CN110202872B - Composite explosion-proof plate resisting high-speed fragment and high-strength explosion impact and manufacturing method thereof - Google Patents
Composite explosion-proof plate resisting high-speed fragment and high-strength explosion impact and manufacturing method thereof Download PDFInfo
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- 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
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- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
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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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- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/067—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B27/00—Layered products comprising a layer of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
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- B32B38/00—Ancillary operations in connection with laminating processes
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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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/08—Impregnating
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements
- F42D5/04—Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
- F42D5/045—Detonation-wave absorbing or damping means
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- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
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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
- 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
- B32B2262/0253—Polyolefin fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
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- B—PERFORMING OPERATIONS; TRANSPORTING
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Abstract
The composite explosion-proof plate capable of resisting high-speed fragment and high-strength explosion impact comprises a fragment damage layer, a buffer dispersion layer and a structure supporting layer, and is characterized in that the fragment damage layer is made of high-strength structural steel, the buffer dispersion layer is made of ultra-high molecular polyethylene fibers, the structure supporting layer is made of glass fibers and epoxy composite materials, the fragment damage layer, the buffer dispersion layer and the structure supporting layer are sequentially stacked together, and the fragment damage layer, the buffer dispersion layer and the structure supporting layer are adhered through epoxy adhesives. The invention has simple structure, low cost, convenient manufacture, strong performance of resisting high-speed fragment and high-strength explosion impact, and is a good explosion-proof material.
Description
Technical Field
The invention relates to a composite explosion-proof plate for resisting high-speed fragment and high-strength explosion impact and a manufacturing method thereof, in particular to a composite explosion-proof plate capable of protecting ultrahigh-strength explosion impact waves (less than or equal to 0.15MPa) and ultrahigh-speed fragment damage (less than or equal to 1700m/s) and a manufacturing method thereof.
Background
The field combat training and field testing of missile troops are conventional and necessary training items, and personnel, equipment and related materials in a designated area need to be safely protected in the training process. The traditional plate protective materials comprise steel plates, sandy soil, concrete and the like, but the single material has short plates with different degrees in usability. For example: the steel plate is heat-resistant but not fire-resistant, and has poor corrosion resistance; the amount of the sandy soil required for resisting high-strength explosion impact is too large, so that the explosion-proof capability is difficult to form quickly; the concrete construction cycle is long, is not convenient for dismantle and transportation, and in addition, the impact that fragment and shock wave produced probably forms the fragment, produces the secondary damage to near region.
The composite explosion-proof plate disclosed by the invention combines the advantages of the traditional explosion-proof material, and introduces the advanced composite material as the main bearing layer of the composite material plate, so that the weight of the plate is greatly reduced on the premise of improving the strength and toughness of the plate. Meanwhile, the steel plate has the characteristics of corrosion resistance, light weight, high strength, fragment resistance, impact resistance, no fragment, wide application range, simplicity and easiness in installation and the like.
Disclosure of Invention
The invention provides a composite explosion-proof plate capable of protecting ultrahigh-strength explosion shock waves (less than or equal to 0.15MPa) and ultrahigh-speed fragment damage (less than or equal to 1700m/s) and a manufacturing method thereof.
The composite explosion-proof plate capable of resisting high-speed fragment and high-strength explosion impact comprises a fragment damage layer, a buffer dispersion layer and a structure supporting layer, and is characterized in that the fragment damage layer is made of high-strength structural steel, the buffer dispersion layer is made of ultra-high molecular polyethylene fibers, the structure supporting layer is made of glass fibers and epoxy composite materials, the fragment damage layer, the buffer dispersion layer and the structure supporting layer are sequentially stacked together, and the fragment damage layer, the buffer dispersion layer and the structure supporting layer are adhered through epoxy adhesives.
The thickness proportion of the fragment damage layer, the buffer dispersion layer and the structure support layer is 1: 2-4: 7 to 5.
A method for manufacturing a composite explosion-proof plate resisting high-speed fragment and high-strength explosion impact is characterized by comprising the following steps,
firstly, processing a sharp-angled structure with damaged broken pieces on one side of high-strength structural steel by a planer;
secondly, performing surface sanding treatment on the ultrahigh molecular polyethylene;
thirdly, weaving the high-strength glass fiber fabric according to a designed weaving mode;
fourthly, placing the woven fabric into epoxy resin to manufacture prepreg cloth;
fifthly, cutting the prepreg cloth according to the designed layer size and mode;
sixthly, paving and pasting a structural supporting layer and performing hot press molding; the molding temperature is 160 ℃, the molding pressure is 45MPa, and the heating and curing time is 6 h;
and seventhly, bonding the fragment damage layer, the buffer dispersion layer and the structure supporting layer by using an epoxy adhesive.
The invention has simple structure, low cost, convenient manufacture, strong performance of resisting high-speed fragment and high-strength explosion impact, and is a good explosion-proof material.
Drawings
FIG. 1 is a schematic view of the internal structure of the composite explosion-proof plate of the invention;
FIG. 2 is a partially enlarged view of the composite explosion-proof panel of the present invention.
Detailed Description
The composite explosion-proof plate capable of resisting high-speed fragment and high-strength explosion impact comprises a fragment damage layer, a buffer dispersion layer and a structure supporting layer, and is characterized in that the fragment damage layer is made of high-strength structural steel, the buffer dispersion layer is made of ultra-high molecular polyethylene fibers, the structure supporting layer is made of glass fibers and epoxy composite materials, the fragment damage layer, the buffer dispersion layer and the structure supporting layer are sequentially stacked together, and the fragment damage layer, the buffer dispersion layer and the structure supporting layer are adhered through epoxy adhesives.
The thickness proportion of the fragment damage layer, the buffer dispersion layer and the structure support layer is 1: 2-4: 7 to 5.
A method for manufacturing a composite explosion-proof plate resisting high-speed fragment and high-strength explosion impact is characterized by comprising the following steps,
firstly, processing a sharp-angled structure with damaged broken pieces on one side of high-strength structural steel by a planer;
secondly, performing surface sanding treatment on the ultrahigh molecular polyethylene;
thirdly, weaving the high-strength glass fiber fabric according to a designed weaving mode;
fourthly, placing the woven fabric into epoxy resin to manufacture prepreg cloth;
fifthly, cutting the prepreg cloth according to the designed layer size and mode;
sixthly, paving and pasting a structural supporting layer and performing hot press molding; the molding temperature is 160 ℃, the molding pressure is 45MPa, and the heating and curing time is 6 h;
and seventhly, bonding the fragment damage layer, the buffer dispersion layer and the structure supporting layer by using an epoxy adhesive.
Example (c): composite explosion-proof plate and manufacturing method thereof
The composite explosion-proof plate formed by the method has the length of 1050mm, the width of 750mm and the thickness of 35 mm. The preparation process comprises the following steps:
firstly, processing a high-strength structural steel plate into a sharp-angled structure with damaged broken pieces on one side by a planer;
and secondly, performing surface sanding treatment on the ultrahigh molecular polyethylene.
Thirdly, weaving the high-strength fiber fabric according to a designed weaving mode;
fourthly, making the knitted fabric into prepreg cloth;
fifthly, cutting the prepreg cloth according to the designed layer size and mode;
and sixthly, paving and pasting the structural supporting layer and performing hot press molding. The molding temperature is 160 ℃, the molding pressure is 45MPa, and the heating and curing time is 6 h.
Seventh, the spall damage layer, the cushioning dispersion layer, and the structural support layer are bonded with 914 epoxy adhesive.
The invention can calculate the penetration thickness according to the actual fragment speed, and can be used as the basis for the thickness design of the fragment damage layer, the buffer dispersion layer and the structure supporting layer.
Claims (2)
1. A composite explosion-proof plate for resisting high-speed fragment and high-strength explosion impact comprises a fragment damage layer, a buffer dispersion layer and a structure supporting layer, and is characterized in that the fragment damage layer is made of high-strength structural steel, the buffer dispersion layer is made of ultra-high molecular polyethylene fibers, the structure supporting layer is made of glass fibers and epoxy composite materials, the fragment damage layer, the buffer dispersion layer and the structure supporting layer are sequentially overlapped together, and the fragment damage layer, the buffer dispersion layer and the structure supporting layer are adhered by epoxy adhesives;
the thickness proportion of the fragment damage layer, the buffer dispersion layer and the structure support layer is 1: 2-4: 7-5, wherein the fragment damage layer is a sharp-angled structure with fragment damage machined on one side of the high-strength structural steel.
2. The method for manufacturing a composite blast-proof plate capable of resisting high-speed fragment and high-intensity explosion impact according to claim 1, comprising the following steps,
firstly, processing a sharp-angled structure with damaged broken pieces on one side of high-strength structural steel by a planer;
secondly, performing surface sanding treatment on the ultrahigh molecular polyethylene fibers;
thirdly, weaving the high-strength glass fiber fabric according to a designed weaving mode;
fourthly, placing the woven fabric into epoxy resin to manufacture prepreg cloth;
fifthly, cutting the prepreg cloth according to the designed layer size and mode;
sixthly, paving and pasting a structural supporting layer and performing hot press molding; the molding temperature is 160 ℃, the molding pressure is 45MPa, and the heating and curing time is 6 h;
and seventhly, bonding the fragment damage layer, the buffer dispersion layer and the structure supporting layer by using an epoxy adhesive.
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CN112252500B (en) * | 2020-11-30 | 2022-05-06 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Light-duty modularization blast wall |
CN113752647B (en) * | 2021-09-06 | 2023-03-24 | 北京理工大学 | Sensor protection device for real ship target shooting test |
CN113635638B (en) * | 2021-09-06 | 2023-02-28 | 北京理工大学 | Real ship target practice experiment lead protection device and manufacturing method |
CN114234753A (en) * | 2021-11-30 | 2022-03-25 | 三门峡市天康成套设备有限责任公司 | Rigid-flexible combined explosion-proof structure and preparation method thereof |
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US20100047549A1 (en) * | 2008-08-20 | 2010-02-25 | Lockheed Martin Corporation | Ballistic Material with Enhanced Polymer Matrix and Method for Production Thereof |
DE202009006966U1 (en) * | 2009-04-14 | 2010-09-02 | Gummiwerk Kraiburg Gmbh & Co. Kg | Composite components made of thermosetting resins and elastomers |
CN206274239U (en) * | 2016-11-10 | 2017-06-23 | 北京威亚高性能纤维有限公司 | Environmentally friendly, light flame resistant, ballistic resistant plate |
CN106767171A (en) * | 2017-01-16 | 2017-05-31 | 江苏安卡新材料科技有限公司 | A kind of bulletproof composite sheet material and preparation method thereof |
CN207035955U (en) * | 2017-07-21 | 2018-02-23 | 山东理工职业学院 | Composite bullet-resistant plate |
CN208887480U (en) * | 2018-08-29 | 2019-05-21 | 施柏山 | Basalt bullet proof composite plating |
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