CN106984544B - Throwing type feed separation method and device, separation feed bin - Google Patents
Throwing type feed separation method and device, separation feed bin Download PDFInfo
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- CN106984544B CN106984544B CN201710283691.4A CN201710283691A CN106984544B CN 106984544 B CN106984544 B CN 106984544B CN 201710283691 A CN201710283691 A CN 201710283691A CN 106984544 B CN106984544 B CN 106984544B
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- 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
- B07B15/00—Combinations of apparatus for separating solids from solids by dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material
-
- 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/04—Stationary flat screens
-
- 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
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
-
- 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
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/10—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices using momentum effects
-
- 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
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
-
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
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- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to material separation device fields, in particular to throwing type feed separation method and device, separation feed bin.Throwing type feed separation method: at least one area's setting screening plant that gathers materials, casting device dish out mixed material, are sieved the material for falling into where the screening plant area that gathers materials to obtain the satisfactory material of granularity by screening plant.Compared with current feed separation method, throwing type feed separation method of the invention carries out preliminary separation to mixed material by casting device, the material further progress for entering the area that gathers materials is sieved gathering materials area's setting screening plant, guarantee that the material size size obtained after screening in the range of requiring, solves the problems, such as that current throwing type feed separation method causes production efficiency low due to needing to carry out further screening operation.
Description
Technical field
The present invention relates to material separation device fields, in particular to throwing type feed separation method and device, separation feed bin.
Background technique
It usually requires to be divided into multistage according to different granule sizes in ore in sand form production process, at present usually using Vibration Screen
The method divided realizes that vibrating screen constitutes a kind of screening plant, and vibrating screen has discharge port and discharge gate, wherein grain in screening process
The satisfactory material of size is spent to be discharged from the discharge port of vibrating screen, and undesirable material is then discharged from discharge gate.It is single
Solely material is separated using vibrating screen so that the power of vibrating screen is big, noise is big and energy consumption is high, the rate of wear of sieve
Fastly, sieve is needed to be replaced frequently, production efficiency is low.
In order to solve these problems, mixed material is divided by using throwing type material separation device in the prior art
From, such as the Chinese patent that Authorization Notice No. is CN201175700Y, authorized announcement date is 2009.01.07 discloses a kind of throwing
Granularity material sorting device when penetrating, including warehouse and the materials casting device that warehouse one end is arranged in, materials casting device is used for
Mixed material is dished out, the bottom of warehouse is equipped with multiple areas that gather materials, and the area that each gathers materials is equipped with a stock grading aggregate bin, respectively
Stock grading aggregate bin is arranged along materials casting direction, and mixed material is different after casting；Air suffered by the different material of granularity
Resistance is different, they will fall into far and near different aggregate bin, to achieve the purpose that stock grading sorts.This throwing type object
Material separating device improves production efficiency by the method separating mixture material of projectile material, but due to being deposited in projecting process
In uncontrollable factor, such as: the initial velocity of all materials in mixed material, to cast direction inconsistent etc., by this throwing type
Granule sizes at different levels after material separation device separation are not fully consistent, need to carry out further screening operation, cause to give birth to
The problem of producing low efficiency.
Summary of the invention
The object of the present invention is to provide a kind of throwing type feed separation methods, to solve current throwing type feed separation side
The problem that method causes production efficiency low due to needing to carry out further screening operation；In addition, the object of the invention is also to provide
A kind of throwing type material separation device for realizing above-mentioned throwing type feed separation method；In addition, the present invention also aims to mention
For separating feed bin used in a kind of above-mentioned throwing type material separation device.
To achieve the above object, the technical solution of throwing type feed separation method of the invention are as follows: at least one area that gathers materials
Screening plant is set, and casting device dishes out mixed material, by screening plant to falling into where the screening plant area that gathers materials
Material is sieved to obtain the satisfactory material of granularity.
Realize the technical solution of the throwing type material separation device such as above-mentioned throwing type feed separation method are as follows: throwing type object
Material separating device includes separation feed bin and casting device, and at least two are equipped in separation feed bin for collecting the mixture after dishing out
The area that gathers materials of material of different grain size in material, the area that gathers materials described at least one is equipped with screening plant.
The screening plant, the row of the screening plant only are equipped with close to one of casting device in the two neighboring area that gathers materials
Material mouth is directed away from the area that gathers materials of casting device.
The screen slope of the screening plant is arranged, and sieve is higher than one far from casting device close to one end of casting device
End.
The separation feed bin is equipped with the feed bin discharge hole that feed bin is separated for material discharge corresponding with the area that gathers materials.
The separation feed bin be equipped with for after dishing out to casting device mixed material blowing air inlet and with air inlet
The air outlet that mouth is oppositely arranged, the air flow path between the air inlet and air outlet, which is in, to gather materials between area and casting device.
Separate the technical solution of feed bin are as follows: at least two are equipped in separation feed bin for collecting in the mixed material after dishing out
The area that gathers materials of material of different grain size, the area that gathers materials described at least one is equipped with screening plant.
The screening plant, the row of the screening plant only are equipped with close to one of casting device in the two neighboring area that gathers materials
Material mouth is directed away from the area that gathers materials of casting device.
The screen slope of the screening plant is arranged, and sieve is higher than one far from casting device close to one end of casting device
End.
The separation feed bin is equipped with the feed bin discharge hole that feed bin is separated for material discharge corresponding with the area that gathers materials.
The invention has the benefit that area's setting screening plant that gathers materials in separation feed bin, in mixed material by throwing
After injection device is dished out, the feed separation of different grain size size in the mixed material after dishing out, granule size and top are equipped with screening
The corresponding material in the area that gathers materials of device is fallen on screening plant, is sieved by screening plant further progress, and granule size symbol is obtained
Desired material is closed, is realized to the Accurate Classification of mixed material, simultaneously because by larger granularity in the mixed material that casts out
Or the material of smaller particle size will not be fallen on screening plant, reduce the rate of wear of sieve, reduce the work of screening plant
Industry intensity reduces the power requirement of screening plant, reduces the noise of screening plant, improves production efficiency, while also can
Enough accurate sub-materials met to material.Compared with current feed separation method, throwing type feed separation method of the invention is logical
It crosses casting device and carries out preliminary separation to mixed material, in the area's setting screening plant that gathers materials to entering the material in the area that gathers materials into one
Step is sieved, and guarantees that the material size size obtained after screening in the range of requiring, solves current throwing type material
The problem that separation method causes production efficiency low due to needing to carry out further screening operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the specific embodiment 1 of throwing type material separation device of the invention；
Fig. 2 is the structural schematic diagram of the specific embodiment 3 of throwing type material separation device of the invention；
Fig. 3 is the structural schematic diagram of the specific embodiment 4 of throwing type material separation device of the invention；
Fig. 4 is the top view of Fig. 3.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment 1 of throwing type material separation device of the invention, as shown in Figure 1, throwing type material separation device
Including separation feed bin 1 and the casting device 2 that separation 1 one end of feed bin is arranged in, casting device 2 is intermittent casting device, separation
1 bottom of feed bin is equipped with for collecting the area that gathers materials of material of different grain size in the mixed material after dishing out, and in the present embodiment, gather materials area
If there are two, separation feed bin is equipped with the feed bin discharge hole that feed bin is separated for material discharge corresponding with the area that gathers materials, wherein close to throwing
For collecting small grain size material, which is that small grain size material silo goes out in the area that gathers materials of injection device 2
Material mouth 11a, for the area that gathers materials far from casting device 2 for collecting big granularity material, which is big
Granularity material feed bin discharge hole 11b.Equipped with screening plant 3, screening plant 3 is arranged in small grain size in the area that gathers materials close to casting device
Above material silo discharge port 11a, by screening plant 3 to the material fallen into close to the area that gathers materials of casting device sieved with
Obtain the satisfactory material of granularity.In other embodiments, the quantity in the area that gathers materials, which can according to need, to be configured, and can be three
A or three or more, wherein screening plant also can according to need and be configured, and can gather materials area's setting pair at least two
The screening plant answered；Casting device also can be set in the outside of separation feed bin, and separation feed bin is equipped with the material casting with casting device
The corresponding import of mouth；Above-mentioned separation feed bin can also be not provided with feed bin discharge hole, and the lower section of screening plant has a constant volume
The collection material space of amount.
In the present embodiment, screening plant 3 includes feed inlet, discharge port and discharge gate, wherein material from screening plant into
Material mouth enters, and meets the material of screening plant sieve requirement and is discharged from discharge port, and granularity is greater than material that sieve requires from discharge
Mouth discharge.The sieve 31 of screening plant 3 is obliquely installed, and specific inclined direction is to fill from close to casting device 2 to far from projectile
It sets 2 directions to tilt from up to down, i.e., sieve is higher than one end far from casting device close to one end of casting device, can make to sieve
The underproof material of granularity enters big granularity material feed bin discharge hole 11b afterwards.In other embodiments, screening plant can be level
Formula screening plant, screening level setting, the discharge port of the underproof screened device of material sift out.
In the present embodiment, the discharge gate of screening plant is directed away from the area that gathers materials of casting device, sieves by screening plant
The biggish material of granularity enters the area that gathers materials far from casting device afterwards, since the area that gathers materials far from casting device is for collecting big grain
Material is spent, the biggish material of granularity enters the area that gathers materials far from casting device after screening plant screening, convenient to big granularity material
Processing, do not need that special recovery bin is arranged.In other embodiments, screening can be set in two adjacent Qu Zhongjun that gather materials
The sieve of device, two of them screening plant is obliquely installed, and one end that two sieves are proximate to casting device is higher than separate
One end of casting device, the collection of the big granularity material ejected for convenience from the discharge gate of sieve, two adjacent sieves
In close to casting device sieve be higher than far from casting device sieve, and guarantee close to casting device screening plant row
Material mouth height is higher than the height of the screening plant feed inlet far from casting device, ensures that the sieve close to casting device in this way
After mesh screen point, the big granularity material being discharged from discharge gate is able to enter the sieve far from casting device and continues to sieve.Its
In his embodiment, sieve also be can be set at feed bin discharge hole.
In the present embodiment, 1 bottom of feed bin is separated close to the position of casting device 2 and is additionally provided with air inlet 12, small grain size material
Feed bin discharge hole 11a setting is between air inlet 12 and big granularity material feed bin discharge hole 11b.Separate feed bin 1 at the top of be equipped with
The bottom of separation feed bin is arranged in the opposite air outlet 13 of air inlet 12, air inlet 12, and separation feed bin is arranged in air outlet 13
Bottom, the air flow path between air inlet and air outlet, which is in, to gather materials between area and casting device.
For air inlet 12 for making high speed winds enter separation feed bin 1, the powder in mixed material that casting device 2 is dished out is high
Fast wind is recycled it after being blown out by the blowout separation feed bin 1 of air outlet 13, powder.By setting air inlet and with
The opposite air outlet of air inlet is in the air flow path between air inlet and air outlet and gathers materials between area and casting device, can
To pass through air outlet blowout separation feed bin before powder falls into and gathers materials area, separative efficiency is high.
After powder is blown out separation feed bin 1, only surplus stone and sand material in mixed material, high speed winds it is influenced compared with
Small, mixed material continues along direction advance is cast, and since the distance that varigrained material advances is different, small grain size material is fallen into
Close to the area that gathers materials of casting device, drop down on the sieve 31 of screening plant 3, the material bigger than the mesh size of sieve 31 is then from sieve
It slides above net 31 to big granularity material feed bin discharge hole 11b.Remaining big granularity material falls directly into the collection far from casting device
Material area falls into the area that gathers materials far from casting device under encountering after the outer wall of separation feed bin 1, goes out through excessive particle sizes material feed bin
Material mouth 11b discharge separation feed bin.
Casting device 2 in the present embodiment is arranged on the side wall of separation feed bin 1, and casting device 2 includes and separates feed bin 1
The projectile feed bin 21 being wholely set, casting feed bin 21 has feed inlet 211 and material casting mouth 212, casts interior be equipped with of feed bin 21 and is used for
By the material casting wheel 22 at materials casting, in the present embodiment, 22 rolling assembling of material casting wheel is being cast in feed bin 21, and material casting wheel 22 turns
Shaft line is horizontally disposed.Material casting wheel 22 is equipped with the material casting slot 221 axially extending along material casting wheel 22.In other embodiments, cast
Feed bin can with separate feed bin split settings, cast that feed bin is removable to be fixed in separation feed bin；The pivot center of material casting wheel
Can also be vertically arranged, in the case where material casting wheel can satisfy material dishing out remote enough, the pivot center of material casting wheel can be with
It is other any setting forms, the position of screening plant should make adaptability according to the direction for the material that material casting wheel is dished out at this time
Change.
In the present embodiment, the top for casting feed bin 21 is arranged in feed inlet 211, and material casting wheel 22 is arranged in material casting mouth 212
Radial side and opening direction separation feed bin 1.It is remote in order to throw material casting wheel 22 by material as far as possible, in the present embodiment, material casting wheel 22
Rotation counterclockwise, material casting mouth 212, which is arranged in, casts feed bin 21 close to the position at 22 top of material casting wheel.Material casting slot 221 is V-groove,
Material casting slot 221 includes the trailing flank 222 on 22 direction of rotation of material casting wheel in rear side and leading flank 223 in front side,
Middle trailing flank 222 constitutes the material casting face of material casting wheel, and leading flank 223 is gradually to subtract from 221 slot bottom of material casting slot to notch radius of curvature
Small arcwall face, also, leading flank 223 is perpendicular close to the tangent line of the arch section of slot bottom and trailing flank 222, after capable of guaranteeing
The material that side 222 is dished out will not be stopped by leading flank 223.There are three material casting slot 221 is set, three material casting slots 221 are uniformly arranged
On the outer peripheral surface of material casting wheel 22.The top of material casting wheel 22 is arranged in feed inlet 211, in order to make material casting wheel 22 will be from charging
The materials that mouth 211 enters directly are dished out, and make the biggish initial velocity of material acquisition, in the present embodiment, cast the rotation of wheel 22
Axis horizontal setting, material casting mouth 212 are in the left side for casting wheel 22 aside, and feed inlet 211 be in above material casting wheel 22 and towards material casting
Part of the wheel 22 on the right side of the pivot center of material casting wheel 22.In other embodiments, material casting slot may be 90 degree of V-grooves.
When in use, mixed material enters separation feed bin by feed inlet 211 to throwing type material separation device of the invention
1, the casting device 2 by the way that separation feed bin 1 is arranged in casts away mixed material, acts on by the high speed winds of air inlet 12
Under, the powder that mixes in the mixed material that is spilled over is blown off sub-material storehouse by high speed winds, and powder recycles it after being blown out
It utilizes.After powder is blown out separation feed bin 1, remaining big granularity material and small grain size material continue on projectile in mixed material
Direction is advanced, and since the distance that size granularity material advances is different, the distance that small grain size material is advanced is smaller, falls in screening dress
It sets on 3 sieve 31, small grain size material is further screened in the case where the sieve 31 of screening plant 3 acts on, small grain size object
The material that the material of larger granularity does not meet sieve requirement in material is slid from sieve 31 to the area that gathers materials far from casting device.
Big granularity material moves on until dropping down onto big granularity material feed bin discharge hole 11b.
Casting device 2 in the present embodiment casts material, spaced throwing on material casting wheel 22 by setting material casting wheel 22
Hopper makes casting device 2 that intermittent material casting may be implemented.In the case where 3 power limited of screening plant, intermittent material casting is not only
Stacking material on screening plant 3 can be effectively prevented, guarantee the normal work of screening plant 3, while the projectile of intermittent material casting
Device 2 also reduces the requirement to screening plant 3；More importantly the big granule in the mixture that continous way is cast away
Degree material is easy to interfere, after the big granularity material dished out collided with the small grain size material first dished out, cause first to dish out small
Granularity material forward travel distance is farther, and then forward travel distance shortens big granularity material, causes size granularity Material distribution precision significantly
Decline, more big granularity materials fall on screening plant the burden for aggravating screening plant, and the projectile compared to continous way material casting fills
It sets, the mixed material that intermittent material-throwing device is successively dished out will not interfere, and improve sub-material precision, reduce screening plant
Working strength.
The specific embodiment 2 of throwing type material separation device of the invention, the difference in the present embodiment with above-described embodiment
Be only that: material casting wheel includes ontology and the material casting plate that at least two welding extend along material casting wheel radial on the body, and material casting face is set
It sets on material casting plate.
The specific embodiment 3 of throwing type material separation device of the invention, the present embodiment and above-mentioned throwing type feed separation
The difference of the specific embodiment 1 of device is only that: as shown in Fig. 2, the casting device 32 in the present embodiment is intermittent projectile dress
It sets, intermittent casting device includes casting part and feeding part, and casting part includes that the high speed cast in feed bin 321 is arranged in
Belt feeder 322, the feed inlet 3211 for casting feed bin 321 are in the top of high-speed belt conveyor 322, and material casting mouth 3212 is in high speed skin
Side with 322 direction of transfer of machine, mixed material are fallen on high-speed belt conveyor 322 from feed inlet 3211, in high-speed belt conveyor 322
Under the action of mixed material obtain ejection velocity, eventually pass through material casting mouth 3212 and cast away.In the present embodiment, feeding part packet
The interval drawing-in device 33 being arranged at feed inlet 3211 is included, interval drawing-in device 33 includes feeding bin 331 and is arranged in feeding
The feeding disc 332 in storehouse 331.There is feeding bin 331 feeding bin import 3311 and feeding bin to export, feeding bin import 3311 be equipped with into
Hopper 34.In the present embodiment, feeding bin outlet is the same opening, other embodiments with the feed inlet 3211 for casting feed bin 321
In, feeding bin outlet can be connected to the feed inlet for casting feed bin by pipeline.Feeding trough there are four being set on feeding disc 332
3321, when feeding disc turns to feeding trough and feeding bin inlet communication, charging in feeding trough, feeding disc turns to feeding trough and feeds
When bin outlet is connected to, the material in feeding trough is by feeding bin outlet outflow, and each feeding trough is along the circumferentially-spaced of feeding disc
Interval feeding to realize interval feeding mechanism is set.In other embodiments, feeding part can be other interval feeding dresses
It sets, such as feeding solenoid valve, the rotary feeder of stepping conveyer belt in the prior art, the intermittently starting controlled by control switch
Deng.
The specific embodiment 4 of throwing type material separation device of the invention, the present embodiment and above-mentioned throwing type feed separation
The difference of the specific embodiment 1 of device is only that: as shown in Figure 3 and Figure 4, the separation feed bin 41 in the present embodiment is cylindrical shape,
Wherein big granularity material feed bin discharge hole 411b, small grain size material silo discharge port 411a and air inlet 412, air outlet 413
It is annular, also in a ring, casting device 42 is to be arranged in separate the rotary of 41 centre of feed bin to the sieve 431 of screening plant 43
Casting device.Casting device 42 includes that the rotation of fixing seat 422 and rolling assembling in fixing seat casts feed bin 421, fixing seat
422, which are equipped with driving rotation, casts the driving motor 423 that feed bin 421 rotates, the output shaft 4231 and main shaft of driving motor 423
4232 one end connection, rotation cast the other end that feed bin 421 is fixed on main shaft 4232.It is in disk knot that rotation, which casts feed bin 421,
Structure, rotation cast the CENTRIFUGAL ACCELERATING channel 4211 for offering on feed bin 421 and casting feed bin through rotation, radially extending, centrifugation
The both ends of accelerated passage 4211 are the material casting mouth 4212 that rotation casts feed bin, and the middle part that rotation casts feed bin 421 is additionally provided with opening
Upward feed inlet 4213, feed inlet 4213 are in rotation and cast on the rotation axis of feed bin 421, and rotation casts feed bin 421
Rotation axis is vertically arranged.In other embodiments, CENTRIFUGAL ACCELERATING channel can be set multiple, and corresponding CENTRIFUGAL ACCELERATING channel is all provided with
There is material casting mouth, the material entered from feed inlet is dished out when rotation casts the rotation of feed bin from each material casting mouth.
Rotation casts the material guiding plate 424 being equipped with below the feed inlet in feed bin 421, material guiding plate 424 have from up to
Incline upwards from the pivot center for casting feed bin close to rotation to the inclined annular of pivot center for casting feed bin far from rotation lower section
Oblique guide surface 4241, angular guide surfaces 4241 guide the material that feed inlet goes out to straight pass material channel 4211, make material not
It can go out accumulate in feed inlet.
Rotation in the present embodiment casts feed bin at work, and mixed material enters rotation from feed inlet 4213 and casts feed bin
421, the mixed material after is moved to the edge that rotation casts feed bin 421 under the action of the centrifugal force, is being rotated into setting
The CENTRIFUGAL ACCELERATING channel 4211 in feed bin 421 is cast, mixed material continues in CENTRIFUGAL ACCELERATING channel 4211 to material casting mouth 4212
Movement, in the process, mixed material is accelerated, and the mixed material after being accelerated is dished out from material casting mouth.Due to air inlet
412 be annular, and the powder in mixed material after dishing out is blown out in separation feed bin 41 under high speed winds effect by air outlet.
A part is fallen on the sieve 431 of screening plant 43 in remaining mixed material, and another part then enters big granularity material silo
In discharge port 411b.
In the present embodiment, since air outlet 413 is annular, the powder that air outlet 413 comes out, air outlet are collected for convenience
Place is equipped with powder and collects cover 414, and powder collects cover 414 and collects mouth 4141 with powder, facilitates the collection of powder.
The inside of separation feed bin 41 is arranged in casting device 42, and separation feed bin is equipped with the feed inlet with rotating separation feed bin
The feed hopper 44 of 4213 faces, feed hopper pass through powder and collect cover 414 and be weldingly fixed on separation feed bin 41.
Casting device in the present embodiment is rotary casting device, wherein big granularity material feed bin discharge hole 411b, small
Granularity material feed bin discharge hole 411a and air inlet 412, air outlet 413 are annular, and the sieve 431 of screening plant 43 is also in
Annular, in use process, the mixed material for successively casting out by material casting mouth will not be interfered, and improve casting device formula
The sub-material precision of material separation device, reduces the requirement to screening plant specification.
The specific embodiment of throwing type feed separation method of the invention, the projectile in the present embodiment is feed separation method
It is identical as the step of described in the specific embodiment 1 or 2 of above-mentioned throwing type material separation device or 3 or 4, it repeats no more.
The specific embodiment of separation feed bin of the invention, separation feed bin and above-mentioned throwing type feed separation in the present embodiment
The structure that feed bin is separated described in the specific embodiment 1 or 2 of device or 3 or 4 is identical, repeats no more.
In other embodiments, the unqualified material that above-mentioned screening plant sieves can enter special recovery port, recycling
The position of mouth, which can according to need, to be configured, and the inclined direction of the sieve of screening plant, which can according to need, at this time is set
It sets；Above-mentioned each area that gathers materials can be respectively provided with screening plant, and the screen slope direction of each screening plant is identical and from leaning on
End to end on nearly casting device to the direction far from casting device, screening plant corresponding to the area that gathers materials each at this time can be total to
With same set of driving mechanism and mounting rack, the sieve of different size is set in the corresponding area that gathers materials.
Material casting slot on above-mentioned material casting wheel can be circular trough or square groove, material casting slot and be not provided with extension side at this time
To in order to the identical material casting amount of the V-groove that reaches with extend along material casting wheel axial direction, circular trough can be along material casting wheel shaft
To one column of direction setting, certainly, at least two column of circular trough interval setting on material casting wheel；The rear side of above-mentioned material casting wheel upthrow hopper
The interval in face can according to can be realized the successively mixed material that casts out do not interfere subject to be adjusted.
Above-mentioned intermittent casting device can also be continous way casting device, for example be using height described in background technology
Fast belt feeder；Above-mentioned interval drawing-in device can also be electrically operated valve, realize interval feeding by the opening and closing of valve.
Claims (10)
1. throwing type feed separation method, it is characterised in that: for collecting varigrained in the mixed material after dishing out gather materials
At least one in area is gathered materials area's setting screening plant, and casting device dishes out mixed material, and mixed material is by casting device throwing
After out, the feed separation of different grain size size in the mixed material after dishing out, casting device carries out initial gross separation to mixed material,
Further screening is carried out to the material for falling into where the screening plant area that gathers materials by screening plant to meet the requirements to obtain granularity
Material.
2. realizing the throwing type material separation device of throwing type feed separation method as described in claim 1, including separation feed bin
And casting device, at least two are equipped with for collecting gathering materials for material of different grain size in the mixed material after dishing out in separation feed bin
Area, it is characterised in that: gather materials described at least one and be equipped with screening plant above area, mixed material after casting device is dished out,
The feed separation of different grain size size in mixed material after dishing out, casting device carry out initial gross separation, granularity to mixed material
Size and top are equipped with the corresponding material in the area that gathers materials of screening plant and fall on screening plant, are sieved by screening plant further progress
Point.
3. throwing type material separation device according to claim 2, it is characterised in that: only close in the two neighboring area that gathers materials
One of casting device is equipped with the screening plant, and the discharge gate of the screening plant is directed away from the area that gathers materials of casting device.
4. throwing type material separation device according to claim 2 or 3, it is characterised in that: the sieve of the screening plant
It is obliquely installed, sieve is higher than one end far from casting device close to one end of casting device.
5. throwing type material separation device according to claim 2 or 3, it is characterised in that: the separation feed bin is equipped with
The feed bin discharge hole that feed bin is separated for material discharge corresponding with the area that gathers materials.
6. throwing type material separation device according to claim 2 or 3, it is characterised in that: the separation feed bin is equipped with
The air inlet dried for the mixed material after dishing out to casting device and the air outlet being oppositely arranged with air inlet, the air inlet
Air flow path between mouth and air outlet, which is in, to gather materials between area and casting device.
7. separating feed bin, at least two are equipped in separation feed bin for collecting material of different grain size in the mixed material after dishing out
Gather materials area, it is characterised in that: screening plant is equipped with above the area that gathers materials described at least one, mixed material is dished out by casting device
Afterwards, the feed separation of different grain size size in the mixed material after dishing out, casting device carry out initial gross separation, grain to mixed material
Degree size and top is fallen on screening plant equipped with the corresponding material in the area that gathers materials of screening plant, by screening plant further progress
Screening.
8. separation feed bin according to claim 7, it is characterised in that: only close to casting device in the two neighboring area that gathers materials
One is equipped with the screening plant, and the discharge gate of the screening plant is directed away from the area that gathers materials of casting device.
9. separation feed bin according to claim 7 or 8, it is characterised in that: the screen slope of the screening plant is arranged, sieve
Net is higher than one end far from casting device close to one end of casting device.
10. separation feed bin according to claim 7 or 8, it is characterised in that: the separation feed bin is equipped with and the area pair that gathers materials
The feed bin discharge hole of separation feed bin should be discharged for material.
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| CN107583860B (en) * | 2017-09-19 | 2020-03-10 | 格林美（武汉）城市矿产循环产业园开发有限公司 | Air flotation device for large and small metal particles |
| CN107899955B (en) * | 2017-10-20 | 2020-07-10 | 东台市赐百年生物工程有限公司 | Hierarchical formula spirulina removes silt device |
| CN107931082B (en) * | 2017-12-26 | 2024-03-26 | 安徽鼎梁生物能源科技开发有限公司 | Straw powder cutting machine result partial shipment mechanism |
| CN108704832B (en) * | 2018-05-29 | 2020-11-27 | 江西四季景观建设有限公司 | Sand screening device of high-efficient separation |
| CN111014038B (en) * | 2019-11-29 | 2021-06-08 | 广西建技电子有限公司 | Aluminum scrap aluminum foil aluminum crushed material recovery device |
| CN114322489B (en) * | 2021-12-20 | 2023-03-31 | 湖南中医药大学 | Traditional Chinese medicine drying device capable of realizing weight separation |
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