CN110385189A - A kind of ball grinder graded system of super-fine silicon micro-powder - Google Patents
A kind of ball grinder graded system of super-fine silicon micro-powder Download PDFInfo
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- CN110385189A CN110385189A CN201910813618.2A CN201910813618A CN110385189A CN 110385189 A CN110385189 A CN 110385189A CN 201910813618 A CN201910813618 A CN 201910813618A CN 110385189 A CN110385189 A CN 110385189A
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- blanking bin
- axis
- feed
- super
- broken arch
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000000843 powder Substances 0.000 title claims abstract description 23
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 18
- 239000010703 silicon Substances 0.000 title claims abstract description 18
- 239000012716 precipitator Substances 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 35
- 235000013312 flour Nutrition 0.000 claims description 17
- 239000000377 silicon dioxide Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000003351 stiffener Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the 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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a kind of ball grinder graded systems of super-fine silicon micro-powder, including intermittent ball mill, grader, dust-precipitator, charging gear is provided between intermittent ball mill discharge port and classification machine inlet, the charging gear includes bracket, blanking bin of the device on bracket, blanking bin bottom are provided with blanking bin discharge port external, and blanking bin discharge port external is internally provided with feed axis, it is provided on bracket and to the feed motor that power axis couples, is fed on axis and is provided with the pressure feeding spiral blade that can be rotated with it；Blanking bin is internally located above feed axis and is provided with rotatable broken arch axis, and the broken arch blade that can be rotated with it is provided on broken arch axis, and broken arch blade is located above pressure feeding spiral blade, and the two is non-interference；The broken arch motor with the connection of broken arch axis is provided on bracket.The ball grinder graded system of super-fine silicon micro-powder that the present invention provides a kind of structures more rationally, performance is relatively reliable.
Description
Technical field
The present invention relates to a kind of ball grinder graded systems of super-fine silicon micro-powder.
Background technique
The ball grinder graded system of the compositions such as existing intermittent ball mill and grader, during grader feed,
With the increase of duration, the problem of being easy to happen silica flour putty.Meanwhile can exist in the silica flour of ball mill discharge a small amount of
10mm or less mill is situated between, if being directly conveyed to grader through charging gear, may be damaged the ceramic grading wheel of grader, or card
The discharge valve of dead grader discharge port.In addition, the sieve plate on existing intermittent ball mill is because structure is not reasonable, there are use
The production such as round steel metal sieve plate has metallic pollution and long-term receiving high-strength impact easy fracture, and ceramic sieve plate is because of unbearable punching
Hit the problems such as easily broken.
Meanwhile clearance-type ball mill production average grain diameter 5um ultrafine quartz powder in+20um coarse granule generally 5%
Within, i.e., the partial size of 95% or more silica flour is no more than 20um.
The classification efficiency of grader is related to incising control, and incising control is bigger, and classification efficiency is higher, and incising control is got over
Small, classification efficiency is lower.If incising control is 60um, classification efficiency can reach 80% or more, directly be classified in the usual way
Most of product can be recycled；If desired high-end superfine powder product is produced, needs to cut off 20um or more coarse granule, incising control is set
It is set to 20um, at this point, the classification efficiency of grader, 50~60%, directly classification can only recycle most 57% in the usual way
Product will cause the waste of quite a few product.
Summary of the invention
The ball grinder graded system of super-fine silicon micro-powder that the object of the present invention is to provide a kind of structures more rationally, performance is relatively reliable
System.
The technical solution adopted by the present invention to solve the technical problems is: a kind of ball grinder graded system of super-fine silicon micro-powder, packet
Intermittent ball mill, grader, dust-precipitator are included, feed dress is provided between intermittent ball mill discharge port and classification machine inlet
It sets, the charging gear includes bracket, blanking bin of the device on bracket, and blanking bin bottom is provided with blanking bin discharge port external, under
Feed bin discharge hole is internally provided with feed axis, is provided on bracket and to the feed motor that power axis couples, is fed on axis and is provided with
The pressure feeding spiral blade that can be rotated with it；Blanking bin is internally located above feed axis and is provided with rotatable broken arch axis, broken arch axis
On be provided with the broken arch blade that can be rotated with it, broken arch blade is located above pressure feeding spiral blade, and the two is non-interference；On bracket
It is provided with the broken arch motor with the connection of broken arch axis.
Further, spin vibration sieve is provided with above blanking bin, spin vibration sieve is rotatable to be hung on bracket, and spin vibration sieve goes out
Material mouth is set in the inside of blanking bin top feed inlet, between blanking bin top outer wall and the circle of spin vibration sieve lower outside wall one
All standing is provided with the silicane rubber plate for the two that is flexible coupling.The mesh diameter of sieve is 1~3mm in spin vibration sieve.
Further, broken arch motor and feed motor are same motor, and the motor and feed axis are connected, under feed axis stretches out
Device has driving wheel on the part of feed bin, and the end that broken arch axis stretches out blanking bin is provided with driven wheel, and driven wheel and driving wheel are nibbled
Properly match；The revolving speed of driving wheel is 5~10 times of secondary speed.
Further, the feed end of grader is connected with feed pipe, and grader is provided with discharge gate and lower discharge
Mouthful, upper discharge gate is connected with dust-precipitator；Lower discharge gate is connected with pneumatic double butterfly valves, and the discharge end of pneumatic double butterfly valves is provided with
The feed end of discharge port and return port, return port and feed pipe is connected.
Further, returning charge feeding device is provided between return port and feed tube end；The returning charge feeding device
Select screw(-type) feeder；The discharge port of pneumatic double butterfly valves is provided with frequency conversion discharge valve.
Further, constant feeder is provided between the blanking bin discharge port external and feed pipe.
Further, the discharge port of the intermittent ball mill is provided with sieve-plate structure, and the sieve-plate structure includes bottom frame,
Upward support frame is provided on bottom frame, the top of support frame is provided with fixing seat, is provided in fixing seat for rigging screw
Bolt fitting holes；One group of isolating bar is provided in bottom frame；Bottom frame, isolating bar, support frame outer surface be enclosed with PU layers.
Further, the top of support frame, which extends radially outwardly, is provided with sealed step, and sealed step includes PU layers, Gu
Reservation is arranged on the upper surface of sealed step, and the feed inlet of intermittent silica flour ball mill is arranged in the lower end surface of sealed step
On upper surface.
Further, the longitudinal section of the sieve plate ontology is in U-shape, and bottom frame is square；The vertical bottom frame of support frame is straight up
Setting, fixing seat are each provided with two groups at left and right sides of the over top of support frame, and every group of fixing seat is by two fixed plates structure
At being provided with resigning compatible with screw gap between two fixed plates, bolt fitting holes are resigning gap.
Further, the gross area for the external series gap being made of on bottom frame isolating bar account for the bottom frame end face gross area 30%~
40%, wherein the width of every external series gap is in 6~10mm；Isolating bar equidistant longitudinal arrangement is located on isolating bar on bottom frame
Square transverse strands are equipped with a stiffener, are wrapped with PU layers；Fixed seating is provided with nut positioning above resigning gap
Groove.
Beneficial effects of the present invention: it by the way that charging gear is arranged between intermittent ball mill and grader, and is giving
Material device setting broken arch axis, broken arch blade constantly break up the silica flour in the phase, energy through broken arch blade during feed
Enough effectively to solve original individually designed screw feeder blade, it is hardened to be easy to happen silica flour, under do not go, influence the normal of silica flour
The problem of blanking.
Used by oscillating screen mill a small amount of in screening silica flour is situated between.First pass through the material that vibrating screen discharges to intermittent ball mill
It is simply sieved, is then delivered to gas flow sizing machine, prepared for the screening of grader, screened out mill therein and be situated between, prevent
The discharge valve of its grading wheel for damaging grader and stuck grader discharge port.Silicane rubber plate prevents from raising to improve sealing
Dirt, while the normal operation of spin vibration sieve is not influenced
By the way that the return port being connected with feed tube end is arranged, the portion for the silica flour that discharge gate is discharged under grader is realized
Divide return feed pipe, and then reenter grader and realize circulation classification, can be improved the rate of recovery of silica flour, effectively solves existing
For some silica flour stand alone type hierarchy systems when being classified high-end superfine powder, classification efficiency is low, in turn results in most of product waste
The problem of.
The outer surface of bottom frame, isolating bar, support frame in intermittent discharge port sieve-plate structure wraps up PU layers, because of PU packet
Including has elasticity, in this way when impacting, just has certain buffer function, can reduce the impact force that sieve plate is subject to, mention
Its high service life, that is, solve the sieve plate on existing intermittent ball mill because structure is not reasonable, and there is thereon
Isolating bar width of crying is smaller, and to absorb impact power weak for the sieve plate of-ceramics or round steel, the problem of being easily damaged.Meanwhile between resigning
Gap, which may be implemented rotatable screw of the assembly on ball mill side turning to resigning gap, can be realized installation, big in this way
The ease of assembly is improved greatly, is assembled easier.
Below with reference to drawings and examples, the present invention is described in detail.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of charging gear.
Fig. 3 is the cross section structure schematic diagram of intermittent ball mill.
Fig. 4 is the structural schematic diagram of sieve-plate structure.
Fig. 5 is the section B-B structural schematic diagram of sieve-plate structure.
Fig. 6 is the structural schematic diagram of bottom frame in sieve-plate structure.
Specific embodiment
Embodiment, the ball grinder graded system of a kind of super-fine silicon micro-powder as shown in Figures 1 to 6, including intermittent ball mill
111, grader 1, dust-precipitator 31 are provided with charging gear between 1 feed inlet of 111 discharge port of intermittent ball mill and grader
112, the charging gear 112 includes bracket, including bracket 11, blanking bin 12 of the device on bracket 11,12 bottom of blanking bin
It is provided with 12 discharge port of blanking bin, 12 discharge port of blanking bin is internally provided with feed axis 13, is provided with and gives power axis on bracket 11
The feed motor of connection is fed on axis 13 and is provided with the pressure feeding spiral blade 14 that can be rotated with it；It is characterized by: blanking bin 12
It is internally located above feed axis 13 and is provided with rotatable broken arch axis 15, the broken arch paddle that can be rotated with it is provided on broken arch axis 15
Leaf 16, broken arch blade 16 are located at 14 top of pressure feeding spiral blade, and the two is non-interference；It is provided on bracket 11 and broken arch axis 15
The broken arch motor connect.
Broken arch blade 16 is settable in around broken arch axis 15, angle is provided with four at equal intervals in setting, elongated,
And top is in tip-angled shape.Shape, the quantity of certain broken arch blade 16 are not limited to by foregoing description, as long as can be realized broken arch effect
Blade all within the protection scope of this programme.
The top of blanking bin 12 is provided with spin vibration sieve 17, and spin vibration sieve 17 is rotatable to be hung on bracket 11, spin vibration sieve 17
Discharge port is set in the inside of 12 top feed inlet of blanking bin, around 17 lower outside wall of 12 top outer wall of blanking bin and spin vibration sieve
All standing is provided with the silicane rubber plate 41 for the two that is flexible coupling between one circle.In spin vibration sieve 17 the network interface diameter of sieve be 1~
13mm。
Spin vibration sieve 17, can be on the outside around playing one week four hanging rod 19 of angle setting at equal intervals, in hanging rod 19 in setting
Between one section be 40 structure of vibrating spring, fixed plate 18 is arranged in external in rotary screen, and the bottom of hanging rod 19 is fixed on fixed plate 18
On, the top of hanging rod 19 is fixed on bracket 11, while the vibration for driving spin vibration sieve 17 to move is additionally provided on bracket 11
Motor, vibrating motor are connected with eccentric block to realize the rotation vibration effect of spin vibration sieve 17.The fixation of blanking bin 12 is erected at bracket
On 11.Above are only a kind of assembly method of rotary screen, remaining common assembly method belongs to the range of this programme, as long as its
The assembly demand that can satisfy spin vibration sieve 17 does not influence its normal work.Existing spin vibration sieve 17 can be selected in spin vibration sieve 17,
Because innovative point of the invention does not lie in the improvement on 17 body structures of spin vibration sieve, therefore its structure is not specifically described.Blanking bin, rotation
Vibration sieve, cross section are circle.Its upper and lower ends of silicane rubber plate 41 are pushed up with 17 lower outside wall of spin vibration sieve, blanking bin 12 respectively
Portion's lateral wall is bonded setting completely, and side one week is hermetically sealed, and then realizes that the sealing of spin vibration sieve 17 and lower two storehouse 12 is flexible coupling.
Silicane rubber plate 41 is only one such selection, can reach the sealing of the above-mentioned other material for being flexible coupling and having sealing effect
Structure book friend protection scope of the present invention.
Broken arch motor and feed motor are same motor, which is connected by shaft coupling and feed axis 13, are fed axis 13
Stretching out device on the part of blanking bin 12 has driving wheel, and the end that broken arch axis 15 stretches out blanking bin 12 is provided with driven wheel, driven
Wheel and driving wheel engagement adaptation；The revolving speed of driving wheel is 5~10 times of secondary speed.The selection of motor can be according to power needs
Selection existing motor on the market, driving wheel, driven wheel can be selected it is existing because innovative point does not lie in motor, active
This body structure of wheel, driven wheel, therefore the explanation of configuration aspects is not further related to.
The feed end of the grader 1 is connected with feed pipe 2, and grader 1 is provided with discharge gate 3 and lower discharge gate
4, lower discharge gate 4 is connected with feeding-distribution device, and the discharge end of feeding-distribution device is provided with discharge port and return port, return port and into
The feed end of expects pipe 2 is connected.
The feeding-distribution device is pneumatic double butterfly valves 5.Returning charge feeding device is provided between return port and feed tube end.
Certainly, feeding-distribution device is not limited to pneumatic double butterfly valves, remaining principle is same, can be realized the separation of material, divides at least
The device of two discharge gates discharge, can be included in the scope of feeding-distribution device.
Returning charge feeding device 6 is screw(-type) feeder.Screw(-type) feeder uses existing screw(-type) feeder, while can also
Using the other feeding devices for being different from screw(-type) feeder, it is not limited to screw(-type) feeder.During specific implementation,
It can choose remaining feeding device.
The discharge port of powder device is provided with frequency conversion discharge valve 7.Frequency conversion discharge valve 7 adjusts its frequency as needed, realizes
Dosing, that is, the accounting that material is respectively discharged in discharge port and return port is set as needed.The present embodiment is not limited to
Frequency conversion discharge valve 7, remaining can realize the structure of same purpose, be all contained within the protection scope of this programme.Frequency conversion discharge valve 7
Discharge gate be connected with material-gathering device, material-gathering device here can be one of jumbo bag 8, packing machine 9.
The feed end of the feed pipe 2 is connected with constant feeder 30.Constant feeder and above-mentioned frequency conversion discharging
The model for selecting market common by those skilled in the art on the basis of valve 7 can be disclosed in this programme.Constant feeder 30
Screw fixed-weight feeder can be selected.
The feed end of constant feeder 30 is connected with the discharge port of intermittent ball mill, and the upper discharge gate 3 of grader 1 connects
Dust-precipitator 31, dust-precipitator 31 connect blower 32, and two-way feeding device 33, the two-way conveying is arranged in the discharge port connection of dust-precipitator 31
Device 33 is screw conveying device, and it can realize both sides' conveying, be correspondingly connected with and be provided at the both ends of two-way feeding device 33
Frequency conversion discharge valve 7, the discharge gate of two frequency conversion discharge valves 7 are correspondingly arranged on one of packing machine 9, jumbo bag 8.
By increasing feeding-distribution device and return port, silica flour a part that discharge gate 4 under grader is discharged is passed through into sub-material
The discharge port discharge of device directly packs, and another part enters feed tube end by return port, to pass through feed pipe
Again it is delivered to grader and carries out secondary grading, scalping so compared with the prior art substantially increases the receipts of silica flour
Collection rate solves existing silica flour stand alone type hierarchy system when being classified high-end superfine powder, and classification efficiency is low, in turn results in big
The problem of portioned product wastes.Meanwhile because silica flour a part is discharged by discharge port, a part is returned by return port divides
Grade, the problem of endless loop will not occur in this way.
The discharge port of the intermittent ball mill 111 is provided with sieve-plate structure, and the sieve-plate structure includes bottom frame 21, bottom frame
Upward support frame 22 is provided on 21, the top of support frame 22 is provided with fixing seat 23, is provided in fixing seat 23 for filling
Bolt fitting holes with screw 29；One group of isolating bar 24 is provided in bottom frame 21；Bottom frame 21, isolating bar 24, support frame 22 it is outer
It is coated with PU layer 25.
The top of support frame 22, which extends radially outwardly, is provided with sealed step 26, and sealed step 26 includes PU layer 25, Gu
Reservation 23 is arranged on the upper surface of sealed step 26, and intermittent silica flour ball mill is arranged in the lower end surface of sealed step 26
On feed inlet upper surface.
The longitudinal section of the sieve plate ontology is in U-shape, and bottom frame 21 is square；The vertical bottom frame 21 of support frame 22 is set straight up
It sets, fixing seat 23 is each provided with two groups at left and right sides of the over top of support frame 22, and every group of fixing seat 23 is by two pieces of fixations
Plate 27 is constituted, and is provided between two fixed plates 27 and is as stepped down with the compatible resigning gap 28 of screw 29, bolt fitting holes
Gap 28.The top that fixing seat 23 is located at resigning gap 28 is provided with nut positioning groove.
The gross area for the external series gap 29 being made of on bottom frame 21 isolating bar 24 account for the 21 end face gross area of bottom frame 30%~
40%, wherein the width of every external series gap 29 is in 6~10mm.The equidistant longitudinal arrangement of isolating bar 24, be located on bottom frame 21 every
It is equipped with a stiffener 116 from 24 top transverse strands of item, is wrapped with PU layer 25.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate institute
The quantity of the technical characteristic of instruction." first " is defined as a result, the feature of " second " can explicitly or implicitly include one
Or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In addition, term " includes " and its any deformation, it is intended that cover and non-exclusive include.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Term used herein above is not intended to limit exemplary embodiment just for the sake of description specific embodiment.Unless
Context clearly refers else, otherwise singular used herein above "one", " one " also attempt to include plural number.Also answer
When understanding, term " includes " and/or "comprising" used herein above provide stated feature, integer, step, operation,
The presence of unit and/or component, and do not preclude the presence or addition of other one or more features, integer, step, operation, unit,
Component and/or combination thereof.
Above embodiments are not the viewpoint from restriction, but from the viewpoint of illustrative.The scope of the present invention be according to
Depending on scope of the claims, rather than depending on the explanation, and it should be interpreted that and all differences point in its equivalency range
All it is included in the present invention.As long as using changing for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out
Into；Or it is not improved, above-mentioned conception and technical scheme of the invention are directly applied into other occasions, in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of ball grinder graded system of super-fine silicon micro-powder, including intermittent ball mill, grader, dust-precipitator, it is characterised in that:
It is provided with charging gear between formula of having a rest ball mill discharging mouth and classification machine inlet, the charging gear includes bracket, and device exists
Blanking bin on bracket, blanking bin bottom are provided with blanking bin discharge port external, and blanking bin discharge port external is internally provided with feed axis, bracket
On be provided with and to power axis couple feed motor, be fed axis on be provided with the pressure feeding spiral blade that can be rotated with it；Blanking bin
It is internally located above feed axis and is provided with rotatable broken arch axis, the broken arch blade that can be rotated with it is provided on broken arch axis, is broken
Arch blade is located above pressure feeding spiral blade, and the two is non-interference；The broken arch motor with the connection of broken arch axis is provided on bracket.
2. the ball grinder graded system of super-fine silicon micro-powder according to claim 1, it is characterised in that: be provided with above blanking bin
Spin vibration sieve, spin vibration sieve is rotatable to be hung on bracket, and the discharge port of spin vibration sieve is set in the inside of blanking bin top feed inlet, around
All standing is provided with the silicon rubber for the two that is flexible coupling between blanking bin top outer wall and the circle of spin vibration sieve lower outside wall one
Plate.The mesh diameter of sieve is 1~3mm in spin vibration sieve.
3. the ball grinder graded system of super-fine silicon micro-powder according to claim 1 or 2, it is characterised in that: broken arch motor and feed
Motor is same motor, and the motor and feed axis are connected, and feed axis, which stretches out device on the part of blanking bin, driving wheel, broken arch axis
The end for stretching out blanking bin is provided with driven wheel, driven wheel and driving wheel engagement adaptation；The revolving speed of driving wheel is secondary speed
5~10 times.
4. the ball grinder graded system of super-fine silicon micro-powder according to claim 3, it is characterised in that: the feed end of grader connects
It is provided with feed pipe, grader is provided with discharge gate and lower discharge gate, and upper discharge gate is connected with dust-precipitator；Lower discharge gate connection
Pneumatic double butterfly valves are provided with, the discharge end of pneumatic double butterfly valves is provided with discharge port and return port, the charging of return port and feed pipe
End is connected.
5. the ball grinder graded system of super-fine silicon micro-powder according to claim 4, it is characterised in that: return port and feed tube
Returning charge feeding device is provided between end；The returning charge feeding device selects screw(-type) feeder；Pneumatic double butterfly valve discharge ends go out
Material is connected with frequency conversion discharge valve.
6. the ball grinder graded system of super-fine silicon micro-powder according to claim 5, it is characterised in that: the blanking bin discharge port external and
Constant feeder is provided between feed pipe.
7. the ball grinder graded system of super-fine silicon micro-powder according to claim 1, it is characterised in that: the intermittent ball mill
Discharge port is provided with sieve-plate structure, and the sieve-plate structure includes bottom frame, and upward support frame, the top of support frame are provided on bottom frame
End is provided with fixing seat, and the bolt fitting holes for rigging screw are provided in fixing seat；One group of isolating bar is provided in bottom frame；
Bottom frame, isolating bar, support frame outer surface be enclosed with PU layers.
8. the ball grinder graded system of super-fine silicon micro-powder according to claim 7, it is characterised in that: the top of support frame it is radial to
Outer extension is provided with sealed step, and sealed step includes PU layers, and fixing seat is arranged on the upper surface of sealed step, sealing station
The lower end surface of rank is arranged on the feed inlet upper surface of intermittent silica flour ball mill.
9. the ball grinder graded system of super-fine silicon micro-powder according to claim 8, it is characterised in that: the vertical of the sieve plate ontology cuts
Face is in U-shape, and bottom frame is square；The vertical bottom frame of support frame is arranged vertically upwards, and fixing seat is in over top of support frame or so two
Side is each provided with two groups, and every group of fixing seat is made of two fixed plates, is provided between two fixed plates and is adapted with screw
Resigning gap, bolt fitting holes are resigning gap.
10. the ball grinder graded system of super-fine silicon micro-powder according to claim 9, it is characterised in that: by isolating bar structure on bottom frame
At the gross area of external series gap account for the 30%~40% of the bottom frame end face gross area, wherein the width of every external series gap 6~
10mm；Isolating bar equidistant longitudinal arrangement is located at transverse strands above isolating bar on bottom frame and is equipped with a stiffener, is wrapped with
PU layers；Fixed seating is provided with nut positioning groove above resigning gap.
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| CN201910813618.2A CN110385189A (en) | 2019-08-29 | 2019-08-29 | A kind of ball grinder graded system of super-fine silicon micro-powder |
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| CN201910813618.2A CN110385189A (en) | 2019-08-29 | 2019-08-29 | A kind of ball grinder graded system of super-fine silicon micro-powder |
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