JP4612597B2 - 合成樹脂製保持器 - Google Patents
合成樹脂製保持器 Download PDFInfo
- Publication number
- JP4612597B2 JP4612597B2 JP2006240525A JP2006240525A JP4612597B2 JP 4612597 B2 JP4612597 B2 JP 4612597B2 JP 2006240525 A JP2006240525 A JP 2006240525A JP 2006240525 A JP2006240525 A JP 2006240525A JP 4612597 B2 JP4612597 B2 JP 4612597B2
- Authority
- JP
- Japan
- Prior art keywords
- annular body
- synthetic resin
- reinforcing wall
- notch
- 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.)
- Expired - Fee Related
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
- 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
-
- 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
- F16C33/3887—Details of individual pockets, e.g. shape or ball retaining means
-
- 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
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/36—Polyarylene ether ketones [PAEK], e.g. PEK, PEEK
-
- 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
- F16C2208/20—Thermoplastic resins
- F16C2208/60—Polyamides [PA]
-
- 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
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/70—Positive connections with complementary interlocking parts
- F16C2226/74—Positive connections with complementary interlocking parts with snap-fit, e.g. by clips
Description
1)前記補強壁にゲートを配置して前記環状体を射出成形する。
2)前記補強壁を、径方向に対向して対をなして形成し、その各補強壁の縁に切欠きを形成する。
3)前記結合部の他方の環状体の結合部との合わせ面とは反対側の面と、前記補強壁の側面とが円弧状につながるようにする。
6 環状体
7 ポケット
8 結合部
8A 合わせ面の反対側の面
11 合わせ面
14 補強壁
14A 側面
15 切欠き
17 ゲート
Claims (5)
- 軸方向に対向する同一形状の2枚の合成樹脂製環状体(6,6)からなり、その各環状体(6)の対向面にボール(3)を収容する半球状のポケット(7)を周方向に間隔をおいて形成し、前記環状体(6)の隣り合うポケット(7,7)の間に形成された結合部(8)を、他方の前記環状体(6)の隣り合うポケット(7,7)の間に形成された結合部(8)に結合する合成樹脂製保持器において、前記結合部(8)の他方の環状体(6)の結合部(8)との合わせ面(11)とは反対側に、隣り合う一方のポケット(7)から他方のポケット(7)に至る補強壁(14)を形成し、
前記補強壁(14)を、径方向に対向して対をなして形成し、その内径側の補強壁(14)の縁と外径側の補強壁(14)の縁とに、内径側の切欠き(15)と外径側の切欠き(15)とが周方向にずれた配置となるように切欠き(15)を形成したことを特徴とする合成樹脂製保持器。 - 前記補強壁(14)にゲート(17)を配置して前記環状体(6)を射出成形した請求項1に記載の合成樹脂製保持器。
- 前記切欠き(15)を、前記環状体(6)の径方向に見てV字状に形成し、その切欠き(15)の底を円弧状に形成した請求項1に記載の合成樹脂製保持器。
- 前記結合部(8)の他方の環状体(6)の結合部(8)との合わせ面(11)とは反対側の面(8A)と、前記補強壁(14)の側面(14A)とが円弧状につながる請求項1から3のいずれかに記載の合成樹脂製保持器。
- 一方の環状体(6)の結合部(8)に設けられた係合爪(9)を他方の環状体(6)の結合部(8)に設けられた係合孔(10)に挿入し、前記係合爪(9)の先端に形成された鈎部(12)を前記係合孔(10)の内面に形成された段部(13)を係合させ、その係合によって、前記結合部(8,8)同士を結合した請求項1から4のいずれかに記載の合成樹脂製保持器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006240525A JP4612597B2 (ja) | 2006-09-05 | 2006-09-05 | 合成樹脂製保持器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006240525A JP4612597B2 (ja) | 2006-09-05 | 2006-09-05 | 合成樹脂製保持器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008064157A JP2008064157A (ja) | 2008-03-21 |
JP4612597B2 true JP4612597B2 (ja) | 2011-01-12 |
Family
ID=39287049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006240525A Expired - Fee Related JP4612597B2 (ja) | 2006-09-05 | 2006-09-05 | 合成樹脂製保持器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4612597B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5257771B2 (ja) * | 2008-11-06 | 2013-08-07 | Ntn株式会社 | 転がり軸受用保持器及び転がり軸受 |
JP6214158B2 (ja) * | 2012-12-28 | 2017-10-18 | Ntn株式会社 | 転がり軸受 |
JP6742068B2 (ja) | 2014-11-04 | 2020-08-19 | Ntn株式会社 | 合成樹脂製保持器および玉軸受 |
JP6534816B2 (ja) * | 2015-01-16 | 2019-06-26 | Ntn株式会社 | 転がり軸受 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49136940U (ja) * | 1973-03-28 | 1974-11-26 | ||
JPH07190069A (ja) * | 1993-08-10 | 1995-07-28 | Koyo Seiko Co Ltd | 転がり軸受用保持器 |
JPH10305458A (ja) * | 1997-05-06 | 1998-11-17 | Olympus Optical Co Ltd | 射出成形金型および成形品 |
JP2001223128A (ja) * | 2000-02-10 | 2001-08-17 | Daido Electronics Co Ltd | 環状射出成形品 |
JP2003035317A (ja) * | 2001-07-24 | 2003-02-07 | Nsk Ltd | 冠型合成樹脂製保持器および転がり軸受 |
-
2006
- 2006-09-05 JP JP2006240525A patent/JP4612597B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49136940U (ja) * | 1973-03-28 | 1974-11-26 | ||
JPH07190069A (ja) * | 1993-08-10 | 1995-07-28 | Koyo Seiko Co Ltd | 転がり軸受用保持器 |
JPH10305458A (ja) * | 1997-05-06 | 1998-11-17 | Olympus Optical Co Ltd | 射出成形金型および成形品 |
JP2001223128A (ja) * | 2000-02-10 | 2001-08-17 | Daido Electronics Co Ltd | 環状射出成形品 |
JP2003035317A (ja) * | 2001-07-24 | 2003-02-07 | Nsk Ltd | 冠型合成樹脂製保持器および転がり軸受 |
Also Published As
Publication number | Publication date |
---|---|
JP2008064157A (ja) | 2008-03-21 |
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