CN220092020U - Vibration exciter of vibrating screen - Google Patents
Vibration exciter of vibrating screen Download PDFInfo
- Publication number
- CN220092020U CN220092020U CN202321390822.6U CN202321390822U CN220092020U CN 220092020 U CN220092020 U CN 220092020U CN 202321390822 U CN202321390822 U CN 202321390822U CN 220092020 U CN220092020 U CN 220092020U
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- China
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- vibration exciter
- flywheel
- polarizing
- vibrating
- shafts
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 238000007688 edging Methods 0.000 claims 1
- 230000010287 polarization Effects 0.000 abstract description 25
- 238000012216 screening Methods 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 description 6
- 239000011707 mineral Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a vibrating screen vibration exciter, which comprises two vibrating shafts arranged in parallel, wherein a basic polarization flywheel and a belt transmission gear which can synchronously rotate with the vibrating shafts are respectively sleeved on the end parts of the two vibrating shafts in sequence from inside to outside, the two belt transmission gears are connected and transmitted through a transmission belt, and an edge stop block and a polarization quality adjusting block are detachably arranged on the outer side surface of the basic polarization flywheel; the outer sides of the upper surface and the lower surface of the middle part of the transmission belt are respectively provided with a tension adjusting roller, the two tension adjusting rollers are contacted with the upper surface and the lower surface of the middle part of the transmission belt and are arranged on the same bracket, and the bracket is fixedly arranged on the bearing seat. The vibration exciter of the vibrating screen can flexibly adjust the total polarization quality according to actual needs so as to meet different screening requirements, in addition, when the side baffle blocks on the outer side are worn by surrounding ore particles, the lower side baffle blocks are independently detached to be replaced, and the vibration exciter is convenient and quick to install and maintain and low in cost.
Description
Technical Field
The utility model belongs to the field of mining machinery equipment, and particularly relates to a vibrating screen vibration exciter.
Background
Currently, in the mineral processing production process, a synchronous rotating double-shaft vibrating screen vibration exciter provided with a polarizing block is very used equipment, but because more mineral particles fall off in a mineral processing environment, mineral particles are easy to accumulate around the vibration exciter, particularly below the vibration exciter, the polarizing block of the vibration exciter is easy to be worn by the accumulated mineral particles in one-time rotation, when the wear reaches a certain degree, the vibration exciting effect cannot be maintained easily, the accurate screening requirement and efficiency cannot be maintained, and potential safety hazards can exist, so that the polarizing block needs to be replaced frequently. Since the polarizing block is fixedly arranged on the outer side of the polarizing motor in the normal case, the outer side of the whole polarizing motor needs to be detached together for replacement, which results in time and labor waste and higher cost. Meanwhile, the quality of the polarizing block on the vibration exciter is usually fixed, and sometimes the vibration exciter cannot be suitable for screening different mineral aggregates with large differences, so that a new yield increasing line is required or the whole vibration exciter is replaced according to the requirement, the cost is increased, and time and labor are wasted. In addition, because the polarization effect that exists often when exciting, lead to easily that the driving belt between two axles becomes flexible makes two axles not synchronous completely, leads to excitation effect variation or can not exert completely, has still easily damaged belt and equipment for a long time, also has easily failed for the life of vibration exciter shortens. Meanwhile, the design of a novel vibration exciter of the vibrating screen is hoped to solve the problems, and the performance and the service life of the vibration exciter can be greatly improved.
Disclosure of Invention
The utility model aims to provide the vibrating screen vibration exciter which has the advantages of simple structure, convenience in manufacture, low failure rate, good synchronism, stable performance, convenience in polarization quality adjustment and flexibility in use.
The utility model is realized by the following technical scheme:
the vibrating screen vibration exciter comprises two vibrating shafts which are arranged in parallel, wherein the two vibrating shafts are driven to rotate through motors respectively, the two vibrating shafts are respectively erected on the same bearing seat through bearings, bearing covers are installed at two ends of the bearing seat, the outer ends of the two vibrating shafts penetrate through the bearing covers, a basic polarization flywheel and belt transmission gears which can synchronously rotate with the vibrating shafts are respectively sleeved on the end parts from inside to outside in sequence, the two belt transmission gears are connected and transmitted through a transmission belt, and circular arc-shaped side check blocks positioned at the outer edges and circular arc-shaped polarization quality adjusting blocks positioned at the inner sides of the side check blocks are detachably arranged on the outer side surfaces of the basic polarization flywheel; the outer sides of the upper surface and the lower surface of the middle part of the transmission belt are respectively provided with a tension adjusting roller, the two tension adjusting rollers are contacted with the upper surface and the lower surface of the middle part of the transmission belt and are arranged on the same bracket, and the bracket is fixedly arranged on the bearing seat.
Preferably, the bracket comprises a strip-shaped bottom plate, two ends of the bottom plate are respectively provided with a strip-shaped hole, and shafts of the two tension adjusting rollers respectively penetrate through the holes and are fixed through nuts. The distance between the two tension adjusting rollers can be adjusted by adjusting the upper and lower positions of the tension adjusting rollers in the strip-shaped holes, so that the tension of the transmission belt can be flexibly adjusted according to the requirement.
Preferably, the basic polarization flywheel is connected with the vibration shaft through a key so as to realize synchronous rotation.
Preferably, a positioning step is arranged between the basic polarization flywheel and the side baffle block, so that the installation and positioning are convenient, and the stability in rotation is enhanced.
Preferably, the side baffle blocks and the polarization quality adjusting blocks are fixed on the basic polarization flywheel through bolts.
Preferably, the number of polarization quality adjusting blocks located inside the side stopper is 1-3.
Preferably, the polarization quality adjusting blocks with adjustable quantity are arranged in a stacked mode between the polarization quality adjusting blocks located on the inner sides of the side baffles so as to be convenient to fix.
Preferably, the edge baffle is an edge-resistant baffle made of wear-resistant alloy.
The beneficial effects of the utility model are as follows:
the vibrating screen vibration exciter disclosed by the utility model is ingenious in structure, through the design of the detachable basic polarized flywheel, the side baffle blocks and the polarized quality adjusting block, operators can flexibly adjust the total polarized quality according to actual needs so as to meet different screening requirements, in addition, when the side baffle blocks on the outer side are worn by surrounding ore grains, the side baffle blocks are independently detached to be replaced, the installation and maintenance are convenient and quick, the cost is low, the polarized quality is easy to ensure, the screening effect is easy to keep stable, the tension adjustment of a transmission belt is flexible, the transmission is more stable by utilizing the effect of ensuring belt transmission, the synchronism between double shafts is better, and the practicability is strong.
Drawings
For ease of illustration, the utility model is described in detail by the following specific examples and figures.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is a schematic perspective view of the tension adjusting portion in fig. 1.
Detailed Description
As shown in fig. 1-3, the vibration screen vibration exciter comprises two vibration shafts 1 which are arranged in parallel, wherein the two vibration shafts 1 are driven to rotate by a motor 2 respectively, the two vibration shafts 1 are respectively erected on the same bearing seat 3 by bearings, bearing covers 4 are arranged at two ends of the bearing seat 3, the outer ends of the two vibration shafts 1 penetrate through the bearing covers 4, a basic polarization flywheel 5 and a belt transmission gear 6 which can synchronously rotate with the vibration shafts 1 are respectively sleeved on the end parts from inside to outside in sequence, the two belt transmission gears 6 are connected and transmitted by a transmission belt 7, and a circular arc-shaped side baffle block 8 positioned at the outer edge and a circular arc-shaped polarization quality adjusting block 9 which is positioned at the inner side of the side baffle block 8 and has adjustable quantity are detachably arranged on the outer side surface of the basic polarization flywheel 5; the outer sides of the upper surface and the lower surface of the middle part of the transmission belt 7 are respectively provided with a tension adjusting roller 10, the two tension adjusting rollers 10 are contacted with the upper surface and the lower surface of the middle part of the transmission belt 7 and are arranged on the same bracket 11, and the bracket 11 is fixedly arranged on the bearing seat 3.
The bracket 11 comprises a strip-shaped bottom plate 111, both ends of the bottom plate 111 are provided with strip-shaped holes 112, and shafts of the two tension adjusting rollers 10 respectively pass through the holes 112 and are fixed by nuts 113. By adjusting the up-and-down position of the dancer roller 10 in the elongated hole 112, the distance between the two dancer rollers 10 can be adjusted, whereby the tension of the drive belt 7 can be flexibly adjusted as desired.
The basic polarization flywheel 5 is connected with the vibration shaft 1 through a key so as to realize synchronous rotation.
A positioning step 12 is arranged between the basic polarization flywheel 5 and the side baffle block 8, so that the installation and positioning are convenient, and the stability in rotation is enhanced.
The side baffle blocks 8 and the polarization quality adjusting blocks 9 are fixed on the basic polarization flywheel 5 through bolts 13.
The number of polarization quality adjusting blocks 9 located inside the edge stopper 8 is 2.
The polarization quality adjusting blocks 9 with adjustable quantity, which are positioned on the inner side of the edge stop block 8, are arranged in a vertically stacked mode so as to be convenient to fix.
The edge baffle block 8 is an edge-resistant baffle block made of wear-resistant alloy.
The vibrating screen vibration exciter disclosed by the utility model is ingenious in structure, through the design of the detachable basic polarized flywheel, the side baffle blocks and the polarized quality adjusting block, operators can flexibly adjust the total polarized quality according to actual needs so as to meet different screening requirements, in addition, when the side baffle blocks on the outer side are worn by surrounding ore grains, the side baffle blocks are independently detached to be replaced, the installation and maintenance are convenient and quick, the cost is low, the polarized quality is easy to ensure, the screening effect is easy to keep stable, the tension adjustment of a transmission belt is flexible, the transmission is more stable by utilizing the effect of ensuring belt transmission, the synchronism between double shafts is better, and the practicability is strong.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the utility model is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.
Claims (8)
1. The vibrating screen vibration exciter comprises two vibrating shafts which are arranged in parallel, wherein the two vibrating shafts are driven to rotate by a motor respectively, the two vibrating shafts are respectively erected on the same bearing seat through bearings, and bearing covers are arranged at two ends of the bearing seat; the outer sides of the upper surface and the lower surface of the middle part of the transmission belt are respectively provided with a tension adjusting roller, the two tension adjusting rollers are contacted with the upper surface and the lower surface of the middle part of the transmission belt and are arranged on the same bracket, and the bracket is fixedly arranged on the bearing seat.
2. The vibration exciter of claim 1, wherein the bracket comprises a strip-shaped base plate, the two ends of the base plate are provided with strip-shaped holes, and the shafts of the two tension adjusting rollers respectively pass through the holes and are fixed by nuts.
3. The vibration exciter of claim 1, wherein the base polarizing flywheel is keyed to the vibration shaft for synchronous rotation.
4. The vibration exciter of claim 1, wherein a positioning step is provided between the base polarizing flywheel and the side stop to facilitate mounting and positioning and enhance stability during rotation.
5. The vibration exciter of claim 1, wherein the edge block and the polarizing mass adjustment block are both bolted to the base polarizing flywheel.
6. The vibration exciter of claim 1, wherein the number of polarizing mass adjustment blocks located inside the edge block is 1-3.
7. The vibration exciter of claim 1, wherein the number of polarizing mass adjusting blocks positioned inside the side baffle blocks are arranged in a stacked manner so as to be convenient for fixing.
8. The vibration exciter of claim 1, wherein said edge stop is an edging-resistant stop made of a wear-resistant alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390822.6U CN220092020U (en) | 2023-06-02 | 2023-06-02 | Vibration exciter of vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390822.6U CN220092020U (en) | 2023-06-02 | 2023-06-02 | Vibration exciter of vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220092020U true CN220092020U (en) | 2023-11-28 |
Family
ID=88842572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321390822.6U Active CN220092020U (en) | 2023-06-02 | 2023-06-02 | Vibration exciter of vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220092020U (en) |
-
2023
- 2023-06-02 CN CN202321390822.6U patent/CN220092020U/en active Active
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