阅读说明：本技术 一种智能温控实木复合地板的制备方法 (Preparation method of intelligent temperature control solid wood composite floor ) 是由 那斌 徐兆军 骆立 王晓羽 周康 尚征帆 张�杰 于 2020-06-30 设计创作，主要内容包括：本申请公开一种智能温控实木复合地板的制备方法,在房间内壁上设有温度传感器和加热控制装置,铺设好的智能温控实木复合地板下方设有加热装置,铺设好的智能温控实木复合地板入门位置上表面设有压力传感器,所述加热控制装置包括信号处理器和PID控制器；压力传感器采集到信号值,判断使用者进入房间,温度传感器启动,监控室内温度值,采集到的数值低于预设温度值时,在信号处理器生成第二控制指令,由PID控制器控制加热装置工作,采集到的数值高于预设值,关闭加热装置,方便用户使用。(The application discloses a preparation method of an intelligent temperature control solid wood composite floor, wherein a temperature sensor and a heating control device are arranged on the inner wall of a room, the heating device is arranged below a laid intelligent temperature control solid wood composite floor, a pressure sensor is arranged on the upper surface of the door-entering position of the laid intelligent temperature control solid wood composite floor, and the heating control device comprises a signal processor and a PID (proportion integration differentiation) controller; the pressure sensor collects a signal value, judges that a user enters a room, starts the temperature sensor, monitors an indoor temperature value, generates a second control instruction at the signal processor when the collected value is lower than a preset temperature value, controls the heating device to work through the PID controller, closes the heating device when the collected value is higher than the preset value, and is convenient for the user to use.)

1. A preparation method of an intelligent temperature control solid wood composite floor is characterized by comprising the following steps:

the first step is as follows: heating and drying a group of wood veneers at 60-70 ℃ until the water content is 10-14%, soaking the dried wood veneers in sodium selenite solution with the mass concentration of 8-10mg/L at 40-50 ℃ for 2-3h, performing ultrasonic treatment at 31-33KHz for 30-40min, and freeze-drying at-40 ℃ until the water content is 8-10%;

the second step is that: 100 parts of urea-formaldehyde resin adhesive, 2-4 parts of tourmaline powder, 1.5-2.5 parts of anion powder, 0.6-1 part of cold catalyst, 6-8 parts of formaldehyde scavenger, 0.1-1 part of flubendiamide, 0.3-0.5 part of melamine, 6-8 parts of flame retardant, 4-6 parts of 2-butyl methacrylate, 6-8 parts of tackifier, 5-15 parts of hydrogenated rosin, 10-20 parts of dibenzyltoluene, 2-6 parts of methyl isobutyl ketone, 0.5-1.5 parts of active silicon dioxide, 1.5-2.5 parts of diphenol propane and 1-3 parts of methyl methacrylate are mixed uniformly and then put into a grinder to be ground for 20-40min to obtain the formaldehyde-free rat-proofing adhesive;

the third step: 100 parts of melamine resin adhesive, 3-6 parts of plasticizer, 3.5-4.5 parts of pentaerythritol triacrylate, 6-10 parts of silane coupling agent, 3-7 parts of diphenylmethane diisocyanate, 1.5-2.5 parts of curing agent, 0.1-0.3 part of dispersing agent, 1.3-1.5 parts of sodium alkyl benzene sulfonate, 0.3-0.7 part of compatilizer, 5-7 parts of anti-aging agent, 0.5-1.5 parts of ethyl acetate, 2-6 parts of mica powder, 4-6 parts of silica gel, 1.5-2.5 parts of asbestos, 1-3 parts of isobutyl triethoxysilane, 0.5-1.5 parts of borax and 0.4-0.6 part of TTMAP are uniformly mixed and then put into a grinder to grind for 30-50min to obtain the moistureproof flame retardant adhesive;

the fourth step: 100 parts of isobutyl acetate, 1-5 parts of fumed silica, 6-10 parts of styrene, 3-5 parts of diatomite, 1-3 parts of talcum powder, 2-4 parts of microcrystalline paraffin, 2.5-4.5 parts of kaolin, 4-8 parts of precipitated barium sulfate, 6-10 parts of cyclohexanone, 0.2-0.6 part of calcium carbonate, 0.1-0.5 part of rutile titanium dioxide, 5-15 parts of aluminum oxide and 8-12 parts of maleic anhydride are put into a reaction kettle provided with a stirrer, a thermometer and a reflux condenser, stirred and heated to 60-100 ℃, and subjected to reflux reaction for 2-6 hours, then ground by a sand mill and filtered to obtain the primer;

the fifth step: 100 parts of water, 5-25 parts of polyoxyethylene, 7-9 parts of polytetrafluoroethylene, 6-10 parts of isopropanol, 2-4 parts of lindane, 1-3 parts of sodium alkyl benzene sulfonate, 1-2 parts of diphenyl isooctyl phosphate, 10-30 parts of dinonyl phthalate, 10-20 parts of butyl acetate, 1-2 parts of acetic acid, 0.5-1.5 parts of ammonium persulfate, 5-15 parts of polyethylene glycol, 5-7 parts of butanone and 11-15 parts of ethylene glycol monoethyl ether acetate are put into a reaction kettle provided with a stirrer, a thermometer and a reflux condenser according to the mass part ratio, the temperature is raised to 65-85 ℃ while stirring, the reflux reaction is carried out for 10-12h, and then the temperature is lowered to room temperature by cold water and the wear-resistant anti-microcrack finish paint is obtained after filtration;

and a sixth step: screening out a group of freeze-dried wood veneers, arranging the wood veneers with uniform thickness, no defect and no fracture in a mutually-adjacent mode according to the wood fiber direction in a mutually-vertical mode, coating by using a moistureproof flame-retardant adhesive in a glue pouring or spraying mode, wherein the glue coating amount is 190 plus 210g/m²Forming a slab, and arranging the slab at a ratio of 4-12kg/cm²Cold pressing under pressure for 20-50min, preheating the cold-pressed plate blank at 90-100 deg.C for 15-25min, and hot pressing at 155-165 deg.C under pressure of 6-8 kg/cm²Hot pressing for 20-30min, and reducing pressure to 3-4 kg/cm after the glue layer between the plate blanks is solidified and formed²Obtaining a hot-pressed plate blank;

the seventh step: drying the hot-pressed plate blank at 60-70 deg.C until the water content is 6-8%, placing the dried plate blank at room temperature for 1-2d, rotationally cutting or slicing and shearing, sawing edge, surface finishing, sanding, polishing, standing for 15-20d, releasing internal stress, and making the long plate blank into desired shapeSpraying the effective formaldehyde-removing rat-proof adhesive on the bottom surface of the facing, standing the plate blank and the facing at a ratio of 4-12kg/cm²Cold pressing under pressure of 1-2 kg/cm for 20-50min, preheating at 70-90 deg.C for 15-25min, and hot pressing at 105-125 deg.C²Hot pressing for 5-10 min;

eighth step: standing the plate blank subjected to hot pressing veneering for 20 days, then grooving, cutting and forming, spraying 8 primer coats and wear-resistant anti-microcrack finish paint on the veneering in sequence, air-drying for 10-30min, baking for 20-30min at 45-55 ℃, curing, sorting and packaging to obtain the intelligent temperature-control solid wood composite floor;

the ninth step: be equipped with temperature sensor (1) and heating control device (2) on the room inner wall, the intelligence control by temperature change wood laminate flooring below of laying is equipped with heating device (3), and the intelligence control by temperature change wood laminate flooring who lays is gone into a position upper surface and is equipped with pressure sensor (4), temperature sensor (1), heating device (3) and pressure sensor (4) all link to each other with heating control device (2), heating control device (2) include signal processor (21) and PID controller (22), and temperature sensor (1) and pressure sensor (4) are connected to the input of signal processor (21), the input of PID controller (22) links to each other with the output of signal processor (21), and the output of PID controller (22) links to each other with heating device (3).

2. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: the wood veneer is made by rotary cutting one or more of walnut wood segment, birch wood segment, water ash segment, beech wood segment, color wood segment and eucalyptus wood segment into 1.2-1.5mm thick.

3. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: the total spraying thickness of the primer and the wear-resistant anti-micro-crack finish paint is 0.2-0.4 mm.

4. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: the filtration condition is 80-100 meshes.

5. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: the anti-aging agent is characterized in that the tackifier is polyvinyl alcohol, the flame retardant is aluminum hydroxide, the plasticizer is acetic acid bis-stearamide, the formaldehyde catching agent is soybean powder or konjac flour, the dispersing agent is sodium hexametaphosphate, the curing agent is ammonium chloride, the silane coupling agent is KH550, the compatilizer is MBS compatilizer, and the anti-aging agent is calcium hydroxide or anti-aging agent 264.

6. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: and in the sixth step, a group of wood veneers are vertically arranged in the wood fiber direction, wherein the wood veneers are arranged for 8-10 layers.

7. The preparation method of the intelligent temperature-controlled solid wood composite floor as claimed in claim 1, wherein the method comprises the following steps: the signal processor (21) is used for judging whether the temperature value is higher than a preset temperature or not according to a pressure signal detected by the pressure sensor (4) in combination with the temperature value acquired by the temperature sensor (1), generating a first control instruction when the temperature value is higher than the preset temperature, closing an electric heating element in the heating device (3) by the PID controller (22) according to the first control instruction, generating a second control instruction when the signal processor (21) judges that the temperature value is lower than the preset temperature, and controlling the heating device (3) to work by the PID controller (22) according to the second control instruction.

Technical Field

The invention relates to the technical field of composite floors, in particular to a preparation method of an intelligent temperature control solid wood composite floor.

Background

A composite floor is one of the floors. However, the composite floor is artificially changed in the natural structure of the floor material, and the floor with certain physical properties meeting the expected requirements is achieved. Composite floors are often referred to in the market as laminate wood flooring and solid wood composite floors.

Floor, i.e. the surface layer of the floor or floor of a house. Made of wood or other material. A composite floor is one of the floors. However, the composite floor is artificially changed in the natural structure of the floor material, and the floor with certain physical properties meeting the expected requirements is achieved. The general classification of floors is: classified by structure: natural landscape geomantic omen floors, solid wood floors, laminate wood floors, solid wood laminate floors, PVC floors, bamboo floors, cork floors, and the like; classified by use are: a floor for a household occasion, a floor for a commercial occasion, an anti-static floor, an outdoor floor, a floor special for stage dance, a floor special for a sports stadium, a floor special for track and field, and the like; the environmental protection grades are classified as follows: e1 grade flooring, E0 grade flooring, JAS Star Standard F4 Star flooring, and the like.

The solid wood composite floor is divided into three layers of solid wood composite floors, a multilayer solid wood composite floor and a novel solid wood composite floor, and the solid wood composite floor is formed by alternately laminating plates of different tree species, so that the defect of one-way homogeneity of the solid wood floor is overcome, the dry shrinkage and wet expansion rate is low, the size stability is good, and the natural wood grains and the comfortable foot feel of the solid wood floor are kept. The stability of the solid wood composite floor and the reinforced composite wood floor is integrated with the aesthetic property of the solid wood floor, and the novel solid wood composite floor has the advantages of environmental protection and higher performance value and is expected to be the trend of the development of the wood floor industry.

The solid wood composite floor is formed by laminating plates of different tree species in a staggered manner, overcomes the defects of wet expansion and dry shrinkage of the solid wood floor to a certain extent, has small dry shrinkage and wet expansion rate and better dimensional stability, and keeps the natural wood grains and comfortable foot feel of the solid wood floor. The solid wood composite floor has the advantages of both the stability of the laminate floor and the aesthetic property of the solid wood floor, and environmental protection.

Disclosure of Invention

The invention provides a preparation method of an intelligent temperature control solid wood composite floor, which solves the technical problems of incapability of intelligent temperature control, high formaldehyde content, poor sound insulation, poor flame retardance, poor water resistance, low strength and the like in the existing composite board.

The invention adopts the following technical scheme:

a preparation method of an intelligent temperature control solid wood composite floor comprises the following steps:

the first step is as follows: heating and drying a group of wood veneers at 60-70 ℃ until the water content is 10-14%, soaking the dried wood veneers in sodium selenite solution with the mass concentration of 8-10mg/L at 40-50 ℃ for 2-3h, performing ultrasonic treatment at 31-33KHz for 30-40min, and freeze-drying at-40 ℃ until the water content is 8-10%;

the second step is that: 100 parts of urea-formaldehyde resin adhesive, 2-4 parts of tourmaline powder, 1.5-2.5 parts of anion powder, 0.6-1 part of cold catalyst, 6-8 parts of formaldehyde scavenger, 0.1-1 part of flubendiamide, 0.3-0.5 part of melamine, 6-8 parts of flame retardant, 4-6 parts of 2-butyl methacrylate, 6-8 parts of tackifier, 5-15 parts of hydrogenated rosin, 10-20 parts of dibenzyltoluene, 2-6 parts of methyl isobutyl ketone, 0.5-1.5 parts of active silicon dioxide, 1.5-2.5 parts of diphenol propane and 1-3 parts of methyl methacrylate are mixed uniformly and then put into a grinder to be ground for 20-40min to obtain the formaldehyde-free rat-proofing adhesive;

the third step: 100 parts of melamine resin adhesive, 3-6 parts of plasticizer, 3.5-4.5 parts of pentaerythritol triacrylate, 6-10 parts of silane coupling agent, 3-7 parts of diphenylmethane diisocyanate, 1.5-2.5 parts of curing agent, 0.1-0.3 part of dispersing agent, 1.3-1.5 parts of sodium alkyl benzene sulfonate, 0.3-0.7 part of compatilizer, 5-7 parts of anti-aging agent, 0.5-1.5 parts of ethyl acetate, 2-6 parts of mica powder, 4-6 parts of silica gel, 1.5-2.5 parts of asbestos, 1-3 parts of isobutyl triethoxysilane, 0.5-1.5 parts of borax and 0.4-0.6 part of TTMAP are uniformly mixed and then put into a grinder to grind for 30-50min to obtain the moistureproof flame retardant adhesive;

the fourth step: 100 parts of isobutyl acetate, 1-5 parts of fumed silica, 6-10 parts of styrene, 3-5 parts of diatomite, 1-3 parts of talcum powder, 2-4 parts of microcrystalline paraffin, 2.5-4.5 parts of kaolin, 4-8 parts of precipitated barium sulfate, 6-10 parts of cyclohexanone, 0.2-0.6 part of calcium carbonate, 0.1-0.5 part of rutile titanium dioxide, 5-15 parts of aluminum oxide and 8-12 parts of maleic anhydride are put into a reaction kettle provided with a stirrer, a thermometer and a reflux condenser, stirred and heated to 60-100 ℃, and subjected to reflux reaction for 2-6 hours, then ground by a sand mill and filtered to obtain the primer;

the fifth step: 100 parts of water, 5-25 parts of polyoxyethylene, 7-9 parts of polytetrafluoroethylene, 6-10 parts of isopropanol, 2-4 parts of lindane, 1-3 parts of sodium alkyl benzene sulfonate, 1-2 parts of diphenyl isooctyl phosphate, 10-30 parts of dinonyl phthalate, 10-20 parts of butyl acetate, 1-2 parts of acetic acid, 0.5-1.5 parts of ammonium persulfate, 5-15 parts of polyethylene glycol, 5-7 parts of butanone and 11-15 parts of ethylene glycol monoethyl ether acetate are put into a reaction kettle provided with a stirrer, a thermometer and a reflux condenser according to the mass part ratio, the temperature is raised to 65-85 ℃ while stirring, the reflux reaction is carried out for 10-12h, and then the temperature is lowered to room temperature by cold water and the wear-resistant anti-microcrack finish paint is obtained after filtration;

and a sixth step: screening out a group of freeze-dried wood veneers, arranging the wood veneers with uniform thickness, no defect and no fracture in a mutually-adjacent mode according to the wood fiber direction in a mutually-vertical mode, coating by using a moistureproof flame-retardant adhesive in a glue pouring or spraying mode, wherein the glue coating amount is 190 plus 210g/m²Forming a slab, and arranging the slab at a ratio of 4-12kg/cm²Cold pressing under pressure for 20-50min, preheating the cold-pressed plate blank at 90-100 deg.C for 15-25min, and hot pressing at 155-165 deg.C under pressure of 6-8 kg/cm²Hot pressing for 20-30min, and reducing pressure to 3-4 kg/cm after the glue layer between the plate blanks is solidified and formed²Obtaining a hot-pressed plate blank;

the seventh step: drying the hot-pressed plate blank at 60-70 ℃ until the water content is 6-8%, placing the dried plate blank at room temperature for 1-2d, then rotationally cutting or slicing and shearing in a plane, sawing edges, finishing the surface, sanding, polishing, standing for 15-20d, spraying the long-acting formaldehyde-cleaning rat-proof adhesive or spraying the long-acting formaldehyde-cleaning rat-proof adhesive on the bottom surface of the veneering after internal stress is released, and placing the plate blank and the veneering at the standing ratio of 4-12kg/cm²Cold pressing under pressure of 1-2 kg/cm for 20-50min, preheating at 70-90 deg.C for 15-25min, and hot pressing at 105-125 deg.C²Hot pressing for 5-10 min;

eighth step: standing the plate blank subjected to hot pressing veneering for 20 days, then grooving, cutting and forming, spraying 8 primer coats and wear-resistant anti-microcrack finish paint on the veneering in sequence, air-drying for 10-30min, baking for 20-30min at 45-55 ℃, curing, sorting and packaging to obtain the intelligent temperature-control solid wood composite floor;

the ninth step: be equipped with temperature sensor and heating control device on the room inner wall, the intelligence control by temperature change wood laminate flooring below of laying is equipped with heating device, and the intelligence control by temperature change wood laminate flooring who lays goes into door position upper surface and is equipped with pressure sensor, temperature sensor, heating device and pressure sensor all link to each other with heating control device, heating control device includes signal processor and PID controller, and temperature sensor and pressure sensor are connected to signal processor's input, the input of PID controller links to each other with signal processor's output, and the output of PID controller links to each other with heating device.

As a preferred technical scheme of the invention: the wood veneer is made by rotary cutting one or more of walnut wood segment, birch wood segment, water ash segment, beech wood segment, color wood segment and eucalyptus wood segment into 1.2-1.5mm thick.

As a preferred technical scheme of the invention: the total spraying thickness of the primer and the wear-resistant anti-micro-crack finish paint is 0.2-0.4 mm.

As a preferred technical scheme of the invention: the filtration condition is 80-100 meshes.

As a preferred technical scheme of the invention: the anti-aging agent is characterized in that the tackifier is polyvinyl alcohol, the flame retardant is aluminum hydroxide, the plasticizer is acetic acid bis-stearamide, the formaldehyde catching agent is soybean powder or konjac flour, the dispersing agent is sodium hexametaphosphate, the curing agent is ammonium chloride, the silane coupling agent is KH550, the compatilizer is MBS compatilizer, and the anti-aging agent is calcium hydroxide or anti-aging agent 264.

As a preferred technical scheme of the invention: and in the sixth step, a group of wood veneers are vertically arranged in the wood fiber direction, wherein the wood veneers are arranged for 8-10 layers.

As a preferred technical scheme of the invention: the signal processor is used for judging whether the temperature value is higher than a preset temperature or not according to a pressure signal detected by the pressure sensor and in combination with the temperature value acquired by the temperature sensor, generating a first control instruction when the temperature value is higher than the preset temperature, closing an electric heating element in the heating device according to the first control instruction by the PID controller, generating a second control instruction when the temperature value is judged to be lower than the preset temperature by the signal processor, and controlling the heating device to work by the PID controller according to the second control instruction.

All the raw materials used in the invention are known, and the using method and the functions are the prior art.

Advantageous effects

Compared with the prior art, the preparation method of the intelligent temperature control solid wood composite floor has the following technical effects: 1. the signal value is acquired through the pressure sensor, a user is judged to enter a room, the temperature sensor is started, the indoor temperature value is monitored, when the acquired value is lower than a preset temperature value, a second control instruction is generated in the signal processor, the PID controller controls the heating device to work, the acquired value is higher than the preset value, and the heating device is closed, so that the use of the user is facilitated; 2. the product has good mechanical property, high strength, light weight, high toughness, good oil resistance, excellent flexibility, sterilization, rat prevention, good low temperature resistance, moth prevention and termite mortality rate of 44-46 percent; 3. high formaldehyde clearance, long-acting aldehyde cleaning, and 0.001-0.02mg/m of TVOC release amount²H, formaldehyde emission of 0.01-0.04 mg/L; 4. good water resistance, moisture and mildew resistance, and 78-82% of mould inhibition rate; 5. the material meets GB50222 fire protection standard for interior decoration design of buildings, and has strong bending resistance; the flame retardant effect is excellent, the flame retardant grade B1-C requirement is met, the smoke suppression performance is good, and the smoke toxicity is low; 6. the hardness of a paint film is 2-4H, the raw materials are easy to obtain, the production cost is low, the paint film can be widely used, and the paint film can continuously replace the existing materials.

Description of the drawings:

fig. 1 is a schematic block diagram of an intelligent temperature-controlled solid wood composite floor according to the present application.

Description of reference numerals: 1. temperature sensor, 2, heating control device, 3, heating device, 4, pressure sensor, 21, signal processor, 22, PID controller.

Detailed Description

The present invention will be described in more detail with reference to examples.