JP6662834B2 - 制御装置 - Google Patents
制御装置 Download PDFInfo
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- JP6662834B2 JP6662834B2 JP2017201645A JP2017201645A JP6662834B2 JP 6662834 B2 JP6662834 B2 JP 6662834B2 JP 2017201645 A JP2017201645 A JP 2017201645A JP 2017201645 A JP2017201645 A JP 2017201645A JP 6662834 B2 JP6662834 B2 JP 6662834B2
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- 238000001514 detection method Methods 0.000 claims description 62
- 230000007246 mechanism Effects 0.000 claims description 33
- 230000001052 transient effect Effects 0.000 claims description 27
- 230000001133 acceleration Effects 0.000 claims description 8
- 230000010354 integration Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000004043 responsiveness Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007562 laser obscuration time method Methods 0.000 description 1
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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
- 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
- G05B19/19—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 positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
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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
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/36—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential
- G05B11/42—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential for obtaining a characteristic which is both proportional and time-dependent, e.g. P. I., P. I. D.
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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
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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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/41—Servomotor, servo controller till figures
- G05B2219/41264—Driven by two motors
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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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/43—Speed, acceleration, deceleration control ADC
- G05B2219/43006—Acceleration, deceleration control
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
- Software Systems (AREA)
- Control Of Multiple Motors (AREA)
- Control Of Electric Motors In General (AREA)
Description
即ち、制御装置1は、駆動機構2を駆動するための位置指令値を作成する位置指令作成部10と、電動機13,23の位置を検出する位置検出部14,24と、位置指令作成部10が作成する位置指令値と位置検出部14,24が検出する位置検出値から求められる位置偏差値に基づいて速度指令値を作成する速度指令作成部11,21と、位置検出部14,24が検出する位置検出値から速度検出値を算出する速度検出部15,25と、速度指令作成部11,21が作成する速度指令値と速度検出部15,25が検出する速度検出値から求められる速度偏差値から少なくとも積分要素を用いてトルク指令値を作成するトルク指令作成部12,22と、を各電動機13,23に対応して具備する。
位置指令作成部10は、それぞれの電動機13,23に共通の位置指令値を受け渡し、トルク指令作成部12,22は、トルク指令作成部12,22の積分要素の出力を複数の電動機13,23ごとに個別に行う個別化制御と、トルク指令作成部12の積分要素の出力を複数の電動機13,23で共通化して行う共通化制御と、を駆動機構2の運転状態に応じて切り替える。
2 駆動機構
11,21 速度指令作成部
12,22 トルク指令作成部
13,23 電動機
14,24 位置検出部
15,25 速度検出部
Claims (2)
- 複数の電動機で駆動される駆動機構の制御装置であって、
前記駆動機構を駆動するための位置指令値を作成する位置指令作成部と、
前記電動機の位置を検出する位置検出部と、
前記位置指令作成部が作成する位置指令値と前記位置検出部が検出する位置検出値から求められる位置偏差値に基づいて速度指令値を作成する速度指令作成部と、
前記位置検出部が検出する位置検出値から速度検出値を算出する速度検出部と、
前記速度指令作成部が作成する速度指令値と前記速度検出部が検出する速度検出値から求められる速度偏差値から少なくとも積分要素を用いてトルク指令値を作成するトルク指令作成部と、
を複数の前記電動機に対応して具備し、
前記位置指令作成部は、それぞれの電動機に共通の位置指令値を受け渡し、
前記トルク指令作成部は、
前記トルク指令作成部の積分要素の出力を複数の前記電動機ごとに個別に行う個別化制御と、前記トルク指令作成部の積分要素の出力を複数の前記電動機で共通化して行う共通化制御と、を前記駆動機構の運転状態に応じて切り替え、
前記運転状態の判断で過渡状態と判定された場合は前記個別化制御を行い、
前記運転状態の判断で定常状態と判定された場合は前記共通化制御を行い、
前記位置指令作成部により、停止又は定速度運転として指定される位置指令値が与えられた場合に前記定常状態と判断され、前記共通化制御が行われる制御装置。 - 前記位置指令作成部により、急峻な加減速動作として指定される位置指令値が与えられた場合に前記過渡状態と判断され、前記個別化制御が行われる請求項1に記載の制御装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017201645A JP6662834B2 (ja) | 2017-10-18 | 2017-10-18 | 制御装置 |
US16/128,062 US10613509B2 (en) | 2017-10-18 | 2018-09-11 | Controller for a drive mechanism driven by a plurality of motors |
DE102018217162.9A DE102018217162A1 (de) | 2017-10-18 | 2018-10-08 | Steuerung |
CN201811203132.9A CN109683636A (zh) | 2017-10-18 | 2018-10-16 | 控制装置 |
Applications Claiming Priority (1)
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JP2017201645A JP6662834B2 (ja) | 2017-10-18 | 2017-10-18 | 制御装置 |
Publications (2)
Publication Number | Publication Date |
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JP2019075924A JP2019075924A (ja) | 2019-05-16 |
JP6662834B2 true JP6662834B2 (ja) | 2020-03-11 |
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JP2017201645A Active JP6662834B2 (ja) | 2017-10-18 | 2017-10-18 | 制御装置 |
Country Status (4)
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US (1) | US10613509B2 (ja) |
JP (1) | JP6662834B2 (ja) |
CN (1) | CN109683636A (ja) |
DE (1) | DE102018217162A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102020206303A1 (de) * | 2019-06-04 | 2020-12-10 | Fanuc Corporation | Werkzeugmaschinensteuerung und werkzeugmaschine |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3595357B2 (ja) * | 1994-06-30 | 2004-12-02 | ファナック株式会社 | ディジタルサーボによるタンデム制御方法 |
JP3537416B2 (ja) | 2001-12-19 | 2004-06-14 | ファナック株式会社 | サーボ制御装置 |
JP4239772B2 (ja) | 2003-09-24 | 2009-03-18 | 株式会社安川電機 | 同期運転方法及び数値制御装置 |
JP2006304442A (ja) | 2005-04-19 | 2006-11-02 | Yaskawa Electric Corp | 磁極検出方法およびモータ駆動装置 |
JP4612032B2 (ja) | 2007-10-02 | 2011-01-12 | ファナック株式会社 | 工作機械用制御装置 |
JP4677037B2 (ja) * | 2009-01-20 | 2011-04-27 | ファナック株式会社 | バックラッシュを抑制するサーボ制御装置 |
JP6043231B2 (ja) * | 2013-04-12 | 2016-12-14 | オークマ株式会社 | 電動機制御装置 |
JP5642848B1 (ja) | 2013-07-19 | 2014-12-17 | ファナック株式会社 | 一つの被駆動体を駆動するために二つのモータを制御するモータ制御装置 |
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2017
- 2017-10-18 JP JP2017201645A patent/JP6662834B2/ja active Active
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2018
- 2018-09-11 US US16/128,062 patent/US10613509B2/en active Active
- 2018-10-08 DE DE102018217162.9A patent/DE102018217162A1/de active Pending
- 2018-10-16 CN CN201811203132.9A patent/CN109683636A/zh active Pending
Also Published As
Publication number | Publication date |
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US10613509B2 (en) | 2020-04-07 |
CN109683636A (zh) | 2019-04-26 |
JP2019075924A (ja) | 2019-05-16 |
US20190113903A1 (en) | 2019-04-18 |
DE102018217162A1 (de) | 2019-04-18 |
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