阅读说明：本技术 一种固体火箭发动机装药倒空装置 (Solid rocket engine powder charge emptying devices ) 是由 白鑫林 沈伟民 徐志刚 杨时敏 陆韡 张瑜 王军义 张延利 张晓扬 王勇 赵军 于 2019-10-09 设计创作，主要内容包括：本发明涉及一种固体火箭发动机装药倒空装置,包括弹药药柱定位装置以及进水刀杆驱动装置,转台电机安装在转台座上,输出端与三爪卡盘的一端相连,三爪卡盘的另一端夹持待清洗的药柱,转台电机驱动三爪卡盘旋转,进而带动药柱旋转；线性模组固定在安装座上,模组滑块作为线性模组的输出端,刀杆连接板的一端固接于模组滑块上,另一端与进水刀杆的一端连接,进水刀杆的另一端安装有射流头,模组电机安装于线性模组上,通过模组滑块驱动刀杆连接板往复运动,进而带动进水刀杆对药柱的内部进行清洗。本发明能够对药柱在倒空过程中快速夹紧、放松,利用高压水射流对药柱内部进行清洗,具有结构紧凑、能耗低、噪音小、高效安全、适应性好、制造安装简单方便的优点。(The invention relates to a solid rocket engine explosive charge emptying device, which comprises an ammunition grain positioning device and a water inlet cutter bar driving device, wherein a rotary table motor is arranged on a rotary table seat, the output end of the rotary table motor is connected with one end of a three-jaw chuck, the other end of the three-jaw chuck clamps an explosive grain to be cleaned, and the rotary table motor drives the three-jaw chuck to rotate so as to drive the explosive grain to rotate; linear module is fixed on the mount pad, and the module slider is as the output of linear module, and the one end rigid coupling of cutter arbor connecting plate is on the module slider, and the other end is connected with the one end of the cutter arbor of intaking, and the jet head is installed to the other end of the cutter arbor of intaking, and the module motor is installed on linear module, through module slider drive cutter arbor connecting plate reciprocating motion, and then drives the inside of the cutter arbor of intaking to the powder column and wash. The invention can quickly clamp and release the explosive column in the emptying process, utilizes the high-pressure water jet to clean the interior of the explosive column, and has the advantages of compact structure, low energy consumption, low noise, high efficiency, safety, good adaptability and simple and convenient manufacture and installation.)

1. A solid rocket engine powder charge emptying devices which characterized in that: the ammunition charge positioning device comprises an ammunition charge positioning device and a water inlet cutter bar driving device, wherein the ammunition charge positioning device comprises a rotary table motor (5), a rotary table motor base (6) and a three-jaw chuck (7), the rotary table motor (5) is installed on the rotary table base (6), the output end of the rotary table motor is connected with one end of the three-jaw chuck (7), the other end of the three-jaw chuck (7) is a clamping end, a charge (8) to be cleaned is clamped by the clamping end, the rotary table motor (5) drives the three-jaw chuck (7) to rotate, and then the charge (8) to be cleaned is driven to rotate; the utility model discloses a medicine injection device, including module slider (1), cutter arbor connecting plate (2), linear module (3), module motor (4), efflux head, the cutter arbor (11) and mount pad (12) of intaking, this linear module (3) are fixed on mount pad (12), the output of linear module (3) is regarded as in module slider (1), the one end rigid coupling of cutter arbor connecting plate (2) is on this module slider (1), the other end with the one end of cutter arbor (11) of intaking is connected, and the efflux head is installed to the other end of cutter arbor (11) of intaking, module motor (4) are installed on linear module (3), drive cutter arbor connecting plate (2) reciprocating motion through module slider (1), and then drive the inside of intaking cutter arbor (11) to grain (8) is washd.

2. A solid-rocket engine charge emptying device according to claim 1, wherein: the jet head comprises a first-stage jet head (9) and a second-stage jet head (10), one end of the second-stage jet head (10) is connected with the water inlet cutter bar (11), and the other end of the second-stage jet head is connected with the jet head (9).

3. A solid-rocket engine charge emptying device according to claim 2, wherein: the one-level efflux head (9), second grade efflux head (10) and the cutter arbor of intaking (11) go up respectively along the axial and offer inlet opening (13), this second grade efflux head (10) and inlet opening (13) on the cutter arbor of intaking (11) are the through-hole, inlet opening (13) on the one-level efflux head (9) are the blind hole, the one end of one-level efflux head (9) promptly with the other end of second grade efflux head (10) is linked together, and the other end of one-level efflux head (9) is the blind end.

4. A solid-rocket engine charge emptying device according to claim 3, wherein: and a plurality of water outlet holes (14) communicated with the respective water inlet holes (13) are uniformly formed in the first-stage jet head (9) and the second-stage jet head (10) along the circumferential direction respectively.

5. A solid-rocket engine charge emptying device according to claim 1, wherein: the output direction of the rotary table motor (5) is vertical to the axial direction of the motor spindle.

6. A solid-rocket engine charge emptying device according to claim 1, wherein: the axial center line of the grain (8) is collinear with the axial center line of the water inlet cutter bar (11).

Technical Field

The invention relates to a high-pressure water jet emptying device, in particular to a charging emptying device of a solid rocket engine.

Background

The charge design of solid rocket engines is generally required to meet ballistic performance and related constraints within the engine. In the processes of rocket engine gunpowder manufacturing and waste gunpowder grain emptying and destroying, the ammunition grain is often required to be emptied. At present, the ammunition emptying treatment is mainly carried out by a hot melting method in China, and the efficiency of medicine emptying is low due to different melting points and difficult melting of various mixed gunpowder; secondly, ammunition is unstable in chemical property in a high-temperature environment, and once high-temperature explosion occurs, the result is difficult to imagine.

Disclosure of Invention

In order to solve the problems existing in the processes of manufacturing gunpowder and emptying and destroying waste gunpowder grain at present and meet the emptying requirement of the ammunition grain, the invention aims to provide a charging and emptying device of a solid rocket engine. This emptying device can press from both sides tightly fast, relax the ammunition grain to the ammunition grain in the emptying in-process, utilizes high pressure water jet to wash ammunition grain inside, has compact structure, the energy consumption is low, the noise is little, high-efficient safety, adaptability are good, the equipment manufacture installation is simple and convenient, advantage that work efficiency is high.

The purpose of the invention is realized by the following technical scheme:

the device comprises an ammunition grain positioning device and a water inlet cutter bar driving device, wherein the ammunition grain positioning device comprises a rotary table motor, a rotary table motor base and a three-jaw chuck, the rotary table motor is arranged on the rotary table base, the output end of the rotary table motor is connected with one end of the three-jaw chuck, the other end of the three-jaw chuck is a clamping end, a grain to be cleaned is clamped by the clamping end, the rotary table motor drives the three-jaw chuck to rotate, and then the grain to be cleaned is driven to rotate; the water inlet cutter bar driving device comprises a module slider, a cutter bar connecting plate, a linear module, a module motor, a jet head, a water inlet cutter bar and a mounting seat, wherein the linear module is fixed on the mounting seat, the module slider is used as the output end of the linear module, one end of the cutter bar connecting plate is fixedly connected to the module slider, the other end of the cutter bar connecting plate is connected with one end of the water inlet cutter bar, the jet head is arranged at the other end of the water inlet cutter bar, the module motor is arranged on the linear module, and the module slider drives the cutter bar connecting plate to reciprocate so as to drive the water inlet cutter bar to clean the interior of a grain;

wherein: the jet head comprises a primary jet head and a secondary jet head, one end of the secondary jet head is connected with the water inlet cutter bar, and the other end of the secondary jet head is connected with the group of jet heads;

the primary jet head, the secondary jet head and the water inlet cutter bar are respectively provided with water inlet holes along the axial direction, the water inlet holes on the secondary jet head and the water inlet cutter bar are through holes, the water inlet hole on the primary jet head is a blind hole, namely, one end of the primary jet head is communicated with the other end of the secondary jet head, and the other end of the primary jet head is a closed end;

a plurality of water outlet holes communicated with the respective water inlet holes are uniformly formed in the first-stage jet head and the second-stage jet head along the circumferential direction respectively;

the output direction of the turntable motor is vertical to the axial direction of the motor spindle;

the axial center line of the explosive column is collinear with the axial center line of the water inlet cutter bar.

The invention has the advantages and positive effects that:

1. the invention has simple and compact structure and convenient equipment manufacture, installation and disassembly.

2. The invention adopts automatic control, so that the explosive column can be quickly clamped and loosened in the emptying process, the action is simple, the reaction speed is high, and the operation efficiency is high.

3. The invention adopts high-pressure water jet to empty the grain, avoids working in high-temperature environment, and has low energy consumption, good adaptability and high safety performance.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the structure of the water inlet knife bar, the primary jet head and the secondary jet head of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic perspective view of a primary fluidic head according to the present invention;

FIG. 5 is a schematic perspective view of a two-stage fluidic head according to the present invention;

wherein: 1 is a slide block, 2 is a cutter bar connecting plate, 3 is a linear module, 4 is a module motor, and 5 is a turntable motor. 6 is the revolving stage seat, 7 is the three-jaw chuck, 8 is the ammunition grain, 9 is the one-level jet head, 10 is the second grade jet head, 11 is into water cutter arbor, 12 is the mount pad, 13 is the inlet opening, 14 is the apopore.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the ammunition cartridge positioning device comprises an ammunition cartridge positioning device and a water inlet cutter bar driving device, wherein the ammunition cartridge positioning device is positioned on one side of the water inlet cutter bar driving device; the ammunition grain positioning device comprises a rotary table motor 5, a rotary table motor base 6 and a three-jaw chuck 7, wherein the rotary table motor 5 is installed on the rotary table base 6 through bolts, and the output direction of the rotary table motor 5 is vertical to the axial direction of a motor spindle; the output end of the rotary table motor 5 is connected with one end of the three-jaw chuck 7, the other end of the three-jaw chuck 7 is a clamping end, and a chemical column 8 to be cleaned is clamped by the clamping end; the three-jaw chuck 7 one end of this embodiment passes through the bolt rigid coupling in the output of revolving stage motor 5, and the other end presss from both sides tightly treats abluent powder column 8, is rotatory by revolving stage motor 5 drive three-jaw chuck 7, and then drives the rotation of powder column 8. The water inlet cutter bar driving device comprises a module slider 1, a cutter bar connecting plate 2, a linear module 3, a module motor 4, a jet head, a water inlet cutter bar 11 and a mounting seat 12, wherein the linear module 3 is fixed on the mounting seat 12, the module slider 1 is used as the output end of the linear module 3, one end of the cutter bar connecting plate 2 is fixedly connected to the module slider 1, the other end of the cutter bar connecting plate is connected with one end of the water inlet cutter bar 11, the jet head is installed at the other end of the water inlet cutter bar 11, the module motor 4 is installed on the linear module 3 and drives the linear module 3, the cutter bar connecting plate 2 is driven to reciprocate through the module slider 1, and then the water inlet cutter bar 11 is driven to clean; the axial center line of the grain 8 of the present embodiment is collinear with the axial center line of the water inlet cutter bar 11. One end of the cutter bar connecting plate 2 of the embodiment is fixedly connected with the upper surface of the module sliding block 1 through a bolt, and the other end of the cutter bar connecting plate is fixedly connected with one end of the water inlet cutter bar 11; one end of the water inlet cutter bar 11 is communicated with a water source for providing high-pressure water jet, and the pressure of the high-pressure water jet in the embodiment can reach 50 Mpa.

The fluidic head of this embodiment includes first order fluidic head 9 and second grade fluidic head 10, and this second grade fluidic head 10's one end links to each other with into water cutter arbor 11, and the other end is connected with a set of fluidic head 9. The first-stage jet head 9, the second-stage jet head 10 and the water inlet cutter bar 11 are respectively provided with a water inlet hole 13 along the axial direction, the second-stage jet head 10 and the water inlet hole 13 on the water inlet cutter bar 11 are through holes, the water inlet hole 13 on the first-stage jet head 9 is a blind hole, namely, one end of the first-stage jet head 9 is communicated with the other end of the second-stage jet head 10, and the other end of the first-stage jet head 9 is a closed end. The first-stage jet head 9 and the second-stage jet head 10 are respectively and uniformly provided with a plurality of water outlet holes 14 communicated with the respective water inlet holes 13 along the circumferential direction, and the first-stage jet head 9 and the second-stage jet head 10 of the embodiment are respectively provided with three circular water outlet holes 14 along the radial direction.

The linear module 3 and the three-jaw chuck 7 of the present invention are prior art and will not be described herein.

The working principle of the invention is as follows:

the turntable base 6 and the mounting base 12 of the emptying device of the present invention are respectively mounted on the ammunition grain forming processing table. The turntable motor 5 acts to drive the three-jaw chuck 7 to clamp the explosive column 8 to be cleaned to rotate together; the module motor 4 drives the linear module 3, and the module slide block 1 as the output end of the linear module 3 drives the cutter bar connecting plate 2 and the water inlet cutter bar 11 to reciprocate. In the emptying process, high-pressure water jet flows in from a water inlet hole 13 formed in the middle of the water inlet cutter bar 11, flows into a water inlet hole 13 formed in the first-stage jet head 9 through a water inlet hole 13 formed in the second-stage jet head 10, and then flows out from a water outlet hole 14 formed in the first-stage jet head 9 and a water outlet hole 14 formed in the second-stage jet head 10 respectively to clean the medicine residues in the medicine column 8.