JP2019095044A - 転動部品、軸受およびそれらの製造方法 - Google Patents
転動部品、軸受およびそれらの製造方法 Download PDFInfo
- Publication number
- JP2019095044A JP2019095044A JP2018102350A JP2018102350A JP2019095044A JP 2019095044 A JP2019095044 A JP 2019095044A JP 2018102350 A JP2018102350 A JP 2018102350A JP 2018102350 A JP2018102350 A JP 2018102350A JP 2019095044 A JP2019095044 A JP 2019095044A
- Authority
- JP
- Japan
- Prior art keywords
- rolling
- inner ring
- rolling part
- manufacturing
- outer ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
-
- 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
- F16C33/62—Selection of substances
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
-
- 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
- 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
- F16C33/64—Special methods of manufacture
-
- 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
- F16C2202/00—Solid materials defined by their properties
- F16C2202/02—Mechanical properties
- F16C2202/04—Hardness
-
- 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
- F16C2202/00—Solid materials defined by their properties
- F16C2202/02—Mechanical properties
- F16C2202/06—Strength or rigidity
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
Claims (10)
- 表面を有する転動部品であって、
前記転動部品にはファイバーフローが含まれ、
前記表面は、0.1μmRa以下、Rsk<0、圧縮残留応力が700MPa以上であり、
前記表面と前記ファイバーフローとのなす角度は15°以上である、転動部品。 - 表面を有する転動部品であって、
前記転動部品にはファイバーフローが含まれ、
前記転動部品の前記表面の側に存在する非金属介在物と、前記転動部品を構成する母材との隙間は、前記転動部品の内部の側に存在する非金属介在物と、前記転動部品を構成する母材との隙間よりも小さく、
前記表面と前記ファイバーフローとのなす角度は15°以上である、転動部品。 - 酸素含有量が5ppm以上の鋼材により形成される、請求項1または2に記載の転動部品。
- 外輪と、
前記外輪の内周面上に配置される転動体と、
前記転動体の内周側に配置される内輪とを備える軸受であり、
前記外輪、前記転動体および前記内輪の少なくとも1つは請求項1〜3のいずれか1項に記載の転動部品であり、
前記転動部品における表面は、前記外輪の軌道面、前記内輪の軌道面および前記転動体の転動面のいずれかである、軸受。 - 表面を有する転動部品の製造方法であって、
被加工面を有し、ファイバーフローを含む部材を準備する工程と、
前記被加工面に研磨加工を施す工程と、
前記研磨加工を施す工程の後に前記被加工面に塑性加工を施す工程とを備え、
前記表面は、0.1μmRa以下、Rsk<0、圧縮残留応力が700MPa以上となるように形成され、
前記表面と前記ファイバーフローとのなす角度は15°以上である、転動部品の製造方法。 - 表面を有する転動部品の製造方法であって、
被加工面を有し、ファイバーフローを含む部材を準備する工程と、
前記被加工面に研磨加工を施す工程と、
前記研磨加工を施す工程の後に前記被加工面に塑性加工を施す工程とを備え、
前記転動部品の前記表面の側に存在する非金属介在物と、前記転動部品を構成する母材との隙間は、前記転動部品の内部の側に存在する非金属介在物と、前記転動部品を構成する母材との隙間よりも小さくなるように形成され、
前記表面と前記ファイバーフローとのなす角度は15°以上である、転動部品の製造方法。 - 前記塑性加工を施す工程においてはバニシング加工がなされる、請求項5または6に記載の転動部品の製造方法。
- 前記バニシング加工においては、前記被加工面に対して垂直な方向に加わる垂直力と、前記垂直力に交差する方向に加わる接線力との合力が加わることにより加工がなされる、請求項7に記載の転動部品の製造方法。
- 前記塑性加工を施す工程においては、ショットピーニング、ウォータージェット、UITからなる群から選択されるいずれかが用いられる、請求項5〜8のいずれか1項に記載の転動部品の製造方法。
- 外輪と、
前記外輪の内周面上に配置される転動体と、
前記転動体の内周側に配置される内輪とを備える軸受の製造方法であり、
前記外輪、前記転動体および前記内輪の少なくとも1つは請求項5〜9のいずれか1項に記載の転動部品であり、
前記転動部品における表面は、前記外輪の軌道面、前記内輪の軌道面および前記転動体の転動面のいずれかである、軸受の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/042990 WO2019103039A1 (ja) | 2017-11-24 | 2018-11-21 | 転動部品、軸受およびそれらの製造方法 |
CN201880075117.2A CN111373168B (zh) | 2017-11-24 | 2018-11-21 | 滚动部件、轴承及它们的制造方法 |
US16/766,266 US11421732B2 (en) | 2017-11-24 | 2018-11-21 | Rolling component, bearing, and method of manufacturing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017226107 | 2017-11-24 | ||
JP2017226107 | 2017-11-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019095044A true JP2019095044A (ja) | 2019-06-20 |
JP7073193B2 JP7073193B2 (ja) | 2022-05-23 |
Family
ID=66972840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018102350A Active JP7073193B2 (ja) | 2017-11-24 | 2018-05-29 | 転動部品、軸受およびそれらの製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11421732B2 (ja) |
JP (1) | JP7073193B2 (ja) |
CN (1) | CN111373168B (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03271343A (ja) * | 1990-03-22 | 1991-12-03 | Nippon Seiko Kk | 転動部材 |
JP2002181050A (ja) * | 2000-03-16 | 2002-06-26 | Nsk Ltd | 転がり摺動部材とその製造方法及び転がり摺動ユニット |
JP2011067868A (ja) * | 2009-08-26 | 2011-04-07 | Sanyo Special Steel Co Ltd | 転動疲労寿命に優れた機械部品の製造方法 |
JP2016151352A (ja) * | 2015-02-19 | 2016-08-22 | 日本精工株式会社 | 転がり軸受 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5259886A (en) | 1990-03-22 | 1993-11-09 | Nippon Seiko Kabushiki Kaisha | Rolling member |
NL1014723C2 (nl) | 2000-03-22 | 2001-09-25 | Skf Eng & Res Centre Bv | Werkwijze voor het afwerken van het oppervlak van een wentelcontactcomponent. |
US7685717B2 (en) * | 2002-05-14 | 2010-03-30 | Jtekt Corporation | Method for manufacturing a bearing raceway member |
JP4026514B2 (ja) | 2003-02-28 | 2007-12-26 | 株式会社ジェイテクト | 転がり軸受部材及び転がり軸受部材の製造方法 |
JP2013116689A (ja) | 2011-12-05 | 2013-06-13 | Ntn Corp | 車輪用軸受装置およびその製造方法 |
JP6587880B2 (ja) | 2015-09-25 | 2019-10-09 | Ntn株式会社 | 機械要素材料の品質保証方法および装置 |
JP6819108B2 (ja) * | 2016-07-14 | 2021-01-27 | 株式会社ジェイテクト | 熱処理方法及び熱処理装置 |
-
2018
- 2018-05-29 JP JP2018102350A patent/JP7073193B2/ja active Active
- 2018-11-21 CN CN201880075117.2A patent/CN111373168B/zh active Active
- 2018-11-21 US US16/766,266 patent/US11421732B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03271343A (ja) * | 1990-03-22 | 1991-12-03 | Nippon Seiko Kk | 転動部材 |
JP2002181050A (ja) * | 2000-03-16 | 2002-06-26 | Nsk Ltd | 転がり摺動部材とその製造方法及び転がり摺動ユニット |
JP2011067868A (ja) * | 2009-08-26 | 2011-04-07 | Sanyo Special Steel Co Ltd | 転動疲労寿命に優れた機械部品の製造方法 |
JP2016151352A (ja) * | 2015-02-19 | 2016-08-22 | 日本精工株式会社 | 転がり軸受 |
Also Published As
Publication number | Publication date |
---|---|
US11421732B2 (en) | 2022-08-23 |
CN111373168B (zh) | 2022-10-21 |
CN111373168A (zh) | 2020-07-03 |
US20200362912A1 (en) | 2020-11-19 |
JP7073193B2 (ja) | 2022-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7685717B2 (en) | Method for manufacturing a bearing raceway member | |
JP2009229288A (ja) | 転動疲労寿命の試験方法 | |
CN106460932B (zh) | 滚道圈以及具有该滚道圈的滚动轴承 | |
EP2789705B1 (en) | Machine part, rolling bearing, conical roller bearing and method for manufacturing machine part | |
JP6833330B2 (ja) | 転動装置および転がり軸受 | |
US20180156275A1 (en) | Method for producing rolling bearing rings and rolling bearing | |
WO2019103039A1 (ja) | 転動部品、軸受およびそれらの製造方法 | |
US11319994B2 (en) | Thrust roller bearing | |
JP4186568B2 (ja) | 転がり軸受及び転がり軸受の内輪の製造方法 | |
JP2019095044A (ja) | 転動部品、軸受およびそれらの製造方法 | |
JP7240815B2 (ja) | 転動部品の製造方法および軸受の製造方法 | |
JP2020197288A (ja) | 軸受 | |
JP4026514B2 (ja) | 転がり軸受部材及び転がり軸受部材の製造方法 | |
JP2003329048A (ja) | 軸受軌道部材の製造方法 | |
JP2011208752A (ja) | ころ軸受およびころの製造方法 | |
JP7517086B2 (ja) | スラストころ軸受 | |
JP2021080973A (ja) | 転がり軸受及びその製造方法 | |
JP2005226714A (ja) | 転動部品及びこれを用いた転動装置、並びにこれらの製造方法 | |
WO2006001149A1 (ja) | 転がり軸受 | |
JP7176646B2 (ja) | 転がり軸受及びその製造方法 | |
JP2019206986A (ja) | 転がり軸受及び転がり軸受の製造方法 | |
JP2004100867A (ja) | 転がり軸受用軌道輪の製造方法および転がり軸受用軌道輪 | |
WO2016159137A1 (ja) | 転動装置および転がり軸受 | |
JP7524531B2 (ja) | スラストころ軸受 | |
JP2022169996A (ja) | スラスト玉軸受 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210319 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211005 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20211202 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220420 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220511 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7073193 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |