JPH03150134A - Manufacture of automotive cooler case or the like - Google Patents
Manufacture of automotive cooler case or the likeInfo
- Publication number
- JPH03150134A JPH03150134A JP1290392A JP29039289A JPH03150134A JP H03150134 A JPH03150134 A JP H03150134A JP 1290392 A JP1290392 A JP 1290392A JP 29039289 A JP29039289 A JP 29039289A JP H03150134 A JPH03150134 A JP H03150134A
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- cooler case
- heat insulating
- insulating material
- main body
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000011810 insulating material Substances 0.000 claims abstract description 28
- 239000004698 Polyethylene Substances 0.000 claims abstract description 17
- -1 polyethylene Polymers 0.000 claims abstract description 17
- 229920000573 polyethylene Polymers 0.000 claims abstract description 17
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 16
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 14
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 238000007666 vacuum forming Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000000853 adhesive Substances 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 6
- 239000002985 plastic film Substances 0.000 claims description 3
- 239000007767 bonding agent Substances 0.000 abstract 1
- 238000002788 crimping Methods 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 239000004831 Hot glue Substances 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 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
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野》
本発明は、作業性よぐ断熱性を付与することが可能な自
動車用クーラニケースなどの製造方法に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a method for manufacturing a cooler case for an automobile, etc., which is capable of imparting heat insulation properties that improve workability.
（従来の技術）
従来、例えば第３図に示すような自動車用クーラーケー
スは、」ユ部側１−１、下部側１−２とが嵌合されたク
ーラーケース本体１に断熱性を付与するために、第４図
に示すように構成されている。(Prior Art) Conventionally, for example, in an automobile cooler case as shown in FIG. 3, heat insulation is provided to a cooler case body 1 in which a bottom side 1-1 and a bottom side 1-2 are fitted. Therefore, it is constructed as shown in FIG.
すなわち、ポリエチレン発泡単体シートをクーラーケー
ス本体１内の内側面に接合する形状に真空成形して断熱
材２を形成し、しかる後にクーラーケース本体１の内側
面あるいは断熱材２の表面にゴム系接着剤（例えば、日
立化成工業特製造のポリマー製ハイボン１４９１）やホ
ットメルト接着剤（例えば、同社製造のポリマー製ダル
−スチック１３０）などの接着剤３を塗布し、断熱材２
をクーラーケース本体１内に嵌合するとともに、その内
側面に圧着して接合するように製造されている。That is, the heat insulating material 2 is formed by vacuum forming a single polyethylene foam sheet into a shape that is bonded to the inner surface of the cooler case body 1, and then rubber adhesive is applied to the inner surface of the cooler case main body 1 or the surface of the heat insulating material 2. The heat insulating material 2
It is manufactured to fit into the cooler case main body 1 and to be crimped and joined to the inner surface of the cooler case main body 1.
（発明が解決しようとする課題》
しかしながら、上記したようにポリエチレン発泡単体シ
ートを真空成形してなる断熱材２を、上記したゴム系接
着剤を使用してクーラーケース本体１内に圧着する場合
には、断熱材２の剛性が低いためクーラーケース本体１
の内側面の形状に対して位置ずれが発生しやすく、さら
に断熱材２の圧着部はその位置ずれを補正する必要があ
るが、このような場合に断熱材２を引張ったりするため
断熱材２が伸びてしまったり、あるいは切れたりするな
どの問題があった。(Problem to be Solved by the Invention) However, as described above, when the heat insulating material 2 made by vacuum forming a single polyethylene foam sheet is crimped into the cooler case body 1 using the rubber adhesive described above, , because the rigidity of the insulation material 2 is low, the cooler case body 1
Misalignment tends to occur with respect to the shape of the inner surface of the insulation material 2, and it is necessary to correct the misalignment of the crimped portion of the insulation material 2. There were problems such as stretching or breaking.
また、断熱材２を接合するために用いられる接着剤３と
しては、上記したゴム系接着剤に比較してホットメルト
接着剤はその固化時間が、例えばゴム系接着剤では４〜
２４ＨＶであるのに対して、１０秒〜３０秒と少なくて
済み、短時間で固化することができるという特長がある
。In addition, as for the adhesive 3 used for joining the heat insulating material 2, compared to the above-mentioned rubber adhesive, hot melt adhesive has a hardening time of 4 to
24HV, it requires less time of 10 to 30 seconds and has the advantage of being able to solidify in a short time.
しかしながら、反面ポリエチレン発泡単体シートによっ
て成形された断熱材２に使用すると、ホットメルｌ−接
着剤の加熱温度が１８０℃〜２３０℃と高いため、断熱
材２が熱により溶けてしまうという問題があった。However, when used on the heat insulating material 2 formed from a single polyethylene foam sheet, there was a problem that the heat insulating material 2 would melt due to the high heating temperature of the hot melt l-adhesive, 180°C to 230°C. .
本発明は、」二記のような問題点に鑑みてなされたもの
であり、その目的とするところは、断熱材に剛性を付与
することができ、圧着時における位置ずれの発生を少な
くするとともに圧着後の位置ずれの修正を容易に行うこ
とができ、さらにホットメルト接着剤を使用した場合で
も、ポリエチレン発泡体よりなる断熱材の熱により溶け
を防止することができるなど、作業性よく断熱性を付与
することが可能な０動車用クーラーケースなどの製造方
法を提供することにある。The present invention has been made in view of the problems mentioned in section 2 above, and its purpose is to be able to impart rigidity to a heat insulating material, to reduce the occurrence of misalignment during crimping, and to Misalignment after crimping can be easily corrected, and even when hot melt adhesive is used, the polyethylene foam insulation material can be prevented from melting due to the heat, making it easy to work with and has excellent insulation properties. It is an object of the present invention to provide a method of manufacturing a cooler case for a zero-speed vehicle, etc., which can provide the following properties.
（課題を解決するための手段》
本発明は、上記のような目的を達成するために、断熱性
を付与した自動車用クーラーケース本体の製造方法にお
いて、ポリエチレン発泡単体シートの片側面に非発泡熱
可塑性プラスチックシートを一体的に重合貼着した複合
シー１−を形成するとともに、この複合シー１−を真空
成形によりクーラーケース本体内に接合し得る形状の断
熱材として成形し、かつクーラーケース本体の内側面に
」二記断熱材を非発泡熱可塑性プラスチックを接着面と
して接合することを特徴とする特
＊実施例）
以下、本発明の実施例を図面に基づき詳細に説明する。(Means for Solving the Problems) In order to achieve the above-mentioned objects, the present invention provides a method for manufacturing an automobile cooler case body provided with heat insulation, in which non-foamed heat is applied to one side of a single polyethylene foam sheet. A composite sheet 1- is formed by integrally polymerizing and pasting plastic plastic sheets, and this composite sheet 1- is formed by vacuum forming as a heat insulating material in a shape that can be joined inside the cooler case body. Special Embodiment characterized in that the heat insulating material described above is bonded to the inner surface with a non-foamed thermoplastic as an adhesive surface) Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
第１図は本発明を用いて製造された０動車用クーラーケ
ースの縦断面図であり、第２図（ａ）乃至（ｅ）は本発
明に係る−造工程を示す説明用断面図である。FIG. 1 is a longitudinal cross-sectional view of a cooler case for a zero-vehicle vehicle manufactured using the present invention, and FIGS. 2(a) to (e) are explanatory cross-sectional views showing the manufacturing process according to the present invention. .
すなわち、本発明によって製造された自動車用クーラー
ケースは、上部側１０−１と下部側１０−２とが嵌合さ
れたクーラーケース本体１０内に、ポリエチレン発泡単
体シート１１と非発泡熱可塑性プラスチックシート１２
とを一体的に重合貼着してなる複合シート１３を、断熱
材１４として成形し、この断熱材１４を非発泡熱可塑性
プラスチックシート１２側が接着剤１４を介してクーラ
ーケース本体１０の内側面に接着されており、この製造
方法を第２図に基づき具体的に説明する。That is, the automobile cooler case manufactured according to the present invention has a polyethylene foam single sheet 11 and a non-foamed thermoplastic sheet inside the cooler case body 10 in which the upper side 10-1 and the lower side 10-2 are fitted. 12
A composite sheet 13 formed by integrally polymerizing and pasting is formed as a heat insulating material 14, and the non-foamed thermoplastic sheet 12 side is attached to the inner surface of the cooler case body 10 via an adhesive 14. The manufacturing method will be explained in detail with reference to FIG. 2.
まず、クーラーケース本体１０は、タルク充填ポリプロ
ピレンで射出成形により製造する。First, the cooler case body 10 is manufactured from talc-filled polypropylene by injection molding.
断熱材１４を形成する複合シート１３の一方のシートで
あるポリエチレン発泡単体シート１１は、発泡倍率が３
０倍のポリエチレン発泡体により形成され、かつその厚
みは３〜５ｍｍに成形される。The single polyethylene foam sheet 11, which is one sheet of the composite sheet 13 forming the heat insulating material 14, has a foaming ratio of 3.
It is made of 0x polyethylene foam and has a thickness of 3 to 5 mm.
また、断熱材１４の他方のシートを形成する非発泡熱可
塑性プラスチックシート１２は、その厚みが０．１〜０
．５ｍｍとして設定されたポリエチレンより形成されて
いる。Further, the non-foamed thermoplastic sheet 12 forming the other sheet of the heat insulating material 14 has a thickness of 0.1 to 0.
．． It is made of polyethylene with a diameter of 5 mm.
しかして、ポリエチレン発泡単体シート１１と非発泡熱
可塑性プラスチックシート１２は、それぞれ互いに重合
されるとともに、接着あるいは熱融着により一体的に貼
着された複合シート１３として形成される（図（ａ）参
照）。Thus, the single polyethylene foam sheet 11 and the non-foamed thermoplastic sheet 12 are polymerized with each other and are integrally bonded by adhesive or heat fusion to form a composite sheet 13 (see Figure (a)). reference).
次いで、その複合シート１３を真空成形法によりクーラ
ーケース本体１０内に接合する形状に形成した後、不要
部分を切除し断熱材１４として形成する（図（ｂ）、
（ｃ）参照）。Next, the composite sheet 13 is formed into a shape to be joined inside the cooler case body 10 by vacuum forming, and unnecessary parts are cut off to form a heat insulating material 14 (FIG. (b),
(c)).
そして、このようにして形成された断熱材１４は、その
表面側に熱可塑性プラスチックシート１２が現われてい
るので、この熱可塑性プラスチックシート１２とクーラ
ーケース本体ｌＯの内側面とが当接するように嵌合して
、クーラーケース本体１０の内側面あるいは断熱材１４
の熱可塑性プラスチックシート１２の面に接着剤１５（
図（ｄ）参照）を塗布して圧着し、図（ｅ）に示すよう
にケース本体１０の内側に接着する。Since the heat insulating material 14 thus formed has the thermoplastic sheet 12 exposed on its surface side, it is fitted so that the thermoplastic sheet 12 and the inner surface of the cooler case body 10 come into contact with each other. In addition, the inner surface of the cooler case body 10 or the heat insulating material 14
Adhesive 15 (
(see Figure (d)) is applied and crimped, and then adhered to the inside of the case body 10 as shown in Figure (e).
このように製造することにより、断熱材１４をポリエチ
レン発泡体により影成した場合でも、一定の剛性を付与
することができ、圧着時における位置ずれの発生を少な
くすることができるとともに、圧着後の位置ずれの修正
を容易に行うことができる。By manufacturing in this way, even when the heat insulating material 14 is made of polyethylene foam, it is possible to provide a certain level of rigidity, reduce the occurrence of positional shift during crimping, and reduce the occurrence of positional deviation after crimping. Misalignment can be easily corrected.
さらに、接着剤としてホットメルト接着剤を使用した場
合でも、従来のようにポリエチレン発泡体を熱によって
溶融することなく保持することができるため、断熱性が
付与された自動車用クーラーケースなどを作業性よく製
造することができる。Furthermore, even when hot-melt adhesives are used as adhesives, the polyethylene foam can be held without being melted by heat, which is the case with conventional adhesives, making it easier to work with insulated automobile cooler cases, etc. Can be manufactured well.
（発明の効果）
以」二説明したように、本発明に係る製造方法によれば
、断熱材に剛性を付与することができ、圧着時における
位置ずれの発生を少なくするとともに圧管後の位置ずれ
の修正を容易に行うことができ、さらにホントメルト接
着剤を使用した場合でも、ポリエチレン発泡体よりなる
断熱材の熱による溶けを防止することができるなどの効
果を有するので、自動車用クーラーケースなどを作業性
よく断熱性を付与して製造することかでざる。(Effects of the Invention) As explained below, according to the manufacturing method of the present invention, rigidity can be imparted to the heat insulating material, and the occurrence of positional displacement during crimping can be reduced, and positional displacement after the pressure pipe can be reduced. can be easily repaired, and even when true melt adhesive is used, it has the effect of preventing heat insulating material made of polyethylene foam from melting due to heat, so it can be used for automobile cooler cases, etc. The key is to manufacture it with good workability and heat insulation properties.
第１図は本発明を用いて製造された自動車用クーラーケ
ースの縦断面図、第２図は本発明の製造工程を示す説明
川断面図であり、図（ａ）は断熱材の成形前のシート状
態を示し、図（ｂ）は真空成形後の断熱材の断面を示し
、図（Ｃ）は真空成形後の不要部分をクーラーケース本
体の形状に合わせて切除した後の断面図を示し、図（ｄ
）はクーラーケース本体の内側に接着剤を塗布した後の
断面図を示し、図（ｅ）はクーラーケース本体に真空成
形された断熱材を圧着した後の断面図を示す。
第３図は自動車用クーラーケースの全体斜視図、第４図
は従来における自動車用クーラーケースを示す断面図で
ある。
ＩＯ−・−クーラーケース本体
１１−ポリエチレン発泡単体シート
１２−熱可塑性プラスチックシート
１３−複合シート
１４−断熱材
１５−接着剤 、を奪＼−１
Ｑ′
第４図Fig. 1 is a longitudinal cross-sectional view of an automobile cooler case manufactured using the present invention, Fig. 2 is an explanatory cross-sectional view showing the manufacturing process of the present invention, and Fig. (a) is a longitudinal cross-sectional view of an automobile cooler case manufactured using the present invention. Figure (b) shows a cross section of the heat insulating material after vacuum forming, and Figure (C) shows a cross section after removing unnecessary parts after vacuum forming to match the shape of the cooler case body. Figure (d
) shows a cross-sectional view after the adhesive is applied to the inside of the cooler case body, and Figure (e) shows a cross-sectional view after the vacuum-formed heat insulating material is pressure-bonded to the cooler case body. FIG. 3 is an overall perspective view of an automobile cooler case, and FIG. 4 is a sectional view showing a conventional automobile cooler case. IO-・-Cooler case body 11-Polyethylene foam single sheet 12-Thermoplastic plastic sheet 13-Composite sheet 14-Insulating material 15-Adhesive, take away\-1
Q' Figure 4
Claims (1)
造方法において、 ポリエチレン発泡単体シートの片側面に非発泡熱可塑性
プラスチックシートを一体的に重合貼着した複合シート
を形成するとともに、この複合シートを真空成形により
クーラーケース本体内に接合し得る形状の断熱材として
成形し、かつクーラーケース本体の内側面に上記断熱材
を非発泡熱可塑性プラスチックを接着面として接合する
ことを特徴とする自動車用クーラーケースなどの製造方
法。[Scope of Claims] 1. A method for manufacturing an automobile cooler case body with heat insulation properties, which comprises forming a composite sheet in which a non-foamed thermoplastic plastic sheet is integrally polymerized and adhered to one side of a polyethylene foam single sheet. At the same time, this composite sheet is formed as a heat insulating material in a shape that can be bonded inside the cooler case body by vacuum forming, and the above heat insulating material is bonded to the inner surface of the cooler case body using a non-foamed thermoplastic as an adhesive surface. A manufacturing method for automobile cooler cases, etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1290392A JPH03150134A (en) | 1989-11-08 | 1989-11-08 | Manufacture of automotive cooler case or the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1290392A JPH03150134A (en) | 1989-11-08 | 1989-11-08 | Manufacture of automotive cooler case or the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03150134A true JPH03150134A (en) | 1991-06-26 |
Family
ID=17755419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1290392A Pending JPH03150134A (en) | 1989-11-08 | 1989-11-08 | Manufacture of automotive cooler case or the like |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03150134A (en) |
-
1989
- 1989-11-08 JP JP1290392A patent/JPH03150134A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2008155587A (en) | Manufacturing method of hollow resin molded product | |
| JP2003231181A (en) | Lap connected board product and method for connecting the same | |
| JPH03150134A (en) | Manufacture of automotive cooler case or the like | |
| JPS6038250B2 (en) | Injection molding method for laminated molded products | |
| JP3743542B2 (en) | Method for producing molded product with fine hollow pipe | |
| JPH0564583B2 (en) | ||
| JPS5920630A (en) | Manufacture of molding | |
| JPS581518A (en) | Preparation of vacuum molded parts | |
| JPH02258320A (en) | Manufacture of resin molded product with core component | |
| US7691224B2 (en) | Thermal bonding method | |
| JPH01123722A (en) | Manufacture of panel | |
| JP2001062925A (en) | Molded product and manufacture of the same | |
| JPH04148919A (en) | Manufacture of cooler case for automobile and the like | |
| JPS61132315A (en) | Manufacture of molding for vehicle | |
| JPH06328571A (en) | Method for bonding heat insulating tubes | |
| JPS5834739B2 (en) | Reizou Koto no Dannetsu Hakotaino Seizou Hohou | |
| JPS58108109A (en) | Molding with clip and preparation thereof | |
| JPH03193430A (en) | Manufacture of composite-layer molded body | |
| JPH1158437A (en) | Method for manufacture of molded item with fine hollow conduit | |
| JPH0375141A (en) | Method for molding composite material | |
| JPH02150314A (en) | Manufacture of window having synthetic resin frame | |
| JPH11129372A (en) | Synthetic resin buffer sheet-like product and its manufacture | |
| KR20210033114A (en) | Method for ultrasonic-thermal fusion welding | |
| JP2598295B2 (en) | Method of forming a polygonal flange at the end of a resin pipe | |
| JP2009073086A (en) | Laminated body |