CN115503303A - High-molecular composite wear-resistant plate and preparation process thereof - Google Patents
High-molecular composite wear-resistant plate and preparation process thereof Download PDFInfo
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- CN115503303A CN115503303A CN202210959943.1A CN202210959943A CN115503303A CN 115503303 A CN115503303 A CN 115503303A CN 202210959943 A CN202210959943 A CN 202210959943A CN 115503303 A CN115503303 A CN 115503303A
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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
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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
- B32B15/06—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
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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
- B32B15/08—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
- B32B15/085—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 polyolefins
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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
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
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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
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
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Abstract
The invention discloses a high-molecular composite wear-resistant plate, which belongs to the field of composite materials and comprises a metal substrate, a spherical plate and a high-molecular wear-resistant material layer, wherein one surface of the spherical plate is attached to the metal substrate, the other surface of the spherical plate is provided with a plurality of spherical cover bodies, a plurality of meshes are arranged on the spherical cover bodies, the high-molecular wear-resistant material layer covers the other surface of the spherical plate, the spherical cover bodies are coated in the high-molecular wear-resistant material layer, each spherical cover body is provided with an inner cavity, and the high-molecular wear-resistant material positioned in the inner cavity and the high-molecular wear-resistant material coated on the surface of the spherical cover body are connected into a whole. The high-molecular composite wear-resistant plate disclosed by the invention effectively keeps the excellent characteristics of high corrosion resistance, high load and the like of the high-molecular composite wear-resistant plate, and simultaneously gives consideration to lower manufacturing cost and energy consumption.
Description
Technical Field
The invention relates to the field of wear-resistant films, in particular to a high-molecular composite wear-resistant plate and a preparation process for the high-molecular composite wear-resistant plate.
Background
In order to prolong the service life of a component and reduce the working noise of the component, a high-precision high-molecular composite wear-resistant plate is often required to be adopted, and in order to improve the structural plate strength of the high-molecular composite wear-resistant plate, the high-molecular composite wear-resistant plate is usually prepared by adopting processes of bonding, sintering, mutual melting and the like of a metal matrix and a high-molecular wear-resistant material. Due to the characteristics of the metal matrix, when products in various shapes are manufactured subsequently, materials are inevitably required to be sheared, and the formed shearing edge is difficult to achieve the same corrosion resistance as the surface in the electroplating process, so that the high polymer composite wear-resistant plate is rusted in advance and loses efficacy. Therefore, the stainless steel composite wear-resistant material taking stainless steel as the metal base is provided in the market to improve the performances of corrosion resistance, load and the like of the material, but because the melting point of the stainless steel material is generally more than 1000 ℃, the equipment used in the sintering process of the metal base and the high polymer wear-resistant material needs to have higher temperature resistance and accurate control of temperature, so that not only higher requirements on generating equipment need to be provided, but also the yield in actual production is lower. Meanwhile, the problems of thin material deformation, easy collapse, overburning and the like are easily caused at a higher temperature, so that the corrosion resistance of the material is reduced, and the crystal phase of the material is easy to change, so that the mechanical property of the material cannot meet the requirement.
Chinese patent publication No. CN113462151B discloses that the preparation method comprises the following steps: firstly, weighing the following materials in parts by weight: 70-99.7 parts of polymer resin, 0.3-30 parts of solid lubricant and 0.03-3 parts of coupling agent are uniformly mixed to obtain a mixed material; then extruding and granulating the mixed material through a double-screw extruder to obtain mixed granules, and drying the mixed granules; and finally, extruding the mixed granules by a multistage stretching and extruding device to obtain the wear-resistant polymer composite material. The above patent uses multi-stage stretching extrusion to improve the wear resistance of the wear-resistant polymer composite, but the material is not suitable for the above parts.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a high-molecular composite wear-resistant plate, which can effectively retain the excellent characteristics of high corrosion resistance, high load and the like of the high-molecular composite wear-resistant plate and simultaneously has lower manufacturing cost and energy consumption.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a high-molecular composite wear-resistant plate which comprises a metal substrate, a spherical plate and a high-molecular wear-resistant material layer, wherein one surface of the spherical plate is attached to the metal substrate, the other surface of the spherical plate is provided with a plurality of spherical cover bodies, the spherical cover bodies are distributed in an array manner, a plurality of meshes are arranged on the spherical cover bodies, the high-molecular wear-resistant material layer covers the other surface of the spherical plate, the spherical cover bodies are covered in the high-molecular wear-resistant material layer, each spherical cover body is provided with an inner cavity, and the high-molecular wear-resistant material positioned in the inner cavity is connected with the high-molecular wear-resistant material covered on the surface of the spherical cover body into a whole.
The invention further adopts the technical scheme that the meshes are divided into top meshes and side wall meshes, the top meshes are positioned at the top of the spherical cover body, and the side wall meshes are positioned on the arc-shaped wall of the spherical cover body.
The invention further adopts the technical scheme that the side wall meshes are configured into strip shapes, the top meshes are configured into round holes, and the height H of the spherical cover body is less than or equal to the thickness D of the high-molecular wear-resistant material layer.
The invention further adopts the technical scheme that the metal substrate is made of stainless steel, copper alloy or aluminum alloy; and/or the material of the spherical plate is one of carbon steel, stainless steel, copper alloy and aluminum alloy; and/or the high-molecular wear-resistant material layer is made of one of rubber, polyurethane and polyethylene.
The invention further adopts the technical scheme that the metal base plate and the spherical plate are made of plates made of the same material, the metal base plate and the spherical plate are connected in a welding mode, and the spherical cover bodies are formed by punching and stretching.
The invention provides a preparation process for the high-molecular composite wear-resistant plate, which is implemented according to the following steps:
s00: the feeding machine feeds two metal plates.
S10: and drawing one of the metal plates after stamping to form a dry spherical cover body.
S20: and using the other metal plate as a metal substrate, using the punched metal plate as a spherical plate, and welding one surface of the spherical plate on the metal substrate.
S30: and paving powder of a high-molecular wear-resistant material on the other surface of the spherical plate by using a paving machine, then pricking the powder of the high-molecular wear-resistant material into the other surface of the spherical plate by using a rolling mill, and filling the inner cavities of the spherical cover bodies with the powder of the high-molecular wear-resistant material to form a rolling blank.
S40: and plasticizing the rolling blank by a plasticizing machine to form a high-molecular wear-resistant material layer.
S50: and the rolling machine rolls the high-molecular wear-resistant material layer.
The invention further adopts the technical scheme that in the step S00, two metal plates are made of the same stainless steel material, and in the step S20, a welding robot adopts a high-temperature mutual melting mode to weld the metal base plate and the spherical plate into a whole.
The further technical scheme of the invention is that in the step S30, the method also comprises a drying step and a returning step: after the powder of the high polymer wear-resistant material is pricked into the other surface of the spherical plate, the formed powder of the high polymer wear-resistant material is dried, and then the dried formed powder of the high polymer wear-resistant material is subjected to back-rolling by the rolling mill again.
The invention further adopts the technical scheme that after the step S40, the method also comprises a finish rolling step, wherein the finish rolling treatment is carried out on the high molecular wear-resistant material layer by using a rolling mill, so that the flatness of the high molecular wear-resistant material layer reaches a preset standard.
In step S10, one of the metal plates is punched by a punch to form a plurality of meshes, and then the meshes are stretched by a stretcher to form a dry spherical cover.
The invention has the beneficial effects that:
the high-molecular composite wear-resistant plate provided by the invention is not combined with a metal substrate by simply relying on the bonding, sintering, mutual fusion and other processes, but is solidified on a plurality of spherical cover bodies of a spherical plate by utilizing the characteristic that the high-molecular composite wear-resistant plate can be formed in a plasticizing mode, and then is solidified on the spherical plate, the high-molecular composite wear-resistant plate penetrates through the inner cavities and meshes of the spherical cover bodies and is solidified, so that the high-molecular composite wear-resistant plate is difficult to separate from the spherical plate, and then is combined with the characteristic that the spherical plate and the metal substrate are easy to combine, so that the sintering process of over 1000 ℃ in the prior art is effectively avoided, and meanwhile, the integral structural strength of the high-molecular composite wear-resistant plate can be favorably improved by the plurality of spherical cover bodies, so that the high-molecular composite wear-resistant plate provided by the invention keeps the excellent characteristics of high corrosion resistance, high load and the like of the existing high-molecular composite wear-resistant plate, and simultaneously adopts the stamping and welding processes, and also takes low manufacturing cost and energy consumption into consideration, and is very favorable for large-scale production of the materials.
Drawings
Fig. 1 is a perspective view of a polymer composite wear-resistant plate provided in an embodiment of the present invention;
fig. 2 is a side view of a polymer composite wear-resistant plate provided in the embodiment of the present invention;
FIG. 3 is a partial schematic view of FIG. 2 provided in an embodiment of the present invention;
fig. 4 is a perspective view of a spherical plate provided in an embodiment of the present invention.
1. A metal substrate; 2. a spherical plate; 21. a spherical cover body; 211. mesh openings; 3. a high molecular wear-resistant material layer; 212. an inner cavity; 111. a top mesh; 112. side wall meshes; 213. an arcuate wall.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example one
As shown in fig. 1 to 4, the polymer composite wear-resistant plate provided in this embodiment includes a metal substrate 1, a spherical plate 2 and a polymer wear-resistant material layer 3, wherein the metal substrate 1 is used for fixing the spherical plate 2 and is used as a base layer of the macromolecule composite wear-resistant plate, the spherical plate 2 is used for fixing the macromolecule wear-resistant material layer 3, this is because the surface of the metal substrate 1 is too smooth, and if the high molecular wear-resistant material layer 3 is fixed by means of adhesion or the like, the high molecular wear-resistant material layer 3 is easy to fall off from the metal substrate 1, so the problem that the high molecular wear-resistant material layer 3 is easy to fall off can be well solved by arranging the spherical plate 2 which can be welded with the metal substrate 1, one surface of the spherical plate 2 is attached to the metal substrate 1, the other surface of the spherical plate 2 is provided with a plurality of spherical cover bodies 21, the plurality of spherical cover bodies 21 are distributed in an array manner, a plurality of meshes 211 are arranged on the plurality of spherical cover bodies 21, the high molecular wear-resistant material layer 3 covers the other surface of the spherical plate 2, the plurality of spherical cover bodies 21 are covered in the high molecular wear-resistant material layer 3, each spherical cover body 21 is provided with an inner cavity 212, the high molecular wear-resistant material positioned in the inner cavity 212 is connected with the high molecular wear-resistant material covering the surface of the spherical cover body 21 into a whole, and the whole high molecular wear-resistant material layer 3 is composed of the high molecular wear-resistant material, when the polymer wear-resistant material in the inner cavity 212 is connected with the polymer wear-resistant material covering the surface of the spherical cover 21, the whole polymer wear-resistant material layer 3 is not only connected with each other to have higher structural strength, and can not be separated from the spherical cover body 21, unless the high molecular wear-resistant material layer 3 is completely destroyed, this is because the spherical cover 21 is provided with a plurality of meshes 211, and the high molecular wear-resistant material in the high molecular wear-resistant material layer 3 can penetrate through the meshes 211 to form an integrally connected structure. Therefore, the polymer composite wear-resistant plate provided in the embodiment does not need to be bonded, sintered, mutually fused and other processes similar to those in the prior art to realize the combination of the polymer composite wear-resistant plate and the metal substrate 1, but is solidified inside and outside the spherical cover bodies 21 of the spherical plate 2 by utilizing the characteristic that the polymer composite wear-resistant plate can be subjected to plasticizing molding, and is solidified after passing through the inner cavities and meshes of the spherical cover bodies 21, so that the polymer composite wear-resistant plate is difficult to separate from the spherical plate 2, and then the characteristic that the spherical plate 2 is easily combined with the metal substrate 1 is combined, so that the sintering process of more than 1000 ℃ in the prior art is effectively avoided, and meanwhile, the overall structural strength of the polymer composite wear-resistant plate can be improved by the aid of the spherical cover bodies 21, so that the polymer composite wear-resistant plate provided by the invention has the advantages of high corrosion resistance, high load and the like of the existing polymer composite wear-resistant plate, and meanwhile, the stamping and welding processes have both lower manufacturing cost and energy consumption, and are favorable for large-scale production of the polymer composite wear-resistant plate.
In order to integrate the polymer wear-resistant material in the inner cavity 212 with the polymer wear-resistant material covering the surface of the spherical cover 21, that is, to mold the spherical cover 21 after filling the powder of the polymer wear-resistant material, further, the mesh 211 is divided into a top mesh 111 and a side wall mesh 112, the number of the top mesh 111 is usually 1, and the side wall mesh 112 has a plurality of, for example: four, top mesh 111 is located the top of the spherical cover body 21, lateral wall mesh 112 is located the arc wall 213 of the spherical cover body 21, wherein, top mesh 111 not only conveniently pours into polymer wear-resistant material's powder, also make things convenient for the stretcher to stretch the metal sheet hereafter, thereby form the spherical cover body 21, top mesh 111 and lateral wall mesh 112 also can be followed top and side and realized the polymer wear-resistant material that is located inner chamber 212 and cover the polymer wear-resistant material on the spherical cover body 21 surface and link as an organic wholely, thereby guarantee that the compound wear-resistant panel of polymer is difficult for droing and have excellent wearability.
The material of the metal substrate 1 is stainless steel, copper alloy, aluminum alloy and/or the material of the spherical plate 2 is one of carbon steel, stainless steel, copper alloy and aluminum alloy, the metal substrate 1 and the spherical plate 2 may be the same material or different materials, and/or the material of the high molecular wear-resistant material layer 3 is one of rubber, polyurethane, polyethylene and silicon carbide, for example: the polymer wear-resistant material layer 3 is one of silicon carbide wear-resistant material, normal-temperature wear-resistant particle glue, medium-temperature wear-resistant particle glue and high-temperature wear-resistant particle glue, which kind of the polymer wear-resistant material layer 3 is not limited in this embodiment of course, and the polymer wear-resistant material layer 3 in this embodiment can be formed by plasticizing the above-mentioned material by a plasticizing machine, that is, plasticizing.
Example two
The embodiment provides a preparation process for the polymer composite wear-resistant plate, which is implemented according to the following steps:
s00: the feeding machine is used for feeding two metal plates, and the two metal plates are usually made of the same material so as to be better fused and welded. Preferably, in step S00, the two metal plates are made of the same stainless steel material, which not only contributes to cost saving, but also ensures good welding effect.
S10: one of the metal plates is stamped and then stretched to form a dry spherical cover 21. In step S10, a punching machine is used to punch one of the metal plates to form a plurality of meshes 211, and then a drawing machine is used to draw the meshes 211 to form a dry spherical cover 21, i.e. the now planar metal plate is punched to form a plurality of meshes 211, and then the dry spherical cover 21 is drawn to take a predetermined shape, i.e. the spherical cover 21.
S20: another metal plate was used as the metal substrate 1, the punched metal plate was used as the spherical plate 2, and one surface of the spherical plate 2 was welded to the metal substrate 1. In step S20, the welding robot integrally welds the metal substrate 1 and the spherical plate 2 by high-temperature mutual fusion.
S30: the other side of the spherical plate 2 is paved with the powder of the high molecular wear-resistant material by the spreading machine, and then the powder of the high molecular wear-resistant material is pricked into the other side of the spherical plate 2 by the rolling mill, so that the inner cavities 212 of the plurality of spherical cover bodies 21 are filled with the powder of the high molecular wear-resistant material, and a rolling blank is formed. In step S30, the method further includes a drying step and a returning step: after the powder of the high molecular wear-resistant material is pricked into the other surface of the spherical plate 2, the powder of the formed high molecular wear-resistant material is dried firstly, and then the dried powder of the formed high molecular wear-resistant material is subjected to rolling back by the rolling mill again, so that preparation is made for plasticizing treatment.
S40: and plasticizing the blank by a plasticizing machine to form the high-molecular wear-resistant material layer 3. After the step S40, a finish rolling step is further included; and (3) carrying out finish rolling treatment on the high-molecular wear-resistant material layer 3 by using a rolling mill, so that the flatness of the high-molecular wear-resistant material layer 3 reaches a preset standard.
S50: the rolling machine rolls the high-molecular wear-resistant material layer 3.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (10)
1. The high-molecular composite wear-resistant plate is characterized by comprising:
a metal substrate (1);
the metal substrate is characterized by comprising a spherical plate (2), wherein one surface of the spherical plate (2) is attached to the metal substrate (1), a plurality of spherical cover bodies (21) are arranged on the other surface of the spherical plate (2), the spherical cover bodies (21) are distributed in an array manner, and a plurality of meshes (211) are arranged on the spherical cover bodies (21);
macromolecule wear-resistant material layer (3), macromolecule wear-resistant material layer (3) covers the another side of spherical board (2), a plurality of spherical cover body (21) are coated in macromolecule wear-resistant material layer (3), every spherical cover body (21) all have inner chamber (212), are located the macromolecule wear-resistant material of inner chamber (212) with cover in the macromolecule wear-resistant material on spherical cover body (21) surface links as an organic wholely.
2. The polymer composite wear-resistant plate according to claim 1, wherein:
the meshes (211) are divided into top meshes (111) and side wall meshes (112);
the top mesh (111) is positioned on the top of the spherical cover (21), and the side wall mesh (112) is positioned on the arc-shaped wall (213) of the spherical cover (21).
3. The polymer composite wear-resistant plate according to claim 2, wherein:
the side wall meshes (112) are configured in a strip shape;
the top mesh (111) is configured as a circular hole;
the height H of the spherical cover body (21) is less than or equal to the thickness D of the high-molecular wear-resistant material layer (3).
4. The polymer composite wear-resistant plate according to claim 1, wherein:
the metal substrate (1) is made of one of carbon steel, stainless steel, copper alloy and aluminum alloy; and/or
The spherical plate (2) is made of one of carbon steel, stainless steel, copper alloy and aluminum alloy; and/or
The high-molecular wear-resistant material layer (3) is made of one of rubber, polyurethane and polyethylene.
5. The polymer composite wear-resistant plate according to claim 1, wherein:
the metal substrate (1) and the spherical plate (2) are made of plates made of the same material;
the metal substrate (1) is connected with the spherical plate (2) in a welding manner;
the spherical covers (21) are formed by punching and stretching.
6. A preparation process for the polymer composite wear-resistant plate as claimed in any one of claims 1 to 5 is characterized by comprising the following steps:
s00: the feeding machine feeds two metal plates;
s10: one of the metal plates is punched and then stretched to form a dry spherical cover body (21);
s20: using the other metal plate as a metal substrate (1), using the punched metal plate as a spherical plate (2), and welding one surface of the spherical plate (2) on the metal substrate (1);
s30: paving powder of a high-molecular wear-resistant material on the other surface of the spherical plate (2) through a paving machine, then pricking the powder of the high-molecular wear-resistant material into the other surface of the spherical plate (2) through a rolling mill, and filling the inner cavities (212) of the spherical cover bodies (21) with the powder of the high-molecular wear-resistant material to form a blank;
s40: plasticizing the blank by a plasticizing machine to form a high-molecular wear-resistant material layer (3);
s50: and the winder winds the high-molecular wear-resistant material layer (3).
7. The process according to claim 6, characterized in that:
in step S00, two metal plates are made of the same stainless steel material, and in step S20, a welding robot welds the metal substrate (1) and the spherical plate (2) into a whole in a high-temperature mutual melting mode.
8. The process according to claim 6, characterized in that:
in step S30, the method further includes a drying step and a returning step:
after the powder of the high polymer wear-resistant material is pricked into the other surface of the spherical plate (2), the formed powder of the high polymer wear-resistant material is dried, and then the dried formed powder of the high polymer wear-resistant material is subjected to back-rolling by the rolling mill again.
9. The process according to claim 6, characterized in that:
after the step S40, a finish rolling step is further included;
and (3) carrying out finish rolling treatment on the high polymer wear-resistant material layer (3) by using a rolling mill, so that the flatness of the high polymer wear-resistant material layer (3) reaches a preset standard.
10. The process according to claim 6, characterized in that:
in the step S10, one of the metal plates is punched by a punch to form a plurality of meshes (211), and then the meshes (211) are stretched by a stretcher to form a dry spherical cover body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210959943.1A CN115503303A (en) | 2022-08-11 | 2022-08-11 | High-molecular composite wear-resistant plate and preparation process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210959943.1A CN115503303A (en) | 2022-08-11 | 2022-08-11 | High-molecular composite wear-resistant plate and preparation process thereof |
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| CN202210959943.1A Pending CN115503303A (en) | 2022-08-11 | 2022-08-11 | High-molecular composite wear-resistant plate and preparation process thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614344U (en) * | 1992-04-17 | 1994-02-22 | 株式会社イナックス | Tile composite flooring |
| CN105690914A (en) * | 2014-11-27 | 2016-06-22 | 比亚迪股份有限公司 | A composite board, a preparing method thereof and a housing |
| CN206245587U (en) * | 2016-12-12 | 2017-06-13 | 张敏 | Waterproof construction plate |
| CN108501473A (en) * | 2018-03-19 | 2018-09-07 | 山东融汇管通股份有限公司 | A kind of method that high molecular weight polyethylene board material is covered in surface of steel plate |
| WO2020034060A1 (en) * | 2018-08-13 | 2020-02-20 | 江西东方豹紧固件有限公司 | Conductive wear-resistant macromolecular composite plate and manufacturing process therefor |
| CN210851581U (en) * | 2019-09-30 | 2020-06-26 | 宁国市华丰耐磨材料有限公司 | Polyurethane wear-resistant lining plate |
-
2022
- 2022-08-11 CN CN202210959943.1A patent/CN115503303A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0614344U (en) * | 1992-04-17 | 1994-02-22 | 株式会社イナックス | Tile composite flooring |
| CN105690914A (en) * | 2014-11-27 | 2016-06-22 | 比亚迪股份有限公司 | A composite board, a preparing method thereof and a housing |
| CN206245587U (en) * | 2016-12-12 | 2017-06-13 | 张敏 | Waterproof construction plate |
| CN108501473A (en) * | 2018-03-19 | 2018-09-07 | 山东融汇管通股份有限公司 | A kind of method that high molecular weight polyethylene board material is covered in surface of steel plate |
| WO2020034060A1 (en) * | 2018-08-13 | 2020-02-20 | 江西东方豹紧固件有限公司 | Conductive wear-resistant macromolecular composite plate and manufacturing process therefor |
| CN210851581U (en) * | 2019-09-30 | 2020-06-26 | 宁国市华丰耐磨材料有限公司 | Polyurethane wear-resistant lining plate |
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