JP5252279B2 - ボールねじ機構 - Google Patents
ボールねじ機構 Download PDFInfo
- Publication number
- JP5252279B2 JP5252279B2 JP2008212710A JP2008212710A JP5252279B2 JP 5252279 B2 JP5252279 B2 JP 5252279B2 JP 2008212710 A JP2008212710 A JP 2008212710A JP 2008212710 A JP2008212710 A JP 2008212710A JP 5252279 B2 JP5252279 B2 JP 5252279B2
- Authority
- JP
- Japan
- Prior art keywords
- ball screw
- passage
- ball
- nut
- circulation
- 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.)
- Active
Links
- 238000006073 displacement reaction Methods 0.000 claims description 73
- 230000002093 peripheral effect Effects 0.000 claims description 33
- 230000004323 axial length Effects 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 description 39
- 239000010959 steel Substances 0.000 description 39
- 230000000694 effects Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
- F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
- F16H25/2219—Axially mounted end-deflectors
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19642—Directly cooperating gears
- Y10T74/19698—Spiral
- Y10T74/19702—Screw and nut
- Y10T74/19744—Rolling element engaging thread
- Y10T74/19749—Recirculating rolling elements
- Y10T74/19767—Return path geometry
- Y10T74/19772—Rolling element deflector
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Description
内周面に第2ボールねじ溝を有した筒状に形成され、前記ボールねじ軸の外周側に設けられると共に、該第2ボールねじ溝と前記第1ボールねじ溝との間に装填されるボールを介して前記ボールねじ軸に対して螺合されるナット部材と、
前記ナット部材の軸線方向に沿った両端部に接続され、該ナット部材の外部に設けられた循環通路を通じて前記ボールを前記ナット部材の変位方向となる一端部側から他端部側へと循環させる循環部材と、
を備え、
前記循環部材は、前記ナット部材に装着される本体部と、前記本体部に接続された筒部とを有し、前記循環通路が、前記本体部及び筒部の内部に形成され、該循環通路の両端部が前記第2ボールねじ溝に接続されることを特徴とする。
筒部に形成され、該筒部の軸線方向に沿って延在する第2通路部と、
を備え、
前記第1通路部と第2通路部とが略直交するように接続されると共に、一方の循環部材における筒部と、他方の循環部材における筒部とが接続され、前記第2通路部同士を連通させるとよい。
14…変位ナット 16…鋼球
18…第1リターン部材 20…第2リターン部材
22…第1ねじ溝 24a、24b…装着部
26…第2ねじ溝 28a、28b…本体部
30a、30b…円筒部 32…リターン通路
34…突出部 36…第1通路部
38…第2通路部
Claims (1)
- 外周面に第1ボールねじ溝が刻設されたボールねじ軸と、
内周面に第2ボールねじ溝を有した筒状に形成され、前記ボールねじ軸の外周側に設けられると共に、該第2ボールねじ溝と前記第1ボールねじ溝との間に装填されるボールを介して前記ボールねじ軸に対して螺合されるナット部材と、
前記ナット部材の軸線方向に沿った両端部に接続され、該ナット部材の外部に設けられた循環通路を通じて前記ボールを前記ナット部材の変位方向となる一端部側から他端部側へと循環させる循環部材と、
を備え、
前記循環部材は、前記ナット部材に装着される本体部と、前記本体部に接続された円筒部とを有し、前記循環通路が、前記本体部及び円筒部の内部に形成され、該循環通路の両端部が前記第2ボールねじ溝に接続され、
前記循環部材は、一組設けられ、前記ナット部材の一端部及び他端部において外周面が切り欠かれた装着部にそれぞれ装着され、該ナット部材の内部に挿通された前記ボールねじ軸の外周側を覆うものであり、
前記循環通路は、前記本体部に設けられ、前記第2ボールねじ溝の端部に接続される第1通路部と、
前記円筒部に形成され、該円筒部の軸線方向に沿って延在する第2通路部と、
を備え、
前記第1通路部と第2通路部とが略直交するように接続されると共に、一方の循環部材における円筒部と、他方の循環部材における円筒部とが接続され、前記第2通路部同士が連通し、
前記第1通路部に前記ボールの移動を案内する突出部が設けられ、
前記循環部材は、前記ナット部材に装着されたときに、前記円筒部が前記ナット部材の外周面に沿って延在し軸線方向の長さが前記ナット部材の軸線方向の長さと同一に設けられることを特徴とするボールねじ機構。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008212710A JP5252279B2 (ja) | 2008-08-21 | 2008-08-21 | ボールねじ機構 |
DE102009035133.7A DE102009035133B4 (de) | 2008-08-21 | 2009-07-29 | Kugelspindelmechanismus |
TW098126892A TWI388749B (zh) | 2008-08-21 | 2009-08-11 | 滾珠螺桿機構 |
KR1020090077243A KR20100023763A (ko) | 2008-08-21 | 2009-08-20 | 볼나사기구 |
CN2009101709315A CN101655145B (zh) | 2008-08-21 | 2009-08-21 | 滚珠螺杆机构 |
US12/545,508 US8584546B2 (en) | 2008-08-21 | 2009-08-21 | Ball screw mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008212710A JP5252279B2 (ja) | 2008-08-21 | 2008-08-21 | ボールねじ機構 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010048324A JP2010048324A (ja) | 2010-03-04 |
JP2010048324A5 JP2010048324A5 (ja) | 2011-08-25 |
JP5252279B2 true JP5252279B2 (ja) | 2013-07-31 |
Family
ID=41695086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008212710A Active JP5252279B2 (ja) | 2008-08-21 | 2008-08-21 | ボールねじ機構 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8584546B2 (ja) |
JP (1) | JP5252279B2 (ja) |
KR (1) | KR20100023763A (ja) |
CN (1) | CN101655145B (ja) |
DE (1) | DE102009035133B4 (ja) |
TW (1) | TWI388749B (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2514999B1 (en) * | 2011-04-19 | 2017-01-25 | Aktiebolaget SKF | Ball screw assembly with one-piece deflecting elements |
EP2514997B1 (en) * | 2011-04-19 | 2014-05-14 | Aktiebolaget SKF | Ball screw assembly |
TW201307705A (zh) * | 2011-08-04 | 2013-02-16 | Jian Xue Qin | 具有預留螺紋軌道的滾珠螺桿 |
CN103016665A (zh) * | 2011-09-22 | 2013-04-03 | 简雪赺 | 具有预留螺纹轨道的滚珠螺杆 |
KR101311813B1 (ko) | 2011-12-26 | 2013-09-26 | 주식회사 포스코 | 이동구조물의 휠 베이스 |
US8863601B2 (en) * | 2012-02-23 | 2014-10-21 | Hiwin Technologies Corp. | Deflecting device for ball screw device |
JP6191443B2 (ja) | 2013-03-29 | 2017-09-06 | 株式会社ジェイテクト | ボールねじ用デフレクタ |
DE102013208441B4 (de) * | 2013-05-08 | 2023-08-17 | Robert Bosch Gmbh | Kugelgewindetrieb |
JP6244108B2 (ja) * | 2013-05-31 | 2017-12-06 | Thk株式会社 | ねじ装置 |
CN104806719B (zh) * | 2014-01-27 | 2018-03-02 | 上银科技股份有限公司 | 端塞式滚珠螺杆 |
DE102015214859B4 (de) * | 2015-08-04 | 2017-12-14 | Schaeffler Technologies AG & Co. KG | Kugelgewindetrieb |
DE102015013648A1 (de) | 2015-10-22 | 2017-04-27 | Thyssenkrupp Ag | Kugelrückführung mit axial montierbarer Befestigungshülse |
JP6661868B2 (ja) * | 2016-03-11 | 2020-03-11 | 日立オートモティブシステムズ株式会社 | パワーステアリング装置 |
CN109058407A (zh) * | 2018-10-17 | 2018-12-21 | 深圳盛世电梯股份有限公司 | 一种分块回珠螺杆螺母传动*** |
CN110410126B (zh) * | 2019-07-20 | 2020-12-01 | 宿州市金鼎安全技术股份有限公司 | 一种基于局域网的矿山安全生产管理*** |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2581482A (en) * | 1948-02-27 | 1952-01-08 | Gen Motors Corp | Ball nut |
US3327551A (en) * | 1965-03-12 | 1967-06-27 | Gen Motors Corp | Ball return means for ball nut and screw means |
FR2230238A5 (ja) * | 1973-05-16 | 1974-12-13 | Tech Integrale | |
FR2249578A5 (ja) * | 1973-10-30 | 1975-05-23 | Tech Integrale | |
JPH06201013A (ja) * | 1992-12-28 | 1994-07-19 | Koyo Seiko Co Ltd | ボールねじ |
US6112610A (en) * | 1997-08-05 | 2000-09-05 | Thomson Saginaw Ball Screw Company, Llc | Externally insertable self-retaining crossover for ball nut and screw assemblies |
DE10011383B4 (de) * | 2000-03-09 | 2005-08-25 | Rexroth Star Gmbh | Wälzkörpergewindetrieb |
JP2006342976A (ja) * | 2000-07-18 | 2006-12-21 | Thk Co Ltd | ボールねじ装置 |
US6681651B2 (en) * | 2000-07-18 | 2004-01-27 | Thk Co., Ltd. | Ball screw |
TW496487U (en) | 2000-10-27 | 2002-07-21 | Hiwin Tech Corp | Heavy duty ballscrew |
CN100494732C (zh) | 2001-09-04 | 2009-06-03 | Thk株式会社 | 滚珠丝杠装置 |
JP2003329098A (ja) * | 2002-05-15 | 2003-11-19 | Nsk Ltd | ボールねじ装置 |
JP2004108454A (ja) * | 2002-09-17 | 2004-04-08 | Nsk Ltd | ボールねじ用チューブガイド及びボールねじ並びにボールねじの製造方法 |
JP2004278551A (ja) * | 2003-03-12 | 2004-10-07 | Nsk Ltd | 転がりねじ装置 |
JP2004340220A (ja) * | 2003-05-14 | 2004-12-02 | Nsk Ltd | ボールねじ装置 |
JP2005048845A (ja) * | 2003-07-31 | 2005-02-24 | Nsk Ltd | 転がりねじ装置 |
EP2206935B1 (en) * | 2003-09-10 | 2011-12-28 | Thk Co., Ltd. | Roller screw |
JP2005351341A (ja) * | 2004-06-09 | 2005-12-22 | Nsk Ltd | ボールねじ装置 |
JP2006046530A (ja) * | 2004-08-05 | 2006-02-16 | Nsk Ltd | ボールねじ装置 |
DE102004053204A1 (de) * | 2004-11-04 | 2006-05-11 | Ina-Schaeffler Kg | Kugelgewindetrieb |
CN2777285Y (zh) * | 2005-01-10 | 2006-05-03 | 李茂碷 | 一种改进的滚珠螺杆的循环器结构 |
CN2811674Y (zh) * | 2005-06-10 | 2006-08-30 | 李茂碷 | 滚珠螺杆端循环装置 |
JP4801511B2 (ja) | 2005-06-16 | 2011-10-26 | 黒田精工株式会社 | ボールねじ |
JP4934592B2 (ja) * | 2005-08-25 | 2012-05-16 | Thk株式会社 | 転動体ねじ装置及びその組立方法 |
ATE424522T1 (de) * | 2006-07-18 | 2009-03-15 | Eichenberger Gewinde Ag | Kugelschraubtrieb |
JP2008025675A (ja) | 2006-07-19 | 2008-02-07 | Shangyin Sci & Technol Co Ltd | 係合用還流エンドプラグを備えたボールスクリュー |
JP2008039050A (ja) * | 2006-08-07 | 2008-02-21 | Shangyin Sci & Technol Co Ltd | ローラスクリューシステム |
-
2008
- 2008-08-21 JP JP2008212710A patent/JP5252279B2/ja active Active
-
2009
- 2009-07-29 DE DE102009035133.7A patent/DE102009035133B4/de active Active
- 2009-08-11 TW TW098126892A patent/TWI388749B/zh active
- 2009-08-20 KR KR1020090077243A patent/KR20100023763A/ko active Search and Examination
- 2009-08-21 US US12/545,508 patent/US8584546B2/en active Active
- 2009-08-21 CN CN2009101709315A patent/CN101655145B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US8584546B2 (en) | 2013-11-19 |
CN101655145B (zh) | 2012-07-04 |
CN101655145A (zh) | 2010-02-24 |
DE102009035133B4 (de) | 2019-01-03 |
US20100043583A1 (en) | 2010-02-25 |
DE102009035133A1 (de) | 2010-04-08 |
KR20100023763A (ko) | 2010-03-04 |
TWI388749B (zh) | 2013-03-11 |
JP2010048324A (ja) | 2010-03-04 |
TW201013073A (en) | 2010-04-01 |
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