KR970027988A - Continuously variable transmission - Google Patents

Continuously variable transmission Download PDF

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Publication number
KR970027988A
KR970027988A KR1019950041038A KR19950041038A KR970027988A KR 970027988 A KR970027988 A KR 970027988A KR 1019950041038 A KR1019950041038 A KR 1019950041038A KR 19950041038 A KR19950041038 A KR 19950041038A KR 970027988 A KR970027988 A KR 970027988A
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KR
South Korea
Prior art keywords
input shaft
gear
reverse
continuously variable
variable transmission
Prior art date
Application number
KR1019950041038A
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Korean (ko)
Inventor
이충섭
Original Assignee
전성원
현대자동차 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 전성원, 현대자동차 주식회사 filed Critical 전성원
Priority to KR1019950041038A priority Critical patent/KR970027988A/en
Publication of KR970027988A publication Critical patent/KR970027988A/en

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Abstract

본 발명은 자동차용 무단변속기에 관한 것으로서, 복수개로 분할된 케이스에 입력축과 무단변속장치의 입력축이 별도의 축상으로 회전가능하게 설치되고 상기 입력축의 하부에는 무단변속장치의 출력축이 회전가능케 설치되며, 상기 입력축에 록업 클러치를 갖는 토크 컨버터와, 상기 입력축에 정역전 전환을 위한 전후진 절환 장치와, 상기 입·출력축에 각각 고정 및 가동 시이브로 이루어진 제1·2풀리가 설치되고 상기 제1·2풀리에 연결된 벨트로 이루어지는 무단변속장치와, 상기 제2축의 단부에 차동기어장치를 일체로 맞물리게 연결한 출력 부재로 이루어진 무단변속기에 있어서, 상기 전후진 절환장치는, 입력축의 단부에 전후진 클러치용 허브가 설치되고 그 양단에 전후진 기어가 입력축상에 자유롭게 회전가능하도록 설치되고 무단변속장치의 입력축에 후진·전진 출력기어가 설치되어 있으며 후진을 위해서 후진기어와 후진 출력기어 사이에 아이들러 기어가 설치되어 있으며 후진시에는 아이들러를 경유하여 동력이 전달된다.The present invention relates to a continuously variable transmission for a vehicle, wherein an input shaft and an input shaft of a continuously variable transmission are rotatably installed on separate shafts, and an output shaft of the continuously variable transmission is rotatably installed at a lower portion of the input shaft. A torque converter having a lock-up clutch on the input shaft, a forward and backward switching device for switching forward and reverse on the input shaft, and a first and second pulleys each of which is fixed and movable on the input and output shafts, In a continuously variable transmission comprising a belt connected to a pulley and an output member in which a differential gear device is integrally connected to an end of the second shaft, the forward and backward switching device is a clutch for forward and backward clutches at an end of the input shaft. Hub is installed, and the front and rear gears are freely rotatable on the input shaft at both ends and continuously variable transmission Is the reverse, the forward output gear installed on the input shaft and the idler gear for reverse is provided between the reverse gear and a reverse output gear, and the power is transmitted via the idler at the time of backing up.

Description

자동차용 무단변속기Continuously variable transmission

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

제1도는 선행기술에 따른 자동차용 무단변속기를 나타낸 개략도.1 is a schematic view showing a continuously variable transmission for a vehicle according to the prior art.

제2도는 본 발명에 따른 자동차용 무단변속기를 구체화한 단면도.2 is a cross-sectional view of an embodiment of a continuously variable transmission for an automobile according to the present invention.

Claims (2)

복수개로 분할된 케이스에 입력축과 무단변속장치의 입력축이 별도의 축상으로 회전가능하게 설치되고 상기 입력축의 하부에는 무단변속장치의 출력축이 회전가능케 설치되며, 상기 입력축에 록업 클러치를 갖는 토크 컨버터를 통해 엔진과 연결되고, 상기 입력축에 별도의 오일 펌프 구동기어가 설치되어 있어서 오일 펌프를 구동하는 오일 펌프 구동장치와, 상기 입력축에 정역전 전환을 위한 전후진 절환 장치와, 상기 입·출력축에 각각 고정 및 가동 시이브로 이루어진 제1 · 2풀리가 설치되고 상기 제1 · 2풀리에 연결된 벨트로 이루어지는 무단변속장치와, 상기 제2축의 단부에 감속기어장치와 차동기어장치로 이루어진 무단변속기에 있어서, 상기 전후진 절환장치는, 입력축의 단부에 일체로된 전진 클러치 및 후진 클러치의 허브와 상기 입력축상에 자유롭게 회전하는 후진·전진기어와, 상기 전후진기어와 맞물려 회전하면서 무단변속장치 입력축에 설치된 후진 · 전진 출력기어로 구성되어 설치되고, 후진을 위해 후진기어와 후진 출력기어 사이에 리버스 아이들러 기어를 설치하여 후진이 가능하도록 한 전후진 절환장치로써 후진시에는 후진 클러치의 작동으로 후진기어로부터 아이들러 기어를 경유하여 후진 출력기어를 통하여 후단변속장치에 방향이 바뀌어 동력이 전달되며, 전진시에는 전진 클러치의 작동으로 전진기어와 전진 출력기어를 경유하여 무단변속장치에 동력을 전달하는 것을 특징으로 하는 자동차용 무단변속기.The input shaft and the input shaft of the continuously variable transmission are installed on a separate shaft in a plurality of cases, and the output shaft of the continuously variable transmission is rotatably installed at the lower portion of the input shaft, and through the torque converter having a lock-up clutch on the input shaft. An oil pump driving gear connected to the engine and provided with a separate oil pump driving gear on the input shaft to drive an oil pump, a forward and backward switching device for switching forward and reverse on the input shaft, and fixed to the input and output shafts, respectively. And a continuously variable transmission comprising a belt connected to the first and second pulleys, the first and second pulleys comprising movable sheaves, and a reduction gear device and a differential gear device at an end of the second shaft. The forward and backward switching device includes a hub of the forward clutch and the reverse clutch integral with the end of the input shaft and the input shaft. And a reverse idler gear which is freely rotated on the reverse gear, and a reverse gear and forward output gear installed on the continuously variable input shaft while engaging with the forward and backward gears. It is a forward and backward switching device that enables reverse operation by installing the reverse clutch when the reverse operation is performed, and the power is transmitted by changing the direction to the rear gear through the reverse output gear via the idler gear from the reverse gear. Stepless transmission for a vehicle, characterized in that to transmit power to the continuously variable transmission via the forward gear and the forward output gear by the operation of. 제2항에 있어서, 상기 무단변속장치는, 제1·2풀리의 가동 시이브에 오일펌프로부터 유압이 공급되는 실린더가 각각 마련되며 상기 제2풀리의 실린더에는 직접적으로 오일펌프의 유압이 공급되고 상기 제1풀리의 실린더에는 드로틀과 연동하는 유압제어밸브를 통하여 오일펌프의 유압이 공급됨에 따라 제1풀리의 가동 시이브가 축방향으로 이동됨을 특징으로 하는 자동차용 무단변속기.According to claim 2, The continuously variable speed transmission device, the hydraulic cylinder from the oil pump is supplied to the movable sieve of the first and second pulleys, respectively, and the hydraulic pressure of the oil pump is directly supplied to the cylinder of the second pulley And a movable sieve of the first pulley is moved in the axial direction as the oil pressure of the oil pump is supplied to the cylinder of the first pulley through a hydraulic control valve interlocked with the throttle. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950041038A 1995-11-13 1995-11-13 Continuously variable transmission KR970027988A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950041038A KR970027988A (en) 1995-11-13 1995-11-13 Continuously variable transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950041038A KR970027988A (en) 1995-11-13 1995-11-13 Continuously variable transmission

Publications (1)

Publication Number Publication Date
KR970027988A true KR970027988A (en) 1997-06-24

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Application Number Title Priority Date Filing Date
KR1019950041038A KR970027988A (en) 1995-11-13 1995-11-13 Continuously variable transmission

Country Status (1)

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KR (1) KR970027988A (en)

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