JPH0263931U - - Google Patents
Info
- Publication number
- JPH0263931U JPH0263931U JP14110488U JP14110488U JPH0263931U JP H0263931 U JPH0263931 U JP H0263931U JP 14110488 U JP14110488 U JP 14110488U JP 14110488 U JP14110488 U JP 14110488U JP H0263931 U JPH0263931 U JP H0263931U
- Authority
- JP
- Japan
- Prior art keywords
- reference time
- screw
- screw tightening
- tightener
- comparing
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
第１図は本考案に係るねじの締め忘れ防止装置
の構成を示す機能ブロツク図、第２図は同上装置
の一実施例を示すシステム図、第３図は制御内容
を示すフローチヤート、第４図は同様のブロツク
図、第５図は同様のタイムチヤートである。
１……コントロールユニツト、２……トルクド
ライバー、３……締付数セツトスイツチ、４……
表示スイツチ、５……ＯＫブザー、６……ＮＧブ
ザー、７，８……ＬＥＤ表示器。
Fig. 1 is a functional block diagram showing the configuration of a screw tightening prevention device according to the present invention, Fig. 2 is a system diagram showing an embodiment of the same device, Fig. 3 is a flow chart showing control contents, and Fig. 4 The figure is a similar block diagram, and FIG. 5 is a similar time chart. 1...Control unit, 2...Torque screwdriver, 3...Tightening number setting switch, 4...
Display switch, 5...OK buzzer, 6...NG buzzer, 7, 8...LED display.
Claims (1)
じのねじ締めを行う際のねじの締め忘れ防止装置
であつて、前記ねじ締め器から出力されるトルク
アツプ信号間の時間をねじ締め間隔として個別に
計測するねじ締め間隔計測手段と、前回の基準時
間と今回の計測されたねじ締め間隔との和を２で
割算して次回の基準時間として設定する基準時間
設定手段と、ねじ締め途中でねじ締め器から出力
される起動信号が入力された時に前記基準時間に
所定の時間を加算して延長された基準時間を設定
する延長基準時間設定手段と、実際のねじ締め間
隔と前記基準時間若しくは延長基準時間とを比較
する比較手段と、該比較手段による比較結果に基
づいてねじの締め忘れを判定する判定手段と、を
含んで構成されてなるねじの締め忘れ防止装置。 This is a device to prevent forgetting to tighten screws when tightening screws at multiple locations on a single workpiece using a screw tightener, and the time between torque up signals output from the screw tightener is individually set as the screw tightening interval a screw tightening interval measuring means that measures the screw tightening interval during screw tightening; a reference time setting means that divides the sum of the previous reference time and the currently measured screw tightening interval by 2 and sets it as the next reference time; extended reference time setting means for setting an extended reference time by adding a predetermined time to the reference time when a start signal output from the screw tightener is input; A device for preventing forgetting to tighten a screw, comprising: a comparing means for comparing the extended reference time with an extension reference time; and a determining means for determining whether a screw has been forgotten based on the comparison result by the comparing means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14110488U JPH0718501Y2 (en) | 1988-10-31 | 1988-10-31 | Forgetting to prevent screw tightening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14110488U JPH0718501Y2 (en) | 1988-10-31 | 1988-10-31 | Forgetting to prevent screw tightening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0263931U true JPH0263931U (en) | 1990-05-14 |
| JPH0718501Y2 JPH0718501Y2 (en) | 1995-05-01 |
Family
ID=31405882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14110488U Expired - Lifetime JPH0718501Y2 (en) | 1988-10-31 | 1988-10-31 | Forgetting to prevent screw tightening |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0718501Y2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9247942B2 (en) | 2010-06-29 | 2016-02-02 | Artventive Medical Group, Inc. | Reversible tubal contraceptive device |
| US9149277B2 (en) | 2010-10-18 | 2015-10-06 | Artventive Medical Group, Inc. | Expandable device delivery |
| US9095344B2 (en) | 2013-02-05 | 2015-08-04 | Artventive Medical Group, Inc. | Methods and apparatuses for blood vessel occlusion |
-
1988
- 1988-10-31 JP JP14110488U patent/JPH0718501Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0718501Y2 (en) | 1995-05-01 |
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