CN103317222B - A kind of Explosion composite application specific architecture explosive and Explosion composite method and apparatus - Google Patents
A kind of Explosion composite application specific architecture explosive and Explosion composite method and apparatus Download PDFInfo
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- CN103317222B CN103317222B CN201310282589.4A CN201310282589A CN103317222B CN 103317222 B CN103317222 B CN 103317222B CN 201310282589 A CN201310282589 A CN 201310282589A CN 103317222 B CN103317222 B CN 103317222B
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Abstract
The invention discloses the special structure explosive of a kind of Explosion composite and Explosion composite method and apparatus, described structure explosive comprises infill panel, and infill panel is provided with multiple cavity being filled with explosive; Described multiple cavity is the distribution in matrix form on this infill panel.Explosive filled or injects in the cavity of infill panel, forming the structure explosive that Explosion composite is special.Structure explosive both sides are loaded onto one deck compound plate respectively, and blast rear drive two compound plate moves, respectively with reciprocal two substrate compounds to opposite direction.Charging means provided by the invention ensure that charging quality, reduces the critical thickness of explosive steady detonation, improves the capacity usage ratio of explosive charge.And easy to use, mechanization batch production can be realized.Explosion compound device of the present invention, can reduce explosive use amount, reduce production cost, reduces shock wave and noise pollution, improves the working environment of operator.
Description
Technical field
The invention belongs to Explosion composite technical field, relate to a kind of Explosion composite application specific architecture explosive particularly; Fill up explosive in the cavity of infill panel, explosive kind has emulsion, aqueous gels, plastic explosive and powder type explosive etc.; The invention still further relates to a kind of method and apparatus of Explosion composite.
Background technology
Explosion composite be utilize explosive charge to produce instantaneously high-power energy as the energy, make processed compound plate material produce plastic deformation, motion and substrate and clash into, melt and reach a kind of technology combined between atom.Explosion cladding process is simple, does not need complete complex device, with low cost.Explosion composite is applicable to combination of materials widely, and Explosion composite almost can realize any intermetallic compound, also can realize the compound between nonmetal and metal.Explosive composite material not only has higher bond strength, also has excellent cycling processability.In a word for Explosion composite, no matter be metallic combination quantity, type and associativity, or the Area and Speed of compound, or easy, the economy that are operating, and the extensive use of properties of product is all that other complex technique is incomparable.Existing Explosion composite generally adopts the parallel compound of single group, be followed successively by from bottom to up: ground, substrate, gap, compound plate, explosive, once explode only compound one piece of metallic plate, that is: only make use of the explosive energy of compound plate side, major part energy is released in space with the form of shock wave, capacity usage ratio is extremely low, the noise that blast produces, even if still can reach 80-90db outside 5 kilometers.The following problem also existed: charging means is backward, workload is large, dust pollution is serious, infringement operating personnel are physically and mentally healthy, the thickness of explosive and smooth degree rely on experience, the density that cannot ensure explosive, uniformity and product quality completely.
Chinese patent ZL201020273645.X discloses a kind of technology of double vertical explosion compound device, can improve the capacity usage ratio of explosive, but complex operation, engineer applied is more difficult.
Summary of the invention
The capacity usage ratio existed for present Explosion composite is extremely low, operation is inconvenient and not easily ensure the problems such as charging quality, the invention provides the structure explosive that a kind of Explosion composite is special.
In order to realize above-mentioned object, technical scheme of the present invention is: the structure explosive that a kind of Explosion composite is special, comprises infill panel, and described infill panel is provided with multiple cavity for filling explosive; Described multiple cavity is the distribution in matrix form on this infill panel.
Preferably, described cavity is polygon or circle.
Present invention also offers a kind of Explosion composite method, structure explosive conformed to the sidewall of compound plate, described compound plate and its want to leave gap between the substrate of compound.
Preferably, described substrate is provided with two pieces, is upper and lowerly arranged on support, is provided with two pieces of compound plates between two pieces of substrates, the corresponding sidewall laminating of respectively with two pieces, both sides compound plate of structure explosive.
Preferably, above-mentioned explosion compound device is embedded in sand carries out Explosion composite.
Present invention also offers a kind of explosion compound device, comprise the substrate A lain in a horizontal plane on platform, the two ends of described substrate A are fixed with support column respectively, be positioned at directly over substrate A and be also provided with substrate B, the upper end of the two ends difference fixed support post of described substrate B, described substrate A is placed with compound plate A by bracing frame, the upside of compound plate A is fitted with structure explosive as claimed in claim 1 or 2, the upper end of described structure explosive is fitted with compound plate B, wherein leaves gap between compound plate A and substrate A, between compound plate B and substrate B.
Preferably, support frame as described above is the inverted V-shaped or inversed W-shape structure that are converted into by sheet metal.
Preferably, be respectively equipped with sand block plate in the both sides of substrate A, substrate B, one end of described sand block plate is supported on platform, and the other end rides over the termination of substrate B obliquely.
Present invention also offers the combination of a kind of explosion compound device, comprise the many groups of explosion compound devices be as claimed in claims 6 or 7 superimposed together successively, be wherein arranged in the substrate A of the explosion compound device of top to be arranged in the substrate B of the explosion compound device below it as support.
Preferably, be also provided with sand block plate in the both sides of explosion compound device, described one end is supported on platform, and the other end rides over the termination of the substrate B in the explosion compound device of the top obliquely.
Structure explosive of the present invention, charge depth directly can be controlled by the height of cavity, and only explosive need be injected cavity tamps pressing, then is clipped between two compound plates by this kind of structure explosive, and detonator is placed in the middle part of the minor face of structure explosive.Structure explosive is subject to the strong constraint effect of upper and lower compound plate, can effectively stop explosion energy and detonation product to aerial release, makes explosive major part energy in the compound of compound plate and substrate, thus improves explosive energy utilization rate; Due to two compound plates and the multidirectional constraint of cavity, form multi-point constraint detonation, critical dimension and the thickness of explosive steady detonation can be effectively reduced.
Structure explosive is sandwiched between two compound plates and substrate, and each powder charge can form independent system, can carry out the superposition of many group independent systems simultaneously, thus meet the demand produced in enormous quantities.Can production site be moved in explosive container by field, realize factorial praluction, overcome the problem that weather condition limits and blast noise disturbs residents, save large-area blast place.
Advantage of the present invention:
1, explosive charge 80-90% is saved
Loading method designed by the present invention is: emulsion or aqueous gels etc. are injected infill panel, forms fixing product.Due to the multidirectional constraint of both sides compound plate and cavity, the critical thickness of explosive detonation can be reduced, when making emulsion thickness be 3mm, still can stablize propagation of explosion, and reliable compound two blocks of composites; And single-sided structure Explosion composite explosive critical thickness is greater than 20mm.Compared with the Explosion composite of single-sided structure, two-sided complex technique saves explosive charge 80-90%, the object decreasing public nuisance from blasting, ensure that the physical and mental health of operator, improve production efficiency, reduce production cost, improve working condition, reach energy-saving and emission-reduction.
2, the steady detonation of the little critical dimension of explosive
Emulsion is under unconfined state, and cut off diameter is about 20mm.Structure explosive designed by the present invention, under the multidirectional constraint of two-sided compound plate and cavity, achieves the steady detonation of 3mm thickness explosive, has not only saved explosive charge, and has expanded the application space of emulsion and other explosive.
3, powder charge uniform, controllable
The thickness of explosive is directly controlled by the height of cavity, ensure that the uniformity of explosive density, and be applicable to mechanization batch production, product can long term storage and long distance transportation.
4, once compound is organized in blast more
One group of two-sided explosion compound device once detonation can obtain two pieces of composite plates, improves 100% than one side combined efficiency, stacks up organizing two-sided explosion compound device more, once detonation can obtain polylith composite plate, and operating efficiency is higher, and explosive energy utilization rate is more reasonable, cost is lower, and public hazards are less.
5, simple to operate
For the compound of large area sheet material, structure explosive can shape in advance, and scene keeps flat to be laid, and only structure powder charge need be contained between two compound plates, eliminates the existence due to flexure, carries out loaded down with trivial details location, is easy to form the technological process simplified.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of structure explosive of the present invention
Fig. 2 shows the schematic diagram of structure explosive (square cavities) of the present invention.
Fig. 3 shows the schematic diagram of structure explosive (rhomboid cavity) of the present invention.
Fig. 4 shows the structural representation of explosion compound device of the present invention.
Fig. 5 shows the structural representation that explosion compound device of the present invention is superimposed together when using.
Detailed description of the invention
The technical problem solved to make the present invention, the technical scheme of employing, the technique effect obtained should be readily appreciated that, below in conjunction with concrete accompanying drawing, are described further the specific embodiment of the present invention.
With reference to figure 1, Fig. 2, Fig. 3, the invention provides the structure explosive that a kind of Explosion composite is special, it is characterized in that: comprise infill panel 1, described infill panel 1 is provided with multiple cavity 21 being filled with explosive 2; The plurality of cavity 21 in matrix form, such as, is honeycombed, rectangle, polygon distribution on this infill panel 1.This cavity 21 can be set directly at the hole of filling on plate body 1, and when this structure explosive application is at one side Explosion composite, this cavity 21 can be blind hole; When this structure explosive application is at two-sided Explosion composite, this cavity 21 is through holes.
This infill panel 1 can be paper material, also can be aluminum material, not do concrete restriction at this.The above-mentioned distribution of the present invention refers to ordered arrangement, and be such as evenly distributed on infill panel 1, the structure of cavity 21 of the present invention can be that adjacent cavities 21 is separated by certain material, similar honeycomb form.Material for partitioned cavity has paper, aluminium, copper, iron, alloy, rubber, plastics etc., and this belongs to existing technology, no longer carries out detailed description at this to its manufacture craft.
Honeycomb is one of most stable structure of nature, is filled by explosive or injects in the cavity of honeycomb, forms Explosion composite application specific architecture explosive.Structure explosive of the present invention, charge depth directly can be controlled by the height of cavity, ensure that the uniformity of explosive density, and be applicable to mechanization batch production, product can long term storage and long distance transportation.
Explosive is injected cavity and tamps pressing, then this kind of structure explosive is clipped in (two-sided compound tense) between two compound plates, detonator is placed in the middle part of the minor face of structure explosive.
Cavity shape can be the polygons such as triangle, quadrangle, pentagon, hexagon, can also be circular or irregular shape etc., and the size of cavity 21 is determined by the compound plate of Explosion composite and substrate properties.
The explosive 2 of loading cavity of the present invention is conventional commercial explosive, as ammonium nitrate powder type explosive, modified ammonium nitrate-fuel oil explosive, emulsion, aqueous gels etc.
Present invention also offers a kind of explosion compound device, with reference to figure 4, comprise the substrate A40 lain in a horizontal plane on platform, the two ends of described substrate A40 are fixed with two pairs of support columns 8 respectively, such as can be connected with support column 8 by the holding nut 7 being welded on substrate A40 two ends, this support column 8 can be a studdle.Be positioned at directly over substrate A40 and be also provided with substrate B41, the holding nut of two ends by welding of described substrate B41, be separately fixed at the upper end of two pairs of support columns 8, the upside that described substrate A40 is placed with for the compound plate A60 with substrate A40 compound, compound plate A60 by bracing frame is fitted with above-mentioned structure explosive 3.The upper end of structure explosive 3 is fitted with compound plate B61, wherein leaves gap between compound plate A60 and substrate A40, between compound plate B61 and substrate B41, gives the acceleration path of compound plate during explosive charge.Detonator 5 can be arranged on the minor face of structure explosive 3.When igniting structure explosive 3, the impulsive force brought of exploding, makes compound plate A60, compound plate B61 rushes at respective substrate, carry out compound.Structure explosive is subject to the strong constraint effect of upper and lower compound plate, can effectively stop explosion energy and detonation product to aerial release, makes explosive major part energy in the compound of compound plate and substrate, thus improves explosive energy utilization rate; Due to the multidirectional constraint of two sides compound plate and cavity, form multi-point constraint detonation, critical dimension and the thickness of explosive steady detonation can be effectively reduced.When making emulsion thickness be 3mm, still can stablize propagation of explosion, and reliably compound two blocks of composites.
According to the Explosion composite of single-sided structure, by empirical equation
unit dose can be obtained, by K in formula
gvalue is 1.4, δ
1get 2mm, ρ
1get 7.85g/cm
3, obtain W
g=1.75g/cm
2, the explosive used in experiment is emulsion, and density is 1g/cm
3, web is 20mm, needs explosive 450g, obtains one piece of composite plate; Adopt application specific architecture explosive to carry out two-sided Explosion composite, explosive thickness is only 5mm, explosive consumption 112g, and once blast obtains two pieces of composite plates, and the consumption of explosive decreases 87%, and the energy of explosive is fully used, and shock wave and the noise of blast generation are less.The object decreasing public nuisance from blasting, ensure that the physical and mental health of operator, improve production efficiency, reduce production cost, improve working condition, reach energy-saving and emission-reduction; And expanded the application space of emulsion and other explosive.
Bracing frame of the present invention can be inverted V-shaped or inversed W-shape, for compound plate A60 is supported on substrate A40, and reserves the gap of compound plate A60 acceleration.Support column 8, while playing supporting substrate B41, also limit the distance between substrate A40, substrate B41, for the impact compound of compound plate provides stable guarantee.
In order to consume shock wave energy, reduce noise, above-mentioned explosion compound device can be embedded in sand and carry out Explosion composite, now also be respectively equipped with sand block plate 9(in the both sides of substrate A40, substrate B41 and can use the disposable simple and easy material such as plank, three-ply board), one end of described sand block plate 9 is supported on platform, and the other end rides over the end face of substrate B41 obliquely.This sand block plate 9 is for explosion compound device provides enough spaces in sand 10, and the air be convenient in gap is discharged smoothly.In order to prevent sand from entering gap, the edge in gap can be wound around with adhesive tape.
First need to assemble explosion compound device: comprise and explosive 2 is filled in the cavity 21 of infill panel 1, constitute structure explosive 3, then this structure explosive 3 explosive infill panel 1 is conformed to the sidewall of compound plate, described compound plate and its want to leave gap between the substrate of compound.Said method can be applicable to one side Explosion composite, certainly also can be applicable to two-sided Explosion composite; Can be used for rectilinear Explosion composite, also can be applicable to horizontal Explosion composite.When being applied to two-sided explosive levels formula compound tense, described substrate is provided with two pieces, is provided with two pieces of compound plates between two pieces of substrates, the respective side walls laminating of respectively with the two pieces of compound plates in both sides of structure explosive.Laminating herein refers to structure explosive and is clamped in centre by two pieces of compound plates.In order to reduce noise, above-mentioned explosion compound device can be embedded in sand and carry out Explosion composite.
Structure explosive is sandwiched between two compound plates, and each powder charge can form independent system, can carry out the superposition of many group independent systems simultaneously, thus meet the demand produced in enormous quantities.Can production site be moved in explosive container by field, realize factorial praluction, overcome the problem that weather condition limits and blast noise disturbs residents, save large-area blast place.
Explosion compound device once detonation of the present invention can obtain two pieces of composite plates, 100% is improve than the efficiency of one side Explosion composite, can stack up organizing explosion compound device more, once detonation can obtain polylith composite plate, operating efficiency is higher, explosive energy utilization rate is more reasonable, and cost is lower, and public hazards are less.With reference to figure 5, a kind of explosion compound device combination, comprise many groups of explosion compound device 1a, 1b be superimposed together successively ... 1c, is wherein arranged in the substrate A40 of the explosion compound device of top to be arranged in the substrate B41 of the explosion compound device below it as support.For explosion compound device 1a, 1b, the substrate A40 in explosion compound device 1b using the substrate B41 in explosion compound device 1a as support, the like.Now, one end of sand block plate 9 is supported on platform, and the other end rides over the termination of the substrate B41 in the explosion compound device of the top obliquely, in this embodiment, rides over the termination of substrate B41 in explosion compound device 1c.
The present invention is by preferred embodiment having carried out detailed explanation.But, by studying carefully above, to the change of each embodiment with to increase also be that one of ordinary skill in the art institute is apparent.Being intended that all these changes and increasing of applicant has all dropped in scope that the claims in the present invention protect.
Similar numbering refers to similar element in the whole text.For clarity, the situation of some line, layer, element, parts or feature being amplified may be had in the accompanying drawings.
Term used herein is only and is illustrated specific embodiment, and it is also not intended to limit the invention.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the understanding of one of ordinary skill in the art of the present invention.
Claims (10)
1. the structure explosive that Explosion composite is special, is characterized in that: comprise infill panel, and described infill panel is provided with multiple cavity being filled with explosive; Described multiple cavity is the distribution in matrix form on this infill panel.
2. structure explosive according to claim 1, is characterized in that: described cavity is polygon or circle.
3. an Explosion composite method, is characterized in that: structure explosive described in the claims 1 or 2 is conformed to the sidewall of compound plate, described compound plate and its want to leave gap between the substrate of compound.
4. Explosion composite method according to claim 3, is characterized in that: described substrate is provided with two pieces, is upper and lowerly arranged on support, is provided with two pieces of compound plates between two pieces of substrates, the corresponding sidewall laminating of respectively with two pieces, both sides compound plate of structure explosive.
5. Explosion composite method according to claim 4, is characterized in that: be embedded in by explosion compound device in sand and carry out Explosion composite.
6. an explosion compound device, it is characterized in that: comprise the substrate A lain in a horizontal plane on platform, the two ends of described substrate A are fixed with support column respectively, be positioned at directly over substrate A and be also provided with substrate B, the two ends of described substrate B are separately fixed at the upper end of support column, described substrate A is placed with compound plate A by bracing frame, the upside of compound plate A is fitted with structure explosive as claimed in claim 1 or 2, the upper end of described structure explosive is fitted with compound plate B, wherein leaves gap between compound plate A and substrate A, between compound plate B and substrate B.
7. explosion compound device according to claim 6, is characterized in that: support frame as described above is the inverted V-shaped or inversed W-shape structure that are converted into by sheet metal.
8. explosion compound device according to claim 6, is characterized in that: be respectively equipped with sand block plate in the both sides of substrate A, substrate B, and one end of described sand block plate is supported on platform, and the other end rides over the termination of substrate B obliquely.
9. an explosion compound device combination, it is characterized in that: comprise the many groups of explosion compound devices be as claimed in claims 6 or 7 superimposed together successively, be wherein arranged in the substrate A of the explosion compound device of top to be arranged in the substrate B of the explosion compound device below it as support.
10. explosion compound device combination according to claim 9, it is characterized in that: be also provided with sand block plate in the both sides of explosion compound device, one end of described sand block plate is supported on platform, and the other end rides over the termination of the substrate B in the explosion compound device of the top obliquely.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735862B (en) * | 2017-01-06 | 2023-04-25 | 中国科学技术大学 | Protective cover based on double-sided explosion welding and charging structure |
| CN106735836B (en) * | 2017-03-23 | 2023-10-20 | 中国科学技术大学 | Explosion welding device with self-restraint high energy utilization rate |
| CN107009017A (en) * | 2017-05-15 | 2017-08-04 | 湖北金兰特种金属材料有限公司 | A kind of complex method of three-layer metal material single explosive forming |
| CN108372357B (en) * | 2018-02-26 | 2020-08-28 | 中国科学技术大学 | Preparation method of explosive cladding tube with high energy utilization rate |
| CN108161211A (en) * | 2018-03-05 | 2018-06-15 | 中国矿业大学 | A kind of explosion welding method of iron based metallic glass foil and multilayer metal foil plate |
| CN109822205B (en) * | 2019-01-24 | 2021-07-27 | 威海泓方金属复合材料股份有限公司 | Equipment capable of simultaneously preparing multiple explosion composite metal plates and using method thereof |
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| US3434197A (en) * | 1964-08-03 | 1969-03-25 | Singer General Precision | Explosive welding |
| RU2412033C1 (en) * | 2010-01-25 | 2011-02-20 | Институт гидродинамики им. М.А. Лаврентьева Сибирского отделения Российской академии наук (ИГиЛ СО РАН) | Method of blast cladding of metal cylindrical billet end face surface |
| CN201881046U (en) * | 2010-07-28 | 2011-06-29 | 中国人民解放军理工大学 | Double vertical explosive welding device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3434197A (en) * | 1964-08-03 | 1969-03-25 | Singer General Precision | Explosive welding |
| RU2412033C1 (en) * | 2010-01-25 | 2011-02-20 | Институт гидродинамики им. М.А. Лаврентьева Сибирского отделения Российской академии наук (ИГиЛ СО РАН) | Method of blast cladding of metal cylindrical billet end face surface |
| CN201881046U (en) * | 2010-07-28 | 2011-06-29 | 中国人民解放军理工大学 | Double vertical explosive welding device |
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