Automatic powder charging machine

Abstract

The utility model discloses an automatic powder charging machine, which relates to the technical field of charging machines and comprises a tank body, a discharge port is arranged in the middle of the bottom of the tank body, cylinders are symmetrically arranged on two sides of the top of the tank body, and drying mechanisms are arranged at the top ends of output ends of the two cylinders. A drying cavity matched with the drying mechanism is formed in the top of the tank body, a connecting pipe is arranged at the bottom of the drying cavity, electromagnetic valves are arranged on the outer sides of the connecting pipe and the discharging port, a filtering mechanism is arranged at the bottom of the connecting pipe, a filtering net is arranged at the bottom of the filtering mechanism, a hemispherical protrusion is arranged in the middle of the top end of the filtering net, and a beating piece is arranged at the bottom of the filtering net. Adjusting mechanisms matched with the supporting legs are arranged at the bottoms of the beating pieces. According to the utility model, powdery raw materials can be dried, and powdery explosives can be crushed and filtered, so that the working performance and the stability of subsequent explosives are improved, the problem of blockage of the filter screen is effectively avoided in the crushing and filtering process, and the filtering efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of charging machine, specifically, relate to an automatic powder charging machine. BACKGROUND

[0002] A charging machine is a mechanical device used to load explosives or other types of explosives into artillery shells, mines, tunnels, or other equipment that requires blasting operations. It is commonly used in mining, construction, military and other fields. The charging machine can improve the efficiency and safety of the charging process, ensure that the explosives are accurately loaded into the designated position, and reduce the risks brought by manual operation. Currently, the explosives used in China's mines are mainly mixed explosives of nitric acid money type, and the explosives used in the charging device are mainly powder or granular ammonium oil type explosives. Powder explosives need a special charging device, and the powder charging machine is a device specially used for loading powder explosives, which is usually used in situations that require accurate and uniform distribution of explosives, such as mining, tunnel construction and blasting operations in civil engineering.

[0003] The current charging device can crush and filter powder explosives, but when there are large blocky particles, the filter screen will be blocked, causing waste of raw materials and affecting the filling efficiency of subsequent explosives. Therefore, it is urgent to design an automatic powder charging machine.

[0004] For example, a powder explosive special charging device is disclosed in a Chinese patent with the authorization announcement CN213708184U, which includes a disassembly block, a support leg and a fixed block, a dehumidification mechanism, a quantitative mechanism and a filter structure, the top end of the support leg is installed with a device body, the bottom end of the dehumidification mechanism is connected with a screw rod, the bottom end of the device body is installed with a discharge pipe, and the quantitative mechanism is installed on the inner wall of the discharge pipe.

[0005] Although the powder explosive special charging device can crush and filter powder explosives, when there are large blocky particles, the filter screen will be blocked, causing waste of raw materials and affecting the filling efficiency of subsequent explosives.

[0006] In view of the problems in the related art, no effective solution has been proposed so far. INVENTION CONTENTS

[0007] In view of the problems in the related art, the utility model puts forward an automatic powder charging machine to overcome the above technical problems existing in the prior art.

[0008] Therefore, the utility model adopts the following specific technical solutions:

[0009] The utility model provides an automatic powder charging machine, including the jar body, the one side of jar body is provided with the control panel, the bottom outside of jar body is provided with a plurality of support legs, the bottom middle part of jar body is provided with the discharge gate, the both sides of top of jar body symmetry is provided with the pneumatic cylinder, and the output end top of two pneumatic cylinders is provided with drying mechanism, the top of jar body is provided with with drying mechanism cooperation drying cavity, the bottom of drying cavity is provided with the connecting pipe, and the outside of connecting pipe and discharge gate all is provided with electromagnetic valve, and the bottom of connecting pipe is provided with filter mechanism, and the bottom of filter mechanism is provided with filter screen, and the top middle part of filter screen is provided with semisphere convex, and the bottom of filter screen is provided with knock piece, and the bottom of knock piece is provided with with support leg cooperation adjusting mechanism.

[0010] Further, in order to dry the raw materials, prevent the powder explosive raw materials from caking due to moisture, affect the working performance of the subsequent explosive, ensure that the raw materials remain dry before filling, and ensure uniform distribution of the raw materials, the drying mechanism includes a dust cover arranged at the top end of the output end of the two cylinders, a hot air blower arranged at the top middle part of the dust cover, a wind cavity arranged at the bottom of the dust cover and cooperating with the hot air blower, and a plurality of ventilation pipes symmetrically arranged at the bottom of the wind cavity.

[0011] Further, in order to filter the powder raw materials, ensure that the powder raw materials become qualified particles, and thus improve the working performance and stability of the subsequent explosive, the filter mechanism includes a motor two arranged at one side of the jar body, a bevel gear arranged at the output shaft of the motor two and penetrating through the jar body, a gear ring arranged at one side of the bevel gear and cooperating with the filter screen, an annular protrusion arranged at the bottom of the gear ring, a grinding disc arranged at the side of the gear ring away from the bevel gear, an arc-shaped plate arranged at the other side of the grinding disc and cooperating with the semisphere convex, and a ring-shaped groove arranged at the bottom end of the filter screen and cooperating with the annular protrusion.

[0012] Further, in order to make the knock piece effectively and repeatedly knock the filter screen, prevent the filter screen from being blocked and causing adverse effects on the filtration of other powder raw materials, the knock piece includes a mounting ring arranged at the top end of the adjusting mechanism, a plurality of mounting rods uniformly arranged at the top end of the outer side of the mounting ring, and a knocking block arranged at the top end of the mounting rod; a plurality of through holes are uniformly arranged on the surface of the mounting ring; the adjusting mechanism includes a motor three arranged at one side of one of the support legs, a rotating shaft arranged at the output end of the motor three and penetrating through the jar body, a U-shaped frame sleeved at the middle part of the rotating shaft, a fixing frame arranged at the top of the U-shaped frame and cooperating with the jar body, an eccentric gear one sleeved at one side of the rotating shaft and located inside the U-shaped frame, eccentric gears two arranged at the two sides of the eccentric gear one and meshing with the eccentric gear one, and a mounting bracket connected at the outer sides of the two mounting side plates and provided with a fixing rod penetrating through the U-shaped frame and cooperating with the mounting ring at the top end of the mounting bracket.

[0013] The utility model discloses the beneficial effect is:

[0014] 1) the utility model discloses the cooperation of cylinder, drying mechanism, drying cavity, electromagnetic valve, filter mechanism, filter screen, knock piece and adjusting mechanism, can carry out drying to the powdery raw material to the powdery explosive, and carry out crushing filter, promote the working performance and stability of subsequent explosive, effectively avoid the problem of filter screen blockage in the crushing filter process, improve the filtering efficiency.

[0015] 2) the cooperation of cylinder, drying mechanism and drying cavity can dry raw materials, prevent the powdery explosive raw material from caking due to damp, affect the working performance of subsequent explosive, ensure that the raw material keeps dry before packing, guarantee uniform distribution of raw material.

[0016] 3) the cooperation of filter mechanism, filter screen, knock piece and adjusting mechanism can filter the powdery raw material, ensure that the powdery raw material becomes qualified particles, and then improve the working performance and stability of subsequent explosive, and effectively avoid the problem of filter screen blockage in the crushing filter process, improve the filtering efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment, and obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0018] Figure 1 It is a structure schematic view of an automatic powder charging machine according to the utility model embodiment;

[0019] Figure 2 It is a cross-sectional schematic view of an automatic powder charging machine according to the utility model embodiment;

[0020] Figure 3 It is Figure 2 The enlarged view of A in the figure;

[0021] Figure 4 It is a structure schematic view of adjusting mechanism in an automatic powder charging machine according to the utility model embodiment;

[0022] Figure 5 It is Figure 4 The enlarged view of B in the figure.

[0023] In the figure:

[0024] 1. Tank body; 2. Control panel; 3. Support legs; 4. Discharge port; 5. Cylinder; 6. Drying mechanism; 601. Dust cover; 602. Hot air blower; 603. Air chamber; 604. Ventilation pipe; 605. Motor 1; 606. Rotating rod; 607. Stirring rod; 7. Drying chamber; 8. Connecting pipe; 9. Solenoid valve; 10. Filtering mechanism; 1001. Motor 2; 1002. Bevel gear; 1003. Gear ring; 1004. Annular convex strip; 1005. Grinding disc; 1006 11. Arc-shaped plate; 12. Filter screen; 13. Annular groove; 14. Hemispherical protrusion; 15. Striking component; 16. Mounting ring; 17. Mounting rod; 18. Striking block; 19. Through hole; 10. Adjustment mechanism; 12. Motor three; 13. Rotating shaft; 14. U-shaped frame; 15. Fixing frame; 16. Eccentric gear one; 17. Mounting side plate; 18. Eccentric gear two; 19. Mounting frame; 10. Fixing rod. Detailed Implementation

[0025] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0026] According to an embodiment of the present invention, an automated powder loading machine is provided.

[0027] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments, such as... Figures 1-5 As shown, the automated powder loading machine according to an embodiment of the present invention includes a tank 1, a control panel 2 on one side of the tank 1, several support legs 3 on the outer side of the bottom of the tank 1, a discharge port 4 in the middle of the bottom of the tank 1, cylinders 5 symmetrically arranged on both sides of the top of the tank 1, and a drying mechanism 6 at the top of the output end of the two cylinders 5; a drying chamber 7 cooperating with the drying mechanism 6 is provided at the top of the tank 1, a connecting pipe 8 is provided at the bottom of the drying chamber 7, a solenoid valve 9 is provided on the outer side of both the connecting pipe 8 and the discharge port 4, a filtering mechanism 10 is provided at the bottom of the connecting pipe 8, a filter screen 11 is provided at the bottom of the filtering mechanism 10, a hemispherical protrusion 12 is provided at the middle of the top of the filter screen 11, a striking element 13 is provided at the bottom of the filter screen 11, and an adjustment mechanism 14 cooperating with the support legs 3 is provided at the bottom of the striking element 13.

[0028] By means of the above technical scheme, the utility model discloses under the cooperation of cylinder 5, drying mechanism 6, drying cavity 7, electromagnetic valve 9, filtering mechanism 10, filter screen 11, knock piece 13 and adjusting mechanism 14, can dry the powdery raw material, and can crush and filter the powdery explosive, improve the working performance and stability of the subsequent explosive, effectively avoid the problem of filter screen blockage in the crushing and filtering process, and improve the filtering efficiency;Under the cooperation of cylinder 5, drying mechanism 6 and drying cavity 7, the raw material can be dried, the powdery explosive raw material is prevented from caking due to damp, the working performance of the subsequent explosive is affected, the raw material is ensured to keep dry before filling, and the uniform distribution of the raw material is ensured.

[0029] It needs to be explained that the electromagnetic valve 9 is usually composed of an electromagnetic coil, a valve body, a valve core, a spring, a sealing element and a port. The electromagnetic coil is the core component of the electromagnetic valve, generates a magnetic field after being energized, and attracts or releases the valve core. The electromagnetic coil is the power source for controlling the opening and closing of the electromagnetic valve. The valve body is the shell of the electromagnetic valve, usually made of metal or plastic material, and contains fluid channels and valve seats inside. The valve core is the moving part inside the electromagnetic valve, responsible for opening or closing the fluid channel. The spring is used to keep the valve core in the default position when not energized, usually the closed position. When the electromagnetic coil is energized, the valve core is attracted and overcomes the force of the spring to open the fluid channel. The sealing element includes O-rings, gaskets, etc., to ensure the sealing between the valve body and the valve core to prevent fluid leakage. The port is used to connect the pipeline and control the inflow and outflow of fluid. The electromagnetic valve 9 is electrically connected to the control panel 2. The working principle and structure of the electromagnetic valve are prior art, which will not be described in detail here.

[0030] In one embodiment, for the above drying mechanism 6, the drying mechanism 6 includes a dust cover 601 arranged at the top of the output end of the two cylinders 5, a hot air blower 602 is arranged at the top of the dust cover 601, a wind cavity 603 is arranged at the bottom of the dust cover 601 and cooperates with the hot air blower 602, and a plurality of ventilation pipes 604 are symmetrically arranged at the bottom of the wind cavity 603. The drying mechanism 6 further includes a motor 605 arranged on one side of the drying cavity 7, a rotating rod 606 is arranged at the output end of the motor 605 and penetrates the drying cavity 7, a plurality of stirring rods 607 are arranged on the outer side of the rotating rod 606, thereby drying the raw material, preventing the powdery explosive raw material from caking due to damp, affecting the working performance of the subsequent explosive, ensuring that the raw material remains dry before filling, and ensuring uniform distribution of the raw material.

[0031] The working principle of the drying mechanism 6 is as follows: in the initial state, the powdery raw material enters the drying cavity 7, the operator controls and starts the air heater 602 under the action of the control panel 2, the hot air fills the air cavity 603 under the action of the air heater 602, and then is discharged to fill the entire drying cavity 7 through the air pipe 604; under the action of the control panel 2, the motor one 605 is controlled and started, and the motor one 605 drives the rotating rod 606 to rotate under the action of the output end of the motor one 605; the rotating rod 606 drives the stirring rod 607 to rotate in the process of rotation, and the stirring rod 607 rotates to scatter the powdery raw material to prevent caking.

[0032] In one embodiment, for the above-mentioned filtering mechanism 10 and filter screen 11, the filtering mechanism 10 includes a motor two 1001 arranged on one side of the tank body 1, the output shaft of the motor two 1001 is provided with a bevel gear 1002 penetrating through the tank body 1, one side of the bevel gear 1002 is engaged with a gear ring 1003 matched with the filter screen 11, the bottom of the gear ring 1003 is provided with an annular convex strip 1004; the side of the gear ring 1003 away from the bevel gear 1002 is provided with a grinding disc 1005, the other side of the grinding disc 1005 is provided with an arc-shaped plate 1006 matched with the semispherical convex 12; the bottom end of the filter screen 11 is provided with an annular groove 1101 matched with the annular convex strip 1004, so as to filter the powdery raw material, ensure that the powdery raw material becomes qualified particles, and further improve the working performance and stability of the subsequent explosive.

[0033] The working principle of the filtering mechanism 10 and the filter screen 11 is as follows: in the initial state, under the cooperation of the arc-shaped plate 1006 and the semispherical convex 12, the powdery raw material falls from the connecting pipe 8 into the gap formed between the arc-shaped plate 1006 and the semispherical convex 12, and under the action of gravity, enters between the filter screen 11 and the grinding disc 1005; at this time, the qualified powdery raw material can fall through the filter screen 11, and the powdery raw material that is not qualified stays between the filter screen 11 and the grinding disc 1005; under the action of the control panel 2, the motor two 1001 is controlled and started, and the bevel gear 1002 is driven to rotate under the action of the output shaft of the motor two 1001; in the process of rotation of the bevel gear 1002, the gear ring 1003 engaged with the bevel gear 1002 is driven to rotate; under the cooperation of the annular convex strip 1004 and the annular groove 1101, the gear ring 1003 rotates in the circumference of the filter screen 11; in the process of rotation of the gear ring 1003, the grinding disc 1005 rotates in the circumference; in the process of rotation of the grinding disc 1005, the powdery raw material between the filter screen 11 and the grinding disc 1005 is extruded and ground again; the powdery raw material crushed into qualified particles falls through the filter screen 11, and the powdery raw material that has not been ground into qualified particles is continuously extruded and ground in the process of rotation of the grinding disc 1005 until the powdery raw material becomes qualified particles and falls from the filter screen 11.

[0034] In one embodiment, for the above-mentioned beating piece 13 and adjusting mechanism 14, the beating piece 13 comprises a mounting ring 1301 arranged at the top end of the adjusting mechanism 14, the outer top end of the mounting ring 1301 is uniformly provided with a plurality of mounting rods 1302, the top end of the mounting rod 1302 is provided with a beating block 1303; the surface of the mounting ring 1301 is uniformly provided with a plurality of through holes 1304; the adjusting mechanism 14 comprises a motor three 1401 arranged at one side of one of the support legs 3, the output end of the motor three 1401 is provided with a rotating shaft 1402 penetrating through the tank body 1, the middle part of the rotating shaft 1402 is sleeved with a U-shaped frame 1403, the top of the U-shaped frame 1403 is provided with a fixing frame 1404 matched with the tank body 1; one side of the rotating shaft 1402 is sleeved with an eccentric gear one 1405 located inside the U-shaped frame 1403, the two sides of the eccentric gear one 1405 are both provided with a mounting side plate 1406, the inner top of the mounting side plate 1406 is provided with an eccentric gear two 1407 engaged with the eccentric gear one 1405; the outer sides of the two mounting side plates 1406 are connected through a mounting frame 1408, and the top end of the mounting frame 1408 is provided with a fixing rod 1409 penetrating through the U-shaped frame 1403 and matched with the mounting ring 1301, so that the beating piece 13 effectively and repeatedly strikes the filter screen 11, preventing the filter screen 11 from being blocked and causing adverse effects on the filtration of other powdery raw materials.

[0035] The working principle of the beating piece 13 and the adjusting mechanism 14 is as follows: in the initial state, under the action of the control panel 2, the motor three 1401 is controlled and started, under the action of the output shaft of the motor three 1401, the rotating shaft 1402 is driven to rotate, in the process of rotating the rotating shaft 1402, the eccentric gear one 1405 is driven to rotate, under the cooperation of the U-shaped frame 1403 and the fixing frame 1404, the eccentric gear one 1405 is stably moved upward in the vertical direction, in the process of rotating the eccentric gear one 1405, the engaged eccentric gear two 1407 is driven to rotate, under the action of the mounting side plate 1406, the eccentric gear two 1407 is stably moved in the vertical direction, under the meshing action of the eccentric gear one 1405 and the eccentric gear two 1407, the rotating power is converted into power along the vertical direction upward, and the reciprocating motion of the mounting frame 1408 is realized, in the process of reciprocating motion of the mounting frame 1408, the fixing rod 1409 is driven to reciprocate, and in the process of reciprocating motion of the fixing rod 1409, the beating piece 13 is driven to reciprocate in the vertical direction and repeatedly strike the filter screen 11, under the action of the through hole 1304, the powdery raw material falls into the discharge port 4 through the beating piece 13.

[0036] In order to facilitate the understanding of the above technical solutions of the present application, the working principle or operation mode of the present application in the actual process will be described in detail.

[0037] In actual application, in the initial state, the operator controls and starts the two cylinders 5 under the action of the control panel 2, and under the action of the output end of the cylinder 5, the dust cover 601 is lifted, the powdery raw material is put into the drying cavity 7, the control and start of the hot air blower 602 are controlled under the action of the control panel 2, the hot air fills the drying cavity 7 under the action of the hot air blower 602, the control and start of the motor one 605 are controlled under the action of the control panel 2, and the stirring rod 607 is driven to scatter the powdery raw material under the action of the output end of the motor one 605 (the specific working principle of the drying mechanism 6 is as described above), then the control and start of the electromagnetic valve 9 are controlled under the action of the control panel 2, and the powdery raw material after drying falls to the connecting pipe 8, the control and start of the motor two 1001 are controlled under the action of the control panel 2, and the grinding disc 1005 rotates under the action of the output shaft of the motor two 1001, and the powdery raw material of unqualified particles is continuously extruded and ground in the process of self-rotation of the grinding disc 1005 until the qualified powdery raw material falls from the filter screen 11, and in the process of grinding (the specific working principle of the filtering mechanism 10 is as described above), the control and start of the motor three 1401 are controlled under the action of the control panel 2, and the knocking piece 13 is driven to repeatedly knock the filter screen 11 under the action of the output shaft of the motor three 1401 (the specific working principle of the adjusting mechanism 14 is as described above), so as to prevent the filter screen 11 from being blocked and affecting the filtering process of the powdery raw material, and finally the qualified powdery raw material flows out through the discharge port 4, the control and start of the electromagnetic valve 9 are controlled under the action of the control panel 2, and the control of the powdery raw material discharge is realized under the action of the electromagnetic valve 9.

[0038] In summary, by means of the above technical scheme of the utility model, the cooperation of the cylinder 5, the drying mechanism 6, the drying cavity 7, the electromagnetic valve 9, the filtering mechanism 10, the filter screen 11, the knocking piece 13 and the adjusting mechanism 14 can dry the powdery raw material, crush and filter the powdery explosive, improve the working performance and stability of the subsequent explosive, effectively avoid the problem of filter screen blockage in the crushing and filtering process, and improve the filtering efficiency; the cooperation of the cylinder 5, the drying mechanism 6 and the drying cavity 7 can dry the raw material, prevent the powdery explosive raw material from caking due to moisture, affect the working performance of the subsequent explosive, ensure that the raw material remains dry before filling, and ensure uniform distribution of the raw material; the cooperation of the filtering mechanism 10, the filter screen 11, the knocking piece 13 and the adjusting mechanism 14 can filter the powdery raw material, ensure that the powdery raw material becomes qualified particles, and further improve the working performance and stability of the subsequent explosive, while effectively avoiding the problem of filter screen blockage in the crushing and filtering process, and improving the filtering efficiency.

[0039] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication or the interaction relationship of two elements inside two elements, unless another definite limitation, for the ordinary skill in the art, can understand the specific meaning of the above-mentioned term in the utility model according to the specific situation.

[0040] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An automated powder charge machine comprising a tank (1), characterized in that, One side of the tank body (1) is provided with a control panel (2), the bottom outer side of the tank body (1) is provided with a plurality of supporting legs (3), the bottom middle of the tank body (1) is provided with a discharge port (4), the top of the tank body (1) is symmetrically provided with air cylinders (5) on both sides, and the top ends of the output ends of the two air cylinders (5) are provided with drying mechanisms (6). The top of the tank body (1) is provided with a drying cavity (7) matched with the drying mechanism (6), the bottom of the drying cavity (7) is provided with a connecting pipe (8), the outer sides of the connecting pipe (8) and the discharge port (4) are both provided with electromagnetic valves (9), the bottom of the connecting pipe (8) is provided with a filtering mechanism (10), the bottom of the filtering mechanism (10) is provided with a filter screen (11), the top middle of the filter screen (11) is provided with a semispherical protrusion (12), the bottom of the filter screen (11) is provided with a knocking piece (13), and the bottom of the knocking piece (13) is provided with an adjusting mechanism (14) matched with the supporting leg (3).

2. An automated powder charge machine according to claim 1, wherein, The drying mechanism (6) comprises a dust cover (601) arranged at the top end of the output end of the two air cylinders (5), a hot air machine (602) is arranged at the top middle of the dust cover (601), and a wind cavity (603) matched with the hot air machine (602) is arranged at the bottom of the dust cover (601). The drying mechanism (6) further comprises a motor one (605) arranged on one side of the drying cavity (7), a rotating rod (606) is arranged at the output end of the motor one (605) and penetrates through the drying cavity (7), and a plurality of stirring rods (607) are arranged on the outer side of the rotating rod (606).

3. An automated powder charge machine according to claim 1, wherein, The filtering mechanism (10) comprises a motor two (1001) arranged on one side of the tank body (1), a bevel gear (1002) is arranged at the output shaft of the motor two (1001) and penetrates through the tank body (1), a gear ring (1003) matched with the filter screen (11) is arranged on one side of the bevel gear (1002) in a meshed mode, and an annular protruding strip (1004) is arranged at the bottom of the gear ring (1003). The side, away from the bevel gear (1002), of the gear ring (1003) is provided with a grinding disc (1005), and the other side of the grinding disc (1005) is provided with an arc-shaped plate (1006) matched with the semispherical protrusion (12).

4. An automated powder charge machine according to claim 3, wherein, The bottom end of the filter screen (11) is provided with an annular groove (1101) matched with the annular protruding strip (1004).

5. An automated powder charge machine according to claim 1, wherein, The knocking piece (13) comprises a mounting ring (1301) arranged at the top end of the adjusting mechanism (14), a plurality of mounting rods (1302) are uniformly arranged at the outer top end of the mounting ring (1301), and a knocking block (1303) is arranged at the top end of the mounting rod (1302). A plurality of through holes (1304) are uniformly arranged on the surface of the mounting ring (1301).

6. An automated powder charge machine according to claim 5, wherein, The adjusting mechanism (14) comprises a motor three (1401) arranged on one side of one of the supporting legs (3), an output end of the motor three (1401) is provided with a rotating shaft (1402) penetrating through the tank body (1), a middle part of the rotating shaft (1402) is sleeved with a U-shaped frame (1403), and a top of the U-shaped frame (1403) is provided with a fixing frame (1404) matched with the tank body (1); One side of the rotating shaft (1402) is sleeved with an eccentric gear one (1405) located in the U-shaped frame (1403), both sides of the eccentric gear one (1405) are provided with mounting side plates (1406), and inner top parts of the mounting side plates (1406) are provided with eccentric gear twos (1407) engaged with the eccentric gear one (1405); Outer sides of the two mounting side plates (1406) are connected through mounting frames (1408), and top ends of the mounting frames (1408) are provided with fixing rods (1409) penetrating through the U-shaped frame (1403) and matched with the mounting ring (1301).

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