JPS60259357A - Numerical controller - Google Patents
Numerical controllerInfo
- Publication number
- JPS60259357A JPS60259357A JP59114178A JP11417884A JPS60259357A JP S60259357 A JPS60259357 A JP S60259357A JP 59114178 A JP59114178 A JP 59114178A JP 11417884 A JP11417884 A JP 11417884A JP S60259357 A JPS60259357 A JP S60259357A
- Authority
- JP
- Japan
- Prior art keywords
- spindle
- motor
- rotation speed
- rotational speed
- rotational
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
- B23Q15/12—Adaptive control, i.e. adjusting itself to have a performance which is optimum according to a preassigned criterion
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
この発明は数値制御装置に係り、特に加工時の主軸制御
、及び加工状態の報知に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a numerical control device, and particularly to spindle control during machining and notification of machining status.
従来の数値制御装置としては、第1図に示すものがあつ
1こ。図において(1)は加ニブログラムの入力部、(
2)は中央処理装置(以下CPUと称すンであり、(3
)は加ニブログラム入力部(1)より入力さオ〕るデー
タを収納するメモリである、(4)は駆動増幅器であり
、(5)は駆動モータである。(6)は駆動モータ(5
)の回転速度検出のγこめのモータ回転速度検出器(タ
コジェネレータ)である6(7ンはモータ(5)にて駆
動さね、加工物を加工するγこめに回転マ”る軸、すな
わち主軸である、
次に動作について説明する、即ち、加ニブログラム入力
部(1)からデータがCPU(2)に入力さね、cr’
o(2)で処理さね1こ後メモリ(3)内に収納される
。One conventional numerical control device is the one shown in Figure 1. In the figure, (1) is the input part of the Canadian program, (
2) is a central processing unit (hereinafter referred to as CPU);
) is a memory that stores data input from the program input section (1), (4) is a drive amplifier, and (5) is a drive motor. (6) is the drive motor (5
) is a motor rotation speed detector (tacho generator) for detecting the rotation speed of the workpiece. Next, we will explain the operation of the main axis. That is, data is input from the program input section (1) to the CPU (2).
After one processing step in o(2), the data is stored in the memory (3).
OP ff (2)は、加工開始命令よりメモリ(3)
からデータを取出して駆動増幅器(4)を通じ駆動モー
タ(5)を回転させそれを主軸(7)に伝え加工物を加
工する。OP ff (2) is the memory (3) from the machining start command.
The data is extracted from the drive amplifier (4) to rotate the drive motor (5) and transmitted to the main shaft (7) to machine the workpiece.
この加工時、モータ回転速度検出器(6)により、モー
タ(5)の回転速度が検出し、その検出信号fcPU(
2)へフスードバ・ツクしてモータ回転速度の制御を行
う。During this machining, the motor rotation speed detector (6) detects the rotation speed of the motor (5), and the detection signal fcPU(
2) Control the motor rotational speed by switching to the controller.
ところが、従来の数値制御装置は上記のようlζ、主軸
(7)の回転数は検出されず駆動モータ(5)側での速
度検出制御が行なわわているので、実際に主軸(7)に
負荷がかかった場合(加工時)での主軸(7)の回転数
が適切でなくなる可能性があり、これにより加工時間の
延長、加工物の仕上状態の悪化にも大きく影響するとい
う欠点があつ1こ。However, as mentioned above, with conventional numerical control devices, the rotational speed of the main shaft (7) is not detected and the speed detection control is performed on the drive motor (5) side, so the actual load on the main shaft (7) is not detected. There is a drawback that the rotational speed of the spindle (7) during machining may become inappropriate when the machining process takes a long time (during machining), and this greatly affects machining time and deteriorates the finish of the workpiece. child.
この発明は、かかる欠点を改善する目的でなされ1こも
ので、加工時の負荷の状態を作業者に認識させ、かつ主
軸を最適の回転数に継持させることのできる数値制御装
置ケ提供しようとするものである。The present invention was made with the aim of improving these drawbacks, and seeks to provide a numerical control device that allows the operator to recognize the load condition during machining and maintains the spindle at the optimum rotation speed. It is something to do.
〔発明の実施例〕 第2図は、この発明の一実施例を示す図である。[Embodiments of the invention] FIG. 2 is a diagram showing an embodiment of the present invention.
(1)、 (3)〜(7)は上記従来装置と同様のもの
である。(1), (3) to (7) are similar to the conventional device described above.
(8)は主軸(7)の回転速度検出器(ロータリエンコ
ーダ)であり、(9)は増幅器であり、QGは音声発振
器である、
ま1こ、CPU(2)は、各検出器(6)、 (8)に
て検出されるモータ(5)の回転速度と主軸(7)の回
転速度きを入力し、これら回転速度の度合を音声発振器
QQk通じて報知できる信号を、増幅器QQに出力する
と共に、主軸(7)を最適な回転速度に制御する1こめ
の信号を出力する。(8) is the rotation speed detector (rotary encoder) of the main shaft (7), (9) is the amplifier, and QG is the audio oscillator. ), the rotational speed of the motor (5) and the rotational speed of the main shaft (7) detected in (8) are input, and a signal that can notify the degree of these rotational speeds through the audio oscillator QQk is output to the amplifier QQ. At the same time, it outputs a signal for controlling the main shaft (7) to the optimum rotational speed.
次にこの発明に係る数値制御装置の動作を説明する、即
ち、加工時にモータ回転速度検出器(6)にてモータ(
5)の回転速度が、又主軸回転速度検出器(8)にて主
軸(7)の回転速度が検出され、その回転速度検出信号
がCPU(2)に入力される、そして七のCPU(2)
にてその2つの回転速度を比較し、その比較しy、=度
合(回転速度差)に応じて主軸(7)を最適な回転速度
に制御するTコめの信号を増幅器(4)に出力すると共
に、その度合を音声発振器Q(Iを通じて報知できる信
号を増幅器αOに出力する、この結果、主軸(7)が最
適な回転速度に制御されると共に、上記回転速度差を報
知する音声が音声発振器αGより発せられる。Next, the operation of the numerical control device according to the present invention will be explained. That is, during machining, the motor rotation speed detector (6)
The rotation speed of the main shaft (7) is detected by the main shaft rotation speed detector (8), and the rotation speed detection signal is input to the CPU (2). )
compares the two rotational speeds, and outputs a signal to the amplifier (4) to control the main shaft (7) to the optimum rotational speed according to the degree of comparison (rotational speed difference). At the same time, a signal that can notify the degree through the audio oscillator Q (I) is output to the amplifier αO. As a result, the main shaft (7) is controlled to the optimal rotational speed, and the audio notifying the rotational speed difference is outputted to the amplifier αO. It is emitted from the oscillator αG.
なお上記実施例では、負荷状況を知らせる報知手段とし
て音声発振器αOを設け1こものを示し1こが、デノジ
ノタルで回転数を表示する方法でも上記実施例と同様の
効果を期待できる。In the above embodiment, an audio oscillator αO is provided as a notification means for notifying the load condition, but the same effect as in the above embodiment can be expected by displaying the rotation speed digitally.
以上のようにこの発明によれは、主軸の回転速度を検出
する主軸回転速度検出器と、上記主軸を駆動するモータ
の回転速度を検出するモータ回転速度検出器と、報知手
段と、上記各検出器にて検出される主軸回転速度とモー
タ回転速度とを入力し、この入力情報に基づいて上記主
軸が最適な回転速度となるようモータを制御する信号を
出力すると共に、上記主軸回転速度とモータ回転速度と
の度合を上記報知手−にて報知させる信号を出力する制
御装置とを備えTこ構成であるので、主軸の負荷の状態
を作業者に認識させ、かつ主軸の回転速度を適切にする
ことができる効果がある。As described above, the present invention includes a spindle rotation speed detector that detects the rotation speed of the spindle, a motor rotation speed detector that detects the rotation speed of the motor that drives the spindle, a notification means, and each of the above-mentioned detection units. It inputs the spindle rotation speed and motor rotation speed detected by the device, and outputs a signal to control the motor so that the spindle has the optimum rotation speed based on this input information. This configuration includes a control device that outputs a signal that causes the above-mentioned notifier to notify the degree of rotational speed, so that the operator can recognize the state of the load on the spindle, and the rotational speed of the spindle can be adjusted appropriately. There is an effect that can be done.
第1図は従来の数値制御装置を示す図、第2図はこ(7
) 発FJJJの一実施例を示す図である、図において
(1)は加ニブログラム入力部、(2)は中央処理装置
、(3)はメモリ、(4)は駆動増幅器、(5)は駆動
モータ、(6)はモータ回転速度検出器(タフジェネレ
ータ)、(7)は主軸、(8)は主軸回転速度検出器(
ロータ11エンコーダ)、(9)は増幅器、0aは音声
発振器である、
なお、各図中同一符号は閤相当部分を示すものとする、
代理人 大岩増雄Figure 1 shows a conventional numerical control device, Figure 2 shows (7)
) is a diagram showing an embodiment of the generator FJJJ, in which (1) is a program input section, (2) is a central processing unit, (3) is a memory, (4) is a drive amplifier, and (5) is a drive. Motor, (6) is motor rotation speed detector (tough generator), (7) is main shaft, (8) is main shaft rotation speed detector (
Rotor 11 encoder), (9) is an amplifier, and 0a is an audio oscillator. In addition, the same symbols in each figure indicate the corresponding parts. Agent: Masuo Oiwa
Claims (1)
主軸を駆動するモータの回転速度を検出するモータ回転
速度検出器き、報知手段と、上記各検出器にて検出され
る主軸回転速度とモータ回転速度とを入力し、この入力
情報に基づいて上記主軸が最適な回転速度となるようモ
ータを制御する信号ケ出力すると共に、上記主軸回転速
度とモータ回転速度との度合を上記報知手段にて報知さ
せる信号を出力する制御装置とを備えてなる数値制御装
置。a spindle rotation speed detector that detects the rotation speed of the spindle; a motor rotation speed detector that detects the rotation speed of the motor that drives the spindle; the motor rotation speed, and outputs a signal to control the motor so that the spindle has an optimum rotation speed based on this input information, and also informs the notification means of the degree of the spindle rotation speed and the motor rotation speed. A numerical control device comprising: a control device that outputs a signal to notify the user of the
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59114178A JPS60259357A (en) | 1984-06-04 | 1984-06-04 | Numerical controller |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59114178A JPS60259357A (en) | 1984-06-04 | 1984-06-04 | Numerical controller |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60259357A true JPS60259357A (en) | 1985-12-21 |
Family
ID=14631132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59114178A Pending JPS60259357A (en) | 1984-06-04 | 1984-06-04 | Numerical controller |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60259357A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62187305U (en) * | 1986-05-20 | 1987-11-28 | ||
JPH03240806A (en) * | 1990-02-19 | 1991-10-28 | Mitsubishi Electric Corp | Dynamic simulation system |
-
1984
- 1984-06-04 JP JP59114178A patent/JPS60259357A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62187305U (en) * | 1986-05-20 | 1987-11-28 | ||
JPH03240806A (en) * | 1990-02-19 | 1991-10-28 | Mitsubishi Electric Corp | Dynamic simulation system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH1043910A (en) | Magnetic bearing spindle device for machine tool | |
JPH03121738A (en) | Spindle driving device of machine tool | |
JPS60259357A (en) | Numerical controller | |
JPH07180724A (en) | Magnetic bearing device | |
JPS59112308A (en) | Numerical controller | |
KR100189950B1 (en) | Apparatus for converting spindle motor velocity | |
JPH06170080A (en) | Abnormal vibration detecting method for automatic washing machine | |
JPS6348179A (en) | Rotational frequency monitor | |
JPH1133879A (en) | Rotating speed control device for spindle of machine tool | |
JP2948830B2 (en) | Spindle motor control method | |
JPH01209974A (en) | Method and device for controlling drive motor of machine tool | |
JP2520018B2 (en) | Processing load monitoring method and apparatus | |
JP2925813B2 (en) | Motor drive | |
JP3672753B2 (en) | Anomaly detection method and apparatus for hydrostatic air bearing spindle | |
JPS61117051A (en) | Tool breakage detecting apparatus | |
JPH1058265A (en) | Control method and device for main spindle speed of machine tool | |
JP3564585B2 (en) | Machine Tools | |
JPH0686448A (en) | Servo motor drive | |
JPS63136207A (en) | Numerical controller | |
JPH03143289A (en) | Switching driving system of induction motor | |
JPS60205719A (en) | Control system for stop of needle in home position of machine | |
JPH06320377A (en) | Servo motor control device used in machine tool | |
JPH10161748A (en) | Motor positioning controller | |
JPH05138500A (en) | Drill working device | |
JPH0731175A (en) | Pll rotation controller |