KR960033628A - Processing liquid supply device and method for electric wire cut electric discharge machine - Google Patents

Processing liquid supply device and method for electric wire cut electric discharge machine Download PDF

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Publication number
KR960033628A
KR960033628A KR1019950005634A KR19950005634A KR960033628A KR 960033628 A KR960033628 A KR 960033628A KR 1019950005634 A KR1019950005634 A KR 1019950005634A KR 19950005634 A KR19950005634 A KR 19950005634A KR 960033628 A KR960033628 A KR 960033628A
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South Korea
Prior art keywords
tank
processing
liquid
processing liquid
level sensor
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KR1019950005634A
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Korean (ko)
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KR0147108B1 (en
Inventor
강성관
이경화
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이종수
Lg 산전 주식회사
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Priority to KR1019950005634A priority Critical patent/KR0147108B1/en
Publication of KR960033628A publication Critical patent/KR960033628A/en
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Publication of KR0147108B1 publication Critical patent/KR0147108B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/10—Supply or regeneration of working media
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/36—Supply or regeneration of working media

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Abstract

본 발명은 주전원 스위치가 온되는 순간부터 비저항 제어펌프와 공급용 솔레노이드 밸브가 온되어 청액조의 가공액을 이온교환 수지통으로 여과시켜 일정한 비저항치를 유지하도록함과 동시에 청액조의 가공액을 오액조로 보내어 다시 필터펌프와 필터를 통해 이물질을 여과시켜 주므로써 항상 청액조의 가공액을 일정한 비저항치와 이물질이 제거된 청정한 상태로 유지시켜 가공시의 불량발생을 방지하여 방전가공 효율을 증대시킬 수 있고, 가공액을 자동순환시켜 가공액이 넘치는 안전사고를 예방할 수 있으므로 인해 기기의 효율성 및 신뢰성을 대폭 향상시킨 것이다.According to the present invention, the resistivity control pump and the supply solenoid valve are turned on from the moment the main power switch is turned on to filter the processing liquid of the liquid tank through an ion exchange resin container so as to maintain a constant specific resistance value, and at the same time, send the processing liquid of the liquid tank to the fluid tank again to filter. By filtering foreign substances through the pump and filter, the processing liquid of the liquid tank is always kept in a clean state with a certain specific resistance and foreign substances are removed to prevent the occurrence of defects during processing, which can increase the discharge processing efficiency and automatically process the processing liquid. It is possible to prevent safety accidents overflowing with the processing fluid, thereby greatly improving the efficiency and reliability of the device.

이를 위해, 본 발명은 가공탱크(1)에 부착되어 가공액의 분사와 공급중단시점을 감지하기 위한 제1레벨센서(2)와, 상기 가공탱크(1)와 오액조(3)의 사이에 연결된배수관(3)에 설치되어 제1레벨센서(2)에서 감지된 가공액의 수위가 적정치를 넘을 경우 가공탱크(1)의 가공액을 오액조(4)로 자동배수시키기 위한 배수용 솔레노이드벨브(5)와, 상기 오액조(4)에 부착되어 오액조(4)의 수위를 감지하여 필터펌프(6)의 동작시점을 알려주기 위한 제2레벨센서(7)와, 상기 오액조(4)와 청액조(8)의 사이에 설치되어 비저항치가 설정치 미만인 청액조(8)의 가공액을 오액조(4)로 공급시키기 위한 공급용 솔레노이드밸브(9)로 구성된 와이어컷 방전가공기의 가공액 공급장치이다.To this end, the present invention is attached to the processing tank (1) between the first level sensor (2) and the processing tank (1) and the soil solution tank (3) for detecting the injection and supply stop point of the processing liquid Solenoid for drainage, which is installed in the connected drainage pipe (3) and automatically drains the processing liquid from the processing tank (1) to the filthy bath (4) when the level of the processing liquid detected by the first level sensor (2) exceeds an appropriate value. A second level sensor 7 attached to the valve 5 and the filthy water tank 4 to detect the water level of the filthy water tank 4 and to inform an operation time of the filter pump 6, and the filthy water tank ( 4) Processing of wire cut electric discharge machine composed of supplying solenoid valve 9 for supplying processing liquid of clearing tank 8 with a specific resistance of less than set value between the clearing tank 8 and the cleaning liquid tank 4 It is a liquid supply device.

Description

와이어컷 방전가공기의 가공액 공급장치 및 방법Processing liquid supply device and method for electric wire cut electric discharge machine

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

제2도는 본 발명에 따른 가공액 공급장치를 나타낸 구성도2 is a block diagram showing a processing liquid supply apparatus according to the present invention

제3도는 제2도의 작동상태를 나타낸 흐름도3 is a flow chart showing the operating state of FIG.

Claims (3)

가공탱크(1)에 부착되어 가공액의 분사와 공급중단시점을 감지하기 위한 제1레벨센서(2)와, 상기 가공탱크(1)와 오액조(3)의 사이에 연결된 배수배관(3)에 설치되어 제1레벨센서(2)에서 감지된 가공액의 수위가 적정치를 넘을 경우 가공탱크(1)의 가공액을 오액조(4)로 자동배수시키기 위한 배수용 솔레노이드벨브(5)와, 상기 오액조(4)에 부착되어 오액조(4)의 수위를 감지하여 필터펌프(6)의 동작시점을 알려주기 위한 제2레벨센서(7)와, 상기 오액조(4)와 청액조(8)의 사이에 설치되어 비저항치가 설정치 미만인 청액조(8)의 가공액을 오액조(4)로 공급시키기 위한 공급용 솔레노이드밸브(9)로 구성된 것을 특징으로 하는 와이어컷 방전가공기의 가공액 공급장치.A first level sensor (2) attached to the processing tank (1) for detecting the injection and supply stop points of the processing liquid, and a drain pipe (3) connected between the processing tank (1) and the waste liquid tank (3) And the solenoid valve 5 for drainage for automatically draining the processing liquid of the processing tank 1 to the filthy tank 4 when the level of the processing liquid detected by the first level sensor 2 exceeds an appropriate value. And a second level sensor (7) attached to the filth tank (4) for detecting the level of the filth tank (4) and informing the operation time of the filter pump (6), and the filthy tank (4) and the liquid tank The processing liquid of the wire cut electric discharge machine characterized by comprising a supply solenoid valve 9 for supplying the processing liquid of the clear liquid tank 8 provided between (8) and having a specific resistance less than the set value to the waste liquid tank 4. Feeder. 제1항에 있어서, 상기 오액조(4)와 공급용 솔레노이드밸브(9)의 사이에는 오액조(4)의 가공액이 공급용 솔레노이드밸브(9)를 통해 유입되는 것을 방지하기 위한 첵크밸브(10)가 설치된 와이어컷 방전가공기의 가공액 공급장치.The check valve (1) according to claim 1, wherein a check valve for preventing the processing liquid of the filthy tank (4) from flowing through the supply solenoid valve (9) between the filthy tank (4) and the supply solenoid valve (9). 10) The processing liquid supply device of the wire cut electric discharge machine installed. 주전원 스위치를 온시킴에 따라 청액조(8)에 있는 가공액의 현재 비저항치를 감지하는 단계와, 상기 가공액의 현재 비저항치가 사용자가 설정된 값보다 크면 비저항 제어펌프(12)와 공급용 솔레노이드밸브(9)를 오프시키는 단계와, 상기 현재의 비저항치가 설정치보다 작으면 청액조(8)의 가공액을 이온교환수지통(13)으로 공급시켜 청액조(8)의 가공액 비저항치를 높여줌과 동시에 청액조(8)의 가공액을 오액조(4)로 보내기 위하여 공급용 솔레노이드밸브(9)가 온되는 단계와, 상기 오액조(4)에 부착된 제2레벨센서(7)의 하위 수준감지센서(7b)감지에 의해 오액조(4)의 가공액을 여과시켜 청액조(8)로 공급하는 단계와, 상기 과정을 청액조(8)의 비저항치가 설정치 미만이 될때까지 반복하여 시행하는 단계와, 상기 오액조(4)에 가공액이 계속 유입됨에 따라 제2레벨센서(7)의 상위 수준 감지센서(7a)감지에 의해 오액조(4)의 수위를 낮추기 위한 필터펌프(6)만 동작되고 모든 동작을 정지시키는 단계와, 상기 공급펌프(15)가 공급스위치의 온과 동시에 작동되어 청액조(8)의 가공액을 가공탱크(1)로 공급하는 단계와, 상기 가공탱크(1)에 부착된 제1레벨센서(2)의 하위수준 감지센서(2b)감지에 의해 가공탱크(1)에 가공액을 공급하는 단계와, 상기 제1레벨센서(2)의 상위수준 감지센서(2a)감지에 의해 가공탱크(1)에 가공액이 오버플로우 되는 것을 방지하기 위해 공급펌프(15)와 모든 동작을 정지시키는 단계로 된 것을 특징으로 하는 와이어컷 방전가공기의 가공액 공급방법.Detecting the current specific resistance of the processing liquid in the liquid bath 8 by turning on the main power switch; and if the current specific resistance of the processing liquid is larger than the value set by the user, the specific resistance control pump 12 and the supply solenoid valve ( 9) turning off, and if the current specific resistance is smaller than the set value, the processing liquid of the liquid tank 8 is supplied to the ion exchange resin container 13 to increase the processing liquid specific resistance of the liquid tank 8 Supplying the solenoid valve 9 for supplying the processing liquid of the liquid tank 8 to the waste liquid tank 4, and a lower level sensor of the second level sensor 7 attached to the waste liquid tank 4; (7b) filtering and processing the processing liquid of the filthy solution tank 4 to the clear solution tank 8, and repeating the process until the specific resistance of the clear solution tank 8 is less than the set value; , The second level as the processing liquid continues to flow into the filthy tank (4) Only the filter pump 6 for lowering the level of the filthy water tank 4 by detecting the upper level sensor 7a of the sensor 7 is stopped and all the operations are stopped, and the supply pump 15 is supplied with a supply switch. Operating at the same time to supply the processing liquid of the liquid tank 8 to the processing tank 1, and the lower level sensor 2b of the first level sensor 2 attached to the processing tank 1; Supplying the processing liquid to the processing tank 1 by sensing and preventing the processing liquid from overflowing to the processing tank 1 by detecting the upper level sensor 2a of the first level sensor 2. Process for supplying the processing liquid of the wire cut electric discharge machine, characterized in that for stopping the supply pump 15 and all the operation. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950005634A 1995-03-17 1995-03-17 Machining water supply device and method of wire-cut electro-discharge machine KR0147108B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950005634A KR0147108B1 (en) 1995-03-17 1995-03-17 Machining water supply device and method of wire-cut electro-discharge machine

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Application Number Priority Date Filing Date Title
KR1019950005634A KR0147108B1 (en) 1995-03-17 1995-03-17 Machining water supply device and method of wire-cut electro-discharge machine

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KR960033628A true KR960033628A (en) 1996-10-22
KR0147108B1 KR0147108B1 (en) 1998-12-15

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