CN115650805A - Fusion cast explosive forming device and manufacturing process - Google Patents
Fusion cast explosive forming device and manufacturing process Download PDFInfo
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- CN115650805A CN115650805A CN202211312215.8A CN202211312215A CN115650805A CN 115650805 A CN115650805 A CN 115650805A CN 202211312215 A CN202211312215 A CN 202211312215A CN 115650805 A CN115650805 A CN 115650805A
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- 239000002360 explosive Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 230000004927 fusion Effects 0.000 title claims description 15
- 239000007788 liquid Substances 0.000 claims abstract description 59
- 238000002347 injection Methods 0.000 claims abstract description 56
- 239000007924 injection Substances 0.000 claims abstract description 56
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 239000011229 interlayer Substances 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 claims abstract description 6
- 239000000806 elastomer Substances 0.000 claims abstract description 6
- 238000003860 storage Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 21
- 239000003814 drug Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 5
- 230000000474 nursing effect Effects 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000004321 preservation Methods 0.000 claims 3
- 229940079593 drug Drugs 0.000 claims 2
- 230000007306 turnover Effects 0.000 claims 1
- 238000011160 research Methods 0.000 description 7
- 238000005266 casting Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to a fusion-cast explosive forming device and a manufacturing process thereof, comprising an upper box body air inlet and outlet, an upper box body, a lower box body liquid outlet, a lower box body air inlet and outlet, a lower box body liquid injection port, a bomb carrying platform and the like, wherein high-temperature heat-conducting liquid is injected through the lower box body liquid injection port to preheat a bomb body; injecting high-temperature heat-conducting liquid between the upper box body and the heat-insulating interlayer through the upper box body liquid injection port to insulate heat; vacuumizing the upper box body through the air inlet and the air outlet of the upper box body so as to facilitate the inflow of the molten slurry and the escape of gas in the molten slurry; injecting the molten slurry into the quantitative sinking cavity through the injection port for temporary storage; the charge amount of the projectiles of different types is controlled by an overflow valve; the heat-conducting liquid in the lower box body is drained through the liquid outlet of the lower box body; after the fused slurry in the sinking cavity to be measured is stable, controlling the flow rate through a slurry injection valve to enable the fused slurry to uniformly flow into the bomb body; the device avoids the formation of air holes and density areas in the formed explosive; is suitable for a mixed production line of multi-model elastomers.
Description
Technical Field
The invention relates to the field of fusion cast explosive preparation, in particular to a fusion cast explosive forming device and a manufacturing process.
Background
The fusion casting charging technology is a method for injecting a molten state explosive into a mold to be cooled and solidified into a solid explosive with a certain shape after the explosive is heated and melted (energetic material, 2010,18 (1): 93-96). Due to poor thermal conductivity of the explosive, the heat in the fused explosive is slowly released, and the formation of air holes and density areas in the formed explosive often occurs due to overlarge difference between the internal temperature gradient and the external temperature gradient. With the rapid development of the explosive casting process, as various process equipment products are single, a large amount of cost is required to be invested to reform the existing equipment, the process parameters of the casting explosive are explored again, and the exploration research on different casting explosive processes is backed up to the manual operation in the past. On one hand, due to the continuous improvement of the requirement on the explosive energy level, various high-risk explosives which are manually operated have increasingly great potential safety hazards; on the other hand, the casting process is influenced too much by human factors, the process control is complex, the product quality fluctuation is large, the randomness is strong, the initial purpose of scientific research is violated, and a large development space exists with the mass production.
The existing fusion cast explosive technology has obvious defects in the aspects of safety, explosive loading quality and the like, the research on explosive detection is focused on a forming body at home and abroad, the research on explosive fusion cast explosive loading process is less, and the conditions of influencing the mechanical properties of the fusion cast explosive such as particle sedimentation, uneven explosive density and the like still exist in the process of preparing the fusion cast explosive. Due to the lack of proper process equipment, the existing fusion casting process flow separates the quantitative pouring and solidification processes, so that a solidified layer is easily generated on the surface of the explosive, a shrinkage area is not supplemented by enough slurry, the explosive column has the defects of internal shrinkage cavities, density areas and the like, the quality of the explosive is influenced, danger is possibly generated during use, and serious casualty accidents are caused. Meanwhile, in the aspect of nursing of process devices, most of fusion-cast explosive forming devices adopt heat insulation structures, are not easy to detach, are complex in process and time-consuming, and influence the overall process efficiency.
Therefore, a fused cast explosive forming device is needed to meet the actual requirements of various fused cast explosive process exploration researches.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a fusion cast explosive forming device which is used for meeting the actual requirements of various fusion cast explosive process exploration researches.
The invention is realized by the following technical scheme:
the invention relates to a fusion cast explosive forming device. The method is characterized in that: the device comprises an upper box body air inlet and outlet, a heat insulation cover, an upper box body, a heat insulation interlayer, heat conduction liquid, an overflow valve, a projectile body, a stirring paddle, a lower box body liquid outlet, a vibration table, a medicine injection port, an upper box body liquid injection port, a quantitative caisson, a lower box body air inlet and outlet, a medicine injection valve, a height meter, a temperature sensor, a lower box body liquid injection port and a projectile carrying table.
In the device, the upper box body consists of a heat-insulating interlayer capable of controlling various dosages, a quantitative sinking chamber, an upper box body liquid injection port, a heat-insulating cover, an upper box body air inlet and outlet port, a medicament injection port and an overflow valve from inside to outside; the upper box body is connected with the lower box body through a clamping fastener, the heat-insulating interlayer is fixedly connected with the upper box body through a bolt, the quantitative sinking cavity is connected with the heat-insulating interlayer through the clamping fastener, the side edge of the upper box body is provided with a hole to be tightly connected with an upper box body liquid injection port, the heat-insulating cover is connected with the upper box body through the clamping fastener, the center of the heat-insulating cover is provided with two holes to be tightly connected with an upper box body gas inlet and outlet and a medicine injection port, and the overflow valve is tightly connected with a pipeline led out of the quantitative sinking cavity through threads to control the height of the fused explosive in the quantitative sinking cavity.
In the device, the lower box body consists of a stirring paddle, a bullet loading platform, a medicine injection valve, a temperature sensor, a lower box body air inlet and outlet, a height meter, a lower box body liquid injection port and a lower box body liquid outlet from inside to outside; wherein lower box is connected with the shaking table through the card formula fastener, the stirring rake passes through welding mode and lower box fastening connection, carry bullet platform through card formula fastener and lower box connection, removable multiple model is with the different elastomers of adaptation, the pipeline is drawn forth in order to control the injection action to the injection valve through the screw thread fastening connection ration heavy chamber, temperature sensor passes through card formula fastener and lower box connection, lower box side is opened four holes and is advanced gas outlet with fastening connection lower box, the altimeter, lower box annotates liquid mouth and lower box liquid outlet (10).
A manufacturing process for manufacturing a explosive body by adopting a fusion-cast explosive forming device is characterized in that:
injecting high-temperature heat-conducting liquid through a liquid injection port of the lower box body to preheat the projectile body;
injecting high-temperature heat-conducting liquid between the upper box body and the heat-insulating interlayer through the liquid injection port of the upper box body to insulate heat;
vacuumizing the upper box body through the air inlet and the air outlet of the upper box body so as to facilitate the inflow of the molten slurry and the escape of gas in the molten slurry;
injecting the molten slurry into the quantitative sinking cavity through the injection port for temporary storage;
the charge amount of the projectiles of different types is controlled by an overflow valve;
the heat-conducting liquid in the lower box body is drained through the liquid outlet of the lower box body;
after the fused slurry in the sinking cavity to be measured is stable, controlling the flow rate through a slurry injection valve to enable the fused slurry to uniformly flow into the bomb body;
in the manufacturing process, the upper box body and the lower box body are respectively pressurized or vacuumized through the air inlet and the air outlet of the upper box body and the air inlet and the air outlet of the lower box body;
in the manufacturing process, the circulating flow rate of the low-temperature heat-conducting liquid is controlled through the liquid injection port of the lower box body and the liquid outlet of the lower box body, so that the ambient temperature is constant in the explosive forming process.
Compared with the prior art, the invention has the following advantages:
1. the invention can realize constant temperature molding of the fused slurry, and is characterized in that: the constant-temperature quantitative explosive injection part is used for realizing that the fused explosive slurry is injected into different types of bullets quantitatively at constant temperature, the constant-temperature nursing forming part is used for realizing the environmental temperature control during the forming of the fused explosive, and the formation of air holes and density regions in the formed explosive is avoided through the vibrating table.
2. The invention can make the fusion cast explosive be formed under the condition of constant temperature; the formation of pores and density areas in the formed explosive is avoided; the cleaning is convenient, and only hot water is filled in the box body and the vibration table is started for circulation for a plurality of times; the method is suitable for a mixed production line of multi-type elastomers, the working mode can be adjusted through process requirements, and the actual requirements of various fusion-cast explosive process exploration researches are met.
Drawings
FIG. 1 is a schematic diagram of a fused cast explosive forming device, which comprises an upper box body air inlet and outlet 1, a heat insulation cover 2, an upper box body 3, a heat insulation interlayer 4, heat conducting liquid 5, an overflow valve 6, an elastic body 7, a stirring paddle 8, a lower box body 9, a lower box body liquid outlet 10, a vibrating table 11, a chemical injection port 12, a chemical injection port 13, an upper box body liquid injection port 14, a quantitative sinking chamber 15, a lower box body air inlet and outlet 16, a chemical injection valve 17, a height gauge 18, a temperature sensor 18, a lower box body liquid injection port 19 and a bomb carrying table 20.
Detailed Description
The following describes a fused cast explosive forming device according to an embodiment of the present invention in further detail with reference to fig. 1, and the following is a detailed description.
As shown in fig. 1, the fused cast explosive forming device of the embodiment mainly includes 1. An upper box body air inlet and outlet, 2. A heat insulation cover, 3. An upper box body, 4. A heat insulation interlayer, 5. A heat conducting liquid, 6. An overflow valve, 7. An elastic body, 8. A stirring paddle, 9. A lower box body, 10. A lower box body liquid outlet, 11. A vibration table, 12. A medicine injection port, 13. An upper box body liquid injection port, 14. A quantitative sinking chamber, 15. A lower box body air inlet and outlet, 16. A medicine injection valve, 17. A height gauge, 18. A temperature sensor, 19. A lower box body liquid injection port, and 20. A bullet carrying table, and is characterized in that: the constant-temperature quantitative explosive injection part realizes constant-temperature quantitative injection of the fused explosive slurry into different types of projectiles, the constant-temperature nursing forming part realizes environmental temperature control during the forming of the fused explosive, and the vibrating table 11 avoids formation of air holes and density areas in the formed explosive. The technical route of the constant-temperature molding of the fusion-cast explosive is formed by the technical scheme.
The working process of the fused cast explosive forming device of the embodiment is as follows: in the implementation process, the high-temperature heat-conducting liquid 5 is injected through the liquid injection port 10 of the lower box body to preheat the elastomer 7; injecting high-temperature heat-conducting liquid 5 between the upper box body 3 and the heat-insulating interlayer 4 through an upper box body liquid injection port 13 to insulate heat; the upper box body 3 is vacuumized through the air inlet and outlet 1 of the upper box body so as to facilitate the inflow of the molten slurry and the escape of gas in the molten slurry; injecting the molten slurry into a quantitative sinking chamber 14 through a chemical injection port 12 for temporary storage; the charge amount of the projectiles 7 with different types is controlled by the overflow valve 6; the heat-conducting liquid 5 in the lower box body 9 is drained through the liquid outlet of the lower box body; after the molten slurry in the quantitative sinking cavity 14 is stable, the flow rate is controlled by the injection valve 16, so that the molten slurry uniformly flows into the projectile body 7; pressurizing or vacuumizing the upper box body 3 and the lower box body 9 respectively through the upper box body air inlet and outlet 1 and the lower box body air inlet and outlet 15 according to the process requirements; the circulating flow rate of the low-temperature heat-conducting liquid 5 is controlled through the liquid injection port 13 and the liquid outlet 10 of the lower box body according to the process requirements, so that the ambient temperature is constant in the explosive forming process.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (6)
1. A fusion cast explosive forming device is characterized in that: the method comprises the following steps:
a constant-temperature quantitative medicine injection part consisting of an upper box body (3), a heat insulation cover (2), a heat insulation interlayer (4) and a quantitative sinking cavity (14),
a constant temperature forming part and a vibrating table (11) part which are composed of a lower box body (9), a bomb carrying table (20), a height meter (17), a temperature sensor (18) and a stirring paddle (8);
the constant-temperature quantitative explosive injection part realizes constant-temperature quantitative injection of the fused explosive slurry into different types of projectiles, the constant-temperature nursing forming part realizes the environmental temperature control during the forming of the fused explosive, and the vibrating table (11) avoids the formation of air holes and density areas inside the formed explosive.
2. The fused cast explosive forming device according to claim 1, wherein: the device consists of a heat-preservation interlayer (4) capable of controlling various drug loading amounts, a quantitative sinking cavity (14), an upper box body liquid injection port (13), a heat insulation cover (2), an upper box body gas inlet and outlet port (1), a drug injection port (12) and an overflow valve (6) from inside to outside through an upper box body (3); the upper box body (3) is connected with the lower box body (9) through a clamping fastener, a heat preservation interlayer (4) is connected with the upper box body through a bolt in a fastening mode, a quantitative sinking cavity (14) is connected with the heat preservation interlayer (4) through the clamping fastener, a hole is formed in the side edge of the upper box body (3) and is connected with a liquid injection port (13) of the upper box body in a fastening mode, a heat insulation cover (2) is connected with the upper box body (3) through the clamping fastener, two holes are formed in the center of the heat insulation cover (2) and are connected with an air inlet and an air outlet (1) of the upper box body and a medicine injection port (12) in a fastening mode, and an overflow valve (6) is connected with a pipeline led out of the quantitative sinking cavity (14) through threads in a fastening mode to control the height of molten explosive in the quantitative sinking cavity (14).
3. The fused cast explosive forming device according to claim 1, wherein: the device consists of a stirring paddle (8), a bomb carrying platform (20), a medicine injection valve (16), a temperature sensor (18), a lower box air inlet and outlet (15), a height meter (17), a lower box liquid injection port (19) and a lower box liquid outlet (10) from inside to outside through a lower box body (9); wherein lower box (9) are connected with shaking table (11) through the card formula fastener, stirring rake (8) are through welding mode and lower box (9) fastening connection, bullet-carrying platform (20) are connected with lower box (9) through the card formula fastener, removable multiple model is with different body (7) of adaptation, injection valve (16) are connected the pipeline that quantitative heavy chamber (14) were drawn out through the screw fastening in order to control the injection action, temperature sensor (18) are connected with lower box (9) through the card formula fastener, lower box (9) side division four holes are with fastening connection lower box business turn over mouth (15), altimeter (17), lower box liquid injection mouth (19) and lower box liquid outlet (10).
4. A manufacturing process for manufacturing a explosive body by adopting a fusion-cast explosive forming device is characterized in that:
high-temperature heat-conducting liquid (5) is injected through a liquid injection port (10) of the lower box body to preheat the elastomer (7);
high-temperature heat-conducting liquid (5) is injected between the upper box body (3) and the heat-insulating interlayer (4) through an upper box body liquid injection port (13) to insulate heat;
the upper box body (3) is vacuumized through the air inlet and outlet (1) of the upper box body so as to facilitate the inflow of the molten slurry and the escape of gas in the molten slurry;
injecting the molten slurry into a quantitative sinking cavity (14) through a chemical injection port (12) for temporary storage;
the charge amount of the projectiles (7) with different types is controlled by the overflow valve (6);
the heat-conducting liquid (5) in the lower box body (9) is drained through the liquid outlet of the lower box body;
after the fused slurry in the sinking cavity (14) to be measured is stable, the flow rate is controlled by the injection valve (16), so that the fused slurry uniformly flows into the elastomer (7).
5. The manufacturing process according to claim 4, wherein: the upper box body (3) and the lower box body (9) are respectively pressurized or vacuumized through the upper box body air inlet and outlet (1) and the lower box body air inlet and outlet (15).
6. The manufacturing process according to claim 4, wherein: the circulating flow speed of the low-temperature heat-conducting liquid (5) is controlled through a liquid injection port (13) of the lower box body and a liquid outlet (10) of the lower box body, so that the ambient temperature is constant in the explosive forming process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211312215.8A CN115650805B (en) | 2022-10-25 | 2022-10-25 | Fusion casting explosive forming device and manufacturing process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211312215.8A CN115650805B (en) | 2022-10-25 | 2022-10-25 | Fusion casting explosive forming device and manufacturing process |
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| CN115650805A true CN115650805A (en) | 2023-01-31 |
| CN115650805B CN115650805B (en) | 2024-01-30 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020020510A1 (en) * | 2000-07-11 | 2002-02-21 | Honda Giken Kogyo Kabushiki Kaisha | Method for injection molding metallic materials |
| US20020195733A1 (en) * | 2001-06-25 | 2002-12-26 | Cortum John David | Method and apparatus for casting molten materials using phase-change material |
| CN103626611A (en) * | 2013-12-06 | 2014-03-12 | 中国五洲工程设计集团有限公司 | Automatic multi-head explosive ejector |
| CN103804103A (en) * | 2013-11-25 | 2014-05-21 | 邵建军 | Temperature control molding device of cast explosive |
| CN205528511U (en) * | 2015-12-31 | 2016-08-31 | 辽宁庆阳特种化工有限公司 | High solid content founding explosive forming device |
| US20170137336A1 (en) * | 2014-03-28 | 2017-05-18 | Eurenco | Method and device for recovering, from suspensions containing explosive charges, said explosive charges, dry |
| CN109909505A (en) * | 2019-01-30 | 2019-06-21 | 北京机科国创轻量化科学研究院有限公司 | Molding machine |
| KR102001588B1 (en) * | 2018-06-20 | 2019-07-18 | 주식회사 한화 | Gunpowfer charging device having steam jacket and method for removing coagulation of gunpowfer charging device |
| CN110132069A (en) * | 2019-05-18 | 2019-08-16 | 山东银光科技有限公司 | A kind of filling device for detonation tool internal mix medicament |
| CN211253685U (en) * | 2019-11-08 | 2020-08-14 | 湖南机电职业技术学院 | Bulk explosive drag reduction agent storage box with heat preservation function |
| CN114195604A (en) * | 2021-12-14 | 2022-03-18 | 河南北方红阳机电有限公司 | Novel processing device and processing technology for preparing explosive columns through composite casting |
-
2022
- 2022-10-25 CN CN202211312215.8A patent/CN115650805B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020020510A1 (en) * | 2000-07-11 | 2002-02-21 | Honda Giken Kogyo Kabushiki Kaisha | Method for injection molding metallic materials |
| US20020195733A1 (en) * | 2001-06-25 | 2002-12-26 | Cortum John David | Method and apparatus for casting molten materials using phase-change material |
| CN103804103A (en) * | 2013-11-25 | 2014-05-21 | 邵建军 | Temperature control molding device of cast explosive |
| CN103626611A (en) * | 2013-12-06 | 2014-03-12 | 中国五洲工程设计集团有限公司 | Automatic multi-head explosive ejector |
| US20170137336A1 (en) * | 2014-03-28 | 2017-05-18 | Eurenco | Method and device for recovering, from suspensions containing explosive charges, said explosive charges, dry |
| CN205528511U (en) * | 2015-12-31 | 2016-08-31 | 辽宁庆阳特种化工有限公司 | High solid content founding explosive forming device |
| KR102001588B1 (en) * | 2018-06-20 | 2019-07-18 | 주식회사 한화 | Gunpowfer charging device having steam jacket and method for removing coagulation of gunpowfer charging device |
| CN109909505A (en) * | 2019-01-30 | 2019-06-21 | 北京机科国创轻量化科学研究院有限公司 | Molding machine |
| CN110132069A (en) * | 2019-05-18 | 2019-08-16 | 山东银光科技有限公司 | A kind of filling device for detonation tool internal mix medicament |
| CN211253685U (en) * | 2019-11-08 | 2020-08-14 | 湖南机电职业技术学院 | Bulk explosive drag reduction agent storage box with heat preservation function |
| CN114195604A (en) * | 2021-12-14 | 2022-03-18 | 河南北方红阳机电有限公司 | Novel processing device and processing technology for preparing explosive columns through composite casting |
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