KR101211510B1

KR101211510B1 - Movable gunshot test device

Info

Publication number: KR101211510B1
Application number: KR1020100030954A
Authority: KR
Inventors: 해석 이; 재갑 김; 태흠 나
Original assignee: 국방과학연구소
Priority date: 2010-04-05
Filing date: 2010-04-05
Publication date: 2012-12-12
Also published as: KR20110111728A

Abstract

The present invention relates to a fire test apparatus for carrying out an ammunition test and an explosive test. The present invention relates to a mobile fire test apparatus capable of overcoming location limitations and optimizing performance tests for various guns. A carriage that is rotatably installed at both sides thereof, the carriage being made of a chassis having a flat shape on which the upper part is mounted, a plate-shaped bottom plate member detachably installed at the upper portion of the chassis, and both sides of the bottom plate member, respectively. A trunnion support having a bottom-expanded shape, which is integrally fixed to the opposite body, a trunnion housing having a trunnion bearing hole formed to be parallel to the wheel, the trunnion bearing hole being provided integrally with the wheel, and the trunnion bearing It is installed integrally by connecting the trunnion shaft, which is pivotably fitted into the hole, and the respective trunnion shaft. And a heat poyeol body mounting portion, and a barrel support portion erected vertically upward on the front side of the bottom plate member to support a portion of the barrel extending from the body from the lower side poyeol that the support body is removably mounted.

Description

Mobile Fire Test System {MOVABLE GUNSHOT TEST DEVICE}

The present invention relates to a fire test apparatus for conducting an ammunition test and an explosive test. The present invention relates to a mobile fire test apparatus capable of overcoming locational limitations and optimizing performance tests for various guns.

Fire test equipment for ammunition test and burst test of small and medium sized guns carried out in the open air.

As a practical example, Fig. 3 (a) is an example of a fixed lobong gun shooting test apparatus, and Fig. 3 (b) is an example of a separate lobong gun shooting test apparatus.

Normally, a fire test is conducted at a specific test location, and there are restrictions regarding the environment.

On the other hand, firearms classified as small to medium sized firearms such as 40mm K40 are tested by changing the upper and lower elevation and left and right azimuth angles to test various ammunition and various barrel materials. In the case of the fixed type, as described above, there is a problem in that it is inconvenient to perform various tests because of limitations caused by the surrounding environment.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a fire test apparatus that can satisfy the stable installation state and mobility required for the fire test apparatus.

In the mobile shooting test apparatus of the present invention configured to achieve the above object, as illustrated in FIGS. 1 and 2, the chassis 32 and the chassis 32 are mounted on a flat upper surface. A carriage (30) consisting of wheels (31) (31) rotatably mounted on the side; A plate-shaped bottom plate member 13 installed on a flat upper portion of the chassis portion 32; It is fixed to the left and right sides of the upper surface of the bottom plate member 13 in a form facing each other, the closer the upper surface of the bottom plate member 13, the longer the trunnion of the bottom portion enlarged shape in the longitudinal direction of the bottom plate member 13 (trunnion) supports (3) (3); A trunnion housing (1) (1) installed at an upper portion of each trunnion support (3) (3), the trunnion bearing hole being formed in parallel with the axis of the wheels (31) (31), respectively; Trunnion shafts 14 and 14 fitted into respective trunnion bearing holes; A trunking body mounting portion 15 disposed between the two trunnion shafts 14 and 14, the left and right sides of which are integrally fixed to both the trunnion shafts 14 and 14, and to which the casing body 22 to be tested is mounted; And a barrel support portion (4) provided at the center of the front side of the upper surface of the bottom plate member (13) so that a part of the barrel (21) extending from the foaming body (22) is supported downward.

In addition, at the upper end of the barrel support part 4, a semicircular seating groove member capable of supporting a part of the barrel 21 from below and enclosing the outer circumferential surface of a part of the barrel 21 is provided. A semi-circular close contact groove member is provided so as to be disassembled and assembled to the seating groove member so as to form a complete circle shape with the semicircular seating groove member.

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In addition, the trunnion housing 1 is integrally installed on the upper portion of the trunnion support 3 and has a shaft that has a semicircular shaft seating recess which is concave upward and forms a complete circle together with the shaft seating recess. Consists of a semi-circular shaft contact groove that is disassembled and assembled to the seating recess.

Moreover, the shaft seating groove part is provided in the upper part of the trunnion support 3 so that the recessed part may incline toward the barrel 21 side and open.

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The mobile shooting test apparatus to which the present invention is applied can satisfy both safety and test efficiency in the ammunition test and the burst test for various small and medium guns.

In addition, the mobile shooting test apparatus to which the present invention is applied can be towed and moved by a vehicle, so there is no need for a location, and it can be used repeatedly while replacing various small and medium-sized firearms, and thus, economical efficiency, high efficiency, and high mobility are achieved.

1 is a side view illustratively showing a mobile shooting test apparatus capable of small-caliber ammunition and burst test according to the present invention.
Figure 2 is a plan view and a side view showing an exemplary state in which the artillery is mounted on the mobile shooting test apparatus according to the present invention.
Figure 3 (a) is an example of a conventional fixed lobong type fire test apparatus, Figure 3 (b) is an example of a conventional detachable low rod type fire test apparatus, Figure 3 (c) is the present invention This is an example of a mobile shooting test apparatus.

Hereinafter, preferred embodiments of the present invention are described in detail with reference to the drawings.

1 is a side view showing an example of a mobile shooting test apparatus capable of small-caliber ammunition and burst testing according to the present invention, Figure 2 is a plan view showing a state in which the shell is mounted on the mobile shooting test apparatus according to the present invention. And side view.

As shown in FIG. 1, the mobile shooting test apparatus according to the present embodiment is configured by the envelope mounting means in which the envelope 20 is mounted, and the carriage 30 as a moving means.

First, the present embodiment is a case in which an ammunition test and an explosive test of 40 mm K40 are carried out using 40 mm K40 main armament as the envelope 20.

In the present embodiment, the chassis 32 of the carriage 30 is provided with a tow bar 33 which is connected to the rear of the vehicle during towing by the vehicle and serves as a cradle after completion of movement.

The wheel 31, which is rotatably installed on the left and right sides of the chassis 32, may further include a pull-up server (not shown) as necessary.

3 (c) shows a case in which 40 mm K40 is installed in a carriage for 105 mm KH178, after removing the 105 mm envelope, the retractor, and the main recuperator, the carriage mounting means for mounting the 40 mm K40. The case of fixing on the above is shown. That is, FIG. 3 (c) shows a case in which the existing dedicated carriage can be modified and used for performance testing of various guns.

As illustrated in FIGS. 1 and 2, a bottom plate member 13 having a flat plate shape is installed on the upper portion of the chassis portion 32 so as to be disassembled and assembled with respect to the chassis portion 32. In order to fix the body part 32 firmly, it is preferable to install a bracket at the point to which the left and right sides of the carriage 30 and the lower part of the chassis part 32 become.

And in order to prevent the center of gravity in the front-back direction in the state in which the envelope body 22 is mounted on the chassis part 32, a round rod (not shown) is further added to the front side of the chassis part 32. It is preferable to install such that the front and rear balance of the entire shooting test apparatus is maintained.

Returning to FIG. 2, the left and right sides of the top surface of the bottom plate member 13 are fixed to the bottom plate member 13 in a form facing each other, and the closer to the top surface of the bottom plate member 13, the closer the top plate member 13 is. The trunnion support 3 (3) of the bottom enlargement shape which becomes long in the front-back direction, ie, triangular shape from the side, is provided. At the bottom of the trunnion support 3, there is integrally provided a base portion 9 into which the fastening bolt 10 is fitted in the vertical direction so that the cross-sectional shape forms an inverted T shape, and the base portion 9 has a constant width. Since it is possible, stable installation of the trunnion support 3 becomes possible.

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The base 9 is integrally fixed to the bottom plate member 13 via the middle plate member 8, but the base 9 is not directly fixed to the bottom plate member 13, and thus the middle plate member 8 By fixing through, the alignment of the trunnion bearing hole is made accurately, and the alignment state is firmly maintained, so that the distance between the trunnion supports 3 is kept constant.

The trunnion support 3 is formed of a plate member having a triangular shape as viewed from the side. More preferably, the inclined side of the barrel 21 side of the two inclined sides of the trunnion support 3 is the rear side of the barrel 21. It is formed to be relatively longer than the inclined side of.

When the trunnion housing 1 is integrally installed on the upper part of the trunnion support 3, the semicircular shaft seating groove portion which is concave upward is formed in the half part of the trunnion housing 1, and the recessed part thereof. It is installed in the upper part of the trunnion support 3 so that it may be inclined toward this barrel side, and it may become an open form.

By expanding the support area toward the barrel 21 in this way, while suppressing the generation of the moment around the trunnion shaft 14 in accordance with the main force of the bursting body that occurs at the moment of artillery triggering. Rapid dispersal of periphery is achieved, thereby enabling efficient test objectives and stable support of the bursting body.

The trunnion bearing holes of the left and right trunnion housing 1 are arranged in a line on an imaginary line passing through the hole center, and preferably, when the bottom plate member 13 is installed in the chassis 32, It is to be parallel to the axis of the wheel (31). Thereby, the main retraction force at the moment of triggering is instantaneously distributed evenly to the trunnion housings 1 at the left and right sides, and then evenly distributed to the wheels 31 at the left and right sides, and the shooting test due to the impact after the triggering. The position of the device can be prevented from being misaligned.

The trunnion bearing hole of the trunnion housing 1 is formed by combining a semicircular shaft seating groove portion and a semicircular shaft contact groove portion. In this embodiment, although the fixing method by the fastening screw 2 is adopted, without being limited to this, for example, one end of each of the shaft seating groove portion and the shaft contact groove portion is hinged, and the other end is connected to the cicada ring. Of course, it can also be formed to be removable, and other means can also be employ | adopted. As such, the coupling between the shaft seating groove portion and the shaft contact groove portion is strongly maintained, so that the retreat force at the moment of triggering acts downward and upward of the bursting body 22 such that the bursting body 22 is separated from the bursting body mounting part 15. Can be prevented.

In addition, after inserting a thrust ball bearing (not shown) into the trunnion shaft 14 which meets the inner curved surface of each of the shaft seating groove and the shaft contacting groove, the shaft contact groove is screwed into the shaft seating groove, thereby causing a part of the triggered impact. It is also desirable to allow the exhaustion in the trunnion housing 1 to be exhausted.

In addition, the shaft seating groove portion, as shown in Figure 2, can be provided with a detachable angle bar 11 in a form extending in the opposite direction to the barrel 21, the angle bar 11 is a bursting body ( The upper and lower elevations of the barrel 21 can be measured with an arc-shaped protractor provided at the rear of the 22).

In addition, between the trunnion shafts 14 on both the left and right sides, a casing body mounting portion 15 capable of sandwiching and fixing the casing body 22 as a test object from above is disposed. Specifically, the left and right side portions of the casing body mounting portion 15 are integrally fixed to the trunnion shafts 14 and 14 on both the left and right sides, respectively. In the state where the shelling body 22 is attached to the shelling body mounting portion 15, the imaginary line passing through the hole center of the trunnion bearing hole on both the left and right sides, and the extension line extending in the front-back direction of the barrel 21 are vertical.

This embodiment is a case where 40 mm K40 is attached to the shell body mounting part 15, but it is not limited to this, Able to mount a variety of small and medium diameters.

Returning to FIG. 2 again, in the center of the front side of the upper surface of the bottom plate member 13, that is, the gun barrel support part 4 so as to support a part of the barrel 21 extending forward of the barrel body 22 from below. The barrel support part 4 is provided in the point where () is separated by the predetermined distance toward the front from the imaginary middle between both trunnion supports 3.

The barrel support portion 4 includes a base support 5 at the lower end, a seating groove member having a semicircle shape integrally installed at the upper end, and a semicircular contact groove member forming a complete circle shape when assembled with the seating groove member. consist of. The base support 5 is coupled to the lower end of the barrel support 4 in an inverted T-shape, and is fixed to the bottom plate member 13 by a fastening screw 6 so that the base support 5 is perpendicular to the bottom plate member 13. 21).

The barrel support portion 4 is a cylinder mechanism in which the piston rod emerges, and when the piston rod advances toward the barrel 21 from the bottom plate member 13 side, the elevation of the barrel 21 increases, on the contrary, the piston rod is the barrel barrel. When the retracting from the side 21 toward the bottom plate member 13, the elevation of the barrel 21 is configured to decrease.

Mobile fire test apparatus according to the present invention, since each component is installed easily disassembled, through partial modification, can be applied to the fire test of various firearms, which can also be said to be included in the scope of the present invention. have.

1: trunnion housing 2: fastening bolt
3: trunnion support 4: barrel support
5: base support 8: middle plate member
9: base

Claims

A carriage unit 30 including a chassis 32 capable of mounting a carrying object on a flat upper surface, and wheels 31 and 31 rotatably installed on left and right sides of the chassis 32;
A plate-shaped bottom plate member 13 installed on a flat upper portion of the chassis portion 32;
It is fixed to the left and right sides of the upper surface of the bottom plate member 13 in a form facing each other, the closer the upper surface of the bottom plate member 13, the longer the trunnion of the bottom portion enlarged shape in the longitudinal direction of the bottom plate member 13 (trunnion) supports (3) (3);
A trunnion housing (1) (1) installed at an upper portion of each trunnion support (3) (3), the trunnion bearing hole being formed in parallel with the axis of the wheels (31) (31), respectively;
Trunnion shafts 14 and 14 fitted into respective trunnion bearing holes;
The arranging body mounting portion 15 disposed between the two trunnion shafts 14 and 14 so that the left and right sides are integrally fixed to both the trunnion shafts 14 and 14, and the casing body 22 to be tested is mounted. ;
A barrel support portion 4 provided at the front center of the upper surface of the bottom plate member 13 so that a part of the barrel 21 extending from the nesting body 22 is supported downward;
Mobile fire test apparatus, characterized in that comprises a.

The method of claim 1,
At the upper end of the barrel support 4, a semicircular seating groove member capable of supporting a part of the barrel 21 downward and enclosing an outer circumferential surface of a part of the barrel 21 is provided. A semi-circular close contact groove member is installed to be disassembled and assembled with respect to the seating groove member so as to form a complete circle together with the seating groove member of the movable shooting test apparatus.

The method of claim 1,
The trunnion housing 1 is
It is installed integrally on the upper part of the trunnion support (3) and is disassembled and installed on the shaft seating groove so as to form a semicircular shaft seating recess which is concave upward. Mobile fire test device, characterized in that consisting of a semi-circular shaft contact groove.

The method of claim 3,
Shaft mounting groove,
A movable fire test apparatus, characterized in that the concave portion is installed on the top of the trunnion support (3) in an inclined manner toward the barrel (21).

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