CN109141151A - A kind of symmetrical cutter in energy-gathering jetting secondary collision type face and its manufacture and cutting method - Google Patents
A kind of symmetrical cutter in energy-gathering jetting secondary collision type face and its manufacture and cutting method Download PDFInfo
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- CN109141151A CN109141151A CN201810746425.5A CN201810746425A CN109141151A CN 109141151 A CN109141151 A CN 109141151A CN 201810746425 A CN201810746425 A CN 201810746425A CN 109141151 A CN109141151 A CN 109141151A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000002360 explosive Substances 0.000 claims abstract description 88
- 238000005192 partition Methods 0.000 claims abstract description 86
- 239000000843 powder Substances 0.000 claims abstract description 53
- 230000037452 priming Effects 0.000 claims abstract description 41
- 238000005474 detonation Methods 0.000 claims description 39
- 239000003814 drug Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 14
- 230000007903 penetration ability Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 15
- 230000001186 cumulative effect Effects 0.000 description 8
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 238000005422 blasting Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000005060 rubber Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- AGUIVNYEYSCPNI-UHFFFAOYSA-N N-methyl-N-picrylnitramine Chemical group [O-][N+](=O)N(C)C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O AGUIVNYEYSCPNI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- SUBDBMMJDZJVOS-UHFFFAOYSA-N 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole Chemical compound N=1C2=CC(OC)=CC=C2NC=1S(=O)CC1=NC=C(C)C(OC)=C1C SUBDBMMJDZJVOS-UHFFFAOYSA-N 0.000 description 1
- -1 castexplosive Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a kind of symmetrical cutter in energy-gathering jetting secondary collision type face and its production and cutting methods, including priming device 1, shell 2, booster explosive 3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, priming device 1 includes two, it is located at center line two sides at the top of cutter, shell 2 includes outer housing 2-1 and inner housing 2-2, outer housing 2-1 is located at the outermost of cutter, and the top quartile of booster explosive 3 is between outer housing 2-1 and central partition plate 4.The present invention can make the initial energy-gathering jetting formed after charging explosion form the secondary collision of energy-gathering jetting on its integrated symmetric axis, by adjusting the angle between cavity liner angular bisector, the position of adjustable energy-gathering jetting secondary collision point, so as to adjust focus and the height of burst, and the secondary collision of energy-gathering jetting can greatly improve the bulk velocity and quality of energy-gathering jetting, and energy-gathering jetting can finally be substantially improved to the Penetration Ability of target.
Description
Technical field
The invention belongs to cumulative blasting technical fields, and in particular to a kind of symmetrical cutter in energy-gathering jetting secondary collision type face
And its manufacture and cutting method.
Background technique
Cumulative blasting technology is widely used in military and civilian, quickly is implemented to cut to target to realize, usually be adopted
With the form of On Linear Shaped Charge, and common On Linear Shaped Charge is the cavity that the symmetrical powder charge in face is dug out to certain shapes,
It can be wedge shape, hyperbola, half elliptic, cut oval bottom, semicircle, discount vibram outlet shape etc., then set on powder charge cavity wall
The metal liner for setting respective shapes carries out target using the face symmetric metal energy-gathering jetting that the Mohaupt effect of powder charge generates
Penetration achievees the purpose that this is common On Linear Shaped Charge form, this On Linear Shaped Charge to target progress fly-cutting
Can only make shaped charge material that primary collision occur at its plane of symmetry, when Cone Angle of Liner is smaller, the effluxvelocity of formation compared with
Height, but jet quality is smaller, there is biggish velocity gradient, Broken Jets easy to form work as medicine for jet stream head and tail portion
When type cover cone angle is larger, the jet quality of formation is larger, but effluxvelocity is lower, and above-mentioned factor can all largely effect on jet stream pair
The cutting power of target.
Summary of the invention
Invention is designed to provide a kind of symmetrical cutter in energy-gathering jetting secondary collision type face and its manufacture and cutting side
Method.
The technical solution for realizing the aim of the invention is as follows: a kind of symmetrical cutter in energy-gathering jetting secondary collision type face, packet
Priming device, shell, booster explosive, central partition plate, main charge, powder charge partition and cavity liner are included, the priming device includes two,
Center line two sides at the top of cutter are located at, the shell includes outer housing and inner housing, and the outer housing is located at described cut
The outermost of cutter, the top quartile of the booster explosive is between the outer housing and central partition plate, the lower part of the booster explosive
Quartile is between the inner housing and outer housing, and on the outside of the main charge be outer housing, interior upside is inner housing, inner underside is medicine
Type cover, the end of the booster explosive are contacted with the main charge, and the inside of the main charge is arranged in the powder charge partition, described
The top of central partition plate and upper lateral part are contacted with booster explosive, following side is contacted with inner housing, bottom and cavity liner top contact, institute
It states cavity liner to be located in the outer housing of cutter bottom, the housing bottom has hatch frame.
Preferably, the shell is the symmetrical polymorphic structure in face, and the hatch frame of bottom is tubular construction.
Preferably, the booster explosive is the symmetrical shell polymorphic structure in face, two priming devices and the booster explosive top
Portion's contact.
Preferably, the central partition plate is the symmetrical polymorphic structure in face.
Preferably, the main charge is the symmetrical linear structure in face, and cross section is symmetrical convergence structure.
Preferably, powder charge partition is the symmetrical linear structure in face, cross section is symmetrical convergence structure, is located in main charge
Top.
Preferably, the cavity liner is face symmetrical structure, and unilateral transverse shape is wedge shape or multi-angle wedge
Or half elliptic or cut bottom ellipse or semicircle or discount vibram outlet shape or tubaeform or hyperbola.
Preferably, the angle between the cavity liner apex angle bisector is adjustable, faces so as to form secondary collision
Claim jet stream.
According to the manufacturing method of the symmetrical cutter in energy-gathering jetting secondary collision type face described above, comprising the following steps:
(1) it determines main charge amount, according to object construction size, determines main charge amount;
(2) cavity liner is made, processes cavity liner according to the Types of Medicine hood shape and structure size of design;
(3) powder charge partition is made, powder charge partition is processed according to the shape of design and structure size;
(4) main charge is made, main charge is prepared using the method for press fitting or casting dress using mold, during making main charge
By powder charge partition implantation therein, it is located at design position;
(5) central partition plate is made, according to the shape of design and structure size machining center partition;
(6) booster explosive is made, booster explosive is prepared using the method for press fitting or casting dress using mold;
(7) shell is made, shell is processed according to the shape of design and structure size;
(8) cutter is assembled, the main charge containing powder charge partition is set to the top of cavity liner, then by central partition plate
It is placed in the top of main charge, then booster explosive is set to behind the top of central partition plate and is integrally fitted into shell, finally by two
Priming device is packed into case top both ends, completes the assembly of cutter.
According to the cutting method of the symmetrical cutter in energy-gathering jetting secondary collision type face described above, comprising the following steps:
The opening of lower part of the housing is fixed in target by Instant cement, connects ignition circuit, checks ignition circuit, all
It is lighted a fire after normal with electric initiator, priming device, which is under fire, ignites booster explosive, and booster explosive is ignited main charge and led to after main charge detonation
The adjustment effect for crossing powder charge partition makes detonation wave pool concave surface wave by spherical wave, this involves the high temperature generated when explosive detonation
High pressure product acts on rapidly cavity liner, forms an energy-gathering jetting of high-speed motion, one time energy-gathering jetting moves to main charge
The plane of symmetry at occur secondary collision, formed secondary collision energy-gathering jetting, greatly improve the speed and quality of energy-gathering jetting, reach
Securely and reliably efficiently to the purpose of target cutting.
The invention has the following advantages:
The present invention can make the initial energy-gathering jetting formed after charging explosion form energy-gathering jetting on its integrated symmetric face
Secondary collision, by adjust cavity liner apex angle bisector between angle, the position of adjustable energy-gathering jetting secondary collision point,
So as to adjust focus and the height of burst, and the secondary collision of energy-gathering jetting can greatly improve the bulk velocity and matter of energy-gathering jetting
Amount, can finally be substantially improved the cutting power to target.
Detailed description of the invention
Fig. 1 is the main view semi-cutaway of the symmetrical cutter in energy-gathering jetting secondary collision type face of the present invention.
Fig. 2 is the side view of the symmetrical cutter in energy-gathering jetting secondary collision type face of the present invention.
Fig. 3 is the top view of the symmetrical cutter in energy-gathering jetting secondary collision type face of the present invention.
Fig. 4 is the angle α between the cavity liner apex angle bisector of the symmetrical cutter in energy-gathering jetting secondary collision type face of the present invention
Schematic diagram.
Fig. 5 is inventive shell structural front view.
Fig. 6 is inventive shell the structure left view.
Fig. 7 is inventive shell structure top view.
Fig. 8 is booster explosive structural front view of the present invention.
Fig. 9 is booster explosive the structure left view of the present invention.
Figure 10 is booster explosive structure top view of the present invention.
Figure 11 is center diaphragm structure main view of the present invention.
Figure 12 is center diaphragm structure left view of the present invention.
Figure 13 is center diaphragm structure top view of the present invention.
Figure 14 is main charge structural front view of the present invention,
Figure 15 is main charge the structure left view of the present invention,
Figure 16 is main charge structure top view of the present invention.
Figure 17 is powder charge diaphragm structure main view of the present invention.
Figure 18 is powder charge diaphragm structure left view of the present invention.
Figure 19 is powder charge diaphragm structure top view of the present invention.
Figure 20 is cavity liner structural front view of the present invention.
Figure 21 is cavity liner the structure left view of the present invention.
Figure 22 is cavity liner structure top view of the present invention.
Specific embodiment
To keep the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to tool of the invention
Body embodiment is described in further detail.
A kind of symmetrical cutter in energy-gathering jetting secondary collision type face of the embodiment of the present invention as shown in Figs 1-4, including detonation
Device 1, shell 2, booster explosive 3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, the priming device 1 include two
It is a, center line two sides at the top of cutter are located at, the shell 2 includes outer housing 2-1 and inner housing 2-2, the outer housing
2-1 is located at the outermost of the cutter, the top quartile of the booster explosive 3 in the outer housing 2-1 and central partition plate 4 it
Between, the lower part quartile of the booster explosive 3 is shell on the outside of the main charge 5 between the inner housing 2-2 and outer housing 2-1
Body 2-1, interior upside are inner housing 2-2, inner underside is cavity liner 7, and the end of the booster explosive 3 is contacted with the main charge 5, institute
State the inside that the main charge 5 is arranged in powder charge partition 6, the top of the central partition plate 4 and upper lateral part contact with booster explosive 3,
Following side contacts with inner housing 2-2, contacts at the top of bottom and cavity liner 7, and the cavity liner 7 is located at the outer housing of cutter bottom
In 2-1,2 bottom of shell has hatch frame.
The priming device 1 can securely and reliably ignite booster explosive, and the shell 2 is made of metal or nonmetallic materials,
Substructure can play the role of adjust the height of burst, the booster explosive 3 be high explosive, can reliably be initiated device ignite,
Reliable propagation of explosion, and main charge can be reliably ignited, the central partition plate 4 is made of inertia nonmetallic materials, isolation priming device 1,
Influence influence and main charge 5 of the booster explosive 3 between main charge 5, the main charge 5 are high explosive, can generate high speed
Detonation forms the detonation product of high temperature and pressure, and the powder charge partition 6 is made of inert material or active material, rises and adjusts detonation
The effect of waveform, the cavity liner 7 be usually metal material, also can be nonmetallic materials or novel composite material containing energy, can
Energy-gathering jetting is formed under the action of the detonation product of high temperature and pressure.The present invention can make the initial cumulative formed after charging explosion
Jet stream forms the secondary collision of energy-gathering jetting on its integrated symmetric face, by adjusting the angle α between cavity liner apex angle bisector,
The position of adjustable energy-gathering jetting secondary collision point, so as to adjust focus and the height of burst, and the secondary of energy-gathering jetting touches
The bulk velocity and quality that can greatly improve energy-gathering jetting are hit, the cutting power to target can finally be substantially improved.
Preferably, in conjunction with Fig. 5-7, the shell 2 is the symmetrical polymorphic structure in face, and the hatch frame of bottom is tubular construction.
Preferably, in conjunction with Fig. 8-10, the booster explosive 3 is the symmetrical shell polymorphic structure in face, two priming devices 1 with
It is contacted at the top of the booster explosive 3.
Preferably, in conjunction with Figure 11-13, the central partition plate 4 is the symmetrical polymorphic structure in face.
Preferably, in conjunction with Figure 14-16, the main charge 5 is the symmetrical linear structure in face, and cross section is symmetrical convergence knot
Structure, referring to Fig. 1 and Fig. 4, along two of the angle α while extending direction main charge 5 cross section (with the angle α while vertical cut
Face).
Preferably, in conjunction with Figure 17-19, powder charge partition 6 is the symmetrical linear structure in face, and cross section is symmetrical convergence structure,
The middle and upper part in main charge 5, cross section is symmetrical convergence structure, and referring to Fig. 1, side is one similar to trapezoidal shape,
Therefore cross section is symmetrical convergence structure.
Preferably, in conjunction with Figure 20-22, the cavity liner 7 is face symmetrical structure, unilateral cross section (namely half side cross
Section) shape is wedge shape or multi-angle wedge or half elliptic or cuts bottom ellipse or semicircle or discount vibram outlet shape or tubaeform
Or hyperbola.
Preferably, the angle between the 7 apex angle bisector of cavity liner is adjustable, faces so as to form secondary collision
Claim jet stream.
What " polymorphic structure " of the present invention referred to is the shape of offbeat form, such as conventional shape can be length
It is rectangular, round etc., and what polymorphic structure of the invention was referred to is that appearance profile shape has fluctuations, it is e.g. discrete
Variation, specific example can be found in shown in specific attached drawing of the invention.
According to the manufacture and cutting method of the symmetrical cutter in energy-gathering jetting secondary collision type face described above, including it is following
Step:
(1) it determines main charge amount, according to object construction size, determines main charge amount;
(2) cavity liner 7 is made, processes cavity liner 7 according to the Types of Medicine hood shape and structure size of design;
(3) powder charge partition 6 is made, powder charge partition 6 is processed according to the shape of design and structure size;
(4) main charge 5 is made, main charge 5 is prepared using the method for press fitting or casting dress using mold, makes 5 mistake of main charge
By 6 implantation therein of powder charge partition in journey, it is located at design position;
(5) central partition plate 4 is made, according to the shape of design and structure size machining center partition 4;
(6) booster explosive 3 is made, booster explosive 3 is prepared using the method for press fitting or casting dress using mold;
(7) shell 2 is made, shell 2 is processed according to the shape of design and structure size;
(8) cutter is assembled, the main charge 5 containing powder charge partition 6 is set to the top of cavity liner 7, then by center
Partition 4 is placed in the top of main charge 5, then is integrally fitted into shell 2 after booster explosive 3 is set to the top of central partition plate 4, most
Two priming devices 1 are packed into 2 top both ends of shell afterwards, complete the assembly of cutter;
(9) opening of 2 lower part of shell is fixed in target by cutting operation by Instant cement, connects ignition circuit, is checked
Ignition circuit is lighted a fire after all going well with electric initiator, and priming device 1, which is under fire, ignites booster explosive 3, and booster explosive 3 ignites main charge
5, after main charge 5 detonates, by the adjustment effect of powder charge partition 6, detonation wave is made to pool concave surface wave by spherical wave, this involves fried
The high temperature and pressure product generated when medicine detonation acts on rapidly cavity liner 7, forms an energy-gathering jetting of high-speed motion, primary poly-
Energy jet stream, which moves to, occurs secondary collision at the plane of symmetry of main charge 5, form secondary collision energy-gathering jetting, greatly improve cumulative and penetrate
The speed and quality of stream achievees the purpose that safe and reliable efficiently to target cutting
Innovation of the present invention is there is certain angle α between 7 apex angle bisector of cavity liner, and the angle is adjustable,
When the angle is greater than 0 ° less than 180 °, and the opening of drug-shaped cover 7 is towards the beehive-shaped charge plane of symmetry, flat by adjusting 7 apex angle of cavity liner
Angle α between separated time can form secondary collision face symmetrical jet.The structure can make the initial jets formed after charging explosion
It collides again on its integrated symmetric face, forms secondary collision energy-gathering jetting, by between adjusting cavity liner apex angle bisector
Angle, the position of adjustable energy-gathering jetting secondary collision point, so as to adjusting focus and the height of burst, and energy-gathering jetting
Secondary collision can greatly improve the bulk velocity of energy-gathering jetting, and the cutting power to target can finally be substantially improved.
Preferably, the cutter case material be common metal or nonmetallic materials, as steel, copper, plastics, rubber,
Paper.
Preferably, the priming device is insurance-type priming device.
Preferably, the cutter central partition plate material is that common nonmetallic materials can completely cut off such as plastics, rubber
Influence the influence and main charge of priming device, booster explosive between main charge.
Preferably, the booster explosive chosen is high energy high explosive, such as gather black -6, poly- Austria -9, heisuojin, too peace, tetryl,
It is required that the critical explosion velocity of booster explosive itself wants small, i.e., its detonation sensitivity is big, is easy to be initiated the blasting cap initiation in device;Simultaneously
The explosion velocity of itself is big, and initiating ability is strong, in favor of the main charge that detonates.Booster explosive structure is the symmetrical shell polymorphic structure in face,
It is detonated from its top center, detonation wave can reach simultaneously at main charge top center, realize while detonating.
Preferably, the cutter powder charge separator material be common inert material or active material, as plastics, rubber,
Aluminium-teflon mixture.
Preferably, this cutter uses two sides top sparking mode, ignition order is that priming device ignites powder charge first
Booster explosive at the top center of two sides, then booster explosive transmits detonation wave around, while igniting the main charge top being in contact with it
Powder charge at portion center, last main charge are made from top to bottom from both ends to intermediate successively detonation by the adjusting of powder charge partition
With so that convex-surface type detonation wave becomes concave detonation wave, and the detonation involve the high temperature and pressure of generation detonation product it is fast
Speed, which acts on cavity liner, is crushed to form energy-gathering jetting, until whole detonations finish.
It is such as common single chmical compound explosive, heat-resisting single chmical compound explosive, insensitive preferably, the main charge chosen is high energy high explosive
Single chmical compound explosive, high density high-energy single chmical compound explosive, desensitized explosive, castexplosive, plastic bonded explosive, plastic explosive, flexibility
Explosive.
Preferably, the cutter shaped charge material is common metal material or nonmetallic materials or composite energy-containing material
Material, such as steel, pure iron, copper, lead, plastics, aluminium-teflon mixture.
Embodiment 1
Picture 1-4, the symmetrical cutter in a kind of energy-gathering jetting secondary collision type face of the invention, including priming device 1, shell
2, booster explosive 3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, wherein priming device 1 is located at the top of powder charge both ends
At center, shell 2 includes outer housing 2-1 and inner housing 2-2, and outer housing 2-1 is located at booster explosive 3, main charge 5 and cavity liner 7
Outside, inner housing 2-2 are located at 4 side-lower of central partition plate, and booster explosive 3 is between outer housing 2-1 and central partition plate 4, middle septum cordis
Plate 4 is located at the middle and upper part of powder charge, and main charge 5 is located between the outer housing 2-1 and inner housing 2-2 of 4 side-lower of central partition plate, main dress
There is powder charge partition 6 inside medicine 5, cavity liner 7 is located at the side-lower of main charge 5.The priming device 1 is insurance-type priming device.
The shell 2 is the symmetrical polymorphic structure in face, the adjustable height of burst of substructure.The booster explosive 3 is the symmetrical shell abnormity knot in face
Structure is detonated from its both ends top center, and detonation wave can reach main charge two from its top center propagation of explosion around simultaneously
Top center is held, the purpose realized while detonated.The central partition plate 4 is the symmetrical polymorphic structure in face, can completely cut off detonation
Influence the influence and main charge of device, booster explosive between main charge.The main charge 5 is the symmetrical linear structure in face, horizontal
Section is symmetrical convergence structure.The powder charge partition 6 is the symmetrical linear structure in face, and cross section is symmetrical convergence structure, is located at
Middle and upper part in main charge, adjustable detonation wave profile become it outside concave detonation wave and cavity liner from convex-surface type detonation wave
Shape is more agreed with.The cavity liner 7 is face symmetrical structure, and unilateral transverse shape is wedge shape.7 apex angle of cavity liner is divided equally
Angle between line is 90 °, and drug-shaped cover is open towards the beehive-shaped charge plane of symmetry, so as to form the symmetrical cumulative in secondary collision face
Jet stream.
The booster explosive 3 is poly- Austria -9.The main charge 5 is poly- -6 explosives difficult to understand.
Present invention could apply to cumulative blastings, high speed, big quality energy-gathering jetting are capable of forming, to the cutting energy of target
Power is strong.
Embodiment 2
The symmetrical cutter in a kind of energy-gathering jetting secondary collision type face of the invention, including priming device 1, shell 2, booster explosive
3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, wherein priming device 1 is located at the top center of powder charge both ends, shell
Body 2 includes outer housing 2-1 and inner housing 2-2, and outer housing 2-1 is located at the outside of booster explosive 3, main charge 5 and cavity liner 7, inner casing
Body 2-2 is located at 4 side-lower of central partition plate, and for booster explosive 3 between outer housing 2-1 and central partition plate 4, central partition plate 4 is located at dress
The middle and upper part of medicine, main charge 5 are located between the outer housing 2-1 and inner housing 2-2 of 4 side-lower of central partition plate, have inside main charge 5
Powder charge partition 6, cavity liner 7 are located at the side-lower of main charge 5.The priming device 1 is insurance-type priming device.The shell 2
For the symmetrical polymorphic structure in face, the adjustable height of burst of substructure.The booster explosive 3 be the symmetrical shell polymorphic structure in face, from its two
It is detonated at the top center of end, detonation wave can reach at the top of main charge both ends simultaneously from its top center propagation of explosion around
Heart position, the purpose realized while detonated.The central partition plate 4 is the symmetrical polymorphic structure in face, can completely cut off priming device, propagation of explosion
Influence influence and main charge of the medicine between main charge.The main charge 5 is the symmetrical linear structure in face, and cross section is symmetrical
Restrain structure.The powder charge partition 6 is the symmetrical linear structure in face, cross section is symmetrical convergence structure, is located in main charge
Top, adjustable detonation wave profile make it become concave detonation wave and cavity liner shape more contract from convex-surface type detonation wave
It closes.The cavity liner 7 is face symmetrical structure, and unilateral transverse shape is to cut bottom ellipse.The 7 apex angle bisector of cavity liner
Between angle be 60 °, and drug-shaped cover opening towards the beehive-shaped charge plane of symmetry, penetrated so as to form the symmetrical cumulative in secondary collision face
Stream.
The booster explosive 3 is to gather black -6.The main charge 5 is to gather black -7 explosive.
Present invention could apply to ammunition disposals, big to the depth of cut of target, and effect is good.
Embodiment 3
The symmetrical cutter in a kind of energy-gathering jetting secondary collision type face of the invention, including priming device 1, shell 2, booster explosive
3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, wherein priming device 1 is located at the top center of powder charge both ends, shell
Body 2 includes outer housing 2-1 and inner housing 2-2, and outer housing 2-1 is located at the outside of booster explosive 3, main charge 5 and cavity liner 7, inner casing
Body 2-2 is located at 4 side-lower of central partition plate, and for booster explosive 3 between outer housing 2-1 and central partition plate 4, central partition plate 4 is located at dress
The middle and upper part of medicine, main charge 5 are located between the outer housing 2-1 and inner housing 2-2 of 4 side-lower of central partition plate, have inside main charge 5
Powder charge partition 6, cavity liner 7 are located at the side-lower of main charge 5.The priming device 1 is insurance-type priming device.The shell 2
For the symmetrical polymorphic structure in face, the adjustable height of burst of substructure.The booster explosive 3 be the symmetrical shell polymorphic structure in face, from its two
It is detonated at the top center of end, detonation wave can reach at the top of main charge both ends simultaneously from its top center propagation of explosion around
Heart position, the purpose realized while detonated.The central partition plate 4 is the symmetrical polymorphic structure in face, can completely cut off priming device, propagation of explosion
Influence influence and main charge of the medicine between main charge.The main charge 5 is the symmetrical linear structure in face, and cross section is symmetrical
Restrain structure.The powder charge partition 6 is the symmetrical linear structure in face, cross section is symmetrical convergence structure, is located in main charge
Top, adjustable detonation wave profile make it become concave detonation wave and cavity liner shape more contract from convex-surface type detonation wave
It closes.The cavity liner 7 is face symmetrical structure, and unilateral transverse shape is hyperbola.Between the 7 apex angle bisector of cavity liner
Angle be 100 °, and drug-shaped cover opening towards the beehive-shaped charge plane of symmetry, penetrated so as to form the symmetrical cumulative in secondary collision face
Stream.
The booster explosive 3 is tetryl.The main charge 5 is to gather black -2 explosive.
Present invention could apply to barrier-breakings of meeting an urgent need, and are capable of forming a wide range of and depth cutting, good cutting effect to target.
Embodiment 4
The symmetrical cutter in a kind of energy-gathering jetting secondary collision type face of the invention, including priming device 1, shell 2, booster explosive
3, central partition plate 4, main charge 5, powder charge partition 6 and cavity liner 7, wherein priming device 1 is located at the top center of powder charge both ends, shell
Body 2 includes outer housing 2-1 and inner housing 2-2, and outer housing 2-1 is located at the outside of booster explosive 3, main charge 5 and cavity liner 7, inner casing
Body 2-2 is located at 4 side-lower of central partition plate, and for booster explosive 3 between outer housing 2-1 and central partition plate 4, central partition plate 4 is located at dress
The middle and upper part of medicine, main charge 5 are located between the outer housing 2-1 and inner housing 2-2 of 4 side-lower of central partition plate, have inside main charge 5
Powder charge partition 6, cavity liner 7 are located at the side-lower of main charge 5.The priming device 1 is insurance-type priming device.The shell 2
For the symmetrical polymorphic structure in face, the adjustable height of burst of substructure.The booster explosive 3 be the symmetrical shell polymorphic structure in face, from its two
It is detonated at the top center of end, detonation wave can reach at the top of main charge both ends simultaneously from its top center propagation of explosion around
Heart position, the purpose realized while detonated.The central partition plate 4 is the symmetrical polymorphic structure in face, can completely cut off priming device, propagation of explosion
Influence influence and main charge of the medicine between main charge.The main charge 5 is the symmetrical linear structure in face, and cross section is symmetrical
Restrain structure.The powder charge partition 6 is the symmetrical linear structure in face, cross section is symmetrical convergence structure, is located in main charge
Top, adjustable detonation wave profile make it become concave detonation wave and cavity liner shape more contract from convex-surface type detonation wave
It closes.The cavity liner 7 is face symmetrical structure, and unilateral transverse shape is multi-angle wedge.7 apex angle of cavity liner is flat
Angle between separated time is 120 °, and drug-shaped cover opening is towards the beehive-shaped charge plane of symmetry, symmetrical so as to form secondary collision face
Energy-gathering jetting.
The booster explosive 3 is to pacify very much.The main charge 5 is Losec capper.
Present invention could apply to rescue and relief works, strong to the cutting power of the targets such as bulk boulder, and effect is good.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement and deformations can also be made, these improvement and deformations are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of symmetrical cutter in energy-gathering jetting secondary collision type face, including priming device (1), shell (2), booster explosive (3), in
Septum cordis plate (4), main charge (5), powder charge partition (6) and cavity liner (7), which is characterized in that the priming device (1) includes two
It is a, it is located at center line two sides at the top of cutter, the shell (2) includes outer housing (2-1) and inner housing (2-2), described
Outer housing (2-1) is located at the outermost of the cutter, the top quartile of the booster explosive (3) in the outer housing (2-1) and
Between central partition plate (4), the lower part quartile of the booster explosive (3) is between the inner housing (2-2) and outer housing (2-1), institute
Stating on the outside of main charge (5) is outer housing (2-1), interior upside is inner housing (2-2), inner underside is cavity liner (7), the booster explosive
(3) end is contacted with the main charge (5), the powder charge partition (6) setting in the inside of the main charge (5), it is described in
The top of septum cordis plate (4) and upper lateral part are contacted with booster explosive (3), following side is contacted with inner housing (2-2), bottom and cavity liner
(7) top contact, the cavity liner (7) are located in the outer housing (2-1) of cutter bottom, and shell (2) bottom, which has, opens
Mouth structure.
2. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that the shell
It (2) is the symmetrical polymorphic structure in face, the hatch frame of bottom is tubular construction.
3. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that the booster explosive
(3) it is the symmetrical shell polymorphic structure in face, is contacted at the top of two priming devices (1) and the booster explosive (3).
4. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that the middle septum cordis
Plate (4) is the symmetrical polymorphic structure in face.
5. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that the main charge
It (5) is the symmetrical linear structure in face, cross section is symmetrical convergence structure.
6. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that powder charge partition
It (6) is the symmetrical linear structure in face, cross section is symmetrical convergence structure, is located at main charge (5) interior middle and upper part.
7. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1, which is characterized in that the cavity liner
It (7) is face symmetrical structure, unilateral transverse shape is wedge shape or multi-angle wedge or half elliptic or section bottom ellipse
Or semicircle or discount vibram outlet shape or tubaeform or hyperbola.
8. the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 7, which is characterized in that the cavity liner
(7) angle between apex angle bisector is adjustable, so as to form secondary collision face symmetrical jet.
9. the production method of the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1-8,
It is characterized in that, comprising the following steps:
(1) it determines main charge amount, according to object construction size, determines main charge amount;
(2) cavity liner (7) are made, processes cavity liner (7) according to the Types of Medicine hood shape and structure size of design;
(3) powder charge partition (6) are made, according to the shape of design and structure size processing powder charge partition (6);
(4) main charge (5) are made, is prepared main charge (5), is made main charge (5) using the method for press fitting or casting dress using mold
In the process by powder charge partition (6) implantation therein, it is located at design position;
(5) central partition plate (4) are made, according to the shape of design and structure size machining center partition (4);
(6) booster explosive (3) are made, booster explosive (3) is prepared using the method for press fitting or casting dress using mold;
(7) shell (2) are made, according to the shape of design and structure size processing shell (2);
(8) assemble cutter, the main charge (5) containing powder charge partition (6) be set to the tops of cavity liner (7), then will in
Septum cordis plate (4) is placed in the top of main charge (5), then is integrally packed into after booster explosive (3) is set to the top of central partition plate (4)
In shell (2), two priming devices (1) are finally packed into both ends at the top of shell (2), complete the assembly of cutter.
10. the cutting method of the symmetrical cutter in energy-gathering jetting secondary collision type face according to claim 1-8,
It is characterized in that connecting ignition circuit the following steps are included: the opening of shell (2) lower part is fixed in target by Instant cement,
It checks ignition circuit, is lighted a fire after all going well with electric initiator, priming device (1), which is under fire, ignites booster explosive (3), booster explosive (3)
It ignites main charge (5), after main charge (5) detonation, by the adjustment effect of powder charge partition (6), converges detonation wave by spherical wave
At concave surface wave, this involves the high temperature and pressure product generated when explosive detonation and acts on cavity liner (7) rapidly, forms high-speed motion
Energy-gathering jetting, an energy-gathering jetting, which moves to, occurs secondary collision at the plane of symmetry of main charge (5), and it is poly- to form secondary collision
Energy jet stream, greatly improves the speed and quality of energy-gathering jetting, achievees the purpose that safe and reliable efficiently to target cutting.
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CN105928426A (en) * | 2016-06-23 | 2016-09-07 | 中国人民解放军理工大学 | Horseshoe-shaped energy-concentrating cutter |
CN208736266U (en) * | 2018-07-09 | 2019-04-12 | 中国人民解放军陆军工程大学 | A kind of symmetrical perforator of energy-gathering jetting secondary collision profile shaft |
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US6494139B1 (en) * | 1990-01-09 | 2002-12-17 | Qinetiq Limited | Hole boring charge assembly |
JP2000018900A (en) * | 1998-07-02 | 2000-01-18 | Hitachi Zosen Corp | Destruction unit |
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