CN210141779U - Vacuum sintering furnace for processing neodymium iron boron magnet - Google Patents
Vacuum sintering furnace for processing neodymium iron boron magnet Download PDFInfo
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- CN210141779U CN210141779U CN201920588582.8U CN201920588582U CN210141779U CN 210141779 U CN210141779 U CN 210141779U CN 201920588582 U CN201920588582 U CN 201920588582U CN 210141779 U CN210141779 U CN 210141779U
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Abstract
A vacuum sintering furnace for processing neodymium iron boron magnet comprises a furnace body and an outer shell, wherein a stirring shaft is fixedly connected to the middle part of the inner side of the furnace body, fixed blocks are fixedly connected to the upper side and the lower side of the stirring shaft, stirring blades are fixedly connected to the outer side of the fixed blocks through bolts, stirring rods are fixedly connected to the end parts of the stirring blades, a furnace door is arranged at the right end of the furnace body, the outer side of the furnace body is fixedly connected with the outer shell, a rotating motor is fixedly mounted at the middle part of the left side of the outer shell, the output end of the rotating motor is fixedly connected with the stirring shaft, a cooling water pipe is wound on the outer side surface of the furnace body, and a water inlet pipe is connected to the cooling water pipe, the life of the device can be extended.
Description
Technical Field
The utility model relates to a vacuum sintering furnace, especially a vacuum sintering furnace is used in processing of neodymium iron boron magnetism body.
Background
Neodymium magnets, also known as neodymium-iron-boron magnets, are tetragonal crystals formed from neodymium, iron, and boron, and such magnets have a magnetic energy product greater than that of samarium-cobalt magnets, and magnets are now the second most commonly used permanent magnets, and also the most commonly used rare-earth magnets, whose magnetic properties are inferior to those of absolute zero-degree holmium magnets. Neodymium iron boron magnets are widely used in electronic products such as hard disks, mobile phones, earphones, and battery powered tools.
The neodymium iron boron magnet need use the vacuum sintering stove in the course of working, the agitating unit of modern vacuum sintering stove is generally vertical placing, lead to gaseous layering in inside, gas distribution is inhomogeneous, the sintering reaction efficiency who needs gaseous participation is low, in addition in sintering process, be high temperature in the furnace body, after the sintering is accomplished, lack effectual cooling measure, if directly open the furnace gate cooling, lead to the reactant easily to meet steam and wet the oxidation, the fritting furnace that has agitating unit in addition lacks the measure of moving away to avoid possible earthquakes, lead to the life decline of device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vacuum sintering furnace is used in processing of neodymium iron boron magnetism body.
In order to achieve the above object, the utility model provides a following technical scheme: a vacuum sintering furnace for processing a neodymium iron boron magnet comprises a furnace body, an outer shell, an upper supporting plate, a lower supporting plate and a base, wherein a stirring shaft is fixedly connected to the middle part of the inner side of the furnace body; the outer side of the furnace body is fixedly connected with an outer shell, the middle part of the left side of the outer shell is fixedly provided with a rotating motor, and the output end of the rotating motor is fixedly connected with the stirring shaft; a cooling water pipe is wound on the outer side surface of the furnace body, a water inlet pipe is connected to the cooling water pipe, a heat dissipation water pipe is connected to the water inlet pipe, a water tank is connected to the lower end of the heat dissipation water pipe, a water outlet pipe is connected to the water tank, a water pump is arranged at the joint of the water outlet pipe and the water tank, and the end of the water outlet pipe penetrates through the outer shell and is connected with; the lower end of the outer shell is fixedly connected with an upper supporting plate, the lower end of the upper supporting plate is provided with a lower supporting plate, the outer side of the lower supporting plate is fixedly connected with a supporting column, and the upper end of the supporting column is in sliding connection with the upper supporting plate; the lower extreme of bottom suspension fagging is provided with the base, and the upper end outside of base evenly is provided with a plurality of horizontal buffer, and horizontal buffer includes the frame, and the spout has been seted up to the inboard of frame, and sliding connection has the buffer beam in the spout, through second buffer spring fixed connection between the bottom of buffer beam and spout, and the one end fixedly connected with butt piece of spout is kept away from to the buffer beam, and the butt has butt board on the butt piece, butt board and bottom suspension fagging fixed connection.
As a further aspect of the present invention: the upper end and the lower end of the shell body are respectively connected with an air inlet pipe and an air outlet pipe, and the air inlet pipe is connected with a fan.
As a further aspect of the present invention: the heat dissipation water pipe is of a zigzag structure, and a plurality of heat dissipation fins are arranged on the heat dissipation water pipe.
As a further aspect of the present invention: the support column is sleeved with a first buffer spring, and two ends of the first buffer spring are fixedly connected with the upper support plate and the lower support plate respectively.
As a further aspect of the present invention: the upper end middle part fixedly connected with ball seat of base, the even roll connection in upper end of ball seat has a plurality of spin, the upper end of spin and the lower bottom surface roll connection of bottom suspension fagging.
As a further aspect of the present invention: the end of the buffer rod and the end of the sliding chute are fixedly connected with a limiting plate and a limiting block respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the air flow in the space between the furnace body and the outer shell is circulated through the air inlet pipe and the air outlet pipe, so that the heat dissipation speed is accelerated, cold water can be used for further absorbing heat outside the furnace body through the cooling water pipe, and the heat dissipation speed is further improved;
2. in the sintering process, the stirring shaft is driven to rotate by the rotating motor, so that the materials in the furnace body are driven to stir by the stirring blades and the stirring rod, and the sintering efficiency and the sintering quality are effectively improved;
3. this device can shake because agitating unit's existence, the device during operation, can absorb the vertical and horizontal direction's of device vibrations through first buffer spring and second buffer spring, effectively improves the life of device.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the base of the present invention;
FIG. 3 is an enlarged schematic view of the transverse buffer device of the present invention;
fig. 4 is a schematic structural diagram of the outer casing of the present invention.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-4, a vacuum sintering furnace for processing neodymium iron boron magnet comprises a furnace body 24, an outer shell 5, an upper support plate 14, a lower support plate 15 and a base 18, wherein a stirring shaft 7 is fixedly connected to the middle part of the inner side of the furnace body 24, fixed blocks 11 are fixedly connected to the upper side and the lower side of the stirring shaft 7, stirring blades 9 are fixedly connected to the outer sides of the fixed blocks 11 through bolts, stirring rods 10 are fixedly connected to the ends of the stirring blades 9, and a furnace door 25 is arranged at the right end of the furnace body 24; the outer side of the furnace body 24 is fixedly connected with an outer shell 5, the middle part of the left side of the outer shell 4 is fixedly provided with a rotating motor 4, and the output end of the rotating motor 4 is fixedly connected with a stirring shaft 7;
the upper end and the lower end of the outer shell 5 are respectively connected with an air inlet pipe 22 and an air outlet pipe 23, and the air inlet pipe 22 is connected with a fan; a cooling water pipe 6 is wound on the outer side surface of the furnace body 24, a water inlet pipe 1 is connected to the cooling water pipe 6, the water inlet pipe 1 is connected with a heat dissipation water pipe 3, the heat dissipation water pipe 3 is of a zigzag structure, a plurality of heat dissipation fins 2 are arranged on the heat dissipation water pipe 3, a water tank 12 is connected to the lower end of the heat dissipation water pipe 3, a water outlet pipe 8 is connected to the water tank 12, a water pump is arranged at the joint of the water outlet pipe 8 and the water tank 12, and the end part of the water outlet pipe 8;
an upper supporting plate 14 is fixedly connected to the lower end of the outer shell 5, a lower supporting plate 15 is arranged at the lower end of the upper supporting plate 14, a supporting column 19 is fixedly connected to the outer side of the lower supporting plate 15, the upper end of the supporting column 19 is slidably connected with the upper supporting plate 14, a first buffer spring 20 is sleeved on the supporting column 19, and two ends of the first buffer spring 20 are fixedly connected with the upper supporting plate 14 and the lower supporting plate 15 respectively;
a base 18 is arranged at the lower end of the lower support plate 15, a rolling ball seat 16 is fixedly connected to the middle of the upper end of the base 18, a plurality of rolling balls 17 are uniformly connected to the upper end of the rolling ball seat 16 in a rolling manner, and the upper ends of the rolling balls 17 are connected with the lower bottom surface of the lower support plate 15 in a rolling manner; evenly be provided with a plurality of horizontal buffer 21 in the upper end outside of base 18, horizontal buffer 21 includes frame 29, spout 30 has been seted up to the inboard of frame 29, sliding connection has buffer bar 28 in the spout 30, buffer bar 28's tip and spout 30's tip difference fixedly connected with limiting plate 33 and stopper 22, through second buffer spring 31 fixed connection between buffer bar 28 and the bottom of spout 30, the one end fixedly connected with butt piece 27 of spout 30 is kept away from to buffer bar 28, the butt has butt board 26 on the butt piece 27, butt board 26 and bottom suspension fagging 15 fixed connection.
The utility model discloses a structural feature and theory of operation: in the process of sintering, the stirring shaft 7 is driven to rotate by the rotating motor 4, so that materials in the furnace body 24 are driven to stir by the stirring blades 9 and the stirring rod 10, the sintering efficiency is effectively improved, in addition, the device drives air flow between the outer shell 5 and the furnace body 24 to rapidly flow by the air inlet pipe 22 and the air outlet pipe 23, the heat dissipation speed of the furnace body 24 is improved, in addition, cold water in the water tank 12 enters the cooling water pipe 6 by the cooling water pipe 6 and the water tank 12, heat outside the furnace body 24 is absorbed, the heat dissipation speed is further accelerated, in addition, water absorbing heat enters the heat dissipation water pipe 3, the heat dissipation water pipe 3 can transmit the heat out through the heat dissipation fins 2, so that the heat dissipation water can be recycled, the heat dissipation of the heat dissipation water pipe 3 can be realized by air cooling or water cooling, because the heat dissipation water pipe 3 is of a zigzag, improve the radiating efficiency, in addition this device during operation, receive the power of vertical direction through first buffer spring 20 buffering, the vibrations of horizontal direction can make bottom suspension fagging 15 roll on spin 17, can reduce the vibrations that the horizontal direction received through second buffer spring 31, and the tip of buffer lever 28 and the tip of spout 30 fixedly connected with limiting plate 33 and stopper 22 respectively can prevent buffer lever 28 from following the roll-off in the spout 30.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A vacuum sintering furnace for processing a neodymium iron boron magnet comprises a furnace body, an outer shell, an upper supporting plate, a lower supporting plate and a base, and is characterized in that a stirring shaft is fixedly connected to the middle of the inner side of the furnace body, fixed blocks are fixedly connected to the upper side and the lower side of the stirring shaft, stirring blades are fixedly connected to the outer sides of the fixed blocks through bolts, stirring rods are fixedly connected to the end portions of the stirring blades, and a furnace door is arranged at the right end of the furnace body; the outer side of the furnace body is fixedly connected with an outer shell, the middle part of the left side of the outer shell is fixedly provided with a rotating motor, and the output end of the rotating motor is fixedly connected with the stirring shaft; a cooling water pipe is wound on the outer side surface of the furnace body, a water inlet pipe is connected to the cooling water pipe, a heat dissipation water pipe is connected to the water inlet pipe, a water tank is connected to the lower end of the heat dissipation water pipe, a water outlet pipe is connected to the water tank, a water pump is arranged at the joint of the water outlet pipe and the water tank, and the end of the water outlet pipe penetrates through the outer shell and is connected with; the lower end of the outer shell is fixedly connected with an upper supporting plate, the lower end of the upper supporting plate is provided with a lower supporting plate, the outer side of the lower supporting plate is fixedly connected with a supporting column, and the upper end of the supporting column is in sliding connection with the upper supporting plate; the lower extreme of bottom suspension fagging is provided with the base, and the upper end outside of base evenly is provided with a plurality of horizontal buffer, and horizontal buffer includes the frame, and the spout has been seted up to the inboard of frame, and sliding connection has the buffer beam in the spout, through second buffer spring fixed connection between the bottom of buffer beam and spout, and the one end fixedly connected with butt piece of spout is kept away from to the buffer beam, and the butt has butt board on the butt piece, butt board and bottom suspension fagging fixed connection.
2. The vacuum sintering furnace for processing the neodymium iron boron magnet according to claim 1, wherein an air inlet pipe and an air outlet pipe are respectively connected to the upper end and the lower end of the outer shell, and a fan is connected to the air inlet pipe.
3. The vacuum sintering furnace for processing the neodymium-iron-boron magnet according to claim 1, wherein the heat dissipation water pipe is of a zigzag structure, and a plurality of heat dissipation fins are arranged on the heat dissipation water pipe.
4. The vacuum sintering furnace for processing the neodymium-iron-boron magnet according to claim 1, wherein the supporting column is sleeved with a first buffer spring, and two ends of the first buffer spring are respectively and fixedly connected with the upper supporting plate and the lower supporting plate.
5. The vacuum sintering furnace for processing the neodymium-iron-boron magnet according to claim 1, wherein a rolling ball seat is fixedly connected to the middle of the upper end of the base, a plurality of rolling balls are uniformly connected to the upper end of the rolling ball seat in a rolling manner, and the upper end of each rolling ball is connected with the lower bottom surface of the lower supporting plate in a rolling manner.
6. The vacuum sintering furnace for processing the neodymium iron boron magnet according to claim 1, wherein a limiting plate and a limiting block are fixedly connected to the end of the buffer rod and the end of the chute respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588582.8U CN210141779U (en) | 2019-04-27 | 2019-04-27 | Vacuum sintering furnace for processing neodymium iron boron magnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920588582.8U CN210141779U (en) | 2019-04-27 | 2019-04-27 | Vacuum sintering furnace for processing neodymium iron boron magnet |
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| CN210141779U true CN210141779U (en) | 2020-03-13 |
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| CN201920588582.8U Active CN210141779U (en) | 2019-04-27 | 2019-04-27 | Vacuum sintering furnace for processing neodymium iron boron magnet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081705A (en) * | 2019-04-27 | 2019-08-02 | 赣州市钜磁科技有限公司 | Vacuum sintering furnace is used in a kind of processing of neodymium iron boron magnetic body |
| CN114440647A (en) * | 2022-01-19 | 2022-05-06 | 安徽省瀚海新材料股份有限公司 | Cooling device for neodymium iron boron machining |
-
2019
- 2019-04-27 CN CN201920588582.8U patent/CN210141779U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081705A (en) * | 2019-04-27 | 2019-08-02 | 赣州市钜磁科技有限公司 | Vacuum sintering furnace is used in a kind of processing of neodymium iron boron magnetic body |
| CN114440647A (en) * | 2022-01-19 | 2022-05-06 | 安徽省瀚海新材料股份有限公司 | Cooling device for neodymium iron boron machining |
| CN114440647B (en) * | 2022-01-19 | 2023-09-12 | 安徽省瀚海新材料股份有限公司 | Cooling device for neodymium iron boron processing |
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