KR0131250Y1 - Attachment structure for decreasing vibration of cross member and body - Google Patents

Attachment structure for decreasing vibration of cross member and body Download PDF

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Publication number
KR0131250Y1
KR0131250Y1 KR2019960023280U KR19960023280U KR0131250Y1 KR 0131250 Y1 KR0131250 Y1 KR 0131250Y1 KR 2019960023280 U KR2019960023280 U KR 2019960023280U KR 19960023280 U KR19960023280 U KR 19960023280U KR 0131250 Y1 KR0131250 Y1 KR 0131250Y1
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KR
South Korea
Prior art keywords
cross member
vehicle body
vibration
bush
coupling
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Application number
KR2019960023280U
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Korean (ko)
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KR980007935U (en
Inventor
김휘우
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대우자동차주식회사
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Priority to KR2019960023280U priority Critical patent/KR0131250Y1/en
Publication of KR980007935U publication Critical patent/KR980007935U/en
Application granted granted Critical
Publication of KR0131250Y1 publication Critical patent/KR0131250Y1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D27/00—Connections between superstructure or understructure sub-units
    • B62D27/02—Connections between superstructure or understructure sub-units rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
    • B62D21/03—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members transverse members providing body support
    • 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

Abstract

본 고안은 자동차의 크로스멤버(CROSS MEMBER)와 차체의 결합구조에 관한 것으로서, 특히 진동 저감용 댐핑 부쉬(dampping bush)를 사용하여, 엔진이 탑제된 크로스멤버를 통하여 차체로 전달되는 진동을 최소화하기 위한 것이다.The present invention relates to a coupling structure of a cross member of a vehicle and a vehicle body, and in particular, by using a damping bush for vibration reduction, to minimize the vibration transmitted to the vehicle body through the cross member mounted with the engine. It is for.

Description

크로스 멤버와 차체의 진동저감 결합구조Vibration reduction coupling structure of cross member and body

일반적으로 크로스멤버와 차체의 결합구조는, 금속과 금속이 직접 접촉하여 결합되는 결합구조로서, 상기 크로스 멤버에 탑재된 엔진의 진동이 감소하지 않고 차체로 전달었다.In general, the coupling structure of the cross member and the vehicle body is a coupling structure in which metal and metal are in direct contact and are coupled to each other, and the vibration of the engine mounted on the cross member is transmitted to the vehicle body without reduction.

이러한 종래의 크로스멤버와 차체 결합구조의 구성은 도 1 에 도시한 바와같이 엔진(8)이 탑재된 크로스멤버(1)와 차체(2)를 결합시키는 체결용볼트(4)및 너트(3)와, 상기 볼트(4)가 삽입되는 크로스멤버 결합구멍(6)및 바디 결합구멍(7)과, 상기 크로스멤버 결합구멍(6)의 상,하면에 놓는 와셔(5)로 구성되었다.The structure of the conventional cross member and the vehicle body coupling structure includes a fastening bolt 4 and a nut 3 for coupling the vehicle member 2 with the cross member 1 on which the engine 8 is mounted, as shown in FIG. 1. And a cross member engaging hole 6 and body engaging hole 7 into which the bolt 4 is inserted, and washers 5 placed on the upper and lower surfaces of the cross member engaging hole 6.

이와 같이 구성된 크로스멤버와 차체의 결합구성은 도 2 에 도시한 바와같이 크로스멤버 결합구멍(6)의 상하면에 와셔(5)를 깔아 놓고, 상기 크로스멤버 결합구멍(6)과 차체 결합구멍(7)의 중심이 일치하게 크로스멤버(1)에 차체(2)를 얹어놓고, 볼트(4)를 상기 크로스멤버 결합구멍(6)과 차체 결합구멍(7)에 삽입하여 너트(3)과 체결하므로서, 상기 크로스멤버(1)와 차체(2)를 결합시킨다.As shown in Fig. 2, the cross member and the vehicle body coupling structure configured as described above is provided with a washer 5 on the upper and lower surfaces of the cross member coupling hole 6, and the cross member coupling hole 6 and the vehicle body coupling hole 7 are arranged. ), The vehicle body 2 is placed on the cross member 1 so that the center of the body is aligned, and the bolt 4 is inserted into the cross member coupling hole 6 and the vehicle body coupling hole 7 and fastened to the nut 3. The cross member 1 and the vehicle body 2 are combined.

그러나 이와 같은 크로스멤버와 차체의 결합구조는, 금속과 금속이 직접 접촉하여 결합되는 결합구조로서, 상기 크로스 멤버에 탑재된 엔진의 진동이 감소하지 않고 차체로 전달되는 문제점이 있었다.However, the coupling structure of the cross member and the vehicle body is a coupling structure in which the metal and the metal are in direct contact and are coupled, and there is a problem that the vibration of the engine mounted on the cross member is transmitted to the vehicle body without reduction.

크로스멤버에 탑재된 엔진의 진동이, 상기 크로스멤버를 통하여 차체로 전달되는 진동량을 저감하는 것이다.The vibration of the engine mounted on the cross member reduces the amount of vibration transmitted to the vehicle body through the cross member.

도 1 은 종래의 크로스 멤버와 차체의 결합구조 부품 사시도.1 is a perspective view of a coupling structure part of a conventional cross member and the vehicle body.

도 2 는 종래의 크로스 멤버와 차체의 결합부 단면 상세도.2 is a cross-sectional detail view of a coupling portion of a conventional cross member and a vehicle body;

도 3 은 본 고안인 크로스 멤버와 차체의 진동저감 결합구조 부품도로서,(가)는 크로스 멤버와 차체의 진동저감 결합구조 부품 사시도.(나)는 제 1 진동 저감용 댐핑부시 단면도.(다)는 제 2 진동 저감용 댐핑부시 단면도.3 is a vibration reduction coupling structural part diagram of the cross member and the vehicle body of the present invention, (a) is a perspective view of the vibration reduction coupling structural component of the cross member and the vehicle body. (B) Cross-sectional view of the damping bush for the first vibration reduction. ) Is a cross-sectional view of the damping bush for the second vibration reduction.

도 4 는 본 고안인 크로스 멤버와 차체의 진동저감 결합구조부 단면 상세도.Figure 4 is a cross-sectional detail view of the vibration reduction coupling structure of the present invention cross member and the vehicle body.

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

101: 크로스 멤버 102: 차체101: cross member 102: body

103: 너트 104: 볼트103: nut 104: bolt

105: 와셔 108: 제 1 진동저감용 댐핑부시105: washer 108: damping bush for the first vibration reduction

109: 제 2 진동저감용 댐핑부시109: damping bush for the second vibration reduction

본 고안인 크로스멤버와 차체의 진동저감 결합구조의 구성은 도 3 의 (가)에 도시한 바와 같이 엔진에 탑재된 크로스멤버(101)와 차체(102)를 결합시키는 체결용 볼트(104)및 너트(103)와, 상기 볼트(104)가 삽입되는 바디 결합구멍(106)및 크로스멤버 결합구멍(107)과, 상기 크로스멤버(101)의 진동전달을 저감하는 제 1 진동저감용 댐핑부시(108)및 제 2 진동저감용 댐핑부시(109)와, 상기 제 1 진동저감용 댐핑부시(108)및 상기 제 2 진동저감용 댐핑부시(109)의 변형량을 제한하는 슬리브(110)와,상기 슬리브(110)의와 상하면에 놓는 와셔(105)로 구성되었다.The structure of the vibration reduction coupling structure between the present invention and the cross member is fastening bolt 104 for coupling the cross member 101 and the vehicle body 102 mounted on the engine as shown in FIG. A first vibration damping bush for reducing vibration transmission of the nut 103, the body engaging hole 106 and the cross member engaging hole 107 into which the bolt 104 is inserted, and the cross member 101 ( 108 and the sleeve 110 for limiting the amount of deformation of the damping bush 109 for reducing vibration, the damping bush 108 for damping the first vibration damping 108 and the damping damping 109, and the It consists of a washer 105 placed on top and bottom of the sleeve 110.

상기 제 1 진동저감용 댐핑부시(108)은 도 3 의 (나)에 도시한 바와같이 상단의 외경(d1)과 하단의 외경(d2)의 크기가 다른 형태이며, 상기 제 2 진동저감용 댐핑부시(109)는 도 3 의 (다)에 도시한 바와같이 하단면에 홈(h)이 형성된 형태이다.As shown in (b) of FIG. 3, the first vibration damping bush 108 has a shape different in size between an outer diameter d 1 of an upper end and an outer diameter d 2 of a lower end, and the second vibration reduction The damping bush 109 has a shape in which a groove h is formed in the lower surface as shown in FIG.

이와 같이 구성된 본 고안인 크로스멤버와 차체의 진동저감 결합구조는 도 4 에 도시한 바와같이 너트(103), 차체(102), 와셔(105), 제 1 진동 저감용 댐핑부시(108), 크로스 멤버(101), 제 2 진동저감용 댐핑부시(109), 와셔(105)의 순으로 결합부의 구성을 배치하고, 상기와 같이 배치된 부품들의 구멍에 슬리브(110)을 삽입하고, 상기 슬리브(110)의 내경으로 볼트(104)를 삽입하여 상기 너트(103)와 체결하므로서, 상기 크로스 멤버(101)와 차체(102)를 결합하게 된다.The vibration reduction coupling structure of the cross member and the vehicle body of the present invention configured as described above has a nut 103, a vehicle body 102, a washer 105, a first vibration damping bush 108, and a cross. The member 101, the second vibration damping bush 109, the washer 105 in order to arrange the configuration, inserting the sleeve 110 in the holes of the parts arranged as described above, the sleeve ( By inserting the bolt 104 into the inner diameter of 110 and fastening with the nut 103, the cross member 101 and the vehicle body 102 is coupled.

이와 같은 크로스멤버와 차체의 진동저감 결합구조는 제 1 진동 저감용 댐핑부시(108)와, 제 2 진동저감용 댐핑부시(109)를 크로스 멤버와 차체의 결합부위에 사용하여,상기 크로스멤버에 탑재된 엔진에서 발생되는 진동이, 상기 크로스멤버를 통하여 차체로 전달되는 진동량을 저감하고, 이로 인하여 차체의 떨림과 소음을 저감하는 효과가 있다.The vibration reduction coupling structure of the cross member and the vehicle body uses a first vibration reduction damping bush 108 and a second vibration reduction damping bush 109 at the coupling portion of the cross member and the vehicle body, Vibration generated from the onboard engine reduces the amount of vibration transmitted to the vehicle body through the cross member, thereby reducing the vibration and noise of the vehicle body.

크로스 멤버와 차체의 연결부위에 진동 저감용 댐핑 부쉬를사용하여,상기 크로스멤버에 탑재된 엔진에서 발생되는 진동이, 상기 크로스멤버를 통하여 차체로 전달되는 진동량을 저감 시킬수 있도록 하는데 목적이 있다.A damping bush for vibration reduction is used at the connection portion between the cross member and the vehicle body, and the vibration generated by the engine mounted on the cross member can reduce the amount of vibration transmitted to the vehicle body through the cross member.

Claims (1)

차체와 결합되는 크로스멤버의 결합부의 윗면에 장착되는 상단과 하단의 외경이 다른형태의 댐핑부시와, 상기 크로스멤버의 결합부위 아랫면에 장착되는 일단에 홈이 형성된 댐핑부시와, 상기 크로스멤버의 결합부위 윗면에 장착한 부시의 내경과 아랫면에 장착한 부시의 내경에 삽입하는 슬리브를 구비하는 것을 특징으로 하는 크로스멤버와 차체의 진동저감결합구조.Damping bushes of different types of upper and lower outer diameters mounted on the upper surface of the engaging portion of the cross member coupled to the vehicle body, and a damping bush having a groove formed at one end mounted on the lower surface of the engaging portion of the cross member; And a sleeve inserted into the inner diameter of the bush mounted on the upper part of the part and the inner diameter of the bush mounted on the lower part of the bush.
KR2019960023280U 1996-07-31 1996-07-31 Attachment structure for decreasing vibration of cross member and body KR0131250Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019960023280U KR0131250Y1 (en) 1996-07-31 1996-07-31 Attachment structure for decreasing vibration of cross member and body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019960023280U KR0131250Y1 (en) 1996-07-31 1996-07-31 Attachment structure for decreasing vibration of cross member and body

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KR980007935U KR980007935U (en) 1998-04-30
KR0131250Y1 true KR0131250Y1 (en) 1999-06-01

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