CN206935725U - A kind of new oval screen exciter structure - Google Patents
A kind of new oval screen exciter structure Download PDFInfo
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- CN206935725U CN206935725U CN201720739211.6U CN201720739211U CN206935725U CN 206935725 U CN206935725 U CN 206935725U CN 201720739211 U CN201720739211 U CN 201720739211U CN 206935725 U CN206935725 U CN 206935725U
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- eccentric
- main shaft
- balancing weight
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Abstract
It the utility model is related to a kind of new oval screen exciter structure, including main shaft, bearing block, power transmission shaft, eccentric block, power transmission shaft is arranged in main shaft, and bearing block turning set is outside main shaft, power transmission shaft interlocks with the rotation with bearing block, and eccentric block is arranged at the eccentric position of bearing block；Main shaft is used to be fixedly connected with sieve nest side plate.New oval screen exciter structure described in the utility model, it is compact-sized, stably, the exciting demand of three-axis elliptic sieve can be met.In the utility model, counterweight number of blocks is adjustable, and balancing weight uses cylindrical structure, and adjustment and operation facility are quick.The utility model is simple in construction, and bindiny mechanism can be embodied as bolt or rivet interlacement, and convenient disassembly is quick when safeguarding.
Description
Technical field
The exciting source of three-axis elliptic sieve is the utility model is related to, more specifically to a kind of new oval screen vibrator
Structure.
Background technology
It is well known that the exciting source of existing three-axis elliptic sieve is made up of 6 sets of vibrators, its running orbit is ellipse, is fitted
Close large, medium and small specification material screening, vibratory sieve setting height(from bottom) is low, operates steadily, be adapted to it is various with setting height(from bottom) limitation
Dry, wet situation screening, can be widely applied to the departments such as metallurgy, mine, building, traffic, water conservancy to various stock gradings.
The exciting source part most crucial as its, basic demand that is stable, being reliably guarantee horizontal ellipse sieve high quality, but
Traditional exciter structure is complicated, and amplitude adjustment is relative complex.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of compact-sized, stable and reliable operation
New oval screen exciter structure, can be applied to three axle forced synchronism oval screen exciting occasions, parameter adjustment is convenient and swift, and
Structure is reliable.
The technical solution of the utility model is as follows：
A kind of new oval screen exciter structure, including main shaft, bearing block, power transmission shaft, eccentric block, power transmission shaft are arranged in master
Axle, bearing block turning set are provided with bearing outside main shaft between main shaft and bearing block, main shaft coordinates with bearing inner race, bearing
Seat coordinates with bearing outer ring；The side of bearing and main shaft contact are spacing, and the opposite side of bearing is carried out spacing by shaft block ring；Axle
It is arranged at back-up ring in the groove opened up on power transmission shaft, and protrudes from power transmission shaft, it is spacing to form contact to bearing；Power transmission shaft and axle
Bearing interlocks with the rotation, and eccentric block is arranged at the eccentric position of bearing block；Main shaft is used to be fixedly connected with sieve nest side plate.
Preferably, power transmission shaft is interlocked with the rotation with bearing block by driving center, one end of driving center passes through expansion sleeve
With being driven axis connection, the other end of driving center is fixedly connected with the bearing seat.
Preferably, being additionally provided with balancing weight, balancing weight is arranged on bearing block and eccentric block.
Preferably, eccentric block includes the first eccentric block, the second eccentric block, the first eccentric block, the second eccentric block are set respectively
The both sides of bearing block are placed in, the first eccentric block, bearing block, the second eccentric block set coaxial front through hole, middle through hole, led to afterwards respectively
Hole, balancing weight are arranged in front through hole, middle through hole, in rear through hole.
Preferably, the second eccentric block is disposed in proximity to the side of sieve nest side plate, the first eccentric block is arranged at away from sieve nest
The opposite side of side plate；Through hole is necking towards one end of sieve nest side plate afterwards, and one end of balancing weight and necking formation contact are spacing；The
Balancing weight block is provided with one eccentric block, balancing weight block and balancing weight formation contact are spacing.
Preferably, balancing weight is cylindrical structure, 1 to 3 is set.
The beneficial effects of the utility model are as follows：
New oval screen exciter structure described in the utility model, it is compact-sized, stably, it can meet that three-axis elliptic sieves
Exciting demand.In the utility model, counterweight number of blocks is adjustable, and balancing weight uses cylindrical structure, and adjustment and operation facility are fast
It is prompt.The utility model is simple in construction, and bindiny mechanism can be embodied as bolt or rivet interlacement, and convenient disassembly is quick when safeguarding.
Brief description of the drawings
Fig. 1 is sectional view of the present utility model；
Fig. 2 is side view of the present utility model (Fig. 1 left view)；
In figure：10 be main shaft, and 11 be power transmission shaft, and 12 be bearing block, and 13 be bearing, and 14 be driving center, and 15 be expansion sleeve, 16
It is shaft block ring, 171 be the first eccentric block, and 172 be the second eccentric block, and 18 be balancing weight, and 19 be balancing weight baffle plate, and 20 be sieve nest
Side plate.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
The utility model is in order to overcome traditional exciter structure complicated, and amplitude adjusts the deficiencies of relative complex, there is provided one
The new oval screen exciter structure of kind, as shown in Figure 1 and Figure 2, mainly include main shaft 10, bearing block 12, power transmission shaft 11, eccentric block,
Power transmission shaft 11 is arranged in main shaft 10, and main shaft 10 is used to be fixedly connected with sieve nest side plate 20, during implementation, connector (such as bolt, rivet
Deng) be fixedly connected with sieve nest side plate 20.During work, main shaft 10 does not rotate.
The turning set of bearing block 12 is outside main shaft 10, and power transmission shaft 11 interlocks with the rotation with bearing block 12, and eccentric block is arranged at axle
The eccentric position of bearing 12.In the utility model, bearing 13, main shaft 10 and bearing 13 are provided between main shaft 10 and bearing block 12
Inner ring coordinates, and bearing block 12 coordinates with the outer ring of bearing 13.The side of bearing 13 and the contact of main shaft 10 are spacing, the opposite side of bearing 13
Carried out by shaft block ring 16 spacing；Shaft block ring 16 is arranged in the groove opened up on power transmission shaft 11, and protrudes from power transmission shaft
11, it is spacing that contact is formed to bearing 13.Bearing 13 is limited to by bearing block 12 and main shaft 10 by shaft block ring 16 and main shaft 10
Between.
Power transmission shaft 11 is interlocked with the rotation with bearing block 12 by driving center 14, and one end of driving center 14 passes through expansion sleeve 15
It is connected with power transmission shaft 11, the other end of driving center 14 is fixedly connected with bearing block 12.Expansion sleeve 15 be used for connect driving center 14 with
Power transmission shaft 11, convenient disassembly.During work, bearing block 12 carries out the rotation of constant angular velocity with the rotation of power transmission shaft 11, in bias
Periodic centrifugal force is produced in the presence of block, during operating, realizes the generation of exciting force, driving vibratory sieve operating.
In order to realize that the size of exciting force is adjustable, the utility model is additionally provided with balancing weight 18, and balancing weight 18 is arranged in axle
In bearing 12 and eccentric block.Exciting force size as needed, increases or decreases balancing weight 18, in the present embodiment, balancing weight 18
3 can at most be increased to.And balancing weight 18 is cylindrical structure, easy disassembly, angle need not be directed at during installation.
In the present embodiment, eccentric block includes the first eccentric block 171, the second eccentric block 172, and the first eccentric block 171, second is inclined
Heart block 172 is respectively arranged at the both sides of bearing block 12, and the first eccentric block 171, bearing block 12, the second eccentric block 172 are set respectively
Coaxial front through hole, middle through hole, rear through hole, balancing weight 18 are arranged in front through hole, middle through hole, in rear through hole.Second eccentric block 172
The side of sieve nest side plate 20 is disposed in proximity to, the first eccentric block 171 is arranged at the opposite side away from sieve nest side plate 20；Through hole court afterwards
It is necking to one end of sieve nest side plate 20, one end of balancing weight 18 and necking formation contact are spacing；Set on first eccentric block 171
There is balancing weight block 19, balancing weight block 19 and the formation of balancing weight 18 contact are spacing, and when preventing work, axial direction occurs in balancing weight 18
Move and come off.
Above-described embodiment is intended merely to illustrate the utility model, and is not used as to restriction of the present utility model.As long as
According to the technical essence of the utility model, above-described embodiment is changed, modification etc. will all fall in right of the present utility model
In the range of it is required that.
Claims (6)
1. a kind of new oval screen exciter structure, it is characterised in that including main shaft, bearing block, power transmission shaft, eccentric block, transmission
Axle is arranged in main shaft, and bearing block turning set is provided with bearing, main shaft and bearing inner race outside main shaft between main shaft and bearing block
Coordinate, bearing block coordinates with bearing outer ring；The side of bearing and main shaft contact are spacing, and the opposite side of bearing is entered by shaft block ring
Row is spacing；Shaft block ring is arranged in the groove opened up on power transmission shaft, and protrudes from power transmission shaft, and it is spacing to form contact to bearing；
Power transmission shaft interlocks with the rotation with bearing block, and eccentric block is arranged at the eccentric position of bearing block；Main shaft is used to fix with sieve nest side plate and connected
Connect.
2. the new oval screen exciter structure according to seeds require 1, it is characterised in that power transmission shaft passes through biography with bearing block
Dynamic hub is interlocked with the rotation, and by expansion sleeve and transmission axis connection, the other end and the bearing block of driving center are consolidated for one end of driving center
Fixed connection.
3. the new oval screen exciter structure according to seeds require 1, it is characterised in that be additionally provided with balancing weight, counterweight
Block is arranged on bearing block and eccentric block.
4. the new oval screen exciter structure according to seeds require 3, it is characterised in that it is eccentric that eccentric block includes first
Block, the second eccentric block, the first eccentric block, the second eccentric block are respectively arranged at the both sides of bearing block, the first eccentric block, bearing block,
Second eccentric block sets coaxial front through hole, middle through hole, rear through hole respectively, and balancing weight is arranged in front through hole, middle through hole, rear through hole
It is interior.
5. the new oval screen exciter structure according to seeds require 4, it is characterised in that the second eccentric block is disposed in proximity to
The side of sieve nest side plate, the first eccentric block are arranged at the opposite side away from sieve nest side plate；Through hole is towards one end of sieve nest side plate afterwards
For necking, one end of balancing weight and necking formation contact are spacing；Balancing weight block, balancing weight block are provided with first eccentric block
It is spacing that contact is formed with balancing weight.
6. the new oval screen exciter structure according to seeds require 5, it is characterised in that balancing weight is cylindrical structure, if
Put 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720739211.6U CN206935725U (en) | 2017-06-23 | 2017-06-23 | A kind of new oval screen exciter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720739211.6U CN206935725U (en) | 2017-06-23 | 2017-06-23 | A kind of new oval screen exciter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206935725U true CN206935725U (en) | 2018-01-30 |
Family
ID=61364787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720739211.6U Active CN206935725U (en) | 2017-06-23 | 2017-06-23 | A kind of new oval screen exciter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206935725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021151474A1 (en) * | 2020-01-29 | 2021-08-05 | Sandvik Srp Ab | Wheel assembly for screening machine |
-
2017
- 2017-06-23 CN CN201720739211.6U patent/CN206935725U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021151474A1 (en) * | 2020-01-29 | 2021-08-05 | Sandvik Srp Ab | Wheel assembly for screening machine |
| CN114981018A (en) * | 2020-01-29 | 2022-08-30 | 山特维克Srp股份有限公司 | Wheel assembly for a screening machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee after: Fujian Nanfang pavement machinery Co., Ltd Address before: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |