CN103913059A - Vertical sintering furnace - Google Patents
Vertical sintering furnace Download PDFInfo
- Publication number
- CN103913059A CN103913059A CN201410131182.6A CN201410131182A CN103913059A CN 103913059 A CN103913059 A CN 103913059A CN 201410131182 A CN201410131182 A CN 201410131182A CN 103913059 A CN103913059 A CN 103913059A
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- sprocket wheel
- sintering furnace
- chain
- slide rail
- sintering
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Abstract
The invention relates to a vertical sintering furnace. The vertical sintering furnace comprises a sintering furnace body and a heating passage, wherein a heat insulating material covers the inner walls of the sintering furnace body, the heating passage is arranged in a hearth arranged along the vertical direction of the sintering furnace body and penetrates through the whole hearth, the upper end of the heating passage is a feeding port while the lower end of the same is a discharging port, loading clamps for loading green magnetic cores are vertically and neatly arranged in the heating passage for sintering, a discharging device is arranged below the sintering furnace body and comprises a carrying plate and a lifting mechanism, slide rails are symmetrically arranged on two sides of a discharging port, a stop plate is connected onto the slide rails in a matched manner, a vertical column is fixed at the bottom of each slide rail, and the carrying plate sleeves the vertical columns. By means of repeatedly utilizing heat from bottom to top, sintering time is effectively shortened, sintering efficiency is effectively improved, energy consumption is saved, and production cost is reduced.
Description
Technical field
The present invention relates to a kind of sintering furnace, relate in particular a kind of vertical sintering furnace for magnetic core sintering.
Background technology
Magnetic core refers to a kind of sintering magnetic metal oxide by various iron oxide compositions of mixtures, and for example, manganese-zinc ferrite and nickel-Zn ferrite are typical magnetic core array materials, are generally used in the coil and transformer of various electronic equipments.Conventionally in the production process of magnetic core, need to put into sintering furnace to the magnetic core of compacting cutting forming and carry out sintering to improve the performance of magnetic core, meet use occasion needs.Conventionally the agglomerating plant adopting in prior art comprises tunnel type sintering kiln, ladle furnace and nitrogen kiln, wherein, tunnel type sintering kiln generally comprises a long linear tunnel, on the track that lay bottom, moving kiln car, combustion apparatus is located at the both sides, middle part of tunnel cave, material in kiln is directly heated, mainly comprise preheating zone, binder removal district, low-temperature space, high-temperature region and radiating area, equipment occupation space is large, heat loss is fast, during particularly for the sintering of manganese-zinc ferrite magnetic core, need to be by air hardening, heat after magnetic core sintering directly comes in workshop, cause workshop condition temperature to raise, affecting workman normally works, and heat does not reuse, cause the waste of resource.
Summary of the invention
The object of the invention is for the deficiencies in the prior art part, a kind of vertically sintering furnace is provided, heat tunnel is vertically through whole burner hearth, the upper and lower block pattern row pattern of carrying fixture that loads magnetic core green compact to be sintered carries out sintering in heat tunnel, reuse from bottom to top by heat, shorten firing time to reach, to improve sintering efficiency high, the object that save energy consumption, reduces production costs.
The scheme that the present invention solve the technical problem is: a kind of vertically sintering furnace, comprise that inwall is coated with sintering furnace and the heat tunnel of heat-barrier material, it is characterized in that: described heat tunnel is arranged in the burner hearth of offering along sintering furnace vertical direction, and this heat tunnel is through whole burner hearth; The upper end of described heat tunnel is charging aperture, and lower end is discharging opening, and the size of heat tunnel is with to load the carrying fixture of magnetic core green compact to be sintered suitable, and the carrying fixture that loads magnetic core green compact to be sintered is neatly thrown into up and down and in heat tunnel, carries out sintering; The below of described sintering furnace is provided with drawing mechanism, drawing mechanism comprises support plate and elevating mechanism, the bilateral symmetry of discharging opening is provided with slide rail, on slide rail, be connected with baffle plate, baffle plate moves forward and backward in slide rail, the each column of fixing in bottom of this slide rail, support plate be placed in discharging opening under and two ends be placed on respectively on column; Described elevating mechanism comprises the sprocket wheel of deceleration device, chain a, chain b and different size, the opposed sprocket wheel a in outside of slide rail, the lower horizontal of this slide rail is fixed a support bar, the two ends of support bar are respectively installed a sprocket wheel b and sprocket wheel c successively, chain a and sprocket wheel a and sprocket wheel b are connected, and one end of chain a is fixed on support plate, the other end is fixed on slide rail through sprocket wheel a and sprocket wheel b; Described deceleration device is provided with shakes the hand, the side of deceleration device is provided with sprocket wheel d, chain b and sprocket wheel c and sprocket wheel d are connected and sprocket wheel d is in transmission connection by chain b and sprocket wheel c, and deceleration device is in transmission connection and is driven support plate to move up and down along column by sprocket wheel chain.
As improvement, described support plate is provided with and the bracing frame that carries grip size and match.
As improvement, described baffle plate is " protruding " font, and on baffle plate, the size and dimension of breach and support frame as described above are suitable, and this baffle plate is provided with projection.
The charging aperture of heat tunnel and discharging opening all stretch out in sintering furnace outside, the magnetic core sintering is after discharging opening lower end is preliminary cooling, drive the bracing frame moving on support plate on support plate just by the breach on baffle plate by elevating mechanism, and the carrying fixture that is mounted with magnetic core that is positioned at discharging opening is just placed on bracing frame, extract baffle plate out, shake is shaken the hand, and support plate moves down together with carrying fixture, and magnetic core is placed on support plate again cooling; The below of sintering furnace is also provided with control device, and the heating-up temperature of this sintering furnace can reach 1500 DEG C, and control device effectively regulates and controls its sintering temperature according to different magnetic cores.
As improvement, the diameter of described sprocket wheel a, sprocket wheel b, sprocket wheel d and sprocket wheel c successively decreases successively.
Sprocket wheel d on deceleration device rotates by chain b band movable sprocket c, and the sprocket wheel b rotation on support bar simultaneously also changes transmission direction through sprocket wheel a under the gearing of chain a, drives support plate to move up and down.
Beneficial effect of the present invention is:
Heat tunnel of the present invention is through whole burner hearth, the upper and lower block pattern row pattern of carrying fixture that loads magnetic core green compact to be sintered is carried out to sintering in heat tunnel, the charging aperture of heat tunnel and discharging opening all stretch out in sintering furnace outside, the magnetic core having sintered is placed on discharging opening place and carries out tentatively cooling, and the heat distributing directly returns to recycling in heat tunnel, the heat distributing from heat tunnel upper port directly heats the magnetic core to be sintered that is positioned at charging aperture upper end, effectively improves heat utilization ratio, shortens firing time, improves sintering efficiency, saves energy consumption.The present invention occupies little space, easy operating, effectively reduce production costs.
Brief description of the drawings
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is one of structural representation of the present invention;
Fig. 2 is two of structural representation of the present invention;
Fig. 3 is front view of the present invention;
Fig. 4 is left view of the present invention;
Fig. 5 is right view of the present invention.
Detailed description of the invention
Embodiment
As shown in Figures 1 to 5, a kind of vertically sintering furnace, comprises that inwall is coated with sintering furnace 1 and the heat tunnel 2 of heat-barrier material, and described heat tunnel 2 is arranged in the burner hearth of offering along sintering furnace 1 vertical direction, and this heat tunnel 2 is through whole burner hearth; The upper end of described heat tunnel 2 is charging aperture, and lower end is discharging opening, and the size of heat tunnel 2 is with to load the carrying fixture of magnetic core green compact to be sintered suitable, and the carrying fixture that loads magnetic core green compact to be sintered is neatly thrown into up and down and in heat tunnel 2, carries out sintering; The below of described sintering furnace 1 is provided with drawing mechanism I, drawing mechanism I comprises support plate 3 and elevating mechanism 4, the bilateral symmetry of discharging opening is provided with slide rail 5, on slide rail 5, be connected with baffle plate 6, baffle plate 6 moves forward and backward in slide rail 5, the each column 7 of fixing in bottom of this slide rail 5, support plate 3 be placed in discharging opening under and two ends be placed on respectively on column 7; Described elevating mechanism 4 comprises the sprocket wheel of deceleration device 41, chain a42, chain b43 and different size, the opposed sprocket wheel a44 in outside of slide rail 5, the lower horizontal of this slide rail 5 is fixed a support bar 8, the two ends of support bar 8 are respectively installed a sprocket wheel b45 and sprocket wheel c46 successively, chain a42 and sprocket wheel a44 and sprocket wheel b45 are connected, and one end of chain a42 is fixed on support plate 3, the other end is fixed on slide rail 5 through sprocket wheel a44 and sprocket wheel b45; Described deceleration device 41 is provided with shakes the hand 411, the side of deceleration device 41 is provided with sprocket wheel d47, chain b43 and sprocket wheel c46 and sprocket wheel d47 are connected and sprocket wheel d47 is in transmission connection by chain b43 and sprocket wheel c46, and deceleration device 41 is in transmission connection and is driven support plate 3 to move up and down along column 7 by sprocket wheel chain.
Described support plate 3 is provided with and the bracing frame 31 that carries grip size and match, described baffle plate 6 is " protruding " font, on baffle plate 6, the size and dimension of breach and support frame as described above 31 are suitable, this baffle plate 6 is provided with projection 61, the charging aperture of heat tunnel 2 and discharging opening all stretch out in sintering furnace 1 outside, the magnetic core having sintered is placed on discharging opening place and carries out tentatively cooling, and the heat distributing directly returns to the interior recycling of heat tunnel 2, then, drive the bracing frame 31 moving on support plate 3 on support plate 3 just to pass through the breach on baffle plate 6 by elevating mechanism 4, and the carrying fixture that is mounted with magnetic core that is positioned at discharging opening is just placed on bracing frame 31, extract baffle plate 6 out, shake the hand 411, support plate 3 moves down together with carrying fixture, magnetic core is placed on support plate 3 again cooling, and can heat the magnetic core to be sintered that is positioned at charging aperture upper end from the hot gas of heat tunnel 2 interior discharges, shorten firing time, improve sintering efficiency, save energy consumption.
The diameter of described sprocket wheel a44, sprocket wheel b45, sprocket wheel d47 and sprocket wheel c46 successively decreases successively, sprocket wheel d47 on deceleration device 41 rotates by chain b43 band movable sprocket c46, sprocket wheel b45 rotation on support bar 8 simultaneously also changes transmission direction through sprocket wheel a44 under the gearing of chain a42, drives support plate 3 to move up and down.
The below of described sintering furnace 1 is also provided with control device, and the heating-up temperature of this sintering furnace can reach 1500 DEG C, and control device effectively regulates and controls its sintering temperature according to different magnetic cores.
Claims (4)
1. a vertical sintering furnace, comprise that inwall is coated with the sintering furnace of heat-barrier material (1) and heat tunnel (2), it is characterized in that: described heat tunnel (2) is arranged in the burner hearth of offering along sintering furnace (1) vertical direction, and this heat tunnel (2) is through whole burner hearth; The upper end of described heat tunnel (2) is charging aperture, lower end is discharging opening, the size of heat tunnel (2) is suitable with the carrying fixture that loads magnetic core green compact to be sintered, and the carrying fixture that loads magnetic core green compact to be sintered is neatly thrown into up and down in heat tunnel (2) and carries out sintering;
The below of described sintering furnace (1) is provided with drawing mechanism I, drawing mechanism I comprises support plate (3) and elevating mechanism (4), the bilateral symmetry of discharging opening is provided with slide rail (5), on slide rail (5), be connected with baffle plate (6), baffle plate (6) moves forward and backward in slide rail (5), the each column (7) of fixing in bottom of this slide rail (5), support plate (3) be placed in discharging opening under and two ends be placed on respectively on column (7); Described elevating mechanism (4) comprises deceleration device (41), chain a(42), chain b(43) and the sprocket wheel of different size, the opposed sprocket wheel a(44 in outside of slide rail (5)), the lower horizontal of this slide rail (5) is fixed a support bar (8), a sprocket wheel b(45 is respectively installed at the two ends of support bar (8) successively) and sprocket wheel c(46), chain a(42) and sprocket wheel a(44) and sprocket wheel b(45) be connected, and chain a(42) to be fixed on support plate (3) upper in one end, the other end is through sprocket wheel a(44) and sprocket wheel b(45) be fixed on slide rail (5); Described deceleration device (41) is provided with shake the hand (411), the side of deceleration device (41) is provided with sprocket wheel d(47), chain b(43) and sprocket wheel c(46) and sprocket wheel d(47) be connected and sprocket wheel d(47) by chain b(43) and sprocket wheel c(46) be in transmission connection, deceleration device (41) is in transmission connection and is driven support plate (3) to move up and down along column (7) by sprocket wheel chain.
2. the vertical sintering furnace of one according to claim 1, is characterized in that: described support plate (3) is provided with and the bracing frame (31) that carries grip size and match.
3. the vertical sintering furnace of one according to claim 1, is characterized in that: described baffle plate (6) is " protruding " font, and size and dimension and the support frame as described above (31) of the upper breach of baffle plate (6) are suitable, and this baffle plate (6) is provided with projection (61).
4. the vertical sintering furnace of one according to claim 1, is characterized in that: described sprocket wheel a(44), sprocket wheel b(45), sprocket wheel d(47) and sprocket wheel c(46) diameter successively decrease successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131182.6A CN103913059B (en) | 2014-04-02 | 2014-04-02 | A kind of vertically sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410131182.6A CN103913059B (en) | 2014-04-02 | 2014-04-02 | A kind of vertically sintering furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103913059A true CN103913059A (en) | 2014-07-09 |
| CN103913059B CN103913059B (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410131182.6A Expired - Fee Related CN103913059B (en) | 2014-04-02 | 2014-04-02 | A kind of vertically sintering furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN103913059B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098352A (en) * | 2016-08-17 | 2016-11-09 | 常熟市众盈电子有限公司 | A kind of iron core for soft magnet produces equipment |
| CN106403601A (en) * | 2016-08-31 | 2017-02-15 | 安徽宁火新材料有限公司 | Article thermal environment detection device |
| EP3276644A4 (en) * | 2015-03-23 | 2018-08-15 | Kabushiki Kaisha Toshiba | Permanent magnet, motor, and generator |
| CN112066730A (en) * | 2020-09-16 | 2020-12-11 | 无锡斯贝尔磁性材料有限公司 | Sintering device and sintering method for MnZn ferrite high-magnetic-conductivity ring blank |
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| JPH1073377A (en) * | 1996-08-30 | 1998-03-17 | Ishikawajima Harima Heavy Ind Co Ltd | Heater for bar-shaped work |
| JPH11125491A (en) * | 1997-10-21 | 1999-05-11 | Ulvac Corp | Continuous heat treatment furnace |
| JP2010108811A (en) * | 2008-10-31 | 2010-05-13 | Ulvac Japan Ltd | Heater unit and heat treatment device |
| CN201476537U (en) * | 2009-06-17 | 2010-05-19 | 长沙矿冶研究院 | Artificial intelligent controllable atmosphere bell-type resistance furnace for sintering soft magnetic ferrite |
| CN102589282A (en) * | 2012-03-05 | 2012-07-18 | 南京深宁磁电有限公司 | Device for sintering magnetic material |
| CN102889779A (en) * | 2012-09-27 | 2013-01-23 | 北京七星华创电子股份有限公司 | Vertical furnace |
| CN103542715A (en) * | 2013-09-27 | 2014-01-29 | 合肥高歌热处理应用技术有限公司 | Composite sintering furnace for target material |
| CN203810891U (en) * | 2014-04-02 | 2014-09-03 | 湖州科富电子科技有限公司 | Vertical sintering furnace |
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2014
- 2014-04-02 CN CN201410131182.6A patent/CN103913059B/en not_active Expired - Fee Related
Patent Citations (8)
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| JPH1073377A (en) * | 1996-08-30 | 1998-03-17 | Ishikawajima Harima Heavy Ind Co Ltd | Heater for bar-shaped work |
| JPH11125491A (en) * | 1997-10-21 | 1999-05-11 | Ulvac Corp | Continuous heat treatment furnace |
| JP2010108811A (en) * | 2008-10-31 | 2010-05-13 | Ulvac Japan Ltd | Heater unit and heat treatment device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3276644A4 (en) * | 2015-03-23 | 2018-08-15 | Kabushiki Kaisha Toshiba | Permanent magnet, motor, and generator |
| US10892091B2 (en) | 2015-03-23 | 2021-01-12 | Kabushiki Kaisha Toshiba | Permanent magnet, motor, and generator |
| CN106098352A (en) * | 2016-08-17 | 2016-11-09 | 常熟市众盈电子有限公司 | A kind of iron core for soft magnet produces equipment |
| CN106403601A (en) * | 2016-08-31 | 2017-02-15 | 安徽宁火新材料有限公司 | Article thermal environment detection device |
| CN106403601B (en) * | 2016-08-31 | 2018-06-26 | 安徽宁火新材料有限公司 | A kind of object thermal environment detection device |
| CN112066730A (en) * | 2020-09-16 | 2020-12-11 | 无锡斯贝尔磁性材料有限公司 | Sintering device and sintering method for MnZn ferrite high-magnetic-conductivity ring blank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103913059B (en) | 2015-09-16 |
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| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shen Ye Inventor before: Zhou Jijun |
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Free format text: CORRECT: INVENTOR; FROM: ZHOU JIJUN TO: SHEN YE |
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| CF01 | Termination of patent right due to non-payment of annual fee |