CN209274271U - Automobile hub unit with end face spline - Google Patents
Automobile hub unit with end face spline Download PDFInfo
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- CN209274271U CN209274271U CN201821930855.4U CN201821930855U CN209274271U CN 209274271 U CN209274271 U CN 209274271U CN 201821930855 U CN201821930855 U CN 201821930855U CN 209274271 U CN209274271 U CN 209274271U
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- flange
- outer ring
- hub unit
- automobile
- automobile hub
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Abstract
The utility model relates to a kind of automobile hub unit with end face spline, affiliated automobile hub unit technical field, including automobile hub unit, automobile hub unit is interior to be equipped with main shaft, and the main shaft other end is equipped with cage universal joint.Automobile hub unit includes wheelboss flange, wheelboss flange is equipped with inner ring, inner ring periphery is equipped with outer ring flange, wheel hub retainer is equipped between inner ring and outer ring flange, between wheelboss flange and outer ring flange, several wheel hub steel balls are equipped in wheel hub retainer, multi-lip seal coil assembly is equipped between outer ring flange right end and wheelboss flange, outer ring flange left side is equipped with several splines equally distributed in a ring.Have the characteristics that compact-sized, installation accuracy is high, long service life, transmitting power are steady, good seal performance and security performance are excellent.Transmitting power when vehicle driving is improved, guarantees the safety and stationarity of automobile.It prevents the sundries such as dust and water internal from outside intrusion, guarantees that rotation is unobstructed, it is ensured that automobile power effectively transmits.
Description
Technical field
The utility model relates to automobile hub unit technical fields, and in particular to a kind of automotive hub list with end face spline
Member.
Background technique
Has various structure since hub-bearing unit is developed so far, every generation hub-bearing unit is different
Assembly relation, and driving wheel and non-driving wheel architectural difference, assembly relation also different from.Automobile hub bearing
Assembly relation is mainly the assembly relation of the components such as braking system and steering journal or rear axle parted hair, wheel hub.Prior art matter
Amount many human factor controls in assembling process, assembly difficulty is big, and cost is excessively high and reliability is poor, is unfavorable for today's society
Fierce market competition.In recent years, with the rapid development of preposition forerunner's car, greatly variation occurs for automobile hub unit, because
This needs to develop a kind of bearing unit that can solve the above problem, guarantees that packaging technology rationalizes, lightweight, miniaturization.Or
Developed as integrated miniaturization, the hub-bearing unit that maintenance reconditioning work is simplified and assembly is easy, it will become user
Most popular product.
In addition, automotive hub causes its quality and geometry due to the detraction in the error or use process of the manufacturing
Center is not quite identical, but there is deviation slightly, causes cumulative attrition and safety inspection hidden danger to axle, it is therefore desirable to
Periodically wheel hub is adjusted, although at present have detection device can be accurately detected whether eccentric angle be it is how many, adjust
Come very loaded down with trivial details, while increasing production cost.From this, only making a painstaking effort from product design and manufacturing quality, lead to
Cross it is energy-saving reduce cost, to improve product quality and occupy the market share.
Chinese patent CN200960832, publication date are on October 17th, 2007, and it is total to disclose a kind of automobile hub unit
At, including mandrel, the first inner ring, the second inner ring and outer ring, the outer diameter interference of the internal diameter and mandrel of the first inner ring and the second inner ring
It cooperatively forms and is fixedly connected, further include the first taper roller and the second taper roller, be equipped on the outside of the first inner ring and the second inner ring
Raceway, the inside of outer ring are equipped with two column raceways, are clamped with the first taper roller between outer ring and the first inner ring, in outer ring and second
The second taper roller is clamped between circle.The structure is there are assembly difficulty, cost is excessively high, unstable product quality, leakproofness and
The poor defect of security reliability.
Summary of the invention
The utility model mainly solves that excessively high assembly difficulty, cost, unstable product quality, sealing exists in the prior art
Property and the poor deficiency of security reliability, provide a kind of automobile hub unit with end face spline, compact-sized, installation essence
Spend height, long service life, the feature that transmitting power is steady, good seal performance and security performance are excellent.Improve biography when vehicle driving
Graduating power guarantees the safety and stationarity of automobile.It prevents the sundries such as dust and water internal from outside intrusion, guarantees that rotation is logical
Freely, it is ensured that automobile power effectively transmits, and greatly improves vehicle safety performance and power utilization rate.
Above technical problems of the utility model are mainly solved by the following technical scheme:
A kind of automobile hub unit with end face spline, including automobile hub unit are set in the automobile hub unit
There is the main shaft that socket is mutually limited with automobile hub unit, the main shaft other end is equipped with the cage limited with main shaft phase bite type
Universal joint.The automobile hub unit includes wheelboss flange, and the wheelboss flange is embedding equipped with mutually limiting with wheelboss flange
The inner ring of set, the inner ring periphery are equipped with the outer ring flange with the mutually movable socket of wheelboss flange, the inner ring and outer ring
Between flange, it is equipped with wheel hub retainer between wheelboss flange and outer ring flange, is equipped with several and wheel hub in the wheel hub retainer
The nested wheel hub steel ball of the mutually movable limit of retainer, is equipped with mulit-lip seal ring between the outer ring flange right end and wheelboss flange
Component, the outer ring flange left side are equipped with several splines equally distributed in a ring.The mulit-lip seal ring group
Part includes the sealing element framework being nested with outer ring flange outer right wall, and the sealing element framework is equipped with and sealing element framework
The mutually mulit-lip seal ring that annular nested type is fixedly connected, is equipped with and mulit-lip seal ring between the mulit-lip seal ring and wheelboss flange
The sealing frame that much lip seals touch.
The main shaft being connected and fixed by the wheelboss flange of automobile hub unit with cage universal joint phase inlaid type.Pass through cage
Universal joint carries out rotary power to main shaft, and plays the role of pivot angle to tire.Automobile hub unit is using outer ring, outer
Flange, wheelboss flange, wheel hub steel ball and wheel hub retainer are enclosed, transmitting power when vehicle driving is improved, guarantees the safety of automobile
Property and stationarity.
It is described bell to be equipped in vivo and the mutually activity of bell body preferably, the cage universal joint includes bell body
The inner race of formula socket, is equipped with several cage steel balls arranged in a ring between the inner race outer wall and bell internal wall,
The cage retainer fixed with cage steel ball phase shift is equipped between the inner race outer wall and bell internal wall.Cage is kept
Frame plays arrangement position-limiting action to rolling steel balls, guarantees the stability of overall operation.
It is nested limit preferably, being equipped with circlip between the inner race and main shaft, between the main shaft and bell body
Equipped with dust cover, the dust cover both ends are socketed with main shaft, bell body phase hood type respectively.Circlip play fastening inner race with
Connection function between mandrel prevents from being detached from operational process.Dust cover, which plays, prevents the lubricating grease in cage universal joint from leaking outside.
Preferably, being equipped with magnetic gasket between the outer ring flange left end inner wall and interior ring outer wall.Magnetic gasket
Not only act as sealing function, moreover it is possible to touch with the sensor phase magnetism being mounted on dustproof cover, realize ABS system to car speed
Real-time monitoring.
It socket-connects fixed dustproof cover preferably, the outer ring flange left end is equipped with outer ring flange outer wall.It plays
The effect of dustproof and waterproof.
Preferably, the spline is in the special-shaped oval that groove width is gradually increased from the inside to the outside and groove depth is gradually deepened
Shape.Accelerate air flowing, improves operation heat dissipation.Prevent the muddy water siltation attachment in rainy day or muddy environment.
The utility model can reach following effect:
The utility model provides a kind of automobile hub unit with end face spline, compared with prior art, has knot
Structure is compact, installation accuracy is high, long service life, the feature that transmitting power is steady, good seal performance and security performance are excellent.Improve vehicle
Transmitting power when driving, guarantees the safety and stationarity of automobile.Prevent the sundries such as dust and water internal from outside intrusion,
Guarantee that rotation is unobstructed, it is ensured that automobile power effectively transmits, and greatly improves vehicle safety performance and power utilization rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structure sectional view of the automobile hub unit in the utility model.
Fig. 3 is the automobile hub unit backsight structural representation in the utility model.
Fig. 4 is the structure sectional view of the multi-lip seal coil assembly in the utility model.
Fig. 5 is the structure sectional view of the cage universal joint in the utility model.
In figure: cage universal joint 1, main shaft 2, automobile hub unit 3, dustproof cover 4, magnetic gasket 5, outer ring 6, outer ring method
Orchid 7, multi-lip seal coil assembly 8, wheelboss flange 9, assembly axis hole 10, wheel hub steel ball 11, wheel hub retainer 12, spline 13 are close
Sealing skeleton 14, mulit-lip seal ring 15, sealing frame 16, bell body 17, inner race 18, cage retainer 19, cage steel ball 20 are prevented
Dust hood 21, circlip 22.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: as shown in Figure 1, a kind of automobile hub unit with end face spline, including automobile hub unit 3, automobile
The main shaft 2 that socket is mutually limited with automobile hub unit is equipped in hub unit 3,2 other end of main shaft is equipped with and 2 phase bite type of main shaft
The cage universal joint 1 of limit.
As shown in Figures 2 and 3, automobile hub unit 3 includes wheelboss flange 9, and wheelboss flange 9 is equipped with and wheelboss flange 9
Nested inner ring 6 is mutually limited, 6 periphery of inner ring is equipped with the outer ring flange 7 with the mutually movable socket of wheelboss flange 9, and outer ring flange 7 is left
It holds and is equipped with magnetic gasket 5 between inner wall and 6 outer wall of inner ring.Flange 7 left end in outer ring is equipped with to socket-connect fixation with 7 outer wall of outer ring flange
Dustproof cover 4.Between inner ring 6 and outer ring flange 7, wheel hub retainer 12 is equipped between wheelboss flange 9 and outer ring flange 7, wheel hub is protected
It holds and is equipped with 8 wheel hub steel balls 11 nested with the mutually movable limit of wheel hub retainer 12,7 right end of outer ring flange and wheel hub in frame 12
Multi-lip seal coil assembly 8 is equipped between flange 9.Flange 7 left side in outer ring is equipped with 32 equally distributed splines 13 in a ring,
Spline 13 is in the special-shaped oval shape that groove width is gradually increased from the inside to the outside and groove depth is gradually deepened.
As shown in figure 4, multi-lip seal coil assembly 8 includes the sealing element framework 14 being nested with 7 outer right wall of outer ring flange,
Sealing element framework 14 is equipped with the mulit-lip seal ring 15 being fixedly connected with 14 phase annular nested type of sealing element framework, mulit-lip seal ring
The sealing frame 16 touched with the much lip seals of mulit-lip seal ring 15 is equipped between 15 and wheelboss flange 9.
As shown in figure 5, cage universal joint 1 includes bell body 17, it is equipped with and the mutually movable set of bell body 17 in bell body 17
The inner race 18 connect is equipped with circlip 22 and is nested limit, sets between the main shaft 2 and bell body 17 between inner race 18 and main shaft 2
There is dust cover 21,21 both ends of dust cover are socketed with main shaft 2,17 phase hood type of bell body respectively.18 outer wall of inner race and bell body
6 cage steel balls 20 arranged in a ring are equipped between 17 inner walls, be equipped between 17 inner wall of 18 outer wall of inner race and bell body with
The fixed cage retainer 19 of 20 phase shift of cage steel ball.
In conclusion the automobile hub unit with end face spline, with compact-sized, installation accuracy is high, service life
Feature long, transmitting power is steady, good seal performance and security performance are excellent.Transmitting power when vehicle driving is improved, guarantees vapour
The safety and stationarity of vehicle.It prevents the sundries such as dust and water internal from outside intrusion, guarantees that rotation is unobstructed, it is ensured that automobile power
Effectively transmission, greatly improves vehicle safety performance and power utilization rate.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned example embodiment, and
Without departing substantially from the essential characteristic of utility model, the utility model can be realized in other specific forms.Therefore nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, the scope of the utility model by
Appended claims rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes be embraced therein.It should not treat any reference in the claims as limiting related power
Benefit requires.
In short, the foregoing is merely specific embodiment of the utility model, but the structure feature of the utility model not office
It is limited to this, in the field of the utility model, made changes or modifications all cover in this reality any those skilled in the art
Among novel the scope of the patents.
Claims (4)
1. a kind of automobile hub unit with end face spline, it is characterised in that: including automobile hub unit (3), the automobile
Be equipped with the main shaft (2) that socket is mutually limited with automobile hub unit in hub unit (3), the main shaft (2) other end be equipped with
The cage universal joint (1) of main shaft (2) phase bite type limit；The automobile hub unit (3) includes wheelboss flange (9), described
Wheelboss flange (9) be equipped with and mutually limit nested inner ring (6) with wheelboss flange (9), the inner ring (6) periphery equipped with and wheel
The outer ring flange (7) of hub flange (9) mutually movable socket, between the inner ring (6) and outer ring flange (7), wheelboss flange (9) with
It is equipped between outer ring flange (7) wheel hub retainer (12), several and wheel hub retainer is equipped in the wheel hub retainer (12)
(12) mutually movable limit nested wheel hub steel ball (11) is equipped with more between outer ring flange (7) right end and wheelboss flange (9)
Lip sealing ring component (8), outer ring flange (7) left side are equipped with several splines (13) equally distributed in a ring,
The spline (13) is in the special-shaped oval shape that groove width is gradually increased from the inside to the outside and groove depth is gradually deepened；More lips are close
Ring assemblies (8) include the sealing element framework (14) being nested with outer ring flange (7) outer right wall, the sealing element framework
(14) it is equipped with and sealing element framework (14) mulit-lip seal ring (15) that mutually annular nested type is fixedly connected, the multi-lip seal
It encloses (15) and is equipped with the sealing frame (16) touched with mulit-lip seal ring (15) much lip seals between wheelboss flange (9)；Described
Cage universal joint (1) includes bell body (17), is equipped with and bell body (17) mutually movable socket in the bell body (17)
Inner race (18) is equipped with several cage steel arranged in a ring between the inner race (18) outer wall and bell body (17) inner wall
Ball (20) is equipped with and cage steel ball (20) phase shift fixation between the inner race (18) outer wall and bell body (17) inner wall
Cage retainer (19).
2. the automobile hub unit according to claim 1 with end face spline, it is characterised in that: the inner race (18)
Circlip (22) are equipped between main shaft (2) to be nested limit, equipped with dust cover (21) between the main shaft (2) and bell body (17),
Described dust cover (21) both ends are socketed with main shaft (2), bell body (17) phase hood type respectively.
3. the automobile hub unit according to claim 1 with end face spline, it is characterised in that: the outer ring flange
(7) magnetic gasket (5) are equipped between left end inner wall and inner ring (6) outer wall.
4. the automobile hub unit according to claim 1 with end face spline, it is characterised in that: the outer ring flange
(7) left end, which is equipped with, socket-connects fixed dustproof cover (4) with outer ring flange (7) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821930855.4U CN209274271U (en) | 2018-11-22 | 2018-11-22 | Automobile hub unit with end face spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821930855.4U CN209274271U (en) | 2018-11-22 | 2018-11-22 | Automobile hub unit with end face spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209274271U true CN209274271U (en) | 2019-08-20 |
Family
ID=67602197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821930855.4U Active CN209274271U (en) | 2018-11-22 | 2018-11-22 | Automobile hub unit with end face spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209274271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255800A (en) * | 2020-03-17 | 2020-06-09 | 浙江万向精工有限公司 | End face spline type hub bearing unit |
-
2018
- 2018-11-22 CN CN201821930855.4U patent/CN209274271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255800A (en) * | 2020-03-17 | 2020-06-09 | 浙江万向精工有限公司 | End face spline type hub bearing unit |
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