JP7849845B2 - 保持器、転がり軸受、及び保持器の成形方法 - Google Patents

保持器、転がり軸受、及び保持器の成形方法

Info

Publication number
JP7849845B2
JP7849845B2 JP2024533440A JP2024533440A JP7849845B2 JP 7849845 B2 JP7849845 B2 JP 7849845B2 JP 2024533440 A JP2024533440 A JP 2024533440A JP 2024533440 A JP2024533440 A JP 2024533440A JP 7849845 B2 JP7849845 B2 JP 7849845B2
Authority
JP
Japan
Prior art keywords
gate
circumferential direction
annular
pocket
retainer
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.)
Active
Application number
JP2024533440A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024013932A5 (https=
JPWO2024013932A1 (https=
Inventor
寛規 平岡
孝 岩田
祐也 山本
博樹 松山
一蔵 清水
太郎 坂賀
勇希 國井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FUKUI SEIKI INDUSTRY CO., LTD.
JTEKT Corp
Original Assignee
FUKUI SEIKI INDUSTRY CO., LTD.
JTEKT Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FUKUI SEIKI INDUSTRY CO., LTD., JTEKT Corp filed Critical FUKUI SEIKI INDUSTRY CO., LTD.
Publication of JPWO2024013932A1 publication Critical patent/JPWO2024013932A1/ja
Publication of JPWO2024013932A5 publication Critical patent/JPWO2024013932A5/ja
Application granted granted Critical
Publication of JP7849845B2 publication Critical patent/JP7849845B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • F16C33/38—Ball cages
    • F16C33/44—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
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/38—Ball cages
    • F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
    • F16C33/3862—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages comprising two annular parts joined together
    • F16C33/3875—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages comprising two annular parts joined together made from plastic, e.g. two injection moulded parts joined by a snap fit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • B29C2045/0027—Gate or gate mark locations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2616—Moulds having annular mould cavities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/04—Bearings
    • B29L2031/045—Bushes therefor
    • 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
    • F16C2220/00—Shaping
    • F16C2220/02—Shaping by casting
    • F16C2220/04—Shaping by casting by injection-moulding
    • 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
    • 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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Rolling Contact Bearings (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP2024533440A 2022-07-14 2022-07-14 保持器、転がり軸受、及び保持器の成形方法 Active JP7849845B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/027704 WO2024013932A1 (ja) 2022-07-14 2022-07-14 保持器、転がり軸受、及び保持器の成形方法

Publications (3)

Publication Number Publication Date
JPWO2024013932A1 JPWO2024013932A1 (https=) 2024-01-18
JPWO2024013932A5 JPWO2024013932A5 (https=) 2025-02-17
JP7849845B2 true JP7849845B2 (ja) 2026-04-22

Family

ID=89536343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024533440A Active JP7849845B2 (ja) 2022-07-14 2022-07-14 保持器、転がり軸受、及び保持器の成形方法

Country Status (5)

Country Link
US (1) US20250354582A1 (https=)
JP (1) JP7849845B2 (https=)
CN (1) CN119404018A (https=)
DE (1) DE112022007536T5 (https=)
WO (6) WO2024013932A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004239443A (ja) 1999-05-10 2004-08-26 Nsk Ltd 転がり軸受
JP2007078029A (ja) 2005-09-12 2007-03-29 Ntn Corp 樹脂製波形保持器およびこの保持器を用いた玉軸受、ならびに樹脂製波形保持器の製造方法
JP2018003997A (ja) 2016-07-05 2018-01-11 株式会社ジェイテクト 転がり軸受

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743369A (en) * 1971-09-08 1973-07-03 Skf Ind Trading & Dev Cage for a rolling bearing
JP2508181B2 (ja) * 1988-04-12 1996-06-19 日本精工株式会社 玉軸受用保持器
FR2796680B1 (fr) * 1999-07-23 2001-09-14 Skf France Dispositif de cage pour roulement a billes et roulement associe
JP2002339980A (ja) * 2001-05-21 2002-11-27 Koyo Seiko Co Ltd 軸受用保持器およびラジアル転がり軸受
JP2003004048A (ja) * 2001-06-22 2003-01-08 Nsk Ltd 玉軸受用保持器
JP2006322564A (ja) * 2005-05-20 2006-11-30 Ozak Seiko Co Ltd ベアリング
US7507028B2 (en) * 2005-06-27 2009-03-24 Spx Corporation Bearing retainer assembly and method
JP2008095768A (ja) * 2006-10-10 2008-04-24 Ntn Corp 転がり軸受
JP5583460B2 (ja) * 2009-05-14 2014-09-03 Ｎｔｎ株式会社 トランスミッション用軸受
US8529135B2 (en) * 2011-08-25 2013-09-10 United Technologies Corporation Angular contact ball bearing
JP6101014B2 (ja) * 2012-07-25 2017-03-22 Ntn株式会社 転がり軸受
JP2017057876A (ja) * 2015-09-14 2017-03-23 株式会社ジェイテクト 転がり軸受
JP6805529B2 (ja) * 2016-04-11 2020-12-23 株式会社ジェイテクト 転がり軸受
JP7524590B2 (ja) * 2020-04-22 2024-07-30 株式会社ジェイテクト 転がり軸受
US11131344B1 (en) * 2020-04-24 2021-09-28 Schaeffler Technologies AG & Co. KG Snap-fit ball bearing cage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004239443A (ja) 1999-05-10 2004-08-26 Nsk Ltd 転がり軸受
JP2007078029A (ja) 2005-09-12 2007-03-29 Ntn Corp 樹脂製波形保持器およびこの保持器を用いた玉軸受、ならびに樹脂製波形保持器の製造方法
JP2018003997A (ja) 2016-07-05 2018-01-11 株式会社ジェイテクト 転がり軸受

Also Published As

Publication number Publication date
WO2024014090A1 (ja) 2024-01-18
WO2024014075A1 (ja) 2024-01-18
US20250354582A1 (en) 2025-11-20
DE112022007536T5 (de) 2025-06-18
WO2024014076A1 (ja) 2024-01-18
WO2024014018A1 (ja) 2024-01-18
WO2024014074A1 (ja) 2024-01-18
WO2024013932A1 (ja) 2024-01-18
CN119404018A (zh) 2025-02-07
JPWO2024013932A1 (https=) 2024-01-18

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