KR100381276B1 - 볼연결체및상기볼연결체를이용한볼스크류장치 - Google Patents
볼연결체및상기볼연결체를이용한볼스크류장치 Download PDFInfo
- Publication number
- KR100381276B1 KR100381276B1 KR10-1998-0028868A KR19980028868A KR100381276B1 KR 100381276 B1 KR100381276 B1 KR 100381276B1 KR 19980028868 A KR19980028868 A KR 19980028868A KR 100381276 B1 KR100381276 B1 KR 100381276B1
- Authority
- KR
- South Korea
- Prior art keywords
- ball
- balls
- connector
- rolling groove
- screw shaft
- 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.)
- Expired - Lifetime
Links
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3825—Ball cages formed as a flexible belt, e.g. spacers connected by a thin film
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3806—Details of interaction of cage and race, e.g. retention, centring
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/41—Ball cages comb-shaped
-
- 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
- F16H25/2233—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position
- F16H25/2238—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position using ball spacers, i.e. spacers separating the balls, e.g. by forming a chain supporting the balls
-
- 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
- F16H2025/2242—Thread profile of the screw or nut showing a pointed "gothic" arch in cross-section
-
- 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
- F16H25/2223—Cross over deflectors between adjacent thread turns, e.g. S-form deflectors connecting neighbouring threads
-
- 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
-
- 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
- Y10T74/19753—Plural independent recirculating element paths
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
Description
Claims (3)
- 베어링 장치에 제공된 실질적으로 원형인 링 형태의 볼 무한궤도상에서 순환하는 복수개의 볼;볼을 소정 간격으로 일렬로 배열하고, 그 각각의 볼을 자유롭게 회전하도록 유지하는 가요성 연결체 벨트를 구비하며,상기 연결체 벨트는, 서로 인접한 볼사이에 삽입되고 볼과 접촉하는 구면좌가 형성된 복수개의 스페이서부, 및 그 스페이서부를 외부에서 둘러싸도록 스페이서부를 서로 연결하는 플랜지 형태의 연결 밴드부로 구성되어 있고; 그리고상기 연결체 벨트는 연결체 벨트에 볼을 배열하였을 때 실질적으로 원형인 링 형태로 형성되는 것을 특징으로 하는 볼 연결체.
- 제 1 항에 있어서, 상기 연결체 벨트는, 단부를 갖도록 형성되고, 상기 볼 무한궤도의 원주 길이와 실질적으로 동일한 길이를 갖도록 형성되는 것을 특징으로 하는 볼 연결체.
- 외주면상에 형성된 나선형 볼 구름홈을 갖는 스크류 축;스크류 축의 볼 구름홈에 대향하는 부하 구름홈을 내주면상에 갖고, 볼 구름홈과 부하 구름홈 사이에서 부하를 가하면서 구르는 복수개의 볼을 통해 상기 스크류 축과 맞물린 너트 부재;너트의 내주면에 장착되고, 상기 부하 구름홈상으로 구르는 볼을 볼 구름홈의 일 권분만큼 복귀시키는 볼 복귀홈을 가지며, 볼이 무한 순환하는 실질적으로 원형인 링 형태 볼 무환 궤도를 형성하는 디플렉터를 구비하며;제 1 항 또는 제 2 항에 따른 볼 연결체가 상기 볼 무한궤도내에 조립되고, 상기 볼이 너트 부재의 부하 구름홈과 스크류 축의 볼 구름홈 사이에서 부하를 가하는 구조로 되어 있는 것을 특징으로 하는 볼 스크류 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19445897A JP3390631B2 (ja) | 1997-07-18 | 1997-07-18 | ボール連結体及びこれを用いたボールねじ装置 |
JP97-194458 | 1997-07-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990013944A KR19990013944A (ko) | 1999-02-25 |
KR100381276B1 true KR100381276B1 (ko) | 2003-07-16 |
Family
ID=16324908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0028868A Expired - Lifetime KR100381276B1 (ko) | 1997-07-18 | 1998-07-16 | 볼연결체및상기볼연결체를이용한볼스크류장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6082210A (ko) |
EP (1) | EP0893612B1 (ko) |
JP (1) | JP3390631B2 (ko) |
KR (1) | KR100381276B1 (ko) |
DE (1) | DE69801874T2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101251053B1 (ko) | 2011-06-16 | 2013-04-05 | 기아자동차주식회사 | 버스용 도어실린더의 구조 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4298818B2 (ja) * | 1998-08-18 | 2009-07-22 | Thk株式会社 | 直線転がり案内装置 |
JP4256003B2 (ja) * | 1999-01-29 | 2009-04-22 | Thk株式会社 | 転動体保持スペーサー及びこれを用いた直線運動装置 |
US6415676B1 (en) | 1999-10-26 | 2002-07-09 | Tsubaki Nakashima Co., Ltd. | Ball screw device having spacers |
JP3844922B2 (ja) * | 1999-11-04 | 2006-11-15 | Ntn株式会社 | ボールねじおよびそれを具備する電動パワーステアリング装置 |
JP3844943B2 (ja) * | 2000-04-03 | 2006-11-15 | Ntn株式会社 | ボールねじおよびそれを具備する電動パワーステアリング装置 |
JP2002089651A (ja) * | 2000-09-12 | 2002-03-27 | Thk Co Ltd | 転がり案内装置の転動体スペーサ |
US6736235B2 (en) * | 2000-11-29 | 2004-05-18 | Ntn Corporation | Powered steering device and ball screw mechanism therefor |
USD473784S1 (en) | 2001-02-02 | 2003-04-29 | Smc Kabushiki Kaisha | Nut for a ball spline shaft |
JP4666436B2 (ja) * | 2001-04-12 | 2011-04-06 | Thk株式会社 | リニアアクチュエータ |
US6955468B2 (en) * | 2001-11-08 | 2005-10-18 | Nsk.Ltd. | Linear-motion device and ball screw |
JP2003156116A (ja) * | 2001-11-19 | 2003-05-30 | Ntn Corp | ボールねじ、およびそれを備えたベルト式無段変速装置 |
JP4281278B2 (ja) * | 2002-01-08 | 2009-06-17 | 日本精工株式会社 | ボールねじの製造方法 |
JP2003269563A (ja) * | 2002-03-18 | 2003-09-25 | Nsk Ltd | ボールねじ |
US8764302B2 (en) | 2002-03-26 | 2014-07-01 | Kureha Gosen Co., Ltd | Tape-shaped molding and belt for ball chain |
JP2003314658A (ja) | 2002-04-24 | 2003-11-06 | Toyoda Mach Works Ltd | ボールねじ装置及び電気式動力舵取装置 |
DE10246936A1 (de) | 2002-10-08 | 2004-04-22 | Ina-Schaeffler Kg | Wälzschraubtrieb |
AU2003283415A1 (en) * | 2002-12-18 | 2004-07-09 | Ina-Schaeffler Kg | Ball screw |
CN100365321C (zh) * | 2003-07-16 | 2008-01-30 | 上银科技股份有限公司 | 滚动元件夹链模块 |
US6966698B2 (en) * | 2003-08-11 | 2005-11-22 | Hiwin Technologies | Clip-chain module of rolling unit |
DE10354064A1 (de) * | 2003-11-19 | 2005-06-02 | Ina-Schaeffler Kg | Rollengewindetrieb |
JP2005221006A (ja) * | 2004-02-05 | 2005-08-18 | Nsk Ltd | ボールねじ装置 |
DE102004051425A1 (de) * | 2004-10-22 | 2006-04-27 | Ina-Schaeffler Kg | Kugelgewindetrieb |
US7104692B1 (en) * | 2004-11-10 | 2006-09-12 | Chun-Min Lu | Ball sleeve for use in the inner sliding rail of a hidden sliding track assembly |
US7640820B1 (en) | 2004-11-10 | 2010-01-05 | Danaher Motion, Inc. | Ball screw assembly and spacer elements therefor |
US7896549B2 (en) * | 2005-10-07 | 2011-03-01 | Hiwin Technologies Corp. | Parallel spacer for a linear guideway |
US20070081746A1 (en) * | 2005-10-07 | 2007-04-12 | Hiwin Technologies Corp. | Parallel spacer for a linear guideway |
US8491025B2 (en) * | 2007-02-13 | 2013-07-23 | Edw. C. Levy Co. | Magnet controller for controlling a lifting magnet |
JP2008196659A (ja) * | 2007-02-15 | 2008-08-28 | Nsk Ltd | 直動案内装置およびこれに適用される転動体収容ベルト |
US8955404B2 (en) | 2008-08-29 | 2015-02-17 | Hiwin Technologies Corp | Ball screw module |
TWI368697B (en) * | 2008-10-31 | 2012-07-21 | Hiwin Tech Corp | Circulation element for ball screw |
US20110023642A1 (en) * | 2009-07-28 | 2011-02-03 | Po-Chuan Hsu | Motion Transmission Apparatus with a Chain |
DE202009018813U1 (de) * | 2009-11-06 | 2013-08-26 | Neo-Plastic Dr. Doetsch Diespeck Gmbh | Wälzkörper-Käfigring |
US9599202B2 (en) * | 2009-12-18 | 2017-03-21 | Schaeffler Technologies AG & Co. KG | Internal recirculation insert for a ball screw and ball screw assembly including the insert |
JP6187807B2 (ja) * | 2013-03-12 | 2017-08-30 | 株式会社ジェイテクト | ボールねじ装置 |
TWI601888B (zh) * | 2016-11-04 | 2017-10-11 | Hiwin Tech Corp | Spacer flexible bearings |
US10690188B2 (en) * | 2017-12-22 | 2020-06-23 | Aktiebolaget Skf | Flexible cage for rolling bearing |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH049471Y2 (ko) * | 1986-05-19 | 1992-03-10 | ||
JPH052217A (ja) * | 1991-06-25 | 1993-01-08 | Nippon Avionics Co Ltd | 液晶パネル投射装置 |
DE4025011A1 (de) * | 1990-08-07 | 1992-02-13 | Werner Dipl Ing Jacob | Kugelfuehrung |
JPH0527408U (ja) * | 1991-04-19 | 1993-04-09 | 光洋機械工業株式会社 | ボールネジ |
JP3165463B2 (ja) * | 1991-07-18 | 2001-05-14 | 大日本印刷株式会社 | 精密万線版の製造方法及び化粧材 |
US5295407A (en) * | 1991-09-04 | 1994-03-22 | Nsk Ltd. | Electric linear actuator |
JPH0672610B2 (ja) * | 1991-11-05 | 1994-09-14 | テイエチケー株式会社 | 複列ボ−ルチェイン |
US5755516A (en) * | 1994-05-20 | 1998-05-26 | Thk Co., Ltd. | Rolling guide apparatus and method of manufacturing movable block of rolling guide apparatus |
US5622082A (en) * | 1995-08-22 | 1997-04-22 | Thomson Saginaw Ball Screw Company, Inc. | Ball nut and screw assemblies with improved crossovers |
JP3488025B2 (ja) * | 1996-09-17 | 2004-01-19 | Thk株式会社 | ボールチェーン |
EP0916861B1 (en) * | 1997-05-30 | 2007-10-10 | Thk Co. Ltd. | Method of manufacturing a ball spline unit |
-
1997
- 1997-07-18 JP JP19445897A patent/JP3390631B2/ja not_active Expired - Lifetime
-
1998
- 1998-07-14 US US09/114,965 patent/US6082210A/en not_active Expired - Lifetime
- 1998-07-16 KR KR10-1998-0028868A patent/KR100381276B1/ko not_active Expired - Lifetime
- 1998-07-20 DE DE69801874T patent/DE69801874T2/de not_active Expired - Lifetime
- 1998-07-20 EP EP98305757A patent/EP0893612B1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101251053B1 (ko) | 2011-06-16 | 2013-04-05 | 기아자동차주식회사 | 버스용 도어실린더의 구조 |
Also Published As
Publication number | Publication date |
---|---|
US6082210A (en) | 2000-07-04 |
DE69801874D1 (de) | 2001-11-08 |
JP3390631B2 (ja) | 2003-03-24 |
KR19990013944A (ko) | 1999-02-25 |
DE69801874T2 (de) | 2002-06-06 |
EP0893612B1 (en) | 2001-10-04 |
EP0893612A3 (en) | 1999-06-30 |
EP0893612A2 (en) | 1999-01-27 |
JPH1137246A (ja) | 1999-02-12 |
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Legal Events
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PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19980716 |
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A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20000901 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19980716 Comment text: Patent Application |
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PE0902 | Notice of grounds for rejection |
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