Extrusion forming device and method for energetic material

Abstract

The invention relates to the technical field of energetic material medicine strip extrusion forming, and provides an energetic material extrusion forming device and method.The energetic material extrusion forming device comprises a feeding mechanism, and the feeding mechanism comprises a feeding assembly, a lifting assembly and a clamping assembly; the feeding assembly comprises a first base, a first support, a first guide rail arranged between the first support and the first base, and a first air cylinder driving the first support to move. The lifting assembly comprises a lifting air cylinder fixedly arranged at the top of the first support and a first frame body hoisted at the lower end of the lifting air cylinder. The first clamping cylinder and the second clamping cylinder are arranged on the two sides of the first frame body, the first clamping plate and the second clamping plate are installed at the front end of the first clamping cylinder and the front end of the second clamping cylinder respectively, a first motor and a rotating claw are fixedly arranged on the first clamping plate, and the first motor drives the rotating claw to rotate. According to the extrusion forming device, automatic dumping of the material barrel with the materials is achieved, manual contact is avoided, and meanwhile the safety of the extrusion forming device for the energetic materials is improved.

Description

Technical Field

[0001] The invention relates to the technical field of energetic material medicine strip extrusion forming, and in particular to an energetic material extrusion forming device and method. Background Art

[0002] At present, due to the frequent occurrence of safety problems in energetic material extrusion forming devices in the military industry, which endangers the safety of personnel, the requirements for automation and safety of energetic material extrusion forming devices are getting higher and higher, and strict requirements are imposed on human-machine isolation during the operation of energetic material extrusion forming devices. However, the traditional energetic material extrusion process is basically manual, with a large number of personnel, and people are in direct contact with energetic materials to a large extent, which greatly increases the danger to personnel, has a low degree of automation, high labor intensity, increased fatigue, decreased safety awareness, low production efficiency, and a low pass rate for uniform density of produced medicine strips. Summary of the invention

[0003] The present invention aims to solve at least one of the technical problems existing in the related art. To this end, the present invention provides an energetic material extrusion forming device and method, which realizes the automatic dumping of the material barrel, avoids manual contact, and improves the safety of the energetic material extrusion forming device.

[0004] The present invention provides an energetic material extrusion forming device, comprising: a feeding mechanism, the feeding mechanism comprising a feeding assembly, a lifting assembly and a clamping assembly; the feeding assembly comprising a first cylinder, a first base and a first bracket, a first guide rail being installed between the first bracket and the first base, and the first cylinder driving the first bracket to move along the first guide rail; the lifting assembly comprising a lifting cylinder and a first frame body, the cylinder body of the lifting cylinder being fixedly arranged on the top of the first bracket, the piston rod of the lifting cylinder penetrating the top of the first bracket, and the lower end of the piston rod of the lifting cylinder being hoisted with the first frame body; the clamping assembly comprising a first clamping cylinder and a second clamping cylinder which are perpendicular to the extension direction of the first guide rail and are arranged on both sides of the first frame body, a first clamping plate being installed at the front end of the piston rod of the first clamping cylinder, a second clamping plate being installed at the front end of the piston rod of the second clamping cylinder, a first motor and a rotating claw being fixedly arranged on the first clamping plate, the first motor driving the rotating claw to rotate, a driven claw being arranged on the second clamping plate, and a rotating shaft being arranged between the driven claw and the second clamping plate.

[0005] According to an energetic material extrusion forming device provided by the present invention, the feeding mechanism also includes a material channel assembly, and the material channel assembly includes a second cylinder, a first guide rod, a feed channel, a vibrator and a material channel seat, the material channel seat is fixedly connected to the piston rod of the second cylinder and the upper end of the first guide rod, the cylinder body of the second cylinder is fixedly connected to the first bracket, the first guide rod is slidably connected to the first bracket, the feed channel is fixedly connected to the material channel seat, a feed port is provided at the top of the feed channel, and the vibrator is provided on a side of the feed channel close to the feed port.

[0006] According to an energetic material extrusion forming device provided by the present invention, the feeding assembly also includes a beating cylinder, and the beating cylinder is arranged at the front end of the first frame and hoisted on the top of the first bracket.

[0007] According to an energetic material extrusion forming device provided by the present invention, the feeding mechanism further includes a weighing assembly, which is arranged at the lower end of the first frame and fixedly connected to the first base.

[0008] According to an energetic material extrusion forming device provided by the present invention, it also includes a hydraulic press, which includes an upper crossbeam, a lower crossbeam, a column, a vacuum cylinder, an equipment platform and a heating cylinder. The upper crossbeam and the lower crossbeam are fixedly connected by the column to form a force frame. A vacuum cylinder is arranged in the upper crossbeam. The equipment platform is arranged at the lower end of the lower crossbeam to support the force frame. The heating cylinder is hoisted at the lower end of the lower crossbeam and passes through the equipment platform.

[0009] An energetic material extrusion forming device provided according to the present invention further comprises an explosion-proof room, the feeding mechanism and the hydraulic press are arranged inside the explosion-proof room, and a first explosion-proof window is arranged on the wall of the explosion-proof room.

[0010] According to the present invention, an energetic material extrusion forming device also includes a main truss manipulator and a conveyor belt. The conveyor belt passes through the first explosion-proof window and spans across the explosion-proof room. The conveyor belt is connected to the main truss manipulator.

[0011] According to an energetic material extrusion forming device provided by the present invention, it also includes a lifting room, and a second explosion-proof window and a third explosion-proof window are arranged on the wall of the lifting room. The second explosion-proof window is arranged on the top side of the lifting room close to the main truss manipulator, and the third explosion-proof window is arranged on the bottom side of the lifting room away from the main truss manipulator.

[0012] According to the present invention, an energetic material extrusion forming device also includes a lifting mechanism, which includes a second guide rail arranged on the inner wall on both sides of the lifting room, a third guide rail slidably connected to the two second guide rails, and a double barrel frame slidably connected to the third guide rail.

[0013] The present invention also provides an energetic material extrusion forming method, comprising the following steps: selecting at least one group of feeding mechanisms and hydraulic presses to work; after the clamping assembly clamps the material barrel, the lifting assembly rises, and the first cylinder drives the first bracket to move forward to the top of the heating cylinder of the hydraulic press; the first motor drives the rotating claw to rotate, driving the material barrel to rotate, and pouring the powdered energetic material into the heating cylinder for heating; the first bracket retreats to enter the next cycle, the hydraulic press performs pressing, and the above steps are repeated after the pressing is completed.

[0014] The above one or more technical solutions in the embodiments of the present invention have at least one of the following technical effects: According to an embodiment of the present invention, an energetic material extrusion forming device and method solves the problem of manual loading in the prior art by arranging a feeding component, a lifting component and a clamping component. The feeding component and the lifting component control the position of the material barrel, and the clamping component drives the material barrel to rotate, thereby realizing automatic dumping of the material barrel, avoiding manual contact, and improving the safety of the energetic material extrusion forming device.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is one of the structural schematic diagrams of a feeding mechanism of an energetic material extrusion forming device provided by the present invention.

[0018] Figure 2 This is the second structural schematic diagram of the feeding mechanism of the energetic material extrusion forming device provided by the present invention.

[0019] Figure 3 It is a structural schematic diagram of a clamping assembly of an energetic material extrusion forming device provided by the present invention.

[0020] Figure 4It is a front view of an energetic material extrusion forming device provided by the present invention.

[0021] Figure 5 It is a side view of an energetic material extrusion forming device provided by the present invention.

[0022] Figure 6 It is a front view of a hydraulic press of an energetic material extrusion forming device provided by the present invention.

[0023] Figure 7 It is a structural schematic diagram of a lifting mechanism of an energetic material extrusion forming device provided by the present invention.

[0024] Figure 8 This is one of the top views of an energetic material extrusion forming device provided by the present invention.

[0025] Fig. 9 This is the second top view of an energetic material extrusion forming device provided by the present invention.

[0026] Reference numerals: 1. Feeding mechanism; 11. Feeding assembly; 111. First cylinder; 112. First base; 113. First bracket; 114. First guide rail; 12. Lifting assembly; 121. Lifting cylinder; 122. First frame; 123. Second guide rod; 13. Clamping assembly; 131. First clamping cylinder; 132. Second clamping cylinder; 133. First clamping plate; 134. Second clamping plate; 135. First motor; 136. Rotating claw; 137. Driven claw; 138. Third guide rod; 139. Fourth guide rod; 14. Material channel assembly; 141. Second cylinder; 142. First guide rod; 143. Feed channel; 144. Vibration Actuator; 145, material channel seat; 15, beating cylinder; 16, weighing assembly; 2, hydraulic press; 21, upper beam; 22, lower beam; 23, column; 24, vacuum cylinder; 25, equipment platform; 26, heating cylinder; 27, cutting assembly; 28, material receiving shell; 29, carbon dioxide pump; 3, explosion-proof room; 31, first explosion-proof window; 4, main truss manipulator; 5, conveyor belt; 6, lifting mechanism; 61, second guide rail; 62, third guide rail; 63, double barrel frame; 631, first barrel position; 632, second barrel position; 7, loading mechanism; 8, medicine strip straightening mechanism; 9, preheating mechanism; 10, automatic weighing and packaging mechanism. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the present invention clearer, the technical scheme in the present invention will be clearly and completely described below. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention. The following embodiments are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0028] In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limitations on the embodiments of the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0029] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0030] In the embodiments of the present invention, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "above" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0031] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiment of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0032] Figure 1 This is one of the structural schematic diagrams of a feeding mechanism of an energetic material extrusion forming device provided by the present invention. Figure 2 This is the second structural schematic diagram of the feeding mechanism of the energetic material extrusion forming device provided by the present invention. Figure 3 It is a structural schematic diagram of a clamping assembly of an energetic material extrusion forming device provided by the present invention. Figure 4 It is a front view of an energetic material extrusion forming device provided by the present invention. Figure 5 It is a side view of an energetic material extrusion forming device provided by the present invention.

[0033] The present invention provides an energetic material extrusion forming device, such as Figures 1 to 5As shown, the energetic material extrusion forming device comprises: a feeding mechanism 1, wherein the feeding mechanism 1 comprises a feeding assembly 11, a lifting assembly 12 and a clamping assembly 13; the feeding assembly 11 comprises a first cylinder 111, a first base 112 and a first bracket 113, a first guide rail 114 is installed between the first bracket 113 and the first base 112, and the first cylinder 111 drives the first bracket 113 to move along the first guide rail 114; the lifting assembly 12 comprises a lifting cylinder 121 and a first frame 122, the cylinder body of the lifting cylinder 121 is fixedly arranged on the top of the first bracket 113, the piston rod of the lifting cylinder 121 passes through the top of the first bracket 113, and the lifting cylinder 121 is fixedly arranged on the top of the first bracket 113, and the lifting cylinder 121 is fixedly arranged on the top of the first bracket 113. The lower end of the piston rod of the cylinder 121 is suspended with the first frame 122; the clamping assembly 13 includes a first clamping cylinder 131 and a second clamping cylinder 132 which are perpendicular to the extension direction of the first guide rail 114 and are arranged on both sides of the first frame 122, a first clamping plate 133 is installed at the front end of the piston rod of the first clamping cylinder 131, and a second clamping plate 134 is installed at the front end of the piston rod of the second clamping cylinder 132, a first motor 135 and a rotating claw 136 are fixedly installed on the first clamping plate 133, the first motor 135 drives the rotating claw 136 to rotate, a driven claw 137 is arranged on the second clamping plate 134, and a rotating shaft is arranged between the driven claw 137 and the second clamping plate 134.

[0034] In this embodiment, the problem of manual loading in the prior art is solved by setting up a feeding component 11, a lifting component 12 and a clamping component 13. The feeding component 11 and the lifting component 12 control the position of the material barrel, and the clamping component 13 drives the material barrel to rotate, thereby realizing automatic dumping of the material barrel, avoiding manual contact, and improving the safety of the energetic material extrusion forming device.

[0035] According to some embodiments of the present invention, the lifting assembly 12 includes a second guide rod 123 , the lower end of the second guide rod 123 is fixedly connected to the first frame 122 , and the second guide rod 123 is slidably connected to the first bracket 113 .

[0036] According to some embodiments of the present invention, the clamping assembly 13 includes a third guide rod 138 and a fourth guide rod 139, one end of the third guide rod 138 is fixedly connected to the first clamping plate 133, the third guide rod 138 is slidably connected to one side of the first frame 122, and guides the movement direction of the first clamping plate 133, the extension direction of the third guide rod 138 is consistent with the movement direction of the piston rod of the first clamping cylinder 131, one end of the fourth guide rod 139 is fixedly connected to the second clamping plate 134, the fourth guide rod 139 is slidably connected to one side of the first frame 122, and guides the movement direction of the second clamping plate 134, and the extension direction of the fourth guide rod 139 is consistent with the movement direction of the piston rod of the second clamping cylinder 132.

[0037] According to some embodiments of the present invention, after the first frame 122 descends and contacts the top of the barrel with material, the first clamping cylinder 131 and the second clamping cylinder 132 act simultaneously, the first clamping plate 133 and the second clamping plate 134 move toward each other, and after the rotating claw 136 and the driven claw 137 fix the barrel with material, the lifting cylinder 121 ascends to the top, and after the first cylinder 111 drives the first bracket 113 to move forward to the loading position, the first motor 135 drives the rotating claw 136 to rotate, and the barrel with material pours out the energetic material, thereby realizing automatic loading.

[0038] According to the present invention, an energetic material extrusion forming device is provided, such as Figures 1 to 5 As shown, the feeding mechanism 1 also includes a material channel assembly 14, which includes a second cylinder 141, a first guide rod 142, a feed channel 143, a vibrator 144 and a material channel seat 145, the material channel seat 145 is fixedly connected to the piston rod of the second cylinder 141 and the upper end of the first guide rod 142, the cylinder body of the second cylinder 141 is fixedly connected to the first bracket 113, the first guide rod 142 is slidably connected to the first bracket 113, the feed channel 143 is fixedly connected to the material channel seat 145, a feed port is provided at the top of the feed channel 143, and the vibrator 144 is provided on the side of the feed channel 143 close to the feed port.

[0039] In this embodiment, the material channel assembly 14 is provided to cooperate with the material barrel to load the energetic material powder through the feed channel 143, thereby preventing the powder from falling to the ground and accumulating to cause danger.

[0040] According to some preferred embodiments of the present invention, the feed channel 143 is configured to be wide at the top and narrow at the bottom to prevent dust from overflowing.

[0041] According to some embodiments of the present invention, the second cylinder 141 lifts the first cylinder 111 to drive the first bracket 113 to move forward to the feed port of the hydraulic press 2, the second cylinder 141 descends, the discharge port of the feed channel 143 is connected to the feed port of the hydraulic press 2, the vibrator 144 vibrates so that all the energetic materials inside the feed channel 143 can enter the hydraulic press 2, after the feeding is completed, the second cylinder 141 is lifted again, the first cylinder 111 drives the first bracket 113 to return backward, and the hydraulic press 2 starts to work.

[0042] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 1 As shown, the feeding assembly 11 also includes a beating cylinder 15 , which is arranged at the front end of the first frame 122 and hoisted on the top of the first bracket 113 .

[0043] In this embodiment, a beating cylinder 15 is provided to vibrate and beat the bottom of the material barrel, so that the energetic material inside the material barrel can be completely poured out, thereby improving the efficiency of the energetic material extrusion forming device.

[0044] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 5 As shown, the feeding mechanism 1 further includes a weighing assembly 16 , which is disposed at the lower end of the first frame 122 and fixedly connected to the first base 112 .

[0045] In this embodiment, a weighing assembly 16 is provided to determine whether the energetic material in the barrel has been completely poured out.

[0046] According to some embodiments of the present invention, the material barrel is weighed and the data is recorded before pouring to ensure the quality of the processed medicine strips. After pouring, the material barrel is weighed and the data is recorded to ensure that all the energetic materials have been poured out.

[0047] According to some preferred embodiments of the present invention, the weighing component 16 has a weighing range of 0-20 kg and a weighing accuracy of ±20 g.

[0048] Figure 6 It is a front view of a hydraulic press of an energetic material extrusion forming device provided by the present invention.

[0049] According to the present invention, an energetic material extrusion forming device is provided, such as Figures 3 to 6As shown, the energetic material extrusion forming device also includes a hydraulic press 2, which includes an upper crossbeam 21, a lower crossbeam 22, a column 23, a vacuum cylinder 24, an equipment platform 25 and a heating cylinder 26. The upper crossbeam 21 and the lower crossbeam 22 are fixedly connected by the column 23 to form a force-bearing frame. The upper crossbeam 21 is provided with a vacuum cylinder 24. The equipment platform 25 is provided at the lower end of the lower crossbeam 22 to support the force-bearing frame. The heating cylinder 26 is hoisted at the lower end of the lower crossbeam 22 and passes through the equipment platform 25.

[0050] In this embodiment, the gas in the heating cylinder 26 is extracted to ensure that the interior of the heating cylinder 26 is in a vacuum during extrusion, thereby improving the uniformity of the molding density of the medicine strip.

[0051] According to some preferred embodiments of the present invention, the vacuum pump is connected to the vacuum cylinder 24 through a pipeline, and enters the heating cylinder 26 through the cylinder piston to form a closed cavity. The vacuum mechanism controls the vacuum pump, three-way control valve, etc. through electrical logic to achieve vacuuming of the inner cavity of the heating cylinder 26.

[0052] According to some preferred embodiments of the present invention, four groups of feeding mechanisms 1 and four hydraulic presses 2 are arranged to cooperate and work simultaneously.

[0053] According to some preferred embodiments of the present invention, the heating cylinder 26 is heated by an oil heating system with a heating temperature of 80-100°C and a heating accuracy of ±1°C. The four heating cylinders 26 use a set of oil heating systems, and each unit is controlled by an independent proportional regulating valve. The oil heating system is arranged in the cylinder oil heating room.

[0054] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 6 As shown, the hydraulic press 2 further includes a cutting assembly 27 and a material receiving housing 28 . The cutting assembly 27 is arranged at the unloading side of the hydraulic press 2 , and the material receiving housing 28 is arranged at the lower end of the cutting assembly 27 .

[0055] According to some embodiments of the present invention, after the hydraulic press 2 completes extrusion, the cutting assembly 27 is actuated to cut the medicine strips, which are then collected by the receiving housing 28 .

[0056] Figure 7 It is a structural schematic diagram of a lifting mechanism of an energetic material extrusion forming device provided by the present invention. Figure 8 This is one of the top views of an energetic material extrusion forming device provided by the present invention. Fig. 9 This is the second top view of an energetic material extrusion forming device provided by the present invention.

[0057] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 8 and Fig. 9 As shown, the hydraulic press 2 further includes a carbon dioxide pump 29, and the carbon dioxide pump 29 passes carbon dioxide into the interior of the heating cylinder 26 through a pipeline.

[0058] In this embodiment, carbon dioxide is introduced into the heating cylinder 26 to discharge the air in the heating cylinder 26 to prevent explosion.

[0059] According to some preferred embodiments of the present invention, the heating cylinder 26 is connected to a carbon dioxide pump 29, which is placed in a power room and connected to the heating cylinder 26 through a pipeline, and is used to discharge the air in the heating cylinder 26 to prevent explosion; the carbon dioxide pump 29 includes a carbon dioxide gas tank, a pipeline, a control switch valve, and a pressure sensor. The carbon dioxide gas tank is connected to the heating cylinder 26 through a pipeline, and the control switch valve is controlled by electrical logic to realize the filling of carbon dioxide into the heating cylinder 26.

[0060] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 8 As shown, the energetic material extrusion forming device further comprises an explosion-proof room 3 , the feeding mechanism 1 and the hydraulic press 2 are arranged inside the explosion-proof room 3 , and a first explosion-proof window 31 is arranged on the wall of the explosion-proof room 3 .

[0061] In this embodiment, an explosion-proof room 3 is set up to isolate it from the external environment. During the operation of the energetic material extrusion forming device, people leave the explosion-proof room 3, which maximizes personal safety and improves the safety of the energetic material extrusion forming device. The entry and exit of the material barrel is achieved by setting an explosion-proof window.

[0062] According to some preferred embodiments of the present invention, the energetic material extrusion forming device is arranged in two layers, and the explosion-proof room 3 is arranged in the second layer.

[0063] According to some preferred embodiments of the present invention, four explosion-proof rooms 3 are provided and arranged in a shape of a Chinese character "㗊".

[0064] According to some preferred embodiments of the present invention, explosion-proof design, anti-static design and grounding design are provided in the explosion-proof room to achieve explosion-proof isolation, prevent the generation of static electricity and ensure the safety of the energetic material extrusion forming device.

[0065] According to some embodiments of the present invention, the first explosion-proof window is opened, the material barrel is brought into the explosion-proof room, the first explosion-proof window is closed, and after the weighing component 16 completes the weighing and shows that the empty material barrel meets the requirements, the first explosion-proof window is opened.

[0066] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 4 , Figure 5 , Figure 8 and Fig. 9As shown, the energetic material extrusion forming device also includes a main truss manipulator 4 and a conveyor belt 5 . The conveyor belt 5 passes through the first explosion-proof window 31 and crosses the explosion-proof room 3 . The conveyor belt 5 is connected to the main truss manipulator 4 .

[0067] In this embodiment, a main truss manipulator 4 is provided to place the material barrel with material on the upper end of the conveyor belt 5 for transportation, thereby realizing automatic loading and improving work efficiency.

[0068] According to some embodiments of the present invention, the empty barrel is brought back by the conveyor belt 5 and retrieved by the main truss robot 4.

[0069] According to some preferred embodiments of the present invention, four explosion-proof rooms share one truss manipulator, which saves resources and makes rational use of space and production layout, so that one lifting mechanism 6 cooperates with the main truss manipulator 4 to simultaneously load material barrels and lower empty material barrels of four extrusion hydraulic presses 2, and through logical control, the lifting mechanism 6 cooperates with the main truss manipulator 4 to load material barrels and lower empty material barrels without gaps.

[0070] According to some preferred embodiments of the present invention, four explosion-proof rooms share one truss robot, and the operation process of the entire production line is closely connected without any waiting gap, with high production efficiency and low cost, avoiding the cost waste of one-to-one loading, solving the isolation of the most dangerous processes in production from people, thereby improving the safety of the production line and the production efficiency.

[0071] According to an energetic material extrusion and forming device provided by the present invention, the energetic material extrusion and forming device also includes a lifting room, and a second explosion-proof window and a third explosion-proof window are arranged on the wall of the lifting room, the second explosion-proof window is arranged on the top of the lifting room close to the side of the main truss manipulator 4, and the third explosion-proof window is arranged on the bottom of the lifting room away from the side of the main truss manipulator 4.

[0072] In this embodiment, the second explosion-proof window and the third explosion-proof window are provided to isolate the working process of the elevator from the outside world.

[0073] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 7 As shown, the energetic material extrusion forming device also includes a lifting mechanism 6, which includes a second guide rail 61 arranged on the inner side walls on both sides of the lifting room, a third guide rail 62 slidably connected to the two second guide rails 61, and a double barrel frame 63 slidably connected to the third guide rail 62.

[0074] In this embodiment, a lifting mechanism 6 is provided to transport the barrels with materials from the first floor to the second floor, and then return the empty barrels from the second floor to the first floor.

[0075] According to some embodiments of the present invention, by setting a second guide rail 61, the movement of the double barrel frame 63 is realized. After the main truss manipulator 4 places the empty barrel in the second barrel position 632, the first barrel position 631 needs to be moved to the lower end of the main truss manipulator 4 to realize the grabbing of the barrel with material.

[0076] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 5 , Figure 8 and Fig. 9 As shown, the energetic material extrusion forming device further includes a feeding mechanism 7 , and the feeding mechanism 7 is connected and adapted to the double barrel frame 63 .

[0077] In this embodiment, a loading mechanism 7 is provided to transport the barrel with material to the position of the double barrel frame 63 .

[0078] According to some embodiments of the present invention, after the loading mechanism 7 transports the barrel with material to the first barrel position 631, the loading mechanism 7 withdraws, the third explosion-proof window is closed, and the lifting mechanism 6 rises.

[0079] According to the present invention, an energetic material extrusion forming device is provided, such as Fig. 9 As shown, the energetic material extrusion forming device further includes a medicine strip straightening mechanism 8 and a receiving tray. The medicine strip straightening mechanism 8 is used to straighten the medicine strips in the receiving shell 28 , and the receiving tray is arranged at the lower end of the medicine strip straightening mechanism 8 .

[0080] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 8 and Fig. 9 As shown, the energetic material extrusion forming device also includes a preheating mechanism 9, which is arranged in an oven room on the first layer and is used to preheat the material barrel.

[0081] According to some preferred embodiments of the present invention, the heating temperature of the preheating mechanism 9 is 80-100°C, and the heating accuracy is ±1°C.

[0082] According to some preferred embodiments of the present invention, four sets of identical energetic material preheating mechanisms 9 are arranged in the oven room, and every two sets use an oven oil heating mechanism.

[0083] According to the present invention, an energetic material extrusion forming device is provided, such as Figure 8 and Fig. 9 As shown, the energetic material extrusion forming device further comprises an automatic weighing and packaging mechanism 10, and the automatic weighing and packaging mechanism 10 is arranged in a weighing room on the first floor.

[0084] According to some preferred embodiments of the present invention, 6 barrels of material can be packed at one time, each barrel weighs 8 kg, and the weighing accuracy is ±20 g.

[0085] The present invention also provides an energetic material extrusion forming method, comprising the following steps: selecting at least one group of feeding mechanisms 1 and hydraulic presses 2 to work; after the clamping assembly 13 clamps the material barrel, the lifting assembly 12 rises, and the first cylinder 111 drives the first bracket 113 to move forward to the top of the heating cylinder 26 of the hydraulic press; the first motor 135 drives the rotating claw 136 to rotate, driving the material barrel to rotate, and pouring the powdered energetic material into the heating cylinder 26 for heating; the first bracket 113 retreats to enter the next cycle, and the hydraulic press 2 performs pressing, and the above steps are repeated after the pressing is completed.

[0086] According to some embodiments of the present invention, at least one explosion-proof room 3 and the feeding mechanism 1 and hydraulic press 2 arranged therein are selected to work; the energetic material extrusion forming device parameters are set and then the energetic material extrusion forming device is started; the material barrel with powdered energetic material is placed in the preheating mechanism 9 for preheating, and after the preheating is completed, the material barrel with material is placed on the first barrel position 631 of the double barrel frame 63; the double barrel frame 63 rises along the third guide rail 62 to the main truss manipulator 4, and the main truss manipulator 4 grabs the material barrel with material and sends it to the conveyor belt 5; the first explosion-proof window 31 is opened, and the conveyor belt 5 sends the material barrel with material to the weighing component 16, the weighing component 16 performs weighing and data recording, and the first explosion-proof window 31 is closed; the feed channel 143 moves forward to the top of the heating cylinder 26, and the carbon dioxide pump 29 fills the inner cavity of the heating cylinder 26 with carbon dioxide, and at the same time the lifting component 12 lifts the material barrel with material The clamping assembly 13 rotates the barrel with material, and at the same time, the cylinder 15 is slapped to vibrate and tap the bottom of the barrel with material, and the powdered energetic material is poured into the feeding channel 143, and then enters the heating cylinder 26, and the hydraulic press 2 is pressed; the empty barrel returns to the weighing assembly 16, and the weighing assembly 16 weighs it, and records the data and compares it with the data record of the previous barrel with material to determine whether it is poured out. If it does not meet the requirements, an alarm will be issued; if it meets the requirements, the first explosion-proof window 31 will be opened, and the conveyor belt 5 will convey the empty barrel to the grabbing position of the main truss manipulator 4, and the first explosion-proof window 31 will be closed; the main truss manipulator 4 grabs the empty barrel and places it on the second barrel position 632 of the double barrel frame 63; the double barrel frame 63 moves along the second guide rail 61, and the first barrel position 631 moves to the main truss manipulator 4, and the main truss manipulator 4 grabs the barrel with material and sends it to the conveyor belt 5, and the empty barrel is recycled and enters the next cycle.

[0087] According to some embodiments of the present invention, the controller selects the heating temperature of the heating cylinder 26 and the preheating mechanism 9 as the working parameters and selects the vacuum degree parameter according to the product type.

[0088] The present invention also provides an energetic material extrusion forming method, wherein the hydraulic press 2 performs extrusion, comprising the following steps: before the extrusion, the vacuum pump performs vacuuming, and after reaching the set value, the hydraulic press 2 performs extrusion to form a medicine strip; after the extrusion is completed, the vacuum is released, the cutting component 27 cuts the medicine strip, and the medicine strip is collected in a material receiving shell 28; the medicine strip is taken out, placed on a medicine strip straightening mechanism 8 for straightening, and after the straightening is completed, placed in a receiving tray for standby use.

[0089] Compared with the prior art, the energetic material extrusion forming device and method of the embodiment of the invention has the following technical effects: 1. The energetic material medicine strip extrusion production line of the present invention realizes the automation and continuity of the processes of medicine strip extrusion from mold preparation, energetic material preparation, automatic weighing and packaging, preheating of energetic materials, preheating of heating cylinders, adding powdered energetic materials, vacuuming, filling with carbon dioxide, medicine strip extrusion, cutting, straightening, etc., reconstructs a new production mode for energetic material medicine strip extrusion, realizes the automation and continuity of the single medicine strip extrusion process, and reconstructs a new process mode for energetic material medicine strip extrusion, thereby improving the molding density and uniformity of medicine strips.

[0090] 2. The production line in the present invention realizes that the extrusion of medicine strips only requires auxiliary processes such as manual preparation of loading and transportation of medicine strips, which solves the impact of the traditional manual production on the extrusion efficiency and extrusion quality of medicine strips caused by the division of labor and intervention in various links. At the same time, it reduces the number of operators in production, and improves the safety of the production process through the human-machine isolation setting during the extrusion process. The production line also reduces the labor intensity and fatigue of the operators, and also improves the safety of the operators.

[0091] 3. The production line of the present invention can be used flexibly according to production needs, and can produce a variety of medicine strips with different cross-sections at the same time. It can also select multiple hydraulic presses to work and produce at will according to production needs, highlighting the flexibility and arbitrariness of the production line. At the same time, it can ensure that if any one of the extrusion hydraulic presses has a problem, the entire production line will not stop; 4. The present invention rationally utilizes space and production layout, and realizes that one lifting mechanism cooperates with the main truss manipulator to simultaneously load material barrels and lower empty material barrels of four hydraulic presses, and through logical control, the lifting mechanism cooperates with the main truss manipulator to load material barrels and lower empty material barrels without gaps.

[0092] 5. The extrusion forming method of the present invention makes the whole production line run closely, without any waiting gap, with low cost, avoiding the cost waste of one-to-one feeding, solving the isolation of the most dangerous process and people in production, improving the safety of the production line, greatly improving production efficiency, solving the density uniformity problem and surface quality problem of drug strip forming. And through explosion-proof design, physical isolation and secondary dust and explosion protection, anti-static protection, it is ensured that production does not generate static electricity and sparks, making production operation reliable.

[0093] 6. The production line adopts flexible control to avoid collision; it also adopts dual-action protection of electrical control and mechanical control to prevent barrels and energetic materials from falling, spilling or flying during movement, thus avoiding the safety and reliability of the energetic material production process, ensuring the safety of the production line, and thus ensuring the safety of personnel.

[0094] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An energetic material extrusion forming device, characterized in that: include: A feeding mechanism, the feeding mechanism comprising a feeding assembly, a lifting assembly and a clamping assembly; The feeding assembly includes a first cylinder, a first base and a first bracket, a first guide rail is installed between the first bracket and the first base, and the first cylinder drives the first bracket to move along the first guide rail; The lifting assembly comprises a lifting cylinder and a first frame, wherein the cylinder body of the lifting cylinder is fixedly arranged on the top of the first bracket, the piston rod of the lifting cylinder passes through the top of the first bracket, and the lower end of the piston rod of the lifting cylinder is hoisted with the first frame; The clamping assembly includes a first clamping cylinder and a second clamping cylinder which are perpendicular to the extension direction of the first guide rail and are arranged on both sides of the first frame. A first clamping plate is installed at the front end of the piston rod of the first clamping cylinder, and a second clamping plate is installed at the front end of the piston rod of the second clamping cylinder. A first motor and a rotating claw are fixedly installed on the first clamping plate. The first motor drives the rotating claw to rotate, and a driven claw is installed on the second clamping plate. A rotating shaft is installed between the driven claw and the second clamping plate.

2. The energetic material extrusion forming device according to claim 1, characterized in that: The feeding mechanism also includes a material channel assembly, which includes a second cylinder, a first guide rod, a feed channel, a vibrator and a material channel seat. The material channel seat is fixedly connected to the piston rod of the second cylinder and the upper end of the first guide rod, the cylinder body of the second cylinder is fixedly connected to the first bracket, the first guide rod is slidably connected to the first bracket, the feed channel is fixedly connected to the material channel seat, a feed port is provided at the top of the feed channel, and the vibrator is provided on a side of the feed channel close to the feed port.

3. The energetic material extrusion forming device according to claim 1, characterized in that: The feeding assembly also includes a beating cylinder, which is arranged at the front end of the first frame and hoisted on the top of the first bracket.

4. The energetic material extrusion forming device according to claim 1, characterized in that: The feeding mechanism also includes a weighing assembly, which is arranged at the lower end of the first frame and fixedly connected to the first base.

5. The energetic material extrusion forming device according to claim 1, characterized in that: It also includes a hydraulic press, which includes an upper crossbeam, a lower crossbeam, a column, a vacuum cylinder, an equipment platform and a heating cylinder. The upper crossbeam and the lower crossbeam are fixedly connected by the column to form a force-bearing frame. A vacuum cylinder is arranged in the upper crossbeam. The equipment platform is arranged at the lower end of the lower crossbeam to support the force frame. The heating cylinder is hoisted at the lower end of the lower crossbeam and passes through the equipment platform.

6. The energetic material extrusion forming device according to claim 5, characterized in that: It also includes an explosion-proof room, the feeding mechanism and the hydraulic press are arranged inside the explosion-proof room, and a first explosion-proof window is arranged on the wall of the explosion-proof room.

7. The energetic material extrusion forming device according to claim 6, characterized in that: It also includes a main truss manipulator and a conveyor belt, wherein the conveyor belt passes through the first explosion-proof window and spans across the explosion-proof room, and the conveyor belt is connected with the main truss manipulator.

8. The energetic material extrusion forming device according to claim 7, characterized in that: It also includes a lifting room, on the wall of which a second explosion-proof window and a third explosion-proof window are arranged. The second explosion-proof window is arranged on the top side of the lifting room close to the main truss manipulator, and the third explosion-proof window is arranged on the bottom side of the lifting room away from the main truss manipulator.

9. The energetic material extrusion forming device according to claim 8, characterized in that: It also includes a lifting mechanism, which includes second guide rails arranged on the inner side walls on both sides of the lifting room, a third guide rail slidably connected to the two second guide rails, and a double barrel frame slidably connected to the third guide rail.

10. An energetic material extrusion forming method, using the energetic material extrusion forming device according to any one of claims 5 to 9 to perform the energetic material extrusion forming method, characterized in that: The following steps are involved: Select at least one set of feeding mechanism and hydraulic press to work; After the clamping assembly clamps the barrel with material, the lifting assembly rises, and the first cylinder drives the first bracket to move forward to the top of the heating cylinder of the hydraulic press; The first motor drives the rotating claw to rotate, driving the material barrel to rotate, and pouring the powdered energetic material into the heating cylinder for heating; The first bracket retreats to enter the next cycle, and the hydraulic press performs pressing. After the pressing is completed, the above steps are repeated.

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