JP4953160B2 - 焼結含油軸受とその製造方法 - Google Patents
焼結含油軸受とその製造方法 Download PDFInfo
- Publication number
- JP4953160B2 JP4953160B2 JP2007029803A JP2007029803A JP4953160B2 JP 4953160 B2 JP4953160 B2 JP 4953160B2 JP 2007029803 A JP2007029803 A JP 2007029803A JP 2007029803 A JP2007029803 A JP 2007029803A JP 4953160 B2 JP4953160 B2 JP 4953160B2
- Authority
- JP
- Japan
- Prior art keywords
- groove
- bearing
- bearing hole
- sintered oil
- core rod
- 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.)
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Links
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 239000000956 alloy Substances 0.000 claims description 17
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims 1
- 239000000314 lubricant Substances 0.000 description 13
- 239000010687 lubricating oil Substances 0.000 description 7
- 239000004519 grease Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Sliding-Contact Bearings (AREA)
Description
2 軸受本体
3 軸受孔
4 摺動面
6 端面
8 空孔
9 回転軸
11 一側溝部(一側の溝部)
12 他側溝部(他側の溝部)
P 焼結合金
21 矯正用金型
22 矯正用ダイ
23 矯正用コアロッド
23A 溝形成部
24 矯正用コアロッド
24A 溝形成部
Claims (4)
- 内部に空孔を含む多孔質の焼結合金により形成された軸受本体に、回転軸が挿通される軸受孔が形成された焼結含油軸受において、
前記軸受孔に、円周方向等間隔に複数設けられ一端から他端側に伸びる一側の軸方向の溝部と、円周方向等間隔に複数設けられ他端から一端側に伸びる他側の軸方向の溝部とを設け、
前記一側の溝部と前記他側の溝部を円周方向において互い違いに配置し、
前記一側の溝部と前記他側の溝部の長さは、前記軸受孔の長さの1/4以上であり、
前記軸受孔の内周面が前記回転軸が摺接しながら回転する摺動面であり、
前記一側の溝部と前記他側の溝部は、その一端と他端が前記軸受本体の端面において開口すると共に、その他端と一端には溝のない前記摺動面の部分が設けられ、溜まった磨耗くずを前記端面側から外部に排出することを特徴する焼結含油軸受。 - 請求項1記載の焼結含油軸受の製造方法であって、圧縮矯正により前記溝部を形成することを特徴とする焼結含油軸受の製造方法。
- 外周面に前記溝部を形成する溝形成部を有する矯正用コアロッドと矯正用ダイとの間において、前記焼結合金を圧縮矯正することを特徴とする請求項2記載の焼結含油軸受の製造方法。
- 一側の溝部を形成する溝形成部を有する一側の矯正用コアロッドと、他側の溝部を形成する溝形成部を有する他側の矯正用コアロッドとを用い、突き合わせたそれら一側及び他側の矯正用コアロッドと前記矯正用ダイとの間において、前記焼結用合金を圧縮矯正することを特徴とする請求項3記載の焼結含油軸受の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007029803A JP4953160B2 (ja) | 2007-02-08 | 2007-02-08 | 焼結含油軸受とその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2007029803A JP4953160B2 (ja) | 2007-02-08 | 2007-02-08 | 焼結含油軸受とその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008196530A JP2008196530A (ja) | 2008-08-28 |
JP4953160B2 true JP4953160B2 (ja) | 2012-06-13 |
Family
ID=39755672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007029803A Active JP4953160B2 (ja) | 2007-02-08 | 2007-02-08 | 焼結含油軸受とその製造方法 |
Country Status (1)
Country | Link |
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JP (1) | JP4953160B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4942593B2 (ja) * | 2007-09-11 | 2012-05-30 | 株式会社椿本チエイン | チェーン用油溜まり盲溝付ブシュの製造方法 |
JP6595290B2 (ja) * | 2015-10-09 | 2019-10-23 | シロキ工業株式会社 | ギヤボックス機構 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3532701B2 (ja) * | 1995-08-11 | 2004-05-31 | 日立粉末冶金株式会社 | 内径グルーブ多孔質体軸受機構およびそれを具備するモータ |
JP2000018249A (ja) * | 1998-06-30 | 2000-01-18 | Hokushin Ind Inc | 防振摺動部材 |
JP3734130B2 (ja) * | 1999-02-23 | 2006-01-11 | 日立粉末冶金株式会社 | 焼結含油軸受の製造方法 |
JP3773721B2 (ja) * | 1999-10-20 | 2006-05-10 | Ntn株式会社 | 動圧型軸受 |
JP2004204952A (ja) * | 2002-12-25 | 2004-07-22 | Japan Steel Works Ltd:The | すべり軸受及びその潤滑方法 |
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2007
- 2007-02-08 JP JP2007029803A patent/JP4953160B2/ja active Active
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