JP5827837B2 - 潤滑剤供給装置及びこの潤滑剤供給装置を備える転動体ねじ装置 - Google Patents
潤滑剤供給装置及びこの潤滑剤供給装置を備える転動体ねじ装置 Download PDFInfo
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- JP5827837B2 JP5827837B2 JP2011177051A JP2011177051A JP5827837B2 JP 5827837 B2 JP5827837 B2 JP 5827837B2 JP 2011177051 A JP2011177051 A JP 2011177051A JP 2011177051 A JP2011177051 A JP 2011177051A JP 5827837 B2 JP5827837 B2 JP 5827837B2
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- rolling element
- supply device
- lubricant supply
- screw shaft
- rolling
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Description
Claims (4)
- 外周面に螺旋状の転動体転走溝が形成されたねじ軸と、
前記ねじ軸が貫通する貫通孔を有し、複数の転動体を介して前記ねじ軸に螺合し、内周面には前記転動体転走溝と対向する螺旋状の負荷転動体転走溝が形成された移動部材と、
を備える転動体ねじ装置に組み付けられ、前記ねじ軸に吸蔵体に貯蔵された潤滑剤を供給する潤滑剤供給装置において、
前記潤滑剤供給装置は、前記ねじ軸の径方向に長さの異なる複数の塗布体を備え、
前記塗布体は、前記ねじ軸の外周面に摺接する第1の塗布体と、前記転動体転走溝に摺接する第2の塗布体とを備え、
前記第1の塗布体と前記第2の塗布体は、前記ねじ軸の周方向に沿って配置されることを特徴とする潤滑剤供給装置。 - 請求項1に記載の潤滑剤供給装置において、
前記吸蔵体は、周方向に連続して一体に形成され、
前記塗布体は、前記吸蔵体と接触することを特徴とする潤滑剤供給装置。 - 請求項1又は2に記載の潤滑剤供給装置において、
前記第1の塗布体,前記第2の塗布体及び前記吸蔵体を備える前記枠体は、貫通孔を有することを特徴とする潤滑剤供給装置。 - 請求項1から3のいずれか1項に記載の潤滑剤供給装置を組み付けたことを特徴とする転動体ねじ装置。
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JP2011177051A JP5827837B2 (ja) | 2011-08-12 | 2011-08-12 | 潤滑剤供給装置及びこの潤滑剤供給装置を備える転動体ねじ装置 |
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JP2011177051A JP5827837B2 (ja) | 2011-08-12 | 2011-08-12 | 潤滑剤供給装置及びこの潤滑剤供給装置を備える転動体ねじ装置 |
Publications (2)
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JP2013040642A JP2013040642A (ja) | 2013-02-28 |
JP5827837B2 true JP5827837B2 (ja) | 2015-12-02 |
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JP2011177051A Active JP5827837B2 (ja) | 2011-08-12 | 2011-08-12 | 潤滑剤供給装置及びこの潤滑剤供給装置を備える転動体ねじ装置 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180328411A1 (en) * | 2015-12-11 | 2018-11-15 | Thk Co., Ltd. | Lubricating oil supply device |
JP6997825B2 (ja) * | 2020-04-17 | 2022-01-18 | 上銀科技股▲分▼有限公司 | 自己潤滑式ボールねじ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09303517A (ja) * | 1996-05-20 | 1997-11-25 | Nippon Seiko Kk | ボールねじ |
JP2003222127A (ja) * | 2002-01-28 | 2003-08-08 | Thk Co Ltd | 潤滑油供給装置及び案内装置 |
JP4589149B2 (ja) * | 2005-03-03 | 2010-12-01 | 東洋機械金属株式会社 | 潤滑油供給装置付きボールネジ装置 |
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