JP2006001472A - Clearance filling unit - Google Patents

Clearance filling unit Download PDF

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JP2006001472A
JP2006001472A JP2004181569A JP2004181569A JP2006001472A JP 2006001472 A JP2006001472 A JP 2006001472A JP 2004181569 A JP2004181569 A JP 2004181569A JP 2004181569 A JP2004181569 A JP 2004181569A JP 2006001472 A JP2006001472 A JP 2006001472A
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base material
foaming base
foaming
support plate
member
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JP4990481B2 (en )
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Akira Yamada
山田  明
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Iida Sangyo Kk
イイダ産業株式会社
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PROBLEM TO BE SOLVED: To provide a clearance filling unit capable of effectively filling a foaming body in a clearance of a hollow structure body by suppressing inconvenience caused by residual stress of a foaming base material.
SOLUTION: The clearance filling unit 11 is provided with the foaming base material 12; and a support member 13 for supporting the foaming base material 12 in a pillar. The foaming base material 12 is expanded by heating to form the foaming body. The support member 13 is provided with a support plate 14 for fixing the foaming base material 12. The foaming base material 12 forms a frame-like shape along an outer peripheral edge of the support plate 14 and is fixed to the outer peripheral edge of the support plate 14. A circumferential wall part 15 is standingly provided at an inner side than the outer peripheral edge of the support plate 14 and is provided so as to run along an inner periphery of the foaming base material 12. A frame plate 16 is provided on the circumferential wall part 15 so as to extend toward the outside. The clearance filling unit 11 is the one in which the foaming body is filled in the clearance in the pillar and sound-absorption property, sound-shielding property, damping property, dust-prevention property or the like of the pillar are enhanced by the foaming body.
COPYRIGHT: (C)2006,JPO&NCIPI

Description

本発明は、例えば車両のピラー等に代表される中空構造体における内部の空隙に発泡体を充填する空隙充填具に関するものである。 The present invention is, for example, relates void filling device for filling a foam inside the voids in the hollow structure typified by a pillar of the vehicle.

従来、車両のピラー等に代表される中空構造体における内部の空隙には発泡体が充填され、その発泡体によって中空構造体の制振性や遮音性を高めることが行われている。 Conventionally, the inside of the voids in the hollow structure typified by a pillar of the vehicle is foam filled, to enhance the vibration damping property and sound insulating properties of the hollow structures is performed by the foam. 中空構造体の空隙に発泡体を充填するには空隙充填具が使用される。 To fill the foam into the void of the hollow structure the void filling device is used. この空隙充填具は、加熱により発泡して発泡体を形成する発泡基材と、同発泡基材を中空構造体の内部に支持する支持部材とを備えている。 The void filling device is provided with a foam substrate to form a foam to foam, and a support member for supporting the same foam substrate in the interior of the hollow structural member by heating. この空隙充填具を使用するには、まず中空構造体の内部に空隙充填具を取り付ける。 To use the void filler device attaches the void filling member is first into the hollow structure. 次に、中空構造体をその外部から加熱すると、その熱が発泡基材の表面から内部へ伝わることにより、発泡基材が軟化するとともに発泡する。 Next, heating of the hollow structure from the outside, by which the heat is transferred from the surface to the interior of the foaming base material, the foaming base material is foamed with softened. その発泡に伴って膨張した発泡基材が硬化することにより、発泡体が形成される。 By foaming base material in which expanded along with the foam is cured, the foam is formed. その結果、中空構造体の内部における空隙に発泡体が充填される。 As a result, the foam is filled in voids in the interior of the hollow structure.

この種の空隙充填具は、中空構造体の空隙を効率的に閉塞することが望まれている。 This kind of void filling device is desired to occlude the void of the hollow structure efficiently. そのためには、発泡基材の発泡(膨張)を所定の方向に促進させる必要がある。 For this purpose, it is necessary to promote foaming of the foaming base material (expanded) in a predetermined direction. 例えば、中空構造体としてのピラーに適用する場合、ピラーの長手方向ではなく、ピラーの長手方向と直交する方向へ発泡基材が発泡(膨張)すると、ピラーの空隙は発泡体によって効率的に充填されることになる。 For example, when applied to the pillar of a hollow structure, rather than the longitudinal direction of the pillar, the longitudinal direction of the foaming base material is foamed in a direction perpendicular (expansion) of the pillar Then, voids pillar efficiently filled with foam It is is will be. 例えば、特許文献1に記載の空隙充填具では、環状の発泡基材を支持する支持部材にせき壁が突設され、このせき壁によって発泡基材の内周面を支持するように構成されている。 For example, the void filling tool described in Patent Document 1, the weir wall projecting support member for supporting the annular foaming base material by the weir wall is configured to support an inner peripheral surface of the foam substrate there. そして、この空隙充填具はせき壁によって発泡基材が発泡(膨張)する方向を規制するように構成されている。 Then, the void filling device is configured to regulate the direction of the foaming base material is foamed (expanded) by the weir wall.
特開2003−146243号公報 JP 2003-146243 JP

ところで、発泡基材には、その成形過程で加わる応力が残留している。 Incidentally, the foaming base material, the stress applied in the molding process remaining. 発泡基材の残留応力は、発泡基材が加熱されて軟化する際に解放される。 Residual stress of the foaming base material is released when the foaming base material is softened by being heated. すると、発泡基材には、その残留応力に起因する変形(うねり)が発生する。 Then, the foaming base material, deformation (undulation) is generated due to the residual stress. その発泡基材はうねりの影響を受けつつ、発泡(膨張)するため、所定の方向に発泡(膨張)しにくい。 Its foaming base material while under the influence of waviness, for foaming (expansion), in a predetermined direction foaming (expansion) difficult. 上記文献の発泡基材は、その内周面がせき壁によって支持されているのみであるため、残留応力による発泡基材のうねりを抑制することは困難である。 Foam substrate of the document, because the inner peripheral surface is only supported by the weir wall, it is difficult to suppress the undulation of the foam substrate due to residual stress. その結果、発泡体によって中空構造体の空隙と発泡体との間に隙間が生じる等、中空構造体の空隙に発泡体を有効に充填することが困難となる。 As a result, it becomes difficult to effectively fill such a gap is formed between the gap and the foam of the hollow structural member by the foam, the foam in the void of the hollow structure.

本発明は、このような事情に鑑みてなされたものであり、その目的とするところは、発泡基材の残留応力に起因する不具合を抑制することにより、中空構造体の空隙に発泡体を有効に充填することができる空隙充填具を提供することにある。 The present invention has been made in view of such circumstances, it is an object by suppressing problems caused by residual stress of the foam substrate, enable the foam into the void of the hollow structure and to provide a void filling device capable of filling in.

上記の目的を達成するために請求項1に記載の発明は、外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材は前記発泡基材が固定される支持板を備え、前記発泡基材は、前記支持板の外周縁に沿う枠状をなすとともに前記支持板の外周縁に固定され、前記支持板の外周縁より内側には前記発泡基材の内周に沿う周壁部が立設され、同周壁部にはその外方へ延びる枠板が設けられていることを要旨とする。 The invention according to claim 1 in order to achieve the above object, a supporting member for supporting the foaming base material and the foaming base material to be foamed by external heating, void filling which is arranged inside the hollow structure in jig, the support member comprises a support plate, wherein the foaming base material is fixed, the foaming base material is fixed to the outer peripheral edge of the support plate with forming a frame shape along the outer peripheral edge of the support plate, wherein inside the outer periphery of the support plate is erected peripheral wall portion along the inner periphery of the foam substrate, the same peripheral wall, and summarized in that the frame plate extending to the outside is provided.

上記構成によれば、発泡基材が加熱変形する際において、発泡基材の残留応力に起因して発生する変形(うねり)を周壁部及び枠板で拘束することができる。 According to the above configuration, it is possible to foaming base material in the time of thermal deformation, to restrain deforming (swell) in the peripheral wall portion and the frame plate caused by the residual stress of the foam substrate. すなわち、発泡基材の残留応力が除去される際、周壁部及び枠板によって発泡基材におけるうねりの発生は抑制される。 That is, when the residual stress of the foaming base material is removed, generation of undulation in the foaming base material by the circumferential wall and the frame plate is suppressed. 従って、発泡基材の残留応力に起因する不具合を抑制した状態で、発泡基材が発泡(膨張)する方向は周壁部及び枠板によって規制されるため、中空構造体と空隙充填具との空隙に発泡体を有効に充填することができる。 Thus, the gap between while suppressing the problems caused by the residual stress of the foam substrate, since the foaming base material to be regulated by foaming (expansion) to the direction circumferential wall and the frame plate, the hollow structure and the void filling member it can be effectively filled with the foam.

請求項2に記載の発明は、請求項1に記載の発明において、前記周壁部及び枠板は前記発泡基材と離間して設けられ、前記発泡基材と前記周壁部との間に位置する支持板には前記中空構造体を塗装する際の処理液を流通する流通孔が設けられていることを要旨とする。 The invention of claim 2 is the invention according to claim 1, wherein the circumferential wall and the frame plate is provided apart from the foam substrate, positioned between said circumferential wall and said foam substrate the support plate is summarized in that the flow holes for circulating the processing solution at the time of painting the hollow structure is provided.

上記構成によれば、発泡基材の内周面よりも内側に支持板、周壁部及び枠板で囲まれる空間が形成されるため、その空間及び流通孔を通じて処理液を流通させることができる。 According to the above arrangement, since the inner support plate than the inner circumferential surface of the foam substrate, the space surrounded by the circumferential wall and the frame plate is formed, it is possible to distribute the processing solution through the space and flow holes. 従って、中空構造体の内部に処理液が滞留することを抑制することができる。 Therefore, it is possible inside the treatment liquid of the hollow structure to prevent the staying.

上記の目的を達成するために請求項3に記載の発明は、外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材には複数の突起部が立設され、同突起部が前記発泡基材に挿入されることにより、前記発泡基材の加熱に伴う変形を規制することを要旨とする。 The invention according to claim 3 in order to achieve the above object, a supporting member for supporting the foaming base material and the foaming base material to be foamed by external heating, void filling which is arranged inside the hollow structure in ingredients, the support member is erected a plurality of protrusions, by the protrusion is inserted into the foam substrate, and summarized in that to regulate the deformation caused by heating of the foaming base material.

上記の目的を達成するために請求項4に記載の発明は、外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材には柱状をなす突起部が複数立設され、同突起部が前記発泡基材に挿入されていることを要旨とする。 The invention according to claim 4 in order to achieve the above object, a supporting member for supporting the foaming base material and the foaming base material to be foamed by external heating, void filling which is arranged inside the hollow structure in tool, the protrusions forming the columnar the supporting member is more upright, and summarized in that the protrusion is inserted into the foam substrate.

請求項3及び請求項4の構成によれば、発泡基材に挿入される突起部によって、発泡基材の変形を規制しつつ、発泡基材の残留応力が除去される。 According to the configuration of claim 3 and claim 4, the projecting portion inserted into foam substrate, while regulating the deformation of the foam substrate, the residual stress of the foam substrate is removed. 従って、発泡基材におけるうねりの発生は抑制される。 Thus, the occurrence of waviness in the foaming base material is suppressed. すなわち、発泡基材の残留応力に起因する不具合が抑制され、その結果、中空構造体と空隙充填具との空隙に発泡体を有効に充填することができる。 That is, problems caused by the residual stress of the foaming base material is suppressed, as a result, it is possible to effectively fill the foam in the gap between the hollow structure and the void filling member. さらに、請求項4の構成によれば、突起部を柱状に形成することで、突起部の延びる方向へ発泡基材が発泡(膨張)するときの抵抗を抑制することができる。 Further, according to the configuration of claim 4, by forming the protrusions in a columnar shape, it is possible to suppress the resistance when the direction to the foam substrate of extension of the protrusion foams (expansion).

請求項5に記載の発明は、請求項3又は請求項4に記載の発明において、前記突起部は支持部材の外周縁に沿って配列されていることを要旨とする。 The invention of claim 5 is the invention according to claim 3 or claim 4, wherein the protruding portion is summarized in that are arranged along the outer peripheral edge of the support member.
上記構成によれば、発泡基材が加熱変形する際において、支持部材の外周縁における発泡基材の変形が抑制されるため、発泡基材が支持部材の外周縁から垂れ下がることが抑制される。 According to the above arrangement, the foaming base material in the time of thermal deformation, the deformation of the foam substrate at the outer peripheral edge of the support member is suppressed, the foaming base material hangs from an outer peripheral edge of the support member is prevented. その結果、中空構造体と空隙充填具との空隙に発泡体を有効に充填することができる。 As a result, it is possible to effectively fill the foam in the gap between the hollow structure and the void filling member.

本発明によれば、発泡基材の残留応力に起因する不具合を抑制することにより、中空構造体の空隙に発泡体を有効に充填することができる。 According to the present invention, by suppressing problems caused by residual stress of the foaming base material can be effectively filled with the foam into the void of the hollow structure.

(第1の実施形態) (First Embodiment)
以下、本発明を車両のピラーに適用する空隙充填具に具体化した第1の実施形態を図1〜図3に基づいて詳細に説明する。 Hereinafter, the present invention will be described in detail with reference to the first embodiment embodying the void filling member to be applied to the pillar of the vehicle in FIGS.

図1及び図2に示すように、空隙充填具11は四角枠状の発泡基材12と、四角形状の支持部材13とを備えている。 As shown in FIGS. 1 and 2, void filling device 11 comprises a rectangular frame of the foaming base material 12, and a square-shaped support member 13. この支持部材13は四角枠状の支持板14を備え、支持板14には発泡基材12が固定されている。 The support member 13 has a rectangular frame-like support plate 14, the support plate 14 is foaming base material 12 is fixed. 図3(a)に示すように、支持部材13は中空構造体としての筒状のピラー51の内部に支持されるように構成され、空隙充填具11はピラー51の内部に配置される。 As shown in FIG. 3 (a), the supporting member 13 is configured to be supported within the tubular pillars 51 of a hollow structure, void filling member 11 is disposed within the pillar 51. なお、ピラー51は一対の鋼板から構成され、各鋼板の鍔部同士が溶接等によって接合されることにより筒状に形成される。 Incidentally, the pillar 51 is composed of a pair of steel plate, the flange portions of each steel sheet is formed into a cylindrical shape by being joined by welding or the like.

図1及び図2に示すように発泡基材12は、支持板14の外周縁に沿う枠状をなすとともにその支持板14の外周縁に固定されている。 1 and foaming base as shown in FIG. 2 material 12 is fixed to the outer peripheral edge of the support plate 14 with forming a frame shape along the outer peripheral edge of the support plate 14. 発泡基材12の大きさは、発泡基材12をピラー51の内部に配置した際に、発泡基材12の外周面とピラー51の内面との間に所定の間隔が設けられるように設定される。 The size of the foaming base material 12, when placing the foaming base material 12 in the interior of the pillar 51, a predetermined interval is set to be provided between the inner surface of the outer peripheral surface and the pillar 51 of the foaming base material 12 that. この発泡基材12は、図示しない係止孔、係止爪等を利用する係止手段、接着剤による接着等により支持部材13に固定されている。 The foaming base material 12, a locking means for utilizing locking hole (not shown), the locking pawl or the like, is fixed to the support member 13 by bonding or the like with an adhesive.

発泡基材12は発泡材料から形成されることによって、加熱によって発泡するように構成されている。 Foaming base material 12 by being formed from foamed material, it is adapted to foam by heating. 発泡材料には、合成樹脂、発泡剤、架橋剤、充填剤等が含有されている。 The foam material, synthetic resin, blowing agents, crosslinking agents, fillers, and the like are contained. 合成樹脂としては熱硬化性樹脂や熱可塑性樹脂が挙げられる。 The synthetic resin include thermosetting resins and thermoplastic resins. 熱硬化性樹脂としてはエポキシ樹脂、フェノール樹脂、ウレタン樹脂、アクリル樹脂等が挙げられる。 Epoxy The thermosetting resin resins, phenol resins, urethane resins, and acrylic resins. 熱可塑性樹脂としてはポリオレフィン、EVA(エチレン/ビニルアセテートコポリマー)、EPM(エチレン/プロピレンゴム)、SBS(スチレン/ブタジエン/スチレンブロックコポリマー)等が挙げられる。 As the thermoplastic resin polyolefin, EVA (ethylene / vinyl acetate copolymer), EPM (ethylene / propylene rubber), or the like SBS (styrene / butadiene / styrene block copolymer). 発泡剤としてはアゾジカルボンアミド、ジニトロペンタメチレンテトラミン等、架橋剤としては周知のジメチルウレア、ジシアンジアミド、充填剤としては炭酸カルシウム、硫酸バリウム、フェライト、シリカ等が挙げられる。 Azodicarbonamide as a blowing agent, dinitropentamethylenetetramine, etc., known dimethylurea as the crosslinking agent, dicyandiamide, calcium carbonate as a filler, barium sulfate, ferrite, silica and the like.

支持板14の外周縁よりも内側、すなわち発泡基材12の内周面よりも内側には、四角枠状の周壁部15が支持板14と略直交して立設されている。 Inward from the outer peripheral edge of the support plate 14, i.e. on the inside of the inner circumferential surface of the foam substrate 12, rectangular frame-shaped peripheral wall portion 15 is erected substantially perpendicular to the support plate 14. 図2に示すように、この周壁部15は、発泡基材12の内周に沿うように設けられるとともに周壁部15の外周面は発泡基材12の内周面と離間するように構成されている。 As shown in FIG. 2, the peripheral wall portion 15, the outer peripheral surface of the peripheral wall portion 15 together is provided along the inner periphery of the foaming base material 12 is configured so as to be separated with the inner circumferential surface of the foam substrate 12 there.

図1及び図2に示すように、周壁部15には四角枠状の枠板16が周壁部15からその外方へ向かって延びるように設けられている。 As shown in FIGS. 1 and 2, the peripheral wall 15 a rectangular frame-like frame plate 16 is provided so as to extend toward the peripheral wall portion 15 to the outside. この枠板16は、発泡基材12と離間するように構成され、図2に示すように発泡基材12の内周面よりも内側には支持板14、周壁部15及び枠板16に囲まれる空間17が形成されている。 The frame plate 16 is configured so as to be separated with the foaming base material 12, the inside of the inner circumferential surface of the foam substrate 12 as shown in FIG. 2 enclosed by the support plate 14, circumferential wall 15 and the frame plate 16 space 17 is formed. 発泡基材12と周壁部15との間に位置する支持板14にはピラー51を塗装する際の処理液を流通する四角形状の流通孔14aが複数貫設されている。 Rectangular communication holes 14a in the support plate 14 for circulating the processing solution at the time of painting the pillars 51 located between the foam substrate 12 and the peripheral wall portion 15 are a plurality penetrated. そして、これらの流通孔14aによって支持板14の厚さ方向に電着液、水洗液等の処理液が流通するように構成されている。 The electrodeposition liquid in the thickness direction of the support plate 14 by these circulation holes 14a, the process of washing liquid and the like are configured to flow.

枠板16の内側は、四角板状の閉塞板18によって閉塞されるように構成されている。 Inside of the frame plate 16 is configured to be closed by a rectangular plate-shaped closing plate 18. また、支持板14の一側縁には係合突起19が突設されている。 The engaging projection 19 is projected from one side edge of the support plate 14. 図3(a)に示すように、この係合突起19はピラー51を構成する鋼板に貫設される取付孔52に係合される。 As shown in FIG. 3 (a), the engaging projection 19 is engaged in mounting hole 52 formed through a steel plate constituting the pillars 51. これにより、支持部材13がピラー51の内部に支持されるように構成されている。 Thus, the support member 13 is configured to be supported within the pillar 51.

支持板14、周壁部15及び枠板16から構成される支持部材13は、ナイロン等の熱可塑性樹脂によって一体成形される。 Supporting plate 14, the support composed of the peripheral wall portion 15 and the frame plate 16 member 13 is integrally molded of a thermoplastic resin such as nylon. なお、支持部材13を構成する熱可塑性樹脂は、発泡基材12を加熱発泡させる際における変形を抑制するために、発泡材料が発泡する温度よりも高い軟化温度を有するものが好ましい。 Incidentally, the thermoplastic resin constituting the supporting member 13, in order to suppress deformation at the time to heat foaming the foaming base material 12, preferably has a softening temperature higher than the temperature at which the foam material foams.

支持部材13には、図示しない係止孔、係止爪等を利用する係止部が設けられ、発泡基材12は係止部によって支持板14に固定される。 The support member 13, locking holes (not shown), the locking portion is provided utilizing the locking pawl or the like, the foam substrate 12 is fixed to the support plate 14 by a locking unit. また、発泡基材12は接着剤による接着によっても支持板14に固定することも可能である。 Also, the foaming base material 12 can be also fixed to the support plate 14 by adhesive bonding.

図3(a)に示すように、周壁部15の外周面と発泡基材12の内周面との間隙寸法Lは、発泡基材12の幅寸法をD(以下、基材幅寸法Dという)とした場合、基材幅寸法Dの1/3(=D/3)よりも大きいことが好ましく、基材幅寸法Dの1/2(=D/2)よりも大きいことがさらに好ましい。 As shown in FIG. 3 (a), the gap dimension L between the inner peripheral surface of the outer peripheral surface and the foam substrate 12 of the peripheral wall portion 15, the width of the foam substrate 12 D (hereinafter, referred to as base width dimension D ) and the case is preferably larger than 1/3 (= D / 3) of the base material width dimension D, more preferably greater than 1/2 (= D / 2) of the base material width dimension D. この間隙寸法Lが基材幅寸法D/3以下であると、処理液が流通しにくくなるおそれがある。 When the gap size L is not more than the base width dimension D / 3, there is a risk that the processing solution is less likely to flow. また、間隙寸法Lは基材幅寸法D×1.5よりも小さいことが好ましく、基材幅寸法Dよりも小さいことがさらに好ましい。 Further, it is preferable gap size L is smaller than the base width dimension D × 1.5, smaller than the substrate width dimension D is more preferred. この間隙寸法Lが基材幅寸法D×1.5以上であると、周壁部15によって発泡基材12の発泡(膨張)方向を有効に規制することが困難となるおそれがある。 When the gap size L is a substrate width D × 1.5 or more, it may become difficult to effectively regulate the foaming (expansion) direction of the foaming base material 12 by the peripheral wall 15. 周壁部15の高さ寸法Hは発泡基材12の厚さ寸法Tよりも大きく設定され、この周壁部15によって発泡基材12の発泡(膨張)する方向が十分に規制されるように構成されている。 Height H of the peripheral wall portion 15 is set larger than the thickness T of the foam substrate 12 is configured as by the peripheral wall portion 15 is a direction of foaming of the foaming base material 12 (the expansion) is sufficiently regulated ing. 周壁部15の外周面から枠板16が突出する突出幅である突出幅寸法dは、発泡基材12を支持部材13に固定し易いという観点から、前記間隙寸法Lよりも小さいことが好ましい。 Projecting width d the frame plate 16 from the outer peripheral surface is a protruding length which protrudes in the circumferential wall portion 15, from the viewpoint of ease of fixation of the foaming base material 12 to the support member 13 is preferably smaller than the gap dimension L.

さて、この空隙充填具11を使用するには、まず係合突起19を取付孔52に係合することにより、空隙充填具11を一方の鋼板の内側に固定する。 Now, using this void filling tool 11, by engaging the engagement projections 19 into the mounting hole 52 First, to fix the gap filling member 11 to the inside of one of the steel sheet. 続いて、各鋼板の鍔部同士を溶接等によって接合することにより、ピラー51を形成する。 Subsequently, by joining by welding or the like flange portions of each steel plate to form the pillars 51. このとき、空隙充填具11は支持板14がピラー51の長手方向に略直行するように配置される。 At this time, void filling device 11 has a support plate 14 is arranged so as to be substantially perpendicular to the longitudinal direction of the pillar 51. ピラー51を有する車両ボディには電着塗装、焼付塗装等の塗装が施される。 The electrodeposition coating on the vehicle body with a pillar 51, painting such as baking is applied. ここで、車両ボディの電着塗装工程において、車両ボディは電着液が貯留される電着槽、水洗液が貯留される水洗槽等の処理槽に浸漬された後、その処理槽から引き上げられる。 Here, in the electrodeposition coating process of a vehicle body, an electrodeposition tank vehicle body which electrodeposition liquid is stored, after the washing liquid has been immersed in the treatment tank of the washing tank or the like is stored, is pulled from the processing tank . このとき、周壁部15及び枠板16は発泡基材12から離間して設けられている。 At this time, the peripheral wall portion 15 and the frame plate 16 is disposed away from the foam substrate 12. さらに、発泡基材12と周壁部15との間に位置する支持板14には、流通孔14aが設けられている。 Further, the support plate 14 positioned between the foam substrate 12 and the peripheral wall portion 15, the passage hole 14a is provided. そのため、電着液、水洗液等の処理液は空間17及び流通孔14aを通じてピラー51の長手方向に流通することができる。 Therefore, the electrodeposition liquid, the treatment liquid of the washing liquid or the like can be distributed in the longitudinal direction of the pillar 51 through the space 17 and the flow holes 14a.

続いて、車両の製造工程において車両ボディが乾燥炉内で加熱される際に、空隙充填具11は所定の温度で所定の時間加熱される。 Subsequently, when the vehicle body is heated in a drying oven in a manufacturing process of a vehicle, void filling member 11 is heated at a predetermined temperature for a predetermined time. それに伴って発泡基材12が外部から加熱されると、発泡基材12の軟化が開始するとともに、発泡基材12の残留応力が開放される。 When the foaming base material 12 with it is heated from the outside, with a softening of the foam substrate 12 is started, the residual stress of the foaming base material 12 is opened.

このとき、支持板14には周壁部15が設けられるとともに、その周壁部15には枠板16が設けられている。 At this time, the peripheral wall portion 15 is provided on the support plate 14, the frame plate 16 is provided at the peripheral wall portion 15. そのため、図3(b)に示すように、残留応力によって発泡基材12がうねりを伴って変形する際に、その変形を周壁部15及び枠板16で拘束することができる。 Therefore, as shown in FIG. 3 (b), it is possible to foam substrate 12 by the residual stress at the time of deforming with the swell, to restrain the deformation wall portion 15 and the frame plate 16. 次いで、発泡基材12が発泡(膨張)を開始すると、周壁部15及び枠板16によってその発泡(膨張)する方向が規制される。 Then, when the foaming base material 12 starts foaming (expansion), the direction of the foam by the peripheral wall 15 and the frame plate 16 (the expansion) is restricted. そのため、図3(c)に示すように発泡基材12を空隙充填具11とピラー51との空隙を塞ぐ方向、すなわちピラー51の長手方向に略直交する方向に発泡(膨張)させることができる。 Therefore, it is possible to a direction to close the gap between the void filling member 11 and the pillar 51 to the foam substrate 12 as shown in FIG. 3 (c), i.e. the foam in the direction substantially perpendicular to the longitudinal direction of the pillar 51 (expansion) . 続いて、発泡した発泡基材12が発泡材料に含有する合成樹脂の架橋反応等によって硬化することにより、発泡体20が形成される。 Subsequently, it foamed foaming base material 12 is by curing by cross-linking reaction of the synthetic resin containing the foam material, the foam 20 is formed. このように、発泡体20がピラー51の内部における空隙に充填され、この発泡体20によってピラー51の吸音性、遮音性、制振性、防塵性等が高められる。 Thus, the foam 20 is filled into the voids inside of the pillar 51, sound absorbing pillar 51 by the foam 20, sound insulation, vibration damping property, dust resistance, etc. can be improved.

第1の実施形態によって発揮される効果について、以下に記載する。 The effect exerted by the first embodiment will be described below.
・ 支持部材13を構成する支持板14には、発泡基材12が固定されるとともに周壁部15が発泡基材12の内周に沿って立設されている。 - the supporting plate 14 constituting the support member 13, the peripheral wall 15 together with the foaming base material 12 is fixed is erected along the inner periphery of the foaming base material 12. さらに、周壁部15には外方に延びる枠板16が設けられている。 Further, the frame plate 16 extending outward is provided in the peripheral wall portion 15. そのため、発泡基材12が加熱変形する際において、発泡基材12の残留応力に起因して発生する変形(うねり)を周壁部15及び枠板16で拘束することができる。 Therefore, it is possible to foaming base material 12 at the time of thermal deformation, to restrain deforming (swell) in the peripheral wall portion 15 and the frame plate 16 caused by the residual stress of the foaming base material 12. すなわち、発泡基材12の残留応力が除去される際、周壁部15及び枠板16によって発泡基材12におけるうねりの発生は抑制される。 That is, when the residual stress of the foaming base material 12 is removed, generation of undulation in the foaming base material 12 by the circumferential wall 15 and the frame plate 16 is suppressed. 従って、発泡基材12の残留応力に起因する不具合を抑制した状態で、発泡基材12が発泡(膨張)する方向は周壁部15及び枠板16によって規制される。 Thus, while suppressing the problems caused by the residual stress of the foaming base material 12, the direction of the foaming base material 12 is foamed (expanded) is restricted by the peripheral wall 15 and the frame plate 16. よって、ピラー51と空隙充填具11との空隙に発泡体20を有効に充填することができる。 Therefore, it is possible to effectively fill the foam 20 in the gap between the pillars 51 and the void filling member 11.

・ 周壁部15及び枠板16は、発泡基材12と離間して設けられている。 - a peripheral wall portion 15 and the frame plate 16 is provided apart from the foam substrate 12. さらに、発泡基材12と周壁部15の間に位置する支持板14には、流通孔14aが設けられている。 Further, the support plate 14 positioned between the foam substrate 12 and the peripheral wall portion 15, the passage hole 14a is provided. この構成によれば、発泡基材12の内周面よりも内側に支持板14、周壁部15及び枠板16で囲まれる空間17が形成されるため、その空間17及び流通孔14aを通じて処理液を流通させることができる。 According to this arrangement, since the support plate 14 on the inner side of the inner circumferential surface of the foam substrate 12, a space 17 surrounded by the peripheral wall portion 15 and the frame plate 16 is formed, the treatment liquid through the space 17 and the flow holes 14a it can be distributed. 従って、ピラー51の内部に処理液が滞留することを抑制することができる。 Therefore, it is possible to prevent the processing solution from staying in the interior of the pillar 51.

なお、第1の実施形態を次のように変更して構成してもよい。 Incidentally, the first embodiment may be configured in the following forms.
・ 図4(a)に示すように、周壁部15の内側に閉塞板23を設けて支持部材24を構成してもよい。 · As shown in FIG. 4 (a), may constitute a support member 24 to the closure plate 23 is provided on the inner side of the peripheral wall portion 15. また、図4(b)に示すように支持板14の内側に閉塞板25を設けて支持部材26を構成してもよい。 It is also possible to constitute a support member 26 provided with a closure plate 25 inside the supporting plate 14 as shown in Figure 4 (b). このように構成しても、前記実施形態と同じ効果が得られる。 Even with such configuration, the same effect as the embodiment can be obtained.

・ 前記周壁部15及び枠板16を発泡基材12と密着するように設けてもよい。 - the peripheral wall portion 15 and the frame plate 16 may be provided so as to be in intimate contact with the foam substrate 12.
・ 前記支持板14に対して周壁部15を略直交して設けずに、支持板14に対して所定の角度を有して立設してもよい。 - it said without providing substantially perpendicular to the peripheral wall portion 15 relative to the support plate 14 may be erected at a predetermined angle with respect to the support plate 14.

・ 前記流通孔14aを設けずに構成してもよい。 - it may be configured without providing the communication holes 14a.
・ 流通孔14aの形状は円形状、三角形状等、他の形状に変更してもよい。 And shape of the communication holes 14a may be modified circular, triangular, etc., other shapes. また、流通孔14aは一個でもよく、複数設けてもよい。 Further, communication holes 14a may even one, may be multiply provided. 空隙充填具11が傾斜していても、処理液を円滑に流出させることができることから、流通孔14aは所定の間隔をおいて支持板14の全周にわたって複数設けられることが好ましい。 Be void filling member 11 is inclined, since it is possible to smoothly flow out of the treatment liquid, flow holes 14a, it is preferable to plurality over the entire circumference of the support plate 14 at predetermined intervals.

・ 前記支持板14を四角板状以外の形状、すなわち適用する中空構造体の形状に合わせて変更してもよい。 - wherein the shape of the support plate 14 other than the rectangular plate, that may be changed in accordance with the shape of the hollow structure to be applied. なお、前記発泡基材12、周壁部15及び枠板16の形状は、支持板の形状に合わせて変更すればよい。 The shape of the foaming base material 12, the peripheral wall portion 15 and the frame plate 16, may be changed in accordance with the shape of the support plate.

・ 前記発泡充填具をフロントピラー、センターピラー等のピラー51以外の中空構造体、例えばロッカーパネル、ドアの内部、建造物における各種中空パネル等に使用してもよい。 - the foam filling member to the front pillar, a hollow structure other than the pillar 51, such as the center pillar, for example rocker panels, interior doors, may be used in various hollow panels and the like in buildings.
(第2の実施形態) (Second Embodiment)
以下、本発明の第2の実施形態について、第1の実施形態と異なる点を中心に図5〜7に基づいて詳細に説明する。 Hereinafter, a second embodiment of the present invention will be described in detail with reference to Figures 5-7 will focus on the differences from the first embodiment.

図5及び図6に示すように、空隙充填具31は三角枠状の発泡基材32と、三角形状の支持部材33とを備えている。 As shown in FIGS. 5 and 6, the gap filling member 31 is provided with a triangular frame-shaped foam substrate 32, and a triangular support member 33. 支持部材33は、三角枠状の支持板34と、支持板34の外周縁内側に立設される周壁部35と、周壁部35の内側に設けられる閉塞部36とを備えている。 Support member 33 includes a triangular frame-shaped support plate 34, a peripheral wall 35 which is erected on the outer periphery inside of the support plate 34, and a closure portion 36 provided on the inner side of the peripheral wall portion 35. 支持板34には円柱状の突起部37が立設され、発泡基材32は突起部37が挿入された状態で、前記支持部材33に固定されている。 Cylindrical projection 37 is erected on the support plate 34, the foaming base material 32 in a state where the projection 37 is inserted, and is fixed to the support member 33.

突起部37は、支持板34の外周縁に沿って複数設けられている。 Protrusions 37 are provided along the outer peripheral edge of the support plate 34. ここで、外周縁に沿って設けられるとは、支持部材33(支持板34)の外周縁における隅部である外周縁隅部38同士を連結する部分、すなわち外周縁連結部39に沿って設けられることである。 Here, the provided along the outer peripheral edge, the portion connecting the outer peripheral Ensumi portion 38 between a corner at an outer peripheral edge of the support member 33 (support plate 34), i.e. along the outer edge connecting portion 39 is provided it is to be. 本実施形態における突起部37は、外周縁連結部39に加えて、外周縁隅部38に沿って設けられている。 Projection 37 in this embodiment, in addition to the outer peripheral edge coupling portion 39 is provided along the outer periphery Ensumi portion 38.

支持部材33の内側には、閉塞部36が発泡基材32の内側に膨出するように設けられ、閉塞部36の外周面には周壁部35が形成されている。 The inner support member 33, closing portion 36 is provided so as to bulge to the inside of the foaming base material 32, the outer peripheral surface of the closed portion 36 peripheral wall 35 is formed. この周壁部35は、その外周面によって発泡基材32の内周面を支持するように構成されている。 The peripheral wall 35 is configured so as to support the inner peripheral surface of the foam substrate 32 by an outer peripheral surface thereof. 発泡基材32には、突起部37が挿入される挿入孔40が突起部37に対応して貫設されている。 The foam substrate 32, an insertion hole 40 for protrusion 37 is inserted is formed through in correspondence with the projection 37. これらの挿入孔40に突起部37は挿入された状態で、発泡基材32は支持板34に固定されている。 Projection 37 of these insertion holes 40 in a state of being inserted, the foaming base material 32 is fixed to the support plate 34.

図5に示すように、突起部37の高さ寸法h1と発泡基材32の厚さ寸法h2の関係は、高さ寸法h1≧厚さ寸法h2の関係を満たすことが好ましい。 As shown in FIG. 5, the relationship between the thickness h2 of the height h1 of the projection 37 foam substrate 32 preferably satisfies the relation of height h1 ≧ thickness h2. この関係を満たすことにより、発泡基材32の加熱変形を十分に規制し易くなる。 By satisfying this relationship, it is easy to sufficiently regulate the heat deformation of the foam substrate 32.

さて、図7(a)に示すようにピラー51の内部に設けられた空隙充填具31は、乾燥炉内等において外部から所定の温度で所定の時間加熱される。 Now, void filling member 31 provided inside the so-pillar 51 as shown in FIG. 7 (a) is heated for a predetermined period of time from the outside at a predetermined temperature in the drying oven or the like. それに伴って発泡基材32が加熱されると、発泡基材32の軟化が開始するとともに、発泡基材32の残留応力が開放される。 When the foaming base material 32 with it is heated, with softening of the foaming base material 32 is started, the residual stress of the foaming base material 32 is opened. このとき、支持部材33には突起部37が突設され、これらの突起部37は発泡基材32に挿入されている。 At this time, the protrusion 37 is projected to the support member 33, these protrusions 37 are inserted into the foam substrate 32. そのため、残留応力によって発泡基材32が変形する際に、その変形が突起部37によって規制される。 Therefore, when the foaming base material 32 is deformed by the residual stress, the deformation is restricted by the projection 37. つまり、突起部37によって発泡基材32の変形を抑制しつつ、発泡基材32の残留応力が除去される。 In other words, while suppressing the deformation of the foam substrate 32 by the projection 37, the residual stress of the foaming base material 32 is removed. そのため、図7(b)に示すように発泡基材32を空隙充填具31とピラー51との空隙を塞ぐ方向、すなわちピラー51の長手方向に略直交する方向に発泡(膨張)させることができる。 Therefore, it is possible to a direction to close the gap between the void filling member 31 and the pillar 51 to the foam substrate 32 as shown in FIG. 7 (b), i.e. the foam in the direction substantially perpendicular to the longitudinal direction of the pillar 51 (expansion) . 続いて、発泡した発泡基材32が硬化することにより、発泡体41が形成される。 Then, by foaming base material 32 of foamed cures, the foam 41 is formed.

第2の実施形態によって発揮される効果について、以下に記載する。 The effect exerted by the second embodiment will be described below.
・ 支持部材33には複数の突起部37が立設され、同突起部37は発泡基材32に挿入されている。 - a plurality of protrusions 37 is erected on the supporting member 33, the projection 37 is inserted into the foam substrate 32. そして、突起部37によって発泡基材32の加熱に伴う変形が規制されるように構成されている。 Then, deformation due to heating of the foaming base material 32 is configured to be restricted by the projection 37. そのため、突起部37によって発泡基材32の変形を規制しつつ、発泡基材32の残留応力が除去される。 Therefore, while restricting the deformation of the foam substrate 32 by the projection 37, the residual stress of the foaming base material 32 is removed. 従って、発泡基材32におけるうねりの発生は抑制される。 Thus, the occurrence of waviness in the foaming base material 32 is suppressed. よって、発泡基材32の残留応力に起因する不具合が抑制される。 Therefore, malfunction can be suppressed due to the residual stress of the foaming base material 32. その結果、ピラー51と空隙充填具31との空隙に発泡体41を有効に充填することができる。 As a result, it is possible to effectively fill the foam 41 into the gap between the pillars 51 and the void filling member 31. さらに、突起部37を柱状に形成することで、発泡基材32の発泡(膨張)が阻害されることを極力避けることができる。 Further, by forming the projection 37 in a columnar shape, it can be avoided as much as possible that the foaming of the foaming base material 32 (the expansion) is inhibited. 突起部37を柱状に形成することで、突起部37の延びる方向へ発泡基材32が発泡(膨張)するときの抵抗を抑制することができる。 By forming the projection 37 in a columnar shape, it is possible to suppress the resistance when the foaming base material 32 in the direction of extension of the projecting portion 37 is expanded (inflated).

・ 突起部37は、支持部材33の外周縁に沿って配列されている。 · Protrusions 37 are arranged along the outer peripheral edge of the support member 33. この構成によれば、発泡基材32が加熱変形する際において、支持部材33の外周縁における発泡基材32の変形が抑制される。 According to this configuration, the time of foaming base material 32 is heat deformation, deformation of the foam substrate 32 in the outer periphery of the support member 33 is suppressed. そのため、発泡基材32が支持部材33の外周縁から垂れ下がることが抑制される。 Therefore, it is prevented that the foaming base material 32 hangs from the outer peripheral edge of the support member 33. その結果、ピラー51と空隙充填具31との空隙に発泡体41を有効に充填することができる。 As a result, it is possible to effectively fill the foam 41 into the gap between the pillars 51 and the void filling member 31.

・ 前記発泡基材32は枠状に形成されるとともに、支持部材33には周壁部35が設けられ、その周壁部35によって発泡基材32の内周面が支持されている。 · The foaming base material 32 is formed into a frame shape, the support member 33 is a peripheral wall portion 35 is provided, the inner peripheral surface of the foaming base material 32 is supported by the peripheral wall 35. 従って、その周壁部35によって発泡基材32が発泡(膨張)する方向を規制することができる。 Therefore, it is possible to regulate the direction of the foaming base material 32 is foamed (expanded) by the peripheral wall 35.

なお、第2の実施形態を次のように変更して構成してもよい。 Incidentally, the second embodiment may be configured in the following forms.
・ 前記突起部37を円柱状以外の形状、例えば四角柱状等の柱状や、四角形状、円錐状等の他の形状に変更してもよい。 - the protrusion 37 a shape other than cylindrical, or columnar e.g. quadrangular prism or the like, square shape, may be changed to other shapes of the conical shape.

・ 前記支持部材33に周壁部35を設けずに、支持部材33を平板状に変更してもよい。 - without providing the peripheral wall 35 to the support member 33, the support member 33 may be changed into a flat plate. この場合、発泡基材32を支持部材に合わせた形状に変更してもよい。 In this case, may be changed foaming base material 32 in the shape corresponding to the support member. さらに、突起部37を支持部材の外周縁に沿って配列する以外に、支持部材の中央部分に設けてもよい。 Furthermore, in addition to sequence along the projection 37 on the outer peripheral edge of the support member may be provided in a central portion of the support member. 加えて、突起部37をランダムに配置させてもよい。 In addition, the protrusions 37 may be randomly arranged.

・ 前記空隙充填具31を図8(a)及び図8(b)に示す空隙充填具42に変更してもよい。 · The void filling member 31 may be changed to void filling device 42 shown in FIG. 8 (a) and 8 (b). すなわち、支持部材43は、四角枠状の支持板44の内周面に四角板状の閉塞部45を設けて構成される。 That is, the support member 43 is configured to provide a rectangular plate-shaped closing part 45 on the inner peripheral surface of the rectangular frame-like support plate 44. 支持板44の外周面における略中央には、支持板44の周方向に沿って円柱状の突起部46が複数配列される。 At substantially the center of the outer peripheral surface of the support plate 44, cylindrical projections 46 are arrayed along the circumferential direction of the support plate 44. 四角枠状の発泡基材47は、挿入孔48に突起部46が挿入された状態で支持板44に固定される。 Rectangular frame foaming base material 47 is fixed to the support plate 44 in a state where the protrusion 46 is inserted into the insertion hole 48.

第1の実施形態における空隙充填具を示す分解斜視図。 It exploded perspective view of a void filling device in the first embodiment. 空隙充填具を示す斜視図。 Perspective view of a void filler device. (a)はピラーに装着された空隙充填具を示す断面図、(b)は発泡基材の軟化状態を示す断面図、(c)は発泡基材の発泡後を示す断面図。 (A) is a sectional view showing a void filling member mounted to the pillar, (b) is a sectional view showing a softened state of the foaming base material, (c) is a sectional view showing a post-foaming of the foaming base material. (a)及び(b)は第1の実施形態における空隙充填具の別例を示す部分断面図。 (A) and (b) are partial cross-sectional view showing another example of a void filling device in the first embodiment. 第2の実施形態における空隙充填具を示す分解斜視図。 It exploded perspective view of a void filling device in the second embodiment. 空隙充填具を示す斜視図。 Perspective view of a void filler device. (a)はピラーに装着された空隙充填具を示す断面図、(b)は発泡基材の発泡後を示す断面図。 (A) is a sectional view showing a void filling member mounted to the pillar, (b) is a sectional view of a post-foaming of the foaming base material. (a)は第2の実施形態における空隙充填具の別例を示す斜視図、(b)は8b−8b線における部分断面図 (A) is a perspective view showing another example of a void filling device according to the second embodiment, (b) is a partial sectional view of 8b-8b line

符号の説明 DESCRIPTION OF SYMBOLS

11,31,42…空隙充填具、12,32,47…発泡基材、13,24,26,33,43…支持部材、14,34,44…支持板、14a…流通孔、15,35…周壁部、16…枠板、17…空間、18,23,25…閉塞板、19…係合突起、20,41…発泡体、36,45…閉塞部、37,46…突起部、38…外周縁隅部、39…外周縁連結部、40,48…挿入孔、51…ピラー、52…取付孔。 11,31,42 ... void filling tool, 12,32,47 ... foam substrate, 13,24,26,33,43 ... support member, 14,34,44 ... supporting plate, 14a ... communication holes, 15, 35 ... peripheral wall portion, 16 ... frame plate, 17 ... space, 18,23,25 ... closing plate, 19 ... engaging projection, 20,41 ... foam, 36, 45 ... closing portion, 37, 46 ... protruding portion, 38 ... outer peripheral Ensumi portion, 39 ... outer circumferential edge connecting portion, 40, 48 ... insertion holes, 51 ... pillar, 52 ... mounting hole.

Claims (5)

  1. 外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材は前記発泡基材が固定される支持板を備え、前記発泡基材は、前記支持板の外周縁に沿う枠状をなすとともに前記支持板の外周縁に固定され、前記支持板の外周縁より内側には前記発泡基材の内周に沿う周壁部が立設され、同周壁部にはその外方へ延びる枠板が設けられていることを特徴とする空隙充填具。 And a support member for supporting the foaming base material and the foaming base material to be foamed by external heating, the void filling member which is disposed inside the hollow structure, the support plate wherein the support member is the foaming base material is fixed wherein the foaming base material, the conjunction forms a frame shape along the outer peripheral edge of the support plate is fixed to the outer peripheral edge of the support plate, the inner periphery of the support plate the foaming base material to the inside of the outer periphery of the It is erected a peripheral wall portion along the, in the peripheral wall void filling member, wherein a frame plate which extends to the outside is provided.
  2. 前記周壁部及び枠板は前記発泡基材と離間して設けられ、前記発泡基材と前記周壁部との間に位置する支持板には前記中空構造体を塗装する際の処理液を流通する流通孔が設けられている請求項1に記載の空隙充填具。 The circumferential wall and the frame plate is provided apart from the foam substrate, said support plate positioned between the foam substrate and the peripheral wall portion to flow a process liquid when coating the hollow structure void filling device of claim 1, flow hole is provided.
  3. 外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材には複数の突起部が立設され、同突起部が前記発泡基材に挿入されることにより、前記発泡基材の加熱に伴う変形を規制することを特徴とする空隙充填具。 And a support member for supporting the foaming base material and the foaming base material to be foamed by external heating, the void filling member which is disposed inside the hollow structure, a plurality of protrusions are erected on said supporting member, by the protruding portion is inserted into the foam substrate, void filling device, characterized by regulating the deformation caused by heating of the foaming base material.
  4. 外部加熱によって発泡する発泡基材と同発泡基材を支持する支持部材とを備え、中空構造体の内部に配置される空隙充填具において、前記支持部材には柱状をなす突起部が複数立設され、同突起部が前記発泡基材に挿入されていることを特徴とする空隙充填具。 And a support member for supporting the foaming base material and the foaming base material to be foamed by external heating, the void filling member which is disposed inside the hollow structure, a plurality upright is projecting portion forming a columnar to said support member is, void filling device, characterized in that the protrusion is inserted into the foam substrate.
  5. 前記突起部は支持部材の外周縁に沿って配列されている請求項3又は請求項4に記載の空隙充填具。 The protrusion and the void filling device of claim 3 or claim 4 are arranged along the outer peripheral edge of the support member.
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JP2008273035A (en) * 2007-04-27 2008-11-13 Iida Sangyo Kk Foam forming implement and its manufacturing method
JP2010522117A (en) * 2007-03-28 2010-07-01 ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェンHenkel AG & Co. KGaA The hollow space enclosed sound absorption baffle
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JP2014523657A (en) * 2011-05-11 2014-09-11 ジャガー・ランド・ローバー・リミテッドJaguar Land Rover Limited The assembly can be sealed by heat-curing and a manufacturing method thereof
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JP2007125859A (en) * 2005-11-07 2007-05-24 Iida Sangyo Kk Expansible shaped body and filling tool
JP2010522117A (en) * 2007-03-28 2010-07-01 ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェンHenkel AG & Co. KGaA The hollow space enclosed sound absorption baffle
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WO2017182606A1 (en) * 2016-04-22 2017-10-26 Sika Technology Ag Insulating element
EP3263425A1 (en) * 2016-06-27 2018-01-03 Sika Technology AG Insulation element

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