CN107654492A - Multi-layer multi-row rolling bearing - Google Patents
Multi-layer multi-row rolling bearing Download PDFInfo
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- CN107654492A CN107654492A CN201710484530.1A CN201710484530A CN107654492A CN 107654492 A CN107654492 A CN 107654492A CN 201710484530 A CN201710484530 A CN 201710484530A CN 107654492 A CN107654492 A CN 107654492A
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- Prior art keywords
- rolling element
- row
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- bearing
- layer
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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
- F16C19/38—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 two or more rows of 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
-
- 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
- F16C19/44—Needle bearings
- F16C19/48—Needle bearings with two or more rows of needles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a kind of novel bearing for belonging to field of bearings, i.e., a kind of new multi-layer multi-row rolling bearing.The multi-layer multi-row rolling bearing forms rolling bearing by two layers or multilayer rolling element.Wherein rolling element can be single two rows or multiple rows of.Its internal primary structure is made up of single or multiple delta structures.Compared with traditional rolling bearing, this multi-layer multi-row rolling bearing can improve bearing rotating speed, the slow rolling element heating of solution, improves bearing capacity, reduces bearing volume, bidirectional axial force can be born, and there is certain self-aligning function, so suitable rotating speed is higher, bearing capacity is bigger, greater compactness of space is, it is necessary to bear the application of the occasion of the performance of bidirectional axial force and automatic aligning.
Description
Technical field
The present invention relates to a kind of novel bearing for belonging to field of bearings, i.e., a kind of new multi-layer multi-row rolling bearing.
Background technology
Bearing is a kind of important spare part in contemporary plant equipment.Its major function is the mechanical rotary body of support, is reduced
Coefficient of friction in its motion process, and ensure its rotating accuracy.
By the difference of motor element frictional property, bearing can be divided into rolling bearing and the major class of sliding bearing two.
Rolling bearing advantage is small including frictional resistance, and power consumption is small, and mechanical efficiency is high, easily starts, is generally adapted to height
The application of rotating speed.But the rotating speed of rolling bearing also has certain limitation, especially if its rolling element be cylindrical roller or
Person's taper roller.Rolling element is that the rolling bearing bearing capacity ratio spin of cylindrical roller or taper roller is big, but is generally difficult to win
Appoint high-revolving requirement.The bearing capacity of traditional rolling bearing also has certain limitation.
Once useful double-layer rolling bearing adjusted bearing rotating speed in the past.Utility model patent CN_2081914_U uses double
Layer rolling bearing reduces the movement velocity of rolling element.Utility model patent CN_202140431_U is carried with double-layer rolling bearing
The speed of high bearing.But double-layer rolling bearing can only at most raise speed one times.And such double-layer rolling bearing is helpless to carry
The bearing capacity of high bearing.Such double-layer rolling bearing is due to more rolling elements of one layer of outer layer so that the external diameter of bearing(
That is bearing volume)Increase is a lot, it is impossible to meets the application in compact space.
Common rolling bearing can only typically bear radial load or radial load and unidirectional axial force.Many fields in actual applications
Credit union, which runs into, bidirectional axial force, must be solved sometimes with two unilateral bearings.
In actual applications, the center line of axle and bearing block center line some angular errors, or two because of axle sometimes
Hold that spacing is larger and the rigidity deficiency of axle and produce stress bending or tilt, at this moment just need bearing to have the performance of aligning.
So the above-described limitation and weak point of conventional rolling bearing, having need to improve and solve.
The content of the invention
A kind of new multi-layer multi-row rolling bearing of the present invention, solve above-mentioned conventional rolling bearing limitation and deficiency
Place, higher rotating speed can be competent at, improve bearing capacity, reduce bearing volume, bidirectional axial force can be born, and have necessarily
Self-aligning function.The multi-layer multi-row rolling bearing is made up of two or more rolling layers.Wherein each layer rolling element can be single
Row, two rows or multiple rows of, but it is more than two rows or two rows wherein at least to have one layer of rolling element.Isolating between rolling layer and rolling layer
Layer can be single arc, and multi sphere or corrugated, the latter two can shorten the distance between rolling layer, reduce the height and body of bearing
Product;But the separation layer at interval of two rolling layers must be single arc.Simplest form is 1, about 2 in the case of a dual
Two layers of delta structure(The row's rolling element of upper strata 1, the row's rolling element of lower floor 2):This is the isosceles triangle unit of the first order, this list
Member can also fall 2,1 form applications of isosceles triangle(That is the row's rolling element of upper strata 2, the row's rolling element of lower floor 1).In the case of three layers
Isosceles triangle unit can be with the delta structure of the first order or with entering one-level again(That is the second level)1,2,3 in
Lower three layers(The row's rolling element of upper strata 1, the row's rolling element of middle level 2, the row's rolling element of lower floor 3) delta structure, can also the word of falling product
The 3 of shape, 2,1 form applications, naturally it is also possible to the mixing of the first order and second level isosceles triangle unit, including isosceles triangle and product
The mixing application of character form structure.Must be the restriction of single arc according to the separation layer at interval of two rolling layers, in three-decker
Separation layer between upper strata rolling element and middle level rolling element and the separation layer between middle level rolling element and upper strata rolling element, wherein
One of separation layer must be single arc.By parity of reasoning in the case of more than three layers, such as the isosceles triangle unit in the case of four layers
It can be 1,2,3,4 4 layers of delta structure.In four-layer structure between second layer rolling element and third layer rolling element every
Absciss layer must be just single arc.Multiple multistage isosceles triangle units and its mixing application may extend to the more plurality of rows of situation of more layers.
Isosceles triangle chi structure can reduce the thickness of internal-and external diameter and reduce mechanical design structure;Product word row chi structure can multilayer with reference to and
Lateral inconsistent phenomenon will not occur;Isosceles triangle chi structure can meet design size with the size for adjusting often row's rolling element
It is required that.Angle of 1st row with the 2nd row's rolling element relative to bearing center line in the case of not being ball in two row's rolling elements and rolling element
Degree is symmetrical.In the case where the multiple rows of rolling element and rolling element for having n rows are not ball, the 1st row and n-th row's rolling element,
2nd row and (n-1)th row's rolling element, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, and the angle relative to bearing center line is pair
Claim.
In the case where being made up of inside and outside two layers of rolling element, the multiple rows of rolling bearing of the bilayer forms layer rolling, by following
Part forms, bearing internal layer rolling element and bearing outer layer rolling element;There is a separation layer among internal layer rolling element and outer layer rolling element,
It is that zero clearance coordinates between rolling element;Between the inner ring and internal layer rolling element and the outer ring of bearing and outer layer rolling element of bearing
Also it is that zero clearance coordinates respectively, ensures that product will not vibration.Ectonexine rolling element can be single, two rows or multiple rows of, but wherein
It must be two rows or multiple rows of to have one layer of rolling element.Separation layer between internal layer and outer layer can be single arc, multi sphere or waveform.Should
Bearing inner primary structure may also be what is be made up of single or multiple isosceles triangle units, and the composition and advantage of isosceles triangle unit are
Elaborated in previous section.The 1st row is relative with the 2nd row's rolling element in the case of not being ball in two row's rolling elements and rolling element
In the angle of bearing center line be symmetrical.In the case where having multiple rows of rolling element that n arranges and rolling element being not ball, the 1st row with
N-th row's rolling element, the 2nd row and (n-1)th row's rolling element, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, relative to bearing
The angle of center line is symmetrical.The rotary speed of the two-layer equation rolling bearing is two rolling layer rotary speed sums.
In the case where being made up of inside and outside three layers of rolling element, this three layers multiple rows of rolling bearing form three layers of rolling, then by
Formed with lower part, bearing internal layer rolling element, bearing middle level rolling element and bearing outer layer rolling element;Internal layer rolling element rolls with middle level
There is a separation layer among kinetoplast, it is that zero clearance coordinates between rolling element;Also have among middle level rolling element and outer layer rolling element
One separation layer, it is between rolling element and zero clearance coordinates;The inner ring of bearing and the outer ring of internal layer rolling element and bearing with it is outer
Also it is that zero clearance coordinates respectively between layer rolling element, ensures that product will not vibration.Inside and outside layer rolling element can be single, two rows
Or it is multiple rows of, but it is two rows or multiple rows of wherein at least to have one layer of rolling element.Separation layer between internal layer and middle level and middle level and outer layer
Can be single arc, multi sphere or waveform, but.The Bearing inner primary structure may also be by single or multiple isosceles triangle unit institutes group
Into, the composition and advantage of isosceles triangle unit elaborate in previous section.It is not ball in two row's rolling elements and rolling element
In the case of the 1st row with the 2nd row's rolling element be symmetrical relative to the angle of bearing center line.Have n arrange multiple rows of rolling element and
In the case that rolling element is not ball, the 1st row and n-th row's rolling element, the 2nd row and (n-1)th row's rolling element, the 3rd row with n-th-
2 row's rolling elements, the rest may be inferred by analogy, and the angle relative to bearing center line is symmetrical.The rotary speed of three layers of multiple rows of rolling bearing
For three rolling layer rotary speed sums.
The situation of the multi-layer multi-row bearing composition of more than three rolling layer is by that analogy.In the situation of multiple rolling layers composition
Under, its bearing rotary speed is reachable to be several times as much as conventional rolling bearing.So this multi-layer multi-row rolling bearing can be competent at higher rotating speed,
More high-bearing capacity bears the application scenario of the performance of bidirectional axial force and automatic aligning, it is necessary to compact space.
Brief description of the drawings
Fig. 1 is two layers liang of row's rolling bearing structure schematic diagram.
Fig. 2 is three layer of three row's rolling bearing structure schematic diagram.
Fig. 3 is four layers of multiple rows of rolling bearing structure schematic diagram.
Embodiment
(1)A kind of new multi-layer multi-row rolling bearing, in the case where being made up of inside and outside two layers of rolling element, the bilayer
Multiple rows of rolling bearing forms layer rolling, by being formed with lower part:
A. bearing internal layer rolling element a and bearing outer layer rolling element b;
B. there is a separation layer I among rolling element a and rolling element b, the separation layer I and rolling element a and rolling element b are all that zero clearance is matched somebody with somebody
Close;
C. rolling element a can be ball or needle roller, roller;
D. rolling element b can be ball or needle roller, roller;
E. rolling element a or rolling element b can be single, two rows or multiple rows of, but rolling element a and rolling element b wherein have one layer it is necessary
It is two rows or multiple rows of;
F. separation layer I can be single arc, multi sphere or waveform;
G. the Bearing inner primary structure can be made up of single or multiple isosceles triangle units;
H. the 1st row is pair relative to the angle of bearing center line with the 2nd row's rolling element in the case of not being ball in rolling element a or b
Claim.In the case where having multiple rows of rolling element that n arranges and rolling element being not ball, the 1st row and n-th row's rolling element, the 2nd row with
(n-1)th row's rolling element, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, and the angle relative to bearing center line is symmetrical;
I, rolling elements a and b can be same specification size or specification of different sizes, can be same material, also may be used
To be various material material;
J. the Internal and external cycle of bearing, also it is that zero clearance coordinates respectively with bearing roller a and b.Ensure that product will not vibration;
K. the intensity of all material, machining accuracy all meet requirement;
L. bearing material can be metal, ceramics, or high polymer material, or the hybrid combining between them.
(2)A kind of new multi-layer multi-row rolling bearing, in the case where being made up of inside and outside three layers of rolling element, this three
The multiple rows of rolling bearing of layer forms three layers of rolling, then by being formed with lower part:
A. bearing internal layer rolling element a, bearing middle level rolling element b and bearing outer layer rolling element c;
B. there is a separation layer I among rolling element a and rolling element b, the separation layer I is zero clearance respectively with rolling element a and rolling element b
Coordinate;
C. there is a separation layer II among rolling element b and rolling element c, the separation layer II and rolling element b and rolling element c are between zero respectively
Gap coordinates;
D. rolling element a, rolling element b and rolling element c can be ball or needle roller, roller;
E. rolling element a or rolling element b or rolling element c can be single, two rows or multiple rows of, but wherein have one layer must be two rows or
It is multiple rows of;
F. separation layer I can be single arc, multi sphere or waveform.Separation layer II can also be single arc, multi sphere or waveform.But isolate
One of layer I and separation layer II must be single arcs;
G. the Bearing inner primary structure can be made up of single or multiple isosceles triangle units;
H. the 1st row and the 2nd row's rolling element are relative to bearing in the case of not being ball in rolling element a or rolling element b or rolling element c
The angle of center line is symmetrical.In the case where the multiple rows of rolling element and rolling element for having n rows are not ball, the 1st row and the n-th row
Rolling element, the 2nd row and (n-1)th row's rolling element, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, relative to bearing center line
Angle be symmetrical;
I, rolling element a, rolling element b and rolling element c can be same specification size or specification of different sizes, can
To be same material or various material material;
J. between the Internal and external cycle of bearing and bearing roller a and rolling element c and zero clearance coordinates.Ensure that product will not vibration;
K. the intensity of all material, machining accuracy all meet requirement;
L. bearing material can be metal, ceramics, or high polymer material, or the hybrid combining between them.
(3)A kind of new multi-layer multi-row rolling bearing, in the case where being made up of more than three layers rolling element, formed more
Layer is rolled, and it is formed according to the above(1)With(2)Analogize.
Claims (20)
1. a kind of new multi-layer multi-row rolling bearing, in the case where being made up of inside and outside two layers of rolling element, the multiple rows of rolling of the bilayer
Dynamic bearing forms layer rolling, by being formed with lower part:A. bearing internal layer rolling element a and bearing outer layer rolling element b;B. rolling element
There is a separation layer I among a and rolling element b, the separation layer I and rolling element a and rolling element b are all that zero clearance coordinates;C. rolling element a
Can be ball or needle roller with rolling element b, roller;D. rolling element a or rolling element b can be single, two rows or more
Row, but it must be two rows or multiple rows of that rolling element a and rolling element b, which wherein have one layer,;E. separation layer I can be single arc, multi sphere or ripple
Shape wave;F. the Internal and external cycle of bearing, also it is that zero clearance coordinates respectively with bearing roller a and b;Ensure that product will not vibration.
2. a kind of new double-deck multiple rows of rolling bearing according to claim 1, wherein rolling element a and b can be same advises
Lattice size or specification of different sizes, can be same material or various material material.
3. a kind of new double-deck multiple rows of rolling bearing according to claim 1, is not the feelings of ball in rolling element a or b
The 1st row is symmetrical relative to the angle of bearing center line with the 2nd row's rolling element under condition;In the multiple rows of rolling element and rolling for having n rows
In the case that body is not ball, the 1st row and n-th row's rolling element, the 2nd row and (n-1)th row's rolling element, the 3rd row and the n-th -2 row
Rolling element, the rest may be inferred by analogy, and the angle relative to bearing center line is symmetrical.
4. a kind of new double-deck multiple rows of rolling bearing according to claim 1, its internal primary structure be by single or
Multiple first order(About 1,2 two layer of delta structure, i.e. the row's rolling element of upper strata 1, the row's rolling element of lower floor 2) isosceles triangle list
Member is formed, including to fall 2,1 form of isosceles triangle(That is the row's rolling element of upper strata 2, the row's rolling element of lower floor 1) and theirs is mixed
It is combined into.
5. a kind of new double-deck multiple rows of rolling bearing according to claim 1, wherein bearing material can be metal,
Ceramics, or high polymer material, or the hybrid combining between them.
6. a kind of new double-deck multiple rows of rolling bearing according to claim 1, the wherein intensity of all material, processing
Precision all meets requirement.
7. a kind of new multi-layer multi-row rolling bearing, in the case where being made up of inside and outside three layers of rolling element, this three layers multiple rows of
Rolling bearing forms three layers of rolling, by being formed with lower part:
A. bearing internal layer rolling element a, bearing middle level rolling element b and bearing outer layer rolling element c;
B. there is a separation layer I among rolling element a and rolling element b, the separation layer I is zero clearance respectively with rolling element a and rolling element b
Coordinate;
C. there is a separation layer II among rolling element b and rolling element c, the separation layer II and rolling element b and rolling element c are between zero respectively
Gap coordinates;
D. rolling element a, rolling element b and rolling element c can be ball or needle roller, roller;
E. rolling element a or rolling element b or rolling element c can be single, two rows or multiple rows of, but wherein have one layer must be two rows or
It is multiple rows of;
F. separation layer I and separation layer II can be single arc, multi sphere or waveform respectively, but separation layer I and separation layer II wherein it
When single arc;
G. between the Internal and external cycle of bearing and bearing roller a and rolling element c and zero clearance coordinates;
Ensure that product will not vibration.
8. a kind of three layers of new multiple rows of rolling bearing according to claim 7, wherein rolling element a, rolling element b and rolling
Kinetoplast c can be same specification size or specification of different sizes, can be same material or a variety of materials
Material.
9. a kind of three layers of new multiple rows of rolling bearing according to claim 7, wherein in rolling element a or rolling element b or
Rolling element c is not that the 1st row with the 2nd row's rolling element is symmetrical relative to the angle of bearing center line in the case of ball;There are n rows
Multiple rows of rolling element and in the case that rolling element is not ball, the 1st row and n-th row's rolling element, the 2nd row roll with the (n-1)th row
Body, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, and the angle relative to bearing center line is symmetrical.
10. a kind of three layers of new multiple rows of rolling bearing according to claim 7, its internal primary structure is by single
Or multiple isosceles triangle units are formed:Isosceles triangle unit can be the first order(About 1,2 two layer of delta structure, i.e., on
1 row's rolling element of layer, the row's rolling element of lower floor 2;2,1 form of isosceles triangle, i.e. the row's rolling element of upper strata 2 can also be fallen, the row of lower floor 1 rolling
Kinetoplast) or the second level(The delta structure of 1,2,3 three layers of upper, middle and lower, i.e. the row's rolling element of upper strata 1, the row of middle level 2 roll
Body, the row's rolling element of lower floor 3;It can also fall 3,2,1 forms of isosceles triangle, i.e. the row's rolling element of upper strata 3, the row's rolling element of middle level 2, under
1 row's rolling element of layer), respective mixing and the mixing between them of the first order and second level isosceles triangle unit, bag can also be used
Include isosceles triangle and the mixing application of delta structure.
11. a kind of three layers of new multiple rows of rolling bearing according to claim 7, wherein bearing material can be metal,
Ceramics, or high polymer material, or the hybrid combining between them.
12. a kind of three layers of new multiple rows of rolling bearing according to claim 7, the wherein intensity of all material, processing
Precision all meets requirement.
13. a kind of new multi-layer multi-row rolling bearing, in the case where being made up of more than three layers rolling element, form multilayer rolling
Dynamic, it is formed wants 7 to analogize according to claim 1 and power.
A kind of 14. new multi-layer multi-row rolling bearing according to claim 13, wherein each layer rolling element can be same
Specification or specification of different sizes, can be same material or various material material.
A kind of 15. new multi-layer multi-row rolling bearing according to claim 13, wherein not being ball in rolling element
In the case of the 1st row with the 2nd row's rolling element be symmetrical relative to the angle of bearing center line.
16. in the case where the multiple rows of rolling element and rolling element for having n rows are not ball, the 1st row and n-th row's rolling element, the 2nd row
With n-th -1 row's rolling element, the 3rd row and n-th -2 row's rolling element, the rest may be inferred by analogy, and the angle relative to bearing center line is symmetrical
's.
17. a kind of new multi-layer multi-row rolling bearing according to claim 13, its internal primary structure is by single
Or multiple isosceles triangle units are formed:Isosceles triangle unit can be the first order(About 1,2 two layer of delta structure, i.e. upper strata 1
Arrange rolling element, the row's rolling element of lower floor 2;2,1 form of isosceles triangle, i.e. the row's rolling element of upper strata 2 can also be fallen, the row of lower floor 1 rolls
Body) or the second level(The delta structure of 1,2,3 three layers of upper, middle and lower, i.e. the row's rolling element of upper strata 1, the row of middle level 2 roll
Body, the row's rolling element of lower floor 3;It can also fall 3,2,1 forms of isosceles triangle, i.e. the row's rolling element of upper strata 3, the row's rolling element of middle level 2, under
1 row's rolling element of layer)Or the third level(1,2,3,4 four layer of delta structure, or the 4 of isosceles triangle, 3,2,1 forms),
It can also be n-th grade(1,2,3 ..., n, n+1 n+1 layers delta structure, or the n+1 of isosceles triangle, n ..., 3,2,1
Form), can also use the first order, the second level, the third level, respective mixing to n-th grade of isosceles triangle unit and they between
Mixing, including isosceles triangle and the mixing application of delta structure.
18. in sandwich construction, the separation layer at interval of two rolling layers must be single arc:Such as 9 in 10 Rotating fields
Individual separation layer, or the 2nd, the 4th, the 6th and the 8th separation layer is single arc, or the 1st, the 3rd, the 5th, the 7th and the 9th separation layer
It is single arc;By parity of reasoning for more Rotating fields.
19. a kind of new multi-layer multi-row rolling bearing according to claim 13, wherein bearing material can be gold
Category, ceramics, or high polymer material, or the hybrid combining between them.
20. the intensity of a kind of new the multi-layer multi-row rolling bearing, wherein all material according to claim 13, adds
Work precision all meets requirement.
Priority Applications (1)
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CN201710484530.1A CN107654492A (en) | 2017-06-23 | 2017-06-23 | Multi-layer multi-row rolling bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710484530.1A CN107654492A (en) | 2017-06-23 | 2017-06-23 | Multi-layer multi-row rolling bearing |
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CN107654492A true CN107654492A (en) | 2018-02-02 |
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ID=61127692
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CN201710484530.1A Pending CN107654492A (en) | 2017-06-23 | 2017-06-23 | Multi-layer multi-row rolling bearing |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2769674A (en) * | 1952-08-29 | 1956-11-06 | Neuffer Karl | Roller bearings |
CN200968354Y (en) * | 2006-10-31 | 2007-10-31 | 陈兆红 | High speed bearings |
CN104343819A (en) * | 2014-11-05 | 2015-02-11 | 武汉包尼喜科技有限公司 | Multilayer rolling bearing |
CN205744897U (en) * | 2016-05-17 | 2016-11-30 | 南安市品龙新材料科技有限公司 | A kind of double-deck roller body bearing |
-
2017
- 2017-06-23 CN CN201710484530.1A patent/CN107654492A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2769674A (en) * | 1952-08-29 | 1956-11-06 | Neuffer Karl | Roller bearings |
CN200968354Y (en) * | 2006-10-31 | 2007-10-31 | 陈兆红 | High speed bearings |
CN104343819A (en) * | 2014-11-05 | 2015-02-11 | 武汉包尼喜科技有限公司 | Multilayer rolling bearing |
CN205744897U (en) * | 2016-05-17 | 2016-11-30 | 南安市品龙新材料科技有限公司 | A kind of double-deck roller body bearing |
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Application publication date: 20180202 |