional drying, utilize vacuum dry kiln or conventional kiln drying (kd) dry by central layer raw material drying to moisture content 5 ~ 9%, by dried central layer raw material through preferably smart section of saw, subdivision saw cut open and mat formation into central layer, core thickness drops to 5-6mm by the 8-9mm of routine, maximumly saves central layer raw material 55%;
C, prepare base plate: utilize vacuum dry kiln or conventional kiln drying (kd) dry, make base plate moisture content be 5 ~ 6.5%, through sanding, shear the base plate making desired thickness and breadth;
D, gluing: coating binder on the cemented surface of the dash board balanced and base plate, described dash board one side coating weight 140 ~ 160 g/m 2, base plate coating weight 140 ~ 170 g/m 2;
E, assembly and hot pressing: dash board, non-woven fabrics, central layer, non-woven fabrics and base plate are carried out longitudinal, horizontal, longitudinal arrangement mode assembly interlaced with each other according to wood grain, then hot press hot pressing is put into, hot pressing temperature 93 ± 2 DEG C, hot pressing time 240s, hot pressing pressure 11 ~ 12 kg/cm 2;
F, health: the sheet material after assembly hot pressing is put into 2 ~ 5d between health, temperature 22 ~ 26 DEG C, humidity 38 ~ 45%, then shifts out, and treats that plate surface temperature balance obtains plain plate to room temperature;
G, on plain plate light brush one deck epoxy resin bisphenol type epoxy chloropropane, curing compound is poly-ethamine, both ratios are according to weight ratio 100:(50-70) modulation, the ratio of modulation is according to temperature in four seasons change suitably adjustment, during modulation, epoxy resin and curing compound thereof are proportionally stirred in a reservoir, scrape on plain plate surface with scraper equably, coating weight 140-150g/m 2; Simultaneously because epoxy resin has very high transparency, base area board finished product color and actual needs can add pigment in the epoxy epoxy resin be modulated into any required color; Due to epoxy resin flows and permeability relatively good, can penetrate into well in timber pore and gap, thus enclose moisture in air and penetrate in timber, reduce wood shrinkage bulking factor, after 11-13h epoxy resin cure, remove unnecessary epoxy resin with 40 orders or 80 object abrasive band sand;
H, sanding are determined thick: with contact calibrating machine to fixed thick through displaying the solid wooden compound floor after health, thickness deviation ± 0.2mm;
I, mortise: open tongue and groove or snap close as required;
J, paint: aqueous priming paint → elastic primer (10-30g/m 2at the bottom of) → wear-resistant primer → hardening primer → transparent priming → sanding → 2 road finish paints;
Pack after K, inspection graduation.
Above-described specific embodiment; further detailed description has been carried out to object of the present invention, technical scheme and beneficial effect; should be understood that; the above is only as specific embodiments of the invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. an anticracking floor-heating solid-wood composite floor, formed by compound dash board, non-woven fabrics, central layer, non-woven fabrics, base plate gummed successively, described compound dash board, central layer and base plate carry out longitudinal direction, transverse direction according to wood grain, are longitudinally staggered, described compound dash board is by rotary-cut hardwood and cork carries out longitudinal direction according to wood grain, transverse direction, longitudinally staggered assembly are formed, it is characterized in that: in described compound dash board, the cannelure of the 0.2-0.5mm degree of depth is offered at the back side of hardwood dash board, groove width 1-5mm, immerses on the surface and has epoxy resin layer.
2. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described nonwoven thickness is 0.05-0.1mm.
3. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described compound dash board is the toothed oak wood of rotary-cut, black walnut, cherry, look wood, birch or husky Billy.
4. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described central layer is dragon spruce, pinus sylvestris var. mongolica, poplar or China fir.
5. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described cannelure is plate length direction is through and to equal plate long.
6. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described cannelure is uniformly distributed 2-3 bar on plate width direction.
7. anticracking floor-heating solid-wood composite floor according to claim 1, is characterized in that: described cannelure evenly intermittently arranges 3-5 bar at plate length direction, flute length 200-600mm.
8. prepare as claim 1-7 arbitrarily as described in the production method of anticracking floor-heating solid-wood composite floor, comprise the steps:
A, preparation compound dash board: choose high-quality hardwood seeds, it is 0.6-2mm sheet material that thickness is processed in rotary-cut, vacuum dry kiln or dry the reaching to moisture content of conventional kiln drying (kd) is utilized to be 5 ~ 8%, then four side moulder is utilized to extrude the cannelure of the 0.2-0.5mm degree of depth at the back side of rotary-cut wood skin, groove width 1mm-5mm, then with cork veneer according to crisscross principle, use bonding adhesive three layers gummed, utilize hot press once hot-forming, be made into compound dash board, the health of compound dash board is for subsequent use after 3-7 days;
B, prepare central layer: conventional drying, utilizes vacuum dry kiln or conventional kiln to be 5 ~ 9% by central layer raw material drying to moisture content, cut by dried central layer raw material through preferred saw essence, subdivision saw cuts open and mat formation into central layer, core thickness is 5-6mm;
C, prepare base plate: utilize vacuum dry kiln or conventional kiln drying (kd) dry, make base plate moisture content be 5 ~ 6.5%, through sanding, shear and make base plate;
D, gluing: coating binder on the cemented surface of the dash board balanced and base plate, compound dash board one side coating weight 140 ~ 160 g/m 2, base plate coating weight 140 ~ 170 g/m 2;
E, assembly and hot pressing: compound dash board, non-woven fabrics, central layer, non-woven fabrics and base plate are carried out longitudinal, horizontal, longitudinal arrangement mode assembly interlaced with each other according to wood grain, then hot press hot pressing is put into, hot pressing temperature 93 ± 2 DEG C, hot pressing time 240s, hot pressing pressure 11 ~ 12 kg/cm 2;
F, health: the sheet material after assembly hot pressing is put into 2 ~ 5d between health, temperature 22 ~ 26 DEG C, humidity 38 ~ 45%, then shifts out, and treats that plate surface temperature balance obtains plain plate to room temperature;
G, on plain plate light brush one deck epoxy resin bisphenol type epoxy chloropropane, curing compound is poly-ethamine, both ratios are according to weight ratio 100:(50-70) modulation, epoxy resin and curing compound thereof are proportionally stirred in a reservoir, scrape on plain plate surface with scraper equably, coating weight 140-150g/m 2, after 11-13h epoxy resin cure, remove unnecessary epoxy resin with 40 orders or 80 object abrasive band sand;
H, sanding are determined thick: with contact calibrating machine to fixed thick through displaying the solid wooden compound floor after health, thickness deviation ± 0.2mm;
I, mortise: open tongue and groove or snap close as required;
J, paint: aqueous priming paint → elastic primer (10-30g/m 2at the bottom of) → wear-resistant primer → hardening primer → transparent priming → sanding → 2 road finish paints;
Pack after K, inspection graduation.
9. the production method of anticracking floor-heating solid-wood composite floor according to claim 8, is characterized in that: add pigment in epoxy resin and epoxy resin is modulated into any required color.
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CN105672616A (en) * 2016-03-04 2016-06-15 巴洛克木业(中山)有限公司 Three-layer solid wood composite floor
CN105922422A (en) * 2016-05-05 2016-09-07 大亚(江苏)地板有限公司 Parquet recombined bamboo-wood floor and production technology thereof
CN106121182A (en) * 2016-07-27 2016-11-16 广东皇田环保科技有限公司 A kind of high intensity solid wooden floor board and preparation method thereof
CN106121183A (en) * 2016-07-27 2016-11-16 广东皇田环保科技有限公司 A kind of high intensity solid wooden floor board and preparation method thereof
CN106883802A (en) * 2015-12-16 2017-06-23 大亚(江苏)地板有限公司 A kind of timber floor healant and application method
CN107971196A (en) * 2017-12-06 2018-05-01 大亚(江苏)地板有限公司 A kind of timber floor wood wax oil anticracking paint technique
CN108994979A (en) * 2018-06-26 2018-12-14 杭州富阳美丽华洁具有限公司 A kind of glued board and the cabinet manufactured with it
CN109822709A (en) * 2019-03-01 2019-05-31 苏州金象木业有限公司 The preparation method of the Moistureproof anti-deformation hardwood flooring of resistance to underground heat
CN110466006A (en) * 2018-05-09 2019-11-19 南京史丹利装饰材料有限公司 A kind of more side plate patch wood skin preparation processes

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CN104057678A (en) * 2013-03-20 2014-09-24 辽宁辽杰科技有限公司 High wear-resistant waterproof moisture-proof composite board and preparation method and application thereof
CN104088436A (en) * 2014-07-14 2014-10-08 大亚(江苏)地板有限公司 Carbonized solid wood composite floor and production technology thereof

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CN100999954A (en) * 2006-12-12 2007-07-18 上海新四合木业有限公司 Equalizing three-layered wood compound floor board and mfg. method
CN102639656A (en) * 2009-09-22 2012-08-15 J·沃特斯马 Epoxy foil(s)
CN104057678A (en) * 2013-03-20 2014-09-24 辽宁辽杰科技有限公司 High wear-resistant waterproof moisture-proof composite board and preparation method and application thereof
CN104088436A (en) * 2014-07-14 2014-10-08 大亚(江苏)地板有限公司 Carbonized solid wood composite floor and production technology thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106883802A (en) * 2015-12-16 2017-06-23 大亚(江苏)地板有限公司 A kind of timber floor healant and application method
CN105672616A (en) * 2016-03-04 2016-06-15 巴洛克木业(中山)有限公司 Three-layer solid wood composite floor
CN105672616B (en) * 2016-03-04 2018-11-02 巴洛克木业(中山)有限公司 A kind of three-layer wood composite flooring
CN105922422A (en) * 2016-05-05 2016-09-07 大亚(江苏)地板有限公司 Parquet recombined bamboo-wood floor and production technology thereof
CN106121182A (en) * 2016-07-27 2016-11-16 广东皇田环保科技有限公司 A kind of high intensity solid wooden floor board and preparation method thereof
CN106121183A (en) * 2016-07-27 2016-11-16 广东皇田环保科技有限公司 A kind of high intensity solid wooden floor board and preparation method thereof
CN107971196A (en) * 2017-12-06 2018-05-01 大亚(江苏)地板有限公司 A kind of timber floor wood wax oil anticracking paint technique
CN110466006A (en) * 2018-05-09 2019-11-19 南京史丹利装饰材料有限公司 A kind of more side plate patch wood skin preparation processes
CN108994979A (en) * 2018-06-26 2018-12-14 杭州富阳美丽华洁具有限公司 A kind of glued board and the cabinet manufactured with it
CN109822709A (en) * 2019-03-01 2019-05-31 苏州金象木业有限公司 The preparation method of the Moistureproof anti-deformation hardwood flooring of resistance to underground heat

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