JP3066518B2 - Body structure - Google Patents
Body structureInfo
- Publication number
- JP3066518B2 JP3066518B2 JP5262542A JP26254293A JP3066518B2 JP 3066518 B2 JP3066518 B2 JP 3066518B2 JP 5262542 A JP5262542 A JP 5262542A JP 26254293 A JP26254293 A JP 26254293A JP 3066518 B2 JP3066518 B2 JP 3066518B2
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing
- side sill
- foam sheet
- pipe
- thermosetting
- 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
- Body Structure For Vehicles (AREA)
- Laminated Bodies (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、閉じ断面部分を有する
ボディ構成部材が補強子で補強された車両用補強子で補
強されたボディ構造およびその補強子のボディ組付方法
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a body structure in which a body member having a closed cross section is reinforced by a vehicle stiffener reinforced by a stiffener and a method of assembling the stiffener body.
【０００２】[0002]
【従来の技術】自動車では、車体の剛性を高めることが
進められている。これには、軽く、かつ強固に車体の各
部を補強することが必要とされる。特に車体には閉断面
部分を有する車体構成部品を多く用いていることから、
同車体構成部品の補強が進められている。2. Description of the Related Art In automobiles, increasing the rigidity of a vehicle body has been promoted. For this purpose, it is necessary to reinforce each part of the vehicle body lightly and firmly. In particular, since many body components with closed cross-sections are used in the body,
Reinforcement of the body components is underway.
【０００３】ところが、この部分は作業者の手が届かな
いことから、従来より、工夫して、同部品を補強するこ
とが行われている。具体的には、従来、図１１に示され
る自動車の車体ａを構成するサイドシルｂの補強には、
図１２の右側の図示するようにサイドシルｂ内に沿って
パイプ状の補強材ｃを設置した後、サイドシルｂに設け
た孔部から注入パイプｄを差込み、同注入パイプｄから
サイドシルｂ内に発泡材ｅを充填させていた。However, since this part cannot be reached by the operator, it has been conventionally devised to reinforce the part. Specifically, conventionally, for reinforcing a side sill b constituting a vehicle body a of an automobile shown in FIG.
As shown in the right side of FIG. 12, after the pipe-shaped reinforcing material c is installed along the side sill b, the injection pipe d is inserted through the hole provided in the side sill b, and foamed into the side sill b from the injection pipe d. The material e was filled.
【０００４】そして、この発泡材ｅの発泡によって閉断
面部分内に固定される補強材ｃと、閉断面部分内で発泡
した発泡材ｅとによって、補強を必要とするサイドシル
部分を補強するようにしている。A side sill portion that needs to be reinforced is reinforced by a reinforcing material c fixed in the closed cross section by foaming of the foam material e and a foam material e foamed in the closed cross section. ing.
【０００５】[0005]
【発明が解決しようとする課題】ところが、こうした補
強の仕方は、補強材ｃを目的とする車体構成部品内に設
置する際、別途、同車体構成部品内で補強材ｃを不用意
に動かないように固定しておく手立てが必要である。However, when the reinforcing member c is installed in a target vehicle body component, the reinforcing member c does not move inadvertently in the vehicle body component. It is necessary to have a way to fix it.
【０００６】しかも、補強材ｃを設置した後、別途、充
填手段を用いて、発泡材ｅを車体構成部品の閉断面部分
内へ充填させる必要がある。そのうえ、注入パイプｄか
ら発泡材ｅを注入する技術は、他の部分に発泡材ｅが注
入されないために、すなわち発泡材充填による剛性強化
を効率的に得るために、補強しようとする車体構成部品
の部位を密閉空間にする手立てが必要とされ、かなり手
間（工数）を要する難点がある。In addition, after the reinforcing member c is installed, it is necessary to separately fill the foamed material e into the closed cross section of the vehicle body component using a filling means. In addition, the technique of injecting the foam material e from the injection pipe d does not allow the foam material e to be injected into other parts, that is, in order to efficiently obtain the rigidity enhancement by filling the foam material, the vehicle body component to be reinforced is required. In such a case, it is necessary to provide a means for making the above-mentioned portion into a closed space, and there is a problem that considerable labor (man-hours) is required.
【０００７】このため、簡単にして、目標とする車体構
成部品を補強できる技術が要望されている。本発明は、
このような事情に着目してなされたもので、その目的と
するところは、別途、固定しておく手段ならびに別途、
発泡材を充填する作業を必要とせずに、簡単に車体の目
的とする部分を補強することができるボディ構造を提供
することにある。For this reason, there is a demand for a technique capable of simply reinforcing a target vehicle body component. The present invention
It was made in consideration of such circumstances, and the purpose is separately, means for fixing and separately,
Without requiring work of filling the foam, simply to provide a Rubo di structure can be reinforced portion of interest of the body.
【０００８】[0008]
【課題を解決するための手段】上記目的を達成するため
に、請求項１に記載の発明は、ボディの組立工程におい
て、ボディを構成する丸形パイプ内に、該パイプの長さ
方向に沿って挿入され、ボディの加熱発泡工程の熱と反
応することによって固定される、厚み方向両側の外面に
熱硬化型発泡シートを貼付した帯板からなる補強子を設
け、この補強子で前記丸形パイプを部分的に補強するこ
とにある。In order to achieve the above object, the first aspect of the present invention relates to a process for assembling a body.
Te, the round pipe constituting the body, the length of the pipe
Inserted along the direction, heat and foam of the body
Is fixed by response, set a reinforcing element which in the both sides in the thickness direction of the outer surface consists of strips was stuck thermosetting foam sheet plate
Only, there the round pipe in the reinforcing element on this <br/> and partially reinforced.
【０００９】請求項２に記載の発明は、上記目的に加
え、補強を要する部位の長さに自在に対応できるよう、
ボディ構成部品の閉断面部分内に、外周部に熱硬化型発
泡シートが貼付されかつ該熱硬化型発泡シートで繋ぎ合
わせた複数の筒状部材からなる補強子を設置して、補強
の要する部位の長さに合わせて補強子の設置が行えるよ
うにしたことにある。請求項３に記載の発明は、上記目
的に加え、資源が有効に活用されるよう、筒状部材に空
き缶を用いたことにある。 The invention described in claim 2 has, in addition to the above objects, a structure capable of freely responding to the length of a portion requiring reinforcement.
In the closed cross-section of the body component, heat-cured
A foam sheet is attached and joined with the thermosetting foam sheet
Install a reinforcing element consisting of multiple cylindrical members
Reinforcement can be installed according to the length of the required part
Lies in the fact was Unishi. The third aspect of the present invention provides
In addition, the cylindrical member should be vacant so that resources can be used effectively.
I used a can.
【００１０】[0010]
【作用】請求項１に記載の発明によると、ボディの加熱
発泡工程における熱と反応して発泡する帯板両面の熱硬
化型発泡シートにより、帯板が丸形パイプの中央で長手
方向沿いに固定される。と共に丸形パイプ自身が、パイ
プ内部に充填される熱硬化型発泡シートにより、内側か
ら均一に補強される。 これにより、丸形パイプの補強し
ようとする部分は、パイプ中央の帯板、パイプ内部に充
填された発泡硬化した発泡シートで補強される。つま
り、丸形パイプは、丸形をいかしたあらゆる方向の衝撃
に耐える補強が行なわれる。それ故、別途、固定手段、
発泡材を充填する作業を必要とせずに、丸形パイプの部
分的な補強が行えるようになる。According to the first aspect of the present invention, the body is heated.
Thermosetting both sides of the strip that foams in response to heat in the foaming process
With the foamed sheet, the strip is elongated at the center of the round pipe
Fixed along the direction. With the round pipe itself, the pie
The thermosetting foam sheet filled inside the
Is evenly reinforced. This will reinforce the round pipe
The part to be filled is filled in the strip at the center of the pipe and inside the pipe.
Reinforced with the filled foam-cured foam sheet. Toes
The round pipe has a round shape and can be used in all directions.
The reinforcement that withstands is performed. Therefore, separately, fixing means,
Without requiring work of filling the foaming material, parts of round pipe
Partial reinforcement can be performed.
【００１１】[0011]
【００１２】[0012]
【００１３】請求項２に記載の発明によると、継ぎ合わ
せる筒状部材の数量を変えるだけで、補強を要する部位
の長さに対応した補強子が得られるので、補強を要する
部位の長さに自在に対応できるようになる。請求項３に
記載の発明によると、リサイクル材の再利用が行えるる
とともに、資源の有効活用が行える。しかも、空き缶の
端壁が補強に有効な高い剛性強度をもたらす。 [0013] According to the invention described in claim 2, Awa splicing
Just change the number of cylindrical members to be reinforced,
Reinforcement is required because a reinforcing element corresponding to the length of
It is possible to freely adapt to the length of the part . Claim 3
According to the described invention, recycled materials can be reused.
At the same time, resources can be used effectively. And of the empty cans
The end walls provide high rigidity that is effective for reinforcement.
【００１４】[0014]
【実施例】以下、本発明を図１ないし図６に示す第１の
実施例にもとづいて説明する。図１中１は、本発明が適
用された例えば４ドアタイプの乗用車を構成するボディ
を示す。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to a first embodiment shown in FIGS. In FIG. 1, reference numeral 1 denotes a body constituting, for example, a 4-door type passenger car to which the present invention is applied.
【００１５】ボディ１は、ドア２ａが装着された車室２
の前部にエンジンル−ム３を有し、後部にトランクル−
ム４を有している。このボディ１は、車体組立工程にお
いて各部の組み付けと、電着液浸漬後の乾燥工程［以
下、「焼付け塗装工程」という（本願の加熱発泡工程に
相当）］において塗装がなされた、艤装工程に入る前の
状態を示している。The body 1 comprises a vehicle compartment 2 in which a door 2a is mounted.
Has an engine room 3 at the front and a trunk room at the rear.
4. The body 1 is assembled in the vehicle body assembling process and is subjected to a coating process in a drying process after immersion in the electrodeposition liquid [hereinafter referred to as a “baking coating process” (corresponding to the heating and foaming process of the present application)]. The state before entering is shown.
【００１６】このボディ１を構成する閉断面部分を有す
る部品のうち、補強が要する部位となる、サイドシル５
のセンタピラ−６と交わる部分内には補強子７が設けら
れ、同部分を補強している。Of the parts having a closed cross section constituting the body 1, the side sill 5
A reinforcing element 7 is provided in a portion that intersects the center pillar 6 to reinforce the same portion.
【００１７】ここで、この補強子７について説明すれ
ば、補強子７は図２（ａ）に示されるようにサイドシル
部分内に設置可能な大きさをもつパイプ状の補強心材８
を有している。Here, the reinforcing member 7 will be described. As shown in FIG. 2A, the reinforcing member 7 has a pipe-shaped reinforcing core material 8 having a size that can be installed in the side sill portion.
have.
【００１８】上記補強心材８には、複数の筒状部材、例
えば２つの清涼飲料水の空き缶８ａ，８ａを直列につな
いだ構造が用いられている。具体的には、開口した飲み
口（図示しない）同志を突き合わせるようにして２つの
空き缶８ａ，８ａを直列に並べ、その隣接する端部同志
を帯状の熱硬化型発泡シ−ト９の貼付（巻付け）により
繋ぎ合わせて（熱硬化型発泡シ−ト９には粘着性が有る
ことによる）、同部分をシ−ルした構造を採用してあ
る。これは、補強する部位の長さが２つの空き缶８ａ，
８ａで十分であることと、空き缶８ａ，８ａ内に電着液
などの液体が侵入しないようにしたことによる。The reinforcing core 8 has a structure in which a plurality of cylindrical members, for example, two empty cans 8a, 8a of soft drinks are connected in series. Specifically, two empty cans 8a, 8a are arranged in series so that the opened drinking spouts (not shown) face each other, and the adjacent ends thereof are attached to a strip-shaped thermosetting foam sheet 9. (Winding)
By joining them together (because the thermosetting foam sheet 9 has adhesiveness ), a structure in which the same portions are sealed is adopted. This is because the length of the part to be reinforced is two empty cans 8a,
8a is sufficient, and liquid such as electrodeposition liquid is prevented from entering the empty cans 8a, 8a.
【００１９】むろん、空き缶８ａ，８ａにはサイドシル
５の閉断面内に自由に配置される外形の缶を用いてあ
る。この補強心材８の外周部には、両端外周部に位置し
て、帯状の熱硬化型発泡シ−ト１０，１０が貼付により
巻付けられている。As a matter of course, the empty cans 8a, 8a are of such an outer shape that they can be freely arranged in the closed cross section of the side sill 5. Belt-shaped thermosetting foamed sheets 10, 10 are wound around the outer peripheral portion of the reinforcing core member 8 at the outer peripheral portions at both ends.
【００２０】補強子７の全体は、こうした補強心材８に
対する熱硬化型発泡シ−ト９，１０の取着によって構成
されている。この補強子７が、ボディ組立工程におい
て、上記したサイドシル５の内腔部分に位置決め配置し
てある。The entire reinforcing member 7 is formed by attaching thermosetting foam sheets 9 and 10 to the reinforcing core material 8. The reinforcing element 7 is positioned and arranged in the inner cavity of the side sill 5 in the body assembly process.
【００２１】上記各熱硬化型発泡シート９，１０には、
上記ボディ１の焼付け塗装工程の際の熱に反応して発泡
する機能の発泡シートが用いてある。この熱硬化型発泡
シート９，１０の機能を利用して、図２（ｂ）に示され
るように補強心材８をセンターピラー６と交わるサイド
シル部分の閉断面部分内に固定してある。Each of the thermosetting foam sheets 9 and 10 has
A foam sheet having a function of foaming in response to heat in the baking process of the body 1 is used. By utilizing the functions of the thermosetting foam sheets 9 and 10, the reinforcing core material 8 is fixed in the closed cross section of the side sill portion intersecting with the center pillar 6, as shown in FIG.
【００２２】そして、このサイドシル５の局部部分に固
定される補強心材８と、サイドシ−ル５の閉断面部分内
で発泡した熱硬化型発泡シ−ト９，１０とによって、セ
ンタピラ−６と交わるサイドシル部分を補強しているつ
ぎに、補強子７をサイドシル５内に組付ける方法につい
て説明する。Then, the center pillar 6 intersects with the reinforcing core material 8 fixed to the local portion of the side sill 5 and the thermosetting foam sheets 9 and 10 foamed in the closed cross section of the side seal 5. Next, a method of assembling the reinforcing element 7 into the side sill 5 will be described.
【００２３】ここで、補強子７は、ボディ１が出来上が
るまでの工程を流用して組付けているから、組付方法を
説明する前に、ボディ１の流れを簡単に説明しておく。
すなわち、乗用車のボディ１は、知られているようにボ
ティ組立工程において、図１に示されるように全体が組
立てられる。その後、塗装ラインに入る。そして、ボデ
ィ１は、この塗装ラインの電着工程、焼付け工程を経て
塗装を終えた後、艤装工程、さらには最終組立工程に至
り、製品となっていくものである。Here, since the reinforcing element 7 is assembled by using the process until the body 1 is completed, the flow of the body 1 will be briefly described before explaining the assembling method.
That is, the entire body 1 of the passenger car is assembled in a body assembly process as shown in FIG. Then enter the painting line. The body 1 finishes painting through an electrodeposition process and a baking process of this painting line, and then goes to an outfitting process and further to a final assembling process, and becomes a product.
【００２４】補強子７の組付けは、こうした流れにおい
て、まず、発泡前の補強子７［図２（ａ）に図示］を、
図３に示されるフロ−チャ−トに示されるようにボディ
１を組立てる工程において、車体の骨格となる、センタ
ピラ−６と交わるサイドシル５内に設置する。In the assembly of the reinforcing member 7, in such a flow, first, the reinforcing member 7 before foaming (shown in FIG.
In the process of assembling the body 1 as shown in the flowchart shown in FIG. 3, the body 1 is installed in a side sill 5 which intersects with a center pillar 6 serving as a skeleton of a vehicle body.
【００２５】これは、つぎのようにして行われる。すな
わち、図４に示されるようにサイドシル５の組立前、サ
イドシル５を構成するサイドシルアウタパネル５ａの内
面には、熱硬化型発泡シ−ト９，１０の粘着性を利用し
て、同熱硬化型発泡シ−ト９，１０を貼付し、補強子７
の全体を支持させておく。This is performed as follows. That is, as shown in FIG. 4, before the side sill 5 is assembled, the inner surface of the side sill outer panel 5a constituting the side sill 5 is formed by using the adhesive property of the thermosetting foam sheets 9 and 10 to form the same thermosetting type. Attach foam sheets 9 and 10
To support the whole.
【００２６】これにより、ボディ組立工程の際、このサ
イドシルアウタパネル５ａをサイドシルインナパネル５
ｂに取着してサイドシル５を組立てると、補強子７の全
体は、図５（ａ），（ｂ）に示されるようにセンタピラ
−６と交わるサイドシル部分の閉断面部分内に設置され
ていく。このボディ組立工程ではドア２ａの装着も行わ
れる。Accordingly, during the body assembling process, the side sill outer panel 5a is connected to the side sill inner panel 5a.
When the side sill 5 is attached to the side sill 5 and the side sill 5 is assembled, the entire reinforcing member 7 is installed in the closed cross section of the side sill portion intersecting with the center pillar 6 as shown in FIGS. . In this body assembly process, the door 2a is also mounted.
【００２７】ついで、ボディ組立工程が終了すると、ボ
ディ１は電着工程に導かれ、電着塗装がボディ１の表面
に施されていく。続いて、電着塗装を終えたボディ１は
焼付け塗装工程に導かれる。これにより、塗装が高温度
の加熱によって乾燥され、焼付けられていく。Then, when the body assembling step is completed, the body 1 is led to an electrodeposition step, and the surface of the body 1 is subjected to electrodeposition coating. Subsequently, the body 1 after the electrodeposition coating is led to a baking coating process. Thereby, the coating is dried and baked by heating at a high temperature.
【００２８】このとき、補強子７の熱硬化型発泡シ−ト
９，１０には、焼付け工程の熱に反応するシ−トが採用
されているから、熱硬化型発泡シ−ト９，１０は同焼付
け工程の際の熱によって、図２（ｂ）および図６
（ａ），（ｂ）に示されるように発泡し、硬化してい
く。At this time, since the thermosetting foam sheets 9 and 10 of the reinforcing member 7 employ a sheet that reacts to the heat of the baking process, the thermosetting foam sheets 9 and 10 are used. FIG. 2B and FIG.
It foams and hardens as shown in (a) and (b).
【００２９】すると、補強心材８は、発泡する熱硬化型
発泡シ−ト９，１０により、サイドシル５の閉断面部分
内の所定位置において固定されていく。これにより、サ
イドシル５は、補強心材８ならびに発泡硬化した発泡材
にて補強される。Then, the reinforcing core material 8 is fixed at a predetermined position in the closed cross section of the side sill 5 by the thermosetting foam sheets 9 and 10 which foam. Thus, the side sill 5 is reinforced by the reinforcing core material 8 and the foamed and hardened foam material.
【００３０】このことは、熱硬化型発泡シ−ト９，１０
を用いた補強子７の採用により、別途、固定する手段を
要せずに、補強心材８の位置決め配置が完了する上、別
途、発泡材を充填する作業、さらには別途、加熱工程を
必要とせずに、閉断面部分内の所定位置に補強心材８が
固定することが可能となる。This means that the thermosetting foam sheets 9, 10
With the use of the reinforcing member 7 using the above, the positioning and arrangement of the reinforcing core material 8 is completed without the need for a separate fixing means, and additionally, an operation of filling the foam material and a separate heating step are required. Instead, the reinforcing core 8 can be fixed at a predetermined position in the closed section.
【００３１】したがって、補強子７によって、いままで
多くの工数を費やしていた、閉断面部分を有するボディ
構成部品の補強を、簡単な作業で行うことができる。し
かも、複数の筒状部材を熱硬化型発泡シート９，１０で
繋ぎ合わせる構造は、繋ぎ合わせる数量を変えるだけ
で、補強を必要とする部位の長さに自在に対応できる。
そのうえ、筒状部材には空き缶８ａ，８ａを用いたの
で、資源を有効に活用して、ボディ１の目的とする部位
を補強することができる。しかも、空き缶８ａの端にあ
る端壁により、単にパイプ状の部材を用いたときより
も、高い剛性強度をもたらせるので、その効果は大であ
る。Therefore, the reinforcing member 7 can reinforce the body component having the closed cross-section, which has been a long process, with a simple operation. Moreover, a plurality of tubular members are formed by thermosetting foamed sheets 9 and 10.
Just change the number of pieces to be connected.
Therefore, it is possible to freely cope with the length of a portion requiring reinforcement.
Moreover, the the tubular member had use cans 8a, the 8a
Thus, the target portion of the body 1 can be reinforced by effectively utilizing resources. In addition, the end wall at the end of the empty can 8a can provide higher rigidity than when simply using a pipe-shaped member, so that the effect is large.
【００３２】[0032]
【００３３】[0033]
【００３４】なお、第１の実施例では、空き缶８ａ，８
ａを突き合わせた補強心材８を用いたが、これに限ら
ず、図７（ａ）に示されるような空き缶８ａ，８ａの間
を隙間δ、離した補強心材８でも、図７（ｂ）に示され
るようなパイプ１１を補強心材８として用いてもよい。In the first embodiment, the empty cans 8a, 8
7A is used, but the present invention is not limited to this. Even if the reinforcing core 8 is separated from the empty cans 8a, 8a as shown in FIG. A pipe 11 as shown may be used as the reinforcing core 8.
【００３５】むろん、図８に示されるようにサイドシル
５の閉断面形状に相似した外形をもつ角筒１２を補強心
材８として用いてもよく、補強心材８の形状には限定さ
れるものではない。また、これら補強心材８としては、
板金素材に曲げ加工を施し、閉じた断面形状となるよう
に接合した筒状部材であってもよい。Of course, as shown in FIG. 8, a square tube 12 having an outer shape similar to the closed cross-sectional shape of the side sill 5 may be used as the reinforcing core 8, and the shape of the reinforcing core 8 is not limited. . In addition, as these reinforcing cores 8,
It may be a tubular member formed by bending a sheet metal material and joining it to have a closed cross-sectional shape.
【００３６】また第１の実施例では、本発明をサイドシ
ル５の補強に適用した例を挙げたが、これに限らず、ボ
ディを構成する丸形パイプ、例えばドアに内蔵されてい
るインパクトビーム（ドアをガードするためのガード部
材）の部分的な補強に適用してもよい。[0036] In the first embodiment, the present invention has an example of application to the reinforcement of the side sill 5 is not limited to this, the impact is built round pipes constituting the body, for example, a door beam ( It may be applied to partial reinforcement of a guard member for guarding the door).
【００３７】図９および図１０には、丸形パイプを部分
的に補強する例、例えばインパクトビームの長さ方向中
央を補強する一例が示されている。この例を本発明の第
２の実施例として説明すれば、補強子７は、図９の拡大
した図部分および図１０の右側に図示されているように
丸形パイプで構成されるインパクトビーム１５内に挿入
可能な外形の帯板８ｂを補強心材８とし、この補強心材
８の厚み方向両側の側面（外面）に帯状の熱硬化型発泡
シート１６を貼付した構造となっている。FIGS. 9 and 10 show an example in which a round pipe is partially reinforced, for example, in the longitudinal direction of an impact beam.
An example of reinforcing the center is shown. If this example is described as a second embodiment of the present invention, the reinforcing member 7 is formed as shown in the enlarged view of FIG. 9 and the right side of FIG.
A strip 8b having an outer shape that can be inserted into the impact beam 15 constituted by a round pipe is used as the reinforcing core 8, and a strip-shaped thermosetting foam sheet 16 is attached to both side surfaces (outer surfaces) of the reinforcing core 8 on both sides in the thickness direction. It has a structure.
【００３８】補強は、ボディ組立工程の際、パイプの補
強を要する部分、例えば長さ方向中央部分に、該パイプ
の長さ方向に沿って補強子７が挿入されたインパクトビ
ーム１５をドア２ａに装着し、その後、第１の実施例で
述べたのと同様、焼付け塗装工程のとき、同工程の熱に
よって、図１０の左側に図示されているように熱硬化型
発泡シート１６，１６を発泡させることによって行なわ
れる。すなわち、帯板８ｂの両側面で行なわれる熱硬化
型発泡シート１６，１６の発泡により、帯板８ｂが丸形
パイプの中央で長手方向沿いに固定される。と共に丸形
パイプ自身が、パイプ内部に充填される熱硬化型発泡シ
ート１６，１６により、内側から均一に補強され、パイ
プの中央部分、すなわちインパクトビーム１５の中央部
分が部分的に、パイプ中央の帯板８ｂ、パイプ内部に充
填された発泡硬化した発泡材で補強される。つまり、丸
形パイプの補強しようとする部分は、丸形を活かしたあ
らゆる方向の衝撃に耐える補強が行なわれる。 The reinforcement, when the body assembly process, the portion requiring reinforcement of the pipe, for example in the central longitudinal portion, the pipe
The impact beam 15 into which the reinforcing member 7 is inserted along the length direction is attached to the door 2a, and then, as described in the first embodiment, at the time of the baking coating process, This is performed by foaming the thermosetting foam sheets 16, 16 as shown on the left side of FIG.
It is. That is, thermosetting performed on both sides of the strip 8b
The band plate 8b has a round shape due to the foaming of the mold foam sheets 16 and 16.
It is fixed along the longitudinal direction at the center of the pipe. Round with
The pipe itself is a thermosetting foam foam filled inside the pipe.
The central portion of the pipe, that is, the central portion of the impact beam 15 is partially filled with the band plate 8b at the center of the pipe and the inside of the pipe.
Reinforced with filled foam-cured foam. In other words, the circle
The part of the pipe to be reinforced uses a round shape.
Reinforcement to withstand shocks in all directions is performed.
【００３９】但し、図７ないし図９において、上述した
第１の実施例と同じ構成部分には同一の符号を付してそ
の説明を省略した。なお、上述した第１，第２の両実施
例では、焼付け塗装工程において発泡シ−トを発泡させ
たが、電着液浸漬前の工程において、焼付け塗装工程と
は別の加熱発泡工程により加熱発泡工程により発泡させ
ることも可能である。However, in FIGS. 7 to 9, the same components as those in the first embodiment described above are denoted by the same reference numerals, and description thereof is omitted. In both the first and second embodiments described above, the foam sheet was foamed in the baking coating process. However, in the process before immersion in the electrodeposition liquid, heating was performed by a heating and foaming process different from the baking coating process. It is also possible to foam by a foaming process.
【００４０】[0040]
【発明の効果】以上説明したように請求項１に記載の発
明によれば、補強しようとする目的の丸形パイプ内に、
熱硬化型発泡シートを厚み方向両側面に貼付した帯板を
挿入するだけの構造で、別途、固定手段、別途、発泡材
を充填する作業を必要とせずに、簡単に補強しようとす
るパイプの部分を、帯板と発泡材とにより、丸形をいか
したあらゆる方向の衝撃に耐えるように補強できる。According to the first aspect of the present invention, as described above , a round pipe to be reinforced is provided with :
A strip with thermosetting foam sheet attached on both sides in the thickness direction
With a structure that only inserts, it does not require separate fixing means and separate work of filling with foam material.
It can be reinforced to withstand impacts in all directions .
【００４１】請求項２に記載の発明によれば、繋ぎ合わ
せる筒状部材の数量を変えるだけで、補強を必要とする
部位の長さに自在に対応できる。 請求項３に記載の発明
によれば、筒状部材に空き缶を用いたので、資源を有効
に活用して、目的とする部位を補強することができる。
しかも、空き缶の端にある端壁により、高い剛性強度が
得られ、高い補強が期待できる。 [0041] According to the invention described in claim 2, Awa tie
So simply by changing the quantity of the tubular member, it requires a reinforcement
Can be freely adapted to the length of the site. The invention according to claim 3
According to, resources are effective because empty cans are used for the cylindrical member
To reinforce the target site.
In addition, the end wall at the end of the empty can provides high rigidity
High reinforcement can be expected.
【図１】本発明の第１の実施例に係るサイドシルが補強
されたボディを示す斜視図。FIG. 1 is a perspective view showing a body with a reinforced side sill according to a first embodiment of the present invention.
【図２】（ａ）は、同サイドシルを補強する発泡前の補
強子を、センタピラ−が交わるサイドシル部分内に位置
決め配置した状態と共に示す斜視図。（ｂ）は、同補強
子の熱硬化型発泡シ−トが焼付け塗装工程の熱に反応し
て発泡した状態を示す斜視図。FIG. 2A is a perspective view showing a reinforcing member before foaming for reinforcing the side sill, together with a state in which the reinforcing member is positioned and arranged in a side sill portion where a center pillar intersects. (B) is a perspective view showing a state in which the thermosetting foam sheet of the reinforcing element has foamed in response to the heat of the baking coating process.
【図３】ボディの組立ラインを流用して、補強子がサイ
ドシル内に固定されるまでを説明するための図。FIG. 3 is a view for explaining a process until a reinforcing element is fixed in a side sill using a body assembly line.
【図４】ボディ組立工程で行われるサイドシルの組立て
に伴って、同サイドシル内に補強子が位置決め配置され
るまでを説明するための図。FIG. 4 is a view for explaining until a reinforcing element is positioned and arranged in the side sill in association with the side sill being assembled in a body assembling step.
【図５】（ａ）は、同サイドシルの組立てによって、セ
ンタピラ−が交わるサイドシル部分内に補強子が配置さ
れた状態を示す正面図。（ｂ）は、同側断面図。FIG. 5A is a front view showing a state in which a reinforcing element is arranged in a side sill portion where a center pillar intersects by assembling the side sill. (B) is the same side sectional view.
【図６】（ａ）は、同サイドシル部分内において補強子
の熱硬化型発泡シ−トが焼付け塗装工程の熱に反応して
発泡した状態を示す正面図。（ｂ）は、同側断面図。FIG. 6A is a front view showing a state in which the thermosetting foam sheet of the reinforcing element has foamed in the side sill portion in response to the heat of the baking coating process. (B) is the same side sectional view.
【図７】（ａ），（ｂ）は、それぞれ異なる補強子の構
造を示す正面図。FIGS. 7 (a) and 7 (b) are front views each showing a different reinforcing element structure.
【図８】異なる補強子を、同補強子がサイドシル内に配
置された状態および熱硬化型発泡シ−トが発泡した状態
と共に示す図。FIG. 8 is a view showing different reinforcing elements together with a state in which the reinforcing elements are arranged in a side sill and a state in which a thermosetting foam sheet is foamed.
【図９】本発明の第２の実施例に係るインパクトビ−ム
を、ドアと共に示した図。FIG. 9 is a diagram showing an impact beam according to a second embodiment of the present invention together with a door.
【図１０】同インパクトビ−ムを補強する補強子を、同
補強子がインパクトビ−ム内に配置された状態および熱
硬化型発泡シ−トが発泡した状態と共に示す図。FIG. 10 is a view showing a reinforcing member for reinforcing the impact beam, together with a state where the reinforcing member is arranged in the impact beam and a state where the thermosetting foam sheet is foamed.
【図１１】サイドシルを補強した自動車を示す側面図。FIG. 11 is a side view showing an automobile in which a side sill is reinforced.
【図１２】従来のサイドシルを補強する構造を説明する
ための図。FIG. 12 is a view for explaining a structure for reinforcing a conventional side sill.
１…ボディ ２ａ…ドア ５…サイドシル ５ａ…サイドシル
アウタパネル ５ｂ…サイドシルインナパネル ７…補強子 ８…補強心材 ９，１０…熱硬化型発
泡シ−ト １５…インパクトビ−ムDESCRIPTION OF SYMBOLS 1 ... Body 2a ... Door 5 ... Side sill 5a ... Side sill outer panel 5b ... Side sill inner panel 7 ... Reinforcer 8 ... Reinforcement core material 9,10 ... Thermosetting foam sheet 15 ... Impact beam
───────────────────────────────────────────────────── フロントページの続き (72)発明者 三宅 考之 東京都港区芝五丁目33番８号 三菱自動 車工業株式会社内 (72)発明者 大橋 昌彦 愛知県稲沢市北麻績町沼１番５号 イイ ダ産業株式会社内 (72)発明者 渡邉 敦美 愛知県稲沢市北麻績町沼１番５号 イイ ダ産業株式会社内 (56)参考文献 特開 平２−306883（ＪＰ，Ａ) 実開 昭58−87668（ＪＰ，Ｕ) 実開 平３−118179（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B62D 25/00 - 25/08 B62D 25/14 - 25/22 B32B 5/20 B62D 29/04 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor: Nobuyuki Miyake 5-33-8 Shiba, Minato-ku, Tokyo Inside Mitsubishi Motors Corporation (72) Inventor: Masahiko Ohashi No. 1 Numa, Kita-Amami-cho, Inazawa, Aichi Prefecture No. 5 Inside Iida Sangyo Co., Ltd. (72) Inventor Atsumi Watanabe No. 1-5 Numa, Kitasama-cho, Inazawa-shi, Aichi Prefecture (56) References JP-A-2-306883 (JP, A) 58-87668 (JP, U) JP-A-3-118179 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) B62D 25/00-25/08 B62D 25/14- 25/22 B32B 5/20 B62D 29/04
Claims (3)
板からなり、前記ボディの組立工程において、前記ボデ
ィを構成する丸形パイプ内に該パイプの長さ方向に沿っ
て挿入され、前記熱硬化型発泡シートが前記ボディの加
熱発泡工程の熱と反応することによって固定される補強
子とを具備し、 前記補強子で前記丸形パイプを部分的に補強することを
特徴とするボディ構造。And 1. A body consists strip was affixed to the outer surface of both sides in the thickness direction of the heat-curable foam sheet plate, in the assembly process of the body, the length direction of the pipe to round pipe constituting the body Along
And a reinforcing element, wherein the thermosetting foam sheet is fixed by reacting with the heat of the heating and foaming step of the body.The reinforcing element partially reinforces the round pipe. Characteristic body structure.
発泡シートで繋ぎ合わせた複数の筒状部材からなり、前
記ボディの組立工程においてボディ構造部品の閉断面部
分内に設置され、前記熱硬化型発泡シートが前記ボディ
の加圧発泡工程の熱と反応することによって固定される
補強子とを具備してなることを特徴とするボディ構造。2. A closed cross-section of a body structural part in a body assembly process, comprising: a body; and a plurality of tubular members having a thermosetting foam sheet attached to an outer peripheral portion thereof and joined by the thermosetting foam sheet. A body structure comprising: a reinforcing member installed in a portion, wherein the thermosetting foam sheet is fixed by reacting with heat in a pressure foaming step of the body.
とする請求項２に記載のボディ構造。3. The body structure according to claim 2, wherein said tubular member is an empty can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5262542A JP3066518B2 (en) | 1993-10-20 | 1993-10-20 | Body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5262542A JP3066518B2 (en) | 1993-10-20 | 1993-10-20 | Body structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07117728A JPH07117728A (en) | 1995-05-09 |
| JP3066518B2 true JP3066518B2 (en) | 2000-07-17 |
Family
ID=17377262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5262542A Expired - Fee Related JP3066518B2 (en) | 1993-10-20 | 1993-10-20 | Body structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3066518B2 (en) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6168226B1 (en) | 1994-05-19 | 2001-01-02 | Henkel Corporation | Composite laminate automotive structures |
| US5755486A (en) | 1995-05-23 | 1998-05-26 | Novamax Technologies Holdings, Inc. | Composite structural reinforcement member |
| DE19856255C1 (en) | 1998-03-20 | 2000-01-20 | Moeller Plast Gmbh | Hollow profile with internal reinforcement |
| DE19858903B4 (en) * | 1998-12-19 | 2015-07-23 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Reinforcing element for a hollow body, in particular for a vehicle body spar, method for introducing such a reinforcing element into a hollow body and vehicle body with such a reinforced body spar |
| JP3428547B2 (en) * | 2000-01-20 | 2003-07-22 | 本田技研工業株式会社 | Pipe reinforcement structure |
| US6199940B1 (en) * | 2000-01-31 | 2001-03-13 | Sika Corporation | Tubular structural reinforcing member with thermally expansible foaming material |
| US6482486B1 (en) * | 2000-03-14 | 2002-11-19 | L&L Products | Heat activated reinforcing sleeve |
| KR100471478B1 (en) * | 2002-08-13 | 2005-03-08 | 현대자동차주식회사 | Soundproof structure of Automobile body |
| GB2421478A (en) | 2004-12-21 | 2006-06-28 | L & L Products Inc | Vehicle structure reinforcement member |
| DE102005041894B4 (en) * | 2005-09-03 | 2007-12-13 | Audi Ag | Carrier element, in particular in a motor vehicle |
| DE102005057707B4 (en) * | 2005-12-02 | 2014-01-02 | Audi Ag | A-pillar for a motor vehicle |
| JP2008247280A (en) * | 2007-03-30 | 2008-10-16 | Kobe Steel Ltd | Automotive composite member, and installation method for automotive composite member |
| US20090001758A1 (en) * | 2007-06-29 | 2009-01-01 | Sika Technology Ag | Expandable insert for hollow structure |
| DE102011116626A1 (en) * | 2011-10-20 | 2013-04-25 | Gm Global Technology Operations, Llc | Body for motor vehicle, comprises rocker panel and reinforcing element surrounded by multiple filling pieces spaced apart in its longitudinal direction, where filling pieces have recess filled from cross-section of reinforcing element |
| EP3487749B1 (en) | 2016-07-21 | 2021-10-06 | Zephyros, Inc. | Reinforcement structure |
| CN109982917B (en) | 2016-07-28 | 2022-04-05 | 泽菲罗斯有限公司 | Multi-stage deformation reinforcement structure for absorbing impact |
| DE102022109388A1 (en) | 2022-04-15 | 2023-10-19 | Ford Global Technologies Llc | Component, in particular sill arrangement of a motor vehicle, in lightweight construction and with improved energy absorption capacity |
| DE102022113527A1 (en) | 2022-05-30 | 2023-11-30 | Audi Aktiengesellschaft | Sill arrangement and reinforcing element with centering elements for a motor vehicle, motor vehicle with sill arrangement |
-
1993
- 1993-10-20 JP JP5262542A patent/JP3066518B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07117728A (en) | 1995-05-09 |
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