CN109999964A - Dry mix abrasive roller and dry mix grinding system - Google Patents
Dry mix abrasive roller and dry mix grinding system Download PDFInfo
- Publication number
- CN109999964A CN109999964A CN201910397093.9A CN201910397093A CN109999964A CN 109999964 A CN109999964 A CN 109999964A CN 201910397093 A CN201910397093 A CN 201910397093A CN 109999964 A CN109999964 A CN 109999964A
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- Prior art keywords
- mixing drum
- dry mix
- grinding
- wind
- distributing hole
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- 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
- 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
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
- B02C23/30—Passing gas through crushing or disintegrating zone the applied gas acting to effect material separation
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The present invention relates to a kind of dry mix abrasive roller and dry mix grinding systems, belong to mineral milling apparatus field.Including mixing drum, wind blanking device is locked in connection above mixing drum, is connected to raw material cabin above lock wind blanking device；Fine powder grader is connected to feed back pipe by feed pipe respectively above mixing drum, fine powder grader is connected to bagroom；Mixing drum is in tilted layout, eccentric setting agitating shaft in mixing drum, and mixing drum bottom is equipped with wind distributing hole plate, and wind distributing hole board bottom portion is connected to intake stack, and the intake stack other end connects air blower.The present invention improves the impact comminution ability of grinding machine, keeps grinding efficiency high, low energy consumption, and reduction ratio is big, and use scope is wide, is conducive to superfine grinding；Medium ball and material is set to generate powerful shearing force and impact force.The result of comprehensive function power result in material particular diameter reduce and it is evenly dispersed, promote material to reach efficient extra-fine grinding effect in milling zone.
Description
Technical field
The present invention relates to a kind of dry mix abrasive roller and dry mix grinding systems, belong to mineral milling apparatus neck
Domain.
Background technique
Grinding is a kind of extensive and important production technology, but with the progress of social development and technology, this tradition work
Skill is also faced with huge challenge, and it is a kind of high reliablity, the high grinding of grinding quality that the milling equipment of early stage, which uses ball mill,
Technique, but be also that a kind of energy consumption is high, noise and the apparent grinding process of vibration, capacity usage ratio are low.
Summary of the invention
The object of the present invention is to provide a kind of dry mix abrasive roller and dry mix grinding systems, improve grinding machine
Impact comminution ability keeps grinding efficiency high, and low energy consumption, and reduction ratio is big, and use scope is wide, is conducive to superfine grinding；Make medium ball
Powerful shearing force and impact force are generated with material.The result of comprehensive function power result in material particular diameter reduce and it is evenly dispersed,
Material is promoted to reach efficient extra-fine grinding effect in milling zone.
Dry mix grinding system of the present invention, including mixing drum, mixing drum top connection lock wind blanking device,
It locks and is connected to raw material cabin above wind blanking device；Fine powder grader is connected to feed back pipe by feed pipe respectively above mixing drum, carefully
Powder grader is connected to bagroom；Mixing drum is in tilted layout, eccentric setting agitating shaft in mixing drum, mixing drum bottom
Equipped with wind distributing hole plate, wind distributing hole board bottom portion is connected to intake stack, and the intake stack other end connects air blower.
Protective shell is equipped with outside the mixing drum.
The feed back pipe is arranged through mixing drum top, and feed back pipe is equipped with blower cover.
The agitating shaft side is equipped with scraper.
The bagroom bottom is equipped with products export, and bagroom passes through pipeline connection high-pressure suction fan.
Dry mix abrasive roller of the present invention, including mixing drum, mixing drum are in tilted layout, in mixing drum
Eccentric setting agitating shaft, mixing drum bottom are equipped with wind distributing hole plate, and wind distributing hole board bottom portion is connected to intake stack, and intake stack is another
End connection air blower.
Protective shell is equipped with outside the mixing drum.
The feed back pipe is arranged through mixing drum top, and feed back pipe is equipped with blower cover.
The agitating shaft side is equipped with scraper.
Grinding mechanism is that raw material first passes around bottom in lock wind blanking device feeding mixing drum, forms fluidization grinding state
Material mutually collided and rubbed with high-speed motion medium ball.All stirring rod are revolved at a high speed under power drive on agitating shaft
Turn, and it is crosscutting enter different location dielectric layer in, under the influence of this centrifugal rotation power and the multiple external force of gravity, formed medium
Ball erratic motion in mixing drum generates powerful impact force and shearing force between medium ball.Effect of impact is due to stirring
Caused by mutual collision between stick promotion medium ball and medium ball, shear action is then to be present in the disorder campaign institute of medium ball
Among the different rotating speeds of generation and direction rotate, self-grinding action be then phase mutual friction between material and collide as a result, comprehensive
The result of joint force results in material particular diameter and reduces and evenly dispersed, promotes material to reach efficient in milling zone and ultra-fine grinds
Grind effect.Superfine powdery material generates deposition in mixing drum bottom in order to prevent, and wind distributing hole is housed in the bottom of mixing drum
Wind is sent into mixing drum by plate, high pressure blower by wind distributing hole plate, and the material for having reached fineness is sent into going out for top
Material mouth is discharged through fine powder grader, to prevent thin material in bottom deposit, efficiently reduces grinding phenomenon.It grinds out
The high speed negative pressure gas flow that mixture is stirred cylinder outer wall, which is promoted rapidly, to be brought into upper side grading plant.Into high speed rotation
Special-shaped graded blade between micro powder granule and air-flow be in laminar condition movement, micro powder granule is by centrifugal force and Jie at this time
The effect of matter resistance, the relatively small fine grained of quality overcomes the effect of centrifugal force and is taken out of outside machine by air-flow, quality phase at this time
Overcome that resistance of medium does centrifugal rotary motion and gravity is moved downwardly into refeed line to biggish coarse granule, again returns to
Bottom re-starts grinding in mixing drum.The ventilation atmosphere of grinding can be required according to different materials and product surface are modified
It is selected in system
Compared with prior art, the beneficial effect of dry mix grinding system of the present invention is:
The present invention, which passes through, is arranged inclined mixing drum, arranged off-centre agitating shaft, wind distributing hole plate and fine powder grader,
The impact comminution ability for improving grinding machine keeps grinding efficiency high, and low energy consumption, and reduction ratio is big, and use scope is wide, is conducive to superfine powder
Mill；Medium ball and material is set to generate powerful shearing force and impact force.The result of comprehensive function power results in material particular diameter reduction
And it is evenly dispersed, promote material to reach efficient extra-fine grinding effect in milling zone.To grinding material and time stage, avoided
Phenomenon is ground,
Compared with prior art, the beneficial effect of dry mix abrasive roller of the present invention is:
1, the present invention is by inclination arrangement mixing drum, facilitates abrasive media and do in inside to move back and forth from bottom to top,
Medium ball and material is set to generate powerful shearing force and impact force.The result of comprehensive function power result in material particular diameter reduce and
Even dispersion promotes material to reach efficient extra-fine grinding effect in milling zone.
2, by the way that eccentric agitating shaft, and the stirring rolling of setting synchronous rotary are arranged in the mixing drum that is in tilted layout again
Cylinder, improves the impact comminution ability of grinding machine, keeps grinding efficiency high, low energy consumption, and reduction ratio is big, and use scope is wide, is conducive to surpass
Fine powder mill.Increase shearing force, improves broken and grinding efficiency.
3, mixing drum bottom ventilation designs, help to have reached the material of technique requirement in time with material to be ground and
When separate, and be sent into cylinder top and collected after grader sorts by pulsating collection.The overground existing of common grinding equipment is prevented
As improving grinding efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention,
Fig. 2 is mixing drum schematic cross-sectional view in another embodiment of the present invention,
Fig. 3 is fine powder grader structural schematic diagram,
Fig. 4 is lock wind blanking device structural schematic diagram,
Fig. 5 is lock wind blanking device cross section structure schematic diagram.
In figure: 1, raw material cabin 2, feed back pipe 3, scraper 4, stirring spindle motor 5, mixing drum driving motor 6,
Agitating shaft 7, intake stack 9, air blower 10, abrasive media distributed area 11, blower cover 12, stirs wind distributing hole plate 8
Mix roller 13, feed opening 14, lock wind blanking device 15, fine powder grader 16, products export 17, high-pressure suction fan
18, bagroom 19, classifier impeller driving 20, fine powder are classified feed inlet 21, paddle agitating shaft 22, discharge port
23, fine powder grading discharge mouth 24, feed pipe 25, protective shell；
14.1, entrance 14.2, lock fan blade 14.3, outlet.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is made further clear
Chu is fully described by:
Embodiment 1
As shown in fig. 1~fig. 5, dry mix grinding system of the present invention, including dry mix abrasive roller, it is described
Dry mix abrasive roller include mixing drum 12, mixing drum 12 is in tilted layout, eccentric setting stirring in mixing drum 12
Axis 6, the connection stirring spindle motor 4 of agitating shaft 6,；12 bottom of mixing drum is equipped with wind distributing hole plate 7,7 bottom of wind distributing hole plate connection air inlet
Pipeline 8,8 other end of intake stack connect air blower 9.Connection lock wind blanking device 14, locks wind blanking device 14 above mixing drum 12
Top is connected to raw material cabin 1；12 top of mixing drum is connected to fine powder grader 15, fine powder with feed back pipe 2 by feed pipe 24 respectively
Grader 15 is connected to bagroom 18；Mixing drum connects mixing drum driving motor 5；It locks and is equipped with blanking below wind blanking device
Mouth 13, fine powder grader include impeller, and impeller connects classifier impeller driving 19, and fine powder grader further includes subdivision hierarchy charging
Mouth 20 and subdivision hierarchy discharge port 23, mixing drum top open up discharge port 22, and discharge port 22 is connected to fine powder by feed pipe 24
It is classified feed inlet 20, material enters fine powder grader from discharge port, by subdivision hierarchy feed inlet 20, through subdivision hierarchy discharge port
23 are sent into bag filter 18.
Protective shell 25 is equipped with outside mixing drum 12.
Feed back pipe 2 is arranged through 12 top of mixing drum, and feed back pipe 2 is equipped with blower cover 11.
6 side of agitating shaft is equipped with scraper 3.Agitating shaft 6 can also use paddle agitating shaft 21.
18 bottom of bagroom is equipped with products export 16, and bagroom 18 passes through pipeline connection high-pressure suction fan 17.
Locking wind blanking device includes lock fan blade 14.2, locks and is equipped with entrance 14.1 above fan blade 14.2, locks fan blade 14.2
Lower section is equipped with outlet 14.3, and entrance 14.1 is connected to raw material cabin 1,14.3 connection feed opening 13 of outlet.
The course of work or working principle:
Material is put into raw material cabin, enters mixing drum from raw material cabin, and mixing drum itself rotates, eccentric in mixing drum
The agitating shaft of arrangement rotates, and the material for forming fluidization grinding state is mutually collided and rubbed with high-speed motion medium ball,
Form abrasive media distributed area 10；Air blower is dried by wind distributing hole plate into mixing drum, and the powder after grinding is blown afloat to come,
Powder enters fine powder grader by feed pipe and is classified after grinding, and satisfactory powder enters bagroom, is not inconsistent
It closes returning in mixing drum by feed back pipe for requirement to continue to grind, passes through and push powder to carry out fine powder after wind-force air blowing powder
Grader solves the problems, such as that powder crosses grinding.
Grinding mechanism is that raw material first passes around bottom in lock wind blanking device feeding mixing drum, forms fluidization grinding state
Material mutually collided and rubbed with high-speed motion medium ball.All stirring rod are revolved at a high speed under power drive on agitating shaft
Turn, and it is crosscutting enter different location dielectric layer in, under the influence of this centrifugal rotation power and the multiple external force of gravity, formed medium
Ball erratic motion in mixing drum generates powerful impact force and shearing force between medium ball.Effect of impact is due to stirring
Caused by mutual collision between stick promotion medium ball and medium ball, shear action is then to be present in the disorder campaign institute of medium ball
Among the different rotating speeds of generation and direction rotate, self-grinding action be then phase mutual friction between material and collide as a result, comprehensive
The result of joint force results in material particular diameter and reduces and evenly dispersed, promotes material to reach efficient in milling zone and ultra-fine grinds
Grind effect.Superfine powdery material generates deposition in mixing drum bottom in order to prevent, and wind distributing hole is housed in the bottom of mixing drum
Wind is sent into mixing drum by plate, high pressure blower by wind distributing hole plate, and the material for having reached fineness is sent into going out for top
Material mouth is discharged through fine powder grader, to prevent thin material in bottom deposit, efficiently reduces grinding phenomenon.It grinds out
The high speed negative pressure gas flow that mixture is stirred cylinder outer wall, which is promoted rapidly, to be brought into upper side grading plant.Into high speed rotation
Special-shaped graded blade between micro powder granule and air-flow be in laminar condition movement, micro powder granule is by centrifugal force and Jie at this time
The effect of matter resistance, the relatively small fine grained of quality overcomes the effect of centrifugal force and is taken out of outside machine by air-flow, quality phase at this time
Overcome that resistance of medium does centrifugal rotary motion and gravity is moved downwardly into refeed line to biggish coarse granule, again returns to
Bottom re-starts grinding in mixing drum.The ventilation atmosphere of grinding can be required according to different materials and product surface are modified
It is selected in systems.
To the description in the direction of structure and relative positional relationship in the present invention, such as all around above and below description, not structure
At limitation of the present invention, only for convenience of description.
Claims (9)
1. a kind of dry mix grinding system, which is characterized in that including mixing drum (12), connection is locked above mixing drum (12)
Wind blanking device (14), lock wind blanking device (14) top are connected to raw material cabin (1)；Pass through feed pipe respectively above mixing drum (12)
(24) it is connected to fine powder grader (15) with feed back pipe (2), fine powder grader (15) is connected to bagroom (18)；
Mixing drum (12) is in tilted layout, and the interior eccentric setting agitating shaft (6) of mixing drum (12), mixing drum (12) bottom is equipped with
Wind distributing hole plate (7), wind distributing hole plate (7) bottom are connected to intake stack (8), and intake stack (8) other end connects air blower (9).
2. dry mix grinding system according to claim 1, which is characterized in that be equipped with protection outside mixing drum (12)
Shell (25).
3. dry mix grinding system according to claim 1, which is characterized in that feed back pipe (2) runs through mixing drum
(12) top is arranged, and feed back pipe (2) is equipped with blower cover (11).
4. dry mix grinding system according to claim 1, which is characterized in that agitating shaft (6) side is equipped with scraper
(3)。
5. dry mix grinding system according to claim 1, which is characterized in that bagroom (18) bottom, which is equipped with, to be produced
Product export (16), and bagroom (18) passes through pipeline connection high-pressure suction fan (17).
6. a kind of dry mix abrasive roller, which is characterized in that including mixing drum (12), mixing drum (12) is in tilted layout,
The interior eccentric setting agitating shaft (6) of mixing drum (12), mixing drum (12) bottom are equipped with wind distributing hole plate (7), wind distributing hole plate (7) bottom
Portion is connected to intake stack (8), and intake stack (8) other end connects air blower (9).
7. dry mix abrasive roller according to claim 6, which is characterized in that be equipped with protection outside mixing drum (12)
Shell (25).
8. dry mix abrasive roller according to claim 6, which is characterized in that feed back pipe (2) runs through mixing drum
(12) top is arranged, and feed back pipe (2) is equipped with blower cover (11).
9. dry mix abrasive roller according to claim 6, which is characterized in that agitating shaft (6) side is equipped with scraper
(3)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397093.9A CN109999964A (en) | 2019-05-14 | 2019-05-14 | Dry mix abrasive roller and dry mix grinding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397093.9A CN109999964A (en) | 2019-05-14 | 2019-05-14 | Dry mix abrasive roller and dry mix grinding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109999964A true CN109999964A (en) | 2019-07-12 |
Family
ID=67176820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910397093.9A Withdrawn CN109999964A (en) | 2019-05-14 | 2019-05-14 | Dry mix abrasive roller and dry mix grinding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109999964A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011232A (en) * | 2022-06-02 | 2022-09-06 | 无锡市英波化工有限公司 | Aliphatic polyurethane high-grade finish paint and process system thereof |
-
2019
- 2019-05-14 CN CN201910397093.9A patent/CN109999964A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011232A (en) * | 2022-06-02 | 2022-09-06 | 无锡市英波化工有限公司 | Aliphatic polyurethane high-grade finish paint and process system thereof |
| CN115011232B (en) * | 2022-06-02 | 2023-05-16 | 无锡市英波化工有限公司 | Aliphatic polyurethane advanced finish paint and process system thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190712 |