JPH0732358Y2 - Aluminum alloy structural member - Google Patents
Aluminum alloy structural memberInfo
- Publication number
- JPH0732358Y2 JPH0732358Y2 JP896489U JP896489U JPH0732358Y2 JP H0732358 Y2 JPH0732358 Y2 JP H0732358Y2 JP 896489 U JP896489 U JP 896489U JP 896489 U JP896489 U JP 896489U JP H0732358 Y2 JPH0732358 Y2 JP H0732358Y2
- Authority
- JP
- Japan
- Prior art keywords
- press
- structural member
- aluminum alloy
- flat plates
- bush
- 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.)
- Expired - Fee Related
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Description
【考案の詳細な説明】 A.考案の目的 （１）産業上の利用分野 本考案は、例えば車両用サスペンション系統のロアアー
ムのような、ブッシュを圧入されるアルミニウム合金製
構造部材に関する。DETAILED DESCRIPTION OF THE INVENTION A. Purpose of the Invention (1) Field of Industrial Application The present invention relates to a structural member made of an aluminum alloy into which a bush is press-fitted, such as a lower arm of a vehicle suspension system.
（２）従来の技術 従来、第10図に示すように前記部材01として、押出し加
工により得られた角筒形素材の相対向する一対の平板03
に、それらを貫通するように２個一組のブッシュ用圧入
孔06を素材長手方向に沿って二組設けたものが知られて
いる。このように構造部材01をアルミニウム合金より構
成する理由は、その部材01の軽量化を図ることにあり、
また押出し加工を用いる理由は、その素材、したがって
部材製作過程を簡略化することにある。(2) Conventional Technology As shown in FIG. 10, conventionally, as the member 01, a pair of opposed flat plates 03 of a rectangular tube-shaped material obtained by extrusion processing.
It is known that two sets of two press-fitting holes 06 for bush are provided along the longitudinal direction of the material so as to penetrate them. The reason why the structural member 01 is made of an aluminum alloy in this way is to reduce the weight of the member 01.
The reason for using the extrusion process is to simplify the material and hence the member manufacturing process.
（３）考案が解決しようとする課題 前記部材01の各圧入孔06へのブッシュ07の圧入に当って
は、各圧入孔06の周縁部の変形を防止すべく、両平板03
間に受け治具08を嵌合している。(3) Problems to be Solved by the Invention When press-fitting the bushes 07 into the press-fitting holes 06 of the member 01, in order to prevent deformation of the peripheral edge of each press-fitting hole 06, both flat plates 03
The receiving jig 08 is fitted between them.
しかしながら、受け治具08としては、ブッシュ圧入後に
おける受け治具08の取外しを考慮して、圧入孔06の略一
半部に対応する凹弧面09を備えたものを用いているの
で、圧入孔06の他半部側周縁部には受け作用が及ばず、
また両平板03の剛性が低いこともあって、ブッシュ07の
圧入過程で前記他半部側周縁部に変形が生じるといった
問題がある。However, as the receiving jig 08, in consideration of the removal of the receiving jig 08 after the press-fitting of the bush, the one having the concave arc surface 09 corresponding to approximately one half of the press-fitting hole 06 is used. 06 The other half side peripheral part does not have a receiving action,
In addition, since the rigidity of both flat plates 03 is low, there is a problem in that the peripheral edge portion of the other half portion is deformed during the press-fitting process of the bush 07.
本考案は前記問題を解決し得る前記構造部材を提供する
ことを目的とする。An object of the present invention is to provide the structural member which can solve the above problems.
B.考案の構成 （１）課題を解決するための手段 本考案は、互に平行で相対向する一対の長方形平板と、
両平板の一方の長辺相互間を連結する連結板と、両平板
の内側面間を連結して、該平板の長辺方向全長に亘って
延びる補強板とを備え、押出し加工により成形されたア
ルミニウム合金製素材に、前記補強板を分断するように
両平板を貫通する２個一組のブッシュ用圧入孔を設けた
ことを第１の特徴とする また本考案は、前記ブッシュ用圧入孔を、前記長辺方向
に沿って二組配設したことを第２の特徴とする。B. Configuration of the Invention (1) Means for Solving the Problems The invention is a pair of rectangular flat plates that are parallel to each other and face each other.
A connecting plate for connecting the long sides of one of the flat plates, and a reinforcing plate for connecting the inner side surfaces of the flat plates and extending over the entire length of the flat plate in the long side direction were formed by extrusion. The first feature of the present invention is that a pair of press-fitting holes for bushes that penetrate both flat plates are provided in the aluminum alloy material so as to divide the reinforcing plate. Further, the present invention provides the press-fitting holes for bushes. The second feature is that two sets are arranged along the long side direction.
さらに本考案は、各平板における前記連結板の存する側
と反対側の長辺部に、長辺方向に延びる切欠きを形成し
たことを第３の特徴とする。A third feature of the present invention is that a notch extending in the long side direction is formed in a long side portion of each flat plate on the side opposite to the side where the connecting plate is present.
さらにまた本考案は、前記連結板の前記ブッシュ用圧入
項に臨む両部位に水抜き用小切欠きをそれぞれ形成した
ことを第４の特徴とする。Furthermore, the present invention has a fourth feature that small notches for draining water are formed in both portions of the connecting plate facing the press-fitting portion for the bush.
（２）作用 第１の特徴によれば、アルミニウム合金製構造部材にお
ける剛性が確保される。またブッシュの圧入に当り、補
強板による突張り作用が得られるので、圧入孔周縁部の
変形が防止される。(2) Action According to the first feature, the rigidity of the aluminum alloy structural member is secured. Further, upon press-fitting of the bush, the reinforcing action of the reinforcing plate is obtained, so that deformation of the peripheral portion of the press-fitting hole is prevented.
第２の特徴によれば、ブッシュの圧入に当り、受け治具
により各圧入孔周縁部の略3/4を受けることが可能であ
り、また前記突張り作用が得られるので、ブッシュ圧入
過程において各圧入孔の周縁部に変形を生じることがな
い。According to the second feature, upon press-fitting the bush, it is possible to receive approximately 3/4 of the peripheral edge portion of each press-fitting hole by the receiving jig, and since the above-mentioned projecting action can be obtained, during the bush press-fitting process. No deformation occurs at the peripheral edge of each press-fitting hole.
第３の特徴によれば、アルミニウム合金製構造部材の一
層の軽量化、他部材との干渉防止等が図られる。According to the third feature, it is possible to further reduce the weight of the aluminum alloy structural member and prevent interference with other members.
第４の特徴によれば、アルミニウム合金製構造部材およ
びブッシュの腐食が抑制される。According to the fourth feature, corrosion of the aluminum alloy structural member and the bush is suppressed.
（３）実施例 第１〜第３図は、車両用サスペンション系統のロアアー
ムとして用いられるアルミニウム合金製構造部材１を示
し、その構造部材１は第４図に示すアルミニウム合金製
素材２を用いて製作される。(3) Example FIG. 1 to FIG. 3 show an aluminum alloy structural member 1 used as a lower arm of a vehicle suspension system. The structural member 1 was manufactured using the aluminum alloy material 2 shown in FIG. To be done.
素材２は、押出し加工により成形されたものであり、互
に平行で相対向する一対の長方形平板３と、両平板３の
一方の長辺相互間を連結する連結板４と、両平板３の内
側面間を連結して各平板３の長辺方向全長に亘って延び
る補強板５とを備えている。The material 2 is formed by extrusion, and has a pair of rectangular flat plates 3 that are parallel to each other and face each other, a connecting plate 4 that connects one long side of both the flat plates 3 to each other, and a flat plate 3 of the flat plates 3. Reinforcing plates 5 are provided which connect the inner side surfaces and extend over the entire length of each flat plate 3 in the long side direction.
構造部材１は、素材２に、補強板５を分断するように両
平板３を貫通する２個一組のブッシュ用圧入孔６を長辺
方向に沿って二組設けることにより得られる。このよう
に構成することによって、アルミニウム合金製構造部材
１における剛性が確保される。The structural member 1 can be obtained by providing the material 2 with two pairs of press-fitting holes 6 for bushes that penetrate the flat plates 3 so as to divide the reinforcing plate 5 along the long side direction. With this structure, the rigidity of the aluminum alloy structural member 1 is ensured.
第３図に明示するように各圧入孔６は、その中心ｏを通
る直線ｌ−ｌが補強板５の厚さｔの二等分線上に位置す
るように形成されている。As clearly shown in FIG. 3, each press-fitting hole 6 is formed such that a straight line l-l passing through the center o thereof is located on the bisector of the thickness t of the reinforcing plate 5.
第5,第６図に示すように、構造部材１に対するブッシュ
７の圧入は次のように行われる。As shown in FIGS. 5 and 6, the bush 7 is press-fitted into the structural member 1 as follows.
受け治具８としては、長尺材の両端部にそれぞれ両圧入
孔６の略半部に対応する凹弧面９を持つ第１部材10
1と、各圧入孔９の略四半部に対応する凹弧面11を持つ
一対の第２部材102とが使用される。As the receiving jig 8, a first member 10 having a concave arc surface 9 corresponding to approximately half of both press-fitting holes 6 at both ends of a long material, respectively.
1, and the second member 10 and second pair having a concave arc surface 11 corresponding to a substantially quadrant of each press-fitting hole 9 is used.
またブッシュ７としては、インナカラー12と、そのイン
ナカラー12外周面を囲繞するアウタカラー13と、インナ
カラー12外周面およびアウタカラー13内周面に密着する
ゴム筒14とを備えたものが用いられる。Further, as the bush 7, one having an inner collar 12, an outer collar 13 surrounding the outer peripheral surface of the inner collar 12, and a rubber cylinder 14 closely attached to the outer peripheral surface of the inner collar 12 and the inner peripheral surface of the outer collar 13 is used. To be
第１部材101は、構造部材１の両平板３および補強板５
により画成される空間s1に嵌合され、各凹弧面９の両端
縁は各組の圧入孔６の周縁に合致する。また各第２部材
102は、両平板３、連結板４および補強板５により画成
される空間s2に、構造部材１の各端部側から嵌合され、
各凹弧面11の両端縁は各組の圧入孔６の周縁に合致す
る。The first member 10 1, the flat plates 3 and the reinforcing plate of the structural member 1 5
Is fitted into the space s 1 defined by the above, and both end edges of each concave arc surface 9 match the peripheral edges of the press-fitting holes 6 of each set. Also each second member
10 2 is fitted into the space s 2 defined by both flat plates 3, connecting plate 4 and reinforcing plate 5 from each end side of the structural member 1,
Both edges of each concave arc surface 11 match the peripheral edges of the press-fitting holes 6 of each set.
これにより、第６図に明示するように各圧入孔６周縁部
の3/4以上が受け治具８により受けられる。Thereby, as clearly shown in FIG. 6, 3/4 or more of the periphery of each press-fitting hole 6 is received by the receiving jig 8.
そして、各組の圧入孔６にブッシュ７のアウタカラー13
を圧入するときには、前記受け治具８による受け作用お
よび補強板５による突張り作用が得られるので、各圧入
孔６の周縁部に変形を生じることがなく、これにより第
７図に示すように構造部材１とブッシュ７との組立構造
が得られる。Then, the outer collar 13 of the bush 7 is inserted into the press-fitting holes 6 of each set.
When press-fitting, the receiving action of the receiving jig 8 and the tensioning action of the reinforcing plate 5 are obtained, so that no deformation occurs in the peripheral edge portion of each press-fitting hole 6, and as a result, as shown in FIG. An assembly structure of the structural member 1 and the bush 7 is obtained.
ブッシュ７圧入後は、第１部材101および両第２部材102
は構造部材１より容易に取外される。After press-fitting the bush 7, the first member 10 1 and both second members 10 2
Are easily removed from the structural member 1.
第9,第10図は、構造部位１に機械加工を加えた一例を示
し、各平板３における連結板４の存する側と反対側の長
辺部3aに、両圧入孔６間に在って長辺方向に延びる長い
切欠き15を形成し、また補強板５の各圧入孔６に臨む両
部位に小切欠き16をそれぞれ形成したものである。9 and 10 show an example in which the structural portion 1 is machined, and the long side portion 3a of each flat plate 3 on the side opposite to the side where the connecting plate 4 is present is located between the press-fitting holes 6. Long notches 15 extending in the long side direction are formed, and small notches 16 are formed at both portions of the reinforcing plate 5 facing the respective press-fitting holes 6.
前記切欠き16により構造部材１の一層の軽量化、他部材
との干渉防止等を図り、また前記小切欠き16によりブッ
シュ７のアウタカラー13と圧入孔６との間に浸入した水
を抜き、構造部材１の圧入孔６回りおよびアウタカラー
13の腐食を抑制することができる。The cutouts 16 further reduce the weight of the structural member 1 and prevent interference with other members, and the small cutouts 16 drain water that has entered between the outer collar 13 of the bush 7 and the press-fitting hole 6. , Around press-fit hole 6 of structural member 1 and outer collar
Corrosion of 13 can be suppressed.
なお、本考案はブッシュ用圧入孔６を一組のみ備えた構
造部材をも包含する。また本考案は、切欠き15および小
切欠き16の一方のみを備えた構造部材をも包含する。The present invention also includes a structural member having only one set of bush press-fitting holes 6. The present invention also includes a structural member having only one of the notch 15 and the small notch 16.
C.考案の効果 第（１）項記載の考案によれば、軽量で、且つ剛性を有
し、ブッシュ圧入過程で各圧入孔周縁部に変形を生じる
ことのないアルミニウム合金製構造部材を提供すること
ができる。C. Effect of the Invention According to the invention described in the item (1), there is provided an aluminum alloy structural member which is lightweight, has rigidity, and is not deformed in the peripheral portion of each press-fitting hole in the process of press-fitting the bush. be able to.
第（２）項記載の考案によれば、二組のブッシュ用圧入
孔にブッシュを圧入する際、それら圧入孔周縁部に変形
を生じることのないアルミニウム合金製構造部材を提供
することができる。According to the invention described in the item (2), when the bushes are press-fitted into the two sets of the press-fitting holes for the bushes, it is possible to provide the aluminum alloy structural member which does not deform the peripheral portions of the press-fitting holes.
第（３）項記載の考案によれば、一層軽量なアルミニウ
ム合金製構造部材を提供することができる。According to the invention described in the item (3), it is possible to provide a lighter weight aluminum alloy structural member.
第（４）項記載の考案によれば、ブッショ用圧入孔回り
の腐食を抑制するだけでなく、ブッシュの腐食をも抑制
し得る前記アルミニウム合金製構造部材を提供すること
ができる。According to the invention described in the item (4), it is possible to provide the aluminum alloy structural member capable of suppressing not only the corrosion around the press-fitting hole for the bush but also the corrosion of the bush.
第１〜第３図は本考案に係る構造部材の第１実施例を示
し、第１図は斜視図、第２図は第１図II−II線断面図、
第３図は第２図III−III線断面図、第４図は素材の斜視
図、第5,第６図はブッシュ圧入作業を示し、第５図は構
造部材に対する受け治具およびブッシュの関係を示す斜
視図、第６図は構造部材に受け治具を嵌合した状態の第
５図VI−VI線断面図、第７図は構造部材にブッシュを圧
入した状態を示す、第２図に対応する断面図、第8,第９
図は本考案に係る構造部材の第２実施例を示し、第８図
は斜視図、第９図はブッシュ圧入後の第８図IX−IX線断
面図、第10図は従来のブッシュ圧入作業を示す、第６図
に対応する断面図である。 １……構造部材、２……素材、３……平板、3a……長辺
部、４……連結板、５……補強板、６……ブッシュ用圧
入孔、７……ブッシュ、15……切欠き、16……小切欠き1 to 3 show a first embodiment of a structural member according to the present invention, FIG. 1 is a perspective view, FIG. 2 is a sectional view taken along line II-II of FIG.
FIG. 3 is a sectional view taken along the line III-III in FIG. 2, FIG. 4 is a perspective view of the material, FIGS. FIG. 6 is a sectional view taken along the line VI-VI of FIG. 5 in which the receiving jig is fitted to the structural member, and FIG. 7 shows a state in which the bush is press-fitted into the structural member. Corresponding sectional views, 8th and 9th
FIG. 8 shows a second embodiment of the structural member according to the present invention. FIG. 8 is a perspective view, FIG. 9 is a sectional view taken along the line IX-IX of FIG. 8 after press-fitting the bush, and FIG. FIG. 7 is a sectional view corresponding to FIG. 1 ... Structural member, 2 ... Material, 3 ... Plate, 3a ... Long side part, 4 ... Coupling plate, 5 ... Reinforcing plate, 6 ... Bush press-fitting hole, 7 ... Bush, 15 ... … Notches, 16… Small notches
Claims (4)
と、両平板の一方の長辺相互間を連結する連結板と、両
平板の内側面間を連結して、該平板の長辺方向全長に亘
って延びる補強板とを備え、押出し加工により成形され
たアルミニウム合金製素材に、前記補強板を分断するよ
うに両平板を貫通する２個一組のブッシュ用圧入孔を設
けたことを特徴とするアルミニウム合金製構造部材。1. A pair of rectangular flat plates which are parallel to each other and face each other, a connecting plate which connects between the long sides of both flat plates, and the long sides of the flat plates which connect the inner side surfaces of the flat plates. A reinforcing plate extending over the entire length in the direction, and a set of two press-fitting holes for bushes that penetrate the flat plates so as to divide the reinforcing plate in the aluminum alloy material formed by extrusion A structural member made of an aluminum alloy.
沿って二組配設した、第（１）項記載のアルミニウム合
金製構造部材。2. The aluminum alloy structural member according to claim 1, wherein two sets of the press-fitting holes for the bush are arranged along the long side direction.
対側の長辺部に、長辺方向に延びる切欠きを形成した、
第（１）または第（２）項記載のアルミニウム合金製構
造部材。3. A notch extending in the long side direction is formed in a long side portion of each flat plate opposite to the side where the connecting plate is present.
The aluminum alloy structural member according to item (1) or (2).
両部位に水抜き用小切欠きをそれぞれ形成した、第
（１），第（２）または第（３）項記載のアルミニウム
合金製構造部材。4. The aluminum alloy according to claim (1), (2) or (3), wherein small drainage notches are formed in both portions of the connecting plate facing the bush press-fitting hole. Structural member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP896489U JPH0732358Y2 (en) | 1989-01-27 | 1989-01-27 | Aluminum alloy structural member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP896489U JPH0732358Y2 (en) | 1989-01-27 | 1989-01-27 | Aluminum alloy structural member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0299004U JPH0299004U (en) | 1990-08-07 |
| JPH0732358Y2 true JPH0732358Y2 (en) | 1995-07-26 |
Family
ID=31215297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP896489U Expired - Fee Related JPH0732358Y2 (en) | 1989-01-27 | 1989-01-27 | Aluminum alloy structural member |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0732358Y2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5313089B2 (en) * | 2009-09-10 | 2013-10-09 | アイシン軽金属株式会社 | Vehicle arm member |
| JP5714363B2 (en) * | 2011-03-10 | 2015-05-07 | 東洋ゴム工業株式会社 | Anti-vibration connecting rod |
| EP2995481B1 (en) | 2014-09-12 | 2016-09-07 | Edai Technical Unit, A.I.E. | Method for obtaining an arm for multi-link suspensions of automotive vehicles and a suspension arm |
-
1989
- 1989-01-27 JP JP896489U patent/JPH0732358Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0299004U (en) | 1990-08-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |