CN111630770A - 电动工具及其控制方法 - Google Patents

电动工具及其控制方法 Download PDF

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Publication number
CN111630770A
CN111630770A CN201980007469.9A CN201980007469A CN111630770A CN 111630770 A CN111630770 A CN 111630770A CN 201980007469 A CN201980007469 A CN 201980007469A CN 111630770 A CN111630770 A CN 111630770A
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China
Prior art keywords
control signal
power tool
low
pwm signal
preset time
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CN201980007469.9A
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English (en)
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CN111630770B (zh
Inventor
王宏伟
杨德中
孙永安
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Nanjing Deshuo Industrial Co Ltd
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Nanjing Deshuo Industrial Co Ltd
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    • 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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/08—Arrangements for controlling the speed or torque of a single motor
    • H02P6/085—Arrangements for controlling the speed or torque of a single motor in a bridge configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
    • 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
    • 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
    • B23D49/00—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
    • B23D49/10—Hand-held or hand-operated sawing devices with straight 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
    • 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
    • B24B23/028—Angle tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B19/00—Impact wrenches or screwdrivers
    • 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
    • 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
    • H02P29/60—Controlling or determining the temperature of the motor or of the drive
    • H02P29/68—Controlling or determining the temperature of the motor or of the drive based on the temperature of a drive component or a semiconductor component
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Inverter Devices (AREA)
  • Control Of Ac Motors In General (AREA)

Abstract

一种电动工具以及控制方法，电动工具包括功能件（12）、电机（13）、电源模块（41）、驱动电路（43）以及控制器（42），驱动电路（43）包括：第一驱动端（43a）和第二驱动端（43b），分别与电源模块（41）的第一电源端（41a）和第二电源端（41b）电性连接；多个高侧开关（Q1、Q3、Q5），高侧开关的高侧端分别电性连接至第一驱动端（43a）；多个低侧开关（Q2、Q4、Q6），低侧开关的低侧端分别电性连接至第二驱动端（43b）；控制器（42）被配置为：输出第一控制信号至高侧开关中的一个以使高侧开关中的一个处于导通状态或关断状态；输出第二控制信号至低侧开关中的一个以使低侧开关中的一个处于导通和关断状态中的另一个；其中，高侧开关中的一个的低侧端连接至低侧开关中的一个的高侧端。该电动工具能够有效抑制驱动电路温升，降低功率损耗。

Description

PCT国内申请，说明书已公开。

Claims (50)

  1. PCT国内申请，权利要求书已公开。
CN201980007469.9A 2018-05-03 2019-04-23 电动工具及其控制方法 Active CN111630770B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201810413922 2018-05-03
CN2018104139223 2018-05-03
PCT/CN2019/083863 WO2019210790A1 (zh) 2018-05-03 2019-04-23 电动工具及其控制方法

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CN111630770A true CN111630770A (zh) 2020-09-04
CN111630770B CN111630770B (zh) 2023-11-03

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CN201810661238.7A Active CN110434397B (zh) 2018-05-03 2018-06-25 电圆锯以及电动工具
CN201810660340.5A Active CN110445427B (zh) 2018-05-03 2018-06-25 电动工具
CN201810662241.0A Active CN110460269B (zh) 2018-05-03 2018-06-25 电动工具
CN201810662210.5A Active CN110434791B (zh) 2018-05-03 2018-06-25 冲击螺丝批以及电动工具
CN201980007469.9A Active CN111630770B (zh) 2018-05-03 2019-04-23 电动工具及其控制方法

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CN201810661238.7A Active CN110434397B (zh) 2018-05-03 2018-06-25 电圆锯以及电动工具
CN201810660340.5A Active CN110445427B (zh) 2018-05-03 2018-06-25 电动工具
CN201810662241.0A Active CN110460269B (zh) 2018-05-03 2018-06-25 电动工具
CN201810662210.5A Active CN110434791B (zh) 2018-05-03 2018-06-25 冲击螺丝批以及电动工具

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US (2) US11070164B2 (zh)
EP (1) EP3780379B1 (zh)
CN (5) CN110434397B (zh)
WO (1) WO2019210790A1 (zh)

Families Citing this family (6)

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Publication number Priority date Publication date Assignee Title
CN113131831A (zh) * 2019-12-31 2021-07-16 南京德朔实业有限公司 电动工具与电动工具控制方式的切换方法
CN113824354A (zh) * 2020-06-18 2021-12-21 南京德朔实业有限公司 电动工具及其启动控制方法
CN114453620B (zh) * 2020-11-09 2024-01-05 南京泉峰科技有限公司 智能电动工具及其控制方法
EP4040666A1 (de) * 2021-02-08 2022-08-10 Hilti Aktiengesellschaft Verfahren zum abbremsen eines rotierenden werkzeugs einer elektro-werkzeugmaschine und elektro-werkzeugmaschine
CN113193795B (zh) * 2021-05-26 2022-12-16 深圳市好盈科技股份有限公司 一种电子调速器智能同步整流系统及其控制方法
WO2023160139A1 (zh) * 2022-02-22 2023-08-31 南京泉峰科技有限公司 电动工具及其控制方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6535402B1 (en) * 2002-07-12 2003-03-18 Delta Electronics Inc. Adaptive compensation of dead time for inverter and converter
US20100307782A1 (en) * 2008-02-14 2010-12-09 Hitachi Koki Co., Ltd. Electric Rotating Tool
US20140077778A1 (en) * 2012-09-14 2014-03-20 Tetsuo Sato Trench mosfet having an independent coupled element in a trench
WO2015179318A1 (en) * 2014-05-18 2015-11-26 Black & Decker Inc. Power tool system
EP3112088A1 (en) * 2014-02-28 2017-01-04 Hitachi Koki Co., Ltd. Work tool

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2700080B1 (fr) * 1992-12-30 1995-01-27 Unite Hermetique Sa Alimentation optimale d'un moteur électrique.
US6144190A (en) * 1999-03-25 2000-11-07 Coleman Powermate, Inc. Energy conversion system employing stabilized half-bridge inverter
DE10214364A1 (de) * 2002-03-30 2003-10-16 Bosch Gmbh Robert Überwachungseinrichtung, Elektrowerkzeugmaschine, Stromversorgungseinrichtung und zugehöriges Betriebsverfahren
JP4103906B2 (ja) * 2005-08-23 2008-06-18 オムロン株式会社 モータ制御装置
JP2008141828A (ja) * 2006-11-30 2008-06-19 Denso Corp モータ駆動装置及びモータ駆動方法
US7535684B2 (en) * 2007-01-09 2009-05-19 Honeywell International Inc. Overspeed protection for sensorless electric drives
DE102008000704A1 (de) * 2007-04-24 2008-10-30 Robert Bosch Gmbh Elektrowerkzeug und Geräteschalter für ein Elektrowerkzeug
JP5242974B2 (ja) * 2007-08-24 2013-07-24 株式会社マキタ 電動工具
CN101758488B (zh) * 2008-10-30 2012-07-04 苏州宝时得电动工具有限公司 电动工具以及电动工具和电池包的组合
EP2467239B1 (en) * 2010-03-31 2014-03-19 Hitachi Koki Co., Ltd. Power tool
WO2012056700A2 (en) * 2010-10-27 2012-05-03 Hitachi Koki Co., Ltd. Power tool system and power supply device
EP2675041B1 (en) * 2012-06-15 2020-05-13 Black & Decker Inc. Stator assembly for a brushless motor in a power tool
JP6022319B2 (ja) * 2012-11-19 2016-11-09 ミネベア株式会社 モータの駆動制御装置
GB2515080B (en) * 2013-06-13 2016-02-24 Dyson Technology Ltd Controller for a brushless motor
JP6187815B2 (ja) * 2013-09-25 2017-08-30 パナソニックＩｐマネジメント株式会社 電動工具
JP6170455B2 (ja) * 2014-03-20 2017-07-26 日立オートモティブシステムズ株式会社 ブラシレスモータの制御装置及び制御方法
US10322498B2 (en) * 2014-10-20 2019-06-18 Makita Corporation Electric power tool
US9509162B2 (en) * 2015-04-30 2016-11-29 Active-Semi, Inc. Single-stage AC-to-DC switching converter that directly charges a battery requiring a multi-state charging profile
JP6545064B2 (ja) * 2015-09-30 2019-07-17 株式会社マキタ モータの制御装置
CN105291060A (zh) * 2015-12-01 2016-02-03 浙江格致工具有限公司 一种电动工具及其控制方法
CN205646881U (zh) * 2016-04-16 2016-10-12 於锋 电动工具的电子开关控制电路
JP6953113B2 (ja) * 2016-05-30 2021-10-27 マックス株式会社 工具
US10680494B2 (en) * 2016-06-24 2020-06-09 Black & Decker Inc. Control scheme for power tool having a brushless motor
JP6845655B2 (ja) * 2016-10-04 2021-03-24 株式会社マキタ 電動作業機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6535402B1 (en) * 2002-07-12 2003-03-18 Delta Electronics Inc. Adaptive compensation of dead time for inverter and converter
US20100307782A1 (en) * 2008-02-14 2010-12-09 Hitachi Koki Co., Ltd. Electric Rotating Tool
US20140077778A1 (en) * 2012-09-14 2014-03-20 Tetsuo Sato Trench mosfet having an independent coupled element in a trench
EP3112088A1 (en) * 2014-02-28 2017-01-04 Hitachi Koki Co., Ltd. Work tool
WO2015179318A1 (en) * 2014-05-18 2015-11-26 Black & Decker Inc. Power tool system

Also Published As

Publication number Publication date
EP3780379A1 (en) 2021-02-17
CN110445427B (zh) 2021-11-19
US20210320613A1 (en) 2021-10-14
CN110460269B (zh) 2021-08-27
CN110460269A (zh) 2019-11-15
CN111630770B (zh) 2023-11-03
CN110434791B (zh) 2021-08-27
CN110434397B (zh) 2021-08-27
US20210044248A1 (en) 2021-02-11
CN110445427A (zh) 2019-11-12
US11637523B2 (en) 2023-04-25
US11070164B2 (en) 2021-07-20
EP3780379A4 (en) 2021-04-21
WO2019210790A1 (zh) 2019-11-07
CN110434791A (zh) 2019-11-12
CN110434397A (zh) 2019-11-12
EP3780379B1 (en) 2022-01-19

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