CN114801404A - Metal composite structure subjected to antifriction conductive treatment and preparation method thereof - Google Patents

Metal composite structure subjected to antifriction conductive treatment and preparation method thereof Download PDF

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Publication number
CN114801404A
CN114801404A CN202210362968.3A CN202210362968A CN114801404A CN 114801404 A CN114801404 A CN 114801404A CN 202210362968 A CN202210362968 A CN 202210362968A CN 114801404 A CN114801404 A CN 114801404A
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layer
composite structure
metal composite
antifriction
metal
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Inventor
董慧民
刘佳丽
钱黄海
李小刚
刘刚
刘嘉
王永梅
李跃鹰
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AECC Beijing Institute of Aeronautical Materials
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AECC Beijing Institute of Aeronautical Materials
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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
    • 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
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/12—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a coating with specific electrical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • 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
    • B32B15/06—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 natural rubber or synthetic rubber
    • 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
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • 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
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary 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
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
    • 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
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2202/00—Metallic substrate
    • B05D2202/30—Metallic substrate based on refractory metals (Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W)
    • B05D2202/35—Metallic substrate based on refractory metals (Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W) based on Ti
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2503/00—Polyurethanes
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • 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
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • 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
    • B32B2307/746—Slipping, anti-blocking, low friction

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention relates to a metal composite structure subjected to antifriction conductive treatment and a preparation method thereof. The metal composite structure is formed by compounding a metal base material, an adhesive layer, a reinforcing layer, a protective layer and an anti-abrasion conductive layer step by step; before preparation, the metal base material, the adhesive layer, the reinforcing layer and the protective layer are cut layer by layer according to the shape and the size of a metal composite structure workpiece, then the metal base material, the adhesive layer, the reinforcing layer and the protective layer are made into blanks, compression molding is carried out, and finally the antifriction conductive layer is sprayed or brushed on the protective layer of the metal composite structure. The forming method is simple and easy to implement, the protective performance of the obtained metal composite structure can be designed, the metal composite structure is suitable for a complex curved surface structure, is suitable for a bending large-deformation working condition, has the advantages of high rigidity, high strength, high elasticity, humidity and heat environment resistance, chemical resistance and fatigue resistance, has the advantages of heat protection, impact resistance, damping and shock absorption and abrasion reduction, and is particularly suitable for being applied to the field of dynamic friction of metal composite structures.

Description

Metal composite structure subjected to antifriction conductive treatment and preparation method thereof
Technical Field
The invention relates to a metal composite structure subjected to antifriction and conductive treatment and a preparation method thereof, belonging to the technical field of functional metal composite structures.
Background
The composite material is a material which is composed of two or more materials with different properties by a physical or (and) chemical method and has new performance on a macroscopic scale. The various materials mutually make up for deficiencies in performance to generate synergistic effect, so that the comprehensive performance of the composite material is superior to that of the original composition material to meet various different requirements. The functional gradient composite material is a novel composite material which is characterized in that a plurality of materials with different properties are selected according to the use requirement, the combination and the structure of the materials are continuously (or quasi-continuously) in gradient change by adopting an advanced material composite technology, and no obvious interface exists in the materials, so that the properties and the functions of the materials are in gradient change.
The functional gradient metal composite structure is a functional gradient material prepared by compounding metal, different polymers and other functional materials through a special gradient preparation technology, has the characteristics of strong designability, high specific strength, excellent elasticity, corrosion resistance, good structural dimensional stability, good fatigue fracture resistance and the like, and is widely applied to the fields of aviation and aerospace. Furthermore, the conductive metal composite structure applied as a moving part is required to satisfy the requirement of full-mechanical electromagnetic continuity, and therefore, the part in frictional contact with the conductive metal composite structure is also required to have a conductive function.
Disclosure of Invention
The invention provides a metal composite structure subjected to antifriction and conductive treatment and a preparation method thereof aiming at overcoming the defects in the prior art, and aims to improve the friction performance of a composite material.
The purpose of the invention is realized by the following technical scheme:
the technical scheme of the invention provides a metal composite structure subjected to antifriction and conductive treatment, which is characterized in that: the metal composite structure is characterized in that an antifriction conductive layer 5 is prepared on one side surface of a metal substrate 1, wherein:
the metal substrate 1 is a metal sheet, and the size of the metal substrate is 10-100% of the process size of a metal composite structure product;
the antifriction conductive layer 5 is made of a high-molecular antifriction conductive material, and the outline size of the antifriction conductive layer is 20-100% of the outline size of the metal composite structure product.
In one implementation, an adhesive layer 2 is applied between the metal substrate 1 and the friction-reducing conductive layer 5.
In one implementation, a protective layer 3 or protective layers 3 and reinforcing layers 4 are alternately paved between an adhesive layer 2 and an antifriction conductive layer 5, the protective layer 3 is made of a high-molecular protective material, and the outer contour dimensions of the reinforcing layers 4 and the protective layers 3 are 10-100% of the outer contour dimension of the metal composite structure product.
In one implementation, the base material of the polymeric protective material is one or more of polyurethane rubber, natural rubber, synthetic rubber or a rubber combination of natural rubber and synthetic rubber, wherein:
the synthetic rubber is one or more of butadiene styrene rubber, butadiene rubber, chloroprene rubber, ethylene propylene rubber, nitrile rubber, hydrogenated nitrile rubber, butyl rubber, epichlorohydrin rubber, polysulfide rubber, fluorosilicone rubber, silicon rubber or fluororubber.
In one implementation, the reinforcing layer 4 is organic fibers, inorganic fibers, metal coated fibers, non-metal coated fibers, and combinations thereof. The reinforcing layer fibers are in the form of random chopped fibers, woven or unidirectional tapes, and combinations thereof.
In one embodiment, the matrix resin of the polymeric friction-reducing conductive material is a thermoplastic resin or a thermosetting resin, wherein:
the thermoplastic resin is one or a mixture of several of polyether ketone, polysulfone, polyether sulfone, thermoplastic polyimide, polyether imide, polycarbonate, polyphenyl ether or polyamide;
the thermosetting resin is one or a mixture of epoxy resin, bismaleimide resin, thermosetting polyimide resin, polybenzoxazine resin, phenolic resin, cyanate resin or unsaturated polyester resin.
In one implementation, the antifriction filler of the polymeric antifriction conductive material is one or more of the following materials:
1. si-based particles comprising SiO 2 、Si 3 N 4 、SiC；
2. Al-based particles including AlO 2 ；
3. Ti-based particles including TiO 2 、TiN；
4. Zn-based particles including ZnO;
5. cu-based particles including CuCl, CuCl 2 、Cu 2 0、CuO、CuS；
6. Molybdenum-based particles, including MoS 2 ；
7. Lead-based particles including Pb 3 O 4 ，PbO，PbS；
8. Carbon-based particles including carbon nanofibers, graphite, carbon nanotubes, graphene;
9. the organic antifriction material comprises polytetrafluoroethylene micro powder.
In one implementation, the conductive filler of the polymer anti-attrition conductive material is one or a mixture of carbon nanotubes, graphene, carbon nanohorns, carbon black, graphite, silver powder, nickel powder, aluminum powder, iron powder, copper powder, gold powder, silver nanowire arrays, copper nanowire arrays, conductive four-pin zinc oxide whiskers, conductive zinc oxide nanoflowers, conductive copper oxide nanoflowers, or conductive aluminum oxide nanoflowers. .
The technical scheme of the invention also provides a method for preparing the metal composite structure subjected to antifriction conductive treatment, which is characterized by comprising the following steps: the method comprises the following steps:
step one, preparation of metal substrate 1
Cutting the metal base material (1) to a size which is 10-100% of the outline size of the metal composite structure product, and then pretreating the surface of the metal base material (1) by sandblasting or grinding and cleaning;
step two, preparation of the antifriction conductive treatment metal composite structure
Paving an adhesive layer 2, a protective layer 3 and a reinforcing layer 4 on the surface of one side of a metal base material 1, completing the post-compression molding, and puncturing the reinforcing layer 4 into the protective layer 3; and spraying or brushing the antifriction conductive layer 5 on the other side surface of the metal substrate 1 to obtain the antifriction conductive treated metal composite structure.
In one implementation, the shaped reinforcing layer 4 is surface treated by a process including organic solvent cleaning, surface chemical treatment, or plasma treatment.
In one implementation, the antifriction and conductive treated metal composite structural plate is in a flat plate or curved surface shape.
In one embodiment, the applied adhesive layer 2, protective layer 3 and reinforcing layer 4 are cured simultaneously.
The invention has the advantages and beneficial effects that:
the preparation method is simple and convenient to operate, the fabric, the adhesive, the rubber and the metal material are compounded together by skillful combination and reasonable preparation process, interface cracking possibly caused by inconsistency of physical properties of different materials is avoided by synchronous curing and forming, and the obtained product has the advantages of variable rigidity, high rigidity and elasticity, humidity and heat resistant environment and fatigue resistance, and is particularly suitable for the field of aerospace.
The rigidity and elasticity of the material are two physical indexes which are mutually restricted, and after the rigidity is improved, the elastic recovery capability is reduced. For example, metals generally have high rigidity, but tend to have low elastic deformation; while high elastic materials, such as rubber, have a significant lack of stiffness. The invention combines several materials with obviously different physical properties, such as fabric, adhesive, rubber and metal material together through ingenious combination and reasonable preparation process, thereby obtaining the variable-rigidity functionally-graded metal composite structure. The obtained variable-rigidity functionally-graded metal composite structure has the dual characteristics of a metal material and a rubber material, and the heterogeneous and graded metal composite structure can relax the thermal stress generated in the material and reduce or overcome the thermal stress damage of the material. The product made of the material can be a plate or a structural member with a certain radian, and the product can be determined according to the use requirement.
In addition, the rubber is used as the protective layer, and the rubber has the advantages of adjustable thickness and designable performance, so that the contact between the framework metal layer and the external environment is isolated, and the environmental corrosion is effectively avoided; in addition, the composite material can play a role in cladding, vibration damping, buffering and protecting, and greatly improves the impact resistance and damage tolerance of the metal composite structure.
Moreover, the invention also introduces the antifriction conductive layer, and when the multifunctional metal composite structure is used as a dynamic component, the wear and abrasion of the friction surface can be greatly relieved.
Drawings
FIG. 1 is a schematic view of a mat according to an embodiment of the present invention;
FIG. 2 is a schematic view of a second layer of an embodiment of the present invention;
Detailed Description
The following examples are intended to illustrate the present invention specifically, but the present invention is not limited thereto, and those skilled in the art can make various changes or modifications within the scope of the claims without affecting the essence of the present invention.
Example one
Referring to the attached figure 1, a metal composite structure plate is produced by the friction-reducing conductive treatment: the length is 660 +/-2 mm, the width is 120 +/-2 mm, the thickness of one end in the width direction is 5.3 +/-0.2 mm, and the step of gradually changing to the thickness of the other end to be 1.0 +/-0.2 mm is as follows:
(1) firstly, a stainless steel sheet is used as a metal substrate 1, the thickness is 3mm, and the size is as follows: the length is 660 +/-2 mm, the width is 80 +/-2 mm, the surface of the glass is subjected to sand blasting treatment, and then the glass is cleaned by using gasoline;
(2) the rubber adhesive is used as an adhesive layer 2 and is sprayed on two sides of the metal base material 1, and the thickness is 0.15 +/-0.05 mm;
(3) taking the polyester mesh cloth as a reinforcing layer 4, and carrying out surface treatment on the polyester mesh cloth by using a plasma treatment method;
(4) paving and pasting an unvulcanized hydrogenated nitrile rubber sheet on the adhesive layer 2 to serve as a protective layer 3, wherein the thickness is 0.3 +/-0.03 mm, the size is 660 +/-2 mm in length and 100 +/-2 mm in width, and the paving and pasting method comprises the following steps: two sides of the protective layer 3 in the length direction are aligned with two sides of the metal base material 1 in the length direction, and one side in the width direction is aligned with one side in the width direction of the metal base material; paving and pasting a reinforcing layer 4 on the protective layer 3, wherein the thickness is 0.2 +/-0.03 mm, the size is 660 +/-2 mm in length and 100 +/-2 mm in width, and the paving and pasting method comprises the following steps: two sides of the length direction of the enhancement layer 4 are aligned with two sides of the length direction of the metal base material 1, and one side of the width direction is aligned with one side of the width direction of the metal base material; an unvulcanized hydrogenated nitrile rubber sheet is laid on the reinforced layer 4 to serve as a protective layer 3, the thickness of the protective layer is 0.3 +/-0.03 mm, the size of the protective layer is 660 +/-2 mm in length, and the width of the protective layer is 120 +/-2 mm.
Pressing and vulcanizing the blank formed by the fabric, the unvulcanized silicone rubber sheet, the rubber type adhesive and the metal sheet at 170 +/-10 ℃ multiplied by 10MPa +/-2 MPa multiplied by 2h +/-0.5 h for molding, trimming after mold taking, and verifying that no obvious defect interface exists in the blank by nondestructive testing.
(5) Polishing the surface of the protective layer 3 of the prepared part, wherein the polishing size is 660mm in length and 30mm in width, cleaning the surface by using acetone, and then uniformly spraying fluororesin antifriction conductive coating on the surface to serve as an antifriction conductive layer 5, wherein the thickness is 0.2mm +/-0.05 mm, and the brushing size is 660mm in length and 30mm in width. And (5) curing the sprayed workpiece to obtain the metal composite structure plate subjected to antifriction and conductive treatment. A schematic view of the widthwise lay-up is shown in FIG. 1
Example two
Referring to fig. 2, a friction-reducing, electrically-conductive treated metal composite structure is produced: the length is 600 +/-5 mm, the width is 200 +/-2 mm, the thickness of one end in the width direction is 5.6 +/-0.2 mm, the thickness gradually changes to the thickness of the other end to be 3.8 +/-0.2 mm, and the steps are as follows:
(1) firstly, the super elastic titanium alloy is used as a metal base material 1, the thickness is 3mm, and the size is as follows: the length is 600 plus or minus 2mm, the width is 200 plus or minus 2mm, firstly, one side surface is subjected to sand blasting treatment, and then, gasoline is used for cleaning;
(2) then, the surface is uniformly sprayed with polyurethane resin antifriction conductive paint as an antifriction conductive layer 5, the thickness is 0.2mm +/-0.05 mm, and the brushing size is 1200mm in length and 50mm in width. And (5) curing the sprayed workpiece to obtain the metal composite structure subjected to the antifriction conductive treatment.

Claims (12)

1. A friction-reducing, electrically-conductive treated metal composite structure, comprising: the metal composite structure is characterized in that an antifriction conductive layer (5) is prepared on one side surface of a metal base material (1), wherein:
the metal substrate (1) is a metal sheet which is a steel sheet, an aluminum sheet or a metal alloy sheet, the thickness of the metal sheet is 0.05-8.0 mm, and the size of the metal sheet is 10-100% of the process size of a metal composite structure product;
the antifriction conductive layer (5) is made of a high-molecular antifriction conductive material, and the outline size of the antifriction conductive layer is 20-100% of that of the metal composite structure product.
2. The friction reducing, electrically conductive treated metal composite structure of claim 1, wherein: an adhesive layer (2) is paved between the metal base material (1) and the antifriction conductive layer (5). The adhesive layer (2) is an inorganic or organic adhesive, and the size of the adhesive is the same as that of the metal base material (1).
3. The friction reducing, electrically conductive treated metal composite structure of claim 2, wherein: and paving a protective layer (3) or alternatively paving the protective layer (3) and a reinforcing layer (4) between the adhesive layer (2) and the antifriction conductive layer (5), wherein the protective layer (3) is made of a high-molecular protective material, the reinforcing layer (4) is made of organic fibers, inorganic fibers, metal-coated fibers, nonmetal-coated fibers or a combination thereof, and the reinforcing layer fibers are made of random chopped fibers, fabrics or unidirectional tapes or a combination thereof. The outer contour dimensions of the reinforcing layer (4) and the protective layer (3) are 10-100% of the outer contour dimension of the metal composite structure product.
4. The friction reducing, electrically conductive treated metal composite structure of claim 2, wherein: a reinforcing adhesive layer (6) and a reinforcing metal layer (7) are paved on a metal base material (1), the material of the reinforcing adhesive layer (6) is the same as that of the adhesive layer (2), the material of the reinforcing metal layer (7) is a metal material, such as a steel sheet, an aluminum sheet or a metal alloy sheet, and the thickness of the reinforcing metal layer is 0.05-8.0 mm. The size of the reinforcing adhesive layer (6) is the same as that of the reinforcing metal layer (7), and is 10-100% of that of the metal base material (1).
5. The friction reducing, electrically conductive treated metal composite structure of claim 3, wherein: the base material of the high molecular protective material is one or more of polyurethane rubber, natural rubber, synthetic rubber or the combined rubber of natural rubber and synthetic rubber, wherein:
the synthetic rubber is one or more of butadiene styrene rubber, butadiene rubber, chloroprene rubber, ethylene propylene rubber, nitrile rubber, hydrogenated nitrile rubber, butyl rubber, epichlorohydrin rubber, polysulfide rubber, fluorosilicone rubber, silicon rubber or fluororubber.
6. The friction reducing, electrically conductive treated metal composite structure of claim 1, wherein: the matrix resin of the high-molecular antifriction conductive material is thermoplastic resin or thermosetting resin, wherein:
the thermoplastic resin is one or more of mixed resin of polyether ketone, polysulfone, polyether sulfone, thermoplastic polyimide, polyether imide, polycarbonate, polyphenyl ether or polyamide;
the thermosetting resin is one or a mixture of epoxy resin, bismaleimide resin, thermosetting polyimide resin, polybenzoxazine resin, phenolic resin, cyanate resin or unsaturated polyester resin.
7. The friction reducing, electrically conductive treated metal composite structure according to claim 1 or 6, wherein: the antifriction filler of the high-molecular antifriction conductive material is one or more of the following materials:
1) si-based particles comprising SiO 2 、Si 3 N 4 、SiC；
2) Al-based particles including AlO 2 ；
3) Ti-based particles including TiO 2 、TiN；
4) Zn-based particles including ZnO;
5) cu-based particles including CuCl, CuCl 2 、Cu 2 0、CuO、CuS；
6) Molybdenum-based particles, including MoS 2 ；
7) Lead-based particles, including Pb 3 O 4 ，PbO，PbS；
8) Carbon-based particles including carbon nanofibers, graphite, carbon nanotubes, graphene;
9) the organic antifriction material comprises polytetrafluoroethylene micro powder.
8. Preparing the friction-reducing, electrically-conductive treated metal composite structure of claim 1 or 6, characterized in that: the conductive filler of the high-molecular anti-attrition conductive material is one or a mixture of more of carbon fiber, carbon nano tube, graphene, carbon black, graphite, silver powder, nickel powder, aluminum powder, iron powder, copper powder and gold powder.
9. A method of making a friction reducing, electrically conductive treated metal composite structure according to claim 1, characterized in that: the method comprises the following steps:
step one, preparation of metal base material (1)
Cutting the metal base material (1) to a size which is 10-100% of the outline size of the metal composite structure product, and then pretreating the surface of the metal base material (1) by sandblasting or grinding and cleaning;
step two, preparation of the antifriction conductive treatment metal composite structure
Paving and sticking an adhesive layer (2), a reinforcing layer (4) and a protective layer (3) on one side surface of a metal base material (1), and performing compression molding after the completion; and spraying or brushing the antifriction conductive layer (5) on the other side surface of the protective layer (3) to obtain the antifriction conductive treated metal composite structure.
10. The method of making a friction reducing, electrically conductive treated metal composite structure according to claim 9, wherein: and carrying out surface treatment on the formed reinforced layer (4), wherein the treatment method comprises an organic solvent cleaning method, a surface chemical treatment method or a plasma treatment method.
11. The method of making a friction reducing, electrically conductive treated metal composite structure according to claim 9, wherein: the metal composite structure plate subjected to the antifriction conductive treatment is in a flat plate shape or a curved surface shape.
12. The method of making a friction reducing, electrically conductive treated metal composite structure according to claim 9, wherein: synchronously curing the adhesive layer (2), the reinforcing layer (4) and the protective layer (3).
CN202210362968.3A 2022-04-07 2022-04-07 Metal composite structure subjected to antifriction conductive treatment and preparation method thereof Pending CN114801404A (en)

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CN104789089A (en) * 2015-04-22 2015-07-22 常熟理工学院 Thermosetting antifriction and wear-resistant MoS2-based coating material as well as preparation and use methods thereof
CN105238207A (en) * 2015-10-22 2016-01-13 东北石油大学 High performance super-amphiphobic conductive multi-functional corrosion-resistant coating and preparation method thereof
CN110137524A (en) * 2019-04-26 2019-08-16 张家港市乐青新材料科技有限公司 A kind of metal-based compound bipolar plates substrate and preparation method thereof
CN110385249A (en) * 2019-08-26 2019-10-29 通化市安泰防爆科技有限公司 A kind of Separated explosion-proof composite material and preparation method
CN110920178A (en) * 2019-12-05 2020-03-27 中国航发北京航空材料研究院 Variable-rigidity conductive composite material and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104789089A (en) * 2015-04-22 2015-07-22 常熟理工学院 Thermosetting antifriction and wear-resistant MoS2-based coating material as well as preparation and use methods thereof
CN105238207A (en) * 2015-10-22 2016-01-13 东北石油大学 High performance super-amphiphobic conductive multi-functional corrosion-resistant coating and preparation method thereof
CN110137524A (en) * 2019-04-26 2019-08-16 张家港市乐青新材料科技有限公司 A kind of metal-based compound bipolar plates substrate and preparation method thereof
CN110385249A (en) * 2019-08-26 2019-10-29 通化市安泰防爆科技有限公司 A kind of Separated explosion-proof composite material and preparation method
CN110920178A (en) * 2019-12-05 2020-03-27 中国航发北京航空材料研究院 Variable-rigidity conductive composite material and preparation method thereof

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