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KR100440308B1 - an upper arm mounting part structure of shock absorber case for vehicles - Google Patents

an upper arm mounting part structure of shock absorber case for vehicles Download PDF

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Publication number
KR100440308B1
KR100440308B1 KR10-2001-0078813A KR20010078813A KR100440308B1 KR 100440308 B1 KR100440308 B1 KR 100440308B1 KR 20010078813 A KR20010078813 A KR 20010078813A KR 100440308 B1 KR100440308 B1 KR 100440308B1
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KR
South Korea
Prior art keywords
shock absorber
pipe
upper arm
absorber case
arm mounting
Prior art date
Application number
KR10-2001-0078813A
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Korean (ko)
Other versions
KR20030048783A (en
Inventor
임세혁
Original Assignee
현대자동차주식회사
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Priority to KR10-2001-0078813A priority Critical patent/KR100440308B1/en
Publication of KR20030048783A publication Critical patent/KR20030048783A/en
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Publication of KR100440308B1 publication Critical patent/KR100440308B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/001—Suspension arms, e.g. constructional features
    • 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
    • B60G2206/012—Hollow or tubular elements
    • 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
    • B60G2206/8201—Joining by welding
    • 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
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/44—Vibration noise suppression
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

본 발명은 자동차 쇽업소버 케이스의 어퍼암 장착부 구조에 관한 것으로, 어퍼암 장착용 보울트가 체결되는 파이프(60)가 쇽업소버 케이스(10)의 내측판(11)과 외측판(13)에 동시 지지됨과 더불어 이들과 홈(61,62)&가이드(11a,13a) 결합되고, 상기 파이프(60)에 플랜지(63)가 형성되어 쇽업소버 케이스(10)의 측면판(12) 외측면에 용접되는 구조로 이루어진다.The present invention relates to the structure of the upper arm mounting portion of an automobile shock absorber case, wherein a pipe (60) to which an upper arm mounting bolt is fastened is simultaneously supported by an inner plate (11) and an outer plate (13) of the shock absorber case (10). In addition, the grooves 61 and 62 & guides 11a and 13a are coupled to each other, and a flange 63 is formed in the pipe 60 to be welded to the outer side surface of the side plate 12 of the shock absorber case 10. Made of structure.

따라서, 종래의 파이프(60) 장착용 브라켓의 적용이 폐지됨으로써 중량이 감소하고, 용접공수가 줄며, 파이프(60)로 전해지는 하중의 분산이 쇽업소버 케이스(10) 전체로 분산됨으로써 내구강성이 향상되는 효과가 있다.Therefore, the weight of the conventional pipe 60 mounting bracket is abolished, the weight of the welding is reduced, the distribution of the load transmitted to the pipe 60 is dispersed throughout the shock absorber case 10, and the oral resistance is improved. It is effective.

Description

자동차 쇽업소버 케이스의 어퍼암 장착부 구조{an upper arm mounting part structure of shock absorber case for vehicles}Upper arm mounting part structure of shock absorber case for vehicles}

본 발명은 자동차 쇽업소버 케이스의 어퍼암 장착부 구조에 관한 것으로, 특히 내구강성이 향상되고, 어퍼암 장착용 보울트가 체결되는 파이프의 장착작업이 용이해지도록 된 자동차 쇽업소버 케이스의 어퍼암 장착부 구조에 관한 것이다.The present invention relates to a structure of an upper arm mounting portion of an automobile shock absorber case, and more particularly, to an upper arm mounting portion structure of an automotive shock absorber case which improves oral resistance and facilitates mounting of a pipe to which an upper arm mounting bolt is fastened. It is about.

일반적으로 자동차 현가장치의 쇽업소버는 어퍼암의 두 아암 사이에 위치되고 상단이 차체에 장착되며, 상기 어퍼암의 두 아암은 상기 차체의 쇽업소버 상단 장착부의 측부에 장착되는 어퍼암 샤프트의 하단에 연결되는 즉, 쇽업소버와 어퍼암은 별개로 장착되는 구조로 되어 있었다.In general, the shock absorber of the vehicle suspension is located between two arms of the upper arm and the upper end is mounted on the vehicle body, and the two arms of the upper arm are mounted on the lower end of the upper arm shaft mounted on the side of the shock absorber upper mounting part of the vehicle body. In other words, the shock absorber and the upper arm were separately mounted.

그러나, 근래에는 현가장치의 모듈화와 장착상태의 견고함을 위하여 도 1에 도시된 바와 같이, 쇽업소버(코일스프링 포함)를 쇽업소버 케이스(10)에 내장하고, 이 쇽업소버 케이스(10)의 상측 양단에 어퍼암(20)의 두 아암을 보울트(30)로 체결하는 구조의 적용이 늘고 있다.(상기 어퍼암(20)의 차외측 단부는 휠&타이어가 장착되는 너클(40)의 상단에 장착된다.)However, in recent years, the shock absorber (including the coil spring) is incorporated in the shock absorber case 10, as shown in FIG. 1, for the modularity of the suspension and the firmness of the mounting state. Application of a structure for fastening the two arms of the upper arm 20 to the bolt 30 at both ends is increasing. (The outer end of the upper arm 20 is the upper end of the knuckle 40 to which the wheel & tire is mounted. Is mounted on.)

한편, 상기 어퍼암(20)의 두 아암이 장착되는 쇽업소버 케이스(10)의 상측 단부의 내부구조는 도 2와 도 3(도 2는 도 3의 좌측벽면을 이루는 외측판(13)이 제거된 상태의 도면이다.)에 도시된 바와 같이, 내측판(11)의 상하부면에 브라켓(50)의 상단과 하단이 용접되고, 이 브라켓(50)의 중앙 굴곡부에 파이프(60)가 용접되며, 이 파이프(60)의 단부는 케이스(10)의 측면판(12)에 용접된 구조로 되어 있으며, 상기 측면판(12)에는 상기 파이프(60)의 내경과 일치하는 보울트공(12a)이 형성되어 있다.On the other hand, the inner structure of the upper end of the shock absorber case 10 to which the two arms of the upper arm 20 are mounted is removed from the outer plate 13 constituting the left wall of Figure 2 and Figure 3 (Fig. The upper and lower ends of the bracket 50 are welded to the upper and lower surfaces of the inner plate 11, and the pipe 60 is welded to the central bent portion of the bracket 50. The end of the pipe 60 has a structure welded to the side plate 12 of the case 10, and the side plate 12 has a bolt hole 12a corresponding to the inner diameter of the pipe 60. Formed.

따라서, 상기 어퍼암(20)의 아암단부를 관통한 보울트(30)가 상기 파이프(60)에 체결됨으로써 쇽업소버 케이스(10)에 어퍼암(20)이 장착된다.Therefore, the upper arm 20 is attached to the shock absorber case 10 by fastening the bolt 30 passing through the arm end of the upper arm 20 to the pipe 60.

그런데 상기와 같은 종래 구조에서 파이프(60)를 장착하기 위해서는 쇽업소버 케이스(10)의 공간내에서 브라켓(50)의 상단과 하단을 용접하고, 이 브라켓(50)의 중간에 파이프(60)를 용접하며, 이 파이프(60)의 단부를 측면판(12)에 용접해야 하는 등 작업이 불편하고, 용접공수가 많을 뿐 아니라, 수회의 용접에 의해 상기 브라켓(50)이 열변형되는 경우가 많아 보울트(30) 조립후 소음이 발생하는 문제점이 있었다.However, in order to mount the pipe 60 in the conventional structure as described above, the upper and lower ends of the bracket 50 are welded in the space of the shock absorber case 10, and the pipe 60 is placed in the middle of the bracket 50. Welding is difficult, such as the end of the pipe 60 to be welded to the side plate 12, not only has a large number of welding labor, but also often causes the deformation of the bracket 50 by several welding. (30) There was a problem that noise occurs after assembly.

또한, 어퍼암(20)으로부터 전달되는 하중이 파이프(60)에 집중될 때 상기 브라켓(50)에 변형 또는 파단이 발생하는 내구성 문제가 있었으며, 이를 방지하기 위해서 브라켓(50)의 두께를 두텁게 할 경우 중량이 증가하게 되는 문제점이 있었다.In addition, when the load transmitted from the upper arm 20 is concentrated on the pipe 60, there is a durability problem that the deformation or breakage occurs in the bracket 50, in order to prevent the thickness of the bracket 50 to be thickened If there was a problem that the weight increases.

이에 본 발명은 상기와 같은 문제점을 해결하기 위하여 안출된 것으로, 브라켓의 적용을 폐지하고 파이프가 쇽업소버 케이스의 내측판과 외측판에 동시 지지되는 구조로 이루어져 파이프 장착작업이 용이해지고, 용접공수가 줄며, 이에 의한 열변형 문제도 해소될 뿐만 아니라, 내구성이 향상되고, 중량 증가의 우려도 없는자동차 쇽업소버 케이스의 어퍼암 장착부 구조를 제공함에 그 목적이 있다.Accordingly, the present invention has been made to solve the above problems, abolish the application of the bracket and consists of a structure in which the pipe is simultaneously supported on the inner plate and the outer plate of the shock absorber case to facilitate the pipe mounting work, reducing the number of welding labor It is an object of the present invention to provide an upper arm mounting portion structure of an automobile shock absorber case that not only solves the heat deformation problem, but also improves durability and increases weight.

도 1은 쇽업소버 케이스와 어퍼암의 연결상태를 도시한 도면,1 is a view showing a connection state of the shock absorber case and the upper arm,

도 2는 상기 쇽업소버 케이스의 어퍼암 장착부 내구구조(외측판 절개상태)를 도시한 도면,Figure 2 is a view showing the upper arm mounting portion durable structure (outer plate cut state) of the shock absorber case,

도 3은 상기 쇽업소버 케이스의 어퍼암 장착부의 단면도,3 is a cross-sectional view of the upper arm mounting portion of the shock absorber case;

도 4는 도 3의 대응도로서, 본 발명에 따른 쇽업소버 케이스의 어퍼암 장착부의 단면도,Figure 4 is a corresponding view of Figure 3, a cross-sectional view of the upper arm mounting portion of the shock absorber case according to the present invention,

도 5는 도 4의 A-A선 단면도이다.5 is a cross-sectional view taken along the line A-A of FIG.

*도면의 주요부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *

10 : 쇽업소버 케이스, 11 : 내측판,10: shock absorber case, 11: inner plate,

12 : 측면판, 13 : 외측판,12: side plate, 13: outer plate,

11a, 13a : 가이드, 12a : 보울트공,11a, 13a: guide, 12a: bolt ball,

12b : 파이프공, 20 : 어퍼암,12b: pipe ball, 20: upper arm,

30 : 보울트, 40 : 너클,30: bolt, 40: knuckle,

60 : 파이프, 61,62 : 홈,60: pipe, 61,62: groove,

63 : 플랜지, W : 용접부.63: flange, W: welded portion.

상기와 같은 목적을 달성하기 위한 본 발명은, 쇽업소버 케이스의 측면판에 형성된 파이프공으로 파이프가 삽입되어 내측판과 외측판에 동시 지지되고, 상기 파이프의 단부에는 플랜지가 형성되어 이 플랜지가 상기 측면판의 외측면에 용접되는 구조로 이루어진다.The present invention for achieving the above object, the pipe is inserted into the pipe hole formed in the side plate of the shock absorber case is supported simultaneously on the inner plate and the outer plate, the end of the pipe is formed with a flange is the side It consists of a structure welded to the outer side of the plate.

따라서, 파이프로 집중되는 하중이 상기 내측판과 외측판으로 분산됨으로써 내구강성이 향상되고, 파이프 장착용 브라켓이 사용되지 않게 됨으로써 용접공수가 줄어들게 된다.Therefore, the oral resistance is improved by distributing the load concentrated on the pipe to the inner plate and the outer plate, and the welding maneuver is reduced by not using the pipe mounting bracket.

이하, 본 발명을 첨부된 예시도면을 참조하여 상세히 설명한다.Hereinafter, with reference to the accompanying drawings, the present invention will be described in detail.

도 4는 본 발명에 따른 쇽업소버 케이스의 어퍼암 장착부의 단면도이고, 도 5는 도 4의 A-A선 단면도이다.Figure 4 is a cross-sectional view of the upper arm mounting portion of the shock absorber case according to the present invention, Figure 5 is a cross-sectional view taken along the line A-A of FIG.

본 발명에 따르면 쇽업소버 케이스(10)의 내측판(11)과 외측판(13)의 하부--내측판(11)과 외측판(13)의 폭이 좁아지는 경사면 부분--에 각각 가이드(11a,13a)가 형성되고, 측면판(12)의 하부에 파이프공(12b)이 형성된다.According to the present invention, the guides are provided on the lower side of the inner side plate 11 and the outer side plate 13 of the shock absorber case 10, the inclined surface portions of which the width of the inner side plate 11 and the outer side plate 13 are narrowed. 11a and 13a are formed, and the pipe hole 12b is formed in the lower part of the side plate 12. FIG.

또한, 파이프(60)는 외주면 중 하부 양측에 상기 가이드(11a,13a)의 단면 형상과 동일한 단면 형상의 홈(61,62)이 형성된다.In addition, the pipe 60 has grooves 61 and 62 having the same cross-sectional shape as that of the guides 11a and 13a on both lower sides of the outer circumferential surface thereof.

따라서, 상기 파이프(60)를 장착할때는 상기 측면판(12)의 파이프공(12b)으로 파이프(60)를 삽입하고, 파이프(60)의 플랜지(63)를 측면판(12)의 외측면에 용접(W는 용접부).Therefore, when the pipe 60 is mounted, the pipe 60 is inserted into the pipe hole 12b of the side plate 12, and the flange 63 of the pipe 60 is attached to the outer side of the side plate 12. Welding (W is the weld).

이때, 상기 가이드(11a,13a)들이 파이프(60)의 홈(61,62)에 삽입되므로 파이프(60)를 삽입할 때 진행이 안정적이고, 완전히 삽입하고 난 후에도 회전되지 않고 위치를 안정적으로 유지할 수 있게 된다.At this time, since the guides 11a and 13a are inserted into the grooves 61 and 62 of the pipe 60, the progression is stable when the pipe 60 is inserted, and the position is maintained without being rotated even after the insertion is completed. It becomes possible.

이후, 상기 파이프(60)의 내경에 어퍼암(20)의 아암단부를 관통한 보울트(30)가 체결됨으로써 쇽업소버 케이스(10)의 상부 측단에 어퍼암(20)이 장착된다.Then, the upper arm 20 is mounted on the upper side end of the shock absorber case 10 by fastening the bolt 30 passing through the arm end of the upper arm 20 to the inner diameter of the pipe 60.

상기와 같은 구조에서는, 파이프(60)가 쇽업소버 케이스(10)의 내측판(11)과 외측판(13)에 동시 지지되고 또한 측부의 플랜지(63)도 쇽업소버 케이스(10)의 측면판(12)에 용접되어 있으므로, 어퍼암(20)으로부터 전달되는 하중이 쇽업소버 케이스(10)의 전부분으로 고르게 분산되어 파이프(60)를 지지하는 부분에 내구강성 부족으로 인한 변형이 발생하지 않게 된다.In the above structure, the pipe 60 is simultaneously supported by the inner side plate 11 and the outer side plate 13 of the shock absorber case 10, and the side flange 63 of the side absorber case 10 is also side plate. Since it is welded to (12), the load transmitted from the upper arm 20 is evenly distributed to all parts of the shock absorber case 10 so that deformation due to lack of oral resistance does not occur in the part supporting the pipe 60. do.

또한, 본 발명에서는 종래의 브라켓(50)이 사용되지 않으므로 중량이 감소하고, 상기 내측판(11)에 브라켓(50)을 용접하기 위한 용접작업과, 브라켓(50)에 상기 파이프(60)를 용접하기 위한 용접작업을 할 필요가 없게 되므로 작업공수가 줄고, 이러한 용접작업을 쇽업소버 케이스(10)의 내부에서 실시하는 대신 플랜지(63)를 측면판(12)의 외측면에 용접하는 작업을 쇽업소버 케이스(10)의 외측에서 실시하게 됨으로써 파이프(60) 장착작업이 매우 수월해지게 된다.In addition, in the present invention, since the conventional bracket 50 is not used, the weight is reduced, and a welding operation for welding the bracket 50 to the inner plate 11 and the pipe 60 to the bracket 50. Since there is no need to perform welding work for welding, the work man-hours are reduced, and instead of performing such welding work inside the shock absorber case 10, welding the flange 63 to the outer surface of the side plate 12 is performed. By carrying out the shock absorber case 10, the installation work of the pipe 60 becomes very easy.

또한, 용접공수가 줄어듦으로써 용접에 의한 파이프(60) 지지부의 열변형이 발생하지 않게 됨으로써 파이프(60)의 정렬상태가 양호하여 보울트(30) 조립후에도 작동중 소음이 발생하지 않게 된다.In addition, by reducing the welding maneuver does not cause thermal deformation of the support portion of the pipe 60 by welding, the alignment state of the pipe 60 is good, so that no noise occurs during operation even after the bolt 30 is assembled.

이상 설명한 바와 같이 본 발명에 따르면, 어퍼암 장착용 보울트가 체결되는 파이프의 장착이 용이하고, 내구 강성이 향상되며, 중량이 감소될 뿐만 아니라 열변형에 의한 파이프의 정렬상태 왜곡현상이 해소되어 조립후 소음이 발생하지 않게 되는 효과가 있다.As described above, according to the present invention, it is easy to mount the pipe to which the upper arm mounting bolt is fastened, the durability is improved, the weight is reduced, and the distortion of the alignment state of the pipe due to thermal deformation is eliminated and assembled. There is an effect that noise does not occur after.

Claims (2)

쇽업소버 케이스(10)의 측면판(12)에 형성된 파이프공(12b)으로 파이프(60)가 삽입되어 상기 쇽업소버 케이스(10)의 내측판(11)과 외측판(13)에 동시 지지되고, 상기 파이프(60)의 단부에는 플랜지(63)가 형성되어 이 플랜지(63)가 상기 측면판(12)의 외측면에 용접되는 구조로 이루어지는 자동차 쇽업소버 케이스의 어퍼암 장착부 구조.The pipe 60 is inserted into the pipe hole 12b formed in the side plate 12 of the shock absorber case 10 and simultaneously supported by the inner plate 11 and the outer plate 13 of the shock absorber case 10. And an upper arm mounting portion structure of an automobile shock absorber case having a flange (63) formed at an end of the pipe (60) so that the flange (63) is welded to an outer surface of the side plate (12). 제 1항에 있어서, 상기 파이프(60)의 외주면 하부 양측에 홈(61,62)이 형성되고, 상기 쇽업소버 케이스(10)의 내측판(11)과 외측판(13)의 하부 경사면에 상기 홈(61,62)에 삽입되는 가이드(11a,13a)가 형성되는 것을 특징으로 하는 자동차 쇽업소버 케이스의 어퍼암 장착부 구조.According to claim 1, wherein the grooves (61, 62) are formed on both sides of the lower outer peripheral surface of the pipe 60, the lower inclined surface of the inner plate 11 and the outer plate 13 of the shock absorber case (10) The upper arm mounting portion structure of the shock absorber case, characterized in that the guide (11a, 13a) is inserted into the groove (61, 62).
KR10-2001-0078813A 2001-12-13 2001-12-13 an upper arm mounting part structure of shock absorber case for vehicles KR100440308B1 (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02185813A (en) * 1989-12-16 1990-07-20 Yutaka Giken Co Ltd Link
JPH03508A (en) * 1989-05-29 1991-01-07 Mazda Motor Corp Suspension device for vehicle
KR19990020946U (en) * 1997-11-28 1999-06-25 양재신 Combination structure of upper arm bar and upper control arm

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03508A (en) * 1989-05-29 1991-01-07 Mazda Motor Corp Suspension device for vehicle
JPH02185813A (en) * 1989-12-16 1990-07-20 Yutaka Giken Co Ltd Link
KR19990020946U (en) * 1997-11-28 1999-06-25 양재신 Combination structure of upper arm bar and upper control arm

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