CN102847468B - Mixer for producing foamed aluminium by air blowing - Google Patents
Mixer for producing foamed aluminium by air blowing Download PDFInfo
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- CN102847468B CN102847468B CN201210381845.0A CN201210381845A CN102847468B CN 102847468 B CN102847468 B CN 102847468B CN 201210381845 A CN201210381845 A CN 201210381845A CN 102847468 B CN102847468 B CN 102847468B
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- bell jar
- crucible
- holes
- shaft
- hollow
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 31
- 239000004411 aluminium Substances 0.000 title claims abstract description 28
- 238000007664 blowing Methods 0.000 title abstract 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000003756 stirring Methods 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 7
- 239000006260 foam Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000013265 porous functional material Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Abstract
The invention discloses a mixer for producing foamed aluminium by air blowing, which belongs to the technical field of a foamed aluminium preparation mixing device, and is capable of efficiently producing small-aperture foamed aluminium by air blowing. The mixer comprises a transmission system, a crucible system, a mixing shaft system and a bell jar system, and is characterized in that a mixing shaft of the conventional mixer is additionally provided with the bell jar system with reverse rotation and the transmission system with reverse differential-speed rotation; the bottom of a crucible is additionally provided with a thrust bearing for keeping the stable rotation of the mixing shaft; the wall of the crucible is additionally provided with a blade; and a mixing blade, the crucible blade and a bell jar are additionally provided with holes for breaking large foams. The mixer disclosed by the invention has the advantage of overcoming the defects in the prior art that the mixing is unstable, large foams are easy to appear and the sizes of the foams are not uniform; and the mixer establishes a foundation for producing the small-aperture foamed aluminium by the air blowing.
Description
Technical field
The invention belongs to the agitating device technical field of preparing foamed aluminium, a kind of agitator with air blast High-efficient Production aperture foamed aluminium is specifically provided.
Background technology
Foamed aluminium is a kind of light porous functional material of a large amount of holes that distributing in aluminum substrate, integrate multiple premium properties, as specific area is large, specific stiffness is high, and impact energy absorb rate is high, porosity is high, fire-proof and explosion-proof performance is good, and damping characteristics is good, sound insulation sound absorption, electromagnetic shielding, good thermal diffusivity etc.Foamed aluminium is in field extensive application such as automobile, aerospace, machine-building, biomedicines.Its major function has the storage of isolated by filtration, heat exchanger and cooler, catalyst carrier, liquid and migration, fluid flow control, silencer, battery electrode, flame arrester, electrochemical application, acoustic control etc.
The foamed aluminium production technology method that gas is blown into aluminum melt is simple, and cost is lower, and crucible agitator is almost corrosion-free, is main stream approach prepared by foamed aluminium.But the conventional agitator that this method adopts is difficult to air pocket fully to smash, and causes foamed aluminium bubble larger, foams inhomogeneous, and bubble aperture is difficult to miniaturization etc.
Summary of the invention
The problem that the present invention exists in order to overcome conventional agitator, the agitator that provides a kind of air blast to produce foamed aluminium, can realize homogenising and the miniaturization of foamed aluminium foaming.
The present invention is achieved by following proposal: a kind of air blast is produced the agitator of foamed aluminium, comprises transmission system, crucible system, shaft system and bell jar system; Described transmission system comprises motor (11), motor gear (12), shaft gear (13), bell jar shaft gear (14), travelling gear (15); Described crucible system comprises charging aperture (21), discharging opening (22), crucible (23), crucible blade with holes (24), thrust bearing (25); Described shaft system comprises hollow shaft (31), disk (32), stirring vane with holes (33), gas hole (34); Described bell jar system comprises hollow bell jar axle (41), ball bearing (42), porous bell jar (43), bell jar hole (44); It is characterized in that: crucible (23) top is provided with charging aperture (21), top and is provided with that discharging opening (22), crucible (23) inwall are provided with crucible blade with holes (24), bottom is provided with thrust bearing (25); Crucible (23) inside is provided with hollow bell jar axle (41) and is positioned at the porous bell jar (43) of hollow bell jar axle (41) lower end; Porous bell jar (43) is provided with bell jar hole (44); Hollow bell jar axle (41) and porous bell jar (43) inside are provided with hollow shaft (31); Between hollow bell jar axle (41) and hollow shaft (31), be provided with ball bearing (42); Hollow shaft (31) middle part is provided with stirring vane with holes (33), and bottom is provided with disk (32) and gas hole (34), and gas hole (34) is in the below of disk (32); Disk (32) is provided with stirring vane with holes (33); Bell jar shaft gear (14) is positioned at hollow bell jar axle (41) upper end, shaft gear (13) is positioned at hollow shaft (31) upper end, and shaft gear (13) is in the top of bell jar shaft gear (14); Bell jar shaft gear (14) and coplanar engagement of shaft gear (13), bell jar shaft gear (14) and travelling gear (15) engage with motor gear (12) respectively, and motor gear (12) is provided with motor (11).Transmission system is made up of 4 gears, and motor gear, perpendicular to shaft gear, travelling gear and bell jar shaft gear, can make hollow shaft and hollow bell jar axle that reverse friction speed occurs and rotate.Crucible blade and stirring vane are all porose, vane hole be shaped as circle, ellipse, rectangle, rhombus, vane hole minor axis is not less than 3mm, on blade, arrange that 1 to multiple holes, crucible blade with holes becomes 30-60 degree angle with crucible bottom surface with stirring vane with holes, crucible bottom center is provided with thrust bearing to keep the stability of shaft high speed rotating.Stirring vane with holes becomes 40-50 degree angle with the tangent line at disk circumference intersection point place with stirring vane with holes.Hollow bell jar axle and bell jar are enclosed within the ball bearing being kept at a certain distance away by two covers on hollow shaft and support, bell jar hole site is higher than disk, bell jar hole be shaped as circle, ellipse, rectangle, rhombus, bell jar hole minor axis is not less than 3mm, on bell jar, be arranged symmetrically with 2 to any number of holes, the distance of bell jar and crucible bottom surface is not less than 5mm, and the beeline of bell jar and stirring vane with holes is not less than 5mm.
The present invention by installing the bell jar system of backwards rotation additional and realizing the transmission system that reverse friction speed rotates in conventional agitator, added the thrust bearing that keeps shaft slow-roll stabilization in crucible bottom, on sidewall of crucible, add blade, and on stirring vane, crucible blade and bell jar, added hole to realize the abundant pulverizing to air pocket.Method of the present invention has not only overcome the stirring instability problem that prior art exists, and overcome that conventional method easily produces air pocket and Air Bubble Size is inhomogeneous and aluminum melt is climbed the too high shortcoming of wall along crucible in high-speed stirred process, have a wide range of applications in aperture foamed aluminium preparation field.
Brief description of the drawings
Fig. 1 and Fig. 2 are structural representations of the present invention; Fig. 2 be in Fig. 1 A-A to section plan structure schematic diagram.In figure, mark: 11 motors, 12 motor gears, 13 shaft gears, 14 bell jar shaft gears, 15 travelling gears, 21 charging apertures, 22 discharging openings, 23 crucibles, 24 crucible blades with holes, 25 thrust bearings, 31 hollow shafts, 32 disks, 33 stirring vanes with holes, 34 gas holes and 41 hollow bell jar axles, 42 ball bearings, 43 porous bell jars, 44 bell jar holes.In Fig. 2, the dotted line place crossing with hollow shaft represents the place, position of gas hole, has 4 gas holes.
Detailed description of the invention
Detailed description of the invention one: illustrate present embodiment according to Figure of description.Air blast is produced an agitator for foamed aluminium, comprises transmission system, crucible system, shaft system and bell jar system; Described transmission system comprises motor (11), motor gear (12), shaft gear (13), bell jar shaft gear (14), travelling gear (15); Described crucible system comprises charging aperture (21), discharging opening (22), crucible (23), crucible blade with holes (24), thrust bearing (25); Described shaft system comprises hollow shaft (31), disk (32), stirring vane with holes (33), gas hole (34); Described bell jar system comprises hollow bell jar axle (41), ball bearing (42), porous bell jar (43), bell jar hole (44); It is characterized in that: crucible (23) top is provided with charging aperture (21), top and is provided with that discharging opening (22), crucible (23) inwall are provided with crucible blade with holes (24), bottom is provided with thrust bearing (25); Crucible (23) inside is provided with hollow bell jar axle (41) and is positioned at the porous bell jar (43) of hollow bell jar axle (41) lower end; Porous bell jar (43) is provided with bell jar hole (44); Hollow bell jar axle (41) and porous bell jar (43) inside are provided with hollow shaft (31); Between hollow bell jar axle (41) and hollow shaft (31), be provided with ball bearing (42); Hollow shaft (31) middle part is provided with stirring vane with holes (33), and bottom is provided with disk (32) and gas hole (34), and gas hole (34) is in the below of disk (32); Disk (32) is provided with stirring vane with holes (33); Bell jar shaft gear (14) is positioned at hollow bell jar axle (41) upper end, shaft gear (13) is positioned at hollow shaft (31) upper end, and shaft gear (13) is in the top of bell jar shaft gear (14); Bell jar shaft gear (14) and coplanar engagement of shaft gear (13), bell jar shaft gear (14) and travelling gear (15) engage with motor gear (12) respectively, and motor gear (12) is provided with motor (11).
Detailed description of the invention two: this detailed description of the invention is the further illustrating of agitator of a kind of air blast described in detailed description of the invention one being produced to foamed aluminium, transmission system is made up of 4 gears, motor gear, perpendicular to shaft gear, travelling gear and bell jar shaft gear, can make hollow shaft and hollow bell jar axle that reverse friction speed occurs and rotate.
Detailed description of the invention three: this detailed description of the invention is the further illustrating of agitator of a kind of air blast described in detailed description of the invention one being produced to foamed aluminium, crucible blade and stirring vane are all porose, vane hole be shaped as circle, ellipse, rectangle, rhombus, vane hole minor axis is not less than 3mm, on blade, arrange that 1 to multiple holes, crucible blade with holes becomes 30-60 degree angle with crucible bottom surface with stirring vane with holes, crucible bottom center is provided with thrust bearing.
Detailed description of the invention four: this detailed description of the invention is the further illustrating of agitator of a kind of air blast described in detailed description of the invention one being produced to foamed aluminium, and stirring vane with holes becomes 40-50 degree angle with the tangent line at disk circumference intersection point place with stirring vane with holes.
Detailed description of the invention five: this detailed description of the invention is the further illustrating of agitator of a kind of air blast described in detailed description of the invention one being produced to foamed aluminium, hollow bell jar axle and bell jar are enclosed within the ball bearing being kept at a certain distance away by two covers on hollow shaft and support, bell jar hole site is higher than disk, bell jar hole be shaped as circle, ellipse, rectangle, rhombus, bell jar hole minor axis is not less than 3mm, on bell jar, be arranged symmetrically with 2 to any number of holes, the distance of bell jar and crucible bottom surface is not less than 5mm, and the beeline of bell jar and stirring vane with holes is not less than 5mm.
Agitator of the present invention can fully be pulverized air pocket, reduces generation and the escape of air pocket, is especially applicable to the foamed aluminium of preparation aperture 1mm left and right.
Claims (5)
1. air blast is produced an agitator for foamed aluminium, comprises transmission system, crucible system, shaft system and bell jar system; Described transmission system comprises motor (11), motor gear (12), shaft gear (13), bell jar shaft gear (14), travelling gear (15); Described crucible system comprises charging aperture (21), discharging opening (22), crucible (23), crucible blade with holes (24), thrust bearing (25); Described shaft system comprises hollow shaft (31), disk (32), stirring vane with holes (33), gas hole (34); Described bell jar system comprises hollow bell jar axle (41), ball bearing (42), porous bell jar (43), bell jar hole (44); It is characterized in that: crucible (23) top is provided with charging aperture (21), top and is provided with that discharging opening (22), crucible (23) inwall are provided with crucible blade with holes (24), bottom is provided with thrust bearing (25); Crucible (23) inside is provided with hollow bell jar axle (41) and is positioned at the porous bell jar (43) of hollow bell jar axle (41) lower end; Porous bell jar (43) is provided with bell jar hole (44); Hollow bell jar axle (41) and porous bell jar (43) inside are provided with hollow shaft (31); Between hollow bell jar axle (41) and hollow shaft (31), be provided with ball bearing (42); Hollow shaft (31) middle part is provided with stirring vane with holes (33), and bottom is provided with disk (32) and gas hole (34), and gas hole (34) is in the below of disk (32); Disk (32) is provided with stirring vane with holes (33); Bell jar shaft gear (14) is positioned at hollow bell jar axle (41) upper end, shaft gear (13) is positioned at hollow shaft (31) upper end, and shaft gear (13) is in the top of bell jar shaft gear (14); Bell jar shaft gear (14) and coplanar engagement of shaft gear (13), bell jar shaft gear (14) and travelling gear (15) engage with motor gear (12) respectively, and motor gear (12) is provided with motor (11).
2. a kind of air blast according to claim 1 is produced the agitator of foamed aluminium, it is characterized in that transmission system is made up of 4 gears, motor gear, perpendicular to shaft gear, travelling gear and bell jar shaft gear, can make hollow shaft and hollow bell jar axle that reverse friction speed occurs and rotate.
3. a kind of air blast according to claim 1 is produced the agitator of foamed aluminium, it is characterized in that crucible blade and stirring vane are all porose, vane hole be shaped as circle, ellipse, rectangle, rhombus, vane hole minor axis is not less than 3mm, on blade, arrange that 1 to multiple holes, crucible blade with holes becomes 30-60 degree angle with crucible bottom surface with stirring vane with holes, crucible bottom center is provided with thrust bearing.
4. a kind of air blast according to claim 1 is produced the agitator of foamed aluminium, it is characterized in that stirring vane with holes becomes 40-50 degree angle with the tangent line at disk circumference intersection point place with stirring vane with holes.
5. a kind of air blast according to claim 1 is produced the agitator of foamed aluminium, it is characterized in that hollow bell jar axle and bell jar are enclosed within the ball bearing being kept at a certain distance away by two covers on hollow shaft and support, bell jar hole site is higher than disk, bell jar hole be shaped as circle, ellipse, rectangle, rhombus, bell jar hole minor axis is not less than 3mm, on bell jar, be arranged symmetrically with 2 to any number of holes, the distance of bell jar and crucible bottom surface is not less than 5mm, and the beeline of bell jar and stirring vane with holes is not less than 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210381845.0A CN102847468B (en) | 2012-10-11 | 2012-10-11 | Mixer for producing foamed aluminium by air blowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210381845.0A CN102847468B (en) | 2012-10-11 | 2012-10-11 | Mixer for producing foamed aluminium by air blowing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102847468A CN102847468A (en) | 2013-01-02 |
| CN102847468B true CN102847468B (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210381845.0A Expired - Fee Related CN102847468B (en) | 2012-10-11 | 2012-10-11 | Mixer for producing foamed aluminium by air blowing |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673600A (en) * | 2013-07-08 | 2014-03-26 | 芜湖长启炉业有限公司 | Bottom blowing type foamed aluminum heat preservation pool |
| CN104634128A (en) * | 2014-12-26 | 2015-05-20 | 芜湖协诚金属制品有限公司 | Manual control metal smelting rabbling mechanism |
| CN105344277A (en) * | 2015-10-27 | 2016-02-24 | 王明明 | Industrial stirring and drying device |
| CN106148747B (en) * | 2016-07-14 | 2018-02-16 | 清华大学 | Air blast prepares the preparation method of foamed aluminium device and foamed aluminium |
| CN107502770A (en) * | 2017-09-18 | 2017-12-22 | 尚圣杰 | A kind of production equipment accelerated internal cooling and improve foamed aluminium uniform in foaming degree |
| CN111437554B (en) * | 2020-04-09 | 2021-08-20 | 开平市龙安消防器材厂有限公司 | Fire-fighting lance |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1396285A (en) * | 2002-06-25 | 2003-02-12 | 江苏天搏轻质材料科技开发有限公司 | Apparatus for generating foam aluminium |
| CN1658959A (en) * | 2002-04-11 | 2005-08-24 | 摩必斯技术公司 | Mixer |
| CN201755460U (en) * | 2010-07-06 | 2011-03-09 | 浙江晨龙锯床股份有限公司 | Stirrer for producing large-scale foamed aluminum |
-
2012
- 2012-10-11 CN CN201210381845.0A patent/CN102847468B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1658959A (en) * | 2002-04-11 | 2005-08-24 | 摩必斯技术公司 | Mixer |
| CN1396285A (en) * | 2002-06-25 | 2003-02-12 | 江苏天搏轻质材料科技开发有限公司 | Apparatus for generating foam aluminium |
| CN201755460U (en) * | 2010-07-06 | 2011-03-09 | 浙江晨龙锯床股份有限公司 | Stirrer for producing large-scale foamed aluminum |
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| CN102847468A (en) | 2013-01-02 |
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Owner name: CHENG TAO Effective date: 20140715 Owner name: GUANGXI UNIVERSITY OF SCIENCE + TECHNOLOGY Free format text: FORMER OWNER: CHENG TAO Effective date: 20140715 |
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Effective date of registration: 20140715 Address after: 545006. 30, staff box 268, Guangxi science and Technology University, East Ring Road, the Guangxi Zhuang Autonomous Region Patentee after: Guangxi University of Science and Technology Patentee after: Cheng Tao Address before: 545006, 30, Guangxi University of Technology, 268 East Ring Road, the Guangxi Zhuang Autonomous Region, Liuzhou Patentee before: Cheng Tao |
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