CN114412917A - Wheel hub bearing - Google Patents
Wheel hub bearing Download PDFInfo
- Publication number
- CN114412917A CN114412917A CN202210059974.1A CN202210059974A CN114412917A CN 114412917 A CN114412917 A CN 114412917A CN 202210059974 A CN202210059974 A CN 202210059974A CN 114412917 A CN114412917 A CN 114412917A
- Authority
- CN
- China
- Prior art keywords
- bearing
- inner ring
- bearing inner
- ring
- race
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000002844 melting Methods 0.000 claims abstract description 9
- 230000008018 melting Effects 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 5
- 238000005461 lubrication Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 3
- 206010039203 Road traffic accident Diseases 0.000 abstract description 5
- 230000001050 lubricating effect Effects 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/001—Hubs with roller-bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
- F16C33/6651—Retaining the liquid in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention provides a hub bearing, which relates to the technical field of bearings and comprises: a bearing outer race; the bearing inner ring is embedded in the bearing outer ring, and a gap is reserved between the bearing outer ring and the bearing inner ring; the rolling body is fixed between the bearing outer ring and the bearing inner ring through a retainer and is rotationally connected with the retainer; the two ends of the spring piece are welded on the flanges of the bearing inner ring through metal; when the temperature of the working environment of the bearing exceeds the melting point of metal at the welding position of the spring piece, two ends of the spring piece are separated from the inner ring of the bearing and attached to the inner wall of the hub to generate noise. The bearing provided by the invention has a compact structure, is convenient to install, can be suitable for special traffic and transportation working conditions of high speed and heavy load, can be used for early warning the failure of an anti-lock system, and can reduce the occurrence of traffic accidents to a certain extent.
Description
Technical Field
The invention relates to the technical field of bearings, in particular to a hub bearing.
Background
The hub bearing (hub bearing) mainly plays a role in bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, and is a key part in the automobile industry and the like.
At present, with the rapid development of economy in China, the transportation industry and the machinery manufacturing industry are also in increasing momentum, the bearing usage of commercial vehicles such as heavy trucks and new energy vehicles is also increasing, and with the increase of the possession of heavy-duty commercial vehicles, traffic accidents are also rising year by year, wherein the situation that an anti-lock system fails due to overhigh temperature has a large proportion, and the anti-lock system can give an early warning to the situation, so that the occurrence of the traffic accidents is reduced to a certain extent.
Disclosure of Invention
In view of the above-mentioned disadvantages of the prior art, the present invention provides a hub bearing for solving the problem in the prior art that the temperature is too high to cause the malfunction of the anti-lock system, but the driver cannot be warned in advance.
To achieve the above and other related objects, the present invention provides a hub bearing including: a bearing outer race; the bearing inner ring is embedded in the bearing outer ring, and a gap is reserved between the bearing outer ring and the bearing inner ring; the rolling body is fixed between the bearing outer ring and the bearing inner ring through a retainer and is rotationally connected with the retainer; the two ends of the spring piece are welded on the flanges of the bearing inner ring through metal; when the temperature of the working environment of the bearing exceeds the melting point of metal at the welding position of the spring piece, two ends of the spring piece are separated from the inner ring of the bearing and attached to the inner wall of the hub to generate noise.
In an embodiment of the present invention, the melting point of the metal is between 200 ℃ and 300 ℃.
In an embodiment of the invention, three spring pieces are arranged on the bearing inner ring.
In an embodiment of the invention, three spring pieces are arranged at intervals along a circumferential direction of the bearing inner ring.
In an embodiment of the invention, the spring plate comprises a sixty-five manganese steel spring plate.
In an embodiment of the present invention, the spring plate is fixed at the flange of the bearing inner ring with a larger size, and the middle portion of the spring plate is fixed with the bearing inner ring through a pin.
In an embodiment of the present invention, a raceway is formed on an outer wall of the bearing inner race, and both ends of the rolling element are abutted against side walls of the raceway.
In an embodiment of the present invention, the bottom walls of the two sides of the rolling track are both provided with a lubrication groove, and the two ends of the rolling element are partially embedded into the lubrication groove.
In an embodiment of the invention, the rolling elements are disposed between the bearing outer ring and the bearing inner ring, and the rolling elements are disposed at intervals along a circumferential direction of the bearing outer ring.
In an embodiment of the present invention, the holder is provided with a plurality of mounting grooves, the rolling elements are disposed in the mounting grooves, and the rolling elements and the mounting grooves are in one-to-one correspondence.
As described above, the hub bearing according to the present invention has the following advantageous effects:
1. by adopting tin metal to weld the spring leaf on the bearing inner ring, when the working environment temperature of the bearing is higher than the melting point of metal, two ends of the spring leaf are separated from the bearing inner ring and collide and rub with the inner wall of the hub to generate noise of about 120 decibels, thereby reminding a driver of a motor vehicle to check the vehicle condition.
2. The bearing provided by the invention has a compact structure, is convenient to install, can be suitable for special traffic and transportation working conditions of high speed and heavy load, can be used for early warning the failure of an anti-lock system, and can reduce the occurrence of traffic accidents to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an isometric view of a hub bearing in accordance with an embodiment of the present invention;
fig. 2 is a cross-sectional view of a hub bearing according to an embodiment of the present invention.
Description of the element reference numerals
1. A bearing outer race; 2. a bearing inner race; 21. a raceway; 22. a lubrication groove; 3. a holder; 4. a rolling body; 5. a spring plate.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. It is also to be understood that the terminology used in the examples is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present invention. Test methods in which specific conditions are not specified in the following examples are generally carried out under conventional conditions or under conditions recommended by the respective manufacturers.
1. A bearing outer race; 2. a bearing inner race; 21. a raceway; 22. a lubrication groove; 3. a holder; 4. a rolling body; 5. a spring plate.
When numerical ranges are given in the examples, it is understood that both endpoints of each of the numerical ranges and any value therebetween can be selected unless the invention otherwise indicated. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and the description of the present invention, and any methods, apparatuses, and materials similar or equivalent to those described in the examples of the present invention may be used to practice the present invention.
Referring to fig. 1 to 2, the present invention provides a hub bearing, which includes a bearing outer ring 1, a bearing inner ring 2, a retainer 3, a rolling element 4 and a spring plate 5. The bearing outer ring 1 is matched with the bearing inner ring 2 in an embedded manner, and a gap is reserved between the bearing outer ring 1 and the bearing inner ring 2; the rolling body 4 is fixed between the bearing outer ring 1 and the bearing inner ring 2 through the retainer 3, and the rolling body 4 is rotationally connected with the retainer 3; two ends of the spring piece 5 are welded on the flange of the bearing inner ring 2 through metal.
Referring to fig. 1 to 2, in the present embodiment, the bearing outer ring 1 is annular, and the inner wall of the bearing outer ring 1 is inclined; a raceway 21 is formed on the outer wall of the bearing inner ring 2, and the bottom wall of the raceway 21 is obliquely arranged and is parallel to the inner wall of the bearing outer ring 1; in addition, a first rib (not shown in the figure) and a second rib (not shown in the figure) are respectively formed on two sides of the bearing inner ring 2, the size of the first rib is smaller than that of the second rib, and the bottom wall of the raceway 21 inclines towards the direction of the second rib; further, the bottom wall of raceway 21 both sides position has all been seted up lubricating groove 22, can deposit certain two lubricating liquids in lubricating groove 22, and the local position embedding lubricating groove 22 at rolling element 4 both ends in, can lubricate the both ends of rolling element 4 to reducible rolling element 4 is at the rotation in-process, and the condition that excessively causes wearing and tearing takes place with the lateral wall friction of raceway 21.
Referring to fig. 1 to 2, in the present embodiment, the retainer 3 is in a conical ring shape, and a plurality of mounting grooves (not labeled in the drawings) are formed in the retainer 3, and the mounting grooves are arranged at intervals along the circumferential direction of the retainer 3, and the retainer 3 can fix the relative position of the rolling element 4 with respect to the bearing outer ring 1 or the bearing inner ring 2, and can ensure that the rolling element 4 rotates in the mounting groove; the rolling bodies 4 are arranged between the bearing outer ring 1 and the bearing inner ring 2 in a plurality, and the rolling bodies 4 are arranged in the mounting grooves and correspond to the mounting grooves one to one.
Referring to fig. 1 to 2, in the present embodiment, the spring plate 5 is fixed on the second retaining edge of the bearing inner ring 2, the spring plate 5 is arc-shaped and is matched with the second retaining edge of the bearing inner ring 2, the middle part of the spring plate 5 is fixedly connected with the second retaining edge of the bearing inner ring 2 through a pin, and two ends of the spring plate are welded to the second retaining edge of the bearing inner ring 2 through metal welding; furthermore, three spring pieces 5 are arranged, the three spring pieces 5 are arranged at intervals along the circumferential direction of the bearing inner ring 2, and the melting point of metal is 200-300 ℃; specifically, the metal used for welding the two ends of the spring piece 5 and the bearing inner ring 2 is tin, and the spring piece 5 comprises a sixty-five manganese steel spring piece.
In the actual work, in the braking process of a vehicle, the bearing arranged in the hub is in a working environment with overhigh temperature due to the friction between a brake pad and the hub of a braking assembly in the vehicle, when the temperature is higher than the melting point of metal used for welding the spring piece 5, two ends of the spring piece 5 are separated from the inner ring 2 of the bearing, and collide with the inner wall of the hub to generate noise of about 120 decibels by friction, so that a driver of a motor vehicle is reminded to check the vehicle condition; the pin in the middle of the spring piece 5 can ensure that the spring piece 5 is fixed on the bearing inner ring 2 and is not separated from the bearing inner ring 2.
In conclusion, the tin metal is adopted to weld the spring piece 5 on the bearing inner ring 2, when the temperature of the working environment where the bearing is located exceeds the melting point of metal, two ends of the spring piece 5 are separated from the bearing inner ring 2 and collide and rub with the inner wall of the hub to generate noise of about 120 decibels, so that a driver of a motor vehicle is reminded to check the vehicle condition; the anti-lock system has a compact structure, is convenient to install, can be suitable for special traffic and transportation working conditions of high speed and heavy load, can give an early warning to the failure of the anti-lock system, and can reduce the occurrence of traffic accidents to a certain extent. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A hub bearing, comprising:
a bearing outer race;
the bearing inner ring is embedded in the bearing outer ring, and a gap is reserved between the bearing outer ring and the bearing inner ring;
the rolling body is fixed between the bearing outer ring and the bearing inner ring through a retainer and is rotationally connected with the retainer;
the two ends of the spring piece are welded on the flanges of the bearing inner ring through metal;
when the temperature of the working environment of the bearing exceeds the melting point of metal at the welding position of the spring piece, two ends of the spring piece are separated from the inner ring of the bearing and attached to the inner wall of the hub to generate noise.
2. The method of claim 1, wherein the metal has a melting point of 200 to 300 ℃.
3. The bearing of claim 1 wherein there are three spring tabs on the inner bearing race.
4. The bearing of claim 1 wherein three of said spring strips are spaced circumferentially of said bearing inner race.
5. The spring plate of claim 4, wherein the spring plate comprises a sixty-five manganese steel spring plate.
6. The bearing inner ring as claimed in claim 4, wherein the spring plate is fixed at the rib where the size of the bearing inner ring is larger, and the middle part of the spring plate is fixed with the bearing inner ring through a pin.
7. The bearing of claim 1 wherein a raceway is formed on an outer wall of the bearing inner race, and both ends of the rolling elements abut side walls of the raceway.
8. The rolling element bearing structure as claimed in claim 7, wherein lubrication grooves are formed in the bottom wall of the raceway at two sides, and the two ends of the rolling element are partially embedded in the lubrication grooves.
9. The bearing of claim 1, wherein the rolling elements are provided in plurality between the bearing outer race and the bearing inner race, and the rolling elements are provided in plurality at intervals in a circumferential direction of the bearing outer race.
10. The roller bearing as claimed in claim 9, wherein the holder is provided with a plurality of mounting grooves, the plurality of rolling elements are disposed in the mounting grooves, and the plurality of roller bodies correspond to the plurality of mounting grooves one to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210059974.1A CN114412917B (en) | 2022-01-19 | 2022-01-19 | Hub bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210059974.1A CN114412917B (en) | 2022-01-19 | 2022-01-19 | Hub bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114412917A true CN114412917A (en) | 2022-04-29 |
| CN114412917B CN114412917B (en) | 2024-04-02 |
Family
ID=81275098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210059974.1A Active CN114412917B (en) | 2022-01-19 | 2022-01-19 | Hub bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114412917B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB573089A (en) * | 1943-11-03 | 1945-11-06 | William Windley Constantine | Improvements relating to bearings |
| US3183043A (en) * | 1962-10-18 | 1965-05-11 | Westinghouse Electric Corp | Fail-safe bearing structure |
| CN104541076A (en) * | 2012-07-24 | 2015-04-22 | 亚斯特罗工业有限公司 | Device with rotor, stationary part or stator, and different types of liquid pocket sliders with respective specific functions |
| CN104675854A (en) * | 2015-03-02 | 2015-06-03 | 洛阳理工学院 | Oversize bearing |
| CN109296635A (en) * | 2018-11-30 | 2019-02-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Improved tapered roller bearing |
| CN208951121U (en) * | 2018-05-18 | 2019-06-07 | 杜学来 | A kind of salable long-life commercial vehicle hub bearing of width rib internal-and external diameter |
| CN111853052A (en) * | 2020-06-17 | 2020-10-30 | 济南大学 | Wear-resistant tapered roller bearing |
| FR3100294A1 (en) * | 2019-08-29 | 2021-03-05 | Airbus Helicopters | Assembly provided with a rotating member and at least one bearing system, power transmission box and aircraft |
| CN214698850U (en) * | 2021-06-18 | 2021-11-12 | 浙江金赛精密科技有限公司 | Automobile wheel hub unit of simple and easy installation |
-
2022
- 2022-01-19 CN CN202210059974.1A patent/CN114412917B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB573089A (en) * | 1943-11-03 | 1945-11-06 | William Windley Constantine | Improvements relating to bearings |
| US3183043A (en) * | 1962-10-18 | 1965-05-11 | Westinghouse Electric Corp | Fail-safe bearing structure |
| CN104541076A (en) * | 2012-07-24 | 2015-04-22 | 亚斯特罗工业有限公司 | Device with rotor, stationary part or stator, and different types of liquid pocket sliders with respective specific functions |
| CN104675854A (en) * | 2015-03-02 | 2015-06-03 | 洛阳理工学院 | Oversize bearing |
| CN208951121U (en) * | 2018-05-18 | 2019-06-07 | 杜学来 | A kind of salable long-life commercial vehicle hub bearing of width rib internal-and external diameter |
| CN109296635A (en) * | 2018-11-30 | 2019-02-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Improved tapered roller bearing |
| FR3100294A1 (en) * | 2019-08-29 | 2021-03-05 | Airbus Helicopters | Assembly provided with a rotating member and at least one bearing system, power transmission box and aircraft |
| CN111853052A (en) * | 2020-06-17 | 2020-10-30 | 济南大学 | Wear-resistant tapered roller bearing |
| CN214698850U (en) * | 2021-06-18 | 2021-11-12 | 浙江金赛精密科技有限公司 | Automobile wheel hub unit of simple and easy installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114412917B (en) | 2024-04-02 |
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