JP6906165B2 - 電動工具 - Google Patents
電動工具 Download PDFInfo
- Publication number
- JP6906165B2 JP6906165B2 JP2019161845A JP2019161845A JP6906165B2 JP 6906165 B2 JP6906165 B2 JP 6906165B2 JP 2019161845 A JP2019161845 A JP 2019161845A JP 2019161845 A JP2019161845 A JP 2019161845A JP 6906165 B2 JP6906165 B2 JP 6906165B2
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- Prior art keywords
- pressure
- motor
- trigger
- detected
- control circuit
- 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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- 230000007423 decrease Effects 0.000 claims description 19
- 230000003247 decreasing effect Effects 0.000 claims description 3
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- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
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- 229920005989 resin Polymers 0.000 description 1
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- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Landscapes
- Portable Power Tools In General (AREA)
- Push-Button Switches (AREA)
Description
本実施形態の電動工具1のブロック図を図1に示し、外観斜視図を図2に示す。本実施形態の電動工具1は、例えば、ボルト、ナット等の締付部品の締付作業に用いられる電動レンチである。
2 工具本体
212 ソケット(先端工具)
241 バッテリ(電源)
3 トリガ
4 モータ
5 制御回路
7 感圧部
71 受圧部
Claims (2)
- 電源からの電力供給によって先端工具を回転させるモータと、
工具本体に移動可能に保持されるトリガと、
前記トリガの引き込み量に応じた圧力を受ける受圧部を有し、前記受圧部が受けた圧力の大きさを検出する感圧部と、
前記感圧部が検出した検出圧力に基づいて、前記モータの回転速度を制御する制御回路と、を備え、
前記制御回路は、時間変化によって前記検出圧力が増加しているか減少しているかを判断し、前記検出圧力が増加から減少に転じた場合、及び減少から増加に転じた場合に、前記モータの回転速度を維持するように、前記モータの回転速度を制御する
ことを特徴とする電動工具。 - 前記制御回路は、前記検出圧力が増加から減少に転じた場合、及び減少から増加に転じた場合に、前記検出圧力の変化量が所定範囲内であれば、前記モータの回転速度を維持する
ことを特徴とする請求項1に記載の電動工具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019161845A JP6906165B2 (ja) | 2017-01-13 | 2019-09-05 | 電動工具 |
JP2021096175A JP7190668B2 (ja) | 2019-09-05 | 2021-06-08 | 電動工具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017004708A JP6590262B2 (ja) | 2017-01-13 | 2017-01-13 | 電動工具 |
JP2019161845A JP6906165B2 (ja) | 2017-01-13 | 2019-09-05 | 電動工具 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017004708A Division JP6590262B2 (ja) | 2017-01-13 | 2017-01-13 | 電動工具 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021096175A Division JP7190668B2 (ja) | 2019-09-05 | 2021-06-08 | 電動工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020073293A JP2020073293A (ja) | 2020-05-14 |
JP6906165B2 true JP6906165B2 (ja) | 2021-07-21 |
Family
ID=70609907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019161845A Active JP6906165B2 (ja) | 2017-01-13 | 2019-09-05 | 電動工具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6906165B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07220563A (ja) * | 1994-02-03 | 1995-08-18 | Otax Kk | 電動工具用トリガースイッチ |
JP5394895B2 (ja) * | 2009-11-11 | 2014-01-22 | 株式会社マキタ | 電動工具 |
EP2521832B1 (en) * | 2010-01-07 | 2020-03-25 | Black & Decker, Inc. | Power screwdriver having rotary input control |
JP2013202702A (ja) * | 2012-03-27 | 2013-10-07 | Hitachi Koki Co Ltd | 電動工具 |
JP6051116B2 (ja) * | 2013-06-18 | 2016-12-27 | リョービ株式会社 | 電動工具 |
JP5766843B2 (ja) * | 2014-04-22 | 2015-08-19 | 株式会社マキタ | 変速スイッチ |
-
2019
- 2019-09-05 JP JP2019161845A patent/JP6906165B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2020073293A (ja) | 2020-05-14 |
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