JPH0920115A - Suspension arm for vehicle - Google Patents
Suspension arm for vehicleInfo
- Publication number
- JPH0920115A JPH0920115A JP16885095A JP16885095A JPH0920115A JP H0920115 A JPH0920115 A JP H0920115A JP 16885095 A JP16885095 A JP 16885095A JP 16885095 A JP16885095 A JP 16885095A JP H0920115 A JPH0920115 A JP H0920115A
- Authority
- JP
- Japan
- Prior art keywords
- plate
- suspension arm
- shaped member
- welded
- members
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- 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
- B60G2206/10—Constructional features of arms
- B60G2206/11—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link
-
- 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
- B60G2206/10—Constructional features of arms
- B60G2206/124—Constructional features of arms the arm having triangular or Y-shape, e.g. wishbone
-
- 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
Landscapes
- Vehicle Body Suspensions (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、第1板状部材及び
第2板状部材を重ね合わせて周縁部で一体に溶接し、そ
の基端側及び先端側にそれぞれ2ヵ所の車体取付部及び
1ヵ所のナックル取付部を設けてなる車両用サスペンシ
ョンアームに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a first plate-shaped member and a second plate-shaped member, which are superposed and integrally welded at a peripheral portion thereof, and two vehicle body mounting portions are provided on a base end side and a tip end side thereof, respectively. The present invention relates to a vehicle suspension arm provided with one knuckle mounting portion.
【0002】[0002]
【従来の技術】プレス成形した上下一対の板状部材を重
ね合わせ、それらの外周を溶接して車両用サスペンショ
ンアームを構成する場合、外周のエッジ部を突き合わせ
て溶接すると、両板状部材を相互に位置決めすることが
可能となるために作業性が向上する。しかしながら、エ
ッジ部を突き合わせて溶接する場合には、溶接強度を高
めるために前記エッジ部にフランジを形成して突き合わ
せる必要があるため、前記フランジの分だけサスペンシ
ョンアームの断面積が減少して強度が低下する問題があ
る。2. Description of the Related Art When a pair of press-formed upper and lower plate-like members are superposed and the outer peripheries thereof are welded to form a suspension arm for a vehicle, when the outer peripheral edges are butted and welded, the two plate-like members are mutually joined. The workability is improved because it can be positioned in the. However, when the edges are butted and welded together, a flange must be formed and abutted at the edges in order to enhance the welding strength. There is a problem that
【0003】一方、外周のエッジ部を相互に嵌合させて
溶接すれば、サスペンションアームの断面積を最大限に
確保して強度を増加させることができるが、このように
すると嵌合深さが定まらないために両板状部材を上下方
向に位置決めすることができず、従って溶接の際に特別
な位置決め治具が必要となる問題がある。On the other hand, if the outer peripheral edge portions are fitted to each other and welded together, the cross-sectional area of the suspension arm can be maximized and the strength can be increased. Since the two plate-shaped members cannot be positioned in the vertical direction because they are not determined, there is a problem that a special positioning jig is required for welding.
【0004】[0004]
【発明が解決しようとする課題】本発明は前述の事情に
鑑みてなされたもので、一対の板状部材を重ね合わせて
周縁部で一体に溶接することによりサスペンションアー
ムを構成する際に、その断面積を充分に確保して強度を
増加させながら、溶接のための位置決めが容易に行える
ようにすることを目的とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and when a suspension arm is constructed by superposing a pair of plate-like members and integrally welding them at the peripheral edge, It is an object of the present invention to facilitate positioning for welding while ensuring sufficient cross-sectional area and increasing strength.
【0005】[0005]
【課題を解決するための手段】前記目的を達成するため
に、請求項1に記載された発明は、第1板状部材及び第
2板状部材を重ね合わせて周縁部で一体に溶接し、その
基端側及び先端側にそれぞれ2ヵ所の車体取付部及び1
ヵ所のナックル取付部を設けてなる車両用サスペンショ
ンアームにおいて、相対向する周縁部のうち、一方の周
縁部において前記両板状部材のエッジ部を上下に突き合
わせて溶接するとともに、他方の周縁部において前記両
板状部材のエッジ部を上下に嵌合させて溶接し、更に前
記両板状部材が相互に当接する当接部を設けて前記他方
の周縁部のエッジ部を上下方向に位置決めしたことを特
徴とする。In order to achieve the above object, the invention described in claim 1 is such that a first plate-shaped member and a second plate-shaped member are superposed and integrally welded at a peripheral edge portion, Two body mounting parts and one on each of the base end side and the tip end side.
In a vehicle suspension arm provided with knuckle attachment parts at one place, of the opposite peripheral edges, at one peripheral edge, the edge portions of the plate members are vertically butted and welded, and at the other peripheral edge portion. The edge portions of the both plate-shaped members are fitted vertically and welded to each other, and further, the contact portions where the plate-shaped members abut each other are provided to position the edge portion of the other peripheral edge portion in the vertical direction. Is characterized by.
【0006】また請求項2に記載された発明は、請求項
1の構成に加えて、前記第1板状部材及び第2板状部材
間に延びる中心面上に前記車体取付部及びナックル取付
部を位置させることにより、第1板状部材又は第2板状
部材を上側にして左側サスペンションアーム又は右側サ
スペンションアームとして使用可能としたことを特徴と
する。According to a second aspect of the invention, in addition to the structure of the first aspect, the vehicle body mounting portion and the knuckle mounting portion are provided on a center plane extending between the first plate member and the second plate member. Is located so that the first plate-shaped member or the second plate-shaped member can be used as a left suspension arm or a right suspension arm with the first plate-shaped member or the second plate-shaped member facing upward.
【0007】[0007]
【作用】請求項1の構成によれば、第1板状部材及び第
2板状部材を重ね合わせて溶接する際に、一方の周縁部
において両板状部材のエッジ部が上下に突き合わされて
位置決めされ、他方の周縁部のエッジ部は両板状部材の
当接部が上下に当接することにより位置決めされる。ま
た、他方の周縁部において両板状部材のエッジ部が上下
に嵌合して溶接されるため、この部分でサスペンション
アームの断面積が増加して強度が向上する。According to the structure of claim 1, when the first plate-shaped member and the second plate-shaped member are overlapped and welded to each other, the edge portions of both plate-shaped members are abutted vertically at one peripheral edge portion. Positioning is performed, and the edge portion of the other peripheral edge portion is positioned by the abutting portions of both plate-shaped members abutting vertically. In addition, since the edge portions of both plate-like members are vertically fitted and welded at the other peripheral edge portion, the cross-sectional area of the suspension arm is increased and the strength is improved at this portion.
【0008】請求項2の構成によれば、第1板状部材又
は第2板状部材を上側にして左側サスペンションアーム
又は右側サスペンションアームとして使用しても、必ず
中心面上に車体取付部及びナックル取付部が位置するた
め、左右のサスペンションの対称性を維持することがで
きる。According to the structure of claim 2, even when the first plate-shaped member or the second plate-shaped member is used as the left side suspension arm or the right side suspension arm with the first plate-shaped member or the second plate-shaped member on the upper side, the vehicle body mounting portion and the knuckle are always on the center plane. Since the mounting portion is located, the symmetry of the left and right suspensions can be maintained.
【0009】[0009]
【発明の実施の形態】以下、本発明の実施の形態を、添
付図面に示した本発明の実施例に基づいて説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described based on embodiments of the present invention shown in the accompanying drawings.
【0010】図1〜図15は本発明の一実施例を示すも
ので、図1は車両の左前輪の正面図、図2は左側サスペ
ンションアームの上面図、図3は左側サスペンションア
ームの下面図、図4は図2の4−4線矢視図、図5は図
4の要部拡大図、図6は図2の6方向矢視図、図7は図
6の要部拡大図、図8は図2の8A−8A線、8B−8
B線及び8C−8C線断面図、図9は図2の9D−9D
線、9E−9E線及び9F−9F線断面図、図10は右
側サスペンションアームの上面図、図11は右側サスペ
ンションアームの下面図、図12は図10の12方向拡
大矢視図、図13は図10の13方向拡大矢視図、図1
4は左右のサスペンションアームの加工手順を説明する
図、図15はスタビライザー取付部の加工手順を説明す
る図である。1 to 15 show an embodiment of the present invention. FIG. 1 is a front view of a left front wheel of a vehicle, FIG. 2 is a top view of a left suspension arm, and FIG. 3 is a bottom view of a left suspension arm. 4, FIG. 4 is a view taken along the line 4-4 of FIG. 2, FIG. 5 is an enlarged view of an essential part of FIG. 4, FIG. 6 is a view of a six-direction arrow of FIG. 2, and FIG. 7 is an enlarged view of an essential part of FIG. 8 is a line 8A-8A and 8B-8 in FIG.
B line and 8C-8C line sectional drawing, FIG. 9 is 9D-9D of FIG.
Line, 9E-9E line and 9F-9F line sectional view, FIG. 10 is a top view of the right suspension arm, FIG. 11 is a bottom view of the right suspension arm, FIG. 12 is a 12 direction enlarged arrow view of FIG. 10, and FIG. 13 is an enlarged arrow view of FIG. 10, FIG.
4 is a diagram for explaining the processing procedure for the left and right suspension arms, and FIG. 15 is a diagram for explaining the processing procedure for the stabilizer mounting portion.
【0011】図1に示すように、車両の左前輪Wfを懸
架するマクファーソン式サスペンションSは、基端側が
前後2ヵ所で図示せぬ車体フレームに上下揺動自在に枢
支されたA型の左側サスペンションアームALと、左側
サスペンションアームALの先端側に枢支されたナック
ル1と、ナックル1の上部を図示せぬ車体フレームに接
続するフロントダンパー2とを備える。フロントダンパ
ー2は、伸縮自在な油圧シリンダよりなるダンパーユニ
ット3と、ダンパーユニット3の外周に巻回されたコイ
ルばね4とを備える。車体右側のサスペンションSは前
記左側サスペンションアームALと実質的に同一構造の
右側サスペンションアームARを備えており、左右のサ
スペンションアームAL,ARはスタビライザー5によ
って相互に接続される。As shown in FIG. 1, a MacPherson type suspension S for suspending a left front wheel Wf of a vehicle is a left side of an A type which is pivotally supported by a body frame (not shown) at its base end at two front and rear positions. A suspension arm AL, a knuckle 1 pivotally supported on the tip side of the left suspension arm AL, and a front damper 2 that connects an upper portion of the knuckle 1 to a body frame (not shown) are provided. The front damper 2 includes a damper unit 3 formed of an expandable and contractible hydraulic cylinder, and a coil spring 4 wound around the damper unit 3. The suspension S on the right side of the vehicle body includes a right side suspension arm AR having substantially the same structure as the left side suspension arm AL, and the left and right suspension arms AL and AR are connected to each other by a stabilizer 5.
【0012】次に、左側サスペンションアームALの構
造を説明する。Next, the structure of the left suspension arm AL will be described.
【0013】図2、図3及び図14に示すように、左側
サスペンションアームALの本体部は、その上面を構成
する第1板状部材A1と、その下面を構成する第2板状
部材A2とを溶接で一体に結合してなる。図14(A)
における符号A1′は第1板状部材A1の素材を示して
おり、第1板状部材A1及び第2板状部材A2の溶接に
先立って、第1板状部材素材A1′の先端側の切除部1
11 がカットライン121 を介して切除されるととも
に、スタビライザー支持面101 に小径のスタビライザ
ー取付孔131 が穿設される。一方、図14(A)にお
ける符号A2′は第2板状部材A2の素材を示してお
り、第1板状部材A1及び第2板状部材A2の溶接に先
立って、第2板状部材素材A2′のスタビライザー支持
面102 に1個の大径のスタビライザー取付用逃げ孔1
42 と、2個の溶接孔152 ,152とが穿設されると
ともに、他の所定の部位に2個の水抜き孔162 ,16
2 と、1個のボールハウジング取付孔172 とが穿設さ
れる。As shown in FIGS. 2, 3 and 14, the main body of the left suspension arm AL includes a first plate-shaped member A1 constituting the upper surface thereof and a second plate-shaped member A2 constituting the lower surface thereof. Are joined together by welding. FIG. 14 (A)
Reference numeral A1 'in Fig. 1 indicates a material of the first plate-shaped member A1. Prior to welding the first plate-shaped member A1 and the second plate-shaped member A2, cutting of the tip side of the first plate-shaped member material A1' is performed. Part 1
1 1 is cut off through the cut line 12 1 , and a small-diameter stabilizer mounting hole 13 1 is formed in the stabilizer support surface 10 1 . On the other hand, reference numeral A2 'in FIG. 14 (A) indicates the material of the second plate-shaped member A2. Prior to welding the first plate-shaped member A1 and the second plate-shaped member A2, the second plate-shaped material One large-diameter stabilizer mounting clearance hole 1 on the stabilizer support surface 10 2 of A2 '
4 2 and two welding holes 15 2 and 15 2 are drilled, and two drainage holes 16 2 and 16 are provided at other predetermined portions.
2 and one ball housing mounting hole 17 2 are bored.
【0014】図14(A)に示すように、第1板状部材
素材A1′の外周には第1エッジ部181 、第2エッジ
部191 及び第3エッジ部201 が形成されており、こ
れらエッジ部181 ,191 ,201 にそれぞれ対応し
て第2板状部材素材A2′の外周に第1エッジ部1
82 、第2エッジ部192 及び第3エッジ部202 が形
成される。第1板状部材A1及び第2板状部材A2を結
合する際に、第1板状部材A1の第1〜第3エッジ部1
81 ,191 ,201 が、それぞれ第2板状部材A2の
第1〜第3エッジ部182 ,192 ,202 に溶接され
る。As shown in FIG. 14A, a first edge member 18 1 , a second edge member 19 1 and a third edge member 20 1 are formed on the outer periphery of the first plate member material A1 '. , The first edge portion 1 on the outer periphery of the second plate member material A2 'corresponding to these edge portions 18 1 , 19 1 , 20 1 , respectively.
8 2 , the second edge portion 19 2 and the third edge portion 20 2 are formed. When joining the first plate-shaped member A1 and the second plate-shaped member A2, the first to third edge portions 1 of the first plate-shaped member A1
8 1 , 19 1 and 20 1 are welded to the first to third edge portions 18 2 , 19 2 and 20 2 of the second plate-shaped member A2, respectively.
【0015】図2、図3、図8及び図9を併せて参照す
ると明らかなように、第1板状部材A1の第1エッジ部
181 と第2板状部材A2の第1エッジ部182 とは上
下に突き合わされた状態で溶接W1 され、また第1板状
部材A1の第2エッジ部19 1 と第2板状部材A2の第
2エッジ部192 とは上下に突き合わされた状態で溶接
W2 される。一方、第1板状部材A1の第3エッジ部2
01 は第2板状部材A2の第3エッジ部202 の外側に
嵌合した状態で溶接W3 される。Please refer to FIG. 2, FIG. 3, FIG. 8 and FIG. 9 together.
As is clear, the first edge portion of the first plate member A1
181And the first edge portion 18 of the second plate member A2TwoIs above
Welding W in the state of being butt-bottomed1And also the first plate
Second edge portion 19 of member A1 1And the second plate-shaped member A2
2 edge part 19TwoAre welded in a state of being butt-top-to-bottom
WTwoIs done. On the other hand, the third edge portion 2 of the first plate member A1
01Is the third edge portion 20 of the second plate member A2.TwoOutside of
Welding W in mated stateThreeIs done.
【0016】第1板状部材A1のインナシャフト支持部
211 の内面に、左側サスペンションアームALの基端
側後部を車体フレームに枢支するゴムブッシュジョイン
トのインナシャフト22が溶接W4 される(図8
(A),(B)参照)。尚、前記溶接W4 は第1板状部
材A1及び第2板状部材A2を溶接W1 〜W3 する前に
行われる。このとき、インナシャフト22のフランジ2
3が第1板状部材A1及び第2板状部材A2の端面に溶
接W5 されて補強される(図2及び図3参照)。The inner shaft 22 of the rubber bush joint that pivotally supports the rear end portion of the left suspension arm AL on the vehicle body frame is welded W 4 to the inner surface of the inner shaft support portion 21 1 of the first plate member A1 ( Figure 8
(See (A) and (B)). The welding W 4 is performed before the welding W 1 to W 3 of the first plate member A1 and the second plate member A2. At this time, the flange 2 of the inner shaft 22
3 is welded W 5 to the end faces of the first plate-shaped member A1 and the second plate-shaped member A2 to be reinforced (see FIGS. 2 and 3).
【0017】第1板状部材A1のアウタパイプ支持部2
51 及び第2板状部材A2のアウタパイプ支持部252
に、左側サスペンションアームALの基端側前部を車体
フレームに枢支するゴムブッシュジョイントのアウタパ
イプ26が溶接W6 される(図2及び図3参照)。Outer pipe support 2 of the first plate member A1
5 1 and the outer pipe supporting portion 25 2 of the second plate member A2
Then, the outer pipe 26 of the rubber bush joint that pivotally supports the front end portion of the left suspension arm AL on the vehicle body frame is welded W 6 (see FIGS. 2 and 3).
【0018】前述したように第1板状部材の切除部11
1 (図14(A)参照)が予め切除されているため、そ
こに対応する第2板状部材A2のボールハウジング支持
部272 の裏面は上向きに露出している(図5及び図7
参照)。ボールハウジング支持部272 に穿設された前
記ボールハウジング取付孔172 に、左側サスペンショ
ンアームALの先端をナックル1に枢支するボールジョ
イントのボールハウジング28が溶接W7 される。As described above, the cutout portion 11 of the first plate member
Since 1 (see FIG. 14 (A)) is cut off in advance, the back surface of the ball housing support portion 27 2 of the second plate-shaped member A2 corresponding thereto is exposed upward (FIGS. 5 and 7).
reference). A ball housing 28 of a ball joint that pivotally supports the tip of the left suspension arm AL on the knuckle 1 is welded W 7 to the ball housing mounting hole 17 2 formed in the ball housing support portion 27 2 .
【0019】図3及び図9(F)において鎖線で囲んだ
当接部aにおいて、第1板状部材A1及び第2板状部材
A2が相互に当接しており、両板状部材A1,A2は前
記当接部aに位置するように第2板状部材A2に穿設し
た前記溶接孔152 ,152を介して一体に溶接W8 さ
れる。また、図4及び図8(A)において鎖線で囲んだ
当接部bにおいて、第1板状部材A1及び第2板状部材
A2が相互に当接している。The first plate member A1 and the second plate member A2 are in contact with each other at the contact portion a surrounded by a chain line in FIGS. 3 and 9 (F), and both plate members A1 and A2. Is integrally welded W 8 through the welding holes 15 2 and 15 2 formed in the second plate-shaped member A2 so as to be located at the contact portion a. The first plate-shaped member A1 and the second plate-shaped member A2 are in contact with each other at the contact portion b surrounded by the chain line in FIGS. 4 and 8A.
【0020】上述したように、第1板状部材A1及び第
2板状部材A2を相互に重ね合わせて溶接W1 〜W3 す
る際に、第1板状部材A1の第1、第2エッジ部1
81 ,191 を第2板状部材A2の第1、第2エッジ部
182 ,192 にそれぞれ付き合わせているので、両板
状部材A1,A2の厚さ方向の位置決めを確実に行うこ
とができる(図8及び図9参照)。一方、第1板状部材
A1の第3エッジ部201は第2板状部材A2の第3エ
ッジ部202 の外側に嵌合しているため、これら第3エ
ッジ部201 ,202 では両板状部材A1,A2の厚さ
方向の位置決めを確実に行うことができず、溶接W1 〜
W3 の際に位置決め用の特別な治具が必要となる。[0020] As described above, when the first plate-like member A1 and the second plate member A2 superposed on each other to weld W 1 to W-3, first, second edge of the first plate-like member A1 Part 1
Since 8 1 and 19 1 are attached to the first and second edge portions 18 2 and 19 2 of the second plate member A2, respectively, the plate members A1 and A2 are reliably positioned in the thickness direction. (See FIGS. 8 and 9). On the other hand, since the third edge portion 20 1 of the first plate-shaped member A1 is fitted to the outside of the third edge portion 20 2 of the second plate-shaped member A2, these third edge portions 20 1 , 20 2 Since the positioning of both plate-shaped members A1 and A2 in the thickness direction cannot be reliably performed, the welding W 1 ~
A special jig for positioning is required for W 3 .
【0021】しかしながら、実際には第1板状部材A1
及び第2板状部材A2が前記2つの当接部a,b(図8
(A)及び図9(F)参照)において相互に当接して厚
さ方向に位置決めされているため、前述した特別の治具
を使用しなくとも、第1板状部材A1の第3エッジ部2
01 及び第2板状部材A2の第3エッジ部202 を厚さ
方向に位置決めして溶接W1 〜W3 の作業性を向上させ
ることができる。However, in practice, the first plate-shaped member A1
And the second plate-shaped member A2 has the two contact portions a and b (see FIG. 8).
(A) and FIG. 9 (F)), the third edge portion of the first plate-shaped member A1 is abutted against each other and positioned in the thickness direction without using the special jig described above. Two
0 1 and the third edge portion 20 2 of the second plate member A2 can be positioned in the thickness direction to improve workability of the welding W 1 to W 3 .
【0022】また、第1エッジ部181 ,182 及び第
2エッジ部191 ,192 の如くフランジによって付き
合わせを行うと、サスペンションアームALの断面積が
減少して強度上不利であるが、第3エッジ部201 ,2
02 はフランジを持たずに相互に嵌合しているため、こ
の部分で断面積を稼いでサスペンションアームALの強
度を増加させることができる。When the first edge portions 18 1 and 18 2 and the second edge portions 19 1 and 19 2 are attached to each other by flanges, the cross-sectional area of the suspension arm AL is reduced, which is disadvantageous in strength. , The third edge portion 20 1 , 2
Since 0 2 is fitted to each other without having a flange, it is possible to increase the strength of the suspension arm AL by gaining a cross-sectional area at this portion.
【0023】ところで、上述のようにして第1板状部材
A1及び第2板状部材A2を結合して左側サスペンショ
ンアームALを製作するとき、図5及び図7から明らか
なように、予め第1板状部材A1から切除部111 が切
除されているため、第1板状部材A1及び第2板状部材
A2が相互に干渉することがない。また第1板状部材A
1及び第2板状部材A2を結合して左側サスペンション
アームALを製作するとき、図15(A)に示すよう
に、予め下側の第2板状部材A2に大径のスタビライザ
ー取付用逃げ孔142 が穿設されているため、その部分
に上側の第1板状部材A1が干渉することがない。By the way, when the first plate-shaped member A1 and the second plate-shaped member A2 are combined as described above to manufacture the left suspension arm AL, as is apparent from FIGS. Since the cut portion 11 1 is cut from the plate member A1, the first plate member A1 and the second plate member A2 do not interfere with each other. The first plate-shaped member A
When the left suspension arm AL is manufactured by connecting the first and second plate-shaped members A2, as shown in FIG. 15 (A), a large-diameter stabilizer mounting escape hole is previously formed in the lower second plate-shaped member A2. Since 14 2 is provided, the upper first plate-shaped member A1 does not interfere with that portion.
【0024】次に、右側サスペンションアームARの構
造を説明する。Next, the structure of the right suspension arm AR will be described.
【0025】右側サスペンションアームARは、左側サ
スペンションアームALの素材である第1板状部材素材
A1′及び第2板状部材素材A2′と同じ素材を使用し
て製作されるもので、その概略の構造は左側サスペンシ
ョンアームALを表裏反転したものに類似している。The right suspension arm AR is made of the same material as the first plate member material A1 'and the second plate member material A2' which are the materials of the left suspension arm AL. The structure is similar to that of the left suspension arm AL which is turned upside down.
【0026】図14(A)に示すように左側サスペンシ
ョンアームALは第1板状部材素材A1′を上面側に使
用し、第2板状部材素材A2′を下面側に使用している
が、図14(B)に示すように右側サスペンションアー
ムARは第1板状部材素材A1′を下面側に使用し、第
2板状部材素材A2′を上面側に使用している。As shown in FIG. 14A, the left suspension arm AL uses the first plate member material A1 'on the upper surface side and the second plate member material A2' on the lower surface side. As shown in FIG. 14B, the right suspension arm AR uses the first plate member material A1 'on the lower surface side and the second plate member material A2' on the upper surface side.
【0027】従って、右側サスペンションアームAR
は、その下面を構成する第1板状部材A1が、第1板状
部材素材A1′に1個の大径のスタビライザー取付用逃
げ孔141 と、2個の溶接孔151 ,151 と、2個の
水抜き孔161 ,161 と、1個のボールハウジング取
付孔171 とを穿設することにより製作され、また上面
を構成する第2板状部材A2が、第2板状部材素材A
2′の先端側の切除部11 2 をカットライン122 を介
して切除するとともに、小径のスタビライザー取付孔1
32 を穿設することにより製作される。Therefore, the right suspension arm AR
Is the first plate-shaped member A1 constituting the lower surface of the first plate-shaped member A1.
One large-diameter stabilizer mounting relief for the material A1 '
Hole 141And two welding holes 151, 151And two
Drainage hole 161, 161And one ball housing
Hole 171Made by drilling and
The second plate-shaped member A2 that constitutes the second plate-shaped member material A
2 ′ tip side cutout 11 TwoCut line 12TwoThrough
And cut it out, and a small-diameter stabilizer mounting hole 1
3TwoIt is manufactured by drilling.
【0028】而して、第1板状部材A1及び第2板状部
材A2は、左側サスペンションALと同様にして、それ
らの外周のエッジ部181 ,191 ,201 ;182 ,
19 2 ,202 が溶接W1 ,W2 ,W3 される。そし
て、第1板状部材A1のインナシャフト支持部211 の
内面にインナシャフト22が溶接W4 されるともに、イ
ンナシャフト22のフランジ23が第1板状部材A1及
び第2板状部材A2の端面に溶接W5 され、更に第1、
第2板状部材A1,A2 のアウタパイプ支持部251 ,
252 にアウタパイプ26が溶接W6 され、更に第1板
状部材A1のボールハウジング支持部271 に穿設され
たボールハウジング取付孔171 にボールハウジング2
8が溶接W7 される。Thus, the first plate member A1 and the second plate member
Material A2 is the same as the left suspension AL,
Edge part 181, 191, 201; 18Two,
19 Two, 20TwoIs welding W1, WTwo, WThreeIs done. Soshi
The inner shaft support portion 21 of the first plate member A1.1of
Inner shaft 22 is welded to the inner surface WFourI will be
The flange 23 of the inner shaft 22 has the first plate member A1 and
And welding W to the end surface of the second plate member A2.FiveAnd first,
Second plate-shaped members A1, ATwoOuter pipe support 251,
25TwoThe outer pipe 26 is welded to W6And the first plate
-Shaped member A1 ball housing support portion 271Is drilled in
Ball housing mounting hole 171Ball housing 2
8 is welding W7Is done.
【0029】第1板状部材A1及び第2板状部材A2を
結合して右側サスペンションアームARを製作すると
き、図12及び図13から明らかなように、予め第2板
状部材A2から切除部112 が切除されているため、第
1板状部材A1及び第2板状部材A2が相互に干渉する
ことがない。同様に、第1板状部材A1及び第2板状部
材A2を結合して右側サスペンションアームARを製作
するとき、図15(B)に示すように、予め下側の第1
板状部材A1に大径のスタビライザー取付用逃げ孔14
1 が穿設されているため、その部分に上側の第1板状部
材A2が干渉することがない。When the right side suspension arm AR is manufactured by connecting the first plate-shaped member A1 and the second plate-shaped member A2, as shown in FIGS. 12 and 13, the cutout portion is previously cut from the second plate-shaped member A2. Since 11 2 is cut off, the first plate-shaped member A1 and the second plate-shaped member A2 do not interfere with each other. Similarly, when the first plate-shaped member A1 and the second plate-shaped member A2 are combined to manufacture the right suspension arm AR, as shown in FIG.
Large-diameter stabilizer mounting escape hole 14 in plate member A1
Since 1 is provided, the upper first plate-shaped member A2 does not interfere with that portion.
【0030】このようにして製作された左右のサスペン
ションアームAL,ARは、何れも共通の第1板状部材
素材A1′及び第2板状部材素材A2′(図14参照)
を用いているので、それら板状部材素材A1′,A2′
を成形するプレス金型の数を最小限に抑えてコストの削
減に寄与することができる。The left and right suspension arms AL and AR manufactured in this manner are common to both the first plate member material A1 'and the second plate member material A2' (see FIG. 14).
Since these are used, these plate member materials A1 ', A2'
It is possible to minimize the number of press dies for molding the resin and contribute to cost reduction.
【0031】しかも、上述の構造を備えた左側サスペン
ションアームAL及び右側サスペンションアームARに
おいて、図4及び図6から明らかなように、前記インナ
シャフト22、アウタパイプ26及びボールハウジング
28は、第1板状部材A1及び第2板状部材A2間に延
びる中心面P上に位置するように配置される。従って、
相互に表裏反転した関係にある左側サスペンションアー
ムAL及び右側サスペンションアームARは、インナシ
ャフト22、アウタパイプ26及びボールハウジング2
8の位置関係において実質的に同一であり、左右のサス
ペンションS,Sの特性に差異が出る虞はない。Moreover, in the left suspension arm AL and the right suspension arm AR having the above-mentioned structure, as is apparent from FIGS. 4 and 6, the inner shaft 22, the outer pipe 26, and the ball housing 28 have the first plate shape. It is arranged so as to be located on the center plane P extending between the member A1 and the second plate-shaped member A2. Therefore,
The left side suspension arm AL and the right side suspension arm AR, which are turned upside down, are provided with an inner shaft 22, an outer pipe 26, and a ball housing 2.
The positional relationship of 8 is substantially the same, and there is no possibility that the characteristics of the left and right suspensions S, S will differ.
【0032】また、スタビライザー支持面101 ,10
2 の近傍においてスタビライザー取付用逃げ孔141 ,
142 により第1板状部材A1及び第2板状部材A2の
干渉を防止しているので、図15(A),(B)を比較
すると明らかなように、左側サスペンションアームAL
及び右側サスペンションアームARの何れにおいても、
スタビライザー取付孔131 ,132 の位置を中心面P
上に位置させて左右のサスペンションS,Sの対称性を
維持することができる。Further, the stabilizer support surfaces 10 1 , 10
In the vicinity of 2 , stabilizer mounting clearance holes 14 1 ,
14 2 prevents the first plate-shaped member A1 and the second plate-shaped member A2 from interfering with each other. Therefore, as is clear from comparison between FIGS.
And in both the right side suspension arm AR,
The positions of the stabilizer mounting holes 13 1 and 13 2 are set on the center plane P.
It is possible to maintain the symmetry of the left and right suspensions S, S by being positioned above.
【0033】以上、本発明の実施例を詳述したが、本発
明はその要旨を逸脱しない範囲で種々の設計変更を行う
ことが可能である。While the embodiments of the present invention have been described in detail above, various design changes can be made in the present invention without departing from the gist thereof.
【0034】例えば、実施例では上下反転することによ
り左右のサスペンションアームAL,ARとして共用可
能なものを例示したが、請求項1に記載された発明は、
左右それぞれ別個のサスペンションアームに対しても適
用可能である。また、実施例では第1エッジ部181 ,
182 及び第2エッジ部191 ,192 を突き合わせて
溶接W1 ,W2 し、第3エッジ部201 ,202 を嵌合
させて溶接W3 しているが、第1エッジ部181 ,18
2 及び第2エッジ部191 ,192 を嵌合させて溶接W
1 ,W2 し、第3エッジ部201 ,202 を突き合わせ
て溶接W3 することも可能である。また、実施例では当
接部a,bを2カ所設けているが、その数は1ヵ所又は
3ヵ所以上であっても良い。For example, in the embodiment, the left and right suspension arms AL and AR can be commonly used by being turned upside down. However, the invention described in claim 1 is as follows.
It is also applicable to the left and right separate suspension arms. In the embodiment, the first edge portion 18 1 ,
18 2 and the second edge portions 19 1 and 19 2 are butted and welded W 1 and W 2 , and the third edge portions 20 1 and 20 2 are fitted and welded W 3 , but the first edge portion 18 1 , 18
2 and the second edge portions 19 1 and 19 2 are fitted and welded together W
1, W 2, and it is also possible to third against the edge portion 20 1, 20 2 are welded W 3. Further, although the contact portions a and b are provided at two places in the embodiment, the number thereof may be one place or three or more places.
【0035】[0035]
【発明の効果】以上のように、請求項1に記載された発
明によれば、相対向する周縁部のうち、一方の周縁部に
おいて両板状部材のエッジ部を上下に突き合わせて溶接
するとともに、他方の周縁部において両板状部材のエッ
ジ部を上下に嵌合させて溶接し、更に両板状部材が相互
に当接する当接部を設けて前記他方の周縁部のエッジ部
を上下方向に位置決めしたので、一方の周縁部のエッジ
部を上下に突き合わせて位置決めするとともに他方の周
縁部のエッジ部を両板状部材の当接部の当接により位置
決めすることが可能となり、特別の位置決め治具を用い
ることなく確実に溶接を行うことができる。また、他方
の周縁部において両板状部材のエッジ部が上下に嵌合し
て溶接されるため、この部分でサスペンションアームの
断面積を増加させて強度を高めることができる。As described above, according to the invention described in claim 1, the edge portions of both plate-like members are abutted and welded to each other at one of the opposite peripheral edge portions. , The edge portions of both plate-shaped members are vertically fitted to each other on the other peripheral edge portion and welded, and a contact portion where both plate-shaped members abut each other is provided to vertically move the edge portion of the other peripheral edge portion. Since it is possible to position the edge portions of one peripheral edge portion by abutting vertically, it is possible to position the edge portion of the other peripheral edge portion by abutting the abutting portions of both plate-shaped members. Welding can be performed reliably without using a jig. Further, since the edge portions of both plate-shaped members are vertically fitted and welded at the other peripheral edge portion, the cross-sectional area of the suspension arm can be increased at this portion to increase the strength.
【0036】また請求項2に記載された発明によれば、
第1板状部材及び第2板状部材間に延びる中心面上に車
体取付部及びナックル取付部を位置させたので、第1板
状部材又は第2板状部材を上側にして左側サスペンショ
ンアーム又は右側サスペンションアームとして使用する
際に、必ず中心面上に車体取付部及びナックル取付部が
位置させて左右のサスペンションの対称性を維持するこ
とができる。According to the second aspect of the present invention,
Since the vehicle body mounting portion and the knuckle mounting portion are located on the center plane extending between the first plate member and the second plate member, the left suspension arm or the first plate member or the second plate member is placed on the upper side. When used as the right suspension arm, the vehicle body mounting portion and the knuckle mounting portion can be always positioned on the center plane to maintain the symmetry of the left and right suspensions.
【図1】車両の左前輪の正面図FIG. 1 is a front view of a front left wheel of a vehicle
【図2】左側サスペンションアームの上面図FIG. 2 is a top view of the left suspension arm.
【図3】左側サスペンションアームの下面図FIG. 3 is a bottom view of the left suspension arm.
【図4】図2の4−4線矢視図FIG. 4 is a view taken in the direction of arrows 4-4 in FIG. 2;
【図5】図4の要部拡大図FIG. 5 is an enlarged view of a main part of FIG. 4;
【図6】図2の6方向矢視図6 is a view in the direction of arrow 6 in FIG.
【図7】図6の要部拡大図FIG. 7 is an enlarged view of a main part of FIG. 6;
【図8】図2の8A−8A線、8B−8B線及び8C−
8C線断面図8 is a line 8A-8A, a line 8B-8B and a line 8C- in FIG.
8C line sectional view
【図9】図2の9D−9D線、9E−9E線及び9F−
9F線断面図9 is a line 9D-9D, a line 9E-9E and a line 9F- in FIG. 2;
9F line sectional view
【図10】右側サスペンションアームの上面図FIG. 10 is a top view of the right suspension arm.
【図11】右側サスペンションアームの下面図FIG. 11 is a bottom view of the right suspension arm.
【図12】図10の12方向拡大矢視図FIG. 12 is an enlarged view in the 12 direction of FIG.
【図13】図10の13方向拡大矢視図13 is an enlarged view from the direction of arrow 13 in FIG.
【図14】左右のサスペンションアームの加工手順を説
明する図FIG. 14 is a diagram illustrating a processing procedure for the left and right suspension arms.
【図15】スタビライザー取付部の加工手順を説明する
図FIG. 15 is a diagram illustrating a processing procedure of a stabilizer mounting portion.
181 ,182 エッジ部 191 ,192 エッジ部 201 ,202 エッジ部 22 インナシャフト(車体取付部) 26 アウタパイプ(車体取付部) 28 ボールハウジング(ナックル取付部) A1 第1板状部材 A2 第2板状部材 AL 左側サスペンションアーム AR 右側サスペンションアーム P 中心面 W1 〜W3 溶接 a 当接部 b 当接部18 1 , 18 2 Edge part 19 1 , 19 2 Edge part 20 1 , 20 2 Edge part 22 Inner shaft (Vehicle body mounting part) 26 Outer pipe (Vehicle body mounting part) 28 Ball housing (Knuckle mounting part) A1 First plate member A2 second plate member AL left suspension arm AR right suspension arm P center plane W 1 to W-3 welding a contact portion b abutting portion
Claims (2)
(A2)を重ね合わせて周縁部で一体に溶接(W1 〜W
3 )し、その基端側及び先端側にそれぞれ2ヵ所の車体
取付部(22,26)及び1ヵ所のナックル取付部(2
8)を設けてなる車両用サスペンションアームにおい
て、 相対向する周縁部のうち、一方の周縁部において前記両
板状部材(A1,A2)のエッジ部(181 ,182 ;
191 ,192 )を上下に突き合わせて溶接(W1 ,W
2 )するとともに、他方の周縁部において前記両板状部
材(A1,A2)のエッジ部(201 ,202 )を上下
に嵌合させて溶接(W3 )し、更に前記両板状部材(A
1,A2)が相互に当接する当接部(a,b)を設けて
前記他方の周縁部のエッジ部(201 ,202 )を上下
方向に位置決めしたことを特徴とする、車両用サスペン
ションアーム。1. A first plate-shaped member (A1) and a second plate-shaped member (A2) are overlapped with each other and integrally welded at the peripheral edge (W 1 to W).
3 ), and there are two vehicle body mounting parts (22, 26) and one knuckle mounting part (2) on the base end side and the tip end side, respectively.
In the vehicle suspension arm provided with 8), the edge portions (18 1 , 18 2 ) of the plate-shaped members (A 1, A 2) are provided at one of the opposing peripheral edge portions.
19 1 and 19 2 ) are butted up and down and welded (W 1 , W
2 ) and, at the other peripheral edge, the edge portions (20 1 , 20 2 ) of the plate-shaped members (A1, A2) are fitted vertically and welded (W 3 ). (A
1, A2) are provided with abutting portions (a, b) for abutting each other, and the edge portions (20 1 , 20 2 ) of the other peripheral edge portion are vertically positioned. arm.
部材(A2)間に延びる中心面(P)上に前記車体取付
部(22,26)及びナックル取付部(28)を位置さ
せることにより、第1板状部材(A1)又は第2板状部
材(A2)を上側にして左側サスペンションアーム(A
L)又は右側サスペンションアーム(AR)として使用
可能としたことを特徴とする、請求項1記載の車両用サ
スペンションアーム。2. The vehicle body mounting portions (22, 26) and the knuckle mounting portion (28) are located on a center plane (P) extending between the first plate-shaped member (A1) and the second plate-shaped member (A2). By positioning the first suspension member (A1) or the second suspension member (A2) on the upper side, the left suspension arm (A) is moved.
L) or the right suspension arm (AR), the suspension arm for vehicles according to claim 1, characterized in that it can be used.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16885095A JPH0920115A (en) | 1995-07-04 | 1995-07-04 | Suspension arm for vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16885095A JPH0920115A (en) | 1995-07-04 | 1995-07-04 | Suspension arm for vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0920115A true JPH0920115A (en) | 1997-01-21 |
Family
ID=15875710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16885095A Pending JPH0920115A (en) | 1995-07-04 | 1995-07-04 | Suspension arm for vehicle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0920115A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010004899A1 (en) | 2008-07-10 | 2010-01-14 | 本田技研工業株式会社 | Suspension arm for vehicle |
WO2016055704A1 (en) * | 2014-10-08 | 2016-04-14 | Peugeot Citroen Automobiles Sa | Motor vehicle suspension arm |
-
1995
- 1995-07-04 JP JP16885095A patent/JPH0920115A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010004899A1 (en) | 2008-07-10 | 2010-01-14 | 本田技研工業株式会社 | Suspension arm for vehicle |
US8251386B2 (en) | 2008-07-10 | 2012-08-28 | Honda Motor Co., Ltd. | Suspension arm for vehicle |
EP2529959A2 (en) | 2008-07-10 | 2012-12-05 | Honda Motor Co., Ltd. | Suspension arm for vehicle |
WO2016055704A1 (en) * | 2014-10-08 | 2016-04-14 | Peugeot Citroen Automobiles Sa | Motor vehicle suspension arm |
FR3026991A1 (en) * | 2014-10-08 | 2016-04-15 | Peugeot Citroen Automobiles Sa | SUSPENSION ARM OF MOTOR VEHICLE |
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