JP6002079B2 - 位置制御装置 - Google Patents
位置制御装置 Download PDFInfo
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- JP6002079B2 JP6002079B2 JP2013091600A JP2013091600A JP6002079B2 JP 6002079 B2 JP6002079 B2 JP 6002079B2 JP 2013091600 A JP2013091600 A JP 2013091600A JP 2013091600 A JP2013091600 A JP 2013091600A JP 6002079 B2 JP6002079 B2 JP 6002079B2
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/0205—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system
- G05B13/021—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system in which a variable is automatically adjusted to optimise the performance
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/404—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/41—Servomotor, servo controller till figures
- G05B2219/41154—Friction, compensation for friction
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
- Software Systems (AREA)
- Manufacturing & Machinery (AREA)
- Human Computer Interaction (AREA)
- Control Of Position Or Direction (AREA)
- Feedback Control In General (AREA)
Description
Gh=τmb/τma ・・・ 式1
G=1 (|V|≦Vaの場合)
G=(Gh−1)/(Vb−Va)(|V|−Va)+1 (Va<|V|≦Vbの場合) ・・・式2
τnor_p={τc_p−(τnor_p[n−1]+τnor_n[n−1])/2}/G
+(τnor_p[n−1]+τnor_n[n−1])/2
τnor_n={τc_n−(τnor_p[n−1]+τnor_n[n−1])/2}/G
+(τnor_p[n−1]+τnor_n[n−1])/2 ・・・ 式3
R=(τnor_p−τnor_n)/(τa_p−τa_n) ・・・ 式4
Claims (2)
- 上位制御装置からの位置指令値に従って、制御対象システムの駆動モータに対して指令を行い、制御対象の位置を制御する位置制御装置において、
速度指令値に基づいて、摩擦力に起因する位置偏差を補償する摩擦補償値の基準値である基準摩擦補償値を算出する摩擦補償演算部と、
速度と摺動トルクとの関係を示す特性情報を予め記憶しており、前記速度指令値とトルク指令値と前記特性情報に基づいて、現状態での予め規定された正規化速度における摺動トルクを算出する、摺動トルク正規化演算部と、
前記現状態での正規化速度における摺動トルクと初期状態での正規化速度における摺動トルクとから、前記基準摩擦補償値の増幅率である補償値増幅率を演算する、補償値増幅率演算部と、
前記補償値増幅率と基準摩擦補償値を乗算し、摩擦力に起因する位置偏差を補償する摩擦補償値を出力する乗算器と、
を備えることを特徴とする位置制御装置。 - 請求項1に記載の位置制御装置であって、
前記摺動トルク正規化演算部は、
前記速度指令値と前記トルク指令値から、前記速度指令値が示す速度における摺動トルクを出力する摺動トルク判別部と、
前記特性情報および前記速度指令値に基づいて、前記速度指令値が示す速度における摺動トルクと、前記現状態での正規化速度における摺動トルクと、との比率を示す摺動トルク比率を演算する、摺動トルク比率演算部と、
前記摺動トルク比率と前記速度指令値が示す速度における摺動トルクとから、前記現状態での正規化速度における摺動トルクを算出する速度重み付け演算部と、
を備えることを特徴とする位置制御装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013091600A JP6002079B2 (ja) | 2013-04-24 | 2013-04-24 | 位置制御装置 |
DE201410105692 DE102014105692A1 (de) | 2013-04-24 | 2014-04-23 | Positionssteuerung |
CN201410167494.2A CN104158446B (zh) | 2013-04-24 | 2014-04-24 | 位置控制器 |
US14/260,896 US9170571B2 (en) | 2013-04-24 | 2014-04-24 | Position controller |
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---|---|---|---|
JP2013091600A JP6002079B2 (ja) | 2013-04-24 | 2013-04-24 | 位置制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014215760A JP2014215760A (ja) | 2014-11-17 |
JP6002079B2 true JP6002079B2 (ja) | 2016-10-05 |
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JP2013091600A Active JP6002079B2 (ja) | 2013-04-24 | 2013-04-24 | 位置制御装置 |
Country Status (4)
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US (1) | US9170571B2 (ja) |
JP (1) | JP6002079B2 (ja) |
CN (1) | CN104158446B (ja) |
DE (1) | DE102014105692A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101900002B1 (ko) | 2015-12-16 | 2018-09-18 | 도요타 지도샤(주) | 차동 장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018207354B3 (de) | 2018-05-11 | 2019-05-29 | Kuka Deutschland Gmbh | Verfahren und System zum Steuern eines Roboters |
JP7412158B2 (ja) * | 2019-12-18 | 2024-01-12 | オークマ株式会社 | 工作機械の送り軸診断装置及び送り軸診断方法 |
CN113110305B (zh) * | 2021-04-30 | 2022-07-05 | 华中科技大学 | 一种机电系统的摩擦力建模方法及其应用 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4765573A (en) * | 1987-04-29 | 1988-08-23 | Raytheon Company | Method of compensation for friction in a stabilized platform |
JPH02297602A (ja) * | 1989-05-12 | 1990-12-10 | Fanuc Ltd | 非線形項補償を含むスライディングモード制御方式 |
US5374884A (en) * | 1992-11-18 | 1994-12-20 | University Of Michigan, The Board Of Regents Acting . . . | Model-based position-repeatable disturbance compensation |
JP3652202B2 (ja) * | 2000-02-10 | 2005-05-25 | 多摩川精機株式会社 | 位置制御方法及び位置制御装置 |
JP3840429B2 (ja) * | 2002-04-30 | 2006-11-01 | オークマ株式会社 | 位置制御装置 |
US20050004689A1 (en) * | 2003-07-02 | 2005-01-06 | Ming-Chang Shih | Design and control method of a micro-nanometer precision servo pneumatic X-Y positioning table |
JP4547619B2 (ja) * | 2004-06-04 | 2010-09-22 | 株式会社安川電機 | 機械定数同定装置および同定方法 |
JP4424350B2 (ja) * | 2004-07-29 | 2010-03-03 | 三菱電機株式会社 | 位置制御装置及びその制御方法 |
JP4453526B2 (ja) * | 2004-11-19 | 2010-04-21 | 株式会社安川電機 | サーボ制御装置 |
DE102004056861A1 (de) * | 2004-11-25 | 2006-06-08 | Kuka Roboter Gmbh | Verfahren und Vorrichtung zum Regeln, Steuern von Manipulatoren |
CN101678773A (zh) * | 2007-06-27 | 2010-03-24 | 三菱电机株式会社 | 电车的控制装置 |
JP2009068950A (ja) * | 2007-09-12 | 2009-04-02 | Yaskawa Electric Corp | 機械診断装置 |
ATE499332T1 (de) | 2007-10-29 | 2011-03-15 | Sika Technology Ag | Dispergiermittel für hydraulisch abbindende systeme |
CN101556467B (zh) * | 2008-04-08 | 2012-06-13 | 深圳富泰宏精密工业有限公司 | 防止机台过冲系统及方法 |
JP5139164B2 (ja) * | 2008-06-10 | 2013-02-06 | オークマ株式会社 | 位置制御装置 |
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2013
- 2013-04-24 JP JP2013091600A patent/JP6002079B2/ja active Active
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2014
- 2014-04-23 DE DE201410105692 patent/DE102014105692A1/de active Pending
- 2014-04-24 CN CN201410167494.2A patent/CN104158446B/zh active Active
- 2014-04-24 US US14/260,896 patent/US9170571B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101900002B1 (ko) | 2015-12-16 | 2018-09-18 | 도요타 지도샤(주) | 차동 장치 |
Also Published As
Publication number | Publication date |
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US9170571B2 (en) | 2015-10-27 |
CN104158446B (zh) | 2017-11-24 |
CN104158446A (zh) | 2014-11-19 |
JP2014215760A (ja) | 2014-11-17 |
US20140320057A1 (en) | 2014-10-30 |
DE102014105692A1 (de) | 2014-10-30 |
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