WO2023067991A1 - Composant intérieur de recouvrement et élément de coussin pour un composant intérieur de recouvrement - Google Patents

Composant intérieur de recouvrement et élément de coussin pour un composant intérieur de recouvrement Download PDF

Info

Publication number
WO2023067991A1
WO2023067991A1 PCT/JP2022/035825 JP2022035825W WO2023067991A1 WO 2023067991 A1 WO2023067991 A1 WO 2023067991A1 JP 2022035825 W JP2022035825 W JP 2022035825W WO 2023067991 A1 WO2023067991 A1 WO 2023067991A1
Authority
WO
WIPO (PCT)
Prior art keywords
imaginary axis
protrusions
base material
cushion member
interior component
Prior art date
Application number
PCT/JP2022/035825
Other languages
English (en)
Japanese (ja)
Inventor
雄 加藤
文彦 岡田
健二 大沼
Original Assignee
豊田鉄工株式会社
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 豊田鉄工株式会社 filed Critical 豊田鉄工株式会社
Publication of WO2023067991A1 publication Critical patent/WO2023067991A1/fr

Links

Images

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/07—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of multiple interengaging protrusions on the surfaces, e.g. hooks, coils

Definitions

  • the present disclosure relates to overlapping interior components and cushioning members for overlapping interior components.
  • Patent Document 1 The interior component disclosed in Patent Document 1 includes a first member and a second member.
  • the second member has a plurality of projections projecting toward the first member. Each projection is flexurally deformable and tapered.
  • the length of the protrusion is lengthened in order to increase the amount of pushing of the second member, the following problems may occur. That is, as described above, increasing the length of the tapered projection makes the proximal end portion of the projection thicker. Therefore, the difference in thickness between the proximal end portion of the protrusion and the other portion of the outer skin portion of the second member increases, and the difference in the amount of heat shrinkage also increases due to this. As a result, molding defects due to heat shrinkage, so-called sink marks, are likely to occur in the surface of the second member. This may impair the designability.
  • the problem of sink marks described above is not limited to tapered protrusions, and even if the protrusions have a certain thickness, the protrusions may be elongated in order to increase the pushing amount of the second member. If the projection is made thicker, it will occur in the same way.
  • a laminated interior component includes a base material, a skin material covering the base material, and a cushion member provided between the base material and the skin material, the base material, The cushion member and the skin material are superimposed on each other.
  • the cushion member includes a base portion having a contact surface that makes surface contact with the skin material and a plurality of through holes, and a plurality of projections, each of which extends from the edge of the through hole corresponding to each of the projections. and a projection projecting toward the substrate, each projection having a bent portion that bends and extends toward an imaginary axis, the imaginary axis passing through the center of the corresponding through hole and the perpendicular to the contact surface.
  • a cushion member for a superimposed interior component is provided between a base material and a skin material covering the base material, and is superimposed by being superimposed on the base material and the skin material. Constructs interior parts.
  • the cushion member has a base portion having a contact surface that contacts the skin material and a plurality of through holes, and projections that protrude from the edges of the through holes toward the base material, and the projections extend through the through holes. It has a bend that bends toward an imaginary axis that extends through the center of the bore and perpendicular to the contact surface.
  • FIG. 1 is a cross-sectional view of an interior component for one embodiment of a laminated interior component.
  • 2 is a perspective view of the cushion member of FIG. 1;
  • FIG. 3 is a plan view of the cushion member of FIG. 1.
  • FIG. 4A is a cross-sectional view showing a crushed and deformed protrusion, and
  • FIG. 4B is a cross-sectional view showing a collapsed and deformed protrusion.
  • FIG. 5 is a plan view of the cushion member of the first modified example.
  • FIG. 6 is a plan view of a cushion member of a second modification.
  • FIG. 7 is a perspective view of a cushion member of a third modification.
  • FIG. 8 is a side view of a cushion member of a third modified example.
  • 9 is a cross-sectional view along line 9-9 of FIG. 8.
  • FIG. 10 is a perspective view of a cushion member of a fourth modification.
  • FIG. 11 is a perspective view of a cushion member of
  • FIG. 1 is a cross-sectional view taken along line 1-1 in FIG. ⁇ Overall structure of overlapping interior parts>
  • the laminated interior component (hereinafter referred to as the interior component 10) includes a base material 11, a thin plate-like skin material 12 covering the base material 11, and provided between the base material 11 and the skin material 12.
  • a cushion member 13 is provided. The base material 11, the cushion member 13, and the skin material 12 are laminated in this order.
  • the interior component 10 is, for example, a door trim of an automobile. ⁇ Structure of each part of overlapping interior parts> As shown in FIG. 1, the base material 11 is made of hard resin material such as polypropylene.
  • the skin material 12 is made of a soft resin material such as soft polyvinyl chloride.
  • the cushion member 13 has a plate-like base 20 and a plurality of projections 30.
  • the base 20 has a contact surface 21 that makes surface contact with the skin material 12 and a plurality of through holes 22 .
  • Each protrusion 30 protrudes from the edge 23 of the corresponding through hole 22 toward the substrate 11 .
  • the base material 11 has a constant thickness.
  • the cushion member 13 is integrally formed of a soft resin material such as soft polyvinyl chloride.
  • first virtual axis V1 An imaginary axis line orthogonal to the first imaginary axis line V1 is defined as a second imaginary axis line V2, and an imaginary axis line orthogonal to both the first imaginary axis line V1 and the second imaginary axis line V2 is defined as a third imaginary axis line V3.
  • the plurality of through holes 22 are arranged along the second imaginary axis V2 at regular intervals d2.
  • the plurality of through holes 22 are arranged along the third imaginary axis V3 at regular intervals d3.
  • Each through hole 22 is fan-shaped in plan view.
  • Each edge 23 is a segment of a sector arc.
  • the fan-shaped central angle of the through hole 22 is 90 degrees.
  • the projection 30 has an inclined portion 31 and a curved portion 32.
  • the inclined portion 31 extends obliquely from the edge 23 toward the first imaginary axis V1.
  • the bent portion 32 continues to the tip of the inclined portion 31 and bends toward the first imaginary axis V1.
  • the bent portion 32 curves in an arc shape toward the first imaginary axis V1.
  • the projection 30 is curved in an arc shape along the edge 23. That is, the edge 23 extends curvedly in the surface direction of the contact surface 21 . Also, the protrusion 30 is curved along the edge 23 .
  • the protrusions 30 that are adjacent in the direction of the second imaginary axis V2 are arranged so that the tips 33 of the protrusions 30 are not adjacent to each other in the direction of the second imaginary axis V2.
  • the protrusions 30 whose tips 33 are positioned at the upper right in FIG. 3 and the protrusions 30 whose tips are positioned at the upper left in FIG. 3 alternately. are placed.
  • the projection 30 whose tip 33 is positioned at the lower left in FIG. 3 and the projection 30 whose tip 33 is positioned at the lower right in FIG. are arranged alternately.
  • the protrusions 30 that are adjacent in the direction of the third imaginary axis V3 are arranged so that the tips 33 of the protrusions 30 are not adjacent to each other in the direction of the third imaginary axis V3.
  • the contact surface 21 of the base portion 20 of the cushion member 13 is in contact with the skin material 12 when no external force is applied to the skin material 12 . Also, in this state, the tip 33 of each protrusion 30 is in contact with the substrate 11 .
  • the base end portion of the protrusion 30 protrudes inside the through-hole 22 beyond the inner peripheral surface of the through-hole 22 .
  • the entire protrusion 30 is positioned within a region V virtually extending the through hole 22 in which the protrusion 30 is provided along the first imaginary axis V1.
  • the projections 30 since it is not necessary to provide the projections 30 on the skin material 12 itself, the problem of defective molding of the skin material 12 due to the molding of the projections 30 can be avoided. In addition, since the thickness of the skin material 12 can be reduced, it is possible to prevent the skin material 12 from becoming hard to the touch when the skin material 12 is pushed.
  • the contact surface 21 of the base 20 is molded by the molding surface of the fixed mold, and the contact surface 21 of the base 20 is formed by the molding surface of the movable mold. can mold the opposite face 24 .
  • a portion of the projection 30 can be molded by the convex portion (not shown) of the molding surface of the stationary mold, and the through hole 22 of the base portion 20 is used to extend the cushion member 13 from the convex portion of the molding surface of the stationary mold. can be pulled out. Therefore, it is possible to prevent the projection 30 from being undercut (the above is effect 1).
  • the projection 30 has a bent portion 32. Therefore, as shown in FIG. 4A, when a position near the tip 33 of the protrusion 30 is pushed in the surface direction of the skin material 12, the protrusion 30 is deformed so as to be crushed (hereinafter referred to as crushing deformation).
  • the projection 30 has a bent portion 32 that bends and extends toward a first imaginary axis V1 that passes through the center of the through hole 22 and extends orthogonally to the contact surface 21 .
  • the protrusion 30 has an inclined portion 31 extending from the edge 23 at an angle toward the first imaginary axis V1.
  • the bent portion 32 extends continuously from the tip of the inclined portion 31 . According to such a configuration, by changing the inclination angle of the inclined portion 31 with respect to the first imaginary axis V1, the curvature of the bent portion 32, and the length of the projection 30 in the direction of the first imaginary axis V1, the pushing amount and the rebound load can be changed. Adjustments can be made.
  • edge 23 extends curvedly in the surface direction of the contact surface 21 .
  • Protrusions 30 are curved along edge 23 .
  • Such a configuration makes it difficult for the projection 30 to fall toward the center of the through hole 22 . Therefore, it is possible to further achieve both an increase in the pushing amount and an increase in the rebound load.
  • the through hole 22 is fan-shaped in plan view.
  • Edge 23 is a segment of a sector arc.
  • the protrusions 30 are arcuately curved and tapered along the edge 23 . According to such a configuration, by changing the central angle of the sector of the through hole 22, it is possible to adjust the pushing amount and the repulsive load.
  • the fan-shaped central angle of the through hole 22 is 90 degrees. With such a configuration, it is possible to densely arrange the plurality of through holes 22 with respect to the base portion 20 .
  • a plurality of through holes 22 are arranged along the second imaginary axis V2 at regular intervals. Protrusions 30 that are adjacent to each other in the direction of the second imaginary axis V2 are arranged such that tips 33 of the protrusions 30 are not adjacent to each other in the direction of the second imaginary axis V2. A plurality of through holes 22 are arranged along the third imaginary axis V3 at regular intervals. Protrusions 30 that are adjacent to each other in the direction of the third imaginary axis V3 are arranged such that tips 33 of the protrusions 30 are not adjacent to each other in the direction of the third imaginary axis V3.
  • the cushion member 13 of the first modified example shown in FIG. 5 can also be adopted.
  • the protrusions 30 whose tip 33 is positioned at the lower left in FIG. 5 and the protrusions 30 whose tip 33 is positioned at the lower right in FIG. 5 are alternately arranged.
  • the rows extending along the third imaginary axis line V3 of odd numbers from the top of FIG. In the row extending along the even-numbered third imaginary axis V3 from the top of FIG.
  • the protrusions 30 that are adjacent to each other in the direction of the second imaginary axis V2 are arranged so that the tips 33 of the protrusions 30 are not adjacent to each other in the direction of the second imaginary axis V2.
  • the projections 30 adjacent to each other in the direction of the third imaginary axis V3 are arranged so that the tips 33 of the projections 30 are not adjacent to each other in the direction of the third imaginary axis V3. Therefore, effects corresponding to the effects (1) to (5) of the embodiment can be obtained.
  • the cushion member 13 of the second modified example shown in FIG. 6 can also be employed. As shown in FIG. 6, on the cushion member 13, a plurality of patterns P having a square shape in a plan view, indicated by two-dot chain lines in FIG. 6, are arranged adjacent to each other.
  • the pattern P is composed of four protrusions 30 that are arranged to form a generally circular shape as a whole when viewed from above.
  • the projections 30 that are adjacent to each other in the direction of the second imaginary axis V2 are arranged so that the tips 33 of the projections 30 are adjacent to each other in the direction of the second imaginary axis V2.
  • the projections 30 that are adjacent in the direction of the third imaginary axis V3 are arranged so that the tips 33 of the projections 30 are adjacent to each other in the direction of the third imaginary axis V3. ing.
  • the fan-shaped central angle of the through hole 22 is not limited to 90 degrees.
  • the fan-shaped center angle of the through hole 22 can be set to 120 degrees or 60 degrees, for example.
  • the shape of the through-hole 22 is not limited to a fan shape in plan view.
  • the through hole 22 can also be circular in plan view. Also, the through hole 22 can be rectangular in plan view.
  • the cushion member 13 of the third modified example shown in FIGS. 7 to 9 can also be adopted.
  • the through hole 22 has a rectangular shape in plan view.
  • the rectangular short side and long side of the through hole 22 extend along the second imaginary axis V2 and the third imaginary axis V3, respectively.
  • the protrusion 30 has a pair of inclined portions 31 and a curved portion 32 .
  • the pair of inclined portions 31 extend from the pair of edges 23 corresponding to the pair of short sides of the through hole 22 while being inclined toward the first imaginary axis V1.
  • the bent portion 32 extends continuously from the tips of the pair of inclined portions 31 .
  • the bent portion 32 has a semicircular arc shape. As shown in FIG. 8, the width of the protrusion 30 becomes smaller toward the tip.
  • the through hole 22 has a circular shape in plan view.
  • the protrusion 30 protrudes from the entire periphery of the edge 23 of the through hole 22 and has a hemispherical shell shape.
  • the protrusion 30 has only a bent portion 32 and does not have an inclined portion 31 .
  • ribs 25 protrude from the inner surface of the projection 30 at intervals of 90 degrees in the circumferential direction of the through hole 22 .
  • the ribs 25 increase the strength of the protrusions 30 . Also, by changing the number or size of the ribs 25, the rebound load can be adjusted.
  • the inclined portion 31 of the projection 30 may be omitted, and the projection 30 may have only the bent portion 32 .
  • the bent portion is not limited to one that curves and extends toward the first imaginary axis V1. It may be bent and extended as long as it has the same effect as the bent portion 32 of the above-described embodiment and modification.
  • the cushion member 13 is not limited to being made of a soft resin material such as soft polyvinyl chloride. In short, the cushion member 13 may be made of a flexible material, and may be made of a hard resin material.
  • the overlapping interior parts 10 and the cushion member 13 according to the present disclosure are not limited to those applied to automobile door trims, but are also applicable to other interior parts such as automobile dashboards, console boxes, and instrument panels. be able to.

Landscapes

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

Abstract

La présente invention concerne un composant intérieur de recouvrement (10) qui comprend un matériau de base (11), un matériau de recouvrement recouvrant le matériau de base (11), et un élément de coussin (13) disposé entre le matériau de base (11) et le matériau de recouvrement (12). L'élément de coussin (13) a une partie base (20) et une pluralité de saillies (30). La partie base (20) a une surface de contact (21) en contact de surface avec le matériau de recouvrement (12), et une pluralité de trous traversants (22). Chaque saillie (30) s'étend vers le matériau de base (11) à partir du bord (23) d'un trou traversant (22) correspondant. Chaque saillie (30) a une partie incurvée (32) s'étendant en une courbe vers un premier axe virtuel (V1). Le premier axe virtuel (V1) passe à travers le centre du trou traversant (22) correspondant et est orthogonal à la surface de contact (21).
PCT/JP2022/035825 2021-10-22 2022-09-27 Composant intérieur de recouvrement et élément de coussin pour un composant intérieur de recouvrement WO2023067991A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021173161A JP2023062953A (ja) 2021-10-22 2021-10-22 重ね合わせ内装部品及び重ね合わせ内装部品用のクッション部材
JP2021-173161 2021-10-22

Publications (1)

Publication Number Publication Date
WO2023067991A1 true WO2023067991A1 (fr) 2023-04-27

Family

ID=86059098

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/035825 WO2023067991A1 (fr) 2021-10-22 2022-09-27 Composant intérieur de recouvrement et élément de coussin pour un composant intérieur de recouvrement

Country Status (2)

Country Link
JP (1) JP2023062953A (fr)
WO (1) WO2023067991A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04225035A (ja) * 1990-12-27 1992-08-14 Nippon Petrochem Co Ltd 難燃性のプラスチック構造板
JPH0728632U (ja) * 1993-11-04 1995-05-30 株式会社ジェイエスピー 緩衝材
WO2013132677A1 (fr) * 2012-03-07 2013-09-12 豊田鉄工株式会社 Élément composite superposé
JP2017171158A (ja) * 2016-03-24 2017-09-28 豊田鉄工株式会社 重ね合わせ複合内装部品
WO2020202626A1 (fr) * 2019-03-29 2020-10-08 豊田鉄工株式会社 Composant à intérieur en superposition

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04225035A (ja) * 1990-12-27 1992-08-14 Nippon Petrochem Co Ltd 難燃性のプラスチック構造板
JPH0728632U (ja) * 1993-11-04 1995-05-30 株式会社ジェイエスピー 緩衝材
WO2013132677A1 (fr) * 2012-03-07 2013-09-12 豊田鉄工株式会社 Élément composite superposé
JP2017171158A (ja) * 2016-03-24 2017-09-28 豊田鉄工株式会社 重ね合わせ複合内装部品
WO2020202626A1 (fr) * 2019-03-29 2020-10-08 豊田鉄工株式会社 Composant à intérieur en superposition

Also Published As

Publication number Publication date
JP2023062953A (ja) 2023-05-09

Similar Documents

Publication Publication Date Title
JP5893218B2 (ja) 重ね合わせ複合内装部品
JP6177840B2 (ja) 重ね合わせ複合内装部品
JP5851387B2 (ja) 重ね合わせ複合部品
CN107848468B (zh) 重叠复合内装部件
JP6046824B2 (ja) 重ね合わせ複合内装部品
JP5950814B2 (ja) 重ね合わせ複合部品
WO2023067991A1 (fr) Composant intérieur de recouvrement et élément de coussin pour un composant intérieur de recouvrement
JP6131233B2 (ja) 重ね合わせ複合内装部品
JP7111888B2 (ja) 重ね合わせ内装部品
JP6161648B2 (ja) 重ね合わせ複合内装部品
JP2018058490A (ja) 車両用内装部品
JP2017171158A (ja) 重ね合わせ複合内装部品
JP7261768B2 (ja) 重ね合わせ内装部品及び重ね合わせ内装部品用のクッション部材
JP7105818B2 (ja) クッション構造
JP2018537308A (ja) 位相構造化された部品パネル及び同部品パネルを製造する方法
JP7111456B2 (ja) 重ね合わせ複合部品
JP5978622B2 (ja) ゴム製キー
CN115697889A (zh) 间隔件
JP2016159465A (ja) 重ね合わせ複合部品
JP2019187561A (ja) ジグソーパズル
JP2018065422A (ja) 車両用内装部品の製造治具

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22883300

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE