JP5272243B2 - ねじ軸装置のナット構造 - Google Patents
ねじ軸装置のナット構造 Download PDFInfo
- Publication number
- JP5272243B2 JP5272243B2 JP2008003858A JP2008003858A JP5272243B2 JP 5272243 B2 JP5272243 B2 JP 5272243B2 JP 2008003858 A JP2008003858 A JP 2008003858A JP 2008003858 A JP2008003858 A JP 2008003858A JP 5272243 B2 JP5272243 B2 JP 5272243B2
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- Japan
- Prior art keywords
- nut member
- nut
- screw shaft
- magnetic field
- engaging portion
- 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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- 230000036316 preload Effects 0.000 claims abstract description 20
- 230000005415 magnetization Effects 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Transmission Devices (AREA)
Description
11 係合部
12 フランジ
13 嵌合凹部
20 第2ナット部材
21 係合部
22 本体
30 駆動部
31 着磁領域
32 駆動磁界生成体
32a 磁界生成部
33 保持手段
K ナット構造
S ねじ軸
N ナット
Claims (1)
- 第1ナット部材と第2ナット部材とを備えるねじ軸装置のナット構造であって、
前記第1ナット部材は、突出形成された前記第2ナット部材との係合部を有し、
前記第2ナット部材は、突出形成された前記第1ナット部材との係合部を有し、
前記第2ナット部材の本体の外周部に形成された着磁領域と、前記着磁領域の外周に配設され駆動磁界を生成する駆動磁界生成部を有する駆動磁界生成体とを含む駆動部を有し、
前記第2ナット部材の係合部は、前記第1ナット部材の係合部に形成された嵌合凹部に螺進退可能に螺合され、
前記駆動磁界生成部から生成される駆動磁界を適宜調整して前記第2ナット部材の螺進退量を調整し、それによりねじ軸とナットとの螺合部に所定の予圧を付与するようにされてなる
ことを特徴とするねじ軸装置のナット構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008003858A JP5272243B2 (ja) | 2008-01-11 | 2008-01-11 | ねじ軸装置のナット構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008003858A JP5272243B2 (ja) | 2008-01-11 | 2008-01-11 | ねじ軸装置のナット構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009168053A JP2009168053A (ja) | 2009-07-30 |
JP5272243B2 true JP5272243B2 (ja) | 2013-08-28 |
Family
ID=40969468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008003858A Active JP5272243B2 (ja) | 2008-01-11 | 2008-01-11 | ねじ軸装置のナット構造 |
Country Status (1)
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JP (1) | JP5272243B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4872795A (en) * | 1988-09-09 | 1989-10-10 | Dana Corporation | Nut assembly with rotatable sleeve for taking up backlash |
JPH0419452A (ja) * | 1990-05-15 | 1992-01-23 | Mitsubishi Electric Corp | ねじ送り機構 |
JPH09108903A (ja) * | 1995-10-11 | 1997-04-28 | Nippon Seiko Kk | 予圧可変スピンドル |
JPH10228317A (ja) * | 1997-02-14 | 1998-08-25 | Namu:Kk | 位置決め装置 |
JP2005214404A (ja) * | 2004-02-02 | 2005-08-11 | Toyota Motor Corp | ネジ機構及びこれを使用した電磁サスペンション |
JP2007278427A (ja) * | 2006-04-10 | 2007-10-25 | Ozak Seiko Co Ltd | 滑りねじ装置 |
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2008
- 2008-01-11 JP JP2008003858A patent/JP5272243B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2009168053A (ja) | 2009-07-30 |
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