CN109870021A - A kind of vertical magnet steel sintering furnace with internal elevating function - Google Patents
A kind of vertical magnet steel sintering furnace with internal elevating function Download PDFInfo
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- CN109870021A CN109870021A CN201910021627.8A CN201910021627A CN109870021A CN 109870021 A CN109870021 A CN 109870021A CN 201910021627 A CN201910021627 A CN 201910021627A CN 109870021 A CN109870021 A CN 109870021A
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- sintering furnace
- furnace body
- magnet steel
- lead screw
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Abstract
The invention discloses a kind of vertical magnet steel sintering furnace with internal elevating function, its key points of the technical solution are that: a kind of vertical magnet steel sintering furnace with internal elevating function, including being sintered furnace body, the sintering furnace body upper part is provided with the heating part for heating magnet steel, the heating part is cylindrical, the sintering furnace body is provided with the placement platform placed for magnet steel, placement platform is located at the underface of heating part, the sintering furnace body is provided with the interior elevating mechanism of driving placement platform lifting, interior elevating mechanism includes the elevator for being fixed on the placement platform and moving up and down relative to sintering furnace body, it is rotationally connected with the lead screw of the sintering furnace body, the feed screw nut for being fixedly connected on the elevator and being connect with the threads of lead screw, it is set to the sintering furnace body lower end surface and drives the driving of the rotation of lead screw rotation Motor, the lead screw are in be vertically arranged.The present invention reaches convenient for magnet steel to be delivered to the heating part of sintering furnace body, and improves security performance.
Description
Technical field
The present invention relates to a kind of magnet steel sintering furnace more particularly to a kind of vertical magnet steel sintering with internal elevating function
Furnace.
Background technique
Rare earth permanent-magnetic material mainly includes rare-earths-cobalt system (i.e. RE-Co permanent magnetism) and Nd Fe B alloys (i.e. Nd-Fe-B
It is permanent magnetism).The sintering of sintered NdFeB refers to further increase the performance of magnet and usability, improves the contact between powder
Property, improve intensity, make magnet microstructure characteristic with high performance, need for green compact to be heated to powdered base phase fusing point with
Under temperature and the technique that keeps the temperature a period of time.Intergranular combination is entirely mechanical bond after powder compact, in conjunction with it is strong
It spends extremely low.If briquetting pressure is very big, the particle some generations elasticity or plastic deformation to have contacted with each other, this
When sample be relatively easy to split, and its microscopic structure is not enough to generate high magnetic property.And being sintered is exactly powder consistency by giving birth to
Base becomes the process of blank, needs to use magnet steel sintering furnace in this process.
Existing magnet steel sintering furnace includes horizontal magnet steel sintering furnace and vertical magnet steel sintering furnace.Existing vertical magnet steel sintering
Furnace includes apparatus for placing, the heating furnace body for heating to magnet steel placed for magnet steel, is reached by the lifting of heating furnace body and is taken
Magnet steel is put, but heating furnace body volume itself is larger, and quality weight, the driving heating furnace body lifting consumption energy is more, and is easy
Generate security risk.
Therefore, we are it is necessary to improve such a structure, to overcome drawbacks described above.
Summary of the invention
The object of the present invention is to provide a kind of vertical magnet steel sintering furnace with internal elevating function reaches convenient for by magnet steel
It is delivered to the heating part of sintering furnace body, and improves security performance.
Above-mentioned technical purpose of the invention is that used following technical scheme is realized: a kind of vertical with internal elevating function
Formula magnet steel sintering furnace, including sintering furnace body, the sintering furnace body upper part is provided with the heating part for heating magnet steel, described
Heating part is cylindrical, and the sintering furnace body is provided with the placement platform placed for magnet steel, and placement platform is located at heating part
Underface, the sintering furnace body are provided with the interior elevating mechanism of driving placement platform lifting, and interior elevating mechanism includes being fixed on
The placement platform and the elevator moved up and down relative to sintering furnace body, the silk for being rotationally connected with the sintering furnace body
Thick stick, the feed screw nut for being fixedly connected on the elevator and connecting with the threads of lead screw are set under the sintering furnace body
The driving motor of end face and the rotation for driving lead screw to rotate, the lead screw are in be vertically arranged.
The further setting of the present invention are as follows: the lead screw is set as three, and three lead screws are in be vertically arranged, and three
A lead screw is arranged in triangular shape, and the placement platform is located at the outside of three lead screws, described in the driving motor and three
Screw synchronous V belt translation, and three screw synchronous rotate in same direction, both ends of the surface are provided with consolidating for three lead screw position variations of limitation
Determine block, the lead screw is rotationally connected with the fixed block, and two fixed blocks are provided directly with that fix two fixed blocks opposite
The fixation kit of position.
The further setting of the present invention are as follows: the fixation kit includes three fixed links for being fixed on fixed block, described solid
The both ends of fixed pole are individually fixed in two fixed blocks, and three fixed links are respectively close in corresponding lead screw.
The further setting of the present invention are as follows: inert gas, the sintering furnace body side are filled in the sintering furnace body
Wall is connected with cooling cycle pipe, and cooling cycle pipe both ends are connected to the sintering furnace chamber body, the cooling cycle
Pipe is provided with cooling device, and the cooling device includes the cooling box for being fixed on the cooling cycle pipe, is set to the cooling
Cooling coil in box and for cooling down gas in the cooling cycle pipe, the cooling cycle pipe are provided with the driving cooling
The exhaust fan that gas circulates in circulation pipe.
The further setting of the present invention are as follows: it is described sintering furnace body be provided with for material enter sintering furnace chamber body into
Material mouth, the feed inlet is hinged with the door for being used to open or closing the feed inlet, between the sintering furnace body and the door
It is provided with the lid seaming element for keeping the door closure together in the feed inlet.
The further setting of the present invention are as follows: the lid seaming element includes being articulated with the sintering furnace body side wall and can abutting
In the door surface abutting block, be articulated with it is described sintering furnace body side wall and drive it is described abutting block rotate driving cylinder,
The driving cylinder output shaft is articulated with the abutting block.
The further setting of the present invention are as follows: restricted lifting is arranged in the fixed block close to the sintering furnace body upper surface
Block moves up the limited block of position, and the limited block is threadedly connected to the fixed block, and the elevator upper surface is connected to
When limited block, limitation elevator is moved up.
In conclusion the invention has the following advantages:
1) when need that magnet steel is driven to be moved to heating part be sintered when, magnet steel is first placed in placement platform, is then driven
Dynamic motor driven lead screw rotation, drives elevator to move up by lead screw, drives placement platform towards heating part to reach
It is mobile, and so that magnet steel is entered heating part inner cavity and be sintered；
2) placement platform rotation can be effectively prevented by three lead screws, while passes through three screw synchronous rotations, it is ensured that
Placing roller, he can uniformly move up and down, and the relative position of three lead screws can be effectively kept by fixed block；
3) when needing cooling to sintering furnace body, the gas for being sintered high temperature in furnace body is driven to flow to by exhaust fan cold
But in circulation pipe, then by cooling coil cooling gas, and flow back to gas after cooling again in sintering furnace body, thus
Reach rapid cooling sintering furnace body；
4) when door is close to feed inlet, pass through driving cylinder and export elongate axis, driving cylinder output shaft, which drives, abuts block
It is rotated towards door, abuts block and be connected to door, and a holding is made to be covered on feed inlet.
5) when driving motor driving lead screw rotation, lead screw drives elevator and placement platform to move up, and works as sintering furnace
When intrinsic sensor breaks down and driving motor is caused not stop in time, limit is connected to by elevator upper surface
Block reaches limitation elevator and continues to move up, so that effective protection heating part, avoids heating part from generating damaged.
Detailed description of the invention
Fig. 1 is the cross-sectional view of embodiment one；
Fig. 2 is the structural schematic diagram of the interior elevating mechanism of embodiment one；
Fig. 3 is the perspective view of embodiment one；
Fig. 4 is the structural schematic diagram of the interior elevating mechanism of embodiment two.
Corresponding component title represented by number in figure: 1, it is sintered furnace body；2, heating part；3, placement platform；4, it goes up and down
Block；5, feed screw nut；6, lead screw；7, driving motor；8, fixed block；9, fixed link；10, cooling cycle pipe；11, cooling box；12,
Cooling coil；13, exhaust fan；14, feed inlet；15, door；16, block is abutted；17, cylinder is driven；18, limited block.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
Embodiment one: as shown in Figure 1 to Figure 3, a kind of vertical magnet steel burning with internal elevating function proposed by the present invention
Freezing of a furnace, including sintering furnace body 1, sintering 1 upper surface of furnace body are equipped with the heating part 2 for heating magnet steel, and heating part 2 is in circle
Tubular setting, be sintered furnace body 1 in be equipped with for magnet steel place placement platform 3, placement platform 3 be located at heating part 2 just under
Side, and placement platform 3 can be moved up and down relative to sintering furnace body 1, and sintering furnace body 1 is equipped with 3 liters of placement platform of driving
The interior elevating mechanism of drop, interior elevating mechanism includes the elevator 4 for being fixed on placement platform 3, and elevator 4 is fixedly connected with lead screw spiral shell
Mother 5, feed screw nut 5 are threaded with lead screw 6, and lead screw 6 is in be vertically arranged, and lead screw 6 is rotationally connected with sintering furnace body 1, silk
Thick stick 6 extends sintering 1 lower end surface one end of furnace body and is connected with driving motor 7, driving motor 7 and 6 toothed belt transmission of lead screw.In this way
When need that magnet steel is driven to be moved to heating part 2 be sintered when, magnet steel is first placed in placement platform 3, then driving motor 7 drive
Dynamic lead screw 6 rotates, and drives elevator 4 to move up by lead screw 6, drives placement platform 3 to move towards heating part 2 to reach
It is dynamic, and so that magnet steel is entered 2 inner cavity of heating part and be sintered.
It being rotated to place elevator 4 and placement platform 3, lead screw 6 is set as three, and three lead screws 6 are triangularly arranged,
Placement platform 3 is located at three lead screws 6 and is formed by the outside of triangle, the band connection synchronous with three lead screws 6 of driving motor 7, and makes
Three lead screws 6 are synchronized and are rotate in same direction, and the upper and lower end faces of lead screw 6, which rotate, fixed block 8, and rotating block is fixed on sintering furnace body
1.The rotation of placement platform 3 can be effectively prevented by three lead screws 6 in this way, while being rotated synchronously by three lead screws 6, it is ensured that put
Setting roller, he can uniformly move up and down, and the relative position of three lead screws 6 can be effectively kept by fixed block 8.
Two fixed blocks 8 are provided directly with fixation kit, and fixation kit includes three fixed links 9 for being fixed on fixed block 8,
The both ends of fixed link 9 are individually fixed in corresponding fixed block 8, and three fixed links 9 are triangularly arranged, and respectively close in right
The lead screw 6 answered.Facilitate the position for fixing two fixed blocks 8 by three fixed links 9, and real by fixed link 9 and fixed block 8
Elevating mechanism in existing easy disassembly.
In order to improve to magnet steel cooling efficiency, sintering furnace body 1 is interior to be filled with inert gas, sintering 1 side wall of furnace body company
It is connected to cooling cycle pipe 10,10 both ends of cooling cycle pipe are connected to sintering 1 inner cavity of furnace body, and cooling cycle pipe 10 is arranged useful
In the cooling device of cooling inert gas.Cooling device includes the cooling box 11 for being fixed on cooling cycle pipe 10, in cooling box 11
Cooling coil 12 is installed, circulation has coolant liquid in cooling coil 12, and ice lolly goes cooling cycle pipe 10 to be also equipped with for promoting
The exhaust fan 13 that gas circulates in cooling cycle pipe 10, exhaust fan 13 are located at the side that gas is discharged in cooling box 11.When needs pair
When being sintered the cooling of furnace body 1, the gas of high temperature in sintering furnace body 1 is driven to flow in cooling cycle pipe 10 by exhaust fan 13,
Then by 12 cooling gas of cooling coil, and flow back to gas after cooling again in sintering furnace body 1, to reach quick
Cooling sintering furnace body 1.
Be sintered 1 side wall of furnace body be arranged by feed inlet 14, feed inlet 14 hingedly by opening or closing the door 15 of feed inlet 14,
It is sintered setting between furnace body 1 and door 15 and covers the lid seaming element for closing feed inlet 14 by holding door 15.Lid seaming element includes being articulated with
The abutting block 16 of vertical magnetic magnet steel sintering furnace main body wall, abutting block 16 and rotating axial is in be vertically arranged, and abutting block 16 can support
It is connected to door 15 and the lid of door 15 is kept to close feed inlet 14, sintering furnace body 1 is side walls hinged to be abutted the driving gas that block 16 rotates by driving
Cylinder 17, driving cylinder 17 is in horizontally disposed.When door 15 is close to feed inlet 14, passes through driving cylinder 17 and export elongate axis, drive
17 output shaft of cylinder of taking offence, which drives, abuts block 16 towards the rotation of door 15, and abutting block 16 is connected to door 15, and is covered on the holding of door 15
Feed inlet 14.
Embodiment two, with embodiment one the difference is that: it is close with burning as shown in figure 4, on the basis of example 1
The fixed block 8 of 1 upper surface side of freezing of a furnace ontology installs the limited block 18 that restricted elevator 4 moves up position, limited block 18
It is threadedly connected to 8 lower end surface of fixed block, and fixed block 8 is threadedly connected to by limited block 18, realizes and adjusts 18 phase of limited block
For the position of fixed block 8.When driving motor 7 drives lead screw 6 to rotate, lead screw 6 drives elevator 4 and placement platform 3 upward
It is mobile, when the sensor being sintered in furnace body 1 breaks down and driving motor 7 is caused not stop in time, pass through elevator 4
Upper surface is connected to limited block 18, reaches limitation elevator 4 and continues to move up, so that effective protection heating part 2, avoids heating
Portion 2 generates breakage.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (7)
1. a kind of vertical magnet steel sintering furnace with internal elevating function, including sintering furnace body (1), it is characterised in that: described
Sintering furnace body (1) top is provided with the heating part (2) for heating magnet steel, and the heating part (2) is cylindrical, the sintering
Furnace body (1) is provided with the placement platform (3) placed for magnet steel, and placement platform (3) is located at the underface of heating part (2), described
Sintering furnace body (1) is provided with the interior elevating mechanism of driving placement platform (3) lifting, and interior elevating mechanism includes being fixed on described put
Horizontalization platform (3) and relative to sintering furnace body (1) move up and down elevator (4), be rotationally connected with the sintering furnace body (1)
Lead screw (6), be fixedly connected on the elevator (4) and be threadedly coupled with the lead screw (6) feed screw nut (5), be set to
The driving motor (7) of sintering furnace body (1) lower end surface and the rotation for driving lead screw (6) to rotate, the lead screw (6) is in vertical
Setting.
2. a kind of vertical magnet steel sintering furnace with internal elevating function according to claim 1, it is characterised in that: described
Lead screw (6) is set as three, and three lead screws (6) are in be vertically arranged, and three lead screws (6) arrange in triangular shape, described
Placement platform (3) is located at the outside of three lead screws (6), and the driving motor (7) passes with three lead screw (6) synchronous belts
It is dynamic, and three lead screws (6) synchronize and rotate in same direction, both ends of the surface are provided with the fixed block of three lead screw (6) change in location of limitation
(8), the lead screw (6) is rotationally connected with the fixed block (8), and two fixed blocks (8), which are provided directly with, fixes two admittedly
Determine the fixation kit of block (8) relative position.
3. a kind of vertical magnet steel sintering furnace with internal elevating function according to claim 2, it is characterised in that: described
Fixation kit includes three fixed links (9) for being fixed on fixed block (8), and the both ends of the fixed link (9) are individually fixed in two
Fixed block (8), three fixed links (9) are respectively close in corresponding lead screw (6).
4. a kind of vertical magnet steel sintering furnace with internal elevating function according to claim 2, it is characterised in that: described
It is sintered in furnace body (1) and is filled with inert gas, sintering furnace body (1) side wall is connected with cooling cycle pipe (10), described
Cooling cycle pipe (10) both ends are connected to sintering furnace body (1) inner cavity, and the cooling cycle pipe (10) is provided with cooling
Device, the cooling device include the cooling box (11) for being fixed on the cooling cycle pipe (10), are set to the cooling box
(11) cooling coil (12) in and for cooling down the interior gas of the cooling cycle pipe (10), cooling cycle pipe (10) setting
There is the exhaust fan (13) for driving the interior gas circulation of the cooling cycle pipe (10).
5. a kind of vertical magnet steel sintering furnace with internal elevating function according to claim 4, it is characterised in that: described
Sintering furnace body (1) is provided with the feed inlet (14) for entering sintering furnace body (1) inner cavity for material, and the feed inlet (14) is hinged
There is the door (15) for opening or closing the feed inlet (14), is arranged between the sintering furnace body (1) and the door (15)
There is the lid seaming element for keeping the door (15) to be covered on the feed inlet (14).
6. a kind of vertical magnet steel sintering furnace with internal elevating function according to claim 4, it is characterised in that: described
Lid seaming element include be articulated with it is described sintering furnace body (1) side wall and can be connected to the door (15) surface abutting block (16),
The driving cylinder (17) for being articulated with sintering furnace body (1) side wall and abutting block (16) being driven to rotate, the driving gas
Cylinder (17) output shaft is articulated with the abutting block (16).
7. being burnt according to claim 1 to a kind of vertical magnet steel with internal elevating function described in 6 any one claims
Freezing of a furnace, it is characterised in that: the fixed block (8) close to described sintering furnace body (1) upper surface be arranged restricted elevator (4) to
The limited block (18) of upper shift position, the limited block (18) are threadedly connected to the fixed block (8), on the elevator (4)
When end face is connected to limited block (18), limitation elevator (4) is moved up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910021627.8A CN109870021A (en) | 2019-01-10 | 2019-01-10 | A kind of vertical magnet steel sintering furnace with internal elevating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910021627.8A CN109870021A (en) | 2019-01-10 | 2019-01-10 | A kind of vertical magnet steel sintering furnace with internal elevating function |
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| Publication Number | Publication Date |
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| CN109870021A true CN109870021A (en) | 2019-06-11 |
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ID=66917574
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910021627.8A Pending CN109870021A (en) | 2019-01-10 | 2019-01-10 | A kind of vertical magnet steel sintering furnace with internal elevating function |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277579A (en) * | 1991-03-15 | 1994-01-11 | Tokyo Electron Sagami Limited | Wafers transferring method in vertical type heat treatment apparatus and the vertical type heat treatment apparatus provided with a wafers transferring system |
| CN101726190A (en) * | 2010-02-23 | 2010-06-09 | 苏州汇科机电设备有限公司 | Circulating cooling device of electronic component firing furnace |
| EP2610356A2 (en) * | 2011-12-29 | 2013-07-03 | Ipsen, Inc. | Work load lifting system for a vertical vacuum furnace |
| CN203772001U (en) * | 2013-10-17 | 2014-08-13 | 济南君道新材料科技有限公司 | Degreasing furnace provided with lifting type material platform |
| CN208205818U (en) * | 2018-03-01 | 2018-12-07 | 宜昌铭钻珠宝设计有限公司 | Automatic fusible pattern furnace for processing of ornament |
-
2019
- 2019-01-10 CN CN201910021627.8A patent/CN109870021A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277579A (en) * | 1991-03-15 | 1994-01-11 | Tokyo Electron Sagami Limited | Wafers transferring method in vertical type heat treatment apparatus and the vertical type heat treatment apparatus provided with a wafers transferring system |
| CN101726190A (en) * | 2010-02-23 | 2010-06-09 | 苏州汇科机电设备有限公司 | Circulating cooling device of electronic component firing furnace |
| EP2610356A2 (en) * | 2011-12-29 | 2013-07-03 | Ipsen, Inc. | Work load lifting system for a vertical vacuum furnace |
| CN203772001U (en) * | 2013-10-17 | 2014-08-13 | 济南君道新材料科技有限公司 | Degreasing furnace provided with lifting type material platform |
| CN208205818U (en) * | 2018-03-01 | 2018-12-07 | 宜昌铭钻珠宝设计有限公司 | Automatic fusible pattern furnace for processing of ornament |
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Application publication date: 20190611 |