KR970011281A - Valve timing variable of engine - Google Patents

Valve timing variable of engine Download PDF

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Publication number
KR970011281A
KR970011281A KR1019950025291A KR19950025291A KR970011281A KR 970011281 A KR970011281 A KR 970011281A KR 1019950025291 A KR1019950025291 A KR 1019950025291A KR 19950025291 A KR19950025291 A KR 19950025291A KR 970011281 A KR970011281 A KR 970011281A
Authority
KR
South Korea
Prior art keywords
camshaft
timing variable
variable device
engine
valve
Prior art date
Application number
KR1019950025291A
Other languages
Korean (ko)
Inventor
김현권
김도중
Original Assignee
김도중
한승준
기아자동차 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.)
Filing date
Publication date
Application filed by 김도중, 한승준, 기아자동차 주식회사 filed Critical 김도중
Priority to KR1019950025291A priority Critical patent/KR970011281A/en
Publication of KR970011281A publication Critical patent/KR970011281A/en

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  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)

Abstract

본 발명은 기관의 연소실에 장착되는 밸브들을 개폐하는 밸브구동장치에 관한 것으로서, 기관의 성능이 향상되도록 하기 위해, 밸브(31)가 개폐 가능하게 장착되는 오일통로가 형성되는 캠축(10)과, 상기 캠축의 일단부 외주면에 회전 가능하도록 끼워져 상기 오일통로와 연통되는 유로가 중심부에 형성되고 중심 동심원상으로 소정의 수납공간이 형성되는 캠축풀리(11)와, 상기 캠축풀리의 수납공간 내부에서 연동 가능하게 장치되어 상기 캠축의 위상각이 가변되도록 하는 타이밍가변장치(20)와, 상기 캠축의 밸브(31)에 조작 가능하게 연결되어 상기 타이밍가변장치의 동력전달과정을 제어하는 솔레노이드(30)와, 기관의 회전속도를 일정 비례값으로 연산처리하여 제어신호를 상기 솔레노이드에 출력하는 전자제어유니트(40)로 구성하여, 기관의 회전속도가 센서에 감지되어 전자제어유니트(40)에 입력되면, 전자제어유니트(40)에서 입력되는 기관의 회전속도를 일정 비례값으로 연산처리하여 일정 회전속도 이상에서 제어신호를 솔레노이드(30)에 인가하고, 솔레노이드(30)에 제어신호가 인가되면 캠축(10)의 유로에 장착되는 밸브(31)를 개구시켜 유로를 통해 일정 유압이 타이밍가변장치(20)에 작용되도록 하며, 타이밍가변장치(20)가 유압에 의해 일정각도 회전되어 캠축풀리(11)와 캠축(10) 사이에 위상각이 변하도록 하는 기관의 밸브 타이밍 가변장치이다.The present invention relates to a valve drive device for opening and closing the valves mounted in the combustion chamber of the engine, in order to improve the performance of the engine, the cam shaft 10 is formed with an oil passage in which the valve 31 is opened and closed, A camshaft pulley 11 interlocked with one end portion of the camshaft so as to be rotatable, the flow passage communicating with the oil passage is formed at the center thereof, and a predetermined storage space is formed in the center concentric circle. A timing variable device 20 capable of being mounted so that the phase angle of the cam shaft is variable, and a solenoid 30 operatively connected to the valve 31 of the cam shaft to control a power transmission process of the timing variable device; And an electronic control unit 40 which calculates and processes the rotational speed of the engine at a constant proportional value and outputs a control signal to the solenoid. Is detected by the sensor and input to the electronic control unit 40, the rotational speed of the engine input from the electronic control unit 40 is processed to a predetermined proportional value to apply a control signal to the solenoid 30 above the predetermined rotational speed. When the control signal is applied to the solenoid 30, the valve 31 mounted on the flow path of the camshaft 10 is opened so that a predetermined hydraulic pressure is applied to the timing variable device 20 through the flow path, and the timing variable device 20 is applied. ) Is a valve timing variable device of an engine which rotates a certain angle by hydraulic pressure so that the phase angle is changed between the camshaft pulley 11 and the camshaft 10.

Description

기관의 밸브 타이밍 가변장치Valve timing variable of engine

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

제1도는 본 발명 밸브 타이밍 가변장치를 나타내는 구성도.1 is a block diagram showing a valve timing variable device of the present invention.

Claims (2)

밸브가 개폐 가능하게 장착되는 오일통로가 형성되는 캠축과, 상기 캠축의 일단부 외주면에 회전 가능하게 끼워져 상기 오일통로와 연통되는 유로가 중심부에 형성되고 중심 동심원상으로 소정의 수납공간이 형성되는 캠축풀리와, 상기 캠축풀리의 수납공간 내부에서 연동 가능하게 장치되어 상기 캠축의에 위상각이 가변되도록 하는 타이밍가변장치와, 상기 캠축의 밸브에 조작 가능하게 연결되어 상기 타이밍가변장치의 동력전달과정을 제어하는 솔레노이드와, 기관의 회전속도를 일정 비례값으로 연산처리하여 제어신호를 상기 솔레노이드에 출력하는 전자제어유니트로 구성됨을 특징으로 하는 기관의 밸브 타이밍 가변장치.A camshaft is formed on the cam shaft is formed with an oil passage for mounting the valve opening and closing, and a flow path that is rotatably fitted to the outer peripheral surface of one end of the cam shaft in communication with the oil passage is formed in the center and a predetermined storage space is formed in the center concentric circles A pulley, a timing variable device that is interlockable within the storage space of the camshaft pulley to vary the phase angle of the camshaft, and is operably connected to a valve of the camshaft to perform a power transfer process of the timing variable device. And a solenoid for controlling and an electronic control unit for calculating and processing a rotational speed of the engine by a predetermined proportional value and outputting a control signal to the solenoid. 제1항에 있어서, 타이밍가변장치는 캠축의 일단부 외주면에 스토퍼에 의해 시계방향으로만 일정각도 회전가능하도록 끼워지고 외주면에 스플라인이 형성되는 제1클러치베어링과, 상기 제1클러치베어링과 다른 위상각을 갖도록 별도의 스토퍼에 의해 반시계방향으로만 일정각도 회전되도록 캠축의 외주면에 끼워지고 외주면에스플라인이 형성되는 제2클러치베어링과, 상기 제1클러치베어링과 제2클러치베어링의 외주면에 선택적으로 스플라인결합되도록 슬라이딩 가능하게 장착되고 외주면이 캠축풀리와 연동 가능하게 연결되며 측면부가 복원스프링에 탄지되는 스플라인슬라이더로 구성됨을 특징으로 하는 기관의 밸브 타이밍 가변장치.The timing variable device of claim 1, wherein the timing variable device is inserted into the outer circumferential surface of one end of the camshaft so as to be rotated only by a clockwise rotation by a stopper, and has a spline formed on the outer circumferential surface, and a phase different from that of the first clutch bearing. A second clutch bearing fitted to the outer circumferential surface of the camshaft and splined on the outer circumferential surface of the camshaft so as to be rotated at a predetermined angle only by a separate stopper so as to have an angle, and selectively on the outer circumferential surfaces of the first clutch bearing and the second clutch bearing; A valve timing variable device of an engine, characterized in that it is slidably mounted so as to be spline-coupled, and an outer circumferential surface thereof is operatively connected to a camshaft pulley, and a side portion is constituted by a spline slider mounted on a restoring spring. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950025291A 1995-08-17 1995-08-17 Valve timing variable of engine KR970011281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950025291A KR970011281A (en) 1995-08-17 1995-08-17 Valve timing variable of engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950025291A KR970011281A (en) 1995-08-17 1995-08-17 Valve timing variable of engine

Publications (1)

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KR970011281A true KR970011281A (en) 1997-03-27

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KR1019950025291A KR970011281A (en) 1995-08-17 1995-08-17 Valve timing variable of engine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102148096B1 (en) 2019-05-03 2020-08-25 현대중공업 주식회사 An electronic control type variable valve timing apparatus for engine
KR102169214B1 (en) 2019-05-07 2020-10-22 현대중공업 주식회사 Three step variable valve timing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102148096B1 (en) 2019-05-03 2020-08-25 현대중공업 주식회사 An electronic control type variable valve timing apparatus for engine
KR102169214B1 (en) 2019-05-07 2020-10-22 현대중공업 주식회사 Three step variable valve timing apparatus

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