JPH0290041U - - Google Patents
Info
- Publication number
- JPH0290041U JPH0290041U JP16938388U JP16938388U JPH0290041U JP H0290041 U JPH0290041 U JP H0290041U JP 16938388 U JP16938388 U JP 16938388U JP 16938388 U JP16938388 U JP 16938388U JP H0290041 U JPH0290041 U JP H0290041U
- Authority
- JP
- Japan
- Prior art keywords
- machining
- limit value
- torque
- mode
- motor
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims 6
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Automatic Control Of Machine Tools (AREA)
- Machine Tool Sensing Apparatuses (AREA)
Description
第１図は本考案に対応するブロツク図、第２図
は本考案の安全装置が適用されたＮＣ旋盤の制御
ブロツク図、第３図はＮＣ旋盤の概略構成を示す
図、第４Ａ図及び第４Ｂ図はＮＣ旋盤側の制御フ
ローチヤート、第５図はＮＣ旋盤に接続されたツ
ールモニタ側の制御フローチヤートである。
１５……ＮＣ旋盤、１６……ＰＣ部、１７……
ＮＣ部、１９……サーボアンプ、２０……サーボ
モータ、２５……負荷検出アンプ、２６……ツー
ルモニタ装置、２８……制御部（ＣＰＵ、メモリ
）、３０……軸制御部、３１……トルク制限部。
Fig. 1 is a block diagram corresponding to the present invention, Fig. 2 is a control block diagram of an NC lathe to which the safety device of the present invention is applied, Fig. 3 is a diagram showing the schematic configuration of the NC lathe, Figs. FIG. 4B is a control flowchart on the NC lathe side, and FIG. 5 is a control flowchart on the tool monitor side connected to the NC lathe. 15...NC lathe, 16...PC section, 17...
NC unit, 19... Servo amplifier, 20... Servo motor, 25... Load detection amplifier, 26... Tool monitor device, 28... Control unit (CPU, memory), 30... Axis control unit, 31... Torque limiter.
Claims (1)
示モードあるいは本加工モードで切り換え可能な
工作機械において、 ワークの加工中に、前記駆動系の各モータにか
かる負荷トルクを検出する負荷トルク検出手段と
、 教示モードで加工が行われているとき、前記負
荷トルク検出手段により得られたデータに基づい
て、トルクリミツト値を演算する演算手段と、 この演算手段により得られたトルクリミツト値
を記憶する記憶手段と、 本加工モードで加工が行われているとき、前記
サーボ系のモータが発生する最大トルクを、前記
記憶手段に記憶されたトルクリミツト値に設定す
るための最大トルク制御手段と、 を備えた工作機械の安全装置。[Claims for Utility Model Registration] In a machine tool that has a servo system including a motor and can switch the machining mode between teaching mode and main machining mode, load torque applied to each motor of the drive system during machining of a workpiece. load torque detection means for detecting a torque limit value; calculation means for calculating a torque limit value based on data obtained by the load torque detection means when machining is performed in teaching mode; storage means for storing a torque limit value; and maximum torque control for setting the maximum torque generated by the servo system motor to the torque limit value stored in the storage means when machining is performed in this machining mode. Machine tool safety device with means and.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16938388U JPH0290041U (en) | 1988-12-28 | 1988-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16938388U JPH0290041U (en) | 1988-12-28 | 1988-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0290041U true JPH0290041U (en) | 1990-07-17 |
Family
ID=31459392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16938388U Pending JPH0290041U (en) | 1988-12-28 | 1988-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0290041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009285792A (en) * | 2008-05-29 | 2009-12-10 | Miyano:Kk | Tool monitoring method in nc machine tool |
-
1988
- 1988-12-28 JP JP16938388U patent/JPH0290041U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009285792A (en) * | 2008-05-29 | 2009-12-10 | Miyano:Kk | Tool monitoring method in nc machine tool |
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