JPH0329244Y2 - - Google Patents
Info
- Publication number
- JPH0329244Y2 JPH0329244Y2 JP15639586U JP15639586U JPH0329244Y2 JP H0329244 Y2 JPH0329244 Y2 JP H0329244Y2 JP 15639586 U JP15639586 U JP 15639586U JP 15639586 U JP15639586 U JP 15639586U JP H0329244 Y2 JPH0329244 Y2 JP H0329244Y2
- Authority
- JP
- Japan
- Prior art keywords
- core material
- resin core
- resin
- vacuum
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000011162 core material Substances 0.000 claims description 29
- 229920005989 resin Polymers 0.000 claims description 27
- 239000011347 resin Substances 0.000 claims description 27
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 238000007666 vacuum forming Methods 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Laminated Bodies (AREA)
Description
【考案の詳細な説明】
≪考案の分野≫
この考案は射出成形による樹脂芯材の表面に表
皮材を真空貼着してなる自動車用内装部品の改良
に関する。[Detailed Description of the Invention] <<Field of the Invention>> This invention relates to the improvement of interior parts for automobiles in which a skin material is vacuum-adhered to the surface of a resin core material by injection molding.
≪従来技術とその問題点≫
通常、自動車用内装部品において、樹脂芯材に
表皮材を真空成形により一体貼着する場合、樹脂
芯材の所定箇所に真空吸引孔が開設される。そし
て、この種射出成形による樹脂芯材の製作にあた
つては、第３図に示すようにコア側金型１とキヤ
ビテイ側金型２との間に形成されるキヤビテイ３
内に溶融樹脂を注入し、冷却固化させて、所望形
状の樹脂芯材４を得るようにしているが、上述し
たように、真空吸引用の貫通孔５を適宜箇所に複
数個設けるとともに、車体側へ取付けるための取
付用ボスをその裏面側に突設するようにしてい
る。<<Prior Art and its Problems>> Normally, in automotive interior parts, when a skin material is integrally attached to a resin core material by vacuum forming, vacuum suction holes are opened at predetermined locations in the resin core material. When manufacturing a resin core material by this type of injection molding, a cavity 3 is formed between a core side mold 1 and a cavity side mold 2, as shown in FIG.
Molten resin is injected into the interior and cooled and solidified to obtain a resin core material 4 of a desired shape.As mentioned above, a plurality of through holes 5 for vacuum suction are provided at appropriate locations, and A mounting boss for mounting on the side is provided protruding from the back side.
したがつて、コア側金型１内に真空吸引用の貫
通孔５を開設するための入子ピン６を配設すると
ともに、図示はしないが、取付用ボスを形成する
コアピンが複数個設けられている。 Therefore, a nesting pin 6 for opening a through hole 5 for vacuum suction is provided in the core side mold 1, and a plurality of core pins forming a mounting boss are provided, although not shown. ing.
しかし、キヤビテイ３の形状が傾斜面になつて
いる場合など、入子ピン６に対して、樹脂の収縮
および成形時の樹脂圧により過度の圧力が加わ
り、入子ピン６が変形したり、破損する等の不具
合が生じているのが現状である。 However, when the shape of the cavity 3 is an inclined surface, excessive pressure is applied to the insert pin 6 due to resin contraction and resin pressure during molding, causing the insert pin 6 to be deformed or damaged. Currently, there are problems such as:
そして、入子ピン６の破損が生じた場合、その
都度、入子ピン６を交換する作業が必要であり、
またこの破損した入子ピン６がコア金型１等に残
つた場合、金型１，２を損傷させるおそれがあ
る。 If the nesting pin 6 is damaged, it is necessary to replace the nesting pin 6 each time.
Furthermore, if this damaged insert pin 6 remains in the core mold 1 or the like, there is a risk of damaging the molds 1 and 2.
≪考案の目的≫
この考案は、上述の事情に鑑みてなされたもの
で、本考案の目的とするところは、射出成形体か
らなる樹脂芯材の表面に、表皮材を真空貼着して
なる自動車用内装部品において、
樹脂芯材の形状に工夫を加えることにより、射
出成形金型に使用する入子ピンの破損を確実に防
止し、かつ射出成形用金型の寿命を長期化するの
に大きく貢献できる自動車用内装部品を提供する
ことにある。≪Purpose of the invention≫ This invention was made in view of the above-mentioned circumstances. For automobile interior parts, by adding innovation to the shape of the resin core material, we can reliably prevent breakage of the nesting pins used in injection molds and extend the life of injection molds. Our goal is to provide automotive interior parts that can make a significant contribution.
≪考案の構成と効果≫
上記目的を達成するために、本考案は、合成樹
脂の射出成形体からなる樹脂芯材と、この樹脂芯
材の表面に真空貼着される装飾性表皮材とからな
る自動車用内装部品において、
前記樹脂芯材の裏面側に突設される取付用ボス
に設けられるボス孔を貫通させて、真空成形用の
真空吸引孔を兼用したことを特徴とする。≪Structure and Effects of the Invention≫ In order to achieve the above object, the present invention consists of a resin core material made of an injection molded synthetic resin, and a decorative skin material vacuum-attached to the surface of this resin core material. In this automobile interior part, a boss hole provided in a mounting boss protruding from the back side of the resin core material is passed through and doubles as a vacuum suction hole for vacuum forming.
すなわち、前記構成によれば、取付用ボスのボ
ス孔と、真空吸引用の貫通孔とを兼用するように
したから、ボス形成用のスリーブピンにより真空
吸引用の貫通孔を形成でき、また取付用ボスがな
い場合は、スリーブピンおよびスリーブピンの補
強パイプのみで真空吸引用の貫通孔が形成できる
ため、従来の入子ピンに比べ、機械強度が著しく
優れているため、ピンの破損が確実に防止でき、
破損によるピン交換が必要なくなり、また破損し
たピンによる金型の損傷等の不具合を有効に解決
することができる。 That is, according to the above structure, since the boss hole of the mounting boss also serves as the through hole for vacuum suction, the through hole for vacuum suction can be formed by the sleeve pin for forming the boss, and the mounting If there is no boss, the through hole for vacuum suction can be formed using only the sleeve pin and the reinforcing pipe of the sleeve pin, so the mechanical strength is significantly superior to that of conventional nested pins, so the pin will not be damaged. can be prevented from
There is no need to replace pins due to breakage, and problems such as damage to molds caused by broken pins can be effectively resolved.
≪実施例の説明≫
以下、本考案に係る自動車用内装部品
第１図は本願に係る自動車用内装部品の要部を
示す断面図、第２図は同自動車用内装部品を製造
する射出成形用金型を示す断面図である。<<Description of Examples>> Hereinafter, the interior parts for automobiles according to the present invention will be described. FIG. 1 is a sectional view showing the main parts of the interior parts for automobiles according to the present invention, and FIG. 2 is an injection molding part for manufacturing the interior parts for automobiles. It is a sectional view showing a mold.
第１図において、本願に係る自動車用内装部品
１０は、合成樹脂の射出成形体からなる樹脂芯材
１１と、この樹脂芯材１１の表面に真空成形によ
り一体貼着される装飾性表皮材１２とから構成さ
れており、さらに詳しくは、樹脂芯材１１の裏面
側には図示しない車体パネル等に装着するための
取付用ボス部１３が立設されており、このボス部
１３にはボス孔１４が樹脂芯材１１の表面側にま
で貫通形成されている。 In FIG. 1, an automobile interior part 10 according to the present application includes a resin core material 11 made of an injection molded synthetic resin, and a decorative skin material 12 integrally attached to the surface of the resin core material 11 by vacuum forming. More specifically, on the back side of the resin core material 11, a mounting boss portion 13 for mounting on a vehicle body panel (not shown), etc. is erected, and this boss portion 13 has a boss hole. 14 is formed to penetrate to the surface side of the resin core material 11.
そして、このボス孔１４が真空吸引孔を兼用す
るため、このボス孔１４を通して、表皮材１２が
樹脂芯材１１表面に真空貼着される。 Since this boss hole 14 also serves as a vacuum suction hole, the skin material 12 is vacuum bonded to the surface of the resin core material 11 through this boss hole 14.
次に、樹脂芯材１１を第１図に示す形状に射出
成形する金型について説明すると、第２図に示す
ように、射出成形用金型を構成するコア側金型１
５とキヤビテイ側金型１６との間に形成されるキ
ヤビテイ１７内に溶融樹脂が充填され、冷却固化
されて、製品樹脂芯材１１が形成されるが、コア
側金型１５内に、スリーブピン１８が配設され、
さらにこのスリーブピン１８を保持する補強パイ
プ１９が設けられている。 Next, a description will be given of the mold for injection molding the resin core material 11 into the shape shown in FIG. 1. As shown in FIG. 2, the core side mold 1 constituting the injection mold
5 and the cavity side mold 16 is filled with molten resin, and is cooled and solidified to form the product resin core material 11. 18 are arranged,
Furthermore, a reinforcing pipe 19 for holding the sleeve pin 18 is provided.
また、取付用ボス部１３以外の箇所に貫通孔を
開設する場合は、スリーブピン１８ならびにスリ
ーブピンの補強パイプ１９のみで真空吸引孔を開
設すればよい。 Moreover, when opening a through hole in a location other than the mounting boss portion 13, the vacuum suction hole may be opened using only the sleeve pin 18 and the reinforcing pipe 19 of the sleeve pin.
以上説明したように、本願に係る自動車用内装
部品１０は、樹脂芯材１１と樹脂芯材１１表面に
真空貼着される表皮材１２とから構成され、かつ
この樹脂芯材１１の裏面側に突設される取付用ボ
スのボス孔１４を、真空吸引孔として兼用すると
ともに、スリーブピン１８とスリーブピンの補強
パイプ１９などで真空吸引孔を開設するようにし
たものであるから、従来の入子ピンを廃止し、入
子ピン使用に伴う種々の不具合を有効に解決でき
るなど実用的価値が高いものである。 As explained above, the automotive interior component 10 according to the present application is composed of a resin core material 11 and a skin material 12 that is vacuum-attached to the surface of the resin core material 11. The boss hole 14 of the protruding mounting boss is also used as a vacuum suction hole, and the vacuum suction hole is opened using the sleeve pin 18 and the reinforcing pipe 19 of the sleeve pin. It has high practical value, as it eliminates the child pin and effectively solves various problems associated with the use of the nest pin.
第１図は本願に係る自動車用内装部品の要部を
示す断面図、第２図は同自動車用内装部品の樹脂
芯材の成形に使用する射出成形用金型を示す断面
図、第３図は従来の自動車用内装部品の樹脂芯材
の成形に使用する射出成形用金型を示す断面図で
ある。
１０……自動車用内装部品、１１……樹脂芯
材、１２……表皮材、１３……取付用ボス部、１
４……ボス孔、１５……コア側金型、１６……キ
ヤビテイ側金型、１７……キヤビテイ、１８……
スリーブピン、１９……補強パイプ。
FIG. 1 is a cross-sectional view showing the main parts of the automotive interior parts according to the present application, FIG. 2 is a cross-sectional view showing an injection mold used for molding the resin core material of the automotive interior parts, and FIG. 1 is a cross-sectional view showing an injection mold used for molding a conventional resin core material for automobile interior parts. 10...Automotive interior parts, 11...Resin core material, 12...Skin material, 13...Mounting boss part, 1
4... Boss hole, 15... Core side mold, 16... Cavity side mold, 17... Cavity, 18...
Sleeve pin, 19...Reinforcement pipe.
Claims (1)
の樹脂芯材の表面に真空貼着される装飾性表皮材
とからなる自動車用内装部品において、 前記樹脂芯材の裏面側に突設される取付用ボス
に設けられるボス孔を貫通させて、真空成形用の
真空吸引孔を兼用したことを特徴とする自動車用
内装部品。[Scope of Claim for Utility Model Registration] An automobile interior part comprising a resin core material made of an injection molded synthetic resin and a decorative skin material vacuum-attached to the surface of the resin core material, comprising: An interior part for an automobile, characterized in that a boss hole provided in a mounting boss protruding from the back side of the vehicle is passed through and doubles as a vacuum suction hole for vacuum forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15639586U JPH0329244Y2 (en) | 1986-10-13 | 1986-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15639586U JPH0329244Y2 (en) | 1986-10-13 | 1986-10-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6361356U JPS6361356U (en) | 1988-04-23 |
| JPH0329244Y2 true JPH0329244Y2 (en) | 1991-06-21 |
Family
ID=31077971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15639586U Expired JPH0329244Y2 (en) | 1986-10-13 | 1986-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0329244Y2 (en) |
-
1986
- 1986-10-13 JP JP15639586U patent/JPH0329244Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6361356U (en) | 1988-04-23 |
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