KR20060027038A - 소결베어링 - Google Patents
소결베어링 Download PDFInfo
- Publication number
- KR20060027038A KR20060027038A KR1020040075842A KR20040075842A KR20060027038A KR 20060027038 A KR20060027038 A KR 20060027038A KR 1020040075842 A KR1020040075842 A KR 1020040075842A KR 20040075842 A KR20040075842 A KR 20040075842A KR 20060027038 A KR20060027038 A KR 20060027038A
- Authority
- KR
- South Korea
- Prior art keywords
- sintered bearing
- viscosity
- oil
- synthetic
- extreme pressure
- Prior art date
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Classifications
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- 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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
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- 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
- F16C2220/20—Shaping by sintering pulverised material, e.g. powder metallurgy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
- Lubricants (AREA)
Abstract
Description
구분 | 광유 1 (464cSt) | 광유 2 (221cSt) | 광유 3 (216cSt+내마모 극압성 첨가제) | 합성유 (233cSt) |
동점도(cSt at 100℃) | 30.0 | 19.5 | 19.2 | 34.4 |
점도지수 | 91 | 105 | 95 | 194 |
내마모성(㎜) | 0.43 | 0.49 | 0.33 | 0.4 |
극압성(㎏f) | 315 | 250 | 400 | 300 |
구분 | 광유 1 (464cSt) | 광유 2 (221cSt) | 광유 3 (216cSt+내마모 극압성 첨가제) | 합성유 (233cSt) |
급지주기 (Cycles) | 3,676 | 1,017 | 5,269 | 4,118 |
Claims (4)
- 소결베어링에 있어서,40℃에서 80∼240cSt 범위의 동점도와 150∼280의 점도지수를 갖는 합성 윤활유가 함침되는 것을 특징으로 하는 소결베어링.
- 제 1항에 있어서,상기 합성 윤활유에는 내마모 극압성 첨가제가 더 첨가되는 것을 특징으로 하는 소결베어링.
- 제 2항에 있어서,상기 내마모 극압성 첨가제는, 아연 티오 인산염, 아민 인산염, 티오카바메이트, 황 화합물, 인 화합물, 보론 화합물 중 선택된 어느 하나로 구성되며, 상기 윤활유의 총중량비를 기준으로 0.5∼7중량%로 첨가되는 것을 특징으로 하는 소결베어링.
- 제 1항에 있어서,3∼8㎏f/㎟ 범위의 면압 및 1∼5㎝/sec범위의 접동속도의 조건에서 사용되는 것을 특징으로 하는 소결베어링.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040075842A KR100655328B1 (ko) | 2004-09-22 | 2004-09-22 | 소결베어링 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040075842A KR100655328B1 (ko) | 2004-09-22 | 2004-09-22 | 소결베어링 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060027038A true KR20060027038A (ko) | 2006-03-27 |
KR100655328B1 KR100655328B1 (ko) | 2006-12-08 |
Family
ID=37138196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040075842A KR100655328B1 (ko) | 2004-09-22 | 2004-09-22 | 소결베어링 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100655328B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008062987A1 (en) * | 2006-11-20 | 2008-05-29 | Doosan Infracore Co., Ltd. | Bearing having improved consume resistivity and manufacturing method thereof |
KR20190113849A (ko) * | 2017-02-21 | 2019-10-08 | 교도유시 가부시끼가이샤 | 감속기용 윤활제 조성물 및 감속기 |
-
2004
- 2004-09-22 KR KR1020040075842A patent/KR100655328B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008062987A1 (en) * | 2006-11-20 | 2008-05-29 | Doosan Infracore Co., Ltd. | Bearing having improved consume resistivity and manufacturing method thereof |
US8216338B2 (en) | 2006-11-20 | 2012-07-10 | Doosan Infracore Co., Ltd. | Bearing having improved consume resistivity and manufacturing method thereof |
KR101240051B1 (ko) * | 2006-11-20 | 2013-03-06 | 두산인프라코어 주식회사 | 내마모성 베어링 및 그 제조방법 |
KR20190113849A (ko) * | 2017-02-21 | 2019-10-08 | 교도유시 가부시끼가이샤 | 감속기용 윤활제 조성물 및 감속기 |
Also Published As
Publication number | Publication date |
---|---|
KR100655328B1 (ko) | 2006-12-08 |
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