CN201747775U - High-speed pure-rolling bearing - Google Patents
High-speed pure-rolling bearing Download PDFInfo
- Publication number
- CN201747775U CN201747775U CN2010205029535U CN201020502953U CN201747775U CN 201747775 U CN201747775 U CN 201747775U CN 2010205029535 U CN2010205029535 U CN 2010205029535U CN 201020502953 U CN201020502953 U CN 201020502953U CN 201747775 U CN201747775 U CN 201747775U
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- bearing
- rolling element
- ring
- outer ring
- inner ring
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- 238000005096 rolling process Methods 0.000 title claims abstract description 119
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 6
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract 2
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a high-speed pure-rolling bearing which adopts a totally new physical movement system which is totally different from that of the original bearing in design principle and design theory. The structure of the high-speed pure-rolling bearing is as follows: circular bodies of rectangular tubes are arranged on the sections of positioning rings; small stepped columns at two ends of an auxiliary rolling body are inserted in open slots of the rectangular tubes; the auxiliary rolling body and the positioning ring form an independent flower-bar-shaped bearing support; the bearing support, an inner ring and an outer ring have the same center of circle; the bearing support is not contacted with the outer ring and the inner ring, thus forming three independent rotary bodies in a bearing-in-bearing way; and all the parts are in rolling friction. As for the bearing, the outer ring, the inner ring and a main rolling body are used as the main power-transmitting base parts; and the flower-bar-shaped revolving body formed by the auxiliary rolling body and the positioning rings at two ends substitutes for a retainer in the original design of the bearing. Each part is provided with a compound wear-resistant layer which is prepared by spraying and sintering of nanometer material, rare earth and other materials. The fundamental functions of the bearing are indeed achieved completely; and the high-speed pure-rolling bearing has high speed and high load capacity, is safe, consumes less energy and saves energy.
Description
Technical field
The utility model relates to a kind of bearing, is specifically related to a kind of retainer of not establishing, and does not have the high speed pure rolling bearing of sliding friction between inner ring, outer ring and the main rolling element.
Background technique
Traditional bearing is made up of outer ring, inner ring, rolling element and retainer.Dissimilar bearings, its retainer difference is no matter but the play between any retainer and the rolling element is all bigger.Bearing will make rolling element loiter " dancing " in retainer when high speed, variable motion.And when play hour, rolling element can produce the elastic strain of physical property, makes between rolling element and the retainer " stuck " phenomenon can take place.
When bearing when running up work, its frictional force mainly come from rolling element do the rolling friction of useful work and rolling element and and retainer between the sliding friction that flogs a dead horse that is produced during motion.Especially when the bearing high-speed motion, the centrifugal force that retainer and rolling element produced, make its force of sliding friction sharply increase, thereby the temperature that causes bearing raises, vibrations strengthen, noise increases, lubricate " losing oil ", phenomenons such as serious wear, generally at first be that retainer damages, thereby finally cause bearing badly damaged, so that can't use.
Occurred replacing the bearing of retainer making in recent years, and obtained positive effect, but also had following deficiency with secondary rolling element (or claiming the positioning and rolling body):
1, the relative position between secondary rolling element and the inside and outside circle needs to design special positioning ring, locating slot on the inside and outside circle, bearing produces sliding friction between secondary rolling element and positioning ring, the locating slot when work.
2, the distance at major and minor rolling element distance between bearing center is unequal, when shaft strength, causes the power skewness of loading ability of bearing external action easily, defective component easily, the working life of reducing bearing; Especially when the major-minor rolling element of bearing during in high speed rotating the centrifugal force of its generation inconsistent, also can cause the damage bearing outer ring.
3, the appearance of bearing outer ring, inner ring, major and minor rolling element is because processes such as nanometer of no use, rare-earth ceramic material are sprayed, sintering forms the complex abrasion-proof layer.So the performance such as high temperature resistant, corrosion-resistant, anti-oxidant when bearing is worked under rugged environment is bad, combination property is not strong.
Summary of the invention
For solve in the above-mentioned traditional bearing the technical problem that can't overcome, the utility model provides a kind of brand-new high speed pure rolling bearing, on design bearing principle and design theory, adopt and the diverse physical motion model system of original bearing, in existing bearing basic exercise system, incorporated " Newton's third law " again, " automatic control theory ", " group's coordinate theory " of " gyroscopic theory " and original creation etc., thereby formed a complete and brand-new bearing movable theoretical system of cover and an a kind of brand-new bearing structure form, this bearing is with the outer ring, inner ring, main rolling element is as major impetus transmission part and basic components the time, the colored hurdle shape solid of rotation that forms by the positioning ring at secondary rolling element and two ends, thus retainer in original design bearing replaced.All forming rolling friction between three independent rotation bodies of " bearing housing bearing " and each parts during in motion.And all component all are made into the complex abrasion-proof layer through injection of material such as nanometer, rare earth, sintering.Thereby realized the due fundamental function of bearing: at a high speed, heavy duty, safety, low-loss and energy-saving maximum effect comprehensively.
The utility model is achieved by the following technical solution: a kind of high speed pure rolling bearing comprises: outer ring, inner ring, many main rolling elements, many secondary rolling elements and positioning ring; Described main rolling element is arranged in the groove between outer ring and the inner ring, faces mutually between two main rolling elements secondary rolling element is set; Described secondary rolling element two ends are provided with positioning ring respectively; It is characterized in that: described positioning ring is the body that goes in ring, and the section of the body that goes in ring is a rectangular tube, and the inner of rectangular tube makes opening slot; Described secondary rolling element two ends make the small stair post respectively, and described small stair post sliding fit is inserted in the described opening slot, and the positioning ring at many secondary rolling elements and two ends is formed and independently spent the hurdle oblique crank Z to hold support, bearing bracket and inner ring, outer ring concentric; The gap is left between secondary rolling element and outer ring, the inner ring in the middle part of described secondary rolling element and two that face mutually main rolling element retention wire contacts; Leave the gap between described positioning ring and outer ring, the inner ring.
Secondary rolling element rotation the time, also revolve round the sun around bearing centre synchronously in the described bearing bracket with positioning ring; During the bearing bracket revolution, the turning radius of center line equated when the turning radius of its secondary rolling element center line revolved round the sun with main rolling element.
The length of described bearing bracket, promptly the distance between two positioning ring exterior edge faces is slightly less than the thickness of outer ring and inner ring.
Described outer ring, inner ring, main rolling element, secondary rolling element and positioning ring surface all form the complex abrasion-proof layer with nanometer, rare-earth ceramic material through injection, sintering.
The shape of described main rolling element can be made into cylindrical body or spheroid or cone shape, forms roller bearing or ball bearing or tapered roller bearing etc. respectively; With the cylindrical body that is shaped as of roller bearing, the corresponding secondary rolling element of ball bearing, with the cone that is shaped as of the corresponding secondary rolling element of tapered roller bearing.
The quantity of described main rolling element, secondary rolling element is even number value.
Good effect of the present utility model is:
1, do not have retainer, all form rolling friction between each parts of bearing, Wear-resistant Treatment is carried out on the surface, thereby makes the working life of bearing higher, wear resistance, Security and energy-efficient performance be better.
2, bearing is loaded when inhomogeneous in heavy duty, and each major and minor rolling element will make it stressedly evenly share, make it stressed evenly, thereby the load of bearing is increased.
3, major and minor rolling element is even number, and it is identical to make it the direction that revolves round the sun with rotation, avoids sliding friction and anti-phase resistance between the rolling element, makes that simultaneously the rotating speed of bearing is faster.
4, the concentricity of the inside and outside circle of self-adjustable bearing, especially high more at the bearing rotating speed, concentricity is good more, and the vibrations of bearing are littler, noise is lower.
5, bearings D N value is low, at a high speed, when motion heavy duty energy consumption low, low for the dependence of grease lubrication.
6, all component are made into the complex abrasion-proof layer through injection of material, sintering such as nanometer, rare earths, the hardness height, and surface friction drag is little, temperature rise is low.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail
Fig. 1 is the utility model structural representation.
Fig. 2 is the A-A rotation profile of Fig. 1.
Fig. 3 is the structural representation of ball bearing;
Fig. 4 is the structural representation of tapered roller bearing;
Among the figure: 1, outer ring, 2, inner ring, 3, main rolling element, 4, secondary rolling element, 4-1, small stair post, 5, positioning ring, 5-1, opening slot, 6, bearing bracket.
Embodiment
As shown in Figure 1, 2: a kind of high speed pure rolling bearing comprises: outer ring 1, inner ring 2, many main rolling elements 3, many secondary rolling elements 4 and positioning ring 5; Described main rolling element 3 is arranged in the groove between outer ring 1 and the inner ring 2, faces mutually between two main rolling elements 3 secondary rolling element 4 is set; Described secondary rolling element 4 two ends are provided with positioning ring 5 respectively; It is characterized in that: described positioning ring 5 is annular solid, and the section of annular solid is a rectangular tube, and the inner of rectangular tube makes opening slot 5-1; Described secondary rolling element 3 two ends are made into small stair post 4-1 respectively, described small stair post 4-1 sliding fit is inserted among the described opening slot 5-1, many secondary rolling elements 4 are formed independently colored hurdle oblique crank Z with the positioning ring 5 at two ends and are held support 6, bearing bracket 6 and inside and outside circle 2,1 concentric; The gap is left between secondary rolling element 4 and outer ring 1, the inner ring 2 in the middle part of described secondary rolling element 4 and two that face mutually main rolling element 3 retention wires contacts; Leave the gap between described positioning ring 5 and outer ring 1, the inner ring 2.Two adjacent main rolling elements 3 and 4 of secondary rolling elements are and contact or the line contact condition, the speed of related movement difference of point of contact is zero, the speed of related movement difference of 5 point of contact of secondary rolling element 4 positioning rings also is zero, thereby guaranteed axially locating and the radial location of rolling element in bearing, be difficult for falling the pearl phenomenon in the time of in the using process of reality, will making rolling element work as bearing movable simultaneously.
Secondary rolling element 4 rotations the time, also revolve round the sun around bearing centre synchronously in the described bearing bracket 6 with positioning ring 5; During bearing bracket 6 revolution, the turning radius of center line equated when the turning radius of its secondary rolling element 4 center lines revolved round the sun with main rolling element 3.Bearing is owing to the circumferential structure of being formed between a plurality of secondary rolling elements 4 and the main rolling element 3, according to Newton's third law, when moving object can be accomplished load and energy transmission, the effect that feedback feeds back and load is all carried on a shoulder pole when being under pressure.The load capacity that the bearing of therefore this novel structural design is compared with original bearing increases widely and improves.
The length of described bearing bracket 6, promptly the distance between two positioning ring 5 exterior edge faces is slightly less than the thickness of outer ring 1 and inner ring 2, avoids bearing bracket 6 and peripheral component contact friction.
Described outer ring 1, inner ring 2, main rolling element 3, secondary rolling element 4 and positioning ring 5 surfaces all form wearing layer with nanometer, rare-earth ceramic material through injection, sintering, the hardness height, and surface friction drag is little, temperature rise is low.
The shape of described main rolling element 1 can be made into cylindrical body, spheroid or cone shape, forms roller bearing, ball bearing, tapered roller bearing respectively; The outer channel of the internal channel of outer ring 1 with matching, inner ring 2 is also made corresponding rectangle or semicircle or trapezoidal groove thereupon; With the cylindrical body that is shaped as of roller bearing, the corresponding secondary rolling element 4 of ball bearing, with the cone that is shaped as of the corresponding secondary rolling element 4 of tapered roller bearing.
The quantity of described main rolling element 3, secondary rolling element 4 is even number value.Make between main rolling element 3, outer ring 1 or the inner ring 2 rotating direction identical, under the effect of the force of rolling friction in the same way that main rolling element 3 contacts with inner ring 2 or outer ring 1, make the speed that rotatablely moves of bearing accelerate widely and improve, thereby make the rotating speed of original bearing be greatly improved.Therefore the rotating speed of high speed roller bearing is higher than the limit speed of the modern plain bearing of the same type of traditional band retainer widely.
Claims (6)
1. a high speed pure rolling bearing comprises: outer ring (1), inner ring (2), many main rolling elements (3), many secondary rolling elements (4) and positioning ring (5); Described main rolling element (3) is arranged in the groove between outer ring (1) and the inner ring (2), faces mutually secondary rolling element (4) is set between two main rolling elements (3); Described secondary rolling element (4) two ends are provided with positioning ring (5) respectively; It is characterized in that: described positioning ring (5) is the body that goes in ring, and the section of the body that goes in ring is a rectangular tube, and the inner of rectangular tube makes opening slot (5-1); Described secondary rolling element (3) two ends make small stair post (4-1) respectively, described small stair post (4-1) sliding fit is inserted in the described opening slot (5-1), many secondary rolling elements (4) are formed independently colored hurdle oblique crank Z with the positioning ring (5) at two ends and are held support (6), bearing bracket (6) and inside and outside circle (2,1) concentric; The middle part of described secondary rolling element (4) and two main rolling elements (3) retention wire contact of facing mutually, secondary rolling element (4) and outer ring (1), inner ring leave the gap between (2); Described positioning ring (5) and outer ring (1), inner ring leave the gap between (2).
2. high speed pure rolling bearing according to claim 1 is characterized in that: secondary rolling element (4) rotation the time, also revolve round the sun around bearing centre synchronously with positioning ring (5) in the described bearing bracket (6); During bearing bracket (6) revolution, the turning radius of center line equated when the turning radius of its secondary rolling element (4) center line revolved round the sun with main rolling element (3).
3. high speed pure rolling bearing according to claim 1 is characterized in that: the length of described bearing bracket (6), promptly the distance between two positioning rings (5) exterior edge face is slightly less than the thickness of outer ring (1) and inner ring (2).
4. high speed pure rolling bearing according to claim 1 is characterized in that: described outer ring (1), inner ring (2), main rolling element (3), secondary rolling element (4) and positioning ring (5) surface all form compound wearing layer with nanometer, rare-earth ceramic material through injection, sintering.
5. high speed pure rolling bearing according to claim 1 is characterized in that: the shape of described main rolling element (1) can be made into cylindrical body or spheroid or cone shape, forms roller bearing or ball bearing or tapered roller bearing respectively; With the cylindrical body that is shaped as of roller bearing, the corresponding secondary rolling element of ball bearing (4), with the cone that is shaped as of the corresponding secondary rolling element of tapered roller bearing (4).
6. high speed pure rolling bearing according to claim 1 is characterized in that: the quantity of described main rolling element (3), secondary rolling element (4) is even number value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205029535U CN201747775U (en) | 2010-08-21 | 2010-08-21 | High-speed pure-rolling bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205029535U CN201747775U (en) | 2010-08-21 | 2010-08-21 | High-speed pure-rolling bearing |
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| Publication Number | Publication Date |
|---|---|
| CN201747775U true CN201747775U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205029535U Expired - Lifetime CN201747775U (en) | 2010-08-21 | 2010-08-21 | High-speed pure-rolling bearing |
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| Country | Link |
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| CN (1) | CN201747775U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559315A (en) * | 2017-10-11 | 2018-01-09 | 台州中优轴承有限公司 | A kind of high temperature and high speed is high to carry bearing |
| CN108194514A (en) * | 2017-12-20 | 2018-06-22 | 苏州静然克精密机械有限公司 | A kind of rolling bearing |
| CN109751328A (en) * | 2019-03-25 | 2019-05-14 | 华东交通大学 | A New Cage Structure Cylindrical Roller Bearing |
| CN110500358A (en) * | 2019-08-16 | 2019-11-26 | 马勇军 | A kind of self-lubricating bearing |
| CN110949581A (en) * | 2018-09-26 | 2020-04-03 | 通用汽车环球科技运作有限责任公司 | Multi-axis pivoting coupler and drive train architecture for intelligent electric scooter |
-
2010
- 2010-08-21 CN CN2010205029535U patent/CN201747775U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559315A (en) * | 2017-10-11 | 2018-01-09 | 台州中优轴承有限公司 | A kind of high temperature and high speed is high to carry bearing |
| CN108194514A (en) * | 2017-12-20 | 2018-06-22 | 苏州静然克精密机械有限公司 | A kind of rolling bearing |
| CN110949581A (en) * | 2018-09-26 | 2020-04-03 | 通用汽车环球科技运作有限责任公司 | Multi-axis pivoting coupler and drive train architecture for intelligent electric scooter |
| CN110949581B (en) * | 2018-09-26 | 2021-07-06 | 通用汽车环球科技运作有限责任公司 | Multi-axis pivoting coupler and drive train architecture for intelligent electric scooter |
| US11383787B2 (en) | 2018-09-26 | 2022-07-12 | GM Global Technology Operations LLC | Multi-axis pivoting coupler joints and drivetrain architectures for intelligent electric scooters |
| CN109751328A (en) * | 2019-03-25 | 2019-05-14 | 华东交通大学 | A New Cage Structure Cylindrical Roller Bearing |
| CN110500358A (en) * | 2019-08-16 | 2019-11-26 | 马勇军 | A kind of self-lubricating bearing |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |