CN212274764U

CN212274764U - Battle portion annular chamber forming device

Info

Publication number: CN212274764U
Application number: CN201922311956.4U
Authority: CN
Inventors: 张保良; 佘新继; 李哲; 谢向阳; 胡志婉
Original assignee: Henan North Hongyang Electromechanical Co ltd
Current assignee: Henan North Hongyang Electromechanical Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2021-01-01
Anticipated expiration: 2029-12-20

Abstract

The utility model provides a warhead annular chamber of fuse forming device, including die sleeve, fixed cover, pull rod, plug and drift. The forming of the annular fuse chamber at the center part of the end face of the explosive column of the warhead is realized by adopting the matching of the die sleeve, the fixed sleeve, the pull rod, the core rod, the punch and the hydraulic press. The historical bottleneck that the annular fuze chamber at the central part of the end face of the explosive column at the warhead cannot be formed is solved. Through research and production practice verification, the utility model provides an at warhead powder column terminal surface central part annular fuze room forming device, improved warhead charge, and then promoted the damage effect of warhead.

Description

Battle portion annular chamber forming device

Technical Field

The utility model belongs to the technical field of the ammunition powder charge, relate to substep pressure equipment powder charge process units, especially relate to a warhead annular chamber forming device that fuses.

Background

With the increasing defense ability of ammunition-damaged objects, the requirements of modern war on ammunition-damaging ability are increasing. There are 3 key technologies to determine ammunition destruction capacity: the method adopts a high-energy source, an advanced ammunition warhead structural design and an advanced ammunition charging technology (including a charging process technology and an equipment technology). The ammunition charging technology is one of core technologies of ammunition manufacturing and is an important content of non-nuclear efficient damage. Therefore, the development of the charging technology not only is an urgent need for improving the damage capability of the existing ammunition in China, but also is a necessary requirement of novel advanced ammunition, and can also promote the development of the advanced ammunition to a great extent.

At present, a conventional fuze chamber formed by adopting a step-by-step press-loading and replenishing charging technology can only form a cavity type fuze chamber without a powder column on the circumference above the end surface of the powder column of a warhead.

The utility model provides a warhead annular fuze room forming device is an innovative device in ammunition powder charge field, has realized the shaping of annular fuze room at warhead powder column terminal surface center to obtain more charge and initiation energy.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a fashioned device of warhead annular fuze room, the device has improved warhead charge, and then has promoted the damage effect of warhead to the device simple structure, flexible operation easily master, adaptation hydraulic press commonality are strong, with low costs, application scope are wide.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a warhead annular chamber forming device that fuses, includes die sleeve, fixed cover, plug, pull rod and drift, wherein, fixed cover and plug are closely installed in the die sleeve inner chamber in proper order, and the pull rod symmetry is installed in fixed cover top both sides, its characterized in that: the die sleeve is a metal cylinder, and the outer edge of the bottom end of the die sleeve is in a step shape; the fixed sleeve is a metal ring body and can freely move up and down along the inner wall of the die sleeve; the pull rod is a metal rod body; the core rod is a metal cylinder, and an annular cavity is formed between the inner wall of the die sleeve and the core rod; the punch is an inverted convex part, the upper end of the punch is a metal disc, the lower end of the punch is a metal cylinder, and the punch is inserted into an annular cavity between the inner wall of the die sleeve and the core rod and used for compacting the filled explosive.

The diameter of the inner cavity of the die sleeve is 98mm, and the inner wall of the die sleeve is a smooth surface; the thickness of the fixed sleeve is 10mm, the diameter of the outer edge is 98mm, the diameter of the inner edge is 58mm, and the outer side and the inner side of the fixed sleeve are both smooth surfaces; the bottom end of the pull rod is provided with an M5 external thread; the diameter of the upper end of the core rod is 58mm, and the diameter of the lower end of the core rod is 57 mm; the diameter of the metal disc at the upper end of the punch is 160mm, the diameter of the outer edge of the metal cylinder at the lower end is 98mm, the diameter of the inner cavity is 58mm, and the inner surface and the outer surface of the cylinder are both smooth surfaces. The metal used by the metal cylinder body, the metal ring body, the metal rod body, the metal cylinder body and the metal disc is T10A carbon tool steel

The fixed sleeve is arranged between the outer edge and the inner edge, two communicated semicircular holes with the inner edge diameter of 90mm and the outer edge diameter of 65mm are processed on two symmetrical sides, and M5 threaded holes are respectively processed at the joints of the two ends of the two semicircular holes. The outer surface and the inner side surface of the semicircular hole are both smooth surfaces.

The utility model has the advantages as follows:

the utility model discloses a cooperation of die sleeve, fixed cover, pull rod, plug, drift and hydraulic press has realized the annular chamber of fuse shaping at warhead powder column terminal surface central part, has solved in the past substep pressure equipment powder charge and benefit dress powder charge technique can only form the historical bottleneck of the cavity formula chamber of fuse that the circumference does not have the powder column above warhead powder column terminal surface. Compared with the old cavity fuze, the annular fuze room can improve the explosive loading of the warhead, and further improves the damage effect of the warhead. Through research and production practice verification, the utility model provides a warhead annular chamber of fuse forming device, simple structure, flexible operation easily master, adaptation hydraulic press commonality are strong, with low costs, application scope extensively.

Drawings

Fig. 1 is a schematic structural view of the annular fuze chamber of the present invention.

Fig. 2 is a schematic structural diagram of a hollow chamber fuse.

Fig. 3 is a schematic diagram of the die sleeve structure of the present invention.

Fig. 4 is a schematic view of the fixing sleeve structure of the present invention.

Fig. 5 is a schematic view of the pull rod mechanism of the present invention.

Fig. 6 is a schematic view of the structure of the mandrel of the present invention.

Fig. 7 is a schematic structural view of the punch according to the present invention.

Fig. 8 is a schematic view of the assembly structure of the device and the projectile body of the present invention.

Fig. 9 is a schematic view of the annular fuze chamber forming structure of the present invention.

The reference numerals in the drawings denote:

1. the detonator comprises a projectile body, 2 parts of explosives, 3 parts of a die sleeve, 4 parts of a fixing sleeve, 5 parts of a pull rod, 6 parts of a core rod, 7 parts of a punch head, 8 parts of a hydraulic press head, 9 parts of an annular fuse chamber, 10 parts of a cavity fuse chamber.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples, it should be noted that the present invention is not limited to the following specific examples, and all the equivalent changes performed on the basis of the technical solution of the present invention are within the protection scope of the present invention.

Following the above technical solution, as shown in fig. 1 to 8, the present embodiment provides a battle portion annular fuze forming device: the die comprises a die sleeve 3, a fixed sleeve 4, a core rod 6, a pull rod 5 and a punch 7, wherein the fixed sleeve 4 and the core rod 6 are sequentially and tightly installed in an inner cavity of the die sleeve 3, and the pull rod 5 is symmetrically installed on two sides of the top end of the fixed sleeve 4. The die sleeve 3 is a metal cylinder, the diameter of an inner cavity is 98mm, the inner wall is a smooth surface, and the outer edge of the bottom end is in a step shape; the fixing sleeve 4 is a metal ring body, the thickness of the fixing sleeve is 10mm, the outer edge diameter of the fixing sleeve is 98mm, the inner edge diameter of the fixing sleeve is 58mm, the outer side and the inner side of the fixing sleeve are smooth surfaces, and a body of the fixing sleeve 4 can freely move up and down along the inner wall of the die sleeve 3; the pull rod 5 is a metal rod body, and the bottom end of the pull rod is provided with an M5 external thread; the core rod 6 is a metal cylinder, the diameter of the upper end of the metal cylinder is 58mm, the diameter of the lower end of the metal cylinder is 57mm, and an annular cavity is formed between the inner wall of the die sleeve and the core rod; the punch 7 is an inverted convex part, the top end of the punch is a metal disc with the diameter of 160mm, the bottom end of the punch is a metal cylinder, the diameter of the outer edge of the cylinder is 98mm, the diameter of the inner cavity of the cylinder is 58mm, and the inner surface and the outer surface of the cylinder are both smooth surfaces. The metal used by the metal cylinder, the metal ring, the metal rod, the metal cylinder and the metal disc is T10A carbon tool steel. Two communicated semicircular holes with the inner edge diameter of 90mm and the outer edge diameter of 65mm are symmetrically processed on two sides between the outer edge and the inner edge of the fixed sleeve 4, M5 threaded holes are respectively processed at the joints of two ends of the two semicircular holes, and the outer surfaces and the inner side surfaces of the semicircular holes are smooth surfaces.

When in use, the die sleeve 3 is firstly inserted into the mouth part of the projectile body 1 which is subjected to the step-by-step press loading and replenishing loading in place; then, the threaded ends of the two pull rods 5 are respectively screwed into the threaded holes on the two sides of the fixed sleeve 4 in place, and the fixed sleeve 4 is placed into the inner cavity of the die sleeve 3 by utilizing the two pull rods 5; then, the small end of the cone of the core rod 6 is inserted into the inner cavity of the fixed sleeve 4; then, the weighed explosive 2 is poured into the die sleeve 3 along the circumference of the core rod 6, and the explosive 2 flows into an annular cavity between the inner wall of the die sleeve 3 and the core rod 6 through the semicircular holes at two sides of the fixed sleeve 4 arranged in the die sleeve 3; then, the fixed sleeve 4 is pulled out by two pull rods 5 and the medicine surface is smoothed, and then the punch 7 is inserted into an annular cavity between the inner wall of the die sleeve 3 and the core rod 6; and finally, placing the assembled projectile body on a hydraulic press workbench, starting the hydraulic press, pressing the punch 7 in place by using a hydraulic press pressure head 8, and taking down the punch 7, the core rod 6 and the die sleeve 3 after the hydraulic press returns in place to complete the forming of the annular fuse chamber of the projectile body.

Claims

1. The utility model provides a warhead annular chamber forming device that fuses, includes die sleeve, fixed cover, plug, pull rod and drift, wherein, fixed cover and plug are closely installed in the die sleeve inner chamber in proper order, and the pull rod symmetry is installed in fixed cover top both sides, its characterized in that: the die sleeve is a metal cylinder, and the outer edge of the bottom end of the die sleeve is in a step shape; the fixed sleeve is a metal ring body and can freely move up and down along the inner wall of the die sleeve; the pull rod is a metal rod body; the core rod is a metal cylinder, and an annular cavity is formed between the inner wall of the die sleeve and the core rod; the punch is an inverted convex part, the upper end of the punch is a metal disc, the lower end of the punch is a metal cylinder, and the punch is inserted into an annular cavity between the inner wall of the die sleeve and the core rod and used for compacting the filled explosive.

2. The warhead annular chamber forming apparatus of claim 1, wherein: the diameter of the inner cavity of the die sleeve is 98mm, and the inner wall of the die sleeve is a smooth surface; the thickness of the fixed sleeve is 10mm, the diameter of the outer edge is 98mm, the diameter of the inner edge is 58mm, and the outer side and the inner side of the fixed sleeve are both smooth surfaces; the bottom end of the pull rod is provided with an M5 external thread; the diameter of the upper end of the core rod is 58mm, and the diameter of the lower end of the core rod is 57 mm; the diameter of the metal disc at the upper end of the punch is 160mm, the diameter of the outer edge of the metal cylinder at the lower end is 98mm, the diameter of the inner cavity is 58mm, and the inner surface and the outer surface of the cylinder are both smooth surfaces.

3. The warhead annular chamber forming apparatus of any of claims 1 or 2, wherein: the metal used by the metal cylinder, the metal ring, the metal rod, the metal cylinder and the metal disc is T10A carbon tool steel.

4. The warhead annular chamber forming apparatus of any of claims 1 or 2, wherein: the fixed sleeve is arranged between the outer edge and the inner edge, two communicated semicircular holes with the inner edge diameter of 90mm and the outer edge diameter of 65mm are processed on two symmetrical sides, and M5 threaded holes are respectively processed at the joints of the two ends of the two semicircular holes.

5. The warhead annular fuze forming apparatus of claim 4, wherein: the outer surface and the inner side surface of the semicircular hole are both smooth surfaces.