JP5063552B2 - 運動案内装置 - Google Patents
運動案内装置 Download PDFInfo
- Publication number
- JP5063552B2 JP5063552B2 JP2008258344A JP2008258344A JP5063552B2 JP 5063552 B2 JP5063552 B2 JP 5063552B2 JP 2008258344 A JP2008258344 A JP 2008258344A JP 2008258344 A JP2008258344 A JP 2008258344A JP 5063552 B2 JP5063552 B2 JP 5063552B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- pipe half
- guide
- load
- block
- 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
- 238000005096 rolling process Methods 0.000 claims description 58
- 230000002093 peripheral effect Effects 0.000 claims description 38
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 5
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 239000000470 constituent Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000010959 steel Substances 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
- 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
- F16C29/04—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
- F16C29/0647—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 with load directions in X-arrangement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
Claims (4)
- 多数の転動体と、これら転動体の転走面が形成された軌道レールと、前記転動体の無限循環路を有すると共に前記軌道レールに沿って運動する移動ブロックとから構成され、更に、
前記無限循環路は、前記転動体の負荷通路と、この負荷通路に平行な無負荷通路と、これら負荷通路と無負荷通路の端部同士を連結する方向転換路とから構成され、
前記移動ブロックは、前記軌道レールの転走面と対向して前記負荷通路をなす転動体の負荷転走面を有するブロック本体と、このブロック本体に装着されると共に前記無負荷通路をなすパイプ部材と、前記ブロック本体の運動方向の両端面に設けられると共に前記方向転換路の内周案内部が設けられた一対のインナープレートと、これらインナープレートを覆うようにして前記ブロック本体に装着されると共に、前記インナープレートの内周案内部と組み合わさって前記方向転換路を構成する外周案内溝が設けられた一対のエンドプレートとから構成され、
前記パイプ部材は半円状に二分割された第一パイプ半体及び第二パイプ半体を組み合わせてなり、前記第一パイプ半体は方向転換路の外周案内溝側に位置する一方、前記第二パイプ半体はインナープレートの内周案内部側に位置し、また、
前記第二パイプ半体は、長手方向の端面に第一パイプ半体と隣接する一対のスタッドが設けられて、かかるスタッドを含めた全長が第一パイプ半体と同一に形成される一方、
前記インナープレートには、前記内周案内部に隣接してパイプ保持孔が設けられ、
このパイプ保持孔には前記第一パイプ半体と第二パイプ半体とを組み合わせた状態で当該第一パイプ半体の端部と前記第二パイプ半体のスタッドが嵌合することを特徴とする運動案内装置。 - 前記転動体は可撓性を有すると共に帯状に形成された連結体に一列に配列され、この連結体の長手方向に沿った両縁には前記無限循環路における案内基準となる案内ベルトが設けられる一方、前記第二パイプ半体には第一パイプ半体との接続面に沿って前記連結体の案内ベルトを収容する一対の案内溝が形成され、前記スタッドはこれら案内溝に隣接して設けられていることを特徴とする請求項1記載の運動案内装置。
- 前記内周案内部には前記第二パイプ半体の案内溝に連続する誘導曲面が設けられていることを特徴とする請求項2記載の運動案内装置。
- 前記負荷転走溝の両縁部には前記連結体の誘導片をブロック本体との間に挟み込む保持枠が設けられ、一対のインナープレートはかかる保持枠によって結合されていることを特徴とする請求項3記載の運動案内装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008258344A JP5063552B2 (ja) | 2008-10-03 | 2008-10-03 | 運動案内装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008258344A JP5063552B2 (ja) | 2008-10-03 | 2008-10-03 | 運動案内装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010090910A JP2010090910A (ja) | 2010-04-22 |
JP5063552B2 true JP5063552B2 (ja) | 2012-10-31 |
Family
ID=42253852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008258344A Active JP5063552B2 (ja) | 2008-10-03 | 2008-10-03 | 運動案内装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5063552B2 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4008540B2 (ja) * | 1997-08-22 | 2007-11-14 | Thk株式会社 | 転がり案内装置 |
JP4294790B2 (ja) * | 1999-05-12 | 2009-07-15 | Thk株式会社 | 直線運動案内装置及び移動ブロック並びに移動ブロックの製造方法 |
JP2007298118A (ja) * | 2006-04-28 | 2007-11-15 | Nsk Ltd | リニアガイド装置 |
TWM322487U (en) * | 2007-05-21 | 2007-11-21 | Ome Technology Co Ltd | Guiding structure of circumrotating circulation of linear sliding rail |
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2008
- 2008-10-03 JP JP2008258344A patent/JP5063552B2/ja active Active
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Publication number | Publication date |
---|---|
JP2010090910A (ja) | 2010-04-22 |
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