CN201565419U - Vibrator of three-shaft elliptical vibrating screen - Google Patents
Vibrator of three-shaft elliptical vibrating screen Download PDFInfo
- Publication number
- CN201565419U CN201565419U CN200920213200XU CN200920213200U CN201565419U CN 201565419 U CN201565419 U CN 201565419U CN 200920213200X U CN200920213200X U CN 200920213200XU CN 200920213200 U CN200920213200 U CN 200920213200U CN 201565419 U CN201565419 U CN 201565419U
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- bearing
- shaft
- vibrator
- bearing seat
- screen
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Abstract
The utility model discloses a vibrator of a three-shaft elliptical vibrating screen. The vibrator comprises three cylinder shaft sleeves, six bearing taper sleeves, three first bearing seats and three second bearing seats, wherein the cylinder shaft sleeves and the bearing taper sleeves are fixed on the lateral board of a screen box by a bolt, the first bearing seat and the second bearing seat are both provided with an eccentric block and an eccentric pin, the first bearing seat and the second bearing seat are respectively fixed on the bearing cone sleeves on two sides of the lateral board of the screen box, and the first bearing seat and the second bearing seat are connected through a first drive shaft and two driven shafts by an expansion sleeve. The vibrator of the three-shaft elliptical vibrating screen has big capacity to process materials, and has high screening efficiency.
Description
Technical field
The utility model relates to vibratory sieve, particularly a kind of vibrator of three shaft elliptic vibrative screen.
Background technology
In sieving machine, the movement locus of circular shale shaker is circular, and the movement locus of linear vibrating screen is a linear.The disposal ability of circular shale shaker is bigger than linear vibrating screen, and the screening efficiency of linear vibrating screen is than circular shale shaker height.When circular shale shaker used, compass screen surface generally need tilt 20 °, so the vibratory sieve profile is higher; When linear vibrating screen used, compass screen surface generally was a horizontal positioned, so the vibratory sieve profile is not high.
Existing circular shale shaker generally adopts eccentric shaft type vibrator or piece eccentric-type vibrator, and linear vibrating screen generally adopts cartridge type vibrator or box vibrator.As shown in Figure 1, the eccentric shaft type vibrator of circular shale shaker is fixed by bolts to bearing block 2 on the sieve box side plate 7 by Cylindorical rod cover 1, the belt pulley 4 and the flywheel 5 of the two ends assembling of eccentric shaft 3 have eccentric weight, can also increase eccentric block 6 on belt pulley 4 and the flywheel 5, belt pulley 4 drives eccentric shaft 3 and rotates, when vibrator works, produce exciting force, its movement locus is circular.
As shown in Figure 2, the cartridge type vibrator of linear vibrating screen is fixed by bolts to bearing block 12 on the sieve box side plate 17 by tube frame 11, and belt pulley 13 drives initiatively eccentric shaft 14 rotations, drives driven eccentric shaft 15 by gear 16 and rotates in opposite directions.When vibrator works, produce directed exciting force, its movement locus is a linear.
More than during two kinds of vibrator works, eccentric shaft and eccentric block rotation produce centrifugal force, so that vibratory sieve produces vibration, reach the purpose of screening material.But, more than two kinds of vibrators manufacturing difficulty relatively of having following shortcoming: A, an eccentric shaft, own wt is big, needs to produce relatively difficulty of bigger exciting force; B, because eccentric shaft mid portion size is big, the tube frame profile of vibrator also needs bigger, and the height of screen box is increased, the vibratory sieve overall weight increases; C, for requiring the conditional workplace of screen box height not to be suitable for; D, the centrifugal force that produces owing to eccentric shaft are restricted, and bigger if desired amplitude then is difficult to realize; E, can not satisfy and both required the disposal ability of material big, require the high condition of screening efficiency again.
The utility model content
Technical problem to be solved in the utility model provides a kind of vibrator of three shaft elliptic vibrative screen, and the disposal ability of its material is big, and the screening efficiency height.
For solveing the technical problem, the utility model provides a kind of vibrator of three shaft elliptic vibrative screen, it is characterized in that, it comprises three Cylindorical rod covers, six bearing tapered sleeves, three clutch shaft bearing seats and three second bearing blocks, Cylindorical rod cover and bearing tapered sleeve are fixed by bolts on the sieve box side plate, the clutch shaft bearing seat and second bearing block all are equipped with eccentric block and cam pin, the clutch shaft bearing seat and second bearing block are separately fixed on the bearing tapered sleeve of sieve box side plate both sides, and the clutch shaft bearing seat is connected with the swelling cover with two driven shafts by a driving shaft with second bearing block.
Preferably, also be equipped with gear ring on the described clutch shaft bearing seat.
Preferably, the described clutch shaft bearing seat or second bearing block are to fix by bearing and locking nut and bearing tapered sleeve.
Positive progressive effect of the present utility model is: the vibrator of the utility model three shaft elliptic vibrative screen is because rational in infrastructure, main shaft does not carry the centrifugal force of eccentric block, the exciting force that vibrator is produced is the most effective, thereby realized the existing big material disposal ability of three shaft elliptic vibrative screen, high screening efficiency has been arranged again.
Description of drawings
Fig. 1 is the structural representation of the eccentric shaft type vibrator of existing circular shale shaker.
Fig. 2 is the structural representation of the cartridge type vibrator of existing linear vibrating screen.
Fig. 3 is the structural representation of the utility model one embodiment.
The specific embodiment
Lift a preferred embodiment below, and come the clearer the utility model that intactly illustrates in conjunction with the accompanying drawings.
As shown in Figure 3, the vibrator of this three shaft elliptic vibrative screen has three unit, it shown in the figure structure of driving shaft part, three Cylindorical rod covers 21 and six bearing tapered sleeves 22 are fixed by bolts on the sieve box side plate 30, be equipped with gear ring 24, eccentric block 25 and cam pin 26 on three clutch shaft bearing seats 23 of driving end, clutch shaft bearing seat 23 is fixed on the bearing tapered sleeve of sieve box side plate one side by bearing and locking nut.Three second bearing blocks 27 of driven end are equipped with eccentric block 25 and cam pin 26, the second bearing blocks 27 are fixed on the bearing tapered sleeve of sieve box side plate opposite side by bearing and locking nut.Second bearing block 27 of the clutch shaft bearing seat 23 of driving end and driven end is connected with the swelling cover with two driven shafts by a driving shaft 28.Belt pulley 29 drives driving shaft 28 and rotates, and drives driven shaft by gear ring 24 and rotates in opposite directions.When vibrator works, produce directed exciting force, its movement locus is oval.
In order to realize the disposal ability of the existing circular shale shaker of vibratory sieve, the screening efficiency that linear vibrating screen is arranged again, the utility model provides a kind of vibrator of three shaft elliptic vibrative screen, the utility model can access bigger exciting force in order to make vibratory sieve, it is without eccentric shaft structure, but bearing tapered sleeve and Cylindorical rod cover are fixed on the sieve box side plate simultaneously, the bearing tapered sleeve does not rotate.Be equipped with eccentric block and cam pin on the clutch shaft bearing seat and second bearing block, the clutch shaft bearing seat and second bearing block are separately fixed at the both sides of bearing tapered sleeve.Also assembled gear ring on the clutch shaft bearing seat of driving end, the clutch shaft bearing seat of driving end and second bearing block of driven end are connected with the swelling cover with driven shaft by driving shaft.Because without eccentric shaft structure, solve original eccentric shaft two ends and can not carry too much eccentric block, overcome the cantilever force problem of axle, alleviated the own wt of power transmission shaft, exciting force is greatly improved, and the amplitude ratio circular shale shaker of its generation improves more than two times.
The eccentric throw of general design eccentric shaft is the restriction that is subjected to structure, the exciting force of its generation is little, the vibrator of the utility model three shaft elliptic vibrative screen is not owing to adopt eccentric shaft structure, its eccentric block, cam pin and alignment of shafts that is assemblied on the bearing block has bigger eccentricity value, and the centrifugal force that this structure produces is bigger more effective.The movement locus of three shaft elliptic vibrative screen is oval, according to the actual conditions of material to be processed, uses the on-the-spot direction that often needs to adjust the vibratory sieve exciting force, just needs to make three eccentric blocks on the axle to change original angle.The utility model provides the mode of adjusting easily, a closing disk is arranged on the box cover of vibrator driving end, as long as open this cover plate, by changing the position of cam pin on bearing block and the gear ring, just can reach the angle of adjusting eccentric block, thereby change the angle of exciting force, realized improving the purpose of screening efficiency.Because the Cylindorical rod cover is connected in the middle of the sieve box side plate, because the power transmission shaft diameter is very little, so the profile of Cylindorical rod cover is also little, the height of screen box just can reduce greatly like this, adopts the vibrator of the utility model three shaft elliptic vibrative screen to be applicable to portable complete set of equipments more.
The vibrator of the utility model three shaft elliptic vibrative screen is because rational in infrastructure, main shaft does not carry the centrifugal force of eccentric block, the exciting force that vibrator is produced is the most effective, thereby has realized the existing big material disposal ability of three shaft elliptic vibrative screen, and high screening efficiency is arranged again.
Though more than described the specific embodiment of the present utility model, but those skilled in the art is to be understood that, these only illustrate, and under the prerequisite that does not deviate from principle of the present utility model and essence, can make numerous variations or modification to these embodiments.Therefore, protection domain of the present utility model is limited by appended claims.
Claims (3)
1. the vibrator of a three shaft elliptic vibrative screen, it is characterized in that, it comprises three Cylindorical rod covers, six bearing tapered sleeves, three clutch shaft bearing seats and three second bearing blocks, Cylindorical rod cover and bearing tapered sleeve are fixed by bolts on the sieve box side plate, the clutch shaft bearing seat and second bearing block all are equipped with eccentric block and cam pin, the clutch shaft bearing seat and second bearing block are separately fixed on the bearing tapered sleeve of sieve box side plate both sides, and the clutch shaft bearing seat is connected with the swelling cover with two driven shafts by a driving shaft with second bearing block.
2. the vibrator of three shaft elliptic vibrative screen as claimed in claim 1 is characterized in that, also is equipped with gear ring on the described clutch shaft bearing seat.
3. the vibrator of three shaft elliptic vibrative screen as claimed in claim 1 is characterized in that, the described clutch shaft bearing seat or second bearing block are to fix by bearing and locking nut and bearing tapered sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920213200XU CN201565419U (en) | 2009-12-16 | 2009-12-16 | Vibrator of three-shaft elliptical vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920213200XU CN201565419U (en) | 2009-12-16 | 2009-12-16 | Vibrator of three-shaft elliptical vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201565419U true CN201565419U (en) | 2010-09-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920213200XU Expired - Lifetime CN201565419U (en) | 2009-12-16 | 2009-12-16 | Vibrator of three-shaft elliptical vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201565419U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841630A (en) * | 2015-05-20 | 2015-08-19 | 广州华宝矿山设备有限公司 | Novel vibration exciter for vibration screens |
| CN107640528A (en) * | 2017-10-18 | 2018-01-30 | 韶关市创力机械有限公司 | Double-shaft vibration exciter for straight line batcher |
| PL425122A1 (en) * | 2018-04-04 | 2019-10-07 | Hydro-Tech-Sort Spółka Z Ograniczoną Odpowiedzialnością | Device for excitation of mechanical vibrations, preferably a rotary inertial propulsion |
| CN110773416A (en) * | 2019-11-06 | 2020-02-11 | 上海卡优美重工机械有限公司 | Vibration exciter |
| CN113523600A (en) * | 2021-07-13 | 2021-10-22 | 安姆普客矿山机械(江苏)有限公司 | Laser cutting machining process for box body of vibrator of three-shaft screen |
-
2009
- 2009-12-16 CN CN200920213200XU patent/CN201565419U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841630A (en) * | 2015-05-20 | 2015-08-19 | 广州华宝矿山设备有限公司 | Novel vibration exciter for vibration screens |
| CN107640528A (en) * | 2017-10-18 | 2018-01-30 | 韶关市创力机械有限公司 | Double-shaft vibration exciter for straight line batcher |
| PL425122A1 (en) * | 2018-04-04 | 2019-10-07 | Hydro-Tech-Sort Spółka Z Ograniczoną Odpowiedzialnością | Device for excitation of mechanical vibrations, preferably a rotary inertial propulsion |
| CN110773416A (en) * | 2019-11-06 | 2020-02-11 | 上海卡优美重工机械有限公司 | Vibration exciter |
| CN113523600A (en) * | 2021-07-13 | 2021-10-22 | 安姆普客矿山机械(江苏)有限公司 | Laser cutting machining process for box body of vibrator of three-shaft screen |
| CN113523600B (en) * | 2021-07-13 | 2023-01-31 | 安姆普客矿山机械(江苏)有限公司 | Laser cutting machining process for box body of vibrator of three-shaft screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100901 |