CN110586462B - Multistage screening plant of soybean seed - Google Patents

Multistage screening plant of soybean seed Download PDF

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Publication number
CN110586462B
CN110586462B CN201910901990.9A CN201910901990A CN110586462B CN 110586462 B CN110586462 B CN 110586462B CN 201910901990 A CN201910901990 A CN 201910901990A CN 110586462 B CN110586462 B CN 110586462B
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CN
China
Prior art keywords
box body
plate
wheel
rocking plate
multistage
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CN201910901990.9A
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Chinese (zh)
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CN110586462A (en
Inventor
黎全
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SUZHOU QIHUA MACHINERY & ELECTRICAL EQUIPMENT Co.,Ltd.
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Suzhou Qihua Machinery & Electrical Equipment Co ltd
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Priority to CN201910901990.9A priority Critical patent/CN110586462B/en
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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
    • 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
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B07B1/30Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
    • 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
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens

Abstract

The invention relates to the technical field of agriculture, and particularly discloses a soybean seed multistage screening device which comprises a box body and a feeding hopper, wherein the top of the box body is communicated with the feeding hopper, a rocking plate is obliquely arranged in the box body, two eccentric wheels are rotatably arranged at the front end and the rear end below the rocking plate, a material guide plate is arranged below the right end of the rocking plate, and a broken rod outlet is formed in the side wall of the box body at the tail end of the material guide plate. A first motor is fixedly arranged on the outer side wall of the box body, an output shaft of the first motor is coaxially connected with a driving wheel, and an eccentric wheel is connected with a driven wheel; the inside multistage sieve that is provided with of box, a plurality of openings have been seted up to the near-end of multistage sieve, and the opening below is provided with the funnel inside the box, funnel intercommunication soybean discharging pipe, multistage sieve below is provided with the stock guide in the inside slope of box, and the tip of stock guide has seted up the piece bead on the box. The invention has the advantages that: simple structure, good grading quality, high cleaning grade and low production cost, and realizes multi-stage screening.

Description

Multistage screening plant of soybean seed
Technical Field
The invention relates to the technical field of agriculture, in particular to a soybean seed multistage screening device.
Background
Soybean is cultivated in China and is widely cultivated all over the world. Soybean is one of the important grain crops in China, has been cultivated for five thousand years, is called Shushu in ancient times, and is a crop with seeds containing rich plant protein, wherein northeast China is the main production area. Soybeans are most commonly used for making various bean products, extracting soybean oil, brewing soy sauce, and extracting proteins. Okara or soybeans ground into meal are also commonly used in livestock feed. Soybean planting requires screening of soybean seeds. Plump soybeans were selected as seeds. The soybeans were rolled on a plate manually, and thus the filled soybeans were selected as seeds.
Chinese patent (publication No. CN 205110143U, publication No. 2016.03.30) discloses a soybean seed screening machine, which comprises a bucket type receiver, a spiral slideway, a waste bin, a roller, a seed storage box and a motor. The bucket type receiver is equipped with the baffle in the upper end connecting portion with spiral slideway, and the lower extreme outer wall opening and the little seed receiver of cylinder link to each other, and the bottom opening and the big seed receiver of cylinder link to each other, and motor and cylinder pass through the transmission shaft and link to each other. Simple structure, convenient operation, reliability, and realization of efficient screening of soybean seeds. However, the screening machine cannot screen soybean seeds in multiple stages, so that the grading capacity is poor, and the popularization and the implementation are inconvenient.
Disclosure of Invention
The invention aims to provide a soybean seed multistage screening device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a soybean seed multistage screening plant, includes box and feeder hopper, and the top intercommunication of box has the feeder hopper, and the inside soybean seed that needs the classification of placing of feeder hopper installs feed arrangement on the feeder hopper, through feed arrangement, the inside soybean of feeder hopper is at the uniform velocity controllable enters into the inside screening of box.
The box body is obliquely provided with a rocking plate, and the rocking plate is an arc-shaped structure with one wide end close to the feeding hopper and one narrow end far away from the feeding hopper. Two eccentric wheels are rotatably arranged on two sides of a rotary connection part below the right end of the rocking plate, the two eccentric wheels rotate to enable the rocking plate to rock in the box body, soybeans falling from the feeding hopper fall on the left end of the rocking plate, and seeds roll on the rocking plate along with the rocking of the rocking plate. The filled soybeans roll down from both ends of the rocking plate preferentially, and seeds with low grades fall down the rocking plate successively because the width of the rocking plate is gradually narrowed. The left impurities which can not roll, such as broken rods and the like, enter the right end of the rocking plate under the action of gravity. A material guide plate is arranged below the rocking plate, a broken rod outlet is arranged at the tail end of the material guide plate on the side wall of the box body, and sundries fall on the material guide plate and are discharged from the broken rod outlet. The outer side wall of the box body is fixedly provided with a first motor, an output shaft of the first motor is coaxially connected with a driving wheel, an eccentric wheel is connected with a driven wheel, the driven wheel is connected with the driving wheel through a belt, and the driving wheel drives the driven wheel to rotate, so that the eccentric wheel rotates, and the rocking plate rocks.
A multi-stage sieve plate is arranged below the rocking plate in the box body and is divided into a plurality of areas. The soybeans classified by the rocking plate fall into each area of the multistage sieve plate. The multistage sieve plates are arranged in a front-back inclined mode. The bottom side wall of the multistage sieve plate is provided with a plurality of openings, and soybeans flow out of the openings. The opening below is provided with the funnel in box inside, funnel intercommunication soybean discharging pipe, and the soybean in the multistage sieve falls into the funnel, discharges from soybean discharging pipe at last. The lower part of the right end of the multistage sieve plate is provided with a material guide plate which is inclined in the box body, and the end part of the material guide plate is provided with a scrap outlet on the box body. The scraps fall on the material guide plate through the multistage sieve plate and are finally discharged from the scrap outlet.
As a further scheme of the invention: the bottom four corners of box is provided with the universal wheel, is provided with brake equipment on the universal wheel, and brake equipment has the braking action to the universal wheel, and the universal wheel set up the removal that makes things convenient for the device and fixes.
As a further scheme of the invention: the two ends of the upper surface of the rocking plate are provided with a plurality of clapboards, and the clapboards are arranged to facilitate better classification of soybeans.
As a further scheme of the invention: the first sliding wheel is rotatably arranged at the position, corresponding to the eccentric wheel, on the lower surface of the rocking plate, and is in contact with the top of the eccentric wheel, and the friction force between the rocking plate and the first sliding wheel is reduced by the arrangement of the first sliding wheel, so that the rocking plate can rock more smoothly.
As a further scheme of the invention: the one end of rocking the board of keeping away from the eccentric wheel rotates and is provided with the second movable pulley, and the arc sliding tray has been seted up to the box department of correspondence inside wall, and the second movable pulley nestification is in the inside of arc sliding tray, and the setting up of second movable pulley and arc sliding tray makes rocking of rocking the board more steady.
As a further scheme of the invention: the right end fixedly connected with spliced pole of multistage sieve, spliced pole slip nestification are inside the box, and the nested spring that has on the spliced pole. The left end of multistage sieve is fixed with the fixed disk, and the left surface radial position of fixed disk rotates and is provided with a plurality of third movable pulleys, and the coaxial slidable rotation in left side of fixed disk is connected with the rolling disc, and the right surface radial position of rolling disc rotates equally and is provided with the third movable pulley. The rotating disc is coaxially connected with a driven wheel, the driven wheel is connected with the driving wheel through a belt, the driven wheel rotates to enable the rotating disc to rotate, and therefore the third sliding wheels are in contact with each other to enable the upper multi-stage sieve plate to vibrate left and right. Thereby completing the soybean screening.
As a further scheme of the invention: the connecting column is of a polygon prism structure, so that the rotation of the multistage sieve plate is avoided.
As a further scheme of the invention: the feeding device comprises a second motor and a rotating shaft. The rotation axis rotates and sets up the interior bottom at the feeder hopper, and the fixed a plurality of rotating vanes that are provided with on the rotation axis, rotating vane and the inside rotation seal setting of feeder hopper. One end of the rotating shaft extends out of the feed hopper and is coaxially connected with an output shaft of a second motor fixed on the outer side wall of the feed hopper. Under the drive of second motor, the rotation axis rotates, and the rotatory leaf rotates the inside soybean of feeder hopper and gets into inside the box.
Compared with the prior art, the invention has the beneficial effects that: the two eccentric wheels rotate to enable the shaking plate to shake in the box body, soybeans falling from the feeding hopper fall on the left end of the shaking plate, and the seeds roll on the shaking plate along with the shaking of the shaking plate. The filled soybeans roll down from both ends of the rocking plate preferentially, and seeds with low grades fall down the rocking plate successively because the width of the rocking plate is gradually narrowed. Can be fine carry out the grading according to the plumpness of soybean, hierarchical effectual has realized multistage screening to can get rid of debris, improve clean grade. The shaking of the shaking plate and the shaking of the multi-stage sieve plates are carried out by using one motor, so that the device is simplified, and the production and manufacturing cost is reduced. The invention has the advantages that: simple structure, good grading quality, high cleaning grade and low production cost, and realizes multi-stage screening.
Drawings
Fig. 1 is a schematic perspective view of a soybean seed multi-stage screening device.
FIG. 2 is a schematic view of the internal structure of a multi-stage soybean seed screening apparatus.
FIG. 3 is a schematic view showing the structure of a shaking plate in a multi-stage soybean seed screening apparatus.
Fig. 4 is a schematic structural diagram of a multi-stage sieve plate in a multi-stage soybean seed sieving device.
In the figure, a box body 1, a soybean discharging pipe 2, a scrap outlet 3, a first motor 4, a driving wheel 5, a driven wheel 6, a feeding hopper 7, a feeding device 8, a second motor 9, a rotating blade 10, a rotating shaft 11, a rocking plate 12, an eccentric wheel 13, a multi-stage sieve plate 14, a material guide plate 15, a scrap bar outlet 16, a partition plate 17, a first sliding wheel 18, a second sliding wheel 19, an arc-shaped sliding groove 20, a fixed disc 21, a rotating disc 22, a third sliding wheel 23, a funnel 24, a connecting column 25 and a spring 26.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-4, a soybean seed multi-stage screening device comprises a box body 1 and a feed hopper 7, wherein universal wheels are arranged at four corners of the bottom of the box body 1, braking devices are arranged on the universal wheels, the braking devices have a braking effect on the universal wheels, and the arrangement of the universal wheels facilitates the movement and fixation of the device. The top intercommunication of box 1 has feeder hopper 7, and the hierarchical soybean seed of needs is placed to feeder hopper 7 inside, installs feed arrangement 8 on the feeder hopper 7, and through feed arrangement 8, the soybean of feeder hopper 7 inside is at the uniform velocity controllable and is entered into box 1 inside and sieves.
The interior of the box body 1 is obliquely provided with a rocking plate 12, and the rocking plate 12 is an arc-shaped structure with one end close to the feed hopper 7 being wide and one end far away from the feed hopper 7 being narrow. Two eccentric wheels 13 are rotatably arranged at two sides of a rotary joint below the shaking plate 12, the two eccentric wheels 13 rotate to enable the shaking plate 12 to shake in the box body 1, soybeans falling from the feeding hopper 7 fall at the left end of the shaking plate 12, and seeds roll on the shaking plate 12 along with the shaking of the shaking plate 12. The filled soybeans roll down from both ends of the rocking plate 12 preferentially, and the seeds of lower grades fall down the rocking plate 12 successively because the width of the rocking plate 12 becomes gradually narrower. The remaining debris, such as chippings, that cannot roll, is forced by gravity into the right end of the rocker plate 12. A material guide plate 15 is arranged below the right end of the rocking plate 12, a broken rod outlet 16 is arranged at the tail end of the material guide plate 15 on the side wall of the box body 1, and sundries fall on the material guide plate 15 and are discharged from the broken rod outlet 16. A plurality of partition plates 17 are arranged at two ends of the upper surface of the rocking plate 12, and the arrangement of the partition plates 17 is convenient for better classification of soybeans. The first sliding wheel 18 is rotatably arranged at the position corresponding to the eccentric wheel on the lower surface of the rocking plate 12, the first sliding wheel 18 is in contact with the top of the eccentric wheel 13, and the friction force between the rocking plate 12 and the first sliding wheel 18 is reduced by the arrangement of the first sliding wheel 18, so that the rocking plate 12 rocks more smoothly. The one end of rocking board 12 that keeps away from the eccentric wheel rotates and is provided with second movable pulley 19, and arc sliding tray 20 has been seted up to the corresponding department inside wall of box 1, and second movable pulley 19 nestification makes rocking of rocking board 12 more steady in the inside of arc sliding tray 20, the setting up of second movable pulley 19 and arc sliding tray 20. A first motor 4 is fixedly installed on the outer side wall of the box body 1, an output shaft of the first motor 4 is coaxially connected with a driving wheel 5, an eccentric wheel 13 is connected with a driven wheel 6, the driven wheel 6 is connected with the driving wheel 5 through a belt, and the driving wheel 5 drives the driven wheel 6 to rotate, so that the eccentric wheel 13 rotates, and the rocking plate 12 rocks.
A multistage sieve plate 14 is arranged in the box body 1 below the rocking plate 12, and the multistage sieve plate 14 is divided into a plurality of areas. The soybeans classified by the shaker plate 12 fall into the respective regions of the multistage screen deck 14. The multistage screen deck 14 is disposed obliquely back and forth. The side wall of the bottom of the multi-stage sieve plate 14 is provided with a plurality of openings, and soybeans flow out of the openings. A funnel 24 is arranged inside the box body 1 below the opening, the funnel 24 is communicated with the soybean discharging pipe 2, soybeans in the multistage sieve plate 14 fall into the funnel 24, and finally the soybeans are discharged from the soybean discharging pipe 2. The right end of the multistage sieve plate 14 is fixedly connected with a connecting column 25, the connecting column 25 is nested in the box body 1 in a sliding mode, and the connecting column 25 is of a polygon prism structure, so that the multistage sieve plate 14 is prevented from rotating. The connecting post 25 is nested with a spring 26. The left end of the multistage sieve plate 14 is fixedly provided with a fixed disc 21, the radial position of the left side surface of the fixed disc 21 is rotatably provided with a plurality of third sliding wheels 23, the left side of the fixed disc 21 is coaxially, slidably and rotatably connected with a rotating disc 22, and the radial position of the right side surface of the rotating disc 22 is also rotatably provided with the third sliding wheels 23. The rotating disc 22 is coaxially connected with a driven wheel 6, the driven wheel 6 is connected with a driving wheel 5 through a belt, the driven wheel 6 rotates to enable the rotating disc 22 to rotate, and the third sliding wheels 23 are in contact with each other, so that the upper multistage sieve plate 14 vibrates left and right. Thereby completing the soybean screening. A material guide plate 15 is obliquely arranged in the box body 1 below the multi-stage sieve plate 14, and the end part of the material guide plate 15 is provided with a scrap outlet 3 on the box body 1. The chips fall through the multistage screen plate 14 onto the guide plate 15 and are finally discharged from the chip outlet 3.
The working principle of the invention is as follows: the soybean seeds needing classification are placed in the feeding hopper 7, and through the feeding device 8, the soybeans in the feeding hopper 7 enter the box body 1 to be screened at a constant speed in a controllable mode. Under the driving of the first motor 4, the driving wheel 5 drives the driven wheel 6 to rotate, so that the eccentric wheel 13 rotates, and the rocking plate 12 is rocked. The rotation of the two eccentric wheels 13 causes the rocking plate 12 to rock inside the casing 1, and the soybeans falling from the hopper 7 fall on the left end of the rocking plate 12, and the seeds roll on the rocking plate 12 as the rocking plate 12 rocks. The filled soybeans are preferentially rolled down from both ends of the rocking plate 12, and soybean seeds with low grades are successively dropped down the rocking plate 12 because the width of the rocking plate 12 is gradually narrowed. The remaining debris, such as chippings, that cannot roll, is forced by gravity into the right end of the rocker plate 12. The sundries fall on the guide plate 15 and are discharged from the straw outlet 16. The soybeans classified by the shaker plate 12 fall into the respective regions of the multistage screen deck 14. The soybeans in the multistage sieve plate 14 fall into a funnel 24 and are finally discharged from a soybean discharging pipe 2. The driven pulley 6 rotates to rotate the rotary disk 22, and the third sliding pulleys 23 contact each other so that the upper multistage screen deck 14 vibrates left and right. Thereby completing the soybean screening. The chips fall through the multistage screen plate 14 onto the guide plate 15 and are finally discharged from the chip outlet 3.
Example 2
On the basis of embodiment 1, the feeding device 8 includes a second motor 9 and a rotating shaft 11. The rotating shaft 11 is rotatably arranged at the inner bottom of the feed hopper 7, a plurality of rotating blades 10 are fixedly arranged on the rotating shaft 11, and the rotating blades 10 and the inner part of the feed hopper 7 are rotatably and hermetically arranged. One end of the rotating shaft 11 extends out of the feeding hopper 7 and is coaxially connected with an output shaft of a second motor 9 fixed on the outer side wall of the feeding hopper 7. Under the driving of the second motor 9, the rotating shaft 11 rotates, and the rotating blade 10 rotates the soybeans inside the feeding hopper 7 into the box 1.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (5)

1. A soybean seed multistage screening device comprises a box body (1) and a feed hopper (7), wherein the top of the box body (1) is communicated with the feed hopper (7), a feeding device (8) is installed on the feed hopper (7), a rocking plate (12) is obliquely arranged in the box body (1), the rocking plate (12) is of an arc-shaped structure, one end of the arc-shaped structure is wide and the other end of the arc-shaped structure is narrow, the end of the arc-shaped structure is close to the feed hopper (7), the end of the arc-shaped structure is far away from the feed hopper (7), two eccentric wheels (13) are rotatably arranged on two sides of a rotary joint below the rocking plate (12), a guide plate (15) is arranged below the right end of the rocking plate (12), and a broken;
a first motor (4) is fixedly arranged on the outer side wall of the box body (1), an output shaft of the first motor (4) is coaxially connected with a driving wheel (5), and an eccentric wheel (13) is connected with a driven wheel (6); a multi-stage sieve plate (14) is arranged below the rocking plate (12) in the box body (1), the side wall of the bottom of the multi-stage sieve plate (14) is provided with a plurality of openings, a funnel (24) is arranged below the openings in the box body (1), the funnel (24) is communicated with the soybean discharging pipe (2), a material guide plate (15) is obliquely arranged below the multi-stage sieve plate (14) in the box body (1), and the end part of the material guide plate (15) is provided with a scrap outlet (3) on the box body (1);
a first sliding wheel (18) is rotatably arranged at a position corresponding to the eccentric wheel (13) on the lower surface of the rocking plate (12), and the first sliding wheel (18) is in contact with the top of the eccentric wheel (13); one end of the rocking plate (12) far away from the eccentric wheel (13) is rotatably provided with a second sliding wheel (19), the inner side wall of the corresponding position of the box body (1) is provided with an arc-shaped sliding groove (20), and the second sliding wheel (19) is nested in the arc-shaped sliding groove (20); the right-hand member fixedly connected with spliced pole (25) of multistage sieve (14), spliced pole (25) slip nestification is inside box (1), nested spring (26) on spliced pole (25), the left end of multistage sieve (14) is fixed and is provided with fixed disk (21), the left surface radial position of fixed disk (21) is rotated and is provided with a plurality of third movable pulleys (23), the coaxial slidable rotation in left side of fixed disk (21) is connected with rolling disc (22), the right flank radial position of rolling disc (22) is rotated equally and is provided with third movable pulley (23), rolling disc (22) coaxial coupling has from driving wheel (6), follow driving wheel (6) and be connected with action wheel (5) through the belt.
2. The soybean seed multistage screening device according to claim 1, characterized in that universal wheels are arranged at four corners of the bottom of the box body (1), and braking devices are arranged on the universal wheels.
3. The multistage screening apparatus for soybean seeds of claim 1, wherein the shaking plate (12) is provided at both ends of the upper surface thereof with partitions (17).
4. A soybean seed multi-stage screening apparatus according to claim 1, wherein the connecting column (25) is a polygonal prism structure.
5. The soybean seed multistage screening device according to any one of claims 1 to 3, characterized in that the feeding device (8) comprises a second motor (9) and a rotating shaft (11), the rotating shaft (11) is rotatably arranged at the inner bottom of the feeding hopper (7), a plurality of rotating blades (10) are fixedly arranged on the rotating shaft (11), the rotating blades (10) are rotatably and hermetically arranged in the feeding hopper (7), and one end of the rotating shaft (11) extends out of the feeding hopper (7) and is coaxially connected with an output shaft of the second motor (9) fixed on the outer side wall of the feeding hopper (7).
CN201910901990.9A 2019-09-24 2019-09-24 Multistage screening plant of soybean seed Active CN110586462B (en)

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Application Number Priority Date Filing Date Title
CN201910901990.9A CN110586462B (en) 2019-09-24 2019-09-24 Multistage screening plant of soybean seed

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CN110586462B true CN110586462B (en) 2020-11-13

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002309609A (en) * 2001-04-17 2002-10-23 Muroto Tekkosho:Kk Vibrating bucket of power shovel
CN203076197U (en) * 2013-01-17 2013-07-24 广州市凯米瑞化肥有限公司 Rack rectilinear reciprocating sieve
CN107321600A (en) * 2017-07-31 2017-11-07 应剑军 A kind of building sand screening plant
CN207308347U (en) * 2017-09-08 2018-05-04 万安绿森木业有限公司 A kind of Flakeboard Product Line weight sorting unit
CN108144843A (en) * 2018-01-05 2018-06-12 蔡宜和 Ore in sand form screening installation based on the separation of arc beat

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002309609A (en) * 2001-04-17 2002-10-23 Muroto Tekkosho:Kk Vibrating bucket of power shovel
CN203076197U (en) * 2013-01-17 2013-07-24 广州市凯米瑞化肥有限公司 Rack rectilinear reciprocating sieve
CN107321600A (en) * 2017-07-31 2017-11-07 应剑军 A kind of building sand screening plant
CN207308347U (en) * 2017-09-08 2018-05-04 万安绿森木业有限公司 A kind of Flakeboard Product Line weight sorting unit
CN108144843A (en) * 2018-01-05 2018-06-12 蔡宜和 Ore in sand form screening installation based on the separation of arc beat

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