JP6403743B2 - 転がり案内装置の状態診断システム - Google Patents
転がり案内装置の状態診断システム Download PDFInfo
- Publication number
- JP6403743B2 JP6403743B2 JP2016225940A JP2016225940A JP6403743B2 JP 6403743 B2 JP6403743 B2 JP 6403743B2 JP 2016225940 A JP2016225940 A JP 2016225940A JP 2016225940 A JP2016225940 A JP 2016225940A JP 6403743 B2 JP6403743 B2 JP 6403743B2
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- JP
- Japan
- Prior art keywords
- rolling
- guide device
- rolling guide
- sensor
- load
- 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
-
- 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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
-
- 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
- F16C29/064—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 two rows of balls, one on each side of the rail
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
- G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
- G01M13/045—Acoustic or vibration analysis
-
- 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
- F16C2233/00—Monitoring condition, e.g. temperature, load, vibration
-
- 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
- F16C2240/08—Time
-
- 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
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Bearings For Parts Moving Linearly (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Description
T≧t
に設定している。前記tは、前記負荷通路50に対する前記転動体6の進入に起因する振動の発生周期である。
T=nt (n:自然数)
に設定することが考えられる。
Claims (4)
- 多数の転動体と、長手方向に沿って前記転動体の転走面を有する軌道部材と、前記転動体を介して前記軌道部材に組み付けられると共に、前記転動体の負荷通路及び当該負荷通路の両端を連結する無負荷通路からなる当該転動体の無限循環路を有する移動部材と、を備えた転がり案内装置の状態診断システムであって、
前記移動部材が前記軌道部材に沿って移動している際の物理量を検出するセンサと、
前記センサの出力信号を処理して分析データを出力する信号処理部と、
前記分析データを閾値データと比較して前記転がり案内装置の異常の有無を判定する判定処理部とを備え、
前記無限循環路内で前後する転動体が前記無負荷通路から前記負荷通路に進入する周期tとした場合、
前記信号処理部が前記センサの出力信号を取り込むデータ収集時間Tは、T≧tであることを特徴とする転がり案内装置の状態診断システム。 - 前記信号処理部が前記センサの出力信号を取り込むデータ収集時間Tは、T=nt(nは自然数)であることを特徴とする請求項1記載の転がり案内装置の状態診断システム。
- 前記軌道部材に対する前記移動部材の移動速度を検出し、これら検出結果に基づいて前記周期tを把握することを特徴とする請求項1記載の転がり案内装置の状態診断システム。
- 前記移動部材に取り付けた近接センサを用いて前記無限循環路内を移動する転動体を検出し、かかる検出結果に基づいて前記周期tを把握することを特徴とする請求項3記載の転がり案内装置の状態診断システム。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016225940A JP6403743B2 (ja) | 2016-11-21 | 2016-11-21 | 転がり案内装置の状態診断システム |
PCT/JP2017/037792 WO2018092498A1 (ja) | 2016-11-21 | 2017-10-19 | 転がり案内装置の状態診断システム |
CN201780070671.7A CN109952499B (zh) | 2016-11-21 | 2017-10-19 | 滚动导向装置的状态诊断*** |
US16/344,433 US10712236B2 (en) | 2016-11-21 | 2017-10-19 | Condition diagnosing system for rolling guide device |
EP17872471.2A EP3543673B1 (en) | 2016-11-21 | 2017-10-19 | Condition diagnosing system for rolling guide device |
TW106137027A TWI676752B (zh) | 2016-11-21 | 2017-10-27 | 滾動導引裝置的狀態診斷系統 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2016225940A JP6403743B2 (ja) | 2016-11-21 | 2016-11-21 | 転がり案内装置の状態診断システム |
Publications (2)
Publication Number | Publication Date |
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JP2018084426A JP2018084426A (ja) | 2018-05-31 |
JP6403743B2 true JP6403743B2 (ja) | 2018-10-10 |
Family
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JP2016225940A Active JP6403743B2 (ja) | 2016-11-21 | 2016-11-21 | 転がり案内装置の状態診断システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US10712236B2 (ja) |
EP (1) | EP3543673B1 (ja) |
JP (1) | JP6403743B2 (ja) |
CN (1) | CN109952499B (ja) |
TW (1) | TWI676752B (ja) |
WO (1) | WO2018092498A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022219712A1 (ja) | 2021-04-13 | 2022-10-20 | 日本精工株式会社 | ボールねじの状態監視装置および状態監視方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6734008B2 (ja) * | 2018-10-16 | 2020-08-05 | Thk株式会社 | 転がり案内装置のセンサ取付け部材及びセンサ取付け方法 |
JP6686124B1 (ja) * | 2018-12-26 | 2020-04-22 | Thk株式会社 | 転がり案内装置のセンサ取付け構造 |
US10557504B1 (en) * | 2019-01-22 | 2020-02-11 | Hiwin Technologies Corp. | Linear guideway capable of detecting abnormal circulation state |
JP7224234B2 (ja) * | 2019-04-25 | 2023-02-17 | Thk株式会社 | 異常診断システム、及び異常診断方法 |
TWI704307B (zh) | 2019-07-19 | 2020-09-11 | 財團法人工業技術研究院 | 具內嵌式感測器的線性滑軌裝置 |
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JPH05281094A (ja) * | 1992-03-31 | 1993-10-29 | Nkk Corp | 循環式ころがり案内を備えた直動式ガイドの診断方法 およびその装置 |
JP3874110B2 (ja) | 2002-08-30 | 2007-01-31 | 日本精工株式会社 | 異常診断システム |
JP4430316B2 (ja) * | 2003-02-28 | 2010-03-10 | Thk株式会社 | 状態検出装置及び状態検出方法並びに状態検出用プログラム及び情報記録媒体 |
JP2006017291A (ja) * | 2004-06-03 | 2006-01-19 | Nsk Ltd | 監視装置及び監視方法 |
WO2006025404A1 (ja) * | 2004-08-31 | 2006-03-09 | Thk Co., Ltd. | 状態検出装置及び状態検出方法並びに状態検出用プログラム及び情報記録媒体、状態表示装置及び状態表示方法並びに状態表示用プログラム及び情報記録媒体 |
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JP2009092183A (ja) * | 2007-10-11 | 2009-04-30 | Nsk Ltd | 直動装置およびその異常判定装置 |
JP2009257806A (ja) * | 2008-04-14 | 2009-11-05 | Nsk Ltd | 転がり直動装置の異常判定方法および異常判定装置 |
JP5067979B2 (ja) * | 2010-06-01 | 2012-11-07 | 三菱電機エンジニアリング株式会社 | 軸受の診断装置 |
JP2012042338A (ja) * | 2010-08-19 | 2012-03-01 | Ntn Corp | 転がり軸受の異常診断装置および歯車の異常診断装置 |
JP6149340B2 (ja) * | 2011-06-23 | 2017-06-21 | 日本精工株式会社 | センサ装置及びセンサ付転がり軸受ユニット、転動装置 |
TW201339848A (zh) * | 2012-03-16 | 2013-10-01 | Hiwin Tech Corp | 自我診斷健康狀態的傳動系統 |
CN103900778A (zh) * | 2014-04-16 | 2014-07-02 | 南京理工大学 | 双驱滑块式滚滑复合导轨动态特性测试实验装置与方法 |
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JP6747757B2 (ja) * | 2016-03-25 | 2020-08-26 | Thk株式会社 | 転がり案内装置の状態診断方法 |
CN106017927B (zh) * | 2016-05-18 | 2018-09-11 | 唐智科技湖南发展有限公司 | 一种识别轴承滚子间距变化的保持架故障诊断方法 |
-
2016
- 2016-11-21 JP JP2016225940A patent/JP6403743B2/ja active Active
-
2017
- 2017-10-19 US US16/344,433 patent/US10712236B2/en active Active
- 2017-10-19 EP EP17872471.2A patent/EP3543673B1/en active Active
- 2017-10-19 CN CN201780070671.7A patent/CN109952499B/zh active Active
- 2017-10-19 WO PCT/JP2017/037792 patent/WO2018092498A1/ja active Application Filing
- 2017-10-27 TW TW106137027A patent/TWI676752B/zh active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022219712A1 (ja) | 2021-04-13 | 2022-10-20 | 日本精工株式会社 | ボールねじの状態監視装置および状態監視方法 |
Also Published As
Publication number | Publication date |
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CN109952499A (zh) | 2019-06-28 |
TWI676752B (zh) | 2019-11-11 |
CN109952499B (zh) | 2019-12-31 |
US10712236B2 (en) | 2020-07-14 |
JP2018084426A (ja) | 2018-05-31 |
TW201825807A (zh) | 2018-07-16 |
EP3543673B1 (en) | 2021-08-18 |
EP3543673A4 (en) | 2019-12-11 |
EP3543673A1 (en) | 2019-09-25 |
US20200056961A1 (en) | 2020-02-20 |
WO2018092498A1 (ja) | 2018-05-24 |
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