JPH01218820A - Treatment method for stamping molding die and skin end section - Google Patents
Treatment method for stamping molding die and skin end sectionInfo
- Publication number
- JPH01218820A JPH01218820A JP4455988A JP4455988A JPH01218820A JP H01218820 A JPH01218820 A JP H01218820A JP 4455988 A JP4455988 A JP 4455988A JP 4455988 A JP4455988 A JP 4455988A JP H01218820 A JPH01218820 A JP H01218820A
- Authority
- JP
- Japan
- Prior art keywords
- skin
- mold
- core material
- molded product
- male
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000000465 moulding Methods 0.000 title claims description 11
- 239000011162 core material Substances 0.000 claims abstract description 45
- 210000003491 skin Anatomy 0.000 claims description 53
- 210000002615 epidermis Anatomy 0.000 claims description 6
- 239000000463 material Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 229920006305 unsaturated polyester Polymers 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000037310 combination skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000002023 wood Substances 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
- B29C45/14196—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure the inserts being positioned around an edge of the injected part
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明、スタンピング成形金型および表皮端部の処理方
法に関し、詳しくは、自動車の内装部品などに供される
成形品を成形する際に利用される芯材と表皮を一体的に
成形するスタンピング成形金型および成形品の表皮端部
の処理方法に関する。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a stamping mold and a method for treating the edge of the skin. The present invention relates to a stamping mold for integrally molding a core material and a skin, and a method for treating the edges of the skin of a molded product.
〔従来技術及び発明が解決しようとする課題〕従来から
自動車の内装部品等は、芯材となる樹脂材と布等の表皮
とをスタンピング加工により、一体成形することが行わ
れていた。このスタンピング成形の際の成形品の端部の
処理は、表皮を芯材の内側に折り返して芯材と表皮とを
溶着するなどにより行われているが、折り返しなどの際
に手作業を必要としていた。しかしながら、従来のスタ
ンピング成形の端部処理の改良法としては、金型内での
表皮の切断手段の採用、あるいは成形後の折り返しを容
易とするための端部の固定手段を用いるなどがほとんど
であり、いずれも手作業による後処理工程を避けること
ができなかった。[Prior Art and Problems to be Solved by the Invention] Conventionally, automobile interior parts and the like have been integrally molded by stamping a resin material serving as a core material and an outer skin such as cloth. The edge of the molded product during stamping molding is done by folding the outer skin inside the core material and welding the core material and the outer skin, but this process requires manual labor. there was. However, most methods to improve the edge treatment of conventional stamping molding include the use of cutting means for the skin within the mold, or the use of fixing means for the edges to facilitate folding back after molding. In both cases, manual post-processing steps could not be avoided.
そこで本発明者らは、上記従来技術の課題を解決し、ス
タンピング成形時の表皮の端部処理を手作業によること
なく、簡単にかつ連続的に行うことのできるスタンピン
グ成形金型および表皮端部の処理方法を開発すべく鋭意
研究を重ねた。その結果、特定のスタンピング成形金型
を用いることにより、また特定の手順によりスタンピン
グ成形を行うことにより、これらの条件を達成できるこ
とを見出し、本発明を完成するに至った。Therefore, the present inventors have solved the above-mentioned problems of the prior art, and have developed a stamping mold and a skin edge that can easily and continuously process the edges of the skin during stamping molding without manual work. We conducted extensive research to develop a treatment method for this. As a result, they discovered that these conditions can be achieved by using a specific stamping mold and by performing stamping according to a specific procedure, and have completed the present invention.
すなわち、本発明は芯材側に配置される雄型と前記芯材
の表面に一体的に成形される表皮側の雌型とからなる一
対の金型と、該金型の外周部に配設されて前記表皮の端
部を切断する切断刃と、雄型から突出して成形品を前記
雌型に押圧するエジェクターピンと、金型の側方から内
方に向かって突出し、表皮の端部を成形品の内方に押し
込む押し込みピンと、該押し込みピンにより押し込まれ
た表皮の端部を芯材の内面側に溶着するヒーターとを備
えたことを特徴とするスタンピング成形金型を提供する
と共に、成形方法として、雄型および雌型からなるスタ
ンピング成形金型の雄型側に芯材を、雌型側に表皮を配
置して芯材と表皮を一体的に成形するとともに、該金型
の外周部で前記表皮の端部を所定幅に切断し、次いで雄
型と雌型を開くとともに成形品を前記雌型側に支持して
前記表皮の端部を成形品の内方に折り返し、再び両金型
を閉じて前記折り返された表皮の端部を、さらに雄型に
より成形品の内面に沿って折り返し、表皮の端部と芯材
とを雄型の外周に設けたヒーターにより溶着することを
特徴とする表皮端部の処理方法を提供するものである。That is, the present invention includes a pair of molds consisting of a male mold disposed on the core side and a female mold on the skin side integrally molded on the surface of the core material, and a mold disposed on the outer periphery of the mold. an ejector pin that protrudes from the male mold and presses the molded product into the female mold; and an ejector pin that protrudes inward from the side of the mold to mold the end of the skin. Provided is a stamping mold characterized in that it is equipped with a push pin that is pushed into the inside of the product, and a heater that welds the end of the skin pushed in by the push pin to the inner surface side of the core material, as well as a forming method. As a stamping mold consisting of a male die and a female die, the core material is placed on the male side and the skin is placed on the female side, and the core material and the skin are integrally molded. The ends of the skin are cut to a predetermined width, then the male and female molds are opened, the molded product is supported on the female mold side, the ends of the skin are folded back inside the molded product, and both molds are opened again. is closed, and the folded end of the skin is further folded back along the inner surface of the molded product using a male mold, and the end of the skin and the core material are welded by a heater provided on the outer periphery of the male mold. The present invention provides a method for treating the edges of the epidermis.
本発明において、スタンピング成形される素材としては
、従来とほぼ同様のものを用いることができる。例えば
表皮は、エチレンプロピレンラバー、綿布によりバッキ
ングされた塩化ビニリデン。In the present invention, as the material to be stamped, substantially the same materials as conventional ones can be used. For example, the skin is vinylidene chloride backed with ethylene propylene rubber and cotton fabric.
塩化ビニリデンと発泡層との組み合せ表皮で、発泡層と
してはプロピレン発泡体やポリウレタン発泡体、好まし
くはプロピレンあるいは直鎖状低密度ポリエチレン、あ
るいはそれに接着性を付与した変性プロピレン、ポリエ
チレンでバッキングしたものが望ましい。A combination skin of vinylidene chloride and a foam layer, where the foam layer is backed with propylene foam or polyurethane foam, preferably propylene or linear low-density polyethylene, or modified propylene or polyethylene that has been given adhesive properties. desirable.
また芯材は、成形品の基材となる部分であって、溶融樹
脂、例えばポリプロピレン、あるいはフィラーとしてガ
ラス、マイカ、タルク、炭酸カルシウム、硫酸バリウム
などの無機質フィラーや、木質粉、有機質繊維で強化さ
れたポリプロピレン材料が用いられる。そのほか、熱硬
化性樹脂として、不飽和ポリエステルやガラス、タルク
等で強化された不飽和ポリエステルなどのＳＭＣ，ＢＭ
Ｃ材あるいは、フェノール樹脂、ポリウレタン又は、こ
れらをフェルトガラス繊維で強化したものでもよい。The core material is the base material of the molded product, and is reinforced with molten resin such as polypropylene, inorganic fillers such as glass, mica, talc, calcium carbonate, and barium sulfate, wood powder, and organic fibers. Polypropylene material is used. In addition, as thermosetting resins, SMC, BM such as unsaturated polyester, unsaturated polyester reinforced with glass, talc, etc.
C material, phenol resin, polyurethane, or those reinforced with felt glass fibers may be used.
本発明では、上記の如き表皮および芯材を素材として用
いて、これを前記金型および成形方法にしたがって成形
する。第１〜４図は本発明の金型の一例を示す要部断面
図である。以下本発明を、図面に基いてさらに詳しく説
明する。In the present invention, the skin and core materials as described above are used as raw materials and are molded according to the mold and molding method described above. 1 to 4 are sectional views of essential parts showing an example of the mold of the present invention. The present invention will be explained in more detail below based on the drawings.
スタンピング成形金型１は、雄型２と雌型３からなるも
ので、雄型２にはエジェクターピン４とヒーター５が設
けられており、雌型３には切断刃６と押し込みピン７が
設けられている。The stamping mold 1 consists of a male mold 2 and a female mold 3. The male mold 2 is provided with an ejector pin 4 and a heater 5, and the female mold 3 is provided with a cutting blade 6 and a push pin 7. It is being
上記雄型２のエジェクターピン４は、雄型２から突出し
て成形品８を雌型３側に押圧するもので、成形品８の大
きさなどにより、適当な大きさのものが適当な数だけ設
けられる。またヒーター５は、表皮９を芯材１０に溶着
するためのもので、表皮端部９Ａの溶着位置に応じて雄
型２の外周部に適当間隔で、あるいは連続して設けられ
る。The ejector pins 4 of the male mold 2 protrude from the male mold 2 and press the molded product 8 toward the female mold 3. Depending on the size of the molded product 8, an appropriate number of ejector pins of an appropriate size are selected. provided. The heaters 5 are for welding the skin 9 to the core material 10, and are provided on the outer circumference of the male die 2 at appropriate intervals or continuously depending on the welding position of the skin end 9A.
一方雌型３の切断刃６は、表皮９を適当長さに切断する
もので、少なくとも雌型３の一側の全幅にわたって設け
られている。また押し込みピン７は、芯材１０の端部か
ら延出している表皮９を芯材１０の内側、即ち裏側１０
Ａ側に向けて押し込むもので、成形品８の形状や表皮９
の腰の強さ等に応じて適当な形状で適当数、あるいは全
幅にわたって設けられている。On the other hand, the cutting blade 6 of the female mold 3 is used to cut the skin 9 to an appropriate length, and is provided over the entire width of at least one side of the female mold 3. Further, the push-in pin 7 pushes the outer skin 9 extending from the end of the core material 10 to the inner side of the core material 10, that is, to the back surface 10 of the core material 10.
It is pushed toward the A side, and the shape of the molded product 8 and the skin 9 are
They are provided in an appropriate number and in an appropriate shape depending on the strength of the waist, etc., or over the entire width.
続いて、上記金型１の作動および成形の手順を説明すれ
ば下記のとおりである。即ち、まず第１図は、雄型２と
雌型３とを開いた状態で芯材１０と表皮９を所定位置に
セットし、両型２，３を閉じて芯材１０と表皮９とを所
定の形状に一体に成形した状態を示すもので、このとき
には切断刃６゜エジェクターピン４．押し込みピン７お
よびヒーター５は作動していない。Next, the operation and molding procedure of the mold 1 will be explained as follows. That is, first, in FIG. 1, with the male mold 2 and female mold 3 open, the core material 10 and the skin 9 are set in predetermined positions, and both molds 2 and 3 are closed to separate the core material 10 and the skin 9. It shows a state in which it is integrally molded into a predetermined shape, and in this case, the cutting blade 6°, the ejector pin 4. Push pin 7 and heater 5 are not operating.
次に、第２図に示すように切断刃６が作動して表皮９を
切断する。この切断刃６の作動は、金型１が閉じるとこ
れに連動して切断刃６が前進し、金型１が開く際にスプ
リング１１の力により後退するように形成されている。Next, as shown in FIG. 2, the cutting blade 6 is operated to cut the skin 9. The operation of the cutting blade 6 is such that when the mold 1 closes, the cutting blade 6 moves forward, and when the mold 1 opens, the cutting blade 6 moves backward by the force of the spring 11.
また切断位置は、芯材１０より表皮９が長くなるように
、つまり表皮９を芯材１０の裏面１０Ａ側に折り返すの
に必要な長さを残して切断するように設定されている。Further, the cutting position is set so that the outer skin 9 is longer than the core material 10, that is, the cutting is performed while leaving a length necessary for folding the outer skin 9 back toward the back surface 10A of the core material 10.
表皮９の切断後に、第３図に示すように雄型２と雌型３
とを開く。このとき雄型２からエジェクターピン４が突
出して成形品８を雌型３側に押圧して支持する。雄型２
が成形品８から光分離れた時に雌型３の押し込みピン７
が作動する。この押し込みピン７の作動は、ニアロッド
シリンダー。After cutting the epidermis 9, a male mold 2 and a female mold 3 are formed as shown in FIG.
and open. At this time, the ejector pin 4 protrudes from the male mold 2 to press and support the molded product 8 toward the female mold 3. male type 2
When the light is separated from the molded product 8, the push-in pin 7 of the female mold 3
is activated. The operation of this push pin 7 is the near rod cylinder.
あるいは油圧、電磁系のボスコイルなどの駆動装置１２
により行われる。押し込みピン７の前進により表皮９が
芯材１０の内方に押し込まれ、その端部９Ａは、芯材１
０の裏面１０Ａより内方に位置する。Or a drive device 12 such as a hydraulic or electromagnetic boss coil.
This is done by As the pushing pin 7 advances, the skin 9 is pushed into the core material 10, and the end portion 9A of the skin 9 is pushed into the core material 10.
It is located inward from the back surface 10A of 0.
さらに、押し込みピン７を後退させ、第４図に示すよう
に、再び両型２，３を閉じる。この時芯材１０の内方に
押し込まれた表皮９の端部９Ａは、雄型２により芯材１
０の裏面１０Ａに沿って折り返され、芯材１０の裏面１
０Ａと雄型２との間に挟まれる。この状態で雄型２のヒ
ーター５に通電して表皮９の端部９Ａを加熱し、芯材１
０の裏面１０Ａに溶着固定する。Furthermore, the push-in pin 7 is moved back, and both molds 2 and 3 are closed again, as shown in FIG. At this time, the end portion 9A of the skin 9 pushed inward of the core material 10 is pushed into the core material 1 by the male die 2.
0 is folded back along the back surface 10A of the core material 10.
It is sandwiched between 0A and male type 2. In this state, the heater 5 of the male mold 2 is energized to heat the end 9A of the outer skin 9, and the core material 1 is heated.
Weld and fix to the back side 10A of 0.
溶着後に、両型２．３を開いて成形品８を取り出せば、
表皮９の端部９Ａが芯材１０の裏側に折り返されて溶着
された完成品となる。After welding, open both molds 2.3 and take out the molded product 8.
The end portion 9A of the skin 9 is folded back and welded to the back side of the core material 10 to form a finished product.
このように、芯材と表皮からなる成形品の成形を、金型
の開閉とピン等の作動により、連続して行うことができ
るので、全く手作業を必要とせずに製品を得ることがで
き、この種の製品の生産性を大幅に向上させることがで
きる。In this way, the molded product consisting of the core material and the skin can be formed continuously by opening and closing the mold and operating pins, etc., so the product can be obtained without any manual labor. , the productivity of this kind of products can be greatly improved.
また手作業を行わないので、作業者の熟練度による製品
のバラツキなどもなくなり、安定した品質の製品を低コ
ストで提供することができる。In addition, since no manual work is required, there is no variation in the product due to the skill level of the worker, and products of stable quality can be provided at low cost.
なお、金型の構造や各種ピンなどの形状および作動手段
は、成形品の形状や芯材９表皮の種類により適宜決定さ
れるもので、上記説明した手段に限るものではない。Note that the structure of the mold, the shape of various pins, etc., and the actuating means are appropriately determined depending on the shape of the molded product and the type of the skin of the core material 9, and are not limited to the means described above.
本発明は、上記説明したように、芯材の表面に表皮を一
体的に成形するスタンピング成形時に、表皮の端部を折
り返して溶着固定する一連の工程を連続して行うことが
でき、生産性を大幅に向上することができる。As explained above, the present invention can continuously perform a series of steps of folding back and welding the ends of the skin during stamping molding to integrally form the skin on the surface of the core material, thereby improving productivity. can be significantly improved.
図は本発明のスタンピング成形金型の要部の断面図であ
って、第１図は成形時の状態、第２は表皮の切断時の状
態、第３図は表皮の押し込み時の状態、第４図は表皮の
溶着時の状態をそれぞれ示している。
ｌニスタンピング成形金型、 ２７ｔｌｌ型。
３：雌型、 ４：エジェクターピン。
５：ヒーター、６：切断刃、７：押し込みピン。
８：成形品、 ９：表皮、 ９Ａ：表皮の端部。
１０：芯材、 ＩＯＡ：芯材の裏面 １１ニスプリン
グ。
１２：駆動装置
第１図
第２図
９ ：） 飄
第３図
第４図
手続補正書訪式）
％式％
１、事件の表示 ′
特願昭６３−０４４５５９
２、発明の名称
スタンピング成形金型および表皮端部の処理方法
３、補正をする者
事件との関係 特許出願人
昭和電工株式会社
４、代理人
住所 ＠１０５ 東京都港区虎ノ門３−２５−３５、
補正命令の日付
昭和６３年５月１１日
６、補正の対象
明細書の図面の簡単な説明の欄
７、補正の内容
明細書筒１０頁３行目の「第２は」を「第２図は」に訂
正する。
（以 上）The figures are sectional views of the main parts of the stamping mold of the present invention, in which Fig. 1 shows the state during molding, Fig. 2 shows the state when the skin is cut, Fig. 3 shows the state when the skin is pressed, and Fig. 3 shows the state when the skin is pressed. Figure 4 shows the state of the skin when welded. Nistamping mold, 27tll type. 3: Female type, 4: Ejector pin. 5: Heater, 6: Cutting blade, 7: Push pin. 8: Molded product, 9: Epidermis, 9A: Edge of epidermis. 10: Core material, IOA: Back side of core material 11 Nispring. 12: Drive device Figure 1 Figure 2 Figure 9 :) Figure 3 Figure 4 Procedural amendment form) % formula % 1. Indication of the case' Patent application 1983-044559 2. Name of the invention Stamping mold and Treatment method for the edge of the epidermis 3, relationship with the case of the person making the amendment Patent applicant Showa Denko Co., Ltd. 4, agent address @105 3-25-35 Toranomon, Minato-ku, Tokyo, Japan
The date of the amendment order is May 11, 1986 (6). Correct to ``ha''. (that's all)
Claims (2)
的に成形される表皮側の雌型とからなる一対の金型と、
該金型の外周部に配設されて前記表皮の端部を切断する
切断刃と、雄型から突出して成形品を前記雌型に押圧す
るエジェクターピンと、金型の側方から内方に向かって
突出し、表皮の端部を成形品の内方に押し込む押し込み
ピンと、該押し込みピンにより押し込まれた表皮の端部
を芯材の内面側に溶着するヒーターとを備えたことを特
徴とするスタンピング成形金型。(1) a pair of molds consisting of a male mold placed on the core side and a female mold on the skin side integrally molded on the surface of the core material;
a cutting blade arranged on the outer periphery of the mold to cut the end of the skin; an ejector pin protruding from the male mold to press the molded product into the female mold; and an ejector pin extending inward from the side of the mold. Stamping molding characterized in that it is equipped with a push pin that protrudes and pushes the end of the skin into the inside of the molded product, and a heater that welds the end of the skin pushed by the push pin to the inner surface of the core material. Mold.
雄型側に芯材を、雌型側に表皮を配置して芯材と表皮を
一体的に成形するとともに、該金型の外周部で前記表皮
の端部を所定幅に切断し、次いで雄型と雌型を開くとと
もに成形品を前記雌型側に支持して前記表皮の端部を成
形品の内方に折り返し、再び両金型を閉じて前記折り返
された表皮の端部を、さらに雄型により成形品の内面に
沿って折り返し、表皮の端部と芯材とを雄型の外周に設
けたヒーターにより溶着することを特徴とする表皮端部
の処理方法。(2) A core material is placed on the male side of a stamping mold consisting of a male die and a female die, and a skin is placed on the female side, and the core material and the skin are integrally molded, and the outer periphery of the die is The end of the skin is cut to a predetermined width, and then the male and female molds are opened, the molded product is supported on the female mold side, the end of the skin is folded back inside the molded product, and both molds are folded back together. The mold is closed, and the folded end of the skin is further folded back along the inner surface of the molded product using a male mold, and the end of the skin and the core material are welded by a heater provided on the outer periphery of the male mold. A method for treating the edges of the epidermis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044559A JP2529991B2 (en) | 1988-02-29 | 1988-02-29 | Stamping mold and method for treating the edge of skin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044559A JP2529991B2 (en) | 1988-02-29 | 1988-02-29 | Stamping mold and method for treating the edge of skin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01218820A true JPH01218820A (en) | 1989-09-01 |
| JP2529991B2 JP2529991B2 (en) | 1996-09-04 |
Family
ID=12694857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63044559A Expired - Lifetime JP2529991B2 (en) | 1988-02-29 | 1988-02-29 | Stamping mold and method for treating the edge of skin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2529991B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2388123A1 (en) * | 2010-05-21 | 2011-11-23 | Cie Automotive, S.A. | Method and device for overmolding of metal parts |
| JP2012509209A (en) * | 2008-11-19 | 2012-04-19 | ジョンソン・コントロールズ・オートモーティブ・ソシエタ・ア・レスポンサビリタ・リミタータ | Method of manufacturing thermoformed part including bending process performed with mold closed, and mold for applying this method |
| AT511735A1 (en) * | 2011-08-05 | 2013-02-15 | Georg Kaufmann Formenbau Ag | METHOD FOR PRODUCING A REFLECTED FORM PART |
-
1988
- 1988-02-29 JP JP63044559A patent/JP2529991B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012509209A (en) * | 2008-11-19 | 2012-04-19 | ジョンソン・コントロールズ・オートモーティブ・ソシエタ・ア・レスポンサビリタ・リミタータ | Method of manufacturing thermoformed part including bending process performed with mold closed, and mold for applying this method |
| EP2388123A1 (en) * | 2010-05-21 | 2011-11-23 | Cie Automotive, S.A. | Method and device for overmolding of metal parts |
| AT511735A1 (en) * | 2011-08-05 | 2013-02-15 | Georg Kaufmann Formenbau Ag | METHOD FOR PRODUCING A REFLECTED FORM PART |
| AT511735B1 (en) * | 2011-08-05 | 2014-12-15 | Georg Kaufmann Formenbau Ag | METHOD FOR PRODUCING A REFLECTED FORM PART |
| EP2554352B1 (en) | 2011-08-05 | 2017-03-01 | Georg Kaufmann Formenbau AG | Method for producing a back-moulded part |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2529991B2 (en) | 1996-09-04 |
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