JP2003097372A - Structure for fixing fireproof sheet to resin fuel tank and method for fixing the same - Google Patents
Structure for fixing fireproof sheet to resin fuel tank and method for fixing the sameInfo
- Publication number
- JP2003097372A JP2003097372A JP2001286060A JP2001286060A JP2003097372A JP 2003097372 A JP2003097372 A JP 2003097372A JP 2001286060 A JP2001286060 A JP 2001286060A JP 2001286060 A JP2001286060 A JP 2001286060A JP 2003097372 A JP2003097372 A JP 2003097372A
- Authority
- JP
- Japan
- Prior art keywords
- fuel tank
- resin
- fixing
- sheet
- refractory sheet
- 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.)
- Withdrawn
Links
- 239000002828 fuel tank Substances 0.000 title claims abstract description 56
- 239000011347 resin Substances 0.000 title claims abstract description 54
- 229920005989 resin Polymers 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 14
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000012784 inorganic fiber Substances 0.000 claims description 11
- 239000003365 glass fiber Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 5
- 229920013716 polyethylene resin Polymers 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
Landscapes
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、主に自動車用の樹
脂製燃料タンクに対する耐火シートの固定構造及びその
固定方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a structure for fixing a fireproof sheet to a resin fuel tank for automobiles and a fixing method thereof.
【０００２】[0002]
【従来の技術】従来の自動車用のポリエチレン樹脂製燃
料タンクに対するポリエチレンテレフタレート樹脂材料
等からなる耐火シートの固定は、図３に示すように、ネ
ジ孔ｂが設けられたブラケットａを樹脂製燃料タンクｔ
の外面に熱溶着により取り付け、耐火シートｃを樹脂製
燃料タンクｔに載置してから同シートｃに通したビスｄ
をネジ孔ｂに締め付けることにより行われている。2. Description of the Related Art As shown in FIG. 3, when a fireproof sheet made of polyethylene terephthalate resin material is fixed to a conventional polyethylene resin fuel tank for an automobile, a bracket a provided with a screw hole b is attached to the resin fuel tank. t
Of the fireproof sheet c mounted on the outer surface of the resin by heat-welding and then placed on the resin fuel tank t, and then passed through the sheet c.
Is fastened to the screw hole b.
【０００３】[0003]
【発明が解決しようとする課題】上記した従来の樹脂製
燃料タンクに対する耐火シートの固定構造乃至固定方法
においては、ブラケットａやビスｄの部品が必要であっ
て部品点数が多くなり、組付けのための作業時間を多く
要していた。なお、ポリエチレン樹脂製燃料タンクとポ
リエチレンテレフタレート樹脂製耐火シートとは、異種
材料であることから直接に接着することができなかっ
た。In the above-described conventional structure or method for fixing the fireproof sheet to the resin-made fuel tank, the parts of the bracket a and the screw d are required, and the number of parts is large, so that the assembling is difficult. It took a lot of work time for. The polyethylene resin fuel tank and the polyethylene terephthalate resin refractory sheet could not be directly bonded to each other because they were different materials.
【０００４】この発明の目的は、超音波による溶着を利
用した量産に適する樹脂製燃料タンクに対する耐火シー
トの固定構造及びその固定方法を提供することにある。An object of the present invention is to provide a structure and method for fixing a refractory sheet to a resin fuel tank suitable for mass production using ultrasonic welding.
【０００５】[0005]
【課題を解決するための手段】前記目的を達成するため
に請求項１に記載の発明は、樹脂製燃料タンクの外面の
所要箇所を覆うための耐火シートを同燃料タンクに固定
する構造において、無機質繊維と樹脂とを混合して製造
された前記耐火シートを前記燃料タンクに超音波による
溶着を施して固定することを特徴とする。In order to achieve the above object, the invention according to claim 1 has a structure in which a refractory sheet for covering a required portion on the outer surface of a resin fuel tank is fixed to the fuel tank. The refractory sheet manufactured by mixing inorganic fibers and resin is fixed to the fuel tank by ultrasonic welding.
【０００６】同様の目的を達成するために請求項２に記
載の発明は、請求項１に記載の樹脂製燃料タンクに対す
る耐火シートの固定構造において、前記無機質繊維が、
カーボン繊維若しくはガラス繊維であることを特徴とす
る。In order to achieve the same object, a second aspect of the present invention provides a structure for fixing a fireproof sheet to a resin fuel tank according to the first aspect, wherein the inorganic fiber is
It is characterized by being carbon fiber or glass fiber.
【０００７】同様の目的を達成するために請求項３に記
載の発明は、樹脂製燃料タンクの外面の所要箇所を覆う
ための耐火シートを同燃料タンクに固定する方法におい
て、無機質繊維と樹脂とを混合して製造された前記耐火
シートを前記燃料タンクの所定位置に配置し、ついで、
超音波溶接機のホーンの先端に固定された振動チップを
それらに押圧することにより、その燃料タンクの樹脂の
一部と該シートの樹脂の一部を溶融させると共に、前記
無機質繊維が燃料タンクの溶融した部分の樹脂に食い込
むように溶着を施して固定することを特徴とする。In order to achieve the same object, the invention described in claim 3 is a method for fixing a fireproof sheet for covering a required portion of an outer surface of a resin fuel tank to the fuel tank, in which inorganic fiber and resin are used. The refractory sheet produced by mixing the above is placed at a predetermined position of the fuel tank, and then,
By pressing the vibrating tip fixed to the tip of the horn of the ultrasonic welding machine against them, a part of the resin of the fuel tank and a part of the resin of the sheet are melted, and the inorganic fiber is It is characterized in that the resin is fused and fixed so as to bite into the resin in the molten portion.
【０００８】同様の目的を達成するために請求項４に記
載の発明は、請求項３に記載の樹脂製燃料タンクに対す
る耐火シートの固定方法において、前記無機質繊維が、
カーボン繊維若しくはガラス繊維であることを特徴とす
るものである。In order to achieve the same object, a fourth aspect of the present invention is the method for fixing a refractory sheet to a resin fuel tank according to the third aspect, wherein the inorganic fiber is
It is characterized by being carbon fiber or glass fiber.
【０００９】[0009]
【発明の作用及び効果】（請求項１及び請求項３の発
明）樹脂製燃料タンクの上に配置した耐火シートに対し
て、超音波溶接機の振動チップを押圧して超音波振動を
付与することにより、その燃料タンクの樹脂の一部と耐
火シートの樹脂の一部を溶融させ、かつ、耐火シート中
の無機質繊維を燃料タンクの溶融した部分の樹脂に食い
込ませて溶着を施す。これにより、両者は確実に固定さ
れる。(Advantageous Effects of the Invention) (Inventions of Claims 1 and 3) The vibration tip of the ultrasonic welding machine is pressed against the fireproof sheet arranged on the resin fuel tank to apply ultrasonic vibration. As a result, a part of the resin in the fuel tank and a part of the resin in the refractory sheet are melted, and the inorganic fibers in the refractory sheet bite into the resin in the melted part of the fuel tank to perform welding. As a result, both are securely fixed.
【００１０】（請求項２及び請求項４の発明）カーボン
繊維若しくはガラス繊維を樹脂に混合して製造された耐
火シートを用いることにより、火炎に対する耐熱性が高
くなり、それらの繊維が燃料タンクの溶融した部分の樹
脂に食い込むために溶着部分の強度も大きくなる。(Inventions of Claims 2 and 4) By using a refractory sheet produced by mixing carbon fiber or glass fiber with resin, the heat resistance to flame becomes high, and these fibers are used in the fuel tank. The strength of the welded part also increases because it bites into the resin in the melted part.
【００１１】この樹脂製燃料タンクに対する耐火シート
の固定構造及びその固定方法は、超音波による溶着技術
と材料の機械的性質を利用することにより、部品点数が
少なくなって組付けのための作業時間を低減することが
でき、生産効率に優れる。加えて、実施する際の加工設
備の制約が少ないことから、固定を施す箇所の選択の自
由度が高いという利点がある。The structure and method for fixing the refractory sheet to the resin fuel tank utilize the welding technology by ultrasonic waves and the mechanical properties of the material, so that the number of parts is reduced and the working time for assembly is reduced. Can be reduced and production efficiency is excellent. In addition, since there are few restrictions on the processing equipment when carrying out, there is an advantage that there is a high degree of freedom in selecting a portion to be fixed.
【００１２】[0012]
【発明の実施の形態】以下に、本発明の実施の形態例を
図面に基づいて説明する。図１は樹脂製燃料タンクに耐
火シートを固定した状態を示す説明図、図２は樹脂製燃
料タンクに耐火シートを固定する状態を説明するための
模式図である。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an explanatory view showing a state where a fireproof sheet is fixed to a resin fuel tank, and FIG. 2 is a schematic diagram for explaining a state where a fireproof sheet is fixed to a resin fuel tank.
【００１３】図１において、１はポリエチレン樹脂材料
により所定形状に成形された燃料タンクである。２は火
炎から樹脂製燃料タンク１を保護するために、その燃料
タンク１の上面１ａと側面１ｂを覆うように配置された
耐火シートである。In FIG. 1, reference numeral 1 is a fuel tank formed of a polyethylene resin material in a predetermined shape. Reference numeral 2 is a refractory sheet arranged to cover the upper surface 1a and the side surface 1b of the fuel tank 1 in order to protect the resin fuel tank 1 from flames.
【００１４】因に、上記耐火シート２は樹脂製燃料タン
ク１の上面１ａと側面１ｂに配置されているが、燃料タ
ンク１の下面については保護されていない。これは、燃
料タンク１に燃料が貯溜されることにより燃料タンク１
の下部が冷却されるため、火炎対策がそれほど必要では
ないことによる。The refractory sheet 2 is arranged on the upper surface 1a and the side surface 1b of the resin fuel tank 1, but the lower surface of the fuel tank 1 is not protected. This is because the fuel is stored in the fuel tank 1.
Because the lower part of the is cooled, less flame protection is required.
【００１５】耐火シート２については、耐熱及び断熱効
果の高いカーボン繊維４をポリエチレンテレフタレート
樹脂３に混合してシート状に製造したものを用いるのが
好ましい。As the fireproof sheet 2, it is preferable to use a sheet produced by mixing the polyethylene terephthalate resin 3 with the carbon fiber 4 having high heat resistance and heat insulation effect.
【００１６】しかして、図２に示すように、樹脂製燃料
タンク１に配置された耐火シート２に対して、公知の超
音波溶接機の作動により振動チップ１０が押圧されて超
音波振動を付与する。これにより、燃料タンク１の樹脂
の一部と耐火シート２の樹脂３の一部とが溶融すると共
に、耐火シート２に含まれたカーボン繊維４をその燃料
タンク１の溶融した部分の樹脂に食い込ませて溶着ｗが
施され、樹脂製燃料タンク１に耐火シート２が確実に固
定される。As shown in FIG. 2, however, the vibrating tip 10 is pressed against the refractory sheet 2 arranged in the resin fuel tank 1 by the operation of a known ultrasonic welding machine to impart ultrasonic vibration. To do. As a result, a part of the resin of the fuel tank 1 and a part of the resin 3 of the refractory sheet 2 are melted, and the carbon fibers 4 contained in the refractory sheet 2 bite into the resin of the melted part of the fuel tank 1. Then, the welding w is applied, and the fireproof sheet 2 is securely fixed to the resin fuel tank 1.
【００１７】以上のとおり、この樹脂製燃料タンクに対
する耐火シートの固定構造及びその固定方法は、超音波
による溶着技術と材料の機械的性質を利用することによ
り、部品点数が少なくなって組付けのための工数を低減
することができると共に、多量生産に適する。As described above, the structure for fixing the refractory sheet to the resin fuel tank and the method for fixing the same can reduce the number of parts by using the welding technique by ultrasonic waves and the mechanical properties of materials. It is possible to reduce the number of man-hours, and is suitable for mass production.
【図１】樹脂製燃料タンクに耐火シートを固定した状態
を示す説明図FIG. 1 is an explanatory view showing a state in which a fireproof sheet is fixed to a resin fuel tank.
【図２】樹脂製燃料タンクに耐火シートを固定する状態
を説明するための模式図FIG. 2 is a schematic diagram for explaining a state in which a fire resistant sheet is fixed to a resin fuel tank.
【図３】従来の樹脂製燃料タンクに対する耐火シートの
固定構造の説明図FIG. 3 is an explanatory view of a conventional structure for fixing a fireproof sheet to a resin fuel tank.
１→樹脂製燃料タンク １ａ→上面 １ｂ→側面 ２→耐火シート ３→樹脂 ４→カーボン繊維 １０→振動チップ 1 → plastic fuel tank 1a → top surface 1b → side surface 2 → Fireproof sheet 3 → resin 4 → carbon fiber 10 → vibration tip
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｂ２９Ｋ 307:04 Ｂ２９Ｋ 309:08 309:08 Ｂ２９Ｌ 22:00 Ｂ２９Ｌ 22:00 31:30 31:30 Ｂ６０Ｋ 15/02 Ａ (72)発明者 中島 孝司 愛知県豊田市鴻ノ巣町２丁目26番地 堀江 金属工業株式会社内 (72)発明者 入山 要次郎 愛知県豊田市トヨタ町１番地 トヨタ自動 車株式会社内 (72)発明者 三輪 康治 愛知県豊田市トヨタ町１番地 トヨタ自動 車株式会社内 Ｆターム(参考） 3D038 CA04 CA05 CA15 CA17 CB01 CC20 3E062 AA06 AB03 AC02 JA02 JA08 JB04 JC02 JD04 4F211 AA04 AA24 AD16 AD19 AG03 AG07 AH17 AH55 TA01 TC03 TC06 TD11 TJ30 TN20 ─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI theme code (reference) B29K 307: 04 B29K 309: 08 309: 08 B29L 22:00 B29L 22:00 31:30 31:30 B60K 15 / 02 A (72) Inventor, Koji Nakajima 2-26, Konosu-cho, Toyota-shi, Aichi Horie Metal Industry Co., Ltd. (72) Inventor, Kaijiro Iriyama, 1-town, Toyota-cho, Aichi Prefecture, Toyota Motor Corporation (72) Inventor Koji Miwa 1 Toyota-cho, Toyota-shi, Aichi F-term in Toyota Motor Corporation (reference) 3D038 CA04 CA05 CA15 CA17 CB01 CC20 3E062 AA06 AB03 AC02 JA02 JA08 JB04 JC02 JD04 4F211 AA04 AA24 AD16 AD19 AG03 AG07 AH17 AH55 TA TC TC06 TD11 TJ30 TN20
Claims (4)
うための耐火シートを同燃料タンクに固定する構造にお
いて、無機質繊維と樹脂とを混合して製造された前記耐
火シートを前記燃料タンクに超音波による溶着を施して
固定することを特徴とする樹脂製燃料タンクに対する耐
火シートの固定構造。1. A structure in which a refractory sheet for covering a required portion of an outer surface of a resin fuel tank is fixed to the fuel tank, the refractory sheet manufactured by mixing inorganic fiber and resin is provided in the fuel tank. A structure for fixing a refractory sheet to a resin fuel tank, which is fixed by applying welding by ultrasonic waves.
はガラス繊維であることを特徴とする請求項１に記載の
樹脂製燃料タンクに対する耐火シートの固定構造。2. The structure for fixing a fireproof sheet to a resin fuel tank according to claim 1, wherein the inorganic fiber is carbon fiber or glass fiber.
うための耐火シートを同燃料タンクに固定する方法にお
いて、無機質繊維と樹脂とを混合して製造された前記耐
火シートを前記燃料タンクの所定位置に配置し、つい
で、超音波溶接機のホーンの先端に固定された振動チッ
プをそれらに押圧することにより、その燃料タンクの樹
脂の一部と該シートの樹脂の一部を溶融させると共に、
前記無機質繊維が燃料タンクの溶融した部分の樹脂に食
い込むように溶着を施して固定することを特徴とする樹
脂製燃料タンクに対する耐火シートの固定方法。3. A method for fixing a refractory sheet for covering a required portion of an outer surface of a resin fuel tank to the fuel tank, wherein the refractory sheet manufactured by mixing inorganic fiber and resin is used for the fuel tank. By arranging it at a predetermined position and then pressing a vibrating tip fixed to the tip of the horn of the ultrasonic welding machine against them, a part of the resin of the fuel tank and a part of the resin of the sheet are melted and ,
A method for fixing a refractory sheet to a resin fuel tank, wherein the inorganic fiber is welded and fixed so as to bite into a resin in a molten portion of the fuel tank.
はガラス繊維であることを特徴とする請求項３に記載の
樹脂製燃料タンクに対する耐火シートの固定方法。4. The method for fixing a refractory sheet to a resin fuel tank according to claim 3, wherein the inorganic fiber is carbon fiber or glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001286060A JP2003097372A (en) | 2001-09-20 | 2001-09-20 | Structure for fixing fireproof sheet to resin fuel tank and method for fixing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001286060A JP2003097372A (en) | 2001-09-20 | 2001-09-20 | Structure for fixing fireproof sheet to resin fuel tank and method for fixing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2003097372A true JP2003097372A (en) | 2003-04-03 |
Family
ID=19109101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001286060A Withdrawn JP2003097372A (en) | 2001-09-20 | 2001-09-20 | Structure for fixing fireproof sheet to resin fuel tank and method for fixing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003097372A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2876779A1 (en) * | 2004-10-18 | 2006-04-21 | Fed Mogul Systems Prot Group S | METHOD OF FIXING A THERMAL SCREEN ON A PLASTIC PART AND ADAPTED THERMAL SCREEN |
| JP2009067223A (en) * | 2007-09-13 | 2009-04-02 | Toyota Motor Corp | Fuel tank |
| CN102892568A (en) * | 2010-03-09 | 2013-01-23 | 英瑞杰汽车系统研究公司 | Process for manufacturing fuel tank and use thereof in hybrid vehicle |
| JP5838253B1 (en) * | 2014-11-11 | 2016-01-06 | 史郎 山田 | External fuel tank cover |
-
2001
- 2001-09-20 JP JP2001286060A patent/JP2003097372A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2876779A1 (en) * | 2004-10-18 | 2006-04-21 | Fed Mogul Systems Prot Group S | METHOD OF FIXING A THERMAL SCREEN ON A PLASTIC PART AND ADAPTED THERMAL SCREEN |
| WO2006042935A1 (en) * | 2004-10-18 | 2006-04-27 | Federal Mogul Systems Protection Group | Method for fixing a thermal screen onto ta plastic part and thermal screen thus adapted |
| JP2009067223A (en) * | 2007-09-13 | 2009-04-02 | Toyota Motor Corp | Fuel tank |
| CN102892568A (en) * | 2010-03-09 | 2013-01-23 | 英瑞杰汽车系统研究公司 | Process for manufacturing fuel tank and use thereof in hybrid vehicle |
| US8967418B2 (en) | 2010-03-09 | 2015-03-03 | Inergy Automotive Systems Research S.A. | Process for manufacturing a fuel tank and use thereof in a hybrid vehicle |
| EP2544881B1 (en) | 2010-03-09 | 2017-09-27 | Inergy Automotive Systems Research (Société A.) | Process for manufacturing a fuel tank, fuel tank and use thereof in a hybrid vehicle |
| CN107364142A (en) * | 2010-03-09 | 2017-11-21 | 全耐塑料高级创新研究公司 | fuel tank manufacturing process and use of the fuel tank in a hybrid vehicle |
| KR101824272B1 (en) * | 2010-03-09 | 2018-01-31 | 플라스틱 옴니엄 어드벤스드 이노베이션 앤드 리서치 | Process for manufacturing a fuel tank and use thereof in a hybrid vehicle |
| JP5838253B1 (en) * | 2014-11-11 | 2016-01-06 | 史郎 山田 | External fuel tank cover |
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