Powder material feeding mechanism

Abstract

The utility model discloses a powder material feeding mechanism which is characterized in that a conical screen drum is arranged in a feeding barrel, a main shaft penetrates through the conical screen drum and is arranged in the feeding barrel, a lower-end stirring paddle is arranged at the bottom of the main shaft, an upper-end stirring paddle is arranged on the main shaft above the conical screen drum, and an inclined stirring rod of the upper-end stirring paddle is movably matched with the inner wall of the conical screen drum; the powder feeding device is reasonable in structure, powder materials can be screened through the conical screen drum, so that the fineness of the powder materials is guaranteed, the main shaft is arranged in the feeding barrel, the lower end stirring paddle is arranged at the bottom of the main shaft, and the bottom of the feeding barrel can be prevented from being blocked through the lower end stirring paddle; the stirring paddle at the upper end is used for stirring to scatter material clusters, the materials are prevented from bridging in the conical screen drum or large particles are prevented from blocking screen holes of the conical screen drum, the smoothness of material screening is guaranteed, and the cleaning frequency is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of powder feeding equipment, in particular to a powder material feeding mechanism. Background Art

[0002] Powder materials are powdered materials. When filling powder materials into packaging cans, the powder materials are generally first put into the feeding barrel through a feeding mechanism, and then filled into the packaging cans through a pump.

[0003] Current powder material feeding mechanisms are mostly just a cylinder, sometimes with a filter screen to block large particles or agglomerated materials. However, during use, large particles or agglomerated materials tend to accumulate on the screen, increasing the frequency of manual cleaning, and can also cause material bridging at the bottom of the feeding cylinder. Therefore, an improved technology is urgently needed to address this problem in the existing technology. Utility Model Content

[0004] The purpose of the utility model is to provide a powder material feeding mechanism, which can screen the powder material through a conical screen drum to ensure the fineness of the powder material. A main shaft is provided inside the feeding drum, and a lower stirring paddle is provided at the bottom of the main shaft. The lower stirring paddle can prevent the bottom of the feeding drum from being blocked. The main shaft is also provided with an upper stirring paddle at the conical screen drum. The material clumps can be broken up by stirring with the upper stirring paddle, and the material can be prevented from bridging in the conical screen drum or large particles blocking the sieve holes of the conical screen drum, thereby ensuring the smoothness of the screening material and greatly reducing the cleaning frequency, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a powder material feeding mechanism, comprising a feeding cylinder, a conical sieve cylinder and a stirring mechanism;

[0006] The bottom of the loading barrel is provided with a discharge port, the inner wall of the upper part of the loading barrel is provided with an annular support plate, the annular support plate is provided with a plurality of positioning holes, the top of the loading barrel is provided with a pressure cover, the upper surface of the pressure cover is provided with an annular lifting seat, the annular lifting seat is hinged with a movable cover, the center position of the upper surface of the pressure cover is provided with a motor seat, and an insertion interface is provided on one side of the upper part of the loading barrel, and a feeding barrel is inserted into the insertion interface;

[0007] The conical screen drum is arranged in the upper material drum, the conical screen drum is densely covered with screen holes, a through hole is opened on the upper part of the conical screen drum near the plug interface, the feed drum is passed through the through hole on the upper part of the conical screen drum, the top of the conical screen drum is provided with an outer folding edge, the outer folding edge is supported on the upper surface of the annular support plate, a plurality of positioning rods are provided on the lower surface of the outer folding edge, the positioning rods correspond to the positioning holes of the annular support plate one by one and are plugged in, and a sliding sleeve is provided at the bottom of the conical screen drum;

[0008] The stirring mechanism includes a stirring motor, a main shaft, a lower stirring paddle, and an upper stirring paddle. The stirring motor is arranged on the upper surface of the motor base. The output shaft of the stirring motor is connected to the top of the main shaft through a coupling. The main shaft passes through the sliding sleeve at the bottom of the conical screen drum. The bottom of the main shaft is provided with a lower stirring paddle, and the main shaft is provided with an upper stirring paddle above the sliding sleeve.

[0009] The upper end stirring paddle includes a connecting sleeve and an oblique stirring rod. The connecting sleeve is sleeved on the corresponding position of the main shaft and fastened by bolts. A plurality of oblique stirring rods are provided on the outside of the connecting sleeve. The oblique stirring rods are movably matched with the inner wall of the conical screen drum.

[0010] Preferably, the utility model provides a powder material feeding mechanism, wherein the outer diameter of the main shaft is consistent with the inner diameter of the sliding sleeve.

[0011] Preferably, the utility model provides a powder material feeding mechanism, wherein a boss is provided on the lower surface of the pressure cover, and the boss is pressed on the upper surface of the outer folded edge.

[0012] Preferably, the present invention provides a powder material feeding mechanism, wherein a first handle is provided on the outer surface of the feeding barrel.

[0013] Preferably, the utility model provides a powder material feeding mechanism, wherein a second handle is provided on the upper surface of the movable cover.

[0014] Preferably, the present invention provides a powder material feeding mechanism, wherein the plug interface and the outer end of the feed barrel are both provided with flanges and the flanges cooperate with each other.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The powder material can be sieved through the conical screen drum to ensure the fineness of the powder material. A main shaft is provided inside the upper barrel, and a lower stirring paddle is provided at the bottom of the main shaft. The lower stirring paddle can prevent the bottom of the upper barrel from being blocked. The main shaft is also provided with an upper stirring paddle at the conical screen drum. The material clumps can be broken up by stirring with the upper stirring paddle, and the material can be prevented from bridging in the conical screen drum or large particles blocking the sieve holes of the conical screen drum, thereby ensuring the smoothness of the screening material and greatly reducing the cleaning frequency. At the same time, the whole is easy to assemble and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the method of the utility model located at the positioning rod;

[0019] Figure 3This is a schematic diagram of the appearance structure of the utility model.

[0020] In the figure: loading barrel 1, conical screen drum 2, discharge port 3, annular support plate 4, pressure cover 5, annular lifting seat 6, movable cover 7, motor seat 8, plug interface 9, feeding barrel 10, outer folding edge 11, positioning rod 12, sliding sleeve 13, stirring motor 14, main shaft 15, lower end stirring paddle 16, connecting sleeve 17, oblique stirring rod 18, boss 19, first handle 20, second handle 21. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0022] It should be noted that, in the description of the present invention, the terms "inside", "outside", "up", "down", "both sides", "one end", "the other end", "left", "right", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0023] See also Figure 1-3 , the utility model provides a technical solution: a powder material feeding mechanism, including a feeding cylinder 1, a conical screen cylinder 2 and a stirring mechanism;

[0024] A discharge port 3 is provided at the bottom of the upper barrel 1, an annular support plate 4 is provided on the inner wall of the upper part of the upper barrel 1, and a number of positioning holes are opened on the annular support plate 4. A pressure cover 5 is provided on the top of the upper barrel 1, and an annular lifting seat 6 is provided on the upper surface of the pressure cover 5. A movable cover 7 is hingedly connected to the annular lifting seat 6, and a second handle 21 is provided on the upper surface of the movable cover 7 to facilitate opening the movable cover 7. A motor seat 8 is provided at the center position of the upper surface of the pressure cover 5. An insertion port 9 is provided on one side of the upper part of the upper barrel 1, and a feeding barrel 10 is inserted in the insertion port 9. The outer ends of the insertion port 9 and the feeding barrel 10 are provided with flanges and the flanges cooperate with each other to facilitate connection with the feeding pipe. A first handle 20 is provided on the outer surface of the upper barrel 1 to facilitate carrying the upper barrel 1;

[0025] The conical screen drum 2 is arranged in the upper cylinder 1, and the conical screen drum 2 is densely covered with sieve holes. A through hole is opened on the upper side of the conical screen drum 2 near the plug interface 9, and the feed cylinder 10 is passed through the through hole on the upper part of the conical screen drum 2. The top of the conical screen drum 2 is provided with an outer folding edge 11, and the outer folding edge 11 is supported on the upper surface of the annular support plate 4. A plurality of positioning rods 12 are provided on the lower surface of the outer folding edge 11. The positioning rods 12 correspond to the positioning holes of the annular support plate 4 one by one and are plugged in. A boss 19 is provided on the lower surface of the pressure cover 5, and the boss 19 is pressed on the upper surface of the outer folding edge 11 to ensure the stability of the conical screen drum 2 and avoid loosening, so as to ensure that the oblique stirring rod 18 of the upper end stirring paddle can smoothly cooperate with the inner wall of the conical screen drum 2, and a sliding sleeve 13 is provided at the bottom of the conical screen drum 2;

[0026] The stirring mechanism includes a stirring motor 14, a main shaft 15, a lower stirring paddle 16, and an upper stirring paddle. The stirring motor 14 is arranged on the upper surface of the motor base 8. The output shaft of the stirring motor 14 is connected to the top of the main shaft 15 through a coupling. The main shaft 15 passes through the sliding sleeve 13 at the bottom of the conical screen drum 2. The outer diameter of the main shaft 15 is consistent with the inner diameter of the sliding sleeve 13 to ensure the stability of the main shaft 15. The bottom of the main shaft 15 is provided with a lower stirring paddle 16, and the main shaft 15 is provided with an upper stirring paddle above the sliding sleeve 13.

[0027] The upper stirring paddle includes a connecting sleeve 17 and an oblique stirring rod 18. The connecting sleeve 17 is connected to the corresponding position of the main shaft 15 and is fastened by bolts. A plurality of oblique stirring rods 18 are provided on the outside of the connecting sleeve 17. The oblique stirring rods 18 are movably matched with the inner wall of the conical screen drum 2.

[0028] Assembly method and usage principle: First, pass the main shaft 15 through the sliding sleeve 13 from bottom to top, then place the conical screen drum 2 into the upper barrel 1, and pass the positioning rod 12 of the outer folding edge 11 through the positioning hole of the annular support plate 4. At this time, the lower stirring paddle is located in the upper barrel 1, and the through hole of the conical screen drum 2 corresponds to the plug interface 9. Connect the upper stirring paddle to the main shaft 15 through the connecting sleeve 17, and fasten it to the main shaft 15 with bolts, then cover it with the pressure cover 5, and install the stirring motor 14 on the upper surface of the motor base 8, and then connect the top of the main shaft 15 to the output shaft of the stirring motor 14 through the coupling. Finally, insert the feed barrel 10 into the plug interface 9 to complete the assembly. When in use, the flanges of the plug interface 9 and the feed barrel 10 are connected to the powder delivery pipe and fastened with bolts and nuts. When the powder material is fed into the upper barrel 1, it is first screened through the conical screen drum 2, so that large particles or powder cakes remain in the conical screen drum 2, and fine powder passes through the sieve holes of the conical screen drum 2 into the bottom end of the upper barrel 1. The stirring motor 14 is started, and the stirring motor 14 drives the main shaft 15 to rotate. The main shaft 15 then drives the lower end stirring paddle 16 and the upper end stirring paddle to rotate at the same time. The function of the lower end stirring paddle 16 is to avoid clogging of the bottom of the upper barrel 1, thereby preventing material blockage. The upper end stirring paddle can stir and break up the material cakes to avoid bridging of the material in the conical screen drum 2 or large particles blocking the sieve holes of the conical screen drum 2. The status of the conical screen drum 2 can be checked through the annular lifting seat 6 and the movable cover 7, and manual cleaning can be performed. The utility model has a reasonable structure. The powder material can be screened through the conical screen drum 2, so as to ensure the fineness of the powder material. A main shaft 15 is provided inside the upper barrel 1, and a lower stirring paddle 16 is provided at the bottom of the main shaft 15. The lower stirring paddle 16 can prevent the bottom of the upper barrel 1 from being blocked. The main shaft 15 is also provided with an upper stirring paddle at the conical screen drum 2. The material clumps can be broken up by stirring with the upper stirring paddle, and the material can be prevented from bridging in the conical screen drum 2 or large particles can be prevented from blocking the sieve holes of the conical screen drum 2, thereby ensuring the smoothness of the screening material and greatly reducing the cleaning frequency. At the same time, the whole is easy to assemble and disassemble.

[0029] Anything not described in detail in the present invention is well known to those skilled in the art.

[0030] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model and are not limiting. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A powder material feeding mechanism, characterized in that: It comprises a feeding cylinder (1), a conical screen cylinder (2) and a stirring mechanism; The bottom of the loading barrel (1) is provided with a discharge port (3), the inner wall of the upper part of the loading barrel (1) is provided with an annular support plate (4), the annular support plate (4) is provided with a plurality of positioning holes, the top of the loading barrel (1) is provided with a pressure cover (5), the upper surface of the pressure cover (5) is provided with an annular lifting seat (6), the annular lifting seat (6) is hinged with a movable cover (7), a motor seat (8) is provided at the center position of the upper surface of the pressure cover (5), an insertion port (9) is provided on one side of the upper part of the loading barrel (1), and a feeding barrel (10) is inserted into the insertion port (9); The conical screen drum (2) is arranged in the upper material drum (1), the conical screen drum (2) is densely covered with screen holes, a through hole is provided on the upper side of the conical screen drum (2) near the plug interface (9), the feed drum (10) is passed through the through hole on the upper part of the conical screen drum (2), the top of the conical screen drum (2) is provided with an outer folding edge (11), the outer folding edge (11) is supported on the upper surface of the annular support plate (4), the lower surface of the outer folding edge (11) is provided with a plurality of positioning rods (12), the positioning rods (12) correspond to the positioning holes of the annular support plate (4) one by one and are plugged in, and a sliding sleeve (13) is provided at the bottom of the conical screen drum (2); The stirring mechanism comprises a stirring motor (14), a main shaft (15), a lower stirring paddle (16), and an upper stirring paddle. The stirring motor (14) is arranged on the upper surface of the motor base (8). The output shaft of the stirring motor (14) is connected to the top of the main shaft (15) through a coupling. The main shaft (15) passes through the sliding sleeve (13) at the bottom of the conical screen drum (2). The bottom of the main shaft (15) is provided with a lower stirring paddle (16). The main shaft (15) is provided with an upper stirring paddle above the sliding sleeve (13). The upper end stirring paddle comprises a connecting sleeve (17) and an oblique stirring rod (18). The connecting sleeve (17) is sleeved on a corresponding position of the main shaft (15) and fastened by bolts. A plurality of oblique stirring rods (18) are provided on the outside of the connecting sleeve (17). The oblique stirring rods (18) are movably matched with the inner wall of the conical screen drum (2).

2. A powder material feeding mechanism according to claim 1, characterized in that: The outer diameter of the main shaft (15) is consistent with the inner diameter of the sliding sleeve (13).

3. A powder material feeding mechanism according to claim 1, characterized in that: The lower surface of the pressure cover (5) is provided with a boss (19), and the boss (19) is pressed on the upper surface of the outer folding edge (11).

4. A powder material feeding mechanism according to claim 1, characterized in that: A first handle (20) is provided on the outer surface of the loading cylinder (1).

5. The powder material feeding mechanism according to claim 1, characterized in that: A second handle (21) is provided on the upper surface of the movable cover (7).

6. A powder material feeding mechanism according to claim 1, characterized in that: The outer ends of the plug port (9) and the feed barrel (10) are both provided with flanges, and the flanges fit together.

Images