JPH0336769U - - Google Patents
Info
- Publication number
- JPH0336769U JPH0336769U JP9573489U JP9573489U JPH0336769U JP H0336769 U JPH0336769 U JP H0336769U JP 9573489 U JP9573489 U JP 9573489U JP 9573489 U JP9573489 U JP 9573489U JP H0336769 U JPH0336769 U JP H0336769U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- voltage
- electric screwdriver
- increasing
- rotation
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は機械的な構造を示す説明図、第３図は詳
細図、第４図と第５図は動作説明図である。
１……回転検出装置、２……電圧制御装置、３
……時間設定装置、４……駆動制御装置、５……
遅延装置、６……タイマ、７……滑り検出装置、
８……滑り回数検出装置、９……モータ電源遮断
／復帰装置、１０……回転センサ、１１……波形
整形回路、１２……停止判断装置、２０……発振
器、２１……カウンタ、２２……電圧変換器、５
０……モータ、５１……ビツト、７０……ゲート
回路、７１……回転パルスカウンタ、７２……一
致検出器、７３……角度設定器、７４……角度表
示器、８０……滑り回数カウンタ、８１……一致
検出器、８２……滑り回数設定器。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is an explanatory diagram showing the mechanical structure, FIG. 3 is a detailed diagram, and FIGS. 4 and 5 are explanatory diagrams of the operation. 1... Rotation detection device, 2... Voltage control device, 3
...Time setting device, 4...Drive control device, 5...
delay device, 6... timer, 7... slip detection device,
8...Slip count detection device, 9...Motor power cutoff/return device, 10...Rotation sensor, 11...Waveform shaping circuit, 12...Stop judgment device, 20...Oscillator, 21...Counter, 22... ...voltage converter, 5
0...Motor, 51...Bit, 70...Gate circuit, 71...Rotation pulse counter, 72...Coincidence detector, 73...Angle setter, 74...Angle display, 80...Slip count counter , 81... Coincidence detector, 82... Slip count setter.
Claims (1)
出する手段と、 該回転停止検出によりモータに与える電圧を所
定電圧まで徐々に増加する手段と、 該増加する手段による電圧増加中にモータが所
定値以上回転したことを検出する手段と、 該検出する手段による検出回数をカウントする
手段と、 該カウントする手段によるカウント数が基準値
以上になつた時、その旨の信号を出力する手段と
、 を有することを特徴とする電動ドライバ。 ２ 前記カウントする手段によるカウント数の基
準値を任意に設定する手段を備えた実用新案登録
請求の範囲第１項に記載の電動ドライバ。 ３ 前記増加する手段による電圧増加中のモータ
の回転の所定値を任意に設定する手段を備えた実
用新案登録請求の範囲第１項に記載の電動ドライ
バ。 ４ 前記増加する手段による電圧増加中のモータ
の回転角度を表示する手段を備えた実用新案登録
請求の範囲第１項に記載の電動ドライバ。[Claims for Utility Model Registration] 1. A means for detecting rotation stoppage of a motor due to a load exceeding a predetermined value, a means for gradually increasing the voltage applied to the motor to a predetermined voltage upon detection of the rotation stoppage, and a voltage generated by the increasing means. means for detecting that the motor rotates by a predetermined value or more during the increase; means for counting the number of times of detection by the detecting means; and a signal to that effect when the count by the counting means exceeds a reference value. An electric screwdriver characterized by having: a means for outputting; and a means for outputting. 2. The electric screwdriver according to claim 1, which includes means for arbitrarily setting a reference value for the number counted by the counting means. 3. The electric screwdriver according to claim 1, which includes means for arbitrarily setting a predetermined value of the rotation of the motor while the voltage is being increased by the increasing means. 4. The electric screwdriver according to claim 1, which includes means for displaying the rotation angle of the motor while the voltage is being increased by the increasing means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989095734U JPH0713982Y2 (en) | 1989-08-15 | 1989-08-15 | Electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989095734U JPH0713982Y2 (en) | 1989-08-15 | 1989-08-15 | Electric screwdriver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0336769U true JPH0336769U (en) | 1991-04-10 |
| JPH0713982Y2 JPH0713982Y2 (en) | 1995-04-05 |
Family
ID=31644987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989095734U Expired - Lifetime JPH0713982Y2 (en) | 1989-08-15 | 1989-08-15 | Electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0713982Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822670A (en) * | 1981-07-29 | 1983-02-10 | 株式会社ハイマチツク | Motor driver |
| JPS6357178A (en) * | 1986-04-03 | 1988-03-11 | トヨタ自動車株式会社 | Clamping force controller |
-
1989
- 1989-08-15 JP JP1989095734U patent/JPH0713982Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822670A (en) * | 1981-07-29 | 1983-02-10 | 株式会社ハイマチツク | Motor driver |
| JPS6357178A (en) * | 1986-04-03 | 1988-03-11 | トヨタ自動車株式会社 | Clamping force controller |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0713982Y2 (en) | 1995-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |