CN2898424Y - External expanded fixing structure of bearing for vibrating sieve - Google Patents
External expanded fixing structure of bearing for vibrating sieve Download PDFInfo
- Publication number
- CN2898424Y CN2898424Y CN 200620103556 CN200620103556U CN2898424Y CN 2898424 Y CN2898424 Y CN 2898424Y CN 200620103556 CN200620103556 CN 200620103556 CN 200620103556 U CN200620103556 U CN 200620103556U CN 2898424 Y CN2898424 Y CN 2898424Y
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- flange
- ring
- expansion set
- outer ring
- fixed structure
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Abstract
The utility model relates to a structure of bearing for vibrating sieve, in particular to an external expanded fixing structure of bearing for vibrating sieve which is easy to disassemble, convenient to repair. The utility model is characterized in that a roll bearing is arranged on the eccentric shaft; the external of the roll bearing is matched with the flange, and an expanding sleeve with a taper and an expanding sleeve base matched with the expanding sleeve are provided between the external of the roll sieve and the flange. The utility model has the advantages of reasonable structure, artful design, easy to disassemble, little repairing time, in particular to providing the external expanded fixing structure of bearing for vibrating sieve which is easy to disassemble, convenient to repair, cost little repairing time for the mining industry.
Description
Technical field
The utility model relates to a kind of expansion sleeve type fixed structure, especially relate to a kind of dismounting easily, repair vibrating screen bearing outer ring expansion sleeve type fixed structure easily.
Background technique
In screening installation, the vertical shaft of vibrating sieve is longer, along with the expansion of selecting and purchasing ore deposit scope of the enterprise, and the raising of output, vibrating sieve is also towards the development of maximizing, thereby make main shaft also constantly increase lengthening, and in mining industry, when repairing facility, the equipment of lifting is relatively poor, make and to repair facility very inconveniently, lift main shaft and be not easy more, and it is just more difficult to want to dismantle down the main shaft that has bearing.
The vibrating screen bearing outer ring fixed structure (patent publication No.: CN99250758.8) of prior art, its structure (as Fig. 1) is provided with rolling bearing for eccentric shaft, housing washer matches with inner flange, inner flange is provided with outward flange outward, inner flange is close to mutually with the flange of outward flange, be connected by several annular equally distributed fixing bolts, the bearing hole inboard is provided with oil baffle disc, and the outside is provided with seal ring, end cap.
Summary of the invention
The utility model mainly is the technical problem that solves existing in prior technology dismounting difficulty height, repairs inconvenience etc., provide a kind of dismounting easy, repair bearing outer ring expansion sleeve type fixed structure easily.
The utility model also solves the technical problem of existing in prior technology repair cost height, repairing time length etc. simultaneously, and the bearing outer ring expansion sleeve type that a kind of repair cost is cheap, the repairing time is few fixed structure is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of vibrating screen bearing outer ring expansion sleeve type fixed structure, eccentric shaft is provided with rolling bearing, housing washer matches with flange, and is provided with the expansion set of a band tapering and the expansion set seat that matches of expansion set therewith between described housing washer and flange.
As preferably, described expansion set is embedded in the expansion set seat, is connected by the expansion set screw, and expansion set screw annular spread is on expansion set.The number of the expansion set screw that adopts is 4-8, leaves the space between expansion set and the expansion set seat, and this is in order to make expansion set degree of tightness adjusting within the specific limits.
As preferably, the tapering of described expansion set is 1: 10-1: 40, and rolling bearing is a selfaligning roller bearing, the expansion set outside is provided with check ring.The tapering of selected expansion set is general to be adopted 1: 20, and the check ring effect is to play the fixedly position of expansion set and expansion set seat.
As preferably, the described flange outside is provided with end cap, be provided with exterior seal ring between end cap and the eccentric shaft, wear-resisting circle and O type back-up ring A are placed on the exterior seal ring, O type back-up ring A is located at the outside of wear-resisting circle, and the outside framework oil seal circle is arranged on the wear-resisting circle, is embedded in the cell body that the exterior seal ring inboard has, back-up ring is arranged between exterior seal ring and the rolling bearing, and it contacts with rolling bearing inner ring.Exterior seal ring adopts the labyrinth sealing circle, have and the exterior seal ring labyrinth body maze trough of embedding mutually at the end cap end face, the dust and the impurity that can well prevent the outside enter in the body, the effect of outside framework oil seal circle mainly is to prevent that outside dust, impurity from entering in the body and the lubricant oil of bearing outwards rushes down leakage, back-up ring is close to the inner ring of rolling bearing, leaves very little gap with the shaft shoulder.
As preferably, the flange on the described end cap and the flange of flange fix by the plurality of fixed bolt, and the jointing place of end cover body and flange is provided with a convex body, and convex body matches with the flange body that is provided with groove, and convex body and flange jointing place are provided with an O type back-up ring B.
As preferably, the axle in the described exterior seal ring outside is provided with lock nut, and the lock nut inboard leans against on the exterior seal ring, and its outside is the smaller shaft part of a diameter.Lock nut is close to mutually with exterior seal ring, does not contact with the shaft shoulder, and its effect is that exterior seal ring position and axle are fixed, and prevents exterior seal ring changing position not when high speed rotating.
As preferably, the shaft part of the outermost end of described eccentric shaft is provided with eccentric wheel, is provided with the eccentric wheel expansion set of a band tapering between eccentric wheel and the eccentric shaft, and the eccentric wheel expansion set is provided with flange, by Cock screw flange is connected with eccentric wheel.
Therefore, the utlity model has rational in infrastructurely, design ingenious, characteristics such as dismounting is repaired conveniently easily, and the repairing time is few, especially for the selecting and purchasing miner already provides a kind of dismounting simple, it is convenient to repair, and repairs the few vibrating screen bearing outer ring expansion sleeve type fixed structure of spended time.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of original technology;
Accompanying drawing 2 is a kind of structural representations of the present utility model;
Accompanying drawing 3 is partial enlarged drawings of the present utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the utility model is used for selecting and purchasing ore deposit enterprise, raising along with output, vibrating sieve also develops towards the direction that maximizes, again because the device-restrictive of enterprise, caused repairing inconvenience and repairing to waste time and energy, in order to overcome these problems, bearing outer ring has designed the expansion set structure, as long as the expansion set screw is come loose, just can disassemble main shaft and bearing from screen frame (unit) together in the time of repairing, it is local easily to move lifting to, the dismounting bearing so just brings great convenience to repairing, has saved the repairing time greatly, therefore reduced the loss that stops production because of repairing, therefore welcome by the enterprise customer.
The utility model assembly process is at first rolling bearing 2 to be installed on the eccentric shaft 1, load onto expansion set 3 and expansion set seat 4 on the housing washer, mounted eccentric shaft is packed in the pillar, again flange 6 is loaded onto in the outside of expansion set seat, then back-up ring 17 is installed on the axle, be close to rolling bearing, after finishing, just end cap 7 is connected with fixing bolt 9 with flange again, install before the end cap again, earlier outside framework oil seal circle 18 is set up, can put exterior seal ring 13 with that and set up lock nut 16, eccentric wheel 20 installation steps on the axle head are to install eccentric wheel expansion set 19 earlier, with Cock screw eccentric wheel expansion set and eccentric wheel are fixed again, set up shaft end ring in axial end again, make shaft end ring and axle head fix by Cock screw.
Claims (10)
1. vibrating screen bearing outer ring expansion sleeve type fixed structure, eccentric shaft (1) is provided with rolling bearing (2), matching with flange (6) in rolling bearing (2) outer ring, it is characterized in that being provided with between described rolling bearing (2) outer ring and flange (6) expansion set (3) of a band tapering and the expansion set seat (4) that matches of expansion set (3) therewith.
2. vibrating screen bearing according to claim 1 outer ring expansion sleeve type fixed structure, it is characterized in that described expansion set (3) be embedded in expansion set seat (4) in, be connected by several expansion set screws (5), expansion set screw (5) annular spread is on expansion set (3).
3. vibrating screen bearing according to claim 1 and 2 outer ring expansion sleeve type fixed structure, the tapering that it is characterized in that described expansion set (3) is 1: 10-1: 40, rolling bearing (2) is a selfaligning roller bearing, expansion set (3) outside is provided with check ring (22).
4. vibrating screen bearing according to claim 1 and 2 outer ring expansion sleeve type fixed structure, it is characterized in that described flange (6) outside is provided with end cap (7), be provided with exterior seal ring (13) between end cap (7) and the eccentric shaft (1), wear-resisting circle (14) is placed on the exterior seal ring (13) with O type back-up ring A (15), O type back-up ring A (15) is located at the outside of wear-resisting circle (14), outside framework oil seal circle (18) is arranged on the wear-resisting circle (14), be embedded in the cell body that exterior seal ring (13) inboard has, back-up ring (17) is arranged between exterior seal ring (13) and the rolling bearing (2), and it contacts with rolling bearing (2) inner ring.
5. vibrating screen bearing according to claim 3 outer ring expansion sleeve type fixed structure, it is characterized in that described flange (6) outside is provided with end cap (7), be provided with exterior seal ring (13) between end cap (7) and the eccentric shaft (1), wear-resisting circle (14) is placed on the exterior seal ring (13) with O type back-up ring A (15), O type back-up ring A (15) is located at the outside of wear-resisting circle (14), outside framework oil seal circle (18) is arranged on the wear-resisting circle (14), be embedded in the cell body that exterior seal ring (13) inboard has, back-up ring (17) is arranged between exterior seal ring (13) and the rolling bearing (2), and it contacts with rolling bearing (2) inner ring.
6. vibrating screen bearing according to claim 1 and 2 outer ring expansion sleeve type fixed structure, it is characterized in that the flange on the described end cap (7) and the flange of flange (6) fix by plurality of fixed bolt (9), end cover body (10) is provided with a convex body (8) with the jointing place of flange, convex body (8) matches with the flange body that is provided with groove (11), and convex body (8) is provided with an O type back-up ring B (12) with the flange jointing place.
7. vibrating screen bearing according to claim 3 outer ring expansion sleeve type fixed structure, it is characterized in that the flange on the described end cap (7) and the flange of flange (6) fix by plurality of fixed bolt (9), end cover body (10) is provided with a convex body (8) with the jointing place of flange, convex body (8) matches with the flange body that is provided with groove (11), and convex body (8) is provided with an O type back-up ring B (12) with the flange jointing place.
8. vibrating screen bearing according to claim 1 and 2 outer ring expansion sleeve type fixed structure, the axle that it is characterized in that described exterior seal ring (13) outside is provided with lock nut (16), lock nut (16) inboard leans against on the exterior seal ring (13), and its outside is the smaller shaft part of a diameter.
9. vibrating screen bearing according to claim 1 and 2 outer ring expansion sleeve type fixed structure, the shaft part that it is characterized in that the outermost end of described eccentric shaft (1) is provided with eccentric wheel (20), be provided with the eccentric wheel expansion set (19) of a band tapering between eccentric wheel (20) and the eccentric shaft (1), eccentric wheel expansion set (19) is provided with flange, by Cock screw (20) flange is connected with eccentric wheel (21).
10. vibrating screen bearing according to claim 3 outer ring expansion sleeve type fixed structure, the shaft part that it is characterized in that the outermost end of described eccentric shaft (1) is provided with eccentric wheel (20), be provided with an eccentric wheel expansion set (19) that tapering arranged between eccentric wheel (20) and the eccentric shaft (1), eccentric wheel expansion set (19) is provided with flange, by Cock screw (20) flange is connected with eccentric wheel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620103556 CN2898424Y (en) | 2006-05-12 | 2006-05-12 | External expanded fixing structure of bearing for vibrating sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620103556 CN2898424Y (en) | 2006-05-12 | 2006-05-12 | External expanded fixing structure of bearing for vibrating sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2898424Y true CN2898424Y (en) | 2007-05-09 |
Family
ID=38073758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620103556 Expired - Lifetime CN2898424Y (en) | 2006-05-12 | 2006-05-12 | External expanded fixing structure of bearing for vibrating sieve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2898424Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
| CN108145330A (en) * | 2017-12-31 | 2018-06-12 | 常州戴芮珂机电科技有限公司 | A kind of connection structure of pipe fitting and terminal pad |
| JP2019181571A (en) * | 2017-03-02 | 2019-10-24 | 日本精工株式会社 | Swing forging device, swing forging method, method for manufacturing hub unit bearing using swing forging method, and vehicle manufacturing method |
| WO2024045209A1 (en) * | 2022-09-02 | 2024-03-07 | 重庆拓思动力科技有限公司 | Split connecting structure for output shaft of universal power unit |
-
2006
- 2006-05-12 CN CN 200620103556 patent/CN2898424Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
| JP2019181571A (en) * | 2017-03-02 | 2019-10-24 | 日本精工株式会社 | Swing forging device, swing forging method, method for manufacturing hub unit bearing using swing forging method, and vehicle manufacturing method |
| JP2021013960A (en) * | 2017-03-02 | 2021-02-12 | 日本精工株式会社 | Bearing holder |
| JP7243703B2 (en) | 2017-03-02 | 2023-03-22 | 日本精工株式会社 | bearing holder |
| US11904383B2 (en) | 2017-03-02 | 2024-02-20 | Nsk Ltd. | Orbital forging device, method for orbital forging, method for manufacturing hub unit bearing using method for orbital forging, and method for manufacturing vehicle |
| CN108145330A (en) * | 2017-12-31 | 2018-06-12 | 常州戴芮珂机电科技有限公司 | A kind of connection structure of pipe fitting and terminal pad |
| WO2024045209A1 (en) * | 2022-09-02 | 2024-03-07 | 重庆拓思动力科技有限公司 | Split connecting structure for output shaft of universal power unit |
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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 |
Granted publication date: 20070509 |
|
| EXPY | Termination of patent right or utility model |