CN203806975U - Wheel assembly structure with eccentric bushings - Google Patents
Wheel assembly structure with eccentric bushings Download PDFInfo
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- CN203806975U CN203806975U CN201420186815.9U CN201420186815U CN203806975U CN 203806975 U CN203806975 U CN 203806975U CN 201420186815 U CN201420186815 U CN 201420186815U CN 203806975 U CN203806975 U CN 203806975U
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- eccentric bushing
- bearing
- wheel
- card
- group structure
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Abstract
The utility model provides a wheel assembly structure with eccentric bushings and relates to the technical field of the hoisting machinery. The wheel assembly structure with the eccentric bushings comprises wheel shafts (1), bearing sealing covers (2), bearing boxes (3), self-aligning bearings (5), a wheel (6) and a fixing screw (7), wherein the wheel is arranged in the middle part of the wheel shaft; the bearing boxes are arranged on the wheel shafts at the two sides of the wheel; the self-aligning bearings are arranged in the bearing boxes, respectively; the bearing sealing covers are arranged at the outer sides of the self-aligning bearings, respectively; the eccentric bushings (4) are arranged between the bearing boxes and the self-aligning bearings; an adjusting clips (8) are arranged on the end faces of the eccentric bushings (4). The wheel assembly structure is simple to operate and convenient to use; the bearing boxes can be rotated without being detached when the wheel is adjusted, and in the adjustment process is quick, and time-saving and labor-saving; the problem that the wheel in the wheel assembly can be adjusted based on the eccentric principle even by use of a non-circular bearing box can be effectively solved.
Description
[technical field]
The utility model relates to elevator machinery technical field, is specifically related to a kind of car wheel group structure with eccentric bushing.
[background technology]
Known, crane in bridge type is important tool and the equipment of realizing production process mechanization, automation in modern industry production and lifting transport, but in weight-lifting equipment manufacturing process, often occur that wheel lateral deviation exceeds standard, or in use there is the wheel phenomenon of " gnawing rail ", above-mentioned condition is perplexing the hoisting crane user of all trades and professions for a long time; When the phenomenon of " gnawing rail " at wheel is lighter, in the service life of easily reducing wheel, make track wearing and tearing aggravation; When phenomenon that wheel " is gnawed rail " is heavier, will cause hoisting crane derailing, thereby house beam structure is caused to serious harm, cause huge economic loss to user.
Wheel " gnawing rail " caused by several factors, as inadequate in the processing bore hole precision of end carriage, crane span structure integral installation is furnished with problem, delivery hoisting process occurs colliding with etc., as long as one of them link goes wrong, once equipment is reached the spot, after particularly equipment is in place, because equipment is in aloft work environment, personnel keep in repair difficulty especially, not only delay the normal production of equipment, and cause very large economy and credibility loss to Sheng Chang enterprise, bearing housing is processed into the shape of eccentric body in Ye You producer, but in the time adjusting wheel, screw all need to be dismantled and could be rotated whole bearing housing according to needed offset, not only waste time and energy, and this bearing housing must be circular together with flange face, cannot carry out eccentric adjustment amount by rotation for non-circular bearing housing.
[summary of the invention]
For overcoming the deficiency existing in background technology, the utility model provides a kind of car wheel group structure with eccentric bushing.
For realizing goal of the invention described above, the utility model adopts technical scheme as described below:
A kind of car wheel group structure with eccentric bushing, comprise axletree, bearing seal cover, bearing housing, tilting bearing, wheel, fix screw, middle part at axletree is provided with wheel, on the axletree of wheel both sides, be respectively equipped with bearing housing, described tilting bearing is separately positioned in bearing housing, outside at two tilting bearings is respectively equipped with bearing seal cover, between bearing housing and tilting bearing, is provided with eccentric bushing, is provided with and adjusts card on the end face of eccentric bushing.
The described car wheel group structure with eccentric bushing, described eccentric bushing comprises step and necking segment, on the medial surface of step, be provided with necking segment, be provided with the annular oil groove caving inward at the middle part of necking segment outer edge surface, a side at annular oil groove is provided with spring card slot, is provided with the draw-in groove that the deck of adjusting card is installed on the lateral surface of step.
The described car wheel group structure with eccentric bushing is provided with at least two oilholes on the circumference of oil groove.
The described car wheel group structure with eccentric bushing, be provided with index aperture, and index aperture is arranged on the thickest position of eccentric bushing on the lateral surface of eccentric bushing.
The described car wheel group structure with eccentric bushing, is provided with at eccentric bushing inner face and near outside the groove matching with bearing seal cover.
The described car wheel group structure with eccentric bushing, described adjustment card comprises card and deck, be provided with the deck of at least one extension in the bottom of card, be provided with circular arc slotted hole at the middle part of card, pass by circular arc slotted hole adjustment card is connected with bearing housing by fix screw, described deck is arranged in the draw-in groove on eccentric bushing lateral surface, is fixedly connected with by screw.
The described car wheel group structure with eccentric bushing, it is square, circular or fan-shaped that described adjustment card can be set to.
Adopt technical scheme as above, the utlity model has preceence as described below:
Car wheel group structure with eccentric bushing described in the utility model, by eccentric bushing being set between bearing housing and tilting bearing and being used for the adjustment card of eccentric sleeves, utilize the eccentric center principle of eccentric bushing, by rotating eccentricity cover, thereby change the center of wheel, by wheel occurred level or vertical divergence, thereby change the object of wheel running orbit, the utility model is simple to operate, easy to use, in the time adjusting wheel, need not dismantle again bearing housing and get final product swivel bearing casing, and in adjustment process not only fast but also time saving and energy saving, efficiently solving non-circular bearing casing in wheel group also can be by utilizing eccentric center principle to realize the problem of adjusting wheel.
[brief description of the drawings]
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model structure side view;
Fig. 3 is perspective view of the present utility model;
Fig. 4 is eccentric bushing structure schematic diagram of the present utility model;
Fig. 5 is eccentric bushing lateral plan of the present utility model;
Fig. 6 is the structural representation of the utility model embodiment 1;
In the drawings: 1, axletree; 2, bearing seal cover; 3, bearing housing; 4, eccentric bushing; 5, tilting bearing; 6, wheel; 7, fix screw; 8, adjust card; 9, deck; 10, step; 11, necking segment; 12, draw-in groove; 13, screw hole; 14, oil groove; 15, spring card slot; 16, index aperture; 17, oilhole; 18, circular arc slotted hole; 19, screw; 20, card; 21, groove.
[detailed description of the invention]
Can explain in more detail the utility model by the following examples, the utility model is not limited to the following examples;
The car wheel group structure with eccentric bushing described in 1 by reference to the accompanying drawings, comprise axletree 1, bearing seal cover 2, bearing housing 3, tilting bearing 5, wheel 6, fix screw 7, be provided with wheel 6 at the middle part of axletree 1, on the axletree 1 of wheel both sides, be respectively equipped with bearing housing 3, described tilting bearing 5 is separately positioned in bearing housing 3, be respectively equipped with bearing seal cover 2 in the outside of two tilting bearings 5, between bearing housing 3 and tilting bearing 5, be provided with eccentric bushing 4, on the end face of eccentric bushing 4, be provided with and adjust card 8.
The described car wheel group structure with eccentric bushing, described eccentric bushing 4 comprises step 10 and necking segment 11, on the medial surface of step 10, be provided with necking segment 11, be provided with the annular oil groove 14 caving inward at the middle part of necking segment 11 outer edge surfaces, a side at annular oil groove 14 is provided with spring card slot 15, is provided with the draw-in groove 12 that the deck 9 of adjusting card 8 is installed on the lateral surface of step 10.
The described car wheel group structure with eccentric bushing is provided with at least two oilholes 17 on the circumference of oil groove 14.
The described car wheel group structure with eccentric bushing, be provided with index aperture 16, and index aperture 16 is arranged on the thickest position of eccentric bushing 4 on the lateral surface of eccentric bushing 4.
The described car wheel group structure with eccentric bushing, is provided with at eccentric bushing 4 inner faces and near outside the groove 21 matching with bearing seal cover 2.
The described car wheel group structure with eccentric bushing, described adjustment card 8 comprises card 20 and deck 9, be respectively equipped with the deck 9 of extension in the both sides, bottom of card 20, be provided with circular arc slotted hole 18 at the middle part of card 20, be connected with bearing housing 3 through adjustment being blocked to 8 by circular arc slotted hole 18 by fix screw 7, described deck 9 is separately positioned in the draw-in groove 12 on eccentric bushing 4 lateral surfaces, is fixedly connected with by screw 19.
The described car wheel group structure with eccentric bushing, it is square, circular or fan-shaped that described adjustment card 8 can be set to.
Implement the car wheel group structure with eccentric bushing described in the utility model, when mounted, between two bearing housings 3 and tilting bearing 5, setting-up eccentricity overlaps 4 respectively, bearing seal cover 2 is installed respectively in outside at tilting bearing 5, the outer rim of described bearing seal cover 2 is arranged in the groove 21 on eccentric bushing 4 medial surfaces, effectively prevent the end float misalignment of tilting bearing 5, on the outer edge surface of eccentric bushing 4, be provided with step 10 and the Spring Card of restriction bearing seal cover 2 and tilting bearing 5 end float misalignments, described Spring Card is arranged in spring card slot 15, outer rim middle part at eccentric bushing 4 is provided with annular oil groove 14, on the ring surface of annular oil groove 14, be provided with at least two oilholes 17 to bearing oiling, on the lateral surface of eccentric bushing, be provided with and adjust card 8, described adjustment blocks the card 20 on 8 tops by being connected with bearing housing 3 at the interior installation fix screw 7 of circular arc slotted hole 18, the deck 9 of card 20 both sides, bottom is fixed in the draw-in groove 12 of eccentric bushing 4 lateral surfaces by screw 19 respectively, complete installation, in use, need to adjust wheel time, only need to remove and adjust the fix screw 7 on card 8 top cards 20 and adjust on card 8 rotational trajectories, it is the fix screw 7 in bearing housing 3 outsides, angle M degree taking adjacent screw is adjusted and is blocked as reference rotation, after being rotated in place, install corresponding fix screw 7, the utility model utilizes the eccentric center principle of eccentric bushing, by rotating eccentricity cover, thereby change the center of wheel, by wheel occurred level or vertical divergence, thereby change the object of wheel running orbit, the utility model is simple to operate, easy to use, adjust need not dismantle again bearing housing when wheel can swivel bearing casing, and in adjustment process not only fast but also time saving and energy saving.
Embodiment 1
Taking wheel as φ 200mm is as example, the adjustment card 8 of wheel 6 one sides to the left or 1 M ° of right side rotation, 1 M ° is 36 °, the lateral deviation amount N of wheel 6 is 0.708mm, at 2 M ° of equidirectional rotation, the lateral deviation amount N of wheel 6 is 1.149mm, the while adjustment card 8 of swivel wheel opposite side again, if the adjustment card of wheel 6 both sides rotates in the opposite direction, just can obtain the wheel deflection N of twice, if the adjustment card of wheel 6 both sides rotates in the same direction, just can obtain the variation of wheel 6 height; A is the offset of eccentric bushing 4.
The utility model does not describe part in detail for prior art.
The embodiment selecting in this article for open goal of the invention of the present utility model, currently thinks suitablely, still, will be appreciated that, the utility model is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and invention scope.
Claims (7)
1. the car wheel group structure with eccentric bushing, comprise axletree (1), bearing seal cover (2), bearing housing (3), tilting bearing (5), wheel (6), fix screw (7), be provided with wheel (6) at the middle part of axletree (1), on the axletree (1) of wheel both sides, be respectively equipped with bearing housing (3), described tilting bearing (5) is separately positioned in bearing housing (3), be respectively equipped with bearing seal cover (2) in the outside of two tilting bearings (5), it is characterized in that: between bearing housing (3) and tilting bearing (5), be provided with eccentric bushing (4), on the end face of eccentric bushing (4), be provided with and adjust card (8).
2. the car wheel group structure with eccentric bushing according to claim 1, it is characterized in that: described eccentric bushing (4) comprises step (10) and necking segment (11), on the medial surface of step (10), be provided with necking segment (11), be provided with the annular oil groove (14) caving inward at the middle part of necking segment (11) outer edge surface, be provided with spring card slot (15) in a side of annular oil groove (14), on the lateral surface of step (10), be provided with the draw-in groove (12) that the deck (9) of adjusting card (8) is installed.
3. the car wheel group structure with eccentric bushing according to claim 2, is characterized in that: on the circumference of oil groove (14), be provided with at least two oilholes (17).
4. the car wheel group structure with eccentric bushing according to claim 1, is characterized in that: on the lateral surface of eccentric bushing (4), be provided with index aperture (16), and index aperture (16) is arranged on the thickest position of eccentric bushing (4).
5. the car wheel group structure with eccentric bushing according to claim 1, is characterized in that: be provided with at eccentric bushing (4) inner face and near outside the groove (21) matching with bearing seal cover (2).
6. the car wheel group structure with eccentric bushing according to claim 1, it is characterized in that: described adjustment card (8) comprises card (20) and deck (9), be provided with the deck (9) of at least one extension in the bottom of card (20), be provided with circular arc slotted hole (18) at the middle part of card (20), be connected with bearing housing (3) through adjusting card (8) by circular arc slotted hole (18) by fix screw (7), described deck (9) is arranged in the draw-in groove (12) on eccentric bushing (4) lateral surface, is fixedly connected with by screw (19).
7. the car wheel group structure with eccentric bushing according to claim 1, is characterized in that: described adjustment card (8) can be set to square, circular or fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420186815.9U CN203806975U (en) | 2014-04-17 | 2014-04-17 | Wheel assembly structure with eccentric bushings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420186815.9U CN203806975U (en) | 2014-04-17 | 2014-04-17 | Wheel assembly structure with eccentric bushings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203806975U true CN203806975U (en) | 2014-09-03 |
Family
ID=51445761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420186815.9U Expired - Fee Related CN203806975U (en) | 2014-04-17 | 2014-04-17 | Wheel assembly structure with eccentric bushings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203806975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103964304A (en) * | 2014-04-17 | 2014-08-06 | 洛阳汉鼎起重机械有限公司 | Wheel set structure with eccentric sleeve |
| CN113415310A (en) * | 2021-07-09 | 2021-09-21 | 攀钢集团西昌钢钒有限公司 | Wheel adjusting method and system |
-
2014
- 2014-04-17 CN CN201420186815.9U patent/CN203806975U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103964304A (en) * | 2014-04-17 | 2014-08-06 | 洛阳汉鼎起重机械有限公司 | Wheel set structure with eccentric sleeve |
| CN113415310A (en) * | 2021-07-09 | 2021-09-21 | 攀钢集团西昌钢钒有限公司 | Wheel adjusting method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140903 Termination date: 20200417 |