CN218985867U - A balling-up device for permanent magnetic ferrite material powder - Google Patents
A balling-up device for permanent magnetic ferrite material powder Download PDFInfo
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- CN218985867U CN218985867U CN202223136723.3U CN202223136723U CN218985867U CN 218985867 U CN218985867 U CN 218985867U CN 202223136723 U CN202223136723 U CN 202223136723U CN 218985867 U CN218985867 U CN 218985867U
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Abstract
The utility model relates to a balling device for permanent magnetic ferrite powder, which comprises a case, wherein a feeding hopper is arranged at the top of the case; a pair of rotary balling roller shafts are arranged in the case, and the balling roller shafts are arranged right below the feeding hopper; the inner bottom surface of the case is obliquely arranged, a discharge hole is formed in the direction of the lower side of the bottom surface of the case, and a screening component is arranged at the discharge hole; through being provided with the screening subassembly at the discharge gate, go out unqualified ball material, powder and lump matter, leave qualified ball material and collect through the finished product collecting box, improved the quality and the homogeneity of balling diameter of balling device balling, solved current balling machine because of not having the screening function, lead to the balling machine in the balling, have some unqualified big ball, little ball clamp miscellaneous wherein, influence follow-up process quality and output's problem.
Description
Technical Field
The utility model relates to the technical field of processing of permanent magnetic ferrite powder, in particular to a balling device for the permanent magnetic ferrite powder.
Background
In the production process of the permanent magnetic ferrite powder, the permanent magnetic ferrite powder is required to be weighed, mixed and mixed, and then the mixture is processed into spherical particles with certain strength through a granulator. The production link mainly aims at processing fully mixed permanent magnetic ferrite powder into spherical particles with certain strength and granularity, and is a very main link in the whole production of products; in order to ensure the quality, the stability of the yield and the consistency of the final product, the diameter of the pellet is required to be 6-8 mm.
In the prior art, the process of balling the permanent magnetic ferrite powder is generally finished through a balling machine, such as a balling machine adopting the prior utility model patent CN201921621332.6 phosphogypsum baking-free ceramsite, and the balling machine realizes that the material cores in the balling disc are mutually bonded with the raw material powder and gradually grow up in the movement process through the balling disc rotating along with a rotating shaft, and the ball materials have certain strength along with the cohesiveness of the materials and the natural volatilization of a surface liquid film. However, the granulator does not have a screening function, so that a part of unqualified big balls and small balls are mixed in the granulator in the process of granulating, and the quality and the yield of the subsequent process are affected; meanwhile, in the balling process, the balling machine can also carry partial large agglomerates, blocks and other non-sphericity, and the ball material is formed by bonding ball cores and raw material powder, so that the strength of the formed ball material is very low, and the quality of the subsequent process is affected.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a balling device for permanent magnetic ferrite powder, which solves the problems that the prior balling machine in the prior art has no screening function, so that a part of unqualified big balls and small balls are mixed in balling, and the quality and the yield of subsequent procedures are affected.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a balling device for permanent magnetic ferrite material powder, which comprises a case, wherein the top of the case is provided with a feeding hopper; a pair of rotary balling roller shafts are arranged in the case, and the balling roller shafts are arranged right below the feeding hopper;
the inner bottom surface of the case is obliquely arranged, a discharge hole is formed in the lower side direction of the bottom surface of the case, a screening assembly is arranged at the discharge hole, and the screening assembly comprises a first screening plate connected with the discharge hole and a second screening plate connected with the first screening plate;
the first screening plate and the second screening plate are arranged in a downward inclined mode, the peripheral edges of the periphery of the first screening plate and the periphery of the second screening plate are provided with surrounding baffles, and a discharging notch is formed in a surrounding plate located at the lowest side of the second screening plate; the first screening plate and the second screening plate are respectively provided with a plurality of first screening holes and second screening holes; the first mesh diameter is smaller than the second mesh diameter.
Further, a feeding switch is arranged at the bottom of the feeding hopper, and comprises a conveying channel and a stepping motor; the conveying channel is of a hollow rectangular columnar structure, and the top of the conveying channel is connected with the bottom of the feeding hopper; the stepping motor is fixed on the outer wall of the case, the front end of the stepping motor is provided with a rotating shaft, the rotating shaft penetrates through the case and is positioned in the conveying channel, a stripper plate is fixedly arranged on a shaft section of the rotating shaft positioned in the conveying channel, and the shape of the stripper plate is matched with the cross section shape of the conveying channel.
Further, the pair of balling roll shafts are a first roll shaft and a second roll shaft, the outer circumferential walls of which are in contact with each other, and a plurality of hemispherical grooves are formed in the outer circumferential walls of the first roll shaft and the second roll shaft; hemispherical grooves on the first roll shaft and the second roll shaft are in one-to-one correspondence.
Further, two ends of the first roll shaft and the second roll shaft are respectively and rotatably connected with the chassis through bearings;
and a synchronous rotating device is arranged between the first roll shaft and the second roll shaft and comprises two first gears respectively arranged at two ends of the first roll shaft and two second gears respectively arranged at two ends of the second roll shaft, and the first gears are meshed with the second gears.
Further, one end of the first roll shaft is positioned at the outer side of the chassis, and a driven gear is arranged at the end part of the first roll shaft positioned at the outer side of the chassis; a driving motor is arranged on the outer wall of the case, and a driving gear meshed with the driven gear is arranged at the output end of the driving motor.
Further, the diameter of the first screen holes is 6mm, and the diameter of the second screen plate is 8mm.
Further, a first collecting box is arranged right below the first screening plate; a finished product collecting box is arranged right below the second screening plate, and a second collecting box is arranged below the discharging notch on the second screening plate.
The beneficial effects of the utility model are as follows: 1. according to the balling device for the permanent magnetic ferrite powder, the screening assembly is arranged at the discharge hole, unqualified balls, powder and blocks are separated, qualified balls are left and collected through the finished product collecting box, the quality and uniformity of the balling diameter of the balling device are improved, and the problems that the quality and the yield of subsequent procedures are affected due to the fact that the existing balling machine has no screening function and a part of unqualified big balls and small balls are mixed in the balling process of the balling machine are solved.
2. According to the ball forming device for the permanent magnetic ferrite powder, the screening component is directly and fixedly connected with the chassis, and vibration is generated in the running process of the ball forming device in the screening process, so that the ball material is prevented from blocking the screening component, and the vibration device is omitted.
Drawings
Fig. 1 is a schematic diagram of the internal structure of a pelletizing device for permanent ferrite powder.
Fig. 2 is a schematic top view of a pair of ball-forming rollers.
Fig. 3 is a schematic view of a screen assembly.
Wherein, 1, a case; 2. a feed hopper; 3. a pair of balling roller shafts; 301. a first roller shaft; 302. a second roller shaft; 4. a discharge port; 5. a screen assembly; 501. a first screening plate; 502. a second screening plate; 6. a surrounding baffle; 7. a discharging notch; 8. a first screen aperture; 9. a second screen aperture; 10. a feed switch; 101. a conveying channel; 102. a stepping motor; 103. a rotating shaft; 104. a stripper plate; 11. hemispherical grooves; 12. a first gear; 13. a second gear; 14. a driven gear; 15. a driving motor; 16. a drive gear; 17. a first collection box; 18. a finished product collecting box; 19. and a second collection tank.
Detailed Description
The following description of the embodiments of the present utility model is provided to facilitate understanding of the present utility model by those skilled in the art, but it should be understood that the present utility model is not limited to the scope of the embodiments, and all the utility models which make use of the inventive concept are protected by the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.
As shown in fig. 1 to 3, the utility model provides a balling device for permanent magnetic ferrite powder, which is used for a balling process in the production process of the permanent magnetic ferrite powder by a dry method, and the balling diameter is required to be 6-8 mm.
Specifically, the balling device comprises a machine case 1, wherein a feeding hopper 2 is arranged at the top of the machine case 1; a pair of rotating balling roller shafts are arranged in the case 1, and a pair of balling roller shafts 3 are arranged right below the feeding hopper 2;
the inner bottom surface of machine case 1 inclines to set up, and machine case 1 bottom surface low side direction is provided with discharge gate 4, and discharge gate 4 department is provided with screening subassembly 5, and screening subassembly 5 includes first screening board 501 that meets with discharge gate 4 and second screening board 502 that meets with first screening board 501.
As shown in fig. 3, the first screening plate 501 and the second screening plate 502 are all inclined downwards, the peripheral edges of the periphery of the first screening plate 501 and the second screening plate 502 are all provided with a fence 6, and the coaming at the lowest side of the second screening plate 502 is provided with a discharge notch 7; the first sieving plate 501 and the second sieving plate 502 are respectively provided with a plurality of first sieve holes 8 and second sieve holes 9; the diameter of the first sieve holes 8 is smaller than that of the second sieve holes 9. The diameter of the first screening holes 8 is 6mm and the diameter of the second screening plates 502 is 8mm.
A first collection box 17 is arranged right below the first screening plate 501; a finished product collecting box 18 is arranged right below the second screening plate 502, and a second collecting box 19 is arranged below the discharging notch 7 on the second screening plate 502.
The specific balling process of the balling device is as follows: firstly, weighing, proportioning and mixing permanent magnetic ferrite powder, then, feeding the mixture into a feeding hopper 2, enabling the permanent magnetic ferrite powder to enter a pair of balling roller shafts 3 through the bottom of the feeding hopper 2, extruding and forming the permanent magnetic ferrite powder by the pair of balling roller shafts 3, and then, falling into the inner bottom surface of a machine case 1, wherein the inner bottom surface of the machine case 1 is obliquely arranged, vibration is generated in the operation process of a balling device, and ball materials, powder materials and blocky matters are discharged from a discharge port 4 along the inner bottom surface of the machine case 1 and enter a screening assembly 5; generally, the diameter of the powder is small and smaller than that of the qualified balls, while the diameter of the block is large and larger than that of the qualified balls, and when the balls, the powder and the block pass through the first sieving plate 501, the balls and the powder smaller than 6mm in the balls, the powder and the block are separated through the first sieve holes 8 and enter the first collecting box 17, and the balls and the powder smaller than 6mm are collected by the first collecting box 17 so as to be convenient for secondary use; the balls and the blocks with the diameter of more than 6mm continue to pass through the second screening plate 502, and the second screening holes 9 are used for separating qualified balls, namely, the balls with the diameter of 6-8 mm are separated and collected by the finished product collecting box 18; the lump materials are separated through the discharging notch 7 and pass through the second collecting box 19, and the second collecting box 19 collects the lump materials and the lump materials which are more than 8mm, so that the secondary use is facilitated, the quality and uniformity of the spherical diameter of the spherical device are improved, and the problems that the quality and the yield of the follow-up procedure are affected because the existing spherical machine has no screening function and a part of unqualified big balls and small balls are clamped in the spherical machine due to the fact that the existing spherical machine does not have screening function are solved.
As shown in fig. 1, preferably, but not limited to, the bottom of the feed hopper 2 is provided with a feed switch 10, the feed switch 10 including a feed passage 102101 and a stepping motor; the conveying channel 102101 is of a hollow rectangular columnar structure, and the top of the conveying channel 102101 is connected with the bottom of the feeding hopper 2; the stepping motor is fixed on the outer wall of the machine case 1, the rotating shaft 103 is arranged at the front end of the stepping motor, the rotating shaft 103 penetrates through the machine case 1 and is positioned in the conveying channel 102101, the unloading plate 104 is fixedly arranged on a shaft section of the rotating shaft 103 positioned in the conveying channel 102101, and the shape of the unloading plate 104 is matched with the cross section shape of the conveying channel 102101. By controlling the rotation of the stepping motor, the rotating shaft 103 drives the discharging plate 104 to realize the opening and closing of the conveying channel 102101, thereby controlling the feeding process of the permanent magnetic ferrite powder.
As shown in fig. 2, as a specific arrangement mode of the pair of balling roller shafts 3, the pair of balling roller shafts 3 are a first roller shaft 301 and a second roller shaft 302 with the peripheral outer walls in contact with each other, and a plurality of hemispherical grooves 11 are formed on the peripheral outer walls of the first roller shaft 301 and the second roller shaft 302; the hemispherical grooves 11 on the first roller 301 and the second roller 302 are in one-to-one correspondence. The permanent magnetic ferrite powder enters the first roller 301 and the second roller 302, the first roller 301 and the second roller 302 rotate, the permanent magnetic ferrite powder is extruded into the two hemispherical grooves 11 on the first roller 301 and the second roller 302, and then the permanent magnetic ferrite powder is extruded to form balls.
The two ends of the first roll shaft 301 and the second roll shaft 302 are respectively connected with the chassis 1 in a rotating way through bearings; the synchronous rotating device is arranged between the first roll shaft 301 and the second roll shaft 302 and comprises two first gears 12 respectively arranged at two ends of the first roll shaft 301 and two second gears 13 respectively arranged at two ends of the second roll shaft 302, the first gears 12 are meshed with the second gears 13, the synchronous rotating device realizes the opposite synchronous rotation of the first roll shaft 301 and the second roll shaft 302, and the balling quality of the permanent magnetic ferrite powder is improved.
As a specific driving mode of the pair of balling roller shafts 3, one end of the first roller shaft 301 is positioned outside the chassis 1, and the end of the first roller shaft 301 positioned outside the chassis 1 is provided with a driven gear 14; a driving motor 15 is arranged on the outer wall of the case 1, and a driving gear 16 meshed with the driven gear 14 is arranged at the output end of the driving motor 15; the driving motor 15 is meshed with the driven gear 14 through the driving gear 16 to drive the first roll shaft 301 to rotate, the first roll shaft 301 drives the second roll shaft 302 to rotate through the synchronous rotating device, and further the first roll shaft 301 and the second roll shaft 302 synchronously rotate in opposite directions, so that the permanent magnetic ferrite powder extrusion molding is realized.
Claims (7)
1. The balling device for the permanent magnetic ferrite powder is characterized by comprising a machine case, wherein a feeding hopper is arranged at the top of the machine case; a pair of rotary balling roll shafts are arranged in the case, and the pair of balling roll shafts are arranged right below the feeding hopper;
the inner bottom surface of the case is obliquely arranged, a discharge hole is formed in the lower side direction of the bottom surface of the case, a screening assembly is arranged at the discharge hole, and the screening assembly comprises a first screening plate connected with the discharge hole and a second screening plate connected with the first screening plate;
the first screening plate and the second screening plate are arranged in a downward inclined mode, the peripheral edges of the periphery of the first screening plate and the periphery of the second screening plate are provided with surrounding baffles, and the surrounding plates positioned at the lowest side of the second screening plate are provided with discharging gaps; the first screening plate and the second screening plate are respectively provided with a plurality of first screening holes and second screening holes; the first screen hole diameter is smaller than the second screen hole diameter.
2. The device for pelletizing permanent ferrite powder according to claim 1, wherein a feed switch is arranged at the bottom of the feed hopper, and the feed switch comprises a conveying channel and a stepping motor; the conveying channel is of a hollow rectangular columnar structure, and the top of the conveying channel is connected with the bottom of the feeding hopper; the stepping motor is fixed with the outer wall of the case, the front end of the stepping motor is provided with a rotating shaft, the rotating shaft penetrates through the case and is positioned in the conveying channel, a stripper plate is fixedly arranged on a shaft section of the rotating shaft positioned in the conveying channel, and the shape of the stripper plate is matched with the cross section shape of the conveying channel.
3. The device for balling the permanent magnetic ferrite powder according to claim 1, wherein the pair of balling roller shafts are a first roller shaft and a second roller shaft with mutually contacted peripheral outer walls, and a plurality of hemispherical grooves are formed on the peripheral outer walls of the first roller shaft and the second roller shaft respectively; the hemispherical grooves on the first roll shaft and the second roll shaft are in one-to-one correspondence.
4. The device for balling up ferrite powder of claim 3, wherein the two ends of the first roller shaft and the second roller shaft are respectively connected with the chassis in a rotating way through bearings;
the synchronous rotating device comprises two first gears respectively arranged at two ends of the first roll shaft and two second gears respectively arranged at two ends of the second roll shaft, and the first gears are meshed with the second gears.
5. The device for balling up ferrite powder of claim 4, wherein one end of the first roller is located outside the case, and the end of the first roller located outside the case is provided with a driven gear; the outer wall of the case is provided with a driving motor, and the output end of the driving motor is provided with a driving gear meshed with the driven gear.
6. The apparatus for pelletizing permanent ferrite powder according to claim 1, wherein the diameter of the first screen holes is 6mm and the diameter of the second screen plates is 8mm.
7. The device for pelletizing permanent ferrite powder of claim 6, wherein a first collection box is disposed directly below the first screening plate; a finished product collecting box is arranged right below the second screening plate, and a second collecting box is arranged below the discharging notch on the second screening plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136723.3U CN218985867U (en) | 2022-11-24 | 2022-11-24 | A balling-up device for permanent magnetic ferrite material powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136723.3U CN218985867U (en) | 2022-11-24 | 2022-11-24 | A balling-up device for permanent magnetic ferrite material powder |
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| CN218985867U true CN218985867U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223136723.3U Active CN218985867U (en) | 2022-11-24 | 2022-11-24 | A balling-up device for permanent magnetic ferrite material powder |
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| CN (1) | CN218985867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117774430A (en) * | 2023-12-12 | 2024-03-29 | 广东泛瑞新材料有限公司 | Raw material treatment device for ferrite processing |
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2022
- 2022-11-24 CN CN202223136723.3U patent/CN218985867U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117774430A (en) * | 2023-12-12 | 2024-03-29 | 广东泛瑞新材料有限公司 | Raw material treatment device for ferrite processing |
| CN117774430B (en) * | 2023-12-12 | 2024-05-07 | 广东泛瑞新材料有限公司 | Raw material treatment device for ferrite processing |
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