JP2004316924A - 動圧型焼結含油軸受ユニット - Google Patents
動圧型焼結含油軸受ユニット Download PDFInfo
- Publication number
- JP2004316924A JP2004316924A JP2004219142A JP2004219142A JP2004316924A JP 2004316924 A JP2004316924 A JP 2004316924A JP 2004219142 A JP2004219142 A JP 2004219142A JP 2004219142 A JP2004219142 A JP 2004219142A JP 2004316924 A JP2004316924 A JP 2004316924A
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- dynamic pressure
- oil
- impregnated
- bearing surface
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims description 62
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 50
- 239000007769 metal material Substances 0.000 description 29
- 239000000463 material Substances 0.000 description 24
- 238000000465 moulding Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 11
- 238000004513 sizing Methods 0.000 description 11
- 238000003825 pressing Methods 0.000 description 9
- 239000010687 lubricating oil Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 230000001050 lubricating effect Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000004519 grease Substances 0.000 description 5
- 239000000314 lubricant Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 208000017227 ADan amyloidosis Diseases 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 241000252203 Clupea harengus Species 0.000 description 1
- 201000000194 ITM2B-related cerebral amyloid angiopathy 2 Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000002199 base oil Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 235000019514 herring Nutrition 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Sliding-Contact Bearings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004219142A JP2004316924A (ja) | 2004-07-27 | 2004-07-27 | 動圧型焼結含油軸受ユニット |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004219142A JP2004316924A (ja) | 2004-07-27 | 2004-07-27 | 動圧型焼結含油軸受ユニット |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25711698A Division JP2000087953A (ja) | 1998-09-10 | 1998-09-10 | 動圧型焼結含油軸受ユニット |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004316924A true JP2004316924A (ja) | 2004-11-11 |
| JP2004316924A5 JP2004316924A5 (https=) | 2005-06-09 |
Family
ID=33475831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004219142A Pending JP2004316924A (ja) | 2004-07-27 | 2004-07-27 | 動圧型焼結含油軸受ユニット |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2004316924A (https=) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207787A (ja) * | 2004-12-28 | 2006-08-10 | Ntn Corp | 動圧軸受装置用ハウジングおよびその製造方法 |
| KR200450524Y1 (ko) | 2008-10-07 | 2010-10-08 | 엘지이노텍 주식회사 | 스핀들 모터 |
| US8499456B2 (en) | 2005-02-10 | 2013-08-06 | Ntn Corporation | Method for producing a housing for a fluid bearing apparatus |
| US20180112712A1 (en) * | 2015-03-17 | 2018-04-26 | Ntn Corporation | Method for manufacturing sintered bearing, and sintered bearing |
-
2004
- 2004-07-27 JP JP2004219142A patent/JP2004316924A/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207787A (ja) * | 2004-12-28 | 2006-08-10 | Ntn Corp | 動圧軸受装置用ハウジングおよびその製造方法 |
| US8499456B2 (en) | 2005-02-10 | 2013-08-06 | Ntn Corporation | Method for producing a housing for a fluid bearing apparatus |
| US8746978B2 (en) | 2005-02-10 | 2014-06-10 | Ntn Corporation | Fluid bearing apparatus |
| US8756816B2 (en) | 2005-02-10 | 2014-06-24 | Ntn Corporation | Method for producing a housing for a fluid bearing apparatus |
| KR200450524Y1 (ko) | 2008-10-07 | 2010-10-08 | 엘지이노텍 주식회사 | 스핀들 모터 |
| US20180112712A1 (en) * | 2015-03-17 | 2018-04-26 | Ntn Corporation | Method for manufacturing sintered bearing, and sintered bearing |
| US10697496B2 (en) * | 2015-03-17 | 2020-06-30 | Ntn Corporation | Sintered bearing |
| US11454282B2 (en) | 2015-03-17 | 2022-09-27 | Ntn Corporation | Sintered bearing |
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