KR900700680A - How to Stop Sewing Machine Drive - Google Patents

How to Stop Sewing Machine Drive

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Publication number
KR900700680A
KR900700680A KR1019890701796A KR890701796A KR900700680A KR 900700680 A KR900700680 A KR 900700680A KR 1019890701796 A KR1019890701796 A KR 1019890701796A KR 890701796 A KR890701796 A KR 890701796A KR 900700680 A KR900700680 A KR 900700680A
Authority
KR
South Korea
Prior art keywords
sewing machine
braking
rotation speed
current
value
Prior art date
Application number
KR1019890701796A
Other languages
Korean (ko)
Other versions
KR950012456B1 (en
Inventor
얀 케멜 패트리쎄
Original Assignee
원본미기재
파프 하우샬트마쉬넨 게엠베하
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.)
Filing date
Publication date
Application filed by 원본미기재, 파프 하우샬트마쉬넨 게엠베하 filed Critical 원본미기재
Publication of KR900700680A publication Critical patent/KR900700680A/en
Application granted granted Critical
Publication of KR950012456B1 publication Critical patent/KR950012456B1/en

Links

Classifications

    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B69/00Driving-gear; Control devices
    • D05B69/22Devices for stopping drive when sewing tools have reached a predetermined position
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B69/00Driving-gear; Control devices
    • D05B69/22Devices for stopping drive when sewing tools have reached a predetermined position
    • D05B69/26Devices for stopping drive when sewing tools have reached a predetermined position with automatic means to reduce speed of drive, e.g. in one or more steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

내용 없음No content

Description

재봉틀 구동 장치의 정지 방법How to Stop Sewing Machine Drive

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 구동장치가 달린 재봉틀을 개략적으로 도시한 도면.1 is a view schematically showing a sewing machine with a drive device.

제2도는 모터의 회전수를 제어하고, 모터를 제동하기 위한 회로도.2 is a circuit diagram for controlling the rotational speed of the motor and braking the motor.

제3도는 제동을 제어하기 위한 회로도.3 is a circuit diagram for controlling braking.

Claims (7)

스타터 동작중에 개폐되고, 전자기적으로 여자되는 마찰 브레이크와 연결되어 있는 정류자 모터에 의하여 재봉틀을 제동시키고, 정확히 정지시키는 방법에 있어서, 모터(7)의 운전 속도가 예정된 상한 회전수를 초과하는 겅우에는 제1제동 과정에서 모터(7)가 이러한 상한 회전수로 제동되고, 상한 회전수 이하에서, 재봉틀(1) 주회전축(2)의 다수의 위치가 예정되어 있는 때에는, 재봉틀(1)의 실제 회전수가 재봉틀(1) 주회전축(2)의 다수의 회전각으로부터 얻는 제동 곡선의 회전수값(dww)을 초과하는가의 여부를 검사하고, 이와같이 얻은 회전수값(dww)이 초과되는 경우에는 모터(7)가 마찰 브레이크(27)의 전자 코일(48)의 여자에 의하여 제동되고, 얻은 회전수 값(dww)이 초과되지 아니하는 경우에는 재봉틀(1)이 예정된 하한 회전수를 가진 구동 장치에 의하여 이러한 하한 회전수에서 제동되고, 재봉틀(1)이 정지 위치에 도달하였을 때 모터(7)가 최종적으로 제동되는 것을 특징으로 하는 재봉틀 구동 장치의 정지 방법.In the method of braking and precisely stopping the sewing machine by a commutator motor connected to a friction brake that is opened and closed during starter operation, the driving speed of the motor 7 exceeds a predetermined upper limit rotation speed. In the first braking process, the motor 7 is braked at this upper limit rotation speed, and when a plurality of positions of the main rotating shaft 2 of the sewing machine 1 are scheduled at or below the upper limit rotation speed, the actual sewing machine 1 is It is checked whether the rotation speed exceeds the rotation speed value dww of the braking curve obtained from a plurality of rotation angles of the main rotating shaft 2 of the sewing machine 1, and when the rotation speed value dww thus obtained is exceeded, the motor 7 ) Is braked by the excitation of the electromagnetic coil 48 of the friction brake 27, and when the obtained speed value dww is not exceeded, the sewing machine 1 is driven by a drive device having a predetermined lower limit speed. Such a lower limit, and braking at revolutions, a sewing machine (1) Stop mode of the sewing machine drive, characterized in that this is a motor (7) when reaching the stop position in the final braking. 제1항에 있어서, 마찰 브레이크(27)의 제동 코일(48)이 정전원(제동추진기 28)을 거쳐 여자되고, 재봉틀(1)의 여러가지 회전수 범위에 제동 전류별로 서로 다른 공칭 전류값이 지정되는 것을 특징으로 하는 재봉틀 구동 장치의 정지방법.2. The braking coil 48 of the friction brake 27 is excited via an electrostatic source (braking propeller 28), and a different nominal current value is specified for each braking current in various rotational speed ranges of the sewing machine 1. Stopping method of the sewing machine driving apparatus, characterized in that. 제2항에 있어서, 마찰 브레이크(27)의 제동 코일(48)이 제동 전류가 전환되기 전에 또다른 공칭 전류값으로 더 감자되는 것을 특징으로 하는 재봉틀 구동 장치의 정지 방법.3. Method according to claim 2, characterized in that the braking coil (48) of the friction brake (27) is further demagnetized to another nominal current value before the braking current is switched. 제3항에 있어서, 반대 방향으로 향하는 다수의 전류 임펄스에 의하여 감자시킬 수 있도록 제동 코일(48)을 감소된 전류로 작동시키는 것을 특징으로 하는 재봉틀 구동 장치의 정지 방법.4. A method according to claim 3, characterized in that the braking coil (48) is operated with a reduced current so as to be demagnetized by a plurality of current impulses facing in opposite directions. 제4항에 있어서, 서로 연속되는 전류 임펄스의 임펄스 지속시간이 점점 감소되는 것을 특징으로 하는 재봉틀 구동 장치의 정지 방법.5. A method according to claim 4, wherein the impulse durations of the current impulses that are continuous with each other are gradually reduced. 제1항 내지 제5항중 한 항에 의한 방법을 실시하는 재봉틀에 있어서, 스타터를 거쳐 회전수-표준값을 구하고, 재봉틀의 주회전축과 협동하는 임펄스 발신기를 거켜 회전수-현재값을 구하는 재봉틀에 있어서, 회전수-현재값이 회전수-표준값보다 더 큰 때마다, 임펄스 발신기(14)가 재봉틀(1) 주회전축(2)의 서로 연속하여 있는 다수의 회전각 위치에서 제동 제어를 릴리스하는 것을 특징으로 하는 재봉틀.A sewing machine for carrying out the method according to any one of claims 1 to 5, wherein the sewing machine obtains the rotation speed-standard value through a starter and obtains the rotation speed-current value through an impulse transmitter that cooperates with the main rotating shaft of the sewing machine. , Whenever the revolution-present value is greater than the revolution-standard value, the impulse transmitter 14 releases the braking control at a plurality of rotation angle positions which are continuous with each other of the sewing machine 1 main rotation shaft 2. Sewing machine. 제6항에 있어서, 제동 전류를 여자시키는 정전원(제동추진기 28)에 여러가지 정전류 단계가 제공되어 있는 것을 특징으로 하는 재봉틀.7. The sewing machine according to claim 6, wherein various constant current stages are provided in the electrostatic source (braking propeller 28) for exciting the braking current. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890701796A 1988-01-30 1988-12-22 Stop method of sewing machine KR950012456B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP3802784.4 1988-01-30
DE3802784A DE3802784C1 (en) 1988-01-30 1988-01-30
PCT/EP1988/001197 WO1989007165A1 (en) 1988-01-30 1988-12-22 Process for stopping a sewing machine drive

Publications (2)

Publication Number Publication Date
KR900700680A true KR900700680A (en) 1990-08-16
KR950012456B1 KR950012456B1 (en) 1995-10-18

Family

ID=6346318

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890701796A KR950012456B1 (en) 1988-01-30 1988-12-22 Stop method of sewing machine

Country Status (5)

Country Link
EP (1) EP0397693A1 (en)
JP (1) JPH03503126A (en)
KR (1) KR950012456B1 (en)
DE (1) DE3802784C1 (en)
WO (1) WO1989007165A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2416113C2 (en) * 1974-04-03 1984-09-27 Quick-Rotan Becker & Notz Kg, 6100 Darmstadt Actual value encoder for speed-controlled drives
JPS53103113A (en) * 1977-02-18 1978-09-08 Brother Ind Ltd Device for controlling motor
DE3022760C2 (en) * 1980-06-13 1982-05-27 Horst Mörcke Nähmotoren GmbH & Co KG vorm. Heinrich Tietmeyer, 1000 Berlin Method for braking and defined shutdown of a sewing machine commutator AC motor and device for carrying out the method
JPS5731008A (en) * 1980-07-31 1982-02-19 Matsushita Electric Ind Co Ltd Sewing machine driving device
US4513676A (en) * 1982-08-30 1985-04-30 Microdynamics, Inc. Method and apparatus for automatically decelerating and stopping a sewing machine motor

Also Published As

Publication number Publication date
KR950012456B1 (en) 1995-10-18
EP0397693A1 (en) 1990-11-22
JPH03503126A (en) 1991-07-18
WO1989007165A1 (en) 1989-08-10
DE3802784C1 (en) 1989-08-17

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