CN101813135B - Intercrossing roller bearing, angular contact roller bearing and fabricating methods thereof - Google Patents
Intercrossing roller bearing, angular contact roller bearing and fabricating methods thereof Download PDFInfo
- Publication number
- CN101813135B CN101813135B CN 201010116041 CN201010116041A CN101813135B CN 101813135 B CN101813135 B CN 101813135B CN 201010116041 CN201010116041 CN 201010116041 CN 201010116041 A CN201010116041 A CN 201010116041A CN 101813135 B CN101813135 B CN 101813135B
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- Prior art keywords
- roller bearing
- outer ring
- angular contact
- inner ring
- crossed roller
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- Expired - Fee Related
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- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
- F16C19/361—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 cylindrical rollers
- F16C19/362—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 cylindrical rollers the rollers being crossed within the single row
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- 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
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
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- 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
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
This invention provides intercrossing roller bearing, angular contact roller bearing and fabricating methods thereof, which differently uses the intercrossing roller bearing, angular contact roller bearing based on the required rigidity and the inserting space with less parts structure. Said intercrossing roller bearing having rolling body (25) between the inner ring (14Ir) and the outer ring (14Or) adopts both the inner ring (14Ir) and the outer ring (14Or) and.
Description
Technical field
The application advocates the preference based on the Japanese patent application of on February 20th, 2009 application 2009-38230 number.The full content of this application is quoted in this manual through reference.
The present invention relates to the production method of crossed roller bearing, angular contact roller bearing and crossed roller bearing and angular contact roller bearing.
Background technique
The retarder that is inserted with crossed roller bearing is disclosed in Fig. 1 of patent documentation 1.
And, the retarder that is inserted with angular contact roller bearing is disclosed in the Fig. 4 with patent documentation.
Patent documentation 1: TOHKEMY 2003-74646 communique (Fig. 1, Fig. 4)
Since above-mentioned crossed roller bearing and angular contact roller bearing on the function, be different bearings on the structure, the shape of Internal and external cycle is also different, so individually design or manufacturing respectively.Therefore, cost of production uprises.
Summary of the invention
The problem that the present invention will solve is, reduces the part number of packages when making crossed roller bearing and angular contact roller bearing, and crossed roller bearing and angular contact roller bearing are provided at low cost.
The present invention solves above-mentioned problem through following technological scheme; That is: as the crossed roller bearing that between inner ring and outer ring, has rolling element, use above-mentioned inner ring and outer ring both sides by the bearing that constitutes along the center in the space that rolling surface centered on through this inner ring and outer ring and with the 1st, the 2nd Internal and external cycle that the axial vertical face that is supported body is cut apart respectively.
Relevant crossed roller bearing is set as inner ring and outer ring both sides by constituting along the center in the space that rolling surface centered on through this inner ring and outer ring and with the 1st, the 2nd Internal and external cycle that the axial vertical face that is supported body is cut apart respectively.As a result, can use the relative Internal and external cycle of this crossed roller bearing and rolling element to make angular contact roller bearing, so can reduce the manufacture cost of this bearing.And; When this crossed roller bearing is supported the size of body in the needs shortening; Can be with the part of inner ring and outer ring and rolling element as crossed roller bearing, when needs improve the rigidity that is supported body or capacity, can use as angular contact roller bearing through above-mentioned part.
Promptly; According to the present invention; The Internal and external cycle and the rolling element of crossed roller bearing are diverted to angular contact roller bearing, can through common less design of part and above-mentioned be supported body rigidity, insert desired specification such as space and use above-mentioned two bearings with the low cost difference accordingly.
The invention effect
According to the present invention, can reduce the part number of packages when making crossed roller bearing and angular contact roller bearing, crossed roller bearing and angular contact roller bearing are provided at low cost.
Description of drawings
Fig. 1 is the sectional arrangement drawing of crossed roller bearing involved in the present invention.
Fig. 2 is the concise and to the point sectional drawing of combination of the Internal and external cycle of expression crossed roller bearing involved in the present invention.
Fig. 3 is the sectional arrangement drawing that inserts the retarder of crossed roller bearing of the present invention.
Fig. 4 is the sectional arrangement drawing of retarder that crossed roller bearing of the present invention is inserted as angular contact roller bearing.
Fig. 5 is the A part enlarged view of retarder G1 shown in Figure 4.
Fig. 6 is the B part enlarged view of retarder G2 shown in Figure 5.
Description of reference numerals
The 14-crossed roller bearing, 14Or-outer ring, 14Ir-inner ring, 16, the 18-angular contact roller bearing; 21,22-the 1st, the 2nd outer ring, 23,24-the 1st, the 2nd inner ring, 21A～24A-rolling surface, 25-roller (rolling element); The 26-space, the center in 26A-space, X-is axial, P-and axial vertical face.
Embodiment
Below, an embodiment of mode of execution of the present invention is described based on Fig. 1.
At first, the related crossed roller bearing 14 of an embodiment of mode of execution of the present invention is described.The sectional arrangement drawing of Fig. 1 (a) expression crossed roller bearing 14.
Crossed roller bearing 14 has: outer ring 14Or, inner ring 14Ir, be configured in the roller (rolling element) 25 between this outer ring 14Or and the inner ring 14Ir.
The axial central authorities in the interior week of 14Or are formed with rolling surface 21A, the 22A of the inboard and mutually orthogonal of 14Or towards this outer ring itself in the outer ring.Axial central authorities in the periphery of inner ring 14Ir are formed with rolling surface 23A, 24A towards the inboard and mutually orthogonal of this inner ring 14Ir itself.
Outer ring 14Or is divided into 2 outer rings along the center 26A in the space 26 that the rolling surface 21A～24A through outer ring 14Or and inner ring 14Ir is centered on and with the vertical face P of axial X that is supported body (omitting diagram) that the interior all sides that are inserted in this crossed roller bearing 14 are supported, i.e. the 21, the 2nd outer ring 22, the 1st outer ring.The 21, the 2nd outer ring 22, the 1st outer ring has the shape that the face that foursquare 1 summit is cut off with 45 degree is made as above-mentioned rolling surface 21A, 22A at the section parallel with its axial X (section that Fig. 1 representes).
Inner ring 14Ir is divided into 2 inner rings along the center 26A in the space 26 that the rolling surface 21A～24A through outer ring 14Or and inner ring 14Ir is centered on and with the vertical face P of axial X that is supported body (omitting diagram), i.e. the 1st inner ring the 23, the 2nd inner ring 24.The 1st inner ring the 23, the 2nd inner ring 24 also has the shape that the face that foursquare 1 summit is cut off with 45 degree is made as above-mentioned rolling surface 23A, 24A at the section parallel with its axial X (section that Fig. 1 representes).
That is, the 21, the 2nd outer ring 22, the 1st outer ring and the 1st inner ring the 23, the 2nd inner ring 24 section parallel with axial X separately are that the center becomes point-symmetric shape with the center 26A in the space 26 that centered on by rolling surface 21A～24A.
Roller (rolling element) 25 be by the cylindrical formation of diameter identical with height (axial length of rolling element 25) (strictly say, diameter be slightly less than height), and whenever change 90 at a distance from 1 and spend directions and be inserted into.
Secondly, utilize Fig. 1 (b), the situation that this crossed roller bearing 14 is applied flexibly to a pair of angular contact roller bearing 16,18 is described.In addition, in Fig. 1 (b), for corresponding part (identical part) additional phase of the part of the crossed roller bearing 14 of Fig. 1 (a) with reference character.
One side's angular contact roller bearing 16 through in the 1st, the 2nd Internal and external cycle 21～24 of the crossed roller bearing 14 of Fig. 1 (a), above-mentioned rolling surface 21A, 24A relative the 1st outer ring 21 and the 2nd inner ring 24 and roller 25 constitute.The identical roller of roller roller 25 and that constitute crossed roller bearing 14 25 all inserts to identical direction (becoming the direction at right angle to Z1 with sloping shaft).
An other side's angular contact roller bearing 18 by in the 1st, the 2nd Internal and external cycle 21～24 of the crossed roller bearing 14 of Fig. 1 (a), above-mentioned rolling surface 22A, 23A relative the 2nd outer ring 22 and the 1st inner ring 23 and roller 25 constitute.The identical roller of roller roller 25 and that constitute crossed roller bearing 14 25 all inserts to identical direction (becoming the direction at right angle to Z2 with sloping shaft).
Part through above-mentioned crossed roller bearing of dual-purpose 14 and a pair of angular contact roller bearing 16,18 can reduce the part number of packages of two bearings 14, (16,18), and crossed roller bearing 14 and angular contact roller bearing 16,18 are provided at low cost.And; Can confirm the production method of crossed roller bearing 14 and angular contact roller bearing 16,18; It is characterized in that; Make crossed roller bearing 14 by the center 26A in the space 26 that is centered on along rolling surface 21A～24A and the 1st, the 2nd Internal and external cycle 21～24 and the rolling element 25 that the face P vertical with the axial X that is supported body cut apart respectively through inner ring 23,24 and outer ring 21,22; And in the 1st, the 2nd Internal and external cycle 21～24, by rolling surface 21A～24A relative a pair of inner ring 24,23 and outer ring 21,22 and rolling element 25 make angular contact roller bearings 16,18.
In addition, in Fig. 1, the section shape of the Internal and external cycle 21～24 of above-mentioned crossed roller bearing 14 and angular contact roller bearing 16,18 is a point symmetry, but the section shape of the Internal and external cycle 21～24 of this crossed roller bearing 14 can not be a point symmetry.
Below, describe for the combination of the shape of the 1st, the 2nd Internal and external cycle 21～24 that constitutes crossed roller bearing 14.
The related concise and to the point sectional drawing of combination example of representing the 1st, the 2nd Internal and external cycle 21～24 of crossed roller bearing 14 at Fig. 2.
To mode of execution shown in Figure 2 (a)～(g) describe.
In mode of execution (a), the length L 2 of the radial direction of the section shape of the 1st, the 2nd Internal and external cycle 21a～24a becomes the shape of being longer than axial length L 1.And, it is characterized in that the bight, the outside of the 1st outer ring 21a, the 2nd outer ring 22a has fillet (R).
In mode of execution (b), the axial length L 3 of the section shape of Internal and external cycle 21b～24b becomes the shape of the length L 4 of being longer than radial direction.And, it is characterized in that the bight, the outside of the 1st outer ring 21b, the 2nd outer ring 22b has fillet.
In mode of execution (c), with mode of execution (b) likewise, become the shape of the length L 4 of being longer than radial direction in the axial length L 3 of the 2nd Internal and external cycle 22c, 24c.And, it is characterized in that the bight, the outside of the 1st outer ring 21c, the 2nd outer ring 22c has fillet.But the axial length L 5 of the 1st Internal and external cycle 21c, 23c is longer than the axial length L 3 of the 2nd Internal and external cycle 22c, 24c, so different with mode of execution (b).
In mode of execution (d), the axial length of crossed roller bearing 14 is the relation of (the axial length L 7 of the 1st outer ring 21d)＜(the axial length L 6 of the 2nd Internal and external cycle 22d, 24d)＜(the axial length L 5 of the 1st inner ring 23d).And, it is characterized in that the bight, the outside of the 1st outer ring 21d, the 2nd outer ring 22d has fillet.
In mode of execution (e), the axial length of crossed roller bearing 14 is the relation of (the axial length L 7 of the 1st inner ring 23e)＜(the axial length L 6 of the 2nd Internal and external cycle 22e, 24e)＜(the axial length L 5 of the 1st outer ring 21e).And, it is characterized in that the bight, the outside of the 1st outer ring 21e, the 2nd outer ring 22e has fillet.
In mode of execution (f), the length L 8 of the radial direction of the 1st inner ring 23f is longer than axial length L 7.The length L 7 of the radial direction of other Internal and external cycle 21f, 22f, 24f is all identical with axial length L 7.And, it is characterized in that the bight, the outside of the 1st outer ring 21f, the 2nd outer ring 22f has fillet.
In mode of execution (g), the length L 8 of the radial direction of the 1st outer ring 21g is longer than axial length L 7.The length L 7 of the radial direction of the 2nd outer ring 22g, the 1st inner ring 23g, the 2nd inner ring 24g is all identical with axial length L 7.And, it is characterized in that the bight, the outside of the 1st outer ring 21g, the 2nd outer ring 22g has fillet.
Like this, each the 1st, the 2nd Internal and external cycle 21a～24a of crossed roller bearing 14a～14g, 21b～24b ..., 21g～24g size or shape suitably change with the relation of the parts of periphery can be inserted in retarder etc. according to crossed roller bearing 14a～14g (angular contact roller bearing that perhaps uses the part of this crossed roller bearing to constitute) time.But; In order these crossed roller bearings 14a～14g to be diverted to a pair of angular contact roller bearing (omit diagram), each the 1st, the 2nd Internal and external cycle 21a～24a, 21b～24b ..., 21g～24g all need be cut apart along the center 26Aa～26Ag of the space 26a～26g that rolling surface centered on through each inner ring and outer ring and the face Pa～Pg vertical with the axial X that is supported body.
Thus, though not shown, each crossed roller bearing 14a～14g can be diverted to comprise rolling surface relative the 1st outer ring 21a～21g and the angular contact roller bearing of the 2nd inner ring 24a～24g.And, equally can with crossed roller bearing 14a～14g be diverted to comprise rolling surface a relative other side's the 2nd outer ring 22a～22g and the angular contact roller bearing of the 1st inner ring 23a～23g.
Secondly, the embodiment that the crossed roller bearing shown in Fig. 1 14 or angular contact roller bearing 16,18 are inserted the mode of execution of retarder G1, G2 is described.
The sectional arrangement drawing of representing to insert the retarder G1 of crossed roller bearing 14 at Fig. 3.
Be formed with 3 eccentric bodies 42 (42A, 42B, 42C) of 120 ° of phase differences at the bent axle (input shaft) 41 of retarder G1.Bent axle 41 is rotatably freely supported on wheel carrier 48 and shell 50 through pair of bearings 55,56.
Through roller 43 (43A, 43B, 43C) 3 planetary pinions 40 (40A, 40B, 40C) are installed at each eccentric body 42.This planetary pinion 40 is engaged in internal gear 44 in respectively.
In addition, internal gear 44 structure of interior all sides of being inserted in shell 50 that becomes one.
In axial formation is a plurality of, roll hole 45 (45A, 45B, 45C) at planetary pinion 40, and roll 46 and sold inside the country 47 in being inserted with.Should be sold inside the country 47 in its axial distolateral and wheel carrier 48 bindings.Wheel carrier 48 is rotated supporting (below, utilize Fig. 5 to detail) with respect to shell 50 through crossed roller bearing 14.
Through above-mentioned structure; The swing composition of each planetary pinion 40 through roll in each planetary pinion 40 hole 45 with in roll 46 chimeric being absorbed in interval, and the suitable rotation of rotation composition of planetary pinion 40 that can be when wheel carrier 48 is discharged with fixed annulus 44.And, also can the rotation of the internal gear 44 of the time rotational of restrictions planetary gear 40 be discharged as output.
Secondly, the retarder G2 that is inserted with the angular contact roller bearing 16,18 shown in Fig. 1 is shown in Fig. 4.
End possesses the 1st, the 2nd wheel carrier 248 (248A, 248B) is arranged on the limit of the planetary pinion that is linked to bent axle 241 240.
This bent axle 241 is supported through pair of bearings 255,256 rotations with respect to wheel carrier 248 freely.And this wheel carrier 248 is supported (below, utilize Fig. 6 to detail) through a pair of angular contact roller bearing 16,18 with respect to shell 250 rotation freely.
For other structure, the structure (Fig. 3) with the retarder G1 that uses above-mentioned crossed roller bearing 14 is identical basically, so to the part corresponding with Fig. 3 (on the function identical part) the identical mark of additional back 2 figure places, omission repeat specification.
At this, utilize enlarged view (Fig. 5, Fig. 6), crossed roller bearing 14, the angular contact roller bearing 16,18 that is inserted in above-mentioned retarder G1, G2 described in further detail.
At the enlarged view of the part that V centered on of Fig. 5 presentation graphs 3, at the enlarged view of the part that VI centered on of Fig. 6 presentation graphs 4.
In addition, in Fig. 5, Fig. 6, represent the corresponding identical part of part with the crossed roller bearing 14 shown in Fig. 1 (A), (B), angular contact roller bearing 16,18 with identical label.
The crossed roller bearing 14 of supporting wheel frame shown in Figure 5 (being supported body) 48 has roller 25 between the 1st inner ring the 23, the 2nd inner ring 24 and the 21, the 2nd outer ring 22, the 1st outer ring.
The 1st inner ring the 23, the 2nd inner ring 24 constitutes with the 1st, the 2nd Internal and external cycle 21～24 that the 1st outer ring the 21, the 2nd outer ring 22 both sides are cut apart respectively by the center and the face P vertical with the axial X of wheel carrier (being supported body) 48 in the space 26 that is centered on along the rolling surface 21A～24A through this inner ring and outer ring.
1st, the 2nd Internal and external cycle 21～24 is that the center becomes point-symmetric section shape with the center in the space 26 that centered on by rolling surface 21A～24A.
The Internal and external cycle of angular contact roller bearing 16 shown in Figure 6 through in the 1st, the 2nd Internal and external cycle 21～24 of above-mentioned crossed roller bearing 14, in the axial section of wheel carrier (being supported body) 248A, 248B rolling surface 21a, 24a relative the 1st outer ring 21 and the 2nd inner ring 24 constitute each other.
The Internal and external cycle of angular contact roller bearing 18 similarly, through in the 1st, the 2nd Internal and external cycle 21～24 of crossed roller bearing 14, rolling surface 22a, 23a relative the 1st inner ring 23 and the 2nd outer ring 22 constitute each other.
The identical roller 25 of shape and the roller that is used for crossed roller bearing 14 25 is between the rolling surface 21A～24A of each Internal and external cycle 21～24.
According to above situation, can the Internal and external cycle 21～24 and the roller 25 of crossed roller bearing 14 be diverted to angular contact roller bearing 16,18.
That is, can reduce manufacturing crossed roller bearing 14 and 16,18 o'clock part number of packages of angular contact roller bearing and crossed roller bearing 14 and angular contact roller bearing 16,18 are provided at low cost.And, also can confirm the production method of the part of dual-purpose two bearings 14, (16,18).
Thus, when needs shorten the size of retarder G1, can use as crossed roller bearing 14.And, when the rigidity that is necessary to make retarder G2 or capacity improve, can be as a pair of angular contact roller bearing 16,18 and combination is used.
Claims (2)
1. an angular contact roller bearing is characterized in that,
This angular contact roller bearing uses above-mentioned inner ring, outer ring and the rolling element of the crossed roller bearing that between inner ring and outer ring, has rolling element to constitute,
In the above-mentioned crossed roller bearing, above-mentioned inner ring and outer ring both sides are by constituting along the center in the space that rolling surface centered on through this inner ring and outer ring and with the 1st, the 2nd Internal and external cycle that the axial vertical face that is supported body is cut apart respectively,
In the above-mentioned angular contact roller bearing; Constitute inner ring and outer ring through a pair of inner ring in above-mentioned the 1st, the 2nd Internal and external cycle of above-mentioned crossed roller bearing, that above-mentioned rolling surface is relative and outer ring; And, possess the shape rolling element identical with the rolling element of above-mentioned crossed roller bearing.
2. the production method of crossed roller bearing and angular contact roller bearing is characterized in that,
By making crossed roller bearing, make angular contact roller bearing through the rolling element of a pair of inner ring, outer ring and above-mentioned crossed roller bearing in the 1st, the 2nd Internal and external cycle of above-mentioned crossed roller bearing, that above-mentioned rolling surface is relative along the center in the space that rolling surface centered on through inner ring and outer ring and with the 1st, the 2nd Internal and external cycle and rolling element that the axial vertical face that is supported body is cut apart respectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009038230A JP5180869B2 (en) | 2009-02-20 | 2009-02-20 | A pair of angular roller bearings |
| JP038230/2009 | 2009-02-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101813135A CN101813135A (en) | 2010-08-25 |
| CN101813135B true CN101813135B (en) | 2012-05-23 |
Family
ID=42620469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010116041 Expired - Fee Related CN101813135B (en) | 2009-02-20 | 2010-02-09 | Intercrossing roller bearing, angular contact roller bearing and fabricating methods thereof |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP5180869B2 (en) |
| KR (1) | KR101163993B1 (en) |
| CN (1) | CN101813135B (en) |
| DE (1) | DE102010008550A1 (en) |
| TW (1) | TWI390123B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5234990B2 (en) | 2009-05-13 | 2013-07-10 | 住友重機械工業株式会社 | Bearing structure |
| CN102606621B (en) * | 2012-03-30 | 2014-05-21 | 洛阳轴承研究所有限公司 | Design method of cross cylindrical roller bearing with two right-angle roller paths |
| CN104019123A (en) * | 2014-05-04 | 2014-09-03 | 洛阳百思特精密机械制造有限公司 | Multi-row cylindrical roller thrust bearing |
| JP7058929B2 (en) | 2015-10-27 | 2022-04-25 | キヤノン株式会社 | Drive devices, robot devices, control methods, article manufacturing methods, control programs, and recording media |
| DE102019106276A1 (en) * | 2019-03-12 | 2020-09-17 | Schaeffler Technologies AG & Co. KG | Rotor bearing of a wind turbine Technical area |
| JP2021004660A (en) * | 2019-06-27 | 2021-01-14 | ナブテスコ株式会社 | Bearing and reduction gear |
| CN112628291A (en) * | 2020-12-07 | 2021-04-09 | 珠海格力电器股份有限公司 | Crossed roller bearing, harmonic reducer and robot with same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60184749A (en) | 1985-02-18 | 1985-09-20 | Teijin Seiki Co Ltd | Reduction gear unit |
| JPH0960647A (en) * | 1995-08-24 | 1997-03-04 | Mitsubishi Heavy Ind Ltd | Crossed roller bearing with flange |
| JP2003148480A (en) * | 2001-11-15 | 2003-05-21 | Nsk Ltd | Rolling bearing |
| JP4390124B2 (en) * | 2001-05-22 | 2009-12-24 | 株式会社ハーモニック・ドライブ・システムズ | Lightweight bearing manufacturing method |
| JP2003074646A (en) | 2001-08-30 | 2003-03-12 | Sumitomo Heavy Ind Ltd | Internal gear structure for internal meshing planetary gears |
| JP2004324733A (en) * | 2003-04-23 | 2004-11-18 | Ntn Corp | Cross roller bearing |
| JP2009038230A (en) | 2007-08-02 | 2009-02-19 | Ushio Inc | Light radiation type heat treatment apparatus |
-
2009
- 2009-02-20 JP JP2009038230A patent/JP5180869B2/en active Active
-
2010
- 2010-02-09 CN CN 201010116041 patent/CN101813135B/en not_active Expired - Fee Related
- 2010-02-12 TW TW99104745A patent/TWI390123B/en not_active IP Right Cessation
- 2010-02-17 KR KR20100014038A patent/KR101163993B1/en active IP Right Grant
- 2010-02-19 DE DE201010008550 patent/DE102010008550A1/en not_active Ceased
Non-Patent Citations (2)
| Title |
|---|
| JP昭63-92820A 1988.04.23 |
| JP特开2003-74646A 2003.03.12 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20100095374A (en) | 2010-08-30 |
| JP2010190408A (en) | 2010-09-02 |
| JP5180869B2 (en) | 2013-04-10 |
| CN101813135A (en) | 2010-08-25 |
| DE102010008550A1 (en) | 2010-10-14 |
| TW201031831A (en) | 2010-09-01 |
| KR101163993B1 (en) | 2012-07-18 |
| TWI390123B (en) | 2013-03-21 |
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