CN117140682A - High-strength fireproof wooden door and preparation method thereof - Google Patents
High-strength fireproof wooden door and preparation method thereof Download PDFInfo
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- CN117140682A CN117140682A CN202311237723.9A CN202311237723A CN117140682A CN 117140682 A CN117140682 A CN 117140682A CN 202311237723 A CN202311237723 A CN 202311237723A CN 117140682 A CN117140682 A CN 117140682A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000002023 wood Substances 0.000 claims abstract description 94
- 239000000463 material Substances 0.000 claims abstract description 57
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000003063 flame retardant Substances 0.000 claims abstract description 44
- 230000000694 effects Effects 0.000 claims abstract description 11
- 238000002791 soaking Methods 0.000 claims abstract description 6
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims abstract description 5
- 235000011613 Pinus brutia Nutrition 0.000 claims abstract description 5
- 241000018646 Pinus brutia Species 0.000 claims abstract description 5
- 239000003973 paint Substances 0.000 claims description 55
- 239000003292 glue Substances 0.000 claims description 33
- 238000005507 spraying Methods 0.000 claims description 33
- 239000004576 sand Substances 0.000 claims description 29
- 239000000428 dust Substances 0.000 claims description 28
- 244000137852 Petrea volubilis Species 0.000 claims description 17
- 238000005498 polishing Methods 0.000 claims description 16
- 238000007664 blowing Methods 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- 229920000877 Melamine resin Polymers 0.000 claims description 10
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 10
- 235000019362 perlite Nutrition 0.000 claims description 10
- 239000010451 perlite Substances 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 8
- 238000011049 filling Methods 0.000 claims description 8
- 238000004806 packaging method and process Methods 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000012945 sealing adhesive Substances 0.000 claims description 5
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims description 4
- 230000004075 alteration Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 claims description 4
- 238000005562 fading Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000003027 oil sand Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000007517 polishing process Methods 0.000 claims description 4
- 231100000719 pollutant Toxicity 0.000 claims description 4
- 230000037452 priming Effects 0.000 claims description 4
- 238000007665 sagging Methods 0.000 claims description 4
- 239000013049 sediment Substances 0.000 claims description 4
- 238000009966 trimming Methods 0.000 claims description 4
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000012939 laminating adhesive Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- 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
- B27M3/18—Manufacture or reconditioning of specific semi-finished or finished articles of furniture or of doors
-
- 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
-
- 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
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
Abstract
The invention discloses a high-strength fireproof wooden door and a preparation method thereof, and relates to the technical field of wooden doors, wherein the high-strength fireproof wooden door and the preparation method thereof comprise the following specific operation steps: s1, preparing materials: the moisture content of wood (pine wood) is controlled to be 8% -10%, and the dried wood is not easy to burst and deform; s2, selecting and batching: the wooden product darkness device part can be divided into an exterior material, an interior material and a dark material, wherein the exterior material is exposed outside, the interior material is used inside a product, such as an inner rail, a bottom plate and the like, the dark material is a part which cannot be seen under the normal use condition, the high-strength fireproof wooden door and the preparation method thereof adopt 100% of flame-retardant wood through a wooden fireproof door, the wood adopts vacuum pressurizing flame-retardant pouring flame retardant, the flame-retardant efficiency is high, the soaking is complete, the flame-retardant effect is ensured, the door frame adopts a fireproof plate to cover the flame-retardant wood, and the side surface of the inner opening of the door frame is provided with double-row fireproof sealing rubber strips, so that the fire resistance of the door frame is improved.
Description
Technical Field
The invention relates to the technical field of wooden doors, in particular to a high-strength fireproof wooden door and a preparation method thereof.
Background
The fireproof door core plate is a key raw material in the fireproof door structure, the performance of the fireproof door is determined to a great extent by the performance and quality of the door core plate, the fireproof door is one of the facilities for fireproof separation of buildings, the important effect is achieved on reducing fire, the fireproof door can be divided into a wooden fireproof door and a metal fireproof door according to materials, the wooden fireproof door is more widely used, and special fireproof materials are wrapped on the outer side of the wooden door for fireproof.
Some existing fireproof wooden doors are wood products, the structural strength of the fireproof wooden doors is poor, the fireproof wooden doors are easy to damage due to the impact of external force, the fireproof performance of the fireproof doors is reduced, the fireproof performance is poor, the core material quality loss rate is too high, and the fireproof door inspection cannot meet the fireproof time limit requirement.
Disclosure of Invention
The invention aims to at least solve one of the technical problems in the prior art, and provides a high-strength fireproof wooden door and a preparation method thereof, which can solve the problem of poor structural strength of the fireproof wooden door.
In order to achieve the above purpose, the present invention provides the following technical solutions: a high-strength fireproof wooden door and a preparation method thereof are provided, wherein the specific operation steps are as follows: s1, preparing materials: the moisture content of wood (pine wood) is controlled to be 8% -10%, and the dried wood is not easy to burst and deform; s2, selecting and batching: the wooden product darkness device part can be divided into an outer surface material, an inner material and a darkness material, wherein the outer surface material is exposed outside, the inner material is used in a product, such as an inner rail, a bottom plate and the like, and the darkness material is a part which cannot be seen under the normal use condition; s3, rough planing: rough planing is carried out on the plate by using a planing tool, and the thickness of the rough plate is fixed; s4, wind shear: trimming the blank plate by using a cutter, and lengthening the blanking by 20mm according to the required length; s5, matching plates: the wood material distributing board is selected to be divided into straight lines and mountain lines, the color matching is consistent, the width of the distributing board is reasonably set with allowance according to the required width, the inner crack, end crack, knot, blue change and rotten wood part are taken down during material selection, the frame is provided with double-layer adhesive tapes (one layer inside a high polymer board and one layer outside the high polymer board), the fireproof performance is improved, the frame material mainly adopts fir, and the board is installed in the frame body to form a door board; s6, glue distribution: evenly distributing glue among the wood, and proportioning the glue: the ratio of the curing agent (10-15 g) to the jigsaw glue (100 g) is about 500 g for each glue mixing; s7, aging: placing the wood subjected to glue distribution for about 2 hours, and solidifying the glue; s8, width fixing: setting the width of the wood by a single-piece saw, planing the wood according to the required shape, naturally placing the wood for about 24 hours, polishing the wood to 0.2mm for primary sand and 0.1mm for primary sand according to the required sand stop size meeting the processing requirement after machining; s9, processing: the length of the woolen is fixed, no stubble breaking and blackening are realized in the processing process, the processing error of the length and the width is not more than 0.2mm, the diagonal line below 1 meter is less than or equal to 0.5mm, and the diagonal line of the sheet above 1 meter is less than or equal to 1mm; s10, detecting sand in a finished product: sanding the finished product, namely flattening, avoiding sand marks and consistent corners, and naturally placing the parts for a period of time; s11, wiping: after dust on the surface of the wooden door is blown clean, wiping is firstly carried out to confirm whether the wiping agent is proper or not, the wiping agent is required to be stirred uniformly before wiping until no sediment exists, the used brush is required to be cleaned, and the wiped cloth strip is required to be a cloth strip without fading; s12, sand removal: filling all the collision scratches, and lightly sanding with 320-mesh sand paper, wherein burrs and sand generated on the product after paint spraying are mainly removed; s13, priming paint: blowing dust clean before spraying, wherein the concentration of the primer is 18 seconds, and drying for 6-8 hours after spraying; s14, three-degree primer: filling the defective place in place, polishing the paint surface with 320-mesh sand paper to be smooth and flat, wherein the paint surface cannot have larger bright spots, blowing dust clean before spraying, and drying for 6-8 hours after the spraying, wherein the concentration of the primer is 16 seconds; s15, color correction: the 400-mesh sand paper is used for polishing the paint surface smoothly, the paint surface is not allowed to have bright spots, whether the product is good or not is checked before color correction, and dust and pollutants on the product need to be cleaned. Preparing the color by technicians, repairing a prenatal sample before comparing with a color plate, and determining the back of the color by an on-site main pipe to be operable; s16, oil sand: the product after color correction has to be dried for 4-6 hours, and then the surface of the product is polished to be smooth by 800-mesh sand paper. During the polishing process, attention is paid to prevent the phenomena of leakage, colored paint pattern polishing and the like; s17, finishing paint: before finishing paint, checking whether the product belongs to good products or not, cleaning up dust and attachments on the surface of the product, and using melamine paint-free finishing, wherein the concentration of the finishing paint is 11-12 seconds, and the finishing paint of the melamine paint-free board has high coating strength, wear resistance, scratch resistance, environmental protection and safety and short production period after 4 hours of drying; s18, checking: checking whether the overall color matching of the product is consistent or not, and the phenomenon of different depths cannot be caused. The product is observed under natural light to see whether the paint surface of the product is smooth or not, whether sagging exists or not, uneven spraying is caused, and phenomena of orange peel, missing spraying, fog white and the like are generated. Hand touch: the paint surface was touched by hand to check whether the surface was smooth and particles were present. Feel the texture of the paint by hand and whether the hand feel is good; s19, spot color: repairing flaws on the surface of the workpiece, and blowing dust on the surface of the workpiece clean; s20, packaging: packaging the product.
Preferably, in the step S1, the dried wood is left for a period of time, so that the wood is allowed to restore its equilibrium.
Preferably, in the step S4, a cutting machine is used to cut burrs which cannot be used on the blank sheet material, so as to form the door leaf.
Preferably, the fireproof wooden door in the step S5 adopts 100% of flame-retardant wood, the wood adopts vacuum pressurizing flame-retardant pouring flame retardant, the flame-retardant efficiency is high, the soaking is complete, the flame-retardant effect is ensured, the flame-retardant wood is coated by the flame-retardant plate, and the side surface of the inner opening of the door frame is provided with double-row fireproof sealing adhesive tapes, so that the fireproof performance of the door frame is improved; the 6mm fireproof plates are coated on the surfaces of the door leaf frameworks, the smoothness and fire-resistant integrity of the surfaces of the door leaf are guaranteed, the four sides of the door leaf are provided with flame-retardant wood frameworks, high-strength perlite is filled in the frameworks, and seamless building blocks are connected between perlite blocks, so that the door plate is higher in connection strength and better in fire resistance.
Preferably, in the step S6, the wood is spliced by using a splicing machine, and the splicing points are high and low, long and short, chromatic aberration and knots.
Preferably, in the step S7, the excessive glue between the wood is removed, so that the wood board surface has no excessive glue.
Preferably, in S9, the wood is formed according to the drawing. And the phenomena of stubble breakage, burrs, tool jump and blackening are not allowed during processing, the surface of the part is smooth and flat, the screw of the part of equipment is checked before processing to be loose, whether the template is normally installed, the cutter is tightly assembled, the size error of the part is not more than 0.2mm, the hole is drilled according to the technological requirements of the drawing, the phenomena of mouth breakage and thorn are not generated during processing, the hole site processing error is not more than 0.2mm, the matched drilling is carried out on the product, and the product is normally assembled and checked frequently, so that the quality of the product is ensured.
Preferably, in the step S11, the base color is selected according to the requirement of the color plate, the color difference between materials is adjusted through the base color, dust is required to be blown clean before spraying, the color wiping effect is checked to be good, the concentration of the base color is 16 seconds, and the base color is dried for 6-8 hours after spraying.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the high-strength fireproof wooden door and the preparation method thereof, 100% of flame-retardant wood is adopted through the wooden fireproof door, vacuum pressurizing flame-retardant pouring flame retardant is adopted for the wood, the flame-retardant efficiency is high, the soaking is complete, the flame-retardant effect is ensured, the flame-retardant wood is coated by the fireproof plate, double-row fireproof sealing adhesive tapes are arranged on the side face of the inner opening of the door frame, and the fireproof performance of the door frame is improved; the 6mm fireproof plates are coated on the surfaces of the door leaf frameworks, so that the flatness and fire-resistant integrity of the surfaces of the door leaf are guaranteed, and the structural strength of the fireproof wooden door is enhanced to a certain extent.
(2) According to the high-strength fireproof wooden door and the preparation method thereof, the four sides of the door leaf are provided with the flame-retardant wooden framework, the high-strength perlite is filled in the framework, and the perlite blocks are connected through the seamless building blocks, so that the door plate is higher in connection strength and better in fireproof performance.
(3) According to the high-strength fireproof wooden door and the preparation method thereof, the melamine paint-free veneer can be used for paint veneer, the concentration of finish paint is 11 seconds, the paint-free veneer coating of the melamine paint-free veneer has high strength after 4 hours of drying, and is wear-resistant, scratch-resistant, environment-friendly, safe and short in production period.
(4) According to the high-strength fireproof wooden door and the preparation method thereof, all the collision scratches are filled, and then 320-mesh sand paper is used for lightly sanding the wooden door, so that burrs and sand generated on a painted product are mainly removed, and the door plate can be painted more smoothly.
Detailed Description
In the description of the present invention, it should be understood that the description of the orientation is merely for convenience of description and to simplify the description, and is not an indication or suggestion that the apparatus or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
In the description of the present invention, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Embodiment one:
the invention provides a technical scheme that:
a high-strength fireproof wooden door and a preparation method thereof comprise the following specific operation steps:
s1, preparing materials: the moisture content of wood (pine wood) is controlled to be 8%, and the dried wood is not easy to burst and deform;
further, the dried wood is left for a period of time to allow the wood to regain its equilibrium.
S2, selecting and batching: the wooden product darkness device part can be divided into an outer surface material, an inner material and a darkness material, wherein the outer surface material is exposed outside, the inner material is used in a product, such as an inner rail, a bottom plate and the like, and the darkness material is a part which cannot be seen under the normal use condition;
s3, rough planing: rough planing is carried out on the plate by using a planing tool, and the thickness of the rough plate is fixed;
s4, wind shear: trimming the blank plate by using a cutter, and lengthening the blanking by 20mm according to the required length;
further, cutting unusable burrs on the rough material plate by using a cutting machine to form a door leaf;
s5, matching plates: the wood material distributing board is selected to be divided into straight lines and mountain lines, the color matching is consistent, the width of the distributing board is reasonably set with allowance according to the required width, the inner crack, end crack, knot, blue change and rotten wood part are taken down during material selection, the frame is provided with double-layer adhesive tapes (one layer inside a high polymer board and one layer outside the high polymer board), the fireproof performance is improved, the frame material mainly adopts fir, and the board is installed in the frame body to form a door board;
further, the fireproof wooden door adopts 100% of flame-retardant wood, the wood adopts vacuum pressurizing flame-retardant pouring flame retardant, the flame retardant efficiency is high, the soaking is complete, and the flame retardant effect is ensured.
Further, the fireproof plate is adopted for coating the flame-retardant wood on the door frame, and double rows of fireproof sealing adhesive tapes are arranged on the side surface of the inner opening of the door frame, so that the fireproof performance of the door frame is improved; the surface of the door leaf framework is coated with a 6mm fireproof plate, so that the surface smoothness and fire resistance integrity of the door leaf are ensured.
Further, the four sides of the door leaf are flame-retardant wood frameworks, high-strength perlite is filled in the frameworks, and seamless building blocks are connected among perlite blocks, so that the door plate is higher in connection strength and better in fire resistance.
S6, glue distribution: evenly distributing glue among the wood, and proportioning the glue: the ratio of the curing agent (10 g) to the laminating adhesive (100 g) is about 500 g for each adhesive mixing;
further, wood is spliced by using a splicing machine, and the splicing points are noted for height difference, length difference, chromatic aberration and knots.
S7, aging: placing the wood subjected to glue distribution for about 2 hours, and solidifying the glue;
further, the redundant glue between the wood is removed, so that the wood board surface is free of the redundant glue.
S8, width fixing: setting the width of the wood by a single-piece saw, planing the wood according to the required shape, naturally placing the wood for about 24 hours, polishing the wood to 0.2mm for primary sand and 0.1mm for primary sand according to the required sand stop size meeting the processing requirement after machining;
s9, processing: the length of the woolen is fixed, no stubble breaking and blackening are realized in the processing process, the processing error of the length and the width is not more than 0.2mm, the diagonal line below 1 meter is less than or equal to 0.5mm, and the diagonal line of the sheet above 1 meter is less than or equal to 1mm;
s10, detecting sand in a finished product: sanding the finished product, namely flattening, avoiding sand marks and consistent corners, and naturally placing the parts for a period of time;
s11, wiping: after dust on the surface of the wooden door is blown clean, wiping is firstly carried out to confirm whether the wiping agent is proper or not, the wiping agent is required to be stirred uniformly before wiping until no sediment exists, the used brush is required to be cleaned, and the wiped cloth strip is required to be a cloth strip without fading;
further: and selecting the ground color according to the requirements of the color plates, and adjusting the color difference among the materials through the ground color.
Further, the primer is sprayed, dust is required to be blown clean before spraying, whether the wiping effect is good or not is checked, the concentration of the primer is 16 seconds, and the primer is dried for 6 hours after spraying.
S12, sand removal: filling all the collision scratches, and lightly sanding with 320-mesh sand paper, wherein burrs and sand generated on a painted product are mainly removed;
s13, priming paint: blowing dust clean before spraying, wherein the concentration of the primer is 18 seconds, and drying for 6-8 hours after spraying;
s14, three-degree primer: filling the defective place in place, polishing the paint surface with 320-mesh sand paper to be smooth and flat, wherein the paint surface cannot have larger bright spots, blowing dust clean before spraying, and drying for 6 hours after the spraying, wherein the concentration of the primer is 16 seconds;
s15, color correction: the 400-mesh sand paper is used for polishing the paint surface smoothly, the paint surface is not allowed to have bright spots, whether the product is good or not is checked before color correction, and dust and pollutants on the product need to be cleaned. Preparing the color by technicians, repairing a prenatal sample before comparing with a color plate, and determining the back of the color by an on-site main pipe to be operable;
s16, oil sand: the product after color correction has to be dried for 4 hours, and then the surface of the product is polished to be smooth by 800-mesh sand paper. During the polishing process, attention is paid to prevent the phenomena of leakage, colored paint pattern polishing and the like;
s17, finishing paint: before finishing paint, checking whether the product belongs to good products or not, cleaning up dust and attachments on the surface of the product, and using melamine paint-free finishing, wherein the concentration of the finishing paint is 11 seconds, and after the finishing paint is dried for 4 hours, the coating of the melamine paint-free board finishing has high strength, wear resistance, scratch resistance, environmental protection, safety and short production period;
s18, checking: checking whether the overall color matching of the product is consistent or not, and the phenomenon of different depths cannot be caused. The product is observed under natural light to see whether the paint surface of the product is smooth or not, whether sagging exists or not, uneven spraying is caused, and phenomena of orange peel, missing spraying, fog white and the like are generated. Hand touch: the paint surface was touched by hand to check whether the surface was smooth and particles were present. Feel the texture of the paint by hand and whether the hand feel is good;
s19, spot color: repairing flaws on the surface of the workpiece, and blowing dust on the surface of the workpiece clean;
s20, packaging: packaging the product.
Embodiment two: based on the first embodiment:
a high-strength fireproof wooden door and a preparation method thereof comprise the following specific operation steps:
s1, preparing materials: the moisture content of wood (pine wood) is controlled to be 10%, and the dried wood is not easy to burst and deform;
further, the dried wood is left for a period of time to allow the wood to regain its equilibrium.
S2, selecting and batching: the wooden dark ware part can be divided into an outer material and an inner material and dark materials. The external material is exposed to the outside, and the internal material is used in the product, such as inner rail, bottom plate, etc. The dark materials are parts which cannot be seen under the normal use condition;
s3, rough planing: rough planing is carried out on the plate by using a planing tool, and the thickness of the rough plate is fixed;
s4, wind shear: trimming the blank plate by using a cutter, and lengthening the blanking by 20mm according to the required length;
further, cutting unusable burrs on the rough material plate by using a cutting machine to form a door leaf;
s5, matching plates: the wood material distributing board is selected to be divided into straight lines and mountain lines, the color matching is consistent, the width of the distributing board is reasonably set with allowance according to the required width, the inner crack, end crack, knot, blue change and rotten wood part are taken down during material selection, the frame is provided with double-layer adhesive tapes (one layer inside a high polymer board and one layer outside the high polymer board), the fireproof performance is improved, the frame material mainly adopts fir, and the board is installed in the frame body to form a door board;
further, the fireproof wooden door adopts 100% of flame-retardant wood, the wood adopts vacuum pressurizing flame-retardant pouring flame retardant, the flame retardant efficiency is high, the soaking is complete, and the flame retardant effect is ensured.
Further, the fireproof plate is adopted for coating the flame-retardant wood on the door frame, and double rows of fireproof sealing adhesive tapes are arranged on the side surface of the inner opening of the door frame, so that the fireproof performance of the door frame is improved; the surface of the door leaf framework is coated with a 6mm fireproof plate, so that the surface smoothness and fire resistance integrity of the door leaf are ensured.
Further, the four sides of the door leaf are flame-retardant wood frameworks, high-strength perlite is filled in the frameworks, and seamless building blocks are connected among perlite blocks, so that the door plate is higher in connection strength and better in fire resistance.
S6, glue distribution: evenly distributing glue among the wood, and proportioning the glue: the ratio of the curing agent (15 g) to the laminating adhesive (100 g) is about 500 g for each glue mixing;
further, wood is spliced by using a splicing machine, and the splicing points are noted for height difference, length difference, chromatic aberration and knots.
S7, aging: placing the wood subjected to glue distribution for about 2 hours, and solidifying the glue;
further, the redundant glue between the wood is removed, so that the wood board surface is free of the redundant glue.
S8, width fixing: setting the width of the wood by a single-piece saw, planing the wood according to the required shape, naturally placing the wood for about 24 hours, polishing the wood to 0.2mm for primary sand and 0.1mm for primary sand according to the required sand stop size meeting the processing requirement after machining;
s9, processing: the length of the woolen is fixed, no stubble breaking and blackening are realized in the processing process, the processing error of the length and the width is not more than 0.2mm, the diagonal line below 1 meter is less than or equal to 0.5mm, and the diagonal line of the sheet above 1 meter is less than or equal to 1mm;
further: and processing and shaping the wood according to the drawing. And the phenomena of stubble breaking, burr, tool jump and blackening are not allowed during processing, the surface of the part is smooth and flat, whether the screw of the part of the equipment is loosened or not is checked before processing, whether the template is installed normally, the tool is tightly assembled, and the size error of the part is not more than 0.2mm.
Furthermore, holes are drilled according to the technological requirements of the drawing, no hole collapse and no thorn phenomenon are achieved in the processing process, the hole site processing error is not more than 0.2mm, the products are required to be drilled in a matched mode, and the quality of the products is guaranteed through trial assembly and service inspection.
S10, detecting sand in a finished product: sanding the finished product, namely flattening, avoiding sand marks and consistent corners, and naturally placing the parts for a period of time;
further, the surface of the workpiece is polished again, in particular capillary fibers of the wood surface. And checking whether the defects of the self are processed, such as: poor repair, poor sanding, cracking, deformation, and the like.
S11, wiping: after dust on the surface of the wooden door is blown clean, wiping is firstly carried out to confirm whether the wiping agent is proper or not, the wiping agent is required to be stirred uniformly before wiping until no sediment exists, the used brush is required to be cleaned, and the wiped cloth strip is required to be a cloth strip without fading;
further: and selecting the ground color according to the requirements of the color plates, and adjusting the color difference among the materials through the ground color.
Further, the primer is sprayed, dust is required to be blown clean before spraying, whether the wiping effect is good or not is checked, the concentration of the primer is 16 seconds, and the primer is dried for 8 hours after spraying.
S12, sand removal: filling all the collision scratches, and lightly sanding with 320-mesh sand paper, wherein burrs and sand generated on a painted product are mainly removed;
s13, priming paint: blowing dust clean before spraying, wherein the concentration of the primer is 18 seconds, and drying for 6-8 hours after spraying;
s14, three-degree primer: filling the defective place in place, polishing the paint surface with 320-mesh sand paper to be smooth and flat, wherein the paint surface cannot have larger bright spots, blowing dust clean before spraying, and drying for 8 hours after spraying, wherein the concentration of the primer is 16 seconds;
s15, color correction: the 400-mesh sand paper is used for polishing the paint surface smoothly, the paint surface is not allowed to have bright spots, whether the product is good or not is checked before color correction, and dust and pollutants on the product need to be cleaned. Preparing the color by technicians, repairing a prenatal sample before comparing with a color plate, and determining the back of the color by an on-site main pipe to be operable;
s16, oil sand: the product after color correction has to be dried for 6 hours, and then the surface of the product is polished to be smooth by 800-mesh sand paper. During the polishing process, attention is paid to prevent the phenomena of leakage, colored paint pattern polishing and the like;
s17, finishing paint: before finishing paint, checking whether the product belongs to good products or not, cleaning up dust and attachments on the surface of the product, and using melamine paint-free finishing, wherein the concentration of the finishing paint is 12 seconds, and after the finishing paint is dried for 4 hours, the coating of the melamine paint-free board finishing has high strength, wear resistance, scratch resistance, environmental protection, safety and short production period;
s18, checking: checking whether the overall color matching of the product is consistent or not, and the phenomenon of different depths cannot be caused. The product is observed under natural light to see whether the paint surface of the product is smooth or not, whether sagging exists or not, uneven spraying is caused, and phenomena of orange peel, missing spraying, fog white and the like are generated. Hand touch: the paint surface was touched by hand to check whether the surface was smooth and particles were present. Feel the texture of the paint by hand and whether the hand feel is good;
s19, spot color: repairing flaws on the surface of the workpiece, and blowing dust on the surface of the workpiece clean;
s20, packaging: packaging the product.
The present invention is not limited to the above-described embodiments, and various changes may be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (8)
1. A high-strength fireproof wooden door and a preparation method thereof are characterized in that: the specific operation steps are as follows:
s1, preparing materials: the moisture content of wood (pine wood) is controlled to be 8% -10%, and the dried wood is not easy to burst and deform;
s2, selecting and batching: the wooden product darkness device part can be divided into an outer surface material, an inner material and a darkness material, wherein the outer surface material is exposed outside, the inner material is used in a product, such as an inner rail, a bottom plate and the like, and the darkness material is a part which cannot be seen under the normal use condition;
s3, rough planing: rough planing is carried out on the plate by using a planing tool, and the thickness of the rough plate is fixed;
s4, wind shear: trimming the blank plate by using a cutter, and lengthening the blanking by 20mm according to the required length;
s5, matching plates: the wood material distributing board is selected to be divided into straight lines and mountain lines, the color matching is consistent, the width of the distributing board is reasonably set with allowance according to the required width, the inner crack, end crack, knot, blue change and rotten wood part are taken down during material selection, the frame is provided with double-layer adhesive tapes (one layer inside a high polymer board and one layer outside the high polymer board), the fireproof performance is improved, the frame material mainly adopts fir, and the board is installed in the frame body to form a door board;
s6, glue distribution: evenly distributing glue among the wood, and proportioning the glue: the ratio of the curing agent (10-15 g) to the jigsaw glue (100 g) is about 500 g for each glue mixing;
s7, aging: placing the wood subjected to glue distribution for about 2 hours, and solidifying the glue;
s8, width fixing: setting the width of the wood by a single-piece saw, planing the wood according to the required shape, naturally placing the wood for about 24 hours, polishing the wood to 0.2mm for primary sand and 0.1mm for primary sand according to the required sand stop size meeting the processing requirement after machining;
s9, processing: the length of the woolen is fixed, no stubble breaking and blackening are realized in the processing process, the processing error of the length and the width is not more than 0.2mm, the diagonal line below 1 meter is less than or equal to 0.5mm, and the diagonal line of the sheet above 1 meter is less than or equal to 1mm;
s10, detecting sand in a finished product: sanding the finished product, namely flattening, avoiding sand marks and consistent corners, and naturally placing the parts for a period of time;
s11, wiping: after dust on the surface of the wooden door is blown clean, wiping is firstly carried out to confirm whether the wiping agent is proper or not, the wiping agent is required to be stirred uniformly before wiping until no sediment exists, the used brush is required to be cleaned, and the wiped cloth strip is required to be a cloth strip without fading;
s12, sand removal: filling all the collision scratches, and lightly sanding with 320-mesh sand paper, wherein burrs and sand generated on a painted product are mainly removed;
s13, priming paint: blowing dust clean before spraying, wherein the concentration of the primer is 18 seconds, and drying for 6-8 hours after spraying;
s14, three-degree primer: filling the defective place in place, polishing the paint surface with 320-mesh sand paper to be smooth and flat, wherein the paint surface cannot have larger bright spots, blowing dust clean before spraying, and drying for 6-8 hours after the spraying, wherein the concentration of the primer is 16 seconds;
s15, color correction: the 400-mesh sand paper is used for polishing the paint surface smoothly, the paint surface is not allowed to have bright spots, whether the product is good or not is checked before color correction, and dust and pollutants on the product need to be cleaned. Preparing the color by technicians, repairing a prenatal sample before comparing with a color plate, and determining the back of the color by an on-site main pipe to be operable;
s16, oil sand: the product after color correction has to be dried for 4-6 hours, and then the surface of the product is polished to be smooth by 800-mesh sand paper. During the polishing process, attention is paid to prevent the phenomena of leakage, colored paint pattern polishing and the like;
s17, finishing paint: before finishing paint, checking whether the product belongs to good products or not, cleaning up dust and attachments on the surface of the product, and using melamine paint-free finishing, wherein the concentration of the finishing paint is 11-12 seconds, and the finishing paint of the melamine paint-free board has high coating strength, wear resistance, scratch resistance, environmental protection and safety and short production period after 4 hours of drying;
s18, checking: checking whether the overall color matching of the product is consistent or not, and the phenomenon of different depths cannot be caused. The product is observed under natural light to see whether the paint surface of the product is smooth or not, whether sagging exists or not, uneven spraying is caused, and phenomena of orange peel, missing spraying, fog white and the like are generated. Hand touch: the paint surface was touched by hand to check whether the surface was smooth and particles were present. Feel the texture of the paint by hand and whether the hand feel is good;
s19, spot color: repairing flaws on the surface of the workpiece, and blowing dust on the surface of the workpiece clean;
s20, packaging: packaging the product.
2. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: and in the step S1, the dried wood is placed for a period of time, so that the balance of the wood is restored.
3. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: and S4, cutting off unusable burrs on the rough material plate by using a cutting machine to form the door leaf.
4. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: the fireproof door in the S5 adopts 100% of flame-retardant wood, the wood adopts vacuum pressurizing flame-retardant pouring flame retardant, the flame-retardant efficiency is high, the soaking is complete, the flame-retardant effect is ensured, the flame-retardant wood is coated by the flame-retardant plate, and the side surface of the inner opening of the door frame is provided with double-row fireproof sealing adhesive tapes, so that the flame-retardant performance of the door frame is improved; the 6mm fireproof plates are coated on the surfaces of the door leaf frameworks, the smoothness and fire-resistant integrity of the surfaces of the door leaf are guaranteed, the four sides of the door leaf are provided with flame-retardant wood frameworks, high-strength perlite is filled in the frameworks, and seamless building blocks are connected between perlite blocks, so that the door plate is higher in connection strength and better in fire resistance.
5. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: and S6, splicing the wood by using a splicing machine, wherein the splicing is performed by paying attention to height difference, length difference, chromatic aberration and knots.
6. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: and S7, the redundant glue among the wood is removed, so that the wood board surface is free of the redundant glue.
7. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: and in the step S9, wood is processed and molded according to the drawing. And the phenomena of stubble breakage, burrs, tool jump and blackening are not allowed during processing, the surface of the part is smooth and flat, the screw of the part of equipment is checked before processing to be loose, whether the template is normally installed, the cutter is tightly assembled, the size error of the part is not more than 0.2mm, the hole is drilled according to the technological requirements of the drawing, the phenomena of mouth breakage and thorn are not generated during processing, the hole site processing error is not more than 0.2mm, the matched drilling is carried out on the product, and the product is normally assembled and checked frequently, so that the quality of the product is ensured.
8. The high-strength fireproof wooden door and the preparation method thereof according to claim 1, wherein: in the step S11, the base color is selected according to the requirements of the color plate, the color difference between materials is adjusted through the base color, dust is required to be blown clean before spraying, whether the color wiping effect is good or not is checked, the concentration of the base color is 16 seconds, and the base color is dried for 6-8 hours after spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311237723.9A CN117140682A (en) | 2023-09-25 | 2023-09-25 | High-strength fireproof wooden door and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311237723.9A CN117140682A (en) | 2023-09-25 | 2023-09-25 | High-strength fireproof wooden door and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117140682A true CN117140682A (en) | 2023-12-01 |
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ID=88910027
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311237723.9A Pending CN117140682A (en) | 2023-09-25 | 2023-09-25 | High-strength fireproof wooden door and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117140682A (en) |
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2023
- 2023-09-25 CN CN202311237723.9A patent/CN117140682A/en active Pending
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