CN207805964U - A kind of vibrating screen with a variety of oscillation trajectories - Google Patents
A kind of vibrating screen with a variety of oscillation trajectories Download PDFInfo
- Publication number
- CN207805964U CN207805964U CN201721817164.9U CN201721817164U CN207805964U CN 207805964 U CN207805964 U CN 207805964U CN 201721817164 U CN201721817164 U CN 201721817164U CN 207805964 U CN207805964 U CN 207805964U
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- gear
- screen box
- variety
- bay
- slide bar
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Abstract
The utility model is related to screening equipment device field, specifically a kind of vibrating screen with a variety of oscillation trajectories.Including top bay, bottom bay and screen box, it is respectively equipped with the first slide bar on the opposite face of top bay and bottom bay and positioned at the both ends of screen box, sliding is equipped with the first sliding block on first slide bar, it is connected by the second slide bar between two the first sliding blocks on the top bay and bottom bay for shaking screen box the same end, sliding is equipped with the second sliding block respectively on two second slide bars, and the both ends of screen box are fixedly connected with two the second sliding blocks respectively；It is equipped with the partition board that screen box inner cavity is divided into upper and lower two chambers in screen box, exciting device is equipped in the lower chamber of screen box, sieve plate is equipped in the upper chamber of screen box.The utility model has a variety of oscillation trajectories, and is adapted to screening production convenient for being controlled in a variety of oscillation trajectories.
Description
Technical field
The utility model is related to screening equipment device field, specifically a kind of shaking with a variety of oscillation trajectories
Dynamic sieve.
Background technology
Vibrating screen is to be vibrated and worked using reciprocating rotary type caused by oscillator exciting, and vibrator can generate the period
The exciting force of variation is the important core component that vibrating screen realizes function.
Currently used vibrator is all single movement mode mostly, i.e. linear type, round, ellipse movement side
Formula.Requirement with people to productivity increasingly improves, and the vibrator of single-mode cannot meet production requirement.
Utility model content
The utility model, which is intended to provide one kind, having a variety of oscillation trajectories, and convenient for controlling adjustment in a variety of oscillation trajectories
To adapt to the vibrating screen of screening production.
In order to solve the above technical problems, the technical solution adopted in the utility model is：One kind having a variety of oscillation trajectories
Vibrating screen, including top bay, bottom bay and the screen box being arranged between top bay and bottom bay, in top machine
It is respectively equipped with the first slide bar on the opposite face of frame and bottom bay and positioned at the both ends of screen box, sliding is equipped with the on the first slide bar
One sliding block passes through the second slide bar between two the first sliding blocks on the top bay and bottom bay for shaking screen box the same end and connects
Connect, sliding is equipped with the second sliding block respectively on two second slide bars, be located on the first slide bar the first sliding block and top bay it
Between be arranged with the first spring respectively, be arranged with the second bullet respectively between the second sliding block and the first sliding block on the second slide bar
The both ends of spring, the screen box are fixedly connected with two the second sliding blocks respectively；It is equipped in the screen box and is divided into screen box inner cavity up and down
The partition board of two chambers, is equipped with exciting device in the lower chamber of screen box, exciting device include the driving shaft that is mutually parallel and
Driven shaft is fixed with identical first eccentric block respectively on driving shaft and driven shaft, is equipped on driven shaft rotatable
Second eccentric block；Clutch is equipped between driving shaft and driven shaft, clutch includes that interval is fixed on driving shaft
Two identical first gears, the duplicate gear, solid with the second eccentric block that is slidably arranged in by spline structure on driven shaft
Surely the second gear connected and the shift fork slided on driven shaft for stirring duplicate gear, duplicate gear include the first duplex
Sub- gear and the sub- gear of the second duplex, the sub- gear of the first duplex therein can respectively be engaged with two first gears and be connect, and the
When the sub- gear of one duplex engages connection with one of first gear, the sub- gear of the second duplex can engage connection with second gear；
Sieve plate is equipped in the upper chamber of screen box.
Preferably, the support for fixing the first slide bar both ends is respectively provided on the top bay and bottom bay
Seat；One end of first spring is fixedly connected with the first sliding block, and the other end is fixedly connected with the support base of respective side.
Preferably, first slide bar is horizontally disposed, and the second slide bar is vertically arranged.
Preferably, the sieve plate is obliquely installed, and the angle between sieve plate and horizontal plane is 10-25 °；The partition board is parallel to
Sieve plate is arranged.
Preferably, the first gear, the sub- gear of the first duplex and the sub- gear of the second duplex are external gear, and described
Two gears are internal gear.
Preferably, the middle part of the duplicate gear is circumferentially arranged with the groove for coordinating with shift fork.
Preferably, it is fixed with handle on the shift fork, the one end of handle far from shift fork passes through the item that is opened on screen box
Shape hole is arranged outside screen box.
Preferably, one end of the driving shaft is arranged in the outside of screen box and is connected with belt pulley.
Preferably, connected by rolling bearing between second eccentric block and driven shaft, the inner ring of rolling bearing with from
Moving axis is fixed, and outer ring is fixed with the second eccentric block.
Preferably, first eccentric block and the second eccentric block are semicircle.
Advantageous effect
The utility model has the advantages of simple structure and easy realization and easy to operation.It is controllable by clutch in exciting device
Driving shaft individually rotates, and the vibration of circular trace is realized by the centrifugal force that the first eccentric block on driving shaft generates；By from
Close mechanism can control driving shaft driven shaft common rotation and second gear idle running, it can be achieved that straight path vibration；Pass through clutch
Mechanism controls driving shaft, driven shaft common rotation and by the second gear and active axis connection on driven shaft, you can by two phases
Same the first eccentric block and an eccentric block generates the vibration of elliptical path, to drive the utility model by exciting device
Screen box carries out linear reciprocation, circle back and forth or ellipse is of reciprocating vibration, integrates the advantage of a variety of oscillation trajectory patterns, improves
Production efficiency, reduces production cost.Clutch is realized by simple shift fork, easy to operate simple, easy to spread.
During operation, it such as mines, has been stuck on sieve, has been influenced in vibration due to irregular object when sieving ore
Production efficiency can be shaken off object with variable-track vibration exciter changing path of movement at this time.Without manually participating in, improve
Safety coefficient.The variable mass of the eccentric block of the vibrator of this secondary design can obtain different eccentric block qualities, can obtain
Different size of exciting force is obtained, and then changes amplitude size.Improve the utilization ratio of vibrator.
Description of the drawings
Fig. 1 is the main structure diagram of the utility model；
Fig. 2 is the left view structural representation of the utility model；
Fig. 3 is the top view cross section structural schematic diagram of screen box part in Fig. 1；
It is marked in figure：1, bottom bay, 2, screen box, the 3, second sliding block, 4, second spring, the 5, second slide bar, 6, first slides
Bar, 7, support base, 8, top bay, 9, sieve plate, 10, partition board, the 11, first spring, the 12, first sliding block, the 13, first eccentric block,
14, first gear, 15, driving shaft, 16, belt pulley, 17, rolling bearing, the 18, second eccentric block, 19, second gear, 20, bar shaped
Hole, 21, handle, the 22, second sub- gear of duplex, the 23, first sub- gear of duplex, 24, shift fork, 25, driven shaft.
Specific implementation mode
As shown in Figure 1 to Figure 3, a kind of vibrating screen with a variety of oscillation trajectories of the utility model, including top bay
8, bottom bay 1 and the screen box 2 being arranged between top bay 8 and bottom bay 1, top bay 8 and bottom bay 1 with
Other supplementary bases are fixedly connected, and screen box 2 is movably connected between top bay 8 and bottom bay 1, and can be set to screen box
It is vibrated along straight line, circle and oval three kinds of oscillation trajectories under exciting device effect in 2, to complete screening operation.
In top bay 8 first to be mutually parallel is respectively equipped with towards the both ends for being located at screen box 2 on the bottom surface of bottom bay 1
Slide bar 6, bottom bay 1 are respectively equipped with the first slide bar being mutually parallel towards the both ends for being located at screen box 2 on the top surface of top bay 8
6, sliding is equipped with the first sliding block 12, top bay 8 and bottom bay 1 positioned at 2 the same end of screen box that shakes on four first slide bars 6
On two the first sliding blocks 12 between by the second slide bar 5 connect, on two second slide bars 5 respectively sliding be equipped with the second sliding block
3, the first spring 11 is arranged with respectively between the first sliding block 12 and top bay 8 on the first slide bar 6, in the second slide bar 5
It is upper to be arranged with second spring 4 respectively between the second sliding block 3 and the first sliding block 12, the both ends of screen box 2 respectively with two second
Sliding block 3 is fixedly connected.Four first slide bars 6 therein are horizontally disposed, and two second slide bars 5 are vertically set
It sets, screen box 2 can be made relative to top by the cooperation of the first slide bar 6, the first sliding block 12, the second slide bar 5 and the second sliding block 3
Rack 8 and bottom bay 1 carry out the movement of horizontal and vertical both direction.In top bay 8 and bottom bay 1 in the present embodiment
On be respectively provided with the support base 7 for fixing 6 both ends of the first slide bar；One end of first spring 11 is fixed with the first sliding block 12 to be connected
It connects, the other end is fixedly connected with the support base 7 of respective side.First spring 11 and second spring 4 are in compressive state, can avoid the
One sliding block 12 and the second sliding block 3 generate rigid shock, and elastic potential energy can be stored in vibration processes so that shake in vibration processes
Width reduces, and the frequency that shakes increases, and is conducive to the sizing screening of ore or unclassified stores.
The partition board 10 that 2 inner cavity of screen box is divided into upper and lower two chambers, the folder between partition board 10 and horizontal plane are equipped in screen box 2
Angle is 10-25 °, and the sieve plate 9 for being parallel to the setting of partition board 10 is equipped in the upper chamber of screen box 2, is spaced apart equipped with more on sieve plate 9
A sieve pore is equipped with feed inlet on the top of screen box 2, and the side that 10 lower end of 9 lower end of sieve plate and partition board is located in screen box 2 is opened respectively
Equipped with discharge port.After the drawing-in device that material is arranged on by top bay 8 enters screen box 2, make in the continuous vibration of screen box 2
Under, bulk materials are rested in hanger plate and are discharged positioned at the discharge port of 9 lower end of sieve plate from screen box 2, by what is fallen in sieve pore
Piece material is discharged by shining the discharge port positioned at 10 lower end of partition board upwards.
The vibration of the utility model screen box 2 is by being arranged in the lower chamber of screen box 2 exciting device realization.Exciting device
Including being mutually parallel and horizontally disposed driving shaft 15 and driven shaft 25, one end of driving shaft 15 are arranged in screen box 2
Outside is simultaneously equipped with belt pulley 16, can pass through the belt wheel mechanism drive rotation of driving shaft 15 by being fixed on the motor on screen box 2.
Identical and semicircular in shape the first eccentric block 13 is fixed with respectively on driving shaft 15 and driven shaft 25, driven
Axis 25 is equipped with rotatable and semicircular in shape the second eccentric block 18, passes through rolling between the second eccentric block 18 and driven shaft 25
Bearing 17 connects, and inner ring and the driven shaft 25 of rolling bearing 17 are fixed, and outer ring is fixed with the second eccentric block 18.Driving shaft 15 is independent
When rotation, the centrifugal force generated by the first eccentric block 13 on driving shaft 15 can drive the vibration of the progress circular trace of screen box 2；
Driving shaft 15 and driven shaft 25 rotate simultaneously, and when the second eccentric block 18 on driven shaft 25 does not rotate, by two first bias
The resultant force for the centrifugal force that block 13 generates can drive the vibration of the progress straight path of screen box 2；Driving shaft 15 and driven shaft 25 are simultaneously
Rotation, and when the second eccentric block 18 on driven shaft 25 is rotated coaxially with driven shaft 25, in two the first eccentric blocks 13 and one
The resultant force of second eccentric block, 18 centrifugal force can drive the vibration of the progress elliptical orbit of screen box 2.
Isomorphism is arranged whether the rotation of the first eccentric block 13 and the second eccentric block 18 in the utility model on driven shaft 25
Clutch control between driving shaft 15 and driven shaft 25.Clutch includes that interval is fixed on driving shaft 15
Two identical first gears 14, the duplicate gear being slidably arranged in by spline structure on driven shaft 25 and the second eccentric block
18 second gears 19 being fixedly connected and the shift fork 24 slided on driven shaft 25 for stirring duplicate gear, duplicate gear packet
Include the sub- gear 22 of sub- 23 and second duplex of gear of the first duplex, the sub- gear of the first duplex therein 23 can be with two first gears 14
Engagement connection respectively, and the sub- gear 23 of the first duplex is engaged with one of first gear 14 when connecting, the sub- gear of the second duplex
22 can engage connection with second gear 19.The sub- gear of sub- 23 and second duplex of gear of first gear 14, the first duplex 22 is
External gear, second gear 19 are internal gear.The middle part of duplicate gear is circumferentially arranged with the groove for coordinating with shift fork 24.Shift fork
Handle 21 is fixed on 24, the one end of handle 21 far from shift fork 24 is being sieved by the setting of strip-shaped hole 20 being opened on screen box 2
Outside case 2, personnel easy to operation control the utility model oscillation trajectory.
In the vibration processes of straight path, make first of right side in the sub- gear 23 and Fig. 1 of the first duplex by shift fork 24
Gear 14 engages, at this point, being detached between the sub- gear 22 of the second duplex and second gear 19, driving shaft 15 drives 25 turns of driven shaft
It is dynamic, resultant force driving screen box 2 is generated by the centrifugal force that two the first eccentric blocks 13 generate in rotation process and is vibrated along straight path.
In the vibration processes of circular trace, the sub- gear of the first duplex 23 is set neither to be nibbled with first gear 14 by shift fork 24
It closes, and is not engaged with second gear 19, at this point, only driving shaft 15 rotates, generated by the first eccentric block 13 on driving shaft 15
Power drive screen box 2 is centrifuged to vibrate along circular trace.
It is the of left side in the sub- gear of the first duplex 23 and Fig. 1 by shift fork 24 in the vibration processes of elliptical path
One gear 14 engages, meanwhile, so that the sub- gear 22 of the second duplex is engaged with second gear 19, at this point, driving shaft 15 drives driven shaft
25 rotations, and two the first eccentric blocks 13 and second eccentric block 18 generate centrifugal force, due to what is generated on driven shaft 25
Centrifugal force is more than driving shaft 15, therefore, you can drives 2 edge of screen box by even the first eccentric block 13 and second eccentric block 18
Elliptical path is vibrated.
Claims (10)
1. a kind of vibrating screen with a variety of oscillation trajectories, it is characterised in that：Including top bay（8）, bottom bay（1）And
It is arranged in top bay（8）And bottom bay（1）Between screen box（2）, in top bay（8）And bottom bay（1）It is opposite
On face and it is located at screen box（2）Both ends be respectively equipped with the first slide bar（6）, the first slide bar（6）On sliding be equipped with the first sliding block
（12）, positioned at the screen box that shakes（2）The top bay of the same end（8）And bottom bay（1）On two the first sliding blocks（12）Between lead to
Cross the second slide bar（5）Connection, in two second slide bars（5）Upper sliding respectively is equipped with the second sliding block（3）, in the first slide bar（6）On
Positioned at the first sliding block（12）And top bay（8）Between be arranged with the first spring respectively（11）, in the second slide bar（5）It is upper to be located at the
Two sliding blocks（3）With the first sliding block（12）Between be arranged with second spring respectively（4）, the screen box（2）Both ends respectively with two
Second sliding block（3）It is fixedly connected；The screen box（2）In be equipped with screen box（2）Inner cavity is divided into the partition board of upper and lower two chambers（10）,
In screen box（2）Lower chamber in be equipped with exciting device, exciting device includes the driving shaft being mutually parallel（15）And driven shaft
（25）, in driving shaft（15）And driven shaft（25）It is upper to be fixed with identical first eccentric block respectively（13）, in driven shaft（25）
It is equipped with rotatable second eccentric block（18）；Driving shaft（15）And driven shaft（25）Between be equipped with clutch, clutch
It is fixed at driving shaft including interval（15）On two identical first gears（14）, be slidably arranged in by spline structure
Driven shaft（25）On duplicate gear, with the second eccentric block（18）The second gear being fixedly connected（19）And for stirring duplex
Gear is in driven shaft（25）The shift fork of upper sliding（24）, duplicate gear includes the sub- gear of the first duplex（23）With the sub- tooth of the second duplex
Wheel（22）, the sub- gear of the first duplex therein（23）It can be with two first gears（14）Engagement connection respectively, and the first duplex
Gear（23）With one of first gear（14）When engagement connection, the sub- gear of the second duplex（22）It can be with second gear（19）It nibbles
Close connection；In screen box（2）Upper chamber in be equipped with sieve plate（9）.
2. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：In the top machine
Frame（8）And bottom bay（1）On be respectively provided with and fix the first slide bar（6）The support base at both ends（7）；First spring
（11）One end and the first sliding block（12）It is fixedly connected, the support base of the other end and respective side（7）It is fixedly connected.
3. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：First slide bar
（6）It is horizontally disposed, the second slide bar（5）Vertically it is arranged.
4. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：The sieve plate（9）
It is obliquely installed, sieve plate（9）Angle between horizontal plane is 10-25 °；The partition board（10）It is parallel to sieve plate（9）Setting.
5. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：The first gear
（14）, the sub- gear of the first duplex（23）And the second sub- gear of duplex（22）It is external gear, the second gear（19）It is interior
Gear.
6. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：The duplicate gear
Middle part circumferentially arranged with being used for and shift fork（24）The groove of cooperation.
7. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：The shift fork（24）
On be fixed with handle（21）, handle（21）Far from shift fork（24）One end by being opened in screen box（2）On strip-shaped hole（20）
It is arranged in screen box（2）It is external.
8. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：The driving shaft
（15）One end be arranged in screen box（2）Outside and be connected with belt pulley（16）.
9. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：Described second is eccentric
Block（18）With driven shaft（25）Between pass through rolling bearing（17）Connection, rolling bearing（17）Inner ring and driven shaft（25）Gu
It is fixed, outer ring and the second eccentric block（18）It is fixed.
10. a kind of vibrating screen with a variety of oscillation trajectories according to claim 1, it is characterised in that：Described first partially
Heart block（13）With the second eccentric block（18）It is semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721817164.9U CN207805964U (en) | 2017-12-22 | 2017-12-22 | A kind of vibrating screen with a variety of oscillation trajectories |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721817164.9U CN207805964U (en) | 2017-12-22 | 2017-12-22 | A kind of vibrating screen with a variety of oscillation trajectories |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207805964U true CN207805964U (en) | 2018-09-04 |
Family
ID=63330182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721817164.9U Expired - Fee Related CN207805964U (en) | 2017-12-22 | 2017-12-22 | A kind of vibrating screen with a variety of oscillation trajectories |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207805964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188013A (en) * | 2017-12-22 | 2018-06-22 | 洛阳理工学院 | A kind of vibrating screen with a variety of oscillation trajectories |
-
2017
- 2017-12-22 CN CN201721817164.9U patent/CN207805964U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188013A (en) * | 2017-12-22 | 2018-06-22 | 洛阳理工学院 | A kind of vibrating screen with a variety of oscillation trajectories |
| CN108188013B (en) * | 2017-12-22 | 2023-09-05 | 洛阳理工学院 | Vibrating screen with multiple vibrating tracks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20201222 |