CN214523182U - Automobile hub unit through gear transmission - Google Patents
Automobile hub unit through gear transmission Download PDFInfo
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- CN214523182U CN214523182U CN202120642071.7U CN202120642071U CN214523182U CN 214523182 U CN214523182 U CN 214523182U CN 202120642071 U CN202120642071 U CN 202120642071U CN 214523182 U CN214523182 U CN 214523182U
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Abstract
The utility model relates to a through gear drive's automobile wheel hub unit, affiliated wheel hub unit technical field, including wheel hub unit assembly, be equipped with the braking friction disc with wheel hub unit assembly looks bolted connection on the wheel hub unit assembly. The hub unit assembly comprises a hub flange plate, a transmission gear which is in clamping embedded type sleeve joint with the hub flange plate is arranged at the rear end of the hub flange plate, an outer ring flange which is in movable type sleeve joint with the hub flange plate is arranged on the hub flange plate, a right inner ring is arranged between the front end of the outer ring flange and the hub flange plate, a left inner ring which is in clamping embedded type sleeve joint with the hub flange plate is arranged between the right inner ring and the transmission gear, retainers are arranged between the right inner ring and the outer ring flange and between the left inner ring and the outer ring flange, and a plurality of rollers which are in equidistant annular distribution and are in movable type clamping embedded connection with the retainers are arranged in the retainers. The brake device has the characteristics of compact structure, high assembly precision, good use effect, good brake performance and long service cycle. The driving power is increased, and the climbing capability is improved.
Description
Technical Field
The utility model relates to a wheel hub unit technical field, concretely relates to through gear drive's automobile wheel hub unit.
Background
The automobile hub unit is used as an automobile accessory, mainly has the main functions of bearing and providing accurate guide for the rotation of a hub, and bears axial load and radial load. The hub unit product is mainly matched in an automobile, and the hub unit is developed on the basis of a standard angular contact ball bearing and a tapered roller bearing and is generally applied to a sedan car, a sedan car and a pickup truck. The hub unit is an important part in the whole vehicle, and the hub bearing of the sedan mostly uses a single-row tapered roller or a ball bearing in pairs in the past. The assembly process comprises a plurality of processes of gap adjustment, pre-tightening, grease addition and the like, the doping human control factors are more, and the assembly difficulty is higher, so that the assembly line is long, the cost is high, the reliability is poor, and the assembly line is difficult to adapt to the intense market competition.
Chinese patent CN200620108249.5 discloses an automobile wheel hub unit assembly, including the dabber, the outer lane, the inner circle, first rolling element and second rolling element, the outside of dabber is furnished with the channel, the inboard of outer lane is furnished with the biserial channel, the centre gripping has first rolling element between outer lane and the inner circle, the centre gripping has the second rolling element between outer lane and the dabber, the inner circle rigid coupling is in the dabber that passes from its inside, the internal diameter of inner circle forms fixed hookup with the external diameter interference fit of dabber, the tip of dabber adopts spinning riveting structure, the big terminal surface of inner circle is hugged closely to spinning riveting structure. The structure is relatively complex, the assembly precision is relatively low, and the use effect is not poor.
Disclosure of Invention
The utility model discloses mainly solve and have among the prior art that the assembly precision is low, the result of use is poor and life is short not enough, provide a through gear drive's automobile wheel hub unit, it has compact structure, assembly precision height, excellent in use effect, brake performance good and life cycle long characteristics. The lubricating oil seal performance of the hub unit is improved, and the running loss of parts is reduced. The driving power is increased, and the climbing capability is improved.
The above technical problem of the present invention can be solved by the following technical solutions:
the automobile hub unit driven by the gear comprises a hub unit assembly, wherein a brake friction plate connected with the hub unit assembly through a bolt is arranged on the hub unit assembly. The wheel hub unit assembly include the wheel hub ring flange, wheel hub ring flange rear end be equipped with the drive gear that cup joints with the wheel hub ring flange formula of inlaying mutually, the wheel hub ring flange on be equipped with the outer lane flange that the wheel hub ring flange is movable cup jointing mutually, outer lane flange front end and wheel hub ring flange between be equipped with the right inner circle that cup joints with the wheel hub ring flange formula of inlaying mutually, right inner circle and drive gear between be equipped with the left inner circle that cup joints with the wheel hub ring flange formula of inlaying mutually, right inner circle and outer lane between, all be equipped with the holder between left inner circle and outer lane flange, the holder in be equipped with a plurality of equidistant annular distribution and with the movable inlay card of holder mutually be connected roller.
Preferably, the brake friction plate comprises a steel core plate, mounting through holes are formed in the inner side of the steel core plate, copper-based friction layers are arranged on two end faces of the steel core plate, and a plurality of bolt holes which are distributed in an equally-spaced annular mode are formed between the copper-based friction layers and the mounting through holes.
Preferably, the copper-based friction layer is provided with a spiral groove, and the spiral groove is provided with a plurality of radial grooves which are annularly distributed at equal intervals.
Preferably, a gear ring which is connected with the left inner ring in a nested manner is arranged between the two retaining frames, and a sensor which is in threaded sleeve connection with the outer ring flange and is communicated with the gear ring is arranged at the lower end of the outer ring flange.
Preferably, multi-lip framework sealing rings are arranged between the front end of the outer ring flange and the right inner ring and between the rear end of the outer ring flange and the left inner ring.
Preferably, the front end of the hub flange plate is provided with a deep groove ball bearing nested with the hub flange plate, the front end of the deep groove ball bearing is provided with a snap ring in snap-fit and sleeved connection with the hub flange plate, and the rear end of the hub flange plate is provided with a needle roller bearing nested with the hub flange plate.
The utility model discloses can reach following effect:
the utility model provides a through gear drive's automobile wheel hub unit compares with prior art, has compact structure, assembly precision height, excellent in use effect, brake performance good and the characteristics of life cycle length. The lubricating oil seal performance of the hub unit is improved, and the running loss of parts is reduced. The driving power is increased, and the climbing capability is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a structural sectional view of the hub unit assembly of the present invention.
Fig. 3 is a schematic structural diagram of a brake friction plate according to the present invention.
In the figure: the brake friction plate comprises a brake friction plate 1, a hub unit assembly 2, a transmission gear 3, a left inner ring 4, an outer ring flange 5, a right inner ring 6, a hub flange 7, a clamping ring 8, a deep groove ball bearing 9, a roller 10, a multi-lip framework sealing ring 11, a retainer 12, a sensor 13, a gear ring 14, a needle bearing 15, a copper-based friction layer 16, a steel core plate 17, a bolt hole 18, an installation inner hole 19, a spiral groove 20 and a radial groove 21.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): as shown in fig. 1, 2 and 3, the automobile hub unit driven by the gear comprises a hub unit assembly 2, and a brake friction plate 1 connected with the hub unit assembly 2 through a bolt is arranged on the hub unit assembly 2. The brake friction plate 1 comprises a steel core plate 17, wherein an installation through hole 19 is formed in the inner side of the steel core plate 17, copper-based friction layers 16 are arranged on two end faces of the steel core plate 17, spiral grooves 20 are formed in the copper-based friction layers 16, and 8 radial grooves 21 which are distributed in an equally-spaced annular mode are formed in the spiral grooves 20. 5 bolt holes 18 which are distributed in an annular shape with equal intervals are arranged between the copper-based friction layer 16 and the mounting through hole 19.
The hub unit assembly 2 comprises a hub flange 7, a deep groove ball bearing 9 nested with the hub flange 7 is arranged at the front end of the hub flange 7, a clamping ring 8 in clamping and sleeving connection with the hub flange 7 is arranged at the front end of the deep groove ball bearing 9, and a needle roller bearing 15 nested with the hub flange 7 is arranged at the rear end of the hub flange 7. The rear end of the hub flange 7 is provided with a transmission gear 3 which is connected with the hub flange 7 in a clamping and embedding manner, the hub flange 7 is provided with an outer ring flange 5 which is connected with the hub flange 7 in a movable manner, a right inner ring 6 which is connected with the hub flange 7 in a clamping and embedding manner is arranged between the front end of the outer ring flange 5 and the hub flange 7, a left inner ring 4 which is connected with the hub flange 7 in a clamping and embedding manner is arranged between the right inner ring 6 and the transmission gear 3, and multi-lip framework sealing rings 11 are arranged between the front end of the outer ring flange 5 and the right inner ring 6 and between the rear end of the outer ring flange 5 and the left inner ring 4. Retainers 12 are respectively arranged between the right inner ring 6 and the outer ring flange 5 and between the left inner ring 4 and the outer ring flange 5, and 16 rollers 10 which are distributed annularly at equal intervals and are movably connected with the retainers 12 in a clamping and embedding manner are arranged in the retainers 12. A gear ring 14 which is connected with the left inner ring 4 in a nested way is arranged between the two retainers 12, and the lower end of the outer ring flange 5 is provided with a sensor 13 which is in threaded socket joint with the outer ring flange 5 and is communicated with the gear ring 14.
In conclusion, the automobile hub unit driven by the gear has the characteristics of compact structure, high assembly precision, good use effect, good braking performance and long service cycle. The lubricating oil seal performance of the hub unit is improved, and the running loss of parts is reduced. The driving power is increased, and the climbing capability is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without deviating from the basic characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In conclusion, the above description is only the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (6)
1. The utility model provides a through gear drive's automobile wheel hub unit which characterized in that: the brake device comprises a hub unit assembly (2), wherein a brake friction plate (1) which is connected with the hub unit assembly (2) through bolts is arranged on the hub unit assembly (2); the hub unit assembly (2) comprises a hub flange plate (7), a transmission gear (3) which is in embedded sleeve joint with the hub flange plate (7) is arranged at the rear end of the hub flange plate (7), the hub flange plate (7) is provided with an outer ring flange (5) movably sleeved with the hub flange plate (7), a right inner ring (6) which is in clamping and sleeving connection with the hub flange plate (7) is arranged between the front end of the outer ring flange (5) and the hub flange plate (7), a left inner ring (4) which is in embedded sleeve joint with the hub flange (7) is arranged between the right inner ring (6) and the transmission gear (3), retainers (12) are respectively arranged between the right inner ring (6) and the outer ring flange (5) and between the left inner ring (4) and the outer ring flange (5), the retainer (12) is internally provided with a plurality of rollers (10) which are distributed in an equidistant annular shape and movably connected with the retainer (12) in a clamping and embedding way.
2. The automobile hub unit driven by the gear according to claim 1, wherein: the brake friction plate (1) comprises a steel core plate (17), wherein mounting through holes (19) are formed in the inner side of the steel core plate (17), copper-based friction layers (16) are arranged on two end faces of the steel core plate (17), and a plurality of bolt holes (18) which are distributed in an equally-spaced annular mode are formed between the copper-based friction layers (16) and the mounting through holes (19).
3. The automobile hub unit driven by the gear according to claim 2, wherein: the copper-based friction layer (16) is provided with a spiral groove (20), and the spiral groove (20) is provided with a plurality of radial grooves (21) which are distributed annularly at equal intervals.
4. The automobile hub unit driven by the gear according to claim 1, wherein: a gear ring (14) which is connected with the left inner ring (4) in a nested manner is arranged between the two retainers (12), and a sensor (13) which is in threaded sleeve joint with the outer ring flange (5) and is communicated with the gear ring (14) is arranged at the lower end of the outer ring flange (5).
5. The automobile hub unit driven by the gear according to claim 1, wherein: and multi-lip framework sealing rings (11) are arranged between the front end of the outer ring flange (5) and the right inner ring (6) and between the rear end of the outer ring flange (5) and the left inner ring (4).
6. The automobile hub unit driven by the gear according to claim 1, wherein: the front end of the hub flange plate (7) is provided with a deep groove ball bearing (9) which is nested with the hub flange plate (7), the front end of the deep groove ball bearing (9) is provided with a snap ring (8) which is in snap-fit type socket joint with the hub flange plate (7), and the rear end of the hub flange plate (7) is provided with a needle roller bearing (15) which is nested with the hub flange plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120642071.7U CN214523182U (en) | 2021-03-30 | 2021-03-30 | Automobile hub unit through gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120642071.7U CN214523182U (en) | 2021-03-30 | 2021-03-30 | Automobile hub unit through gear transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214523182U true CN214523182U (en) | 2021-10-29 |
Family
ID=78266612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120642071.7U Active CN214523182U (en) | 2021-03-30 | 2021-03-30 | Automobile hub unit through gear transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214523182U (en) |
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2021
- 2021-03-30 CN CN202120642071.7U patent/CN214523182U/en active Active
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