CN103148106A - Vehicle wheel bearing - Google Patents
Vehicle wheel bearing Download PDFInfo
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- CN103148106A CN103148106A CN2012103655650A CN201210365565A CN103148106A CN 103148106 A CN103148106 A CN 103148106A CN 2012103655650 A CN2012103655650 A CN 2012103655650A CN 201210365565 A CN201210365565 A CN 201210365565A CN 103148106 A CN103148106 A CN 103148106A
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Abstract
The invention provides a vehicle wheel bearing, and aims to prevent inner deformation of wheel bearing subjected to orbital forming engineering, and solves the problem of noise caused by a tooth structure formed between a wheel hub and an axis of a constant velocity joint. The vehicle wheel hub comprises a wheel hub suspensibly fixed on a vehicle suspension device, a ring inner wheel coupled to an outer surface of the wheel hub, a ring outer wheel mounted to the external side of the inner wheel, and bearing steel balls between the inner wheel and the outer wheel; and the inner wheel and the wheel hub are combined by a pressing needle. The vehicle wheel bearing provided by the invention does not require orbital forming engineering, so as to reduce work amount, improve patience and minimize quality dispersion.
Description
Technical field
The present invention relates to the wheel of vehicle technical field of bearings, say in more detail the durability of relevant wheel bearing and the wheel of vehicle bearing that can improve quality.
Background technique
The wheel bearing (Wheel Bearing) that is generally used for Automobile shaft makes the wheel of vehicle in the situation that carry out smooth and easy rotation without frictional loss, and the handlebar wheel is fixed to the effect of car body.
With reference to Fig. 1, illustrate the indication sectional view of the assembled state of conventional wheel bearing and constant velocity joint in Fig. 1.
As shown in Figure 1, conventional wheel bearing comprises hub for vehicle wheel (4) and clings to the interior wheel (3) of hub for vehicle wheel (4) and put the foreign steamer (5) outside interior wheel the (3) and possess bearing ball (2) between above-mentioned interior wheel the (3) and foreign steamer (5) etc., the mesopore of the axle perforation wheel hub (4) of constant velocity joint during installation (CJA) (6).
Above-mentioned hub for vehicle wheel applies precompressed in order to improve working life between bearing ball (2) and interior wheel the (3) and foreign steamer (5), when utilizing conventional art such as illustrated in Fig. 1, a side pressure of hub for vehicle wheel (4) enter interior wheel the (3) afterwards an end of hub for vehicle wheel (4) by track moulding (orbital forming) engineering, material is applied plastic permanent deformation and it is assembled into the same with the A part, and wheel bearing is applied precompressed.
But might cause distortion to wheel bearing inside because height bears a heavy burden when by above-mentioned track moulding engineering, wheel bearing being applied the mode of precompressed in this process, and might cause problems such as enlarging gap and quality dispersion.
In addition, illustrated in Fig. 1, the conventional wheel bearing penetrates into the axle of constant velocity joint (6) in the mesopore of hub for vehicle wheel (4), the inner peripheral surface forming radius direction tooth-shape structure (1) of the outer circumferential face of axle (6) and hub for vehicle wheel (4), the shaft end (7) that connects above-mentioned hub for vehicle wheel (4) utilizes nut to engage, and prevents axial disengaging.
But the heavy burden that the joint area that has occurred the tooth-shape structure (1) of above-mentioned hub for vehicle wheel (4) and constant velocity joint (6) axle in above-mentioned conventional art occurs when having a certain amount of radial clearance, vehicle operation can increase the radial clearance of connector portions causes occuring the problems such as noise.
Summary of the invention
The embodiment of the present invention provides the wheel of vehicle bearing, its objective is the problem that prevents by the wheel bearing internal modification of track moulding engineering, the noise problem that the tooth-shape structure that forms between the axle of solution because of hub for vehicle wheel and constant velocity joint occurs.
Comprise the rotatable hub for vehicle wheel that is fixed to suspension device for vehicle in one or most embodiment of the present invention, be attached to wheel in the cast of above-mentioned hub for vehicle wheel outer circumferential face, be placed in above-mentioned interior cast foreign steamer of taking turns outer side surface, possess above-mentioned interior take turns and foreign steamer between bearing ball etc., above-mentioned interior take turns to use with foreign steamer be pressed into the pin combination.
In addition, above-mentioned interior inner peripheral surface of taking turns can form the mesopore planar surface portion with a plurality of patchholes.
Can form the wheel bore of institute's depthkeeping degree of corresponding above-mentioned planar surface portion patchhole in above-mentioned hub for vehicle wheel.
The above-mentioned patchhole that is pressed into the above-mentioned planar surface portion of pin perforation is attached in above-mentioned wheel bore.
Above-mentioned hub for vehicle wheel can form onesize with above-mentioned planar surface portion mesopore and connect axial mesopore section.
An above-mentioned interior end of taking turns is combined with constant velocity joint, can form the profile of tooth with the mutual interlock of constant velocity joint in above-mentioned interior the wheel.
Above-mentioned hub for vehicle wheel and constant velocity joint connect above-mentioned hub for vehicle wheel mesopore section, and the bolt that combines by above-mentioned constant velocity joint is bonded with each other.
Above-mentioned interior the wheel when being attached to above-mentioned hub for vehicle wheel by the bolt that engages with above-mentioned constant velocity joint, interfixed with being pressed into pin applying under the state of precompressed.
The corresponding above-mentioned interior the other end end of taking turns of above-mentioned hub for vehicle wheel outer circumferential face forms the first groove along the circular cone direction.
The corresponding above-mentioned hub for vehicle wheel of above-mentioned interior inner peripheral surface of taking turns form the second groove in conjunction with the end along the circular cone direction.
Above-mentioned interior corresponding above-mentioned the first groove in the other end end of taking turns can form the plane of inclination.
Above-mentioned hub for vehicle wheel and interiorly take turns and be pressed into pin and can consist of with middle and high carbon steel or Bearing Steel.
Above-mentioned hub for vehicle wheel can begin all to heat-treat to orbit portion and section car section from the flange plate base part.
The heat treatment of above-mentioned hub for vehicle wheel can comprise casting and cooling.
Above-mentionedly interiorly take turns and be pressed into pin and can carry out pansclerosis heat treatment.
The wheel of vehicle bearing of the application of the invention does not need to implement track moulding (Orbital Forming) engineering, and therefore the effect that reduces engineering work load is arranged, and has the patience of improvement and minimize quality dispersion texts.
The vehicle according to the invention wheel bearing comes in conjunction with constant velocity joint by the radial tooth-shape structure that forms along axle direction, therefore can more stably apply precompressed, also has by preventing that radial clearance from reducing the effect of noise.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the oblique drawing of existing wheel bearing;
Fig. 2 is the oblique drawing according to the wheel of vehicle bearing of the embodiment of the present invention;
Fig. 3 is the wheel of vehicle bearing sectional view according to the embodiment of the present invention;
Fig. 4 is the sectional view of the hub for vehicle wheel heat treatment mode in the diagram embodiment of the present invention;
Fig. 5 is the sectional view of the interior wheel heat treatment mode in the diagram embodiment of the present invention.
[explanation of symbol]
10 ... wheel of vehicle bearing 100 ... hub for vehicle wheel
101 ... wheel bore 102 ... the flange plate base part
103 ... mesopore section 104 ... orbit portion
105 ... the first groove 106 ... section car section
110 ... interiorly take turns 111 ... patchhole
113 ... planar surface portion 115 ... profile of tooth
117 ... the second groove 119 ... the plane of inclination
120 ... foreign steamer 130 ... bearing ball
140 ... be pressed into pin 150 ... constant velocity joint
160 ... bolt
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment who obtains under the creative work prerequisite.
For more offering some clarification on the present invention, omitted the part irrelevant with explanation, and used unified reference marks that same or similar constituting component is described to whole detail list.
In addition, size and thickness that the angle that occurs in drawing consists of are for easier explanation shows arbitrarily, so the present invention is not limited to illustrated scope in drawing, and for more clearly showing each several part and each field, expansion has shown its thickness.
Fig. 2 is the oblique drawing according to the wheel of vehicle bearing of the embodiment of the present invention, Fig. 3 is the sectional view according to the wheel of vehicle bearing of the embodiment of the present invention, Fig. 4 is the sectional view of the hub for vehicle wheel heat treatment mode in the diagram embodiment of the present invention, and Fig. 5 is the sectional view of the interior wheel heat treatment mode in the diagram embodiment of the present invention.
With reference to Fig. 2 and Fig. 3, do not need to implement track moulding (Orbital Forming) engineering according to the wheel of vehicle bearing (10) of the embodiment of the present invention, therefore the effect that reduces engineering work load is arranged, strengthened patience, and structure that quality disperses consists of by reducing.
In addition, the vehicle according to the invention wheel bearing comes in conjunction with constant velocity joint according to the radiation tooth-shape structure that forms along axle direction, therefore can stablize to apply the moment of torsion precompressed, and be by preventing that the structure that radial clearance reduces noise consists of.
Therefore, comprise that according to the wheel of vehicle bearing (10) of the embodiment of the present invention optional dress is arranged on the hub for vehicle wheel of suspension device for vehicle (100), is attached to wheel (110) in the cast of above-mentioned hub for vehicle wheel (100) outer circumferential face, is arranged on the cast foreign steamer (120) in above-mentioned interior wheel the (110) outside and possesses a plurality of bearing balls (130) between above-mentioned interior wheel the (110) and foreign steamer (120) etc., above-mentioned interior wheel the (110) and hub for vehicle wheel (100) are to be combined into characteristics by press pin (140).
At this, the inner peripheral surface of above-mentioned interior wheel the (110) forms the mesopore planar surface portion (113) with a plurality of patchholes (111).
In addition, form the predetermined depth wheel bore (101) of corresponding above-mentioned planar surface portion (113) patchhole (111) in above-mentioned hub for vehicle wheel (100).
That is, the above-mentioned patchhole (111) and wheel bore (101) combination of pin (140) by connecting above-mentioned planar surface portion (113) that be pressed into makes the precompressed between interior wheel the (110) and hub for vehicle wheel (100) be assembled into possibility.
Here, describe with reference to Fig. 4 and Fig. 5, above-mentioned hub for vehicle wheel (100) and interior wheel the (110) and the middle and high carbon steel of press pin (140) or Bearing Steel form.
Above middle and high carbon steel or the Bearing Steel of the applicable carbon content 0.5wt% of above-mentioned hub for vehicle wheel (100) and interior wheel the (110).
In addition, above-mentioned hub for vehicle wheel (100) from flange plate base part (102) to orbit portion (104) and the section car section (106) all carried out heat treatment, this hub for vehicle wheel (100) as processing comprise the casting and cooling.
Above-mentioned interior wheel the (110) is also the same with hub for vehicle wheel (100), and all heat-treat in the interval, and the heat treatment of this interior wheel the (110) also comprises casting and cooling.
Above-mentioned casting and cooling be all that metallic material is heat treated a kind of, be to gain in strength as purpose take Hardened Steel, the can alloy of high temperature is invaded bubble in water or oil, in critical field beyond a kind of method of cooling steel.
Above-mentioned be pressed into pin (140) for when being pressed into without crooked or wearing and tearing, therefore to use carbon content to be middle and high carbon steel or Bearing Steel more than 0.3wt%, this pin (140) that is pressed into is take pansclerosis heat treatment as characteristics.
In addition, in an embodiment of the present invention, form in above-mentioned hub for vehicle wheel (100) with the same size of above-mentioned planar surface portion (113) mesopore and connect axial mesopore section (103).
One end of above-mentioned interior wheel the (110) and constant velocity joint (150) combination, an end of above-mentioned interior wheel the (110) forms the profile of tooth (115) with above-mentioned constant velocity joint (150) phase interlock.
In above-mentioned constant velocity joint (150), also formed same tooth-shape structure with the profile of tooth (115) that an end of above-mentioned interior wheel the (110) forms with the occlusal surface of interior wheel the (110).
Above-mentioned hub for vehicle wheel (100) and interior constant velocity joint (150) of taking turns (110) one end end combinations have connected the mesopore section (103) of hub for vehicle wheel (100), are bonded with each other by the bolt (160) with above-mentioned constant velocity joint (150) combination.
Above-mentioned interior wheel the (110) with above-mentioned hub for vehicle wheel (110) in conjunction with the time, be that the bolt (160) by constant velocity joint (150) combination applies under the state of precompressed, be pressed into above-mentioned that pin (140) interfixes.
In addition, in an embodiment of the present invention, corresponding above-mentioned interior wheel the (110) end side of the outer circumferential face of above-mentioned hub for vehicle wheel (100) has formed the first groove (105) along the circular cone direction.
The corresponding above-mentioned hub for vehicle wheel of the inner peripheral surface of above-mentioned interior wheel the (110) (100) has formed the second groove (117) in conjunction with the end along the circular cone direction.
Above-mentioned interior wheel the (110) and hub for vehicle wheel (100) have the end corner angle because of the damaged misgivings of wearing and tearing, for anti-phenomenon here, form the first groove (105) at hub for vehicle wheel (100), and interior wheel the (110) forms the second groove (117) and protect corner angle mutually not to be close to.
In addition, corresponding above-mentioned the first groove of the end side of above-mentioned interior wheel the (110) (105) has formed plane of inclination (119), and this plane of inclination (119) are for the friction of the end corner angle of the interior wheel of prevention (110) and hub for vehicle wheel (100) more completely.
Namely, above-mentioned plane of inclination (119) is even pin (140) is fixing also can keep abundant distance between corner angle by the first groove (105) and the second groove (117) and plane of inclination (119) etc. in the situation that interior wheel the (110) and hub for vehicle wheel (100) are by being pressed into, and the breakage that friction is caused has preventive effect.
Therefore, vehicle-mounted according to an embodiment of the invention hub for vehicle wheel (10) does not need to implement track moulding (Orbital Forming) engineering, the engineering work load of minimizing is arranged, strengthen patience, and minimum mass is disperseed texts.
Vehicle according to the invention wheel bearing (10) comes in conjunction with constant velocity joint (150) by the radiation tooth-shape structure that forms along axle direction, can stablize to apply the moment of torsion precompressed, has the radial clearance of preventing to reduce the effect of noise.
Desirable embodiment of the present invention has been described to this, but the present invention is not limited to above-described embodiment, but comprises according to embodiments of the invention, technician well known in the art is identified as all changes in impartial scope simply after changing.
Claims (10)
1. the wheel of vehicle bearing, is characterized in that, comprising:
Can hang the hub for vehicle wheel that is fixed to suspension device for vehicle;
Be attached to the interior wheel of cast of above-mentioned hub for vehicle wheel outer circumferential face;
Be installed to above-mentioned interior cast foreign steamer of taking turns the outside; And
Possess above-mentioned interior take turns and foreign steamer between bearing ball;
Above-mentioned interior the wheel with above-mentioned hub for vehicle wheel by being pressed into the pin combination.
2. wheel of vehicle bearing as claimed in claim 1, is characterized in that,
Above-mentioned interior inner peripheral surface of taking turns forms the mesopore planar surface portion with a plurality of patchholes.
3. wheel of vehicle bearing as claimed in claim 2, is characterized in that,
Formed institute's depthkeeping degree wheel bore of corresponding above-mentioned planar surface portion patchhole in above-mentioned hub for vehicle wheel.
4. wheel of vehicle bearing as claimed in claim 3, is characterized in that,
Above-mentioned patchhole and the above-mentioned wheel bore that is pressed into the above-mentioned planar surface portion of pin perforation carries out combination.
5. wheel of vehicle bearing as claimed in claim 2, is characterized in that,
Above-mentioned hub for vehicle wheel forms the axial mesopore of the perforation section with the same size of above-mentioned planar surface portion mesopore.
6. wheel of vehicle bearing as claimed in claim 5, is characterized in that,
An above-mentioned interior side end of taking turns is combined with constant velocity joint, the above-mentioned interior profile of tooth that is formed at the interlock of above-mentioned constant velocity joint phase of taking turns.
7. wheel of vehicle bearing as claimed in claim 6, is characterized in that,
Above-mentioned hub for vehicle wheel and constant velocity joint are bonded with each other with the bolt that above-mentioned constant velocity joint combines by connecting above-mentioned hub for vehicle wheel mesopore section.
8. wheel of vehicle bearing as claimed in claim 7, is characterized in that,
Above-mentioned interior the wheel when above-mentioned hub for vehicle wheel is combined applies under the state of precompressed at the bolt that engages by above-mentioned constant velocity joint, and to be pressed into pin fastened to each other by above-mentioned.
9. wheel of vehicle bearing as claimed in claim 1, is characterized in that,
The corresponding above-mentioned interior end side of taking turns of outer circumferential face at above-mentioned hub for vehicle wheel forms the first groove along circumferencial direction.
10. wheel of vehicle bearing as claimed in claim 9, is characterized in that,
The corresponding above-mentioned hub for vehicle wheel of above-mentioned interior inner peripheral surface of taking turns in conjunction with the end, form the second groove along circumferencial direction; And/or
In above-mentioned interior end side of taking turns, corresponding above-mentioned the first groove forms the plane of inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103655650A CN103148106A (en) | 2012-09-26 | 2012-09-26 | Vehicle wheel bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103655650A CN103148106A (en) | 2012-09-26 | 2012-09-26 | Vehicle wheel bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103148106A true CN103148106A (en) | 2013-06-12 |
Family
ID=48546359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103655650A Pending CN103148106A (en) | 2012-09-26 | 2012-09-26 | Vehicle wheel bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103148106A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090252551A1 (en) * | 2008-03-28 | 2009-10-08 | Jtekt Corporation | Wheel bearing assembly, and manufacturing method thereof |
| CN101641225A (en) * | 2007-03-22 | 2010-02-03 | Ntn株式会社 | Bearing apparatus for wheel |
| JP2011031683A (en) * | 2009-07-30 | 2011-02-17 | Jtekt Corp | Bearing device for wheel |
| CN102171466A (en) * | 2008-10-06 | 2011-08-31 | 谢夫勒科技有限两合公司 | Device for axial fixation |
| JP2011168266A (en) * | 2010-01-19 | 2011-09-01 | Nsk Ltd | Bearing unit for driving wheel |
| CN202914547U (en) * | 2012-02-24 | 2013-05-01 | 天津日进汽车系统有限公司 | Vehicle wheel bearing |
-
2012
- 2012-09-26 CN CN2012103655650A patent/CN103148106A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101641225A (en) * | 2007-03-22 | 2010-02-03 | Ntn株式会社 | Bearing apparatus for wheel |
| US20090252551A1 (en) * | 2008-03-28 | 2009-10-08 | Jtekt Corporation | Wheel bearing assembly, and manufacturing method thereof |
| CN102171466A (en) * | 2008-10-06 | 2011-08-31 | 谢夫勒科技有限两合公司 | Device for axial fixation |
| JP2011031683A (en) * | 2009-07-30 | 2011-02-17 | Jtekt Corp | Bearing device for wheel |
| JP2011168266A (en) * | 2010-01-19 | 2011-09-01 | Nsk Ltd | Bearing unit for driving wheel |
| CN202914547U (en) * | 2012-02-24 | 2013-05-01 | 天津日进汽车系统有限公司 | Vehicle wheel bearing |
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| PB01 | Publication | ||
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Application publication date: 20130612 |