CN109531764A - A kind of production method of flame-retardant board - Google Patents
A kind of production method of flame-retardant board Download PDFInfo
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- CN109531764A CN109531764A CN201811535250.XA CN201811535250A CN109531764A CN 109531764 A CN109531764 A CN 109531764A CN 201811535250 A CN201811535250 A CN 201811535250A CN 109531764 A CN109531764 A CN 109531764A
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- core plate
- flame
- retardant
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
- B27N3/12—Moulding of mats from fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention provides a kind of production methods of flame-retardant board, it is the following steps are included: the processing steps such as raw material selection, rotary-cut, configuration flame retardant solution, thermophilic digestion, cooling and pressing, the flame-retardant board that the present invention produces, flame retardant effect is 3-5 times of existing flame-retardant board in the market, fully achieves the fire-retardant feature of plank and plank intensity is high, applied widely.
Description
Technical field
The present invention relates to flame-retardant board technical fields, more particularly, to a kind of production method of flame-retardant board.
Background technique
Flame-retardant board also known as fire retardant plate, flame-retardant plywood, fire retardant glued board etc. are by rounding at wood chip or by flitch
Slicing leads to three layers made of using adhesive glued again after wood chip progress flame retardant treatment or the glued board of multilayer at scantling block
Common odd-level wood chip, and form the orthogonal gluing of the machine direction of adjacent layer wood chip.
Flame-retardant board is using timber as the flame-retardant board of main material production, due to the essence in the reasonability and production process of its structure
Fining-off can generally overcome the defect of timber to substantially improve and improve the physical and mechanical property of timber, while fire retardant glued board
The incendive disadvantage of normal plywood is also overcomed, glued board flame retardant property is effectively increased, flame-retardant board production is sufficiently rationally
The important method that ground utilizes timber, improves wood performance.
It is fire-retardant in existing market, although flame retardant effect changes to a certain extent.But its flame retardant effect is still
So it is difficult to fully achieve fire-retardant, therefore, is badly in need of a kind of new fire-retardant plate producing process, solves lacking for flame-retardant board in the prior art
Point.
Summary of the invention
The purpose of the present invention is to provide a kind of production methods of flame-retardant board, and the flame-retardant board flame retardant effect produced is more preferable,
Have intensity high, applied widely simultaneously.
A kind of production method of flame-retardant board provided by the invention, includes the following steps:
S1. log cooking and rotary-cut
S10. log crust and weathering layer are removed, the log after peeling is then immersed 45-55 ° (preferably
50 °) warm water in, 11-15 hour of natural immersion (preferably impregnates 12 hours);
S11. water temperature is increased to 80 ° -100 °, holding 20-26 hours so that the fiber in log is fully expanded;
S12. it after the grease in timber degreasing agent (such as the clean treasured of MJB wood) removal log is added into water, is down to water temperature
It is taken out from water after 35~40 °;
S13. peeler log obtains whole core plate;
S2. core plate thermophilic digestion
S20. it impregnates: core plate being put into flame retardant solution of the temperature not higher than 25 ° and impregnates 1-2 hour;
S21. boiling: heating the flame retardant solution and be allowed to temperature and rise to 60-70 °, keeps core plate in 60-70 ° of solution
Boiling 30-40 hours;
S22. the flame retardant solution is with 5 ° per hour of cooling frequency gradually cooling down, until water temperature is lower than 5 °, so
Afterwards core plate is continued to impregnate 5-10 hours, until flame retardant constituent takes out after completely penetrating in the wood-fibred of core plate;
The flame retardant solution includes fire retardant, water, melamine;The PH of flame retardant solution is set to 4.5-5.5;
The weight ratio of the fire retardant, water and melamine are as follows: 0.5:2.5:1-1:5:2;
The fire retardant includes the raw material of following parts by weight: 5-12 parts of ammonium dihydrogen phosphate;1-3.5 parts of diammonium hydrogen phosphate, height
Soil 0.5-1.5 parts of ridge, 0.1-1.2 parts of rare earth, 1-3.5 parts of cyclodextrin, 0.5-2.5 parts of chitosan, Nano composite material of montmorillonite
2.5-8.5 part;
S3. core plate is taken out from flame retardant solution, is air-dried until core plate moisture content is 10%-14%;
S4. backing material plate is formed after the cold pressing of core plate assembly gluing described in multilayer;The surface of backing material plate sprays fiberglass layer;
Wherein, the upper and lower surface of the intermediate core plate in middle layer is bonded one layer of high molecular fire retardant fibrous layer respectively;
S5. it is laid with decorative layer in the upper and lower surface of backing material plate, is then placed within progress hot pressing on hot press and obtains flame-retardant board.
Further, core plate described in step S3 air-dries (drying under upright state) under overhang.
Further, in step S2, the core plate interval setting.
Further, the interval between the core plate is not less than 1mm.
Further, hot pressing temperature is 120~140 ° in step S5, and hot pressing time is 25~40 minutes;Pressure is 5~15
Kilogram/cm2。
Further, the weight ratio of the fire retardant in the flame retardant solution in step S20, water and melamine is 0.5:2.5:
1, the fire retardant includes the raw material of following parts by weight: 6.5 parts of ammonium dihydrogen phosphate;2.5 parts of diammonium hydrogen phosphate, kaolin 0.95
Part, 0.2 part of rare earth, 2.5 parts of cyclodextrin, 1.5 parts of chitosan, 5.5 parts of Nano composite material of montmorillonite, the PH of flame retardant solution is set to
5。
Further, in step S4, core plate surface quality is examined, is classified according to the size in worm hole on core plate, worm hole
Core plate greater than 2cm is three steps, and core plate of the worm hole less than 2cm is two steps, and the core plate in no worm hole is a step;One step is done
It is spare for panel;
Benefit is repaired or is cut in worm hole on two steps and/or three steps using powder of lacquer putty for use on, in two steps and/or three
Step is bonded one layer of high molecular fire retardant fibrous layer as middle layer core plate upper and lower surface.
Further, in step S4, two steps and three steps are as middle layer core plate interval laying, using a step as face
Plate is laid on top layer and lowest level, is then pressed using cold press, and multi-layer fire-retarded plate is formed.
Further, in step S2, including core plate thermophilic digestion equipment, core plate thermophilic digestion equipment include: pond, branch
Frame, rack and lifting drive;
The rack is liftably hung on above the pond by the bracket;
The rack includes: frame and a row or several row folding board groups, and clamping plate group includes what multiple parallel intervals were arranged
Clamping plate;
Clamping plate is arranged on frame horizontally moveablely, and clamping plate is vertically arranged;It is provided with spring between two neighboring clamping plate,
The spring, which is compressed, is intended to force the two neighboring clamping plate spacing to become larger;
One end of clamping plate group is provided with clamping device for forcing clamping plate spacing to reduce and then clamping the core plate.
Core plate is sunk to pond or from pond for driving rack to move up and down by the lifting drive
Take out core plate.
Further, further include timber lathe for rounding, timber lathe include: rack, driving double roller,
Fabric swatch roller, knife rest, transmission system and electrical system composition;Fabric swatch roller applies pressure with driving double roller constant speed rotation and to log
Power, for driving log to rotate;Fabric swatch roller and peeling knife are rigidly mounted together on knife rest, and transmission system includes for driving knife
The driving device of the separate or close log of frame, fabric swatch roller center point are mounted on above driving double roller center perpendicular bisector,
Rotary-cut knife edge mouth is mounted on the lower section of driving double roller center perpendicular bisector;
The timber lathe further includes for keeping log temperature to maintain the temperature between 30-40 ° during rotary-cut
Control system;The temperature control system includes: controller, temperature sensor and heating system;The temperature sensor is for monitoring institute
State the skin temperature during rounding;The heating device is for heating log.
Further, the heating system includes blower, gas circuit, humidifying unit and heating unit, and heating unit setting exists
For heating to the air from blower in gas circuit, humidifying unit is used to spray into water mist into gas circuit and then is used to moisten gas
Air in road;The outlet face log surface of the gas circuit, the damp-heat air of ejection heat log surface.
Further, the lower section of peeling knife is arranged in the outlet of the gas circuit, for on log to the region of rotary-cut into
The processing of row warming and humidifying.
By the log temperature and humidity during control rotary-cut, the thickness of rotary-cut timber can be greatly improved, and revolve
Not easy to break during cutting, core plate is more complete.
Further, the driving device includes motor and lead-screw drive mechanism.Motor is driven by lead-screw drive mechanism
Knife rest moves horizontally, and realizes the continuous feeding of rotary-cut process.
Further, the driving double roller includes the first friction roller and the second friction roller, and the diameter of the first friction roller is greater than
The diameter of second friction roller, the diameter of the second friction roller are greater than the diameter of fabric swatch roller, above and below the first friction roller and the second friction roller
Inclination arrangement setting, the angle of the central horizontal line of the first friction roller, the roll centre connecting line of the second friction roller and timber is obtuse angle.
During rotary-cut, does not need to squeeze timber, the extruding force for timber can be effectively reduced, effectively eliminate rotation
The surface indentation for cutting rear veneer reduces the destruction for veneer wooden structures.
By adopting the above technical scheme, the invention has the following beneficial effects:
The present invention carries out thermophilic digestion processing to core plate, allows the complete synthesis and ubiquit of fire retardant ingredient into wood-fibred,
Reach a high temperature sterilizing and comprehensively fire-retardant effect, while be spaced using high molecular fire retardant fibrous layer fire-retardant, recycling enhancing
Type fiberglass layer coats entire half plate from extreme outer surfaces, form repeatedly it is fire-retardant, it is inside and outside simultaneously from wood-fibred
Reinforce flame retardant treatment.The flame-retardant board that the present invention produces, flame retardant effect are 3-5 times of existing flame-retardant board in the market, are fully achieved
The fire-retardant feature and plank intensity of plank are high, applied widely, while overcoming existing flame-retardant board and be easy internal solution and breeding
The shortcomings that bacterium, improves the overall performance of flame-retardant board.
Detailed description of the invention
It below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structure chart of core plate thermophilic digestion equipment in the embodiment of the present invention 1 and 2;
Fig. 2 is the top view of core plate thermophilic digestion equipment shown in FIG. 1;
Fig. 3 is the structural schematic diagram for the digesting apparatus that the embodiment of the present invention 2 provides;
Fig. 4 is the structural schematic diagram for the digesting apparatus that the embodiment of the present invention 3 provides;
Fig. 5 is the structural schematic diagram for the digesting apparatus that the embodiment of the present invention 4 provides.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below with reference to specific embodiment the present invention will be further explained explanation.
Embodiment 1
Present embodiment discloses a kind of production methods of flame-retardant board, comprising the following steps:
(1) it selects import poplar as raw material, boiling sofening treatment then is carried out to the raw material;
(2) rotary-cut: the material that step (1) obtains is sent into peeler and carries out carry out rotary-cut, is obtained according to processing request
The core plate of different-thickness;
(3) flame retardant solution is configured;Solution includes fire retardant, water, melamine;The weight of fire retardant, water and melamine
Than are as follows: 0.5:2.5:1, the fire retardant include the raw material of following parts by weight: 6.5 parts of ammonium dihydrogen phosphate;Diammonium hydrogen phosphate 2.5
Part, 0.95 part of kaolin, 0.2 part of rare earth, 2.5 parts of cyclodextrin, 1.5 parts of chitosan, 5.5 parts of Nano composite material of montmorillonite are molten
The PH of liquid is set to 5.
(4) thermophilic digestion: configured solution is stored in boiling pond, and core plate individual interval 2mm is balanced vertical put
In boiling pond, as depicted in figs. 1 and 2, boiling pond includes: pond 1, lifting drive 2, bracket 3 and rack 4, is placed
Frame 4 is arranged right above pond 1 by bracket 2, and the bottom of bracket 3 is fixed on the ground on 1 periphery of pond, facilitates installation, rises
Dropping driving device 2 is the telescoping drive mechanisms such as hydraulic cylinder or cylinder, and the setting of rack 4 is driven in 2 bottom of lifting drive, lifting
Dynamic device 2 drives rack 1 to move up and down, and the core plate being placed on rack 4 is immersed in the solution in pond 1, rack 4
Including rectangular frame 41, clamping plate group is provided on the rectangular frame 41, each clamping plate group includes several clamping plates 5, is set on frame
The guide frames such as guide rod or guide rail are equipped with, clamping plate is arranged on guide frame horizontally moveablely, is provided between adjacent cleats
One end of spring 6, guide rod or guide rail is provided with the horizontal compression devices such as pressing plate 7, passes through pressing plate against the force of the spring squeezing splints
Core plate can be clamped, pressing plate is locked after compressing using nut or clamping structure.When unclamping pressing plate, under spring force
Clamping plate unclamps, and core plate is released.Another effect of spring is to maintain the spacing between clamping plate, there are gap between clamping plate, from
And guarantees solution and be completely soaked clamping plate.Wherein, horizontal compression device 7 can also be the mechanisms such as pull rod, voussoir, equally may be implemented
The effect of clamping jaws.
Wherein, clamping plate 5 is process using Turbogrid plates, it is ensured that the comprehensive engagement of core plate and solution guarantees cooking quality;
Core plate immersion in the solution heats solution after 1 hour, so that solution temperature is warming up to 60 degree, keeps core plate at 60 degree
Boiling 35 hours, then gradually cool down in solution, with 5 degree per hour cooling frequencies gradually cooling down, until water temperature is lower than 5
Then degree again impregnates slab 5 hours, until flame retardant constituent takes out after completely penetrating in the wood-fibred of core plate, reach high
Temperature sterilizing and comprehensively fire-retardant effect;
(5) core plate of taking-up is stored by the way of standing, air-dried, holding is then carried out by natural air cooled mode
Core plate moisture content is 10%;
(6) core plate surface quality is examined by the method for staff visually after core plate dries, according to worm hole on core plate
Size be classified, it is three steps that worm hole, which is greater than 2cm, and it is two steps that worm hole, which is less than 2cm, and no worm hole is a step,
It is bundled spare as the panel of flame-retardant board that one step directly installs standby package using roller;
(7) benefit is repaired or is cut in the worm hole on two steps and three steps using powder of lacquer putty for use on, in two steps and three-level
Plate surface is bonded one layer of high molecular fire retardant fibrous layer respectively.
(8) gluing: two steps being arranged according to length direction and are folded, are spliced to two steps, and splicing process is with teeth six
The mode for spelling tear indefinite extension is spliced, and is then smeared in the high score fire resistance fibre fiber layer surface of two steps spliced
Gluing guarantees that the gluing total weight of two step tow sides is 1.1 kilograms;
(9) it presses: by two steps, three step interval layings, being then laid on top layer and most for a step as panel
Then lower layer is pressed using cold press, form multi-layer fire-retarded plate;
(10) the multi-layer fire-retarded plate surface pressed is sprayed into one layer of enhanced fiberglass layer and carries out surface cladding;
(11) it is laid with decorative layer in the front of multi-layer fire-retarded plate and turn-over, is then placed on hot press and carries out hot pressing, adopts
With 130 ° of high temperature, press machine continues hot pressing 30 minutes, primary hot-forming, obtains flame-retardant board.
Embodiment 2
Fire-retardant plate producing process in the present embodiment includes:
(1) it selects import Eucalyptus as raw material, boiling sofening treatment then is carried out to the raw material;
(2) rotary-cut: the material that step (1) obtains is sent into peeler and carries out carry out rotary-cut, is obtained according to processing request
The core plate of different-thickness;
(3) flame retardant solution is configured;Solution includes fire retardant, water, melamine, the fire retardant, water and melamine
Weight ratio are as follows: 1:5:2, the fire retardant include the raw material of following parts by weight: 12 parts of ammonium dihydrogen phosphate;3.5 parts of diammonium hydrogen phosphate,
1.5 parts of kaolin, 1.2 parts of rare earth, 3.5 parts of cyclodextrin, 2.5 parts of chitosan, 8.5 parts of Nano composite material of montmorillonite, by step
(2) core plate obtained impregnates in the solution, and the PH of solution is kept to be set to 5.5;
(4) thermophilic digestion: configured solution is stored in boiling pond, and core plate individual interval 2mm is balanced vertical put
In boiling pond, referring to Fig.1 and shown in 2, boiling pond includes: pond 1, lifting drive 2, bracket 3 and rack 4, described
Right above pond 1, the bottom of bracket 3 is fixed on the ground on 1 periphery of pond the setting of bracket 2, facilitates installation, and the lifting is driven
Dynamic 2 rectangular array of device is arranged on bracket 1 and in downwardly directed pond 1, and the rack 4 is arranged in lifting drive
2 bottoms, lifting drive 2 drive rack 1 to move up and down, and the core plate being placed on rack 4 are immersed molten in pond 1
In liquid, the rack 4 includes rectangular frame 41, and being horizontally spaced about on the rectangular frame 41 has several clamping plates 5, the number
It is connected between adjacent cleats by spring 6 in a clamping plate, and end clamping plate is connected with horizontal compression device 7, will need boiling
Core plate be placed between adjacent cleats, clamping plate is compressed by horizontal compression driving device 7, each adjacent clamping plate passes through bullet
Spring 6 clamps and guarantees individual spacing distance of core plate, realizes that the vertical clamping to core plate balances and places, clamping plate 5 uses Turbogrid plates
It is process, it is ensured that the comprehensive engagement of core plate and solution guarantees cooking quality;Core plate impregnates in the solution after 1 hour to molten
Liquid is heated, so that solution temperature is warming up to 70 degree, keeps core plate boiling 40 hours in 70 degree of solution, then gradually cold
But, with 5 degree per hour cooling frequencies gradually cooling down, until water temperature be lower than 5 degree, then again by slab immersion 10 hours,
Until flame retardant constituent takes out after completely penetrating in the wood-fibred of core plate, reach a high temperature sterilizing and comprehensively fire-retardant effect;
(5) core plate of taking-up is stored by the way of standing, air-dried, holding is then carried out by natural air cooled mode
Core plate moisture content is 14%;
(6) core plate surface quality is examined by the method for staff visually after core plate dries, according to worm hole on core plate
Size be classified, it is three steps that worm hole, which is greater than 2cm, and it is two steps that worm hole, which is less than 2cm, and no worm hole is a step,
It is bundled spare as the panel of flame-retardant board that one step directly installs standby package using roller;
(7) benefit is repaired or is cut in the worm hole on two steps and three steps using powder of lacquer putty for use on, in two steps and three-level
Plate surface is bonded one layer of high molecular fire retardant fibrous layer respectively;
(8) gluing: two steps being arranged according to length direction and are folded, are spliced to two steps, and splicing process is with teeth six
The mode for spelling tear indefinite extension is spliced, and is then smeared in the high score fire resistance fibre fiber layer surface of two steps spliced
Gluing guarantees that the gluing total weight of two step tow sides is 1.1 kilograms;
(9) it presses: by two steps, three step interval layings, being then laid on top layer and most for a step as panel
Then lower layer is pressed using cold press, form multi-layer fire-retarded plate;
(10) the multi-layer fire-retarded plate surface pressed is sprayed into one layer of enhanced fiberglass layer and carries out surface cladding;
(11) it is laid with decorative layer in the front of multi-layer fire-retarded plate and turn-over, is then placed on hot press and carries out hot pressing, adopts
With 130 ° of high temperature, press machine continues hot pressing 30 minutes, primary hot-forming, obtains flame-retardant board
Wherein, as shown in figure 3, log (raw material) digesting apparatus includes:
For accommodating the container 10 of liquid and log;
Heating device 20 in container 10 is set;
And the hanging device 40 for log being hung in and being hung out container 10;
The opening for hanging in and hanging out log is provided with above container 10;The screening for sealing opening is provided in opening
Cover material 30.
In use, the log for being used for rotary-cut is put into container 10, starting heating device 20 is to liquid into heating, log quilt
After heating, log is softened, flexibility increase, so as to rotary-cut go out thickness up to 7mm~12mm whole rotary cut venner (i.e.
Thick core plate), thickness greatly increases, and whole rotary cut venner is as the intermediate core for floor or the backing material plate of the production of furniture-plates
Plate, reduces the plate number of plies of backing material plate, and then reduces the quantity for making glue-line, further reduces glue consumption, reduces
The content of the poisonous and harmful substances such as formaldehyde.
Wherein intermediate core plate is the whole rotary cut venner that thickness is preferably 7mm~12mm, and expansion rate is unified, floor or furniture
Plate long-time service is unlikely to deform.
Heating device 20 includes bottom heating element 21, and bottom heating element 21 is evenly provided on the bottom in container 10
Portion;And heating device 20 includes side heating unit 22, side heating unit 22 is equably laid in the inner sidewall of container 10
On.
Bottom spacing side by side is provided with more metal comb bars 11 in container 10, and log 50 is placed on metal comb bar 11,
Bottom heating element 21 is arranged in the accommodation space below metal comb bar;And heating unit 22 outer cover in side is preferably provided with
Shield.
In the present embodiment, bottom heating element 21 and side heating unit 22 can be electric heater.Certainly, heating dress
Setting 20 can also be steam heater 20, and bottom heating element and side heating unit are the steam pipe being laid in container 10
Road is provided with steam ejiction opening on steam pipework.
Multiple temperature sensors 50 are provided in container 10, multiple temperature sensors 50 are at least laid in container 10 respectively
In opposite two side walls, in the depth direction, multiple temperature sensor intervals are laid.Multiple temperature sensors are laid in container
Different location, different depth in 10, thus the 10 different location liquid of monitoring of containers while monitoring fluid temperature in container 10
Temperature difference.
And overcover 30 is lid or the tarpaulin made of material impermeable.
Hanging device 40 is preferably jenny or gantry crane.Container 10 can be the cement that below ground is arranged in
Pond.Impermeable processing is done in the side wall of cement pit and bottom.
Embodiment 3
The present embodiment is substantially the same manner as Example 2, the difference is that:
As shown in Fig. 2, the present embodiment further includes being used to that log will to be pressed into liquid level compression bar 60 below, one of compression bar 60
It is hinged and connected on one inner sidewall of container, snap-gauge, chuck or connection key seat, compression bar is provided on the inner sidewall of container opposite side
After log is pressed into liquid levels or less, the other end card of compression bar is pressed under snap-gauge or chuck, and compression bar is prevented to be lifted;Or
The other end of compression bar is provided with pin hole, is connected on connection key seat by pin.
The effect of compression bar is will be more thorough to guarantee to impregnate below log all indentation liquid level.
Embodiment 4
The present embodiment is substantially the same manner as Example 2, the difference is that:
As shown in figure 3, the present embodiment further includes the circulatory system flowed for liquid circulation in container 10;Circulatory system packet
Include the pump housing 71 and circulation line 72;The opposite two sides of container 10 are respectively arranged with water outlet 13 and water return outlet 12, water outlet and
It is connected between water return outlet by circulation line 72, the pump housing 71 is arranged on circulation line 72.
More specifically, water outlet 13 and water return outlet 12 are respectively multiple, it is arranged respectively along short transverse interval.Outside container
Portion is provided with the clip cavity being connected to water outlet 13 or water return outlet 12, circulation line by clip cavity respectively with water outlet 13 and water return outlet
12 connections.
In addition, the sedimentation basin 73 for sundries in deposit liquid is additionally provided on circulation line, for constantly precipitating and mistake
Filter sundries in liquid.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of production method of flame-retardant board, which comprises the steps of:
S1. log cooking and rotary-cut
S10. log crust and weathering layer are removed, the log after peeling is then immersed into 45-55 ° (preferably 50 °)
Warm water in, 11-15 hour of natural immersion (preferably impregnates 12 hours);
S11. water temperature is increased to 80 ° -100 °, holding 20-26 hours so that the fiber in log is fully expanded;
S12. after the grease in timber degreasing agent (such as MJB wood clean treasured) removal log is added into water, 35 are down to water temperature~
It is taken out from water after 40 °;
S13. peeler log obtains whole core plate;
S2. core plate thermophilic digestion
S20. it impregnates: core plate being put into flame retardant solution of the temperature not higher than 25 ° and impregnates 1-2 hour;
S21. boiling: heating the flame retardant solution and be allowed to temperature and rise to 60-70 °, keeps core plate boiling in 60-70 ° of solution
30-40 hours;
S22. the flame retardant solution is with 5 ° per hour of cooling frequency gradually cooling down, until water temperature is then will lower than 5 °
Core plate continues to impregnate 5-10 hours, until flame retardant constituent takes out after completely penetrating in the wood-fibred of core plate;
The flame retardant solution includes fire retardant, water, melamine;The PH of flame retardant solution is set to 4.5-5.5;
The weight ratio of the fire retardant, water and melamine are as follows: 0.5:2.5:1-1:5:2;
The fire retardant includes the raw material of following parts by weight: 5-12 parts of ammonium dihydrogen phosphate;1-3.5 parts of diammonium hydrogen phosphate, kaolin
0.5-1.5 parts, 0.1-1.2 parts of rare earth, 1-3.5 parts of cyclodextrin, 0.5-2.5 parts of chitosan, Nano composite material of montmorillonite 2.5-
8.5 part;
S3. core plate is taken out from flame retardant solution, is air-dried until core plate moisture content is 10%-14%;
S4. backing material plate is formed after the cold pressing of core plate assembly gluing described in multilayer;The surface of backing material plate sprays fiberglass layer;
Wherein, the upper and lower surface of the intermediate core plate in middle layer is bonded one layer of high molecular fire retardant fibrous layer respectively;
S5. it is laid with decorative layer in the upper and lower surface of backing material plate, is then placed within progress hot pressing on hot press and obtains flame-retardant board.
2. the production method of flame-retardant board according to claim 1, which is characterized in that core plate described in step S3 is in catenary
It is air-dried under state.
3. the production method of flame-retardant board according to claim 1, which is characterized in that in step S2, the core plate interval is set
It sets.
4. the production method of flame-retardant board according to claim 3, which is characterized in that the interval between the core plate is not less than
1mm。
5. the production method of flame-retardant board according to claim 1, which is characterized in that in step S5 hot pressing temperature be 120~
140 °, hot pressing time is 25~40 minutes;Pressure is 5~15 kilograms/cm2。
6. the production method of flame-retardant board according to claim 1, which is characterized in that in the flame retardant solution in step S20
The weight ratio of fire retardant, water and melamine is 0.5:2.5:1, and the fire retardant includes the raw material of following parts by weight: di(2-ethylhexyl)phosphate
6.5 parts of hydrogen ammonium;2.5 parts of diammonium hydrogen phosphate, 0.95 part of kaolin, 0.2 part of rare earth, 2.5 parts of cyclodextrin, 1.5 parts of chitosan, illiteracy are de-
5.5 parts of native nanocomposite, the PH of flame retardant solution is set to 5.
7. the production method of flame-retardant board according to claim 1, which is characterized in that in step S4, examine core plate surface matter
Amount, is classified according to the size in worm hole on core plate, and core plate of the worm hole greater than 2cm is three steps, and core plate of the worm hole less than 2cm is
Two steps, the core plate in no worm hole are a step;One step is spare as panel;
Benefit is repaired or is cut in worm hole on two steps and/or three steps using powder of lacquer putty for use on, in two steps and/or three steps
One layer of high molecular fire retardant fibrous layer is bonded as middle layer core plate upper and lower surface.
8. the production method of flame-retardant board according to claim 7, which is characterized in that in step S4, two steps and three steps
As middle layer core plate interval laying, be laid on top layer and lowest level for a step as panel, then using cold press into
Row pressing, forms multi-layer fire-retarded plate.
9. the production method of flame-retardant board according to claim 1, which is characterized in that in step S2, including core plate high temperature steams
Equipment is boiled, core plate thermophilic digestion equipment includes: pond, bracket, rack and lifting drive;
The rack is liftably hung on above the pond by the bracket;
The rack includes: frame and a row or several row folding board groups, and clamping plate group includes the clamping plate of multiple parallel interval settings;
Clamping plate is arranged on frame horizontally moveablely, and clamping plate is vertically arranged;Spring is provided between two neighboring clamping plate, it is described
Spring, which is compressed, is intended to force the two neighboring clamping plate spacing to become larger;
One end of clamping plate group is provided with clamping device for forcing clamping plate spacing to reduce and then clamping the core plate.
Core plate is sunk to pond or taken out from pond by the lifting drive for driving rack to move up and down
Core plate.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114706362A (en) * | 2022-06-08 | 2022-07-05 | 深圳市骏丰木链网科技股份有限公司 | Flame-retardant plate automatic production management system based on artificial intelligence |
CN114789485A (en) * | 2021-01-26 | 2022-07-26 | 江苏品鹤装饰材料有限公司 | Composite pine flame-retardant plate and processing method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101462284A (en) * | 2009-01-22 | 2009-06-24 | 浙江大学 | Method for producing wood fiber glued board and application |
CN105313205A (en) * | 2014-08-05 | 2016-02-10 | 哈尔滨盛世华林科技有限公司 | Manufacturing method for solid-wood fireproof theft-proof door |
CN107175735A (en) * | 2017-07-12 | 2017-09-19 | 康利源科技(天津)股份有限公司 | A kind of production technology of electrician's veneer boiling |
CN107877630A (en) * | 2017-11-07 | 2018-04-06 | 邳州市蚨瑞金木业有限公司 | A kind of preparation technology of the heat-insulated glued board of high-strength insulation for building |
CN108044756A (en) * | 2017-12-28 | 2018-05-18 | 青岛德意佳木业有限公司 | A kind of timber processing technology |
CN108908535A (en) * | 2018-07-26 | 2018-11-30 | 沭阳县金森源木业有限公司 | A kind of production method of flame-retardant board |
-
2018
- 2018-12-14 CN CN201811535250.XA patent/CN109531764A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101462284A (en) * | 2009-01-22 | 2009-06-24 | 浙江大学 | Method for producing wood fiber glued board and application |
CN105313205A (en) * | 2014-08-05 | 2016-02-10 | 哈尔滨盛世华林科技有限公司 | Manufacturing method for solid-wood fireproof theft-proof door |
CN107175735A (en) * | 2017-07-12 | 2017-09-19 | 康利源科技(天津)股份有限公司 | A kind of production technology of electrician's veneer boiling |
CN107877630A (en) * | 2017-11-07 | 2018-04-06 | 邳州市蚨瑞金木业有限公司 | A kind of preparation technology of the heat-insulated glued board of high-strength insulation for building |
CN108044756A (en) * | 2017-12-28 | 2018-05-18 | 青岛德意佳木业有限公司 | A kind of timber processing technology |
CN108908535A (en) * | 2018-07-26 | 2018-11-30 | 沭阳县金森源木业有限公司 | A kind of production method of flame-retardant board |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114789485A (en) * | 2021-01-26 | 2022-07-26 | 江苏品鹤装饰材料有限公司 | Composite pine flame-retardant plate and processing method thereof |
CN114706362A (en) * | 2022-06-08 | 2022-07-05 | 深圳市骏丰木链网科技股份有限公司 | Flame-retardant plate automatic production management system based on artificial intelligence |
CN114706362B (en) * | 2022-06-08 | 2022-08-16 | 深圳市骏丰木链网科技股份有限公司 | Flame-retardant plate automatic production management system based on artificial intelligence |
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