CN108654985A - Self-balancing roller flip flop screen - Google Patents
Self-balancing roller flip flop screen Download PDFInfo
- Publication number
- CN108654985A CN108654985A CN201810533809.9A CN201810533809A CN108654985A CN 108654985 A CN108654985 A CN 108654985A CN 201810533809 A CN201810533809 A CN 201810533809A CN 108654985 A CN108654985 A CN 108654985A
- Authority
- CN
- China
- Prior art keywords
- screen frame
- bent axle
- flip flop
- screen
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 230000033001 locomotion Effects 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000002955 isolation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- 230000003319 supportive effect Effects 0.000 claims 1
- 210000004907 gland Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 210000003027 ear inner Anatomy 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of vibrating screen for being zero to ground foundation dynamic load, abbreviation self-balancing roller flip flop screens.Include mainly interior screen frame, outer screen frame, bent axle, driving device and transmission device and support device.Outer screen frame and interior screen frame are by its side plate respectively, and connection sieve beam forms, and the connection sieve beam of the two is staggered successively.Bent axle is responsible for that inside and outside screen frame is driven to do circular motion.Driving device includes motor, big small belt pulley and V-belt.Transmission device is by bearing, bearing block and transmission short axle composition.The present invention makes inside and outside screen frame do circular motion around total barycenter of the two when operating, due to the two movement inertia force point-blank and direction is on the contrary, cancel out each other to the centrifugal force of support to overall, realize the job requirement for being zero to ground dynamic load.
Description
Technical field
The invention belongs to sieving machine fields, are specifically to provide a kind of flip flop screen for being zero to ground dynamic load.
Technical background
When carrying out the screening of material, flip flop screen is either vibrated for general vibrating screen at work to ground foundation
Dynamic load it is very big, to generate prodigious noise, seriously reduce the working environment quality of workshop worker, for this phenomenon,
Researcher mainly studies in terms of two at present, first, being moved to the zero of ground by carrying out the counteracting of inertia force to realize
Load；Second is that improving the structure of existing vibrating screen, achieve the purpose that zero dynamic load by increasing transmission of crankshaft.
Applicants have discovered that current large-scale vibrating screen, either elemental body or double-mass vibrating, can all adopt substantially
With the vibrator of big exciting force, this way can make integral device noise big, also big to the dynamic load on ground, very discontented
People are enough at present to the requirement of equipment.And if can be by double-mass vibrating active balance, mutually balance each other respective inertia
Power, so as to effectively reduce noise, meets people's mesh then prodigious ground dynamic load would not integrally occur in equipment
Preceding working condition requirement.
Invention content
The object of the present invention is to provide a kind of novel screening plant, it is big to solve noise existing in the prior art, to ground
The big problem of basic dynamic load.
To solve the above problems, the present invention adopts the following technical solutions realize：A kind of balance roller flip flop screen,
Include interior screen frame, outer screen frame, bent axle, driving device, transmission device and support.
Inside and outside screen frame is made of its side plate, angle steel, connection sieve beam respectively, and the sieve beam of inside and outside screen frame staggered row successively
The side plate of row, inside and outside screen frame is provided with hole, and bent axle passes through the hole of inside and outside screen frame to play the role of connecting two screen frames, bent axle and side
Inside is equipped with bearing and bearing block when plate connects.Connection sieve beam is equipped with angle steel with side plate junction, plays gravity flow screen beam action
And the intensity of side plate can be increased.
Driving device includes big belt pulley, small belt pulley, V-belt, motor.Bent axle after having connected inside and outside screen frame,
The end of front end bent axle connects lobed shaft coupling, and the shaft coupling other end connects transmission device, then is connected to electricity by belt
Machine.Transmission device includes mainly bearing block, and bearing is driven short axle, bearing gland and labyrinth lid.Bearing is mounted in bearing block,
Bearing gland is mounted on bearing block and plays the role of fixing bearing, and labyrinth lid is fitted together and plays with bearing gland
The effect of sealing.It is equipped with oil filler point above bearing block, ensures the lubrication of bearing.
Support device is made of two groups of length supports, and each support base structure is identical but height is different, all by propping up
Pedestal, metal isolation spring, bearing gland and bearing composition are supportted, pedestal is used for holding up screen frame, and metal spring is used for vibration isolation, and
Bearing gland is mounted on the base, and inner part installation bearing is used for drag and drop bent axle, and bent axle passes through support both ends to be separately connected sieve
Frame and transmission device.
The operation principle of the present invention：Motor is rotated by belt driving transmission device, and transmission device passes through lobed shaft coupling again
Device is connected to the end of front end bent axle, forces crank rotation, and the inside and outside screen frame mounted on bent axle is due to being mounted on bent axle difference
Cross section on, and the different cross-sectional moment phase of two, bent axle differs 180 °, so inside and outside screen frame is around the total matter of two screen frames
The heart rotates.Since centrifugal force is point-blank when two screen frames rotate and direction is opposite, it is possible to inside and outside
Screen frame centrifugal force offsets.Entirety is to supporting no dynamic load.Due to the unstability of four-bar mechanism, in two screen frame
Middle added a bent axle as passive constraint, allow two screen frames to keep rotating horizontally forever.
The advantage of the invention is that：Under the driving of bent axle, adjacent connection sieve beam does periodically variable circle fortune
Dynamic, the rubber sieve plate on sieve beam not only does strained movements, and the circular motion also with sieve beam circumnutates movement, more favorably
In the screening of material.Other vibrating screens are different from, because of the balance of inside and outside screen frame centrifugal force, do not have dynamic load, institute substantially over the ground
It is simple in structure not add isolation spring, it is easy to maintenance.
Description of the drawings：
Fig. 1 is the agent structure schematic diagram of the present invention；
Fig. 2 is inventive drive means and transmission structures schematic diagram；
Fig. 3 is the inside and outside screen frame structural schematic diagram of the present invention；
Fig. 4 is the front end crankshaft structure schematic diagram of the present invention；
Fig. 5 is the structural schematic diagram of outer screen frame connection sieve beam；
Fig. 6 is the structural schematic diagram of interior screen frame connection sieve beam；
Fig. 7 is the structural schematic diagram of drive shaft；
The symbol description of major part in figure：Screen frame, 2- outer screen frame, 3- bent axles, 4- driving devices, 5- transmission devices, 6- in 1-
Support device, 7- motors, 8- small belt pulleys, the V-belts 9-, 10- big belt pulleys, 11- bearing glands, 12- lobeds shaft coupling,
The labyrinths 13- lid, 14- transmissions short axle, 15- bearings, the outer screen frame connection of the outer screen frame side sieve plate of screen frame side sieve plate, 17-, 18- in 16-
Screen frame connection sieve beam in sieve beam, 19-
Specific embodiment：
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, the invention discloses a kind of balance roller flip flop screen, including interior screen frame, outer screen frame, driving biography
Dynamic device and support device.
Such as Fig. 1, shown in Fig. 3, interior screen frame is made of interior screen frame side plate 16, interior screen frame connection sieve beam 19, and connection sieve beam 19 was both
Play the role of placing sieve plate, and two side plates can be connected and form it into a complete screen frame.Outer screen frame is by outer screen frame side
Plate 17, outer screen frame connection sieve beam 18 form.As shown in figure 4, and when two screen frames rotate, the sieve case bay of two screen frames is enough,
Guarantee does not interfere phenomenon, and equipment is kept to run well.
As shown in Fig. 2, driving device 5 is made of motor 7, small belt pulley 8, V-belt 9 and big belt pulley 10.Transmission dress
It sets by transmission short axle 14, bearing 15, bearing gland 11 and labyrinth lid 13 form.Transmission device 5 is connected by lobed shaft coupling 12
Front end bent axle, outermost end center of rotation and the rearmost end crank rotation line of centres total matter of inside and outside screen frame excessively of front end bent axle
The heart.Motor 7 is connected to by the belt transmission of big small belt pulley on transmission device, and transmission device is mainly by bearing and transmission
Short axle and bearing gland composition, have oil filler point above bearing gland, is lubricated to bearing for injecting lubricating oil.It is whole
A transmission device is since one end connects lobed shaft coupling, so itself being fixedly mounted in bearing seat supports.Due to entirely filling
It sets mounted on the outside of screen(ing) machine, so without sealing, simplifies the structure of device, maintenance and repair is very convenient.
As shown in Figure 1, support device is made of front support and rear support, the purpose of support mainly supports screen(ing) machine
It is fixed up, and places front and back bent axle, have the pedestal of fixing bearing radial direction in support, in addition also bearing platen is used
Carry out the axial direction of fixing bearing.Keep horizontal when entire bent axle being enable to rotate.
What the course of work of the present invention was realized in：Starting device, motor 7 is by V-belt 9 come driving transmission device
5 rotations, transmission device force front end crank rotation by lobed shaft coupling again, since whole device forms one parallel four
Side shape linkage, two screen frames are in the two neighboring upper lower section of bent axle, and the phase that the two is rotated around total barycenter differs 180 °
(such as Fig. 7), the adjacent sieve beam on inside and outside screen frame just respectively do circular motion, and opposite used in direction equal in magnitude
Property power point-blank offset each other, realize to zero dynamic load on ground.Polyurethane sieve plate mounted on sieve beam is due to adjacent
It sieves the circular motion of beam and does strained movements and the movement that circumnutates, improve screening efficiency to a greater degree, preferably avoid object
Expect plug-hole phenomenon.Integral device so reduce the loss of energy, is improved work efficiency due to zero dynamic load to ground,
And greatly reduce injury of the noise of equipment to human body.
Claims (6)
1. a kind of self-balancing roller flip flop screen, mainly by interior screen frame (1), outer screen frame (2), bent axle (3), driving device (4), biography
Dynamic device (5), support device (6) composition, feature are：Outer screen frame is integral, and interior screen frame is integral.The two is by three
Bent axle connects, and bent axle is mounted on by bearing on bearing block, and bearing block is fixed on inside and outside screen frame side plate, finally by inside and outside screen frame
It links together.The outermost end axis of front end bent axle is equipped with key, for connecting lobed shaft coupling.Rearmost end bent axle and centre
Bent axle mainly plays a supportive role.Transmission device is by bearing, bearing block and transmission short axle composition.Lobed shaft coupling is used for connecting bent axle
And transmission device, driving device connect transmission device by V -- belt Drive.
2. the balance roller flip flop screen belonging to claim 1, it is characterised in that：Its main body is by interior screen frame and outer screen frame
Two parts form, and inside and outside screen frame does circular motion to realize the relative motion between sieve beam respectively by the rotation of bent axle.
3. the balance roller flip flop screen belonging to claim 1, it is characterised in that：When two screen frame movements, respectively surround
Overall barycenter does circular motion, and it is to be supported on front end bent axle and rearmost end bent axle to support, in the rotation of this two bent axles outermost end
Total barycenter of the excessively inside and outside screen frame of the line of the heart.Inertia force when being moved due to two screen frames is in straight line and direction is identical, greatly
Small equal, so centrifugal force is cancelled out each other, the bent axle outermost end for being supported on front and back end only rotates around center to supporting generation to move
Load, so whole do not have dynamic load to ground.
4. balance roller flip flop screen according to claim 1, it is characterised in that：Due to may be implemented to move to the zero of ground
Load, but since microvibration may be will produce in starting device, so being equipped with metal spring in support, play vibration isolation
Effect, is better achieved zero dynamic load to ground in the entire operation process of equipment.
5. balance roller flip flop screen according to claim 1, it is characterised in that：The opposite circular motion of inside and outside screen frame makes
Adjacent two sieves beam respectively does circular motion and motion phase differs 180 °.Rubber sieve plate on sieve beam can realize song
Volume and tensioning, are better achieved the saturating sieve of material.
6. balance roller flip flop screen according to claim 1, it is characterised in that：By lobed shaft coupling by transmission device
It is flexible coupling with bent axle, when starter, lobed shaft coupling plays cushioning effect, protects bent axle, and can obstruct biography
Dynamic Relative Vibration between device and bent axle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810533809.9A CN108654985A (en) | 2018-05-29 | 2018-05-29 | Self-balancing roller flip flop screen |
| CN201811452985.6A CN109365273B (en) | 2018-05-29 | 2018-11-30 | Self-balancing rolling type relaxation sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810533809.9A CN108654985A (en) | 2018-05-29 | 2018-05-29 | Self-balancing roller flip flop screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108654985A true CN108654985A (en) | 2018-10-16 |
Family
ID=63774162
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810533809.9A Pending CN108654985A (en) | 2018-05-29 | 2018-05-29 | Self-balancing roller flip flop screen |
| CN201811452985.6A Active CN109365273B (en) | 2018-05-29 | 2018-11-30 | Self-balancing rolling type relaxation sieve |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811452985.6A Active CN109365273B (en) | 2018-05-29 | 2018-11-30 | Self-balancing rolling type relaxation sieve |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108654985A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759324A (en) * | 2018-12-05 | 2019-05-17 | 南京工程学院 | A kind of sustainable vibration device of self-balancing multistation |
| CN110605236A (en) * | 2019-10-21 | 2019-12-24 | 中国矿业大学(北京) | Double-rocker self-balancing elastic driving type flip-flow screen |
| WO2021027617A1 (en) * | 2019-08-14 | 2021-02-18 | 中国矿业大学 | Positive drive self-balancing type flip-flow screen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2235865Y (en) * | 1995-09-26 | 1996-09-25 | 鞍山矿山机械股份有限公司 | Self-balancing relaxation sifter |
| CN2454048Y (en) * | 2000-12-01 | 2001-10-17 | 鞍山矿山机械股份有限公司 | Double-material independent-supported double-driven tension-relaxation sieve |
| DE102006011653A1 (en) * | 2006-03-11 | 2007-09-13 | Hartner, Helmut | Sorting device with crankshaft |
| CN204107844U (en) * | 2014-10-15 | 2015-01-21 | 北京圣开景科技有限公司 | A kind of relaxation sieve eccentric shaft system |
| CN104624488B (en) * | 2015-02-02 | 2016-01-20 | 江苏鹏飞集团股份有限公司 | Straight line flip flop screen |
| CN106238307B (en) * | 2016-10-17 | 2019-03-19 | 中国矿业大学(北京) | Asynchronous sieve |
-
2018
- 2018-05-29 CN CN201810533809.9A patent/CN108654985A/en active Pending
- 2018-11-30 CN CN201811452985.6A patent/CN109365273B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759324A (en) * | 2018-12-05 | 2019-05-17 | 南京工程学院 | A kind of sustainable vibration device of self-balancing multistation |
| WO2021027617A1 (en) * | 2019-08-14 | 2021-02-18 | 中国矿业大学 | Positive drive self-balancing type flip-flow screen |
| CN110605236A (en) * | 2019-10-21 | 2019-12-24 | 中国矿业大学(北京) | Double-rocker self-balancing elastic driving type flip-flow screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109365273B (en) | 2022-03-18 |
| CN109365273A (en) | 2019-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181016 |
|
| WD01 | Invention patent application deemed withdrawn after publication |