CN107190169B - A kind of Stirring molten aluminum foaming mechanisms - Google Patents
A kind of Stirring molten aluminum foaming mechanisms Download PDFInfo
- Publication number
- CN107190169B CN107190169B CN201710582118.3A CN201710582118A CN107190169B CN 107190169 B CN107190169 B CN 107190169B CN 201710582118 A CN201710582118 A CN 201710582118A CN 107190169 B CN107190169 B CN 107190169B
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- China
- Prior art keywords
- foaming
- molten aluminum
- appendix
- gas
- storehouse
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/2122—Hollow shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
- B01F27/811—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
- C22C1/083—Foaming process in molten metal other than by powder metallurgy
- C22C1/086—Gas foaming process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/26—Mixing ingredients for casting metals
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The present invention relates to a kind of Stirring molten aluminum foaming mechanisms, including storehouse of foaming, rotary drive, appendix and air delivery device, several transfer ports are uniformly provided on the outer circumference surface of the appendix, and guide plate is correspondingly arranged on above the transfer port, guide plate drains the gas flowed out from transfer port, increase the path of gas flowing, increase the time that molten aluminum is contacted with gas, rotary drive is fixedly connected with appendix, drive appendix rotation, the guide plate being set on perfusion tube is stirred continuously molten aluminum in foaming storehouse, solve that molten aluminum frothing percentage is low and the non-uniform technical problem of bubble distribution.
Description
Technical field
The invention belongs to foamed aluminium production field more particularly to a kind of Stirring molten aluminum foaming mechanisms.
Background technique
Since the density of aluminium is low, rigidity is high, corrosion-resistant and processing forming is good, so that the application of aluminium continues to increase.
This trend is particularly evident in auto industry household electrical appliance and building industry, in these fields to complex shape and more high-strength
The aluminium of degree has huge demand, cannot be with liquid however, there is gases in the preparation process of foaming aluminum in the prior art
Many defects such as body comes into full contact with, bubble distribution is uneven, frothing percentage is low.
Application No. is 201410236790.3 patents of invention to disclose a kind of foaming molten aluminum automatic air blowing system for Chinese invention
System makes for the matched automatic rotation of air blowing type foaming aluminum thermal insulation pool in the continuous foamed aluminium automatic assembly line of DCS from bottom blowing
The system of molten aluminum foaming.It is related to all foaming molten aluminum automatic air blowing systems.Comprising: frequency control main drive, nitrogen into
Incoming interface, main gas tube, bronchial, foaming jet thrust, main tracheae bearing fixed seat, heatproof transmission belt.The foaming molten aluminum is certainly
Foaming jet thrust in dynamic scavenger system is placed in foaming aluminum heat preservation bottom of pond portion, by ballhead to inputting gas inside thermal insulation pool,
It is distributed to gas in molten aluminum, while frequency control main drive driving main gas tube and bronchial Stirring aluminium
Liquid；When the foaming molten aluminum automatic air blowing system production foaming aluminum, Air blowing stick is unlikely to deform, blows uniformly, while bronchial pair
Molten aluminum is stirred, and improves molten aluminum frothing percentage.
Foaming jet thrust in the foaming molten aluminum automatic air blowing system is placed in foaming aluminum heat preservation bottom of pond portion, in air blowing process
A high-pressure area is formed in foaming aluminum heat preservation bottom of pond portion, so that bottom section air pressure is higher than upper area, gas is constantly to moving up
It is dynamic, it causes gas to be unevenly distributed in molten aluminum, influences foaming effect.
Summary of the invention
The purpose of the present invention is in view of the deficiencies of the prior art, during rotation, foamed gas is in aluminium for appendix
While ejection inside liquid through transfer port, air-flow guiding is carried out while carrying out gas-liquid mixed stirring with guide plate, realizes molten aluminum
With coming into full contact with for foamed gas, solve that molten aluminum frothing percentage in the prior art is low and the non-uniform technical problem of bubble distribution.
The invention provides the following technical scheme:
A kind of Stirring molten aluminum foaming mechanisms including the foaming storehouse in tubbiness setting and is fixedly installed on the foaming storehouse
The driving assembly of side, which is characterized in that further include:
Appendix, the appendix are rotatablely installed the top in the foaming storehouse and and the driving component along the vertical direction
It is connected, several transfer ports of the foamed gas inside the appendix through being opened on its outer circumference surface foam
The gas foaming of molten aluminum inside storehouse；
Guide plate is fixedly installed several guiding being arranged in the shape of a spiral around its axis on the outer circumference surface of the appendix
Plate, which is located above the transfer port and corresponding setting.
As an improvement, the bottom end of the appendix is closing setting, and sealing is offered on the outer circumference surface above it, sent out
Bubble gas sprays to form gas curtain through the sealing.
As an improvement, the guide plate is uniformly arranged along the outer circumference surface of the appendix and is in same level,
Quantity is four.
As an improvement, the sealing is continuously arranged along the outer circumference surface of the appendix.
As an improvement, the sealing is interrupted setting along the outer circumference surface of appendix.
As an improvement, the Stirring molten aluminum foaming mechanisms further includes the air delivery device being sheathed on the appendix, it should
Air delivery device is located at the top in the foaming storehouse, offers annular groove inside the air delivery device, the annular groove is by being opened in
Gas transmission through-hole on appendix is connected with the inside of the appendix, and the gas that the annular groove is external with it is fixedly installed on
Body input pipe is connected.
As an improvement, the guide plate is in tilt down setting, the inner wall of the elongated end of the guide plate and the foaming storehouse
It is equipped with.
As an improvement, the foaming storehouse is sealed set, top offer be connected with inside the foaming storehouse it is useless
Gas outlet.
As an improvement, the foam warehouse bottom portion is provided with the outlet tube being connected with inside it.
The beneficial effects of the present invention are:
(1) it is provided with guide plate above the transfer port on appendix outer circumference surface of the present invention, in appendix rotation process
In, foamed gas sprays inside molten aluminum through transfer port, simultaneously because wire guide plate stirs inside molten aluminum to be made to form high-pressure area,
The gas flow high-pressure area sprayed through transfer port is guided, the path of gas flowing is increased, improves molten aluminum and connect with gas
The time of touching promotes the foaming of molten aluminum；
(2) sealing is provided with above the bottom end of appendix, gas, which is sprayed by sealing into foaming storehouse, forms gas curtain,
Increase gas and molten aluminum contact area, due to gas self-characteristic and move from bottom to top, further increase gas and sending out
The amount being distributed in storehouse is steeped, increases contact of the gas with molten aluminum, improves the frothing percentage of molten aluminum.
In short, the advantages that present invention has structure simple, and foaming is abundant, and frothing percentage is high, and gas is evenly distributed.
Detailed description of the invention
It, below will be to required use in embodiment description for the clearer technical solution for illustrating the embodiment of the present invention
Attached drawing be briefly described, it should be apparent that, drawings discussed below is only some embodiments of the present invention, for ability
For the those of ordinary skill in domain, without creative efforts, it is attached to can also be obtained according to these attached drawings other
Figure.
Fig. 1 is overall structure of the present invention；
Fig. 2 is working state schematic representation of the present invention；
Fig. 3 is overall structure partial schematic diagram of the present invention；
Fig. 4 is appendix structural schematic diagram of the present invention；
Fig. 5 is appendix top view of the present invention；
Fig. 6 is appendix partial schematic diagram of the present invention；
Fig. 7 is appendix partial schematic diagram of the present invention
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Technical solution in the embodiment of the present invention is clearly and completely illustrated with reference to the accompanying drawing.
Embodiment one
As shown in Fig. 2, a kind of Stirring molten aluminum foaming mechanisms, comprising:
The foaming storehouse 1 being arranged in tubbiness；
It is fixedly installed on the driving assembly 2 of 1 top of foaming storehouse；
Appendix 3, the appendix 3 be rotatablely installed along the vertical direction in it is described foaming storehouse 1 top and with the driving
Component 2 is connected, several transfer ports 31 of the foamed gas inside the appendix 3 through being opened on its outer circumference surface,
Carry out the gas foaming of foaming 1 inside molten aluminum of storehouse；
Guide plate 32, fixed setting is arranged by several around its axis in the shape of a spiral on the outer circumference surface of the appendix 3
Guide plate 32, the guide plate 32 are located at 31 top of transfer port and corresponding setting.
Further, the bottom end of the appendix 3 is closing setting, and offers sealing on the outer circumference surface above it
33, foamed gas forms gas curtain 331 through the sealing 33 ejection, increases the contact area of gas and molten aluminum in foaming storehouse 1,
Ensure to there is enough gas to foam with molten aluminum in foaming storehouse, further increases the frothing percentage of molten aluminum.
Further, as shown in fig. 6, the sealing 33 is continuously arranged along the outer circumference surface of the appendix 3, gas is made to exist
331 area of gas curtain formed during spraying is relatively large, contacts gas with molten aluminum more abundant, further improves hair
Bubble rate, the embodiment are suitable for the production demanding foaming aluminum of frothing percentage.
Further, as shown in fig. 7, the sealing 33 is interrupted setting along the outer circumference surface of appendix 3, spraying gas
331 area of gas curtain formed in the process is relatively shorter than sealing 33 and is arranged to continuously, which is suitable for production hair
Bubble rate requires relatively low foaming aluminum.
Further, as shown in figure 3, the mechanism further includes the air delivery device 34 being sheathed on the appendix 3, the gas transmission
Device 34 is located at the top in the foaming storehouse 1, offers annular groove 341 inside the air delivery device 34, which passes through
The gas transmission through-hole 35 being opened on appendix 3 is connected with the inside of the appendix 3, and the annular groove 341 is set with fixation
It is placed in its external gas inlet pipe 36 to be connected, it is ensured that there is gas to be passed through inside appendix 3.
It should be noted that common pipeline connection cannot achieve to be inputted in rotation since appendix 3 will be rotated
Gas using cylindrical air delivery device and opens up gas transmission annular groove 41, it can be achieved that appendix 3 is in the same of rotation inside it
When, the synchronization of air delivery device 4 continually enters gas into the appendix 3.
Further, as shown in Fig. 2, the guide plate 32 is in tilt down setting, the elongated end of the guide plate 32 and institute
The inner wall for stating foaming storehouse 1 is equipped with, and is blocked the gas moved from bottom to top due to self-characteristic, is kept gas downward along guide plate
Mobile, the time for contacting molten aluminum with gas increases, and improves frothing percentage.
It should be noted that guide plate 32 drains the gas flowed out from transfer port 31, the path of gas flowing is increased, is mentioned
The time that high molten aluminum is contacted with gas, while 3 outer circumference surface of appendix offers transfer port 31, it is defeated that gas passes through transfer port 31
Enter into foaming storehouse 1, guide plate 32 blocks the gas moved from bottom to top due to self-characteristic, divides gas in foaming storehouse 1
Cloth is more uniform.
Further, the foaming storehouse 1 is sealed set, and top offers waste gas outlet 11, and appendix 3 is to foaming storehouse
In 1 when input gas, increase the air pressure inside foaming storehouse 1, improves the gas flow that gas is dissolved in molten aluminum, further increase molten aluminum
Frothing percentage.
Further, foaming 1 bottom of storehouse is provided with the outlet tube being connected with inside it, facilitates after foaming
Molten aluminum can through the outlet tube flow out foaming storehouse 1.
Embodiment two
Appended drawing reference corresponding with embodiment one wherein is used with component identical or corresponding in embodiment one, is risen to be easy
See, hereafter only describes the distinctive points with embodiment one.The embodiment two and embodiment one the difference is that: the guide plate
32 are uniformly arranged and along the outer circumference surface of the appendix 3 in same level, and quantity is four, it is ensured that guide plate 32 exists
Molten aluminum can be more fully stirred in foaming storehouse 1, molten aluminum is made more fully to foam.
The course of work:
Air delivery device inputs gas into appendix 3, and appendix 3 is by transfer port 31 and sealing 33 constantly to foaming storehouse 1
Interior input gas, the gas exported through sealing 33 are mentioned since self-characteristic constantly moves from bottom to top for the molten aluminum in foaming storehouse 1
For sufficient gas, drainage of the gas exported through transfer port 31 through guide plate 32 is moved around to foaming storehouse 1, increases gas
Flow path increases the time of contact of gas and molten aluminum, while rotary drive 2 drives appendix 3 to rotate, on appendix 3
Guide plate 32 stir molten aluminum in foaming storehouse 1, promote molten aluminum foaming, the sufficiently molten aluminum after foaming flows out foaming storehouse through outlet tube
Outside 1.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
The foregoing description of the disclosed embodiments makes those skilled in the art not depart from the spirit and scope of the present invention
In the case where, various changes or equivalence replacement can be carried out to these features and embodiment.In addition, under the teachings of the present invention,
Can modify to these features and embodiment with adapt to particular situation and material without departing from spirit of the invention and
Range.Therefore, the present invention is not limited to the particular embodiment disclosed, fallen with claims hereof range
Interior embodiment belongs to protection scope of the present invention.
Claims (9)
1. a kind of Stirring molten aluminum foaming mechanisms including the foaming storehouse (1) in tubbiness setting and is fixedly installed on the foaming storehouse
(1) driving assembly (2) above, which is characterized in that further include:
Appendix (3), the appendix (3) be rotatablely installed along the vertical direction in it is described foaming storehouse (1) top and with the drive
Dynamic component (2) are connected, the foamed gas several gas transmissions through be opened in its outer circumference surface on internal in the appendix (3)
Hole (31) carries out the gas foaming of the internal molten aluminum in foaming storehouse (1)；
Guide plate (32) is fixedly installed on the outer circumference surface of the appendix (3) and several to be arranged in the shape of a spiral around its axis
Guide plate (32), which is located above the transfer port (31) and corresponding setting.
2. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that the bottom of the appendix (3)
End is closing setting, and sealing (33) are offered on the outer circumference surface above it, and foamed gas is sprayed through the sealing (33) to be formed
Gas curtain (331).
3. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that the guide plate (32) is along institute
The outer circumference surface for stating appendix (3) is uniformly arranged and in same level, and quantity is four.
4. a kind of Stirring molten aluminum foaming mechanisms as claimed in claim 2, which is characterized in that the sealing (33) is along described
The outer circumference surface of appendix (3) is continuously arranged.
5. a kind of Stirring molten aluminum foaming mechanisms as claimed in claim 2, which is characterized in that the sealing (33) is along gas transmission
The outer circumference surface for managing (3) is interrupted setting.
6. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that further include be sheathed on it is described defeated
Air delivery device (34) on tracheae (3), the air delivery device (34) are located at the top of foaming storehouse (1), the air delivery device
(34) internal to offer annular groove (341), the annular groove (341) by the gas transmission through-hole (35) that is opened on appendix (3) with
The inside of the appendix (3) is connected, and the gas inlet pipe (36) that the annular groove (341) is external with it is fixedly installed on
It is connected.
7. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that the guide plate (32) be in
Under be obliquely installed, the elongated end of the guide plate (32) and it is described foaming storehouse (1) inner wall be equipped with.
8. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that the foaming storehouse (1) is close
Envelope setting, top offer the waste gas outlet (11) being connected with inside foaming storehouse (1).
9. a kind of Stirring molten aluminum foaming mechanisms as described in claim 1, which is characterized in that foaming storehouse (1) bottom
It is provided with the outlet tube being connected with inside it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582118.3A CN107190169B (en) | 2017-07-17 | 2017-07-17 | A kind of Stirring molten aluminum foaming mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582118.3A CN107190169B (en) | 2017-07-17 | 2017-07-17 | A kind of Stirring molten aluminum foaming mechanisms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107190169A CN107190169A (en) | 2017-09-22 |
| CN107190169B true CN107190169B (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710582118.3A Expired - Fee Related CN107190169B (en) | 2017-07-17 | 2017-07-17 | A kind of Stirring molten aluminum foaming mechanisms |
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| CN (1) | CN107190169B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327813A (en) * | 2019-07-31 | 2019-10-15 | 湖南科技大学 | It is a kind of for blocking the foamed material generation device and method of high-temperature coal lithofraction gap |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109050A (en) * | 2007-08-31 | 2008-01-23 | 清华大学 | Method for continuously manufacturing stephanoporate aluminum product with gas direct blowing and blowing and device thereof |
| CN103695690A (en) * | 2013-12-24 | 2014-04-02 | 河北工业大学 | Complete equipment for producing foam metals |
| CN106148747A (en) * | 2016-07-14 | 2016-11-23 | 清华大学 | Air blast prepares the preparation method of foamed aluminium device and foamed aluminium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3237115B2 (en) * | 1990-05-29 | 2001-12-10 | スズキ株式会社 | Method and product for producing foam of Ti-Al intermetallic compound |
| JP3413662B2 (en) * | 1992-01-13 | 2003-06-03 | 上村工業株式会社 | Method for producing porous aluminum body |
| CN207159326U (en) * | 2017-07-17 | 2018-03-30 | 浙江聚彩精密设备有限公司 | A kind of Stirring aluminium liquid foaming mechanisms |
-
2017
- 2017-07-17 CN CN201710582118.3A patent/CN107190169B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109050A (en) * | 2007-08-31 | 2008-01-23 | 清华大学 | Method for continuously manufacturing stephanoporate aluminum product with gas direct blowing and blowing and device thereof |
| CN103695690A (en) * | 2013-12-24 | 2014-04-02 | 河北工业大学 | Complete equipment for producing foam metals |
| CN106148747A (en) * | 2016-07-14 | 2016-11-23 | 清华大学 | Air blast prepares the preparation method of foamed aluminium device and foamed aluminium |
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| CN107190169A (en) | 2017-09-22 |
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Effective date of registration: 20181115 Address after: 221129 Mazhuang Village, Shanji Town, Tongshan District, Xuzhou City, Jiangsu Province Applicant after: Xuzhou Yining Aluminum Technology Co., Ltd. Address before: 313100 Zhejiang Huzhou Changxing County Si an Town Industrial Zone Zhejiang Choi Choi precision equipment Co., Ltd. Applicant before: Zhejiang poly precision equipment Co., Ltd. |
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