JPH0256513U - - Google Patents
Info
- Publication number
- JPH0256513U JPH0256513U JP13467588U JP13467588U JPH0256513U JP H0256513 U JPH0256513 U JP H0256513U JP 13467588 U JP13467588 U JP 13467588U JP 13467588 U JP13467588 U JP 13467588U JP H0256513 U JPH0256513 U JP H0256513U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- speed
- drive motor
- shaft
- low
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
- Gear-Shifting Mechanisms (AREA)
Description
第1図は本考案の一実施例に係る電動工具の要
部の縦断側面図、第2図は従来の電動工具の要部
の縦断側面図である。
1はモータ軸、2は伝達軸、3は出力軸、10
は遊星歯車、11は2段歯車装置、12は高速用
歯車、13は低速用歯車、14はクラツチプレー
ト、15,16は圧縮コイルばね、17はクラツ
チ機構。
FIG. 1 is a longitudinal sectional side view of the main parts of a power tool according to an embodiment of the present invention, and FIG. 2 is a longitudinal sectional side view of the main parts of a conventional power tool. 1 is the motor shaft, 2 is the transmission shaft, 3 is the output shaft, 10
11 is a planetary gear, 11 is a two-stage gear system, 12 is a high speed gear, 13 is a low speed gear, 14 is a clutch plate, 15 and 16 are compression coil springs, and 17 is a clutch mechanism.
Claims (1)
車と低速用歯車を切換えて高速と低速を切換える
ようにした電動工具において、上記駆動モータの
軸と連動する遊星歯車と、大歯車と小歯車を有し
、上記遊星歯車と連動する2段歯車装置と、上記
大歯車に噛合する上記高速用歯車と上記小歯車に
噛合する上記低速用歯車を回転自在に支承し、上
記駆動モータの回転を出力軸に伝達する伝動軸と
、該伝動軸に設けたスプライン部と上記高速用歯
車および上記低速用歯車に設けたスプライン部と
に係合し、軸方向に摺動可能なクラツチプレート
とを設け、上記2段歯車装置を上記駆動モータの
軸と上記出力軸により軸支するようにしたことを
特徴とする電動工具の速度変換装置。 A power tool that switches between high speed and low speed by switching between a high speed gear and a low speed gear interposed in a speed conversion device of the drive motor, which has a planetary gear interlocking with the shaft of the drive motor, a large gear, and a small gear. A two-stage gear device that interlocks with the planetary gear, a high-speed gear that meshes with the large gear, and a low-speed gear that meshes with the small gear are rotatably supported, and the rotation of the drive motor is connected to an output shaft. a transmission shaft for transmitting transmission to the transmission shaft; a clutch plate that engages with a spline portion provided on the transmission shaft and a spline portion provided on the high speed gear and the low speed gear and is slidable in the axial direction; A speed conversion device for a power tool, characterized in that a two-stage gear device is pivotally supported by the shaft of the drive motor and the output shaft.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13467588U JPH0256513U (en) | 1988-10-14 | 1988-10-14 | |
DE3934283A DE3934283A1 (en) | 1988-10-14 | 1989-10-13 | MANUAL GEARBOX FOR AN ELECTRICALLY DRIVEN MACHINE TOOL |
KR2019890014976U KR950008236Y1 (en) | 1988-10-14 | 1989-10-14 | Charge speed mechanism for a motor driving tool |
US07/422,405 US5019023A (en) | 1988-10-14 | 1989-10-16 | Speed changer mechanism for electrically powered tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13467588U JPH0256513U (en) | 1988-10-14 | 1988-10-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0256513U true JPH0256513U (en) | 1990-04-24 |
Family
ID=31393646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13467588U Pending JPH0256513U (en) | 1988-10-14 | 1988-10-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0256513U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010187686A (en) * | 2004-04-19 | 2010-09-02 | Watanabe Pipe | Speed changing device, and sheet opening and closing device for greenhouse with the speed changing device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS621807B2 (en) * | 1979-09-05 | 1987-01-16 | Nippon Jidosha Buhin Sogo Kenkyusho Kk |
-
1988
- 1988-10-14 JP JP13467588U patent/JPH0256513U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS621807B2 (en) * | 1979-09-05 | 1987-01-16 | Nippon Jidosha Buhin Sogo Kenkyusho Kk |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010187686A (en) * | 2004-04-19 | 2010-09-02 | Watanabe Pipe | Speed changing device, and sheet opening and closing device for greenhouse with the speed changing device |
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