KR20020016979A - Clearnce compensating apparatus of slip joint in universal joint for steering device - Google Patents

Clearnce compensating apparatus of slip joint in universal joint for steering device Download PDF

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Publication number
KR20020016979A
KR20020016979A KR1020000050006A KR20000050006A KR20020016979A KR 20020016979 A KR20020016979 A KR 20020016979A KR 1020000050006 A KR1020000050006 A KR 1020000050006A KR 20000050006 A KR20000050006 A KR 20000050006A KR 20020016979 A KR20020016979 A KR 20020016979A
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KR
South Korea
Prior art keywords
shaft
inner shaft
universal joint
slip joint
steering
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KR1020000050006A
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Korean (ko)
Inventor
정영석
Original Assignee
밍 루
주식회사 만도
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Application filed by 밍 루, 주식회사 만도 filed Critical 밍 루
Priority to KR1020000050006A priority Critical patent/KR20020016979A/en
Publication of KR20020016979A publication Critical patent/KR20020016979A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
    • B62D1/16—Steering columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2300/00—Purposes or special features of road vehicle drive control systems
    • B60Y2300/18—Propelling the vehicle
    • B60Y2300/20—Reducing vibrations in the driveline
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2306/00—Other features of vehicle sub-units
    • B60Y2306/09—Reducing noise
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2410/00—Constructional features of vehicle sub-units
    • B60Y2410/102—Shaft arrangements; Shaft supports, e.g. bearings

Abstract

PURPOSE: A slip joint clearance compensator of a universal joint in a steering device is provided to prevent noise and vibration generated in steering by inserting an elastic member between an inner shaft and an outer shaft. CONSTITUTION: A slip joint clearance compensating device of a universal joint for a steering apparatus comprises an inner shaft(11) having a hollow shape; an outer shaft(12) mounted on a slip joint by having a hollow shape; an elastic member(13) inserted between the inner shaft and the outer shaft; a stopper cap(14) closing an end portion of the outer shaft; a first flange unit(14a) mounted on the stop cap; a stopper block(15) sealing a peripheral face of the inner shaft and the first flange unit; a groove(11a) formed on an outer circumference of the inner shaft; and an inserting hole(11b) inserting an end unit(13b) of the elastic member into the groove. Thereby, the slip joint clearance-compensating device of the universal joint prevents noise and vibration generated in steering by inserting the elastic member between the inner shaft and the outer shaft.

Description

조향장치 유니버설조인트의 슬립조인트 유격보상장치{CLEARNCE COMPENSATING APPARATUS OF SLIP JOINT IN UNIVERSAL JOINT FOR STEERING DEVICE}CLEARNCE COMPENSATING APPARATUS OF SLIP JOINT IN UNIVERSAL JOINT FOR STEERING DEVICE}

본 발명은 조향장치 유니버설조인트의 슬립조인트 유격보상장치에 관한 것으로, 더욱 상세하게는 조향축의 축방향 변위를 보상해주는 슬립조인트의 원주방향유격을 보상하기 위한 조향장치 유니버설조인트의 슬립조인트 유격보상장치에 관한 것이다.The present invention relates to a slip joint clearance compensation device of a steering device universal joint, and more particularly, to a slip joint clearance compensation device of a steering device universal joint for compensating a circumferential play of a slip joint that compensates for axial displacement of a steering shaft. It is about.

일반적으로 차량용 조향장치는 운전자의 조작에 따라 차량의 진행방향을 바꿀수 있도록 마련되며, 조향핸들의 회전력이 스티어링칼럼을 통하여 유니버설조인트에 전달되고, 이 유니버설조인트에 전달된 조향핸들의 회전력은 랙과 피니언을 통하여 바퀴로 전달되어 챠량을 조향할 수 있게 된다.In general, the steering device for a vehicle is provided to change the driving direction of the vehicle according to the driver's operation, and the steering force is transmitted to the universal joint through the steering column, and the steering force transmitted to the universal joint is the rack and pinion. It is transmitted to the wheels through the vehicle to steer.

도 1은 이러한 종래 조향장치 유니버설조인트의 슬립조인트 일부의 분해사시도 이다. 이에 도시된 바와 같이, 두 개의 중공축으로 구성되는데, 외주면에 축방향으로 돌기부(101a)가 형성되며 상기 돌기부(101a)에 코팅층(101b)이 형성되는 내축(101)과, 상기 내축(101)을 수용하는 축방향 홈(102a)이 형성되어 있는 외축(102)으로 구성된다.1 is an exploded perspective view of a part of a slip joint of such a conventional steering apparatus universal joint. As shown in the figure, it is composed of two hollow shafts, and the inner shaft 101 is formed on the outer peripheral surface in the axial direction and the coating layer 101b is formed on the projection 101a, and the inner shaft 101 It consists of an outer shaft 102 in which an axial groove 102a is formed.

여기서 이러한 슬립조인트는 내축(101) 돌기부(101a)의 코팅층(101b) 탄성에 의해 외축(102)의 축방향 홈(2a)과 내축(101)의 돌기부(101a)의 긴장을 유지시킴으로써 유격을 보상해준다.Here, the slip joint compensates for play by maintaining tension between the axial groove 2a of the outer shaft 102 and the protrusion 101a of the inner shaft 101 by the elasticity of the coating layer 101b of the inner shaft 101 protrusion 101a. Do it.

그러나 상기의 조향장치 유니버설조인트의 슬립조인트에 있어서, 조향장치를 사용함에 따라 내축 돌기부의 코팅층이 마모되거나 탈락되어 원주방향유격이 발생하게 되는데, 이 유격으로 인하여 자동차 조향시 소음과 진동이 발생하는 문제점이있었다.However, in the slip joint of the steering device universal joint, the coating layer of the inner shaft protrusion is worn or dropped by using the steering device, so that circumferential play occurs, which causes noise and vibration during steering. There was this.

본 발명은 이와 같은 종래의 문제점을 해결하기 위한 것으로서, 본 발명의 목적은 내축과 외축사이에 탄성부재를 삽입하여 유격을 방지함으로 슬립조인트의 신뢰성을 향상시키고 주행중 소음과 진동을 감소시켜 정숙한 운전환경을 조성하는 조향장치 유니버설조인트의 슬립조인트 유격보상장치를 제공하는 것이다.The present invention is to solve such a conventional problem, the object of the present invention is to insert a resilient member between the inner and outer shafts to prevent the play to improve the reliability of the slip joint and to reduce noise and vibration during driving quiet operation It is to provide a slip joint gap compensation device of a steering joint universal joint to create an environment.

도 1은 종래 조향장치 유니버설조인트의 슬립조인트 분해사시도이다.1 is an exploded perspective view of a slip joint of a conventional steering apparatus universal joint.

도 2는 본 발명에 따른 조향장치 유니버설조인트의 슬립조인트 유격보상장치의 분해사시도이다.Figure 2 is an exploded perspective view of the slip joint gap compensation device of the steering device universal joint according to the present invention.

도 3은 본 발명에 따른 조향장치 유니버설조인트의 슬립조인트 유격보상장치의 조립단면도이다.3 is an assembled cross-sectional view of the slip joint gap compensation device of the steering device universal joint according to the present invention.

* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

11 : 내축 11a : 탄성부재 삽입홈11: inner shaft 11a: elastic member insertion groove

11b : 탄성부재 삽입홀 12 : 외축11b: elastic member insertion hole 12: outer shaft

12a : 탄성부재 삽입홈 12c : 스톱파캡 고정홈12a: elastic member insertion groove 12c: stop wave cap fixing groove

13 : 탄성부재 13a : 레그부13 elastic member 13a leg portion

13b : 끝단부 14 : 스톱파캡13b: end portion 14: stop wave cap

14a : 제1플랜재부 14b : 제2플랜지부14a: first flange portion 14b: second flange portion

14c : 몸체부 15 : 스톱파블록14c: body 15: stop wave block

이와 같은 목적을 달성하기 위한 본 발명의 조향장치 유니버설조인트의 슬립조인트 유격보상장치는, 외축의 내부에 내축이 삽입되어 조향축의 회전력 전달 및 축방향 슬라이딩이 가능하도록 마련된 차량 조향장치 유니버설조인트의 슬립조인트에 있어서, 상기 내축의 외면과 상기 외축의 내면에 형성된 축방향 홈과, 상기 홈에 탄성부재가 삽입되어 구비되는 것을 특징으로 한다.The slip joint clearance compensation device of the steering device universal joint of the present invention for achieving the above object, the slip joint of the vehicle steering device universal joint is provided so that the inner shaft is inserted into the outer shaft to transmit the rotational force of the steering shaft and axial sliding. An axial groove formed on an outer surface of the inner shaft and an inner surface of the outer shaft, and an elastic member is inserted into the groove.

이하에서는 첨부된 도면을 참조하여 본 발명에 따른 바람직한 일실시예를 상세히 설명한다.Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention;

도 2는 본 발명에 따른 조향장치 유니버설조인트의 슬립조인트 유격보상장치의 분해사시도이고, 도 3은 본 발명에 따른 조향장치 유니버설조인트의 슬립조인트 유격보상장치의 조립단면도이다.2 is an exploded perspective view of the slip joint gap compensation device of the steering device universal joint according to the present invention, Figure 3 is an assembled cross-sectional view of the slip joint gap compensation device of the steering device universal joint according to the present invention.

이에 도시된 바와 같이, 슬립조인트는 중공의 내축(11)과 외축(12), 상기 내축(11)과 외축(12)사이에 삽입되는 탄성부재(13), 상기 외축(12)의 끝단면을 밀폐하는 스톱파캡(14), 상기 스톱파캡(14)의 제1플랜지부(14a)와 내축(11)의 외주면을밀봉하는 스톱파블록(15)으로 구성된다.As shown here, the slip joint is a hollow inner shaft 11 and the outer shaft 12, the elastic member 13 is inserted between the inner shaft 11 and the outer shaft 12, the end surface of the outer shaft 12 The stop wave cap 14 is sealed, and the stop wave block 15 seals the first flange portion 14a of the stop wave cap 14 and the outer circumferential surface of the inner shaft 11.

여기서, 상기 내축(11)은 중공으로 형성되며 외주면에 축방향 홈(11a)이 연속적으로 형성되어 있고, 상기 축방향 홈(11a)에 탄성부재의 끝단부(13b)를 삽입하기 위한 삽입홀(11b)이 형성되어 있다.Here, the inner shaft 11 is formed in a hollow and the axial groove (11a) is formed continuously in the outer peripheral surface, the insertion hole for inserting the end portion (13b) of the elastic member in the axial groove (11a) ( 11b) is formed.

또한, 상기 외축(12)은 중공으로 형성되며 내면에 탄성부재(13)를 삽입하기 위한 축방향 홈(12a)이 연속적으로 형성되어 있고, 외주면에는 스톱파캡(14)의 제2플랜지부가 고정되는 스톱파캡 고정홈(12c)이 원주방향으로 형성되어 있다.In addition, the outer shaft 12 is formed in a hollow and the axial groove 12a for inserting the elastic member 13 in the inner surface is formed continuously, the second flange portion of the stop wave cap 14 is fixed to the outer peripheral surface The stop wave cap fixing groove 12c is formed in the circumferential direction.

한편, 상기 탄성부재(13)는 와이어를 직각으로 두 번 절곡시킨 “??”자 형상으로 그 양 끝단부(13b)가 상기 내축의 삽입홀(11b)에 탄성부재의 끝단부(13b)를 삽입할 수 있도록 직각으로 삽입홀(11b)의 깊이만큼 절곡되어 있다. 상기 탄성부재 레그부(13a)는 상기 내축(11)과 상기 외축(12) 각각의 축방향 홈(11a,12a)이 형성하는 공간에 삽입되는데 바람직하게는 상기 탄성부재(13)의 레그부(13a)를 수용하는 축방향 홈(11a,12a)이 짝수개로 등간격을 이루며 형성되어 각 홈에 탄성부재의 레그부가 수용됨이 안정적인 회전력을 얻는데 바람직하다고 할 수 있다.On the other hand, the elastic member 13 is a "??" shape of bending the wire twice at right angles, both ends 13b of the elastic member 13 in the insertion hole (11b) of the inner shaft end 13b of the elastic member It is bent by the depth of the insertion hole 11b at right angles so that it can be inserted. The elastic member leg portion 13a is inserted into a space formed by the axial grooves 11a and 12a of each of the inner shaft 11 and the outer shaft 12. Preferably, the leg portion of the elastic member 13 is formed. Axial grooves (11a, 12a) for accommodating 13a) is formed evenly spaced evenly numbered to accommodate the leg portion of the elastic member in each groove is preferable to obtain a stable rotational force.

다음, 상기 스톱파캡(14)은 상기 외축의 끝단면을 밀봉하기 위해, 상기 내축(11)을 감싸며 외축(12)의 끝단면과 접촉하는 제1플랜지부(14a)와 상기 외축(12)의 외주면에 형성된 스톱파캡 고정홈(12c)에 삽입되는 제2플랜지부(14b), 상기 제1플랜지부(14a)와 상기 제2플랜지부(14b)를 연결하는 몸체부(14c)로 구성된다.Next, the stop wave cap 14 of the first flange portion 14a and the outer shaft 12 surrounding the inner shaft 11 and in contact with the end surface of the outer shaft 12 to seal the end surface of the outer shaft 12. A second flange portion 14b inserted into the stop wave cap fixing groove 12c formed on the outer circumferential surface thereof, and a body portion 14c connecting the first flange portion 14a and the second flange portion 14b to each other.

아울러, 상기 스톱파블록(15)은 상기 스톱파캡(14)의 제1플랜지부(14a)와 상기 내축(11)의 외주면 사이를 밀봉하기 위해 제1플랜지부(14a)와 동일한 형상의 내외면으로 마련된 스톱파블록(15)이 상기 스톱파캡(14)의 제1플랜지부(14a)와 상기 내축(11)의 외주면 사이에 삽입된다.In addition, the stop wave block 15 has an inner and outer surface having the same shape as the first flange portion 14a to seal between the first flange portion 14a of the stop wave cap 14 and the outer circumferential surface of the inner shaft 11. The stop wave block 15 is inserted between the first flange 14a of the stop wave cap 14 and the outer circumferential surface of the inner shaft 11.

이와 같이 구성된 조향장치 유니버설조인트의 슬립조인트 유격보상장치는, 탄성부재에 의하여 마모로 인한 내축과 외축 사이의 유격이 발생하는데 이 유격을 보상해줌으로 긴장을 유지시켜주고, 스톱파캡은 슬립조인트내로 이물질혼입과 오일의 유출을 막고, 스톱파블록은 스톱파캡과 내축사이를 밀봉시킨다.The slip joint clearance compensation device of the steering device universal joint configured in this way generates a clearance between the inner and outer shafts due to wear caused by the elastic member, and compensates for the clearance, and the stop wave cap is kept in the slip joint. Stops mixing and oil outflow, and the stop wave block seals between the stop wave cap and the inner shaft.

이상에서 설명한 바와 같이, 본 발명 조향장치 유니버설조인트내의 슬립조인트 유격보상장치는, 내축과 외축 사이에 탄성부재를 삽입하여 유격을 보상해 주므로 조향시 발생하는 소음과 진동을 방지해 준다. 이로써 슬립조인트의 신뢰성을 향상시키고 주행중 소음과 진동을 감소시켜 정숙한 운전환경을 조성할 수 있다.As described above, the slip joint clearance compensation device in the steering apparatus universal joint of the present invention compensates for clearance by inserting an elastic member between the inner and outer shafts, thereby preventing noise and vibration generated during steering. This improves the reliability of the slip joint and reduces the noise and vibration during driving to create a quiet driving environment.

Claims (4)

외축의 내부에 내축이 삽입되어 조향축의 회전력 전달 및 축방향 슬라이딩이 가능하도록 마련된 조향장치 유니버설조인트의 슬립조인트에 있어서,In the slip joint of the steering device universal joint is provided to the inner shaft is inserted into the outer shaft to transmit the rotational force of the steering shaft and axial sliding, 상기 내축(11)의 외면과 상기 외축(12)의 내면에 형성된 축방향 홈(11a,12a)과, 상기 홈(11a,12a)에 탄성부재(13)가 삽입되어 구비되는 조향장치 유니버설조인트의 슬립조인트 유격보상장치.The axial grooves 11a and 12a formed on the outer surface of the inner shaft 11 and the inner surface of the outer shaft 12 and the elastic device 13 are inserted into the grooves 11a and 12a. Slip joint gap compensation device. 제 1항에 있어서,The method of claim 1, 상기 탄성부재(13)는 와이어의 중간부(13c)을 중심으로 양측이 절곡형성 되며 서로 이격을 가지고 그 끝단부(13b)가 서로 향하도록 절곡되고, 상기 내축(11)의 원형의 홀(11b)에 상기 끝단부(13b)가 삽입되는 것을 특징으로 하는 조향장치 유니버설조인트의 슬립조인트 유격보상장치.The elastic member 13 is bent so that both sides are bent around the middle portion 13c of the wire and are spaced apart from each other, and the end portions 13b are bent toward each other, and the circular hole 11b of the inner shaft 11 is formed. Slip joint gap compensation device of the steering device universal joint, characterized in that the end portion (13b) is inserted into the). 제 1항에 있어서,The method of claim 1, 상기 외축(12)의 외면에 원주방향으로 형성된 고정홈(12c), 상기 고정홈에 상기 외축(12)의 끝단부를 폐쇄하는 스톱파캡(14)이 구비되는 것을 특징을 하는 조향장치 유니버설조인트의 슬립조인트 유격보상장치.Slip of the steering device universal joint, characterized in that the outer surface of the outer shaft 12 is provided with a fixed groove 12c formed in the circumferential direction, the stop wave cap 14 for closing the end of the outer shaft 12 in the fixed groove. Joint play compensator. 제 3항에 있어서,The method of claim 3, wherein 상기 스톱파캡(14)과 이 스톱파캡(14)에 대응하는 상기 내축(11)의 외면 사이가 밀봉되도록 스톱파블록(15)을 삽입하는 것을 특징으로 하는 조향장치 유니버설조인트의 슬립조인트 유격보상장치.Slip joint gap compensation device of the steering device universal joint, characterized in that the stop wave block 15 is inserted so as to seal between the stop wave cap 14 and the outer surface of the inner shaft 11 corresponding to the stop wave cap 14. .
KR1020000050006A 2000-08-28 2000-08-28 Clearnce compensating apparatus of slip joint in universal joint for steering device KR20020016979A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100421098B1 (en) * 2000-09-05 2004-03-04 주식회사 만도 Sleep device of universal joint
KR101033452B1 (en) * 2005-07-06 2011-05-09 주식회사 만도 Steering System having Slip Joint

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0849726A (en) * 1994-02-28 1996-02-20 Unisia Jecs Corp Shaft coupling structure
JPH11303881A (en) * 1998-04-17 1999-11-02 Toyota Motor Corp Coupling structure for rotary shaft
JP2000039027A (en) * 1998-07-23 2000-02-08 Toyota Motor Corp Coupling structure of rotary shaft
KR20010047798A (en) * 1999-11-23 2001-06-15 밍 루 Interval compensation ASS'Y of universal joint for steering axis of car
KR20020012851A (en) * 2000-08-09 2002-02-20 밍 루 Sleep device of universal joint

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0849726A (en) * 1994-02-28 1996-02-20 Unisia Jecs Corp Shaft coupling structure
JPH11303881A (en) * 1998-04-17 1999-11-02 Toyota Motor Corp Coupling structure for rotary shaft
JP2000039027A (en) * 1998-07-23 2000-02-08 Toyota Motor Corp Coupling structure of rotary shaft
KR20010047798A (en) * 1999-11-23 2001-06-15 밍 루 Interval compensation ASS'Y of universal joint for steering axis of car
KR20020012851A (en) * 2000-08-09 2002-02-20 밍 루 Sleep device of universal joint

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100421098B1 (en) * 2000-09-05 2004-03-04 주식회사 만도 Sleep device of universal joint
KR101033452B1 (en) * 2005-07-06 2011-05-09 주식회사 만도 Steering System having Slip Joint

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