Centrifugal device for powdery substances

Abstract

The utility model relates to the technical field of powder material centrifugation, and provides a powder material centrifugation device which comprises a shell, a discharging seat is fixedly connected to the middle position of the bottom end of the shell, a fine discharging pipe is fixedly connected to the lower end of one side of the discharging seat, a powder selecting bin is movably connected to the upper end of the interior of the shell, and the fine discharging pipe is fixedly connected to the lower end of one side of the discharging seat. A rough discharging pipe penetrating through the discharging seat is fixedly connected to the middle position of the bottom end of the powder selecting bin, a feeding pipe is fixedly connected to one side of the top end of the cover plate, and a driving motor is fixedly connected to the middle position of the top end of the cover plate. The scraping block can rotate to be attached to the inner wall of the powder selecting bin through the servo motor, then the scraping block can be matched with rotation of the powder selecting bin, automatic scraping and cleaning of the inner wall of the powder selecting bin are achieved, the situation that due to residual powder materials, collection is not thorough, and the follow-up centrifugal screening action of the powder materials is affected is avoided, and then the practicability can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of powdery matter centrifugation, in particular to a powdery matter centrifugation device. Background Art

[0002] A centrifuge is a machine that uses centrifugal force to separate liquids from solid particles or components in a mixture of liquids and liquids. It is widely used in many fields today. In the production and processing of powdered substances, it is sometimes necessary to separate powdered substances of different coarseness and fineness or powdered substances containing water. Therefore, a corresponding centrifuge is naturally needed to achieve this processing step.

[0003] After searching, the existing patent (Announcement No.: CN214975514U) discloses a centrifugal powder classifier, and its technical scheme is: including a powder selection bin, a motor is provided on one side of the top of the powder selection bin, a supporting cross plate is fixedly connected to the bottom of the motor, the supporting cross plate is fixedly connected to the powder selection bin, a centrifugal screening component is provided on the inner side of the powder selection bin, the centrifugal screening component includes a screening bin and a movable cover, the screening bin is located at the inner top of the powder selection bin, a screening net is fixedly connected to the top of the screening net, a connecting ring plate is fixedly connected to the top of the screening net, a limiting ring plate is fixedly connected to the outer side of the top of the connecting ring plate, a circular groove is provided on the top surface of the powder selection bin, and the connecting ring plate is movably connected to the circular groove. The beneficial effect of a centrifugal powder classifier is: the practicability of the centrifugal powder classifier is improved, and the coarse powder and fine powder are avoided in the actual powder selection process of the centrifugal powder classifier. It is difficult to sort out the coarse powder and the fine powder is coarse, resulting in poor powder selection effect and failure to meet the use requirements, resulting in a significant reduction in the powder selection efficiency of the powder classifier.

[0004] However, in the above scheme, automatic cleaning is inconvenient. During the centrifugal screening process, it is inevitable that some powdery materials will adhere to the inner wall of the powder selection bin and are not easy to fall off, which will make the coarse powder collection not thorough enough, and the residual powdery materials will affect the centrifugal operation of the next batch of other powdery materials. Manual opening and cleaning is cumbersome and inconvenient, which will increase the workload of the staff and cause inconvenience in its use.

[0005] In view of this, the utility model provides a centrifugal device for powdery substances. Utility Model Content

[0006] The utility model provides a centrifugal device for powdery substances, which solves the problem of inconvenient automatic cleaning in the related technology.

[0007] The technical scheme of the utility model is as follows: a centrifugal device for powdered material comprises a shell, the bottom end of the shell is fixedly connected with supporting legs at equal angles, the middle position of the bottom end of the shell is fixedly connected with a discharge seat, the lower end of one side of the discharge seat is fixedly connected with a fine discharge pipe, the inner wall of the shell is provided with a heat dissipation component, the upper end of the inner wall of the shell is fixedly connected with a supporting ring platform, the upper end of the shell inside is movably connected with a powder selection bin, the middle position of the bottom end of the powder selection bin is fixedly connected with a coarse discharge pipe penetrating the discharge seat, the upper end of the surface of the powder selection bin is annularly provided with a supporting ring groove, the top end of the inner wall of the powder selection bin is fixedly connected with a mounting frame, the top end of the shell is fixedly connected with a cover plate by bolts, one side of the top end of the cover plate is fixedly connected with a feeding pipe, the middle position of the top end of the cover plate is fixedly connected with a driving motor, the output end of the driving motor penetrates the cover plate and is fixedly connected to the top end of the mounting frame through a coupling, and a cleaning component is provided on one side of the top end of the cover plate.

[0008] The cleaning component comprises an auxiliary groove, the auxiliary groove is annularly opened on one side of the top of the cover plate, the interior of the auxiliary groove is equiangularly movably connected with an auxiliary block, the top of the auxiliary block is fixedly connected with a rotating disk, the top of the rotating disk is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod passes through the rotating disk and the cover plate and is fixedly connected with a scraper block, one side of the top of the cover plate is fixedly connected with a fixing frame, one side of the top of the fixing frame is fixedly connected with a servo motor, the output end of the servo motor passes through the upper end of the fixing frame and is fixedly connected to the top of the electric telescopic rod through a coupling, the scraper block is driven to slide up and down by starting the electric telescopic rod, and the servo motor is started to drive the electric telescopic rod and the rotating disk to rotate, thereby making the scraper block rotate to stick to the inner wall of the powder selection bin, and then with the rotation of the powder selection bin, the powder material adhered to the inner wall of the powder selection bin can be scraped off, so that the coarser powder material can be discharged more thoroughly, and the centrifugal screening action of other powder materials in the next batch can be avoided, thereby avoiding the cumbersome and inconvenient traditional manual cleaning and improving its practicality.

[0009] Preferably, a serrated groove is provided on one side of the scraper block, and one side of the top end of the scraper block is fixedly connected to the output end of the electric telescopic rod by a bolt, so that the scraper block can be disassembled and replaced after it is severely worn.

[0010] Preferably, a sliding structure is formed between the auxiliary block and the inside of the auxiliary groove, and there are four auxiliary blocks distributed at equal angles, so as to improve the stability of the rotation of the electric telescopic rod driven by the rotating disk.

[0011] Preferably, the heat dissipation component includes a heat exchange chamber, which is annularly opened on the inner wall of the shell, and the upper end of one side of the heat exchange chamber is fixedly connected with a drain pipe extending to the outside of the shell, the lower end of one side of the heat exchange chamber is fixedly connected with a water inlet pipe extending to the outside of the shell, and the inner wall of the heat exchange chamber is fixedly connected with a heat exchange frame, the inner wall of the heat exchange frame is fixedly connected with a heat conductive block extending to the inside of the shell at an equal angle, and the inner wall of the shell on one side of the heat conductive block is fixedly connected with the heat conductive frame, the heat inside the shell is transferred to the inside of the heat exchange chamber through the heat conductive frame and the heat conductive block, and then water is transported to the inside of the heat exchange chamber through the water inlet pipe through an external water pump and other equipment, and then the heat exchange frame can exchange heat with the water inside the heat exchange chamber, so as to quickly dissipate the heat inside the shell and avoid inconvenience in its operation caused by excessive heat.

[0012] Preferably, the heat conductive blocks are distributed on the inner wall of the shell at equal angles and intervals, and the two ends of the heat conductive blocks are welded to the inner wall of the heat exchange frame and the outer wall of the heat conductive frame to form an integrated structure, thereby ensuring the firm stability of the installation of the heat exchange frame, the heat conductive frame and the heat conductive blocks.

[0013] Preferably, the inner bottom wall of the shell is fixedly connected with a material guide platform, and the shape of the material guide platform is funnel-shaped, so that the fine powder material centrifugally screened by the powder selection bin can be discharged into the discharge seat 11 faster and more thoroughly.

[0014] Preferably, a guide plate is fixedly connected to the inner bottom wall of the discharge seat, and the guide plate is inclined at an angle of thirty degrees to the horizontal direction, so that the powdered material inside the discharge seat can be discharged more quickly and completely from the fine discharge pipe.

[0015] Preferably, a sliding structure is formed between the support ring platform and the inside of the support ring groove, and the cross-sections of the support ring groove and the support ring platform are inverted convex shapes, thereby improving the smoothness of the rotation of the powder selection bin.

[0016] The working principle and beneficial effects of the utility model are:

[0017] 1. In the utility model, through the cleaning component provided, after the centrifugal screening of the powdered material is completed, the electric telescopic rod can be started to drive the scraper block to descend, and then the servo motor can be started to drive the electric telescopic rod and the rotating disk to rotate, so that the scraper block can be rotated to the inner wall of the powder selection bin, and then with the rotation of the powder selection bin, the powdered material adhered to the inner wall of the powder selection bin can be scraped off, so that the coarser powdered material can be discharged more thoroughly, thereby improving its utilization rate, and avoiding the centrifugal screening action of other powdered materials in the next batch, reducing the cumbersome and inconvenient manual cleaning of the staff, reducing the number of thorough cleaning times of the inner wall of the powder selection bin, and improving its practicality. After the cleaning is completed, the servo motor is started to drive the scraper block to rotate away from the inner wall of the powder selection bin, and then the electric telescopic rod is started to make the scraper block rise to a suitable height, thereby reducing the impact and wear of the material on the scraper block surface, thereby extending its service life, thereby achieving the effect of facilitating automatic cleaning;

[0018] 2. In the utility model, by setting up the heat dissipation component, the heat of the air inside the shell will gradually increase after a period of centrifugation, and then the heat inside the shell will be transferred to the inside of the heat exchange chamber by the heat conduction frame and the heat conduction block. After that, water is transported to the inside of the heat exchange chamber through the water inlet pipe through an external water pump and other equipment, and then the heat exchange frame can exchange heat with the water inside the heat exchange chamber, which is convenient for quickly dissipating the heat inside the shell, realizing rapid heat dissipation inside the shell, avoiding inconvenience in its work caused by excessive heat, and at the same time, the water after heat exchange can be discharged through the drain pipe and recycled after cooling again, thereby improving its practicality and achieving the effect of facilitating heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] Figure 1 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the overall structure of the utility model when viewed from above;

[0022] Figure 3 It is a schematic diagram of the partial explosion structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the exploded and enlarged structure of the fixing frame of the utility model;

[0024] Figure 5 It is a schematic diagram of an enlarged partial cross-section of the heat dissipation component of the utility model.

[0025] In the figure: 1. cleaning component; 101. fixing frame; 102. servo motor; 103. electric telescopic rod; 104. scraper block; 105. auxiliary block; 106. auxiliary groove; 107. rotating disk; 2. feeding pipe; 3. cover plate; 4. shell; 5. powder selection bin; 6. heat dissipation component; 601. heat exchange frame; 602. water inlet pipe; 603. heat exchange cavity; 604. heat conduction frame; 605. drain pipe; 606. heat conduction block; 7. material guide table; 8. coarse discharge pipe; 9. support leg; 10. material guide plate; 11. discharge seat; 12. fine discharge pipe; 13. mounting frame; 14. drive motor; 15. support ring groove; 16. support ring table. DETAILED DESCRIPTION

[0026] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Example 1

[0028] The preferred embodiment of the centrifugal device for powdered materials provided by the utility model is as follows: Figures 1 to 5 As shown: a centrifugal device for powdered material, comprising a shell 4, the bottom end of the shell 4 is fixedly connected with a support leg 9 at an equal angle, a discharge seat 11 is fixedly connected at the middle position of the bottom end of the shell 4, a thin discharge pipe 12 is fixedly connected to the lower end of one side of the discharge seat 11, a heat dissipation component 6 is provided on the inner wall of the shell 4, a support ring platform 16 is fixedly connected to the upper end of the inner wall of the shell 4, a powder selection bin 5 is movably connected to the upper end inside the shell 4, a coarse discharge pipe 8 penetrating the discharge seat 11 is fixedly connected at the middle position of the bottom end of the powder selection bin 5, a support ring groove 15 is provided in an annular manner on the upper end of the surface of the powder selection bin 5, a mounting frame 13 is fixedly connected to the top of the inner wall of the powder selection bin 5, a cover plate 3 is fixedly connected to the top of the shell 4 by bolts, a feeding pipe 2 is fixedly connected to one side of the top end of the cover plate 3, a driving motor 14 is fixedly connected to the middle position of the top end of the cover plate 3, an output end of the driving motor 14 penetrates the cover plate 3 and is fixedly connected to the top of the mounting frame 13 through a coupling, and a cleaning component 1 is provided on one side of the top end of the cover plate 3.

[0029] The cleaning assembly 1 includes an auxiliary groove 106, which is annularly opened on one side of the top of the cover plate 3, and the auxiliary block 105 is movably connected at an equal angle inside the auxiliary groove 106. The top of the auxiliary block 105 is fixedly connected to a rotating disk 107, and the top of the rotating disk 107 is fixedly connected to an electric telescopic rod 103. The output end of the electric telescopic rod 103 passes through the rotating disk 107 and the cover plate 3 and is fixedly connected to a scraper block 104. One side of the top of the cover plate 3 is fixedly connected to a fixing frame 101, and one side of the top of the fixing frame 101 is fixedly connected to a servo motor 102. The output end of the servo motor 102 passes through the rotating disk 107 and the cover plate 3. The upper end of the fixed frame 101 is fixedly connected to the top of the electric telescopic rod 103 through a coupling. After the centrifugal screening of the powder material is completed, the electric telescopic rod 103 can be started to drive the scraper block 104 to slide up and down, and the servo motor 102 can be started to drive the electric telescopic rod 103 and the rotating disk 107 to rotate, so that the scraper block 104 is rotated to stick to the inner wall of the powder selection bin 5. After that, as the powder selection bin 5 rotates, the powder material adhered to the inner wall of the powder selection bin 5 can be scraped off, so that the coarser powder material can be discharged more thoroughly, and the centrifugal screening action of the next batch of other powder materials can be avoided.

[0030] In this embodiment, a serrated groove is provided on one side of the scraper block 104, and one side of the top of the scraper block 104 is fixedly connected to the output end of the electric telescopic rod 103 by bolts. The scraper block 104 is fixed by bolts so that it can be disassembled and replaced after being severely worn.

[0031] In this embodiment, a sliding structure is formed between the auxiliary block 105 and the inside of the auxiliary groove 106, and there are four auxiliary blocks 105 distributed at equal angles. The sliding between the four auxiliary blocks 105 distributed at equal angles and the inside of the auxiliary groove 106 is used to improve the stability of the rotation of the electric telescopic rod 103 driven by the rotating disk 107.

[0032] Example 2

[0033] On the basis of Example 1, a preferred embodiment of the centrifugal device for powdered material provided by the utility model is as follows: Figures 1 to 5 As shown: the heat dissipation component 6 includes a heat exchange chamber 603, the heat exchange chamber 603 is annularly opened on the inner wall of the shell 4, and the upper end of one side of the heat exchange chamber 603 is fixedly connected to a drain pipe 605 extending to the outside of the shell 4, the lower end of one side of the heat exchange chamber 603 is fixedly connected to a water inlet pipe 602 extending to the outside of the shell 4, and the inner wall of the heat exchange chamber 603 is fixedly connected to a heat exchange frame 601, and the inner wall of the heat exchange frame 601 is fixedly connected to a heat conduction block 606 extending to the inside of the shell 4 at an equal angle, and the shell on one side of the heat conduction block 606 The inner wall of the housing 4 is fixedly connected with a heat-conducting frame 604. After centrifugation for a period of time, the heat inside the housing 4 is transferred to the inside of the heat exchange chamber 603 through the heat-conducting frame 604 and the heat-conducting block 606. Then, water is transported to the inside of the heat exchange chamber 603 through the water inlet pipe 602 through an external water pump and other equipment. Then, the heat exchange frame 601 can exchange heat with the water inside the heat exchange chamber 603, so as to quickly dissipate the heat inside the housing 4. At the same time, the water after heat exchange can be discharged through the drain pipe 605 and recycled after cooling again.

[0034] In this embodiment, the heat conductive blocks 606 are distributed on the inner wall of the shell 4 at equal angles and intervals, and the two ends of the heat conductive blocks 606 are respectively welded to the inner wall of the heat exchange frame 601 and the outer wall of the heat conductive frame 604 to form an integrated structure. The welded heat conductive blocks 606 are used to ensure the firmness and stability of the installation of the heat exchange frame 601, the heat conductive frame 604 and the heat conductive blocks 606.

[0035] Furthermore, a material guide platform 7 is fixedly connected to the inner bottom wall of the shell 4, and the material guide platform 7 is funnel-shaped. The funnel-shaped material guide platform 7 is used to guide the fine powder material centrifugally screened by the powder selection bin 5, so that it can be discharged into the discharge seat 11 faster and more thoroughly.

[0036] Furthermore, a guide plate 10 is fixedly connected to the inner bottom wall of the discharge seat 11, and the guide plate 10 is inclined at a thirty-degree angle to the horizontal direction. The inclined guide plate 10 can be used to guide the powdered material inside the discharge seat 11 so that it can be discharged from the fine discharge pipe 12 faster and more thoroughly.

[0037] In addition, a sliding structure is formed between the support ring platform 16 and the inside of the support ring groove 15, and the cross-section of the support ring groove 15 and the support ring platform 16 is inverted convex. The sliding between the inverted convex support ring platform 16 and the inside of the support ring groove 15 is utilized to improve the smoothness of the rotation of the powder selection bin 5.

[0038] The working principle and use process of the utility model are as follows: firstly, the external pipeline is connected with the water inlet pipe 602 and the drainage pipe 605 respectively, and then the powder material to be centrifugally screened is added into the powder selection bin 5 through the feeding pipe 2, and then the driving motor 14 is started to drive the mounting frame 13 to rotate, thereby causing the powder selection bin 5 to rotate, and the sliding of the inverted convex support ring platform 16 and the support ring groove 15 is utilized to improve the smoothness of the rotation of the powder selection bin 5, thereby realizing the centrifugal screening of the powder material inside the powder selection bin 5, and the finer powder material passes through the holes of the powder selection bin 5, while the coarser powder material cannot pass through the powder selection bin 5;

[0039] After centrifugation for a period of time, the heat of the air inside the shell 4 will gradually increase, and then the heat inside the shell 4 will be transferred to the inside of the heat exchange chamber 603 by the heat conduction frame 604 and the heat conduction block 606. After that, water will be transported to the inside of the heat exchange chamber 603 through the water inlet pipe 602 by an external water pump and other equipment, and then the heat exchange frame 601 can exchange heat with the water inside the heat exchange chamber 603, so as to quickly dissipate the heat inside the shell 4 and avoid the inconvenience caused by excessive heat. At the same time, the water after heat exchange can be discharged through the drain pipe 605 and recycled again after cooling again;

[0040] Afterwards, the finer powdered material is guided by the guide table 7 to be discharged from the inside of the discharge seat 11, and then guided by the guide plate 10 and discharged from the fine discharge pipe 12. After the centrifugation is completed, the coarser material can be discharged through the coarse discharge pipe 8;

[0041] At the same time, after the centrifugal screening of the powdered material is completed, the electric telescopic rod 103 can be started to drive the scraper block 104 to descend, and then the servo motor 102 can be started to drive the electric telescopic rod 103 and the rotating disk 107 to rotate, and the auxiliary block 105 can be used to slide in the auxiliary groove 106, so that the rotating disk 107 can smoothly drive the rotation of the electric telescopic rod 103, and then the scraper block 104 can be rotated to the inner wall of the powder selection bin 5. Then, as the powder selection bin 5 rotates, the powdered material adhered to the inner wall of the powder selection bin 5 can be scraped off, so that the coarser powdered material can be discharged more thoroughly, thereby improving its utilization rate, and avoiding the centrifugal screening of other powdered materials in the next batch, thereby improving its practicality. After the cleaning is completed, the servo motor 102 is started to drive the scraper block 104 to rotate away from the inner wall of the powder selection bin 5, and then the electric telescopic rod 103 is started to make the scraper block 104 rise to a suitable height, thereby reducing the impact and wear of the material on the surface of the scraper block 104.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A centrifugal device for powdery substances, comprising a housing (4), characterized in that: The bottom end of the shell (4) is fixedly connected with a support leg (9) at an equal angle, a discharge seat (11) is fixedly connected at the middle position of the bottom end of the shell (4), a thin discharge pipe (12) is fixedly connected at the lower end of one side of the discharge seat (11), a heat dissipation component (6) is provided on the inner wall of the shell (4), a support ring platform (16) is fixedly connected at the upper end of the inner wall of the shell (4), a powder selection bin (5) is movably connected at the upper end of the inside of the shell (4), a coarse discharge pipe (8) penetrating the discharge seat (11) is fixedly connected at the middle position of the bottom end of the powder selection bin (5), and the powder selection bin (5) is fixedly connected with a coarse discharge pipe (8) penetrating the discharge seat (11). A supporting ring groove (15) is provided in an annular shape at the upper end of the surface of the powder bin (5); a mounting frame (13) is fixedly connected to the top of the inner wall of the powder selection bin (5); a cover plate (3) is fixedly connected to the top of the shell (4) by bolts; a feeding pipe (2) is fixedly connected to one side of the top of the cover plate (3); a driving motor (14) is fixedly connected to the middle position of the top of the cover plate (3); an output end of the driving motor (14) passes through the cover plate (3) and is fixedly connected to the top of the mounting frame (13) through a coupling; a cleaning assembly (1) is provided on one side of the top of the cover plate (3); The cleaning assembly (1) comprises an auxiliary groove (106), the auxiliary groove (106) being annularly opened on one side of the top end of the cover plate (3), an auxiliary block (105) being movably connected at an equal angle inside the auxiliary groove (106), a rotating disk (107) being fixedly connected to the top end of the auxiliary block (105), an electric telescopic rod (103) being fixedly connected to the top end of the rotating disk (107), an output end of the electric telescopic rod (103) passing through the rotating disk (107) and the cover plate (3) and being fixedly connected to a scraping block (104), a fixed frame (101) being fixedly connected to one side of the top end of the cover plate (3), a servo motor (102) being fixedly connected to one side of the top end of the fixed frame (101), an output end of the servo motor (102) passing through the upper end of the fixed frame (101) and being fixedly connected to the top end of the electric telescopic rod (103) via a coupling.

2. A centrifugal device for powdered substances according to claim 1, characterized in that: A sawtooth groove is provided on one side of the scraper block (104), and one side of the top end of the scraper block (104) is fixedly connected to the output end of the electric telescopic rod (103) via a bolt.

3. A centrifugal device for powdered substances according to claim 1, characterized in that: A sliding structure is formed between the auxiliary block (105) and the interior of the auxiliary groove (106), and there are four auxiliary blocks (105) distributed at equal angles.

4. A centrifugal device for powdered substances according to claim 1, characterized in that: The heat dissipation component (6) comprises a heat exchange chamber (603), the heat exchange chamber (603) being annularly provided on the inner wall of the shell (4), and the upper end of one side of the heat exchange chamber (603) being fixedly connected to a drainage pipe (605) extending to the outside of the shell (4), the lower end of one side of the heat exchange chamber (603) being fixedly connected to a water inlet pipe (602) extending to the outside of the shell (4), and the inner wall of the heat exchange chamber (603) being fixedly connected to a heat exchange frame (601), the inner wall of the heat exchange frame (601) being fixedly connected at an equal angle to a heat conduction block (606) extending to the inside of the shell (4), and the inner wall of the shell (4) on one side of the heat conduction block (606) being fixedly connected to a heat conduction frame (604).

5. A centrifugal device for powdered substances according to claim 4, characterized in that: The heat conducting blocks (606) are distributed on the inner wall of the shell (4) at equal angles and intervals, and the two ends of the heat conducting blocks (606) are respectively welded to the inner wall of the heat exchange frame (601) and the outer wall of the heat conducting frame (604) to form an integrated structure.

6. A centrifugal device for powdered substances according to claim 1, characterized in that: The inner bottom wall of the shell (4) is fixedly connected with a material guiding platform (7), and the shape of the material guiding platform (7) is funnel-shaped.

7. A centrifugal device for powdered substances according to claim 1, characterized in that: The inner bottom wall of the material discharging seat (11) is fixedly connected with a material guide plate (10), and the inclination angle of the material guide plate (10) with respect to the horizontal direction is thirty degrees.

8. A centrifugal device for powdered substances according to claim 1, characterized in that: A sliding structure is formed between the support ring platform (16) and the interior of the support ring groove (15), and the cross-sections of the support ring groove (15) and the support ring platform (16) are inverted convex shapes.

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