CN114031471B - Propellant powder loads pre-compaction device - Google Patents
Propellant powder loads pre-compaction device Download PDFInfo
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- CN114031471B CN114031471B CN202111261127.5A CN202111261127A CN114031471B CN 114031471 B CN114031471 B CN 114031471B CN 202111261127 A CN202111261127 A CN 202111261127A CN 114031471 B CN114031471 B CN 114031471B
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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
- C06B21/0033—Shaping the mixture
- C06B21/0075—Shaping the mixture by extrusion
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Abstract
The invention discloses a propellant powder filling and prepressing device which comprises a medicine strip conveying mechanism support and a medicine pressing mechanism mounting frame, wherein a medicine strip containing mechanism, a medicine strip conveying mechanism and a medicine strip buffer hopper are sequentially arranged on the medicine strip conveying mechanism support from left to right, a lifting guide rail and a medicine pressing mechanism are sequentially arranged on the medicine pressing mechanism mounting frame from top to bottom, and a medicine material filling barrel is arranged below the medicine pressing mechanism. According to the propellant powder filling and pre-pressing device, the propellant powder filling and pre-pressing mechanism can be moved and matched with the powder strip buffer hopper, so that the switching between powder pressing and material supplementing can be realized, and continuous multiple material supplementing and powder pressing can be realized. According to the propellant powder filling and prepressing device, the powder strip conveying mechanism can continuously convey the filtered propellant powder strips into the powder strip buffering hopper, the upper overturning flashboard and the lower overturning flashboard of the powder strip buffering hopper can control the falling of the propellant powder strips, and the powder strip conveying mechanism is matched with the upper overturning flashboard and the lower overturning flashboard, so that uninterrupted material supplementing can be realized.
Description
Technical Field
The invention belongs to the field of explosives and powders, relates to a propellant powder filling device, and particularly relates to a propellant powder filling prepressing device.
Background
The preparation of the propellant generally requires a plurality of procedures, and the core procedures comprise absorption, calendaring, gelling, filtering, stretching, cutting, dissolving removal and the like. The conventional filtering and stretching processes are oil pressure processes, wherein the filtering process mainly has the function of discharging impurities, un-plasticized full grains and free bubbles which are mixed in propellant powder, so that the plasticized grains need to be extruded into medicinal strips through a filtering mold under certain pressure, and the stretching process is to extrude the filtered materials into required shapes. Therefore, a step of process is required to be added between the two processes, the process is called as filling prepressing, and the specific process of the filling prepressing is as follows: filling the filtering explosive strips into a forming explosive cylinder, compacting the filtering explosive strips by an oil pressure punch, supplementing the forming explosive cylinder, compacting again, and repeatedly supplementing until 3/4 of the forming explosive cylinder is filled with the materials, and then stopping feeding.
The filling and prepressing device for propellant powder in the prior art has the following defects: firstly, the switching between medicine pressing and material supplementing cannot be realized, so that the medicine pressing and material supplementing for multiple times continuously cannot be realized; secondly, the phenomenon that air is wrapped in the medicine materials in the material supplementing process cannot be avoided; thirdly, the pre-pressing is carried out by filling the filtered propellant powder strips into an oil hydraulic cylinder, the operation is usually manual operation, the labor intensity of the manual operation is high, the volatile solvent has great damage to human bodies, and the operation has serious danger.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a propellant powder filling and prepressing device, which solves the technical problem that the propellant powder filling and prepressing device in the prior art cannot continuously feed and press propellant powder for multiple times.
In order to solve the technical problems, the invention adopts the following technical scheme:
a propellant powder filling and prepressing device comprises a medicine strip conveying mechanism support, a medicine strip containing mechanism is arranged on one transverse side of the medicine strip conveying mechanism support, a medicine strip buffering hopper is arranged on the other transverse side of the medicine strip conveying mechanism support, and a medicine strip conveying mechanism is arranged on the medicine strip conveying mechanism support between the medicine strip containing mechanism and the medicine strip buffering hopper; the medicine strip containing mechanism is internally provided with one transverse end of the medicine strip conveying mechanism, and the other transverse end of the medicine strip conveying mechanism is contacted with the top end of the medicine strip buffering hopper;
the medicine strip conveying mechanism support is arranged on the medicine strip conveying mechanism support; a lifting guide rail is arranged on the mounting frame of the pressing mechanism, the top of the pressing mechanism is arranged in the lifting guide rail, and a medicine material filling cylinder is arranged below the bottom of the pressing mechanism; a hopper mounting plate is fixedly mounted on the medicine pressing mechanism mounting frame, the hopper mounting plate is positioned below the lifting guide rail, and the bottom of the medicine strip transition hopper is fixedly arranged on the hopper mounting plate; the top end of one transverse side of the medicine strip transition hopper is contacted with the bottom end of the medicine strip buffering hopper, a medicine material filling cylinder is arranged below the bottom end of the other transverse side of the medicine strip transition hopper, and a medicine pressing mechanism is arranged above the bottom end of the other transverse side of the medicine strip transition hopper;
the medicine strip buffer hopper comprises a medicine strip storage shell, the medicine strip storage shell is arranged on the other transverse side of the medicine strip conveying mechanism bracket, and one transverse side of the medicine strip storage shell is contacted with the other transverse end of the medicine strip conveying mechanism; a transverse end of a medicine strip buffering shell is integrally arranged in the other transverse side of the medicine strip storage shell, and the other transverse end of the medicine strip buffering shell is in contact with the top end of a medicine strip transition hopper; the space in the medicine strip storage shell and the medicine strip buffering shell is a medicine strip buffering bin;
the medicine pressing mechanism comprises an upper medicine pressing seat, the upper medicine pressing seat is installed in the lifting guide rail, the top end of a lower medicine pressing cylinder is fixedly arranged on the lower bottom surface of the upper medicine pressing seat, and the bottom end of the lower medicine pressing cylinder is arranged in the bottom of the medicine strip transition hopper shell; a pressure rod mounting plate is fixedly arranged in the lower pressure cartridge, the top end of the medicine pressure rod is mounted on the pressure rod mounting plate, and a medicine pressure head is integrally arranged at the bottom end of the medicine pressure rod;
the medicine strip transition hopper comprises a medicine strip transition hopper shell, and the space in the medicine strip transition hopper shell is a medicine strip transition bin;
the medicine strip transition hopper shell comprises a top hopper shell, the top end of the top hopper shell is contacted with the bottom end of the medicine strip buffering hopper, the bottom end of the top hopper shell is integrally provided with the top end of one transverse side of the eccentric hopper shell, and the bottom end of the other transverse end of the eccentric hopper shell is integrally provided with a bottom hopper shell; the top end and the bottom end of the bottom hopper shell are both open, the bottom hopper shell is fixedly arranged on the hopper mounting plate, the bottom of the downward-pressing cartridge case is arranged above the bottom hopper shell, and the medicine material filling cylinder is arranged below the bottom hopper shell;
the drug filling cylinder comprises a drug filling cylinder body, the top end of the drug filling cylinder body is open, and the bottom end of the drug filling cylinder body is provided with a bottom sealing seat; the space in the medicine filling cylinder body and the bottom sealing seat is a medicine filling bin;
the medicine strip buffering bin and the medicine strip transition bin are communicated with the medicine material filling bin in sequence;
the inner diameter of the bottom hopper shell is larger than the outer diameter of the downward-pressing medicine cylinder, and the outer diameter of the bottom hopper shell is smaller than the inner diameter of the medicine material filling cylinder body;
the upper pressing medicine seat can vertically move in the lifting guide rail; the downward-pressing medicine cylinder moves along with the movement of the upper medicine pressing seat, and can move to the inside of the hopper shell at the bottom; the medicine material depression bar remove along with the removal of last pressure medicine seat, medicine material pressure head and medicine material depression bar synchronous motion, the medicine material pressure head can remove along vertical in the storehouse is filled to the medicine material.
The invention also has the following features:
specifically, an upper rotating shaft is installed in the top of the medicine strip storage shell, an upper turning gate is installed on the upper rotating shaft, and the upper turning gate can turn around the upper rotating shaft; a lower rotating shaft is arranged in the bottom of the medicine strip storage shell, a lower overturning flashboard is arranged on the lower rotating shaft, and the lower overturning flashboard can overturn around the lower rotating shaft.
Specifically, the medicine strip containing mechanism comprises a medicine strip containing box body, and the medicine strip containing box body is arranged on one transverse side of the medicine strip conveying mechanism bracket; a feeding chute is arranged in the medicine strip containing box body, and a medicine strip containing bin is arranged in the space in the feeding chute; a medicine strip feeding cylinder is installed in a turnover mode on one transverse side of the medicine strip containing box body, the medicine strip feeding cylinder can be in contact with one transverse end of the feeding sliding groove, and the other transverse end of the feeding sliding groove is in contact with one transverse end of the medicine strip conveying mechanism.
Preferably, the medicine strip surge hopper set up for the slope, the horizontal one end of medicine strip surge hopper is higher than the horizontal other end of medicine strip surge hopper, medicine strip surge hopper is 45 with the contained angle of horizontal direction.
The medicine strip conveying mechanism comprises a medicine strip conveying mechanism support, the bottom end of the medicine strip conveying mechanism support is installed on the medicine strip conveying mechanism support, and a medicine strip conveying belt is arranged in the top end of the medicine strip conveying mechanism support; one transverse end of the medicine strip conveying belt is arranged in the medicine strip containing mechanism, and the other transverse end of the medicine strip conveying belt is in contact with the top end of the medicine strip buffering hopper; skirt edge baffles are arranged on the two longitudinal sides of the medicine strip conveying belt; the medicine strip conveying belt is provided with a plurality of partition plates, and the plurality of partition plates are arranged along the movement direction of the medicine strip conveying belt.
Specifically, a nitrogen pipe fixing piece is fixedly arranged on the upper bottom surface of the upper medicine pressing seat, the top end of a telescopic nitrogen pipe is fixedly arranged on the nitrogen pipe fixing piece, the telescopic nitrogen pipe penetrates through a pressure rod mounting plate, and the bottom end of the telescopic nitrogen pipe extends out of the bottom end of the lower medicine pressing cylinder and extends into the medicine material filling bin; the telescopic nitrogen pipe can perform telescopic motion in the medicine material filling bin.
Specifically, the pressure head pressure at the medicine material pressure head is 2 MPa-4 MPa.
Preferably, the medicine filling cylinder is arranged on the medicine filling cylinder transfer mechanism; the drug loading barrel transfer mechanism comprises a transfer bottom support, the bottom end of a transfer belt seat is mounted on the transfer support, a transfer belt is arranged in the top end of the transfer belt seat, and a drug loading barrel is arranged on the transfer belt; the medicine material fills a section of thick bamboo can move along vertically under the drive of transporting the area.
Preferably, the medicine pressing mechanism mounting frame is arranged on a support at the bottom of the medicine pressing mechanism.
Compared with the prior art, the invention has the following technical effects:
according to the propellant powder filling and pre-pressing device disclosed by the invention, the propellant powder can be switched between pressing and supplementing through the movement of the propellant powder pressing mechanism and the matching of the powder strip buffer hopper, so that continuous and repeated supplementing and pressing are realized. According to the invention, after the propellant powder medicine strips fall into the medicine strip transition hopper, the medicine pressing mechanism is moved downwards, and a space is reserved between the medicine pressing barrel and the medicine strip transition hopper of the medicine pressing mechanism, so that the propellant powder medicine strips can fall into the medicine material filling bin of the medicine material filling barrel, and material supplement is realized; when all the propellant powder strips fall into the powder filling bin, the powder pressing mechanism moves downwards continuously, the downward pressing cartridge barrel penetrates through the powder strip transition hopper, and the pressing head presses downward to compact the filled propellant powder strips to finish powder pressing; after pressing the medicine, will press the medicine mechanism to rise, push down and leave the space again between cartridge case and the medicine strip transition hopper, carry out the feed supplement of new round.
According to the propellant powder filling and prepressing device, the propellant powder strips can be continuously conveyed into the powder strip buffering hopper by the powder strip conveying mechanism after filtration, the upper turnover flashboard and the lower turnover flashboard of the powder strip buffering hopper can control the falling of the propellant powder strips, and the powder strip conveying mechanism is matched with the upper turnover flashboard and the lower turnover flashboard, so that uninterrupted material supplement can be realized.
According to the propellant powder filling and prepressing device, the telescopic nitrogen pipe in the propellant powder pressing mechanism can be used for filling nitrogen all the time in the material supplementing process, so that a propellant powder strip is prevented from being wrapped in new air bubbles in the filling process, and therefore adiabatic compression or other dangers in the subsequent pressing and stretching process are avoided.
(IV) the propellant powder filling and prepressing device can automatically realize the operations of feeding, supplementing and pressing, avoids the danger of manual operation, and ensures the safety of operators.
Drawings
Fig. 1 is a schematic view of the overall structure of the propellant charge filling and prepressing apparatus.
Fig. 2 is a front sectional structural schematic view of the propellant charge filling and preloading device.
Fig. 3 is a structural schematic diagram of a medicine strip transition hopper.
The meaning of each reference number in the figures is: 1-a medicine strip conveying mechanism support, 2-a medicine strip containing mechanism, 3-a medicine strip buffering hopper, 4-a medicine strip conveying mechanism, 5-a medicine pressing mechanism mounting rack, 6-a lifting guide rail, 7-a hopper mounting plate, 8-a medicine pressing mechanism, 9-a medicine strip transition hopper, 10-a medicine material filling cylinder, 11-a medicine material filling cylinder transferring mechanism, 12-a medicine pressing mechanism bottom support and 13-a medicine strip transition hopper support frame;
201-a medicine strip containing box body, 202-a feeding chute, 203-a medicine strip containing bin and 204-a medicine strip feeding barrel;
301-medicine strip storage shell, 302-medicine strip buffer shell, 303-medicine strip buffer bin, 304-upper rotating shaft, 305-upper turning gate plate, 306-lower rotating shaft and 307-lower turning gate plate;
401-medicine strip conveying mechanism support, 402-medicine strip conveying belt, 403-skirt baffle plate and 404-clapboard;
801-upper pressure medicine seat, 802-lower pressure medicine cylinder, 803-pressure rod mounting plate, 804-medicine pressure rod, 805-medicine pressure head, 806-nitrogen pipe fixing piece and 807-telescopic nitrogen pipe;
901-medicine strip transition hopper shell, 902-medicine strip transition bin;
1001-medicine material filling barrel body, 1002-bottom sealing seat and 1003-medicine material filling bin;
1101-transport bottom rack, 1102-transport tape deck, 1103-transport tape;
90101-top hopper shell, 90102-eccentric hopper shell, 90103-bottom hopper shell.
The present invention will be explained in further detail with reference to examples.
Detailed Description
All parts in the present invention are those known in the art, unless otherwise specified.
In the present invention, it is to be noted that:
the telescoping nitrogen line is controlled using known means commonly used in the art.
The conveying belt and the transfer belt of the medicine strip adopt a conveying belt known in the field.
The following embodiments are given as examples of the present invention, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are included in the protection scope of the present invention.
Example (b):
the embodiment provides a propellant powder filling and pre-pressing device, as shown in fig. 1 to 2, which comprises a medicine strip conveying mechanism support 1, wherein a medicine strip containing mechanism 2 is arranged on one transverse side of the medicine strip conveying mechanism support 1, a medicine strip buffering hopper 3 is arranged on the other transverse side of the medicine strip conveying mechanism support 1, and a medicine strip conveying mechanism 4 is arranged on the medicine strip conveying mechanism support 1 between the medicine strip containing mechanism 2 and the medicine strip buffering hopper 3; the medicine strip containing mechanism 2 is internally provided with one transverse end of a medicine strip conveying mechanism 4, and the other transverse end of the medicine strip conveying mechanism 4 is contacted with the top end of the medicine strip buffer hopper 3;
the medicine strip conveying mechanism comprises a medicine strip conveying mechanism support 1 and a medicine pressing mechanism mounting frame 5, wherein the medicine pressing mechanism mounting frame 5 is arranged beside one transverse side of the medicine strip conveying mechanism support 1; a lifting guide rail 6 is arranged on the medicine pressing mechanism mounting frame 5, the top of a medicine pressing mechanism 8 is arranged in the lifting guide rail 6, and a medicine material filling barrel 10 is arranged below the bottom of the medicine pressing mechanism 8; a hopper mounting plate 7 is fixedly mounted on the medicine pressing mechanism mounting frame 5, the hopper mounting plate 7 is positioned below the lifting guide rail 6, and the bottom of a medicine strip transition hopper 9 is fixedly arranged on the hopper mounting plate 7; the top end of one transverse side of the medicine strip transition hopper 9 is contacted with the bottom end of the medicine strip buffering hopper 3, a medicine material filling cylinder 10 is arranged below the bottom end of the other transverse side of the medicine strip transition hopper 9, and a medicine pressing mechanism 8 is arranged above the bottom end of the other transverse side of the medicine strip transition hopper 9;
the medicine strip buffer hopper 3 comprises a medicine strip storage shell 301, the medicine strip storage shell 301 is installed on the other transverse side of the medicine strip conveying mechanism support 1, and one transverse side of the medicine strip storage shell 301 is in contact with the other transverse end of the medicine strip conveying mechanism 4; a transverse end of a medicine strip buffering shell 302 is integrally arranged in the other transverse side of the medicine strip storage shell 301, and the other transverse end of the medicine strip buffering shell 302 is in contact with the top end of the medicine strip transition hopper 9; the space in the drug strip storage shell 301 and the drug strip buffering shell 302 is a drug strip buffering bin 303;
the medicine pressing mechanism 8 comprises an upper medicine pressing seat 801, the upper medicine pressing seat 801 is installed in the lifting guide rail 6, the top end of a lower medicine pressing cylinder 802 is fixedly arranged on the lower bottom surface of the upper medicine pressing seat 801, and the bottom end of the lower medicine pressing cylinder 802 is arranged in the bottom of the medicine strip transition hopper shell 901; a pressure rod mounting plate 803 is fixedly arranged in the lower pressure cartridge 802, the top end of a medicine pressure rod 804 is arranged on the pressure rod mounting plate 803, and a medicine pressure head 805 is integrally arranged at the bottom end of the medicine pressure rod 804;
the medicine strip transition hopper 9 comprises a medicine strip transition hopper shell 901, and the space in the medicine strip transition hopper shell 901 is a medicine strip transition bin 902;
the medicine strip transition hopper shell 901 comprises a top hopper shell 90101, the top end of the top hopper shell 90101 is in contact with the bottom end of the medicine strip buffering hopper 3, the bottom end of the top hopper shell 90101 is integrally provided with the top end of one transverse side of the eccentric hopper shell 90102, and the bottom end of the other transverse end of the eccentric hopper shell 90102 is integrally provided with a bottom hopper shell 90103; the top end and the bottom end of the bottom hopper shell 90103 are both open, the bottom hopper shell 90103 is fixedly mounted on the hopper mounting plate 501, the bottom of the downward pressing medicine cylinder 802 is arranged above the bottom hopper shell 90103, and the medicine material filling cylinder 10 is arranged below the bottom hopper shell 90103;
the medicine filling barrel 10 comprises a medicine filling barrel body 1001, the top end of the medicine filling barrel body 1001 is open, and a bottom sealing seat 1002 is arranged at the bottom end of the medicine filling barrel body 1001; the space in the medicine filling barrel body 1001 and the bottom sealing seat 1002 is a medicine filling bin 1003;
the drug strip buffer bin 303, the drug strip transition bin 902 and the drug material filling bin 1003 are communicated in sequence;
the inner diameter of the bottom hopper housing 90103 is larger than the outer diameter of the push-down cartridge 802, and the outer diameter of the bottom hopper housing 90103 is smaller than the inner diameter of the drug loading cartridge barrel 1001;
the upper pressing base 801 can move vertically in the lifting guide rail 6; the push-down cartridge 802 moves with the movement of the upper pressure base 801, and the push-down cartridge 802 can move into the bottom hopper housing 90103; the medicine pressing rod 804 moves along with the movement of the upper medicine pressing seat 801, the medicine pressing head 805 and the medicine pressing rod 804 move synchronously, and the medicine pressing head 805 can move vertically in the medicine filling bin 1003.
In this embodiment, the eccentric hopper housing 90102 can increase the feeding speed of the propellant powder stick to be loaded.
As a specific scheme in this embodiment, an upper rotating shaft 304 is installed in the top of the medicine stick storage housing 301, an upper turning shutter 305 is installed on the upper rotating shaft 304, and the upper turning shutter 305 can turn around the upper rotating shaft 304; a lower rotating shaft 306 is installed in the bottom of the medicine strip storage shell 301, a lower turning gate 307 is installed on the lower rotating shaft 306, and the lower turning gate 307 can turn around the lower rotating shaft 306. In this embodiment, the upper turning gate plate 305 and the lower turning gate plate 307 are controlled to be closed and opened and closed by a pneumatic motor.
As a specific scheme of the embodiment, the medicine strip containing mechanism 2 comprises a medicine strip containing box 201, and the medicine strip containing box 201 is arranged on one lateral side of the medicine strip conveying mechanism bracket 1; a feeding chute 202 is arranged in the medicine strip containing box body 201, and a medicine strip containing bin 203 is arranged in the feeding chute 202; the medicine strip holds and to convertible install medicine strip feed cylinder 204 on the horizontal one side of box body 201, and medicine strip feed cylinder 204 can contact with the horizontal one end of feeding chute 202, and the horizontal other end of feeding chute 202 contacts with the horizontal one end of medicine strip conveying mechanism 4. In this embodiment, the medicine strip holds mechanism 2 and has realized the operation convenience.
As a specific scheme in this embodiment, the medicine strip buffering hopper 3 is arranged obliquely, one transverse end of the medicine strip buffering hopper 3 is higher than the other transverse end of the medicine strip buffering hopper 3, and an included angle between the medicine strip buffering hopper 3 and the horizontal direction is 45 degrees; in this embodiment, with the setting of the medicine strip buffering hopper 3 slope 45 can guarantee to wait to load and launch the medicine strip and fall into medicine strip transition hopper 9 smoothly, fast, uninterruptedly.
As a specific scheme in this embodiment, the drug strip conveying mechanism 4 includes a drug strip conveying mechanism support 401, the bottom end of the drug strip conveying mechanism support 401 is mounted on the drug strip conveying mechanism support 1, and a drug strip conveying belt 402 is disposed in the top end of the drug strip conveying mechanism support 401; one transverse end of the medicine strip conveying belt 402 is arranged in the medicine strip containing mechanism 2, and the other transverse end of the medicine strip conveying belt 402 is contacted with the top end of the medicine strip buffering hopper 3; skirt baffles 403 are arranged at the two longitudinal sides of the medicine strip conveying belt 402; a plurality of partition plates 404 are arranged on the medicine strip conveying belt 402, and the plurality of partition plates 404 are arranged along the movement direction of the medicine strip conveying belt 402; in this embodiment, the medicine strip conveying belt 402 is disposed obliquely, and one transverse end of the medicine strip conveying belt 402 is lower than the other transverse end of the medicine strip conveying belt 402; the skirt baffle 403 and the partition 404 can prevent the propellant powder strips to be filled from deviating and slipping.
As a specific scheme of this embodiment, a nitrogen tube fixing member 806 is fixedly arranged on the upper bottom surface of the upper pressure medicine seat 801, the top end of a retractable nitrogen tube 807 is fixedly arranged on the nitrogen tube fixing member 806, the retractable nitrogen tube 807 penetrates through the pressure lever mounting plate 803, and the bottom end of the retractable nitrogen tube 807 extends out of the bottom end of the lower pressure medicine cylinder 802 and can extend into the medicine material filling bin 1003; the telescopic nitrogen pipe 807 can perform telescopic motion in the medicine material filling bin 1003; in this embodiment, the retractable nitrogen pipe 807 can fill nitrogen into the to-be-filled propellant powder strips all the time in the filling process, so as to avoid wrapping new air bubbles in the to-be-filled propellant powder strips, thereby avoiding adiabatic compression or other dangers in the subsequent compression and stretching process.
As a specific scheme of the embodiment, the pressure of the medicine material pressure head 805 is 2 MPa-4 MPa; in the embodiment, the pressure of the pressure head of 2-4 Mpa can press the propellant powder strip to be filled into a dough shape, and free air in the propellant powder strip to be filled; if the pressure is exceeded, energy consumption is wasted, and equipment cost investment is increased, so that the cost is increased.
As a specific scheme of this embodiment, the medicine filling cylinder 10 is arranged on the medicine filling cylinder transfer mechanism 11; the drug filling barrel transferring mechanism 11 comprises a transferring bottom support 1101, the bottom end of a transferring belt seat 1102 is mounted on the transferring support, a transferring belt 1103 is arranged in the top end of the transferring belt seat 1102, and a drug filling barrel 10 is arranged on the transferring belt 1103; the drug-filled cartridge 10 can be moved in the longitudinal direction by the transfer belt 1103.
In this embodiment, the medicine filling cylinder transfer mechanism 11 can facilitate the movement and positioning of the medicine filling cylinder 10; as a preferable aspect of this embodiment, a position sensor is provided on the transfer belt 1103, and the position sensor can measure the position of the medicine filling cylinder 10; the cartridge 10 is positioned by a pneumatic stop.
As a specific solution of this embodiment, the pressing mechanism mounting frame 5 is disposed on the pressing mechanism bottom bracket 12; in this embodiment, the bottom support 12 of the pressing mechanism plays a role in bearing, so as to ensure that the pressing mechanism 8 can keep stable in the working process and the mounting rack 5 of the pressing mechanism.
In the embodiment, a medicine strip transition hopper supporting frame 13 is fixedly arranged on the hopper mounting plate 7; the medicine strip transition hopper supporting frame 13 is used for supporting the medicine strip transition hopper 9.
The working process of the invention is as follows:
firstly, starting a drug loading barrel transfer mechanism 11, moving a drug loading barrel 10 to a position right below a drug strip transition hopper 9, and ensuring that the drug loading barrel 10, the transition hopper 9 and a drug pressing mechanism 8 are kept in the same straight line;
second, accomplish the medicine material and fill the removal back of a section of thick bamboo 10, place the transmission medicine strip after filtering in the medicine strip holds the medicine strip feed cylinder 204 of mechanism 2, the upset medicine strip holds the box body 201 and makes the transmission medicine strip pass through feeding spout 202 and get into the medicine strip and hold the storehouse 203.
Thirdly, after the propellant powder medicine strip gets into the medicine strip and holds the storehouse 203, start medicine strip surge hopper 3, open the last upset flashboard 305 of medicine strip surge hopper 3, lower upset flashboard 307 is closed and is launched the medicine strip and pass through medicine strip conveyer belt 402 and convey to the medicine strip surge hopper 303.
Fourthly, after the weight of the propellant powder strips in the powder strip buffer bin 303 reaches the required weight, the lower turnover gate 307 is opened, the upper turnover gate 305 is closed, the propellant powder strips fall into the powder strip transition bin 902 of the powder strip transition hopper 9, then the powder pressing mechanism 8 moves downwards, the lower pressure powder cartridge 802 moves to the upper part of the top end of the bottom hopper shell 90103, a space is reserved so that the propellant powder strips can fall into the powder filling bin 1003 of the powder filling cartridge 10, and meanwhile, the bottom end of the telescopic nitrogen pipe 807 extends into the bottom of the powder filling bin 1003; in the process of the falling of the propellant powder strips, nitrogen is continuously introduced into the powder filling bin 1003 through the telescopic nitrogen pipe 807, and air is prevented from being wrapped in when the propellant powder strips are added.
Fifthly, after all the propellant powder bars fall into the powder filling bin 1003, the lower turnover gate 307 is closed, the upper turnover gate 305 is opened, and the next round of filling process is started in the powder bar buffer hopper 3; meanwhile, the telescopic nitrogen pipe 807 is contracted, the medicine pressing mechanism 8 continues to move downwards to penetrate through the medicine strip transition hopper 9, the medicine pressing rod 804 moves downwards, and the medicine pressing head 805 presses downwards to compact the loaded medicine strips for shooting.
Sixthly, after compacting the loaded propellant powder medicine strips, the powder pressing mechanism 8 rises, so that the powder pressing head 805 rises, the telescopic nitrogen pipe 807 is inserted into the upper surface of the compacted medicine position, the lower turnover gate plate 307 is opened, and new propellant powder medicine strips fall into the powder filling bin 1003.
Seventhly, repeating the fifth step and the sixth step until the medicine material filling cabin 1003 is filled to three quarters of the cabin volume, starting the medicine material filling barrel transfer mechanism 11, and transporting the medicine material filling barrel 10 to a next step of a press-stretching process device. The propellant powder filling barrel 10 filled with the prepressing by the propellant powder filling prepressing device of the invention can directly carry out the subsequent pressing and stretching process.
Claims (5)
1. A propellant powder filling and prepressing device comprises a medicine strip conveying mechanism support (1), and is characterized in that a medicine strip containing mechanism (2) is arranged on one transverse side of the medicine strip conveying mechanism support (1), a medicine strip buffering hopper (3) is arranged on the other transverse side of the medicine strip conveying mechanism support (1), and a medicine strip conveying mechanism (4) is arranged on the medicine strip conveying mechanism support (1) between the medicine strip containing mechanism (2) and the medicine strip buffering hopper (3); the medicine strip containing mechanism (2) is internally provided with one transverse end of a medicine strip conveying mechanism (4), and the other transverse end of the medicine strip conveying mechanism (4) is contacted with the top end of the medicine strip buffer hopper (3);
the medicine strip conveying mechanism is characterized by further comprising a medicine pressing mechanism mounting rack (5), wherein the medicine pressing mechanism mounting rack (5) is arranged beside one transverse side of the medicine strip conveying mechanism support (1); a lifting guide rail (6) is arranged on the medicine pressing mechanism mounting frame (5), the top of a medicine pressing mechanism (8) is arranged in the lifting guide rail (6), and a medicine material filling cylinder (10) is arranged below the bottom of the medicine pressing mechanism (8); a hopper mounting plate (7) is fixedly mounted on the medicine pressing mechanism mounting frame (5), the hopper mounting plate (7) is positioned below the lifting guide rail (6), and the bottom of a medicine strip transition hopper (9) is fixedly arranged on the hopper mounting plate (7); the top end of one transverse side of the medicine strip transition hopper (9) is contacted with the bottom end of the medicine strip buffer hopper (3), a medicine material filling cylinder (10) is arranged below the bottom end of the other transverse side of the medicine strip transition hopper (9), and a medicine pressing mechanism (8) is arranged above the bottom end of the other transverse side of the medicine strip transition hopper (9);
the medicine strip buffering hopper (3) is obliquely arranged, one transverse end of the medicine strip buffering hopper (3) is higher than the other transverse end of the medicine strip buffering hopper (3), and the included angle between the medicine strip buffering hopper (3) and the horizontal direction is 45 degrees;
the medicine strip buffer hopper (3) comprises a medicine strip storage shell (301), the medicine strip storage shell (301) is installed on the other transverse side of the medicine strip conveying mechanism bracket (1), and one transverse side of the medicine strip storage shell (301) is in contact with the other transverse end of the medicine strip conveying mechanism (4); the other transverse side of the medicine strip storage shell (301) is internally and integrally provided with one transverse end of a medicine strip buffering shell (302), and the other transverse end of the medicine strip buffering shell (302) is contacted with the top end of a medicine strip transition hopper (9); the space in the medicine strip storage shell (301) and the medicine strip buffering shell (302) is a medicine strip buffering bin (303);
an upper rotating shaft (304) is installed in the top of the medicine strip storage shell (301), an upper turning gate plate (305) is installed on the upper rotating shaft (304), and the upper turning gate plate (305) can turn around the upper rotating shaft (304); a lower rotating shaft (306) is installed in the bottom of the medicine strip storage shell (301), a lower overturning gate plate (307) is installed on the lower rotating shaft (306), and the lower overturning gate plate (307) can overturn around the lower rotating shaft (306);
the medicine pressing mechanism (8) comprises an upper medicine pressing seat (801), the upper medicine pressing seat (801) is installed in the lifting guide rail (6), the top end of a lower medicine pressing cylinder (802) is fixedly arranged on the lower bottom surface of the upper medicine pressing seat (801), and the bottom end of the lower medicine pressing cylinder (802) is arranged in the bottom of the medicine strip transition hopper shell (901); a pressure rod mounting plate (803) is fixedly arranged in the downward-pressing medicine cylinder (802), the top end of a medicine pressure rod (804) is mounted on the pressure rod mounting plate (803), and a medicine pressure head (805) is integrally arranged at the bottom end of the medicine pressure rod (804);
a nitrogen pipe fixing piece (806) is fixedly arranged on the upper bottom surface of the upper medicine pressing seat (801), the top end of a telescopic nitrogen pipe (807) is fixedly arranged on the nitrogen pipe fixing piece (806), the telescopic nitrogen pipe (807) penetrates through a pressure rod mounting plate (803), and the bottom end of the telescopic nitrogen pipe (807) extends out of the bottom end of the lower medicine pressing cylinder (802) and extends into the medicine material filling bin (1003); the telescopic nitrogen pipe (807) can perform telescopic motion in the medicine material filling bin (1003);
the medicine strip transition hopper (9) comprises a medicine strip transition hopper shell (901), and a medicine strip transition bin (902) is arranged in the space in the medicine strip transition hopper shell (901);
the medicine strip transition hopper shell (901) comprises a top hopper shell (90101), the top end of the top hopper shell (90101) is in contact with the bottom end of the medicine strip buffer hopper (3), the bottom end of the top hopper shell (90101) is integrally provided with the top end of one transverse side of an eccentric hopper shell (90102), and the bottom end of the other transverse end of the eccentric hopper shell (90102) is integrally provided with a bottom hopper shell (90103); the top end and the bottom end of the bottom hopper shell (90103) are both open, the bottom hopper shell (90103) is fixedly mounted on the hopper mounting plate (501), the bottom of the downward-pressing medicine cylinder (802) is arranged above the bottom hopper shell (90103), and the medicine material filling cylinder (10) is arranged below the bottom hopper shell (90103);
the medicine filling cylinder (10) comprises a medicine filling cylinder body (1001), the top end of the medicine filling cylinder body (1001) is open, and a bottom sealing seat (1002) is arranged at the bottom end of the medicine filling cylinder body (1001); the space in the medicine filling cylinder body (1001) and the bottom sealing seat (1002) is a medicine filling bin (1003);
the medicine strip buffering bin (303), the medicine strip transition bin (902) and the medicine material filling bin (1003) are communicated in sequence;
the inner diameter of the bottom hopper shell (90103) is larger than the outer diameter of the downward pressing medicine cylinder (802), and the outer diameter of the bottom hopper shell (90103) is smaller than the inner diameter of the medicine filling cylinder body (1001);
the upper medicine pressing seat (801) can vertically move in the lifting guide rail (6); the downward-pressing medicine cylinder (802) moves along with the movement of the upper medicine pressing seat (801), and the downward-pressing medicine cylinder (802) can move to the inside of the bottom hopper shell (90103); the medicine pressing rod (804) moves along with the movement of the upper medicine pressing seat (801), the medicine pressing head (805) and the medicine pressing rod (804) move synchronously, and the medicine pressing head (805) can move vertically in the medicine filling bin (1003);
the medicine filling cylinder (10) is arranged on the medicine filling cylinder transfer mechanism (11); the drug filling barrel transfer mechanism (11) comprises a transfer bottom support (1101), the bottom end of a transfer belt seat (1102) is mounted on the transfer support, a transfer belt (1103) is arranged in the top end of the transfer belt seat (1102), and a drug filling barrel (10) is arranged on the transfer belt (1103); the medicine filling barrel (10) can move along the longitudinal direction under the driving of the transfer belt (1103).
2. The propellant charge preloading device of claim 1, wherein the strip holding mechanism (2) comprises a strip holding box (201), the strip holding box (201) is disposed on one lateral side of the strip conveying mechanism support (1); a feeding chute (202) is arranged in the medicine strip containing box body (201), and a medicine strip containing bin (203) is arranged in the feeding chute (202); the medicine strip holds and to convertible install medicine strip feed cylinder (204) on the horizontal one side of box body (201), and medicine strip feed cylinder (204) can contact with the horizontal one end of feeding spout (202), and the horizontal other end of feeding spout (202) contacts with the horizontal one end of medicine strip conveying mechanism (4).
3. The propellant charge pre-pressing device of claim 1, wherein the drug strip conveying mechanism (4) comprises a drug strip conveying mechanism bracket (401), the bottom end of the drug strip conveying mechanism bracket (401) is mounted on the drug strip conveying mechanism bracket (1), and a drug strip conveying belt (402) is arranged in the top end of the drug strip conveying mechanism bracket (401); one transverse end of the medicine strip conveying belt (402) is arranged in the medicine strip containing mechanism (2), and the other transverse end of the medicine strip conveying belt (402) is contacted with the top end of the medicine strip buffering hopper (3); skirt edge baffle plates (403) are arranged on two longitudinal sides of the medicine strip conveying belt (402); the medicine strip conveying belt (402) is provided with a plurality of partition plates (404), and the partition plates (404) are distributed along the movement direction of the medicine strip conveying belt (402).
4. The propellant charge precompression device as claimed in claim 1, wherein the ram pressure at the ram (805) is between 2Mpa and 4 Mpa.
5. The propellant charge preloading device of claim 1, wherein the propellant charge mechanism mounting bracket (5) is disposed on the propellant charge mechanism bottom bracket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261127.5A CN114031471B (en) | 2021-10-28 | 2021-10-28 | Propellant powder loads pre-compaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261127.5A CN114031471B (en) | 2021-10-28 | 2021-10-28 | Propellant powder loads pre-compaction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114031471A CN114031471A (en) | 2022-02-11 |
| CN114031471B true CN114031471B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111261127.5A Active CN114031471B (en) | 2021-10-28 | 2021-10-28 | Propellant powder loads pre-compaction device |
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| CN (1) | CN114031471B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4944334A (en) * | 1988-11-14 | 1990-07-31 | Mcgregor Harold R | Vibrating hopper and auger feed assembly |
| CN203337026U (en) * | 2013-05-20 | 2013-12-11 | 醴陵天马花炮机械有限公司 | Gun propellant filling device for firework charging machine |
| CN108586165B (en) * | 2018-05-02 | 2020-09-11 | 泸州北方化学工业有限公司 | Single-base propellant powder strip forming device and method |
| CN109485529B (en) * | 2018-10-31 | 2019-07-12 | 四川大学 | A kind of spice current equalizer for propellant powder extruder |
| CN112629337A (en) * | 2020-12-09 | 2021-04-09 | 萍乡市金坪烟花制造有限公司 | Fireworks whistle effect pressing device |
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| CN114031471A (en) | 2022-02-11 |
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