CN112571887B - Preparation method of metal composite plate with sound absorption and light absorption functions - Google Patents

Preparation method of metal composite plate with sound absorption and light absorption functions Download PDF

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Publication number
CN112571887B
CN112571887B CN202011602581.8A CN202011602581A CN112571887B CN 112571887 B CN112571887 B CN 112571887B CN 202011602581 A CN202011602581 A CN 202011602581A CN 112571887 B CN112571887 B CN 112571887B
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metal
plate
metal plate
composite board
wood
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CN112571887A (en
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包仲南
徐泷
马德高
李代明
李卫东
安俊博
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Oukun Technology Wenzhou Co Ltd
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Oukun Technology Wenzhou Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/043—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/082—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising vinyl resins; comprising acrylic resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/162—Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/752—Corrosion inhibitor

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention belongs to the technical field of composite plates, and particularly relates to a preparation method of a metal composite plate with sound absorption and light absorption functions, which comprises the following steps: s1, processing the mixture; s2, processing wood-plastic composite board granules; s3, processing the wood-plastic composite board; S4-S5, cleaning and drying; S6-S8, punching; s9, rolling and compounding; s10, bonding; s11, pressing; and S12, coating paint. The invention has good sound insulation effect, and the nano light absorption coating layer arranged on the surface of the plate can generate strong catalytic degradation function after absorbing light, thereby effectively degrading toxic and harmful gases in the air.

Description

Preparation method of metal composite plate with sound absorption and light absorption functions
Technical Field
The invention relates to the technical field of composite plates, in particular to a preparation method of a metal composite plate with sound absorption and light absorption functions.
Background
Composite panels are generally classified into metal composite panels, wood composite panels, color steel composite panels, rock wool composite panels, and the like. The metal composite plate is formed by covering another metal plate on one metal plate, so that the effects of saving resources and reducing the cost are achieved on the premise of not reducing the using effect (corrosion resistance, mechanical strength and the like). The compounding method generally includes an explosion compounding method, an explosion rolling compounding method, a rolling compounding method, and the like. Composite materials can be classified into composite plates, composite tubes, composite rods, and the like. The method is mainly applied to the industries of corrosion prevention, pressure vessel manufacturing, electric construction, petrifaction, medicine, light industry, automobile and the like. The wood composite board is formed by covering one wood board on another wood board and brushing glue in the middle. The color steel composite board is a heat-insulating composite maintenance board formed by compounding a panel, a bottom board and a heat-insulating core material through a binder (or foaming). The composite rock wool board is made up by using basalt and other natural ore as main raw material, high-temp. melting and forming fibre, adding proper quantity of adhesive and solidifying. Most of the existing composite boards do not have good sound absorption capacity, and need to be improved urgently.
Disclosure of Invention
The invention provides a preparation method and a preparation process of a metal composite plate with sound absorption and light absorption functions, and aims to solve the problems in the background art.
The invention provides a preparation method of a metal composite plate with sound absorption and light absorption functions, which comprises the following steps:
s1, adding the ABS particles, the sawdust, the light calcium carbonate, the flame retardant, the antioxidant and the ultraviolet absorbent into a mixer, and mixing at high speed to obtain a mixture;
s2, adding the obtained mixture into a double-screw extruder, and setting the extrusion temperature: extruding and granulating to obtain the wood-plastic composite board granules, wherein the I area is 105-;
s3, placing the prepared wood-plastic composite board granules into a mold, controlling the temperature of the mold at 170 ℃ and 190 ℃, and cooling and forming after demolding to obtain the wood-plastic composite board;
s4, coating a surfactant on the surface of the first metal plate, then putting the first metal plate into an ultrasonic cleaning device, and then starting the ultrasonic cleaning device to clean the first metal plate:
s5, after the cleaning is finished, taking out the first metal plate, and then putting the first metal plate into a drying device for drying;
s6, taking out the dried first metal plate, and covering a liquid film or metal platinum on the upper surface of the first metal plate;
s7, placing the first metal plate in the step 6 on a processing platform in a laser drilling machine, enabling the surface covered with the liquid film or the metal platinum to face upwards, placing a backing plate on the lower surface of the first metal plate, enabling the vaporization temperature of the backing plate to be lower than the melting temperature of the first metal plate, and finally operating hydraulic equipment to press the first metal plate on the processing platform;
s8, starting the laser-beam drilling machine, processing the first metal plate into a micropore metal plate which is required for sound absorption and light absorption and is fully provided with micropores on the surface;
s9, taking a plurality of first metal plates processed in the step 8, and then rolling and compounding one or more layers of first metal plates and second metal plates, wherein during compounding, micropores in the first metal plates are deformed into drum-shaped micropores, so that the first metal composite plate with sound absorption and light absorption functions is prepared;
s10, taking the wood-plastic composite board obtained in the step 3, taking the first metal composite board obtained in the step 9, smearing an adhesive on one surface of the first metal composite board, and then bonding the wood-plastic composite board to the first metal composite board to obtain a second metal composite board;
s11, conveying the second metal composite plate obtained in the step 10 into a cold press for pressing, and removing adhesive overflowing from the side edge of the composite plate after pressing is completed;
and S12, coating the nano light absorption coating on the outer surface of the wood-plastic composite board of the second metal composite board processed in the step 11.
Preferably, the adhesive is a polyurethane adhesive.
Preferably, the nano light absorption coating is a nano titanium dioxide coating.
Compared with the prior art, the invention has the beneficial effects that: the composite board has higher strength and corrosion resistance and can meet more use requirements by arranging the metal plate layer on the composite board; the wood-plastic board layer is arranged on the composite board, so that the composite board has better waterproof and moistureproof capabilities and simultaneously has good sound absorption effect; processing a first metal plate into a micropore metal plate, and when the micropore metal plate is compounded with a second metal plate, deforming the micropore of the first metal plate into a drum-shaped micropore, thereby preparing the first metal composite plate with the sound absorption function; by coating the nano titanium dioxide coating on the outer side surface of the wood-plastic composite board layer, under the action of light, a strong catalytic degradation function is generated after light absorption, and toxic and harmful gases in air can be effectively degraded.
Detailed Description
The invention is further illustrated by the following examples.
Example 1
The invention provides a preparation method of a metal composite plate with sound absorption and light absorption functions, which comprises the following steps:
s1, adding the ABS particles, the sawdust, the light calcium carbonate, the flame retardant, the antioxidant and the ultraviolet absorbent into a mixer, and mixing at high speed to obtain a mixture;
s2, adding the obtained mixture into a double-screw extruder, and setting the extrusion temperature: 105 ℃ in the I area, 120 ℃ in the II area, 140 ℃ in the III area, 150 ℃ in the IV area, 190 ℃ in the V area, 200 ℃ in the VI area, 160 ℃ at the head temperature, 0.6MPa at the head pressure, 8r/min at the feeding speed of the main machine and 180r/min at the screw rotating speed, and extruding and granulating to prepare wood-plastic composite board granules;
s4, coating a surfactant on the surface of the first metal plate, then putting the first metal plate into an ultrasonic cleaning device, and then starting the ultrasonic cleaning device to clean the first metal plate:
s5, after the cleaning is finished, taking out the first metal plate, and then putting the first metal plate into a drying device for drying; the first metal plate is cleaned and dried, so that oil stains and dirt on the surface of the first metal plate can be removed, and subsequent processing is facilitated.
S6, taking out the dried first metal plate, and covering a liquid film or metal platinum on the upper surface of the first metal plate; the work is covered with a liquid film or platinum metal, so that the taper of the hole can be reduced and the liquid phase can be prevented from splashing.
S7, placing the first metal plate in the step 6 on a processing platform in a laser drilling machine, enabling the surface covered with the liquid film or the metal platinum to face upwards, placing a backing plate on the lower surface of the first metal plate, enabling the vaporization temperature of the backing plate to be lower than the melting temperature of the first metal plate, and finally operating hydraulic equipment to press the first metal plate on the processing platform; applying a positive pressure to the surface of the first metal plate by hydraulic means may assist in removing vaporized material and increasing the drainage of liquid phase during the perforation process. A shim plate is provided on the lower surface of the first metal plate in order to prevent melt from accumulating in the holes in time.
S8, starting the laser-beam drilling machine, processing the first metal plate into a micropore metal plate which is required for sound absorption and light absorption and is fully provided with micropores on the surface;
s9, taking a plurality of first metal plates processed in the step 8, and then rolling and compounding one or more layers of first metal plates and second metal plates, wherein during compounding, micropores in the first metal plates are deformed into drum-shaped micropores, so that the first metal composite plate with sound absorption and light absorption functions is prepared;
s10, taking the wood-plastic composite board obtained in the step 3, taking the first metal composite board obtained in the step 9, smearing an adhesive on one surface of the first metal composite board, and then bonding the wood-plastic composite board to the first metal composite board to obtain a second metal composite board;
s11, conveying the second metal composite plate obtained in the step 10 into a cold press for pressing, and removing adhesive overflowing from the side edge of the composite plate after pressing is completed;
and S12, coating the nano light absorption coating on the outer surface of the wood-plastic composite board of the second metal composite board processed in the step 11.
Example 2
The invention provides a preparation method of a metal composite plate with sound absorption and light absorption functions, which comprises the following steps:
s1, adding the ABS particles, the sawdust, the light calcium carbonate, the flame retardant, the antioxidant and the ultraviolet absorbent into a mixer, and mixing at high speed to obtain a mixture;
s2, adding the obtained mixture into a double-screw extruder, and setting the extrusion temperature: extruding and granulating to obtain wood-plastic composite board granules, wherein the temperature of a zone I is 110 ℃, the temperature of a zone II is 130 ℃, the temperature of a zone III is 145 ℃, the temperature of a zone IV is 160 ℃, the temperature of a zone V is 195 ℃, the temperature of a machine head is 170 ℃, the pressure of the machine head is 0.6MPa, the feeding speed of a main machine is 8r/min, and the screw speed is 180 r/min;
s3, placing the prepared wood-plastic composite board granules into a mould, controlling the temperature of the mould at 180 ℃, demoulding, and cooling and forming to obtain the wood-plastic composite board;
s4, coating a surfactant on the surface of the first metal plate, then putting the first metal plate into an ultrasonic cleaning device, and then starting the ultrasonic cleaning device to clean the first metal plate:
s5, after the cleaning is finished, taking out the first metal plate, and then putting the first metal plate into a drying device for drying; the first metal plate is cleaned and dried, so that oil stains and dirt on the surface of the first metal plate can be removed, and subsequent processing is facilitated.
S6, taking out the dried first metal plate, and covering a liquid film or metal platinum on the upper surface of the first metal plate; the work is covered with a liquid film or platinum metal, so that the taper of the hole can be reduced and the liquid phase can be prevented from splashing.
S7, placing the first metal plate in the step 6 on a processing platform in a laser drilling machine, enabling the surface covered with the liquid film or the metal platinum to face upwards, placing a backing plate on the lower surface of the first metal plate, enabling the vaporization temperature of the backing plate to be lower than the melting temperature of the first metal plate, and finally operating hydraulic equipment to press the first metal plate on the processing platform; applying a positive pressure to the surface of the first metal plate by hydraulic means may assist in removing vaporized material and increasing the drainage of liquid phase during the perforation process. A shim plate is provided on the lower surface of the first metal plate to prevent melt from accumulating in the hole in time.
S8, starting the laser-beam drilling machine, processing the first metal plate into a micropore metal plate which is required for sound absorption and light absorption and is fully provided with micropores on the surface;
s9, taking a plurality of first metal plates processed in the step 8, and then rolling and compounding one or more layers of first metal plates and second metal plates, wherein during compounding, micropores in the first metal plates are deformed into drum-shaped micropores, so that the first metal composite plate with sound absorption and light absorption functions is prepared;
s10, taking the wood-plastic composite board obtained in the step 3, taking the first metal composite board obtained in the step 9, smearing an adhesive on one surface of the first metal composite board, and then bonding the wood-plastic composite board to the first metal composite board to obtain a second metal composite board;
s11, conveying the second metal composite plate obtained in the step 10 into a cold press for pressing, and removing adhesive overflowing from the side edge of the composite plate after pressing is completed;
and S12, coating the nano light absorption coating on the outer surface of the wood-plastic composite board of the second metal composite board processed in the step 11.
Example 3
The invention provides a preparation method of a metal composite plate with sound absorption and light absorption functions, which comprises the following steps:
s1, adding the ABS particles, the sawdust, the light calcium carbonate, the flame retardant, the antioxidant and the ultraviolet absorbent into a mixer, and mixing at high speed to obtain a mixture;
s2, adding the obtained mixture into a double-screw extruder, and setting the extrusion temperature: extruding and granulating to obtain wood-plastic composite board granules, wherein the temperature of a zone I is 120 ℃, the temperature of a zone II is 140 ℃, the temperature of a zone III is 150 ℃, the temperature of a zone IV is 170 ℃, the temperature of a zone V is 200 ℃, the temperature of a machine head is 210 ℃, the temperature of the machine head is 180 ℃, the pressure of the machine head is 0.6MPa, the feeding speed of a main machine is 8r/min, and the screw speed is 180 r/min;
s4, coating a surfactant on the surface of the first metal plate, then putting the first metal plate into an ultrasonic cleaning device, and starting the ultrasonic cleaning device to clean the first metal plate:
s5, after the cleaning is finished, taking out the first metal plate, and then putting the first metal plate into a drying device for drying; the first metal plate is cleaned and dried, so that oil stains and dirt on the surface of the first metal plate can be removed, and subsequent processing is facilitated.
S6, taking out the dried first metal plate, and covering a liquid film or metal platinum on the upper surface of the first metal plate; the work is covered with a liquid film or platinum metal, so that the taper of the hole can be reduced and the liquid phase can be prevented from splashing.
S7, placing the first metal plate in the step 6 on a processing platform in a laser drilling machine, enabling the surface covered with the liquid film or the metal platinum to face upwards, placing a backing plate on the lower surface of the first metal plate, enabling the vaporization temperature of the backing plate to be lower than the melting temperature of the first metal plate, and finally operating hydraulic equipment to press the first metal plate on the processing platform; applying a positive pressure to the surface of the first metal plate by hydraulic means may assist in removing vaporized material and increasing the drainage of liquid phase during the perforation process. A shim plate is provided on the lower surface of the first metal plate in order to prevent melt from accumulating in the holes in time.
S8, starting the laser perforating machine, processing the first metal plate into a micropore metal plate which is required by sound absorption and light absorption and is fully provided with micropores on the surface;
s9, taking a plurality of first metal plates processed in the step 8, and then rolling and compounding one or more layers of first metal plates and second metal plates, wherein during compounding, micropores in the first metal plates are deformed into drum-shaped micropores, so that the first metal composite plate with sound absorption and light absorption functions is prepared;
s10, taking the wood-plastic composite board obtained in the step 3, taking the first metal composite board obtained in the step 9, smearing an adhesive on one surface of the first metal composite board, and then bonding the wood-plastic composite board to the first metal composite board to obtain a second metal composite board;
s11, conveying the second metal composite plate obtained in the step 10 into a cold press for pressing, and removing adhesive overflowing from the side edge of the composite plate after pressing is completed;
and S12, coating the nano light absorption coating on the outer surface of the wood-plastic composite board of the second metal composite board processed in the step 11.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (3)

1. A preparation method of a metal composite plate with sound absorption and light absorption functions is characterized by comprising the following steps:
s1, adding the ABS particles, the sawdust, the light calcium carbonate, the flame retardant, the antioxidant and the ultraviolet absorbent into a mixer, and mixing at high speed to obtain a mixture;
s2, adding the obtained mixture into a double-screw extruder, and setting the extrusion temperature: extruding and granulating to obtain the wood-plastic composite board granules, wherein the I area is 105-;
s3, placing the prepared wood-plastic composite board granules into a mold, controlling the temperature of the mold at 170 ℃ and 190 ℃, and cooling and forming after demolding to obtain the wood-plastic composite board;
s4, coating a surfactant on the surface of the first metal plate, then putting the first metal plate into an ultrasonic cleaning device, and then starting the ultrasonic cleaning device to clean the first metal plate:
s5, after the cleaning is finished, taking out the first metal plate, and then putting the first metal plate into a drying device for drying;
s6, taking out the dried first metal plate, and covering a liquid film or metal platinum on the upper surface of the first metal plate;
s7, placing the first metal plate in the step 6 on a processing platform in a laser drilling machine, enabling the surface covered with the liquid film or the metal platinum to face upwards, placing a backing plate on the lower surface of the first metal plate, enabling the vaporization temperature of the backing plate to be lower than the melting temperature of the first metal plate, and finally operating hydraulic equipment to press the first metal plate on the processing platform;
s8, starting the laser perforating machine, processing the first metal plate into a micropore metal plate which is required by sound absorption and light absorption and is fully provided with micropores on the surface;
s9, taking a plurality of first metal plates processed in the step 8, and then rolling and compounding one or more layers of first metal plates and second metal plates, wherein during compounding, micropores in the first metal plates are deformed into drum-shaped micropores, so that the first metal composite plate with sound absorption and light absorption functions is prepared;
s10, taking the wood-plastic composite board obtained in the step 3, taking the first metal composite board obtained in the step 9, smearing an adhesive on one surface of the first metal composite board, and then bonding the wood-plastic composite board to the first metal composite board to obtain a second metal composite board;
s11, conveying the second metal composite plate obtained in the step 10 into a cold press for pressing, and removing adhesive overflowing from the side edge of the composite plate after pressing is completed;
and S12, coating the nano light absorption coating on the outer surface of the wood-plastic composite board of the second metal composite board processed in the step 11.
2. The method for manufacturing a metal composite plate with sound absorption and light absorption functions according to claim 1, wherein the adhesive is a polyurethane adhesive.
3. The method for preparing a metal composite plate with the functions of sound absorption and light absorption according to claim 1, wherein the nano light absorption coating is a nano titanium dioxide coating.
CN202011602581.8A 2020-12-30 2020-12-30 Preparation method of metal composite plate with sound absorption and light absorption functions Active CN112571887B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103831885A (en) * 2014-02-20 2014-06-04 东北林业大学 Wood-plastic composite of wood decorative sheet attaching veneer and preparation method thereof
CN106694639A (en) * 2016-12-30 2017-05-24 重庆大友金属有限责任公司 Sheet metal stamping device
CN206313004U (en) * 2016-12-22 2017-07-07 惠州Tcl金能电池有限公司 Battery diaphragm and battery

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4261130B2 (en) * 2002-06-18 2009-04-30 株式会社東芝 Silicon / silicon carbide composite material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103831885A (en) * 2014-02-20 2014-06-04 东北林业大学 Wood-plastic composite of wood decorative sheet attaching veneer and preparation method thereof
CN206313004U (en) * 2016-12-22 2017-07-07 惠州Tcl金能电池有限公司 Battery diaphragm and battery
CN106694639A (en) * 2016-12-30 2017-05-24 重庆大友金属有限责任公司 Sheet metal stamping device

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