CN105834089A - Stagewise drum screen device for sand grading separation - Google Patents

Stagewise drum screen device for sand grading separation Download PDF

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Publication number
CN105834089A
CN105834089A CN201610368776.8A CN201610368776A CN105834089A CN 105834089 A CN105834089 A CN 105834089A CN 201610368776 A CN201610368776 A CN 201610368776A CN 105834089 A CN105834089 A CN 105834089A
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CN
China
Prior art keywords
cylinder
stagewise
screen
frame
screen device
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.)
Granted
Application number
CN201610368776.8A
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Chinese (zh)
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CN105834089B (en
Inventor
杨晓华
苏君辉
杨海平
陈倩倩
徐丽芬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG FANGYUAN BUILDING MATERIALS TECHNOLOGY Co Ltd
Original Assignee
ZHEJIANG FANGYUAN BUILDING MATERIALS TECHNOLOGY Co Ltd
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Priority to CN201610368776.8A priority Critical patent/CN105834089B/en
Publication of CN105834089A publication Critical patent/CN105834089A/en
Application granted granted Critical
Publication of CN105834089B publication Critical patent/CN105834089B/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
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • 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
    • 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
    • B07B1/4645Screening surfaces built up of modular elements
    • 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
    • B07B2201/02Fastening means for fastening screens to their frames which do not stretch or sag the screening surfaces

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention relates to a stagewise drum screen device for sand grading separation, belongs to the technical field of processing building materials and aims at solving the technical problems how to realize grading screening of sand grading separation and rapid change of a screen mesh. The stagewise drum screen device for sand grading separation comprises a rack, a rotary shaft, a drive part used for driving the rotary shaft to rotate, a drum frame and a plurality of screen mesh components used for screening sand stones in a grading manner, wherein the rotary shaft is rotationally connected to the rack; the drum frame sleeves and is fixedly connected with the rotary shaft; a plurality of openings which are sequentially formed in the axial direction of the rotary shaft are formed in the side surfaces of the drum frame; and the screen mesh components are detachably connected to the drum frame and in addition covers the corresponding opening. According to the stagewise drum screen device for sand grading separation, each screen mesh component has the advantages of very convenience in disassembling, easiness in cleaning and changing, capabilities of reducing dusts and protecting workers from being hurt by splashing sand grains and convenience in changing the screen mesh components.

Description

The stagewise cylinder screen device that a kind of sand grating separates
Technical field
The invention belongs to building material technology, relate to a kind of screening plant, particularly The stagewise cylinder screen device that a kind of sand grating separates.
Background technology
Building materials industry is the material industry that China is important.Building material product include construction material and Goods, nonmetallic ore and goods, new inorganic non-metallic materials three are main kind of, extensively apply In fields such as building, military project, environmental protection, new high-tech industry and people's lives.China is Through being construction material manufacturing country maximum in the world and country of consumption.Main building material product cement, Plate glass, construction sanitary ceramic, stone material and materials for wall Isoquant occupy the world for many years One, meanwhile, building material product quality improves constantly, under the energy and raw materials consumption year by year Fall, various building materials continue to bring out, and building material product constantly upgrades.As building materials The sandstone of main component, due to the size heterogeneity of its granule, needs it is carried out classification Screening can realize the utilization on building materials, building sand grating, it is simply that to thick, in, The grain composition of fine sand MX 3.7~1.6 by 9.5 millimeters, 4.75 millimeters, 2.36 millimeters, The accumulative screen over-size of 1.18 millimeters, 600 microns, 300 microns, 150 microns each sieves is with matter Amount percentage, lower with being divided into three grating districts, as long as the grain composition of sand meets three Any one of grating district, the most this sand is exactly qualified sand, and the grain composition of sand can also Combined by manual method, be allowed to conformance with standard requirement.Chinese patent [Authorization Notice No.: CN201711269U] disclose a kind of Multistage drum-type screening device, including support and peace The cylinder being contained on support or prismatic drum filter screen, and drive mechanism, at cylinder Filter screen lower end is additionally provided with receiving hopper, and described drum strainer is combination roll filter screen, before and after it Mating docking successively between level filter screen to be fixed together, running through in each filter screen axle center has one turn Axle, rotating shaft two ends are installed on two side stands by bearing, combination roll filter screen and wherein There is angle α in heart rotating shaft and horizontal plane.Separate although it is capable of sand grating, but Owing to it is to dock level filter screen before and after combination filter screen successively to be fixed together, work as needs When being replaced single filter screen, very inconvenience, wastes time and energy.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of The stagewise cylinder screen device that sand grating separates, it is to be solved technical problem is how Realize sizing screening and the quick-replaceable of screen cloth that sand grating separates.
The purpose of the present invention can be realized by following technical proposal: a kind of sand grating separates Stagewise cylinder screen device, including frame, rotating shaft and for driving driving of axis of rotation Dynamic component, described axis of rotation is connected in frame, it is characterised in that described stagewise Cylinder screen device also includes cylinder frame and several are for the screen cloth group of sizing screening sandstone Part, described cylinder frame is sheathed and is connected in rotating shaft, and the side of described cylinder frame has Several openings axially set gradually along rotating shaft, described screen assemblies removably connects On cylinder frame, and screen assemblies covers on opening.
Cylinder frame is connected in rotating shaft, and axially has multiple opening on cylinder frame along rotating shaft Mouthful, the mesh size of each screen assemblies being positioned in rotating shaft axially is by previous stage backward Level increases, successively when rotating shaft drives cylinder frame to rotate under driver part effect, it is possible to real The sizing screening that existing sand grating separates, the screen assemblies of this rotary screen is detachably connected on rolling In tub, when certain screen assemblies is cleared up or is keeped in repair replacing by needs, it is only necessary to This screen assemblies is pulled down, change very convenient fast, rotary screen can be avoided long The shut-down of time, improves work efficiency.Driver part can use motor or hydraulic motor.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described screen assemblies Including the fixed frame being made as rectangle and the screen cloth being connected in fixed frame, described cylinder frame bag Include several fixed with several along the location bar one that cylinder frame is axially extending and circumferentially distributed Position bar two, described location bar one and location bar two are perpendicular, and the two ends of location bar two are each It is connected on a location bar one, adjacent two location bars one and along the axial phase of cylinder frame Opening is formed between two adjacent location bars two.Screen assemblies is connected on rod member, adjacent Screen assemblies between gap less, screen cloth screening effect is preferable, and opening is by four simultaneously Root rod member is separated, and screen assemblies is when dismounting, more convenient.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described location bar one On there is the locating dowel of outwardly convex, described locating dowel is arranged with for screen assemblies The pressing plate being fixed, and in locating dowel, it is connected with the spiral shell that pressing plate can be pressed to screen assemblies Female.After screen assemblies is connected on cylinder frame, pressing plate and nut are fixed, it is to avoid Come off, simultaneously because nut is detachably screwed in locating dowel, easy accessibility, in addition by It is positioned at the outside of cylinder frame in nut and locating dowel, does not directly contact with sandstone, Bu Huiyin Sandstone blocks and causes being difficult to dismantle.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described pressing plate is arc Shape plate, axially paralleling of the axial and cylinder frame of described pressing plate, described nut is resisted against On the inner peripheral surface of pressing plate, the outer peripheral face of described pressing plate is resisted against on screen assemblies.Arc pressure Plate under the effect of nut and locating dowel can two screen assemblies of the most oblique compression, tightly Gu effect is more preferable, simultaneously because arc pressuring plate only oppresses the edge at screen assemblies, easily Dismounting.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described pressing plate is by rubber Glue is made.Rubber has certain elasticity, press-fits effect more preferable, and it is the most perishable, Will not be bonded together with screen assemblies, quick detachable.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described stagewise rolls Shaft screen device also includes being located at the protective cover outside cylinder frame, the bottom of described protective cover Connect and have several receiving hoppers, described protective cover offers several for observing and tearing open The operation window of dress screen assemblies.Protective cover can enter by the sandstone operationally kicked up of rotary screen Row blocks, it is to avoid pollute environment, and the sandstone that simultaneously can fly upward collects so that he Jointly can discharge from receiving hopper along with the sandstone that rotary screen screening is lower, it is to avoid material is unrestrained Taking, protective cover is relative sealing structure, can be so that observing anti-by offering operation window Cylinder frame and screen assemblies in guard shield, simultaneously when screen assemblies needs to change, can be by Screen assemblies is taken out by operation window, easy to operate.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described protective cover is Cylinder-like structure, described operation window is covered with arc protective plate, and described protective plate connects On protective cover, and can be along the circumference slip of protective cover.Have on the outer peripheral face of protective cover Having along the circumferentially disposed guide rail of protective cover, protective plate is slidably connected on guide rail, when needing When observing or dismount screen assemblies, protective plate can be sliped off, easy to operate, And when this stagewise cylinder screen device works, protective plate lid is located in operation window, it is possible to The sandstone flown upward is avoided to spill.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described stagewise rolls Shaft screen device also includes the operating platform being connected in frame, and described operating platform is positioned at anti- The periphery of guard shield.Stagewise cylinder screen device is large-scale sieving machine, and its build is relatively big, By arranging operating platform, it is easy to screen assemblies is observed and changes.
In the stagewise cylinder screen device that above-mentioned sand grating separates, described screen cloth is removable Unload and be connected on fixed frame.It is demountable structure between screen cloth and fixed frame, when by screen cloth After assembly is pulled down, only screen cloth need to be replaced, easy to operate.
At the stagewise cylinder screen device that above-mentioned sand grating separates, described axes of rotation skew sets Put, between axial line and the horizontal plane of rotating shaft, there is angle α, the scope of described angle α It it is 0 ° < α < 5 °.There is between rotary screen and horizontal plane a relatively small inclination angle, Can either make the sand grains in rotary screen in screening process, it is possible to by sieve mesh aperture Less rotary screen is gradually slipped to the next stage rotary screen that sieve mesh aperture is relatively large In, again it can be avoided that sand grains landing in screening process is too fast and affect screening effect.
Compared with prior art, the present invention has the advantage that
1, on this stagewise cylinder screen device the mesh aperture of each screen assemblies from front to back by Cumulative greatly, it is possible to sand grains is sieved step by step, and each screen assemblies and cylinder frame Removably connect, dismount very convenient, it is easy to screen assemblies is cleared up and changes.
2, this stagewise cylinder screen device is by arranging protective cover, i.e. can guarantee that sand grains obtains Sufficiently screening, can reduce again dust and the sand grains protecting workman not splashed injures;
3 stagewise cylinder screen devices are by arranging protective cover operating platform, it is simple to sieve Screen component is replaced.
Accompanying drawing explanation
Fig. 1 is the perspective view of this stagewise cylinder screen device.
Fig. 2 is the forward sight structural representation of this stagewise cylinder screen device.
Fig. 3 is the structural representation of this stagewise cylinder screen device intermediate roll frame.
Fig. 4 is the three-dimensional connection of this stagewise cylinder screen device intermediate roll frame and screen assemblies Structural perspective.
Fig. 5 is the three-dimensional connection of this stagewise cylinder screen device intermediate roll frame and screen assemblies Structure front view.
Fig. 6 is Section A-A figure in Fig. 5.
In figure, 1, frame;2, rotating shaft;3, motor;4, cylinder frame;41, opening; 42, location bar one;43, location bar two;44, locating dowel;5, screen assemblies;51、 Fixed frame;52, screen cloth;6, pressing plate;7, nut;8, protective cover;81, operation window; 82, arc protective plate;9, receiving hopper;10, operating platform.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention Case is further described, but the present invention is not limited to these embodiments.
Seeing figures.1.and.2, the present embodiment is the stagewise cylinder that a kind of sand grating separates Screen device, including frame 1, rotating shaft 2, motor 3, cylinder frame 4, protective cover 8, connects Hopper 9, operating platform 10 and several screen assemblies 5.Motor 3 is connected in frame 1 On, rotating shaft 2 is connected with the motor shaft of motor 3, and bearing is passed through at the two ends of rotating shaft 2 Being erected in frame 1, cylinder frame 4 is sheathed and is connected in rotating shaft 2, screen assemblies 5 Being detachably connected on cylinder frame 4, rotating shaft 2 is positioned on the shaft core position of cylinder frame 4, Rotating shaft 2 is obliquely installed, and there is angle α between axial line and the horizontal plane of rotating shaft 2, folder Angle α is in the range of 0 ° < α < 5 °.Protective cover 8 is to be located at the circle outside cylinder frame 4 Tubular structure, the bottom of protective cover 8 connects has several receiving hoppers 9, on protective cover 8 Offer several for the operation window 81 observing and dismounting screen assemblies 5, operation window 81 On be covered with arc protective plate 82, the outer peripheral face of protective cover 8 has along protective cover 8 Circumferentially disposed guide rail, protective plate 82 is slidably connected on guide rail, when needs are observed or tear open During dress screen assemblies, protective plate 82 axially sliping off along protective cover 8 can be operated Very convenient, and when this stagewise cylinder screen device works, protective plate 82 lid is located at behaviour Make on window 81, it is possible to avoid the sandstone flown upward to spill.
Protective plate 82 is connected on protective cover 8, and can slide along the circumference of protective cover 8, Operating platform 10 is positioned at the periphery of protective cover 8, it is simple to cylinder frame 4 and screen assemblies 5 Dismount.
Concrete structure is as follows, and in conjunction with Fig. 3, cylinder frame 4 includes that several are along cylinder frame 4 Axially extending circumferentially distributed location bar 1 and several location bars 2 43, position bar 1 and location bar 2 43 perpendicular, and adjacent two location bars 1 and along cylinder Between two location bars 2 43 that frame 4 is axially adjacent formed opening 41, opening 41 along Cylinder frame 4 is axially and circumference is that array is arranged.
In conjunction with Fig. 4, Fig. 5 and Fig. 6, screen assemblies 5 includes the fixed frame being made as rectangle 51 and the screen cloth 52 that is connected on fixed frame 51, fixed frame 51 is detachably connected on cylinder On frame 4, and screen cloth 52 covers on opening 41, in the same circumference of cylinder frame 4 Screen cloth 52 aperture of screen assemblies 5 identical, axially set gradually along cylinder frame 4 Screen cloth 52 aperture of each screen assemblies 5 all differs, and previous stage screen assemblies 5 Screen cloth 52 aperture less than screen cloth 52 aperture of rear stage screen assemblies 5.
In conjunction with Fig. 4, Fig. 5 and Fig. 6, location bar 1 has the location of outwardly convex Post 44, locating dowel 44 is arranged with the pressing plate 6 for being fixed screen assemblies 5, And in locating dowel 44, it is connected with the nut 7 that pressing plate 6 can be pressed to screen assemblies 5.Pressing plate 6 arcs made for rubber, axially paralleling of the axial and cylinder frame 4 of pressing plate 6, Nut 7 is resisted against on the inner peripheral surface of pressing plate 6, and the outer peripheral face of pressing plate 6 is resisted against two phases On the fixed frame 51 of adjacent screen assemblies 5, it is possible to two screen assemblies 5 are carried out solid simultaneously Fixed.In the present embodiment, screen cloth 52 is detachably connected on fixed frame 51, when by screen cloth group After part 5 is pulled down, only screen cloth 52 need to be replaced, easy to operate.
Specific embodiment described herein is only to present invention spirit theory for example Bright.Those skilled in the art can be to described specific embodiment Make various amendment or supplement or use similar mode to substitute, but without departing from The spirit of the present invention or surmount scope defined in appended claims.

Claims (10)

1. the stagewise cylinder screen device that sand grating separates, including frame (1), turns Axle (2) and for driving the driver part of axis of rotation, described rotating shaft (2) rotates even It is connected in frame (1), it is characterised in that described stagewise cylinder screen device also includes rolling Tub (4) and several are for the screen assemblies (5) of sizing screening sandstone, described cylinder Frame (4) is sheathed and is connected in rotating shaft (2), cylinder frame (4) if side on have Dry the opening (41) axially set gradually along rotating shaft (2), described screen assemblies (5) It is detachably connected on cylinder frame (4), and screen assemblies (5) covers in opening (41) On.
The stagewise cylinder screen device that sand grating the most according to claim 1 separates, It is characterized in that, fixed frame (51) that described screen assemblies (5) includes being made as rectangle and The screen cloth (52) being connected in fixed frame (51), described cylinder frame (4) includes some The individual location bar one (42) axially extending and circumferentially distributed along cylinder frame (4) and some Individual location bar two (43), described location bar one (42) and location bar two (43) are perpendicular, And the two ends of location bar two (43) are respectively connected on a location bar one (42), adjacent Two location bars one (42) and along axially adjacent two the location bars two of cylinder frame (4) (43) opening (41) is formed between.
The stagewise cylinder screen device that sand grating the most according to claim 2 separates, It is characterized in that there is on described location bar one (42) locating dowel (44) of outwardly convex, The pressing plate for screen assemblies (5) is fixed it is arranged with in described locating dowel (44) (6), and it is connected with in locating dowel (44) and pressing plate (6) can be pressed to screen assemblies (5) Nut (7).
The stagewise cylinder screen device that sand grating the most according to claim 3 separates, It is characterized in that, described pressing plate (6) is arc, described pressing plate (6) axially with Cylinder frame (4) the most parallel, described nut (7) is resisted against the interior of pressing plate (6) On side face, the outer peripheral face of described pressing plate (6) is resisted against on screen assemblies (5).
5. the stagewise rotary screen dress separated according to the sand grating described in claim 3 or 4 Put, it is characterised in that described pressing plate (6) is made up of rubber.
6. the stagewise separated according to the sand grating described in claim 1 or 2 or 3 or 4 Cylinder screen device, it is characterised in that described stagewise cylinder screen device also includes being located at The protective cover (8) that cylinder frame (4) is outside, the bottom of described protective cover (8) connects to be had Several receiving hoppers (9), described protective cover (8) offers several for observe and The operation window (81) of dismounting screen assemblies (5).
The stagewise cylinder screen device that sand grating the most according to claim 6 separates, It is characterized in that, described protective cover (8) is cylinder-like structure, described operation window (81) On be covered with arc protective plate (82), described protective plate (82) is connected to protective cover (8) On, and can be along the circumference slip of protective cover (8).
The stagewise cylinder screen device that sand grating the most according to claim 7 separates, It is characterized in that, described stagewise cylinder screen device also includes being connected in frame (1) Operating platform (10), described operating platform (10) is positioned at the periphery of protective cover (8).
9. the stagewise cylinder separated according to the sand grating described in Claims 2 or 3 or 4 Screen device, it is characterised in that described screen cloth (52) is detachably connected on fixed frame (51) On.
10. the classification separated according to the sand grating described in claim 1 or 2 or 3 or 4 Formula cylinder screen device, it is characterised in that described rotating shaft (2) is obliquely installed, rotating shaft (2) Axial line and horizontal plane between there is angle α, described angle α is in the range of 0 ° of < α <5°。
CN201610368776.8A 2016-05-27 2016-05-27 A kind of stagewise cylinder screen device of sand gradation separation Active CN105834089B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110465480A (en) * 2019-08-23 2019-11-19 湖北民族大学 A kind of application method of made from Chinese yam bulbil drum-type classifying screen
CN110496772A (en) * 2019-08-23 2019-11-26 湖北民族大学 A kind of made from Chinese yam bulbil drum-type classifying screen
CN111056283A (en) * 2019-12-18 2020-04-24 衡阳运输机械有限公司 Funnel with built-in screen mesh easy to clean
CN112191496A (en) * 2020-09-14 2021-01-08 湖南金惠农业科技发展有限公司 Vibration/noise reduction type drum precleaner device of rice production
CN112934693A (en) * 2021-02-02 2021-06-11 格林美(武汉)城市矿山产业集团有限公司 Self-cleaning drum screen
CN113083661A (en) * 2021-03-24 2021-07-09 宜昌兴春化工有限公司 Rubber antioxidant product grading device and grading method
CN114453052A (en) * 2022-02-22 2022-05-10 济南潇屹新型建材有限公司 Concrete crushing and screening device

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JPH10272423A (en) * 1997-03-31 1998-10-13 Tiger Kawashima Co Ltd Grain sorting device
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CN203917105U (en) * 2014-05-26 2014-11-05 北京金亮点市政园林工程有限公司 A kind of roller screen machine and screen drum device thereof
CN204699755U (en) * 2015-03-26 2015-10-14 湖南郴州粮油机械有限公司 A kind of vertical rice whitening machine sieve tray frame and adopt the vertical rice whitening machine of this sieve tray frame
CN205169621U (en) * 2015-11-12 2016-04-20 泰山石膏股份有限公司 Novel rotatory screw conveyer
CN205650419U (en) * 2016-05-27 2016-10-19 浙江方远建材科技有限公司 Hierarchical formula drum sieve device that sand level partition leaves

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Publication number Priority date Publication date Assignee Title
JPH10272423A (en) * 1997-03-31 1998-10-13 Tiger Kawashima Co Ltd Grain sorting device
WO2008116245A1 (en) * 2007-03-23 2008-10-02 Ludowici Mineral Processing Equipment Pty Ltd Centrifugal screen apparatus
CN201470613U (en) * 2009-07-07 2010-05-19 李犀守 Multi-functional rubbish selecting and sorting system
CN201815467U (en) * 2010-10-26 2011-05-04 烟台鑫海矿山机械有限公司 Decagonal screen
CN203917105U (en) * 2014-05-26 2014-11-05 北京金亮点市政园林工程有限公司 A kind of roller screen machine and screen drum device thereof
CN204699755U (en) * 2015-03-26 2015-10-14 湖南郴州粮油机械有限公司 A kind of vertical rice whitening machine sieve tray frame and adopt the vertical rice whitening machine of this sieve tray frame
CN205169621U (en) * 2015-11-12 2016-04-20 泰山石膏股份有限公司 Novel rotatory screw conveyer
CN205650419U (en) * 2016-05-27 2016-10-19 浙江方远建材科技有限公司 Hierarchical formula drum sieve device that sand level partition leaves

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110465480A (en) * 2019-08-23 2019-11-19 湖北民族大学 A kind of application method of made from Chinese yam bulbil drum-type classifying screen
CN110496772A (en) * 2019-08-23 2019-11-26 湖北民族大学 A kind of made from Chinese yam bulbil drum-type classifying screen
CN111056283A (en) * 2019-12-18 2020-04-24 衡阳运输机械有限公司 Funnel with built-in screen mesh easy to clean
CN112191496A (en) * 2020-09-14 2021-01-08 湖南金惠农业科技发展有限公司 Vibration/noise reduction type drum precleaner device of rice production
CN112934693A (en) * 2021-02-02 2021-06-11 格林美(武汉)城市矿山产业集团有限公司 Self-cleaning drum screen
CN113083661A (en) * 2021-03-24 2021-07-09 宜昌兴春化工有限公司 Rubber antioxidant product grading device and grading method
CN114453052A (en) * 2022-02-22 2022-05-10 济南潇屹新型建材有限公司 Concrete crushing and screening device

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