JPH0253347U - - Google Patents
Info
- Publication number
- JPH0253347U JPH0253347U JP13272288U JP13272288U JPH0253347U JP H0253347 U JPH0253347 U JP H0253347U JP 13272288 U JP13272288 U JP 13272288U JP 13272288 U JP13272288 U JP 13272288U JP H0253347 U JPH0253347 U JP H0253347U
- Authority
- JP
- Japan
- Prior art keywords
- load
- reference value
- abnormal signal
- comparison
- detection means
- 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
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Machine Tool Sensing Apparatuses (AREA)
Description
第１図は本考案の一実施例による負荷監視装置
の機能ブロツク図、第２図はその制御部内の詳細
を示す図、第３図は前記監視装置が適用されるＮ
Ｃ旋盤の概略構成を示す図、第４図は本考案の作
用を説明するためのモータ駆動電流波形図である
。
６…ＮＣ装置、１２…主軸駆動用モータ、１６
…アラーム、２０…ＮＣコントローラ、２１…負
荷検出手段、２３…制御部、２５…比較手段、２
６…異常信号出力手段。
FIG. 1 is a functional block diagram of a load monitoring device according to an embodiment of the present invention, FIG. 2 is a diagram showing details of the inside of the control section, and FIG.
FIG. 4 is a diagram showing a schematic configuration of a C lathe, and is a motor drive current waveform diagram for explaining the operation of the present invention. 6...NC device, 12...Main shaft drive motor, 16
...Alarm, 20...NC controller, 21...Load detection means, 23...Control unit, 25...Comparison means, 2
6... Abnormal signal output means.
Claims (1)
負荷検出手段と、 この負荷検出手段から得られた負荷データと予
め設定された負荷基準値とを比較する比較手段と
、 この比較手段の比較結果を監視し、前記負荷デ
ータが負荷基準値を越える割合が所定の割合を越
えた時、異常信号を出力する異常信号出力手段と
、を備えたことを特徴とする工作機械の負荷監視
装置。[Scope of Claim for Utility Model Registration] A load detection means for detecting the load applied to a tool during machining of a workpiece, and a comparison means for comparing load data obtained from the load detection means with a preset load reference value. , Abnormal signal output means for monitoring the comparison results of the comparison means and outputting an abnormal signal when the ratio of the load data exceeding the load reference value exceeds a predetermined ratio. Machine load monitoring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13272288U JPH0253347U (en) | 1988-10-11 | 1988-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13272288U JPH0253347U (en) | 1988-10-11 | 1988-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0253347U true JPH0253347U (en) | 1990-04-17 |
Family
ID=31389948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13272288U Pending JPH0253347U (en) | 1988-10-11 | 1988-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0253347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011020221A (en) * | 2009-07-16 | 2011-02-03 | Honda Motor Co Ltd | Method for predicting life of rotary blade device |
-
1988
- 1988-10-11 JP JP13272288U patent/JPH0253347U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011020221A (en) * | 2009-07-16 | 2011-02-03 | Honda Motor Co Ltd | Method for predicting life of rotary blade device |
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