CN106272851A - The method being raw material production balustrade with Eucalyptus core - Google Patents
The method being raw material production balustrade with Eucalyptus core Download PDFInfo
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- CN106272851A CN106272851A CN201610726998.2A CN201610726998A CN106272851A CN 106272851 A CN106272851 A CN 106272851A CN 201610726998 A CN201610726998 A CN 201610726998A CN 106272851 A CN106272851 A CN 106272851A
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- eucalyptus
- eucalyptus core
- core
- balustrade
- raw material
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Classifications
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- 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
- B27M3/12—Manufacture or reconditioning of specific semi-finished or finished articles of railings, stairs, stair stringers, ladders, or parts thereof
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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
-
- 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
- B27D1/10—Butting blanks of veneer; Joining same along edges; Preparatory processing of edges, e.g. cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention relates to decorative materials technology, it is specifically related to a kind of method being raw material production balustrade with Eucalyptus core, including the health preserving for the first time of Eucalyptus core, dry, the second time health preserving of Eucalyptus core, tangent plane is cut out, splicing, repair assembly, precompressed, hot pressing, cutting forming, the processing steps such as melamine-impregnated bond paper patch system and laminating abrasion-proof paper, the present invention uses Eucalyptus core to be raw material production balustrade, not only make that Eucalyptus core obtains abundant utilizes, turn waste into wealth, save the energy, greatly reduce the production cost of balustrade simultaneously, and it is good to use the inventive method to produce the balustrade quality obtained, good stability, wear-resisting, moisture resistance, resistance dynamics is strong, it is unlikely to deform.
Description
Technical field
The present invention relates to decorative materials technology, be specifically related to a kind of reel with fast-growing eucalyptus globulus and hold up for raw material production stair
The method of hands.
Background technology
Eucalyptus is Myrtaceae MyrtaceaeEucalyptusEucalyptus The general designation of plant, aiphyllium, bark is the thickest
And harbor, or smooth and come off every year.Leaf amphitypy, juvenile leaf stockless and to life, climax leaves crescent or Long Circle.Eucalyptus kind is numerous
Many, there are 522 kinds and 150 mutation.Most original Australia, introduced a fine variety, have 96 countries to have in 19th century all over the world
Cultivation.Eucalyptus Wood character is varied, general tough and tensile durable, is available for sleeper, ore pillar, bridge, building, pulp and wood-based plate etc.
Materials；Leaf can obtain through refining quintessence oil, produces eudesmol, citral etc., has extensive use on spice, medical industry；Many Eucalyptuss
Skin, material, leaf contain tannin, can be used for clean the boiler and retarder；In addition Eucalyptus or good fire wood, nectariferous plant and greening
And shelter-forest uses seeds.
In recent years, the Guangdong and Guangxi Provinces of south China, Yunnan, Fujian, Guizhou, Hainan etc. save and start to introduce a fine variety by state-owned east gate, Guangxi woods
The fast-growing Eucalyptus kind that field is cultivated, fast-growing Eucalyptus is the leaf wood of a kind of light color, and wood grain is tight and irregular, and sapwood layer is relatively wide,
In white to pale pink；The light brown red that heartwood has.Fast-growing eucalyptus globulus fast growth, can become a useful person for 3 years at present, and hill farmer is planted in a large number
Plant, accounted for more than the 50% of the available timber in south, added the such as arboreal growth such as pinaster, Cunninghamia lanceolata (Lamb.) Hook., margosa of original seeds relatively
Slowly, it is no longer able to haggle as wildwood and cuts down, and the timber yield of 1 mu of fast-growing eucalyptus globulus is equivalent to the wildwood yield of more than 5 mu,
Eucalyptus only accounts for the 13.7% of forest in Guangxi area, but solves Guangxi more than 80%, the timber demand in the whole nation more than 20%.
Eucalyptus strong adaptability, also is able to growth, and fast growth in dead soil, nursing cost is low, therefore plants
Area increases year by year.Eucalyptus Wood is red, glossy, without special odor, texture is staggered, structure is close, material is the heaviest, flexible.
Level bigger Eucalyptus in footpath, by being peeled into veneer, produces plywood or laminated veneer lumber as central layer, uses adhesive the most again
Plate is bonded into multi-layer sheet, and this multi-layer sheet is also referred to as solid wood board, can be as the office appliance of high-quality, timber floor, furniture with build
Build the multiple use of gripper shoe.And small diameter grade, brush wood or be difficult to the Eucalyptus of rotary-cut and be processed into wood chip, for papermaking or produce fibre
Dimension plate, therefore the comprehensive utilization ratio of Eucalyptus can improve to more than 90%.Eucalyptus is Eucalyptus semi-finished product after processing, closely
Xie Nian China successfully develops high-performance Eucalyptus recombinant material, Eucalyptus laminated veneer lumber, bamboo eucalyptus globulus composite, thick core Eucalyptus solid wood
Composite board and without aldehyde Eucalyptus plywood making technology etc., Eucalyptus is more and more universal in the application of wood-based plate, and Eucalyptus plate becomes
The material that furniture industry commonly uses.
Along with Eucalyptus application in wood-based plate is more and more universal, the usage amount of Eucalyptus also gets more and more.Although Eucalyptus
Comprehensive utilization ratio can reach more than 90%, but in a lot of wood-working factories, after rotary-cut Eucalyptus, all leaves quantity huge
Big Eucalyptus core, but the Eucalyptus core of these substantial amounts becomes " mop rod " producing mop mostly, or it is taken as yule logs
Commit to the flames, be not fully utilized, cause the significant wastage to timber resources.
Summary of the invention
It is an object of the invention to provide a kind of method being raw material production balustrade with Eucalyptus core, by rotary-cut Eucalyptus
After the Eucalyptus core that stays reclaim, and with Eucalyptus core for raw material production balustrade, not only make Eucalyptus core obtain fully
Utilization, turn waste into wealth, saved the energy, and can produce that quality is good, good stability, wear-resisting moisture resistivity are good, resistance dynamics
By force, on-deformable balustrade, greatly reduce the production cost of balustrade.
For achieving the above object, the present invention adopts the following technical scheme that
A kind of with Eucalyptus core for the method for raw material production balustrade, comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place under 10 DEG C of-35 DEG C of environment health preserving 1-2 month, allows its natural air drying；
(2) dry: Eucalyptus core is put in shelf and puts neatly, be put in drying pit drying 3-4 days, make the weight of Eucalyptus core contain
Water rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 10-15 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, then every Eucalyptus core is cut into 50-60cm
Length；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.0-2.5 rice, and is fixed 4-6 hour by Eucalyptus core backing material plate with clip, makes Eucalyptus core
Bonding plane compacting between bar；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 150～180g/m2；
(7) precompressed: by slab good for assembly under unit pressure 0.9～1.0MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 130～140 DEG C, time: 20-25
Minute；Then place cooling 5-8 hour, obtain Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then blank outer surface paste last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa, temperature be 135～
140 DEG C, the time: 40～50s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, heat radiation health preserving 6～
After 8h, obtain finished product.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the drying pit described in step (2), in drying pit
It is to be 60-65 DEG C with conduction oil as thermophore, the drying temperature in drying pit.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the Eucalyptus after cutting flat with in described step (5)
Core bar carries out single spreading, and glue-spread is 110-120g/m2,, glue used is modified latex adhesive, its preparation method
For: take the raw material of following parts by weight: vinylacetate 65-75 part；Polyvinyl alcohol 8-10 part；Water 85-90 part；Potassium peroxydisulfate
0.3-0.6 part；Emulsifier op-10 1-1.5 part；Sodium lauryl sulphate 0.4-0.6 part；Anilinomethyl trimethoxy silane 2-5
Part；Disproportionated rosin 1-3 part；Sodium carboxymethyl cellulose 2-5 part and Pulvis Talci 1-3 part are standby, then according to parts by weight is each
Raw material, first heats water to 75-85 DEG C, adds polyvinyl alcohol and dissolves, and obtains solution, and the temperature of regulation solution is to 60-65 DEG C, so
After drip vinylacetate in the solution, sequentially add potassium peroxydisulfate, emulsifier op-10 and sodium lauryl sulphate, stirring
After 5-10 minute, add anilinomethyl trimethoxy silane and stir, be warming up to 80 DEG C, insulated and stirred reaction 45min, then
Add disproportionated rosin, stirring reaction 30-35min, obtain emulsion, emulsion is cooled to 40-45 DEG C, add carboxymethyl fine
Dimension element sodium, after stirring reaction 20-30 min, adds Pulvis Talci stirring reaction 25-30 min, is cooled to room temperature, the most available
Modified latex adhesive.
The above-mentioned method being raw material production balustrade with Eucalyptus core, described in step (6) to two pieces of Eucalyptus
The glue that core backing material plate is carried out used by single spreading is consistent with glue used in step (5).
Glue used in the present invention is modified latex adhesive, adds silane coupler in mid-term prepared by white glue with vinyl
Anilinomethyl trimethoxy silane and disproportionated rosin are modified, and anilinomethyl trimethoxy silane in the solution can be by absorbing
Hydrone causes hydrolysis, generates silanol base, then dehydrating condensation and form oligomer, this oligomer can be molten with vinyl acetate
Hydroxyl in liquid forms hydrogen bond, and each intermolecular silanol base of anilinomethyl trimethoxy silane is the most mutually condensed, oligomerisation forms net
Shape structure；Hydrogen bond is the interface interaction power strong more than Van der Waals force, and the total bond energy in interface to exceed far away simple physical absorption,
Show the strongest adhesive force；Anilinomethyl trimethoxy silane in the solution can be anti-with VAM generation graft copolymerization
Should, substantially increase polyvinyl acetate breast
The adhesive strength of liquid and resistance to water.Disproportionated rosin is in the presence of a catalyst, by means of mineral acid and the effect of heat, makes Colophonium
A part of oxidized, another part is reduced, and i.e. there occurs the product of dismutation reaction gained.Its molecular formula is C19H29COOH, point
Son amount is 300.45, disproportionated rosin is used for modified latex, is remarkably improved the viscosity of white glue with vinyl, adhesion strength, moreover it is possible to have
The water absorption of the raising emulsion of effect.Acetate emulsion adds sodium carboxymethyl cellulose can improve prepared by white glue with vinyl
Fluency and viscosity.
The invention have the benefit that
1, the method that the present invention is raw material production balustrade with Eucalyptus core, use Eucalyptus core be raw material, through health preserving, drying,
Tangent plane cuts out, splice, repair the processing steps such as assembly, precompressed, hot pressing after, produce that quality is good, good stability, moisture resistance, resist
Dynamics balustrade strong, on-deformable so that Eucalyptus core is fully utilized, and turns waste into wealth, and has saved the energy.And
In the actual production course of processing of the present invention, the wooden bran of generation, wood shavings etc., after scientific disposal, can be processed into biomass
Granular fuel clean energy resource, does not waste one piece of waste, does not abandon a piece of wood flour, all comprehensively utilized, and the present invention is in reality
Border has reached the purpose of " zero-emission " in producing.
2, the present invention is processed according to the feature of Eucalyptus core, Eucalyptus core carries out health preserving for the first time, can make Eucalyptus
Core fully adapts to the temperature and humidity of environment, and through 1-2 month at natural environment under air-dry except water, Eucalyptus core can be made
Moisture content reaches perfect condition, and then does not haves obvious swell-shrinking deformation when post-production.Carry out after Eucalyptus core is dried
Health preserving for the second time, the stress that Eucalyptus core can be made to be dried generation is substantially reduced, and makes the temperature of Eucalyptus core inner and moisture content more equal
Even, material is more stable；Reduce and produce that water met by the balustrade that obtains, the moisture absorption plays drum, the probability of deformation.
3, glue used in the present invention is modified latex adhesive, and this modified latex adhesive is a kind of water solublity
Environment-friendly adhesive, has the performance characteristics that initial cohesiveness is good, fast drying, bonding force are strong, bonding rear shear strength is high, low cost
Honest and clean, nontoxic, have no irritating odor, easy to use, non-environmental-pollution, use safe and nontoxic, do not fire, easy to clean, room temperature is solid
Changing, have good adhesion to timber, glue-joint strength is high, the glue-line water white transparency after solidification, and good toughness does not pollute glued
Thing；Good emulsion stability, and pass through white glue with vinyl adhesive strength, the creep resistance that modification obtains, tolerance to cold, resistance to water and water resistant
Property is obtained for improvement.Use this modified latex adhesive to make balustrade, safe and environment-friendly, low cost, and boning
Effective.
4, the method that the present invention is raw material production balustrade with Eucalyptus core, in process of production, to the Eucalyptus core obtained
Backing material plate is repaired, it is ensured that the quality of product；Last layer melamine-impregnated bond paper conduct is pasted at blank outer surface
Decorative layer, can not only make the outward appearance of product become exquisite, and the surface of the balustrade that production obtains can be made the most wear-resisting, resistance to
Cut, acid and alkali-resistance, resistance to boiling hot and anti-pollution, then paste last layer aluminium sesquioxide abrasion-proof paper, substantially increase and produce the building obtained
The wearability of ladder rail；At blank outer surface patch last layer melamine-impregnated bond paper and one layer of aluminium sesquioxide abrasion-proof paper
The surface that can make product has layer protective layer, makes that product surface is the most easy to change, peeling, improve in material physical mechanics
Performance, extends use value and the service life of product.
5, the present invention uses Eucalyptus core to be raw material production balustrade so that Eucalyptus core is fully utilized, and
Greatly reduce the production cost of balustrade, use the inventive method to produce the balustrade quality obtained is good, good stability,
Wear-resisting moisture resistance, resistance dynamics is strong, be unlikely to deform.
Detailed description of the invention
Embodiment 1
A kind of with Eucalyptus core for the method for raw material production balustrade, comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place health preserving 1 month under 10 DEG C of-35 DEG C of environment, allows its natural air drying；
(2) drying: be put in shelf by Eucalyptus core and put neatly, be put in drying pit drying 3 days, the weight making Eucalyptus core is aqueous
Rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 10 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, and then every Eucalyptus core cuts into the length of 50cm
Degree；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.0 meters, and is fixed 4 hours by Eucalyptus core backing material plate with clip, makes between Eucalyptus core bar
Bonding plane compacting；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 150g/m2；
(7) precompressed: by slab good for assembly under unit pressure 0.9MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 130 DEG C, the time: 25 minutes；So
Rear placement cools down 5 hours, obtains Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then pasting last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa at blank outer surface, temperature is 135 DEG C,
Time: 50s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, and dispel the heat health preserving 6h
After, obtain finished product.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the drying pit described in step (2), in drying pit
Be with conduction oil be 65 DEG C as thermophore, the drying temperature in drying pit.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the Eucalyptus after cutting flat with in described step (5)
Core bar carries out single spreading, and glue-spread is 110g/m2,, glue used is modified latex adhesive, and its preparation method is: take
The raw material of following parts by weight: vinylacetate 65 parts；Polyvinyl alcohol 8 parts；85 parts of water；Potassium peroxydisulfate 0.3 part；Polyoxyethylene nonylphenol ether-
10 1 parts；Sodium lauryl sulphate 0.6 part；Anilinomethyl trimethoxy silane 2 parts；Disproportionated rosin 3 parts；Sodium carboxymethyl cellulose
2 parts and Pulvis Talci 3 parts standby, then according to each raw material of parts by weight, first heat water to 75 DEG C, add polyvinyl alcohol molten
Solving, obtain solution, the temperature of regulation solution, to 60 DEG C, drips vinylacetate the most in the solution, sequentially adds persulfuric acid
Potassium, emulsifier op-10 and sodium lauryl sulphate, after stirring 5 minutes, add anilinomethyl trimethoxy silane and stir,
It is warming up to 80 DEG C, insulated and stirred reaction 45min, then add disproportionated rosin, stirring reaction 30min, obtain emulsion, by breast
Liquid is cooled to 40 DEG C, adds sodium carboxymethyl cellulose, after stirring reaction 30 min, adds Pulvis Talci stirring reaction 25
Min, is cooled to room temperature, i.e. can get modified latex adhesive.
The above-mentioned method being raw material production balustrade with Eucalyptus core, described in step (6) to two pieces of Eucalyptus
The glue that core backing material plate is carried out used by single spreading is consistent with glue used in step (5).
Embodiment 2
A kind of with Eucalyptus core for the method for raw material production balustrade, comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place health preserving 1.5 months under 10 DEG C of-35 DEG C of environment, allows its natural air drying；
(2) drying: be put in shelf by Eucalyptus core and put neatly, be put in drying pit drying 4 days, the weight making Eucalyptus core is aqueous
Rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 12 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, and then every Eucalyptus core cuts into the length of 60cm
Degree；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.5 meters, and is fixed 6 hours by Eucalyptus core backing material plate with clip, makes between Eucalyptus core bar
Bonding plane compacting；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 160g/m2；
(7) precompressed: by slab good for assembly under unit pressure 1.0MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 140 DEG C, the time: 20 minutes；So
Rear placement cools down 8 hours, obtains Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then pasting last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa at blank outer surface, temperature is 140 DEG C,
Time: 40s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, and dispel the heat health preserving 8h
After, obtain finished product.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the drying pit described in step (2), in drying pit
Be with conduction oil be 60 DEG C as thermophore, the drying temperature in drying pit.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the Eucalyptus after cutting flat with in described step (5)
Core bar carries out single spreading, and glue-spread is 120g/m2,, glue used is modified latex adhesive, and its preparation method is: take
The raw material of following parts by weight: vinylacetate 70 parts；Polyvinyl alcohol 9 parts；87 parts of water；Potassium peroxydisulfate 0.4 part；Polyoxyethylene nonylphenol ether-
10 1.2 parts；Sodium lauryl sulphate 0.5 part；Anilinomethyl trimethoxy silane 5 parts；Disproportionated rosin 1 part；Carboxymethyl cellulose
5 parts of sodium and Pulvis Talci 1 part are standby, then according to each raw material of parts by weight, first heat water to 85 DEG C, add polyvinyl alcohol
Dissolving, obtain solution, the temperature of regulation solution, to 65 DEG C, drips vinylacetate the most in the solution, sequentially adds over cure
Acid potassium, emulsifier op-10 and sodium lauryl sulphate, after stirring 10 minutes, add anilinomethyl trimethoxy silane stirring all
Even, it is warming up to 80 DEG C, insulated and stirred reaction 45min, then add disproportionated rosin, stirring reaction 35min, obtain emulsion, will
Emulsion is cooled to 45 DEG C, adds sodium carboxymethyl cellulose, after stirring reaction 20 min, adds Pulvis Talci stirring reaction 28
Min, is cooled to room temperature, i.e. can get modified latex adhesive.
The above-mentioned method being raw material production balustrade with Eucalyptus core, described in step (6) to two pieces of Eucalyptus
The glue that core backing material plate is carried out used by single spreading is consistent with glue used in step (5).
Embodiment 3
A kind of with Eucalyptus core for the method for raw material production balustrade, comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place health preserving 2 months under 10 DEG C of-35 DEG C of environment, allows its natural air drying；
(2) dry: Eucalyptus core is put in shelf and puts neatly, be put in drying pit drying 3.5 days, make the weight of Eucalyptus core contain
Water rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 15 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, and then every Eucalyptus core cuts into the length of 55cm
Degree；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.2 meters, and is fixed 5 hours by Eucalyptus core backing material plate with clip, makes between Eucalyptus core bar
Bonding plane compacting；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 180g/m2；
(7) precompressed: by slab good for assembly under unit pressure 0.9MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 135 DEG C, the time: 23 minutes；So
Rear placement cools down 7 hours, obtains Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then pasting last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa at blank outer surface, temperature is 137 DEG C,
Time: 43s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, and dispel the heat health preserving 8h
After, obtain finished product.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the drying pit described in step (2), in drying pit
It is to be 60-65 DEG C with conduction oil as thermophore, the drying temperature in drying pit.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the Eucalyptus after cutting flat with in described step (5)
Core bar carries out single spreading, and glue-spread is 115g/m2,, glue used is modified latex adhesive, and its preparation method is: take
The raw material of following parts by weight: vinylacetate 75 parts；Polyvinyl alcohol 10 parts；90 parts of water；Potassium peroxydisulfate 0.6 part；Polyoxyethylene nonylphenol ether-
10 1.5 parts；Sodium lauryl sulphate 0.4 part；Anilinomethyl trimethoxy silane 3 parts；Disproportionated rosin 2 parts；Carboxymethyl cellulose
4 parts of sodium and Pulvis Talci 2 parts are standby, then according to each raw material of parts by weight, first heat water to 80 DEG C, add polyvinyl alcohol
Dissolving, obtain solution, the temperature of regulation solution, to 62 DEG C, drips vinylacetate the most in the solution, sequentially adds over cure
Acid potassium, emulsifier op-10 and sodium lauryl sulphate, after stirring 7 minutes, add anilinomethyl trimethoxy silane stirring all
Even, it is warming up to 80 DEG C, insulated and stirred reaction 45min, then add disproportionated rosin, stirring reaction 33min, obtain emulsion, will
Emulsion is cooled to 42 DEG C, adds sodium carboxymethyl cellulose, after stirring reaction 25 min, adds Pulvis Talci stirring reaction
28min, is cooled to room temperature, i.e. can get modified latex adhesive.
The above-mentioned method being raw material production balustrade with Eucalyptus core, described in step (6) to two pieces of Eucalyptus
The glue that core backing material plate is carried out used by single spreading is consistent with glue used in step (5).
Embodiment 4
A kind of with Eucalyptus core for the method for raw material production balustrade, comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place health preserving 1.7 months under 10 DEG C of-35 DEG C of environment, allows its natural air drying；
(2) drying: be put in shelf by Eucalyptus core and put neatly, be put in drying pit drying 4 days, the weight making Eucalyptus core is aqueous
Rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 14 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, and then every Eucalyptus core cuts into the length of 55cm
Degree；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.3 meters, and is fixed 5 hours by Eucalyptus core backing material plate with clip, makes between Eucalyptus core bar
Bonding plane compacting；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 170g/m2；
(7) precompressed: by slab good for assembly under unit pressure 1.0MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 137 DEG C, the time: 21 minutes；So
Rear placement cools down 6 hours, obtains Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then pasting last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa at blank outer surface, temperature is 138 DEG C,
Time: 42s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, and dispel the heat health preserving 7h
After, obtain finished product.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the drying pit described in step (2), in drying pit
Be with conduction oil be 60 DEG C as thermophore, the drying temperature in drying pit.
The above-mentioned method being raw material production balustrade with Eucalyptus core, the Eucalyptus after cutting flat with in described step (5)
Core bar carries out single spreading, and glue-spread is 117g/m2,, glue used is modified latex adhesive, and its preparation method is: take
The raw material of following parts by weight: vinylacetate 68 parts；Polyvinyl alcohol 8 parts；87 parts of water；Potassium peroxydisulfate 0.4 part；Polyoxyethylene nonylphenol ether-
10 1.1 parts；Sodium lauryl sulphate 0.5 part；Anilinomethyl trimethoxy silane 3 parts；Disproportionated rosin 2 parts；Carboxymethyl cellulose
3 parts of sodium and Pulvis Talci 3 parts are standby, then according to each raw material of parts by weight, first heat water to 82 DEG C, add polyvinyl alcohol
Dissolving, obtain solution, the temperature of regulation solution, to 63 DEG C, drips vinylacetate the most in the solution, sequentially adds over cure
Acid potassium, emulsifier op-10 and sodium lauryl sulphate, after stirring 8 minutes, add anilinomethyl trimethoxy silane stirring all
Even, it is warming up to 80 DEG C, insulated and stirred reaction 45min, then add disproportionated rosin, stirring reaction 33min, obtain emulsion, will
Emulsion is cooled to 42 DEG C, adds sodium carboxymethyl cellulose, after stirring reaction 28min, adds Pulvis Talci stirring reaction 26
Min, is cooled to room temperature, i.e. can get modified latex adhesive.
The above-mentioned method being raw material production balustrade with Eucalyptus core, described in step (6) to two pieces of Eucalyptus
The glue that core backing material plate is carried out used by single spreading is consistent with glue used in step (5).
Claims (4)
1. the method that a kind is raw material production balustrade with Eucalyptus core, it is characterised in that comprise the following steps:
(1) Eucalyptus core health preserving for the first time: be stacked up by " well " font by Eucalyptus core, is placed on and ventilates in the booth taken shelter from rain, Yu Wen
Degree is to place under 10 DEG C of-35 DEG C of environment health preserving 1-2 month, allows its natural air drying；
(2) dry: Eucalyptus core is put in shelf and puts neatly, be put in drying pit drying 3-4 days, make the weight of Eucalyptus core contain
Water rate is 10%-16%, goes out cellar for storing things；
(3) Eucalyptus core second time health preserving: it is that 20 DEG C of-30 DEG C of environment are transferred that the Eucalyptus core after going out cellar for storing things is put in health-preserving chamber in temperature
Put health preserving 10-15 days；
(4) tangent plane is cut out: cut flat with at the four sides of Eucalyptus core with timber band sawing machine, then every Eucalyptus core is cut into 50-60cm
Length；
(5) splicing: the Eucalyptus core bar after cutting flat with carries out single spreading, the Eucalyptus core bar splicing bonding after applying glue is grown up
Degree is the Eucalyptus core backing material plate of 2.0-2.5 rice, and is fixed 4-6 hour by Eucalyptus core backing material plate with clip, makes Eucalyptus core
Bonding plane compacting between bar；
(6) assembly is repaired: include dry, crackle, knaur and bark pocket to occur on the Eucalyptus core backing material plate obtained
Defect or flaw are repaired, and then take two pieces of Eucalyptus core backing material plates, carry out two pieces of Eucalyptus core backing material plates respectively with glue spreader
Single spreading assembly, single spreading amount is 150～180g/m2；
(7) precompressed: by slab good for assembly under unit pressure 0.9～1.0MPa, precompressed 35min；
(8) hot pressing: utilize hot press to carry out hot-forming, hot pressing pressure 0.8MPa, temperature is 130～140 DEG C, time: 20-25
Minute；Then place cooling 5-8 hour, obtain Eucalyptus central layer；
(9) cutting forming: prepared Eucalyptus central layer is cut into the batten of required size by four side moulder machine, prepared stair are held up
The blank of hands；
(10) melamine-impregnated bond paper patch system: after rejecting the defective blank of fracture, blank is carried out sanding and polishing,
Then blank outer surface paste last layer melamine-impregnated bond paper, hot pressing, hot pressing pressure 2.5MPa, temperature be 135～
140 DEG C, the time: 40～50s；Place after hot pressing and be cooled to room temperature；
(11) laminating abrasion-proof paper: the blank outer surface that step (9) obtains pastes last layer aluminium sesquioxide abrasion-proof paper, then heat again
Molded, hot pressing temperature is 145 DEG C, and pressure is 1.2MPa, naturally ventilated cooling in thermostatic chamber after hot pressing, heat radiation health preserving 6～
After 8h, obtain finished product.
The most according to claim 1 be raw material production balustrade with Eucalyptus core method, it is characterised in that step (2)
Described in drying pit, drying pit is be 60-65 DEG C as thermophore, the drying temperature in drying pit with conduction oil.
The most according to claim 1 be raw material production balustrade with Eucalyptus core method, it is characterised in that described step
Suddenly the Eucalyptus core bar after cutting flat with in (5) carries out single spreading, and glue-spread is 110-120g/m2,, glue used is modified white
Latex adhesive, its preparation method is: take the raw material of following parts by weight: vinylacetate 65-75 part；Polyvinyl alcohol 8-10
Part；Water 85-90 part；Potassium peroxydisulfate 0.3-0.6 part；Emulsifier op-10 1-1.5 part；Sodium lauryl sulphate 0.4-0.6 part；Benzene
Amine MTMS 2-5 part；Disproportionated rosin 1-3 part；Sodium carboxymethyl cellulose 2-5 part and Pulvis Talci 1-3 part are standby,
Then according to each raw material of parts by weight, first heat water to 75-85 DEG C, add polyvinyl alcohol and dissolve, obtain solution, regulate molten
The temperature of liquid, to 60-65 DEG C, drips vinylacetate the most in the solution, sequentially add potassium peroxydisulfate, emulsifier op-10 and
Sodium lauryl sulphate, after stirring 5-10 minute, adds anilinomethyl trimethoxy silane and stirs, be warming up to 80 DEG C, protect
Temperature stirring reaction 45min, then adds disproportionated rosin, stirring reaction 30-35min, obtains emulsion, emulsion is cooled to 40-
45 DEG C, add sodium carboxymethyl cellulose, after stirring reaction 20-30 min, add Pulvis Talci stirring reaction 25-30 min,
It is cooled to room temperature, i.e. can get modified latex adhesive.
The most according to claim 1 be raw material production balustrade with Eucalyptus core method, it is characterised in that step (6)
Described in that two pieces of Eucalyptus core backing material plates carry out glue used by single spreading is consistent with glue used in step (5).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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