WO2019097707A1 - Composant intérieur pour automobile - Google Patents

Composant intérieur pour automobile Download PDF

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Publication number
WO2019097707A1
WO2019097707A1 PCT/JP2017/041594 JP2017041594W WO2019097707A1 WO 2019097707 A1 WO2019097707 A1 WO 2019097707A1 JP 2017041594 W JP2017041594 W JP 2017041594W WO 2019097707 A1 WO2019097707 A1 WO 2019097707A1
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WO
WIPO (PCT)
Prior art keywords
resin core
core material
welding
reinforcing rib
automobile
Prior art date
Application number
PCT/JP2017/041594
Other languages
English (en)
Japanese (ja)
Inventor
智也 佐久間
Original Assignee
河西工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 河西工業株式会社 filed Critical 河西工業株式会社
Priority to PCT/JP2017/041594 priority Critical patent/WO2019097707A1/fr
Publication of WO2019097707A1 publication Critical patent/WO2019097707A1/fr

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners

Definitions

  • the present invention relates to, for example, an automotive interior part having a structure in which a skin material is attached to the surface of a resin core material formed into a required shape, and in particular, effectively prevents appearance defects of the product surface due to waving of the skin material.
  • a resin molded product front pillar garnish attached to front pillars located on the left and right of a front glass of a vehicle is known as this type of automobile interior parts (see, for example, Patent Document 1).
  • the conventional automobile interior part 1 front pillar garnish shown in these figures has a resin core 2 molded into a required shape and a convex on the back surface of the resin core 2.
  • a plurality of reinforcing ribs 3 provided and the surface material 4 attached to the surface of the resin core 2 are provided, and the side end portions 4A of the surface material 4 attached are the surface side of the resin core 2
  • the side end 2A of the resin core 2 and the end 3A of the reinforcing rib 3 are wound in and positioned on the back side of the resin core 2 and fixed by welding WD to the back of the resin core 2 It is in a state of
  • the upper end face 3B of the reinforcing rib 3 is peaked
  • the side end 4A of the skin 4 swells in a chevron as shown in FIG. 6 and is in a strongly pulled state, and in a portion other than the Since different parts having different tensions occur alternately, when the interior part 1 for an automobile completed as a product is viewed from the front, particularly at the side end portion 1A of the interior part 1 for an automobile, the product surface by the waving of the surface material 4 There is a problem that the appearance defect of occurs.
  • An object of the present invention is to provide an automotive interior part suitable for effectively preventing the appearance defect of the product surface due to the surface material being waved.
  • the present invention is applied to the surface of the resin core material, a resin core material formed into a required shape, a plurality of reinforcing ribs provided on the back surface of the resin core material, and And a side end portion of the surface covering material is wound on a side end portion of the resin core material and an end portion of the reinforcing rib from the front surface side of the resin core material to form a back surface of the resin core material. It is characterized in that it is located on the side and fixed by welding to the upper end surface of the reinforcing rib.
  • the height of the fixed portion by welding may be uniform when viewed from the surface of the surface material.
  • the intervals of the fixing portions by welding may be uniform by unifying the arrangement intervals of the reinforcing ribs on the back surface of the resin core material.
  • the side end portion of the skin material is the side terminal of the resin core material from the surface side of the resin core material.
  • a configuration was adopted in which the end portions of the portion and the reinforcing rib were wound and located on the back surface side of the resin core material, and were fixed to the upper end surface of the reinforcing rib by welding.
  • the height of the side end portion of the skin material in the vicinity of the reinforcing rib and the height of the side end portion of the skin material between two adjacent reinforcing ribs are set to be substantially equal, as in the prior art
  • the lateral end of the skin is raised in a mountain shape with the upper end face of the reinforcing rib as the apex and is not in a strongly pulled state, and the tensile strength is uniformed in the entire range of the lateral end of the skin,
  • an appearance defect on the product surface due to waving of a skin material hardly occurs, and an automobile interior part suitable for effectively preventing the appearance defect is provided. obtain.
  • FIG. 2 is a sectional view taken along arrow A of FIG.
  • FIG. 2 is a cross-sectional view of the state in which the automotive interior part of FIG. 1 is attached to a front pillar.
  • A is explanatory drawing of a 1st welding horn
  • b is explanatory drawing of a 2nd welding horn.
  • the back view of the conventional interior parts for motor vehicles front pillar garnish).
  • FIG. 1 is a back view of an interior part of a car to which the present invention is applied
  • FIG. 2 is a sectional view taken along arrow A of FIG. 1
  • FIG. 3 is a cross-sectional view of a state where the interior part of a car shown in FIG. is there.
  • the automotive interior part 1 (hereinafter referred to as “the automotive interior part 1 according to the present embodiment") in both figures is a resin attached to the front pillar FP located on the left and right of the windshield FG of the vehicle. It is a molded product (front pillar garnish), and is adhered to the surface of resin core material 2 with resin core material 2 formed into a required shape, a plurality of reinforcing ribs 3 provided on the back surface of resin core material 2 and protruding. And a skin material 4.
  • a specific attachment structure for attaching the interior part 1 for an automobile according to the present embodiment to the front pillar FP is known, and thus the detailed description thereof is omitted.
  • FIG. It can be attached to the pillar FP.
  • the reinforcing rib 3 is integrally formed of the same resin as the resin core 2 as shown in FIG. 2, and is formed to cross the width direction of the resin core 2 as shown in FIG.
  • the interior part 1 for an automobile of the present embodiment When mounted on the front pillar FP, the interior part 1 for an automobile of the present embodiment has a posture in which it rises obliquely upward along the front pillar FP. For this reason, in the interior part 1 for an automobile according to the present embodiment, the area S1 which is about the upper half of the area near the center is the portion closest to the head of the driver or the passenger on the front passenger seat.
  • the arrangement interval of 3 is set to be smaller than the arrangement interval of the reinforcing rib 3 located in the other range S2, that is, the range S2 which is about the lower half of the vicinity of the center.
  • the side end 4 ⁇ / b> A of the surface material 4 includes the end 2 ⁇ / b> A of the resin core 2 and the end 3 ⁇ / b> A of the reinforcing rib 3 from the surface side of the resin core 2. And is fixed to the upper end face 3B of the reinforcing rib 3 by welding WD.
  • the welding WD may adopt, for example, a method of pressing the first welding horn H1 shown in FIG. 4A against the side end 4A of the surface material 4 (hereinafter referred to as "first welding method").
  • first welding method a method of pressing the first welding horn H1 shown in FIG. 4A against the side end 4A of the surface material 4
  • second welding horn H2 shown in FIG. 4B is pushed to the side end 4A of the surface material 4 in order to enhance the welding strength.
  • Adopted a method hereinafter referred to as "the second welding method”).
  • the first welding method has a point welding shape, and in addition to that, reinforcement is further performed. Since the upper end face 3B of the rib 3 is narrow in width, a portion (welding loss) not to be welded is likely to occur in such spot welding, and the welding strength may be insufficient in the first welding method.
  • the second welding horn H2 has an arc surface with shallow unevenness as shown in FIG. 4 (b), in the case of the second welding method, the welding shape is planar. Even in the upper end surface 3B of the narrow reinforcing rib 3, welding omission hardly occurs, and sufficient welding strength can be obtained.
  • the design of the front pillar FP corresponding to the uneven shape etc. is provided in the height of the reinforcing rib 3 for the reason, it is not limited to this.
  • the heights of all the reinforcing ribs 3 are unified at substantially the same height, or the heights of the reinforcing ribs 3 located within a predetermined range are unified at substantially the same height, and positions other than the predetermined range
  • the height of the reinforcing rib 3 and the unifying method thereof can be appropriately changed as needed, for example, the height of the reinforcing rib 3 may be unified at substantially the same other height.
  • the side terminal 4A of the surface material 4 is a resin core
  • the side end 2A of the resin core 2 and the end 3A of the reinforcing rib 3 are wound from the surface side of the material 2 and positioned on the back side of the resin core 2 and on the upper end face 3B of the reinforcing rib 3
  • the height of the side end 4A of the surface material 4 in the vicinity of the reinforcing rib 3 and the height of the side end 4A of the surface 4 between two adjacent reinforcing ribs 3 are substantially equal.
  • the side end 4A of the skin 4 is raised in a mountain shape with the upper end face 3B of the reinforcing rib 3 as the apex, and it is not in a strongly pulled state. Since the tensile strength is uniformed in the entire range of the part 4A, there is an advantage that when the interior part 1 for an automobile completed as a product is viewed from the front, appearance defects of the product surface due to waving of the skin material 4 are unlikely to occur .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

La présente invention vise à procurer un composant intérieur qui est destiné à une automobile et qui est apte à éviter efficacement des défauts d'aspect sur des surfaces de produit dus à une ondulation d'un matériau de peau. A cet effet, l'invention porte sur un composant intérieur (1) pour une automobile, lequel composant comporte : un matériau de cœur en résine (2) formé sous une forme désirée ; une pluralité de nervures de renfort (3) disposées selon un mode en saillie sur la surface arrière du matériau de cœur en résine (2) ; et un matériau de peau (4) adhérant à la surface avant du matériau de cœur en résine (2). Une partie d'extrémité (4) du matériau de peau (4) enveloppe, à partir du côté de surface du matériau de cœur en résine, une partie d'extrémité dudit matériau de cœur en résine et des parties d'extrémité des nervures de renfort, et est positionnée sur le côté de surface arrière dudit matériau de cœur en résine et devient fixée par soudage aux surfaces d'extrémité supérieure des nervures de renfort.
PCT/JP2017/041594 2017-11-20 2017-11-20 Composant intérieur pour automobile WO2019097707A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/041594 WO2019097707A1 (fr) 2017-11-20 2017-11-20 Composant intérieur pour automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/041594 WO2019097707A1 (fr) 2017-11-20 2017-11-20 Composant intérieur pour automobile

Publications (1)

Publication Number Publication Date
WO2019097707A1 true WO2019097707A1 (fr) 2019-05-23

Family

ID=66540104

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2017/041594 WO2019097707A1 (fr) 2017-11-20 2017-11-20 Composant intérieur pour automobile

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WO (1) WO2019097707A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04300745A (ja) * 1990-12-27 1992-10-23 Lignotock Gmbh 自立性一体成形ボウルとして設計されたオーバーヘッドライニング
JPH081777A (ja) * 1994-06-24 1996-01-09 Chisso Corp 成形品被覆方法
JP2002120681A (ja) * 2000-08-07 2002-04-23 Kanegafuchi Chem Ind Co Ltd 車両用内装部材
JP2004106598A (ja) * 2002-09-13 2004-04-08 Kasai Kogyo Co Ltd 自動車用内装部品及びその端末処理方法
JP2010047207A (ja) * 2008-08-25 2010-03-04 Kasai Kogyo Co Ltd 自動車用内装部品並びにその製造方法
JP2014205390A (ja) * 2013-04-11 2014-10-30 トヨタ紡織株式会社 車両用ドアトリムの係止構造
JP2015077929A (ja) * 2013-10-18 2015-04-23 河西工業株式会社 自動車用ドアトリム

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04300745A (ja) * 1990-12-27 1992-10-23 Lignotock Gmbh 自立性一体成形ボウルとして設計されたオーバーヘッドライニング
JPH081777A (ja) * 1994-06-24 1996-01-09 Chisso Corp 成形品被覆方法
JP2002120681A (ja) * 2000-08-07 2002-04-23 Kanegafuchi Chem Ind Co Ltd 車両用内装部材
JP2004106598A (ja) * 2002-09-13 2004-04-08 Kasai Kogyo Co Ltd 自動車用内装部品及びその端末処理方法
JP2010047207A (ja) * 2008-08-25 2010-03-04 Kasai Kogyo Co Ltd 自動車用内装部品並びにその製造方法
JP2014205390A (ja) * 2013-04-11 2014-10-30 トヨタ紡織株式会社 車両用ドアトリムの係止構造
JP2015077929A (ja) * 2013-10-18 2015-04-23 河西工業株式会社 自動車用ドアトリム

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