CN107127149A - A kind of totally-enclosed circular vibration flip flop screen of modularization - Google Patents

A kind of totally-enclosed circular vibration flip flop screen of modularization Download PDF

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Publication number
CN107127149A
CN107127149A CN201710552380.3A CN201710552380A CN107127149A CN 107127149 A CN107127149 A CN 107127149A CN 201710552380 A CN201710552380 A CN 201710552380A CN 107127149 A CN107127149 A CN 107127149A
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China
Prior art keywords
floating
screen
sieve nest
frame
rubber
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Granted
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CN201710552380.3A
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Chinese (zh)
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CN107127149B (en
Inventor
刘初升
王振乾
武继达
邹梦麒
赵薇
邱文强
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Shandong Quansheng Heavy Industry Co ltd
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China University of Mining and Technology CUMT
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Priority to CN201710552380.3A priority Critical patent/CN107127149B/en
Publication of CN107127149A publication Critical patent/CN107127149A/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
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for 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
    • 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
    • B07B1/48Stretching devices for screens
    • B07B1/485Devices for alternately stretching and sagging screening surfaces

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  • Combined Means For Separation Of Solids (AREA)

Abstract

A kind of totally-enclosed circular vibration flip flop screen of modularization, including main sieve nest, elastic screen surface, floating screen frame, rubber shear spring, cylindrical rubber spring, spring support seat, vibrator, frame and protective cover.Elastic screen surface two ends are separately fixed at by bolt on the floating crossbeam of the fixed cross beam of main sieve nest and floating screen frame, are connected between floating screen frame and main sieve nest using rubber shear spring.Top is connected with reinforced pipe beam between the biside plate of main sieve nest, and bottom is connected with fixed cross beam, and two vibrators are separately mounted on the plate of the left and right sides, and a totally enclosed structure is formed on the whole main sieve nest of protective cover covering.By changing modular rubber shear spring and elastic screen surface, the relaxation tensor sum working amplitude of flip flop screen can be adjusted, flip flop screen is set to can adapt to different working condition requirements, ensure preferable screening effect, it is simple to operate, it is reliable effective, and can effectively reduce dust, prevent that material from dishing out flip flop screen, ensure the health and safety of workman.

Description

A kind of totally-enclosed circular vibration flip flop screen of modularization
Technical field
The present invention relates to one kind vibrate flip flop screen, and in particular to a kind of utilization modularization rubber shear spring and compass screen surface it is complete Circular vibration flip flop screen is closed, the dry deep-sizing of material under different working conditions is applicable to.
Background technology
Vibratory sieve is a kind of very important screening plant, is widely used in mine, metallurgy, chemical industry, builds, builds the road and ring Defend etc. in industry, be mainly used in screening, classification, washing, de-mediated and dehydration of material etc..Dry method depth sieve is carried out to moist material Timesharing, due to the effect of the surface tension of water, fine is easily reunited and occurs hardened, adhesion compass screen surface, is blocked sieve aperture, is caused Screening efficiency declines, and influences screening effect.
Vibration flip flop screen is a kind of novel vibrating screen for handling wetted coal fines, passes through the reciprocal of main sieve nest and floating screen frame Motion, realizes the periodic tension and relaxation motion of elastic screen surface.Compared to common vibratory sieve, it is strong that flip flop screen can obtain higher throwing Degree and bigger sieve aperture deflection, prevent material sticks and sieve pore blockade.
The design and use of current vibratory sieve, mostly just for single working condition, do not account for the situation of multi-state. When the treating capacity of material changes, it is necessary to adjust the amplitude of vibratory sieve to keep good screening effect.Currently for shaking Width regulation problem, mainly there is regulation shock electric machine frequency, regulation mass of vibration and regulation three kinds of main methods of spring rate.Regulation There is problems with this method of shock electric machine frequency:Vibratory sieve needs to configure powerful frequency converter, increases equipment cost;Become The operation of frequency device needs relevant professional knowledge, too high to workman's technical requirements;Variable frequency speed-increasing can make motor be in overload, long Phase speedup can reduce electrical machinery life, influence motor performance.Mass of vibration is adjusted, that is, adjusts the treating capacity of material, is shaken to increase Width, then need to reduce treating capacity, this can increase the working time, reduce production efficiency.When particle composition changes, it is necessary to more The compass screen surface of different percent openings is changed to ensure good screening effect.Compass screen surface mounting means main at present is fixed for clip, this Compass screen surface is stuck among neck by fixed form by clip, is needed to fix clip and compass screen surface compacting when changing compass screen surface, is changed journey The cumbersome trouble of sequence, and and it is insecure, be likely to result in compass screen surface and be thrown out of neck.
Number of patent application discloses a kind of indeterminate modularization girder adjustable amplitude low-frequency vibration for 201610817262.6 Flip flop screen, the amplitude of floating frame is changed by changing the rigidity of metal spring before and after floating screen frame.But the installation of metal spring Dismounting trouble, and metal spring adjustable range is limited.Compass screen surface is fixed by buckle with neck, and compass screen surface edge is zigzag, plus Work complex process, cost increase, and if sawtooth is damaged, will be unable to fix with neck.
The content of the invention
Technical problem:The purpose of the present invention is that there is provided a kind of module for amplitude regulation problem present in prior art Change totally-enclosed circular vibration flip flop screen, the vibratory sieve according to different working conditions, can select the rubber shearing bullet of different-stiffness The compass screen surface of spring and different percent openings, with the purpose for the amplitude for reaching regulation floating screen frame, it is ensured that good screening effect, operation letter Single, adjustable range is big, and technical threshold is low, adaptability and highly reliable.
Technical scheme:The totally-enclosed circular vibration flip flop screen of modularization of the present invention, including main sieve nest, elastic screen surface, floating sieve Frame, frame, rubber shear spring, cylindrical rubber spring, spring support seat, vibrator and protective cover;It is characterized in that:Described Spring support seat is arranged on main sieve nest, the tilt adjustable of main sieve nest;Main sieve nest passes through cylindrical rubber spring and frame phase Even, frame is fixed on the ground by foundation bolt;The floating screen frame is connected by multigroup rubber shear spring with main sieve nest, Multigroup rubber shear spring is bolted to be fixed with floating screen frame and main sieve nest respectively;Can be by changing different-stiffness Rubber shear spring can change the working amplitude of floating screen frame, to adapt to different operating modes;The vibrator distinguishes cloth in pairs Put on the left side plate of floating screen frame, produce vibrational excitation, realize circular vibration;Described elastic screen surface is by multiple Rectangular Elastics Sieve plate is constituted, and described protective cover covers whole vibratory sieve, forms full-closed structure.
Described main sieve nest include left plate, right side version, discharging opening guide plate, connection left side plate many fixed cross beams, Rear baffle and Duo Gen reinforced pipe beams;Many described fixed cross beams are spaced positioned at the bottom of main sieve nest, many reinforced pipe beams It is spaced positioned at the top of main sieve nest, many fixed cross beams and reinforced pipe beam are bolted and be fixed on left side plate, Described discharging opening guide plate and rear baffle are bolted the front and rear sides for being fixed on left side plate.
Described elastic screen surface is made up of multiple rectangle sieve plates, and described rectangle sieve plate two ends are fixed on by fixing bolt On neck, described neck is welded on floating screen frame.
Described floating screen frame includes curb girder and floating crossbeam;The two ends of floating crossbeam are connected by flange with curb girder, structure Into frame structure;Main sieve nest side plate lower disposed is jagged, and the floating crossbeam of floating screen frame is through breach and under main sieve nest The fixed cross beam in portion alternates arrangement, and floating crossbeam is in same level with fixed cross beam, multiple Rectangular Elastic sieve plates Two ends be separately fixed at by bolt in the neck on fixed cross beam and floating crossbeam.
Spacing between many described fixed cross beams is 500mm;Spacing between floating crossbeam is 500mm, fixed horizontal Spacing between beam and floating crossbeam is 250mm.
Described rubber shear spring includes block rubber and is located at the junction steel plate of block rubber both ends of the surface;Keep junction steel plate It is constant, change the size of block rubber, and then change the rigidity of rubber shear spring, realize the rubber shearing bullet of different-stiffness requirement The replacing of spring.
Beneficial effect:By adopting the above-described technical solution, the present invention has the following advantages that compared with prior art:
(1) rubber shear spring uses modularized design, and junction steel plate keeps constant, only changes the big of intermediate rubber block It is small, the rubber shear spring of different-stiffness can be obtained.Rubber shear spring is bolted with main sieve nest and floating screen frame, It is easily installed and dismantles.According to the difference of field working conditions condition, the rubber shear spring of different-stiffness can be changed, is realized to floating The regulation of dynamic screen frame amplitude, it is simple to operate, live it can change, applicability is good, and amplitude adjustable range is big.
(2) elastic screen surface uses modularized design, changes the percent opening of wherein rectangle sieve plate, opening shape and sieve plate are long Degree.The two ends of elastic screen surface utilize and are bolted on the neck on fixed cross beam and floating crossbeam, convenient disassembly, it is easy to change And maintenance, can be according to technological requirement from different percent openings and the sieve plate of opening shape, to improve screening efficiency.Bolt fixes ratio Clip fixes more firm, and compass screen surface can be prevented during vibration, to be thrown out of neck., can from the sieve plate of different length To change the degree of crook of compass screen surface, so as to realize the regulation to compass screen surface relaxation tensor sum floating screen frame amplitude, flexibility is stronger.
(3) whole main sieve nest makes one enclosed construction of whole vibratory sieve formation covered with protective cover.Material is being dried During screening operation, dust cover can play dust-proof effect, while can prevent that particle from dishing out vibratory sieve, ensure the health of workman And safety.In outdoor work, protective cover windproof can also keep off the rain, and extend the service life of vibratory sieve.Waterproof awning cloth price is low It is honest and clean, it can change at any time at the scene, it is simple to operate.
(4) floating screen frame uses more compact design, from smaller floating crossbeam spacing.The sieve of same length is long, Floating crossbeam quantity increase in floating screen frame, floating screen frame quality increase, inertia is bigger.When treating capacity changes, to floating The amplitude influence of dynamic screen frame is smaller, runs more steady.
Brief description of the drawings
Fig. 1 is the vibration screen axis geodesic structure figure (being free of protective cover) of the present invention;
Fig. 2 is the vibration screen axis geodesic structure figure (containing protective cover) of the present invention;
Fig. 3 is the main sieve nest axle geodesic structure figure of the present invention;
Fig. 4 is the compass screen surface fixed form of the present invention;
Fig. 5 is the floating screen frame axonometric drawing of the present invention;
Fig. 6 is the rubber shear spring axonometric drawing of the present invention.
In figure:1 main sieve nest;2 elastic screen surfaces;3 floating screen frames;4 frames;5 rubber shear springs;6 cylindrical rubber springs;7 Spring support seat;8 vibrators;9 protective covers;Side plate on the left of 1-1;1-2 discharging opening guide plates;1-3 fixed cross beams;Side plate on the right side of 1-4; 1-5 rear baffles;1-6 reinforced pipe beams;2-1 fixing bolts;2-2 rectangle sieve plates;2-3 necks;3-1 curb girders;3-2 floating crossbeams;5-1 Block rubber;5-2 junction steel plates.
Embodiment
One embodiment of the present of invention is further described below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, the totally-enclosed circular vibration flip flop screen of modularization of the invention, is mainly sieved by main sieve nest 1, elasticity Face 2, floating screen frame 3, frame 4, rubber shear spring 5, cylindrical rubber spring 6, spring support seat 7, vibrator 8 and protective cover 9 Constitute;Described spring support seat 7 is arranged on main sieve nest 1, the tilt adjustable of main sieve nest 1;Main sieve nest 1 passes through cylinder rubber Glue spring 6 is connected with frame 4, and described cylindrical rubber spring 6 is designed according to specific working condition requirement to be processed, and frame 4 passes through lower margin It is bolted on ground;The floating screen frame 3 is connected by multigroup rubber shear spring 5 with main sieve nest 1, multigroup rubber Shear spring 5 is fixed with floating screen frame 3 and main sieve nest 1 respectively by slide bolt connection;By the rubber for changing different-stiffness Shear spring 5 can change the working amplitude of floating screen frame 3, to adapt to different operating modes;Two vibrators 8 are separately mounted to left and right On biside plate 3, vibrational excitation is produced, circular vibration is realized;Described elastic screen surface 2 is made up of multiple Rectangular Elastic sieve plates, described Protective cover 9 cover whole vibratory sieve, form full-closed structure.
As shown in figure 3, described main sieve nest 1 includes left plate 1-1, right side version 1-4, discharging opening guide plate 1-2, connection left and right Many fixed cross beam 1-3, the rear baffle 1-5 and Duo Gen reinforced pipe beam 1-6 of side plate;Described many fixed cross beam 1-3 intervals row Row are spaced positioned at the top of main sieve nest 1, many fixed cross beam 1-3 positioned at the bottom of main sieve nest 1, many reinforced pipe beam 1-6 It is bolted and is fixed on left side plate with reinforced pipe beam 1-6, the spacing between fixed cross beam is 500mm;Described goes out Material mouth guide plate 1-2 and rear baffle 1-5 are bolted the front and rear sides for being fixed on left side plate.
As shown in figure 4, described elastic screen surface 2 is made up of multiple rectangle sieve plate 2-2, described rectangle sieve plate 2-2 two ends It is fixed on by fixing bolt 2-1 on neck 2-3, described neck 2-3 is welded on floating screen frame 3.
Shown in Fig. 5, described floating screen frame 3 includes curb girder 3-1 and floating crossbeam 3-2;Floating crossbeam 3-2 two ends pass through Flange is connected with curb girder 3-1, constitutes frame structure;The main side plate lower disposed of sieve nest 1 is jagged, the floating crossbeam 3- of floating screen frame 2 alternate arrangement, floating crossbeam 3-2 and fixed cross beam 1-3 through breach with the fixed cross beam 1-3 positioned at the main bottom of sieve nest 1 In same level, the spacing between many described fixed cross beam 1-3 is 500mm;Fixed cross beam and floating crossbeam it Between spacing be 250mm.The two ends of multiple Rectangular Elastic sieve plates are separately fixed at fixed cross beam 1-3 and floating crossbeam by bolt In neck on 3-2.
As shown in fig. 6, described rubber shear spring 5 includes block rubber 5-1 and is located at the connection of block rubber 5-1 both ends of the surface Steel plate 5-2;Keep junction steel plate 5-2 constant, change block rubber 5-1 size, and then the rigidity of change rubber shear spring 5, Realize the replacing of the rubber shear spring 5 of different-stiffness requirement.
When vibratory sieve works, motor drives vibrator 8 to rotate and produces reciprocal exciting force, make vibratory sieve by yielding coupling Main sieve nest 1 make approximately round reciprocating motion relative to ground, floating screen frame 3 is relative with the reciprocally swinging of rubber shear spring 5 Make periodic relative motion in main sieve nest 1, the fixed cross beam 1-3 of main sieve nest 1 and the floating crossbeam 3-2 of screen frame 3 are periodic It is close-remote, so as to drive the periodic tensioning-relaxation of the elastic screen surface 2 being mounted above, realize that tension and relaxation is moved.Change not With the rubber shear spring 5 of rigidity, the tension and relaxation amount of elastic screen surface 2 can be changed, so as to reach the amplitude of regulation floating screen frame 3.More Change the elastic screen surface 2 of different percent openings, it is ensured that higher screening efficiency.

Claims (6)

1. a kind of totally-enclosed circular vibration flip flop screen of modularization, including main sieve nest (1), elastic screen surface (2), floating screen frame (3), frame (4), rubber shear spring (5), cylindrical rubber spring(6), spring support seat(7), vibrator(8)And protective cover(9);Its feature It is:Described spring support seat(7)Installed in main sieve nest(1)On, main sieve nest(1)Tilt adjustable;Main sieve nest(1)It is logical Cross cylindrical rubber spring(6)With frame(4)It is connected, frame (4) is fixed on the ground by foundation bolt;The floating screen frame (3) multigroup rubber shear spring (5) and main sieve nest are passed through(1)It is connected, multigroup rubber shear spring(5)It is bolted Respectively with floating screen frame(3)With main sieve nest(1)It is fixed;Can be by changing the rubber shear spring of different-stiffness(5)It can change floating Dynamic screen frame(3)Working amplitude, to adapt to different operating modes;The vibrator(8)It is arranged in floating screen frame (3) in pairs On left side plate, vibrational excitation is produced, circular vibration is realized;Described elastic screen surface(2)It is made up of multiple Rectangular Elastic sieve plates, institute The protective cover stated(9)Whole vibratory sieve is covered, full-closed structure is formed.
2. the totally-enclosed circular vibration flip flop screen of a kind of modularization according to claim 1, it is characterised in that:Described main sieve nest (1)Including left plate(1-1), right side version(1-4), discharging opening guide plate(1-2), connection left side plate many fixed cross beams(1- 3), rear baffle(1-5)With many reinforced pipe beams(1-6);Many described fixed cross beams(1-3)It is spaced positioned at main sieve nest (1)Bottom, many reinforced pipe beams(1-6)It is spaced positioned at main sieve nest(1)Top, many fixed cross beams(1-3)With add Strong Guan Liang(1-6)It is bolted and is fixed on left side plate, described discharging opening guide plate(1-2)And rear baffle(1-5)It is logical Cross the front and rear sides that bolt connection is fixed on left side plate.
3. the totally-enclosed circular vibration flip flop screen of a kind of modularization according to claim 1, it is characterised in that:Described elasticity sieve Face (2) is made up of multiple rectangle sieve plates (2-2), described rectangle sieve plate(2-2)Two ends pass through fixing bolt(2-1)It is fixed on card Groove(2-3)On, described neck(2-3)It is welded on floating screen frame(3)On.
4. the totally-enclosed circular vibration flip flop screen of a kind of modularization according to claim 1, it is characterised in that:Described floating sieve Frame(3)Including curb girder(3-1)With floating crossbeam(3-2);Floating crossbeam(3-2)Two ends pass through flange and curb girder(3-1)Connection, Constitute frame structure;Main sieve nest(1)Side plate lower disposed is jagged, the floating crossbeam of floating screen frame(3-2)Through breach and position In main sieve nest(1)The fixed cross beam of bottom(1-3)Alternate arrangement, floating crossbeam(3-2)With fixed cross beam(1-3)In same On one horizontal plane, the two ends of multiple Rectangular Elastic sieve plates are separately fixed at fixed cross beam by bolt(1-3)With floating crossbeam(3- 2)On neck in.
5. the totally-enclosed circular vibration flip flop screen of a kind of modularization according to claim 2 or 4, it is characterised in that:Described is more Root fixed cross beam(1-3)Between spacing be 500mm;Spacing between floating crossbeam is 500mm, fixed cross beam and floating crossbeam Between spacing be 250mm.
6. the totally-enclosed circular vibration flip flop screen of a kind of modularization according to claim 1, it is characterised in that:Described rubber is cut Cut spring(5)Including block rubber(5-1)Be located at block rubber(5-1)The junction steel plate of both ends of the surface(5-2);Keep junction steel plate (5-2)It is constant, change block rubber(5-1)Size, and then change rubber shear spring(5)Rigidity, realize different-stiffness will The rubber shear spring asked(5)Replacing.
CN201710552380.3A 2017-07-07 2017-07-07 A kind of totally-enclosed circular vibration flip flop screen of modularization Active CN107127149B (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108043714A (en) * 2017-12-28 2018-05-18 浙江双金机械集团股份有限公司 Large-scale mobile vibrating screen module device
CN110586460A (en) * 2019-09-18 2019-12-20 河南海光兰骏矿山技术有限公司 Underground large raw coal screening device
KR102058957B1 (en) 2019-10-29 2019-12-24 정승훈 Flip-flow screen machine
KR102118213B1 (en) 2019-10-29 2020-06-03 주식회사 한강이앰피 Sorting system for recycling of cinder
CN112474289A (en) * 2020-11-23 2021-03-12 临沂大学 Linear vibrating screen with adjustable amplitude and vibration direction angle
CN113125140A (en) * 2021-04-26 2021-07-16 中国矿业大学(北京) Elastomer coupling dynamic characteristic experimental device and system
CN115736032A (en) * 2022-11-18 2023-03-07 云南丙岛茶文化传播有限公司 Tea cake pressing and impurity removing device and method
CN115999892A (en) * 2022-10-20 2023-04-25 中国矿业大学(北京) Multichannel spiral rotary vibration relaxation sieve
CN116371717A (en) * 2023-05-15 2023-07-04 河南理工大学 Multi-degree-of-freedom large-deflection elastic vibration screening system and regulation and control method
CN116967134A (en) * 2023-09-22 2023-10-31 天津美腾科技股份有限公司 Screening device

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CN204735424U (en) * 2015-06-03 2015-11-04 中国矿业大学(北京) Banana type vibration tension and relaxation sieve with adjustable segmentation amplitude
CN204817151U (en) * 2015-07-20 2015-12-02 安徽理工大学 Tension and relaxation screening segmentation shifting beam amplitude adjusting device
CN105195412A (en) * 2015-11-06 2015-12-30 中国矿业大学(北京) Floating frame driving type flip-flop screen

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CN102284417A (en) * 2011-08-16 2011-12-21 鞍山重型矿山机器股份有限公司 Vibrating screen with floating screening surface
RU2541712C1 (en) * 2014-02-25 2015-02-20 Анатолий Иванович КОСТЮК Hf vibration sieve with power saving vibration drive of resonance action for intensive mud cleaning and sludge drying
CN204735424U (en) * 2015-06-03 2015-11-04 中国矿业大学(北京) Banana type vibration tension and relaxation sieve with adjustable segmentation amplitude
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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108043714A (en) * 2017-12-28 2018-05-18 浙江双金机械集团股份有限公司 Large-scale mobile vibrating screen module device
CN110586460A (en) * 2019-09-18 2019-12-20 河南海光兰骏矿山技术有限公司 Underground large raw coal screening device
KR102058957B1 (en) 2019-10-29 2019-12-24 정승훈 Flip-flow screen machine
KR102118213B1 (en) 2019-10-29 2020-06-03 주식회사 한강이앰피 Sorting system for recycling of cinder
CN112474289A (en) * 2020-11-23 2021-03-12 临沂大学 Linear vibrating screen with adjustable amplitude and vibration direction angle
CN113125140A (en) * 2021-04-26 2021-07-16 中国矿业大学(北京) Elastomer coupling dynamic characteristic experimental device and system
CN115999892B (en) * 2022-10-20 2023-07-07 中国矿业大学(北京) Multichannel spiral rotary vibration relaxation sieve
CN115999892A (en) * 2022-10-20 2023-04-25 中国矿业大学(北京) Multichannel spiral rotary vibration relaxation sieve
CN115736032A (en) * 2022-11-18 2023-03-07 云南丙岛茶文化传播有限公司 Tea cake pressing and impurity removing device and method
CN116371717A (en) * 2023-05-15 2023-07-04 河南理工大学 Multi-degree-of-freedom large-deflection elastic vibration screening system and regulation and control method
CN116371717B (en) * 2023-05-15 2023-11-03 河南理工大学 Multi-degree-of-freedom large-deflection elastic vibration screening system and regulation and control method
CN116967134A (en) * 2023-09-22 2023-10-31 天津美腾科技股份有限公司 Screening device
CN116967134B (en) * 2023-09-22 2024-06-11 天津美腾科技股份有限公司 Screening device

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