KR950013760A - Steering wheel suspension - Google Patents

Steering wheel suspension Download PDF

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Publication number
KR950013760A
KR950013760A KR1019930025178A KR930025178A KR950013760A KR 950013760 A KR950013760 A KR 950013760A KR 1019930025178 A KR1019930025178 A KR 1019930025178A KR 930025178 A KR930025178 A KR 930025178A KR 950013760 A KR950013760 A KR 950013760A
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KR
South Korea
Prior art keywords
arm
vehicle
control means
vehicle body
control
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Application number
KR1019930025178A
Other languages
Korean (ko)
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KR100313790B1 (en
Inventor
이언구
Original Assignee
전성원
현대자동차 주식회사
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Priority to KR1019930025178A priority Critical patent/KR100313790B1/en
Publication of KR950013760A publication Critical patent/KR950013760A/en
Application granted granted Critical
Publication of KR100313790B1 publication Critical patent/KR100313790B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/006—Attaching arms to sprung or unsprung part of vehicle, characterised by comprising attachment means controlled by an external actuator, e.g. a fluid or electrical motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D17/00—Means on vehicles for adjusting camber, castor, or toe-in
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/40—Indexing codes relating to the wheels in the suspensions
    • B60G2200/462—Toe-in/out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/40—Indexing codes relating to the wheels in the suspensions
    • B60G2200/464—Caster angle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/40—Type of actuator
    • B60G2202/41—Fluid actuator
    • B60G2202/413—Hydraulic actuator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/14—Mounting of suspension arms
    • B60G2204/143—Mounting of suspension arms on the vehicle body or chassis
    • B60G2204/1432—Mounting of suspension arms on the vehicle body or chassis by vertical bolts or studs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/419—Gears
    • B60G2204/4193—Gears worm gears
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/80—Manufacturing procedures
    • B60G2206/82—Joining
    • B60G2206/8207—Joining by screwing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/20—Speed
    • B60G2400/204—Vehicle speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/40—Steering conditions
    • B60G2400/41—Steering angle

Abstract

자동차의 주행조건에 따라 전자 제어에 의한 유압에 의해 능동적으로 캠버, 캐스터, 토우, 트레드, 롤 센터 높이 등의 휠 지오메트리 변화가 가장 이상적으로 이루어지도록 한 자동차의 조향륜 현가장치를 제공할 목적으로 ; 휠을 회전 가능하게 지지하여 주는 휠 지지체와 , 상기 휠 지지체의 상하측으로 차체와 연결하여 주는 어퍼 및 로워 컨트를 아암과 ; 상기 어퍼 및 로워 컨트를 아암의 차체측단 연결부에 배치되어 유압으로 어퍼 및 로워 컨트를 아암을 횔측으로 밀거나 당기면서 캘버를 제어하는 캘버 제어수단과 , 상기 로워 컨트톨 아암의 차체측단에 배치되어 이의 아암을 전후측으로 이동시켜 캐스터 각을 제어할 수 있는 캐스터 제어수단과 ; 상기 로워 컨트톨 아암의 차체측단 일측으로 배치되어 상기 휠 지지체의 토우상태를 제어할 수 있는 토우 제어수단과 , 차속센서, 조향각 센서, 횡력센서로 부터 입력되는 신호에 의하여 상기 제어수단을 제어하는 전자 제어유닛을 포함하여 이루어지는 자동차의 조향륜 현가장치를 제공한다.It is an object of the present invention to provide a steering wheel suspension of an automobile in which wheel geometry changes such as camber, caster, toe, tread, and roll center height are most ideally made by hydraulic pressure by electronic control according to the driving conditions of the vehicle; An arm and a wheel support for rotatably supporting the wheel, and upper and lower controls for connecting the vehicle body to the upper and lower sides of the wheel support; Caliber control means for controlling the caliber while the upper and lower controls are disposed at the vehicle body side connection portion of the arm and hydraulically pushing or pulling the upper and lower controls to the left side of the arm; Caster control means for controlling the caster angle by moving the arm forward and backward; A tow control means arranged at one side of the vehicle body side end of the lower control arm to control the toe state of the wheel support, and an electronic device controlling the control means by a signal input from a vehicle speed sensor, a steering angle sensor, and a lateral force sensor; It provides a steering wheel suspension of a vehicle comprising a control unit.

Description

자동차의 조향륜 현가장치Steering wheel suspension

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

제1도는 본 발명에 의한 현가장치의 사시도.1 is a perspective view of a suspension device according to the present invention.

제2도는 본 발명에 현가장치에 적용되는 캠버 제어수단의 구성도.2 is a block diagram of a camber control means applied to the suspension according to the present invention.

제3도는 본 발명 현가장치에 적용되는 캐스터 제어수단의 구성도.3 is a block diagram of a caster control means applied to the suspension of the present invention.

제4도는 캐스터 각 변위를 나타내는 측면도.4 is a side view showing the caster angular displacement.

Claims (6)

휠을 회전 가능하게 지지하여 주는 휠 지지체와 ; 상기 휠 지지체의 상하측으로 차체와 연결하여 주는 어퍼 및 로워 컨트롤 아암과 ; 상기 어퍼 및 로워 컨트를 아암의 차체측단 연결부에 배치되어 유압으로 어퍼 및 로워 컨트를 아암을 횔측으로 밀거나 당기면서 캠버를 제어하는 캠버 제수단과 , 상기 로워 컨트롤 아암의 차체측단에 배치되어 이의 아암을 전후측으로 이동시켜 캐스터 각을 제어할 수 있 는 캐스터 제어수단과 ; 상기 로워 컨트를 아암의 차체측단 일측으로 배치되어 상기 휠 지지체의 토우 상태를 제어 할 수 있는 토우 제어수단과 ; 차속센서, 조향각 센서, 횡력센서로 부터 입력되는 신호에 의하여 상기 제어수단들을 제어하는 전자 제어유닛을 포함하여 이루어지는 자동차의 조향륜 현가장치.A wheel support for rotatably supporting the wheel; Upper and lower control arms connecting upper and lower sides of the wheel support to the vehicle body; Camber control means for controlling the camber while the upper and lower controls are disposed at the vehicle body side connection portion of the arm, and the upper and lower controls are hydraulically pushed or pulled to the left side of the arm, and the arm control arm is disposed at the vehicle body side end of the lower control arm. A caster control means capable of controlling the caster angle by moving the back and forth; Tow control means arranged at one side of the vehicle body side end of the arm to control the toe state of the wheel support; A steering wheel suspension device for a vehicle, comprising an electronic control unit for controlling the control means by a signal input from a vehicle speed sensor, a steering angle sensor, and a lateral force sensor. 제1항에 있어서, 어퍼 및 로워 컨트를 아암의 차체측 연결부에 배치되는 캠버 제어수단은 차폭방향으로 소정의 간격을 두고 이격되는 고정봉과, 상기 고정봉의 전후단으로 고착되는 힌지 플레이트를 포함하여 이루어져 상기 힌지 플레이트의 하측과 상측부분이 차체에 힌지 고정되고, 휠측 고정봉에 어퍼 및 로워 컨트를 아앙의 차체측단 연결부가 회전 가능하게 연결되는 힌지부와 ; 상기 힌지부재의 차체측 고정봉에 피스톤 로드의 선단이 연결되어 이의 피스톤 로드의 신축 동작에 의하여 상기 힌지부재를 회동시키는 액튜에이터와 ; 오일펌프로부터 상기 액튜에이터와 ; 오일펌프로부터 상기 액튜에이터로 공급되는 유압의 방향을 제어하는 방향전환밸브를 포함하여 이루어지는 자동차의 조향륜 현가장치.2. The camber control means for arranging the upper and lower controls at the vehicle body side connection portion of the arm comprises a fixed rod spaced apart by a predetermined distance in the vehicle width direction, and a hinge plate fixed to the front and rear ends of the fixed rod. A hinge part of which a lower side and an upper part of the hinge plate are hinged to the vehicle body, and the upper and lower controls of the wheel side fixing rod are rotatably connected to the vehicle side end connection part of the AHN; An actuator to which the tip of the piston rod is connected to the vehicle body side fixing rod of the hinge member to rotate the hinge member by the expansion and contraction of the piston rod; An actuator from an oil pump; A steering wheel suspension device for a vehicle, comprising a direction change valve for controlling a direction of hydraulic pressure supplied from an oil pump to the actuator. 제1항에 있어서, 캐스터의 제어수단은 로워 컨트를 아암의 차체측단 연결부를 힌지 플레이트와 연결하여 주는 고정봉의 양단으로 형성되는 숫나사부와 나사결합되어 이리 고정봉을 회전시키면 고정봉이 나사 이동되도록 하는 볼 스크류와 , 축선단에 장착된 워엄이 상기 고정봉의 일측선단으로 장착되는 워엄기어와 치합되도록 일측 힌지 플레이트의 외측면에 배치되어 상기 전자 제어유닛의 제어에 의하여 로워 컨트를 아암을 전후 방향으로 이동시키는 정, 역회전 모터를 포함하여 이루어지는 자동차의 조향륜 현가장치 .The method of claim 1, wherein the control means of the caster is screwed with a male thread formed at both ends of the fixing rod for connecting the lower control to the hinge portion of the vehicle body side of the arm to rotate the fixing rod so that the fixing rod is screwed. A ball screw and a worm mounted at the shaft end are disposed on the outer surface of the hinge plate so as to engage with the worm gear mounted at the one end of the fixed rod, and the lower control moves the arm forward and backward by the control of the electronic control unit. Steering wheel suspension of automobile including forward and reverse rotation motor. 제3항에 있어서, 로워 컨트톨 아암의 차체측 연결부와 고정봉은 고정봉의 회전이 가능하면서도 축 방향 이동은 불가능하도록 결합한것을 특징으로 하는 자동차의 조향륜 현가장치.4. The steering wheel suspension of a vehicle according to claim 3, wherein the body side connection portion and the fixed rod of the lower control arm are coupled so that the fixed rod can be rotated but not axially movable. 제3항에 있어서, 워엄기어는 그의 폭이 제한된 고정봉의 전, 후 이동거리보다 다소 크게 형성함을 특징으로 하는 자동차의 조향륜 현가장치.4. The steering wheel suspension of a vehicle according to claim 3, wherein the worm gear is formed to be somewhat larger than the front and rear travel distances of the fixed rod whose width is limited. 제1항에 있어서, 토우 제어 수단은 일측단이 휠 측단이 휠 지지체의 전측으로 돌설되는 돌출부의 선단에 볼 죠인트 연결되어 차폭방향으로 배치되는 연결링크와 ; 수평부와 수직부를 갖고 대략 "ㄴ"자로 형성되어 그의 중간 힌지부가 차체에 힌지 고정되며, 수직부의 선단이 상기 연결링크의 차체측단 연결부와 탄성부시를 개재시켜 연결되는 회동간과 ; 피스톤 로드의 상단이 상기 회동간의 수평부 선단에 피봇 연결되어 유압에 의한 신축동작으로 상기 회동간을 회동시키는 액튜에이터와 ; 상기 전자 제어유닛의 제어에 의하여 유압펌프로 부터 액튜에이터로 공급되는 유압의 경로를 제어하는 방향 전환밸브를 포함하여 이루어지는 자동차의 조향륜 현가장치.The tow control means of claim 1, wherein the tow control means comprises: a connection link disposed at the vehicle width direction with a ball joint connected to a tip of a protrusion in which one end of the wheel protrudes toward the front side of the wheel support; A rotation part having a horizontal portion and a vertical portion and formed of approximately “b”, the intermediate hinge portion of which is hinged to the vehicle body, and the front end portion of the vertical portion being connected to the vehicle side end portion of the connection link via an elastic bushing; An actuator pivoting the upper end of the piston rod to the horizontal end of the rotating part to rotate the rotating part by the stretching operation by hydraulic pressure; A steering wheel suspension device for a vehicle, comprising a direction switching valve for controlling a path of hydraulic pressure supplied from a hydraulic pump to an actuator by the control of the electronic control unit. ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is to be disclosed based on the initial application.
KR1019930025178A 1993-11-25 1993-11-25 Steering wheel suspension system of vehicle KR100313790B1 (en)

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Application Number Priority Date Filing Date Title
KR1019930025178A KR100313790B1 (en) 1993-11-25 1993-11-25 Steering wheel suspension system of vehicle

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KR950013760A true KR950013760A (en) 1995-06-15
KR100313790B1 KR100313790B1 (en) 2002-02-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100394631B1 (en) * 2000-12-30 2003-08-14 현대자동차주식회사 A wheel alignment for vehicles
KR20040049343A (en) * 2002-12-03 2004-06-12 현대자동차주식회사 Automatic geometry controlling rear suspension

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990051658A (en) * 1997-12-19 1999-07-05 정몽규 Camber control device for automobile rear wheel
KR100462307B1 (en) * 2002-04-11 2004-12-17 기아자동차주식회사 Suspension system for a vehicle
KR20040003827A (en) * 2002-07-04 2004-01-13 현대자동차주식회사 Steering control suspension of a car
KR100501116B1 (en) * 2002-09-25 2005-07-18 기아자동차주식회사 Apparatus for controlling roll angle for car
KR100911398B1 (en) * 2008-04-08 2009-08-11 현대자동차주식회사 Suspension system of coupled torsion beam axle type

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371191A (en) * 1977-08-22 1983-02-01 Springhill Laboratories, Inc. Adjusting automobile suspension system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100394631B1 (en) * 2000-12-30 2003-08-14 현대자동차주식회사 A wheel alignment for vehicles
KR20040049343A (en) * 2002-12-03 2004-06-12 현대자동차주식회사 Automatic geometry controlling rear suspension

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