JPWO2019206609A5 - - Google Patents
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- JPWO2019206609A5 JPWO2019206609A5 JP2020560126A JP2020560126A JPWO2019206609A5 JP WO2019206609 A5 JPWO2019206609 A5 JP WO2019206609A5 JP 2020560126 A JP2020560126 A JP 2020560126A JP 2020560126 A JP2020560126 A JP 2020560126A JP WO2019206609 A5 JPWO2019206609 A5 JP WO2019206609A5
- Authority
- JP
- Japan
- Prior art keywords
- power tool
- torque
- value
- torque transducer
- tightening
- 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
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Claims (10)
前記電動工具（１０）はハウジング（１１）を含み、
前記ハウジング（１１）は、
電気モータ（１２）と、
前記電気モータ（１２）に駆動的に接続された入力かさ歯車（１７ａ）、及び、電動工具（１０）の出力シャフト（１６）に駆動的に接続された出力かさ歯車（１７ｂ）を含むアングル歯車（１７）と、
前記入力かさ歯車（１７ａ）の前のバックトルク応答値を測定するために配置されたバックトルク変換器（２０）と、
前記出力かさ歯車（１７ｂ）の後のフロントトルクトルク応答値を測定するために配置されたフロントトルク変換器（２１）と、
を封入し、
前記フロントトルク変換器（２１）は、前記ハウジングに応答トルクを伝達するように配置され、かつフロントトルク変換器値を発生させるように配置されたフロント歪み測定センサを担持するフロントトルク伝達要素と、
フロントトルク変換器値を増幅するように配置され、かつフロント歪み測定センサの近くに配置されたフロント増幅器と、を含む、
ことを特徴とする電動工具（１０）。 A power tool (10) for tightening screw joints.
The power tool (10) includes a housing (11).
The housing (11) is
Electric motor (12) and
An angle gear including an input bevel gear (17a) drivenly connected to the electric motor (12) and an output bevel gear (17b) drivenly connected to the output shaft (16) of the electric tool (10). (17) and
A back torque transducer (20) arranged to measure the back torque response value in front of the input bevel gear (17a), and
A front torque transducer (21) arranged to measure the front torque torque response value after the output bevel gear (17b), and a front torque converter (21).
Enclose,
The front torque transducer (21) comprises a front torque transmission element carrying a front strain measuring sensor arranged to transmit response torque to the housing and to generate a front torque transducer value.
Including a front amplifier, which is arranged to amplify the front torque transducer value and is located near the front strain measuring sensor.
A power tool (10) characterized by this.
ことを特徴とする請求項１に記載の電動工具（１０）。 The power tool (10) is a handheld power tool,
The power tool (10) according to claim 1.
ことを特徴とする請求項１又は請求項２に記載の電動工具（１０）。 The back torque converter (20) is a back torque transmission element carrying a back strain measuring sensor arranged to transmit and return a response torque to the housing and to generate a back torque converter value. including,
The power tool (10) according to claim 1 or 2, wherein the power tool (10) is characterized by the above.
ことを特徴とする請求項１から請求項３のいずれか１項に記載の電動工具（１０）。 Further includes a back amplifier arranged to amplify the back torque transducer value and located near the back strain measuring sensor.
The power tool (10) according to any one of claims 1 to 3, wherein the power tool (10) is characterized by the above.
電動工具コントローラ。 The power tool (10) according to any one of claims 1 to 4 is controlled.
Power tool controller.
請求項５に記載の電動工具コントローラ。 The front torque transducer value or the back that controls the tightening performed by the power tool (10) based on the front torque transducer value or the back torque converter value and is not used to control the tightening. It is characterized by operating to monitor the tightening based on the torque transducer value.
The power tool controller according to claim 5.
ことを特徴とする請求項５又は請求項６に記載の電動工具コントローラ。 Further operates to end tightening when the front torque transducer value and the back torque converter value exceed the torque difference limit value.
The power tool controller according to claim 5 or 6, wherein the power tool controller is characterized by the above.
ことを特徴とする請求項７に記載の電動工具コントローラ。 Further operates to take out the torque difference limit value,
The power tool controller according to claim 7.
ことを特徴とする請求項１から請求項４のいずれか１項に記載の電動工具（１０）。 The power tool controller according to any one of claims 5 to 8 is further included.
The power tool (10) according to any one of claims 1 to 4, wherein the power tool (10) is characterized by the above.
ことを特徴とするコンピュータ可読ストレージ媒体。 A computer program that is activated by the power tool controller when operating in the power tool controller according to any one of claims 5 to 8.
A computer-readable storage medium characterized by that.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1830145-7 | 2018-04-26 | ||
| SE1830145A SE542008C2 (en) | 2018-04-26 | 2018-04-26 | Electric power tool for tightening screw joints |
| PCT/EP2019/058744 WO2019206609A1 (en) | 2018-04-26 | 2019-04-08 | Electric power tool for tightening screw joints |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021522076A JP2021522076A (en) | 2021-08-30 |
| JPWO2019206609A5 true JPWO2019206609A5 (en) | 2022-03-17 |
| JP7273853B2 JP7273853B2 (en) | 2023-05-15 |
Family
ID=66102708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020560126A Active JP7273853B2 (en) | 2018-04-26 | 2019-04-08 | Power tools for tightening threaded joints |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US11292111B2 (en) |
| EP (1) | EP3784441A1 (en) |
| JP (1) | JP7273853B2 (en) |
| KR (1) | KR102596004B1 (en) |
| CN (1) | CN112020408B (en) |
| BR (1) | BR112020021684A2 (en) |
| SE (1) | SE542008C2 (en) |
| WO (1) | WO2019206609A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890021A (en) * | 2020-07-31 | 2020-11-06 | 杭州庚复科技有限公司 | Computer hard disk screw fastening device based on helical gear transmission |
| EP4029651A1 (en) * | 2021-01-18 | 2022-07-20 | Johannes Lübbering GmbH | Screwing device with angular gear and integrated torque detection means |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3214889A1 (en) | 1982-04-22 | 1983-10-27 | Robert Bosch Gmbh, 7000 Stuttgart | MEASURING VALVE FOR TORQUE AND / OR TURNING ANGLE MEASUREMENT, ESPECIALLY ON MOTOR DRIVEN SCREWDRIVERS |
| DE8414766U1 (en) | 1984-05-15 | 1984-09-13 | Deutsche Gardner-Denver Gmbh, 7081 Westhausen | SCREWDRIVER |
| JP3667658B2 (en) | 2001-05-22 | 2005-07-06 | 三洋機工株式会社 | Screw tightening device |
| GB2383282B (en) * | 2002-04-02 | 2004-06-16 | Crane Electronics | Torque sensing tool |
| SE534852C2 (en) * | 2007-07-05 | 2012-01-24 | Atlas Copco Tools Ab | Torque sensing unit for a power tool |
| CN201799979U (en) * | 2010-05-21 | 2011-04-20 | 浙江大学 | Electric screwdriver with magnetic overload protector |
| JP6028149B2 (en) | 2012-09-13 | 2016-11-16 | 株式会社ユタニ | Tightening tool |
| JP6322387B2 (en) | 2013-11-05 | 2018-05-09 | Ｔｏｎｅ株式会社 | Fastening device and fastening method |
| BR112016015010B1 (en) | 2013-12-27 | 2021-09-14 | Atlas Copco Industrial Technique Ab | POWER TOOL AND TORQUE TRANSDUCER |
| JP6395075B2 (en) | 2014-03-31 | 2018-09-26 | パナソニックＩｐマネジメント株式会社 | Attachment for impact tool and impact tool |
| JP6748868B2 (en) | 2014-12-26 | 2020-09-02 | パナソニックＩｐマネジメント株式会社 | Impact rotary tool |
| SE539469C2 (en) | 2015-01-21 | 2017-09-26 | Atlas Copco Ind Technique Ab | Method for determining the magnitude of the output torque and a power wrench |
| SE538622C2 (en) | 2015-04-02 | 2016-10-04 | Atlas Copco Ind Technique Ab | Power tool with output torque compensation and method therefore |
| SE541857C2 (en) | 2018-04-19 | 2019-12-27 | Atlas Copco Ind Technique Ab | A constant-velocity joint assembly and a power tool comprising the same |
-
2018
- 2018-04-26 SE SE1830145A patent/SE542008C2/en unknown
-
2019
- 2019-04-08 CN CN201980027931.1A patent/CN112020408B/en active Active
- 2019-04-08 KR KR1020207033388A patent/KR102596004B1/en active IP Right Grant
- 2019-04-08 EP EP19716880.0A patent/EP3784441A1/en active Pending
- 2019-04-08 WO PCT/EP2019/058744 patent/WO2019206609A1/en active Application Filing
- 2019-04-08 JP JP2020560126A patent/JP7273853B2/en active Active
- 2019-04-08 BR BR112020021684-4A patent/BR112020021684A2/en unknown
- 2019-04-08 US US17/050,480 patent/US11292111B2/en active Active
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