KR20200029496A - 구름 베어링 및 보유 지지기 - Google Patents
구름 베어링 및 보유 지지기 Download PDFInfo
- Publication number
- KR20200029496A KR20200029496A KR1020207002711A KR20207002711A KR20200029496A KR 20200029496 A KR20200029496 A KR 20200029496A KR 1020207002711 A KR1020207002711 A KR 1020207002711A KR 20207002711 A KR20207002711 A KR 20207002711A KR 20200029496 A KR20200029496 A KR 20200029496A
- Authority
- KR
- South Korea
- Prior art keywords
- pillar
- annular body
- axial direction
- pillars
- hook
- 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
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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
- F16C33/46—Cages for rollers or needles
- F16C33/4617—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages
- F16C33/4641—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages comprising two annular parts joined together
- F16C33/4647—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages comprising two annular parts joined together made from metal, e.g. two cast parts joined by rivets
-
- 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
- F16C19/28—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 two or more rows 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
- F16C33/46—Cages for rollers or needles
- F16C33/48—Cages for rollers or needles for multiple rows of 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
- 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
- F16C19/44—Needle bearings
- F16C19/48—Needle bearings with two or more rows of 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
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/70—Positive connections with complementary interlocking parts
- F16C2226/72—Positive connections with complementary interlocking parts with bayonet joints, i.e. parts are rotated to create positive interlock
-
- 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
- F16C33/4641—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages comprising two annular parts joined together
- F16C33/4652—Massive or moulded cages having cage pockets surrounding the rollers, 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
- F16C33/46—Cages for rollers or needles
- F16C33/467—Details of individual pockets, e.g. shape or roller retaining means
- F16C33/4682—Details of individual pockets, e.g. shape or roller retaining means of the end walls, e.g. interaction with the end faces of 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
- F16C33/46—Cages for rollers or needles
- F16C33/52—Cages for rollers or needles with no part entering between, or touching, the bearing surfaces of the rollers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
도 2는, 환 형상인 보유 지지기를 평면적으로 전개한 상태의 도면이며, 직경 방향 외측에서 본 경우의 도면이다.
도 3은, 보유 지지기 본체를 축방향 일방측에서 본 도면이다.
도 4는, 제2 기둥 및 제2 환형체의 일부를 나타내는 사시도이다.
도 5의 (A) 및 도 5의 (B)는, 보유 지지기의 일부를 둘레 방향을 따라 본 단면도이며, 도 5의 (A)는 갈고리와 돌기가 걸림 결합하기 전의 상태(비걸림 결합 상태)를 나타내고, 도 5의 (B)는 갈고리와 돌기가 걸림 결합한 상태를 나타내고 있다.
도 6은, 보유 지지기의 일부를 축방향 일방측에서 본 도면이다.
도 7은, 제2 기둥의 갈고리, 및 제2 환형체의 오목부의 돌기의 변형예를 나타내는 도면이다.
도 8은, 종래의 보유 지지기의 일부를 나타내는 사시도이다.
11: 내륜
12: 외륜
13: 원통 롤러(전동체)
14: 보유 지지기
20: 보유 지지기 본체
21: 제1 환형체
22: 기둥
22a: 제1 기둥
22b: 제2 기둥
22c: 제3 기둥
23: 리벳(축 부재)
27: 제1 관통 구멍
28: 제2 관통 구멍
29: 공간
30: 제2 환형체
31: 갈고리
32: 제2 기둥과 연결되는 부분
33: 오목부
34: 돌기
35: 스페이스
36: 제1 면
37: 제2 면
38: 제3 면
39: 제4 면
40: 제5 면
41: 단부면
45: 면
Claims (5)
- 제1 환형체 및 당해 제1 환형체로부터 축방향 일방측으로 연장되어 있는 복수의 기둥을 갖는 보유 지지기 본체와,
복수의 상기 기둥의 축방향 일방측에 마련되어 있는 제2 환형체와,
상기 기둥의 수보다도 적으며 상기 보유 지지기 본체와 상기 제2 환형체를 축방향으로 관통하여 연결하기 위한 축 부재
를 구비하고,
상기 제1 환형체와 상기 제2 환형체의 사이이며 둘레 방향으로 인접하는 상기 기둥 사이의 공간이 전동체를 보유 지지하는 포켓을 형성하고,
상기 복수의 기둥은, 상기 축 부재를 삽입 관통시키는 관통 구멍이 형성되어 있는 제1 기둥과, 축방향 일방측의 단부에 갈고리를 갖는 제2 기둥을 포함하며,
상기 제2 환형체는, 상기 제2 기둥과 연결되는 부분에, 상기 갈고리를 수용하는 오목부를 갖고, 당해 오목부의 일부에 상기 갈고리와 걸림 결합하는 돌기가 형성되어 있는, 보유 지지기. - 제1항에 있어서,
상기 복수의 기둥은, 추가로, 축방향 일방측의 단부면이 상기 제2 환형체의 축방향 타방측의 면에 대해서 접촉 가능하며 당해 제2 환형체와 비연결 상태에 있는 제3 기둥을 포함하는, 보유 지지기. - 제1항 또는 제2항에 있어서,
상기 오목부는, 상기 돌기의 둘레 방향 일방측의 옆에, 상기 갈고리를 축방향으로 삽입 가능하게 하는 스페이스를 포함하는, 보유 지지기. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 오목부는, 직경 방향 외측 또는 내측, 및 축방향 타방측을 향해 개구되어 있으며,
상기 돌기는, 축방향 일방측을 향하는 제1 면과, 직경 방향을 향하는 제2 면과, 축방향 타방측을 향하는 제3 면을 갖고,
상기 갈고리는, 상기 제1 면에 대향하는 제4 면과, 상기 제2 면에 대향하는 제5 면을 갖고,
상기 제2 기둥의 축방향 일방측의 단부면이, 상기 제3 면에 대향함과 함께, 당해 단부면으로부터 상기 갈고리가 돌출되어 있는, 보유 지지기. - 내륜과, 외륜과, 상기 내륜과 상기 외륜의 사이에 마련되어 있는 복수의 전동체와, 상기 복수의 전동체를 보유 지지하는 환형 보유 지지기를 구비하고,
상기 보유 지지기가, 제1항 내지 제4항 중 어느 한 항에 기재된 보유 지지기인, 구름 베어링.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2017-150922 | 2017-08-03 | ||
| JP2017150922A JP7009821B2 (ja) | 2017-08-03 | 2017-08-03 | 転がり軸受及び保持器 |
| PCT/JP2018/028567 WO2019026875A1 (ja) | 2017-08-03 | 2018-07-31 | 転がり軸受及び保持器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200029496A true KR20200029496A (ko) | 2020-03-18 |
| KR102393018B1 KR102393018B1 (ko) | 2022-05-02 |
Family
ID=65233904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020207002711A Expired - Fee Related KR102393018B1 (ko) | 2017-08-03 | 2018-07-31 | 구름 베어링 및 보유 지지기 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP7009821B2 (ko) |
| KR (1) | KR102393018B1 (ko) |
| CN (1) | CN110998112B (ko) |
| DE (1) | DE112018003967T5 (ko) |
| TW (1) | TWI726224B (ko) |
| WO (1) | WO2019026875A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101776584B1 (ko) * | 2017-06-28 | 2017-09-12 | 한국과학기술원 | 고정된 도전볼 폴리머 필름층을 포함한 이방성 전도 필름 및 그 제조방법 |
| CN116155307B (zh) * | 2023-04-23 | 2023-09-22 | 陕西浩悦博纳网络科技有限公司 | 一种防火预警终端及其操作方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5084733A (ko) * | 1973-12-03 | 1975-07-08 | ||
| JP2001323934A (ja) | 2000-05-12 | 2001-11-22 | Nsk Ltd | ころ軸受 |
| JP2008163991A (ja) * | 2006-12-27 | 2008-07-17 | Ntn Corp | スラスト軸受用保持器 |
| JP2009281399A (ja) * | 2008-05-19 | 2009-12-03 | Nsk Ltd | 深溝玉軸受用保持器及び深溝玉軸受 |
| JP2009293730A (ja) * | 2008-06-06 | 2009-12-17 | Ntn Corp | ころ軸受 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8123131A0 (it) * | 1980-08-02 | 1981-07-24 | Skf Kugellagerfabriken Gmbh | Gabbia per cuscinetto a rotolamento in uno o piu' pezzi, destinata in particolare a cuscinetti a rulli cilindrici. |
| CN2699042Y (zh) * | 2004-04-12 | 2005-05-11 | 西北轴承股份有限公司 | 新型四列圆柱滚子轴承 |
| JP2007198583A (ja) * | 2005-12-27 | 2007-08-09 | Nsk Ltd | 合成樹脂製玉軸受用保持器及び玉軸受 |
| CN201196209Y (zh) * | 2008-05-19 | 2009-02-18 | 瓦房店第一轧机轴承制造有限公司 | 轧机无内圈圆柱滚子轴承 |
| CN201496404U (zh) * | 2009-08-07 | 2010-06-02 | 瓦房店光阳轴承集团有限公司 | 一种四列圆柱滚子轴承 |
| JP2011185366A (ja) * | 2010-03-09 | 2011-09-22 | Ntn Corp | 転がり軸受用保持器および転がり軸受 |
| DE102011081236A1 (de) * | 2011-08-19 | 2013-02-21 | Schaeffler Technologies AG & Co. KG | Mehrteiliger Massivtaschenkäfig |
| JP2014020490A (ja) * | 2012-07-19 | 2014-02-03 | Nsk Ltd | 転がり軸受及び液化ガス用ポンプ装置 |
-
2017
- 2017-08-03 JP JP2017150922A patent/JP7009821B2/ja not_active Expired - Fee Related
-
2018
- 2018-07-13 TW TW107124188A patent/TWI726224B/zh not_active IP Right Cessation
- 2018-07-31 CN CN201880050178.3A patent/CN110998112B/zh not_active Expired - Fee Related
- 2018-07-31 DE DE112018003967.6T patent/DE112018003967T5/de not_active Withdrawn
- 2018-07-31 KR KR1020207002711A patent/KR102393018B1/ko not_active Expired - Fee Related
- 2018-07-31 WO PCT/JP2018/028567 patent/WO2019026875A1/ja not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5084733A (ko) * | 1973-12-03 | 1975-07-08 | ||
| JP2001323934A (ja) | 2000-05-12 | 2001-11-22 | Nsk Ltd | ころ軸受 |
| JP2008163991A (ja) * | 2006-12-27 | 2008-07-17 | Ntn Corp | スラスト軸受用保持器 |
| JP2009281399A (ja) * | 2008-05-19 | 2009-12-03 | Nsk Ltd | 深溝玉軸受用保持器及び深溝玉軸受 |
| JP2009293730A (ja) * | 2008-06-06 | 2009-12-17 | Ntn Corp | ころ軸受 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110998112A (zh) | 2020-04-10 |
| WO2019026875A1 (ja) | 2019-02-07 |
| TWI726224B (zh) | 2021-05-01 |
| KR102393018B1 (ko) | 2022-05-02 |
| TW201910655A (zh) | 2019-03-16 |
| CN110998112B (zh) | 2022-06-28 |
| JP7009821B2 (ja) | 2022-01-26 |
| DE112018003967T5 (de) | 2020-04-16 |
| JP2019027572A (ja) | 2019-02-21 |
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