KR960038538A - Servo motor position control circuit - Google Patents

Servo motor position control circuit Download PDF

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Publication number
KR960038538A
KR960038538A KR1019950010577A KR19950010577A KR960038538A KR 960038538 A KR960038538 A KR 960038538A KR 1019950010577 A KR1019950010577 A KR 1019950010577A KR 19950010577 A KR19950010577 A KR 19950010577A KR 960038538 A KR960038538 A KR 960038538A
Authority
KR
South Korea
Prior art keywords
pulse
output
signal
central processing
processing unit
Prior art date
Application number
KR1019950010577A
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Korean (ko)
Other versions
KR0122356B1 (en
Inventor
강대관
Original Assignee
배순훈
대우전자 주식회사
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019950010577A priority Critical patent/KR0122356B1/en
Publication of KR960038538A publication Critical patent/KR960038538A/en
Application granted granted Critical
Publication of KR0122356B1 publication Critical patent/KR0122356B1/en

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/26—Automatic controllers electric in which the output signal is a pulse-train
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2203/00—Indexing scheme relating to controlling arrangements characterised by the means for detecting the position of the rotor
    • H02P2203/03—Determination of the rotor position, e.g. initial rotor position, during standstill or low speed operation

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Position Or Direction (AREA)

Abstract

본 발명은 서보모터의 위치 제어회로에 관한 것으로, 특히 린니어스케일장치(Liner scale Unit)와 부가적인 신호처리회로를 이용함으로써, 모터가 구동된 위치에 관한 정보를 피드백시켜서 이 정보와 사건에 설정한 코터가 구동할 위치에 관한 정보를 비교판단하여 구동위치를 정밀하게 보정하도록 한 서보모터의 위치제어 회로에 관한 것이다.The present invention relates to a position control circuit of a servo motor, and in particular, by using a linear scale unit and an additional signal processing circuit, feedback on the position at which the motor is driven is set to this information and an event. The present invention relates to a position control circuit of a servomotor configured to compare and determine information about a position at which a coater is to be driven to precisely correct a driving position.

Description

서보모터의 위치 제어회로Servo motor position control circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제2도는 종래 서보머터의 위치 제어회로도, 제3도는 본 발명에 따른 플로우챠트이다.2 is a position control circuit diagram of a conventional servomer, and FIG. 3 is a flowchart according to the present invention.

Claims (1)

조작자에 의한 입력에 기초하여 이동거리와 구동속도에 대한 지렁을 내리는 메인 중앙처리장치(10); 상기 메인 중앙처리장치(10)의 지렁에 따라 메모리부에 기록된 프로그램에 의해 모터구동을 위한 상승, 등속, 하강구간을 계산하여 구동펄스를 기록함과 동시에 출력하고, 상기 기록된 구동펄스와 펄스카운터로부터 피드백되어 입력되는 펄스수를 상호 비교판단하여 상기 피드백된 정보가 기록된 정보보다 클 경우에는 입/출력장치(13)로 역방향으로 1펄스만큼이동을 제어하는 신호를 출력하면, 반면에 상기 피드백된 정보가 기록된 정보보다 작은 경우에는 입/출력장치(13)로 정방향으로 1펄스만큼이동을 제어하는 신호를 출력하는 서보 중앙처리장치(11); 상기 서보 중앙처리장치(11)의 동작성에 필요한 프로그램과 그에 따른 변수와 상수 및 데이터가 기록된 메모리부(12); 상기 서보 중앙처리장치(11)로부터 출력되는 신호를펄스제어부(16)로 전송하는 입/출력장치(13); 상기서보 중앙처리장치(11)의 제어에 의해 클럭펄스를 발생시키는 펄스발생부(14); 상기 펄스발생부(14)로부터 출력되는 펄스의 폭을 변환하는 펄스폭 변환부(15); 상기 펄스폭변환부(15)로부터 펄스를 입력받아 상기 입/출력 장치(13)로부터 출력되는 신호에 따라 출력되는 펄스의 수를제어하는 펄스제어부(16); 상기 펄스제어부(16)로부터의 펄스수로 모터를 구동시키는 모터구동부(17), 상기 모터구동부(17)에 의해서 구동되는 모터(18); 상기모터(18)가 구동되는 동안에 이동되는 피구동체에 인덱스스케일을 부착하고, 상기 지지대에 고정스케일을 고정하여 상기 피구동체의 이동에 따른 신호를 출력하도록 한 린니어스케일장치(20), 상기 린니어스케일장치(20)로부 의 아날로그신호를 디지탈신호로 변환하는 A/D변환부(21); 상기 A/D변환부(21)로 출력되는 신호를 카우팅하여 상기 서보 중앙처리장치(11)로 출력하는 펄스카운터부(22)를 구비함을 특징으로 하는 서보모터의 위치 제어회로.A main central processing unit (10) for lowering the earthworm for the moving distance and the driving speed based on the input by the operator; According to the earthworm of the main central processing unit 10, the program recorded in the memory unit calculates the rising, constant speed, and falling sections for driving the motor, and simultaneously outputs the driving pulse, and outputs the driving pulse and the pulse counter. When the number of pulses fed back from and inputted is mutually judged and the feedback information is larger than the recorded information, a signal for controlling the movement by one pulse in the reverse direction is output to the input / output device 13, whereas the feedback A servo central processing unit (11) for outputting a signal for controlling movement by one pulse in the forward direction to the input / output device (13) when the recorded information is smaller than the recorded information; A memory unit (12) in which a program necessary for the operability of the servo CPU (11), its variables, constants, and data are recorded; An input / output device (13) for transmitting a signal output from the servo central processing unit (11) to a pulse controller (16); A pulse generator 14 for generating a clock pulse under the control of the servo central processing unit 11; A pulse width converter (15) for converting a width of a pulse output from the pulse generator (14); A pulse controller (16) for receiving a pulse from the pulse width converter (15) and controlling the number of pulses output according to a signal output from the input / output device (13); A motor driver 17 for driving the motor with the number of pulses from the pulse controller 16, and a motor 18 driven by the motor driver 17; The linear scale device 20 which attaches an index scale to a driven member that is moved while the motor 18 is driven, and fixes a fixed scale to the support to output a signal according to the movement of the driven member. An A / D converter 21 for converting an analog signal from the near scale device 20 into a digital signal; And a pulse counter unit (22) for counting the signal output to the A / D conversion unit (21) and outputting the signal to the servo central processing unit (11).
KR1019950010577A 1995-04-29 1995-04-29 Position control circuit for servo motor KR0122356B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950010577A KR0122356B1 (en) 1995-04-29 1995-04-29 Position control circuit for servo motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950010577A KR0122356B1 (en) 1995-04-29 1995-04-29 Position control circuit for servo motor

Publications (2)

Publication Number Publication Date
KR960038538A true KR960038538A (en) 1996-11-21
KR0122356B1 KR0122356B1 (en) 1997-12-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950010577A KR0122356B1 (en) 1995-04-29 1995-04-29 Position control circuit for servo motor

Country Status (1)

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KR0122356B1 (en) 1997-12-05

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