JP6173217B2 - 運動案内装置 - Google Patents
運動案内装置 Download PDFInfo
- Publication number
- JP6173217B2 JP6173217B2 JP2013541775A JP2013541775A JP6173217B2 JP 6173217 B2 JP6173217 B2 JP 6173217B2 JP 2013541775 A JP2013541775 A JP 2013541775A JP 2013541775 A JP2013541775 A JP 2013541775A JP 6173217 B2 JP6173217 B2 JP 6173217B2
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- JP
- Japan
- Prior art keywords
- ball
- path
- main body
- contact surface
- lid member
- 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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Classifications
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- 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
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
- F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
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- 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
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
- F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
- F16C29/0642—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
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- 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
- F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
- F16C29/0609—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the ends of the bearing body or carriage where the rolling elements change direction, e.g. end caps
-
- 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
- F16C29/08—Arrangements for covering or protecting the ways
- F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
- F16C29/086—Seals being essentially U-shaped, e.g. for a U-shaped carriage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
前記負荷ボール通路を転走してきたボールを方向転換路内へと案内する方式は従来の運動案内装置と同様、ボールを軌道レールのボール転走面から掬い上げるものである。すなわち、特許文献1に係る運動案内装置であっても、軌道レールに形成されたボール転走面とボール球面との間に形成された略くさび状の空間に対して掬い上げ部を配置し、この掬い上げ部により前記ボールをボール転走面から離間させるとの方式を採用している。
Claims (6)
- 長手方向に延びるボール転走面を有する軌道部材と、前記ボール転走面と対向して負荷ボール通路を構成する負荷ボール転走面を有する共に当該負荷ボール通路に平行なボール戻し通路を有する移動部材本体と、前記負荷ボール通路とボール戻し通路を接続する方向転換路を有して前記移動部材本体の移動方向の端部に固定される蓋部材と、前記負荷ボール通路、ボール戻し通路及び方向転換路から構成される無限循環路に配列される複数のボールと、を備え、
前記蓋部材は前記負荷ボール通路と接続する前記方向転換路の入口領域に導入部を有し、
前記導入部は、前記ボール転走面の一方の側部に隣接して設けられると共に前記負荷ボール通路を交差するようにして前記方向転換路に連続し、前記ボール転走面を転走するボールを他方の側部へ誘導する第一接触面と、この第一接触面と前記ボール転走面を挟んで反対側に位置し、前記第一接触面によって誘導されたボールが前記軌道部材のボール転走面から乗り移る第二接触面とを備えたことを特徴とする運動案内装置。 - 前記導入部における前記第一接触面と第二接触面との間には、前記軌道部材のボール転走面と重なると共にボールの転走方向に沿った入口壁部が設けられ、前記ボール転走面を転走するボールは前記入口壁部の先端縁に接触することなく前記第一接触面と当接することを特徴とする請求項1記載の運動案内装置。
- 前記蓋部材は、前記方向転換路の外周側案内曲面が形成された蓋部材本体と、前記方向転換路の内周側案内面を有すると共に前記蓋部材本体に嵌合する内周側部材とを備え、
前記第一接触面は蓋部材本体に設けられる一方、前記第二接触面は内周側部材に設けられることを特徴とする請求項2記載の運動案内装置。 - 前記導入部におけるボールの誘導方向は、前記負荷ボール通路内のボールに対する荷重の作用方向と異なっていることを特徴とする請求項3記載の運動案内装置。
- 前記第二接触面の前記軌道部材に面した端縁は、前記軌道部材のボール転走面の縁部における接線上に位置していることを特徴とする請求項3又は4記載の運動案内装置。
- 前記蓋部材は、前記方向転換路の外周側案内曲面が形成された蓋部材本体と、前記方向転換路の内周側案内面を有すると共に前記蓋部材本体に嵌合する内周側部材とを備え、
前記第一接触面及び第二接触面は前記蓋部材本体に設けられることを特徴とする請求項2記載の運動案内装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011242145 | 2011-11-04 | ||
JP2011242145 | 2011-11-04 | ||
PCT/JP2012/077973 WO2013065663A1 (ja) | 2011-11-04 | 2012-10-30 | 運動案内装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013065663A1 JPWO2013065663A1 (ja) | 2015-04-02 |
JP6173217B2 true JP6173217B2 (ja) | 2017-08-02 |
Family
ID=48192010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013541775A Active JP6173217B2 (ja) | 2011-11-04 | 2012-10-30 | 運動案内装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8882352B2 (ja) |
JP (1) | JP6173217B2 (ja) |
CN (1) | CN103890424B (ja) |
DE (1) | DE112012004607T5 (ja) |
TW (1) | TWI605205B (ja) |
WO (1) | WO2013065663A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102671499B1 (ko) * | 2020-12-31 | 2024-05-31 | 쑤-잉 리 | 선형 동력 전달 장치 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5808375B2 (ja) * | 2013-09-27 | 2015-11-10 | Thk株式会社 | 移動ユニット |
US9022654B2 (en) * | 2013-09-27 | 2015-05-05 | Ome Technology Co., Ltd. | Linear guideway and end cap module thereof |
JP6162641B2 (ja) * | 2014-05-15 | 2017-07-12 | Thk株式会社 | 運動装置 |
USD835492S1 (en) * | 2015-02-24 | 2018-12-11 | Thk Co., Ltd. | Slide rail |
JP6494692B2 (ja) * | 2017-05-31 | 2019-04-03 | Thk株式会社 | 運動案内装置 |
JP7219877B2 (ja) | 2017-08-29 | 2023-02-09 | Thk株式会社 | 運動案内装置 |
WO2019044493A1 (ja) | 2017-08-29 | 2019-03-07 | Thk株式会社 | 運動案内装置 |
TW202217165A (zh) * | 2020-10-28 | 2022-05-01 | 日商日本東晟股份有限公司 | 直線運動導引單元 |
CN214331216U (zh) | 2020-12-31 | 2021-10-01 | 李思颖 | 线性传动装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59103928U (ja) * | 1982-12-28 | 1984-07-12 | 株式会社椿本精工 | 直線作動用ボ−ルベアリングのボ−ルリタ−ンキヤツプのボ−ル変向溝の形状 |
JP2001182745A (ja) * | 1999-12-27 | 2001-07-06 | Nsk Ltd | 直動案内軸受 |
JP4051845B2 (ja) * | 2000-01-13 | 2008-02-27 | 日本精工株式会社 | 直動案内軸受装置 |
JP2004068880A (ja) | 2002-08-05 | 2004-03-04 | Nsk Ltd | 直動装置 |
JP2004132494A (ja) * | 2002-10-11 | 2004-04-30 | Nsk Ltd | リニアガイド装置 |
DE10332922A1 (de) * | 2003-07-19 | 2005-02-03 | Ina-Schaeffler Kg | Führungswagen eines Linearwälzlagers |
JP4565545B2 (ja) * | 2004-03-24 | 2010-10-20 | 日本トムソン株式会社 | 直動案内ユニット |
KR101217377B1 (ko) * | 2004-08-26 | 2012-12-31 | 티에치케이 가부시끼가이샤 | 운동 안내 장치 |
US7891876B2 (en) * | 2005-11-15 | 2011-02-22 | Schaeffler Kg | Linear roller bearing |
JP2007232050A (ja) * | 2006-02-28 | 2007-09-13 | Nsk Ltd | リニアガイド装置のリターンガイド |
JP2006250361A (ja) * | 2006-05-19 | 2006-09-21 | Nsk Ltd | 直線運動案内装置 |
JP2008275066A (ja) * | 2007-04-27 | 2008-11-13 | Nsk Ltd | 直動案内装置 |
CN201121654Y (zh) * | 2007-11-07 | 2008-09-24 | 精浚科技股份有限公司 | 线性滑轨的无段差导引循环结构 |
CN201125945Y (zh) * | 2007-11-12 | 2008-10-01 | 鼎金传动科技股份有限公司 | 滚珠导引端盖 |
JP5108741B2 (ja) * | 2008-12-12 | 2012-12-26 | Thk株式会社 | 運動案内装置 |
JP2010169183A (ja) * | 2009-01-22 | 2010-08-05 | Nsk Ltd | 直動案内装置 |
CN201991941U (zh) * | 2011-01-07 | 2011-09-28 | 宁波安信数控技术有限公司 | 一种交叉圆弧滚道的滚珠返向器 |
-
2012
- 2012-10-30 CN CN201280050699.1A patent/CN103890424B/zh active Active
- 2012-10-30 JP JP2013541775A patent/JP6173217B2/ja active Active
- 2012-10-30 DE DE112012004607.2T patent/DE112012004607T5/de active Pending
- 2012-10-30 WO PCT/JP2012/077973 patent/WO2013065663A1/ja active Application Filing
- 2012-10-30 US US14/351,951 patent/US8882352B2/en active Active
- 2012-11-02 TW TW101140793A patent/TWI605205B/zh active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102671499B1 (ko) * | 2020-12-31 | 2024-05-31 | 쑤-잉 리 | 선형 동력 전달 장치 |
Also Published As
Publication number | Publication date |
---|---|
TWI605205B (zh) | 2017-11-11 |
WO2013065663A1 (ja) | 2013-05-10 |
CN103890424A (zh) | 2014-06-25 |
CN103890424B (zh) | 2016-10-12 |
US8882352B2 (en) | 2014-11-11 |
TW201333335A (zh) | 2013-08-16 |
JPWO2013065663A1 (ja) | 2015-04-02 |
DE112012004607T5 (de) | 2014-08-28 |
US20140254961A1 (en) | 2014-09-11 |
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