CN210689195U

CN210689195U - Sintering production line for ferrite

Info

Publication number: CN210689195U
Application number: CN201921675098.5U
Authority: CN
Inventors: 凌悦
Original assignee: Haining Lingtong Magnetic Technology Co ltd
Current assignee: Haining Lingtong Magnetic Technology Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-05
Anticipated expiration: 2029-10-08

Abstract

The utility model provides a line is produced in sintering for ferrite belongs to ferrite processing technology field. It has solved the technical problem such as sintering efficiency is slow. The utility model provides a sintering line for ferrite, which comprises a frame, be provided with the fritting furnace that is used for sintering ferrite in the frame, be provided with the forming mechanism who is used for with ferrite raw materials extrusion in the frame, forming mechanism is provided with the range subassembly that is used for arranging ferrite neatly including getting the flitch on getting the flitch, be provided with the conveyer belt in the frame, the conveyer belt is adjacent to getting the flitch, this conveyer belt passes the fritting furnace, the conveyer belt includes the driving chain and fixes a plurality of fixed plates on the driving chain, be provided with the extracting mechanism that is used for taking off the ferrite on the fixed plate in. The utility model has the advantage of high sintering efficiency.

Description

Sintering production line for ferrite

Technical Field

The utility model belongs to the technical field of the ferrite processing, especially a sintering production line for ferrite.

Background

Ferrite is a metal oxide having ferrimagnetism. In terms of electrical properties, ferrites have a much higher resistivity than elemental metal or alloy magnetic materials, and also have higher dielectric properties. The magnetic properties of ferrites are also characterized by a high permeability at high frequencies.

Ferrite needs to be sintered after extrusion forming, so that the ferrite becomes more stable, but the traditional extrusion mode has too slow extrusion efficiency, needs to be manually placed, and then is sent into a sintering furnace for sintering.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a sintering production line for ferrite, solved the slow problem of sintering efficiency.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a sintering line for ferrite, includes the frame, the frame on be provided with the fritting furnace that is used for sintering ferrite, its characterized in that, the frame on be provided with and be used for the forming mechanism with ferrite raw materials extrusion, forming mechanism is provided with on getting the flitch and is used for arranging the orderly range subassembly of ferrite, the frame on be provided with the conveyer belt, the conveyer belt is adjacent to getting the flitch, this conveyer belt passes the fritting furnace, the conveyer belt includes the driving chain and fixes a plurality of fixed plates on the driving chain, the frame on be provided with and be used for taking off the extracting mechanism with ferrite on the fixed plate.

The utility model discloses a theory of operation: the ferrite powder is placed in a forming mechanism and is extruded and formed by the forming mechanism, then the formed ferrite is sent to a material taking plate, is arranged by an arrangement assembly and then is sent to a conveying belt, the ferrite is conveyed into a sintering furnace by the conveying belt for sintering, and after sintering, the ferrite is sent out of the sintering furnace and then is taken down by the material taking mechanism. The utility model discloses can the efficient become the ferrite with the ferrite raw materials shaping, it is efficient, the centre only need the manual work add the ferrite raw materials can.

The conveyor belt is driven by existing drive technology.

In the above-mentioned sintering line for ferrite, forming mechanism including fixing the fixed disk in the frame, rotate on the fixed disk and be provided with two flitchs of scraping, two flitchs of scraping form the storage area with the fixed disk, seted up a plurality of through-holes one on the fixed disk, the frame on be provided with and be used for the extruded extrusion subassembly, the extrusion subassembly includes a plurality of extrusion membrane posts, in the extrusion membrane post can stretch into through-hole one, set up a plurality of through-hole two that correspond with through-hole one on getting the flitch, the frame on be provided with the pressurized subassembly that is used for extrudeing ferrite powder, the pressurized subassembly includes a plurality of pressurized membrane posts, the pressurized membrane post penetrates through-hole two and can penetrate through-hole one in, the flitch of getting on be provided with and be used for getting the material subassembly of getting that ferrite took off on.

The ferrite raw material is placed into the material storage area, the compression membrane column rises and enters the first through hole through the compression assembly, then the ferrite raw material is scraped into the first through hole through the scraping plate, then the extrusion assembly is started, the extrusion membrane column is extruded and enters the first through hole, the ferrite raw material is extruded and formed under the action of the extrusion membrane column and the compression membrane column, finally the extrusion membrane column and the compression membrane column descend simultaneously, the finished ferrite is extruded from the lower part of the through hole, the upper end of the compression membrane column is leveled with the material taking plate, at the moment, the extrusion membrane column resets, after the material taking assembly is started, the ferrite is taken down from the compression membrane column and enters the material taking plate.

The utility model discloses can the simultaneous forming polylith ferrite, and the ferrite directly takes out from the lower extreme, and efficient, and can directly put in after the arrangement the fritting furnace behind the shaping, part the ferrite in proper order behind the sintering.

In the sintering production line for ferrite, the lower part of the fixed disc is fixed with a driving motor, and an output shaft of the driving motor is connected with the scraper plate and can drive the scraper plate to rotate. The scraping plate is driven to rotate by the driving motor.

In the sintering production line for the ferrite, the extrusion assembly comprises a plurality of hydraulic cylinders I and an extrusion plate, the hydraulic cylinders I are fixed on the frame, piston rods of the hydraulic cylinders I are vertically downward, the extrusion plate is fixed on the piston rods of the hydraulic cylinders I, and the extrusion film columns are fixed on the extrusion plate. When the hydraulic cylinder is started, the extrusion plate is driven to descend or ascend.

In the sintering production line for the ferrite, the compression assembly comprises a lifting plate and a plurality of second hydraulic cylinders, the second hydraulic cylinders are fixed on the frame, piston rods of the second hydraulic cylinders are vertically upward, the lifting plate is fixed on the piston rods of the second hydraulic cylinders, and the compression membrane columns are fixed on the lifting plate. And the second hydraulic cylinder is started to drive the lifting plate to ascend or descend.

In the sintering production line for the ferrite, the material taking assembly comprises a rubber push plate, a plurality of vibrators and a plurality of first push rod motors, the first push rod motors are fixed on the material taking plate, the rubber push plate is fixed on push rods of the first push rod motors, and the vibrators are fixed on the rubber push plate. The pole motor starts, drives the rubber push pedal and removes, starts the vibrator simultaneously, after rubber push pedal and ferrite contact, pushes away the ferrite from the pressurized membrane post and falls.

In the sintering production line for ferrite, the arrangement component comprises a first motor, a screw rod with bidirectional threads, a sliding rod, a first arrangement plate and a second arrangement plate, the screw rod is rotatably arranged on the rack, the sliding rod is fixed on the rack, the first motor is fixed on the rack, an output shaft of the first motor is connected with the screw rod in a transmission manner, the first arrangement plate and the second arrangement plate are arranged on the screw rod and the sliding rod, and the first arrangement plate and the second arrangement plate can be far away from or close to each other. The first motor starts, drives the screw rod and rotates and make arrangement board one, arrangement board two be close to each other, makes the ferrite pressurized that is located between arrangement board one, arrangement board two be close to, becomes one row, then gets the effect of material subassembly down, with its propelling movement to the conveyer belt on. The fixing plate is made of ceramic materials or materials with the temperature higher than the forming temperature of the ferrite.

In the sintering production line for ferrite, the material taking mechanism comprises a vibrating plate, a recovery plate, an upper extrusion separation component, a lower extrusion separation component and a push rod motor II, the push rod motor II is hinged on a frame, the vibrating plate is fixed on a push rod of the push rod motor II, a guide rail is hinged on the frame, a guide wheel is fixed on the vibrating plate and can move along the upper surface of the guide rail, the recovery plate is fixed on the frame and can be connected with a fixing plate, the recovery plate is provided with a plurality of through holes III, the upper extrusion separation component is arranged above the recovery plate and is arranged below the recovery plate, the upper extrusion separation component comprises a plurality of ejector pins I, a top pressure plate I and a push rod motor III, the push rod motor is fixed on the frame, the top pressure plate I is fixed on a push rod of the push rod motor III, the first ejector pin is fixed on the lower surface of the top pressing plate, the lower extrusion separation assembly comprises a plurality of second ejector pins, a fourth push rod motor and a second top pressing plate, the fourth push rod motor is fixed on the rack, the second top pressing plate is fixed on a push rod of the fourth push rod motor, the second ejector pins are fixed on the upper surface of the second top pressing plate, the second ejector pins can penetrate into the third through holes, and the first ejector pins and the second ejector pins are arranged in a staggered mode. The push rod motor II is started to drive the vibrating plate to move, the guide wheel on the vibrating plate moves along the upper surface of the guide rail, the vibrating plate moves upwards in an inclined mode and crosses the ferrite on the fixed plate, after the vibration plate completely passes over, the vibration plate is separated from the guide rail, and the vibration plate is positioned on the fixing plate, then the second push rod motor is ready to reset, in the resetting process, the vibrating plate is abutted against the ferrite on the fixing plate and vibrates to separate the ferrite from the fixing plate, then the guide wheel on the vibrating plate is abutted against the lower surface of the guide rail to push the guide rail upwards, the vibrating plate moves along the surface of the fixed plate until the ferrite moves onto the recovery plate, then the upper extrusion separation component and the lower extrusion separation component are started to make the first thimble and the second thimble alternatively prop against the ferrite, under the effect of extrusion separating assembly down, separate in proper order between the continuous ferrite, make things convenient for next step to polish.

In the sintering production line for ferrite, the first ejector pin and the second ejector pin are made of rubber materials.

In the sintering production line for the ferrite, a vibrating motor is fixed on the second top pressure plate. The vibrating motor can be convenient for the ferrite to take off from the fixed plate.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses can the simultaneous forming polylith ferrite, and the ferrite directly takes out from the lower extreme, and efficient, and can directly put in after the arrangement the fritting furnace behind the shaping, part the ferrite in proper order behind the sintering.

2. The upper extrusion separation assembly and the lower extrusion separation assembly are started, the first ejector pin and the second ejector pin are enabled to alternatively eject the ferrite, and under the action of the lower extrusion separation assembly, the connected ferrites are sequentially separated, so that the next polishing is facilitated.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic diagram of a line-up assembly according to the present invention.

Fig. 3 is a schematic view of the material taking mechanism of the present invention.

Fig. 4 is a top view of the fixing plate of the present invention.

In the figure, 1, a frame; 2. sintering furnace; 3. taking a material plate; 3a, a second through hole; 4. a conveyor belt; 5. fixing the disc; 5a, a first through hole; 6. a scraping plate; 7. a material storage area; 8. extruding the membrane column; 9. a pressurized membrane column; 10. a drive motor; 11. a first hydraulic cylinder; 12. a pressing plate; 13. a lifting plate; 14. a second hydraulic cylinder; 15. a rubber push plate; 16. a vibrator; 17. a push rod motor I; 18. a first motor; 19. a screw; 20. a slide bar; 21. arranging a first plate; 22. a second tidying plate; 23. a vibrating plate; 24. recovering the plate; 24a and a third through hole; 25. a push rod motor II; 26. a guide wheel; 27. a guide rail; 28. a first thimble; 29. a first top pressing plate; 30. a third push rod motor; 31. a second thimble; 32. a push rod motor IV; 33. and a second top pressing plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, a sintering production line for ferrite includes a frame 1, and a sintering furnace 2 for sintering ferrite is disposed on the frame 1, and is characterized in that a forming mechanism for extrusion forming ferrite raw materials is disposed on the frame 1, the forming mechanism includes a material taking plate 3, an arrangement component for arranging ferrite in order is disposed on the material taking plate 3, a conveyor belt 4 is disposed on the frame 1, the conveyor belt 4 is adjacent to the material taking plate 3, the conveyor belt 4 passes through the sintering furnace 2, the conveyor belt 4 includes a transmission chain and a plurality of fixed plates fixed on the transmission chain, and a material taking mechanism for taking off ferrite on the fixed plates is disposed on the frame 1.

The utility model discloses a theory of operation: the ferrite powder is placed in a forming mechanism and is extruded and formed by the forming mechanism, then the formed ferrite is sent to a material taking plate 3, is arranged by an arrangement component and then is pushed to a conveying belt 4, the ferrite is conveyed into a sintering furnace 2 through the conveying belt 4 to be sintered, and after sintering is finished, the ferrite is sent out of the sintering furnace 2 and then is taken down by the material taking mechanism. The utility model discloses can the efficient become the ferrite with the ferrite raw materials shaping, it is efficient, the centre only need the manual work add the ferrite raw materials can.

Specifically, forming mechanism is including fixing fixed disk 5 in frame 1, it scrapes flitch 6 to rotate to be provided with two on the fixed disk 5, two scrape flitch 6 and fixed disk 5 formation storage area 7, a plurality of one 5a of through-hole have been seted up on the fixed disk 5, be provided with in the frame 1 and be used for the extruded extrusion subassembly, the extrusion subassembly includes a plurality of extrusion membrane post 8, extrusion membrane post 8 can stretch into in the through-hole 5a, set up a plurality of two 3a of through-hole that correspond with a 5a of through-hole on getting flitch 3, be provided with the pressurized subassembly that is used for extrudeing ferrite powder in the frame 1, the pressurized subassembly includes a plurality of pressurized membrane posts 9, pressurized membrane post 9 penetrates in through-hole two 3a and can penetrate through-hole 5a, get and be provided with on the flitch 3 and be used for getting the material subassembly that ferrite.

The ferrite raw material is placed into the material storage area 7, the compression film column 9 rises and enters the first through hole 5a through the compression assembly, then the ferrite raw material is scraped into the first through hole 5a through the scraping plate 6, then the extrusion assembly is started, the extrusion film column 8 is extruded and enters the first through hole 5a, the ferrite raw material is extruded and formed under the action of the extrusion film column 8 and the compression film column 9, finally the extrusion film column 8 and the compression film column 9 descend simultaneously, the finished ferrite is extruded from the lower portion of the first through hole 5a, the upper end of the compression film column 9 is level with the material taking plate 3, at the moment, the extrusion film column 8 resets, and after the material taking assembly is started, the ferrite is taken down from the compression film column 9 and enters the material taking plate 3.

The utility model discloses can the simultaneous forming polylith ferrite, and the ferrite directly takes out from the lower extreme, and efficient, and can directly put in after the shaping sintering furnace 2, part the ferrite in proper order after the sintering.

Specifically, a driving motor 10 is fixed at the lower part of the fixed disc 5, and an output shaft of the driving motor 10 is connected with the scraper plate 6 and can drive the scraper plate to rotate. The scraper plate 6 is driven to rotate by a driving motor 10.

Specifically, the extrusion assembly comprises a plurality of hydraulic cylinders I11 and an extrusion plate 12, the hydraulic cylinders I11 are fixed on the frame 1, piston rods of the hydraulic cylinders I11 are vertically downward, the extrusion plate 12 is fixed on the piston rods of the hydraulic cylinders I11, and the extrusion film columns 8 are fixed on the extrusion plate 12. The first hydraulic cylinder 11 is started to drive the extrusion plate 12 to descend or ascend.

Specifically, the pressurized component comprises a lifting plate 13 and a plurality of second hydraulic cylinders 14, the second hydraulic cylinders 14 are fixed on the rack 1, piston rods of the second hydraulic cylinders 14 are vertically upward, the lifting plate 13 is fixed on the piston rods of the second hydraulic cylinders 14, and the pressurized membrane columns 9 are fixed on the lifting plate 13. And the second hydraulic cylinder 14 is started to drive the lifting plate 13 to ascend or descend.

Specifically, the material taking assembly comprises a rubber push plate 15, a plurality of vibrators 16 and a plurality of push rod motors 17, wherein the push rod motors 17 are fixed on the material taking plate 3, the rubber push plate 15 is fixed on a push rod of the push rod motors 17, and the vibrators 16 are fixed on the rubber push plate 15. The rod motor is started to drive the rubber push plate 15 to move, and simultaneously, the vibrator 16 is started to push the ferrite down from the pressed film column 9 after the rubber push plate 15 is contacted with the ferrite.

Specifically, the arrangement assembly comprises a first motor 18, a screw rod 19 with bidirectional threads, a sliding rod 20, a first arranging plate 21 and a second arranging plate 22, the screw rod 19 is rotatably arranged on the rack 1, the sliding rod 20 is fixed on the rack 1, the first motor 18 is fixed on the rack 1, an output shaft of the first motor 18 is in transmission connection with the screw rod 19, the first arranging plate 21 and the second arranging plate 22 are arranged on the screw rod 19 and the sliding rod 20, and the first arranging plate 21 and the second arranging plate 22 can be far away from or close to each other. The first motor 18 is started to drive the screw rod 19 to rotate and enable the first arranging plate 21 and the second arranging plate 22 to be close to each other, so that ferrites between the first arranging plate 21 and the second arranging plate 22 are pressed to be close to each other to form a row, and then the ferrites are pushed to the conveying belt 4 under the action of the material taking assembly. The fixing plate is made of ceramic materials or materials with the temperature higher than the forming temperature of the ferrite.

Specifically, the material taking mechanism comprises a vibrating plate 23, a recovery plate 24, an upper extrusion separation component, a lower extrusion separation component and a push rod motor II 25, the push rod motor II 25 is hinged on the frame 1, the vibrating plate 23 is fixed on a push rod of the push rod motor II 25, the frame 1 is hinged with a guide rail 27, the vibrating plate 23 is fixed with a guide wheel 26, the guide wheel 26 can move along the upper surface of the guide rail 27, the recovery plate 24 is fixed on the frame 1, the recovery plate 24 can be connected with a fixing plate, the recovery plate 24 is provided with a plurality of through holes III 24a, the upper extrusion separation component is arranged above the recovery plate 24, the lower extrusion separation component is arranged below the recovery plate 24, the upper extrusion separation component comprises a plurality of ejector pins I28, a top pressure plate I29 and a push rod motor III 30, the push rod motor is fixed on the frame 1, the top pressure plate I29 is fixed on a push rod of the push rod motor III, the lower extrusion separation assembly comprises a plurality of ejector pins II 31, a push rod motor II 32 and an ejector plate II 33, the push rod motor II 32 is fixed on the rack 1, the ejector plate II 33 is fixed on a push rod of the push rod motor II 32, the ejector pin II 31 is fixed on the upper surface of the ejector plate II 33, the ejector pin II 31 can penetrate into the through hole III 24a, and the ejector pins I28 and the ejector pin II 31 are arranged in a staggered mode. The second push rod motor 25 is started to drive the vibrating plate 23 to move, the guide wheel 26 on the vibrating plate 23 moves along the upper surface of the guide rail 27, the vibrating plate 23 moves obliquely upwards and crosses the ferrite on the fixing plate, after the complete crossing, the vibrating plate 23 is separated from the guide rail 27, the vibrating plate 23 is positioned on the fixing plate, then the second push rod motor 25 is ready to reset, in the resetting process, the vibrating plate 23 is abutted against and vibrates with the ferrite on the fixing plate, the ferrite is separated from the fixing plate, then the guide wheel 26 on the vibrating plate 23 is abutted against the lower surface of the guide rail 27, the guide rail 27 is jacked upwards, the vibrating plate 23 moves along the surface of the fixing plate until the ferrite moves to the recovery plate 24, then the upper extrusion separation assembly and the lower extrusion separation assembly are started, the first ejector pins 28 and the second ejector pins 31 are staggered against the ferrite, under the, the connected ferrites are separated in sequence, so that the next step of polishing is facilitated.

Specifically, the first thimble 28 and the second thimble 31 are made of rubber materials.

Specifically, a vibration motor is fixed on the second top pressure plate 33. The vibrating motor can be convenient for the ferrite to take off from the fixed plate.

The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a sintering line for ferrite, includes the frame, the frame on be provided with the fritting furnace that is used for sintering ferrite, its characterized in that, the frame on be provided with and be used for the forming mechanism with ferrite raw materials extrusion, forming mechanism is provided with on getting the flitch and is used for arranging the orderly range subassembly of ferrite, the frame on be provided with the conveyer belt, the conveyer belt is adjacent to getting the flitch, this conveyer belt passes the fritting furnace, the conveyer belt includes the driving chain and fixes a plurality of fixed plates on the driving chain, the frame on be provided with and be used for taking off the extracting mechanism with ferrite on the fixed plate.

2. The sintering production line for ferrite as claimed in claim 1, wherein the forming mechanism comprises a fixed disk fixed on a frame, two scraping plates are rotatably arranged on the fixed disk, the two scraping plates and the fixed disk form a storage area, a plurality of first through holes are formed in the fixed disk, an extrusion assembly for extrusion is arranged on the frame, the extrusion assembly comprises a plurality of extrusion film columns, the extrusion film columns can extend into the first through holes, a plurality of second through holes corresponding to the first through holes are formed in the taking plate, a compression assembly for extruding ferrite powder is arranged on the frame, the compression assembly comprises a plurality of compression film columns, the compression film columns penetrate into the second through holes and can penetrate into the first through holes, and a material taking assembly for taking off ferrite on the compression film columns is arranged on the taking plate.

3. The sintering production line for ferrite as claimed in claim 2, wherein a driving motor is fixed to the lower portion of the fixed plate, and an output shaft of the driving motor is connected with the scraper plate and can drive the scraper plate to rotate.

4. The sintering production line for ferrite as claimed in claim 3, wherein the extrusion assembly comprises a plurality of first hydraulic cylinders and extrusion plates, the first hydraulic cylinders are fixed on the frame, piston rods of the first hydraulic cylinders are vertically downward, the extrusion plates are fixed on the piston rods of the first hydraulic cylinders, and the extrusion film columns are fixed on the extrusion plates.

5. The sintering production line for ferrite as claimed in claim 4 wherein the compression assembly comprises a lifting plate and a plurality of second hydraulic cylinders, the second hydraulic cylinders are fixed on the frame, piston rods of the second hydraulic cylinders are vertically upward, the lifting plate is fixed on the piston rods of the second hydraulic cylinders, and the compression membrane columns are fixed on the lifting plate.

6. The sintering production line for ferrite as claimed in claim 5, wherein the material taking assembly comprises a rubber push plate, a plurality of vibrators and a plurality of first push rod motors, the first push rod motors are fixed on the material taking plate, the rubber push plate is fixed on push rods of the first push rod motors, and the vibrators are fixed on the rubber push plate.

7. The sintering production line for ferrite as claimed in claim 1, wherein the arrangement assembly comprises a first motor, a screw with bidirectional threads, a sliding rod, a first arranging plate and a second arranging plate, the screw is rotatably arranged on the rack, the sliding rod is fixed on the rack, the first motor is fixed on the rack, an output shaft of the first motor is in transmission connection with the screw, the first arranging plate and the second arranging plate are arranged on the screw and the sliding rod, and the first arranging plate and the second arranging plate can be far away from or close to each other.

8. The sintering production line for ferrite as claimed in claim 1, wherein the material taking mechanism comprises a vibrating plate, a recovery plate, an upper extrusion separation assembly, a lower extrusion separation assembly and a push rod motor II, the push rod motor II is hinged on a frame, the vibrating plate is fixed on a push rod of the push rod motor II, the frame is hinged with a guide rail, a guide wheel is fixed on the vibrating plate and can move along the upper surface of the guide rail, the recovery plate is fixed on the frame and can be connected with a fixing plate, the recovery plate is provided with a plurality of through holes III, the upper extrusion separation assembly is arranged above the recovery plate, the lower extrusion separation assembly is arranged below the recovery plate, the upper extrusion separation assembly comprises a plurality of ejector pins I, a top pressure plate I and a push rod motor III, and the push rod motor III is fixed on the frame, the first top pressing plate is fixed on a push rod of the third push rod motor, the first top pressing plate is fixed on the lower surface of the top pressing plate, the lower extrusion separation assembly comprises a plurality of second top pressing plates, a fourth push rod motor and a second top pressing plate, the fourth push rod motor is fixed on the rack, the second top pressing plate is fixed on the push rod of the fourth push rod motor, the second top pressing plate is fixed on the upper surface of the second top pressing plate, the second top pressing plate can penetrate into the third through hole, and the first top pressing plates and the second top pressing plates are arranged in a staggered mode.

9. The sintering line for ferrites in claim 8 wherein the first thimble and the second thimble are made of rubber material.

10. The sintering production line for ferrite as claimed in claim 8, wherein a vibration motor is fixed on the second top pressing plate.