JPWO2017115594A1 - 電動工具 - Google Patents
電動工具 Download PDFInfo
- Publication number
- JPWO2017115594A1 JPWO2017115594A1 JP2017558891A JP2017558891A JPWO2017115594A1 JP WO2017115594 A1 JPWO2017115594 A1 JP WO2017115594A1 JP 2017558891 A JP2017558891 A JP 2017558891A JP 2017558891 A JP2017558891 A JP 2017558891A JP WO2017115594 A1 JPWO2017115594 A1 JP WO2017115594A1
- Authority
- JP
- Japan
- Prior art keywords
- motor
- switch
- circuit
- electric tool
- switching element
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/0016—Control of angular speed of one shaft without controlling the prime mover
- H02P29/0022—Controlling a brake between the prime mover and the load
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/027—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being an over-current
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/16—Hand-held sawing devices with circular saw blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/08—Grinders for cutting-off being portable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/26—Accessories, e.g. stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G19/00—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
- B27G19/02—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws for circular saws
- B27G19/04—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws for circular saws for manually-operated power-driven circular saws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Stopping Of Electric Motors (AREA)
- Portable Power Tools In General (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims (10)
- 電源から供給される電力により回転すると共にハウジングに収容されたモータと、前記モータの回転を制御する制御部と、前記電源から前記モータへの電力供給のオン・オフを手動で切り替え可能なスイッチと、前記スイッチがオンからオフに切り替わると前記モータを制動する第1制動手段と、前記スイッチがオンの状態で前記制御部からの所定信号に基づき前記モータを制動する第2制動手段とを有することを特徴とする電動工具。
- 前記第2制動手段は、前記電源から前記モータへの前記電力の供給を停止することを特徴とする請求項1に記載の電動工具。
- 前記所定信号は、前記モータに関する所定以上の変化を検出したときに前記制御部が出力する信号であることを特徴とする請求項1または2に記載の電動工具。
- 前記所定以上の変化は、回転数、電流値及び位置のうちの少なくとも1つの変化量であることを特徴とする請求項3載の電動工具。
- 前記制御部を含んだ制御回路を有し、前記第1制動手段は、前記スイッチの切替え時に生成される第1閉回路であり、前記第2制動手段は、前記制御部によって生成される第2閉回路であり、前記第1閉回路と前記第2閉回路とは、前記制御回路に生成されることを特徴とする請求項1から4の何れか1に記載の電動工具。
- 前記第2閉回路は、前記所定信号によってオンするスイッチング素子を有することを特徴とする請求項5に記載の電動工具。
- 前記第1閉回路は、ブレーキコイルを有し、前記モータを制動することを特徴とする請求項5または6に記載の電動工具。
- 前記モータは、ブラシ付きモータであることを特徴とする請求項1から7の何れか1に記載の電動工具。
- 前記第2制動手段は、前記第1制動手段のブレーキコイルを用いて前記モータを制動することを特徴とする請求項7または8記載の電動工具。
- 前記モータは、ブラシレスモータであることを特徴とする請求項1から6の何れか1に記載の電動工具。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015257446 | 2015-12-28 | ||
| JP2015257446 | 2015-12-28 | ||
| PCT/JP2016/084954 WO2017115594A1 (ja) | 2015-12-28 | 2016-11-25 | 電動工具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2017115594A1 true JPWO2017115594A1 (ja) | 2018-10-18 |
| JP6701533B2 JP6701533B2 (ja) | 2020-05-27 |
Family
ID=59224858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017558891A Active JP6701533B2 (ja) | 2015-12-28 | 2016-11-25 | 電動工具 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10630223B2 (ja) |
| EP (1) | EP3398724B1 (ja) |
| JP (1) | JP6701533B2 (ja) |
| CN (1) | CN108602182B (ja) |
| WO (1) | WO2017115594A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023507276A (ja) * | 2019-12-18 | 2023-02-22 | ミルウォーキー エレクトリック ツール コーポレイション | スタンピング加工されたブレーキ抵抗器を有する電動工具 |
| US12151331B2 (en) | 2017-09-21 | 2024-11-26 | Robert Bosch Gmbh | Machine tool device for open-loop and/or closed-loop control of at least one machine tool function of a machine tool |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3621777B1 (de) * | 2017-07-24 | 2022-07-13 | Festool GmbH | Elektrowerkzeug und verfahren zum erkennen eines kickback-ereignisses eines elektrowerkzeugs |
| CN109765048A (zh) * | 2017-11-02 | 2019-05-17 | 南京德朔实业有限公司 | 电动工具以及电动工具反冲的检测方法 |
| JP6915515B2 (ja) * | 2017-11-30 | 2021-08-04 | 工機ホールディングス株式会社 | 打撃作業機 |
| DE102018216544A1 (de) * | 2018-09-27 | 2020-04-23 | Robert Bosch Gmbh | Vorrichtung und Verfahren zur sicheren Ablaufsteuerung einer Handwerkzeugmaschine |
| US12506422B2 (en) | 2019-04-25 | 2025-12-23 | Milwaukee Electric Tool Corporation | Motor braking coil for a power tool |
| CN114097172A (zh) | 2019-06-10 | 2022-02-25 | 米沃奇电动工具公司 | 使用可选择性连接的电阻的马达制动 |
| EP3854556B1 (de) * | 2020-01-22 | 2024-03-06 | Andreas Stihl AG & Co. KG | Verfahren zum betreiben eines handgeführten bearbeitungsgeräts und handgeführtes bearbeitungsgerät |
| JP2021191110A (ja) * | 2020-05-29 | 2021-12-13 | 株式会社マキタ | 電動作業機 |
| EP4369590A3 (en) | 2020-10-19 | 2024-08-21 | Husqvarna AB | A hand-held electrically powered cut-off tool with a kickback mitigation function |
| SE544811C2 (en) | 2020-10-19 | 2022-11-29 | Husqvarna Ab | A hand-held electrically powered cut-off tool with a kickback mitigation function |
| US12090592B2 (en) | 2021-06-15 | 2024-09-17 | Milwaukee Electric Tool Corporation | Drop detection in power tools |
| US20230206368A1 (en) * | 2021-12-29 | 2023-06-29 | Advanced Micro Devices, Inc. | Disabling selected ip |
| US12134155B2 (en) * | 2022-02-28 | 2024-11-05 | Milwaukee Electric Tool Corporation | Power tool including fall detection and autostop |
| WO2023160822A1 (en) * | 2022-02-28 | 2023-08-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Electronic component |
| SE547813C2 (en) * | 2023-12-22 | 2025-12-02 | Husqvarna Ab | Chainsaw and method for controlling the braking of a chainsaw |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61159176U (ja) * | 1985-03-23 | 1986-10-02 | ||
| JPS6214991U (ja) * | 1986-07-10 | 1987-01-29 | ||
| JPH03212118A (ja) * | 1990-01-16 | 1991-09-17 | Tachi S Co Ltd | モータの過負荷保護方法および過負荷保護装置 |
| JPH05192027A (ja) * | 1991-11-22 | 1993-08-03 | Sawafuji Electric Co Ltd | 電動式芝刈り機 |
| JPH11215871A (ja) * | 1998-01-27 | 1999-08-06 | Matsushita Electric Works Ltd | モータ制御装置 |
| JP2011079075A (ja) * | 2009-10-05 | 2011-04-21 | Makita Corp | 電動工具 |
| GB2485276A (en) * | 2010-11-04 | 2012-05-09 | Bosch Gmbh Robert | Switching off an electrical machine tool electronically when a current limit is reached |
| JP2013192512A (ja) * | 2012-03-21 | 2013-09-30 | Kubota Corp | 草刈機 |
| JP2014069301A (ja) * | 2012-10-01 | 2014-04-21 | Ikura Seiki Co Ltd | 可搬形動力工具 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5063319A (en) * | 1989-05-15 | 1991-11-05 | Black & Decker, Inc. | Universal motor with secondary winding wound with the run field winding |
| IT1258950B (it) * | 1992-06-05 | 1996-03-11 | Black & Decker Inc | Dispositivo di frenatura controllata per motori elettrici, in particolare di utensili portatili |
| US5444318A (en) * | 1994-02-22 | 1995-08-22 | Black & Decker Inc. | Motor with permanent magnet actuated brake |
| US5677586A (en) * | 1994-08-25 | 1997-10-14 | Emerson Electric Co. | Commutation of a universal motor operating in brake mode |
| US6037729A (en) * | 1997-02-06 | 2000-03-14 | Black & Decker Inc. | Apparatus and method for braking electric motors |
| AU4334699A (en) * | 1998-06-05 | 1999-12-20 | Milwaukee Electric Tool Corporation | Braking and control circuit for electric power tools |
| JP2002027770A (ja) | 2000-07-07 | 2002-01-25 | Hitachi Koki Co Ltd | ブレーキ機能付整流子モータ |
| DE10234397A1 (de) * | 2002-07-23 | 2004-01-29 | C. & E. Fein Gmbh & Co Kg | Gebremster Reihenschlussmotor und Verfahren zum Bremsen eines Reihenschlussmotors |
| US6680596B1 (en) * | 2002-10-10 | 2004-01-20 | S-B Power Tool Corporation | Electric motor having regenerative braking |
| US7023159B2 (en) * | 2002-10-18 | 2006-04-04 | Black & Decker Inc. | Method and device for braking a motor |
| US7270591B2 (en) * | 2004-04-13 | 2007-09-18 | Black & Decker Inc. | Electric sander and motor control therefor |
| JP4735325B2 (ja) * | 2006-02-27 | 2011-07-27 | パナソニック電工株式会社 | 電動工具用制御駆動回路 |
| JP4609489B2 (ja) * | 2007-12-25 | 2011-01-12 | パナソニック電工株式会社 | 電動工具 |
| JP5351752B2 (ja) * | 2009-12-28 | 2013-11-27 | 株式会社マキタ | 電動工具 |
| JP6155175B2 (ja) * | 2013-11-18 | 2017-06-28 | 株式会社マキタ | 電動工具の制動装置 |
| US9614466B2 (en) * | 2014-05-20 | 2017-04-04 | Black & Decker Inc. | Electronic braking for a universal motor in a power tool |
-
2016
- 2016-11-25 EP EP16881574.4A patent/EP3398724B1/en active Active
- 2016-11-25 CN CN201680077014.0A patent/CN108602182B/zh active Active
- 2016-11-25 WO PCT/JP2016/084954 patent/WO2017115594A1/ja not_active Ceased
- 2016-11-25 JP JP2017558891A patent/JP6701533B2/ja active Active
- 2016-11-25 US US16/067,049 patent/US10630223B2/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61159176U (ja) * | 1985-03-23 | 1986-10-02 | ||
| JPS6214991U (ja) * | 1986-07-10 | 1987-01-29 | ||
| JPH03212118A (ja) * | 1990-01-16 | 1991-09-17 | Tachi S Co Ltd | モータの過負荷保護方法および過負荷保護装置 |
| JPH05192027A (ja) * | 1991-11-22 | 1993-08-03 | Sawafuji Electric Co Ltd | 電動式芝刈り機 |
| JPH11215871A (ja) * | 1998-01-27 | 1999-08-06 | Matsushita Electric Works Ltd | モータ制御装置 |
| JP2011079075A (ja) * | 2009-10-05 | 2011-04-21 | Makita Corp | 電動工具 |
| GB2485276A (en) * | 2010-11-04 | 2012-05-09 | Bosch Gmbh Robert | Switching off an electrical machine tool electronically when a current limit is reached |
| JP2013192512A (ja) * | 2012-03-21 | 2013-09-30 | Kubota Corp | 草刈機 |
| JP2014069301A (ja) * | 2012-10-01 | 2014-04-21 | Ikura Seiki Co Ltd | 可搬形動力工具 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12151331B2 (en) | 2017-09-21 | 2024-11-26 | Robert Bosch Gmbh | Machine tool device for open-loop and/or closed-loop control of at least one machine tool function of a machine tool |
| JP2023507276A (ja) * | 2019-12-18 | 2023-02-22 | ミルウォーキー エレクトリック ツール コーポレイション | スタンピング加工されたブレーキ抵抗器を有する電動工具 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108602182A (zh) | 2018-09-28 |
| CN108602182B (zh) | 2022-03-01 |
| US20190013762A1 (en) | 2019-01-10 |
| EP3398724B1 (en) | 2023-01-04 |
| JP6701533B2 (ja) | 2020-05-27 |
| US10630223B2 (en) | 2020-04-21 |
| EP3398724A4 (en) | 2019-09-25 |
| EP3398724A1 (en) | 2018-11-07 |
| WO2017115594A1 (ja) | 2017-07-06 |
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