CN103317222A - Special structural explosive for explosive cladding, explosive cladding method and explosive cladding device - Google Patents
Special structural explosive for explosive cladding, explosive cladding method and explosive cladding device Download PDFInfo
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- CN103317222A CN103317222A CN2013102825894A CN201310282589A CN103317222A CN 103317222 A CN103317222 A CN 103317222A CN 2013102825894 A CN2013102825894 A CN 2013102825894A CN 201310282589 A CN201310282589 A CN 201310282589A CN 103317222 A CN103317222 A CN 103317222A
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Abstract
The invention discloses special structural explosive for explosive cladding, an explosive cladding method and an explosive cladding device. The structural explosive comprises a filling plate, a plurality of cavities filled with the explosive are formed in the filling plate and distributed in a matrix. The special structural explosive for explosive cladding is formed by filling or injecting the explosive in the cavities of the filling plate. A layer of composite plate is mounted on each of two sides of the structural explosive, and the two composite plates are driven to move reversely after explosion to composite with two base plates in reserve directions. By the aid of an explosive filling method, explosive filling quality is guaranteed, critical thickness of stable explosive detonation is reduced, and energy utilization rate of explosive explosion is improved. The special structural explosive is convenient to use, and mechanized batch production can be realized. By the aid of the explosive cladding device, usage amount of the explosive is lowered, production cost is reduced, shock wave and noise pollution are reduced, and working environment of workers is improved.
Description
Technical field
The invention belongs to blast complex technique field, relate to particularly the compound application specific architecture explosive of a kind of blast; Fill up explosive in the cavity of infill panel, the explosive kind has emulsion, aqueous gels, plastic explosive and powder type explosive etc.; The invention still further relates to a kind of compound method and apparatus that explodes.
Background technology
Exploding compound is to utilize high-power energy that explosive charge moment produces as the energy, makes processed compound plate material production plastic deformation, motion, clashes into, melts and reach a kind of technology of combination between atom with substrate.Explosion cladding process is simple, does not need complete complex device, and is with low cost.The compound widely combination of materials that is applicable to that explodes explodes and compoundly almost can realize intermetallic compoundly arbitrarily, also can realize compound between nonmetal and the metal.Explosive composite material not only has higher bond strength, also has good cycling processability.Compound for blast in a word, no matter be metallic combination quantity, type and associativity, or compound Area and Speed, or in easy, the economy that operate, and the extensive use of properties of product all is that other complex technique is incomparable.The single group of the compound general employing of existing blast is parallel compound, be followed successively by from bottom to up: ground, substrate, gap, compound plate, explosive, an only compound metallic plate once explodes, that is: only utilized the explosive energy of compound plate one side, most of energy is released in the space with the form of shock wave, capacity usage ratio is extremely low, and the noise that blast produces is even if still can reach 80-90db outside 5 kilometers.The following problem that also exists: charging means is backward, workload is large, dust pollution is serious, the infringement operating personnel are physically and mentally healthy, thickness and smooth degree explosive rely on experience, the density that can't ensure explosive, uniformity and product quality fully.
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, engineering is used relatively difficulty.
Summary of the invention
Capacity usage ratio for the compound existence of present blast is extremely low, operation inconvenience and be difficult for guaranteeing the problems such as charging quality, the invention provides a kind of structure explosive of the compound special use of exploding.
In order to realize above-mentioned purpose, technical scheme of the present invention is: a kind of structure explosive of the compound special use of exploding, comprise infill panel, and described infill panel is provided with a plurality of cavitys for filling explosive; Described a plurality of cavity is matrix form at this infill panel and distributes.
Preferably, described cavity is polygon or circle.
The present invention also provides a kind of blast complex method, the structure explosive is conformed to the sidewall of compound plate, and described compound plate and its are wanted to leave the gap between the compound substrate.
Preferably, described substrate is provided with two, and upper and lower being arranged on the support is provided with two compound plates between two substrates, fits with two corresponding sidewalls of compound plate respectively in the both sides of structure explosive.
Preferably, above-mentioned explosion compound device is embedded in explode in the sand compound.
The present invention also provides a kind of explosion compound device, comprise the substrate A that lies in a horizontal plane on the platform, the two ends of described substrate A are fixed with respectively support column, be positioned at substrate A directly over also be provided with substrate B, the two ends of described substrate B are the upper end of fixed support post respectively, described substrate A is upper to be 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 between compound plate A and the substrate A, leave the gap between compound plate B and the substrate B.
Preferably, inverted V-shaped or the inversed W-shape structure of support frame as described above for being converted into by sheet metal.
Preferably, be respectively equipped with the sand block plate in the both sides of substrate A, substrate B, an end of described sand block plate is supported on the platform, and the other end rides over the termination of substrate B obliquely.
The present invention also provides a kind of explosion compound device combination, comprise many groups be superimposed together successively such as claim 6 or 7 described explosion compound devices, the substrate A of explosion compound device that wherein is arranged in the top with the substrate B of explosion compound device that is arranged in its below as support.
Preferably, also be provided with the sand block plate in the both sides of explosion compound device, a described end is supported on the 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 can directly be controlled by the height of cavity, only needs that explosive is injected cavity and tamps pressing, this kind structure explosive is clipped between two compound plates again, and detonator places the minor face middle part of structure explosive.The structure explosive is subject to the up and down strong constraint effect of compound plate, can effectively stop explosion energy and detonation product to aerial release, so that the most of energy of explosive is on compound plate and substrate compound, thereby has improved the explosive energy utilization rate; Because two compound plates and the multidirectional constraint of cavity form multi-point constraint detonation, can effectively reduce critical dimension and the thickness of explosive steady detonation.
The structure explosive is sandwiched between two compound plates and the substrate, and each powder charge can form independent system, can carry out simultaneously the stack of many group independent systems, thereby satisfy the demand of producing in enormous quantities.Production site can be moved in the explosive container by the field, realize batch production production, overcome the problem that weather condition restriction and blast noise disturb residents, save large-area blast place.
Advantage of the present invention:
1, saves explosive charge 80-90%
The designed loading method of the present invention is: emulsion or aqueous gels etc. are injected infill panel, form fixing product.Because the multidirectional constraint of both sides compound plate and cavity, can reduce the critical thickness of explosive detonation, so that emulsion thickness when being 3mm, still can be stablized propagation of explosion, and reliable compound two blocks of composites; And single-sided structure blast binary explosive critical thickness is greater than 20mm.Blast compound phase ratio with single-sided structure, two-sided complex technique is saved explosive charge 80-90%, reduced public nuisance from blasting, guaranteed the operator physical and mental health, improved production efficiency, reduced production cost, improved working condition, reached the purpose of 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.The structure explosive that the present invention is designed under the multidirectional constraint of two-sided compound plate and cavity, has been realized 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 is evenly controlled
The thickness of explosive is directly controlled by the height of cavity, has guaranteed the uniformity of explosive density, is fit to the mechanization batch production, but product long term storage and long distance transportation.
4, once the many groups of blast are compound
One group of two-sided explosion compound device once detonation can obtain two composite plates, has improved 100% than single face combined efficiency, will organize two-sided explosion compound device more and stack up, once detonation can obtain the polylith composite plate, and operating efficiency is higher, and the explosive energy utilization rate is more reasonable, cost is lower, and public hazards still less.
5, simple to operate
Compound for large tracts of land sheet material, the structure explosive can shape in advance, and the scene keeps flat to be laid, and only needs the structure powder charge is contained between two compound plates get final product, has saved the existence owing to deflection, carries out loaded down with trivial details location, is easy to form the technological process of simplification.
Description of drawings
Fig. 1 shows the schematic diagram of structure explosive of the present invention
Fig. 2 shows the schematic diagram of structure explosive of the present invention (square cavities).
Fig. 3 shows the schematic diagram of structure explosive of the present invention (rhombus cavity).
Fig. 4 shows the structural representation of explosion compound device of the present invention.
Fig. 5 shows be superimposed together structural representation when using of explosion compound device of the present invention.
The specific embodiment
For the technical problem that the present invention is solved, the technical scheme of employing, the technique effect of obtaining should be readily appreciated that, the accompanying drawing below in conjunction with concrete is described further the specific embodiment of the present invention.
With reference to figure 1, Fig. 2, Fig. 3, the invention provides a kind of structure explosive of the compound special use of exploding, it is characterized in that: comprise infill panel 1, described infill panel 1 is provided with a plurality of cavitys 21 that are filled with explosive 2; These a plurality of cavitys 21 are matrix form at this infill panel 1, for example are honeycombed, rectangle, polygon distribution.This cavity 21 can be to be set directly at the hole of filling on the plate body 1, when this structure explosive application at the single face compound tense that explodes, this cavity 21 can be blind hole; When this structure explosive application at two-sided blast compound tense, this cavity 21 is through holes.
This infill panel 1 can be paper material, also can be aluminum material, does not do concrete restriction at this.The above-mentioned distribution of the present invention refers to ordered arrangement, for example is evenly distributed on the infill panel 1, and the structure of cavity 21 of the present invention can be that adjacent cavities 21 is separated similar honeycomb form by certain material.The material that is used for partitioned cavity has paper, aluminium, copper, iron, alloy, rubber, plastics etc., and this belongs to existing technology, at this its manufacture craft is no longer carried out detailed description.
Honeycomb is one of stable structure of nature, explosive is filled or injects in the cavity of honeycomb, forms the compound application specific architecture explosive of blast.Structure explosive of the present invention, charge depth can directly be controlled by the height of cavity, has guaranteed the uniformity of explosive density, is fit to the mechanization batch production, but product long term storage and long distance transportation.
Explosive is injected cavity tamp pressing, this kind structure explosive is clipped in (two-sided compound tense) between two compound plates again, detonator places the minor face middle part 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 explode compound compound plate and substrate properties.
The explosive 2 of the cavity of packing into of the present invention is for commercial explosive commonly used, such as ammonium nitrate powder type explosive, modified ammonium nitrate-fuel oil explosive, emulsion, aqueous gels etc.
The present invention also provides a kind of explosion compound device, with reference to figure 4, comprise the substrate A40 that lies in a horizontal plane on the platform, the two ends of described substrate A40 are fixed with respectively two pairs of support columns 8, for example can be connected with support column 8 by the holding nut 7 that is welded on substrate A40 two ends, this support column 8 can be a studdle.Be positioned at substrate A40 directly over also be provided with substrate B41, the two ends of described substrate B41 are by the holding nut of welding, be separately fixed at the upper end of two pairs of support columns 8, described substrate A40 is upper to be placed with for the compound plate A60 compound with substrate A40 by bracing frame, and the upside of compound plate A60 is fitted with above-mentioned structure explosive 3.The upper end of structure explosive 3 is fitted with compound plate B61, wherein between compound plate A60 and the substrate A40, leave the gap, the acceleration path of compound plate when having provided explosive charge between compound plate B61 and the substrate B41.Detonator 5 can be installed in the minor face of structure explosive 3.When igniting structure explosive 3, the impulsive force that blast brings so that compound plate A60, compound plate B61 rush at substrate separately, is carried out compound.The structure explosive is subject to the up and down strong constraint effect of compound plate, can effectively stop explosion energy and detonation product to aerial release, so that the most of energy of explosive is on compound plate and substrate compound, thereby has improved the explosive energy utilization rate; Because the multidirectional constraint of two sides compound plate and cavity forms multi-point constraint detonation, can effectively reduce critical dimension and the thickness of explosive steady detonation.So that emulsion thickness when being 3mm, still can be stablized propagation of explosion, and compound two blocks of composites reliably.
If adopt the blast of single-sided structure compound, by empirical equation
Can the unit's of getting dose, in the formula with K
gValue is 1.4, δ
1Get 2mm, ρ
1Get 7.85g/cm
3, get W
g=1.75g/cm
2, the explosive that uses in the experiment is emulsion, density is 1g/cm
3, web is 20mm, needs explosive 450g, obtains a composite plate; Adopt the application specific architecture explosive to carry out two-sided blast compound, explosive thickness only is 5mm, explosive consumption 112g, and once blast obtains two composite plates, and the consumption of explosive has reduced 87%, and the energy of explosive is fully used, and shock wave and noise that blast produces are less.Reduced public nuisance from blasting, guaranteed the operator physical and mental health, improved production efficiency, reduced production cost, improved working condition, reached the purpose of 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, is used for compound plate A60 is supported on substrate A40, and reserves the gap that compound plate A60 accelerates.Support column 8 has also limited the distance between substrate A40, the substrate B41 when playing supporting substrate B41, stable guarantee is provided for the impact of compound plate is compound.
In order to consume shock wave energy, reduce noise, above-mentioned explosion compound device can be embedded in explode in the sand compound, 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 materials such as plank, three-ply board this moment), one end of described sand block plate 9 is supported on the platform, and the other end rides over the end face of substrate B41 obliquely.For explosion compound device provides enough spaces, discharge smoothly by the air of being convenient in the gap in sand 10 for this sand block plate 9.In order to prevent that sand from entering the gap, the edge in gap can twine with adhesive tape.
At first need to assemble explosion compound device: comprise explosive 2 is filled in the cavity 21 of infill panel 1, consisted of structure explosive 3, then these structure explosive 3 explosive infill panels 1 are conformed to the sidewall of compound plate, described compound plate and its are wanted to leave the gap between the compound substrate.It is compound that said method can be applicable to single face blast, certainly also can be applicable to two-sided blast compound; Can be used for rectilinear blast compound, also can be applicable to horizontal and explode compound.When being applied to two-sided blast horizontal compound tense, described substrate is provided with two, is provided with two compound plates between two substrates, fits with the respective side walls of two compound plates respectively in the both sides of structure explosive.Applying herein refers to the structure explosive and is clamped in middle by two compound plates.In order to reduce noise, above-mentioned explosion compound device can be embedded in explode in the sand compound.
The structure explosive is sandwiched between two compound plates, and each powder charge can form independent system, can carry out simultaneously the stack of many group independent systems, thereby satisfy the demand of producing in enormous quantities.Production site can be moved in the explosive container by the field, realize batch production production, overcome the problem that weather condition restriction and blast noise disturb residents, save large-area blast place.
Explosion compound device once detonation of the present invention can obtain two composite plates, improved 100% than the compound efficient of single face blast, can stack up organizing explosion compound device more, once detonation can obtain the polylith composite plate, operating efficiency is higher, the explosive energy utilization rate is more reasonable, and cost is lower, and public hazards still less.With reference to figure 5, a kind of explosion compound device combination, comprise many groups of explosion compound device 1a, the 1b that are superimposed together successively ... 1c, the substrate A40 of explosion compound device that wherein is arranged in the top with the substrate B41 of explosion compound device that is arranged in its below as support.Take explosion compound device 1a, 1b as example, the substrate A40 among the explosion compound device 1b with the substrate B41 among the explosion compound device 1a as support, the like.At this moment, an end of sand block plate 9 is supported on the 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 among the explosion compound device 1c.
The present invention is by preferred embodiment having carried out detailed explanation.Yet, by to the studying carefully of preamble, to the variation of each embodiment with to increase also be that one of ordinary skill in the art institute is apparent.Being intended that all these variations and increasing of applicant all dropped in the scope that claim of the present invention protects.
Similar numbering refers to similar element in the whole text.For the purpose of clear, the situation that some line, layer, element, parts or feature are amplified may be arranged in the accompanying drawings.
Term used herein is only for to be illustrated specific embodiment, and it is not to be intended to limit the invention.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with one of ordinary skill in the art's of the present invention understanding.
Claims (10)
- One kind the blast compound special use the structure explosive, it is characterized in that: comprise infill panel, described infill panel is provided with a plurality of cavitys that are filled with explosive; Described a plurality of cavity is matrix form at this infill panel and distributes.
- 2. structure explosive according to claim 1, it is characterized in that: described cavity is polygon or circle.
- 3. blast complex method is characterized in that: the structure explosive is conformed to the sidewall of compound plate, described compound plate and its are wanted to leave the gap between the compound substrate.
- 4. blast complex method according to claim 3, it is characterized in that: described substrate is provided with two, and upper and lower being arranged on the support is provided with two compound plates between two substrates, and fit with two corresponding sidewalls of compound plate respectively in the both sides of structure explosive.
- 5. blast complex method according to claim 4 is characterized in that: with above-mentioned explosion compound device be embedded in explode in the sand compound.
- 6. explosion compound device, it is characterized in that: comprise the substrate A that lies in a horizontal plane on the platform, the two ends of described substrate A are fixed with respectively support column, be positioned at substrate A directly over also be provided with substrate B, the two ends of described substrate B are the upper end of fixed support post respectively, described substrate A is upper to be 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 between compound plate A and the substrate A, leave the gap between compound plate B and the substrate B.
- 7. explosion compound device according to claim 6 is characterized in that: inverted V-shaped or the inversed W-shape structure of support frame as described above for being converted into by sheet metal.
- 8. explosion compound device according to claim 6, it is characterized in that: the both sides at substrate A, substrate B are respectively equipped with the sand block plate, and an end of described sand block plate is supported on the platform, and the other end rides over the termination of substrate B obliquely.
- 9. explosion compound device combination, it is characterized in that: comprise many groups be superimposed together successively such as claim 6 or 7 described explosion compound devices, the substrate A of explosion compound device that wherein is arranged in the top with the substrate B of explosion compound device that is arranged in its below as support.
- 10. explosion compound device combination according to claim 9, it is characterized in that: the both sides at explosion compound device also are provided with the sand block plate, and a described end is supported on the 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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| CN201310282589.4A CN103317222B (en) | 2013-07-05 | 2013-07-05 | A kind of Explosion composite application specific architecture explosive and Explosion composite method and apparatus |
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| CN201310282589.4A CN103317222B (en) | 2013-07-05 | 2013-07-05 | A kind of Explosion composite application specific architecture explosive and Explosion composite method and apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735862A (en) * | 2017-01-06 | 2017-05-31 | 中国科学技术大学 | A kind of protective cover and charge constitution based on two-sided explosive welding |
| CN106735836A (en) * | 2017-03-23 | 2017-05-31 | 中国科学技术大学 | A kind of explosion welding apparatus from constraint 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 |
| 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 |
| CN108372357A (en) * | 2018-02-26 | 2018-08-07 | 中国科学技术大学 | A kind of preparation method of the explosion clad pipe of high-energy utilization rate |
| CN109822205A (en) * | 2019-01-24 | 2019-05-31 | 威海泓方金属复合材料股份有限公司 | The equipment and its application method of multiple Explosion composite sheet metals can be prepared simultaneously |
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| 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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| 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 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735862A (en) * | 2017-01-06 | 2017-05-31 | 中国科学技术大学 | A kind of protective cover and charge constitution based on two-sided explosive welding |
| 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 |
| CN106735836A (en) * | 2017-03-23 | 2017-05-31 | 中国科学技术大学 | A kind of explosion welding apparatus from constraint high-energy utilization rate |
| 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 |
| CN108372357A (en) * | 2018-02-26 | 2018-08-07 | 中国科学技术大学 | A kind of preparation method of the explosion clad pipe of high-energy utilization rate |
| 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 |
| CN109822205A (en) * | 2019-01-24 | 2019-05-31 | 威海泓方金属复合材料股份有限公司 | The equipment and its application method of multiple Explosion composite sheet metals can be prepared simultaneously |
| 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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| CN103317222B (en) | 2015-10-28 |
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