CN203438769U - Hub bearing assembly - Google Patents
Hub bearing assembly Download PDFInfo
- Publication number
- CN203438769U CN203438769U CN201320525985.0U CN201320525985U CN203438769U CN 203438769 U CN203438769 U CN 203438769U CN 201320525985 U CN201320525985 U CN 201320525985U CN 203438769 U CN203438769 U CN 203438769U
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- China
- Prior art keywords
- hub
- bearing assembly
- wheel hub
- bearing unit
- interior ring
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- Expired - Lifetime
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Abstract
The utility model relates to a hub bearing assembly, in particular to a hub bearing assembly for simplifying the assembling process through a bearing unit. The hub bearing assembly comprises a steering knuckle. The steering knuckle is sleeved with the bearing unit. The bearing unit is sleeved with a hub. The bearing unit is fixedly connected with the steering knuckle through a locking nut. By the adoption of the design of the bearing unit, the defect that a traditional hub bearing assembly can not fix inner rings and outer rings of an inner bearing and an outer bearing at the same time is overcome. The inner rings and the outer rings are fastened respectively through the locking nut and a fixing bolt, the adjusting process and the installing process of the bearing unit are more visual, easier and more convenient, and the defect that the locking nut is inconvenient to disassemble when the offset distance of the traditional hub bearing assembly is excessively large is overcome.
Description
Technical field
The utility model relates to a kind of hub bearing assembly, relates in particular to a kind of hub bearing assembly of fitting process of simplifying with realization by bearing unit.
Background technology
Along with the development of intercity short distance of modern times and city logistics, as reliability, the attendance rate of the light truck of important transportation instrument, receive much concern.Because front steering axle is the important component part of car load driving system, the normal operation of propons hub bearing assembly is directly connected to the reliability of car load, the attendance rate.
The technology path source of Chinese Light-duty truck, main take the Japan Isuzu Motors technology introduced as main, development through decades, Isuzu Motors light card of the 6th generation is also born, but the structure of propons hub bearing assembly remains unchanged substantially, shown in Figure 1, it is mainly comprised of wheel hub outer bearing 1, hub inner bearing 2, wheel hub 3, brake wheel 4, jam nut 5, wheel hub 3 is fastening by boss bolt 6 with brake wheel 4, in wheel hub, the outer ring of outer bearing is pressed into wheel hub, inner ring is enclosed within on steering swivel 7, finally by jam nut 5, locks, and end cap 8 is for dustproof.Wherein the pretension of inside and outside bearing is to apply certain screw-down torque by jam nut 5, in guaranteeing, outer bearing is in place, then carry out rollback 1/6～1/3 circle, guarantee that wheel hub rotates freely, in this case, the pretension of bearing is subject to the impact of assembly crewman, bearing quality, process water equality various factors, and needs assembler to have certain experience, need to lean on people's experience to be guaranteed.
In addition, according to the maintenance standard of vehicle bridge, whether fastening, the hub bearing that the 8000km that often travels～10000km checks back-plate looseness, and drg need regularly be changed in addition, and these work inevitably relate to the dismounting of propons hub bearing and installation.Due to the operation lack of standardization of after market, easily cause foreign matter in unloading process enter or pollute, the control for bearing pre-fastening differs greatly in addition, causes the improper damage of bearing.
Therefore,, for above deficiency, the utility model is badly in need of providing a kind of new hub bearing assembly.
Utility model content
The purpose of this utility model is to provide a kind of hub bearing assembly, and this hub bearing assembly is simplified the object of fitting process with realization by bearing unit.
The purpose of this utility model is achieved through the following technical solutions: a kind of hub bearing assembly, comprise steering swivel, and on this steering swivel, be arranged with bearing unit, on this bearing unit, be arranged with wheel hub; Described bearing unit is fixed by jam nut and described steering swivel.
Further, described bearing unit comprises outer shroud and interior ring; Described interior ring is fixed by jam nut and described steering swivel; Between described interior ring and described steering swivel, be little free-running fit.
Further, described outer shroud and described wheel hub are interference fit.
Further, described wheel hub comprises the wheel hub sleeve being sheathed on described outer shroud and takes turns the wheel hub cover of the corresponding installation of hub sleeve with this; Described wheel in hub sleeve is provided with draw-in groove, and described outer shroud is installed in described draw-in groove; Described wheel hub cover is corresponding fixing with the described hub sleeve of taking turns by bolt of rear end plate.
Further, described steering swivel comprises threaded portion, axial region and turning part; Described jam nut is arranged on described threaded portion, and described interior ring is arranged on described axial region; Described interior ring is limited on described axial region by described jam nut and described turning part.
Further, described axial region is provided with oil seal washer, and this oil seal washer is arranged between described turning part and described interior ring.
Further, described wheel hub puts and is provided with stage portion, and tachogen gear ring is installed in this stage portion.
Further, also comprise and be arranged on described brake wheel of taking turns outside hub sleeve; This brake wheel is arranged on described wheel hub cover.
The utility model compared with prior art has advantages of following:
1, the utility model adopts the design of bearing unit, has realized the drawback that traditional hub bearing assembly cannot be fixed the inner and outer rings of inside and outside two bearings simultaneously; The utility model is by realizing respectively fastening to described interior ring and described outer shroud to jam nut and bolt of rear end plate; Make the process of bearing unit adjustment and installation more directly perceived, easy; And solve traditional hub bearing assembly and when offset distance is excessive, dismantle the drawback of jam nut inconvenience.
2, the utility model is integrated into one by inside and outside two bearings in the hub bearing assembly of prior art; Not only make the integral structure of assembly be simplified, greatly simplified assembling and dismounting operation; And the design by a bearing unit can effectively keep away in prior art and exempts to enter because bearing removal, maintenance and replacing make foreign matter the internal contamination causing between inside and outside two bearings.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the structural representation (cutaway view) of hub bearing assembly described in prior art;
Fig. 2 is structural representation of the present utility model (cutaway view).
The specific embodiment
Shown in Figure 2, a kind of hub bearing assembly of the present utility model, comprises steering swivel 101, is arranged with bearing unit 102 on this steering swivel, is arranged with wheel hub 103 on this bearing unit; Described bearing unit is fixed by jam nut 104 and described steering swivel.The design that the utility model adopts bearing unit, has realized the drawback that traditional hub bearing assembly cannot be fixed the inner and outer rings of inside and outside two bearings simultaneously; The utility model is by realizing respectively fastening to described interior ring and described outer shroud to jam nut and bolt of rear end plate; Make the process of bearing unit adjustment and installation more directly perceived, easy; And solve traditional hub bearing assembly and when offset distance is excessive, dismantle the drawback of jam nut inconvenience.
Meanwhile, the utility model is integrated into one by inside and outside two bearings in the hub bearing assembly of prior art; Not only make the integral structure of assembly be simplified, greatly simplified assembling and dismounting operation; And the design by a bearing unit can effectively keep away in prior art and exempts to enter because bearing removal, maintenance and replacing make foreign matter the internal contamination causing between inside and outside two bearings.
When hub bearing assembly described in assembling the present embodiment, the pretension of bearing unit guarantees not need rollback by jam nut, needs rollback inspection to guarantee the step of the whole assembling of two bearings effect after having saved the pretension that existing hub bearing assembly determines due to inside and outside two bearing arrangements when mounted; Greatly reduce the impact of human element; For follow-up after market, this structure can guarantee bearing unit throughout one's life non-maintaining, without dismounting bearing unit safeguard brake system, due to without dismounting bearing unit, the predetermincd tension of bearing unit can guarantee by definite value tightening machine, reduces the damage that external factor is brought bearing unit.
Bearing unit described in the present embodiment comprises outer shroud 105 and interior ring 106; Described interior ring is fixed by jam nut and described steering swivel; Between described interior ring and described steering swivel, be little free-running fit.The setting that adopts little free-running fit is in order to adopt when screwing nut and adjusting relative position between described interior ring and described steering swivel and both tautnesses, to be convenient to described interior ring and to move along described steering swivel.
Outer shroud described in the present embodiment and described wheel hub are interference fit.Make both can be separated when rotating.
Wheel hub described in the present embodiment comprises the wheel hub sleeve 107 being sheathed on described outer shroud and takes turns the wheel hub cover 108 of the hub sleeve corresponding installation in outside with this; Described wheel in hub sleeve is provided with draw-in groove 109, and described outer shroud is installed in described draw-in groove; Described draw-in groove comprises the lower bulge that is positioned at its both sides, wherein, the described lower bulge of a side be formed at described described wheel hub cover of taking turns hub sleeve fixation side on, the described lower bulge of opposite side is formed at described wheel hub and puts.The inner side of wheel hub cover described in the present embodiment is by bolt of rear end plate 110 and described corresponding the fixing in outside of taking turns hub sleeve; By tuning bolt of rear end plate, realize fastening to described outer shroud, described outer shroud is locked in described draw-in groove; Described draw-in groove puts for described outer shroud being limited to described wheel hub when rotating, and makes the described hub sleeve of taking turns can when rotating, not depart from outer shroud; With stability and the safety of guaranteeing to rotate.
Steering swivel described in the present embodiment comprises threaded portion 111, axial region 112 and turning part 113; Described jam nut is arranged on described threaded portion, and described interior ring is arranged on described axial region; Described interior ring is limited on described axial region by described jam nut and described turning part.Axial region described in the present embodiment and described threaded portion are concentric setting; On the end face being connected with described threaded portion at described axial region, be provided with limit dais; This limit dais is for limiting the stroke that described jam nut is tightened for described interior ring; In order to avoid screw the situation of transition, occur.
Axial region described in the present embodiment is provided with oil seal washer 114, and this oil seal washer is arranged between described turning part and described interior ring.Wheel hub described in the present embodiment puts and is provided with stage portion, and tachogen gear ring 115 is installed in this stage portion.Described in the present embodiment, take turns between hub sleeve and described turning part and be provided with and be convenient to take turns the running clearance 116 that hub sleeve rotates.
Hub bearing assembly described in the present embodiment also comprises and is arranged on described brake wheel 117 of taking turns outside hub sleeve; This brake wheel is arranged on described wheel hub cover by boss bolt 118.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; under the prerequisite that does not depart from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all will fall within the scope of claimed the utility model.
Claims (8)
1. a hub bearing assembly, is characterized in that: comprise steering swivel, on this steering swivel, be arranged with bearing unit, on this bearing unit, be arranged with wheel hub; Described bearing unit is fixed by jam nut and described steering swivel.
2. hub bearing assembly according to claim 1, is characterized in that: described bearing unit comprises outer shroud and interior ring; Described interior ring is fixed by jam nut and described steering swivel; Between described interior ring and described steering swivel, be little free-running fit.
3. hub bearing assembly according to claim 2, is characterized in that: described outer shroud and described wheel hub are interference fit.
4. hub bearing assembly according to claim 3, is characterized in that: described wheel hub comprises the wheel hub sleeve being sheathed on described outer shroud and takes turns the wheel hub cover of the corresponding installation of hub sleeve with this; Described wheel hub is arranged with draw-in groove, and described outer shroud is installed in described draw-in groove; Described wheel hub cover is corresponding fixing with the described hub sleeve of taking turns by bolt of rear end plate.
5. hub bearing assembly according to claim 4, is characterized in that: described steering swivel comprises threaded portion, axial region and turning part; Described jam nut is arranged on described threaded portion, and described interior ring is arranged on described axial region; Described interior ring is limited on described axial region by described jam nut and described turning part.
6. hub bearing assembly according to claim 5, is characterized in that: described axial region is provided with oil seal washer, and this oil seal washer is arranged between described turning part and described interior ring.
7. hub bearing assembly according to claim 6, is characterized in that: described wheel hub puts and is provided with stage portion, and tachogen gear ring is installed in this stage portion.
8. hub bearing assembly according to claim 7, is characterized in that: also comprise and be arranged on described brake wheel of taking turns outside hub sleeve; This brake wheel is arranged on described wheel hub cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525985.0U CN203438769U (en) | 2013-08-27 | 2013-08-27 | Hub bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525985.0U CN203438769U (en) | 2013-08-27 | 2013-08-27 | Hub bearing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438769U true CN203438769U (en) | 2014-02-19 |
Family
ID=50089842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320525985.0U Expired - Lifetime CN203438769U (en) | 2013-08-27 | 2013-08-27 | Hub bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585278A (en) * | 2016-12-09 | 2017-04-26 | 怀宁县凉亭建材有限责任公司 | Wheel hub bearing assembly |
| CN108791483A (en) * | 2017-05-03 | 2018-11-13 | 阿文美驰技术有限责任公司 | Wheel connector assembly with deflector |
-
2013
- 2013-08-27 CN CN201320525985.0U patent/CN203438769U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585278A (en) * | 2016-12-09 | 2017-04-26 | 怀宁县凉亭建材有限责任公司 | Wheel hub bearing assembly |
| CN108791483A (en) * | 2017-05-03 | 2018-11-13 | 阿文美驰技术有限责任公司 | Wheel connector assembly with deflector |
| CN108791483B (en) * | 2017-05-03 | 2020-11-27 | 阿文美驰技术有限责任公司 | Wheel end assembly with deflector |
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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: 20140219 |