JP2017172736A - 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受 - Google Patents

軸受用樹脂製保持器およびその製造方法、並びに転がり軸受 Download PDF

Info

Publication number
JP2017172736A
JP2017172736A JP2016060810A JP2016060810A JP2017172736A JP 2017172736 A JP2017172736 A JP 2017172736A JP 2016060810 A JP2016060810 A JP 2016060810A JP 2016060810 A JP2016060810 A JP 2016060810A JP 2017172736 A JP2017172736 A JP 2017172736A
Authority
JP
Japan
Prior art keywords
cage
resin
bearing
gates
weld
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.)
Pending
Application number
JP2016060810A
Other languages
English (en)
Japanese (ja)
Inventor
清水　拓也
Takuya Shimizu
拓也 清水
啓 高瀬
Kei Takase
啓 高瀬
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.)
NTN Corp
Original Assignee
NTN Corp
NTN Toyo Bearing Co Ltd
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 NTN Corp, NTN Toyo Bearing Co Ltd filed Critical NTN Corp
Priority to JP2016060810A priority Critical patent/JP2017172736A/ja
Priority to DE112017001470.0T priority patent/DE112017001470T5/de
Priority to PCT/JP2017/012135 priority patent/WO2017164398A1/ja
Priority to CN201780019186.7A priority patent/CN108884871A/zh
Publication of JP2017172736A publication Critical patent/JP2017172736A/ja
Pending legal-status Critical Current

Links

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
    • F16C19/24—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 radial load mainly
    • F16C19/26—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 radial load mainly with a single row of rollers
    • 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
    • B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
    • 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
    • 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
    • F16C33/3843—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages
    • F16C33/3856—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages made from plastic, e.g. injection moulded window cages
    • 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
    • F16C33/41—Ball cages comb-shaped
    • F16C33/412—Massive or moulded comb cages, e.g. snap ball cages
    • F16C33/414—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages
    • F16C33/416—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages made from plastic, e.g. injection moulded comb cages
    • 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
    • F16C33/46—Cages for rollers or 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
    • F16C33/46—Cages for rollers or needles
    • F16C33/4617—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages
    • F16C33/4623—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages
    • F16C33/4635—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages made from plastic, e.g. injection moulded window cages
    • 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
    • F16C33/46—Cages for rollers or needles
    • F16C33/56—Selection of substances
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/04—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
    • 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
    • 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

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)
JP2016060810A 2016-03-24 2016-03-24 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受 Pending JP2017172736A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2016060810A JP2017172736A (ja) 2016-03-24 2016-03-24 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受
DE112017001470.0T DE112017001470T5 (de) 2016-03-24 2017-03-24 Lager-harzkäfig, herstellungsverfahren dafür, und wälzlager
PCT/JP2017/012135 WO2017164398A1 (ja) 2016-03-24 2017-03-24 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受
CN201780019186.7A CN108884871A (zh) 2016-03-24 2017-03-24 轴承用树脂制保持架及其制造方法以及滚动轴承

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016060810A JP2017172736A (ja) 2016-03-24 2016-03-24 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受

Publications (1)

Publication Number Publication Date
JP2017172736A true JP2017172736A (ja) 2017-09-28

Family

ID=59899570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016060810A Pending JP2017172736A (ja) 2016-03-24 2016-03-24 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受

Country Status (4)

Country Link
JP (1) JP2017172736A (zh)
CN (1) CN108884871A (zh)
DE (1) DE112017001470T5 (zh)
WO (1) WO2017164398A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024116738A1 (ja) * 2022-11-28 2024-06-06 ミネベアミツミ株式会社 保持器、保持器の製造方法、転がり軸受及び金型

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019189779A1 (ja) * 2018-03-30 2019-10-03 Ntn株式会社 樹脂製保持器及び転がり軸受
JP7236902B2 (ja) * 2018-03-30 2023-03-10 Ntn株式会社 樹脂製保持器及び転がり軸受
JP7218703B2 (ja) * 2019-10-08 2023-02-07 中西金属工業株式会社 両円環型樹脂保持器の製造方法
US20230294340A1 (en) * 2020-03-18 2023-09-21 Toray Industries, Inc. Integrally molded body and method of manufacturing same
JP2022190956A (ja) * 2021-06-15 2022-12-27 Ntn株式会社 軸受用樹脂保持器および転がり軸受

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03180313A (ja) * 1989-12-08 1991-08-06 Ntn Corp 軸受用合成樹脂製保持器の製造方法
JPH08224762A (ja) * 1994-12-20 1996-09-03 Hitachi Ltd 射出成形品、その製造方法、及びその金型
JP2000117785A (ja) * 1998-10-14 2000-04-25 Honda Motor Co Ltd 樹脂成形体
JP2003340889A (ja) * 2002-05-27 2003-12-02 Fuji Electric Co Ltd 射出成形方法および射出成形金型
JP2010514595A (ja) * 2006-12-28 2010-05-06 ボーグワーナー・インコーポレーテッド ファンリングのウエルドライン強度が向上したプラスチックファン
JP2013223950A (ja) * 2012-04-20 2013-10-31 Nakanishi Metal Works Co Ltd 玉軸受用合成樹脂製保持器の製造方法
JP2013228103A (ja) * 2013-06-11 2013-11-07 Nsk Ltd 合成樹脂製保持器の製造方法並びに製造装置
JP2014092252A (ja) * 2012-11-06 2014-05-19 Ntn Corp 円錐ころ軸受用保持器
JP2014152899A (ja) * 2013-02-13 2014-08-25 Nakanishi Metal Works Co Ltd 樹脂製保持器
JP2014162097A (ja) * 2013-02-25 2014-09-08 Toyota Auto Body Co Ltd 樹脂成形部品及びその製造方法
JP2015075201A (ja) * 2013-10-10 2015-04-20 日本精工株式会社 軸受用樹脂製保持器、及びその製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002005176A (ja) 2000-06-23 2002-01-09 Nakanishi Metal Works Co Ltd ころ軸受用合成樹脂保持器およびその製造方法
JP2011052784A (ja) 2009-09-03 2011-03-17 Ntn Corp 樹脂保持器
JP5636868B2 (ja) 2010-10-20 2014-12-10 日本精工株式会社 合成樹脂製保持器
JP6178117B2 (ja) * 2013-05-31 2017-08-09 Ntn株式会社 転がり軸受用保持器、転がり軸受、及び転がり軸受用保持器の製造方法
CN204622482U (zh) * 2015-04-23 2015-09-09 大连普阳铁路机车车辆配件有限公司 一种工程塑料保持架注塑模具

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03180313A (ja) * 1989-12-08 1991-08-06 Ntn Corp 軸受用合成樹脂製保持器の製造方法
JPH08224762A (ja) * 1994-12-20 1996-09-03 Hitachi Ltd 射出成形品、その製造方法、及びその金型
JP2000117785A (ja) * 1998-10-14 2000-04-25 Honda Motor Co Ltd 樹脂成形体
JP2003340889A (ja) * 2002-05-27 2003-12-02 Fuji Electric Co Ltd 射出成形方法および射出成形金型
JP2010514595A (ja) * 2006-12-28 2010-05-06 ボーグワーナー・インコーポレーテッド ファンリングのウエルドライン強度が向上したプラスチックファン
JP2013223950A (ja) * 2012-04-20 2013-10-31 Nakanishi Metal Works Co Ltd 玉軸受用合成樹脂製保持器の製造方法
JP2014092252A (ja) * 2012-11-06 2014-05-19 Ntn Corp 円錐ころ軸受用保持器
JP2014152899A (ja) * 2013-02-13 2014-08-25 Nakanishi Metal Works Co Ltd 樹脂製保持器
JP2014162097A (ja) * 2013-02-25 2014-09-08 Toyota Auto Body Co Ltd 樹脂成形部品及びその製造方法
JP2013228103A (ja) * 2013-06-11 2013-11-07 Nsk Ltd 合成樹脂製保持器の製造方法並びに製造装置
JP2015075201A (ja) * 2013-10-10 2015-04-20 日本精工株式会社 軸受用樹脂製保持器、及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024116738A1 (ja) * 2022-11-28 2024-06-06 ミネベアミツミ株式会社 保持器、保持器の製造方法、転がり軸受及び金型

Also Published As

Publication number Publication date
DE112017001470T5 (de) 2019-01-10
CN108884871A (zh) 2018-11-23
WO2017164398A1 (ja) 2017-09-28

Similar Documents

Publication Publication Date Title
WO2017164398A1 (ja) 軸受用樹脂製保持器およびその製造方法、並びに転がり軸受
JP5428839B2 (ja) 合成樹脂製保持器及びその製造方法、並びに転がり軸受
JP6875971B2 (ja) 円すいころ軸受用保持器および円すいころ軸受
JP6205117B2 (ja) 円錐ころ軸受用樹脂保持器
JP2006070926A (ja) 円錐ころ軸受用保持器
JP7236902B2 (ja) 樹脂製保持器及び転がり軸受
JP5872942B2 (ja) 軸受保持器用金型
JP6977947B2 (ja) 軸受保持器、軸受保持器用金型、および軸受保持器の製造方法
JP6626255B2 (ja) 転がり軸受用保持器およびその製造方法、並びに転がり軸受
WO2019189779A1 (ja) 樹脂製保持器及び転がり軸受
JP6988509B2 (ja) 軸受用保持器の製造方法
JP6299529B2 (ja) 軸受用保持器、及びその製造方法
JPWO2017145384A1 (ja) 軸受用保持器の製造方法
JP5994448B2 (ja) 円筒ころ軸受用合成樹脂製くし型保持器及びその製造方法
JP6471813B2 (ja) 軸受用保持器
JP6451190B2 (ja) 軸受用保持器の製造方法
JP2016080050A (ja) 軸受用樹脂製保持器、及びその製造方法
JP6578827B2 (ja) 軸受用保持器の製造方法
WO2023048181A1 (ja) 転がり軸受用保持器および転がり軸受
JP7396790B2 (ja) 転がり軸受用保持器の製造方法
JP2013152007A (ja) 合成樹脂製保持器及びその製造方法、並びに転がり軸受
WO2023048180A1 (ja) 転がり軸受用保持器および転がり軸受
JP2015075201A (ja) 軸受用樹脂製保持器、及びその製造方法
CN117480329A (zh) 轴承用树脂保持器和滚动轴承
JP2016142381A (ja) 転がり軸受

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20190227

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20190911

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20200310