WO2017109826A1 - クロスローラベアリング - Google Patents
クロスローラベアリング Download PDFInfo
- Publication number
- WO2017109826A1 WO2017109826A1 PCT/JP2015/085623 JP2015085623W WO2017109826A1 WO 2017109826 A1 WO2017109826 A1 WO 2017109826A1 JP 2015085623 W JP2015085623 W JP 2015085623W WO 2017109826 A1 WO2017109826 A1 WO 2017109826A1
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- WO
- WIPO (PCT)
- Prior art keywords
- groove
- inner ring
- roller
- opening
- circumferential
- Prior art date
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Classifications
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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
- F16C19/22—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
-
- 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
-
- 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
-
- 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
- F16C19/383—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 with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
-
- 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
-
- 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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or 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
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/02—General use or purpose, i.e. no use, purpose, special adaptation or modification indicated or a wide variety of uses mentioned
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/80—Labyrinth sealings
Definitions
- the present invention relates to a cross roller bearing, and more particularly to an improvement of a roller insertion groove for inserting a cylindrical roller formed in an inner ring thereof.
- the cross-roller bearing is alternately orthogonal to the inner ring and the outer ring, an annular roller raceway having a rectangular cross section formed between them, and the circumferential direction in the roller raceway. And a plurality of cylindrical rollers inserted so as to be able to roll in a state where In a cross roller bearing having an integral inner ring and an integral outer ring, a roller insertion groove or a roller insertion hole is provided in the inner ring or the outer ring in order to insert a cylindrical roller into the roller raceway. The roller insertion groove or roller insertion hole is sealed by a stopper after the cylindrical roller is inserted.
- Patent Documents 1 and 2 propose a cross roller bearing in which a roller insertion groove is formed in an inner ring.
- the roller insertion groove 101 formed in the inner ring 100 is open to the roller raceway surface portion 103 formed in the inner ring outer peripheral surface 102.
- the present inventors have found that significant stress concentration occurs at the corner portion 105 of the opening edge 104 of the roller insertion groove 101 that opens in the roller raceway surface portion 103, and this corner portion is likely to be a starting point of fracture due to metal fatigue. I found it.
- the corner of the roller insertion groove is likely to be the starting point of fracture due to metal fatigue, and the fatigue strength is greatly reduced. There is.
- an object of the present invention is to provide a cross roller bearing capable of reducing the stress concentration at the corner of the roller insertion groove formed in the inner ring and improving the fatigue strength.
- the cross roller bearing of the present invention is An inner ring and an outer ring, A roller raceway formed between an inner ring side V-groove formed on the outer peripheral surface of the inner ring and an outer ring side V-groove formed on the inner peripheral surface of the outer ring; A plurality of rollers inserted in the roller track; A roller insertion groove formed in the inner ring for inserting the roller into the roller track; A stopper sealing the roller insertion groove; Have The inner ring side V-groove is A pair of inclined raceway surfaces on which the rollers roll; A concave surface formed between the inclined track surfaces and not in contact with the rollers; A minimum outer diameter portion of the inner ring located in the concave surface; With The roller insertion groove is An end face side groove opening exposed at one annular end face of the inner ring; An outer peripheral surface side groove opening exposed to the inner ring side V groove of the inner ring outer peripheral surface continuously to the end surface side groove opening; With The outer circumferential surface side groove opening is
- the roller insertion groove is open to the inner ring side V groove on the outer peripheral surface of the inner ring.
- This opening that is, the outer circumferential surface side groove opening is defined by a circumferential opening edge extending in the circumferential direction along the inner ring side V groove and a pair of side opening edges extending from both ends to the annular end surface of the inner ring. Is done.
- stress concentration occurs at the corner where the circumferential opening edge and the side opening edge intersect.
- the inventors focused on the groove depth of the roller insertion groove formed in the inner ring, that is, the groove depth in the direction from the annular end surface of the inner ring to the inner ring central axis.
- the groove depth is set so that the circumferential opening edge is positioned away from the minimum outer diameter portion.
- the inventors of the present invention significantly increased the stress concentration generated at the corners of the outer circumferential surface side groove opening as compared to the case where the groove depth is set so that the circumferential opening edge coincides with the minimum outer diameter portion of the inner ring side V groove. It was confirmed that it could be relaxed.
- the circumferential opening edge of the roller insertion groove is formed at a position opposite to the annular end surface with respect to the minimum outer diameter portion.
- the roller insertion groove is, for example, A groove bottom surface extending in a direction perpendicular to the inner ring central axis from the circumferential opening edge of the outer circumferential surface side groove opening; A pair of groove side surfaces extending in a direction orthogonal to the inner ring central axis from each of the side opening edges of the outer peripheral surface side groove opening; A groove end surface connecting the ends of the groove side surfaces to each other; It can be set as the groove
- FIG. 2 is an enlarged partial end view and an enlarged partial cross-sectional view showing a portion of a roller insertion groove of the cross roller bearing of FIG. 1. It is a perspective view which shows the inner ring
- FIG. 4 is a partial enlarged cross-sectional view showing a portion of an inner ring side V groove in FIG. 3. It is explanatory drawing which shows the stress concentration site
- FIG. 1 (a) is an end view showing an example of the cross-roller beling of the present embodiment
- FIG. 1 (b) is a cross-sectional view thereof
- FIG. 2A is an enlarged partial end view showing a roller insertion groove
- FIG. 2B is a partial cross-sectional view thereof.
- the cross roller bearing 1 includes an integral outer ring 2 and an integral inner ring 3.
- An outer ring-side V-groove 22 that opens inward is formed in the circular outer ring inner peripheral surface 21 of the outer ring 2.
- An inner ring side V-groove 32 that opens to the outside is formed on the circular inner ring outer peripheral surface 31 of the inner ring 3.
- the outer race side V-groove 22 and the inner race side V-groove 32 define and form a roller raceway 4 that is an annular roller insertion portion having a rectangular cross section.
- a plurality of cylindrical rollers 5 are inserted into the roller track 4 in a state of rolling freely in the circumferential direction.
- the rollers 5 are arranged so that their central axes are alternately orthogonal.
- a roller insertion groove 6 is formed in the inner ring 3.
- the roller insertion groove 6 is formed by cutting out a part of one annular end surface 33 of the inner ring 3.
- the roller insertion groove 6 of this example is a groove extending in the radial direction with a constant width extending from the inner ring outer peripheral surface 31 to the vicinity of the inner ring inner peripheral surface 34.
- the roller insertion groove 6 is sealed with a stopper 7.
- the stopper 7 is fastened and fixed to the inner ring 3 side by fastening bolts 8.
- the stopper 7 has a shape complementary to the roller insertion groove 6, and as shown in FIG. 2 (b), an end surface 71 forming a part of the annular end surface 33 of the inner ring 3, and the inner ring side V And a raceway surface portion 72 forming a part of the groove 32. Further, a bolt insertion hole 74 penetrating from the end surface 71 to the opposite end surface 73 is formed.
- FIG. 3 (a) is a perspective view showing the inner ring 3
- FIG. 3 (b) is an enlarged partial perspective view showing a portion where the roller insertion groove 6 is formed.
- FIG. 4 is an enlarged partial sectional view showing the inner ring side V-groove 32.
- the inner ring side V-groove 32 includes a pair of inclined track surfaces 35 and 36 on which the roller 5 rolls. These inclined track surfaces 35 and 36 are inclined surfaces inclined by 45 degrees in the opposite direction with respect to the direction of the inner ring central axis 3a (see FIG. 3A). Between the inclined raceway surfaces 35 and 36, a deep concave surface 37 is formed on the inner side in the radial direction of the inner ring. The concave surface 37 is a portion that does not contact the roller 5 and is a portion necessary for V-groove processing.
- the roller insertion groove 6 is a groove formed by cutting out a part of the inner ring 3 into a rectangular shape as a whole, and the inner ring end face direction (the direction of the inner ring central axis 3 a) and the inner ring radial direction It opens in two directions outside. That is, the roller insertion groove 6 has an end surface side groove opening 61 exposed at the annular end surface 33 of the inner ring 3 and an outer periphery exposed to the inner ring side V groove 32 of the inner ring outer peripheral surface 31 continuously to the end surface side groove opening 61. And a surface-side groove opening 62.
- the end face side groove opening 61 is defined by a pair of linear end face opening edges 61a and 61b and a curved end face opening edge 61c connecting the end face opening edges 61a and 61b.
- the end surface opening edges 61a and 61b extend in parallel to the inner ring radial direction from the inner ring outer circumferential surface 31 toward the inner ring inner circumferential surface 34 at regular intervals.
- the curved end surface opening edge 61c is smoothly connected to the radially inner ends of the linear end surface opening edges 61a and 61b.
- the outer circumferential surface side groove opening 62 includes an arcuate circumferential opening edge 62a extending in the circumferential direction of the inner ring along the inner ring side V groove 32 and a pair of lateral sides extending from both ends of the circumferential opening edge 62a to the annular end surface 33. It is prescribed
- the roller insertion groove 6 opened in two directions as described above is a flat groove extending from the circumferential opening edge 62a of the outer circumferential surface side groove opening 62 in a direction perpendicular to the inner ring central axis 3a (inward in the inner ring radial direction).
- a bottom surface 63, a pair of flat groove side surfaces 64, 65 extending from each of the side opening edges 62b, 62c in a direction perpendicular to the inner ring central axis 3a, and curved surfaces connecting the inner ends of these groove side surfaces 64, 65 to each other Defined by the groove end surface 66.
- Bolt holes 63 a are opened in the groove bottom surface 63.
- the groove bottom surface 63 of the roller insertion groove 6 is a position within the width W37 where the concave surface 37 is formed in the inner ring width direction (the direction of the inner ring center axis 3a), and from the minimum outer diameter portion 38. It is placed at a position that is off.
- the circumferential opening edge 62 a at the end of the groove bottom surface 63 on the inner ring side V-groove 32 side is formed at a position off the minimum outer diameter portion 38 on the concave surface 37. That is, the corner between the circumferential opening edge 62a and the one side opening edge 62b of the outer circumferential surface side groove opening 62 of the roller insertion groove 6 and between the circumferential opening edge 62a and the other side opening edge 62c. Is formed at a position deviating from the minimum outer diameter portion 38.
- the distance from the annular end surface 33 to the smallest outer diameter portion 38 is D38, the width of the concave surface 37 is W37, and the groove depth of the roller insertion groove 6 (the distance from the annular end surface 33 to the groove bottom surface 63 or the circumferential opening edge 62a). ) Is D6, the following two conditions are satisfied. D38-W37 / 2 ⁇ D6 ⁇ D38 + W37 / 2 D6 ⁇ D38
- the groove bottom surface 63 is arranged so that the roller bottom surface 63 is positioned on the side opposite to the annular end surface 33 with respect to the minimum outer diameter portion 38 in the concave surface 37 in the inner ring width direction.
- the groove depth of the insertion groove 6 is set. D38 ⁇ D6 ⁇ D38 + W37 / 2
- the stress at the portion where the roller insertion groove 6 is formed increases due to the cross-sectional defect due to the formation of the roller insertion groove 6. Further, in the portion where the roller insertion groove 6 is formed, stress is concentrated at the corner of the cross-sectional defect portion.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
内輪および外輪と、
内輪外周面に形成した内輪側V溝および外輪内周面に形成した外輪側V溝の間に形成されるコロ軌道と、
前記コロ軌道に挿入されている複数個のコロと、
前記コロを前記コロ軌道に挿入するために前記内輪に形成されているコロ挿入溝と、
前記コロ挿入溝を封鎖している栓と、
を有しており、
前記内輪側V溝は、
前記コロが転動する一対の傾斜軌道面と、
前記傾斜軌道面の間に形成され、前記コロに接しない凹状面と、
前記凹状面内に位置する前記内輪の最小外径部と、
を備えており、
前記コロ挿入溝は、
前記内輪の一方の円環状端面に露出している端面側溝開口と、
前記端面側溝開口に連続して前記内輪外周面の前記内輪側V溝に露出している外周面側溝開口と、
を備え、
前記外周面側溝開口は、前記内輪側V溝に沿って円周方向に延びる周方向開口縁と、この周方向開口縁の両端から前記円環状端面まで延びる一対の側方開口縁とによって規定されており、
前記コロ挿入溝の前記周方向開口縁は、前記凹状面における前記最小外径部から外れた部分に形成されていることを特徴としている。
前記外周面側溝開口の前記周方向開口縁から、内輪中心軸線に直交する方向に延びる溝底面と、
前記外周面側溝開口の前記側方開口縁のそれぞれから、前記内輪中心軸線に直交する方向に延びる一対の溝側面と、
前記溝側面の端を相互に繋ぐ溝端面と、
を備えた溝とすることができる。
D38-W37/2 ≦ D6 ≦ D38+W37/2
D6 ≠ D38
D38 < D6 < D38+W37/2
Claims (3)
- 内輪および外輪と、
内輪外周面に形成した内輪側V溝および外輪内周面に形成した外輪側V溝の間に形成されるコロ軌道と、
前記コロ軌道に挿入されている複数個のコロと、
前記コロを前記コロ軌道に挿入するために前記内輪に形成されているコロ挿入溝と、
前記コロ挿入溝を封鎖している栓と、
を有しており、
前記内輪側V溝は、
前記コロが転動する一対の傾斜軌道面と、
前記傾斜軌道面の間に形成され、前記コロに接しない凹状面と、
前記凹状面内に位置する前記内輪の最小外径部と、
を備えており、
前記コロ挿入溝は、
前記内輪の一方の円環状端面に露出している端面側溝開口と、
前記端面側溝開口に連続して前記内輪外周面の前記内輪側V溝に露出している外周面側溝開口と、
を備え、
前記外周面側溝開口は、前記内輪側V溝に沿って円周方向に延びる周方向開口縁と、この周方向開口縁の両端から前記円環状端面まで延びる一対の側方開口縁とによって規定されており、
前記コロ挿入溝の前記周方向開口縁は、前記凹状面における前記最小外径部から外れた部分に形成されている
クロスローラベアリング。 - 請求項1において、
前記コロ挿入溝の前記周方向開口縁は、前記最小外径部に対して、前記円環状端面とは反対側の位置に形成されているクロスローラベアリング。 - 請求項2において、
前記コロ挿入溝は、
前記外周面側溝開口の前記周方向開口縁から、内輪中心軸線に直交する方向に延びる平坦な溝底面と、
前記外周面側溝開口の前記側方開口縁のそれぞれから、前記内輪中心軸線に直交する方向に延びる一対の平坦な溝側面と、
前記溝側面の端を相互に繋ぐ溝端面と、
を備えているクロスローラベアリング。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580085290.7A CN108368876B (zh) | 2015-12-21 | 2015-12-21 | 交叉滚子轴承 |
EP15911264.8A EP3396184B1 (en) | 2015-12-21 | 2015-12-21 | Crossed roller bearing |
KR1020187018207A KR101986322B1 (ko) | 2015-12-21 | 2015-12-21 | 크로스 롤러베어링 |
JP2017557529A JP6490243B2 (ja) | 2015-12-21 | 2015-12-21 | クロスローラベアリング |
US16/064,261 US10309453B2 (en) | 2015-12-21 | 2015-12-21 | Crossed roller bearing |
PCT/JP2015/085623 WO2017109826A1 (ja) | 2015-12-21 | 2015-12-21 | クロスローラベアリング |
TW105135085A TWI697631B (zh) | 2015-12-21 | 2016-10-28 | 交叉滾柱軸承 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2015/085623 WO2017109826A1 (ja) | 2015-12-21 | 2015-12-21 | クロスローラベアリング |
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WO2017109826A1 true WO2017109826A1 (ja) | 2017-06-29 |
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PCT/JP2015/085623 WO2017109826A1 (ja) | 2015-12-21 | 2015-12-21 | クロスローラベアリング |
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US (1) | US10309453B2 (ja) |
EP (1) | EP3396184B1 (ja) |
JP (1) | JP6490243B2 (ja) |
KR (1) | KR101986322B1 (ja) |
CN (1) | CN108368876B (ja) |
TW (1) | TWI697631B (ja) |
WO (1) | WO2017109826A1 (ja) |
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CN110173505A (zh) * | 2019-06-27 | 2019-08-27 | 南通山口精工机电有限公司 | 一种微型推力轴承 |
DE102022124121A1 (de) | 2022-09-20 | 2024-03-21 | Ovalo Gmbh | Wälzlager |
JP2024048698A (ja) * | 2022-09-28 | 2024-04-09 | ナブテスコ株式会社 | 軸受、波動歯車装置及び産業ロボット |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001116040A (ja) * | 1999-10-20 | 2001-04-27 | Harmonic Drive Syst Ind Co Ltd | クロスローラベアリング |
JP2010151152A (ja) * | 2008-12-24 | 2010-07-08 | Antex Corp | 旋回座軸受 |
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Also Published As
Publication number | Publication date |
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TWI697631B (zh) | 2020-07-01 |
EP3396184A4 (en) | 2019-07-24 |
US20190003525A1 (en) | 2019-01-03 |
EP3396184A1 (en) | 2018-10-31 |
CN108368876A (zh) | 2018-08-03 |
CN108368876B (zh) | 2019-07-30 |
KR101986322B1 (ko) | 2019-06-05 |
KR20180085789A (ko) | 2018-07-27 |
JP6490243B2 (ja) | 2019-03-27 |
JPWO2017109826A1 (ja) | 2018-09-13 |
EP3396184B1 (en) | 2021-06-09 |
US10309453B2 (en) | 2019-06-04 |
TW201730442A (zh) | 2017-09-01 |
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