CN107716301A - A kind of pneumatic separation device for reducing foundry sand clay content - Google Patents
A kind of pneumatic separation device for reducing foundry sand clay content Download PDFInfo
- Publication number
- CN107716301A CN107716301A CN201711230303.2A CN201711230303A CN107716301A CN 107716301 A CN107716301 A CN 107716301A CN 201711230303 A CN201711230303 A CN 201711230303A CN 107716301 A CN107716301 A CN 107716301A
- Authority
- CN
- China
- Prior art keywords
- selection
- main frame
- winnowing
- winnowing main
- separation device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/08—Cleaning arrangements
Abstract
The present invention relates to a kind of pneumatic separation device for reducing foundry sand clay content, including：Blanking device, selection by winnowing main frame, fan of dust remover and sack cleaner, blanking device includes blanking hopper and feeding device, the sand material output end of feeding device is placed in the top of selection by winnowing main frame feeding mouth, selection by winnowing main frame is internally provided with feed throwing disc and deflection plate, and sand material delivery outlet is opened up in its lower end, meanwhile the side of selection by winnowing main frame is connected with the air outlet of fan of dust remover, the sand dust inside selection by winnowing main frame is delivered in sack cleaner by cleaning shaft.The pneumatic separation device of the present invention can realize Quantitative dosing, and sand material throws to the inside of selection by winnowing main frame by the centrifugal action of feed throwing disc, by the stop of deflection plate, reduce the decrease speed of sand material, meanwhile by the effect of fan of dust remover, dedusting is carried out to sand material, and then by less than in the powder collection of critical field to sack cleaner, to reach the purpose for reducing clay content.
Description
Technical field
The present invention relates to blower fan apparatus field, and in particular to a kind of pneumatic separation device for reducing foundry sand clay content.
Background technology
GBT9442-2010《Casting silica sand》It is the national standard that foundry sand is detected and used in China's casting industry, its
Middle regulation：The percentage that casting accounts for sand sample gross mass with particle diameter in silica sand less than the quality of 0.020mm particles is referred to as clay content.So
And in the production process of foundry sand, the problem of due to screening efficiency, clay content remains high always, causes the tree in precision
Excessive binding agent is used in fat casting technique, is causing casting flaw, while reducing yield rate, also increases the ring of pollution
Border.
The content of the invention
In consideration of it, it is an object of the present invention to provide a kind of pneumatic separation device for reducing foundry sand clay content, it is intended to solves
In foundry sand production process, clay content always remain high the problem of.
In order to reach foregoing invention purpose, following technical scheme is taken：
A kind of pneumatic separation device for reducing foundry sand clay content, including：Blanking device, selection by winnowing main frame, fan of dust remover and
Sack cleaner, the blanking device includes blanking hopper and the feeding device being arranged on below the blanking hopper, described defeated
The sand material output end of material device is placed in the top of the selection by winnowing main frame feeding mouth, and the inside of the selection by winnowing main frame is from top to bottom successively
A feed throwing disc and some groups of deflection plates are provided with, and sand material delivery outlet is opened up in the lower end of its selection by winnowing main frame, meanwhile, the selection by winnowing
The side of main frame is also connected with the air outlet of the fan of dust remover for being carried out by upward air-flow to the sand material of decline
Dedusting, the sand dust that the selection by winnowing main frame top is gathered are delivered to the cloth bag by being arranged on the cleaning shaft of selection by winnowing main frame sidepiece
In deduster, in addition, the air inlet of the fan of dust remover is connected with the inside of the sack cleaner.
Preferably, the feeding device is one kind in belt conveyor or vibrating feeder.
Preferably, the feed throwing disc is arranged on the top inside the selection by winnowing main frame and is located at the selection by winnowing main frame feeding mouth
Lower section.
More preferably, the feed throwing disc is driven by being arranged on the motor of the selection by winnowing main frame top outer.
Preferably, the middle part and/or sidepiece that some groups of deflection plates are fixed on inside the selection by winnowing main frame.
More preferably, be fixed on the middle part deflection plate inside the selection by winnowing main frame be by several along sand material descent direction,
The reverse V-shaped deflection plate of even arrangement is formed.
More preferably, be fixed on the sidepiece deflection plate inside the selection by winnowing main frame be by several along sand material descent direction, incline
The deflection plate tiltedly arranged is formed.
Preferably, the side of the selection by winnowing main frame bottom is connected with the air outlet of the fan of dust remover.
Preferably, the cleaning shaft is arranged on the middle and upper part of the selection by winnowing main frame sidepiece.
Beneficial effects of the present invention：The pneumatic separation device of the present invention is by belt conveyor or vibrating feeder to selection by winnowing master
Machine carries out feeding, it is possible to achieve Quantitative dosing；Sand material into selection by winnowing main frame passes through feed throwing disc, under the influence of centrifugal force uniformly
The inside for throwing to selection by winnowing main frame, by the stop of some groups of deflection plates, reduce the decrease speed of sand material, meanwhile, by except
The effect of dirt device blower fan, the air-flow opposite with sand material falling direction is blown into inside selection by winnowing main frame, dedusting is carried out to sand material, and then
By less than in the powder collection of critical field to sack cleaner, to reach the purpose for reducing clay content, meanwhile, it is treated
Sand material flows out from the discharging opening of selection by winnowing main frame bottom；In addition, the air inlet and sack cleaner of the fan of dust remover of the present invention
Inside is connected, and has the advantages of closed cycle, no dust emission.
Brief description of the drawings
The accompanying drawing for forming the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation for the pneumatic separation device for reducing foundry sand clay content of the present invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand application scheme, below in conjunction with the embodiment of the present application
Accompanying drawing, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application part, rather than whole embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model of the application protection
Enclose.
As shown in figure 1, a kind of pneumatic separation device for reducing foundry sand clay content, including：Blanking device 1, selection by winnowing main frame 2,
Fan of dust remover 3 and sack cleaner 4.
The blanking device 1 includes blanking hopper 11 and is arranged on the feeding device 12 of the lower section of blanking hopper 11, institute
The sand material output end 121 for stating feeding device 12 is placed in the top of the selection by winnowing main frame sand material feeding mouth 23.Conveying described in this example
Device 12 is one kind in belt conveyor or vibrating feeder.
The inside of the selection by winnowing main frame 2 is disposed with a feed throwing disc 21 and some groups of deflection plates 22 from top to bottom, wherein,
Feed throwing disc 21 be arranged on the top inside the selection by winnowing main frame 2 and positioned at the selection by winnowing main frame sand material feeding mouth 23 lower section and by
The motor driving of the top outer of selection by winnowing main frame 2 is arranged on, thus will smoothly enter the sand material of selection by winnowing main frame by throwing
Charging tray, the inside of selection by winnowing main frame is uniformly thrown under the influence of centrifugal force, and it is defeated in the lower end of its selection by winnowing main frame 2 to open up sand material
Outlet 24, meanwhile, the side of the bottom of selection by winnowing main frame 2 is also connected with the air outlet 31 of the fan of dust remover 3 for leading to
Cross upward air-flow and dedusting is carried out to the sand material of decline, can be by sand dust that the top of selection by winnowing main frame 2 is gathered by being arranged on selection by winnowing master
The sidepiece of machine 2 and it is delivered to positioned at the cleaning shaft 25 of middle and upper part in the sack cleaner 4, in addition, the fan of dust remover 3
Air inlet 32 is connected with the inside of the sack cleaner 4, forms air-flow closed cycle, has the advantages of without dust emission.
In the above-described embodiments, deflection plate 22 is arranged to multigroup, and one of which is affixed to inside the selection by winnowing main frame 2
Middle part, another set are affixed to the sidepiece inside the selection by winnowing main frame 2.Certainly, deflection plate 22 can also select one of which
Mode is fixed.
If deflection plate 22 is fixed on the middle part inside the selection by winnowing main frame 2, deflection plate 22 is along under sand material by several
Drop direction, the reverse V-shaped deflection plate 22 being evenly arranged are formed, and the angle of deflection plate can be adjusted.
If deflection plate 22 is fixed on the sidepiece inside the selection by winnowing main frame 2, deflection plate 22 is along under sand material by several
Drop direction, the deflection plate 22 being in tilted layout are formed, and the angle of deflection plate can be adjusted.
The pneumatic separation device of the present invention carries out feeding, Ke Yishi by belt conveyor or vibrating feeder to selection by winnowing main frame
Existing Quantitative dosing；Sand material into selection by winnowing main frame passes through feed throwing disc, uniformly throws to selection by winnowing main frame under the influence of centrifugal force
Inside, by the stop of some groups of deflection plates, the decrease speed of sand material is reduced, meanwhile, pass through the effect of fan of dust remover, will
The air-flow opposite with sand material falling direction is blown into inside selection by winnowing main frame, and dedusting is carried out to sand material, and then by less than critical field
In powder collection to sack cleaner, to reach the purpose for reducing clay content, meanwhile, treated sand material is from selection by winnowing main frame bottom
The discharging opening outflow in portion；In addition, the air inlet of fan of dust remover of the present invention is connected with the inside of sack cleaner, has and close
Road is circulated, the advantages of no dust emission.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (9)
1. a kind of pneumatic separation device for reducing foundry sand clay content, including：Blanking device, selection by winnowing main frame, fan of dust remover and cloth
Bag dust collector, it is characterised in that the blanking device includes blanking hopper and the conveying being arranged on below blanking hopper dress
Put, the sand material output end of the feeding device is placed in the top of the selection by winnowing main frame feeding mouth, the inside of the selection by winnowing main frame from
On be down disposed with a feed throwing disc and some groups of deflection plates, and sand material delivery outlet is opened up in the lower end of its selection by winnowing main frame, together
When, the side of the selection by winnowing main frame be also connected with the air outlet of the fan of dust remover for by upward air-flow to declining
Sand material carry out dedusting, the sand dust that the selection by winnowing main frame top is gathered by be arranged on selection by winnowing main frame sidepiece cleaning shaft convey
In to the sack cleaner, in addition, the air inlet of the fan of dust remover is connected with the inside of the sack cleaner.
A kind of 2. pneumatic separation device for reducing foundry sand clay content according to claim 1, it is characterised in that the conveying
Device is one kind in belt conveyor or vibrating feeder.
A kind of 3. pneumatic separation device for reducing foundry sand clay content according to claim 1, it is characterised in that the material casting
Disk is arranged on the top inside the selection by winnowing main frame and positioned at the lower section of the selection by winnowing main frame feeding mouth.
A kind of 4. pneumatic separation device for reducing foundry sand clay content according to claim 3, it is characterised in that the material casting
Disk is driven by being arranged on the motor of the selection by winnowing main frame top outer.
5. a kind of pneumatic separation device for reducing foundry sand clay content according to claim 1, it is characterised in that described some
The middle part and/or sidepiece that group deflection plate is fixed on inside the selection by winnowing main frame.
6. a kind of pneumatic separation device for reducing foundry sand clay content according to claim 5, it is characterised in that be fixed on institute
It is along sand material descent direction, the reverse V-shaped deflection plate being evenly arranged by several to state the middle part deflection plate inside selection by winnowing main frame
Form.
7. a kind of pneumatic separation device for reducing foundry sand clay content according to claim 5, it is characterised in that be fixed on institute
It is to be made up of several along sand material descent direction, the deflection plate being in tilted layout to state the sidepiece deflection plate inside selection by winnowing main frame.
A kind of 8. pneumatic separation device for reducing foundry sand clay content according to claim 1, it is characterised in that the selection by winnowing master
The side of motor spindle is connected with the air outlet of the fan of dust remover.
A kind of 9. pneumatic separation device for reducing foundry sand clay content according to claim 1, it is characterised in that the dust removing tube
Road is arranged on the middle and upper part of the selection by winnowing main frame sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230303.2A CN107716301A (en) | 2017-11-29 | 2017-11-29 | A kind of pneumatic separation device for reducing foundry sand clay content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230303.2A CN107716301A (en) | 2017-11-29 | 2017-11-29 | A kind of pneumatic separation device for reducing foundry sand clay content |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107716301A true CN107716301A (en) | 2018-02-23 |
Family
ID=61220459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711230303.2A Pending CN107716301A (en) | 2017-11-29 | 2017-11-29 | A kind of pneumatic separation device for reducing foundry sand clay content |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107716301A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788002A (en) * | 2019-11-04 | 2020-02-14 | 中冶长天国际工程有限责任公司 | Winnowing removal device for fine particle dust in lime kiln, control method and lime kiln with winnowing removal device |
| CN115121480A (en) * | 2022-06-28 | 2022-09-30 | 燕龙基(徐州)再生资源利用有限公司 | Cullet particle screening equipment, air duct used by cullet particle screening equipment and control method of air duct |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1597147A (en) * | 2004-08-02 | 2005-03-23 | 中国矿业大学 | Dry grading method of powdered coal and its equipment |
| US20050189262A1 (en) * | 2000-10-03 | 2005-09-01 | Longhurst Donald A. | Apparatus and methods for controlling the separation of particulate material |
| CN201768689U (en) * | 2010-06-18 | 2011-03-23 | 湖州鹿山坞矿业有限公司 | Ore powder separator |
| CN102009041A (en) * | 2010-10-13 | 2011-04-13 | 天津精华石化有限公司 | Wind powder-selecting system for column mill |
| CN203235689U (en) * | 2013-03-11 | 2013-10-16 | 盐城市海科机械制造有限公司 | Efficient gravel classifier |
| CN204052160U (en) * | 2014-05-30 | 2014-12-31 | 福建南方路面机械有限公司 | A kind of selection by winnowing sand device |
| CN207576930U (en) * | 2017-11-29 | 2018-07-06 | 阳泉中创陶粒有限公司 | A kind of pneumatic separation device for reducing foundry sand clay content |
-
2017
- 2017-11-29 CN CN201711230303.2A patent/CN107716301A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050189262A1 (en) * | 2000-10-03 | 2005-09-01 | Longhurst Donald A. | Apparatus and methods for controlling the separation of particulate material |
| CN1597147A (en) * | 2004-08-02 | 2005-03-23 | 中国矿业大学 | Dry grading method of powdered coal and its equipment |
| CN201768689U (en) * | 2010-06-18 | 2011-03-23 | 湖州鹿山坞矿业有限公司 | Ore powder separator |
| CN102009041A (en) * | 2010-10-13 | 2011-04-13 | 天津精华石化有限公司 | Wind powder-selecting system for column mill |
| CN203235689U (en) * | 2013-03-11 | 2013-10-16 | 盐城市海科机械制造有限公司 | Efficient gravel classifier |
| CN204052160U (en) * | 2014-05-30 | 2014-12-31 | 福建南方路面机械有限公司 | A kind of selection by winnowing sand device |
| CN207576930U (en) * | 2017-11-29 | 2018-07-06 | 阳泉中创陶粒有限公司 | A kind of pneumatic separation device for reducing foundry sand clay content |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788002A (en) * | 2019-11-04 | 2020-02-14 | 中冶长天国际工程有限责任公司 | Winnowing removal device for fine particle dust in lime kiln, control method and lime kiln with winnowing removal device |
| CN115121480A (en) * | 2022-06-28 | 2022-09-30 | 燕龙基(徐州)再生资源利用有限公司 | Cullet particle screening equipment, air duct used by cullet particle screening equipment and control method of air duct |
| CN115121480B (en) * | 2022-06-28 | 2024-01-09 | 燕龙基(徐州)再生资源利用有限公司 | Control method of broken glass particle screening equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180223 |