CN113739574A

CN113739574A - Slurry sintering device for producing soft magnetic ferrite particles

Info

Publication number: CN113739574A
Application number: CN202111044906.XA
Authority: CN
Inventors: 赵铁钧; 王越; 李自强
Original assignee: Shandong Hengrui Magnet Technology Co ltd
Current assignee: Shandong Hengrui Magnet Technology Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-12-03
Anticipated expiration: 2041-09-07
Also published as: CN113739574B

Abstract

The invention discloses a slurry sintering device for producing soft magnetic ferrite particles, which comprises an installation plate, wherein support columns are uniformly arranged at the bottom of the installation plate, universal wheels are arranged at the bottoms of the support columns, and the slurry sintering device is characterized by further comprising four discharging mechanisms uniformly arranged at the top of the installation plate along the circumferential direction by taking the center of the installation plate as the circle center. According to the invention, the screw rod can be driven to rotate by rotating the rotating handle, the square block is driven to move left and right in the square cavity by the rotation of the screw rod, the moving plate can be driven to move up and down by the left and right movement of the square cavity through the matching relation of the guide inclined plane of the push block and the inclined plane of the trapezoid guide inclined block at one side of the moving block, the depth of the butt material groove is adjusted, so that the discharge amount of each material is adjusted, the discharged material is uniformly proportioned, the sintering effect is improved, the pointer on the screw rod can be driven to move together when the screw rod rotates and moves, and the discharge amount of each material can be more accurately determined by pointing the pointer to the scale index on the transparent cylinder.

Description

Slurry sintering device for producing soft magnetic ferrite particles

Technical Field

The invention relates to the technical field of soft magnetic ferrite particle production equipment, in particular to a slurry sintering device for producing soft magnetic ferrite particles.

Background

The soft magnetic ferrite is a ferrimagnetic oxide with Fe2O3 as a main component and is produced by a powder metallurgy method. There are several types of Mn-Zn, Cu-Zn, Ni-Zn, etc., among which Mn-Zn ferrite is used in the largest amount and yield, and Mn-Zn ferrite is used in a low resistivity of 1 to 10 ohm/m, generally at a frequency of 100kHZ or less. The Cu-Zn and Ni-Zn ferrites have the resistivity of 102-104 ohm/m, have small loss in a radio frequency band of 100 kHz-10 MHz, and are mainly used for antenna coils for radio and radio intermediate frequency transformers.

In the process of processing the existing soft magnetic ferrite particles, during sintering, various raw materials need to be mixed firstly and then poured into a sintering pool, stirring equipment needs to be involved, time and labor are consumed, the equipment is too bulky, the efficiency is low, and the using requirements of people in production and life cannot be met.

Disclosure of Invention

The present invention aims to provide a slurry sintering apparatus for producing soft magnetic ferrite particles to solve the problems set forth in the above background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a thick liquids sintering device is used in production of soft magnetic ferrite granule, includes the mounting panel, the bottom of mounting panel evenly is provided with the support column, just the bottom of support column is provided with the universal wheel, its characterized in that still includes four drop feed mechanisms that use the center of mounting panel to evenly set up at the mounting panel top along the circumferencial direction as the centre of a circle, drop feed mechanism includes:

the pair of supporting plates are fixed at the tops of the supporting plates, and the storage box is fixed at the tops of the pair of supporting plates;

the rotary drum is rotatably arranged between the pair of supporting plates, the axial lead of the rotary drum points to the central position of the mounting plate, a square cavity is axially arranged in the rotary drum, four material receiving grooves uniformly penetrate through the outer side wall of the middle position of the rotary drum along the circumferential direction of the outer side wall, and a moving plate is arranged in each material receiving groove in a sliding manner; and

the annular sealing element is sleeved on the outer side of the rotary drum at the position of the material receiving groove, a feeding hole corresponding to the material receiving groove is formed in the top of the annular sealing element, a discharging hole corresponding to the material receiving groove is formed in the bottom of the annular sealing element, a discharging pipe is arranged at the bottom of the material storage box, the discharging pipe extends to be welded with the side wall of the annular sealing element on the outer side of the feeding hole, and a discharging pipe is welded on the side wall of the annular sealing element of the discharging hole;

the discharging mechanism also comprises a first driving piece for driving the four rotary drums to synchronously rotate and a second driving piece for driving the four moving plates to synchronously move in opposite directions or synchronously move in opposite directions,

the bottom of mounting panel is provided with total row material pipe, divide row material pipe to run through the mounting panel and extend to total row material intraduct.

Preferably, rotating shafts are coaxially arranged at two ends of the rotating drum, and the two rotating shafts are connected with the side walls of the pair of supporting plates through bearings.

Preferably, the first driving part comprises a driving shaft fixedly connected with a rotating shaft at one end of the rotary drum close to the center of the mounting plate, wherein a first helical gear is arranged at one end of the driving shaft far away from the rotary drum, a driving motor is fixed at the center of the mounting plate, a second helical gear is fixedly connected with the output end of the driving motor, and the second helical gear is meshed with the first helical gear.

Preferably, the driving piece two includes that the trapezoidal guide sloping block that is fixed on one side of the square cavity that the movable plate is close to, the slide setting is in the inside square block of square cavity, the screw rod that rotates the setting and keep away from drive shaft one side at the square block, the one end that the square block was kept away from to the screw rod extends to the rotatory handle of corresponding axis of rotation one end fixedly connected with, wherein the inclined plane of trapezoidal guide sloping block is towards one side of rotatory handle, the square block outside is provided with the ejector pad that corresponds with four movable plate orientations, the one end that the ejector pad is close to trapezoidal guide sloping block is provided with the inclined plane of leading with the inclined plane mutual adaptation of trapezoidal guide sloping block, lead through spline sliding connection between the inclined plane of inclined plane and trapezoidal guide sloping block.

Preferably, the whole of total row material pipe is cylindricly, the bottom of total row material pipe is provided with hopper-shaped row material portion, just hopper-shaped row material portion osculum end sets up down, divide row material pipe to extend to total row material intraduct fixedly connected with hugs closely in total row material intraductal wall and downwardly extending's arc pipe, just the bottom of arc pipe is tangent with hopper-shaped row material portion macrostoma end lateral wall.

Preferably, a transparent cylinder is arranged on the side wall of the supporting plate on the outer side of the rotating handle, scales are carved on the transparent cylinder, and a pointer is arranged on the screw rod on one side of the rotating handle.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the rotary drum is arranged, the four receiving grooves are uniformly arranged on the side wall of the rotary drum, and the movable plate is arranged in the receiving grooves in a sliding manner, so that when the rotary drum is rotated in application, a specified total amount of materials can be contained in each receiving material 8, and the proportion among the materials is ensured.

(2) When the device is applied, the screw rod can be driven to rotate by rotating the rotating handle, the square block is driven to move left and right in the square cavity by the rotation of the screw rod, the left and right movement of the square cavity can drive the movable plate to move up and down through the matching relation of the guide inclined plane of the push block and the inclined plane of the trapezoidal guide inclined block on one side of the movable block, the depth of a material groove is adjusted, and therefore the discharge amount of each material is adjusted, the proportion of the discharged materials is uniform, and the sintering effect is improved.

(3) According to the invention, the first driving part for driving the four rotary drums to synchronously rotate is arranged, when the device is applied, the driving motor can drive the four driving shafts to rotate through the matching between the second bevel gear and the first bevel gear, so that the four rotary drums can be driven to synchronously rotate, the rotating speeds of the four rotary drums are ensured to be consistent, and the materials with the preset ratio can be synchronously discharged.

(4) The whole of the main discharge pipe is cylindrical, the bottom end of the main discharge pipe is provided with the funnel-shaped discharge part, the small end of the funnel-shaped discharge part is arranged downwards, the branch discharge pipes extend to the inside of the main discharge pipe and are fixedly connected with the arc pipes which are tightly attached to the inner side wall of the main discharge pipe and extend downwards, the bottom ends of the arc pipes are tangent to the side wall of the large end of the funnel-shaped discharge part, the four branch discharge pipes enter the arc pipes, the speed is increased after falling for one section, the four branch discharge pipes enter the arc pipes, centrifugal force can be generated on the materials through the design of the arc pipes, the materials are discharged from the end parts of the arc pipes and then rotate and descend along the inner side wall of the funnel-shaped discharge part, the retention time of the materials is prolonged, collision and mixing of the materials is realized, the uniformity of the discharged materials is further improved, and the sintering effect is further improved.

(5) The side wall of the supporting plate at the outer side of the rotary handle is provided with the transparent cylinder, scales are carved on the transparent cylinder, the screw rod at one side of the rotary handle is provided with the pointer, the pointer on the screw rod can be driven to move together when the screw rod rotates and moves, and the pointer points to the scales on the transparent cylinder, so that the discharge capacity of each material can be accurately determined.

Drawings

FIG. 1 is a schematic view of a first perspective structure of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a schematic side sectional view of the discharging mechanism of the present invention;

FIG. 4 is a schematic view of the overall discharge duct configuration of the present invention;

FIG. 5 is a schematic top view of the overall discharge duct of the present invention;

FIG. 6 is a schematic view of the drum and annular seal configuration of the present invention.

In the figure: 1. mounting a plate; 2. a support pillar; 3. a universal wheel; 4. a support plate; 5. a material storage box; 6. a rotating drum; 7. a square cavity; 8. a material receiving groove; 9. moving the plate; 10. an annular seal; 11. a feed port; 12. a discharge hole; 13. material distributing and discharging pipes; 131. an arc tube; 14. a total discharge pipe; 141. a funnel-shaped discharge part; 15. a rotating shaft; 16. a drive shaft; 17. a first bevel gear; 18. a drive motor; 19. a second bevel gear; 20. a trapezoidal lead oblique block; 21. a square block; 22. a screw; 23. rotating the handle; 24. a push block; 25. a guide slope; 26. a transparent cylinder; 27. a pointer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown: the utility model provides a thick liquids sintering device is used in production of soft magnetic ferrite granule, includes mounting panel 1, and the bottom of mounting panel 1 evenly is provided with support column 2, and the bottom of support column 2 is provided with universal wheel 3, still includes four drop feed mechanisms that use the center of mounting panel 1 as the centre of a circle and evenly set up at mounting panel 1 top along the circumferencial direction, and drop feed mechanism includes:

the pair of supporting plates 4 are fixed on the tops of the supporting plates 4, the storage boxes 5 are fixed on the tops of the supporting plates 4, and various raw materials can be placed in the storage cylinders of different material placing mechanisms respectively;

the rotary drum 6 is rotatably arranged between the pair of supporting plates 4, the axial lead of the rotary drum 6 points to the central position of the mounting plate 1, a square cavity 7 is axially arranged in the rotary drum 6, four material receiving grooves 8 uniformly penetrate through the outer side wall of the middle position of the rotary drum 6 along the circumferential direction of the rotary drum, and a moving plate 9 is arranged in each material receiving groove 8 in a sliding manner; and

the annular sealing element 10 is sleeved on the outer side of the rotary drum 6 at the position of the material receiving groove 8, a feeding hole 11 corresponding to the material receiving groove 8 is formed in the top of the annular sealing element 10, a discharging hole 12 corresponding to the material receiving groove 8 is formed in the bottom of the annular sealing element 10, a discharging pipe is arranged at the bottom of the material storage box 5, the discharging pipe extends to be welded with the side wall of the annular sealing element 10 on the outer side of the feeding hole 11, a discharging pipe distributing 13 is welded on the side wall of the annular sealing element 10 of the discharging hole 12, and when the rotary drum 6 rotates, a specified total amount of materials can be contained in each material receiving groove 8, so that the proportion among the materials is ensured;

the discharging mechanism further comprises a first driving piece for driving the four rotary drums 6 to synchronously rotate and a second driving piece for driving the four movable plates 9 to synchronously move in opposite directions or synchronously move in opposite directions, rotating shafts 15 are coaxially arranged at two ends of each rotary drum 6, and the two rotating shafts 15 are connected with the side walls of the pair of support plates 4 through bearings; the four rotary drums can be driven to synchronously rotate through the first driving piece so as to be consistent with the discharging speed of the four rotary drums, the uniformity of the discharged materials is ensured, the moving plates between different discharging mechanisms are adjusted through the second driving piece so as to adjust the depth of a material receiving groove of the discharging mechanisms, and the discharging amount of each material can be adjusted according to the material ratio;

the bottom of mounting panel 1 is provided with total row material pipe 14, divides row material pipe 13 to run through mounting panel 1 and extends to total row material intraductal 14 inside, and each material discharge volume gets into total row material and manages 14 insidely and can mix the back and discharge.

In this embodiment, driving piece one includes the drive shaft 16 that is close to the axis of rotation 15 fixed connection of the central one end of mounting panel 1 with rotary drum 6, wherein, drive shaft 16 keeps away from rotary drum 6 one end and is provided with helical gear 17, mounting panel 1 central point department of putting is fixed with driving motor 18, driving motor 18's output fixedly connected with helical gear two 19, helical gear two 19 and helical gear 17 intermeshing, during the application, driving motor 18 rotates and can drive four drive shafts 16 through the cooperation between helical gear two 19 and helical gear 17 and rotate, and then can drive four rotary drums 6 synchronous emergence rotations, and then guarantee that four rotary drums 6 rotational speeds are unanimous, thereby make each material of predetermined ratio of synchronous discharge.

In this embodiment, the second driving member includes a trapezoidal guide block 20 fixed on one side of the moving plate 9 close to the square cavity 7, a square block 21 slidably disposed inside the square cavity 7, and a screw rod 22 rotatably disposed on one side of the square block 21 away from the driving shaft 16, one end of the screw rod 22 away from the square block 21 extends to one end corresponding to the rotating shaft 15 and is fixedly connected with a rotating handle 23, wherein an inclined plane of the trapezoidal guide block 20 faces one side of the rotating handle 23, a push block 24 corresponding to the directions of the four moving plates 9 is disposed on the outer side of the square block 21, one end of the push block 24 close to the trapezoidal guide block 20 is provided with a guide inclined plane 25 mutually matched with the inclined plane of the trapezoidal guide block 20, the guide inclined plane 25 and the inclined plane of the trapezoidal guide block 20 are slidably connected by a spline, when in use, the rotating handle 23 can drive the screw rod 22 to rotate, and the screw rod 22 drives the square block 21 to move left and right inside the square cavity 7, and the square cavity 7 moves left and right, and the movable plate 9 can be driven to move up and down through the matching relation of the guide inclined plane 25 of the push block 24 and the inclined plane of the trapezoidal guide inclined block 20 on one side of the movable block, so that the depth of the butt-joint material groove 8 is adjusted, the discharge amount of each material is adjusted, the proportion of the discharged materials is uniform, and the sintering effect is improved.

In this embodiment, the whole of total row material pipe 14 is cylindricly, the bottom of total row material pipe 14 is provided with hopper-shaped row material portion 141, and hopper-shaped row material portion 141 osculum end sets up down, branch discharge pipe 13 extends to total row material pipe 14 inside fixedly connected with and hugs closely in total row material pipe 14 inside wall and downwardly extending's arc pipe 131, and the bottom of arc pipe 131 is tangent with hopper-shaped row material portion 141 osculum end lateral wall, it improves speed through one section whereabouts to get into four branch discharge pipe 13, and enter into arc pipe 131, it can produce centrifugal force to make the material through the design of arc pipe 131, the material is from arc pipe 131 tip discharge back, along arranging the rotatory decline of hopper-shaped portion 141 inside wall of hopper-shaped portion, improve material dwell time, and make the collision mix between each material, and then the degree of consistency of discharge material has been improved, the sintering effect has further been improved.

In this embodiment, the transparent cylinder 26 is disposed on the side wall of the support plate 4 outside the rotating handle 23, scales are carved on the transparent cylinder 26, the pointer 27 is disposed on the screw 22 on one side of the rotating handle 23, the pointer 27 on the screw 22 can be driven to move together when the screw 22 rotates, and the pointer 27 points at the scales on the transparent cylinder 26, so that the discharge volume of each material can be accurately determined.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a thick liquids sintering device is used in production of soft magnetic ferrite granule, includes mounting panel (1), the bottom of mounting panel (1) evenly is provided with support column (2), just the bottom of support column (2) is provided with universal wheel (3), its characterized in that still includes four drop feed mechanisms that use the center of mounting panel (1) to evenly set up at mounting panel (1) top along the circumferencial direction as the centre of a circle, drop feed mechanism includes:

the pair of supporting plates (4) are fixed at the tops of the supporting plates (4), and the storage box (5) is fixed at the tops of the pair of supporting plates (4);

the rotary drum (6) is rotatably arranged between the pair of supporting plates (4), the axial lead of the rotary drum (6) points to the central position of the mounting plate (1), a square cavity (7) is axially arranged in the rotary drum (6), four material receiving grooves (8) uniformly penetrate through the outer side wall of the middle position of the rotary drum (6) along the circumferential direction of the rotary drum, and a moving plate (9) is arranged in the material receiving grooves (8) in a sliding manner; and

the annular sealing element (10) is sleeved on the outer side of the rotary drum (6) at the position of the material receiving groove (8), a feeding hole (11) corresponding to the material receiving groove (8) is formed in the top of the annular sealing element (10), a discharging hole (12) corresponding to the material receiving groove (8) is formed in the bottom of the annular sealing element (10), a discharging pipe is arranged at the bottom of the material storage box (5), the discharging pipe extends to be welded with the side wall of the annular sealing element (10) on the outer side of the feeding hole (11), and a discharging pipe (13) is welded on the side wall of the annular sealing element (10) of the discharging hole (12);

the discharging mechanism also comprises a first driving piece for driving the four rotary drums (6) to synchronously rotate and a second driving piece for driving the four moving plates (9) to synchronously move in opposite directions or synchronously move in opposite directions,

the bottom of mounting panel (1) is provided with total row material pipe (14), divide row material pipe (13) to run through mounting panel (1) and extend to total row inside material pipe (14).

2. The slurry sintering apparatus for soft ferrite particle production as set forth in claim 1, wherein: the two ends of the rotating drum (6) are coaxially provided with rotating shafts (15), and the two rotating shafts (15) are connected with the side walls of the supporting plates (4) through bearings.

3. The slurry sintering apparatus for soft ferrite particle production as set forth in claim 2, wherein: the first driving piece comprises a driving shaft (16) fixedly connected with a rotating shaft (15) close to one end of the center of the mounting plate (1) of the rotating drum (6), wherein a first helical gear (17) is arranged at one end, far away from the rotating drum (6), of the driving shaft (16), a driving motor (18) is fixed at the center of the mounting plate (1), a second helical gear (19) is fixedly connected to the output end of the driving motor (18), and the second helical gear (19) is meshed with the first helical gear (17).

4. The slurry sintering apparatus for soft ferrite particle production as set forth in claim 2, wherein: the driving piece II comprises a trapezoidal inclined guide block (20) fixed on one side of the moving plate (9) close to the square cavity (7), a square block (21) arranged in the square cavity (7) in a sliding mode, and a screw rod (22) arranged on one side, far away from the driving shaft (16), of the square block (21) in a rotating mode, one end of the screw rod (22) far away from the square block (21) extends to one end corresponding to the rotating shaft (15) and is fixedly connected with a rotating handle (23), wherein the inclined surface of the trapezoid inclined guide block (20) faces to one side of the rotating handle (23), the outer side of the square block (21) is provided with push blocks (24) corresponding to the four moving plates (9), one end of the push block (24) close to the trapezoid inclined guide block (20) is provided with an inclined guide surface (25) which is matched with the inclined surface of the trapezoid inclined guide block (20), the guide inclined plane (25) is in sliding connection with the inclined plane of the trapezoidal guide inclined block (20) through a spline.

5. The slurry sintering apparatus for soft ferrite particle production as set forth in claim 1, wherein: the whole of total row material pipe (14) is cylindricly, the bottom of total row material pipe (14) is provided with hopper-shaped row material portion (141), just hopper-shaped row material portion (141) osculum end sets up down, divide row material pipe (13) to total row material pipe (14) inside fixedly connected with hug closely in total row material pipe (14) inside wall and arc pipe (131) of downwardly extending, just the bottom of arc pipe (131) is tangent with hopper-shaped row material portion (141) macrostoma lateral wall.

6. The apparatus for sintering slurry for production of soft magnetic ferrite particles as set forth in claim 4, wherein: the side wall of the supporting plate (4) on the outer side of the rotating handle (23) is provided with a transparent cylinder (26), scales are carved on the transparent cylinder (26), and a pointer (27) is arranged on the screw rod (22) on one side of the rotating handle (23).