JP2018197559A - 複列転動体収容バンド及び運動案内装置 - Google Patents
複列転動体収容バンド及び運動案内装置 Download PDFInfo
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- JP2018197559A JP2018197559A JP2017101423A JP2017101423A JP2018197559A JP 2018197559 A JP2018197559 A JP 2018197559A JP 2017101423 A JP2017101423 A JP 2017101423A JP 2017101423 A JP2017101423 A JP 2017101423A JP 2018197559 A JP2018197559 A JP 2018197559A
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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
- 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
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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
-
- 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
-
- 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
- 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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/70—Diameters; Radii
- F16C2240/80—Pitch circle diameters [PCD]
-
- 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
- F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
-
- 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
- F16C29/008—Systems with a plurality of bearings, e.g. four carriages supporting a slide on two parallel rails
-
- 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
- F16C29/065—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 rollers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
【解決手段】少なくとも3列の転動体列17−19をバンド15に並べる。第1転動体列17の各第1転動体17aに対して第2転動体列18の各第2転動体18aをバンド15の長さ方向にP/nずらす。第2転動体列18の各第2転動体18aに対して第3転動体列19の各第3転動体19aをバンド15の長さ方向にP/nずらす。ここで、Pは第1転動体17a間のピッチ、nは列数である。
【選択図】 図4
Description
(第1の実施形態の複列転動体収容バンド、第1の実施形態の運動案内装置)
(第2の実施形態のボールリテーナ)
(第2の実施形態の運動案内装置)
Claims (7)
- 少なくとも3列の転動体列がバンドに並べられており、
前記バンドの長さ方向の少なくとも一部において、第1転動体列の各第1転動体に対して第2転動体列の各第2転動体が前記バンドの前記長さ方向にずれており、前記各第1転動体及び前記各第2転動体に対して第3転動体列の各第3転動体が前記バンドの前記長さ方向にずれている複列転動体収容バンド。 - 前記各第1転動体に対して前記各第2転動体が前記長さ方向に実質的にP/nずれており、前記各第2転動体に対して前記各第3転動体が前記長さ方向に実質的にP/nずれていることを特徴とする請求項1に記載の複列転動体収容バンド。
ここで、Pは前記第1転動体列の第1転動体ピッチ、nは前記転動体列の列数。 - 前記第1転動体列の第1転動体ピッチ、前記第2転動体列の第2転動体ピッチ、及び前記第3転動体列の第3転動体ピッチが、互いに実質的に等しいことを特徴とする請求項1又は2に記載の複列転動体収容バンド。
- 前記バンドの幅方向に順番に前記第1転動体列、前記第2転動体列、及び前記第3転動体列が配置されることを特徴とする請求項1ないし3のいずれか一項に記載の複列転動体収容バンド。
- 前記転動体列の列数が3又は4であることを特徴とする請求項1ないし4のいずれか1項に記載の複列転動体収容バンド。
- 案内レールと、
前記案内レールに相対移動可能に組み付けられるキャリッジと、
前記キャリッジの循環路に組み込まれる請求項1ないし5のいずれか一項に記載の複列転動体収容バンドと、を備え、
運動案内装置を水平面に配置した状態の前記キャリッジの正面視において、前記キャリッジの左右に上下2つの、合計4つの前記循環路が設けられ、
各循環路に前記複列転動体収容バンドが組み込まれることを特徴とする運動案内装置。 - 案内レールと、
前記案内レールに相対移動可能に組み付けられるキャリッジと、
前記キャリッジの循環路に組み込まれる複列転動体収容バンドと、を備え、
運動案内装置を水平面に配置した状態の前記キャリッジの正面視において、前記キャリッジの左右に上下2つの、合計4つの前記循環路が設けられ、
各循環路に前記複列転動体収容バンドが組み込まれ、
2列の転動体列が前記複列転動体収容バンドに並べられており、
前記複列転動体収容バンドの長さ方向の少なくとも一部において、第1転動体列の各第1転動体に対して第2転動体列の各第2転動体が、前記第1転動体間にスペーサを介在させ、前記第2転動体間にスペーサを介在させ、且つ前記第1転動体と前記第2転動体とを非接触にした状態で、前記複列転動体収容バンドの前記長さ方向にずれている運動案内装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017101423A JP6530010B2 (ja) | 2017-05-23 | 2017-05-23 | 複列転動体収容バンド及び運動案内装置 |
CN201880034171.2A CN110678662B (zh) | 2017-05-23 | 2018-05-14 | 多列滚动体收容带及运动引导装置 |
DE112018002664.7T DE112018002664B4 (de) | 2017-05-23 | 2018-05-14 | Mehrreihiges wälzkörpergehäuseband und bewegungsführungs-vorrichtung |
PCT/JP2018/018474 WO2018216519A1 (ja) | 2017-05-23 | 2018-05-14 | 複列転動体収容バンド及び運動案内装置 |
US16/612,844 US10837491B2 (en) | 2017-05-23 | 2018-05-14 | Multi-row rolling element housing band and motion guide apparatus |
KR1020197037447A KR102086982B1 (ko) | 2017-05-23 | 2018-05-14 | 복열 구름 이동체 수용 밴드 및 운동 안내 장치 |
TW107117382A TWI686551B (zh) | 2017-05-23 | 2018-05-22 | 複數排滾動體收容束帶及運動導引裝置 |
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JP2017101423A JP6530010B2 (ja) | 2017-05-23 | 2017-05-23 | 複列転動体収容バンド及び運動案内装置 |
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JP6530010B2 JP6530010B2 (ja) | 2019-06-12 |
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US (1) | US10837491B2 (ja) |
JP (1) | JP6530010B2 (ja) |
KR (1) | KR102086982B1 (ja) |
CN (1) | CN110678662B (ja) |
DE (1) | DE112018002664B4 (ja) |
TW (1) | TWI686551B (ja) |
WO (1) | WO2018216519A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023195373A1 (ja) * | 2022-04-06 | 2023-10-12 | Thk株式会社 | 転動体収容バンドの成型方法及び製造金型 |
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JP6619656B2 (ja) * | 2016-01-22 | 2019-12-11 | Thk株式会社 | 運動案内装置の荷重計測システム及び運動案内装置の寿命算出方法 |
JP1586244S (ja) * | 2017-05-09 | 2020-09-14 |
Citations (1)
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JP2014055670A (ja) * | 2012-05-28 | 2014-03-27 | Nsk Ltd | 直動案内装置 |
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JPH0265713U (ja) | 1988-11-07 | 1990-05-17 | ||
US6663286B2 (en) * | 2000-01-18 | 2003-12-16 | Thk Co., Ltd. | Method of determining raceway surface length and rolling body diameter of motion rolling guide device, and motion rolling guide device and motion rolling guide system utilizing the determining method |
DE10153831A1 (de) * | 2001-11-05 | 2003-05-15 | Ina Schaeffler Kg | Führungswagen für Profilschienenführungen |
US6652146B2 (en) * | 2002-03-29 | 2003-11-25 | Mouton Lee | Linear motion guide device having two offset ball rows |
GB2394423B (en) * | 2002-10-14 | 2004-09-22 | Anthony Bruce Pike | Mat |
WO2006063013A2 (en) * | 2004-12-08 | 2006-06-15 | Portec Inc. | Ball transfer device |
JP2008249043A (ja) | 2007-03-30 | 2008-10-16 | Nsk Ltd | 転動体収容ベルトおよび直動案内装置 |
JP2011112069A (ja) * | 2009-11-24 | 2011-06-09 | Thk Co Ltd | 運動案内装置及びローラねじ |
JP6329364B2 (ja) | 2013-12-06 | 2018-05-23 | 日本トムソン株式会社 | 転動体間にセパレータを配設した直動案内ユニット |
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- 2018-05-14 DE DE112018002664.7T patent/DE112018002664B4/de active Active
- 2018-05-14 WO PCT/JP2018/018474 patent/WO2018216519A1/ja active IP Right Grant
- 2018-05-14 CN CN201880034171.2A patent/CN110678662B/zh active Active
- 2018-05-14 US US16/612,844 patent/US10837491B2/en active Active
- 2018-05-14 KR KR1020197037447A patent/KR102086982B1/ko active Active
- 2018-05-22 TW TW107117382A patent/TWI686551B/zh active
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JP2014055670A (ja) * | 2012-05-28 | 2014-03-27 | Nsk Ltd | 直動案内装置 |
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WO2023195373A1 (ja) * | 2022-04-06 | 2023-10-12 | Thk株式会社 | 転動体収容バンドの成型方法及び製造金型 |
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Publication number | Publication date |
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JP6530010B2 (ja) | 2019-06-12 |
TW201901054A (zh) | 2019-01-01 |
US10837491B2 (en) | 2020-11-17 |
WO2018216519A1 (ja) | 2018-11-29 |
KR20200004425A (ko) | 2020-01-13 |
CN110678662A (zh) | 2020-01-10 |
KR102086982B1 (ko) | 2020-03-09 |
CN110678662B (zh) | 2021-04-06 |
TWI686551B (zh) | 2020-03-01 |
DE112018002664T5 (de) | 2020-02-27 |
US20200200217A1 (en) | 2020-06-25 |
DE112018002664B4 (de) | 2025-02-06 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |