JPH0247034A - Metal mold with skin end winding device - Google Patents
Metal mold with skin end winding deviceInfo
- Publication number
- JPH0247034A JPH0247034A JP63198674A JP19867488A JPH0247034A JP H0247034 A JPH0247034 A JP H0247034A JP 63198674 A JP63198674 A JP 63198674A JP 19867488 A JP19867488 A JP 19867488A JP H0247034 A JPH0247034 A JP H0247034A
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- winding
- mold
- skin
- face
- 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
- 238000004804 winding Methods 0.000 title claims abstract description 42
- 239000002184 metal Substances 0.000 title abstract 2
- 239000011162 core material Substances 0.000 claims abstract description 24
- 238000000465 moulding Methods 0.000 claims abstract description 23
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 14
- 239000000057 synthetic resin Substances 0.000 claims abstract description 14
- 238000010030 laminating Methods 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 abstract description 2
- -1 polypropylene Polymers 0.000 abstract description 2
- 229920001155 polypropylene Polymers 0.000 abstract description 2
- 229920001169 thermoplastic Polymers 0.000 abstract description 2
- 239000004416 thermosoftening plastic Substances 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 241000252233 Cyprinus carpio Species 0.000 description 1
- 241000286209 Phasianidae Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- ZPUCINDJVBIVPJ-LJISPDSOSA-N ***e Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000003825 pressing Methods 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/24—Lining or labelling
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/24—Lining or labelling
- B29C2049/2412—Lining or labelling outside the article
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
- B29C2049/4807—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity by movable mould parts in the mould halves
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/24—Lining or labelling
- B29C49/251—Lining or labelling explicit lining
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
- B29C49/4812—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity and welding opposite wall parts of the parisons or preforms to each other
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の目的〕
(産業上の利用分野)
本発明は、例えば自動車のコンソールリッドやピラーの
内側カバーなどの内装材、または、家具などに用いられ
る表面に表皮体を有する合成樹脂製品を成形する成形金
型に関し、特に、表皮体の端末部を製品裏面に巻込む表
皮端末巻込み装置付き成形金型に関する。Detailed Description of the Invention [Objective of the Invention] (Industrial Field of Application) The present invention is directed to the application of a skin material to surfaces used for interior materials such as automobile console lids and pillar inner covers, or furniture. The present invention relates to a molding die for molding a synthetic resin product, and particularly relates to a molding die equipped with a skin end winding device for winding the end portion of a skin body onto the back surface of the product.
(従来の技術)
表皮体を有する合成樹脂製品の製造においては、成形金
型のキャビティ内に表皮体を導入するとともに合成樹脂
を導入し、このキャビティ内C表皮体と合成樹脂からな
る芯材とを一体に積層成形する方法が用いられている。(Prior art) In the production of synthetic resin products having a skin, the skin is introduced into the cavity of a molding die and a synthetic resin is introduced into the cavity, and the C skin and a core material made of synthetic resin are combined into the cavity. A method of integrally laminating and molding is used.
ところで、表皮体の端末部を芯材の裏面にまで巻込ませ
て覆う場合には、表皮体の端末部を成形金型のキャビテ
ィより突出させてセットし、キャビティ内での芯材の成
形擾、成形金型から取出して芯材から突出している表皮
体の端末部を芯材の裏面への巻込み幅を残して切断し、
その端末部の裏面に接着剤を塗布して芯材の裏面に巻込
んで貼り付けたり、芯材の裏面に巻込んだ端末部を多数
のピンで止めたりする必要があり、作業が面倒であった
。By the way, when the end part of the skin body is rolled up to the back surface of the core material to cover it, the end part of the skin body is set so as to protrude from the cavity of the molding die, and the core material is molded in the cavity. Take it out of the mold and cut the end of the skin body protruding from the core material, leaving a width to wrap around the back side of the core material.
It is necessary to apply adhesive to the back side of the terminal part and wrap it around the back side of the core material to attach it, or to fix the terminal part rolled up on the back side of the core material with a large number of pins, which makes the work cumbersome. there were.
そこで、例えば特開昭60−219020号公報に記載
されているように、製品形状が四角形の場合、型体のキ
ャビティを中央に開口した端面の四辺に、キャビティの
内側に四方から出没可能とするスライドコアをそれぞれ
設けるとともに、このスライドコアをスライドさせる駆
動装置をそれぞれ設け、そして、キャビティ内に所定の
寸法に切断形成した表皮体をセットし、各駆IJI機構
を作動させて各スライドコアを四方から−t: 1′l
ビデイの内側に向けてスライドさせ、このスライドコア
の先端で表皮体の端末部をキャビティの内側に巻込むこ
とにより、キャビティ内に合成樹脂を導入して芯材を成
形覆る際に端末部を芯材の裏面に巻込んで−・体上する
成形金型が提案されている。Therefore, as described in JP-A No. 60-219020, for example, when the product shape is rectangular, the cavity of the mold body is opened at the center, and the four sides of the end face are designed to be able to appear and retract from the inside of the cavity from all sides. Each slide core is provided, and a drive device for sliding this slide core is provided, and a skin body cut to a predetermined size is set in the cavity, and each drive IJI mechanism is operated to move each slide core in all directions. From-t: 1'l
By sliding it toward the inside of the biday and wrapping the end part of the skin body inside the cavity with the tip of this slide core, synthetic resin is introduced into the cavity and the end part is wrapped around the core material when it is molded and covered. A molding die that wraps around the back side of the material and presses it onto the body has been proposed.
(発明が解決しようとする課題)
上述のように、スライドコアを用いることにより表皮体
の端末処理を容易にすることができるが、スライドコア
および駆動e!構を有する巻込み装置を製品形状に応じ
て多数必要とし、すなわち、製品が四角形の場合にはそ
の四辺に対応する4つの巻込み装置が必要となり、金型
構造が?!I雉で高価になる。(Problems to be Solved by the Invention) As described above, the end treatment of the skin body can be facilitated by using the slide core, but the slide core and the drive e! A large number of winding devices with a structure are required depending on the shape of the product. In other words, if the product is a square, four winding devices are required corresponding to the four sides of the product. ! I become expensive with pheasant.
本発明は、上述のような課題に鑑みなされたもので、表
皮体の端末処理を容易にでき、しがち、金型構造が簡単
で安価ですむ表皮端末巻込み装置付き成形金型を提供す
ることを目的とするものである。The present invention has been made in view of the above-mentioned problems, and provides a molding die with a skin end winding device that facilitates the end treatment of the skin body, has a simple mold structure, and is inexpensive. The purpose is to
(発明の構成)
(課題を解決するための手段)
本発明は、相対向してl?[する一対の11体2゜3を
イjし、この一対の型体2,3によって形成されるキャ
ビティ4内に表皮体21を導入するとともに合成樹脂2
4を導入し、表皮体21と合成樹脂24からなる芯材2
5とを一体的に積層成形する成形金型1であって、上記
一方の型体2のキャビティ4を開口した端面に巻込みプ
レート15をその外側部を支点として回動自在に軸着し
、この巻込みプレート15には一方の型体2の端面側へ
の回動時にキャビティ4の開口縁部より内側に突出して
上記表皮体21の端末部21aをキャビティ4の内側に
巻込むとともに一方のへ′!体2の端面から鮒間方向へ
の回動時にキャビティ4の開口縁部より外側に退避可能
とする巻込み縁部16を設け、かつ、巻込みプレート1
5に、この巻込みプレート15を一方の型体2の端面か
らffi間する方向へのイ・1η力を与える弾性体20
を設けたものである。(Structure of the Invention) (Means for Solving the Problems) The present invention has the following features: [A pair of mold bodies 2 and 3 are prepared, and a skin body 21 is introduced into the cavity 4 formed by the pair of mold bodies 2 and 3, and the synthetic resin 2 is
4 is introduced, and a core material 2 consisting of a skin body 21 and a synthetic resin 24 is formed.
A molding die 1 for integrally laminating molding with a mold body 5, in which a winding plate 15 is rotatably attached to the end face of the one mold body 2 with the cavity 4 open, with its outer part as a fulcrum, This winding plate 15 protrudes inward from the opening edge of the cavity 4 when one mold body 2 is rotated toward the end face side, and winds the end portion 21a of the skin body 21 into the inside of the cavity 4. fart'! A winding plate 1 is provided with a winding edge 16 that can be retracted to the outside from the opening edge of the cavity 4 when rotating from the end face of the body 2 in the direction between the carp.
5, an elastic body 20 that applies an a-1η force to the winding plate 15 in the direction of ffi from the end surface of one mold body 2;
It has been established.
(作用)
本発明では、巻込みプレート15を非成形時には弾性体
20によって外方に回動して開放し、成形時には他方の
型体3によって押さえて内方に回動させるもので、成形
時に巻込みプレート15を内方に回動して呑込み縁部1
6を111ビテイ4の1fi1口縁部より内側に突出さ
せることにより、表皮体21の端末部21aをキャビテ
ィ4内に巻込んで↑ヤどティ4内で成形される芯材25
の裏側に巻込ませ、また、成形後に巻込みプレート15
を開放して巻込み縁部16をキt・ビティ4の開口縁部
より外側に退避させることにより、成形品をキャビティ
4から取出せるものである。(Function) In the present invention, the winding plate 15 is rotated outward and released by the elastic body 20 when not forming, and is held down and rotated inward by the other mold body 3 during forming. Rotate the engulfing plate 15 inward to remove the engulfing edge 1
6 protrudes inward from the 1fi1 mouth edge of the 111 bitty 4, the end portion 21a of the skin body 21 is rolled into the cavity 4, and the core material 25 is formed within the ↑yado tee 4.
The rolling plate 15 is rolled up on the back side of the
The molded product can be taken out from the cavity 4 by opening the opening and retracting the rolled edge 16 to the outside of the opening edge of the kit 4.
(実施例) 以下、本発明の一実施例を図面を参照して説明する。(Example) Hereinafter, one embodiment of the present invention will be described with reference to the drawings.
第1図ないし第5図において、1は成形金型で、相対向
して成離する一対の型体2,3を有し、この−7・1の
型体2,3間にキャビティ4が形成される。すなわら、
一方の望体2にはキャビティ4を構成する四角形凹状の
キャビテイ面5が設けられているとともに、他方の型体
3には四角形凸状のキャビテイ面6が設けられている。In Figures 1 to 5, 1 is a molding die, which has a pair of mold bodies 2 and 3 that face each other and separate, and a cavity 4 is formed between the mold bodies 2 and 3 of -7.1. It is formed. In other words,
One mold body 2 is provided with a rectangular concave cavity surface 5 constituting the cavity 4, and the other mold body 3 is provided with a rectangular convex cavity surface 6.
また、他方の型体3の凸状のキャビテイ面6の周れ部に
は押え凸条7が四角形環状に突設されている。さらに、
他方の型体3には気体供給部8が設けられ、この気体供
給部8は、バイブ9を通じて図示しない圧縮機から圧縮
気体が導かれるととbに、その圧縮気体を先端部から吹
出す供給針10がキャビテイ面6からキャビティ4内に
出没可能になっている。Further, a presser convex strip 7 is provided protrudingly provided in a rectangular annular shape around the periphery of the convex cavity surface 6 of the other mold body 3. moreover,
The other mold body 3 is provided with a gas supply section 8, which blows out the compressed gas from its tip when compressed gas is introduced from a compressor (not shown) through the vibrator 9. A needle 10 can move in and out of the cavity 4 from the cavity surface 6.
また、上記一方の型体2の端面の両側上下部にガイドビ
ンブロック11が固着され、この各ガイドビンブロック
11から突出されたガイドビン12が側方の型体3の図
示しない各ガイド孔に嵌合して型締めされるようになっ
ている。Further, guide bin blocks 11 are fixed to the upper and lower parts of both sides of the end face of the one mold body 2, and guide bins 12 protruding from each guide bin block 11 are inserted into each guide hole (not shown) of the mold body 3 on the side. They are designed to fit and be mold-clamped.
上記一方の型体2のキャビティ4を中央に開口した端面
には表皮端末巻込み装置14が設けられている。この表
皮端末巻込み装置14は、両側および上下の巻込みプレ
ート15が回動自在に設けられ、この各巻込みプレート
15は、型体2の端面側への回動時に型体2の端面と略
同−形状の四角形枠状に組合わせられるようになってお
り、キャビティ4に臨む内縁部にはう”1体2の端面側
への回動時においてキャビティ4の間口縁部よりも内側
に突出しかつ型体2の端面から離間方向への回動時にお
いてキャビティ4の開口縁部よりも外側に退避する巻込
み縁部16が設けられ、そして、巻込みプレート15は
、その両端外側部に固着した支軸17により上記ガイド
ビンブロック11にnrrt回動自在に軸着されている
。この支軸11は、第3図に示すように断面半円状に形
成されているとともに、この支軸17を嵌合したガイド
ビンブロック11の軸孔18には所定角度でのストッパ
面19が形成され、支軸17は所定角度範囲のみ回動で
きるようになっている。A skin end winding device 14 is provided on the end surface of the one mold body 2 with the cavity 4 opened in the center. This skin end winding device 14 is rotatably provided with winding plates 15 on both sides and upper and lower sides, and when the winding plates 15 rotate toward the end face of the mold body 2, the winding plates 15 approximately touch the end face of the mold body 2. They are combined into a rectangular frame of the same shape, and when the body 2 is rotated toward the end surface, it protrudes inward from the front edge of the cavity 4. In addition, a winding edge 16 is provided which retreats to the outside of the opening edge of the cavity 4 when the mold body 2 is rotated away from the end face of the mold body 2, and the winding plate 15 is fixed to the outer side of both ends thereof. The support shaft 17 is rotatably attached to the guide bin block 11 by a support shaft 17.The support shaft 11 has a semicircular cross section as shown in FIG. A stopper surface 19 at a predetermined angle is formed in the shaft hole 18 of the guide bin block 11 into which the guide bin block 11 is fitted, so that the support shaft 17 can only rotate within a predetermined angular range.
また、各巻込みプレート15の中間部において型体2の
端面との間に弾性体として板ばね20が設けられ、巻込
みプレート15は型体2の端面から離間する方向に常時
付勢されている。Further, a leaf spring 20 is provided as an elastic body between the intermediate portion of each winding plate 15 and the end face of the mold body 2, and the winding plate 15 is always biased in a direction away from the end face of the mold body 2. .
また、21は表皮体で、図には表面に起毛22を有する
布地23を示しているが、その他には例えばパイルを編
み込んだ布地、ポリ塩化ビニールレザ、フィルム等があ
り、帯状に形成されている。Further, 21 is a skin body, and the figure shows a fabric 23 having a raised surface 22, but there are other fabrics such as woven pile fabric, polyvinyl chloride leather, film, etc., which are formed into a band shape. There is.
そうして、第5図のように、一対の型体2゜3の型聞き
状態では、一方の型体2の各巻込みプレート15は板ば
ね20によって押上げられ、半円状の支軸17がストッ
パ面19に当接した所定角度0で停由され、外方に回動
した開放状態となっている。As shown in FIG. is stopped at a predetermined angle of 0 in contact with the stopper surface 19, and is in an open state in which it rotates outward.
この状態で、4′!間された型体2.31!11に、表
皮体21をその起毛22を有する表面を一方の型体2に
向けて導入するとともに、この表皮体21と側方の型体
3との間に合成樹脂として例えばポリプロピレンなどの
熱可塑性合成樹脂からなる中空状のパリソン24を導入
する。In this state, 4′! The skin body 21 is introduced into the spaced mold body 2.31!11 with its raised surface 22 facing toward one of the mold bodies 2, and between this skin body 21 and the side mold body 3. A hollow parison 24 made of a thermoplastic synthetic resin such as polypropylene is introduced as a synthetic resin.
ついで、第6図のように、型体2,3を型開すると、各
巻込みプレート15はへ゛(体3によって表皮体21お
よびパリソン24と同時に内方に押動され、各巻込みプ
レーi・15は型体2の端面に当接するまで回動し、か
つ、巻込み縁部16をキャビアイ4の開口縁部より内側
に突出させ、型体2にアンダー部としての端末巻込み部
を形成する。これとともに、気体供給部8の供給針10
をパリソン24の内部に差込み圧縮気体を送り込む。こ
のとき、パリソン24の両端部を押え凸条7が谷込みプ
レーi〜15に圧着してパリソン24の内部に送り込む
圧縮気体の漏れを防止する。Then, as shown in FIG. 6, when the mold bodies 2 and 3 are opened, each winding plate 15 is pushed inward by the body 3 at the same time as the skin body 21 and the parison 24, and each winding plate i. is rotated until it comes into contact with the end surface of the mold body 2, and the rolled edge portion 16 is made to protrude inward from the opening edge of the caviar eye 4, thereby forming an end rolled portion as an under portion in the mold body 2. Along with this, the supply needle 10 of the gas supply section 8
is inserted into the inside of the parison 24 to feed compressed gas. At this time, the convex strips 7 pressing both ends of the parison 24 press against the valley plays i to 15 to prevent leakage of the compressed gas sent into the inside of the parison 24.
圧縮気体が供給されたパリソン24は、内部圧力が高く
なってキャビティ4内でそのキャビティ形状に沿って膨
張し、表皮体21を裏面側からキャビテイ面5に押付け
るととbに、巻込みプレート15の巻込み縁部16に押
付け、表皮体21の裏面に密着する。そして、第8図の
ように、パリソン24が固化することにより中空状の芯
材25が成形され、芯材25の表面に表皮体21を一体
的に積層した成形品ができる。The parison 24 supplied with compressed gas has a high internal pressure and expands within the cavity 4 along the shape of the cavity, and presses the skin body 21 against the cavity surface 5 from the back side. 15 and tightly adheres to the back surface of the skin body 21. Then, as shown in FIG. 8, a hollow core material 25 is formed by solidifying the parison 24, resulting in a molded product in which the skin body 21 is integrally laminated on the surface of the core material 25.
ついで、第7図のように、型体2.3を型間すると、各
巻込みプレート15は板ばね20により回動してキャビ
ティ4の縁部を開放し、その巻込みプレート15の巻込
み縁部16をキヤとティ4の外側に退避させて成形品を
成形金型1から取出す。そして、取出した成形品は、第
8図のように、芯材25の裏面から突出する部分をカッ
ト線Cの位置から切除する。Then, as shown in FIG. 7, when the mold body 2.3 is placed between the molds, each winding plate 15 is rotated by the leaf spring 20 to open the edge of the cavity 4, and the winding edge of the winding plate 15 is rotated by the leaf spring 20 to open the edge of the cavity 4. The part 16 is retracted to the outside of the gear and tee 4, and the molded product is taken out from the molding die 1. Then, from the taken-out molded product, the portion protruding from the back surface of the core material 25 is cut off from the position of the cut line C, as shown in FIG.
このようにして成形された成形品では、表皮体21の端
末部21aが芯材25の裏面にまで巻込まれて芯材25
に一体化されている。In the molded product formed in this way, the end portion 21a of the skin body 21 is wrapped around the back surface of the core material 25, and
is integrated into.
以上のように、表皮端末巻込み装置14によって表皮体
21の端末処理を容易にすることができ、しかも、この
表皮端末巻込み装置14は溝造が簡単で金型代が安価で
すむ。As described above, the skin end winding device 14 can facilitate the end treatment of the skin body 21, and furthermore, the skin end winding device 14 is easy to form grooves, and the mold cost is low.
なお、上記実施例では、ブロー成形を行なう成形金型に
端末巻込み装置を適応した例であるが、射出成形やRI
M成形にも適応できる。In the above embodiment, the terminal winding device is applied to a mold for blow molding, but it is applicable to injection molding and RI.
It can also be applied to M molding.
本発明によれば、成形時にキャビティの内側に突出しか
つ成形模にキャビティの外側に退避可能とする巻込み縁
部を右する巻込みプレートによって、表皮体の端末処理
を容易にでき、しかも、巻込みプレートを型閉じ、型開
きに連動して自動的に開閉回動きせることができ、成形
時に巻込みプレートのセットj3よび成形後に巻込みプ
レートの除去の必要がなく、金型構造も簡単となって安
価にできる。According to the present invention, the end treatment of the skin body can be facilitated by the winding plate that protrudes into the inside of the cavity during molding and is located on the right side of the winding edge that can be retracted to the outside of the cavity during molding. The insert plate can be opened and closed automatically in conjunction with mold closing and mold opening, and there is no need to set the insert plate during molding or remove the insert plate after molding, and the mold structure is simple. It can be done cheaply.
第1図は本発明の成形金型の一実施例を示す斜視図、第
2図は第1図ff−I[部の断面図、第3図は第1図I
II−DI部の断面図、第4図は第1図IV−■部の断
面図、第5図、第6図および第7図はその成形状態を示
す断面図、第8図はその成形品の断面図である。
1・・成形金型、2,3・・型体、4・・キャビティ、
15・・巻込みプレート、1G・・巻込み縁部、20・
・弾性体としての板ばね、21・・表皮体、21a ・
・端末部、24・・合成樹脂としてのパリソン、25・
・芯材。
峯五1
A辷L」Fig. 1 is a perspective view showing an embodiment of the molding die of the present invention, Fig. 2 is a cross-sectional view of Fig. 1 ff-I [Fig.
4 is a sectional view of the IV-■ section in FIG. FIG. 1. Molding mold, 2, 3. Mold body, 4. Cavity,
15... Rolling plate, 1G... Rolling edge, 20.
・Plate spring as an elastic body, 21 ・Skin body, 21a ・
・Terminal part, 24... Parison as synthetic resin, 25.
・Core material. Minego 1 A-L”
Claims (1)
の型体によつて形成されるキャビティ内に表皮体を導入
するとともに合成樹脂を導入し、表皮体と合成樹脂から
なる芯材とを一体的に積層成形する成形金型であつて、 上記一方の型体のキャビティを開口した端面に巻込みプ
レートをその外側部を支点として回動自在に軸着し、こ
の巻込みプレートには一方の型体の端面側への回動時に
キャビティの開口縁部より内側に突出して上記表皮体の
端末部をキャビティの内側に巻込むとともに一方の型体
の端面から離間方向への回動時にキャビティの開口縁部
より外側に退避可能とする巻込み縁部を設け、かつ、巻
込みプレートに、この巻込みプレートを一方の型体の端
面から離間する方向への付勢力を与える弾性体を設けた
ことを特徴とする表皮端末巻込み装置付き成形金型。(1) It has a pair of mold bodies that approach and separate from each other, a skin body is introduced into the cavity formed by the pair of mold bodies, and a synthetic resin is introduced, and the skin body and the synthetic resin are separated. A mold for integrally laminating and molding a core material, in which a winding plate is rotatably attached to the cavity-opened end face of one of the mold bodies, and this winding The inserting plate has a plate that protrudes inward from the opening edge of the cavity when one mold body rotates toward the end face, and wraps the end portion of the skin body inside the cavity and moves away from the end face of one mold body. A winding edge is provided that can be retracted to the outside of the opening edge of the cavity when the mold body is rotated, and a biasing force is applied to the winding plate in the direction of separating the winding plate from the end face of one mold body. A molding die equipped with a skin end winding device, characterized in that it is provided with an elastic body that provides elasticity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63198674A JPH082582B2 (en) | 1988-08-09 | 1988-08-09 | Mold for wrapping with skin terminal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63198674A JPH082582B2 (en) | 1988-08-09 | 1988-08-09 | Mold for wrapping with skin terminal |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0247034A true JPH0247034A (en) | 1990-02-16 |
JPH082582B2 JPH082582B2 (en) | 1996-01-17 |
Family
ID=16395162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63198674A Expired - Lifetime JPH082582B2 (en) | 1988-08-09 | 1988-08-09 | Mold for wrapping with skin terminal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH082582B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04356791A (en) * | 1991-09-20 | 1992-12-10 | Oki Electric Ind Co Ltd | Semiconductor memory |
US5885515A (en) * | 1997-03-06 | 1999-03-23 | Lear Corporation | Blow molding process |
US6070754A (en) * | 1996-01-17 | 2000-06-06 | Delta Consolidated Industries | Carrying case with inserted nameplate |
JP2002086547A (en) * | 2000-09-20 | 2002-03-26 | Inoac Corp | Manufacturing method for hollow molded article having skin material integrated therewith, and blow mold used therefor |
-
1988
- 1988-08-09 JP JP63198674A patent/JPH082582B2/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04356791A (en) * | 1991-09-20 | 1992-12-10 | Oki Electric Ind Co Ltd | Semiconductor memory |
US6070754A (en) * | 1996-01-17 | 2000-06-06 | Delta Consolidated Industries | Carrying case with inserted nameplate |
US6123893A (en) * | 1996-01-17 | 2000-09-26 | Delta Consolidated Industries | Process of making a carrying case with inserted nameplate by blow molding |
US6196828B1 (en) | 1996-01-17 | 2001-03-06 | Delta Consolidated Industries | Blow mold for making a carrying case with inserted nameplate |
US5885515A (en) * | 1997-03-06 | 1999-03-23 | Lear Corporation | Blow molding process |
JP2002086547A (en) * | 2000-09-20 | 2002-03-26 | Inoac Corp | Manufacturing method for hollow molded article having skin material integrated therewith, and blow mold used therefor |
Also Published As
Publication number | Publication date |
---|---|
JPH082582B2 (en) | 1996-01-17 |
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