A powder screening device for powder production

Abstract

The utility model discloses a kind of powder screening devices for powder production, including powder screening box, the top of powder screening box is communicated with feed inlet, the bottom of powder screening box is communicated with discharge port, crushing mechanism, screening mechanism, cleaning mechanism are sequentially provided from top to bottom in the powder screening box, the crushing mechanism includes rotating rod, multiple crushing hammers are equidistantly arranged on the rotating rod, one end of the rotating rod is rotatably connected with the inner wall of powder screening box, and the other end extends to the outside of powder screening box and is fixedly connected with first transmission wheel, the screening mechanism includes threaded rod, one end of the threaded rod is rotatably connected with the inner wall of powder screening box, and the other end extends to the outside of powder screening box and is connected with first motor, second transmission wheel is arranged on the threaded rod outside powder screening box, and the first transmission wheel and the second transmission wheel are connected by synchronous belt transmission. The powder screening device for powder production of the utility model realizes efficient, stable powder screening function through the design of crushing mechanism, screening mechanism and cleaning mechanism.

Description

Technical Field

[0001] This utility model relates to the field of cosmetics technology, specifically to a powder sieving device for powder production. Background Technology

[0002] In the powder production process, sieving devices are key equipment to ensure product quality. Traditional sieving devices have some shortcomings: first, the sieving accuracy is not high, which can easily lead to uneven sieving or inconsistent particle size, affecting product quality; second, they lack effective crushing and cleaning functions, which can cause materials to easily clump or clog the screen during sieving, increasing maintenance costs and downtime.

[0003] Based on the above, this utility model proposes a powder screening device for powder production, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of this invention is to provide a powder screening device for powder production. This powder screening device has a simple structure and is easy to use. Through the design of a crushing mechanism, a screening mechanism, and a cleaning mechanism, it achieves efficient and stable powder screening. The crushing mechanism effectively breaks up agglomerates in the material, ensuring that the material enters the screening stage uniformly; the screening mechanism vibrates the screen, improving screening efficiency; and the brush design of the cleaning mechanism effectively cleans the screen, prevents clogging, and extends the service life of the equipment.

[0005] This utility model is achieved through the following technical solution:

[0006] A powder sieving device for powder production includes a sieving box with a feed inlet at the top and a discharge outlet at the bottom. The sieving box contains, from top to bottom, a crushing mechanism, a screening mechanism, and a cleaning mechanism. The crushing mechanism includes a rotating rod with multiple crushing hammers evenly spaced on it. One end of the rotating rod is rotatably connected to the inner wall of the sieving box, and the other end extends to the outside of the sieving box and is fixedly connected to a first transmission wheel. The screening mechanism includes a threaded rod with one end rotatably connected to the inner wall of the sieving box and the other end extending to the outside of the sieving box and connected to a first motor. A second transmission wheel is located on the threaded rod outside the sieving box. The first and second transmission wheels are connected by a synchronous belt. A guide block is threadedly connected to the threaded rod. A guide rod is located below the threaded rod inside the sieving box, and the guide block is slidably connected to the guide rod. The guide block has bristles on the side near the screening mechanism.

[0007] The purpose of this invention is to provide a powder screening device for powder production. This powder screening device has a simple structure and is easy to use. Through the design of a crushing mechanism, a screening mechanism, and a cleaning mechanism, it achieves efficient and stable powder screening. The crushing mechanism effectively breaks up agglomerates in the material, ensuring that the material enters the screening stage uniformly; the screening mechanism vibrates the screen, improving screening efficiency; and the brush design of the cleaning mechanism effectively cleans the screen, prevents clogging, and extends the service life of the equipment.

[0008] Preferably, the screening mechanism includes a screen, the right side of which is rotatably connected to the inner wall of the screening box, the left side of which has a movable groove, a rotating wheel fixedly mounted on the left side of the screen through the movable groove, and an installation box located on the outside of the screening box at the movable groove. A second motor is installed inside the installation box, and a cam is connected to the second motor. The cam contacts the rotating wheel.

[0009] Preferably, the bottom of the powder sieving box is provided with an inclined surface.

[0010] Preferably, the breaker hammer includes a plurality of breaker rods arranged circumferentially on the rotating rod, and the breaker rods are provided with spikes.

[0011] Preferably, the number of the breaking rods is four.

[0012] Compared with the prior art, this utility model has the following advantages and beneficial effects:

[0013] This utility model discloses a powder screening device for powder production. It features a simple structure and is easy to use. Through the design of a crushing mechanism, a screening mechanism, and a cleaning mechanism, it achieves efficient and stable powder screening. The crushing mechanism effectively breaks up agglomerates in the material, ensuring that the material enters the screening stage uniformly. The screening mechanism vibrates the screen, improving screening efficiency. The brush design of the cleaning mechanism effectively cleans the screen, prevents clogging, and extends the equipment's service life. Attached Figure Description

[0014] Figure 1 This is a cross-sectional structural diagram of the present invention;

[0015] Figure 2 This is a schematic diagram of the structure of the cam and rotating wheel described in this utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the hydraulic breaker described in this utility model. Detailed Implementation

[0017] To enable those skilled in the art to better understand the technical solution of this utility model, the preferred embodiments of this utility model are described below in conjunction with specific examples. However, it should be understood that the accompanying drawings are for illustrative purposes only and should not be construed as limiting this patent. For better illustration of this embodiment, some components in the drawings may be omitted, enlarged, or reduced, and do not represent the actual product dimensions. It is understandable that some well-known structures and their descriptions may be omitted in the drawings for those skilled in the art. The positional relationships described in the drawings are for illustrative purposes only and should not be construed as limiting this patent.

[0018] Example 1:

[0019] like Figures 1 to 3 As shown, this utility model provides a powder sieving device for powder production, including a sieving box 1. The top of the sieving box 1 is connected to a feed inlet 2, and the bottom of the sieving box 1 is connected to a discharge outlet 3. Inside the sieving box 1, from top to bottom, are arranged a crushing mechanism 4, a screening mechanism, and a cleaning mechanism. The crushing mechanism 4 includes a rotating rod 7, on which multiple crushing hammers 8 are evenly spaced. One end of the rotating rod 7 is rotatably connected to the inner wall of the sieving box 1, and the other end extends to the outside of the sieving box 1 and is fixedly connected to a first transmission wheel 9. The screening mechanism includes a threaded rod 10. One end of the threaded rod 10 is rotatably connected to the inner wall of the sieving box 1, and the other end extends to the outside of the sieving box 1 and is connected to the first motor 11. A second transmission wheel 12 is provided on the threaded rod 10 located on the outside of the sieving box 1. The first transmission wheel 9 and the second transmission wheel 12 are connected by a synchronous belt 13. A guide block 14 is threadedly connected to the threaded rod 10. A guide rod 15 is provided inside the sieving box 1 below the threaded rod 10. The guide block 14 is slidably connected to the guide rod 15. The guide block 14 is provided with bristles 16 on the side of the guide block 14 near the screening mechanism.

[0020] Example 2:

[0021] like Figures 1 to 3As shown, this utility model provides a powder sieving device for powder production, including a sieving box 1. The top of the sieving box 1 is connected to a feed inlet 2, and the bottom of the sieving box 1 is connected to a discharge outlet 3. Inside the sieving box 1, from top to bottom, are arranged a crushing mechanism 4, a screening mechanism, and a cleaning mechanism. The crushing mechanism 4 includes a rotating rod 7, on which multiple crushing hammers 8 are evenly spaced. One end of the rotating rod 7 is rotatably connected to the inner wall of the sieving box 1, and the other end extends to the outside of the sieving box 1 and is fixedly connected to a first transmission wheel 9. The screening mechanism includes a threaded rod 10. One end of the threaded rod 10 is rotatably connected to the inner wall of the sieving box 1, and the other end extends to the outside of the sieving box 1 and is connected to the first motor 11. A second transmission wheel 12 is provided on the threaded rod 10 located on the outside of the sieving box 1. The first transmission wheel 9 and the second transmission wheel 12 are connected by a synchronous belt 13. A guide block 14 is threadedly connected to the threaded rod 10. A guide rod 15 is provided inside the sieving box 1 below the threaded rod 10. The guide block 14 is slidably connected to the guide rod 15. The guide block 14 is provided with bristles 16 on the side of the guide block 14 near the screening mechanism.

[0022] The crushing mechanism 4 breaks up agglomerates in the material, ensuring that the material enters the screening stage evenly; the screening mechanism can vibrate the screen to improve screening accuracy; the brush 16 of the cleaning mechanism can effectively clean the screen and prevent clogging. The first motor 11 can simultaneously drive the brush 16 to move and the breaker hammer 8 to rotate, improving energy utilization efficiency.

[0023] The screening mechanism includes a screen 17, the right side of which is rotatably connected to the inner wall of the powder screening box 1. The left side of the powder screening box 1 has a movable groove 18. A rotating wheel 19 is fixedly installed on the left side of the screen 17 through the movable groove 18. An installation box 20 is provided on the outside of the powder screening box 1 at the movable groove 18. A second motor 21 is provided inside the installation box 20. A cam 22 is connected to the second motor 21. The cam 22 is in contact with the rotating wheel 19.

[0024] The second motor 21 drives the cam 22, which vibrates in contact with the rotating wheel 19, enabling the screen 17 to perform efficient screening. The vibration design of the screen 17 not only improves screening efficiency but also effectively prevents material from accumulating on the surface of the screen 17, further improving screening quality.

[0025] Furthermore, in another embodiment, the bottom of the powder screening box 1 is provided with an inclined surface 23.

[0026] The design of the inclined surface 23 can effectively guide the screened material to flow smoothly to the discharge port 3, avoid the material from accumulating at the bottom of the screening box 1, and further improve the screening efficiency and the operational stability of the equipment.

[0027] Furthermore, in another embodiment, the breaker 8 includes a plurality of breaker rods 5 disposed on the rotating rod 7 in the circumferential direction, and the breaker rods 5 are provided with spikes 6.

[0028] The spikes 6 on the crushing rod 5 can effectively break up agglomerates in the material, ensuring that the material reaches the ideal particle size before entering the screening stage.

[0029] Furthermore, in another embodiment, the number of the breaking rods 5 is four.

[0030] Based on the description and drawings of this utility model, those skilled in the art can easily manufacture or use the powder screening device for powder production of this utility model, and can achieve the positive effects described in this utility model.

[0031] Unless otherwise specified, in this utility model, terms such as "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe orientation or positional relationships in this utility model are for illustrative purposes only and should not be construed as limiting this patent. For those skilled in the art, the specific meaning of the above terms can be understood in conjunction with the accompanying drawings and according to the specific circumstances.

[0032] Unless otherwise expressly specified and limited, the terms "set up," "connected," and "linked" in this utility model should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0033] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications or equivalent changes made to the above embodiments based on the technical essence of the present utility model shall fall within the protection scope of the present utility model.

Claims

1. A powder sieving device for powder production, characterized in that: The device includes a sieving box with a feed inlet at the top and a discharge outlet at the bottom. Inside the sieving box, from top to bottom, are a crushing mechanism, a screening mechanism, and a cleaning mechanism. The crushing mechanism includes a rotating rod with multiple equidistant crushing hammers. One end of the rotating rod is rotatably connected to the inner wall of the sieving box, and the other end extends to the outside of the sieving box and is fixedly connected to a first transmission wheel. The screening mechanism includes a threaded rod with one end rotatably connected to the inner wall of the sieving box and the other end extending to the outside of the sieving box and connected to a first motor. A second transmission wheel is located on the threaded rod outside the sieving box. The first and second transmission wheels are connected by a synchronous belt. A guide block is threadedly connected to the threaded rod. Inside the sieving box, below the threaded rod, is a guide rod. The guide block is slidably connected to the guide rod, and the guide block has bristles on the side near the screening mechanism.

2. The powder sieving device for powder production according to claim 1, characterized in that: The screening mechanism includes a screen, the right side of which is rotatably connected to the inner wall of the screening box. The left side of the screening box has a movable groove, and a rotating wheel is fixedly installed on the left side of the screen through the movable groove. An installation box is provided on the outside of the screening box at the movable groove. A second motor is provided in the installation box, and a cam is connected to the second motor. The cam is in contact with the rotating wheel.

3. The powder sieving device for powder production according to claim 1, characterized in that: The bottom of the powder sieving box is provided with a slope.

4. The powder sieving device for powder production according to claim 1, characterized in that: The hydraulic breaker includes multiple breaking rods arranged circumferentially on a rotating rod, and each breaking rod is provided with spikes.

5. The powder sieving device for powder production according to claim 4, characterized in that: The number of the breaking rods is four.

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