CN107899509A - Dry granulating machine and control method - Google Patents
Dry granulating machine and control method Download PDFInfo
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- CN107899509A CN107899509A CN201711079419.0A CN201711079419A CN107899509A CN 107899509 A CN107899509 A CN 107899509A CN 201711079419 A CN201711079419 A CN 201711079419A CN 107899509 A CN107899509 A CN 107899509A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 22
- 238000009826 distribution Methods 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 238000005469 granulation Methods 0.000 claims abstract description 11
- 230000003179 granulation Effects 0.000 claims abstract description 11
- 238000012876 topography Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000007921 spray Substances 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 18
- 239000003595 mist Substances 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 abstract description 27
- 238000001035 drying Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 235000020985 whole grains Nutrition 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Glanulating (AREA)
Abstract
The present invention provides a kind of dry granulating machine and control method; feed arrangement and spraying device are equipped with the top for being granulated tank body; rotating disk device is equipped with the bottom for being granulated tank body; upper surface is equipped with rotating disk device as horizontal and rotating rotary-tray, rotary-tray is positioned at the bottom position for being granulated tank inner chamber.The granulation tank body stated is followed successively by top undergauge section, upper conical section, expanding tank body, inferior pyramidal section and bottom undergauge section, rotary-tray and is located at bottom undergauge section from top to bottom.Photoelectric sensor obtains topography, after treatment sends particle size distribution data to control device；The rotating speed of charging motor is adjusted according to particle size distribution data.The structure of equipment is simplified, improves the production efficiency of granulation, equipment using the present invention, can realize and be granulated more than 25 tons per hour.Feed powder after the dry granulating machine processing of the present invention is consistent with the feed powder performance that wet production drying tower is dried, and fully meets production requirement.
Description
Technical field
The present invention relates to Production of Ceramics field, and in particular to a kind of dry granulating machine and control method.
Background technology
Advanced ceramics watt becomes main market players through glazing, high temperature sintering instead of traditional machine-processed tile, cement tile.Dry method
Flouring technology be raw material is crushed, the process such as grinding, humidification are granulated, ageing, it is left in 200 mesh in 6-9%, fineness that water content is made
The right powder for being suitable for compression into type, technique is simple, energy consumption is low.Traditional milling technology is wet production, is that raw material is worn into mud
Slurry, then suitable powder is dried to through drying tower, complex process, high energy consumption.
The key equipment of dry method powder is granulation for powders machine, and 103861525 B of Chinese patent literature CN describe a kind of dry
Method comminutor, including feed mechanism, vertical feeding mechanism, oblique feeding mechanism, tablet press mechanism, particle mechanism, granulating mechanism and point
Screening mechanism, feed mechanism include charging basket, charging basket connection vacuum system, and vertical feeding mechanism includes vertical feeding motor and feeds vertically
Expect screw rod, oblique feeding mechanism includes feeding barrel, feed screw and feeding motor, and tablet press mechanism includes counter-rotational upper pushing
Wheel, particle mechanism include particle wheel, and granulating mechanism includes whole grain wheel whole grain device and sieve whole grain device, and sub-sieve mechanism includes dividing
Bucket, screen tray and powder-receiving disc are sieved, feed inlet, fine powder discharge port and finished product discharge port are set on the bucket wall of sub-sieve bucket.The structure is more multiple
Miscellaneous, production efficiency is relatively low.To adapt to the dry technology for production of ceramic field, it is necessary to structure is more simple, production efficiency higher
Granulation for powders machine.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of dry granulating machine, can greatly improve ceramic powder material and make
The production efficiency of grain, simplifies device structure, lowers the difficulty of equipment control, easy to the maintenance in later stage.
Another technical problem to be solved by this invention is to provide a kind of control method of dry granulating machine, can be according to life
Production requirement is controlled, it is ensured that the moisture content and granularity requirements of granulation.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of dry granulating machine, is being granulated tank body
Top be equipped with feed arrangement and spraying device, be granulated tank body bottom be equipped with rotating disk device, be equipped with rotating disk device
Upper surface is horizontal and rotating rotary-tray, and rotary-tray is positioned at the bottom position for being granulated tank inner chamber.
In preferable scheme, the granulation tank body is followed successively by top undergauge section, upper conical section, expanding tank from top to bottom
Body, inferior pyramidal section and bottom undergauge section, rotary-tray are located at bottom undergauge section.
In preferable scheme, in the feed arrangement, one end of feed pipe is tangentially connected with being granulated tank body top sidewall,
The other end of feed pipe and the air outlet of pressure fan connect, and the middle part of surge bunker and feed pipe connects；
Rotating helical blade is equipped with the surge bunker, feed barrel, the bottom of helical blade are equipped with the bottom of surge bunker
Portion is socketed in feed barrel, and the side wall of feed barrel is connected with feed pipe by side wall, the outer contour of helical blade with into
The side wall of expects pipe is mutually cut.
In preferable scheme, in the spraying device, spray assembly is positioned at the position for being granulated tank body central axes, spraying group
Multiple multi-fluid nozzles are equipped with part, water inlet pipe and air inlet pipe are connected with multiple multi-fluid nozzles, are equipped with water inlet pipe respectively
Second solenoid valve, is equipped with the 3rd solenoid valve in air inlet pipe,
Second solenoid valve and the 3rd solenoid valve are electrically connected with control device.
In preferable scheme, the water inlet pipe and air inlet pipe are sleeved in lifting pipe, the bottom of spray assembly and lifting pipe
End connection；
Be granulated tank body top end surface center be equipped with seal, lifting pipe is slidably connected with seal, lifting pipe also with lifting
Driving device connects.
In preferable scheme, multiple multi-fluid nozzles are along helical arrangement, and the multi-fluid nozzles at top are positioned at charging
The position of pipe end, remaining multi-fluid nozzles are arranged along feed auger direction.
In preferable scheme, air outlet, air outlet and bag filter are additionally provided with close to the position of bottom being granulated tank body
Connection.
In preferable scheme, dehydrating unit is additionally provided with the pipeline between air outlet and bag filter, described removes
The labyrinth structure of gear cap and reentrant cycle composition in wet device equipped with multiple interlaced arrangements, is additionally provided with condensation in dehydrating unit
Net, condensation net are connected with refrigerating plant.
In preferable scheme, control device is additionally provided with, control device is with controlling the second of water inlet and air inlet in spraying device
Solenoid valve and the 3rd solenoid valve are electrically connected；
Control device is electrically connected with the first solenoid valve of the lifting cylinder of control spray assembly lifting；
Control device is electrically connected with the rotation coil motor in pressure fan, charging motor and rotating disk device；
The exhausting mechatronics of control device and bag filter；
Control device is electrically connected with refrigerating plant；
Photoelectric sensor is equipped with the lower section of rotary-tray outer rim, humidity sensor is equipped with the position of air outlet；
Photoelectric sensor and humidity sensor are electrically connected with the input terminal of control device.
A kind of control method for above-mentioned dry granulating machine, comprises the following steps：
First, control device starts rotation coil motor, pressure fan and exhaust fan by setting value；
2nd, start charging motor by setting value to start to feed；
Second solenoid valve and the 3rd solenoid valve are opened at the same time, and spray assembly sprays water mist；
Start to be granulated；
3rd, photoelectric sensor obtains topography, after treatment sends particle size distribution data to control device；
4th, when particle size distribution data is excessive, the rotating speed increase of control device increase charging motor is fed；
When particle size distribution data is too small, the rotating speed that control device reduces charging motor reduces charging；
When particle size distribution data changes more violent, the first solenoid valve of control device tapping mode commutation, control spray assembly is past
Multiple lifting；
5th, when the data that humidity sensor detects exceed setting value, control device starts refrigerating plant and dehumidifies；
By above step, automatically controlling for dry granulating machine production is realized.
A kind of dry granulating machine provided by the invention and control method, dust charging by using top, spraying moistening, bottom
Portion sets the scheme that high-speed rotating rotary-tray is granulated, and simplifies the structure of equipment, improves the production efficiency of granulation, uses
The equipment of the present invention, can realize and be granulated more than 25 tons per hour.Through the present invention dry granulating machine processing after feed powder with it is wet
The feed powder performance of method production drying tower drying is consistent, fully meets production requirement.Product idiosome intensity is strong higher than wet production
Degree.The control method of use, analyzes particle size distribution data using photoelectric sensor, can accurately obtain material
Moisture content, consequently facilitating the proportioning of accurate control charging and spraying.The humidity sensor and dehydrating unit of setting, can avoid
Wet powder enters bag filter and blocks cloth bag.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structure diagram of surge bunker in the present invention.、
Fig. 3 is the structure diagram that tank body and spraying device are granulated in the present invention.
Fig. 4 is the structure diagram of spray assembly and lifting drive in the present invention.
Fig. 5 is the attachment structure schematic diagram of multi-fluid nozzles in the present invention.
Fig. 6 is the structure diagram of dehydrating unit in the present invention.
Fig. 7 is the control structure schematic diagram of the present invention.
In figure：It is granulated tank body 1, top undergauge section 101, upper conical section 102, expanding tank body 103, inferior pyramidal section 104, bottom
Undergauge section 105, surge bunker 2, charging motor 21, surge bunker tank body 22, charging axle 23, helical blade 24, feed barrel 25, spraying
Device 3, water supply installation 31, air compression plant 32, the first solenoid valve 33, second solenoid valve 34, the 3rd solenoid valve 35, lifting pipe
36, spray assembly 37, water inlet pipe 371, three-way connection 372, multi-fluid nozzles 373, air inlet pipe 374, seal 38, lifting cylinder
39, air outlet 4, device for discharging 5, back taper section 51, direct tube section 52, discharging slope 53, blowpit 54, rotating disk device 6, rotation
Pallet 61, live spindle 62, transmission mechanism 63, rotates coil motor 64, photoelectric sensor 65, dehydrating unit 7, gear cap 71, turns back
Ring 72, condensation net 73, bag filter 8, pressure fan 9, exhaust fan 10, refrigerating plant 11, feed pipe 12, pressure sensor 13,
Humidity sensor 14.
Embodiment
Embodiment 1：
In Fig. 1 ~ 6, a kind of dry granulating machine, is equipped with feed arrangement and spraying device 3 at the top for being granulated tank body 1, is being granulated
The bottom of tank body 1 is equipped with rotating disk device 6, and upper surface is equipped with rotating disk device 6 as horizontal and rotating rotary-tray 61, rotation
The disk 61 that asks is positioned at the bottom position for being granulated 1 inner cavity of tank body.Thus structure, powder enters from feed arrangement, by spraying device
After humidifying, balling-up is granulated in rotary-tray 61.In preferable scheme, rotary-tray 61 is fixed with vertical live spindle 62 to be connected
Connect, live spindle 62 is connected with live spindle 62 by transmission mechanism, is passed by least two bearings, rotation coil motor 64
Motivation structure uses belt gear, chain-drive mechanism or gear drive.
In preferable scheme such as Fig. 3, the granulation tank body 1 is followed successively by top undergauge section 101, upper conical section from top to bottom
102nd, expanding tank body 103, inferior pyramidal section 104 and bottom undergauge section 105, rotary-tray 61 are located at bottom undergauge section 105.Rotating
Between the outer rim of pallet 61 and the inner wall of bottom undergauge section 105, equipped with the gap fallen for pellet.The structure of tank body 1 is granulated, is had
Beneficial to the speed for adjusting air-supply, so that water mist is more sufficiently infiltrated with powder.
In further preferred scheme such as Fig. 3, in bottom, the middle part of undergauge section 105 is equipped with device for discharging 5, device for discharging 5
Top be back taper section 51, lower part is direct tube section 52, and discharging slope 53 is equipped with the bottom of direct tube section 52, discharging slope 53
Bottom is connected with blowpit 54, and the material of air-flow push slows down suddenly at this, then ramps up, falls on rotary-tray 61
It is granulated balling-up.After pellet is thrown away from 61 surface of rotary-tray, fallen along the inner wall of direct tube section 52, by 53 row of discharging slope
Go out to blowpit 54.In further preferred scheme, cylinder and the bottom undergauge section 105 of device for discharging 5 are socketed, in device for discharging
5 cylinder is equipped with vibrating device, is blocked to avoid the position of discharging.
In preferable scheme such as Fig. 1,3, in the feed arrangement, one end of feed pipe 12 is with being granulated 1 top side of tank body
Wall is tangentially connected, it is preferred that one end of feed pipe 12 and top undergauge section 101 are tangentially connected, and the other end of feed pipe 12 is with sending
The air outlet connection of wind turbine 9, surge bunker 2 are connected with the middle part of feed pipe 12；The wind that pressure fan 9 is blown out, pushes and falls from surge bunker 2
Under powder enter be granulated tank body 1 in, and rotate fall, mixed during falling with water mist, avoid water mist from gathering again
It is integrated into water droplet.
In Fig. 2, rotating helical blade 24 is equipped with the surge bunker 2, helical blade 24 is arranged on charging axle 23
Outer wall, the top that charging axle 23 is pierced by surge bunker 2 is fixedly connected with charging motor 21, and preferable charging motor 21 uses servo
Motor or variable-frequency motor, are equipped with feed barrel 25, the bottom of helical blade 24 is socketed in feed barrel 25 in the bottom of surge bunker 2
Interior, the side wall of feed barrel 25 is connected with feed pipe 12 by side wall, the outer contour of helical blade 24 and the side of feed pipe 12
Wall is mutually cut.Thus structure, by controlling the rotating speed of servomotor, so that the rotating speed of helical blade 24 is controlled, to control powder
Inlet amount, it is ensured that the proportioning of powder and water is accurate.Compared with horizontally disposed auger conveyor, the application employs feed pipe 12
Sidewall horizontal and the structure of 25 vertical square crossing of feed barrel conveying, while easy to control conveying capacity, can also avoid
Powder is in 22 arch camber of surge bunker tank body, it is ensured that powder supply is continuous.
In preferable scheme such as Fig. 3, in the spraying device 3, spray assembly 37 is positioned at the position for being granulated 1 central axes of tank body
Put, be equipped with multiple multi-fluid nozzles 373 in spray assembly 37, water inlet pipe 371 and air inlet pipe 374 pass through three-way connection 372 respectively
It is connected with multiple multi-fluid nozzles 373, second solenoid valve 34 is equipped with water inlet pipe 371, the 3rd electricity is equipped with air inlet pipe 374
Magnet valve 35,34 and the 3rd solenoid valve 35 of second solenoid valve are electrically connected with control device.Water inlet and air inlet are controlled by control device,
Automated control is easy to implement, the multi-fluid nozzles 373 of setting, can be crushed water droplet using compressed air, improve atomization effect
Fruit.Water supply installation 31 in this example uses high-level tank water, and feeder uses air compression plant 32, such as air compressor machine.
Feeder also serves as the power of lifting drive at the same time.
In preferable scheme such as Fig. 3, the water inlet pipe 371 and air inlet pipe 374 are sleeved in lifting pipe 36, spray assembly
37 are connected with the bottom of lifting pipe 36；
Seal 38 is equipped with the top end surface center for being granulated tank body 1, lifting pipe 36 is slidably connected with seal 38, lifting pipe 36
Also it is connected with lifting drive.Thus structure, easy to further improve the uniformity coefficient that powder is mixed with water.Especially in life
Under the larger operating mode of yield, the lifting drive of setting can greatly improve the mixing uniformity of powder.Lifting driving dress
Put optionally using lifting cylinder 39, lifting hydraulic cylinder, nut screw mechanism, slider-crank mechanism or rack and pinion mechanism.
In preferable scheme such as Fig. 4, multiple multi-fluid nozzles 373 are along helical arrangement, the multi-fluid nozzles at top
373 are located at the position of 12 end of feed pipe, remaining multi-fluid nozzles 373 is arranged along feed auger direction.Thus structure, spray
Motion path of the water mist that head sprays along logistics, avoids water mist from entering in air, improves the humidity of air.
In preferable scheme such as Fig. 1,3, air outlet 4 is additionally provided with close to the position of bottom being granulated tank body 1, air outlet 4 with
Bag filter 8 connects.Air outlet 4 in this example is ring-type air outlet, for making powder be separated with air.
In preferable scheme such as Fig. 1,6, dehydrating unit is additionally provided with the pipeline between air outlet 4 and bag filter 8
7, the gear cap 71 of multiple interlaced arrangements is equipped with the dehydrating unit 7 and labyrinth structure that reentrant cycle 72 forms, is filled in dehumidifying
Condensation net 73 is additionally provided with putting 7, condensation net 73 is connected with refrigerating plant 11.Thus structure, avoids the dust of moistening from entering cloth
In bag dust collector 8, cloth bag can be avoided to be blocked by dust., also can be easily by reverse impulse blowing even if dust is more
Clear up cloth bag.In preferable scheme, the upper surface of the gear cap 71 and reentrant cycle 72 tilts down, after polymerizeing
Water droplet is fallen.
In preferable scheme such as Fig. 7, control device, control device and control water inlet and air inlet in spraying device 3 are additionally provided with
34 and the 3rd solenoid valve 35 of second solenoid valve be electrically connected；34 and the 3rd solenoid valve 35 of second solenoid valve is two break-make electromagnetism
Valve.
First solenoid valve 33 of the lifting cylinder 39 that control device is lifted with control spray assembly 37 is electrically connected；First electromagnetism
Valve 33 is three position four-way electromagnetic valve, and four-way position is respectively straight-through and commutation.
Control device is electrically connected with the rotation coil motor 64 in pressure fan 9, charging motor 21 and rotating disk device 6；At least
The rotating speed of charging motor 21 can be conditioned.It is further preferred that the rotating speed of pressure fan 9 and rotation coil motor 64 can also be adjusted
Section.
Control device is electrically connected with the exhaust fan 10 of bag filter 8；Preferably, the rotating speed of exhaust fan 10 can be adjusted
Section.
Control device is electrically connected with refrigerating plant 11；For controlling the startup and closing of refrigerating plant 11.
Photoelectric sensor 65 is equipped with the lower section of 61 outer rim of rotary-tray, humidity sensor is equipped with the position of air outlet 4
14；Photoelectric sensor 65 uses imaging sensor, by the imaging sensor of high speed, obtains the monitoring of powder balling situation.
Photoelectric sensor 65 and humidity sensor 14 are electrically connected with the input terminal of control device.Photoelectric sensor 65 is adjusting
The feedback signal of powder feed rate, the feedback signal that humidity sensor 14 opens and closes for feedback refrigerating plant 11.It is preferred that such as Fig. 1
In, pressure sensor 13 is equipped with the air outlet of bag filter 8, is dried as reverse impulse in startup bag filter 8
Feedback signal.
Embodiment 2：
On the basis of embodiment 1, a kind of control method for above-mentioned dry granulating machine, comprises the following steps：
First, control device starts rotation coil motor 64, pressure fan 9 and exhaust fan 10 by setting value；
2nd, start charging motor 21 by setting value to start to feed；
34 and the 3rd solenoid valve 35 of second solenoid valve is opened at the same time, starts air compression plant 32, and spray assembly 37 sprays water mist；
Mixed powder and water mist, fall on high-speed rotating rotary-tray 61 under continuous, start to be granulated；
3rd, photoelectric sensor 65 obtains topography, after treatment sends particle size distribution data to control device；Processing
Mode is the material image that 65 high-speed capture of photoelectric sensor is fallen first, after black and white dualization, gathers the grain of agglomerating image
Footpath, draws particle size distribution data.
4th, when particle size distribution data is excessive, i.e., when larger-diameter material particles accounting is higher, the aggregation journey of powder is shown
Degree is higher, the rotating speed increase charging of control device increase charging motor 21；
When particle size distribution data is too small, i.e. the material particles accounting of small diameter is higher, control device reduces charging motor 21
Rotating speed reduce charging；
When particle size distribution data changes more violent, i.e., in a period of time, particle size distribution data is excessive between too small
Variation is more violent, then shows that the mixing of powder and water mist is very uneven, the first solenoid valve of control device tapping mode 33 changes
To lifting cylinder 39 moves back and forth, and control spray assembly 37 back and forth lifts, so that the mixing between powder and water mist is more equal
It is even；
5th, when the humidity data that humidity sensor 14 detects exceedes setting value, control device starts refrigerating plant 11 and is removed
Wet practice, condenses net 73 when aqueous dust passes through, makes water condensation and assemble, after gear cap 71 and reentrant cycle 72 is encountered, into
One step is assembled, and is fallen then along inclined surface；When pressure sensor 13 detects hypotony, then start bag filter
Reverse impulse blowing device in 8.
By above step, automatically controlling for dry granulating machine production is realized.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the limitation for the present invention, this hair
Technical characteristic in the technical solution that bright protection domain should be recorded with claim, including the technical solution of claim record
Equivalents are protection domain.Equivalent substitution i.e. within this range is improved, also within protection scope of the present invention.
Claims (10)
1. a kind of dry granulating machine, it is characterized in that, it is being granulated tank body（1）Top be equipped with feed arrangement and spraying device（3）,
It is granulated tank body（1）Bottom be equipped with rotating disk device（6）, rotating disk device（6）In be equipped with upper surface as horizontal and rotating rotation
Ask disk（61）, rotary-tray（61）Positioned at granulation tank body（1）The bottom position of inner cavity.
2. a kind of dry granulating machine according to claim 1, it is characterized in that：The granulation tank body（1）From top to bottom according to
Secondary is top undergauge section（101）, upper conical section（102）, expanding tank body（103）, inferior pyramidal section（104）With bottom undergauge section
（105）, rotary-tray（61）Positioned at bottom undergauge section（105）.
3. a kind of dry granulating machine according to claim 1 or 2, it is characterized in that：In the feed arrangement, feed pipe
（12）One end be granulated tank body（1）Top sidewall is tangentially connected, feed pipe（12）The other end and pressure fan（9）Air outlet
Connection, surge bunker（2）With feed pipe（12）Middle part connection；
The surge bunker（2）In be equipped with rotating helical blade（24）, in surge bunker（2）Bottom be equipped with feed barrel
（25）, helical blade（24）Bottom be socketed in feed barrel（25）It is interior, feed barrel（25）Side wall and feed pipe（12）It is logical
Cross side wall connection, helical blade（24）Outer contour and feed pipe（12）Side wall mutually cut.
4. a kind of dry granulating machine according to claim 1, it is characterized in that：The spraying device（3）In, spray assembly
（37）Positioned at granulation tank body（1）The position of central axes, spray assembly（37）It is interior to be equipped with multiple multi-fluid nozzles（373）, water inlet pipe
（371）And air inlet pipe（374）Respectively with multiple multi-fluid nozzles（373）Connection, in water inlet pipe（371）It is equipped with second solenoid valve
（34）, in air inlet pipe（374）It is equipped with the 3rd solenoid valve（35）,
Second solenoid valve（34）With the 3rd solenoid valve（35）It is electrically connected with control device.
5. a kind of dry granulating machine according to claim 4, it is characterized in that：The water inlet pipe（371）And air inlet pipe
（374）It is sleeved on lifting pipe（36）It is interior, spray assembly（37）With lifting pipe（36）Bottom connection；
It is being granulated tank body（1）Top end surface center be equipped with seal（38）, lifting pipe（36）With seal（38）It is slidably connected,
Lifting pipe（36）Also it is connected with lifting drive.
6. a kind of dry granulating machine according to claim 4, it is characterized in that：Multiple multi-fluid nozzles（373）Edge
Helical arrangement, the multi-fluid nozzles at top（373）Positioned at feed pipe（12）The position of end, remaining multi-fluid nozzles（373）
Arranged along feed auger direction.
7. a kind of dry granulating machine according to claim 3, it is characterized in that：It is being granulated tank body（1）Close to the position of bottom
It is additionally provided with air outlet（4）, air outlet（4）With bag filter（8）Connection.
8. a kind of dry granulating machine according to claim 7, it is characterized in that：In air outlet（4）With bag filter（8）It
Between pipeline on be additionally provided with dehydrating unit（7）, the dehydrating unit（7）In be equipped with multiple interlaced arrangements gear cap（71）And folding
Return ring（72）The labyrinth structure of composition, in dehydrating unit（7）In be additionally provided with condensation net（73）, condense net（73）With refrigerating plant
（11）Connection.
9. a kind of dry granulating machine according to claim 8, it is characterized in that：It is additionally provided with control device, control device and spray
Mist device（3）The second solenoid valve of middle control water inlet and air inlet（34）With the 3rd solenoid valve（35）It is electrically connected；
Control device and control spray assembly（37）The lifting cylinder of lifting（39）The first solenoid valve（33）It is electrically connected；
Control device and pressure fan（9）, charging motor（21）And rotating disk device（6）In rotation coil motor（64）It is electrically connected；
Control device and bag filter（8）Exhaust fan（10）It is electrically connected；
Control device and refrigerating plant（11）It is electrically connected；
In rotary-tray（61）The lower section of outer rim is equipped with photoelectric sensor（65）, in air outlet（4）Position be equipped with humidity sensor
Device（14）；
Photoelectric sensor（65）And humidity sensor（14）It is electrically connected with the input terminal of control device.
A kind of 10. control method of dry granulating machine for described in claim 9, it is characterized in that comprising the following steps：
First, control device starts rotation coil motor by setting value（64）, pressure fan（9）And exhaust fan（10）；
2nd, charging motor is started by setting value（21）Start to feed；
Open second solenoid valve at the same time（34）With the 3rd solenoid valve（35）, spray assembly（37）Spray water mist；
Start to be granulated；
3rd, photoelectric sensor（65）Topography is obtained, after treatment sends particle size distribution data to control device；
4th, when particle size distribution data is excessive, control device increases charging motor（21）Rotating speed increase charging；
When particle size distribution data is too small, control device reduces charging motor（21）Rotating speed reduce charging；
When particle size distribution data changes more violent, the first solenoid valve of control device tapping mode（33）Commutation, controls spraying group
Part（37）Reciprocal lifting；
5th, humidity sensor is worked as（14）The data detected exceed setting value, and control device starts refrigerating plant（11）Removed
It is wet；
By above step, automatically controlling for dry granulating machine production is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711079419.0A CN107899509B (en) | 2017-11-06 | 2017-11-06 | Dry-method granulator and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN109382039A (en) * | 2018-12-11 | 2019-02-26 | 盐城市大明化工机械有限公司 | Vacuum spraying fluidisation granulator |
| CN110393933A (en) * | 2019-07-25 | 2019-11-01 | 佛山市湛蓝环保设备有限公司 | A kind of raw material workshop spray tower dust guard pollution abatement equipment |
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| CN107899509B (en) | 2024-06-21 |
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