CN107952685A - A kind of automatic tune wind type multistage pneumatic separation grains separating machine - Google Patents
A kind of automatic tune wind type multistage pneumatic separation grains separating machine Download PDFInfo
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- CN107952685A CN107952685A CN201711237851.8A CN201711237851A CN107952685A CN 107952685 A CN107952685 A CN 107952685A CN 201711237851 A CN201711237851 A CN 201711237851A CN 107952685 A CN107952685 A CN 107952685A
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- Prior art keywords
- air hose
- sieve
- pneumatic
- air
- wind
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/04—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of automatic tune wind type multistage pneumatic separation grains separating machine, including pneumatic jig, proportion sieve, vibrating screen, the pneumatic jig upper end is connected with feed hopper, pneumatic jig upper side wall is connected with dedusting fan, and the proportion sieve lower section is equipped with main air blower, and the discharge pipe of the main air blower is connected with the first air hose, the air outlet of first air hose is connected with pneumatic jig lower wall, and volume damper is equipped with main air blower discharge pipe and the first air hose；Further include automatic control system, including controller, the controller is connected with wind sensor, and the wind sensor is separately positioned on the main air blower discharge pipe mouth of pipe, at the first air hose mouth of pipe, and the volume damper is adjusted by motor, the motor is all connected to controller, the advantage of the invention is that repeatedly carrying out selection by winnowing effectively removes removing light impurities and dust, avoid blocking sieve aperture, improve finished product of grain cleanliness factor, automation mechanized operation is precisely controlled selection by winnowing air quantity at different levels, saves human cost.
Description
Technical field
The present invention relates to refiner, and in particular to a kind of automatic tune wind type multistage grains separating machine.
Background technology
Grain screening machine currently on the market generally comprises vertical pneumatic jig, and pneumatic jig upper end connection elevator is fed, on pneumatic jig
Side wall connects cyclone dust removal machine, and being equipped with proportion below pneumatic jig sieves, and proportion sieve rear end sets vibrating screen, and material carries out selection by winnowing in pneumatic jig
Enter proportion afterwards to sieve, but when enter the material in pneumatic jig it is big when, by the material bed thickening of pneumatic jig in the unit interval, in thing
The light impurities such as dust, weeds below the bed of material cause it to enter rotation due to the stop of cereal, or with reasons such as cereal collisions
Wind deduster, and directly fall with cereal and sieved into proportion, i.e., be mixed with a large amount of by the material after pneumatic jig still containing a large amount of light miscellaneous
Light miscellaneous material is difficult to ensure that its cleanliness factor in follow-up screening.
The content of the invention
Adjust wind type multistage pneumatic separation grains separating machine it is an object of the invention to provide a kind of automatic, the refiner to material into
Row multistage pneumatic separation, at different levels to automatically adjust air quantity with wind, automation mechanized operation is horizontal high, and the finished product of grain cleanliness factor of acquisition is good.
Technical solution of the present invention is a kind of to adjust wind type multistage pneumatic separation grains separating machine, including rack automatically, is set in the rack
There is pneumatic jig, the pneumatic jig upper end is connected with feed hopper, and pneumatic jig upper side wall is connected with dedusting fan, proportion is provided with below pneumatic jig
Sieve, the front end of the proportion sieve are located at below pneumatic jig, and vibrating screen is equipped with below proportion sieve rear end, and the proportion sieve lower section is equipped with master
Wind turbine, the discharge pipe of the main air blower are connected with the first air hose, and the air outlet of first air hose is connected with pneumatic jig lower wall, main
Volume damper is equipped with wind turbine discharge pipe and the first air hose；
Automatic control system, including controller are further included, the controller is connected with wind sensor, the wind-force sensing
Device is separately positioned on the main air blower discharge pipe mouth of pipe, at the first air hose mouth of pipe, and the volume damper is adjusted by motor,
The motor is all connected to controller.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the outlet air of the main air blower
Pipe is also associated with the second air hose and the 3rd air hose, and main air blower discharge pipe and the first air hose, the second air hose and the 3rd air hose pass through four
Pass joint connects, and the second air hose air outlet is located at proportion sieve middle part lower section, and is connected with proportion sieve, is equipped with the second air hose
Volume damper, the volume damper are adjusted by motor, and the 3rd air hose air outlet is located at vibrating screen front end, and with
Connected inside vibrating screen, wind sensor is equipped with the second air hose and the 3rd air hose air outlet, the motor is sensed with wind-force
Device is connected with controller.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the volume damper bag
Air-flow plate is included, the air-flow plate is installed in each air hose by shaft, and one end of the shaft is stretched out outside air hose, and
Driven by the motor.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the pneumatic jig and feed hopper
Junction is equipped with pneumatic gate valve, and the pneumatic gate valve includes fixed door-plate and movable doorboard, the fixed door-plate and is installed in charging
Bucket lower section, movable doorboard are slidably connected with fixed door-plate, and fixed door-plate is installed with cylinder towards pneumatic jig side, and the cylinder pushes away
Bar is connected with movable doorboard, and cylinder is connected with solenoid valve, by stretching for its push rod of solenoid valve control, the solenoid valve connection
To controller.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the proportion sieve inclination are set
Put, the low rear end in its front end is high, and proportion sieve angle with horizontal plane is 26 °.
Preferably, vibrating screen of the present invention is obliquely installed, and the high rear end in its front end is low, and vibrating screen angle with horizontal plane is
8°。
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the vibrating screen include shell
Body and vibration screen, the vibration screen include level-one sieve and two level sieve, and the sieve aperture of the level-one sieve is sieved more than two level
The sieve aperture of net.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the vibration screen are removable
It is arranged in housing with unloading.
Preferably, a kind of multistage wind separator for grain of the present invention, sets between the housing lower end of the vibrating screen and rack
There is loss of weight spring, the loss of weight spring is made of the interior spring being coaxially disposed and outer spring, and the lower end of the interior spring and outer spring is and machine
Frame connects, and interior spring upper end is higher than outer spring, and is connected with housing.
Preferably, a kind of automatic tune wind type multistage pneumatic separation grains separating machine of the present invention, the rack are equipped with water
Heibei provincial opera regulating device.
The technology of the present invention beneficial effect：
What technical solution of the present invention provided automatic adjusts wind type multistage pneumatic separation grains separating machine by main air blower on the downside of pneumatic jig
Air feed, by fallen it is light it is miscellaneous blow afloat rising, selection by winnowing impurity elimination again, reduce enter follow-up proportion sieve impurity, also reduce stifled
The possibility of sieve aperture is filled in, at the same time main air blower is to proportion sieve, vibrating screen air feed, to assist proportion screening, vibration screening into one
Step removes remaining impurity after pneumatic jig, effectively improves the cleanliness factor of finished product of grain.
Set in the unit interval to go out into flow vector extremely institute's required airflow, each air hose of wind sensor automatic sensing by controller
Wind-force at air port, and controller is returned, thus control motor to adjust the folding of air-flow plate, accurately to each screening plant institute
The wind-force needed is adjusted, and is reduced worker's amount of labour by automation mechanized operation, is saved labour.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention,
Fig. 2 is pneumatic gate valve structure diagram,
Fig. 3 is Structure of Vibrating Screen schematic diagram,
Fig. 4 is loss of weight spring structure schematic diagram,
Fig. 5 is the top view of Fig. 3,
Fig. 6 is automatic control system annexation figure of the present invention.
Embodiment
For ease of skilled artisan understands that technical solution of the present invention, in conjunction with Figure of description to the technology of the present invention side
Case is described further.
A kind of screen fraction for multistage pneumatic separation grains separating machine that technical solution of the present invention provides includes vertical pneumatic jig 2, ratio
Again sieve 5, vibrating screen 6, material by vertical pneumatic jig 2, proportion sieve 5 and vibrating screen 6 screening, wherein the light impurities contained, with
The inorganic impurities such as cereal granularity is close but proportion is different stone, clod and flat son, the cereal that goes mouldy are removed, and obtain finished product
Grain.
Refering to Fig. 1, it is of the present invention it is automatic adjust wind type multistage pneumatic separation grains separating machine to include rack 1, in the rack 1
Equipped with level(l)ing device 15, refiner is steady by the level(l)ing device 15 adjustment complete machine first before, 1 water of rack
It is flat, vertical pneumatic jig 2 is installed with rack 1,2 upper end of pneumatic jig is connected with feed hopper 3, is set at feed hopper 3 with 2 junction of pneumatic jig
There is pneumatic gate valve 14, control 2 upper end opening of pneumatic jig to open and close by pneumatic gate valve 14,2 upper side wall of pneumatic jig is connected with dedusting fan 4,
The lower section of pneumatic jig 2 is provided with proportion sieve 5, and the proportion sieve 5 is obliquely installed, and the low rear end in its front end is high, and proportion sieves 5 angles with horizontal plane
For 26 °, the front end of proportion sieve 5 is located at the lower section of pneumatic jig 2, and proportion sieves and vibrating screen 6 is equipped with below 5 rear ends, and the vibrating screen 6 is tilted and set
To put, the high rear end in its front end is low, and 6 angle with horizontal plane of vibrating screen is 8 °, and raw grain material to be screened enters pneumatic jig 2 from feed hopper 3,
In material it is light it is miscellaneous siphoned away by dedusting fan 4, but ought be disposably more into the material of pneumatic jig 2, pass through pneumatic jig 2 in the unit interval
It is material bed thickening, the light impurity such as dust, weeds in material bed lower section due to the stop of cereal, or with cereal collision etc. it is former
Dedusting fan 4 cannot be entered because will result in it, to solve the problems, such as this, 5 lower section of proportion sieve is equipped with main air blower 7, the main air blower 7
Discharge pipe the first air hose, the second air hose and the 3rd air hose are connected with by four-way connection, the air outlet of first air hose with
2 lower wall of pneumatic jig connects, and the second air hose air outlet be located at 5 middle part lower section of proportion sieve, and sieves and 5 connect with proportion, and described the
Three air hose air outlets are located at 6 front end of vibrating screen, and are connected with the inside of vibrating screen 6, and main air blower 7 passes through the first air hose, the second air hose
And the 3rd air hose respectively to the lower section of pneumatic jig 2, proportion sieve 5 and 6 air feed of vibrating screen, the wind of the lower section of pneumatic jig 2 is entered from the first air hose
From 2 lower to upper part of pneumatic jig flow, by whereabouts it is light it is miscellaneous blow back top, repeat wind-force removal of impurities, so enter follow-up ratio
Contained light miscellaneous amount greatly reduces in the material in sieve 5 again, sieves 5 lower section air feeds and the 3rd air hose to proportion using the second air hose at this time
To 6 air feed of vibrating screen, while progress proportion winnows, shakes removal of impurities, it is aided with wind-force impurity elimination, further removes removing light impurities and ash
Dirt.
5, vibrating screen 6 is sieved since wind, the second air hose and the 3rd air hose of the first air hose feeding pneumatic jig 2 are respectively fed to proportion
The purpose of wind is different, and institute's required airflow would also vary from, and the feed product weight of feed hopper is entered in the unit interval
Amount can also influence institute's required airflow, therefore the present invention is equipped with 7 discharge pipe of main air blower, the first air hose and the second air hose
Volume damper, the volume damper include air-flow plate, and the air-flow plate is installed in each air hose by shaft,
One end of the shaft is stretched out outside air hose, and rotates by 8 drive shaft of motor
When each air hose institute required airflow is adjusted, the present invention is adjusted using automatic control system, as shown in Figure 6
For the automatic control system connection relationship diagram, the automatic control system includes controller 16, and connects with controller 16
Connect, and be separately positioned on the wind sensor at 7 discharge pipe of main air blower, the first air hose, the second air hose and the 3rd air hose air outlet
21, to control the rotating motor 8 of each shaft to be also connected to controller 16, since each air hose institute required airflow is mainly by the unit interval
The inventory entered in pneumatic jig determines, therefore sets pneumatic gate valve 14, as shown in Fig. 2, the pneumatic gate valve 14 includes fixing
Door-plate 17 and movable doorboard 18, the fixed door-plate 17 are installed in the lower section of feed hopper 3, and movable doorboard 18 is slided with fixed door-plate 17
Connection, fixed door-plate 17 are installed with cylinder 19 towards 2 side of pneumatic jig, and the push rod of the cylinder 19 is connected with slide door plate 18, gas
Cylinder 19 controls the flexible of its push rod by solenoid valve 20, and then controls movable doorboard 18, i.e., controls push rod to push away by solenoid valve 20
The degree gone out i.e. 2 upper end opening degree of controllable pneumatic jig, so that the inlet of control material, the solenoid valve 20 is connected to control
Device 16.Here controller 16 can be the computer for being pre-loaded with control program, and wind sensor 21, solenoid valve 20 and motor 8 are equal
By cable network or wireless network connection to the controller 16, unit interval inlet amount and electricity have been previously set in controller 16
Magnet valve 20 promotes the relation of air quantity in push rod released amount and each air hose.
In addition, main air blower 7, dedusting fan 4, proportion sieve 5 and vibrating screen 6 can be controlled by controller 16 and opened and closed, also may be used
To control manually, it is introduced in the present embodiment by taking the control of controller 16 as an example.
Material sieves 5 rear ends after pneumatic jig 2, proportion sieve 5 screening, from proportion and enters vibrating screen 6, refering to Fig. 3, vibrating screen
6 include housing 9 and vibration screen, and the vibration screen includes level-one sieve 10 and two level sieve 11, the level-one sieve 10
Sieve aperture is more than the sieve aperture of two level sieve 11, and the dust entered in the material of vibrating screen 6 is blown away by the wind that the 3rd air hose is sent into,
The grain impurity bigger than cereal is stayed on level-one sieve 10, and the particle impurity smaller than cereal then falls in housing, and cereal stays in two level
On sieve 11, level-one sieve 10, two level sieve 11 are removably installed in housing 9, for different material, it is convenient to more
Change the sieve with different size perforations.
Loss of weight spring is equipped between 9 lower end of housing of vibrating screen 6 and rack 1, as shown in Figures 4 and 5, the loss of weight spring by
The interior spring 12 and outer spring 13 being coaxially disposed are formed, and the interior spring 12 is connected with the lower end of outer spring 13 with rack 1, interior 12 upper end of spring
It is connected higher than outer spring 13, and with housing 9, the interior spring 12 being coaxially arranged collectively forms loss of weight spring with outer spring 13, its intensity higher,
Buffering effect is more preferable, and service life is longer.
Multistage pneumatic separation grains separating machine operation principle and process provided by the invention are as follows：Pneumatic gate valve 14 controls pneumatic jig 2
Upper end opening size, determines that the unit interval enters the amount of the raw grain material in pneumatic jig 2, thus can determine that the first air hose,
The respective institute's required airflow of two air hoses and the 3rd air hose, when carrying out grain selecting using the machine, sets single first in controller 16
The inlet amount of position time, required airflow value determines in the release length of 19 push rod of cylinder, each air hose at this time, and controller 16 sends letter
Number the push rod of cylinder 19 is controlled to promote slide door plate 18 arrive set value to solenoid valve 20, main air blower 7 starts air feed, and each wind-force senses
Device 21 detects wind-force at each air hose air outlet, and measured value is returned controller 16, and compared with setting value, is tied according to comparing
Fruit, opening degree of 16 feedback signal of controller to each motor 8 adjustment air-flow plate, until each 21 measured value of wind sensor
It is consistent with setting value.
After the completion of adjustment, you can screened into raw grain material, controller 16 controls dedusting fan 4, proportion sieve 5 and vibration
Sieve 6 is opened, and material enters pneumatic jig 2 by feed hopper 3, and part is gently miscellaneous to be inhaled into dedusting fan 4, contains not yet in the material of whereabouts
The light miscellaneous wind sent by the first air hose being removed, which rises, to be risen, and repeats selection by winnowing removal of impurities, and material enters proportion sieve 5 and carries out
Proportion screens, and the wind that the second air hose is sent out carries out selection by winnowing removal of impurities to the material in proportion sieve 5, and material enters vibrating screen 6 afterwards, together
When the 3rd air duct blow carry out selection by winnowing removal of impurities again, by pneumatic jig 2 repeat selection by winnowing removal of impurities, proportion screening, vibration screening mistake
It is aided with wind-force removal of impurities in journey, effectively improves the dust removal rate of refiner, improve the cleanliness factor of finished product of grain, while avoid blocking
Screen mesh.
It should be noted that the structure not specifically described in the present invention, such as proportion sieve 5 and the impurity of each screen fraction
Outlet etc., it is same as the prior art, without being described in detail.
Technical solution of the present invention is exemplarily described invention above in conjunction with attached drawing, it is clear that present invention specific implementation
It is not subject to the restrictions described above, as long as the various unsubstantialities for employing inventive concept and technical scheme of the present invention progress change
Into, or it is not improved the design of invention and technical solution are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (10)
- Wind type multistage pneumatic separation grains separating machine, including rack are adjusted 1. a kind of automatic, and the rack is equipped with pneumatic jig, on the pneumatic jig End is connected with feed hopper, and pneumatic jig upper side wall is connected with dedusting fan, and proportion sieve, the front end of the proportion sieve are provided with below pneumatic jig Below pneumatic jig, proportion sieve is equipped with vibrating screen below rear end, it is characterised in that the proportion sieve lower section is equipped with main air blower, institute The discharge pipe for stating main air blower is connected with the first air hose, and the air outlet of first air hose is connected with pneumatic jig lower wall, and main air blower goes out Volume damper is equipped with air hose and the first air hose, the volume damper is adjusted by motor；Automatic control system, including controller are further included, the controller is connected with wind sensor, the wind sensor point The main air blower discharge pipe mouth of pipe is not arranged on, at the first air hose mouth of pipe, the motor is all connected to controller.
- A kind of 2. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 1, it is characterised in that the main wind The discharge pipe of machine is also associated with the second air hose and the 3rd air hose, main air blower discharge pipe and the first air hose, the second air hose and the 3rd wind Pipe is connected by four-way connection, and the second air hose air outlet is located at proportion sieve middle part lower section, and is connected with proportion sieve, the second wind Volume damper is equipped with pipe, which is adjusted by motor, and the 3rd air hose air outlet is located at vibrating screen Front end, and with connect inside vibrating screen, be equipped with wind sensor at the second air hose and the 3rd air hose air outlet, the motor and Wind sensor is connected with controller.
- 3. a kind of automatic tune wind type multistage pneumatic separation grains separating machine according to claim 1 or 2, it is characterised in that described Volume damper includes air-flow plate, and the air-flow plate is installed in each air hose by shaft, one end of the shaft Stretch out outside air hose, and driven by the motor.
- A kind of 4. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 3, it is characterised in that the pneumatic jig Pneumatic gate valve is equipped with feed hopper junction, the pneumatic gate valve includes fixed door-plate and movable doorboard, the fixed door-plate and consolidates It is located at below feed hopper, movable doorboard is slidably connected with fixed door-plate, and fixed door-plate is installed with cylinder towards pneumatic jig side, described The push rod of cylinder is connected with movable doorboard, and cylinder is connected with solenoid valve, and the solenoid valve is connected to controller.
- A kind of 5. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 4, it is characterised in that the proportion Sieve is obliquely installed, and the low rear end in its front end is high, and proportion sieve angle with horizontal plane is 26 °.
- 6. vibrating screen is obliquely installed according to claim 5, the high rear end in its front end is low, and vibrating screen angle with horizontal plane is 8 °.
- A kind of 7. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 6, it is characterised in that the vibration Sieve includes housing and vibration screen, and the vibration screen includes level-one sieve and two level sieve, and the sieve aperture of the level-one sieve is big In the sieve aperture of two level sieve.
- A kind of 8. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 7, it is characterised in that the vibration Sieve is removably disposed in housing.
- A kind of 9. multistage wind separator for grain according to claim 8, it is characterised in that the housing lower end of the vibrating screen with Loss of weight spring is equipped between rack, the loss of weight spring is made of the interior spring being coaxially disposed and outer spring, under the interior spring and outer spring End is connected with rack, and interior spring upper end is higher than outer spring, and is connected with housing.
- A kind of 10. automatic tune wind type multistage pneumatic separation grains separating machine according to claim 1, it is characterised in that the machine Frame is equipped with level(l)ing device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711237851.8A CN107952685A (en) | 2017-11-30 | 2017-11-30 | A kind of automatic tune wind type multistage pneumatic separation grains separating machine |
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| CN201711237851.8A CN107952685A (en) | 2017-11-30 | 2017-11-30 | A kind of automatic tune wind type multistage pneumatic separation grains separating machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110465492A (en) * | 2018-05-12 | 2019-11-19 | 襄阳市飞钟粮食机械有限公司 | A kind of grain grain vibration picking equipment |
| CN111437914A (en) * | 2020-03-28 | 2020-07-24 | 郑州力达自动化控制有限公司 | High-power sand making machine and method thereof |
| CN113245186A (en) * | 2021-05-25 | 2021-08-13 | 河北合力达谷物精选机械科技有限公司 | Automatic air-adjusting type multistage winnowing grain classificator |
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| CN113245186A (en) * | 2021-05-25 | 2021-08-13 | 河北合力达谷物精选机械科技有限公司 | Automatic air-adjusting type multistage winnowing grain classificator |
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