CN107617556A - A kind of agricultural soybean screening plant - Google Patents

A kind of agricultural soybean screening plant Download PDF

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Publication number
CN107617556A
CN107617556A CN201710838397.5A CN201710838397A CN107617556A CN 107617556 A CN107617556 A CN 107617556A CN 201710838397 A CN201710838397 A CN 201710838397A CN 107617556 A CN107617556 A CN 107617556A
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CN
China
Prior art keywords
fan
fixedly connected
shaped
screening plant
small opening
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Withdrawn
Application number
CN201710838397.5A
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Chinese (zh)
Inventor
黄斌
梁海通
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Nanning Shang Yuan Technology Co Ltd
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Nanning Shang Yuan Technology Co Ltd
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Priority to CN201710838397.5A priority Critical patent/CN107617556A/en
Publication of CN107617556A publication Critical patent/CN107617556A/en
Withdrawn legal-status Critical Current

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Abstract

The invention discloses a kind of agricultural soybean screening plant, driving shaft upper end belt transmission driven shaft, and driven shaft upper shaft hold rotary connecting device body, and driven shaft lower end is fixedly connected with rotating disk, and disc surfaces set the first small opening;The rotating disk lower end sets fixed disk, and fixed panel surface sets the second small opening, and the second small opening is in fan-shaped arc-shaped, and fixed disk lower end sets fan-shaped bucket, and fan-shaped bucket right lateral surface end is fixedly connected with minor arc rack, and fan-shaped bucket left end articulated mounting body.The device realizes intermittent feeding by the effect of rotating disk and fixed disk, and intermittent feeding fan-shaped bucket back and forth to swing up and down and then drive the reciprocal positive and negative rotation driving sieve plate of hollow cylinder back and forth to move left and right to be sieved, and the gravitional force of soybean is changed into mechanical kinetic energy.Apparatus structure use reasonable in design, realize that soybean is screened by transmission mechanism, and be dexterously kinetic energy by soybean potential energy, save the energy, substantially increase the operating efficiency of soybean screening.

Description

A kind of agricultural soybean screening plant
Technical field
The present invention relates to a kind of farm equipment, specifically a kind of agricultural soybean screening plant.
Background technology
Agricultural machinery refers to during crop-planting industry and Animal husbandry production, Yi Jinong, livestock products preliminary working and processing During used various machineries, agricultural machinery include farm power machinery, farmland construction machinery, soil cultivating machine, kind Plant and fertilizer machinery, plant protection mechanism, farmland discharging-irrigating machinery, crop harvesting machine, agricultural product processing machinery, animal husbandry machinery With farm transportation machinery etc., the agricultural machinery of broad sense also includes forestry machinery, fishery machinery and silkworm and mulberry, bee-keeping, edible fungi training The agricultural sideline occupations such as plant machinery, agricultural machinery belong to relative concept, and it is all mechanical for agricultural, animal husbandry, forestry and fishery to refer to General name, agricultural machinery belong to the category of agricultural machinery and implement, and seed is cleaned before soybean planting can improve the seeding quality of beans kind, every The uniform neat seed cleaned, the seed fertility than being not added with cleaning is good, and field survival rate of seedlings is high, and emergence is neat, particularly When being sowed using soybean precise sower, it is necessary to which soya seeds are strictly cleaned.
Current existing soybean screening plant realizes that different actions are screened to soybean using multiple motors mostly, consumes The energy and screening effect is bad.
The content of the invention
It is an object of the invention to provide a kind of agricultural soybean screening plant, asked with solve to propose in above-mentioned background technology Topic.
To achieve the above object, the present invention provides following technical scheme:
A kind of agricultural soybean screening plant, including device body, described device body upper end sets motor, on motor End rotation connection driving shaft lower end, driving shaft top rotary connecting device body, driving shaft upper end belt transmission driven shaft, and from Moving axis upper shaft holds rotary connecting device body, and driven shaft lower end is fixedly connected with rotating disk, and disc surfaces set the first small opening, and first Small opening is in fan-shaped arc-shaped;The rotating disk lower end sets fixed disk, and fixed disk lower end sets fan-shaped bucket, fan-shaped bucket right lateral surface end Portion is fixedly connected with minor arc rack, and fan-shaped bucket left end articulated mounting body;The fan-shaped bucket lower end articulated linkage upper end, under connecting rod The be hinged movable slider in end, movable slider are slidably connected cavity, and cavity fixed connection apparatus body inner left wall, under movable slider End is fixedly connected with limit spring upper end, and limit spring lower end is fixedly connected with cavity bottom;The minor arc rack engagement connection knuckle-tooth Bar, circular rack is fixedly connected with hollow barrel rear ends, and circular rack engagement connection spur rack, spur rack lower end set guide groove, Guide groove internal slide is connected sliding block, and spur rack right-hand member is fixedly connected with sieve plate, and sieve plate right-hand member socket cage plate, cage plate, which is fixed, to be connected Connection device body;Described device body left upper part is fixedly connected with charging aperture;The sieve plate lower end sets slope guide plate, slope guide plate bottom Portion's fixed connection and sealing discharging opening, device body left end are fixedly connected with suction pump, and suction pump right-hand member is fixedly connected with drainpipe, and right Hold slope guide plate surface that tiny micropore is set, tiny micropore lower end connects deposit cavity, deposit cavity left part connection outlet of sewer, slope guide plate Upper end sets overflow pipe, overflow pipe fixed connection apparatus body right wall;Described device body right wall hinged closures, cover plate lower end is set Put steady pin, and steady pin grafting snap ring, snap ring fixed connection apparatus body.
As the further scheme of the present invention:The fixed panel surface sets the second small opening, and the second small opening is in fan-shaped circular arc Shape.
As further scheme of the invention:The hollow drum is rotatablely connected vertical pole.
As further scheme of the invention:The fan-shaped bucket is aluminum hollow barrel.
As further scheme of the invention:The suction pump left end is fixedly connected with water inlet pipe.
As further scheme of the invention:The floor lever of sieve tray is evenly distributed with sieve aperture.
As further scheme of the invention:Described device body lower end sets telescopic spring bar.
Compared with prior art, the beneficial effects of the invention are as follows:Between the effect realization that the device passes through rotating disk and fixed disk Have a rest charging, intermittent feeding causes fan-shaped bucket back and forth to swing up and down and then drives the reciprocal positive and negative rotation driving sieve plate of hollow cylinder reciprocal Move left and right and sieved, the gravitional force of soybean is changed into mechanical kinetic energy.Apparatus structure use reasonable in design, passes through biography Motivation structure realizes that soybean is screened, and is dexterously kinetic energy by soybean potential energy, saves the energy, substantially increases soybean screening Operating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of agricultural soybean screening plant.
Fig. 2 is the structural representation of guide groove and fixed sliding block in agricultural soybean screening plant.
Fig. 3 is the right side structural representation of fan-shaped bucket and hollow cylinder in agricultural soybean screening plant.
Fig. 4 is the overlooking the structure diagram of agricultural soybean screening plant turntable and the first small opening.
In figure:1- device bodies;2- motors;3- driving shafts;4- charging apertures;5- driven shafts;6- rotating disks;7- first leaks Hole;8- fixed disks;The small openings of 9- second;10- sector buckets;11- minor arc racks;12- circular racks;13- hollow cylinders;14- connecting rods; 15- spur racks;16- guide grooves;17- fixes sliding block;The vertical poles of 18-;19- sieve plates;20- movable sliders;21- cavitys;22- is limited Position spring;23- gear wheels;24- little gears;The vertical rotating shafts of 25-;26- first bevel gears;27- second bevel gears;28- laterally turns Axle;29- exhaust fans;30- air outlets;31- cover plates;32- steady pins;33- cage plates;34- overflow pipes;35- slope guide plates;36- is deposited Chamber;37- outlets of sewer;38- water inlet pipes;39- suction pumps;40- telescopic spring bars;41- drainpipes;42- seals material mouth.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~4, in the embodiment of the present invention, a kind of agricultural soybean screening plant, including device body 1;The dress Put the upper end of body 1 and motor 2, the upper end of motor 2 rotation connection driving shaft 3 lower end, the rotation connection of the top of driving shaft 3 are set Device body 1, the upper end belt transmission driven shaft 5 of driving shaft 3, and the upper shaft of driven shaft 5 holds rotary connecting device body 1, it is driven The lower end of axle 5 is fixedly connected with rotating disk 6, and the surface of rotating disk 6 sets the first small opening 7, and the first small opening 7 is in fan-shaped arc-shaped, and motor 2 is logical Electricity work drives driving shaft 3 to rotate and then drives driven shaft 5 to follow rotations by belt, the drive rotating disk 6 of driven shaft 5 of rotation with With rotation;The lower end of rotating disk 6 sets fixed disk 8, and the surface of fixed disk 8 sets the second small opening 9, and the second small opening 9 is in fan-shaped circular arc Shape, the lower end of fixed disk 8 set fan-shaped bucket 10, and the fan-shaped right lateral surface end of bucket 10 is fixedly connected with minor arc rack 11, and fan-shaped bucket 10 Left end articulated mounting body 1, fan-shaped bucket 10 are aluminum hollow barrel, and its is in light weight, and the rotating disk 6 of rotation drives the first small opening 7 to follow Rotate and cause the second small opening of intermittent communication 9 of the first small opening 7, the first small opening 7 and the intermittent communication of the second small opening 9 realize intermittent feeding; The upper end of 10 lower end articulated linkage of fan-shaped bucket 14, the lower end of connecting rod 14 are hinged movable slider 20, and movable slider 20 is slidably connected sky Chamber 21, and the inner left wall of 21 fixed connection apparatus body of cavity 1, the lower end of movable slider 20 are fixedly connected with the upper end of limit spring 22, The lower end of limit spring 22 is fixedly connected with the bottom of cavity 21, when limit spring 22 is descended in the raw, the fan-shaped upper surface of bucket 10 In horizontal level, when the fan-shaped upper surface of bucket 10 carries weight, fan-shaped bucket 10 rotates drivening rod 14 and moves and then cause activity The slide downward of sliding block 20 compresses limit spring 22;The engagement of the minor arc rack 11 connection circular rack 12, circular rack 12 are fixedly connected The rear ends of hollow barrel 13, and the engagement connection spur rack 15 of circular rack 12, the lower end of spur rack 15 sets guide groove 16, guide groove 16 Internal slide is connected sliding block 17, and hollow drum 13 is rotatablely connected vertical pole 18, and the right-hand member of spur rack 16 is fixedly connected with sieve plate 19, the right-hand member of sieve plate 19 socket cage plate 33, the fixed connection apparatus body 1 of cage plate 33, the surface of sieve plate 19 is evenly distributed with sieve aperture, works as fan When shape bucket 10 is by weight ballast, fan-shaped bucket 10, which rotates, drives minor arc rack 11 to follow rotation, and minor arc rack 11 drives circular rack 12 Rotate and then drive circular rack 12 to rotate, circular rack 12 drives spur rack 15 to move, and spur rack 15 drives sieve plate 19 to move, and passes through The intermittent feeding of first small opening 7 and the second small opening 9 causes fan-shaped bucket 10 is back and forth pressurized to rotate upwardly and downwardly and then drive sieve plate 19 reciprocal Move left and right, the gravitional force of soybean is converted into mechanical kinetic energy.
The left upper part of described device body 1 is fixedly connected with charging aperture 4, and the lower end of driving shaft 3 is fixedly connected with gear wheel 23, and greatly The pinion mate 24 of gear 23, little gear 24 are fixedly connected with vertical rotating shaft 25, and the vertical upper and lower end parts of rotating shaft 25 are rotatablely connected dress Body 1 is put, the vertical lower end of rotating shaft 25 is fixedly connected with first bevel gear 26, and tooth 27 is bored in the engagement of first bevel gear 26 connection second, the Two bevel gears 27 are fixedly connected with the horizontal left end of rotating shaft 28, and the horizontal right wall of 28 right-hand member bearing rotary connecting device body of rotating shaft 1 is horizontal The middle part of rotating shaft 28 is fixedly connected with exhaust fan 29, and the right wall of device body 1 sets air outlet 30, and the work of motor 2 drives gear wheel 23 rotate and then drive little gear 24 to follow rotation, and little gear 24 drives vertical rotating shaft 25 to drive the first master gear 26 to rotate again, First bevel gear 26 drives second bevel gear 27 to rotate so as to drive exhaust fan 29 to rotate pumping, and the lower end of exhaust fan 29 sets ventilation Hole during being screened for caused grey gas by the way that grey gas is aspirated by exhaust fan 29 and discharged through air outlet 30.
The lower end of sieve plate 19 sets slope guide plate 35, the bottom fixed connection and sealing discharging opening 42 of slope guide plate 35, device body 1 Left end is fixedly connected with suction pump 39, and the left end of suction pump 39 is fixedly connected with water inlet pipe 38, and the right-hand member of suction pump 39 is fixedly connected with drainpipe 41, and the surface of right-hand member slope guide plate 35 sets tiny micropore, tiny micropore lower end connects deposit cavity 36, and the connection of the left part of deposit cavity 36 is dirty Water out 37, the upper end of slope guide plate 35 set overflow pipe 34, the right wall of 34 fixed connection apparatus body of overflow pipe 1, when soybean is from sieve plate 19 when being fallen, and water purification is pumped to slope guide plate 35 and cleans soybean by suction pump 39, wherein floating class impurity flows out through overflow pipe 34, it is tiny Deposition class impurity is fallen under flow action in deposit cavity 36 is discharged through outlet of sewer 37, and sealed discharging is opened after cleaning Mouth 42 causes the soybean discharge after cleaning.
The right wall hinged closures 31 of described device body 1, the lower end of cover plate 31 set steady pin 32, and the grafting card of steady pin 32 Ring, snap ring fixed connection apparatus body 1, the lower end of device body 1 set telescopic spring bar 40, and the bulky grain remained on sieve plate 19 is miscellaneous Matter is trapped on sieve plate 19, and cover plate 31 is opened after the completion of screening and is discharged it, when the slowing device body 1 of telescopic spring bar 40 works Caused vibration.
The present invention operation principle be:The energization work of motor 2 drive driving shaft 3 rotate so that by belt driving from Moving axis 5 follows rotation, and the driven shaft 5 of rotation drives rotating disk 6 to follow rotation, and the rotating disk 6 of rotation drives the first small opening 7 to follow rotation So that the second small opening of intermittent communication 9 of the first small opening 7, the first small opening 7 and the intermittent communication of the second small opening 9 realize intermittent feeding, work as limit When position spring 22 descends in the raw, the fan-shaped upper surface of bucket 10 is in horizontal level, when the fan-shaped upper surface of bucket 10 carries weight, Fan-shaped bucket 10 rotates drivening rod 14 and moves and then cause the slide downward of movable slider 20 compression limit spring 22, fan-shaped bucket 10 by During weight ballast, fan-shaped bucket 10, which rotates, drives minor arc rack 11 to follow rotations, the drive circular rack 12 of minor arc rack 11 rotate and then Driving circular rack 12 rotates, and circular rack 12 drives spur rack 15 to move, and spur rack 15 drives sieve plate 19 to move, and passes through the first small opening 7 and second small opening 9 intermittent feeding cause fan-shaped bucket 10 back and forth be pressurized rotate upwardly and downwardly and then drive sieve plate 19 back and forth to move left and right, The gravitional force of soybean is converted into mechanical kinetic energy, the work of motor 2 drives gear wheel 23 to rotate and then drive little gear 24 Rotation is followed, little gear 24 drives vertical rotating shaft 25 to drive the first master gear 26 to rotate again, and first bevel gear 26 drives the second cone Gear 27 is rotated so as to drive exhaust fan 29 to rotate pumping, caused ash during the lower end of exhaust fan 29 setting air vent is screened for Gas by, grey gas is aspirated by exhaust fan 29 and discharged through air outlet 30, soybean from sieve plate 19 fall when, suction pump 39 pumps to water purification Slope guide plate 35 cleans soybean, wherein floating class impurity flows out through overflow pipe 34, tiny deposition class impurity is fallen under flow action Discharged in deposit cavity 36 through outlet of sewer 37, soybean discharge after material mouth 42 causes cleaning sealed when being opened after cleaning, The slowing device body 1 of telescopic spring bar 40 works caused vibration.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (7)

1. a kind of agricultural soybean screening plant, including device body(1), it is characterised in that described device body(1)Upper end is set Motor(2), motor(2)Upper end is rotatablely connected driving shaft(3)Lower end, driving shaft(3)Top rotary connecting device sheet Body(1), driving shaft(3)Upper end belt transmission driven shaft(5), and driven shaft(5)Upper shaft holds rotary connecting device body(1), Driven shaft(5)Lower end is fixedly connected with rotating disk(6), rotating disk(6)Surface sets the first small opening(7), the first small opening(7)In fan-shaped circular arc Shape;The rotating disk(6)Lower end sets fixed disk(8), fixed disk(8)Lower end sets fan-shaped bucket(10), fan-shaped bucket(10)Right side table Face end is fixedly connected with minor arc rack(11), and fan-shaped bucket(10)Left end articulated mounting body(1);The fan-shaped bucket(10)Lower end Articulated linkage(14)Upper end, connecting rod(14)Lower end is hinged movable slider(20), movable slider(20)Be slidably connected cavity(21), and Cavity(21)Fixed connection apparatus body(1)Inner left wall, movable slider(20)Lower end is fixedly connected with limit spring(22)Upper end, Limit spring(22)Lower end is fixedly connected with cavity(21)Bottom;The minor arc rack(11)Engagement connection circular rack(12), knuckle-tooth Bar(12)It is fixedly connected with hollow barrel(13)Rear ends, and circular rack(12)Engagement connection spur rack(15), spur rack(15)Under End sets guide groove(16), guide groove(16)Internal slide is connected sliding block(17), spur rack(16)Right-hand member is fixedly connected with sieve Plate(19), sieve plate(19)Right-hand member is socketed cage plate(33), cage plate(33)Fixed connection apparatus body(1);Described device body(1)It is left End top is fixedly connected with charging aperture(4);The sieve plate(19)Lower end sets slope guide plate(35), slope guide plate(35)Bottom is fixedly connected Seal material mouth(42), device body(1)Left end is fixedly connected with suction pump(39), suction pump(39)Right-hand member is fixedly connected with drainpipe (41), and right-hand member slope guide plate(35)Surface sets tiny micropore, and tiny micropore lower end connects deposit cavity(36), deposit cavity(36)It is left Portion connects outlet of sewer(37), slope guide plate(35)Upper end sets overflow pipe(34), overflow pipe(34)Fixed connection apparatus body(1) Right wall;Described device body(1)Right wall hinged closures(31), cover plate(31)Lower end sets steady pin(32), and steady pin(32) Grafting snap ring, snap ring fixed connection apparatus body(1).
A kind of 2. agricultural soybean screening plant according to claim 1, it is characterised in that the fixed disk(8)Surface is set Put the second small opening(9), the second small opening(9)In fan-shaped arc-shaped.
A kind of 3. agricultural soybean screening plant according to claim 1, it is characterised in that the hollow drum(13)Rotate Connect vertical pole(18).
A kind of 4. agricultural soybean screening plant according to claim 1, it is characterised in that the fan-shaped bucket(10)For aluminum Hollow barrel.
A kind of 5. agricultural soybean screening plant according to claim 1, it is characterised in that the suction pump(39)Left end is consolidated Surely water inlet pipe is connected(38).
A kind of 6. agricultural soybean screening plant according to claim 1, it is characterised in that the sieve plate(19)Surface is uniform Sieve aperture is distributed with.
A kind of 7. agricultural soybean screening plant according to claim 1, it is characterised in that described device body(1)Lower end Telescopic spring bar is set(40).
CN201710838397.5A 2017-09-18 2017-09-18 A kind of agricultural soybean screening plant Withdrawn CN107617556A (en)

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CN201710838397.5A CN107617556A (en) 2017-09-18 2017-09-18 A kind of agricultural soybean screening plant

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Application Number Priority Date Filing Date Title
CN201710838397.5A CN107617556A (en) 2017-09-18 2017-09-18 A kind of agricultural soybean screening plant

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108325583A (en) * 2018-04-12 2018-07-27 合肥图腾龙机械设计有限公司 A kind of agricultural millet decladding separation integrated device
CN108355971A (en) * 2018-04-25 2018-08-03 河南科技大学 A kind of soybean screening machine
CN108405346A (en) * 2018-03-19 2018-08-17 卢勇军 A metal automatic sorting and recycling device
CN108405306A (en) * 2018-03-16 2018-08-17 纪美 A kind of double-cylinder type soya bean quickly sorts cleaning device
CN108526016A (en) * 2018-04-11 2018-09-14 王生贵 A kind of agricultural soybean screening and removing impurities device
CN108554516A (en) * 2018-03-01 2018-09-21 蒋欣 A kind of mining stone material grinding device
CN108745861A (en) * 2018-06-07 2018-11-06 陈晨 A kind of industrial granule materials processing equipment of the double-deck vibration screening formula step by step
CN109433593A (en) * 2018-11-26 2019-03-08 徐州力源纤维素科技有限公司 High frequency zone machine with crushing function
CN109479435A (en) * 2019-01-17 2019-03-19 黑龙江省农业科学院耕作栽培研究所 A kind of excellent kind of Screening Treatment device of new-type rice cropping
CN111921692A (en) * 2020-06-17 2020-11-13 泉州市如万电子商务有限公司 Mould removing machine for germinated wheat
CN112279305A (en) * 2020-09-17 2021-01-29 岳阳振兴中顺新材料科技有限公司 New method for producing polymeric ferric sulfate
CN113083672A (en) * 2021-04-02 2021-07-09 江西惠农种业有限公司 A kind of device of selecting seeds for rice
CN119237290A (en) * 2024-10-31 2025-01-03 连云港龙塔研磨材料有限公司 Ultrafine silicon carbide powder purification device and purification method

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108554516A (en) * 2018-03-01 2018-09-21 蒋欣 A kind of mining stone material grinding device
CN108405306A (en) * 2018-03-16 2018-08-17 纪美 A kind of double-cylinder type soya bean quickly sorts cleaning device
CN108405346A (en) * 2018-03-19 2018-08-17 卢勇军 A metal automatic sorting and recycling device
CN108526016B (en) * 2018-04-11 2020-11-17 重庆毅尚生态农业发展有限公司 Agricultural soybean screening edulcoration device
CN108526016A (en) * 2018-04-11 2018-09-14 王生贵 A kind of agricultural soybean screening and removing impurities device
CN108325583A (en) * 2018-04-12 2018-07-27 合肥图腾龙机械设计有限公司 A kind of agricultural millet decladding separation integrated device
CN108355971A (en) * 2018-04-25 2018-08-03 河南科技大学 A kind of soybean screening machine
CN108355971B (en) * 2018-04-25 2023-08-01 河南科技大学 Soybean sieve separator
CN108745861A (en) * 2018-06-07 2018-11-06 陈晨 A kind of industrial granule materials processing equipment of the double-deck vibration screening formula step by step
CN109433593A (en) * 2018-11-26 2019-03-08 徐州力源纤维素科技有限公司 High frequency zone machine with crushing function
CN109479435A (en) * 2019-01-17 2019-03-19 黑龙江省农业科学院耕作栽培研究所 A kind of excellent kind of Screening Treatment device of new-type rice cropping
CN109479435B (en) * 2019-01-17 2021-04-02 黑龙江省农业科学院耕作栽培研究所 New-type rice cultivation is with excellent kind screening process device
CN111921692A (en) * 2020-06-17 2020-11-13 泉州市如万电子商务有限公司 Mould removing machine for germinated wheat
CN112279305A (en) * 2020-09-17 2021-01-29 岳阳振兴中顺新材料科技有限公司 New method for producing polymeric ferric sulfate
CN112279305B (en) * 2020-09-17 2023-03-03 岳阳振兴中顺新材料科技股份有限公司 New method for producing polymeric ferric sulfate
CN113083672A (en) * 2021-04-02 2021-07-09 江西惠农种业有限公司 A kind of device of selecting seeds for rice
CN119237290A (en) * 2024-10-31 2025-01-03 连云港龙塔研磨材料有限公司 Ultrafine silicon carbide powder purification device and purification method

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Application publication date: 20180123