CN111747802A - Explosive recycling treatment process for detonating tool - Google Patents
Explosive recycling treatment process for detonating tool Download PDFInfo
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- CN111747802A CN111747802A CN202010679274.3A CN202010679274A CN111747802A CN 111747802 A CN111747802 A CN 111747802A CN 202010679274 A CN202010679274 A CN 202010679274A CN 111747802 A CN111747802 A CN 111747802A
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- medicine
- explosive
- steel strip
- production
- flaky
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0091—Elimination of undesirable or temporary components of an intermediate or finished product, e.g. making porous or low density products, purifying, stabilising, drying; Deactivating; Reclaiming
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
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- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a recycling treatment process for an initiator, which is realized by the following steps: step one, pouring collected recovered medicine blocks into a melting machine manually; step two, the recovered explosive blocks slide down along the inclined explosive melting pipe while being melted; thirdly, distributing the molten liquid medicine to a cooling steel belt device by a liquid medicine distributor; step four, the cooling steel belt device carries out forced cooling on the liquid medicine; and step five, after the flaky medicine blocks fall down, quantitatively loading the flaky medicine into a hopper through a vibration conveying device for special storage. The production process is simple and smooth, the control of each process parameter is accurate and reliable, the equipment is convenient to operate and maintain, the whole automation level of the production line is higher, and the personnel directly participating in the production are greatly reduced, and the labor intensity is reduced to some extent. The product quality is stable and reliable, and the production efficiency is greatly improved.
Description
Technical Field
The invention belongs to the technical field of explosive recycling equipment, and relates to a recycling treatment process for an exploder.
Background
In the prior art, the application of an automatic production line for melting and injecting the explosive of the detonator realizes the automatic and continuous production of the detonator, but about 10 percent of recovered explosive is mostly TNT and hexogen in the automatic production process, and most of the recovered explosive is collected and reprocessed and applied by adopting a manual operation mode at present.
At present, no production process for carrying out automatic continuous treatment on recovered explosive exists in domestic and overseas production operation of the detonating device, and the production process mainly comprises manual production, crushing and recycling, so that the efficiency is low, the cost is high, the labor intensity of workers is high, the occupational health and safety of the workers are seriously harmed, and the requirements of enterprises on the operation production cost and safety control of the detonating device are hardly met. The guidance suggestion of the technical progress of the civil explosive industry clearly requires the development of the civil explosive production towards the direction of specialization, scale, intensification, cleanness and intrinsic safety, eliminates the high-pollution and high-energy-consumption production technology and the backward operation mode and process equipment, and requires the adoption of automatic process equipment.
Therefore, the development of a process for recycling the recovered explosive generated in the automatic continuous explosive injection production process of the detonating primer is imperative.
Disclosure of Invention
The invention aims to solve the technical problems of inconvenience and low efficiency and safety of manual explosive recycling in the prior art, and provides a recycling treatment process for an initiator to overcome the defects in the prior art.
In order to achieve the purpose, the invention relates to a recycling treatment process for an initiator, which is realized by the following steps:
step one, pouring collected recovered medicine blocks into a melting machine manually;
step two, the recovered medicine blocks slide down along the inclined medicine melting pipe while being melted, and the melted medicine liquid flows out from the lower opening of the medicine melting pipe and flows into the medicine liquid distributor after being filtered by the filtering section;
thirdly, the liquid medicine spreading machine distributes the molten liquid medicine into a certain width and linearly flows out to fall on a cooling steel belt device;
step four, the steel strip is cooled while the liquid medicine falls down, the steel strip also runs at a constant speed, the liquid medicine forms a layer of thin medicine film on the surface of the steel strip, the cooling device forcibly cools the inner side surface of the steel strip in the process that the medicine film runs along with the steel strip, the medicine film is rapidly solidified along with the cooling of the steel strip, and fine cracks are formed on the surface of the medicine film; when the steel strip continues to move to the turning-back position, the medicine film can be separated from the steel strip along with the bending of the steel strip and the brittleness of the medicine film to form flaky fine medicine blocks which fall down;
and step five, after the flaky explosive blocks fall down, quantitatively loading the flaky explosive into a hopper through a vibrating conveying device, and conveying the flaky explosive serving as a raw material for the production of the initiating explosive to a production workshop of the initiating explosive or warehousing for temporary storage.
The invention has the following innovation points:
1) dangerous station does not have fixed operating personnel, and the security is high.
2) The continuous, automatic and intelligent production process flow of the procedures of melting, spreading, cooling, automatic stripping and quantitative collection is realized.
3) And a computer program control system is adopted, and the production line is networked through a control bus, so that the production remote monitoring is realized.
4) The intelligent and safe linkage of a temperature control system, data acquisition and an emergency system is realized, the on-line dosage and parameter control of each process is mastered in real time, and the total dosage of a production line is effectively controlled.
The invention adopts the compressed air cooling technology to improve the solidification speed of the medicine film. In the production process, except that the raw materials are required to be poured into the hopper manually and the hopper is required to be transported, other procedures are completed automatically by machinery, and the labor intensity of workers is reduced.
In the design of the production line, the equipment is arranged as compact as possible, and the liquid flowing distance is reduced. The liquid material is reduced to be kept and hung on the wall in the equipment, the liquid medicine is cooled by a stainless steel belt and a cold gun, and the liquid medicine is collected by a vibration conveying device.
The invention cancels the stirring procedure: the recycled medicine is directly added into a powder tank and then added into a mixer for use after being treated. The repeated heating and stirring of the raw materials are cancelled, the energy consumption is reduced, and a danger point is cancelled.
And (3) canceling a paving follow-up roller: according to the test condition, the flow rate of the liquid medicine flowing out and the running speed of the steel belt are adjusted, and the spreading effect of the liquid medicine can be guaranteed. The follower roller is thus eliminated, eliminating a danger point.
The medicine film is arranged at the turning position of the steel belt, and the automatic stripping effect is good. Thus eliminating the need for a sweep at the turn and a hazard.
The production line adopts the joint control of an industrial control computer and a programmable controller and is networked with a weighing device and a mechanical device through a field bus technology. An operator can monitor the running state of each device in the production process through a configuration monitoring interface of the computer.
All materials in the production process of the production line are basically in a closed conveying state, no leakage and no dust flying occur, all equipment exhaust is connected with a main system of a ventilation system, water bath dust removal treatment is carried out, and the production environment of a workshop is greatly improved.
The production line has the advantages of simple and smooth production process, accurate and reliable control of each process parameter, convenient operation and maintenance of equipment, higher overall automation level of the production line, great reduction of personnel directly participating in production and reduction of labor intensity. The product quality is stable and reliable, the production efficiency is greatly improved, the expected target of project development is realized, and a positive promoting effect is achieved for the development of companies.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to fig. 1, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention relates to a recycling treatment process for an initiator, which is realized by the following steps:
step one, pouring collected recovered medicine blocks into a melting machine manually;
step two, the recovered medicine blocks slide down along the inclined medicine melting pipe while being melted, and the melted medicine liquid flows out from the lower opening of the medicine melting pipe and flows into the medicine liquid distributor after being filtered by the filtering section;
thirdly, the liquid medicine spreading machine distributes the molten liquid medicine into a certain width and linearly flows out to fall on a cooling steel belt device;
step four, the steel strip is cooled while the liquid medicine falls down, the steel strip also runs at a constant speed, the liquid medicine forms a layer of thin medicine film on the surface of the steel strip, the cooling device forcibly cools the inner side surface of the steel strip in the process that the medicine film runs along with the steel strip, the medicine film is rapidly solidified along with the cooling of the steel strip, and fine cracks are formed on the surface of the medicine film; when the steel strip continues to move to the turning-back position, the medicine film can be separated from the steel strip along with the bending of the steel strip and the brittleness of the medicine film to form flaky fine medicine blocks which fall down;
and step five, after the flaky explosive blocks fall down, quantitatively loading the flaky explosive into a hopper through a vibrating conveying device, and conveying the flaky explosive serving as a raw material for the production of the initiating explosive to a production workshop of the initiating explosive or warehousing for temporary storage.
The invention has the following innovation points:
1) dangerous station does not have fixed operating personnel, and the security is high.
2) The continuous, automatic and intelligent production process flow of the procedures of melting, spreading, cooling, automatic stripping and quantitative collection is realized.
3) And a computer program control system is adopted, and the production line is networked through a control bus, so that the production remote monitoring is realized.
4) The intelligent and safe linkage of a temperature control system, data acquisition and an emergency system is realized, the on-line dosage and parameter control of each process is mastered in real time, and the total dosage of a production line is effectively controlled.
The invention adopts the compressed air cooling technology to improve the solidification speed of the medicine film. In the production process, except that the raw materials are required to be poured into the hopper manually and the hopper is required to be transported, other procedures are completed automatically by machinery, and the labor intensity of workers is reduced.
In the design of the production line, the equipment is arranged as compact as possible, and the liquid flowing distance is reduced. The liquid material is reduced to be kept and hung on the wall in the equipment, the liquid medicine is cooled by a stainless steel belt and a cold gun, and the liquid medicine is collected by a vibration conveying device.
The invention cancels the stirring procedure: the recycled medicine is directly added into a powder tank and then added into a mixer for use after being treated. The repeated heating and stirring of the raw materials are cancelled, the energy consumption is reduced, and a danger point is cancelled.
And (3) canceling a paving follow-up roller: according to the test condition, the flow rate of the liquid medicine flowing out and the running speed of the steel belt are adjusted, and the spreading effect of the liquid medicine can be guaranteed. The follower roller is thus eliminated, eliminating a danger point.
The medicine film is arranged at the turning position of the steel belt, and the automatic stripping effect is good. Thus eliminating the need for a sweep at the turn and a hazard.
The production line adopts the joint control of an industrial control computer and a programmable controller and is networked with a weighing device and a mechanical device through a field bus technology. An operator can monitor the running state of each device in the production process through a configuration monitoring interface of the computer.
All materials in the production process of the production line are basically in a closed conveying state, no leakage and no dust flying occur, all equipment exhaust is connected with a main system of a ventilation system, water bath dust removal treatment is carried out, and the production environment of a workshop is greatly improved.
The production line has the advantages of simple and smooth production process, accurate and reliable control of each process parameter, convenient operation and maintenance of equipment, higher overall automation level of the production line, great reduction of personnel directly participating in production and reduction of labor intensity. The product quality is stable and reliable, the production efficiency is greatly improved, the expected target of project development is realized, and a positive promoting effect is achieved for the development of companies.
The melting machine mainly comprises an exhaust hood, a feed hopper, a melting device and a filtering section, is mainly used for melting the recovered chemicals and is made of stainless steel. The exhaust hood mainly comprises a profile frame and a polycarbonate panel and is placed above the feed hopper. The top is provided with an air exhaust interface, an air exhaust pipeline and a fire-fighting rain pipe. The side of the rectangular box body structure of the feeding hopper is provided with a heat preservation layer, and the bottom of the rectangular box body structure is provided with six explosive melting pipes below the six discharging hoppers, so that all recovered explosive can enter the explosive melting pipes without dead angles. The melting device consists of an upper tube plate flange, a lower tube plate flange, a cylinder body and a flux tube. Two rows of the powder melting tubes which are composed of 6 conical stainless steel tubes arranged in an inclined way at an angle of 45 degrees are arranged between the upper tube plate and the lower tube plate. High-temperature hot water is introduced between the explosive melting pipe and the cylinder body to be used as a heat source for melting the recycled explosive. A water baffle is arranged between the flux pipes, so that hot water circulates along a fixed channel without dead zones. The filtering section is connected below the melting device, and a material blocking frame is arranged between the melting device and the filtering section to prevent large materials from falling. The filtering section is mainly made of sectional materials and steel plates, and is a supporting seat of the upper melting device and a connecting device of the lower liquid medicine distributor. The filtering section is provided with a filter screen frame with a hot water passage, a filter screen and a heat-insulating valve which is convenient for taking out the filter screen. Ensure foreign matters and impurities to enter the liquid medicine spreading machine.
The liquid medicine distributing machine mainly comprises a receiving hopper and a distributing device. Is mainly used for controlling the outflow speed and the outflow form of the liquid medicine. The receiving hopper consists of an upper connecting flange, a lower connecting flange, a jacket box body and a heat-insulating layer. Used for connecting the distributing device and temporarily storing the liquid medicine. The distributing device is formed by assembling an aluminum alloy machine, and the liquid medicine outlet is provided with a flashboard capable of adjusting the size of the outlet gap. The distributor can make the liquid medicine flow out uniformly in a waterfall shape in a certain width and fall on the cooling steel belt device.
The steel belt cooling device mainly comprises a steel belt conveyor, a cooling device, a quantitative split charging device and the like. Is used for film forming, cooling and solidifying, and tabletting and subpackaging of the liquid medicine. The steel belt conveyor comprises a frame, a driven roller, a steel belt, a driving roller, a carrier roller device, an exhaust shield, a driving device, a scraper device and the like. The frame is made of section bars and is an installation foundation for all parts of the conveyor. The driven roller is provided with a tensioning mechanism to ensure that the steel belt keeps certain tension. The steel belt is formed by rolling and welding stainless steel plates, the surface is smooth and flat, and the guide strip is stuck on the inner surface, so that the steel belt is not deviated when in operation; and material blocking strips are stuck on two sides of the outer surface to ensure that the liquid medicine cannot flow out from two sides of the steel belt. The exhaust shield consists of a section bar frame, a steel plate, a polycarbonate observation window and an exhaust pipe. The driving device consists of a hydraulic motor and a speed reducer, is connected with the driving roller through a coupler and provides driving force for the operation of the steel belt conveyor. The scraper device consists of a scraper and an adjusting mechanism, is arranged outside the steel belt of the driving roller, and ensures that all solidified tablets fall off from the steel belt. The cooling device is composed of a plurality of cooling guns, and compressed air generates cold air through the cooling guns and blows the cold air on the inner side surface of the steel strip, so that the liquid medicine film on the steel strip is rapidly cooled and solidified. The quantitative subpackaging device consists of a discharge hopper, a vibration conveying device and a weighing device. The discharge hopper is made of sectional materials and steel plates, and can store a certain amount of tablets when the vibration conveying device is paused, so that continuous production of upstream equipment is guaranteed. The trough of the vibration conveying device is made of stainless steel in a bending mode, the width of the trough is 250mm, the length of the trough is 955mm, the depth of the trough is 100mm, a pneumatic vibrator is installed at the bottom of the trough, a reed is installed on the pneumatic vibrator, damping rubber is installed on a bottom support, and a polyurethane transparent plate is covered on the trough body, so that the material conveying condition can be observed conveniently. The weighing device consists of a weighing table top and an explosion-proof weighing sensor, and tablets are quantitatively loaded into the hopper.
The automatic control system adopts 'centralized monitoring' and 'decentralized control', and an industrial local area network of the medicine injection production line is formed by a central monitoring station and sub-control stations (material weighing, lifting, medicine mixing, medicine injection, preheating, nursing and the like). The sub-control station adopts a PLC programmable controller to monitor and control and manage the production process, and the PLC transmits the production condition to a computer system of the central monitoring station through an industrial local area network. The SMATIC S7-300 programmable controller and SIMATIC IL40SV2 industrial control computer of Siemens company are selected, and advanced WINCC monitoring software is matched to realize various functions of the monitoring system of the injection production line, so that the requirement of the automatic control system of the injection production line can be completely met. The SMATIC S7-300 PLC, as a new generation product of Siemens, has the following characteristics:
the function is strong: the system has strong computing performance, perfect instruction set, MPI interface and network capability of networking through SMATIC NET, and has stronger functions.
And (3) fast: the instruction processing is extremely fast, 1024 binary statements can be processed by a powerful CPU only within 0.3ms, and the method is also excellent in word-oriented processing.
General purpose: the high-performance template and six CPUs are suitable for any application occasion; the module can be expanded to 3 expansion racks; MMI (man-machine interface) interface circuits are integrated; WINDOWS STEP7 programs the software.
Fully integrating: all modules are modularized, the installation is convenient, and the operation is reliable.
WINCC is a configuration software platform released by Siemens, which is convenient to use, can construct flexible interface and strong functions, and WINCC configuration software can be used for developing strong combined pictures.
The system is a distributed control system based on a PROFIBUS field bus. The bottommost layer of the system is an equipment control layer which is mainly used for completing the field control and detection of production equipment. The second layer is a monitoring layer which mainly completes the real-time monitoring of the production process and issues control instructions to the equipment control layer.
The monitoring layer of the system adopts WINCC configuration software, and the system undertakes the work of data management, factory data acquisition, alarming, trend, data recording, Chinese report and the like. An operator can know the running condition of the whole production line in detail through the operation terminal, and can issue operation control instructions to command production to realize automatic control. The dispatching center mainly completes the following work:
and (3) control operation: the central control room can control the controlled equipment of the whole system on line in real time, such as starting and stopping a certain equipment, manually or automatically executing sequence control, switching of PLC control modes, modification of field PLC parameter set values and the like.
And (4) display function: displaying the operation condition of the controlled equipment of each PLC station in real time by using a graph; dynamically displaying a production process flow chart and selectively popping up a multi-level detailed chart on the flow chart; the numerical value and range list of various analog signals, switch signals, various accumulated quantity signals and the like is dynamically displayed and is vividly represented in real time by means of buttons, switches, signal lamps, colors, percentages and the like.
Data processing: and calculating main production indexes by using the real-time data and the historical data.
The alarm function is as follows: when the measured value of a certain analog quantity (such as flow, pressure and the like) exceeds a given range or a certain switching value (such as motor start-stop, valve switch and the like) changes, alarms of different levels can be sent out according to different requirements.
A printing function: the printing of reports and graphs and the real-time printing of various events and alarms can be realized.
The system equipment control layer adopts a Siemens field bus and consists of an upper computer and a sub-control station.
The monitored signals were: hot water temperature, steel belt conveyor rotating speed, vibration conveying start-stop, weighing and other signals.
The specification of the control cabinet is as follows: 800*500*2000
The rack includes: the air switch, the wiring groove, the wiring terminal, the grounding wire, the alarm and the like.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (1)
1. A recycling treatment process for an initiator is characterized by comprising the following steps of:
step one, pouring collected recovered medicine blocks into a melting machine manually;
step two, the recovered medicine blocks slide down along the inclined medicine melting pipe while being melted, and the melted medicine liquid flows out from the lower opening of the medicine melting pipe and flows into the medicine liquid distributor after being filtered by the filtering section;
thirdly, the liquid medicine spreading machine distributes the molten liquid medicine into a certain width and linearly flows out to fall on a cooling steel belt device;
step four, the steel strip is cooled while the liquid medicine falls down, the steel strip also runs at a constant speed, the liquid medicine forms a layer of thin medicine film on the surface of the steel strip, the cooling device forcibly cools the inner side surface of the steel strip in the process that the medicine film runs along with the steel strip, the medicine film is rapidly solidified along with the cooling of the steel strip, and fine cracks are formed on the surface of the medicine film; when the steel strip continues to move to the turning-back position, the medicine film can be separated from the steel strip along with the bending of the steel strip and the brittleness of the medicine film to form flaky fine medicine blocks which fall down;
and step five, after the flaky explosive blocks fall down, quantitatively loading the flaky explosive into a hopper through a vibrating conveying device, and conveying the flaky explosive serving as a raw material for the production of the initiating explosive to a production workshop of the initiating explosive or warehousing for temporary storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679274.3A CN111747802A (en) | 2020-07-07 | 2020-07-07 | Explosive recycling treatment process for detonating tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679274.3A CN111747802A (en) | 2020-07-07 | 2020-07-07 | Explosive recycling treatment process for detonating tool |
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| Publication Number | Publication Date |
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| CN111747802A true CN111747802A (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010679274.3A Pending CN111747802A (en) | 2020-07-07 | 2020-07-07 | Explosive recycling treatment process for detonating tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115010558A (en) * | 2022-05-20 | 2022-09-06 | 中国五洲工程设计集团有限公司 | Recovered medicine forming production process and equipment technology |
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| US5351596A (en) * | 1991-08-15 | 1994-10-04 | Albright & Wilson Limited | Processing of powder |
| CN203004183U (en) * | 2012-11-15 | 2013-06-19 | 广西梧州松脂股份有限公司 | Sheet-shaped disproportionated rosin molding equipment |
| CN206731058U (en) * | 2017-03-14 | 2017-12-12 | 珠海赛辰科技有限公司 | Steel belt pelleting machine |
| CN208443277U (en) * | 2018-04-28 | 2019-01-29 | 山东银光科技有限公司 | A kind of diplopore detonation tool |
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2020
- 2020-07-07 CN CN202010679274.3A patent/CN111747802A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5351596A (en) * | 1991-08-15 | 1994-10-04 | Albright & Wilson Limited | Processing of powder |
| CN203004183U (en) * | 2012-11-15 | 2013-06-19 | 广西梧州松脂股份有限公司 | Sheet-shaped disproportionated rosin molding equipment |
| CN206731058U (en) * | 2017-03-14 | 2017-12-12 | 珠海赛辰科技有限公司 | Steel belt pelleting machine |
| CN208443277U (en) * | 2018-04-28 | 2019-01-29 | 山东银光科技有限公司 | A kind of diplopore detonation tool |
Non-Patent Citations (1)
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| 陈群清: "《改进乳化炸药冷却设备提高本质安全度》", 《安全与健康 》 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115010558A (en) * | 2022-05-20 | 2022-09-06 | 中国五洲工程设计集团有限公司 | Recovered medicine forming production process and equipment technology |
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Application publication date: 20201009 |