CN217306299U

CN217306299U - Sintering device is used in production of tombarthite permanent magnet

Info

Publication number: CN217306299U
Application number: CN202220710847.9U
Authority: CN
Inventors: 李卓俊; 曾剑; 张有章
Original assignee: Ganzhou Zhenghe Magnetic Industry Co ltd
Current assignee: Ganzhou Zhenghe Magnetic Industry Co ltd
Priority date: 2022-03-27
Filing date: 2022-03-27
Publication date: 2022-08-26
Anticipated expiration: 2032-03-27

Abstract

The utility model relates to a permanent magnet production field discloses a sintering device is used in production of tombarthite permanent magnet, the power distribution box comprises a box body, the first motor of bottom half fixedly connected with, first motor output end fixed connection is in electric telescopic handle upper end, electric telescopic handle lower extreme fixed connection is in backup pad upper end center, backup pad right side lower extreme fixedly connected with heat-insulating cover plate, backup pad upper left end fixedly connected with second motor, second motor output end fixedly connected with driving gear, the rotation of backup pad left side lower extreme is connected on threaded rod outside upper portion, threaded rod outside fixedly connected with driven gear. The utility model discloses in, place the mould in thermal-insulated box through electric telescopic handle, its built-in heater, magnetic field generator, the second motor drives the mould and pushes down, reaches process in an organic whole such as collection suppression, magnetization, preheating, demagnetization, sintering, the yields reduction problem that leads to because of the process is complicated of reduction, and the preparation time shortens greatly.

Description

Sintering device is used in production of tombarthite permanent magnet

Technical Field

The utility model relates to a cutting means field especially relates to a sintering device is used in production of tombarthite permanent magnet.

Background

The production and preparation processes of the permanent magnet are generally divided into smelting, powder making, molding, sintering, machining, packaging and finished magnetic material products. With the rapid development of aerospace, national defense and military industry, high-speed trains, intelligent machinery and various sensors, the requirements on the performance of products are higher and higher, and sintering is one of the conventional means for preparing magnetic materials at present.

The preparation process of the permanent magnet is complex, so that the yield is reduced in the process, most sintering furnaces are of a single structure, and the sintering furnaces and the heater are required to be cooled together after sintering, so that the cooling time is too long, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sintering device for producing rare earth permanent magnets.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sintering device for producing rare earth permanent magnets comprises a box body, wherein a first motor is fixedly connected to the bottom of the box body, the output end of the first motor is fixedly connected to the upper end of an electric telescopic rod, the lower end of the electric telescopic rod is fixedly connected to the center of the upper end of a supporting plate, a heat insulation cover plate is fixedly connected to the right lower end of the supporting plate, a second motor is fixedly connected to the left upper end of the supporting plate, the output end of the second motor is fixedly connected with a driving gear, the left lower end of the supporting plate is rotatably connected to the upper portion of the outer side of a threaded rod, a driven gear is fixedly connected to the outer side of the threaded rod and is connected with a driving gear through a chain, an upper die is in threaded connection with the outer side of the threaded rod, a lower die is rotatably connected to the lower portion of the outer side of the threaded rod, a heat insulation box body is fixedly connected to the bottom of the inner wall of the box body, a heater is fixedly connected to the left side of the inner wall of the heat insulation box body, and the right side of the inner wall of the heat insulation box body is fixedly connected with a magnetic field generator.

As a further description of the above technical solution:

the upper left side of the box body is fixedly connected with a vacuum unit.

As a further description of the above technical solution:

the air inlet pipe is fixedly connected to the upper right side of the box body, the lower end of the air inlet pipe is fixedly connected to the upper end of the heat exchanger, the lower end of the heat exchanger is fixedly connected to the upper end of the exhaust pipe, and the lower end of the exhaust pipe is fixedly connected to the lower right side of the box body.

As a further description of the above technical solution:

the bottom of the box body is fixedly connected with a plurality of supporting legs, and the supporting legs are evenly distributed.

As a further description of the above technical solution:

the box body outside front end rotates and is connected with the chamber door, just the chamber door constitutes for thermal-insulated material.

As a further description of the above technical solution:

the right part of the front side outside the box door is fixedly connected with a handle.

As a further description of the above technical solution:

the chain, the driving gear, the driven gear and the threaded rod are made of high-temperature-resistant materials.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, place the mould in thermal-insulated box through electric telescopic handle, its built-in heater, magnetic field generator, the second motor drives the mould and pushes down, reaches and collects processes in an organic whole such as suppression, magnetization, preheating, demagnetization, sintering, the yields reduction problem that leads to because of the process is complicated of reduction, and the preparation time shortens greatly.

2. The utility model discloses in, drive backup pad up-and-down motion through electric telescopic handle, first motor drives the backup pad and rotates, makes the heat insulating board cover in the thermal-insulated room upper end, reaches thermal-insulated effect, and the mould shifts out from the sintering structure simultaneously, reachs the cooling chamber, and cooling gas direct action is the mould, and separates with the heater, reaches the effect that cool time shortens.

Drawings

FIG. 1 is a cross-sectional view of a sintering apparatus for producing rare earth permanent magnets according to the present invention;

FIG. 2 is an enlarged view of FIG. 1A;

fig. 3 is a perspective view of the sintering device for producing rare earth permanent magnet according to the present invention.

Illustration of the drawings:

1. a box body; 2. a first motor; 3. an electric telescopic rod; 4. a vacuum unit; 5. an air inlet pipe; 6. a heat exchanger; 7. an air exhaust pipe; 8. a support plate; 9. a second motor; 10. a heat insulation box body; 11. a heat insulating cover plate; 12. a magnetic field generator; 13. a heater; 14. a driving gear; 15. a chain; 16. a driven gear; 17. a threaded rod; 18. an upper die; 19. a lower die; 20. a box door; 21. a handle; 22. support the feet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a sintering device for producing rare earth permanent magnets comprises a box body 1, wherein the bottom of the box body 1 is fixedly connected with a first motor 2, the output end of the first motor 2 is fixedly connected with the upper end of an electric telescopic rod 3, the lower end of the electric telescopic rod 3 is fixedly connected with the center of the upper end of a supporting plate 8, the right lower end of the supporting plate 8 is fixedly connected with a heat insulation cover plate 11, the left upper end of the supporting plate 8 is fixedly connected with a second motor 9, the output end of the second motor 9 is fixedly connected with a driving gear 14, the left lower end of the supporting plate 8 is rotatably connected with the upper part of the outer side of a threaded rod 17, the outer side of the threaded rod 17 is fixedly connected with a driven gear 16, the driven gear 16 is connected with the driving gear 14 through a chain 15, the outer side of the threaded rod 17 is in threaded connection with an upper die 18, the lower part of the outer side of the threaded rod 17 is rotatably connected with a lower die 19, the bottom of the inner wall of the box body 1 is fixedly connected with a heat insulation box body 10, and the left side of the inner wall of the heat insulation box body 10 is fixedly connected with a heater 13, the right side fixedly connected with magnetic field generator 12 of box 10 inner wall insulates against heat places the mould in box 10 through electric telescopic handle 3, and its built-in heater 13, magnetic field generator 12, second motor 9 drive go up mould 18 and push down, reach and collect processes such as suppression, magnetization, preheat, demagnetization, sintering in an organic whole, the yield reduction problem that leads to because of the process is complicated of reduction, and preparation time shortens greatly.

1 upper left side fixedly connected with vacuum unit 4 of box, 1 upper right side fixedly connected with intake pipe 5 of box, intake pipe 5 lower extreme fixed connection is in 6 upper ends of heat exchanger, 6 lower extreme fixed connections of heat exchanger are in 7 upper ends of exhaust tube, 7 lower extreme fixed connections of exhaust tube are in 1 right downside of box, a plurality of supporting legss 22 of 1 bottom fixedly connected with of box, and supporting legss 22 evenly distributed, 1 outside front end of box rotates and is connected with chamber door 20, and chamber door 20 constitutes for thermal-insulated material, 20 outside front side right part fixedly connected with handle 21 of chamber door, chain 15, driving gear 14, driven gear 16, threaded rod 17 is high temperature resistant material.

The working principle is as follows: firstly, putting a material to be prepared into a lower die 19, enabling the interior of a box body 1 to be in a vacuum state by a vacuum unit 4, driving a supporting plate 8 to move downwards by an electric telescopic rod 3 so as to enable the prepared material to be placed into a heat insulation box body 10, driving an upper die 18 to move downwards by a linkage structure by a second motor 9 so as to achieve the effect of pressing the prepared material, magnetizing, preheating, demagnetizing and the like the prepared material by a heater 13 and a magnetic field generator 12, driving the supporting plate 8 to move upwards by the electric telescopic rod 3 so as to enable the prepared material to exit from the heat insulation box body 10, enabling the supporting plate 8 to rotate by a first motor 2, rotationally arranging a heat insulation cover plate 11 at the upper part of the heat insulation box body 10, enabling the electric telescopic rod 3 to move downwards so as to enable the heat insulation cover plate 11 to cover the heat insulation box body 10, isolating the internal temperature of the heat insulation box body from the outside, simultaneously placing the prepared material into a cooling chamber, and circularly inputting cooling gas into the cooling chamber by a heat exchanger 6, the prepared material is cooled rapidly.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a sintering device is used in production of tombarthite permanent magnet, includes box (1), its characterized in that: the box body (1) is fixedly connected with a first motor (2) at the bottom, the output end of the first motor (2) is fixedly connected with the upper end of an electric telescopic rod (3), the lower end of the electric telescopic rod (3) is fixedly connected with the center of the upper end of a supporting plate (8), the right lower end of the supporting plate (8) is fixedly connected with a heat insulation cover plate (11), the left upper end of the supporting plate (8) is fixedly connected with a second motor (9), the output end of the second motor (9) is fixedly connected with a driving gear (14), the left lower end of the supporting plate (8) is rotatably connected with the upper part of the outer side of a threaded rod (17), the outer side of the threaded rod (17) is fixedly connected with a driven gear (16), the driven gear (16) is connected with the driving gear (14) through a chain (15), the outer side of the threaded rod (17) is in threaded connection with an upper die (18), and the outer side lower part of the threaded rod (17) is rotatably connected with a lower die (19), the box body (1) inner wall bottom fixedly connected with heat insulation box body (10), heat insulation box body (10) inner wall left side fixedly connected with heater (13), heat insulation box body (10) inner wall right side fixedly connected with magnetic field generator (12).

2. The sintering apparatus for rare earth permanent magnet production according to claim 1, wherein: the upper left side of the box body (1) is fixedly connected with a vacuum unit (4).

3. The sintering apparatus for rare earth permanent magnet production according to claim 1, wherein: the air inlet pipe (5) is fixedly connected to the upper right side of the box body (1), the lower end of the air inlet pipe (5) is fixedly connected to the upper end of the heat exchanger (6), the lower end of the heat exchanger (6) is fixedly connected to the upper end of the air exhaust pipe (7), and the lower end of the air exhaust pipe (7) is fixedly connected to the lower right side of the box body (1).

4. The sintering device for rare earth permanent magnet production according to claim 1, characterized in that: the bottom of the box body (1) is fixedly connected with a plurality of supporting legs (22), and the supporting legs (22) are uniformly distributed.

5. The sintering device for rare earth permanent magnet production according to claim 1, characterized in that: the front end of the outer side of the box body (1) is rotatably connected with a box door (20), and the box door (20) is made of heat insulation materials.

6. The sintering apparatus for rare earth permanent magnet production according to claim 5, wherein: the right part of the outer front side of the box door (20) is fixedly connected with a handle (21).

7. The sintering apparatus for rare earth permanent magnet production according to claim 1, wherein: the chain (15), the driving gear (14), the driven gear (16) and the threaded rod (17) are all made of high-temperature-resistant materials.