CN108680067B - Simulation test device for flowing environment of cast charge of elastomer - Google Patents
Simulation test device for flowing environment of cast charge of elastomer Download PDFInfo
- Publication number
- CN108680067B CN108680067B CN201810551330.8A CN201810551330A CN108680067B CN 108680067 B CN108680067 B CN 108680067B CN 201810551330 A CN201810551330 A CN 201810551330A CN 108680067 B CN108680067 B CN 108680067B
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- sleeve
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- thin plate
- partition plate
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- 238000004088 simulation Methods 0.000 title claims abstract description 52
- 238000012360 testing method Methods 0.000 title claims abstract description 13
- 229920001971 elastomer Polymers 0.000 title abstract description 9
- 239000000806 elastomer Substances 0.000 title abstract description 9
- 238000005192 partition Methods 0.000 claims abstract description 54
- 239000002360 explosive Substances 0.000 claims abstract description 44
- 239000003814 drug Substances 0.000 claims abstract description 34
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 229940079593 drug Drugs 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 13
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B35/00—Testing or checking of ammunition
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a projectile body pouring charging flowing environment simulation test device which comprises a sleeve, explosive charging, a left simulation explosive, a right simulation explosive, a partition plate, a left piston, a right piston, a positioning plate and a projectile. The both sides of the inside baffle of sleeve are installed left piston, left simulation medicine, right piston, right simulation medicine and explosive charge respectively in proper order, and the locating plate is installed in the step department in the sleeve, and the shot is installed in telescopic top, and quick motion's shot striking left piston, the explosive charge in the indirect quick extrusion barrel of left piston through left simulation medicine flows toward the opposite side of barrel through the round hole on the baffle. The invention has the advantages that the integral flow of the cast charge in millisecond magnitude can be realized, the flow displacement can be accurately controlled, and the flow environment of the cast charge of the elastomer in the service process can be more truly simulated.
Description
Technical Field
The invention belongs to the technical field of explosive laboratory test devices, relates to a flow environment simulation test device, and particularly relates to a test device for simulating a pouring charge flow environment in a process of penetration of a projectile body into a multilayer partition plate.
Background
The military command control center is the center of modern war, and the key for winning the war is to carry out accurate attack and efficient damage on the military command control center. The common military command control center such as various military office buildings, communication buildings and the like is characterized by comprising structural components such as beams, plates, columns, walls and the like, can be equivalent to multilayer target plates with certain intervals in terms of target characteristics, and generally requires that a projectile body passes through the multilayer target plates and then detonates at a preset position in order to realize accurate target striking.
At present, along with the rapid development of ammunition technique and the continuous improvement that requires to the high-efficient damage of target, the inside charge of projectile body is more and more, under the unchangeable condition of projectile body size, the projectile body casing will the attenuation, this makes the projectile body pass multilayer target in-process casing and will take place great bending deformation, at this moment, the projectile body charge will receive simultaneously tensile and compression effect in opposite direction, if the projectile body charge is the pouring explosive, then the pouring explosive will produce the rapid flow, and then probably lead to the formation of "hot spot", make the projectile body charge take place the unexpected explosion, can't reach predetermined damage effect. Therefore, establishing a testing device capable of truly simulating the flowing environment of the projectile charge for evaluating the safety of the cast projectile charge in different flowing environments has become a focus of attention of weapon development departments.
Wangshui and others reported a modeling powder fluidity measuring device in the document 'influence of modeling powder fluidity on step-by-step press-fitting process' (military automation, 7 months 2010, 29 th volume, 7 th period, 40-42). The principle is that a screw rod is rotated and reciprocated by frequency conversion, materials flow out from a small hole under the coordination action of a kick-out device, 3 CCD cameras are symmetrically arranged in the surrounding space of the materials for image acquisition, a plane image is three-dimensionally reconstructed by using a binocular stereo vision principle, non-contact measurement of the medicines is realized, and the material flow rate can be obtained. But the measuring environment of the device is greatly different from the flowing environment of the projectile charging in the service process, 1) the flow rate of the charging which can be simulated by the device is low, the flow time is in the order of seconds, and the flow time of the projectile charging is in the order of milliseconds; 2) the powder charge of the elastomer is solid with certain strength rather than fine molding powder particles, and the powder charge generates integral flow rather than independent flow of a plurality of molding powder particles in the service process of the elastomer; 3) the volume of the elastomer charge is not changed in the flowing process, and the elastomer charge only flows to a certain displacement from the compression area to the stretching area.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the projectile charging flowing environment simulation test device which can realize the integral flow of the cast charging in millisecond magnitude, can accurately control the flowing displacement and can more truly simulate the flowing environment of the projectile cast charging in the service process.
The invention provides a projectile body pouring charging flowing environment simulation test device which comprises a sleeve, a partition plate, a left piston, a right piston, a left simulation explosive, a right simulation explosive, an explosive charging and positioning plate, and is characterized by further comprising a projectile; the sleeve is a variable-wall-thickness cylindrical barrel with a sealed bottom, one end of the sleeve, which is not provided with a hole, is hemispherical, the other end of the sleeve, which is provided with the hole, is step-shaped cylindrical, the end with the smaller inner diameter of the step hole is connected with the hemispherical end, and the inner diameters of the two ends are equal; a groove which is symmetrical to the axis of the sleeve is formed along the smaller diameter end and the hemispherical end wall of the stepped hole in the cylinder body and is used for positioning the partition plate; the partition plate is a steel thin plate, the interior of the sleeve is divided into two parts which are symmetrical to the axis by the partition plate, one end of the partition plate is semicircular, a circular through hole is formed in the semicircle, the other end of the partition plate is rectangular, the semicircular end of the partition plate is tightly installed in a groove of the hemispherical end in the sleeve, the side face of the rectangular end of the partition plate is tightly installed in a groove of the cylindrical end in the sleeve, and the end face of the rectangular end of the partition plate is positioned by a positioning plate; the positioning plate is a round steel thin plate with a rectangular through hole in the center, the outer diameter of the positioning plate is equal to the inner diameter of the end, with the larger inner diameter, of the step hole in the barrel, the positioning plate is positioned through the step surface, the side length of the rectangular through hole in the center of the positioning plate is equal to the side length of the rectangular end of the partition plate, the positioning plate is used for installing and positioning the rectangular end of the partition plate, and two round through holes are symmetrically formed in the circumferential direction of the positioning plate along the axis of the positioning plate and used for installing; a left piston, a left simulation drug, a right piston, a right simulation drug and an explosive charge are sequentially arranged on two sides of the partition plate in the cylinder body; the left piston and the right piston are both cylinders with thin plates at one ends, the thin plates on the left piston and the right piston are steel thin plates with one ends being arc-shaped and the other ends being straight lines, the radius of one end of the curved surface of each thin plate is connected with the smaller end of the inner diameter of the step hole in the cylinder body, the radius of the curved surface of each thin plate is equal to that of the smaller end of the inner diameter of the step hole in the cylinder body, the side length of the straight line section; the first cylinder of the left piston is connected with a left circular through hole on the positioning plate, and the first thin plate is connected with the left simulation medicine; the second cylinder of the right piston is connected with the right round through hole on the positioning plate, and the second thin plate is connected with the right simulation medicine; one end of each of the left simulation medicine and the right simulation medicine is a curved surface, and the other end of each of the left simulation medicine and the right simulation medicine is a cylinder with a straight line section; the explosive charges are cast explosives and are directly formed in the sleeve, and the explosive charges on the two sides of the partition plate are communicated through the circular through holes in the partition plate; the projectile is a cylinder with two cylindrical bosses with different heights on one side, and the distance between the central axes of the two cylindrical bosses on the projectile is equal to the distance between the axes of the first cylinder and the second cylinder.
The ratio of the height of the hemispherical end in the sleeve to the total height of the sleeve is 1: 3-4; the difference between the explosive charging height and the height of the hemispherical end in the sleeve is 1.1-1.2 times of the height difference of the two bosses on the projectile; the diameter of the round through hole on the partition board is 0.2-0.3 times of the height of the hemispherical end in the sleeve; the height of the round through hole on the partition board is 0.4-0.6 of the height of the hemispherical end in the sleeve; the height difference of the two bosses on the projectile is equal to twice of the preset projectile charging flow displacement.
Compared with the prior art, the simulation test device for the flowing environment of cast charge of the elastomer brings the technical effects of:
1) The piston extrudes the pouring charge through the high-speed impact of the projectile and the piston, so that the integral flow of the pouring charge from the compressive stress region to the tensile stress region in millisecond magnitude can be realized;
2) Through the opposite movement of the two pistons, the volume of the cast charge is kept unchanged in the flowing process, the flowing displacement of the charge can be accurately limited, and the flowing environment of the elastomer cast charge in the service process can be simulated more truly.
Drawings
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a projectile body pouring charging flow environment simulation test device.
Fig. 2 is a schematic view of the left piston structure of the present invention.
FIG. 3 is a schematic view of the right piston structure of the present invention.
FIG. 4 is a schematic diagram of a positioning plate structure according to the present invention.
The reference numerals in the drawings denote: 1. the explosive comprises a sleeve, 2 parts of explosive charge, 3 parts of left simulation explosive, 4 parts of right simulation explosive, 5 parts of a partition plate, 6 parts of a left piston, 7 parts of a right piston, 8 parts of a positioning plate, 9 parts of a projectile, 6-1 parts of a first thin plate, 6-2 parts of a first cylinder, 7-1 parts of a second thin plate, 7-2 parts of a second cylinder, 8-1 parts of a left circular through hole, 8-2 parts of a rectangular through hole and 8-3 parts of a right circular through hole.
Detailed Description
The invention is further illustrated by the following figures and examples, but the invention is not limited to the following examples, and equivalent modifications made on the basis of the technical solution of the invention are within the scope of the invention.
According to the technical scheme, as shown in fig. 1-4, the simulation test device for the flowing environment of the cast charge of the projectile body mainly comprises a sleeve 1, an explosive charge 2, a left simulation medicine 3, a right simulation medicine 4, a partition plate 5, a left piston 6, a right piston 7, a positioning plate 8 and a projectile 9; the sleeve 1 is a variable-wall-thickness steel cylindrical barrel with a sealed bottom, one end, which is not provided with a hole, of the sleeve 1 is hemispherical, the other end, which is provided with the hole, of the sleeve 1 is step-shaped cylindrical, the end, which is smaller in inner diameter of the step hole, of the step hole is connected with the hemispherical end, the inner diameters of the two are equal, and the ratio of the height of the hemispherical end to the total height of the sleeve 1 is 1: 3-; in the embodiment, the outer diameter of the sleeve 1 is 100mm, the diameter of the end with the smaller inner diameter of the stepped hole is 60mm, the diameter of the end with the larger inner diameter is 80mm, the height from the stepped surface to the hemispherical end is 40mm, the height from the upper end surface to the hemispherical end is 30mm, and the ratio of the height of the hemispherical end to the total height of the sleeve 1 is 1: 4; a groove which is symmetrical to the axis of the sleeve 1 is formed along the smaller diameter end and the hemispherical end wall of the stepped hole in the cylinder body and is used for positioning the partition plate 5; in the embodiment, the width of the groove is 5mm, and the depth of the groove is 4 mm; the partition plate 5 is a steel thin plate, the inside of the sleeve 1 is divided into two parts which are symmetrical to the axis by the partition plate 5, one end of the partition plate 5 is semicircular, a circular through hole is formed in the semicircle, the diameter of the circular through hole is 0.2-0.3 time of the height of the hemispherical end in the sleeve 1, the height of the circular through hole is 0.4-0.6 time of the height of the hemispherical end in the sleeve 1, the other end of the circular through hole is rectangular, the semicircular end of the partition plate 5 is tightly installed in the groove of the hemispherical end in the sleeve 1, the side face of the rectangular end of the partition plate 5 is tightly installed in the cylindrical end in the sleeve 1, and the end face of the rectangular end; in the embodiment, the thickness of the partition plate 5 is 5mm, the diameter of the circular through hole of the partition plate 5 is 0.2 times of the height of the hemispherical end in the sleeve 1, and the height of the circular through hole is 0.5 times of the height of the hemispherical end in the sleeve 1; the positioning plate 8 is a round steel thin plate with a rectangular through hole 8-2 in the center, the outer diameter of the positioning plate 8 is equal to the inner diameter of the larger end of the inner diameter of a step hole in the barrel and is positioned through the step, the side length of the rectangular through hole 8-2 in the center of the positioning plate 8 is equal to that of the rectangular end of the partition plate 5 and is used for installing and positioning the rectangular end of the partition plate 5, and a left round through hole 8-1 and a right round through hole 8-3 are symmetrically formed in the circumferential direction of the positioning plate 8 along the axis of the positioning plate 8 and are used for installing a left piston 6 and a; in the embodiment, the outer diameter of the positioning plate 8 is 80mm, the thickness of the positioning plate 8 is 5mm, the length of a rectangular through hole 8-2 in the center of the positioning plate 8 is 68mm, the width of the rectangular through hole is 5mm, and the diameters of a left circular through hole 8-1 and a right circular through hole 8-3 of the positioning plate 8, which are symmetrical to an axis, are both 10 mm; a left piston 6, a left simulation medicine 3, a right piston 7, a right simulation medicine 4 and an explosive charge 2 are sequentially arranged on two sides of a partition plate 5 in the cylinder body; the left piston 6 is a steel cylinder with a first thin plate 6-1 at one end, the first thin plate 6-1 is a steel thin plate with one arc end and the other straight line end, the radius of one end of the curved surface of the first thin plate 6-1 is connected with the smaller end of the inner diameter of the step hole in the cylinder body, the radius of the curved surface of the first thin plate 6-1 is equal to the radius of the smaller end of the inner diameter of the step hole in the cylinder body, the side length of the straight line section of the first thin plate 6-; in the embodiment, the thickness of the first thin plate 6-1 is 10mm, the radius of the circular arc of the first thin plate 6-1 is 30mm, the diameter of the first cylinder 6-2 of the left piston 6 is 10mm, and the height of the first cylinder 6-2 is 20 mm; the right piston 7 is a steel cylinder with a second thin plate 7-1 at one end, the second thin plate 7-1 is a steel thin plate with one arc end and the other straight line end, the radius of one end of the curved surface of the second thin plate 7-1 is connected with the smaller end of the inner diameter of the step hole in the cylinder body, the radius of the curved surface of the second thin plate 7-1 is equal to the radius of the smaller end of the inner diameter of the step hole in the cylinder body, the side length of the straight line section of the second thin plate 7-; in this embodiment, the thickness of the second thin plate 7-1 of the right piston 7 is 10mm, the radius of the circular arc of the second thin plate 7-1 is 30mm, the diameter of the second cylinder 7-2 of the right piston 7 is 10mm, and the height of the second cylinder 7-2 is 20 mm; the first cylinder 6-2 of the left piston 6 is connected with a left circular through hole 8-1 on the positioning plate 8, and the first thin plate 6-1 is connected with the left simulation medicine 3; the second cylinder 7-2 of the right piston 7 is connected with the right circular through hole 8-3 on the positioning plate 8, and the second thin plate 7-1 is connected with the right simulation medicine 4; one end of each of the left simulation medicine 3 and the right simulation medicine 4 is a curved surface, and the other end of each of the left simulation medicine and the right simulation medicine is a cylinder with a straight line section; in the embodiment, the thicknesses of the left simulation medicine 3 and the right simulation medicine 4 are both 5 mm; the explosive charges 2 are casting explosives and are directly formed in the sleeve 1, and the explosive charges 2 on two sides of the partition plate 5 are communicated through circular through holes in the partition plate 5; the height of the explosive charge in the embodiment is 50 mm; the projectile 9 is a cylinder with two cylindrical bosses with different heights on one side, and the distance between the central axes of the two cylindrical bosses on the projectile 9 is equal to the axial distance between the first cylinder 6-2 and the second cylinder 7-2; the distance between the central axes of the two bosses in the embodiment is 40 mm.
The ratio of the height of the hemispherical end in the sleeve 1 to the total height of the sleeve 1 is 1: 3-4; in the embodiment, the ratio of the height of the hemispherical end in the sleeve 1 to the total height of the sleeve 1 is 1: 4; the difference between the height of the explosive charge 2 and the height of the hemispherical end in the barrel is greater than 5cm, and the difference between the height of the explosive charge 2 and the height of the hemispherical end in the barrel is 20 cm; the diameter of the round through hole in the partition plate 5 is 1: 3-4 of the height of the hemispherical end in the sleeve 1; in the embodiment, the diameter of the round through hole on the partition plate 5 and the height of the hemispherical end in the sleeve 1 are 1: 3; the ratio of the height of the round through hole on the partition plate 5 to the height of the hemispherical end in the sleeve 1 is 1: 2-3; in the embodiment, the ratio of the height of the circular through hole on the partition plate 5 to the height of the hemispherical end in the sleeve 1 is 1: 2; the height difference of the two bosses on the projectile 9 is equal to twice of the preset projectile charging flow displacement; the preset projectile charging flow displacement in this embodiment is 5mm, the height of the cylindrical boss on the left side of the projectile 9 is 20mm, and the cylindrical boss on the right side of the projectile 9 is 10 mm.
The using method and the working principle of the invention are as follows: firstly, a partition plate 5 is arranged in a groove of a sleeve 1, secondly, explosive charges 2 are poured on two sides of the partition plate 5 in a sleeve 1, a left simulation explosive 3 and a right simulation explosive 4 are respectively arranged above the explosive charges 2, a left piston 6 and a right piston 7 are respectively arranged above the left simulation explosive 3 and the right simulation explosive 4, then, a positioning plate 8 is arranged at a step position in the sleeve 1, a first cylinder 6-2 and a second cylinder 7-2 are respectively inserted into a left circular through hole 8-1 and a right circular through hole 8-3 of the positioning plate 8, a rectangular end of the partition plate 5 is inserted into a rectangular through hole 8-2 of the positioning plate 8, then, a cylindrical boss at the left side of a fast moving projectile 9 firstly collides with the first cylinder 6-2, the left piston 6 indirectly and fast extrudes the explosive charges 2 in the sleeve through the left simulation explosive 3 and flows to the other side of the sleeve through a round hole on the partition plate 5, meanwhile, the explosive charge 2 in the cylinder on the other side drives the right piston 7 to move upwards, when the distance of downward movement of the shot 9 is half of the height difference of the two bosses on the shot 9, the shot 9 collides with the sleeve 1, and the shot 9 stops moving, so that the explosive charge 2 flows from a compressive stress area to a tensile stress area, and the simulation of the charge flowing environment of the pouring charge in the process of penetrating multiple layers of spaced targets is completed.
Claims (2)
1. The projectile body pouring charging flowing environment simulation test device is characterized by comprising a sleeve (1), explosive charging (2), a left simulation drug (3), a right simulation drug (4), a partition plate (5), a left piston (6), a right piston (7), a positioning plate (8) and a projectile (9); the sleeve (1) is a variable-wall-thickness cylindrical barrel with a sealed bottom, one end, which is not provided with a hole, of the sleeve (1) is hemispherical, the other end, which is provided with an opening, of the sleeve (1) is cylindrical in a step shape, the end, which is smaller in inner diameter of the step hole, of the sleeve is connected with the hemispherical end, the inner diameters of the sleeve and the end are equal, and the ratio of the height of the hemispherical end to the total height of the sleeve (1); a groove which is symmetrical to the axis of the sleeve (1) is formed along the smaller diameter end and the hemispherical end wall of the stepped hole in the cylinder body and is used for positioning the partition plate (5); the partition plate (5) is a steel thin plate, the inside of the sleeve (1) is divided into two parts which are symmetrical to the axis by the partition plate (5), one end of the partition plate (5) is semicircular, a circular through hole is formed in the semicircle, the diameter of the circular through hole is 0.2-0.3 time of the height of the hemispherical end in the sleeve (1), the height of the circular through hole is 0.4-0.6 time of the height of the hemispherical end in the sleeve (1), the other end of the circular through hole is rectangular, the semicircular end of the partition plate (5) is tightly installed in a groove of the hemispherical end in the sleeve (1), the side face of the rectangular end of the partition plate (5) is tightly installed in a groove of the cylindrical end in the sleeve (1), and the end face of the rectangular end of the partition plate (5); the positioning plate (8) is a round steel thin plate with a rectangular through hole (8-2) in the center, the outer diameter of the positioning plate (8) is equal to the inner diameter of the end with the larger inner diameter of a step hole in the barrel and is positioned through the step, the side length of the rectangular through hole (8-2) in the center of the positioning plate (8) is equal to the side length of the rectangular end of the partition plate (5) and is used for installing the rectangular end of the partition plate (5), and a left round through hole (8-1) and a right round through hole (8-3) are arranged along the circumferential direction of the positioning plate (8) symmetrically to the axis of the positioning plate (8) and are used for installing a left piston (6) and a; a left piston (6), a left simulation drug (3), a right piston (7), a right simulation drug (4) and an explosive charge (2) are sequentially arranged on two sides of a partition plate (5) in the cylinder body; the left piston (6) is a cylinder with a first thin plate (6-1) at one end, the first thin plate (6-1) is a steel thin plate with one arc end and the other straight line end, the radius of one end of the curved surface of the first thin plate (6-1) is connected with the smaller end of the inner diameter of the step hole in the cylinder body, the radius of the curved surface of the first thin plate (6-1) is equal to that of the smaller end of the inner diameter of the step hole in the cylinder body, the side length of the straight line section of the first thin plate (6-1); the right piston (7) is a cylinder with a second thin plate (7-1) at one end, the second thin plate (7-1) is a steel thin plate with one arc end and the other straight line end, the radius of one end of the curved surface of the second thin plate (7-1) is connected with the smaller end of the inner diameter of the step hole in the cylinder body, the radius of the curved surface of the second thin plate (7-1) is equal to that of the smaller end of the inner diameter of the step hole in the cylinder body, the side length of the straight line section of the second thin plate (7-1); a first cylinder (6-2) of the left piston (6) is connected with a left circular through hole (8-1) on the positioning plate (8), and a first thin plate (6-1) is connected with the left simulation medicine (3); a second cylinder (7-2) of the right piston (7) is connected with a right circular through hole (8-3) on the positioning plate (8), and a second thin plate (7-1) is connected with the right simulation medicine (4); one end of each of the left simulated medicine (3) and the right simulated medicine (4) is a curved surface, and the other end of each of the left simulated medicine and the right simulated medicine is a straight-line cylinder; the explosive charges (2) are cast explosives and are directly formed in the sleeve (1), and the explosive charges (2) on the two sides of the partition plate (5) are communicated through the circular through holes on the partition plate (5); the projectile (9) is a cylinder with two cylindrical bosses with different heights on one side, and the distance between the central axes of the two cylindrical bosses on the projectile (9) is equal to the distance between the axes of the cylindrical ends of the left piston (6) and the right piston (7).
2. A projectile body pouring charge flow environment simulation test device according to claim 1, wherein the difference between the height of the explosive charge (2) and the height of the hemispherical end inside the sleeve (1) is 1.1-1.2 times of the height difference of the two bosses on the projectile (9), and the height difference of the two bosses on the projectile (9) is equal to twice of the preset projectile body charge flow displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810551330.8A CN108680067B (en) | 2018-05-31 | 2018-05-31 | Simulation test device for flowing environment of cast charge of elastomer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810551330.8A CN108680067B (en) | 2018-05-31 | 2018-05-31 | Simulation test device for flowing environment of cast charge of elastomer |
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| Publication Number | Publication Date |
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| CN108680067A CN108680067A (en) | 2018-10-19 |
| CN108680067B true CN108680067B (en) | 2019-12-10 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2369830C1 (en) * | 2008-06-24 | 2009-10-10 | Сергей Михайлович Мужичек | Method for detection of incendiary property of high explosive fragmentation projectile and device for its realisation |
| CN107246826A (en) * | 2017-07-25 | 2017-10-13 | 中国人民解放军理工大学 | A kind of target case for recording penetration trajectory |
| CN207197369U (en) * | 2017-07-25 | 2018-04-06 | 中国人民解放军理工大学 | A kind of target body device of all-the-way tracking penetration body |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030046822A2 (en) * | 2001-06-01 | 2003-03-13 | Heinz Berger | Measuring tool and adjusting tool for ammunition |
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2018
- 2018-05-31 CN CN201810551330.8A patent/CN108680067B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2369830C1 (en) * | 2008-06-24 | 2009-10-10 | Сергей Михайлович Мужичек | Method for detection of incendiary property of high explosive fragmentation projectile and device for its realisation |
| CN107246826A (en) * | 2017-07-25 | 2017-10-13 | 中国人民解放军理工大学 | A kind of target case for recording penetration trajectory |
| CN207197369U (en) * | 2017-07-25 | 2018-04-06 | 中国人民解放军理工大学 | A kind of target body device of all-the-way tracking penetration body |
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