CN105268641A - Grain winnowing vibration screen - Google Patents

Grain winnowing vibration screen Download PDF

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Publication number
CN105268641A
CN105268641A CN201510798216.1A CN201510798216A CN105268641A CN 105268641 A CN105268641 A CN 105268641A CN 201510798216 A CN201510798216 A CN 201510798216A CN 105268641 A CN105268641 A CN 105268641A
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CN
China
Prior art keywords
plate
grain
lower screen
suction channel
upper sieve
Prior art date
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.)
Pending
Application number
CN201510798216.1A
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Chinese (zh)
Inventor
沈一青
徐水龙
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Individual
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Individual
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Filing date
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Application filed by Individual filed Critical Individual
Priority to CN201510798216.1A priority Critical patent/CN105268641A/en
Publication of CN105268641A publication Critical patent/CN105268641A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4663Multi-layer screening surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/01Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B2201/00Details applicable to machines for screening using sieves or gratings
    • B07B2201/04Multiple deck screening devices comprising one or more superimposed screens

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  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention discloses a grain winnowing vibration screen. According to the structure of the grain winnowing vibration screen, a feeding hopper (1) is arranged on the top of a rack (13), an air closing material evening device (2) is arranged below the feeding hopper (1), a discharging flowing plate (3) is arranged below the air closing material evening device (2), and the lower end of the discharging flowing plate (3) is located at a suction opening of a front suction channel (401) of a winnowing cleaning device (4); a material distributing device (17) is arranged below the discharging flowing plate (3), an upper screen feeding flowing plate (6) and a lower screen feeding flowing plate (7) are arranged below the material distributing device (17), and the lower end of the upper screen feeding flowing plate (6) and the lower end of the lower screen feeding flowing plate (7) are located on an upper screen (8) and a lower screen (9) respectively; and a discharging belt conveyor (16) is arranged below the discharging end of the upper screen (8) and the discharging end of the lower screen (9). The grain winnowing vibration screen can effectively remove dust and all impurities such as light impurities, large impurities and small impurities in grain, and it is guaranteed that the impurity rate of the cleaned grain meets the storage requirement.

Description

Grain pneumatic separation vibrating screen
Technical field
The present invention relates to a kind of grain pneumatic separation vibrating screen.
Background technology
Existing grain cleaning sieve includes vibrating cleaning sieve or pneumatic separation vibrating screen, and its structure of vibrating cleaning sieve generally comprises vibration machine and sieve nest, drives sieve nest vibration by vibrator, thus impurity elimination.Pneumatic separation vibrating screen is then increase a set of blower fan on the basis of vibrating cleaning sieve, for removing the foreign material of dust and small volume.Existing its weak point of these equipment is weak effect, and output is little, and environment protecting is poor.
Summary of the invention
Object of the present invention is exactly for above-mentioned the deficiencies in the prior art, provides a kind of impurity elimination effective, the grain pneumatic separation vibrating screen that efficiency is high.
The technical solution used in the present invention is as follows:
A kind of grain pneumatic separation vibrating screen, it is characterized in that it includes frame, the top of frame is provided with feed hopper, the below of feed hopper is provided with closes wind harmonious material device, the below closing wind harmonious material device is provided with blanking and drops down plate, the lower end that plate is dropped down in blanking is in the front suction channel suction inlet place of selection by winnowing cleaning plant, the below that plate is dropped down in blanking is provided with feeding-distribution device, the below of feeding-distribution device is provided with upper sieve charging and drops down plate and plate is dropped down in lower screen charging, described upper sieve charging is dropped down the lower end that plate and lower screen charging drop down plate and is on upper sieve and lower screen respectively, discharging belt conveyer is provided with below the discharge end of described upper sieve and lower screen.
The described wind harmonious material device that closes includes material stock chamber, material stock is provided with rotating shaft in chamber, described rotating shaft is provided with 6 pieces of material scraping plates, described material scraping plate distributes in the shape of a spiral on the axis of rotating shaft, each pitch to the left and right from centre, and left-and-right spiral rotation direction is contrary, the bottom opening in described material stock chamber is provided with and rotatably drops down plate, rotatably drop down plate and connect back-moving spring one end, the other end of back-moving spring is connected in described front suction channel sidewall steel plate.
The direction of vibration of described upper sieve and lower screen is contrary.
Described upper sieve and lower screen are all by hanger erection on the holder of its correspondence, and upper sieve and lower screen are provided with damper rod near one end of discharging.
Described frame is arranged on moving frame.
The expansion chamber that described selection by winnowing cleaning plant includes front suction channel, rear suction channel and is arranged between front suction channel and rear suction channel, the bottom of expansion chamber is provided with impurities removal and closes wind auger, and the top of expansion chamber is provided with blower fan, and the air outlet of blower fan connects dust arrester.
Be provided with rear suction channel damper between described rear suction channel and expansion chamber, the just right frame side wall in front suction channel inlet scoop is provided with air inlet.
Described upper sieve is all connected with vibration machine with lower screen, and described vibration machine includes power transmission shaft, power transmission shaft is provided with two eccentric wheels, and these two eccentric wheels are connected with lower screen with upper sieve respectively by respective connecting rod.
The described rotating speed closing wind harmonious material device shaft is by frequency converter stepless speed regulation.
Described feeding-distribution device and lower screen charging are dropped down between plate and are also provided with demarcation strip, and the inwall of demarcation strip and frame forms lower screen feeding-passage.
Beneficial effect of the present invention has:
Effectively can clear up the dust removed in grain, lightweight, large assorted, little all impurity such as assorted, ensure that the grain percentage of impurity after cleaning reaches Storage Requirement.Owing to have employed two-layer vibratory cleaning compass screen surface, when substantially not increasing equipment and taking up an area, output doubles.Upper sieve and lower screen symmetry move back and forth, and complete machine runs more steady, and environment protecting is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is side-looking structural representation of the present invention.
Fig. 3 is the structural representation that the present invention closes wind harmonious material device.
Fig. 4 is the structural representation of vibration machine of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described:
As shown in Figure 1, 2, the present invention it include frame 13, the top of frame 13 is provided with feed hopper 1, and the below of feed hopper 1 is provided with closes wind harmonious material device 2.The below closing wind harmonious material device 2 is provided with blanking and drops down plate 3, and the lower end that plate 3 is dropped down in blanking is in the front suction channel 401 suction inlet place of selection by winnowing cleaning plant 4, and the below that plate 3 is dropped down in blanking is provided with feeding-distribution device 17.The below of feeding-distribution device 17 is provided with upper sieve charging and drops down plate 6 and plate 7 is dropped down in lower screen charging.Upper sieve charging is dropped down the lower end that plate 6 and lower screen charging drop down plate 7 and is in respectively on upper sieve 8 and lower screen 9, is provided with discharging belt conveyer 16 below the discharge end of upper sieve 8 and lower screen 9.Drop down between plate 7 at feeding-distribution device 17 and lower screen charging and be also provided with demarcation strip 19, demarcation strip 19 forms lower screen feeding-passage 20 with the inwall of frame 13, dropping down from blanking the grain some that plate 3 falls flows to upper sieve 9 from lower screen feeding-passage 20, and another part flows on upper sieve 8.Arrange lower screen feeding-passage 20 blanking can be avoided to drop down grain that plate 3 flows down too disperses, and facilitate feeding-distribution device 17 to regulate the distribution of upper sieve 8 and grain on lower screen 9.
The present invention closes the structure of wind harmonious material device 2 as shown in Figure 3, closes wind harmonious material device 2 and includes material stock chamber 201, be provided with rotating shaft 202 in material stock chamber 201, rotating shaft 202 is provided with 6 pieces of material scraping plates 203.Material scraping plate 203 distributes in the shape of a spiral on the axis of rotating shaft 202, each pitch to the left and right from centre, and left-and-right spiral rotation direction is contrary.The bottom opening in material stock chamber 201 is provided with and rotatably drops down plate 204, rotatably drop down between plate 204 and material scraping plate 203 and have certain gap, rotatably drop down plate 204 and connect back-moving spring 205 one end, the other end of back-moving spring 205 is connected in front suction channel 10 sidewall steel plate.The rotating speed closing wind harmonious material device 2 shaft 202 is controlled by variable-frequency motor, can stepless speed regulation.According to grain variety, the different and original difference containing mixing, closes rotating shaft 202 rotating speed of wind material-homogenating device 2, thus can adjust the mass flow entering air draught cleaning plant by variable-frequency motor stepless speed regulation, controls output to reach best cleaning effect.Because material scraping plate 203 is in spiral distribution on the axis of rotating shaft 202, grain middle under the effect of material scraping plate 203 can be disperseed thus uniform flow by toward both sides (all to concentrate on middle part under usual operating mode when grain is less) when closing the grain in wind material-homogenating device 2 and be less and being distributed in centre.
Upper sieve 8 of the present invention is all connected with vibration machine 5 with lower screen 9, vibration machine 5 includes power transmission shaft 501 as shown in Figure 4, power transmission shaft 501 is provided with two eccentric wheels 502, these two eccentric wheels 502 are connected with lower screen 9 with upper sieve 8 respectively by respective connecting rod.By the rotation of power transmission shaft 501, band movable eccentric wheel 502 rotates, then by eccentric wheel drivening rod, upper sieve 8 and lower screen 9 is moved back and forth.The layout of two eccentric wheels 502 on power transmission shaft 501 is laterally zygomorphic, therefore the front-rear reciprocation movement of upper sieve 8 and lower screen 9 is also symmetrical, their direction of vibration is contrary, namely when upper sieve 8 travels forward, lower screen 9 moves backward, the vibration produced during such levels sieve motion is cancelled out each other, and complete machine can not produce vibration substantially.
Upper sieve 8 of the present invention and lower screen 9 are all be arranged on the holder of its correspondence by suspension rod 11, and upper sieve 8 and lower screen 9 are provided with damper rod 12 near one end of discharging, when upper sieve 8 and lower screen 9 estimate front-rear reciprocation movement reach capacity position time, the existence due to damper rod 12 can effectively overcome levels sieve motion inertia.
Frame 13 can be arranged on moving frame 14 by the present invention, can change operating location easily, improves operating efficiency.
The expansion chamber 403 that selection by winnowing cleaning plant 4 of the present invention includes front suction channel 401, rear suction channel 402 and is arranged between front suction channel 401 and rear suction channel 402, the bottom of expansion chamber 403 is provided with impurities removal and closes wind auger 404, the top of expansion chamber 403 is provided with blower fan 407, and the air outlet of blower fan 407 connects dust arrester 15.
Be provided with rear suction channel damper 405 between suction channel 402 and expansion chamber 403 after the present invention, the just right frame side wall in front suction channel 401 inlet scoop is provided with air inlet 406.The unlatching size of rear suction channel damper 405 can adjust the air quantity entering rear suction channel 402, makes whole vibratory cleaning compass screen surface be in certain negative pressure state, ensures that grain discharging opening and complete machine do not have to raise outside dust, improves environment protecting.
The course of work of the present invention is as follows:
Miscellaneous cereal-containing food enters feed hopper 1 by miscellaneous equipment, then enter and close in the material stock chamber 201 of wind harmonious material device 2, rotating shaft 202 is moved, material between adjacent two pieces of scraper plates will be sent to rotatably to drop down on plate 204 and flow into air draught cleaning plant from both gaps, enter if any the bulk materials being greater than this gap, harmonious material device drives this bulk materials will overcome the pulling force of extension spring to rotatably dropping down the torque that plate 204 produces, and makes rotatably to drop down plate 204 and rotates counterclockwise and increase gap thus make that bulk materials flows out smoothly and unlikely equipment is stuck.Bulk materials rotatably drops down plate 204 after flowing out and sets back under the effect of back-moving spring 205, and gap keeps original size.
Close wind material-homogenating device 2 one aspect and ensure that the grain entering air draught cleaning plant is evenly flowed out by above-mentioned stability of flow along whole width, be full of grain owing to closing wind harmonious material device 2 inside on the other hand, can prevent outside air from entering air draught cleaning plant to ensure air draught cleaning effect.
In grain downflow processes, under the suction function of blower fan 407, outside air enters from air inlet 406, through grain layer, and bring the light assorted and dust in grain layer into front suction channel 401, then enter expansion chamber 403, the cross section due to expansion chamber 403 increases suddenly and wind speed is slack-off, is closed wind auger 404 thus outside discharge machine by the impurity taken out of the impurities removal fallen at the bottom of expansion chamber of falling off.The dust laden air removed after light mixing continues through blower fan and is admitted to dust arrester 15, and the air being met discharge standard by dedusting enters air, and dust is collected process.Regulate the size of Fan Regulation air door 408, the adjustable wind speed entering front suction channel 401, makes wind speed adapt to the floating velocity of different grain thus reach best impurity-eliminating effect.
Drop down plate 3 by the light assorted rear grain of air draught cleaning removal through blanking and enter upper sieve 8 and lower screen 9 respectively through feeding-distribution device 17 again, the grain flow entering upper sieve 8 and lower screen 9 is controlled to distribute by feeding-distribution device 17.Turn left and rotate feeding-distribution device 17, the grain entering upper sieve 8 reduces, and the grain entered into lower screen 9 increases, otherwise turn right and rotate the grain increase that feeding-distribution device 17 enters upper sieve 8, the grain entering lower screen 9 reduces.By reciprocating motion and the up-down vibration of upper sieve 8 and lower screen 9, large assorted in grain and littlely assortedly to be separated outside discharge machine by assorted greatly compass screen surface and sieve cover for small impurities respectively.Except the clean grain after assorted flows out at the lower end discharging opening of upper sieve 8 and lower screen 9, drop down plate 18 by discharging and flow into discharging belt conveyer 16, send into lower road equipment by discharging belt conveyer 16.
Other the undeclared part that the present invention relates to is same as the prior art.

Claims (10)

1. a grain pneumatic separation vibrating screen, it is characterized in that it includes frame (13), the top of frame (13) is provided with feed hopper (1), the below of feed hopper (1) is provided with closes wind harmonious material device (2), the below closing wind harmonious material device (2) is provided with blanking and drops down plate (3), the lower end that plate (3) is dropped down in blanking is in front suction channel (401) the suction inlet place of selection by winnowing cleaning plant (4), the below that plate (3) is dropped down in blanking is provided with feeding-distribution device (17), the below of feeding-distribution device (17) is provided with upper sieve charging and drops down plate (6) and plate (7) is dropped down in lower screen charging, described upper sieve charging is dropped down the lower end that plate (6) and lower screen charging drop down plate (7) and is on upper sieve (8) and lower screen (9) respectively, discharging belt conveyer (16) is provided with below the discharge end of described upper sieve (8) and lower screen (9).
2. grain pneumatic separation vibrating screen according to claim 1, close wind harmonious material device (2) described in it is characterized in that and include material stock chamber (201), rotating shaft (202) is provided with in material stock chamber (201), described rotating shaft (202) is provided with 6 pieces of material scraping plates (203), described material scraping plate (203) distributes in the shape of a spiral on the axis of rotating shaft (202), each pitch to the left and right from centre, and left-and-right spiral rotation direction is contrary, the bottom opening of described material stock chamber (201) is provided with and rotatably drops down plate (204), rotatably drop down plate (204) and connect back-moving spring (205) one end, the other end of back-moving spring (205) is connected in described front suction channel (10) sidewall steel plate.
3. grain pneumatic separation vibrating screen according to claim 1, is characterized in that the direction of vibration of described upper sieve (8) and lower screen (9) is contrary.
4. grain pneumatic separation vibrating screen according to claim 1, it is characterized in that described upper sieve (8) and lower screen (9) are all be arranged on the holder of its correspondence by suspension rod (11), upper sieve (8) and lower screen (9) are provided with damper rod (12) near one end of discharging.
5. grain pneumatic separation vibrating screen according to claim 1, is characterized in that described frame (13) is arranged on moving frame (14).
6. grain pneumatic separation vibrating screen according to claim 1, it is characterized in that the expansion chamber (403) that described selection by winnowing cleaning plant (4) includes front suction channel (401), rear suction channel (402) and is arranged between front suction channel (401) and rear suction channel (402), the bottom of expansion chamber (403) is provided with impurities removal and closes wind auger (404), the top of expansion chamber (403) is provided with blower fan (407), and the air outlet of blower fan (407) connects dust arrester (15).
7. grain pneumatic separation vibrating screen according to claim 6, it is characterized in that being provided with rear suction channel damper (405) between described rear suction channel (402) and expansion chamber (403), the just right frame side wall in front suction channel (401) inlet scoop is provided with air inlet (406).
8. grain pneumatic separation vibrating screen according to claim 3, it is characterized in that described upper sieve (8) is all connected with vibration machine (5) with lower screen (9), described vibration machine (5) includes power transmission shaft (501), power transmission shaft (501) is provided with two eccentric wheels (502), these two eccentric wheels (502) are connected with lower screen (9) with upper sieve (8) respectively by respective connecting rod.
9. grain pneumatic separation vibrating screen according to claim 2, closes the rotating speed of wind harmonious material device (2) shaft (202) by frequency converter stepless speed regulation described in it is characterized in that.
10. grain pneumatic separation vibrating screen according to claim 1, it is characterized in that described feeding-distribution device (17) and lower screen charging are dropped down between plate (7) and be provided with demarcation strip (19), demarcation strip (19) forms lower screen feeding-passage (20) with the inwall of frame (13).
CN201510798216.1A 2015-11-19 2015-11-19 Grain winnowing vibration screen Pending CN105268641A (en)

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Application Number Priority Date Filing Date Title
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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106000882A (en) * 2016-07-08 2016-10-12 吴江市胜天包装输送机械有限责任公司 Multi-channel multi-layer vibration cleaning machine
CN106269513A (en) * 2016-08-16 2017-01-04 陈泳东 Grain pneumatic separation vibrating screen
CN107225090A (en) * 2017-08-08 2017-10-03 开封市茂盛机械有限公司 Revolution combination multi-deck screen
CN107234066A (en) * 2017-08-08 2017-10-10 开封市茂盛机械有限公司 The secondary downdraught feed system of revolution combination multi-deck screen
CN107282395A (en) * 2017-08-08 2017-10-24 开封市茂盛机械有限公司 The revolution combination uniform proportioner of multi-deck screen
CN107350155A (en) * 2017-09-11 2017-11-17 安徽唯嵩光电科技有限公司 A kind of selection by winnowing feeding mechanism
CN107362976A (en) * 2017-09-11 2017-11-21 安徽唯嵩光电科技有限公司 A kind of new self-balance vibrating cleaning sieve
CN107597591A (en) * 2017-10-23 2018-01-19 扬州明品机械设备有限公司 A kind of two level cleaning plant
CN107670989A (en) * 2017-10-23 2018-02-09 扬州明品机械设备有限公司 A kind of two level cleaner
CN108620330A (en) * 2018-07-04 2018-10-09 郑州中粮科研设计院有限公司 Twin-stage turns round Assembled multilayer sieve
CN109848043A (en) * 2019-03-12 2019-06-07 荆州市宇中粮食机械有限公司 An environmentally friendly intelligent air sieve integrated cleaning machine
CN111632841A (en) * 2020-06-04 2020-09-08 钱学森 Screening device for agricultural planting seeds
CN111889373A (en) * 2020-07-16 2020-11-06 河南工业大学 Magnetic drive plane rotary screen
CN112387593A (en) * 2019-08-16 2021-02-23 佛冈明阳机械有限公司 Primary selector of dual screening
CN116159613A (en) * 2022-12-21 2023-05-26 安徽东亚机械有限公司 Automatic rubber roll rice huller of feedback compensation
CN119489038A (en) * 2025-01-09 2025-02-21 中机智慧(河南)智能机器人有限公司 A hanging multi-dimensional adjustable grain cleaning screen with grain type identification mechanism

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CN2156948Y (en) * 1993-04-15 1994-02-23 王建基 Double linkage type cleaning screen for grain
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CN201862579U (en) * 2010-11-19 2011-06-15 张启荣 Grain winnowing vibration cleaning machine
CN102553826A (en) * 2012-01-03 2012-07-11 界首市粮食机械有限责任公司 Novel grain impurity cleaning machine
CN203329988U (en) * 2013-06-07 2013-12-11 滁州市雪山粮油机械制造有限公司 Inlet air suction impurity removal type vibration cleaning screen
CN204523561U (en) * 2015-02-06 2015-08-05 沈一青 The mobile vibration winnowing sieve of air intake device after band
CN205146695U (en) * 2015-11-19 2016-04-13 沈一青 Grain selection by winnowing shale shaker

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Publication number Priority date Publication date Assignee Title
CN2156948Y (en) * 1993-04-15 1994-02-23 王建基 Double linkage type cleaning screen for grain
KR20100108652A (en) * 2009-03-30 2010-10-08 (주)미동이엔지 The grain sorter
CN201592170U (en) * 2009-12-28 2010-09-29 安徽省界首市云龙粮机配套工程有限公司 Multifunctional grain wind power cleaner
CN201862579U (en) * 2010-11-19 2011-06-15 张启荣 Grain winnowing vibration cleaning machine
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CN203329988U (en) * 2013-06-07 2013-12-11 滁州市雪山粮油机械制造有限公司 Inlet air suction impurity removal type vibration cleaning screen
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CN205146695U (en) * 2015-11-19 2016-04-13 沈一青 Grain selection by winnowing shale shaker

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106000882A (en) * 2016-07-08 2016-10-12 吴江市胜天包装输送机械有限责任公司 Multi-channel multi-layer vibration cleaning machine
CN106269513A (en) * 2016-08-16 2017-01-04 陈泳东 Grain pneumatic separation vibrating screen
CN107225090B (en) * 2017-08-08 2023-04-14 中粮工科茂盛装备(河南)有限公司 Rotary combined multi-layer screen
CN107225090A (en) * 2017-08-08 2017-10-03 开封市茂盛机械有限公司 Revolution combination multi-deck screen
CN107234066A (en) * 2017-08-08 2017-10-10 开封市茂盛机械有限公司 The secondary downdraught feed system of revolution combination multi-deck screen
CN107282395A (en) * 2017-08-08 2017-10-24 开封市茂盛机械有限公司 The revolution combination uniform proportioner of multi-deck screen
CN107234066B (en) * 2017-08-08 2023-04-28 中粮工科茂盛装备(河南)有限公司 Secondary suction feeding system of rotary combined multi-layer screen
CN107350155A (en) * 2017-09-11 2017-11-17 安徽唯嵩光电科技有限公司 A kind of selection by winnowing feeding mechanism
CN107362976A (en) * 2017-09-11 2017-11-21 安徽唯嵩光电科技有限公司 A kind of new self-balance vibrating cleaning sieve
CN107670989A (en) * 2017-10-23 2018-02-09 扬州明品机械设备有限公司 A kind of two level cleaner
CN107597591A (en) * 2017-10-23 2018-01-19 扬州明品机械设备有限公司 A kind of two level cleaning plant
CN108620330A (en) * 2018-07-04 2018-10-09 郑州中粮科研设计院有限公司 Twin-stage turns round Assembled multilayer sieve
CN108620330B (en) * 2018-07-04 2024-06-11 郑州中粮科研设计院有限公司 Double-stage rotary combined multi-layer screen
CN109848043A (en) * 2019-03-12 2019-06-07 荆州市宇中粮食机械有限公司 An environmentally friendly intelligent air sieve integrated cleaning machine
CN112387593A (en) * 2019-08-16 2021-02-23 佛冈明阳机械有限公司 Primary selector of dual screening
CN111632841A (en) * 2020-06-04 2020-09-08 钱学森 Screening device for agricultural planting seeds
CN111889373A (en) * 2020-07-16 2020-11-06 河南工业大学 Magnetic drive plane rotary screen
CN116159613A (en) * 2022-12-21 2023-05-26 安徽东亚机械有限公司 Automatic rubber roll rice huller of feedback compensation
CN119489038A (en) * 2025-01-09 2025-02-21 中机智慧(河南)智能机器人有限公司 A hanging multi-dimensional adjustable grain cleaning screen with grain type identification mechanism

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Application publication date: 20160127