WO2016189700A1 - 車両用ドア構造 - Google Patents
車両用ドア構造 Download PDFInfo
- Publication number
- WO2016189700A1 WO2016189700A1 PCT/JP2015/065262 JP2015065262W WO2016189700A1 WO 2016189700 A1 WO2016189700 A1 WO 2016189700A1 JP 2015065262 W JP2015065262 W JP 2015065262W WO 2016189700 A1 WO2016189700 A1 WO 2016189700A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- door
- resin
- outer panel
- reinforcing member
- panel
- Prior art date
Links
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0455—Reinforcement elements integrated in door structure or other door elements, e.g. beam-like shapes stamped in inner door panel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/0412—Lower door structure
- B60J5/0415—Outer panel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
- B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
- B60J5/0427—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged along the lower edge of door
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
- B60J5/0438—Elongated type elements, e.g. beams, cables, belts or wires characterised by the type of elongated elements
- B60J5/0443—Beams
- B60J5/0444—Beams characterised by a special cross section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0456—Behaviour during impact
- B60J5/0458—Passive coupling of the reinforcement elements to the door or to the vehicle body
Definitions
- the present invention relates to a vehicle door structure.
- Patent Document 1 discloses a vehicle door including a synthetic resin door outer panel and an aluminum alloy door frame disposed inside the door panel.
- a frame component On the side sill side of the lower end of the door, a frame component is provided as a reinforcing member that extends in the longitudinal direction of the vehicle body.In the event of a side collision, the collision load input to the lower edge of the door outer panel passes through the frame component. Is transmitted to the side sills.
- the reinforcing member is only locked to the lower end portion of the door by the locking body provided on the door outer panel, and the fixing strength thereof is not sufficient. Therefore, a collision load is input to the lower edge portion of the door outer panel. In such a case, the door may fall off from the lower end of the door. For this reason, in the door structure, the collision load at the time of the side collision cannot be transmitted to the side sill via the reinforcing member, and there is a possibility that the desired collision performance cannot be exhibited.
- An object of the present invention is to provide a door structure capable of exhibiting a desired collision performance more reliably.
- One aspect of the present invention is a vehicle door structure including a reinforcing member that extends along a side sill on the door inner panel side of the lower part of the door outer panel.
- the reinforcing member has a first side surface facing the side sill in the vehicle width direction, and a second side surface extending from the first side surface to the door outer panel side, and the first side surface and the second side surface are door inners. It is joined to the panel.
- the reinforcing member provided on the door inner panel side of the door outer panel is joined to the door inner panel on the first side surface facing the side sill in the vehicle width direction. That is, the reinforcing member is fixed to the door while being sandwiched between the door inner panel and the door outer panel. Further, the reinforcing member is joined to the door inner panel on two surfaces, ie, a first side surface and a second side surface extending from the first side surface to the door outer panel side. As described above, since the two surfaces that are not parallel to each other, that is, the surfaces intersecting each other, are joined to the door inner panel, the joining portion can exert a joining force against a collision load from various directions.
- the reinforcing member and the door can be more firmly integrated, so that the collision load input to the door at the time of a side collision can be more reliably detected. It can be transmitted to the side sill via the panel. Thereby, desired collision performance can be exhibited more reliably.
- FIG. 1 is a front view of a door provided with a door structure according to an embodiment of the present invention.
- 2 is a cross-sectional view taken along line AA in FIG.
- FIG. 3 is an enlarged view of a portion B in FIG.
- the door 1 includes a door body 2 and a door sash 3.
- the door main body 2 includes a steel plate door inner panel 4 and a fiber reinforced resin door outer panel 5 constituting the outer surface of the door main body 2.
- a side sill 6 that is a vehicle body skeleton member extends in the vehicle longitudinal direction.
- the side sill 6 is configured by joining a sill outer 6a having a hat-shaped cross section and a sill inner 6b.
- the door outer panel 5 is composed of a fiber reinforced resin obtained by laminating a plurality of fiber reinforced resin sheets and pressurizing and curing them.
- the fiber reinforced resin is formed by laminating a prepreg sheet in which a thermosetting resin is impregnated into continuous carbon fibers aligned in one direction so that the reinforcing fibers of each layer intersect at an equal angle, and this is heated and pressed. And is pseudo-isotropic.
- the number of fiber reinforced resin sheets is not particularly limited, but can be set to 4 to 8 plies (thickness of 1.32 to 2.64 mm), for example, in the case of an automobile door.
- the basis weight of each sheet is preferably 50 to 800 g / m 2 , more preferably 100 to 600 g / m 2 , and still more preferably 150 to 400 g / m 2 .
- the lower part of the door outer panel 5 constitutes a convex portion 7 that is curved so as to protrude outward in the vehicle width direction in a cross section perpendicular to the longitudinal direction of the vehicle body.
- the convex portion 7 extends in the vehicle longitudinal direction over substantially the entire length of the door outer panel 5 in the vehicle longitudinal direction, and the vertical position of the outermost P located on the outermost side in the vehicle width direction of the convex shape portion 7 is the side sill. 6 are arranged so as to overlap with the vertical position of 6.
- a reinforcing member 8 is provided on a side surface 5a of the convex portion 7 on the door inner panel 4 side.
- the reinforcing member 8 is disposed inside a concave portion 7A formed on the back surface of the convex portion 7 of the door outer panel 5, and extends in the longitudinal direction of the vehicle body along the side sill 6.
- the reinforcing member 8 includes a frame material 9 in which a foamed core material 9b made of polyethylene foam is filled inside a cylindrical body 9a having a rectangular cross section made of the above-described fiber reinforced resin, and for fixing the frame material 9 to the door outer panel 5.
- a fixing member 10 is a substantially hat-shaped member made of the above-mentioned fiber reinforced resin, and is integrally formed with the door outer panel 5 with the frame material 9 sandwiched between the fixing member 10 and the door outer panel 5. .
- the reinforcing member 8 is positioned near the lowermost portion of the door inner space S formed between the door inner panel 4 and the door outer panel 5 and extends over substantially the entire length of the door inner space S in the longitudinal direction of the vehicle body. Exist.
- the reinforcing member 8 constitutes a ridge portion 20 that protrudes inward in the vehicle width direction from the side surface 5a of the door outer panel 5 in the vehicle width direction.
- the ridge portion 20 includes a vehicle width direction inner side surface (hereinafter referred to as a first side surface A1) extending in a substantially vertical direction in a cross section perpendicular to the vehicle body longitudinal direction, and a door outer panel 5 side from a lower end edge of the first side surface A1.
- a lower surface hereinafter, referred to as a second side surface A2 extending substantially horizontally.
- Each of the first and second side surfaces A1, A2 extends continuously in the longitudinal direction of the vehicle body.
- a concave strip portion 30 having an L-shaped section capable of receiving the convex strip portion 20 is provided on the side surface 4a of the lower part of the door inner panel 4 on the door outer panel 5 side.
- the concave stripe portion 30 is opposed to the first side surface A1 and extends in the vehicle width direction outer side surface (hereinafter referred to as a third side surface A3) extending substantially in the vertical direction.
- a flange upper surface hereinafter referred to as a fourth side surface A4 extending substantially horizontally from the lower end edge of the three side surface A3 toward the door outer panel 5 side.
- the third and fourth side surfaces A3, A4 each extend continuously in the vehicle body longitudinal direction.
- Shiruauta 6a includes a vertical wall 6a 1 extending substantially vertically in the vehicle width direction outer side, the side wall 6a 2 on extending from the upper edge of the vertical wall 6a 1 in the vehicle width direction inside, upper wall An upper flange 6a 3 extending upward from the inner edge in the vehicle width direction of 6a 2 and joined to the upper flange of the sill inner 6b, and a lower side wall 6a extending inward in the vehicle width direction from the lower edge of the vertical wall 6a 1 4 and a lower flange 6a 5 that extends downward from the inner edge in the vehicle width direction of the lower side wall 6a 4 and is joined to the lower flange of the sill inner 6b.
- the first and third side surfaces A1, A3 are These are positioned substantially parallel to the upper part of the vertical wall 6a 1 and close to the vehicle width direction.
- the 1st side surface A1 and 2nd side surface A2 of the reinforcement member 8 are respectively attached to the 3rd side surface A3 and 4th side surface A4 of the recessed item part 30 of the door inner panel 4 with the adhesive agent D.
- the joint surfaces of the first side surface A1 and the third side surface A3 and the joint surfaces of the second side surface A2 and the fourth side surface A4 respectively extend continuously in the vehicle body front-rear direction.
- the thickness of the adhesive D is not particularly limited, but is preferably set to 0.01 mm or more and 3.0 mm or less.
- known structural adhesives such as epoxy and urethane can be used.
- the reinforcing member 8 provided on the door inner panel 4 side of the door outer panel 5 is joined to the door inner panel 4 at the first side face A1 facing the side sill 6 in the vehicle width direction. ing. That is, the reinforcing member 8 is fixed to the door 1 while being sandwiched between the door inner panel 4 and the door outer panel 5.
- the reinforcing member 8 is joined to the door inner panel 4 on two surfaces of the first side surface A1 and the second side surface A2 extending from the first side surface A1 to the door outer panel 5 side.
- the joining portion can exert a joining force against a collision load from various directions. It is more firmly fixed to the door inner panel 4 than when it is locked by the locking body.
- the reinforcing member 8 and the door 1 can be more firmly integrated, so that the collision load input to the door 1 can be more reliably applied at the time of a side collision. 8 and the door inner panel 4 can be transmitted to the side sill 6. Thereby, the door 1 and vehicle body provided with the said door structure can exhibit the required collision performance more reliably and stably.
- the reinforcement member 8 is integrally formed with the door outer panel 5
- the reinforcement member 8 is a door outer panel compared with the case where the reinforcement member 8 is attached to the door outer panel 5 using an attachment member etc. 5 is difficult to come off. For this reason, the collision load can be more reliably transmitted to the side sill 6 via the reinforcing member 8 and the door inner panel 4.
- the first side surface A1 and the second side surface A2 are joined to the door inner panel 4 by the adhesive D, the uniform joining that is continuous over the entire surface of the first and second side surfaces A1, A2 is performed. You can get a plane. Thereby, the reinforcing member 8 can be firmly joined to the door outer panel 5.
- the reinforcing member 8 is disposed on the convex portion 7 protruding outward in the vehicle width direction, the collision load at the time of a side collision is input to the reinforcing member 8 via the convex portion 7. It becomes easy to be done. Therefore, it becomes easy to limit the load transmission path of the collision load to the path reaching the side sill 6 via the reinforcing member 8 and the door inner panel 4, and the collision load can be transmitted to the side sill 6 with higher accuracy. . Moreover, by providing the convex-shaped part 7 in the lower part of the door outer panel 5, the shape of the door outer panel 5 can be given an impression and the design can be improved.
- the convex-shaped part 7 is arrange
- the first side surface A1 and the second side surface A2 of the reinforcing member 8 that are surface-bonded to the door inner panel 4 are disposed in a substantially vertical positional relationship with each other in a cross section perpendicular to the longitudinal direction of the vehicle body.
- the positional relationship between the first side surface A1 and the second side surface A2 is not limited to this.
- the angle formed by the first side surface A1 and the second side surface A2 may be larger or smaller than a right angle. They may be parallel to each other if they are not located on the same plane.
- joint surface of 1st side surface A1 and 3rd side surface A3 and the joint surface of 2nd side surface A2 and 4th side surface A4 each extended continuously in the vehicle body front-back direction
- the joint surfaces may be disposed intermittently in the longitudinal direction of the vehicle body or may be disposed in a staggered manner.
- the prepreg sheet which impregnated the thermosetting resin in the carbon fiber as a material of the door outer panel 5 made of fiber reinforced resin, the fixing member 10 of the reinforcement member 8, and the cylinder 9a of the frame material 9
- the material of the said components is not limited to this.
- the reinforcing fiber for example, glass fiber, polyaramid fiber, alumina fiber, silicon carbide fiber, boron fiber, silicon carbide fiber and the like can be used in addition to carbon fiber.
- the carbon fiber for example, polyacrylonitrile (PAN-based), pitch-based, cellulose-based, vapor-grown carbon fiber by hydrocarbon, graphite fiber, or the like can be used.
- the form of the reinforcing fiber may be a continuous reinforcing fiber, a discontinuous reinforcing fiber, a long fiber, a short fiber, or a combination thereof, or a woven reinforcing fiber.
- a known thermosetting resin or thermoplastic resin can be used as the matrix resin.
- epoxy resin epoxy resin, phenol resin, unsaturated polyester resin, vinyl ester resin, polycarbonate resin, polyester resin, polyamide (PA) resin, polypropylene (PP) resin, liquid crystal polymer resin, polyether sulfone resin, polyether Ether ketone resin, polyarylate resin, polyphenylene ether resin, polyphenylene sulfide (PPS) resin, polyacetal resin, polysulfone resin, polyimide resin, polyetherimide resin, polyolefin resin, polystyrene resin, modified polystyrene resin, AS resin (acrylonitrile and Copolymer with styrene), ABS resin (copolymer of acrylonitrile, butadiene and styrene), modified ABS resin, MBS resin (methyl methacrylate, butadiene) And copolymers of styrene), modified MBS resin, polymethyl methacrylate (PMMA) resin, a modified polymethyl methacrylate resin or the like.
- the door outer panel 5 of the above embodiment is made of fiber reinforced resin
- a part or all of the door outer panel 5 is made of a resin not containing reinforcing fibers (for example, ABS resin, PC / ABC resin, PP resin, PA Resin).
- a resin not containing reinforcing fibers for example, ABS resin, PC / ABC resin, PP resin, PA Resin.
- the door inner panel 4 was a product made from a steel plate, even if the material of the door inner panel 4 is other metals, such as an aluminum alloy, fiber reinforced resin, or resin which does not contain a reinforced fiber, etc. Good.
- the molding method of the door outer panel 5 is not particularly limited, and a known molding method such as a hot press molding method or an autoclave molding method can be employed.
- a fiber preform as a base material may be sealed in a mold and molded by a method (resin transfer molding method) in which a matrix resin is injected under pressure into the mold.
- the door outer panel 5 made of resin or fiber reinforced resin reinforced with discontinuous fibers (short fibers, long fibers) may be molded by an injection molding method or the like. The same applies to the fixing member 10 of the reinforcing member 8 and the cylindrical body 9a of the frame material 9.
- the frame material 9 of the reinforcing member 8 is the one in which the inside of the cylindrical body 9a made of carbon fiber reinforced resin is filled with the foam core material 9b.
- the frame material 9 is not particularly limited.
- a metal hollow tube that does not include a core material or a foamed core material 9b that does not include a cylindrical body may be used.
- the foamed polyethylene was employ
- the material of the foam core material 9b is not limited to this.
- Other materials include, for example, polyurethane (PU), polystyrene (PS), polypropylene (PP), ethylene propylene diene rubber (EPDM), acrylic, polyimide (PI), vinyl chloride (PVC), phenol (PF), silicone (SI), polyethylene terephthalate (PET), ethylene vinyl acetate copolymer (EVA) and the like.
- the foam core material 9b may include a fiber reinforcing material such as a nonwoven fabric.
- the present invention can be applied to a vehicle door provided with a door outer panel made of resin or fiber reinforced resin.
Abstract
Description
5 ドアアウタパネル
6 サイドシル
7 凸形状部
P 最外部
8 補強部材
A1~A4 第1~第4側面
D 接着剤
Claims (5)
- ドアインナパネルと、
樹脂製または繊維強化樹脂製のドアアウタパネルと、
前記ドアアウタパネルの下部の前記ドアインナパネル側にサイドシルに沿って延設された補強部材と、
を備え、
前記補強部材は、車幅方向において前記サイドシルに対向する第1側面と、該第1側面から前記ドアアウタパネル側へ延設する第2側面とを有しており、
前記第1側面及び第2側面が前記ドアインナパネルに接合されていることを特徴とする車両用ドア構造。 - 前記補強部材が前記ドアアウタパネルと一体成形されていることを特徴とする請求項1に記載の車両用ドア構造。
- 前記第1側面及び第2側面が、接着剤により前記ドアインナパネルに接合されていることを特徴とする請求項1または2に記載の車両用ドア構造。
- 前記ドアアウタパネルの下部は、車幅方向外方に向けて突出する凸形状部を構成していおり、
前記補強部材は、前記凸形状部に配設されていることを特徴とする請求項1乃至3のいずれか一項に記載の車両用ドア構造。 - 前記凸形状部は、当該凸形状部の最も車幅方向外側に位置する最外部の上下方向位置が前記サイドシルと重なるように配置されていることを特徴とする請求項4に記載の車両用ドア構造。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580080437.3A CN107614303B (zh) | 2015-05-27 | 2015-05-27 | 车辆用门构造 |
PCT/JP2015/065262 WO2016189700A1 (ja) | 2015-05-27 | 2015-05-27 | 車両用ドア構造 |
JP2017520162A JP6460232B2 (ja) | 2015-05-27 | 2015-05-27 | 車両用ドア構造 |
US15/567,994 US10214082B2 (en) | 2015-05-27 | 2015-05-27 | Vehicle door structure |
EP15893334.1A EP3305566B1 (en) | 2015-05-27 | 2015-05-27 | Vehicle door structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/065262 WO2016189700A1 (ja) | 2015-05-27 | 2015-05-27 | 車両用ドア構造 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016189700A1 true WO2016189700A1 (ja) | 2016-12-01 |
Family
ID=57392626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/065262 WO2016189700A1 (ja) | 2015-05-27 | 2015-05-27 | 車両用ドア構造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10214082B2 (ja) |
EP (1) | EP3305566B1 (ja) |
JP (1) | JP6460232B2 (ja) |
CN (1) | CN107614303B (ja) |
WO (1) | WO2016189700A1 (ja) |
Cited By (2)
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WO2020149308A1 (ja) * | 2019-01-15 | 2020-07-23 | 日本製鉄株式会社 | 自動車の側部構造及び自動車 |
US11390043B2 (en) * | 2017-04-21 | 2022-07-19 | Nissan Motor Co., Ltd. | Fiber-reinforced resin component and method for producing fiber-reinforced resin component |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20170117366A (ko) * | 2014-11-27 | 2017-10-23 | 오토테크 엔지니어링 에이.아이.이. | 사이드 임팩트에 대하여 강화된 차량 도어 |
KR102621230B1 (ko) * | 2019-01-24 | 2024-01-05 | 현대자동차 주식회사 | 차량용 도어 |
US11065945B2 (en) | 2019-06-05 | 2021-07-20 | Nissan North America, Inc. | Vehicle door structure |
JP2021017199A (ja) * | 2019-07-23 | 2021-02-15 | マツダ株式会社 | 車両の車体構造 |
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2015
- 2015-05-27 WO PCT/JP2015/065262 patent/WO2016189700A1/ja active Application Filing
- 2015-05-27 US US15/567,994 patent/US10214082B2/en active Active
- 2015-05-27 JP JP2017520162A patent/JP6460232B2/ja active Active
- 2015-05-27 CN CN201580080437.3A patent/CN107614303B/zh active Active
- 2015-05-27 EP EP15893334.1A patent/EP3305566B1/en active Active
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US11390043B2 (en) * | 2017-04-21 | 2022-07-19 | Nissan Motor Co., Ltd. | Fiber-reinforced resin component and method for producing fiber-reinforced resin component |
WO2020149308A1 (ja) * | 2019-01-15 | 2020-07-23 | 日本製鉄株式会社 | 自動車の側部構造及び自動車 |
US11712949B2 (en) | 2019-01-15 | 2023-08-01 | Nippon Steel Corporation | Automobile side structure and automobile |
Also Published As
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JP6460232B2 (ja) | 2019-01-30 |
EP3305566A1 (en) | 2018-04-11 |
US20180141416A1 (en) | 2018-05-24 |
CN107614303B (zh) | 2019-08-30 |
EP3305566A4 (en) | 2018-08-08 |
EP3305566B1 (en) | 2020-05-06 |
CN107614303A (zh) | 2018-01-19 |
US10214082B2 (en) | 2019-02-26 |
JPWO2016189700A1 (ja) | 2018-03-08 |
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